[llvm] [AMDGPU] Do not allow M0 as v_readfirstlane_b32 dst (PR #128851)

Pierre van Houtryve via llvm-commits llvm-commits at lists.llvm.org
Wed Feb 26 02:01:06 PST 2025


https://github.com/Pierre-vh created https://github.com/llvm/llvm-project/pull/128851

M0 can only be written to by the SALU, so `v_readfirstlane_b32 m0` is effectively useless. Represent this by restricting the dest RC of that instruction to `SReg_32_XM0` which excludes M0.

There is a lot of test changes due to the register class changing, but most changes are trivial. In some cases, an extra register and `s_mov_b32` is needed.

Fixes SWDEV-513269

>From c3d1d6243784bf40bafa0cea8bfec791997bbaf8 Mon Sep 17 00:00:00 2001
From: pvanhout <pierre.vanhoutryve at amd.com>
Date: Wed, 26 Feb 2025 10:59:50 +0100
Subject: [PATCH] [AMDGPU] Do not allow M0 as v_readfirstlane_b32 dst

M0 can only be written to by the SALU, so `v_readfirstlane_b32 m0` is effectively useless.
Represent this by restricting the dest RC of that instruction to `SReg_32_XM0` which excludes M0.

There is a lot of test changes due to the register class changing, but most changes are trivial.
In some cases, an extra register and `s_mov_b32` is needed.

Fixes SWDEV-513269
---
 .../Target/AMDGPU/AMDGPURegisterBankInfo.cpp  |   2 +-
 .../Disassembler/AMDGPUDisassembler.cpp       |   1 +
 llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp    |   4 +-
 llvm/lib/Target/AMDGPU/SIFrameLowering.cpp    |   1 +
 llvm/lib/Target/AMDGPU/SIISelLowering.cpp     |   9 +-
 llvm/lib/Target/AMDGPU/SIInstrInfo.cpp        |  25 +-
 llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp     |  28 +-
 llvm/lib/Target/AMDGPU/VOP1Instructions.td    |   2 +-
 .../AMDGPU/MIR/always-uniform.mir             |   4 +-
 .../AMDGPU/MIR/never-uniform.mir              |   6 +-
 .../GlobalISel/buffer-atomic-fadd.f64.ll      |  32 +-
 .../AMDGPU/GlobalISel/flat-atomic-fadd.f64.ll |   4 +-
 .../fmamix-constant-bus-violation.mir         |   2 +-
 .../GlobalISel/global-atomic-fadd.f32-rtn.ll  |   6 +-
 .../GlobalISel/global-atomic-fadd.f64.ll      |  12 +-
 .../inst-select-amdgcn.readfirstlane.mir      |   2 +-
 .../llvm.amdgcn.make.buffer.rsrc.ll           |  40 +-
 .../llvm.amdgcn.raw.buffer.atomic.add.ll      |  40 +-
 .../llvm.amdgcn.raw.buffer.atomic.cmpswap.ll  | 104 +--
 .../llvm.amdgcn.raw.buffer.atomic.fadd.ll     |  40 +-
 .../llvm.amdgcn.raw.buffer.load.format.f16.ll |  30 +-
 .../llvm.amdgcn.raw.buffer.load.format.ll     |  52 +-
 .../GlobalISel/llvm.amdgcn.raw.buffer.load.ll | 100 +--
 ...llvm.amdgcn.raw.buffer.store.format.f16.ll |  48 +-
 ...llvm.amdgcn.raw.buffer.store.format.f32.ll |  32 +-
 .../llvm.amdgcn.raw.buffer.store.ll           |  88 +-
 .../llvm.amdgcn.raw.ptr.buffer.atomic.add.ll  |  20 +-
 ...vm.amdgcn.raw.ptr.buffer.atomic.cmpswap.ll |  52 +-
 .../llvm.amdgcn.raw.ptr.buffer.atomic.fadd.ll |  40 +-
 ...m.amdgcn.raw.ptr.buffer.load.format.f16.ll |  20 +-
 .../llvm.amdgcn.raw.ptr.buffer.load.format.ll |  10 +-
 .../llvm.amdgcn.raw.ptr.buffer.load.ll        |  50 +-
 ....amdgcn.raw.ptr.buffer.store.format.f16.ll |  32 +-
 ....amdgcn.raw.ptr.buffer.store.format.f32.ll |  16 +-
 .../llvm.amdgcn.raw.ptr.buffer.store.ll       |  44 +-
 .../llvm.amdgcn.raw.ptr.tbuffer.load.f16.ll   |  20 +-
 .../llvm.amdgcn.raw.ptr.tbuffer.load.ll       |  10 +-
 .../llvm.amdgcn.raw.ptr.tbuffer.store.f16.ll  |  56 +-
 .../llvm.amdgcn.raw.ptr.tbuffer.store.i8.ll   |  56 +-
 .../llvm.amdgcn.raw.ptr.tbuffer.store.ll      |  44 +-
 .../llvm.amdgcn.raw.tbuffer.load.f16.ll       |  30 +-
 .../llvm.amdgcn.raw.tbuffer.load.ll           |  20 +-
 .../llvm.amdgcn.raw.tbuffer.store.f16.ll      |  84 +-
 .../llvm.amdgcn.raw.tbuffer.store.i8.ll       |  84 +-
 .../llvm.amdgcn.raw.tbuffer.store.ll          |  88 +-
 .../GlobalISel/llvm.amdgcn.s.buffer.load.ll   | 784 +++++++++---------
 .../llvm.amdgcn.struct.buffer.atomic.add.ll   |  40 +-
 ...lvm.amdgcn.struct.buffer.atomic.cmpswap.ll | 104 +--
 .../llvm.amdgcn.struct.buffer.atomic.fadd.ll  |  40 +-
 ...vm.amdgcn.struct.buffer.load.format.f16.ll |  30 +-
 .../llvm.amdgcn.struct.buffer.load.format.ll  |  20 +-
 .../llvm.amdgcn.struct.buffer.load.ll         |  20 +-
 ...m.amdgcn.struct.buffer.store.format.f16.ll |  30 +-
 ...m.amdgcn.struct.buffer.store.format.f32.ll |  20 +-
 .../llvm.amdgcn.struct.buffer.store.ll        |  20 +-
 ...lvm.amdgcn.struct.ptr.buffer.atomic.add.ll |  20 +-
 ...amdgcn.struct.ptr.buffer.atomic.cmpswap.ll |  52 +-
 ...vm.amdgcn.struct.ptr.buffer.atomic.fadd.ll |  40 +-
 ...mdgcn.struct.ptr.buffer.load.format.f16.ll |  20 +-
 ...vm.amdgcn.struct.ptr.buffer.load.format.ll |  10 +-
 .../llvm.amdgcn.struct.ptr.buffer.load.ll     |  10 +-
 ...dgcn.struct.ptr.buffer.store.format.f16.ll |  20 +-
 ...dgcn.struct.ptr.buffer.store.format.f32.ll |  10 +-
 .../llvm.amdgcn.struct.ptr.buffer.store.ll    |  10 +-
 ...llvm.amdgcn.struct.ptr.tbuffer.load.f16.ll |  20 +-
 .../llvm.amdgcn.struct.ptr.tbuffer.load.ll    |  10 +-
 .../llvm.amdgcn.struct.tbuffer.load.f16.ll    |  30 +-
 .../llvm.amdgcn.struct.tbuffer.load.ll        |  20 +-
 .../madmix-constant-bus-violation.mir         |   2 +-
 .../regbankselect-amdgcn-s-buffer-load.mir    |  16 +-
 .../regbankselect-amdgcn.ds.append.mir        |   2 +-
 .../regbankselect-amdgcn.ds.consume.mir       |   2 +-
 .../regbankselect-amdgcn.ds.gws.init.mir      |   4 +-
 .../regbankselect-amdgcn.ds.gws.sema.v.mir    |   3 +-
 .../regbankselect-amdgcn.ds.ordered.add.mir   |   4 +-
 .../regbankselect-amdgcn.ds.ordered.swap.mir  |   4 +-
 .../regbankselect-amdgcn.image.load.1d.ll     |  64 +-
 .../regbankselect-amdgcn.image.sample.1d.ll   |  96 +--
 .../regbankselect-amdgcn.interp.mov.mir       |   2 +-
 .../regbankselect-amdgcn.interp.p1.f16.mir    |   2 +-
 .../regbankselect-amdgcn.interp.p1.mir        |   4 +-
 .../regbankselect-amdgcn.interp.p2.f16.mir    |   2 +-
 .../regbankselect-amdgcn.interp.p2.mir        |   2 +-
 .../regbankselect-amdgcn.lds.direct.load.mir  |   2 +-
 .../regbankselect-amdgcn.lds.param.load.mir   |   2 +-
 .../regbankselect-amdgcn.raw.buffer.load.ll   |  20 +-
 ...egbankselect-amdgcn.raw.ptr.buffer.load.ll |  20 +-
 .../regbankselect-amdgcn.readlane.mir         |  10 +-
 .../regbankselect-amdgcn.s.buffer.load.ll     | 192 ++---
 .../regbankselect-amdgcn.s.sendmsg.mir        |   2 +-
 .../regbankselect-amdgcn.s.sendmsghalt.mir    |   2 +-
 ...regbankselect-amdgcn.struct.buffer.load.ll |  20 +-
 ...egbankselect-amdgcn.struct.buffer.store.ll |  20 +-
 ...ankselect-amdgcn.struct.ptr.buffer.load.ll |  20 +-
 ...nkselect-amdgcn.struct.ptr.buffer.store.ll |  20 +-
 .../regbankselect-amdgcn.writelane.mir        |   8 +-
 .../GlobalISel/regbankselect-mad_64_32.mir    |   8 +-
 .../regbankselect-waterfall-agpr.mir          |  18 +-
 .../fold-operands-s-add-copy-to-vgpr.mir      |   8 +-
 llvm/test/CodeGen/AMDGPU/fold-readlane.mir    |  48 +-
 .../AMDGPU/global-atomic-fadd.f32-rtn.ll      |   6 +-
 .../AMDGPU/greedy-liverange-priority.mir      |   2 +-
 .../isel-amdgcn-cs-chain-intrinsic-w32.ll     | 200 ++---
 .../isel-amdgcn-cs-chain-intrinsic-w64.ll     | 200 ++---
 ...alize-amdgcn.raw.buffer.load.format.f16.ll |  50 +-
 .../legalize-amdgcn.raw.buffer.load.format.ll |  60 +-
 .../AMDGPU/legalize-amdgcn.raw.buffer.load.ll | 346 ++++----
 ...lize-amdgcn.raw.buffer.store.format.f16.ll | 106 +--
 ...lize-amdgcn.raw.buffer.store.format.f32.ll | 116 +--
 .../legalize-amdgcn.raw.buffer.store.ll       | 326 ++++----
 ...e-amdgcn.raw.ptr.buffer.load.format.f16.ll |  50 +-
 ...alize-amdgcn.raw.ptr.buffer.load.format.ll |  60 +-
 .../legalize-amdgcn.raw.ptr.buffer.load.ll    | 346 ++++----
 ...-amdgcn.raw.ptr.buffer.store.format.f16.ll | 106 +--
 ...-amdgcn.raw.ptr.buffer.store.format.f32.ll | 116 +--
 .../legalize-amdgcn.raw.ptr.buffer.store.ll   | 326 ++++----
 ...egalize-amdgcn.raw.ptr.tbuffer.load.f16.ll |  80 +-
 .../legalize-amdgcn.raw.ptr.tbuffer.load.ll   |  90 +-
 ...galize-amdgcn.raw.ptr.tbuffer.store.f16.ll | 100 +--
 .../legalize-amdgcn.raw.ptr.tbuffer.store.ll  | 246 +++---
 .../legalize-amdgcn.raw.tbuffer.load.f16.ll   |  80 +-
 .../legalize-amdgcn.raw.tbuffer.load.ll       |  90 +-
 .../legalize-amdgcn.raw.tbuffer.store.f16.ll  | 100 +--
 .../legalize-amdgcn.raw.tbuffer.store.ll      | 246 +++---
 .../CodeGen/AMDGPU/legalize-soffset-mbuf.ll   |  64 +-
 llvm/test/CodeGen/AMDGPU/licm-valu.mir        |   4 +-
 llvm/test/CodeGen/AMDGPU/licm-wwm.mir         |   6 +-
 ...rval-bug-in-rename-independent-subregs.mir |   4 +-
 .../CodeGen/AMDGPU/llvm.amdgcn.ds.append.ll   |  14 +-
 .../CodeGen/AMDGPU/llvm.amdgcn.ds.consume.ll  |  13 +-
 .../CodeGen/AMDGPU/llvm.amdgcn.exp.row.ll     |  62 +-
 .../llvm.amdgcn.global.load.lds.gfx950.ll     |  96 +--
 .../AMDGPU/llvm.amdgcn.global.load.lds.ll     |  25 +-
 .../AMDGPU/llvm.amdgcn.iglp.opt.exp.large.mir |   8 +-
 .../AMDGPU/llvm.amdgcn.iglp.opt.exp.small.mir |   9 +-
 .../AMDGPU/llvm.amdgcn.readfirstlane.m0.ll    |  33 +
 .../AMDGPU/llvm.amdgcn.s.ttracedata.ll        |  23 +-
 .../CodeGen/AMDGPU/llvm.amdgcn.writelane.ll   | 116 +--
 .../AMDGPU/llvm.amdgcn.writelane.ptr.ll       | 108 +--
 .../AMDGPU/merge-load-store-physreg.mir       |   2 +-
 .../AMDGPU/move-to-valu-vimage-vsample.ll     |  80 +-
 .../AMDGPU/mubuf-legalize-operands.mir        |  64 +-
 .../CodeGen/AMDGPU/no-remat-indirect-mov.mir  |   4 +-
 ...schedule-regpressure-ilp-metric-spills.mir |  10 +-
 .../si-fix-sgpr-copies-copy-to-sgpr.mir       |   3 +-
 ...-call-inreg-arguments.convergencetokens.ll |   4 +-
 ...-in-vgprs-issue110930.convergencetokens.ll |   4 +-
 llvm/test/CodeGen/AMDGPU/twoaddr-constrain.ll |   6 +-
 llvm/test/CodeGen/AMDGPU/vgpr-liverange-ir.ll |  40 +-
 149 files changed, 3885 insertions(+), 3864 deletions(-)
 create mode 100644 llvm/test/CodeGen/AMDGPU/llvm.amdgcn.readfirstlane.m0.ll

diff --git a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
index 2693ad3894cca..96c918a9a7f76 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
@@ -733,7 +733,7 @@ Register AMDGPURegisterBankInfo::buildReadFirstLane(MachineIRBuilder &B,
 
   for (unsigned i = 0; i < NumParts; ++i) {
     Register SrcPart = SrcParts[i];
-    Register DstPart = MRI.createVirtualRegister(&AMDGPU::SReg_32RegClass);
+    Register DstPart = MRI.createVirtualRegister(&AMDGPU::SReg_32_XM0RegClass);
     MRI.setType(DstPart, NumParts == 1 ? Ty : S32);
 
     const TargetRegisterClass *Constrained =
diff --git a/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.cpp b/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.cpp
index 308ab8e3b82c4..2ed313eac649e 100644
--- a/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.cpp
+++ b/llvm/lib/Target/AMDGPU/Disassembler/AMDGPUDisassembler.cpp
@@ -271,6 +271,7 @@ DECODE_OPERAND_REG_8(VReg_512)
 DECODE_OPERAND_REG_8(VReg_1024)
 
 DECODE_OPERAND_REG_7(SReg_32, OPW32)
+DECODE_OPERAND_REG_7(SReg_32_XM0, OPW32)
 DECODE_OPERAND_REG_7(SReg_32_XEXEC, OPW32)
 DECODE_OPERAND_REG_7(SReg_32_XM0_XEXEC, OPW32)
 DECODE_OPERAND_REG_7(SReg_32_XEXEC_HI, OPW32)
diff --git a/llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp b/llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp
index ac69bf6d038ec..a99fd25477553 100644
--- a/llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp
+++ b/llvm/lib/Target/AMDGPU/SIFixSGPRCopies.cpp
@@ -1069,6 +1069,8 @@ void SIFixSGPRCopies::lowerVGPR2SGPRCopies(MachineFunction &MF) {
                       << " is being turned to v_readfirstlane_b32"
                       << " Score: " << C.second.Score << "\n");
     Register DstReg = MI->getOperand(0).getReg();
+    MRI->constrainRegClass(DstReg, &AMDGPU::SReg_32_XM0RegClass);
+
     Register SrcReg = MI->getOperand(1).getReg();
     unsigned SubReg = MI->getOperand(1).getSubReg();
     const TargetRegisterClass *SrcRC =
@@ -1092,7 +1094,7 @@ void SIFixSGPRCopies::lowerVGPR2SGPRCopies(MachineFunction &MF) {
             Result, *MRI, MI->getOperand(1), SrcRC,
             TRI->getSubRegFromChannel(i), &AMDGPU::VGPR_32RegClass);
         Register PartialDst =
-            MRI->createVirtualRegister(&AMDGPU::SReg_32RegClass);
+            MRI->createVirtualRegister(&AMDGPU::SReg_32_XM0RegClass);
         BuildMI(*MBB, *Result, Result->getDebugLoc(),
                 TII->get(AMDGPU::V_READFIRSTLANE_B32), PartialDst)
             .addReg(PartialSrc);
diff --git a/llvm/lib/Target/AMDGPU/SIFrameLowering.cpp b/llvm/lib/Target/AMDGPU/SIFrameLowering.cpp
index ce21f8963fe88..97736e2410c18 100644
--- a/llvm/lib/Target/AMDGPU/SIFrameLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIFrameLowering.cpp
@@ -305,6 +305,7 @@ class PrologEpilogSGPRSpillBuilder {
 
       buildEpilogRestore(ST, TRI, *FuncInfo, LiveUnits, MF, MBB, MI, DL,
                          TmpVGPR, FI, FrameReg, DwordOff);
+      MRI.constrainRegClass(SubReg, &AMDGPU::SReg_32_XM0RegClass);
       BuildMI(MBB, MI, DL, TII->get(AMDGPU::V_READFIRSTLANE_B32), SubReg)
           .addReg(TmpVGPR, RegState::Kill);
       DwordOff += 4;
diff --git a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
index be7cdde802b51..9a0eee6b44891 100644
--- a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
@@ -4569,7 +4569,8 @@ emitLoadM0FromVGPRLoop(const SIInstrInfo *TII, MachineRegisterInfo &MRI,
   const TargetRegisterClass *BoolRC = TRI->getBoolRC();
   Register PhiExec = MRI.createVirtualRegister(BoolRC);
   Register NewExec = MRI.createVirtualRegister(BoolRC);
-  Register CurrentIdxReg = MRI.createVirtualRegister(&AMDGPU::SGPR_32RegClass);
+  Register CurrentIdxReg =
+      MRI.createVirtualRegister(&AMDGPU::SReg_32_XM0RegClass);
   Register CondReg = MRI.createVirtualRegister(BoolRC);
 
   BuildMI(LoopBB, I, DL, TII->get(TargetOpcode::PHI), PhiReg)
@@ -5255,18 +5256,18 @@ SITargetLowering::EmitInstrWithCustomInserter(MachineInstr &MI,
                        ? AMDGPU::S_ADDC_U32
                        : AMDGPU::S_SUBB_U32;
     if (Src0.isReg() && TRI->isVectorRegister(MRI, Src0.getReg())) {
-      Register RegOp0 = MRI.createVirtualRegister(&AMDGPU::SReg_32RegClass);
+      Register RegOp0 = MRI.createVirtualRegister(&AMDGPU::SReg_32_XM0RegClass);
       BuildMI(*BB, MII, DL, TII->get(AMDGPU::V_READFIRSTLANE_B32), RegOp0)
           .addReg(Src0.getReg());
       Src0.setReg(RegOp0);
     }
     if (Src1.isReg() && TRI->isVectorRegister(MRI, Src1.getReg())) {
-      Register RegOp1 = MRI.createVirtualRegister(&AMDGPU::SReg_32RegClass);
+      Register RegOp1 = MRI.createVirtualRegister(&AMDGPU::SReg_32_XM0RegClass);
       BuildMI(*BB, MII, DL, TII->get(AMDGPU::V_READFIRSTLANE_B32), RegOp1)
           .addReg(Src1.getReg());
       Src1.setReg(RegOp1);
     }
-    Register RegOp2 = MRI.createVirtualRegister(&AMDGPU::SReg_32RegClass);
+    Register RegOp2 = MRI.createVirtualRegister(&AMDGPU::SReg_32_XM0RegClass);
     if (TRI->isVectorRegister(MRI, Src2.getReg())) {
       BuildMI(*BB, MII, DL, TII->get(AMDGPU::V_READFIRSTLANE_B32), RegOp2)
           .addReg(Src2.getReg());
diff --git a/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp b/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
index d5d54337306c0..d1670040591d9 100644
--- a/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
@@ -6515,7 +6515,7 @@ emitLoadScalarOpsFromVGPRLoop(const SIInstrInfo &TII,
     Register VScalarOp = ScalarOp->getReg();
 
     if (NumSubRegs == 1) {
-      Register CurReg = MRI.createVirtualRegister(&AMDGPU::SGPR_32RegClass);
+      Register CurReg = MRI.createVirtualRegister(&AMDGPU::SReg_32_XM0RegClass);
 
       BuildMI(LoopBB, I, DL, TII.get(AMDGPU::V_READFIRSTLANE_B32), CurReg)
           .addReg(VScalarOp);
@@ -6547,8 +6547,10 @@ emitLoadScalarOpsFromVGPRLoop(const SIInstrInfo &TII,
              "Unhandled register size");
 
       for (unsigned Idx = 0; Idx < NumSubRegs; Idx += 2) {
-        Register CurRegLo = MRI.createVirtualRegister(&AMDGPU::SGPR_32RegClass);
-        Register CurRegHi = MRI.createVirtualRegister(&AMDGPU::SGPR_32RegClass);
+        Register CurRegLo =
+            MRI.createVirtualRegister(&AMDGPU::SReg_32_XM0RegClass);
+        Register CurRegHi =
+            MRI.createVirtualRegister(&AMDGPU::SReg_32_XM0RegClass);
 
         // Read the next variant <- also loop target.
         BuildMI(LoopBB, I, DL, TII.get(AMDGPU::V_READFIRSTLANE_B32), CurRegLo)
@@ -7657,9 +7659,20 @@ void SIInstrInfo::moveToVALUImpl(SIInstrWorklist &Worklist,
     if (Inst.isCopy() && DstReg.isPhysical() &&
         RI.isVGPR(MRI, Inst.getOperand(1).getReg())) {
       // TODO: Only works for 32 bit registers.
-      BuildMI(*Inst.getParent(), &Inst, Inst.getDebugLoc(),
-              get(AMDGPU::V_READFIRSTLANE_B32), Inst.getOperand(0).getReg())
-          .add(Inst.getOperand(1));
+      if (MRI.constrainRegClass(DstReg, &AMDGPU::SReg_32_XM0RegClass)) {
+        BuildMI(*Inst.getParent(), &Inst, Inst.getDebugLoc(),
+                get(AMDGPU::V_READFIRSTLANE_B32), DstReg)
+            .add(Inst.getOperand(1));
+      } else {
+        Register NewDst =
+            MRI.createVirtualRegister(&AMDGPU::SReg_32_XM0RegClass);
+        BuildMI(*Inst.getParent(), &Inst, Inst.getDebugLoc(),
+                get(AMDGPU::V_READFIRSTLANE_B32), NewDst)
+            .add(Inst.getOperand(1));
+        BuildMI(*Inst.getParent(), &Inst, Inst.getDebugLoc(), get(AMDGPU::COPY),
+                DstReg)
+            .addReg(NewDst);
+      }
       Inst.eraseFromParent();
       return;
     }
diff --git a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
index 5a078873679cb..aef25c73641e4 100644
--- a/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
@@ -2994,10 +2994,15 @@ bool SIRegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator MI,
         if (IsSALU && !LiveSCC)
           Shift.getInstr()->getOperand(3).setIsDead(); // Mark SCC as dead.
         if (IsSALU && LiveSCC) {
-          Register NewDest =
-              IsCopy ? ResultReg
-                     : RS->scavengeRegisterBackwards(AMDGPU::SReg_32RegClass,
-                                                     Shift, false, 0);
+          Register NewDest;
+          if (IsCopy) {
+            MF->getRegInfo().constrainRegClass(ResultReg,
+                                               &AMDGPU::SReg_32_XM0RegClass);
+            NewDest = ResultReg;
+          } else {
+            NewDest = RS->scavengeRegisterBackwards(AMDGPU::SReg_32_XM0RegClass,
+                                                    Shift, false, 0);
+          }
           BuildMI(*MBB, MI, DL, TII->get(AMDGPU::V_READFIRSTLANE_B32), NewDest)
               .addReg(TmpResultReg);
           ResultReg = NewDest;
@@ -3120,10 +3125,17 @@ bool SIRegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator MI,
                   .addReg(TmpResultReg);
             }
 
-            Register NewDest = IsCopy ? ResultReg
-                                      : RS->scavengeRegisterBackwards(
-                                            AMDGPU::SReg_32RegClass, *Add,
-                                            false, 0, /*AllowSpill=*/true);
+            Register NewDest;
+            if (IsCopy) {
+              MF->getRegInfo().constrainRegClass(ResultReg,
+                                                 &AMDGPU::SReg_32_XM0RegClass);
+              NewDest = ResultReg;
+            } else {
+              NewDest = RS->scavengeRegisterBackwards(
+                  AMDGPU::SReg_32_XM0RegClass, *Add, false, 0,
+                  /*AllowSpill=*/true);
+            }
+
             BuildMI(*MBB, MI, DL, TII->get(AMDGPU::V_READFIRSTLANE_B32),
                     NewDest)
                 .addReg(TmpResultReg);
diff --git a/llvm/lib/Target/AMDGPU/VOP1Instructions.td b/llvm/lib/Target/AMDGPU/VOP1Instructions.td
index a407ae797a48b..def06c1e9a0d7 100644
--- a/llvm/lib/Target/AMDGPU/VOP1Instructions.td
+++ b/llvm/lib/Target/AMDGPU/VOP1Instructions.td
@@ -243,7 +243,7 @@ defm V_MOV_B64 : VOP1Inst <"v_mov_b64", VOP_I64_I64>;
 } // End isMoveImm = 1
 
 def VOP_READFIRSTLANE : VOPProfile <[i32, i32, untyped, untyped]> {
-  let DstRC = RegisterOperand<SReg_32>;
+  let DstRC = RegisterOperand<SReg_32_XM0>;
   let Src0RC32 = VRegOrLdsSrc_32;
   let Asm32 = " $vdst, $src0";
 }
diff --git a/llvm/test/Analysis/UniformityAnalysis/AMDGPU/MIR/always-uniform.mir b/llvm/test/Analysis/UniformityAnalysis/AMDGPU/MIR/always-uniform.mir
index 9d15b8990bad3..6e1b5d641a8b7 100644
--- a/llvm/test/Analysis/UniformityAnalysis/AMDGPU/MIR/always-uniform.mir
+++ b/llvm/test/Analysis/UniformityAnalysis/AMDGPU/MIR/always-uniform.mir
@@ -12,7 +12,7 @@ body:             |
     ; CHECK-NEXT: ALL VALUES UNIFORM
     %0:vgpr_32 = IMPLICIT_DEF
     %1:vgpr_32 = IMPLICIT_DEF
-    %2:sgpr_32 = V_READFIRSTLANE_B32 %0, implicit $exec
+    %2:sreg_32_xm0 = V_READFIRSTLANE_B32 %0, implicit $exec
     %3:sgpr_32 = V_READLANE_B32 %1, 0, implicit $exec
     $sgpr0 = V_READFIRSTLANE_B32 $vgpr0, implicit $exec
     $sgpr1 = V_READLANE_B32 $vgpr1, $sgpr0, implicit $exec
@@ -33,7 +33,7 @@ body:             |
     %4:sgpr_32 = V_READLANE_B32 $vgpr0, 0, implicit $exec
     $sgpr0 = V_READFIRSTLANE_B32 $vgpr0, implicit $exec
     $sgpr1 = V_READLANE_B32 $vgpr1, $sgpr0, implicit $exec
-    %5:sgpr_32 = V_READFIRSTLANE_B32 $vgpr1, implicit $exec
+    %5:sreg_32_xm0 = V_READFIRSTLANE_B32 $vgpr1, implicit $exec
     S_ENDPGM 0
 ...
 
diff --git a/llvm/test/Analysis/UniformityAnalysis/AMDGPU/MIR/never-uniform.mir b/llvm/test/Analysis/UniformityAnalysis/AMDGPU/MIR/never-uniform.mir
index 9a7e755e5f5c8..f7c874be87d36 100644
--- a/llvm/test/Analysis/UniformityAnalysis/AMDGPU/MIR/never-uniform.mir
+++ b/llvm/test/Analysis/UniformityAnalysis/AMDGPU/MIR/never-uniform.mir
@@ -14,7 +14,7 @@ body:             |
     %0:vreg_64 = IMPLICIT_DEF
     %1:vgpr_32(s32) = FLAT_LOAD_DWORD %0, 0, 0, implicit $exec, implicit $flat_scr :: (load (s32))
     %2:vgpr_32(s32) = FLAT_LOAD_DWORD %0, 0, 0, implicit $exec, implicit $flat_scr :: (load (s32), addrspace 1)
-    %3:sreg_32 = V_READFIRSTLANE_B32 %1(s32), implicit $exec
+    %3:sreg_32_xm0 = V_READFIRSTLANE_B32 %1(s32), implicit $exec
     S_ENDPGM 0
 ...
 
@@ -50,7 +50,7 @@ body:             |
     %1:vreg_64 = IMPLICIT_DEF
     %2:vgpr_32(s32) = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec, implicit $flat_scr :: (load (s32))
     %3:vreg_64 = GLOBAL_LOAD_DWORDX2 %1, 0, 0, implicit $exec :: (load (s64), addrspace 1)
-    %4:sreg_32 = V_READFIRSTLANE_B32 %2(s32), implicit $exec
+    %4:sreg_32_xm0 = V_READFIRSTLANE_B32 %2(s32), implicit $exec
     S_ENDPGM 0
 ...
 
@@ -104,7 +104,7 @@ body:             |
 
     %0:vgpr_32 = IMPLICIT_DEF
     %1:vgpr_32 = IMPLICIT_DEF
-    %2:sgpr_32 = V_READFIRSTLANE_B32 %0, implicit $exec
+    %2:sreg_32_xm0 = V_READFIRSTLANE_B32 %0, implicit $exec
     %3:sgpr_32 = V_READLANE_B32 %1, 0, implicit $exec
     $sgpr0 = V_READFIRSTLANE_B32 $vgpr0, implicit $exec
     $sgpr1 = V_READLANE_B32 $vgpr1, $sgpr0, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/buffer-atomic-fadd.f64.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/buffer-atomic-fadd.f64.ll
index f71f573e5a799..23931ac358843 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/buffer-atomic-fadd.f64.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/buffer-atomic-fadd.f64.ll
@@ -104,9 +104,9 @@ define amdgpu_ps double @buffer_atomic_fadd_f64_offset_rtn(double %val, <4 x i32
   ; GFX90A_GFX942-NEXT:   [[BUFFER_ATOMIC_ADD_F64_OFFSET_RTN:%[0-9]+]]:vreg_64_align2 = BUFFER_ATOMIC_ADD_F64_OFFSET_RTN [[REG_SEQUENCE]], [[REG_SEQUENCE1]], [[COPY6]], 0, 1, implicit $exec :: (volatile dereferenceable load store (s64), align 1, addrspace 8)
   ; GFX90A_GFX942-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_OFFSET_RTN]].sub0
   ; GFX90A_GFX942-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_OFFSET_RTN]].sub1
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A_GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call double @llvm.amdgcn.raw.buffer.atomic.fadd.f64(double %val, <4 x i32> %rsrc, i32 0, i32 %soffset, i32 0)
@@ -131,9 +131,9 @@ define amdgpu_ps double @buffer_atomic_fadd_f64_offen_rtn(double %val, <4 x i32>
   ; GFX90A_GFX942-NEXT:   [[BUFFER_ATOMIC_ADD_F64_OFFEN_RTN:%[0-9]+]]:vreg_64_align2 = BUFFER_ATOMIC_ADD_F64_OFFEN_RTN [[REG_SEQUENCE]], [[COPY6]], [[REG_SEQUENCE1]], [[COPY7]], 0, 1, implicit $exec :: (volatile dereferenceable load store (s64), align 1, addrspace 8)
   ; GFX90A_GFX942-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_OFFEN_RTN]].sub0
   ; GFX90A_GFX942-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_OFFEN_RTN]].sub1
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A_GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call double @llvm.amdgcn.raw.buffer.atomic.fadd.f64(double %val, <4 x i32> %rsrc, i32 %voffset, i32 %soffset, i32 0)
@@ -158,9 +158,9 @@ define amdgpu_ps double @buffer_atomic_fadd_f64_idxen_rtn(double %val, <4 x i32>
   ; GFX90A_GFX942-NEXT:   [[BUFFER_ATOMIC_ADD_F64_IDXEN_RTN:%[0-9]+]]:vreg_64_align2 = BUFFER_ATOMIC_ADD_F64_IDXEN_RTN [[REG_SEQUENCE]], [[COPY6]], [[REG_SEQUENCE1]], [[COPY7]], 0, 1, implicit $exec :: (volatile dereferenceable load store (s64), align 1, addrspace 8)
   ; GFX90A_GFX942-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_IDXEN_RTN]].sub0
   ; GFX90A_GFX942-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_IDXEN_RTN]].sub1
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A_GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call double @llvm.amdgcn.struct.buffer.atomic.fadd.f64(double %val, <4 x i32> %rsrc, i32 %vindex, i32 0, i32 %soffset, i32 0)
@@ -187,9 +187,9 @@ define amdgpu_ps double @buffer_atomic_fadd_f64_bothen_rtn(double %val, <4 x i32
   ; GFX90A_GFX942-NEXT:   [[BUFFER_ATOMIC_ADD_F64_BOTHEN_RTN:%[0-9]+]]:vreg_64_align2 = BUFFER_ATOMIC_ADD_F64_BOTHEN_RTN [[REG_SEQUENCE]], [[REG_SEQUENCE2]], [[REG_SEQUENCE1]], [[COPY8]], 0, 1, implicit $exec :: (volatile dereferenceable load store (s64), align 1, addrspace 8)
   ; GFX90A_GFX942-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_BOTHEN_RTN]].sub0
   ; GFX90A_GFX942-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_BOTHEN_RTN]].sub1
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A_GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call double @llvm.amdgcn.struct.buffer.atomic.fadd.f64(double %val, <4 x i32> %rsrc, i32 %vindex, i32 %voffset, i32 %soffset, i32 0)
@@ -298,9 +298,9 @@ define amdgpu_ps double @buffer_ptr_atomic_fadd_f64_offset_rtn(double %val, ptr
   ; GFX90A_GFX942-NEXT:   [[BUFFER_ATOMIC_ADD_F64_OFFSET_RTN:%[0-9]+]]:vreg_64_align2 = BUFFER_ATOMIC_ADD_F64_OFFSET_RTN [[REG_SEQUENCE]], [[REG_SEQUENCE1]], [[COPY6]], 0, 1, implicit $exec :: (volatile dereferenceable load store (s64) on %ir.rsrc, align 1, addrspace 8)
   ; GFX90A_GFX942-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_OFFSET_RTN]].sub0
   ; GFX90A_GFX942-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_OFFSET_RTN]].sub1
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A_GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call double @llvm.amdgcn.raw.ptr.buffer.atomic.fadd.f64(double %val, ptr addrspace(8) %rsrc, i32 0, i32 %soffset, i32 0)
@@ -325,9 +325,9 @@ define amdgpu_ps double @buffer_ptr_atomic_fadd_f64_offen_rtn(double %val, ptr a
   ; GFX90A_GFX942-NEXT:   [[BUFFER_ATOMIC_ADD_F64_OFFEN_RTN:%[0-9]+]]:vreg_64_align2 = BUFFER_ATOMIC_ADD_F64_OFFEN_RTN [[REG_SEQUENCE]], [[COPY6]], [[REG_SEQUENCE1]], [[COPY7]], 0, 1, implicit $exec :: (volatile dereferenceable load store (s64) on %ir.rsrc, align 1, addrspace 8)
   ; GFX90A_GFX942-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_OFFEN_RTN]].sub0
   ; GFX90A_GFX942-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_OFFEN_RTN]].sub1
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A_GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call double @llvm.amdgcn.raw.ptr.buffer.atomic.fadd.f64(double %val, ptr addrspace(8) %rsrc, i32 %voffset, i32 %soffset, i32 0)
@@ -352,9 +352,9 @@ define amdgpu_ps double @buffer_ptr_atomic_fadd_f64_idxen_rtn(double %val, ptr a
   ; GFX90A_GFX942-NEXT:   [[BUFFER_ATOMIC_ADD_F64_IDXEN_RTN:%[0-9]+]]:vreg_64_align2 = BUFFER_ATOMIC_ADD_F64_IDXEN_RTN [[REG_SEQUENCE]], [[COPY6]], [[REG_SEQUENCE1]], [[COPY7]], 0, 1, implicit $exec :: (volatile dereferenceable load store (s64) on %ir.rsrc, align 1, addrspace 8)
   ; GFX90A_GFX942-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_IDXEN_RTN]].sub0
   ; GFX90A_GFX942-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_IDXEN_RTN]].sub1
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A_GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call double @llvm.amdgcn.struct.ptr.buffer.atomic.fadd.f64(double %val, ptr addrspace(8) %rsrc, i32 %vindex, i32 0, i32 %soffset, i32 0)
@@ -381,9 +381,9 @@ define amdgpu_ps double @buffer_ptr_atomic_fadd_f64_bothen_rtn(double %val, ptr
   ; GFX90A_GFX942-NEXT:   [[BUFFER_ATOMIC_ADD_F64_BOTHEN_RTN:%[0-9]+]]:vreg_64_align2 = BUFFER_ATOMIC_ADD_F64_BOTHEN_RTN [[REG_SEQUENCE]], [[REG_SEQUENCE2]], [[REG_SEQUENCE1]], [[COPY8]], 0, 1, implicit $exec :: (volatile dereferenceable load store (s64) on %ir.rsrc, align 1, addrspace 8)
   ; GFX90A_GFX942-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_BOTHEN_RTN]].sub0
   ; GFX90A_GFX942-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_ATOMIC_ADD_F64_BOTHEN_RTN]].sub1
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A_GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call double @llvm.amdgcn.struct.ptr.buffer.atomic.fadd.f64(double %val, ptr addrspace(8) %rsrc, i32 %vindex, i32 %voffset, i32 %soffset, i32 0)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/flat-atomic-fadd.f64.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/flat-atomic-fadd.f64.ll
index a3562a18631d8..c82ae2fbcbbdc 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/flat-atomic-fadd.f64.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/flat-atomic-fadd.f64.ll
@@ -33,9 +33,9 @@ define amdgpu_ps double @flat_atomic_fadd_f64_rtn_atomicrmw(ptr %ptr, double %da
   ; GFX90A_GFX942-NEXT:   [[FLAT_ATOMIC_ADD_F64_RTN:%[0-9]+]]:vreg_64_align2 = FLAT_ATOMIC_ADD_F64_RTN [[REG_SEQUENCE]], [[REG_SEQUENCE1]], 0, 1, implicit $exec, implicit $flat_scr :: (load store syncscope("wavefront") monotonic (s64) on %ir.ptr)
   ; GFX90A_GFX942-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[FLAT_ATOMIC_ADD_F64_RTN]].sub0
   ; GFX90A_GFX942-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[FLAT_ATOMIC_ADD_F64_RTN]].sub1
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A_GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = atomicrmw fadd ptr %ptr, double %data syncscope("wavefront") monotonic, !noalias.addrspace !1, !amdgpu.no.fine.grained.memory !0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/fmamix-constant-bus-violation.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/fmamix-constant-bus-violation.mir
index 8cc1e608687fd..3f16aca150671 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/fmamix-constant-bus-violation.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/fmamix-constant-bus-violation.mir
@@ -20,7 +20,7 @@ body: |
     ; GFX9-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY [[S_LSHR_B32_]]
     ; GFX9-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY [[S_LSHR_B32_1]]
     ; GFX9-NEXT: [[V_FMA_MIX_F32_:%[0-9]+]]:vgpr_32 = nofpexcept V_FMA_MIX_F32 9, [[COPY3]], 8, [[COPY3]], 8, [[COPY2]], 0, 0, 0, implicit $mode, implicit $exec
-    ; GFX9-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[V_FMA_MIX_F32_]], implicit $exec
+    ; GFX9-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_FMA_MIX_F32_]], implicit $exec
     ; GFX9-NEXT: $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
     ; GFX9-NEXT: SI_RETURN_TO_EPILOG implicit $sgpr0
     %0:sgpr(s32) = COPY $sgpr0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/global-atomic-fadd.f32-rtn.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/global-atomic-fadd.f32-rtn.ll
index 6cd03a2ecaff0..a2d32ca307e9c 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/global-atomic-fadd.f32-rtn.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/global-atomic-fadd.f32-rtn.ll
@@ -124,7 +124,7 @@ define amdgpu_ps float @global_atomic_fadd_f32_saddr_rtn_atomicrmw(ptr addrspace
   ; GFX90A-NEXT: {{  $}}
   ; GFX90A-NEXT:   [[PHI1:%[0-9]+]]:vgpr_32 = PHI [[GLOBAL_ATOMIC_ADD_F32_SADDR_RTN]], %bb.3, [[DEF]], %bb.2
   ; GFX90A-NEXT:   SI_END_CF [[SI_IF1]], implicit-def $exec, implicit-def $scc, implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
   ; GFX90A-NEXT:   [[STRICT_WWM1:%[0-9]+]]:vgpr_32 = STRICT_WWM [[V_MOV_B32_dpp6]], implicit $exec
   ; GFX90A-NEXT:   [[COPY20:%[0-9]+]]:vgpr_32 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX90A-NEXT:   [[V_ADD_F32_e64_6:%[0-9]+]]:vgpr_32 = nofpexcept V_ADD_F32_e64 0, [[COPY20]], 0, [[STRICT_WWM1]], 0, 0, implicit $mode, implicit $exec
@@ -215,7 +215,7 @@ define amdgpu_ps float @global_atomic_fadd_f32_saddr_rtn_atomicrmw(ptr addrspace
   ; GFX942-NEXT: {{  $}}
   ; GFX942-NEXT:   [[PHI1:%[0-9]+]]:vgpr_32 = PHI [[GLOBAL_ATOMIC_ADD_F32_SADDR_RTN]], %bb.3, [[DEF]], %bb.2
   ; GFX942-NEXT:   SI_END_CF [[SI_IF1]], implicit-def $exec, implicit-def $scc, implicit $exec
-  ; GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
+  ; GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
   ; GFX942-NEXT:   [[STRICT_WWM1:%[0-9]+]]:vgpr_32 = STRICT_WWM [[V_MOV_B32_dpp6]], implicit $exec
   ; GFX942-NEXT:   [[COPY20:%[0-9]+]]:vgpr_32 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX942-NEXT:   [[V_ADD_F32_e64_6:%[0-9]+]]:vgpr_32 = nofpexcept V_ADD_F32_e64 0, [[COPY20]], 0, [[STRICT_WWM1]], 0, 0, implicit $mode, implicit $exec
@@ -305,7 +305,7 @@ define amdgpu_ps float @global_atomic_fadd_f32_saddr_rtn_atomicrmw(ptr addrspace
   ; GFX11-NEXT: {{  $}}
   ; GFX11-NEXT:   [[PHI1:%[0-9]+]]:vgpr_32 = PHI [[GLOBAL_ATOMIC_ADD_F32_SADDR_RTN]], %bb.3, [[DEF]], %bb.2
   ; GFX11-NEXT:   SI_END_CF [[SI_IF1]], implicit-def $exec, implicit-def $scc, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
   ; GFX11-NEXT:   [[STRICT_WWM1:%[0-9]+]]:vgpr_32 = STRICT_WWM [[V_WRITELANE_B32_]], implicit $exec
   ; GFX11-NEXT:   [[COPY16:%[0-9]+]]:vgpr_32 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX11-NEXT:   [[V_ADD_F32_e64_5:%[0-9]+]]:vgpr_32 = nofpexcept V_ADD_F32_e64 0, [[COPY16]], 0, [[STRICT_WWM1]], 0, 0, implicit $mode, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/global-atomic-fadd.f64.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/global-atomic-fadd.f64.ll
index e3bd3d4f22581..66fad3646911a 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/global-atomic-fadd.f64.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/global-atomic-fadd.f64.ll
@@ -85,9 +85,9 @@ define amdgpu_ps double @global_atomic_fadd_f64_rtn_atomicrmw(ptr addrspace(1) %
   ; GFX90A-NEXT:   SI_END_CF [[PHI3]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX90A-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[PHI2]].sub0
   ; GFX90A-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[PHI2]].sub1
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX90A-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   ;
@@ -104,9 +104,9 @@ define amdgpu_ps double @global_atomic_fadd_f64_rtn_atomicrmw(ptr addrspace(1) %
   ; GFX942-NEXT:   [[GLOBAL_ATOMIC_ADD_F64_RTN:%[0-9]+]]:vreg_64_align2 = GLOBAL_ATOMIC_ADD_F64_RTN [[REG_SEQUENCE]], [[REG_SEQUENCE1]], 0, 1, implicit $exec :: (load store syncscope("wavefront") monotonic (s64) on %ir.ptr, addrspace 1)
   ; GFX942-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_ATOMIC_ADD_F64_RTN]].sub0
   ; GFX942-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_ATOMIC_ADD_F64_RTN]].sub1
-  ; GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = atomicrmw fadd ptr addrspace(1) %ptr, double %data syncscope("wavefront") monotonic
@@ -146,9 +146,9 @@ define amdgpu_ps double @global_atomic_fadd_f64_saddr_rtn_atomicrmw(ptr addrspac
   ; GFX90A_GFX942-NEXT:   [[GLOBAL_ATOMIC_ADD_F64_SADDR_RTN:%[0-9]+]]:vreg_64_align2 = GLOBAL_ATOMIC_ADD_F64_SADDR_RTN [[V_MOV_B32_e32_]], [[REG_SEQUENCE1]], [[REG_SEQUENCE]], 0, 1, implicit $exec :: (load store syncscope("wavefront") monotonic (s64) on %ir.ptr, addrspace 1)
   ; GFX90A_GFX942-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_ATOMIC_ADD_F64_SADDR_RTN]].sub0
   ; GFX90A_GFX942-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_ATOMIC_ADD_F64_SADDR_RTN]].sub1
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX90A_GFX942-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX90A_GFX942-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX90A_GFX942-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = atomicrmw fadd ptr addrspace(1) %ptr, double %data syncscope("wavefront") monotonic, !amdgpu.no.fine.grained.memory !0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-amdgcn.readfirstlane.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-amdgcn.readfirstlane.mir
index 54c1898a8a633..00d8abb0c2c32 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-amdgcn.readfirstlane.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-amdgcn.readfirstlane.mir
@@ -17,7 +17,7 @@ body: |
     ; GCN: liveins: $vgpr0
     ; GCN-NEXT: {{  $}}
     ; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
-    ; GCN-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+    ; GCN-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
     ; GCN-NEXT: S_ENDPGM 0, implicit [[V_READFIRSTLANE_B32_]]
     %0:vgpr(s32) = COPY $vgpr0
     %1:sgpr(s32) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.readfirstlane), %0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.make.buffer.rsrc.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.make.buffer.rsrc.ll
index 6171c73d8d2dc..3bf55599385e1 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.make.buffer.rsrc.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.make.buffer.rsrc.ll
@@ -13,16 +13,16 @@ define amdgpu_ps ptr addrspace(8) @basic_raw_buffer(ptr inreg %p) {
   ; CHECK-NEXT:   [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 65535
   ; CHECK-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32 = S_AND_B32 [[COPY1]], [[S_MOV_B32_2]], implicit-def dead $scc
   ; CHECK-NEXT:   [[COPY2:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
   ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; CHECK-NEXT:   [[COPY3:%[0-9]+]]:vgpr_32 = COPY [[S_AND_B32_]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; CHECK-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_MOV_B32_1]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; CHECK-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_MOV_B32_]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3
   %rsrc = call ptr addrspace(8) @llvm.amdgcn.make.buffer.rsrc.p8.p0(ptr %p, i16 0, i32 1234, i32 5678)
@@ -62,16 +62,16 @@ define amdgpu_ps ptr addrspace(8) @basic_struct_buffer(ptr inreg %p) {
   ; CHECK-NEXT:   [[S_MOV_B32_3:%[0-9]+]]:sreg_32 = S_MOV_B32 262144
   ; CHECK-NEXT:   [[S_OR_B32_:%[0-9]+]]:sreg_32 = S_OR_B32 [[S_AND_B32_]], [[S_MOV_B32_3]], implicit-def dead $scc
   ; CHECK-NEXT:   [[COPY2:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
   ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; CHECK-NEXT:   [[COPY3:%[0-9]+]]:vgpr_32 = COPY [[S_OR_B32_]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; CHECK-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_MOV_B32_1]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; CHECK-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_MOV_B32_]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3
   %rsrc = call ptr addrspace(8) @llvm.amdgcn.make.buffer.rsrc.p8.p0(ptr %p, i16 4, i32 1234, i32 5678)
@@ -92,16 +92,16 @@ define amdgpu_ps ptr addrspace(8) @variable_top_half(ptr inreg %p, i32 inreg %nu
   ; CHECK-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 262144
   ; CHECK-NEXT:   [[S_OR_B32_:%[0-9]+]]:sreg_32 = S_OR_B32 [[S_AND_B32_]], [[S_MOV_B32_1]], implicit-def dead $scc
   ; CHECK-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; CHECK-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_OR_B32_]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; CHECK-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3
   %rsrc = call ptr addrspace(8) @llvm.amdgcn.make.buffer.rsrc.p8.p0(ptr %p, i16 4, i32 %numVals, i32 %flags)
@@ -124,16 +124,16 @@ define amdgpu_ps ptr addrspace(8) @general_case(ptr inreg %p, i16 inreg %stride,
   ; CHECK-NEXT:   [[S_LSHL_B32_:%[0-9]+]]:sreg_32 = S_LSHL_B32 [[COPY2]], [[S_MOV_B32_1]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_OR_B32_:%[0-9]+]]:sreg_32 = S_OR_B32 [[S_AND_B32_]], [[S_LSHL_B32_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; CHECK-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY [[S_OR_B32_]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; CHECK-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3
   %rsrc = call ptr addrspace(8) @llvm.amdgcn.make.buffer.rsrc.p8.p0(ptr %p, i16 %stride, i32 %numVals, i32 %flags)
@@ -192,10 +192,10 @@ define amdgpu_ps float @general_case_load_with_waterfall(ptr %p, i16 %stride, i3
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[V_AND_OR_B32_e64_]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_AND_OR_B32_e64_]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.add.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.add.ll
index 570a39d0fa5fb..835fb468bfea4 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.add.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.add.ll
@@ -184,10 +184,10 @@ define amdgpu_ps float @raw_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__sgpr_vof
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -196,7 +196,7 @@ define amdgpu_ps float @raw_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__sgpr_vof
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -237,10 +237,10 @@ define amdgpu_ps float @raw_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__sgpr_vof
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -249,7 +249,7 @@ define amdgpu_ps float @raw_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__sgpr_vof
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -296,10 +296,10 @@ define amdgpu_ps void @raw_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rsrc__sgp
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -308,7 +308,7 @@ define amdgpu_ps void @raw_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rsrc__sgp
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -348,10 +348,10 @@ define amdgpu_ps void @raw_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rsrc__sgp
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -360,7 +360,7 @@ define amdgpu_ps void @raw_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rsrc__sgp
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.cmpswap.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.cmpswap.ll
index c2799e5836a97..4973129ed3370 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.cmpswap.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.cmpswap.ll
@@ -110,10 +110,10 @@ define amdgpu_ps float @raw_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp__vgpr_
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -122,7 +122,7 @@ define amdgpu_ps float @raw_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp__vgpr_
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -167,10 +167,10 @@ define amdgpu_ps float @raw_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp__vgpr_
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -179,7 +179,7 @@ define amdgpu_ps float @raw_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp__vgpr_
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -230,10 +230,10 @@ define amdgpu_ps void @raw_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgpr_cmp__
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -242,7 +242,7 @@ define amdgpu_ps void @raw_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgpr_cmp__
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -285,10 +285,10 @@ define amdgpu_ps void @raw_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgpr_cmp__
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -297,7 +297,7 @@ define amdgpu_ps void @raw_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgpr_cmp__
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -389,9 +389,9 @@ define amdgpu_ps double @raw_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cmp__sgpr
   ; GFX8-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_OFFEN_RTN]].sub0_sub1
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub0
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub1
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   ;
@@ -417,9 +417,9 @@ define amdgpu_ps double @raw_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cmp__sgpr
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_VBUFFER_OFFEN_RTN]].sub0_sub1
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub0
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub1
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call i64 @llvm.amdgcn.raw.buffer.atomic.cmpswap.i64(i64 %val, i64 %cmp, <4 x i32> %rsrc, i32 %voffset, i32 %soffset, i32 0)
@@ -502,10 +502,10 @@ define amdgpu_ps double @raw_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__vgpr
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; GFX8-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -514,7 +514,7 @@ define amdgpu_ps double @raw_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__vgpr
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY9]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -536,9 +536,9 @@ define amdgpu_ps double @raw_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__vgpr
   ; GFX8-NEXT: bb.5:
   ; GFX8-NEXT:   [[COPY18:%[0-9]+]]:vgpr_32 = COPY [[COPY17]].sub0
   ; GFX8-NEXT:   [[COPY19:%[0-9]+]]:vgpr_32 = COPY [[COPY17]].sub1
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_5]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   ;
@@ -568,10 +568,10 @@ define amdgpu_ps double @raw_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__vgpr
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; GFX12-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -580,7 +580,7 @@ define amdgpu_ps double @raw_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__vgpr
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -602,9 +602,9 @@ define amdgpu_ps double @raw_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__vgpr
   ; GFX12-NEXT: bb.5:
   ; GFX12-NEXT:   [[COPY18:%[0-9]+]]:vgpr_32 = COPY [[COPY17]].sub0
   ; GFX12-NEXT:   [[COPY19:%[0-9]+]]:vgpr_32 = COPY [[COPY17]].sub1
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_5]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call i64 @llvm.amdgcn.raw.buffer.atomic.cmpswap.i64(i64 %val, i64 %cmp, <4 x i32> %rsrc, i32 %voffset, i32 %soffset, i32 0)
@@ -640,10 +640,10 @@ define amdgpu_ps void @raw_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgpr_cmp__
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; GFX8-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -652,7 +652,7 @@ define amdgpu_ps void @raw_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgpr_cmp__
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY9]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -699,10 +699,10 @@ define amdgpu_ps void @raw_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgpr_cmp__
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; GFX12-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -711,7 +711,7 @@ define amdgpu_ps void @raw_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgpr_cmp__
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -758,9 +758,9 @@ define amdgpu_ps double @raw_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cmp__sgpr
   ; GFX8-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_OFFEN_RTN]].sub0_sub1
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub0
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub1
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   ;
@@ -786,9 +786,9 @@ define amdgpu_ps double @raw_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cmp__sgpr
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_VBUFFER_OFFEN_RTN]].sub0_sub1
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub0
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub1
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %voffset = add i32 %voffset.base, 4095
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.fadd.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.fadd.ll
index c96fc017ae936..b1846b8dbebc9 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.fadd.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.atomic.fadd.ll
@@ -159,10 +159,10 @@ define amdgpu_ps void @raw_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__sgp
   ; GFX908-NEXT: bb.2:
   ; GFX908-NEXT:   successors: %bb.3(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX908-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX908-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -171,7 +171,7 @@ define amdgpu_ps void @raw_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__sgp
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -211,10 +211,10 @@ define amdgpu_ps void @raw_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__sgp
   ; GFX90A-NEXT: bb.2:
   ; GFX90A-NEXT:   successors: %bb.3(0x80000000)
   ; GFX90A-NEXT: {{  $}}
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX90A-NEXT:   [[COPY9:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX90A-NEXT:   [[COPY10:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -223,7 +223,7 @@ define amdgpu_ps void @raw_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__sgp
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX90A-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -266,10 +266,10 @@ define amdgpu_ps void @raw_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__0_v
   ; GFX908-NEXT: bb.2:
   ; GFX908-NEXT:   successors: %bb.3(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX908-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX908-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -278,7 +278,7 @@ define amdgpu_ps void @raw_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__0_v
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -316,10 +316,10 @@ define amdgpu_ps void @raw_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__0_v
   ; GFX90A-NEXT: bb.2:
   ; GFX90A-NEXT:   successors: %bb.3(0x80000000)
   ; GFX90A-NEXT: {{  $}}
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX90A-NEXT:   [[COPY7:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX90A-NEXT:   [[COPY8:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -328,7 +328,7 @@ define amdgpu_ps void @raw_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__0_v
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX90A-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.format.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.format.f16.ll
index 36d5e914d40be..1977712c56e36 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.format.f16.ll
@@ -215,10 +215,10 @@ define amdgpu_ps half @raw_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__vgpr
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -227,7 +227,7 @@ define amdgpu_ps half @raw_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__vgpr
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -266,10 +266,10 @@ define amdgpu_ps half @raw_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__vgpr
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -278,7 +278,7 @@ define amdgpu_ps half @raw_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__vgpr
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -317,10 +317,10 @@ define amdgpu_ps half @raw_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__vgpr
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -329,7 +329,7 @@ define amdgpu_ps half @raw_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__vgpr
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.format.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.format.ll
index baeb5909f04e8..f0983501df293 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.format.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.format.ll
@@ -186,13 +186,13 @@ define amdgpu_ps <4 x i32> @raw_buffer_load_format_v4f32__sgpr_rsrc__vgpr_voffse
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_OFFEN]].sub1
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_OFFEN]].sub2
   ; GFX8-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_OFFEN]].sub3
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX8-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX8-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3
   ;
@@ -212,13 +212,13 @@ define amdgpu_ps <4 x i32> @raw_buffer_load_format_v4f32__sgpr_rsrc__vgpr_voffse
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_VBUFFER_OFFEN]].sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_VBUFFER_OFFEN]].sub2
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_VBUFFER_OFFEN]].sub3
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX12-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX12-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3
   %val = call <4 x i32> @llvm.amdgcn.raw.buffer.load.format.v4i32(<4 x i32> %rsrc, i32 %voffset, i32 %soffset, i32 0)
@@ -245,10 +245,10 @@ define amdgpu_ps float @raw_buffer_load_format_f32__vgpr_rsrc__sgpr_voffset__vgp
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -257,7 +257,7 @@ define amdgpu_ps float @raw_buffer_load_format_f32__vgpr_rsrc__sgpr_voffset__vgp
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -296,10 +296,10 @@ define amdgpu_ps float @raw_buffer_load_format_f32__vgpr_rsrc__sgpr_voffset__vgp
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -308,7 +308,7 @@ define amdgpu_ps float @raw_buffer_load_format_f32__vgpr_rsrc__sgpr_voffset__vgp
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -398,13 +398,13 @@ define amdgpu_ps <4 x i32> @raw_buffer_load_format_v4f32__sgpr_rsrc__vgpr_voffse
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_OFFEN]].sub1
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_OFFEN]].sub2
   ; GFX8-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_OFFEN]].sub3
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX8-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX8-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3
   ;
@@ -424,13 +424,13 @@ define amdgpu_ps <4 x i32> @raw_buffer_load_format_v4f32__sgpr_rsrc__vgpr_voffse
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_VBUFFER_OFFEN]].sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_VBUFFER_OFFEN]].sub2
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[BUFFER_LOAD_FORMAT_XYZW_VBUFFER_OFFEN]].sub3
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX12-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX12-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3
   %voffset = add i32 %voffset.base, 4095
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.ll
index 102a9bd840b09..8e167b9df5749 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.load.ll
@@ -94,10 +94,10 @@ define amdgpu_ps float @raw_buffer_load_f32__vgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -141,10 +141,10 @@ define amdgpu_ps float @raw_buffer_load_f32__vgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -193,10 +193,10 @@ define amdgpu_ps float @raw_buffer_load_f32__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -205,7 +205,7 @@ define amdgpu_ps float @raw_buffer_load_f32__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY8]], [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -243,10 +243,10 @@ define amdgpu_ps float @raw_buffer_load_f32__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -255,7 +255,7 @@ define amdgpu_ps float @raw_buffer_load_f32__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY8]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -899,10 +899,10 @@ define amdgpu_ps half @raw_buffer_load_f16__vgpr_rsrc__vgpr_voffset__sgpr_soffse
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -946,10 +946,10 @@ define amdgpu_ps half @raw_buffer_load_f16__vgpr_rsrc__vgpr_voffset__sgpr_soffse
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -998,10 +998,10 @@ define amdgpu_ps float @raw_buffer_load_i8__vgpr_rsrc__vgpr_voffset__sgpr_soffse
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1045,10 +1045,10 @@ define amdgpu_ps float @raw_buffer_load_i8__vgpr_rsrc__vgpr_voffset__sgpr_soffse
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1492,10 +1492,10 @@ define amdgpu_ps float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1541,10 +1541,10 @@ define amdgpu_ps float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1597,10 +1597,10 @@ define amdgpu_ps float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1644,10 +1644,10 @@ define amdgpu_ps float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.format.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.format.f16.ll
index 6541085b72e54..7398e347e3397 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.format.f16.ll
@@ -238,10 +238,10 @@ define amdgpu_ps void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffse
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -287,10 +287,10 @@ define amdgpu_ps void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffse
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -336,10 +336,10 @@ define amdgpu_ps void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffse
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -673,10 +673,10 @@ define amdgpu_ps void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffse
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -725,10 +725,10 @@ define amdgpu_ps void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffse
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -774,10 +774,10 @@ define amdgpu_ps void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffse
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.format.f32.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.format.f32.ll
index 1f89150f09ced..28de527ba7f2a 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.format.f32.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.format.f32.ll
@@ -212,10 +212,10 @@ define amdgpu_ps void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffse
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -263,10 +263,10 @@ define amdgpu_ps void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffse
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -519,10 +519,10 @@ define amdgpu_ps void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffse
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -570,10 +570,10 @@ define amdgpu_ps void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffse
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.ll
index 030f8dae0ef79..8160ba4932055 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.buffer.store.ll
@@ -97,10 +97,10 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -144,10 +144,10 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -196,7 +196,7 @@ define amdgpu_ps void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__vgpr
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:sreg_64_xexec = COPY [[V_CMP_EQ_U32_e64_]]
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[COPY7]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -234,7 +234,7 @@ define amdgpu_ps void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__vgpr
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32 = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:sreg_32_xm0_xexec = COPY [[V_CMP_EQ_U32_e64_]]
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[COPY7]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -277,10 +277,10 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__vgpr
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -289,7 +289,7 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__vgpr
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -327,10 +327,10 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__vgpr
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -339,7 +339,7 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__vgpr
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -917,10 +917,10 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -966,10 +966,10 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1371,10 +1371,10 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1418,10 +1418,10 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1472,10 +1472,10 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__5000_voffset__sgpr
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1518,10 +1518,10 @@ define amdgpu_ps void @raw_buffer_store__vgpr_rsrc__vgpr_val__5000_voffset__sgpr
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.add.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.add.ll
index 93d68443c7843..d7844c52a51af 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.add.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.add.ll
@@ -113,10 +113,10 @@ define amdgpu_ps float @raw_ptr_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__sgpr
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -125,7 +125,7 @@ define amdgpu_ps float @raw_ptr_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__sgpr
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -172,10 +172,10 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rsrc_
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -184,7 +184,7 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rsrc_
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.cmpswap.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.cmpswap.ll
index 56b2d0452dd45..3852a02cbf360 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.cmpswap.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.cmpswap.ll
@@ -72,10 +72,10 @@ define amdgpu_ps float @raw_ptr_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp__v
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -84,7 +84,7 @@ define amdgpu_ps float @raw_ptr_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp__v
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -135,10 +135,10 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgpr_c
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -147,7 +147,7 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgpr_c
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -220,9 +220,9 @@ define amdgpu_ps double @raw_ptr_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cmp__
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_OFFEN_RTN]].sub0_sub1
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub0
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub1
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call i64 @llvm.amdgcn.raw.ptr.buffer.atomic.cmpswap.i64(i64 %val, i64 %cmp, ptr addrspace(8) %rsrc, i32 %voffset, i32 %soffset, i32 0)
@@ -284,10 +284,10 @@ define amdgpu_ps double @raw_ptr_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; CHECK-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -296,7 +296,7 @@ define amdgpu_ps double @raw_ptr_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -318,9 +318,9 @@ define amdgpu_ps double @raw_ptr_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__
   ; CHECK-NEXT: bb.5:
   ; CHECK-NEXT:   [[COPY18:%[0-9]+]]:vgpr_32 = COPY [[COPY17]].sub0
   ; CHECK-NEXT:   [[COPY19:%[0-9]+]]:vgpr_32 = COPY [[COPY17]].sub1
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
   ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_5]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
   ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_6]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call i64 @llvm.amdgcn.raw.ptr.buffer.atomic.cmpswap.i64(i64 %val, i64 %cmp, ptr addrspace(8) %rsrc, i32 %voffset, i32 %soffset, i32 0)
@@ -356,10 +356,10 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgpr_c
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; CHECK-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -368,7 +368,7 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgpr_c
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -415,9 +415,9 @@ define amdgpu_ps double @raw_ptr_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cmp__
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_OFFEN_RTN]].sub0_sub1
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub0
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY10]].sub1
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %voffset = add i32 %voffset.base, 4095
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.fadd.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.fadd.ll
index 999f42ff905ab..42c0749af5f6e 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.fadd.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.atomic.fadd.ll
@@ -159,10 +159,10 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc_
   ; GFX908-NEXT: bb.2:
   ; GFX908-NEXT:   successors: %bb.3(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX908-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX908-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -171,7 +171,7 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc_
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -211,10 +211,10 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc_
   ; GFX90A-NEXT: bb.2:
   ; GFX90A-NEXT:   successors: %bb.3(0x80000000)
   ; GFX90A-NEXT: {{  $}}
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX90A-NEXT:   [[COPY9:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX90A-NEXT:   [[COPY10:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -223,7 +223,7 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc_
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX90A-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -266,10 +266,10 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc_
   ; GFX908-NEXT: bb.2:
   ; GFX908-NEXT:   successors: %bb.3(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX908-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX908-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -278,7 +278,7 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc_
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -316,10 +316,10 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc_
   ; GFX90A-NEXT: bb.2:
   ; GFX90A-NEXT:   successors: %bb.3(0x80000000)
   ; GFX90A-NEXT: {{  $}}
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX90A-NEXT:   [[COPY7:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX90A-NEXT:   [[COPY8:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -328,7 +328,7 @@ define amdgpu_ps void @raw_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc_
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX90A-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.format.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.format.f16.ll
index 5b19b1c913a94..cf059da089e50 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.format.f16.ll
@@ -166,10 +166,10 @@ define amdgpu_ps half @raw_ptr_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -178,7 +178,7 @@ define amdgpu_ps half @raw_ptr_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -217,10 +217,10 @@ define amdgpu_ps half @raw_ptr_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -229,7 +229,7 @@ define amdgpu_ps half @raw_ptr_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.format.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.format.ll
index 2dc688db86e4f..d9c61674d2df5 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.format.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.format.ll
@@ -113,10 +113,10 @@ define amdgpu_ps float @raw_ptr_buffer_load_format_f32__vgpr_rsrc__sgpr_voffset_
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -125,7 +125,7 @@ define amdgpu_ps float @raw_ptr_buffer_load_format_f32__vgpr_rsrc__sgpr_voffset_
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.ll
index 7b8b028128dd3..06259815a9223 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.load.ll
@@ -62,10 +62,10 @@ define amdgpu_ps float @raw_ptr_buffer_load_f32__vgpr_rsrc__vgpr_voffset__sgpr_s
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -114,10 +114,10 @@ define amdgpu_ps float @raw_ptr_buffer_load_f32__vgpr_rsrc__vgpr_voffset__vgpr_s
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -126,7 +126,7 @@ define amdgpu_ps float @raw_ptr_buffer_load_f32__vgpr_rsrc__vgpr_voffset__vgpr_s
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY8]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -531,10 +531,10 @@ define amdgpu_ps half @raw_ptr_buffer_load_f16__vgpr_rsrc__vgpr_voffset__sgpr_so
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -583,10 +583,10 @@ define amdgpu_ps float @raw_ptr_buffer_load_i8__vgpr_rsrc__vgpr_voffset__sgpr_so
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -862,10 +862,10 @@ define amdgpu_ps float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_s
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -918,10 +918,10 @@ define amdgpu_ps float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_s
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.format.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.format.f16.ll
index 3ed6bbdd36156..fa0af33281ed4 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.format.f16.ll
@@ -176,10 +176,10 @@ define amdgpu_ps void @raw_ptr_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_vo
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub2_sub3
@@ -225,10 +225,10 @@ define amdgpu_ps void @raw_ptr_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_vo
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub0_sub1
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub2_sub3
@@ -487,10 +487,10 @@ define amdgpu_ps void @raw_ptr_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_vo
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub2_sub3
@@ -539,10 +539,10 @@ define amdgpu_ps void @raw_ptr_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_vo
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub0_sub1
   ; PACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.format.f32.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.format.f32.ll
index dee83a9b0a6ec..fb974a835164a 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.format.f32.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.format.f32.ll
@@ -128,10 +128,10 @@ define amdgpu_ps void @raw_ptr_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_vo
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub0_sub1
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub2_sub3
@@ -299,10 +299,10 @@ define amdgpu_ps void @raw_ptr_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_vo
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub0_sub1
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.ll
index 2c99ce8694bcc..ec0bd1f9ca4ea 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.buffer.store.ll
@@ -64,10 +64,10 @@ define amdgpu_ps void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -116,7 +116,7 @@ define amdgpu_ps void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:sreg_64_xexec = COPY [[V_CMP_EQ_U32_e64_]]
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[COPY7]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -159,10 +159,10 @@ define amdgpu_ps void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -171,7 +171,7 @@ define amdgpu_ps void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -532,10 +532,10 @@ define amdgpu_ps void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub0_sub1
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub2_sub3
@@ -789,10 +789,10 @@ define amdgpu_ps void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -843,10 +843,10 @@ define amdgpu_ps void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__5000_voffset__
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.load.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.load.f16.ll
index a799e203d6439..cb4fd294730e1 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.load.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.load.f16.ll
@@ -164,10 +164,10 @@ define amdgpu_ps half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -176,7 +176,7 @@ define amdgpu_ps half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -215,10 +215,10 @@ define amdgpu_ps half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -227,7 +227,7 @@ define amdgpu_ps half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.load.ll
index 3e135472ebbb1..615543cf7ed51 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.load.ll
@@ -112,10 +112,10 @@ define amdgpu_ps float @raw_tbuffer_load_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -124,7 +124,7 @@ define amdgpu_ps float @raw_tbuffer_load_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.f16.ll
index 725faa1b4a49f..99bc50eaf3a06 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.f16.ll
@@ -143,10 +143,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__sgpr_soff
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -190,10 +190,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__sgpr_soff
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -242,10 +242,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -254,7 +254,7 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -292,10 +292,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -304,7 +304,7 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -348,10 +348,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -360,7 +360,7 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -399,10 +399,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -411,7 +411,7 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.i8.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.i8.ll
index a12a6005df24e..cc70c27aa48f1 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.i8.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.i8.ll
@@ -56,10 +56,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -103,10 +103,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -155,10 +155,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -167,7 +167,7 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -205,10 +205,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -217,7 +217,7 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -261,10 +261,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -273,7 +273,7 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -312,10 +312,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -324,7 +324,7 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.ll
index 9db5c160a6236..5092060602bd4 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.ptr.tbuffer.store.ll
@@ -132,10 +132,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__sgpr_soff
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -184,10 +184,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -196,7 +196,7 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -240,10 +240,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -252,7 +252,7 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -602,10 +602,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soff
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -658,10 +658,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soff
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.load.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.load.f16.ll
index 1cfb15391be36..0850fdfd3f495 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.load.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.load.f16.ll
@@ -213,10 +213,10 @@ define amdgpu_ps half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -225,7 +225,7 @@ define amdgpu_ps half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -264,10 +264,10 @@ define amdgpu_ps half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -276,7 +276,7 @@ define amdgpu_ps half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -315,10 +315,10 @@ define amdgpu_ps half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -327,7 +327,7 @@ define amdgpu_ps half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.load.ll
index 4f8b20d10c874..f6670baea089c 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.load.ll
@@ -188,10 +188,10 @@ define amdgpu_ps float @raw_tbuffer_load_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX10_GFX11-NEXT: bb.2:
   ; GFX10_GFX11-NEXT:   successors: %bb.3(0x80000000)
   ; GFX10_GFX11-NEXT: {{  $}}
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX10_GFX11-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX10_GFX11-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -200,7 +200,7 @@ define amdgpu_ps float @raw_tbuffer_load_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX10_GFX11-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX10_GFX11-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -239,10 +239,10 @@ define amdgpu_ps float @raw_tbuffer_load_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -251,7 +251,7 @@ define amdgpu_ps float @raw_tbuffer_load_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.f16.ll
index b9d0cb52d2405..cb622d250df3c 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.f16.ll
@@ -191,10 +191,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__sgpr_soff
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -238,10 +238,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__sgpr_soff
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -285,10 +285,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__sgpr_soff
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -337,10 +337,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -349,7 +349,7 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -387,10 +387,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -399,7 +399,7 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -437,10 +437,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -449,7 +449,7 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -493,10 +493,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -505,7 +505,7 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -544,10 +544,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -556,7 +556,7 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -595,10 +595,10 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -607,7 +607,7 @@ define amdgpu_ps void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.i8.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.i8.ll
index c1fb4aacafe1d..1e61db7acff64 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.i8.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.i8.ll
@@ -72,10 +72,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -119,10 +119,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -166,10 +166,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -218,10 +218,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -230,7 +230,7 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -268,10 +268,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -280,7 +280,7 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -318,10 +318,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -330,7 +330,7 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__vgpr_voffset__vgpr_soffs
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -374,10 +374,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -386,7 +386,7 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -425,10 +425,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -437,7 +437,7 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -476,10 +476,10 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -488,7 +488,7 @@ define amdgpu_ps void @raw_tbuffer_store_i8__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.ll
index 09227af922a6e..8d82772044794 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.raw.tbuffer.store.ll
@@ -218,10 +218,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__sgpr_soff
   ; GFX10_GFX11-NEXT: bb.2:
   ; GFX10_GFX11-NEXT:   successors: %bb.3(0x80000000)
   ; GFX10_GFX11-NEXT: {{  $}}
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX10_GFX11-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX10_GFX11-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -265,10 +265,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__sgpr_soff
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -317,10 +317,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; GFX10_GFX11-NEXT: bb.2:
   ; GFX10_GFX11-NEXT:   successors: %bb.3(0x80000000)
   ; GFX10_GFX11-NEXT: {{  $}}
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX10_GFX11-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX10_GFX11-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -329,7 +329,7 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; GFX10_GFX11-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX10_GFX11-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -367,10 +367,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -379,7 +379,7 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__vgpr_soff
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY9]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -423,10 +423,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX10_GFX11-NEXT: bb.2:
   ; GFX10_GFX11-NEXT:   successors: %bb.3(0x80000000)
   ; GFX10_GFX11-NEXT: {{  $}}
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX10_GFX11-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX10_GFX11-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -435,7 +435,7 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX10_GFX11-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX10_GFX11-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -474,10 +474,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -486,7 +486,7 @@ define amdgpu_ps void @raw_tbuffer_store_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY10]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1064,10 +1064,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soff
   ; GFX10_GFX11-NEXT: bb.2:
   ; GFX10_GFX11-NEXT:   successors: %bb.3(0x80000000)
   ; GFX10_GFX11-NEXT: {{  $}}
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX10_GFX11-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX10_GFX11-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1113,10 +1113,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soff
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1169,10 +1169,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soff
   ; GFX10_GFX11-NEXT: bb.2:
   ; GFX10_GFX11-NEXT:   successors: %bb.3(0x80000000)
   ; GFX10_GFX11-NEXT: {{  $}}
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX10_GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX10_GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX10_GFX11-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX10_GFX11-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -1216,10 +1216,10 @@ define amdgpu_ps void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soff
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.s.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.s.buffer.load.ll
index 79b333c08cb2d..daa1923fb0d58 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.s.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.s.buffer.load.ll
@@ -20,7 +20,7 @@ define amdgpu_ps i32 @s_buffer_load_i32(<4 x i32> inreg %rsrc, i32 inreg %soffse
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:sreg_32 = COPY $sgpr6
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[COPY4]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -36,7 +36,7 @@ define amdgpu_ps i32 @s_buffer_load_i32(<4 x i32> inreg %rsrc, i32 inreg %soffse
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:sreg_32 = COPY $sgpr6
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[COPY4]], 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -52,7 +52,7 @@ define amdgpu_ps i32 @s_buffer_load_i32(<4 x i32> inreg %rsrc, i32 inreg %soffse
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:sreg_32 = COPY $sgpr6
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[COPY4]], 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -68,7 +68,7 @@ define amdgpu_ps i32 @s_buffer_load_i32(<4 x i32> inreg %rsrc, i32 inreg %soffse
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:sreg_32 = COPY $sgpr6
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM [[REG_SEQUENCE]], [[COPY4]], 0, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %val = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %rsrc, i32 %soffset, i32 0)
@@ -88,7 +88,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_glc(<4 x i32> inreg %rsrc, i32 inreg %so
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:sreg_32 = COPY $sgpr6
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[COPY4]], 1 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -104,7 +104,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_glc(<4 x i32> inreg %rsrc, i32 inreg %so
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:sreg_32 = COPY $sgpr6
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[COPY4]], 1 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -120,7 +120,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_glc(<4 x i32> inreg %rsrc, i32 inreg %so
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:sreg_32 = COPY $sgpr6
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[COPY4]], 1 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -136,7 +136,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_glc(<4 x i32> inreg %rsrc, i32 inreg %so
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:sreg_32 = COPY $sgpr6
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM [[REG_SEQUENCE]], [[COPY4]], 0, 1 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %val = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %rsrc, i32 %soffset, i32 1)
@@ -158,10 +158,10 @@ define amdgpu_ps <2 x i32> @s_buffer_load_v2i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX2_SGPR]].sub0
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX2_SGPR]].sub1
   ; GFX6-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX6-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   ;
@@ -179,10 +179,10 @@ define amdgpu_ps <2 x i32> @s_buffer_load_v2i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX2_SGPR]].sub0
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX2_SGPR]].sub1
   ; GFX7-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX7-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   ;
@@ -200,10 +200,10 @@ define amdgpu_ps <2 x i32> @s_buffer_load_v2i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX2_SGPR]].sub0
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX2_SGPR]].sub1
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   ;
@@ -221,10 +221,10 @@ define amdgpu_ps <2 x i32> @s_buffer_load_v2i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX2_SGPR_IMM]].sub0
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX2_SGPR_IMM]].sub1
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %val = call <2 x i32> @llvm.amdgcn.s.buffer.load.v2i32(<4 x i32> %rsrc, i32 %soffset, i32 0)
@@ -248,13 +248,13 @@ define amdgpu_ps <3 x i32> @s_buffer_load_v3i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX6-NEXT:   [[COPY7:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX4_SGPR]].sub2
   ; GFX6-NEXT:   [[COPY8:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX4_SGPR]].sub3
   ; GFX6-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX6-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX6-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GFX6-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2
   ;
@@ -274,13 +274,13 @@ define amdgpu_ps <3 x i32> @s_buffer_load_v3i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX7-NEXT:   [[COPY7:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX4_SGPR]].sub2
   ; GFX7-NEXT:   [[COPY8:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX4_SGPR]].sub3
   ; GFX7-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX7-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX7-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GFX7-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2
   ;
@@ -300,13 +300,13 @@ define amdgpu_ps <3 x i32> @s_buffer_load_v3i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX4_SGPR]].sub2
   ; GFX8-NEXT:   [[COPY8:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX4_SGPR]].sub3
   ; GFX8-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GFX8-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2
   ;
@@ -325,13 +325,13 @@ define amdgpu_ps <3 x i32> @s_buffer_load_v3i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX3_SGPR_IMM]].sub1
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX3_SGPR_IMM]].sub2
   ; GFX12-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX12-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2
   %val = call <3 x i32> @llvm.amdgcn.s.buffer.load.v3i32(<4 x i32> %rsrc, i32 %soffset, i32 0)
@@ -359,28 +359,28 @@ define amdgpu_ps <8 x i32> @s_buffer_load_v8i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX6-NEXT:   [[COPY11:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX8_SGPR]].sub6
   ; GFX6-NEXT:   [[COPY12:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX8_SGPR]].sub7
   ; GFX6-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
   ; GFX6-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX6-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; GFX6-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX6-NEXT:   [[COPY16:%[0-9]+]]:vgpr_32 = COPY [[COPY8]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
   ; GFX6-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX6-NEXT:   [[COPY17:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
   ; GFX6-NEXT:   $sgpr4 = COPY [[V_READFIRSTLANE_B32_4]]
   ; GFX6-NEXT:   [[COPY18:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
   ; GFX6-NEXT:   $sgpr5 = COPY [[V_READFIRSTLANE_B32_5]]
   ; GFX6-NEXT:   [[COPY19:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
   ; GFX6-NEXT:   $sgpr6 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX6-NEXT:   [[COPY20:%[0-9]+]]:vgpr_32 = COPY [[COPY12]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
   ; GFX6-NEXT:   $sgpr7 = COPY [[V_READFIRSTLANE_B32_7]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7
   ;
@@ -404,28 +404,28 @@ define amdgpu_ps <8 x i32> @s_buffer_load_v8i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX7-NEXT:   [[COPY11:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX8_SGPR]].sub6
   ; GFX7-NEXT:   [[COPY12:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX8_SGPR]].sub7
   ; GFX7-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
   ; GFX7-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX7-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; GFX7-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX7-NEXT:   [[COPY16:%[0-9]+]]:vgpr_32 = COPY [[COPY8]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
   ; GFX7-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX7-NEXT:   [[COPY17:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
   ; GFX7-NEXT:   $sgpr4 = COPY [[V_READFIRSTLANE_B32_4]]
   ; GFX7-NEXT:   [[COPY18:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
   ; GFX7-NEXT:   $sgpr5 = COPY [[V_READFIRSTLANE_B32_5]]
   ; GFX7-NEXT:   [[COPY19:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
   ; GFX7-NEXT:   $sgpr6 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX7-NEXT:   [[COPY20:%[0-9]+]]:vgpr_32 = COPY [[COPY12]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
   ; GFX7-NEXT:   $sgpr7 = COPY [[V_READFIRSTLANE_B32_7]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7
   ;
@@ -449,28 +449,28 @@ define amdgpu_ps <8 x i32> @s_buffer_load_v8i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX8_SGPR]].sub6
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX8_SGPR]].sub7
   ; GFX8-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX8-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; GFX8-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX8-NEXT:   [[COPY16:%[0-9]+]]:vgpr_32 = COPY [[COPY8]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
   ; GFX8-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX8-NEXT:   [[COPY17:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
   ; GFX8-NEXT:   $sgpr4 = COPY [[V_READFIRSTLANE_B32_4]]
   ; GFX8-NEXT:   [[COPY18:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
   ; GFX8-NEXT:   $sgpr5 = COPY [[V_READFIRSTLANE_B32_5]]
   ; GFX8-NEXT:   [[COPY19:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
   ; GFX8-NEXT:   $sgpr6 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX8-NEXT:   [[COPY20:%[0-9]+]]:vgpr_32 = COPY [[COPY12]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
   ; GFX8-NEXT:   $sgpr7 = COPY [[V_READFIRSTLANE_B32_7]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7
   ;
@@ -494,28 +494,28 @@ define amdgpu_ps <8 x i32> @s_buffer_load_v8i32(<4 x i32> inreg %rsrc, i32 inreg
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX8_SGPR_IMM]].sub6
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX8_SGPR_IMM]].sub7
   ; GFX12-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX12-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; GFX12-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX12-NEXT:   [[COPY16:%[0-9]+]]:vgpr_32 = COPY [[COPY8]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
   ; GFX12-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX12-NEXT:   [[COPY17:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
   ; GFX12-NEXT:   $sgpr4 = COPY [[V_READFIRSTLANE_B32_4]]
   ; GFX12-NEXT:   [[COPY18:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY18]], implicit $exec
   ; GFX12-NEXT:   $sgpr5 = COPY [[V_READFIRSTLANE_B32_5]]
   ; GFX12-NEXT:   [[COPY19:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY19]], implicit $exec
   ; GFX12-NEXT:   $sgpr6 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX12-NEXT:   [[COPY20:%[0-9]+]]:vgpr_32 = COPY [[COPY12]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
   ; GFX12-NEXT:   $sgpr7 = COPY [[V_READFIRSTLANE_B32_7]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7
   %val = call <8 x i32> @llvm.amdgcn.s.buffer.load.v8i32(<4 x i32> %rsrc, i32 %soffset, i32 0)
@@ -551,52 +551,52 @@ define amdgpu_ps <16 x i32> @s_buffer_load_v16i32(<4 x i32> inreg %rsrc, i32 inr
   ; GFX6-NEXT:   [[COPY19:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX16_SGPR]].sub14
   ; GFX6-NEXT:   [[COPY20:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX16_SGPR]].sub15
   ; GFX6-NEXT:   [[COPY21:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   [[COPY22:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY22]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY22]], implicit $exec
   ; GFX6-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX6-NEXT:   [[COPY23:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY23]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY23]], implicit $exec
   ; GFX6-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX6-NEXT:   [[COPY24:%[0-9]+]]:vgpr_32 = COPY [[COPY8]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY24]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY24]], implicit $exec
   ; GFX6-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX6-NEXT:   [[COPY25:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY25]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY25]], implicit $exec
   ; GFX6-NEXT:   $sgpr4 = COPY [[V_READFIRSTLANE_B32_4]]
   ; GFX6-NEXT:   [[COPY26:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY26]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY26]], implicit $exec
   ; GFX6-NEXT:   $sgpr5 = COPY [[V_READFIRSTLANE_B32_5]]
   ; GFX6-NEXT:   [[COPY27:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY27]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY27]], implicit $exec
   ; GFX6-NEXT:   $sgpr6 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX6-NEXT:   [[COPY28:%[0-9]+]]:vgpr_32 = COPY [[COPY12]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY28]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY28]], implicit $exec
   ; GFX6-NEXT:   $sgpr7 = COPY [[V_READFIRSTLANE_B32_7]]
   ; GFX6-NEXT:   [[COPY29:%[0-9]+]]:vgpr_32 = COPY [[COPY13]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY29]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY29]], implicit $exec
   ; GFX6-NEXT:   $sgpr8 = COPY [[V_READFIRSTLANE_B32_8]]
   ; GFX6-NEXT:   [[COPY30:%[0-9]+]]:vgpr_32 = COPY [[COPY14]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY30]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY30]], implicit $exec
   ; GFX6-NEXT:   $sgpr9 = COPY [[V_READFIRSTLANE_B32_9]]
   ; GFX6-NEXT:   [[COPY31:%[0-9]+]]:vgpr_32 = COPY [[COPY15]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY31]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY31]], implicit $exec
   ; GFX6-NEXT:   $sgpr10 = COPY [[V_READFIRSTLANE_B32_10]]
   ; GFX6-NEXT:   [[COPY32:%[0-9]+]]:vgpr_32 = COPY [[COPY16]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY32]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY32]], implicit $exec
   ; GFX6-NEXT:   $sgpr11 = COPY [[V_READFIRSTLANE_B32_11]]
   ; GFX6-NEXT:   [[COPY33:%[0-9]+]]:vgpr_32 = COPY [[COPY17]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_12:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY33]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_12:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY33]], implicit $exec
   ; GFX6-NEXT:   $sgpr12 = COPY [[V_READFIRSTLANE_B32_12]]
   ; GFX6-NEXT:   [[COPY34:%[0-9]+]]:vgpr_32 = COPY [[COPY18]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_13:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY34]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_13:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY34]], implicit $exec
   ; GFX6-NEXT:   $sgpr13 = COPY [[V_READFIRSTLANE_B32_13]]
   ; GFX6-NEXT:   [[COPY35:%[0-9]+]]:vgpr_32 = COPY [[COPY19]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_14:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY35]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_14:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY35]], implicit $exec
   ; GFX6-NEXT:   $sgpr14 = COPY [[V_READFIRSTLANE_B32_14]]
   ; GFX6-NEXT:   [[COPY36:%[0-9]+]]:vgpr_32 = COPY [[COPY20]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_15:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY36]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_15:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY36]], implicit $exec
   ; GFX6-NEXT:   $sgpr15 = COPY [[V_READFIRSTLANE_B32_15]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7, implicit $sgpr8, implicit $sgpr9, implicit $sgpr10, implicit $sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $sgpr15
   ;
@@ -628,52 +628,52 @@ define amdgpu_ps <16 x i32> @s_buffer_load_v16i32(<4 x i32> inreg %rsrc, i32 inr
   ; GFX7-NEXT:   [[COPY19:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX16_SGPR]].sub14
   ; GFX7-NEXT:   [[COPY20:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX16_SGPR]].sub15
   ; GFX7-NEXT:   [[COPY21:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   [[COPY22:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY22]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY22]], implicit $exec
   ; GFX7-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX7-NEXT:   [[COPY23:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY23]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY23]], implicit $exec
   ; GFX7-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX7-NEXT:   [[COPY24:%[0-9]+]]:vgpr_32 = COPY [[COPY8]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY24]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY24]], implicit $exec
   ; GFX7-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX7-NEXT:   [[COPY25:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY25]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY25]], implicit $exec
   ; GFX7-NEXT:   $sgpr4 = COPY [[V_READFIRSTLANE_B32_4]]
   ; GFX7-NEXT:   [[COPY26:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY26]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY26]], implicit $exec
   ; GFX7-NEXT:   $sgpr5 = COPY [[V_READFIRSTLANE_B32_5]]
   ; GFX7-NEXT:   [[COPY27:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY27]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY27]], implicit $exec
   ; GFX7-NEXT:   $sgpr6 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX7-NEXT:   [[COPY28:%[0-9]+]]:vgpr_32 = COPY [[COPY12]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY28]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY28]], implicit $exec
   ; GFX7-NEXT:   $sgpr7 = COPY [[V_READFIRSTLANE_B32_7]]
   ; GFX7-NEXT:   [[COPY29:%[0-9]+]]:vgpr_32 = COPY [[COPY13]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY29]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY29]], implicit $exec
   ; GFX7-NEXT:   $sgpr8 = COPY [[V_READFIRSTLANE_B32_8]]
   ; GFX7-NEXT:   [[COPY30:%[0-9]+]]:vgpr_32 = COPY [[COPY14]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY30]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY30]], implicit $exec
   ; GFX7-NEXT:   $sgpr9 = COPY [[V_READFIRSTLANE_B32_9]]
   ; GFX7-NEXT:   [[COPY31:%[0-9]+]]:vgpr_32 = COPY [[COPY15]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY31]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY31]], implicit $exec
   ; GFX7-NEXT:   $sgpr10 = COPY [[V_READFIRSTLANE_B32_10]]
   ; GFX7-NEXT:   [[COPY32:%[0-9]+]]:vgpr_32 = COPY [[COPY16]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY32]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY32]], implicit $exec
   ; GFX7-NEXT:   $sgpr11 = COPY [[V_READFIRSTLANE_B32_11]]
   ; GFX7-NEXT:   [[COPY33:%[0-9]+]]:vgpr_32 = COPY [[COPY17]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_12:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY33]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_12:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY33]], implicit $exec
   ; GFX7-NEXT:   $sgpr12 = COPY [[V_READFIRSTLANE_B32_12]]
   ; GFX7-NEXT:   [[COPY34:%[0-9]+]]:vgpr_32 = COPY [[COPY18]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_13:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY34]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_13:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY34]], implicit $exec
   ; GFX7-NEXT:   $sgpr13 = COPY [[V_READFIRSTLANE_B32_13]]
   ; GFX7-NEXT:   [[COPY35:%[0-9]+]]:vgpr_32 = COPY [[COPY19]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_14:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY35]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_14:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY35]], implicit $exec
   ; GFX7-NEXT:   $sgpr14 = COPY [[V_READFIRSTLANE_B32_14]]
   ; GFX7-NEXT:   [[COPY36:%[0-9]+]]:vgpr_32 = COPY [[COPY20]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_15:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY36]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_15:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY36]], implicit $exec
   ; GFX7-NEXT:   $sgpr15 = COPY [[V_READFIRSTLANE_B32_15]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7, implicit $sgpr8, implicit $sgpr9, implicit $sgpr10, implicit $sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $sgpr15
   ;
@@ -705,52 +705,52 @@ define amdgpu_ps <16 x i32> @s_buffer_load_v16i32(<4 x i32> inreg %rsrc, i32 inr
   ; GFX8-NEXT:   [[COPY19:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX16_SGPR]].sub14
   ; GFX8-NEXT:   [[COPY20:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX16_SGPR]].sub15
   ; GFX8-NEXT:   [[COPY21:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   [[COPY22:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY22]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY22]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX8-NEXT:   [[COPY23:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY23]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY23]], implicit $exec
   ; GFX8-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX8-NEXT:   [[COPY24:%[0-9]+]]:vgpr_32 = COPY [[COPY8]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY24]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY24]], implicit $exec
   ; GFX8-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX8-NEXT:   [[COPY25:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY25]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY25]], implicit $exec
   ; GFX8-NEXT:   $sgpr4 = COPY [[V_READFIRSTLANE_B32_4]]
   ; GFX8-NEXT:   [[COPY26:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY26]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY26]], implicit $exec
   ; GFX8-NEXT:   $sgpr5 = COPY [[V_READFIRSTLANE_B32_5]]
   ; GFX8-NEXT:   [[COPY27:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY27]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY27]], implicit $exec
   ; GFX8-NEXT:   $sgpr6 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX8-NEXT:   [[COPY28:%[0-9]+]]:vgpr_32 = COPY [[COPY12]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY28]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY28]], implicit $exec
   ; GFX8-NEXT:   $sgpr7 = COPY [[V_READFIRSTLANE_B32_7]]
   ; GFX8-NEXT:   [[COPY29:%[0-9]+]]:vgpr_32 = COPY [[COPY13]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY29]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY29]], implicit $exec
   ; GFX8-NEXT:   $sgpr8 = COPY [[V_READFIRSTLANE_B32_8]]
   ; GFX8-NEXT:   [[COPY30:%[0-9]+]]:vgpr_32 = COPY [[COPY14]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY30]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY30]], implicit $exec
   ; GFX8-NEXT:   $sgpr9 = COPY [[V_READFIRSTLANE_B32_9]]
   ; GFX8-NEXT:   [[COPY31:%[0-9]+]]:vgpr_32 = COPY [[COPY15]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY31]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY31]], implicit $exec
   ; GFX8-NEXT:   $sgpr10 = COPY [[V_READFIRSTLANE_B32_10]]
   ; GFX8-NEXT:   [[COPY32:%[0-9]+]]:vgpr_32 = COPY [[COPY16]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY32]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY32]], implicit $exec
   ; GFX8-NEXT:   $sgpr11 = COPY [[V_READFIRSTLANE_B32_11]]
   ; GFX8-NEXT:   [[COPY33:%[0-9]+]]:vgpr_32 = COPY [[COPY17]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_12:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY33]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_12:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY33]], implicit $exec
   ; GFX8-NEXT:   $sgpr12 = COPY [[V_READFIRSTLANE_B32_12]]
   ; GFX8-NEXT:   [[COPY34:%[0-9]+]]:vgpr_32 = COPY [[COPY18]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_13:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY34]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_13:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY34]], implicit $exec
   ; GFX8-NEXT:   $sgpr13 = COPY [[V_READFIRSTLANE_B32_13]]
   ; GFX8-NEXT:   [[COPY35:%[0-9]+]]:vgpr_32 = COPY [[COPY19]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_14:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY35]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_14:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY35]], implicit $exec
   ; GFX8-NEXT:   $sgpr14 = COPY [[V_READFIRSTLANE_B32_14]]
   ; GFX8-NEXT:   [[COPY36:%[0-9]+]]:vgpr_32 = COPY [[COPY20]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_15:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY36]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_15:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY36]], implicit $exec
   ; GFX8-NEXT:   $sgpr15 = COPY [[V_READFIRSTLANE_B32_15]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7, implicit $sgpr8, implicit $sgpr9, implicit $sgpr10, implicit $sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $sgpr15
   ;
@@ -782,52 +782,52 @@ define amdgpu_ps <16 x i32> @s_buffer_load_v16i32(<4 x i32> inreg %rsrc, i32 inr
   ; GFX12-NEXT:   [[COPY19:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX16_SGPR_IMM]].sub14
   ; GFX12-NEXT:   [[COPY20:%[0-9]+]]:sreg_32 = COPY [[S_BUFFER_LOAD_DWORDX16_SGPR_IMM]].sub15
   ; GFX12-NEXT:   [[COPY21:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   [[COPY22:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY22]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY22]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX12-NEXT:   [[COPY23:%[0-9]+]]:vgpr_32 = COPY [[COPY7]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY23]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY23]], implicit $exec
   ; GFX12-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GFX12-NEXT:   [[COPY24:%[0-9]+]]:vgpr_32 = COPY [[COPY8]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY24]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY24]], implicit $exec
   ; GFX12-NEXT:   $sgpr3 = COPY [[V_READFIRSTLANE_B32_3]]
   ; GFX12-NEXT:   [[COPY25:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY25]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY25]], implicit $exec
   ; GFX12-NEXT:   $sgpr4 = COPY [[V_READFIRSTLANE_B32_4]]
   ; GFX12-NEXT:   [[COPY26:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY26]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY26]], implicit $exec
   ; GFX12-NEXT:   $sgpr5 = COPY [[V_READFIRSTLANE_B32_5]]
   ; GFX12-NEXT:   [[COPY27:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY27]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY27]], implicit $exec
   ; GFX12-NEXT:   $sgpr6 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX12-NEXT:   [[COPY28:%[0-9]+]]:vgpr_32 = COPY [[COPY12]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY28]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY28]], implicit $exec
   ; GFX12-NEXT:   $sgpr7 = COPY [[V_READFIRSTLANE_B32_7]]
   ; GFX12-NEXT:   [[COPY29:%[0-9]+]]:vgpr_32 = COPY [[COPY13]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY29]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY29]], implicit $exec
   ; GFX12-NEXT:   $sgpr8 = COPY [[V_READFIRSTLANE_B32_8]]
   ; GFX12-NEXT:   [[COPY30:%[0-9]+]]:vgpr_32 = COPY [[COPY14]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY30]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY30]], implicit $exec
   ; GFX12-NEXT:   $sgpr9 = COPY [[V_READFIRSTLANE_B32_9]]
   ; GFX12-NEXT:   [[COPY31:%[0-9]+]]:vgpr_32 = COPY [[COPY15]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY31]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY31]], implicit $exec
   ; GFX12-NEXT:   $sgpr10 = COPY [[V_READFIRSTLANE_B32_10]]
   ; GFX12-NEXT:   [[COPY32:%[0-9]+]]:vgpr_32 = COPY [[COPY16]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY32]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY32]], implicit $exec
   ; GFX12-NEXT:   $sgpr11 = COPY [[V_READFIRSTLANE_B32_11]]
   ; GFX12-NEXT:   [[COPY33:%[0-9]+]]:vgpr_32 = COPY [[COPY17]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_12:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY33]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_12:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY33]], implicit $exec
   ; GFX12-NEXT:   $sgpr12 = COPY [[V_READFIRSTLANE_B32_12]]
   ; GFX12-NEXT:   [[COPY34:%[0-9]+]]:vgpr_32 = COPY [[COPY18]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_13:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY34]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_13:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY34]], implicit $exec
   ; GFX12-NEXT:   $sgpr13 = COPY [[V_READFIRSTLANE_B32_13]]
   ; GFX12-NEXT:   [[COPY35:%[0-9]+]]:vgpr_32 = COPY [[COPY19]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_14:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY35]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_14:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY35]], implicit $exec
   ; GFX12-NEXT:   $sgpr14 = COPY [[V_READFIRSTLANE_B32_14]]
   ; GFX12-NEXT:   [[COPY36:%[0-9]+]]:vgpr_32 = COPY [[COPY20]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_15:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY36]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_15:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY36]], implicit $exec
   ; GFX12-NEXT:   $sgpr15 = COPY [[V_READFIRSTLANE_B32_15]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1, implicit $sgpr2, implicit $sgpr3, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7, implicit $sgpr8, implicit $sgpr9, implicit $sgpr10, implicit $sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $sgpr15
   %val = call <16 x i32> @llvm.amdgcn.s.buffer.load.v16i32(<4 x i32> %rsrc, i32 %soffset, i32 0)
@@ -847,7 +847,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1(<4 x i32> inreg %rsrc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -863,7 +863,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1(<4 x i32> inreg %rsrc) {
   ; GFX7-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -878,7 +878,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1(<4 x i32> inreg %rsrc) {
   ; GFX8-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1, 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -893,7 +893,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1(<4 x i32> inreg %rsrc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %val = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %rsrc, i32 1, i32 0)
@@ -912,7 +912,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_glc_4(<4 x i32> inreg %rsrc) {
   ; GFX6-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1, 1 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -927,7 +927,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_glc_4(<4 x i32> inreg %rsrc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1, 1 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -942,7 +942,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_glc_4(<4 x i32> inreg %rsrc) {
   ; GFX8-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 4, 1 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -957,7 +957,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_glc_4(<4 x i32> inreg %rsrc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 4, 1 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %val = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %rsrc, i32 4, i32 1)
@@ -977,7 +977,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_255(<4 x i32> inreg %rsrc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 255
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -993,7 +993,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_255(<4 x i32> inreg %rsrc) {
   ; GFX7-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 255
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1008,7 +1008,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_255(<4 x i32> inreg %rsrc) {
   ; GFX8-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 255, 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1023,7 +1023,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_255(<4 x i32> inreg %rsrc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 255, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %val = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %rsrc, i32 255, i32 0)
@@ -1042,7 +1042,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_256(<4 x i32> inreg %rsrc) {
   ; GFX6-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 64, 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1057,7 +1057,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_256(<4 x i32> inreg %rsrc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 64, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1072,7 +1072,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_256(<4 x i32> inreg %rsrc) {
   ; GFX8-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 256, 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1087,7 +1087,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_256(<4 x i32> inreg %rsrc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 256, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %val = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %rsrc, i32 256, i32 0)
@@ -1106,7 +1106,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1020(<4 x i32> inreg %rsrc) {
   ; GFX6-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 255, 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1121,7 +1121,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1020(<4 x i32> inreg %rsrc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 255, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1136,7 +1136,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1020(<4 x i32> inreg %rsrc) {
   ; GFX8-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1020, 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1151,7 +1151,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1020(<4 x i32> inreg %rsrc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1020, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %val = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %rsrc, i32 1020, i32 0)
@@ -1171,7 +1171,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1023(<4 x i32> inreg %rsrc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1023
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1187,7 +1187,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1023(<4 x i32> inreg %rsrc) {
   ; GFX7-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1023
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1202,7 +1202,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1023(<4 x i32> inreg %rsrc) {
   ; GFX8-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1023, 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1217,7 +1217,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1023(<4 x i32> inreg %rsrc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1023, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %val = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %rsrc, i32 1023, i32 0)
@@ -1237,7 +1237,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1024(<4 x i32> inreg %rsrc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1024
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1252,7 +1252,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1024(<4 x i32> inreg %rsrc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 256, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1267,7 +1267,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1024(<4 x i32> inreg %rsrc) {
   ; GFX8-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1024, 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1282,7 +1282,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1024(<4 x i32> inreg %rsrc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1024, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %val = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %rsrc, i32 1024, i32 0)
@@ -1302,7 +1302,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1025(<4 x i32> inreg %rsrc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1025
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1318,7 +1318,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1025(<4 x i32> inreg %rsrc) {
   ; GFX7-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1025
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1333,7 +1333,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1025(<4 x i32> inreg %rsrc) {
   ; GFX8-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1025, 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1348,7 +1348,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_1025(<4 x i32> inreg %rsrc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1025, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %val = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %rsrc, i32 1025, i32 0)
@@ -1368,7 +1368,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg1(<4 x i32> inreg %desc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1384,7 +1384,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg1(<4 x i32> inreg %desc) {
   ; GFX7-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1400,7 +1400,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg1(<4 x i32> inreg %desc) {
   ; GFX8-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1416,7 +1416,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg1(<4 x i32> inreg %desc) {
   ; GFX12-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM [[REG_SEQUENCE]], [[S_MOV_B32_]], 0, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32 -1, i32 0)
@@ -1436,7 +1436,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg4(<4 x i32> inreg %desc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -4
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1451,7 +1451,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg4(<4 x i32> inreg %desc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 1073741823, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1467,7 +1467,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg4(<4 x i32> inreg %desc) {
   ; GFX8-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -4
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1483,7 +1483,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg4(<4 x i32> inreg %desc) {
   ; GFX12-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -4
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM [[REG_SEQUENCE]], [[S_MOV_B32_]], 0, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32 -4, i32 0)
@@ -1503,7 +1503,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg8(<4 x i32> inreg %desc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -8
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1518,7 +1518,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg8(<4 x i32> inreg %desc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 1073741822, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1534,7 +1534,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg8(<4 x i32> inreg %desc) {
   ; GFX8-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -8
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1550,7 +1550,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg8(<4 x i32> inreg %desc) {
   ; GFX12-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -8
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM [[REG_SEQUENCE]], [[S_MOV_B32_]], 0, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32 -8, i32 0)
@@ -1570,7 +1570,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit31(<4 x i32> inreg %desc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -2147483648
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1585,7 +1585,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit31(<4 x i32> inreg %desc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 536870912, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1601,7 +1601,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit31(<4 x i32> inreg %desc) {
   ; GFX8-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -2147483648
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1617,7 +1617,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit31(<4 x i32> inreg %desc) {
   ; GFX12-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -2147483648
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM [[REG_SEQUENCE]], [[S_MOV_B32_]], 0, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32 -2147483648, i32 0)
@@ -1637,7 +1637,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_glc_bit30(<4 x i32> inreg %desc)
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1073741824
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 1 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1652,7 +1652,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_glc_bit30(<4 x i32> inreg %desc)
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 268435456, 1 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1668,7 +1668,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_glc_bit30(<4 x i32> inreg %desc)
   ; GFX8-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1073741824
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 1 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1684,7 +1684,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_glc_bit30(<4 x i32> inreg %desc)
   ; GFX12-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1073741824
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM [[REG_SEQUENCE]], [[S_MOV_B32_]], 0, 1 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32 1073741824, i32 1)
@@ -1704,7 +1704,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit29(<4 x i32> inreg %desc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 536870912
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1719,7 +1719,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit29(<4 x i32> inreg %desc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 134217728, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1735,7 +1735,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit29(<4 x i32> inreg %desc) {
   ; GFX8-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 536870912
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1751,7 +1751,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit29(<4 x i32> inreg %desc) {
   ; GFX12-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 536870912
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM [[REG_SEQUENCE]], [[S_MOV_B32_]], 0, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32 536870912, i32 0)
@@ -1771,7 +1771,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit21(<4 x i32> inreg %desc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 2097152
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1786,7 +1786,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit21(<4 x i32> inreg %desc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 524288, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1802,7 +1802,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit21(<4 x i32> inreg %desc) {
   ; GFX8-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 2097152
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1817,7 +1817,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit21(<4 x i32> inreg %desc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 2097152, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32 2097152, i32 0)
@@ -1837,7 +1837,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit20(<4 x i32> inreg %desc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1048576
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1852,7 +1852,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit20(<4 x i32> inreg %desc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 262144, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1868,7 +1868,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit20(<4 x i32> inreg %desc) {
   ; GFX8-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 1048576
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1883,7 +1883,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit20(<4 x i32> inreg %desc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 1048576, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32 1048576, i32 0)
@@ -1903,7 +1903,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg_bit20(<4 x i32> inreg %desc)
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1048576
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1918,7 +1918,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg_bit20(<4 x i32> inreg %desc)
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 1073479680, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1934,7 +1934,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg_bit20(<4 x i32> inreg %desc)
   ; GFX8-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1048576
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1950,7 +1950,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg_bit20(<4 x i32> inreg %desc)
   ; GFX12-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1048576
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM [[REG_SEQUENCE]], [[S_MOV_B32_]], 0, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32  -1048576, i32 0)
@@ -1970,7 +1970,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit19(<4 x i32> inreg %desc) {
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 524288
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -1985,7 +1985,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit19(<4 x i32> inreg %desc) {
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 131072, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -2000,7 +2000,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit19(<4 x i32> inreg %desc) {
   ; GFX8-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 524288, 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -2015,7 +2015,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_bit19(<4 x i32> inreg %desc) {
   ; GFX12-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM [[REG_SEQUENCE]], 524288, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32 524288, i32 0)
@@ -2035,7 +2035,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg_bit19(<4 x i32> inreg %desc)
   ; GFX6-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -524288
   ; GFX6-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX6-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX6-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -2050,7 +2050,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg_bit19(<4 x i32> inreg %desc)
   ; GFX7-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
   ; GFX7-NEXT:   [[S_BUFFER_LOAD_DWORD_IMM_ci:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_IMM_ci [[REG_SEQUENCE]], 1073610752, 0 :: (dereferenceable invariant load (s32))
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_IMM_ci]]
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX7-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX7-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -2066,7 +2066,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg_bit19(<4 x i32> inreg %desc)
   ; GFX8-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -524288
   ; GFX8-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR [[REG_SEQUENCE]], [[S_MOV_B32_]], 0 :: (dereferenceable invariant load (s32))
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   ;
@@ -2082,7 +2082,7 @@ define amdgpu_ps i32 @s_buffer_load_i32_offset_neg_bit19(<4 x i32> inreg %desc)
   ; GFX12-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -524288
   ; GFX12-NEXT:   [[S_BUFFER_LOAD_DWORD_SGPR_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR_IMM [[REG_SEQUENCE]], [[S_MOV_B32_]], 0, 0 :: (dereferenceable invariant load (s32))
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[S_BUFFER_LOAD_DWORD_SGPR_IMM]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0
   %load = call i32 @llvm.amdgcn.s.buffer.load.i32(<4 x i32> %desc, i32 -524288, i32 0)
@@ -3625,10 +3625,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc(<4 x i32> %rsrc, i32 inreg %
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -3673,10 +3673,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc(<4 x i32> %rsrc, i32 inreg %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -3721,10 +3721,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc(<4 x i32> %rsrc, i32 inreg %
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -3768,10 +3768,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc(<4 x i32> %rsrc, i32 inreg %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -3819,10 +3819,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4092(<4 x i32> %
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -3865,10 +3865,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4092(<4 x i32> %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -3911,10 +3911,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4092(<4 x i32> %
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -3957,10 +3957,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4092(<4 x i32> %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4013,10 +4013,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4096(<4 x i32> %
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4063,10 +4063,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4096(<4 x i32> %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4113,10 +4113,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4096(<4 x i32> %
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4159,10 +4159,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4096(<4 x i32> %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4211,10 +4211,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4095(<4 x i32> %rsrc)
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4257,10 +4257,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4095(<4 x i32> %rsrc)
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4303,10 +4303,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4095(<4 x i32> %rsrc)
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4348,10 +4348,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4095(<4 x i32> %rsrc)
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4401,10 +4401,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4096(<4 x i32> %rsrc)
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4449,10 +4449,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4096(<4 x i32> %rsrc)
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4495,10 +4495,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4096(<4 x i32> %rsrc)
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4540,10 +4540,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4096(<4 x i32> %rsrc)
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4592,10 +4592,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4064(<4 x i32> %
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4655,10 +4655,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4064(<4 x i32> %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4718,10 +4718,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4064(<4 x i32> %
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4781,10 +4781,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4064(<4 x i32> %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4855,10 +4855,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4068(<4 x i32> %
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4922,10 +4922,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4068(<4 x i32> %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -4989,10 +4989,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4068(<4 x i32> %
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5052,10 +5052,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4068(<4 x i32> %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5124,10 +5124,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4096(<4 x i32> %
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5191,10 +5191,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4096(<4 x i32> %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5258,10 +5258,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4096(<4 x i32> %
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY7:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5321,10 +5321,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4096(<4 x i32> %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5390,10 +5390,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_5000
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5454,10 +5454,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_5000
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5518,10 +5518,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_5000
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5581,10 +5581,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_5000
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5650,10 +5650,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4076
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5714,10 +5714,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4076
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5778,10 +5778,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4076
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5841,10 +5841,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4076
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5910,10 +5910,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4080
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -5974,10 +5974,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4080
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -6038,10 +6038,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4080
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -6101,10 +6101,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4080
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY6:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -6169,10 +6169,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_offset_4
   ; GFX6-NEXT: bb.2:
   ; GFX6-NEXT:   successors: %bb.3(0x80000000)
   ; GFX6-NEXT: {{  $}}
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX6-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX6-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX6-NEXT:   [[COPY4:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX6-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -6232,10 +6232,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_offset_4
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   successors: %bb.3(0x80000000)
   ; GFX7-NEXT: {{  $}}
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX7-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX7-NEXT:   [[COPY4:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX7-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -6295,10 +6295,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_offset_4
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY4:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -6357,10 +6357,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_offset_4
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY4:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY5:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.add.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.add.ll
index ab720ce8f942c..abee7de151fd4 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.add.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.add.ll
@@ -202,10 +202,10 @@ define amdgpu_ps float @struct_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__sgpr_
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -214,7 +214,7 @@ define amdgpu_ps float @struct_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__sgpr_
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -258,10 +258,10 @@ define amdgpu_ps float @struct_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__sgpr_
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -270,7 +270,7 @@ define amdgpu_ps float @struct_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__sgpr_
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -320,10 +320,10 @@ define amdgpu_ps void @struct_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rsrc__
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -332,7 +332,7 @@ define amdgpu_ps void @struct_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rsrc__
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -375,10 +375,10 @@ define amdgpu_ps void @struct_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rsrc__
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -387,7 +387,7 @@ define amdgpu_ps void @struct_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rsrc__
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.cmpswap.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.cmpswap.ll
index f9f70ecadfe60..1c00ffbf21abb 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.cmpswap.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.cmpswap.ll
@@ -119,10 +119,10 @@ define amdgpu_ps float @struct_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp__vg
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -131,7 +131,7 @@ define amdgpu_ps float @struct_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp__vg
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY8]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -179,10 +179,10 @@ define amdgpu_ps float @struct_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp__vg
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -191,7 +191,7 @@ define amdgpu_ps float @struct_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp__vg
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -245,10 +245,10 @@ define amdgpu_ps void @struct_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgpr_cm
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -257,7 +257,7 @@ define amdgpu_ps void @struct_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgpr_cm
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY8]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -303,10 +303,10 @@ define amdgpu_ps void @struct_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgpr_cm
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -315,7 +315,7 @@ define amdgpu_ps void @struct_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgpr_cm
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY8]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -414,9 +414,9 @@ define amdgpu_ps double @struct_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cmp__s
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_BOTHEN_RTN]].sub0_sub1
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub0
   ; GFX8-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub1
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   ;
@@ -444,9 +444,9 @@ define amdgpu_ps double @struct_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cmp__s
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_VBUFFER_BOTHEN_RTN]].sub0_sub1
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub0
   ; GFX12-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub1
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call i64 @llvm.amdgcn.struct.buffer.atomic.cmpswap.i64(i64 %val, i64 %cmp, <4 x i32> %rsrc, i32 %vindex, i32 %voffset, i32 %soffset, i32 0)
@@ -535,10 +535,10 @@ define amdgpu_ps double @struct_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__v
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY15:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; GFX8-NEXT:   [[COPY16:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -547,7 +547,7 @@ define amdgpu_ps double @struct_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__v
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY17]], [[COPY15]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY18]], [[COPY16]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY10]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -570,9 +570,9 @@ define amdgpu_ps double @struct_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__v
   ; GFX8-NEXT: bb.5:
   ; GFX8-NEXT:   [[COPY20:%[0-9]+]]:vgpr_32 = COPY [[COPY19]].sub0
   ; GFX8-NEXT:   [[COPY21:%[0-9]+]]:vgpr_32 = COPY [[COPY19]].sub1
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_5]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   ;
@@ -604,10 +604,10 @@ define amdgpu_ps double @struct_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__v
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY15:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; GFX12-NEXT:   [[COPY16:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -616,7 +616,7 @@ define amdgpu_ps double @struct_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__v
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY17]], [[COPY15]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY18]], [[COPY16]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -639,9 +639,9 @@ define amdgpu_ps double @struct_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cmp__v
   ; GFX12-NEXT: bb.5:
   ; GFX12-NEXT:   [[COPY20:%[0-9]+]]:vgpr_32 = COPY [[COPY19]].sub0
   ; GFX12-NEXT:   [[COPY21:%[0-9]+]]:vgpr_32 = COPY [[COPY19]].sub1
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_5]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_6]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call i64 @llvm.amdgcn.struct.buffer.atomic.cmpswap.i64(i64 %val, i64 %cmp, <4 x i32> %rsrc, i32 %vindex, i32 %voffset, i32 %soffset, i32 0)
@@ -679,10 +679,10 @@ define amdgpu_ps void @struct_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgpr_cm
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY15:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; GFX8-NEXT:   [[COPY16:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -691,7 +691,7 @@ define amdgpu_ps void @struct_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgpr_cm
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY17]], [[COPY15]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY18]], [[COPY16]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY10]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -741,10 +741,10 @@ define amdgpu_ps void @struct_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgpr_cm
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY15:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; GFX12-NEXT:   [[COPY16:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -753,7 +753,7 @@ define amdgpu_ps void @struct_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgpr_cm
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY17]], [[COPY15]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY18]], [[COPY16]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -803,9 +803,9 @@ define amdgpu_ps double @struct_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cmp__s
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_BOTHEN_RTN]].sub0_sub1
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub0
   ; GFX8-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub1
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GFX8-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; GFX8-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX8-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   ;
@@ -833,9 +833,9 @@ define amdgpu_ps double @struct_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cmp__s
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_VBUFFER_BOTHEN_RTN]].sub0_sub1
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub0
   ; GFX12-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub1
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GFX12-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; GFX12-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GFX12-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %voffset = add i32 %voffset.base, 4095
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.fadd.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.fadd.ll
index 8589fe9fd056d..c0027642655a6 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.fadd.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.atomic.fadd.ll
@@ -173,10 +173,10 @@ define amdgpu_ps void @struct_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__
   ; GFX908-NEXT: bb.2:
   ; GFX908-NEXT:   successors: %bb.3(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX908-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX908-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -185,7 +185,7 @@ define amdgpu_ps void @struct_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -228,10 +228,10 @@ define amdgpu_ps void @struct_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__
   ; GFX90A-NEXT: bb.2:
   ; GFX90A-NEXT:   successors: %bb.3(0x80000000)
   ; GFX90A-NEXT: {{  $}}
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX90A-NEXT:   [[COPY11:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX90A-NEXT:   [[COPY12:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -240,7 +240,7 @@ define amdgpu_ps void @struct_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX90A-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -286,10 +286,10 @@ define amdgpu_ps void @struct_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__
   ; GFX908-NEXT: bb.2:
   ; GFX908-NEXT:   successors: %bb.3(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX908-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX908-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -298,7 +298,7 @@ define amdgpu_ps void @struct_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -338,10 +338,10 @@ define amdgpu_ps void @struct_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__
   ; GFX90A-NEXT: bb.2:
   ; GFX90A-NEXT:   successors: %bb.3(0x80000000)
   ; GFX90A-NEXT: {{  $}}
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX90A-NEXT:   [[COPY9:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX90A-NEXT:   [[COPY10:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -350,7 +350,7 @@ define amdgpu_ps void @struct_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rsrc__
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX90A-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.format.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.format.f16.ll
index 870588014cd29..98a2780e03b81 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.format.f16.ll
@@ -234,10 +234,10 @@ define amdgpu_ps <4 x half> @struct_buffer_load_format_v4f16__vpr_rsrc__sgpr_vin
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -246,7 +246,7 @@ define amdgpu_ps <4 x half> @struct_buffer_load_format_v4f16__vpr_rsrc__sgpr_vin
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -309,10 +309,10 @@ define amdgpu_ps <4 x half> @struct_buffer_load_format_v4f16__vpr_rsrc__sgpr_vin
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -321,7 +321,7 @@ define amdgpu_ps <4 x half> @struct_buffer_load_format_v4f16__vpr_rsrc__sgpr_vin
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -366,10 +366,10 @@ define amdgpu_ps <4 x half> @struct_buffer_load_format_v4f16__vpr_rsrc__sgpr_vin
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -378,7 +378,7 @@ define amdgpu_ps <4 x half> @struct_buffer_load_format_v4f16__vpr_rsrc__sgpr_vin
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.format.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.format.ll
index 06bd45a45cced..c2ab42b08f477 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.format.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.format.ll
@@ -207,10 +207,10 @@ define amdgpu_ps <4 x float> @struct_buffer_load_format_v4f32__vpr_rsrc__sgpr_vi
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -219,7 +219,7 @@ define amdgpu_ps <4 x float> @struct_buffer_load_format_v4f32__vpr_rsrc__sgpr_vi
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -268,10 +268,10 @@ define amdgpu_ps <4 x float> @struct_buffer_load_format_v4f32__vpr_rsrc__sgpr_vi
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -280,7 +280,7 @@ define amdgpu_ps <4 x float> @struct_buffer_load_format_v4f32__vpr_rsrc__sgpr_vi
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.ll
index 94ce8aac8a4c6..588b0204619f0 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.load.ll
@@ -329,10 +329,10 @@ define amdgpu_ps float @struct_buffer_load_f32__vgpr_rsrc__sgpr_vindex__sgpr_vof
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -341,7 +341,7 @@ define amdgpu_ps float @struct_buffer_load_f32__vgpr_rsrc__sgpr_vindex__sgpr_vof
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -383,10 +383,10 @@ define amdgpu_ps float @struct_buffer_load_f32__vgpr_rsrc__sgpr_vindex__sgpr_vof
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -395,7 +395,7 @@ define amdgpu_ps float @struct_buffer_load_f32__vgpr_rsrc__sgpr_vindex__sgpr_vof
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.format.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.format.f16.ll
index f62a15d470afd..692381008e6fb 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.format.f16.ll
@@ -212,10 +212,10 @@ define amdgpu_ps void @struct_buffer_store_format_f16__sgpr_val__vgpr_rsrc__sgpr
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -224,7 +224,7 @@ define amdgpu_ps void @struct_buffer_store_format_f16__sgpr_val__vgpr_rsrc__sgpr
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -267,10 +267,10 @@ define amdgpu_ps void @struct_buffer_store_format_f16__sgpr_val__vgpr_rsrc__sgpr
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -279,7 +279,7 @@ define amdgpu_ps void @struct_buffer_store_format_f16__sgpr_val__vgpr_rsrc__sgpr
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -322,10 +322,10 @@ define amdgpu_ps void @struct_buffer_store_format_f16__sgpr_val__vgpr_rsrc__sgpr
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -334,7 +334,7 @@ define amdgpu_ps void @struct_buffer_store_format_f16__sgpr_val__vgpr_rsrc__sgpr
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.format.f32.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.format.f32.ll
index 8a395f0e73222..8a104e1fbfc83 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.format.f32.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.format.f32.ll
@@ -195,10 +195,10 @@ define amdgpu_ps void @struct_buffer_store_format_f32__sgpr_val__vgpr_rsrc__sgpr
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX8-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -207,7 +207,7 @@ define amdgpu_ps void @struct_buffer_store_format_f32__sgpr_val__vgpr_rsrc__sgpr
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -250,10 +250,10 @@ define amdgpu_ps void @struct_buffer_store_format_f32__sgpr_val__vgpr_rsrc__sgpr
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -262,7 +262,7 @@ define amdgpu_ps void @struct_buffer_store_format_f32__sgpr_val__vgpr_rsrc__sgpr
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.ll
index b89ed46ba0550..210c3bb50cb15 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.buffer.store.ll
@@ -200,10 +200,10 @@ define amdgpu_ps void @struct_buffer_store_v4f32_vgpr_rsrc__sgpr_val__sgpr_vinde
   ; GFX8-NEXT: bb.2:
   ; GFX8-NEXT:   successors: %bb.3(0x80000000)
   ; GFX8-NEXT: {{  $}}
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX8-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX8-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub0_sub1
   ; GFX8-NEXT:   [[COPY15:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub2_sub3
@@ -212,7 +212,7 @@ define amdgpu_ps void @struct_buffer_store_v4f32_vgpr_rsrc__sgpr_val__sgpr_vinde
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY17]], [[COPY15]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX8-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX8-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY10]], implicit $exec
   ; GFX8-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX8-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -259,10 +259,10 @@ define amdgpu_ps void @struct_buffer_store_v4f32_vgpr_rsrc__sgpr_val__sgpr_vinde
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub0_sub1
   ; GFX12-NEXT:   [[COPY15:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub2_sub3
@@ -271,7 +271,7 @@ define amdgpu_ps void @struct_buffer_store_v4f32_vgpr_rsrc__sgpr_val__sgpr_vinde
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[COPY17]], [[COPY15]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[S_AND_B32_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.add.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.add.ll
index 2e7323068d108..cc937f497d2ca 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.add.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.add.ll
@@ -123,10 +123,10 @@ define amdgpu_ps float @struct_ptr_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__s
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -135,7 +135,7 @@ define amdgpu_ps float @struct_ptr_buffer_atomic_add_i32__sgpr_val__vgpr_rsrc__s
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -185,10 +185,10 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rs
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -197,7 +197,7 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_add_i32_noret__sgpr_val__vgpr_rs
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.cmpswap.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.cmpswap.ll
index e8e6cab4edbe8..fb67ddaa2fb40 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.cmpswap.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.cmpswap.ll
@@ -78,10 +78,10 @@ define amdgpu_ps float @struct_ptr_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -90,7 +90,7 @@ define amdgpu_ps float @struct_ptr_buffer_atomic_cmpswap_i32__sgpr_val__sgpr_cmp
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY8]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -144,10 +144,10 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgp
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY13:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -156,7 +156,7 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_cmpswap_i32_noret__sgpr_val__sgp
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY15]], [[COPY13]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY8]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -234,9 +234,9 @@ define amdgpu_ps double @struct_ptr_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cm
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_BOTHEN_RTN]].sub0_sub1
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub0
   ; CHECK-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub1
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call i64 @llvm.amdgcn.struct.ptr.buffer.atomic.cmpswap.i64(i64 %val, i64 %cmp, ptr addrspace(8) %rsrc, i32 %vindex, i32 %voffset, i32 %soffset, i32 0)
@@ -302,10 +302,10 @@ define amdgpu_ps double @struct_ptr_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cm
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY15:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; CHECK-NEXT:   [[COPY16:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -314,7 +314,7 @@ define amdgpu_ps double @struct_ptr_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cm
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY17]], [[COPY15]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY18]], [[COPY16]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -337,9 +337,9 @@ define amdgpu_ps double @struct_ptr_buffer_atomic_cmpswap_i64__sgpr_val__sgpr_cm
   ; CHECK-NEXT: bb.5:
   ; CHECK-NEXT:   [[COPY20:%[0-9]+]]:vgpr_32 = COPY [[COPY19]].sub0
   ; CHECK-NEXT:   [[COPY21:%[0-9]+]]:vgpr_32 = COPY [[COPY19]].sub1
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY20]], implicit $exec
   ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_5]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY21]], implicit $exec
   ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_6]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %ret = call i64 @llvm.amdgcn.struct.ptr.buffer.atomic.cmpswap.i64(i64 %val, i64 %cmp, ptr addrspace(8) %rsrc, i32 %vindex, i32 %voffset, i32 %soffset, i32 0)
@@ -377,10 +377,10 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgp
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY15:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub0_sub1
   ; CHECK-NEXT:   [[COPY16:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE2]].sub2_sub3
@@ -389,7 +389,7 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_cmpswap_i64_noret__sgpr_val__sgp
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY17]], [[COPY15]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY18]], [[COPY16]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -439,9 +439,9 @@ define amdgpu_ps double @struct_ptr_buffer_atomic_cmpswap_i64__vgpr_val__vgpr_cm
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[BUFFER_ATOMIC_CMPSWAP_X2_BOTHEN_RTN]].sub0_sub1
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub0
   ; CHECK-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY11]].sub1
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; CHECK-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; CHECK-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit $sgpr0, implicit $sgpr1
   %voffset = add i32 %voffset.base, 4095
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.fadd.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.fadd.ll
index 54657982493f7..18568aaa02634 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.fadd.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.atomic.fadd.ll
@@ -173,10 +173,10 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rs
   ; GFX908-NEXT: bb.2:
   ; GFX908-NEXT:   successors: %bb.3(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX908-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX908-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -185,7 +185,7 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rs
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -228,10 +228,10 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rs
   ; GFX90A-NEXT: bb.2:
   ; GFX90A-NEXT:   successors: %bb.3(0x80000000)
   ; GFX90A-NEXT: {{  $}}
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX90A-NEXT:   [[COPY11:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX90A-NEXT:   [[COPY12:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -240,7 +240,7 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rs
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX90A-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -286,10 +286,10 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rs
   ; GFX908-NEXT: bb.2:
   ; GFX908-NEXT:   successors: %bb.3(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX908-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX908-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -298,7 +298,7 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rs
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -338,10 +338,10 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rs
   ; GFX90A-NEXT: bb.2:
   ; GFX90A-NEXT:   successors: %bb.3(0x80000000)
   ; GFX90A-NEXT: {{  $}}
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; GFX90A-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX90A-NEXT:   [[COPY9:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX90A-NEXT:   [[COPY10:%[0-9]+]]:vreg_64_align2 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -350,7 +350,7 @@ define amdgpu_ps void @struct_ptr_buffer_atomic_add_f32_noret__sgpr_val__vgpr_rs
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX90A-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX90A-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX90A-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.format.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.format.f16.ll
index 6c0319ef570d6..bc4bd34985372 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.format.f16.ll
@@ -179,10 +179,10 @@ define amdgpu_ps <4 x half> @struct_ptr_buffer_load_format_v4f16__vpr_rsrc__sgpr
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -191,7 +191,7 @@ define amdgpu_ps <4 x half> @struct_ptr_buffer_load_format_v4f16__vpr_rsrc__sgpr
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -254,10 +254,10 @@ define amdgpu_ps <4 x half> @struct_ptr_buffer_load_format_v4f16__vpr_rsrc__sgpr
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -266,7 +266,7 @@ define amdgpu_ps <4 x half> @struct_ptr_buffer_load_format_v4f16__vpr_rsrc__sgpr
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.format.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.format.ll
index 1e3f94a5e39cb..caaa76569ec89 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.format.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.format.ll
@@ -123,10 +123,10 @@ define amdgpu_ps <4 x float> @struct_ptr_buffer_load_format_v4f32__vpr_rsrc__sgp
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -135,7 +135,7 @@ define amdgpu_ps <4 x float> @struct_ptr_buffer_load_format_v4f32__vpr_rsrc__sgp
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.ll
index 66c62e9ce8a9c..95789b5ac49ed 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.load.ll
@@ -193,10 +193,10 @@ define amdgpu_ps float @struct_ptr_buffer_load_f32__vgpr_rsrc__sgpr_vindex__sgpr
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -205,7 +205,7 @@ define amdgpu_ps float @struct_ptr_buffer_load_f32__vgpr_rsrc__sgpr_vindex__sgpr
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.format.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.format.f16.ll
index 25fe7d2877ce3..fe2b04841e332 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.format.f16.ll
@@ -158,10 +158,10 @@ define amdgpu_ps void @struct_ptr_buffer_store_format_f16__sgpr_val__vgpr_rsrc__
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -170,7 +170,7 @@ define amdgpu_ps void @struct_ptr_buffer_store_format_f16__sgpr_val__vgpr_rsrc__
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -213,10 +213,10 @@ define amdgpu_ps void @struct_ptr_buffer_store_format_f16__sgpr_val__vgpr_rsrc__
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -225,7 +225,7 @@ define amdgpu_ps void @struct_ptr_buffer_store_format_f16__sgpr_val__vgpr_rsrc__
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.format.f32.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.format.f32.ll
index 3a4c258537814..3c5c337c6912b 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.format.f32.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.format.f32.ll
@@ -117,10 +117,10 @@ define amdgpu_ps void @struct_ptr_buffer_store_format_f32__sgpr_val__vgpr_rsrc__
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -129,7 +129,7 @@ define amdgpu_ps void @struct_ptr_buffer_store_format_f32__sgpr_val__vgpr_rsrc__
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY13]], [[COPY11]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY14]], [[COPY12]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.ll
index 2e0a12b9d969c..a18d0c2165275 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.buffer.store.ll
@@ -122,10 +122,10 @@ define amdgpu_ps void @struct_ptr_buffer_store_v4f32_vgpr_rsrc__sgpr_val__sgpr_v
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY4]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY14:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub0_sub1
   ; CHECK-NEXT:   [[COPY15:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE1]].sub2_sub3
@@ -134,7 +134,7 @@ define amdgpu_ps void @struct_ptr_buffer_store_v4f32_vgpr_rsrc__sgpr_val__sgpr_v
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY16]], [[COPY14]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY17]], [[COPY15]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.tbuffer.load.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.tbuffer.load.f16.ll
index 1a57c2e77bddf..cae94487625e3 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.tbuffer.load.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.tbuffer.load.f16.ll
@@ -220,10 +220,10 @@ define amdgpu_ps <4 x half> @struct_tbuffer_load_v4f16__vgpr_rsrc__sgpr_vindex__
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -232,7 +232,7 @@ define amdgpu_ps <4 x half> @struct_tbuffer_load_v4f16__vgpr_rsrc__sgpr_vindex__
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -277,10 +277,10 @@ define amdgpu_ps <4 x half> @struct_tbuffer_load_v4f16__vgpr_rsrc__sgpr_vindex__
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -289,7 +289,7 @@ define amdgpu_ps <4 x half> @struct_tbuffer_load_v4f16__vgpr_rsrc__sgpr_vindex__
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.tbuffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.tbuffer.load.ll
index 63143ed718054..b08b46f20fc9e 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.tbuffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.ptr.tbuffer.load.ll
@@ -145,10 +145,10 @@ define amdgpu_ps <4 x float> @struct_tbuffer_load_v4f32__vgpr_rsrc__sgpr_vindex_
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -157,7 +157,7 @@ define amdgpu_ps <4 x float> @struct_tbuffer_load_v4f32__vgpr_rsrc__sgpr_vindex_
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.tbuffer.load.f16.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.tbuffer.load.f16.ll
index f270f87aae66d..87c1e7b471271 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.tbuffer.load.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.tbuffer.load.f16.ll
@@ -293,10 +293,10 @@ define amdgpu_ps <4 x half> @struct_tbuffer_load_v4f16__vgpr_rsrc__sgpr_vindex__
   ; PACKED-NEXT: bb.2:
   ; PACKED-NEXT:   successors: %bb.3(0x80000000)
   ; PACKED-NEXT: {{  $}}
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; PACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; PACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; PACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -305,7 +305,7 @@ define amdgpu_ps <4 x half> @struct_tbuffer_load_v4f16__vgpr_rsrc__sgpr_vindex__
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; PACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; PACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; PACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -350,10 +350,10 @@ define amdgpu_ps <4 x half> @struct_tbuffer_load_v4f16__vgpr_rsrc__sgpr_vindex__
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -362,7 +362,7 @@ define amdgpu_ps <4 x half> @struct_tbuffer_load_v4f16__vgpr_rsrc__sgpr_vindex__
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; GFX12-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; GFX12-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -407,10 +407,10 @@ define amdgpu_ps <4 x half> @struct_tbuffer_load_v4f16__vgpr_rsrc__sgpr_vindex__
   ; UNPACKED-NEXT: bb.2:
   ; UNPACKED-NEXT:   successors: %bb.3(0x80000000)
   ; UNPACKED-NEXT: {{  $}}
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; UNPACKED-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; UNPACKED-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; UNPACKED-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -419,7 +419,7 @@ define amdgpu_ps <4 x half> @struct_tbuffer_load_v4f16__vgpr_rsrc__sgpr_vindex__
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; UNPACKED-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; UNPACKED-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; UNPACKED-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.tbuffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.tbuffer.load.ll
index 7d3ecd363befb..23468c29ff79a 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.tbuffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.struct.tbuffer.load.ll
@@ -247,10 +247,10 @@ define amdgpu_ps <4 x float> @struct_tbuffer_load_v4f32__vgpr_rsrc__sgpr_vindex_
   ; CHECK-NEXT: bb.2:
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -259,7 +259,7 @@ define amdgpu_ps <4 x float> @struct_tbuffer_load_v4f32__vgpr_rsrc__sgpr_vindex_
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -308,10 +308,10 @@ define amdgpu_ps <4 x float> @struct_tbuffer_load_v4f32__vgpr_rsrc__sgpr_vindex_
   ; CHECK-GFX12-NEXT: bb.2:
   ; CHECK-GFX12-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-GFX12-NEXT: {{  $}}
-  ; CHECK-GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
-  ; CHECK-GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
-  ; CHECK-GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
-  ; CHECK-GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
+  ; CHECK-GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; CHECK-GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY1]], implicit $exec
+  ; CHECK-GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY2]], implicit $exec
+  ; CHECK-GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY3]], implicit $exec
   ; CHECK-GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
   ; CHECK-GFX12-NEXT:   [[COPY9:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub0_sub1
   ; CHECK-GFX12-NEXT:   [[COPY10:%[0-9]+]]:vreg_64 = COPY [[REG_SEQUENCE]].sub2_sub3
@@ -320,7 +320,7 @@ define amdgpu_ps <4 x float> @struct_tbuffer_load_v4f32__vgpr_rsrc__sgpr_vindex_
   ; CHECK-GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY11]], [[COPY9]], implicit $exec
   ; CHECK-GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[COPY12]], [[COPY10]], implicit $exec
   ; CHECK-GFX12-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; CHECK-GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; CHECK-GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; CHECK-GFX12-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY6]], implicit $exec
   ; CHECK-GFX12-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def dead $scc
   ; CHECK-GFX12-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/madmix-constant-bus-violation.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/madmix-constant-bus-violation.mir
index 4d611c15c868f..72f7ac3f0bf38 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/madmix-constant-bus-violation.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/madmix-constant-bus-violation.mir
@@ -20,7 +20,7 @@ body: |
     ; GFX9-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY [[S_LSHR_B32_]]
     ; GFX9-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY [[S_LSHR_B32_1]]
     ; GFX9-NEXT: [[V_MAD_MIX_F32_:%[0-9]+]]:vgpr_32 = V_MAD_MIX_F32 9, [[COPY3]], 8, [[COPY3]], 8, [[COPY2]], 0, 0, 0, implicit $mode, implicit $exec
-    ; GFX9-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[V_MAD_MIX_F32_]], implicit $exec
+    ; GFX9-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_MAD_MIX_F32_]], implicit $exec
     ; GFX9-NEXT: $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
     ; GFX9-NEXT: SI_RETURN_TO_EPILOG implicit $sgpr0
     %0:sgpr(s32) = COPY $sgpr0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn-s-buffer-load.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn-s-buffer-load.mir
index 3d016c143e706..bf155eefe6129 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn-s-buffer-load.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn-s-buffer-load.mir
@@ -69,10 +69,10 @@ body: |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.0, %9, %bb.2
     ; CHECK-NEXT: [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[COPY]](<4 x s32>)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
     ; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
     ; CHECK-NEXT: [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[COPY]](<4 x s32>)
     ; CHECK-NEXT: [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
@@ -125,10 +125,10 @@ body: |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.0, %8, %bb.2
     ; CHECK-NEXT: [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[COPY]](<4 x s32>)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
     ; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
     ; CHECK-NEXT: [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[COPY]](<4 x s32>)
     ; CHECK-NEXT: [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.append.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.append.mir
index 70ca545024843..f050616d4e626 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.append.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.append.mir
@@ -30,7 +30,7 @@ body: |
     ; CHECK: liveins: $vgpr0
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(p3) = COPY $vgpr0
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(p3) = V_READFIRSTLANE_B32 [[COPY]](p3), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(p3) = V_READFIRSTLANE_B32 [[COPY]](p3), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC_CONVERGENT_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.append), [[V_READFIRSTLANE_B32_]](p3), 0
     %0:_(p3) = COPY $vgpr0
     %1:_(s32) = G_INTRINSIC_CONVERGENT_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.append), %0, 0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.consume.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.consume.mir
index 14cadc90db749..071fdc8897a00 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.consume.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.consume.mir
@@ -30,7 +30,7 @@ body: |
     ; CHECK: liveins: $vgpr0
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(p3) = COPY $vgpr0
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(p3) = V_READFIRSTLANE_B32 [[COPY]](p3), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(p3) = V_READFIRSTLANE_B32 [[COPY]](p3), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC_CONVERGENT_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.consume), [[V_READFIRSTLANE_B32_]](p3), 0
     %0:_(p3) = COPY $vgpr0
     %1:_(s32) = G_INTRINSIC_CONVERGENT_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.consume), %0, 0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.gws.init.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.gws.init.mir
index facf7717ce5a0..388edcb16a7a7 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.gws.init.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.gws.init.mir
@@ -36,7 +36,7 @@ body: |
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
     ; CHECK-NEXT: G_INTRINSIC_CONVERGENT_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.gws.init), [[COPY2]](s32), [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $sgpr0
     %1:_(s32) = COPY $vgpr0
@@ -75,7 +75,7 @@ body: |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
     ; CHECK-NEXT: G_INTRINSIC_CONVERGENT_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.gws.init), [[COPY]](s32), [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = COPY $vgpr1
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.gws.sema.v.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.gws.sema.v.mir
index ad575fe813755..7fdba6490f3ec 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.gws.sema.v.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.gws.sema.v.mir
@@ -31,9 +31,8 @@ body: |
     ; CHECK: liveins: $vgpr0
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: G_INTRINSIC_CONVERGENT_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.gws.sema.v), [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $vgpr0
     G_INTRINSIC_CONVERGENT_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.gws.sema.v), %0
 ...
-
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.ordered.add.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.ordered.add.mir
index 516e842d1bf11..655155dc99087 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.ordered.add.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.ordered.add.mir
@@ -34,7 +34,7 @@ body: |
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.ordered.add), [[V_READFIRSTLANE_B32_]](s32), [[COPY2]](s32), 0, 0, 0, 0, 0, 0
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = COPY $sgpr0
@@ -53,7 +53,7 @@ body: |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr(s32) = COPY $vgpr1
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.ordered.add), [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), 0, 0, 0, 0, 0, 0
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = COPY $vgpr1
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.ordered.swap.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.ordered.swap.mir
index c8cd2f850c1ad..40a1183098245 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.ordered.swap.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.ds.ordered.swap.mir
@@ -34,7 +34,7 @@ body: |
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.ordered.swap), [[V_READFIRSTLANE_B32_]](s32), [[COPY2]](s32), 0, 0, 0, 0, 0, 0
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = COPY $sgpr0
@@ -53,7 +53,7 @@ body: |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr(s32) = COPY $vgpr1
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.ds.ordered.swap), [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), 0, 0, 0, 0, 0, 0
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = COPY $vgpr1
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.image.load.1d.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.image.load.1d.ll
index c561bd85d070a..774b9c3972f9d 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.image.load.1d.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.image.load.1d.ll
@@ -122,14 +122,14 @@ define amdgpu_ps void @load_1d_vgpr_vaddr__vgpr_srsrc(<8 x i32> %rsrc, i32 %s) {
   ; FAST-NEXT: {{  $}}
   ; FAST-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.1, %17, %bb.3
   ; FAST-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32), [[UV4:%[0-9]+]]:vgpr_32(s32), [[UV5:%[0-9]+]]:vgpr_32(s32), [[UV6:%[0-9]+]]:vgpr_32(s32), [[UV7:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
   ; FAST-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<8 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32), [[V_READFIRSTLANE_B32_4]](s32), [[V_READFIRSTLANE_B32_5]](s32), [[V_READFIRSTLANE_B32_6]](s32), [[V_READFIRSTLANE_B32_7]](s32)
   ; FAST-NEXT:   [[UV8:%[0-9]+]]:vgpr(s64), [[UV9:%[0-9]+]]:vgpr(s64), [[UV10:%[0-9]+]]:vgpr(s64), [[UV11:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
   ; FAST-NEXT:   [[UV12:%[0-9]+]]:sgpr(s64), [[UV13:%[0-9]+]]:sgpr(s64), [[UV14:%[0-9]+]]:sgpr(s64), [[UV15:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<8 x s32>)
@@ -184,14 +184,14 @@ define amdgpu_ps void @load_1d_vgpr_vaddr__vgpr_srsrc(<8 x i32> %rsrc, i32 %s) {
   ; GREEDY-NEXT: {{  $}}
   ; GREEDY-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.1, %17, %bb.3
   ; GREEDY-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32), [[UV4:%[0-9]+]]:vgpr_32(s32), [[UV5:%[0-9]+]]:vgpr_32(s32), [[UV6:%[0-9]+]]:vgpr_32(s32), [[UV7:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
   ; GREEDY-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<8 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32), [[V_READFIRSTLANE_B32_4]](s32), [[V_READFIRSTLANE_B32_5]](s32), [[V_READFIRSTLANE_B32_6]](s32), [[V_READFIRSTLANE_B32_7]](s32)
   ; GREEDY-NEXT:   [[UV8:%[0-9]+]]:vgpr(s64), [[UV9:%[0-9]+]]:vgpr(s64), [[UV10:%[0-9]+]]:vgpr(s64), [[UV11:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
   ; GREEDY-NEXT:   [[UV12:%[0-9]+]]:sgpr(s64), [[UV13:%[0-9]+]]:sgpr(s64), [[UV14:%[0-9]+]]:sgpr(s64), [[UV15:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<8 x s32>)
@@ -253,14 +253,14 @@ define amdgpu_ps void @load_1d_sgpr_vaddr__vgpr_srsrc(<8 x i32> %rsrc, i32 inreg
   ; FAST-NEXT: {{  $}}
   ; FAST-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.1, %18, %bb.3
   ; FAST-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32), [[UV4:%[0-9]+]]:vgpr_32(s32), [[UV5:%[0-9]+]]:vgpr_32(s32), [[UV6:%[0-9]+]]:vgpr_32(s32), [[UV7:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
   ; FAST-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<8 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32), [[V_READFIRSTLANE_B32_4]](s32), [[V_READFIRSTLANE_B32_5]](s32), [[V_READFIRSTLANE_B32_6]](s32), [[V_READFIRSTLANE_B32_7]](s32)
   ; FAST-NEXT:   [[UV8:%[0-9]+]]:vgpr(s64), [[UV9:%[0-9]+]]:vgpr(s64), [[UV10:%[0-9]+]]:vgpr(s64), [[UV11:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
   ; FAST-NEXT:   [[UV12:%[0-9]+]]:sgpr(s64), [[UV13:%[0-9]+]]:sgpr(s64), [[UV14:%[0-9]+]]:sgpr(s64), [[UV15:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<8 x s32>)
@@ -316,14 +316,14 @@ define amdgpu_ps void @load_1d_sgpr_vaddr__vgpr_srsrc(<8 x i32> %rsrc, i32 inreg
   ; GREEDY-NEXT: {{  $}}
   ; GREEDY-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.1, %18, %bb.3
   ; GREEDY-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32), [[UV4:%[0-9]+]]:vgpr_32(s32), [[UV5:%[0-9]+]]:vgpr_32(s32), [[UV6:%[0-9]+]]:vgpr_32(s32), [[UV7:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
   ; GREEDY-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<8 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32), [[V_READFIRSTLANE_B32_4]](s32), [[V_READFIRSTLANE_B32_5]](s32), [[V_READFIRSTLANE_B32_6]](s32), [[V_READFIRSTLANE_B32_7]](s32)
   ; GREEDY-NEXT:   [[UV8:%[0-9]+]]:vgpr(s64), [[UV9:%[0-9]+]]:vgpr(s64), [[UV10:%[0-9]+]]:vgpr(s64), [[UV11:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
   ; GREEDY-NEXT:   [[UV12:%[0-9]+]]:sgpr(s64), [[UV13:%[0-9]+]]:sgpr(s64), [[UV14:%[0-9]+]]:sgpr(s64), [[UV15:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<8 x s32>)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.image.sample.1d.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.image.sample.1d.ll
index bd3d5f29f11f9..3c4e8d411d9be 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.image.sample.1d.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.image.sample.1d.ll
@@ -143,14 +143,14 @@ define amdgpu_ps void @sample_1d_vgpr_vaddr__vgpr_rsrc__sgpr_samp(<8 x i32> %rsr
   ; FAST-NEXT: {{  $}}
   ; FAST-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.1, %22, %bb.3
   ; FAST-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32), [[UV4:%[0-9]+]]:vgpr_32(s32), [[UV5:%[0-9]+]]:vgpr_32(s32), [[UV6:%[0-9]+]]:vgpr_32(s32), [[UV7:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
   ; FAST-NEXT:   [[BUILD_VECTOR2:%[0-9]+]]:sgpr(<8 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32), [[V_READFIRSTLANE_B32_4]](s32), [[V_READFIRSTLANE_B32_5]](s32), [[V_READFIRSTLANE_B32_6]](s32), [[V_READFIRSTLANE_B32_7]](s32)
   ; FAST-NEXT:   [[UV8:%[0-9]+]]:vgpr(s64), [[UV9:%[0-9]+]]:vgpr(s64), [[UV10:%[0-9]+]]:vgpr(s64), [[UV11:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
   ; FAST-NEXT:   [[UV12:%[0-9]+]]:sgpr(s64), [[UV13:%[0-9]+]]:sgpr(s64), [[UV14:%[0-9]+]]:sgpr(s64), [[UV15:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR2]](<8 x s32>)
@@ -209,14 +209,14 @@ define amdgpu_ps void @sample_1d_vgpr_vaddr__vgpr_rsrc__sgpr_samp(<8 x i32> %rsr
   ; GREEDY-NEXT: {{  $}}
   ; GREEDY-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.1, %22, %bb.3
   ; GREEDY-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32), [[UV4:%[0-9]+]]:vgpr_32(s32), [[UV5:%[0-9]+]]:vgpr_32(s32), [[UV6:%[0-9]+]]:vgpr_32(s32), [[UV7:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
   ; GREEDY-NEXT:   [[BUILD_VECTOR2:%[0-9]+]]:sgpr(<8 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32), [[V_READFIRSTLANE_B32_4]](s32), [[V_READFIRSTLANE_B32_5]](s32), [[V_READFIRSTLANE_B32_6]](s32), [[V_READFIRSTLANE_B32_7]](s32)
   ; GREEDY-NEXT:   [[UV8:%[0-9]+]]:vgpr(s64), [[UV9:%[0-9]+]]:vgpr(s64), [[UV10:%[0-9]+]]:vgpr(s64), [[UV11:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
   ; GREEDY-NEXT:   [[UV12:%[0-9]+]]:sgpr(s64), [[UV13:%[0-9]+]]:sgpr(s64), [[UV14:%[0-9]+]]:sgpr(s64), [[UV15:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR2]](<8 x s32>)
@@ -281,10 +281,10 @@ define amdgpu_ps void @sample_1d_vgpr_vaddr__sgpr_rsrc__vgpr_samp(<8 x i32> inre
   ; FAST-NEXT: {{  $}}
   ; FAST-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.1, %22, %bb.3
   ; FAST-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; FAST-NEXT:   [[BUILD_VECTOR2:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; FAST-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
   ; FAST-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR2]](<4 x s32>)
@@ -339,10 +339,10 @@ define amdgpu_ps void @sample_1d_vgpr_vaddr__sgpr_rsrc__vgpr_samp(<8 x i32> inre
   ; GREEDY-NEXT: {{  $}}
   ; GREEDY-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.1, %22, %bb.3
   ; GREEDY-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GREEDY-NEXT:   [[BUILD_VECTOR2:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GREEDY-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
   ; GREEDY-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR2]](<4 x s32>)
@@ -403,14 +403,14 @@ define amdgpu_ps void @sample_1d_vgpr_vaddr__vgpr_rsrc__vgpr_samp(<8 x i32> %rsr
   ; FAST-NEXT: {{  $}}
   ; FAST-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.1, %22, %bb.3
   ; FAST-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32), [[UV4:%[0-9]+]]:vgpr_32(s32), [[UV5:%[0-9]+]]:vgpr_32(s32), [[UV6:%[0-9]+]]:vgpr_32(s32), [[UV7:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
   ; FAST-NEXT:   [[BUILD_VECTOR2:%[0-9]+]]:sgpr(<8 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32), [[V_READFIRSTLANE_B32_4]](s32), [[V_READFIRSTLANE_B32_5]](s32), [[V_READFIRSTLANE_B32_6]](s32), [[V_READFIRSTLANE_B32_7]](s32)
   ; FAST-NEXT:   [[UV8:%[0-9]+]]:vgpr(s64), [[UV9:%[0-9]+]]:vgpr(s64), [[UV10:%[0-9]+]]:vgpr(s64), [[UV11:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
   ; FAST-NEXT:   [[UV12:%[0-9]+]]:sgpr(s64), [[UV13:%[0-9]+]]:sgpr(s64), [[UV14:%[0-9]+]]:sgpr(s64), [[UV15:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR2]](<8 x s32>)
@@ -422,10 +422,10 @@ define amdgpu_ps void @sample_1d_vgpr_vaddr__vgpr_rsrc__vgpr_samp(<8 x i32> %rsr
   ; FAST-NEXT:   [[ICMP3:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV15]](s64), [[UV11]]
   ; FAST-NEXT:   [[AND2:%[0-9]+]]:vcc(s1) = G_AND [[AND1]], [[ICMP3]]
   ; FAST-NEXT:   [[UV16:%[0-9]+]]:vgpr_32(s32), [[UV17:%[0-9]+]]:vgpr_32(s32), [[UV18:%[0-9]+]]:vgpr_32(s32), [[UV19:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV16]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV17]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV18]](s32), implicit $exec
-  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV19]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV16]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV17]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV18]](s32), implicit $exec
+  ; FAST-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV19]](s32), implicit $exec
   ; FAST-NEXT:   [[BUILD_VECTOR3:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_8]](s32), [[V_READFIRSTLANE_B32_9]](s32), [[V_READFIRSTLANE_B32_10]](s32), [[V_READFIRSTLANE_B32_11]](s32)
   ; FAST-NEXT:   [[UV20:%[0-9]+]]:vgpr(s64), [[UV21:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
   ; FAST-NEXT:   [[UV22:%[0-9]+]]:sgpr(s64), [[UV23:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR3]](<4 x s32>)
@@ -481,14 +481,14 @@ define amdgpu_ps void @sample_1d_vgpr_vaddr__vgpr_rsrc__vgpr_samp(<8 x i32> %rsr
   ; GREEDY-NEXT: {{  $}}
   ; GREEDY-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF1]], %bb.1, %22, %bb.3
   ; GREEDY-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32), [[UV4:%[0-9]+]]:vgpr_32(s32), [[UV5:%[0-9]+]]:vgpr_32(s32), [[UV6:%[0-9]+]]:vgpr_32(s32), [[UV7:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
   ; GREEDY-NEXT:   [[BUILD_VECTOR2:%[0-9]+]]:sgpr(<8 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32), [[V_READFIRSTLANE_B32_4]](s32), [[V_READFIRSTLANE_B32_5]](s32), [[V_READFIRSTLANE_B32_6]](s32), [[V_READFIRSTLANE_B32_7]](s32)
   ; GREEDY-NEXT:   [[UV8:%[0-9]+]]:vgpr(s64), [[UV9:%[0-9]+]]:vgpr(s64), [[UV10:%[0-9]+]]:vgpr(s64), [[UV11:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
   ; GREEDY-NEXT:   [[UV12:%[0-9]+]]:sgpr(s64), [[UV13:%[0-9]+]]:sgpr(s64), [[UV14:%[0-9]+]]:sgpr(s64), [[UV15:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR2]](<8 x s32>)
@@ -500,10 +500,10 @@ define amdgpu_ps void @sample_1d_vgpr_vaddr__vgpr_rsrc__vgpr_samp(<8 x i32> %rsr
   ; GREEDY-NEXT:   [[ICMP3:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV15]](s64), [[UV11]]
   ; GREEDY-NEXT:   [[AND2:%[0-9]+]]:vcc(s1) = G_AND [[AND1]], [[ICMP3]]
   ; GREEDY-NEXT:   [[UV16:%[0-9]+]]:vgpr_32(s32), [[UV17:%[0-9]+]]:vgpr_32(s32), [[UV18:%[0-9]+]]:vgpr_32(s32), [[UV19:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV16]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV17]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV18]](s32), implicit $exec
-  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV19]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV16]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV17]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV18]](s32), implicit $exec
+  ; GREEDY-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV19]](s32), implicit $exec
   ; GREEDY-NEXT:   [[BUILD_VECTOR3:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_8]](s32), [[V_READFIRSTLANE_B32_9]](s32), [[V_READFIRSTLANE_B32_10]](s32), [[V_READFIRSTLANE_B32_11]](s32)
   ; GREEDY-NEXT:   [[UV20:%[0-9]+]]:vgpr(s64), [[UV21:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
   ; GREEDY-NEXT:   [[UV22:%[0-9]+]]:sgpr(s64), [[UV23:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR3]](<4 x s32>)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.mov.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.mov.mir
index 299e8fc389984..fed0799a6c784 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.mov.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.mov.mir
@@ -34,7 +34,7 @@ body: |
     ; CHECK: liveins: $sgpr0, $vgpr0
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.interp.mov), 0, 1, 1, [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.interp.mov), 0, 1, 1, %0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p1.f16.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p1.f16.mir
index b1fc3181c0afc..1dac8d2ae3482 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p1.f16.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p1.f16.mir
@@ -37,7 +37,7 @@ body: |
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.interp.p1.f16), [[COPY2]](s32), 1, 1, 1, [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $sgpr0
     %1:_(s32) = COPY $vgpr0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p1.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p1.mir
index 6567c159a745f..150fe4e2cd062 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p1.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p1.mir
@@ -55,7 +55,7 @@ body: |
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.interp.p1), [[COPY2]](s32), 1, 1, [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $sgpr0
     %1:_(s32) = COPY $vgpr0
@@ -75,7 +75,7 @@ body: |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.interp.p1), [[COPY]](s32), 1, 1, [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = COPY $vgpr1
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p2.f16.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p2.f16.mir
index 27913ec3e85ec..81ee9ea80a0a9 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p2.f16.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p2.f16.mir
@@ -42,7 +42,7 @@ body: |
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY3:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
     ; CHECK-NEXT: [[COPY4:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY2]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY2]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s16) = G_INTRINSIC intrinsic(@llvm.amdgcn.interp.p2.f16), [[COPY3]](s32), [[COPY4]](s32), 1, 1, 1, [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $sgpr0
     %1:_(s32) = COPY $sgpr1
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p2.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p2.mir
index 353bd7207a162..31aa855bae408 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p2.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.interp.p2.mir
@@ -41,7 +41,7 @@ body: |
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY3:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
     ; CHECK-NEXT: [[COPY4:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY2]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY2]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.interp.p2), [[COPY3]](s32), [[COPY4]](s32), 1, 1, [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $sgpr0
     %1:_(s32) = COPY $sgpr1
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.lds.direct.load.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.lds.direct.load.mir
index f39d13f8b4868..3936abfcead29 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.lds.direct.load.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.lds.direct.load.mir
@@ -31,7 +31,7 @@ body: |
     ; CHECK: liveins: $vgpr0
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.lds.direct.load), [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.lds.direct.load), %0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.lds.param.load.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.lds.param.load.mir
index 9b5c79f355da7..f90f589ed0f58 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.lds.param.load.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.lds.param.load.mir
@@ -31,7 +31,7 @@ body: |
     ; CHECK: liveins: $vgpr0
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.lds.param.load), 1, 1, [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.lds.param.load), 1, 1, %0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.raw.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.raw.buffer.load.ll
index b9bde7aecd34b..3df5a16fa74d8 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.raw.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.raw.buffer.load.ll
@@ -71,10 +71,10 @@ define amdgpu_ps float @raw_buffer_load__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %15, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -126,7 +126,7 @@ define amdgpu_ps float @raw_buffer_load__sgpr_rsrc__vgpr_val__vgpr_voffset__vgpr
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %15, %bb.3
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY5]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY5]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_]](s32), [[COPY5]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[ICMP]](s1)
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[INTRINSIC_CONVERGENT]](s64), implicit-def $exec, implicit-def $scc, implicit $exec
@@ -174,17 +174,17 @@ define amdgpu_ps float @raw_buffer_load__vgpr_rsrc__vgpr_val__vgpr_voffset__vgpr
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %15, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV6]](s64), [[UV4]]
   ; CHECK-NEXT:   [[ICMP1:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV7]](s64), [[UV5]]
   ; CHECK-NEXT:   [[AND:%[0-9]+]]:vcc(s1) = G_AND [[ICMP]], [[ICMP1]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY5]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY5]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP2:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_4]](s32), [[COPY5]]
   ; CHECK-NEXT:   [[AND1:%[0-9]+]]:vcc(s1) = G_AND [[AND]], [[ICMP2]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[AND1]](s1)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.raw.ptr.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.raw.ptr.buffer.load.ll
index 88fcc593dfaf3..840b1e8f914ef 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.raw.ptr.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.raw.ptr.buffer.load.ll
@@ -71,10 +71,10 @@ define amdgpu_ps float @raw_ptr_buffer_load__vgpr_rsrc__vgpr_val__vgpr_voffset__
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %20, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -126,7 +126,7 @@ define amdgpu_ps float @raw_ptr_buffer_load__sgpr_rsrc__vgpr_val__vgpr_voffset__
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %20, %bb.3
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY5]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY5]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_]](s32), [[COPY5]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[ICMP]](s1)
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[INTRINSIC_CONVERGENT]](s64), implicit-def $exec, implicit-def $scc, implicit $exec
@@ -174,17 +174,17 @@ define amdgpu_ps float @raw_ptr_buffer_load__vgpr_rsrc__vgpr_val__vgpr_voffset__
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %20, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV6]](s64), [[UV4]]
   ; CHECK-NEXT:   [[ICMP1:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV7]](s64), [[UV5]]
   ; CHECK-NEXT:   [[AND:%[0-9]+]]:vcc(s1) = G_AND [[ICMP]], [[ICMP1]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY5]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY5]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP2:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_4]](s32), [[COPY5]]
   ; CHECK-NEXT:   [[AND1:%[0-9]+]]:vcc(s1) = G_AND [[AND]], [[ICMP2]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[AND1]](s1)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.readlane.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.readlane.mir
index c02b8ddb3cdea..3065e79fdd01a 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.readlane.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.readlane.mir
@@ -51,7 +51,7 @@ body: |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:sgpr(s32) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.readlane), [[COPY]](s32), [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = COPY $vgpr1
@@ -71,7 +71,7 @@ body: |
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:sgpr(s32) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.readlane), [[COPY2]](s32), [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $sgpr0
     %1:_(s32) = COPY $vgpr0
@@ -92,7 +92,7 @@ body: |
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:agpr(s32) = COPY $agpr1
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
     ; CHECK-NEXT: [[COPY3:%[0-9]+]]:vgpr_32(s32) = COPY [[COPY1]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY3]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY3]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:sgpr(s32) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.readlane), [[COPY2]](s32), [[V_READFIRSTLANE_B32_]](s32)
     ; CHECK-NEXT: S_ENDPGM 0, implicit [[INT]](s32)
     %0:_(s32) = COPY $agpr0
@@ -134,7 +134,7 @@ body: |
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:agpr(s32) = COPY $agpr0
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
     ; CHECK-NEXT: [[COPY3:%[0-9]+]]:vgpr_32(s32) = COPY [[COPY1]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY3]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY3]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:sgpr(s32) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.readlane), [[COPY2]](s32), [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $sgpr0
     %1:_(s32) = COPY $agpr0
@@ -154,7 +154,7 @@ body: |
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:agpr(s32) = COPY $agpr0
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr_32(s32) = COPY [[COPY1]](s32)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY2]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY2]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:sgpr(s32) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.readlane), [[COPY]](s32), [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = COPY $agpr0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.buffer.load.ll
index 61cba3d2af84f..c7e4cbd5d500b 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.buffer.load.ll
@@ -1623,10 +1623,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc(<4 x i32> %rsrc, i32 inreg %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %15, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -1669,10 +1669,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc(<4 x i32> %rsrc, i32 inreg %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %14, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -1721,10 +1721,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4092(<4 x i32> %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %16, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -1768,10 +1768,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4092(<4 x i32> %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %15, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -1822,10 +1822,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4096(<4 x i32> %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %17, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -1869,10 +1869,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_soffset_add_4096(<4 x i32> %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %15, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -1921,10 +1921,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4095(<4 x i32> %rsrc)
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %15, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -1967,10 +1967,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4095(<4 x i32> %rsrc)
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %14, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2018,10 +2018,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4096(<4 x i32> %rsrc)
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %15, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2064,10 +2064,10 @@ define amdgpu_ps float @s_buffer_load_f32_vgpr_rsrc_offset_4096(<4 x i32> %rsrc)
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %14, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2117,10 +2117,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4064(<4 x i32> %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %26, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2174,10 +2174,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4064(<4 x i32> %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %25, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2239,10 +2239,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4068(<4 x i32> %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %27, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2296,10 +2296,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4068(<4 x i32> %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %25, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2359,10 +2359,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4096(<4 x i32> %
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %27, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2416,10 +2416,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_rsrc_add_4096(<4 x i32> %
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %25, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2478,10 +2478,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_5000
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %26, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2536,10 +2536,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_5000
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %26, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2598,10 +2598,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4076
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %26, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2656,10 +2656,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4076
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %26, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2718,10 +2718,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4080
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %26, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2776,10 +2776,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_add_4080
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %26, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2837,10 +2837,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_offset_4
   ; GFX7-NEXT: bb.2:
   ; GFX7-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %26, %bb.3
   ; GFX7-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX7-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX7-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX7-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX7-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -2893,10 +2893,10 @@ define amdgpu_ps <8 x float> @s_buffer_load_v8f32_vgpr_offset_vgpr_rsrc_offset_4
   ; GFX12-NEXT: bb.2:
   ; GFX12-NEXT:   [[PHI:%[0-9]+]]:sreg_32_xm0_xexec = PHI [[DEF]], %bb.1, %25, %bb.3
   ; GFX12-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; GFX12-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; GFX12-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; GFX12-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.sendmsg.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.sendmsg.mir
index d46a2c76c795f..3e9d3297091f6 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.sendmsg.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.sendmsg.mir
@@ -29,7 +29,7 @@ body: |
     ; CHECK: liveins: $vgpr0
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.s.sendmsg), 0, [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $vgpr0
     G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.s.sendmsg), 0, %0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.sendmsghalt.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.sendmsghalt.mir
index f32ad5c225a32..df490b26703fc 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.sendmsghalt.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.s.sendmsghalt.mir
@@ -29,7 +29,7 @@ body: |
     ; CHECK: liveins: $vgpr0
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.s.sendmsghalt), 0, [[V_READFIRSTLANE_B32_]](s32)
     %0:_(s32) = COPY $vgpr0
     G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.s.sendmsghalt), 0, %0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.buffer.load.ll
index e3b04661b15f8..0df8e68e7093c 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.buffer.load.ll
@@ -69,10 +69,10 @@ define amdgpu_ps float @struct_buffer_load__vgpr_rsrc__vgpr_val__vgpr_vindex__vg
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %14, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -123,7 +123,7 @@ define amdgpu_ps float @struct_buffer_load__sgpr_rsrc__vgpr_val__vgpr_vindex_vgp
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %14, %bb.3
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY6]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY6]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_]](s32), [[COPY6]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[ICMP]](s1)
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[INTRINSIC_CONVERGENT]](s64), implicit-def $exec, implicit-def $scc, implicit $exec
@@ -170,17 +170,17 @@ define amdgpu_ps float @struct_buffer_load__vgpr_rsrc__vgpr_val__vgpr_vindex__vg
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %14, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV6]](s64), [[UV4]]
   ; CHECK-NEXT:   [[ICMP1:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV7]](s64), [[UV5]]
   ; CHECK-NEXT:   [[AND:%[0-9]+]]:vcc(s1) = G_AND [[ICMP]], [[ICMP1]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY6]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY6]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP2:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_4]](s32), [[COPY6]]
   ; CHECK-NEXT:   [[AND1:%[0-9]+]]:vcc(s1) = G_AND [[AND]], [[ICMP2]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[AND1]](s1)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.buffer.store.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.buffer.store.ll
index a4d8410249d90..4dc0778a08884 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.buffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.buffer.store.ll
@@ -71,10 +71,10 @@ define amdgpu_ps void @struct_buffer_store__vgpr_rsrc__vgpr_val__vgpr_vindex__vg
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %14, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -125,7 +125,7 @@ define amdgpu_ps void @struct_buffer_store__sgpr_rsrc__vgpr_val__vgpr_vindex__vg
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %14, %bb.3
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY7]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY7]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_]](s32), [[COPY7]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[ICMP]](s1)
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[INTRINSIC_CONVERGENT]](s64), implicit-def $exec, implicit-def $scc, implicit $exec
@@ -172,17 +172,17 @@ define amdgpu_ps void @struct_buffer_store__vgpr_rsrc__vgpr_val__vgpr_vindex__vg
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %14, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV6]](s64), [[UV4]]
   ; CHECK-NEXT:   [[ICMP1:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV7]](s64), [[UV5]]
   ; CHECK-NEXT:   [[AND:%[0-9]+]]:vcc(s1) = G_AND [[ICMP]], [[ICMP1]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY7]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY7]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP2:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_4]](s32), [[COPY7]]
   ; CHECK-NEXT:   [[AND1:%[0-9]+]]:vcc(s1) = G_AND [[AND]], [[ICMP2]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[AND1]](s1)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.ptr.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.ptr.buffer.load.ll
index 4c67fe88c3c32..9acc9d0be294e 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.ptr.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.ptr.buffer.load.ll
@@ -69,10 +69,10 @@ define amdgpu_ps float @struct_ptr_buffer_load__vgpr_rsrc__vgpr_val__vgpr_vindex
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %19, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -123,7 +123,7 @@ define amdgpu_ps float @struct_ptr_buffer_load__sgpr_rsrc__vgpr_val__vgpr_vindex
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %19, %bb.3
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY6]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY6]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_]](s32), [[COPY6]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[ICMP]](s1)
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[INTRINSIC_CONVERGENT]](s64), implicit-def $exec, implicit-def $scc, implicit $exec
@@ -170,17 +170,17 @@ define amdgpu_ps float @struct_ptr_buffer_load__vgpr_rsrc__vgpr_val__vgpr_vindex
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %19, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV6]](s64), [[UV4]]
   ; CHECK-NEXT:   [[ICMP1:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV7]](s64), [[UV5]]
   ; CHECK-NEXT:   [[AND:%[0-9]+]]:vcc(s1) = G_AND [[ICMP]], [[ICMP1]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY6]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY6]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP2:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_4]](s32), [[COPY6]]
   ; CHECK-NEXT:   [[AND1:%[0-9]+]]:vcc(s1) = G_AND [[AND]], [[ICMP2]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[AND1]](s1)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.ptr.buffer.store.ll b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.ptr.buffer.store.ll
index ccbdc4eaebfcc..37880233b2733 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.ptr.buffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.struct.ptr.buffer.store.ll
@@ -71,10 +71,10 @@ define amdgpu_ps void @struct_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_vindex
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %19, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
@@ -125,7 +125,7 @@ define amdgpu_ps void @struct_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_vindex
   ; CHECK-NEXT:   successors: %bb.3(0x80000000)
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %19, %bb.3
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY7]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY7]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_]](s32), [[COPY7]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[ICMP]](s1)
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[INTRINSIC_CONVERGENT]](s64), implicit-def $exec, implicit-def $scc, implicit $exec
@@ -172,17 +172,17 @@ define amdgpu_ps void @struct_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_vindex
   ; CHECK-NEXT: {{  $}}
   ; CHECK-NEXT:   [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.1, %19, %bb.3
   ; CHECK-NEXT:   [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
   ; CHECK-NEXT:   [[BUILD_VECTOR1:%[0-9]+]]:sgpr(<4 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32)
   ; CHECK-NEXT:   [[UV4:%[0-9]+]]:vgpr(s64), [[UV5:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<4 x s32>)
   ; CHECK-NEXT:   [[UV6:%[0-9]+]]:sgpr(s64), [[UV7:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR1]](<4 x s32>)
   ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV6]](s64), [[UV4]]
   ; CHECK-NEXT:   [[ICMP1:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[UV7]](s64), [[UV5]]
   ; CHECK-NEXT:   [[AND:%[0-9]+]]:vcc(s1) = G_AND [[ICMP]], [[ICMP1]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY7]](s32), implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY7]](s32), implicit $exec
   ; CHECK-NEXT:   [[ICMP2:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_4]](s32), [[COPY7]]
   ; CHECK-NEXT:   [[AND1:%[0-9]+]]:vcc(s1) = G_AND [[AND]], [[ICMP2]]
   ; CHECK-NEXT:   [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[AND1]](s1)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.writelane.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.writelane.mir
index 9cd2219faf598..fe09e7555d41c 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.writelane.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.writelane.mir
@@ -56,7 +56,7 @@ body: |
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY $vgpr1
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.writelane), [[V_READFIRSTLANE_B32_]](s32), [[COPY1]](s32), [[COPY2]](s32)
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = COPY $sgpr0
@@ -77,8 +77,8 @@ body: |
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr1
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY $vgpr2
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.writelane), [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[COPY2]](s32)
     %0:_(s32) = COPY $vgpr0
     %1:_(s32) = COPY $vgpr1
@@ -99,7 +99,7 @@ body: |
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
     ; CHECK-NEXT: [[COPY1:%[0-9]+]]:vgpr_32(s32) = COPY $vgpr0
     ; CHECK-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY $vgpr1
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
     ; CHECK-NEXT: [[INT:%[0-9]+]]:vgpr(s32) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.writelane), [[COPY]](s32), [[V_READFIRSTLANE_B32_]](s32), [[COPY2]](s32)
     %0:_(s32) = COPY $sgpr0
     %1:_(s32) = COPY $vgpr0
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-mad_64_32.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-mad_64_32.mir
index a8dad974ca9c1..cce4beacafdb2 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-mad_64_32.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-mad_64_32.mir
@@ -24,7 +24,7 @@ body: |
     ; GFX8-NEXT: [[COPY4:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
     ; GFX8-NEXT: [[COPY5:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
     ; GFX8-NEXT: [[UMULH:%[0-9]+]]:vgpr_32(s32) = G_UMULH [[COPY4]], [[COPY5]]
-    ; GFX8-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UMULH]](s32), implicit $exec
+    ; GFX8-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UMULH]](s32), implicit $exec
     ; GFX8-NEXT: [[UV:%[0-9]+]]:sgpr(s32), [[UV1:%[0-9]+]]:sgpr(s32) = G_UNMERGE_VALUES [[MV]](s64)
     ; GFX8-NEXT: [[UADDO:%[0-9]+]]:sgpr(s32), [[UADDO1:%[0-9]+]]:sgpr(s32) = G_UADDO [[MUL]], [[UV]]
     ; GFX8-NEXT: [[UADDE:%[0-9]+]]:sgpr(s32), [[UADDE1:%[0-9]+]]:sgpr(s32) = G_UADDE [[V_READFIRSTLANE_B32_]], [[UV1]], [[UADDO1]]
@@ -316,7 +316,7 @@ body: |
     ; GFX8-NEXT: [[COPY4:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
     ; GFX8-NEXT: [[COPY5:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
     ; GFX8-NEXT: [[SMULH:%[0-9]+]]:vgpr_32(s32) = G_SMULH [[COPY4]], [[COPY5]]
-    ; GFX8-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[SMULH]](s32), implicit $exec
+    ; GFX8-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[SMULH]](s32), implicit $exec
     ; GFX8-NEXT: [[C:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 0
     ; GFX8-NEXT: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(slt), [[V_READFIRSTLANE_B32_]](s32), [[C]]
     ; GFX8-NEXT: [[UV:%[0-9]+]]:sgpr(s32), [[UV1:%[0-9]+]]:sgpr(s32) = G_UNMERGE_VALUES [[MV]](s64)
@@ -469,7 +469,7 @@ body: |
     ; GFX8-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
     ; GFX8-NEXT: [[COPY3:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
     ; GFX8-NEXT: [[UMULH:%[0-9]+]]:vgpr_32(s32) = G_UMULH [[COPY2]], [[COPY3]]
-    ; GFX8-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UMULH]](s32), implicit $exec
+    ; GFX8-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UMULH]](s32), implicit $exec
     ; GFX8-NEXT: [[C1:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 0
     ; GFX8-NEXT: [[MV:%[0-9]+]]:sgpr(s64) = G_MERGE_VALUES [[MUL]](s32), [[V_READFIRSTLANE_B32_]](s32)
     ; GFX8-NEXT: [[TRUNC:%[0-9]+]]:sgpr(s1) = G_TRUNC [[C1]](s32)
@@ -543,7 +543,7 @@ body: |
     ; GFX8-NEXT: [[COPY2:%[0-9]+]]:vgpr(s32) = COPY [[COPY]](s32)
     ; GFX8-NEXT: [[COPY3:%[0-9]+]]:vgpr(s32) = COPY [[COPY1]](s32)
     ; GFX8-NEXT: [[SMULH:%[0-9]+]]:vgpr_32(s32) = G_SMULH [[COPY2]], [[COPY3]]
-    ; GFX8-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[SMULH]](s32), implicit $exec
+    ; GFX8-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[SMULH]](s32), implicit $exec
     ; GFX8-NEXT: [[C1:%[0-9]+]]:sgpr(s32) = G_CONSTANT i32 0
     ; GFX8-NEXT: [[ICMP:%[0-9]+]]:sgpr(s32) = G_ICMP intpred(slt), [[V_READFIRSTLANE_B32_]](s32), [[C1]]
     ; GFX8-NEXT: [[MV:%[0-9]+]]:sgpr(s64) = G_MERGE_VALUES [[MUL]](s32), [[V_READFIRSTLANE_B32_]](s32)
diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-waterfall-agpr.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-waterfall-agpr.mir
index f70d650e9b319..b145a62318e30 100644
--- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-waterfall-agpr.mir
+++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-waterfall-agpr.mir
@@ -31,7 +31,7 @@ body:             |
     ; CHECK-NEXT: successors: %bb.2(0x80000000)
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.0, %9, %bb.2
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[COPY1]](s32), implicit $exec
     ; CHECK-NEXT: [[ICMP:%[0-9]+]]:vcc(s1) = G_ICMP intpred(eq), [[V_READFIRSTLANE_B32_]](s32), [[COPY1]]
     ; CHECK-NEXT: [[INTRINSIC_CONVERGENT:%[0-9]+]]:sreg_64_xexec(s64) = G_INTRINSIC_CONVERGENT intrinsic(@llvm.amdgcn.ballot), [[ICMP]](s1)
     ; CHECK-NEXT: [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[INTRINSIC_CONVERGENT]](s64), implicit-def $exec, implicit-def $scc, implicit $exec
@@ -83,14 +83,14 @@ body:             |
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[PHI:%[0-9]+]]:sreg_64_xexec = PHI [[DEF]], %bb.0, %6, %bb.2
     ; CHECK-NEXT: [[UV:%[0-9]+]]:vgpr_32(s32), [[UV1:%[0-9]+]]:vgpr_32(s32), [[UV2:%[0-9]+]]:vgpr_32(s32), [[UV3:%[0-9]+]]:vgpr_32(s32), [[UV4:%[0-9]+]]:vgpr_32(s32), [[UV5:%[0-9]+]]:vgpr_32(s32), [[UV6:%[0-9]+]]:vgpr_32(s32), [[UV7:%[0-9]+]]:vgpr_32(s32) = G_UNMERGE_VALUES [[COPY2]](<8 x s32>)
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
-    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV1]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV2]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV3]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV4]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV5]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV6]](s32), implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0(s32) = V_READFIRSTLANE_B32 [[UV7]](s32), implicit $exec
     ; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:sgpr(<8 x s32>) = G_BUILD_VECTOR [[V_READFIRSTLANE_B32_]](s32), [[V_READFIRSTLANE_B32_1]](s32), [[V_READFIRSTLANE_B32_2]](s32), [[V_READFIRSTLANE_B32_3]](s32), [[V_READFIRSTLANE_B32_4]](s32), [[V_READFIRSTLANE_B32_5]](s32), [[V_READFIRSTLANE_B32_6]](s32), [[V_READFIRSTLANE_B32_7]](s32)
     ; CHECK-NEXT: [[UV8:%[0-9]+]]:vgpr(s64), [[UV9:%[0-9]+]]:vgpr(s64), [[UV10:%[0-9]+]]:vgpr(s64), [[UV11:%[0-9]+]]:vgpr(s64) = G_UNMERGE_VALUES [[COPY2]](<8 x s32>)
     ; CHECK-NEXT: [[UV12:%[0-9]+]]:sgpr(s64), [[UV13:%[0-9]+]]:sgpr(s64), [[UV14:%[0-9]+]]:sgpr(s64), [[UV15:%[0-9]+]]:sgpr(s64) = G_UNMERGE_VALUES [[BUILD_VECTOR]](<8 x s32>)
diff --git a/llvm/test/CodeGen/AMDGPU/fold-operands-s-add-copy-to-vgpr.mir b/llvm/test/CodeGen/AMDGPU/fold-operands-s-add-copy-to-vgpr.mir
index 4b4324b8a1611..ab0aa16cf6c09 100644
--- a/llvm/test/CodeGen/AMDGPU/fold-operands-s-add-copy-to-vgpr.mir
+++ b/llvm/test/CodeGen/AMDGPU/fold-operands-s-add-copy-to-vgpr.mir
@@ -552,8 +552,8 @@ body:             |
   ; CHECK-NEXT: bb.1:
   ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
   ; CHECK-NEXT: {{  $}}
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]].sub0, implicit $exec
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]].sub1, implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]].sub0, implicit $exec
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]].sub1, implicit $exec
   ; CHECK-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; CHECK-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE]], [[COPY]], implicit $exec
   ; CHECK-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U64_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -576,8 +576,8 @@ body:             |
     %3:sreg_64_xexec = S_MOV_B64 $exec
 
   bb.1:
-    %4:sgpr_32 = V_READFIRSTLANE_B32 %0.sub0, implicit $exec
-    %5:sgpr_32 = V_READFIRSTLANE_B32 %0.sub1, implicit $exec
+    %4:sreg_32_xm0 = V_READFIRSTLANE_B32 %0.sub0, implicit $exec
+    %5:sreg_32_xm0 = V_READFIRSTLANE_B32 %0.sub1, implicit $exec
     %6:sgpr_64 = REG_SEQUENCE %4, %subreg.sub0, %5, %subreg.sub1
     %7:sreg_64_xexec = V_CMP_EQ_U64_e64 %6, %0, implicit $exec
     %8:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed %7, implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/fold-readlane.mir b/llvm/test/CodeGen/AMDGPU/fold-readlane.mir
index 099b066cde255..3ac463b4fb448 100644
--- a/llvm/test/CodeGen/AMDGPU/fold-readlane.mir
+++ b/llvm/test/CodeGen/AMDGPU/fold-readlane.mir
@@ -267,8 +267,8 @@ body:             |
 # GCN: %0:vgpr_32 = COPY $vgpr0
 # GCN-NEXT: %1:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
 # GCN-NEXT: %2:vreg_64 = REG_SEQUENCE %0, %subreg.sub0, killed %1, %subreg.sub1
-# GCN-NEXT: %3:sgpr_32 = V_READFIRSTLANE_B32 %2.sub0, implicit $exec
-# GCN-NEXT: %4:sgpr_32 = S_MOV_B32 0
+# GCN-NEXT: %3:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub0, implicit $exec
+# GCN-NEXT: %4:sreg_32_xm0 = S_MOV_B32 0
 ---
 name: fold-imm-readfirstlane-regsequence0
 tracksRegLiveness: true
@@ -278,8 +278,8 @@ body:             |
     %0:vgpr_32 = COPY $vgpr0
     %1:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
     %2:vreg_64 = REG_SEQUENCE %0:vgpr_32, %subreg.sub0, killed %1:vgpr_32, %subreg.sub1
-    %3:sgpr_32 = V_READFIRSTLANE_B32 %2.sub0:vreg_64, implicit $exec
-    %4:sgpr_32 = V_READFIRSTLANE_B32 %2.sub1:vreg_64, implicit $exec
+    %3:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub0:vreg_64, implicit $exec
+    %4:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub1:vreg_64, implicit $exec
     S_NOP 0, implicit %3, implicit %4
 ...
 
@@ -288,8 +288,8 @@ body:             |
 # GCN: %0:vgpr_32 = COPY $vgpr0
 # GCN-NEXT: %1:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
 # GCN-NEXT: %2:vreg_64 = REG_SEQUENCE %1, %subreg.sub0, killed %0, %subreg.sub1
-# GCN-NEXT: %3:sgpr_32 = S_MOV_B32 0
-# GCN-NEXT: %4:sgpr_32 = V_READFIRSTLANE_B32 %2.sub1, implicit $exec
+# GCN-NEXT: %3:sreg_32_xm0 = S_MOV_B32 0
+# GCN-NEXT: %4:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub1, implicit $exec
 
 ---
 name: fold-imm-readfirstlane-regsequence1
@@ -300,8 +300,8 @@ body:             |
     %0:vgpr_32 = COPY $vgpr0
     %1:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
     %2:vreg_64 = REG_SEQUENCE %1:vgpr_32, %subreg.sub0, killed %0:vgpr_32, %subreg.sub1
-    %3:sgpr_32 = V_READFIRSTLANE_B32 %2.sub0:vreg_64, implicit $exec
-    %4:sgpr_32 = V_READFIRSTLANE_B32 %2.sub1:vreg_64, implicit $exec
+    %3:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub0:vreg_64, implicit $exec
+    %4:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub1:vreg_64, implicit $exec
     S_NOP 0, implicit %3, implicit %4
 ...
 
@@ -310,8 +310,8 @@ body:             |
 # GCN: %0:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
 # GCN-NEXT: %1:vgpr_32 = V_MOV_B32_e32 1, implicit $exec
 # GCN-NEXT: %2:vreg_64 = REG_SEQUENCE %0, %subreg.sub0, killed %1, %subreg.sub1
-# GCN-NEXT: %3:sgpr_32 = S_MOV_B32 0
-# GCN-NEXT: %4:sgpr_32 = S_MOV_B32 1
+# GCN-NEXT: %3:sreg_32_xm0 = S_MOV_B32 0
+# GCN-NEXT: %4:sreg_32_xm0 = S_MOV_B32 1
 ---
 name: fold-imm-readfirstlane-regsequence2
 tracksRegLiveness: true
@@ -320,8 +320,8 @@ body:             |
     %0:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
     %1:vgpr_32 = V_MOV_B32_e32 1, implicit $exec
     %2:vreg_64 = REG_SEQUENCE %0:vgpr_32, %subreg.sub0, killed %1:vgpr_32, %subreg.sub1
-    %3:sgpr_32 = V_READFIRSTLANE_B32 %2.sub0:vreg_64, implicit $exec
-    %4:sgpr_32 = V_READFIRSTLANE_B32 %2.sub1:vreg_64, implicit $exec
+    %3:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub0:vreg_64, implicit $exec
+    %4:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub1:vreg_64, implicit $exec
     S_NOP 0, implicit %3, implicit %4
 ...
 
@@ -330,8 +330,8 @@ body:             |
 # GCN: %0:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
 # GCN-NEXT: %1:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
 # GCN-NEXT: %2:vreg_64 = REG_SEQUENCE %0, %subreg.sub0, killed %1, %subreg.sub1
-# GCN-NEXT: %3:sgpr_32 = S_MOV_B32 0
-# GCN-NEXT: %4:sgpr_32 = S_MOV_B32 0
+# GCN-NEXT: %3:sreg_32_xm0 = S_MOV_B32 0
+# GCN-NEXT: %4:sreg_32_xm0 = S_MOV_B32 0
 ---
 name: fold-imm-readfirstlane-regsequence3
 tracksRegLiveness: true
@@ -340,8 +340,8 @@ body:             |
     %0:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
     %1:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
     %2:vreg_64 = REG_SEQUENCE %0:vgpr_32, %subreg.sub0, killed %1:vgpr_32, %subreg.sub1
-    %3:sgpr_32 = V_READFIRSTLANE_B32 %2.sub0:vreg_64, implicit $exec
-    %4:sgpr_32 = V_READFIRSTLANE_B32 %2.sub1:vreg_64, implicit $exec
+    %3:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub0:vreg_64, implicit $exec
+    %4:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub1:vreg_64, implicit $exec
     S_NOP 0, implicit %3, implicit %4
 ...
 
@@ -350,8 +350,8 @@ body:             |
 # GCN: %0:vgpr_32 = COPY $sgpr10
 # GCN-NEXT: %1:vgpr_32 = COPY $sgpr11
 # GCN-NEXT: %2:vreg_64 = REG_SEQUENCE %0, %subreg.sub0, killed %1, %subreg.sub1
-# GCN-NEXT: %3:sgpr_32 = V_READFIRSTLANE_B32 %2.sub0, implicit $exec
-# GCN-NEXT: %4:sgpr_32 = V_READFIRSTLANE_B32 %2.sub1, implicit $exec
+# GCN-NEXT: %3:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub0, implicit $exec
+# GCN-NEXT: %4:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub1, implicit $exec
 ---
 name: fold-copy-readfirstlane-regsequence0
 tracksRegLiveness: true
@@ -361,8 +361,8 @@ body:             |
     %0:vgpr_32 = COPY $sgpr10
     %1:vgpr_32 = COPY $sgpr11
     %2:vreg_64 = REG_SEQUENCE %0:vgpr_32, %subreg.sub0, killed %1:vgpr_32, %subreg.sub1
-    %3:sgpr_32 = V_READFIRSTLANE_B32 %2.sub0:vreg_64, implicit $exec
-    %4:sgpr_32 = V_READFIRSTLANE_B32 %2.sub1:vreg_64, implicit $exec
+    %3:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub0:vreg_64, implicit $exec
+    %4:sreg_32_xm0 = V_READFIRSTLANE_B32 %2.sub1:vreg_64, implicit $exec
 ...
 
 # GCN-LABEL: name: fold-copy-readfirstlane-regsequence1{{$}}
@@ -371,8 +371,8 @@ body:             |
 # GCN-NEXT: %2:vgpr_32 = COPY %0
 # GCN-NEXT: %3:vgpr_32 = COPY %1
 # GCN-NEXT: %4:vreg_64 = REG_SEQUENCE %2, %subreg.sub0, killed %3, %subreg.sub1
-# GCN-NEXT: %5:sgpr_32 = V_READFIRSTLANE_B32 %4.sub0, implicit $exec
-# GCN-NEXT: %6:sgpr_32 = V_READFIRSTLANE_B32 %4.sub1, implicit $exec
+# GCN-NEXT: %5:sreg_32_xm0 = V_READFIRSTLANE_B32 %4.sub0, implicit $exec
+# GCN-NEXT: %6:sreg_32_xm0 = V_READFIRSTLANE_B32 %4.sub1, implicit $exec
 ---
 name: fold-copy-readfirstlane-regsequence1
 tracksRegLiveness: true
@@ -384,6 +384,6 @@ body:             |
     %2:vgpr_32 = COPY %0
     %3:vgpr_32 = COPY %1
     %4:vreg_64 = REG_SEQUENCE %2:vgpr_32, %subreg.sub0, killed %3:vgpr_32, %subreg.sub1
-    %5:sgpr_32 = V_READFIRSTLANE_B32 %4.sub0:vreg_64, implicit $exec
-    %6:sgpr_32 = V_READFIRSTLANE_B32 %4.sub1:vreg_64, implicit $exec
+    %5:sreg_32_xm0 = V_READFIRSTLANE_B32 %4.sub0:vreg_64, implicit $exec
+    %6:sreg_32_xm0 = V_READFIRSTLANE_B32 %4.sub1:vreg_64, implicit $exec
 ...
diff --git a/llvm/test/CodeGen/AMDGPU/global-atomic-fadd.f32-rtn.ll b/llvm/test/CodeGen/AMDGPU/global-atomic-fadd.f32-rtn.ll
index 26e0ec9892c46..42dd420cb524b 100644
--- a/llvm/test/CodeGen/AMDGPU/global-atomic-fadd.f32-rtn.ll
+++ b/llvm/test/CodeGen/AMDGPU/global-atomic-fadd.f32-rtn.ll
@@ -105,7 +105,7 @@ define amdgpu_ps float @global_atomic_fadd_f32_saddr_rtn_atomicrmw(ptr addrspace
   ; GFX90A-NEXT: {{  $}}
   ; GFX90A-NEXT:   [[PHI1:%[0-9]+]]:vgpr_32 = PHI [[DEF2]], %bb.1, [[GLOBAL_ATOMIC_ADD_F32_SADDR_RTN]], %bb.2
   ; GFX90A-NEXT:   SI_END_CF [[SI_IF1]], implicit-def dead $exec, implicit-def dead $scc, implicit $exec
-  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
+  ; GFX90A-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
   ; GFX90A-NEXT:   early-clobber %46:vgpr_32 = STRICT_WWM [[V_MOV_B32_dpp6]], implicit $exec
   ; GFX90A-NEXT:   [[V_ADD_F32_e64_6:%[0-9]+]]:vgpr_32 = nofpexcept V_ADD_F32_e64 0, [[V_READFIRSTLANE_B32_]], 0, killed %46, 0, 0, implicit $mode, implicit $exec
   ; GFX90A-NEXT:   [[COPY10:%[0-9]+]]:sreg_64_xexec = COPY [[COPY8]]
@@ -187,7 +187,7 @@ define amdgpu_ps float @global_atomic_fadd_f32_saddr_rtn_atomicrmw(ptr addrspace
   ; GFX942-NEXT: {{  $}}
   ; GFX942-NEXT:   [[PHI1:%[0-9]+]]:vgpr_32 = PHI [[DEF2]], %bb.1, [[GLOBAL_ATOMIC_ADD_F32_SADDR_RTN]], %bb.2
   ; GFX942-NEXT:   SI_END_CF [[SI_IF1]], implicit-def dead $exec, implicit-def dead $scc, implicit $exec
-  ; GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
+  ; GFX942-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
   ; GFX942-NEXT:   early-clobber %45:vgpr_32 = STRICT_WWM [[V_MOV_B32_dpp6]], implicit $exec
   ; GFX942-NEXT:   [[V_ADD_F32_e64_6:%[0-9]+]]:vgpr_32 = nofpexcept V_ADD_F32_e64 0, [[V_READFIRSTLANE_B32_]], 0, killed %45, 0, 0, implicit $mode, implicit $exec
   ; GFX942-NEXT:   [[COPY10:%[0-9]+]]:sreg_64_xexec = COPY [[COPY8]]
@@ -271,7 +271,7 @@ define amdgpu_ps float @global_atomic_fadd_f32_saddr_rtn_atomicrmw(ptr addrspace
   ; GFX11-NEXT: {{  $}}
   ; GFX11-NEXT:   [[PHI1:%[0-9]+]]:vgpr_32 = PHI [[DEF3]], %bb.1, [[GLOBAL_ATOMIC_ADD_F32_SADDR_RTN]], %bb.2
   ; GFX11-NEXT:   SI_END_CF [[SI_IF1]], implicit-def dead $exec, implicit-def dead $scc, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI1]], implicit $exec
   ; GFX11-NEXT:   early-clobber %47:vgpr_32 = STRICT_WWM [[V_WRITELANE_B32_]], implicit $exec
   ; GFX11-NEXT:   [[V_ADD_F32_e64_5:%[0-9]+]]:vgpr_32 = nofpexcept V_ADD_F32_e64 0, [[V_READFIRSTLANE_B32_]], 0, killed %47, 0, 0, implicit $mode, implicit $exec
   ; GFX11-NEXT:   [[COPY8:%[0-9]+]]:sreg_32_xm0_xexec = COPY [[COPY6]]
diff --git a/llvm/test/CodeGen/AMDGPU/greedy-liverange-priority.mir b/llvm/test/CodeGen/AMDGPU/greedy-liverange-priority.mir
index ffa205b2776ad..c4ef72416588a 100644
--- a/llvm/test/CodeGen/AMDGPU/greedy-liverange-priority.mir
+++ b/llvm/test/CodeGen/AMDGPU/greedy-liverange-priority.mir
@@ -74,7 +74,7 @@ body: |
     %3:vgpr_32 = V_ADD_U32_e32 %30, %6, implicit $exec
     %4:vgpr_32 = V_ADD_U32_e32 %36.sub1, %8, implicit $exec
     %15:vgpr_32 = V_OR_B32_e32 %4, %3, implicit $exec
-    %21:sreg_32 = V_READFIRSTLANE_B32 %19, implicit $exec
+    %21:sreg_32_xm0 = V_READFIRSTLANE_B32 %19, implicit $exec
     %17:sreg_32 = V_CMP_EQ_U32_e64 0, %15, implicit $exec
     S_CMP_LG_U32 %21, 0, implicit-def $scc
     %31:sreg_32_xm0_xexec = S_CSELECT_B32 -1, 0, implicit killed $scc
diff --git a/llvm/test/CodeGen/AMDGPU/isel-amdgcn-cs-chain-intrinsic-w32.ll b/llvm/test/CodeGen/AMDGPU/isel-amdgcn-cs-chain-intrinsic-w32.ll
index ae309f3a614d5..a9fc6a8c4d210 100644
--- a/llvm/test/CodeGen/AMDGPU/isel-amdgcn-cs-chain-intrinsic-w32.ll
+++ b/llvm/test/CodeGen/AMDGPU/isel-amdgcn-cs-chain-intrinsic-w32.ll
@@ -20,13 +20,13 @@ define amdgpu_cs_chain void @chain_to_chain(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; GISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -50,13 +50,13 @@ define amdgpu_cs_chain void @chain_to_chain(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; GISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -85,11 +85,11 @@ define amdgpu_cs_chain void @chain_to_chain(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
@@ -115,11 +115,11 @@ define amdgpu_cs_chain void @chain_to_chain(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY10]]
@@ -148,13 +148,13 @@ define amdgpu_cs void @cs_to_chain(<3 x i32> inreg %sgpr, { i32, ptr addrspace(5
   ; GISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr2
   ; GISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr3
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -178,13 +178,13 @@ define amdgpu_cs void @cs_to_chain(<3 x i32> inreg %sgpr, { i32, ptr addrspace(5
   ; GISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr2
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr3
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -213,11 +213,11 @@ define amdgpu_cs void @cs_to_chain(<3 x i32> inreg %sgpr, { i32, ptr addrspace(5
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
@@ -243,11 +243,11 @@ define amdgpu_cs void @cs_to_chain(<3 x i32> inreg %sgpr, { i32, ptr addrspace(5
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:sgpr_128 = COPY $sgpr100_sgpr101_sgpr102_sgpr103
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY10]]
@@ -276,13 +276,13 @@ define amdgpu_cs_chain void @chain_to_chain_preserve(<3 x i32> inreg %sgpr, { i3
   ; GISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -306,13 +306,13 @@ define amdgpu_cs_chain void @chain_to_chain_preserve(<3 x i32> inreg %sgpr, { i3
   ; GISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -341,11 +341,11 @@ define amdgpu_cs_chain void @chain_to_chain_preserve(<3 x i32> inreg %sgpr, { i3
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee_preserve
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
@@ -371,11 +371,11 @@ define amdgpu_cs_chain void @chain_to_chain_preserve(<3 x i32> inreg %sgpr, { i3
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee_preserve
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY10]]
@@ -404,13 +404,13 @@ define amdgpu_cs void @cs_to_chain_preserve(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; GISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr2
   ; GISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr3
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -434,13 +434,13 @@ define amdgpu_cs void @cs_to_chain_preserve(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; GISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr2
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr3
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -469,11 +469,11 @@ define amdgpu_cs void @cs_to_chain_preserve(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee_preserve
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
@@ -499,11 +499,11 @@ define amdgpu_cs void @cs_to_chain_preserve(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee_preserve
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:sgpr_128 = COPY $sgpr100_sgpr101_sgpr102_sgpr103
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY10]]
@@ -535,13 +535,13 @@ define amdgpu_cs_chain void @indirect(ptr inreg %callee, <3 x i32> inreg %sgpr,
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY5]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY6]]
@@ -564,13 +564,13 @@ define amdgpu_cs_chain void @indirect(ptr inreg %callee, <3 x i32> inreg %sgpr,
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY5]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY6]]
@@ -596,17 +596,17 @@ define amdgpu_cs_chain void @indirect(ptr inreg %callee, <3 x i32> inreg %sgpr,
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[COPY8]], %subreg.sub0, [[COPY7]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY10]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY10]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY11:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub0
   ; DAGISEL-GFX11-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_2]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_3]]
@@ -633,17 +633,17 @@ define amdgpu_cs_chain void @indirect(ptr inreg %callee, <3 x i32> inreg %sgpr,
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[COPY8]], %subreg.sub0, [[COPY7]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY10]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY10]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub0
   ; DAGISEL-GFX10-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY16:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY16]]
@@ -672,7 +672,7 @@ define amdgpu_cs_chain void @nonuniform_callee(ptr %callee, i32 inreg %sgpr, i32
   ; GISEL-GFX11-NEXT:   [[COPY3:%[0-9]+]]:sreg_32 = COPY $sgpr0
   ; GISEL-GFX11-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY4]]
   ; GISEL-GFX11-NEXT:   SI_CS_CHAIN_TC_W32 [[COPY2]], 0, 0, -1, amdgpu_allvgprs, implicit $sgpr0, implicit $vgpr8
@@ -688,7 +688,7 @@ define amdgpu_cs_chain void @nonuniform_callee(ptr %callee, i32 inreg %sgpr, i32
   ; GISEL-GFX10-NEXT:   [[COPY3:%[0-9]+]]:sreg_32 = COPY $sgpr0
   ; GISEL-GFX10-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY4]]
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
@@ -707,12 +707,12 @@ define amdgpu_cs_chain void @nonuniform_callee(ptr %callee, i32 inreg %sgpr, i32
   ; DAGISEL-GFX11-NEXT:   [[DEF1:%[0-9]+]]:sgpr_32 = IMPLICIT_DEF
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY3]], %subreg.sub0, [[COPY2]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[REG_SEQUENCE]].sub1
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY4]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY4]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[REG_SEQUENCE]].sub0
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY5]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY5]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_2]]
   ; DAGISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY]]
@@ -730,12 +730,12 @@ define amdgpu_cs_chain void @nonuniform_callee(ptr %callee, i32 inreg %sgpr, i32
   ; DAGISEL-GFX10-NEXT:   [[DEF1:%[0-9]+]]:sgpr_32 = IMPLICIT_DEF
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY3]], %subreg.sub0, [[COPY2]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[REG_SEQUENCE]].sub1
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY4]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY4]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[REG_SEQUENCE]].sub0
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY5]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY5]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY7]]
@@ -760,13 +760,13 @@ define amdgpu_cs_chain void @non_imm_exec(i32 inreg %exec, <3 x i32> inreg %sgpr
   ; GISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY4]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY5]]
@@ -791,13 +791,13 @@ define amdgpu_cs_chain void @non_imm_exec(i32 inreg %exec, <3 x i32> inreg %sgpr
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY4]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY5]]
@@ -827,11 +827,11 @@ define amdgpu_cs_chain void @non_imm_exec(i32 inreg %exec, <3 x i32> inreg %sgpr
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; DAGISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
@@ -857,11 +857,11 @@ define amdgpu_cs_chain void @non_imm_exec(i32 inreg %exec, <3 x i32> inreg %sgpr
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY11]]
   ; DAGISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
@@ -893,13 +893,13 @@ define amdgpu_cs_chain void @indirect_with_non_imm_exec(ptr inreg %callee, i32 i
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY6]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY7]]
@@ -923,13 +923,13 @@ define amdgpu_cs_chain void @indirect_with_non_imm_exec(ptr inreg %callee, i32 i
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY6]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY7]]
@@ -956,17 +956,17 @@ define amdgpu_cs_chain void @indirect_with_non_imm_exec(ptr inreg %callee, i32 i
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[COPY9]], %subreg.sub0, [[COPY8]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY11]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY11]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY12:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub0
   ; DAGISEL-GFX11-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY12]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY13]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY13]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY16:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_2]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_3]]
   ; DAGISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_4]]
@@ -993,17 +993,17 @@ define amdgpu_cs_chain void @indirect_with_non_imm_exec(ptr inreg %callee, i32 i
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[COPY9]], %subreg.sub0, [[COPY8]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY11]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY11]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY12:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub0
   ; DAGISEL-GFX10-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY12]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY13]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY13]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY16:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY17:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY17]]
   ; DAGISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_2]]
diff --git a/llvm/test/CodeGen/AMDGPU/isel-amdgcn-cs-chain-intrinsic-w64.ll b/llvm/test/CodeGen/AMDGPU/isel-amdgcn-cs-chain-intrinsic-w64.ll
index 90707e823c147..dfd1f0685a931 100644
--- a/llvm/test/CodeGen/AMDGPU/isel-amdgcn-cs-chain-intrinsic-w64.ll
+++ b/llvm/test/CodeGen/AMDGPU/isel-amdgcn-cs-chain-intrinsic-w64.ll
@@ -20,13 +20,13 @@ define amdgpu_cs_chain void @chain_to_chain(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; GISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -50,13 +50,13 @@ define amdgpu_cs_chain void @chain_to_chain(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; GISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -85,11 +85,11 @@ define amdgpu_cs_chain void @chain_to_chain(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
@@ -115,11 +115,11 @@ define amdgpu_cs_chain void @chain_to_chain(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY10]]
@@ -148,13 +148,13 @@ define amdgpu_cs void @cs_to_chain(<3 x i32> inreg %sgpr, { i32, ptr addrspace(5
   ; GISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr2
   ; GISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr3
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -178,13 +178,13 @@ define amdgpu_cs void @cs_to_chain(<3 x i32> inreg %sgpr, { i32, ptr addrspace(5
   ; GISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr2
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr3
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -213,11 +213,11 @@ define amdgpu_cs void @cs_to_chain(<3 x i32> inreg %sgpr, { i32, ptr addrspace(5
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
@@ -243,11 +243,11 @@ define amdgpu_cs void @cs_to_chain(<3 x i32> inreg %sgpr, { i32, ptr addrspace(5
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:sgpr_128 = COPY $sgpr100_sgpr101_sgpr102_sgpr103
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY10]]
@@ -276,13 +276,13 @@ define amdgpu_cs_chain void @chain_to_chain_preserve(<3 x i32> inreg %sgpr, { i3
   ; GISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -306,13 +306,13 @@ define amdgpu_cs_chain void @chain_to_chain_preserve(<3 x i32> inreg %sgpr, { i3
   ; GISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -341,11 +341,11 @@ define amdgpu_cs_chain void @chain_to_chain_preserve(<3 x i32> inreg %sgpr, { i3
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee_preserve
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
@@ -371,11 +371,11 @@ define amdgpu_cs_chain void @chain_to_chain_preserve(<3 x i32> inreg %sgpr, { i3
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee_preserve
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY10]]
@@ -404,13 +404,13 @@ define amdgpu_cs void @cs_to_chain_preserve(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; GISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr2
   ; GISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr3
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -434,13 +434,13 @@ define amdgpu_cs void @cs_to_chain_preserve(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; GISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY $vgpr2
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY $vgpr3
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY3]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY4]]
@@ -469,11 +469,11 @@ define amdgpu_cs void @cs_to_chain_preserve(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee_preserve
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
@@ -499,11 +499,11 @@ define amdgpu_cs void @cs_to_chain_preserve(<3 x i32> inreg %sgpr, { i32, ptr ad
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee_preserve
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY7]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY8]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:sgpr_128 = COPY $sgpr100_sgpr101_sgpr102_sgpr103
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY10]]
@@ -535,13 +535,13 @@ define amdgpu_cs_chain void @indirect(ptr inreg %callee, <3 x i32> inreg %sgpr,
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY5]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY6]]
@@ -564,13 +564,13 @@ define amdgpu_cs_chain void @indirect(ptr inreg %callee, <3 x i32> inreg %sgpr,
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY5]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY6]]
@@ -596,17 +596,17 @@ define amdgpu_cs_chain void @indirect(ptr inreg %callee, <3 x i32> inreg %sgpr,
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[COPY8]], %subreg.sub0, [[COPY7]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY10]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY10]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY11:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub0
   ; DAGISEL-GFX11-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_2]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_3]]
@@ -633,17 +633,17 @@ define amdgpu_cs_chain void @indirect(ptr inreg %callee, <3 x i32> inreg %sgpr,
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[COPY8]], %subreg.sub0, [[COPY7]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY10]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY10]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE]].sub0
   ; DAGISEL-GFX10-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY14]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY16:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY16]]
@@ -672,7 +672,7 @@ define amdgpu_cs_chain void @nonuniform_callee(ptr %callee, i32 inreg %sgpr, i32
   ; GISEL-GFX11-NEXT:   [[COPY3:%[0-9]+]]:sreg_32 = COPY $sgpr0
   ; GISEL-GFX11-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY4]]
   ; GISEL-GFX11-NEXT:   SI_CS_CHAIN_TC_W64 [[COPY2]], 0, 0, -1, amdgpu_allvgprs, implicit $sgpr0, implicit $vgpr8
@@ -688,7 +688,7 @@ define amdgpu_cs_chain void @nonuniform_callee(ptr %callee, i32 inreg %sgpr, i32
   ; GISEL-GFX10-NEXT:   [[COPY3:%[0-9]+]]:sreg_32 = COPY $sgpr0
   ; GISEL-GFX10-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY5]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY4]]
   ; GISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
@@ -707,12 +707,12 @@ define amdgpu_cs_chain void @nonuniform_callee(ptr %callee, i32 inreg %sgpr, i32
   ; DAGISEL-GFX11-NEXT:   [[DEF1:%[0-9]+]]:sgpr_32 = IMPLICIT_DEF
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY3]], %subreg.sub0, [[COPY2]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[REG_SEQUENCE]].sub1
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY4]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY4]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[REG_SEQUENCE]].sub0
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY5]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY5]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_2]]
   ; DAGISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY]]
@@ -730,12 +730,12 @@ define amdgpu_cs_chain void @nonuniform_callee(ptr %callee, i32 inreg %sgpr, i32
   ; DAGISEL-GFX10-NEXT:   [[DEF1:%[0-9]+]]:sgpr_32 = IMPLICIT_DEF
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY3]], %subreg.sub0, [[COPY2]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[REG_SEQUENCE]].sub1
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY4]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY4]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY5:%[0-9]+]]:vgpr_32 = COPY [[REG_SEQUENCE]].sub0
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY5]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY5]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY6:%[0-9]+]]:vgpr_32 = COPY [[COPY1]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY6]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 -1
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY7]]
@@ -761,13 +761,13 @@ define amdgpu_cs_chain void @non_imm_exec(i64 inreg %exec, <3 x i32> inreg %sgpr
   ; GISEL-GFX11-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY5]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY6]]
@@ -794,13 +794,13 @@ define amdgpu_cs_chain void @non_imm_exec(i64 inreg %exec, <3 x i32> inreg %sgpr
   ; GISEL-GFX10-NEXT:   [[COPY7:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY8:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY2]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY3]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY5]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY6]]
@@ -832,11 +832,11 @@ define amdgpu_cs_chain void @non_imm_exec(i64 inreg %exec, <3 x i32> inreg %sgpr
   ; DAGISEL-GFX11-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; DAGISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
@@ -864,11 +864,11 @@ define amdgpu_cs_chain void @non_imm_exec(i64 inreg %exec, <3 x i32> inreg %sgpr
   ; DAGISEL-GFX10-NEXT:   [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 target-flags(amdgpu-abs32-lo) @callee
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[S_MOV_B32_1]], %subreg.sub0, killed [[S_MOV_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY9]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY10]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY12:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY12]]
   ; DAGISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
@@ -902,13 +902,13 @@ define amdgpu_cs_chain void @indirect_with_non_imm_exec(ptr inreg %callee, i64 i
   ; GISEL-GFX11-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX11-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX11-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX11-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX11-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; GISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; GISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX11-NEXT:   $vgpr8 = COPY [[COPY7]]
   ; GISEL-GFX11-NEXT:   $vgpr9 = COPY [[COPY8]]
@@ -934,13 +934,13 @@ define amdgpu_cs_chain void @indirect_with_non_imm_exec(ptr inreg %callee, i64 i
   ; GISEL-GFX10-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY $vgpr10
   ; GISEL-GFX10-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY $vgpr11
   ; GISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY11]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
   ; GISEL-GFX10-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY12]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_1]]
   ; GISEL-GFX10-NEXT:   [[COPY13:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
+  ; GISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY13]], implicit $exec
   ; GISEL-GFX10-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_2]]
   ; GISEL-GFX10-NEXT:   $vgpr8 = COPY [[COPY7]]
   ; GISEL-GFX10-NEXT:   $vgpr9 = COPY [[COPY8]]
@@ -969,17 +969,17 @@ define amdgpu_cs_chain void @indirect_with_non_imm_exec(ptr inreg %callee, i64 i
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[COPY10]], %subreg.sub0, [[COPY9]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY11:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE1]].sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY13:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE1]].sub0
   ; DAGISEL-GFX11-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY13]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY14]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY14]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX11-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY16:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   [[COPY17:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
+  ; DAGISEL-GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
   ; DAGISEL-GFX11-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_2]]
   ; DAGISEL-GFX11-NEXT:   $sgpr1 = COPY [[V_READFIRSTLANE_B32_3]]
   ; DAGISEL-GFX11-NEXT:   $sgpr2 = COPY [[V_READFIRSTLANE_B32_4]]
@@ -1008,17 +1008,17 @@ define amdgpu_cs_chain void @indirect_with_non_imm_exec(ptr inreg %callee, i64 i
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[COPY10]], %subreg.sub0, [[COPY9]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY11:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE1]].sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY13:%[0-9]+]]:sreg_32 = COPY [[REG_SEQUENCE1]].sub0
   ; DAGISEL-GFX10-NEXT:   [[COPY14:%[0-9]+]]:vgpr_32 = COPY [[COPY13]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY14]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY14]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; DAGISEL-GFX10-NEXT:   [[COPY15:%[0-9]+]]:vgpr_32 = COPY [[COPY6]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY15]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY16:%[0-9]+]]:vgpr_32 = COPY [[COPY5]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY16]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY17:%[0-9]+]]:vgpr_32 = COPY [[COPY4]]
-  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
+  ; DAGISEL-GFX10-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY17]], implicit $exec
   ; DAGISEL-GFX10-NEXT:   [[COPY18:%[0-9]+]]:sgpr_128 = COPY $sgpr48_sgpr49_sgpr50_sgpr51
   ; DAGISEL-GFX10-NEXT:   $sgpr48_sgpr49_sgpr50_sgpr51 = COPY [[COPY18]]
   ; DAGISEL-GFX10-NEXT:   $sgpr0 = COPY [[V_READFIRSTLANE_B32_2]]
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.format.f16.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.format.f16.ll
index d23dee1f02f09..d76b6b2123f56 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.format.f16.ll
@@ -25,17 +25,17 @@ define half @raw_buffer_load_format_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -78,17 +78,17 @@ define <2 x half> @raw_buffer_load_format_v2f16__sgpr_rsrc__vgpr_voffset__sgpr_s
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -131,17 +131,17 @@ define <4 x half> @raw_buffer_load_format_v4f16__sgpr_rsrc__vgpr_voffset__sgpr_s
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -188,17 +188,17 @@ define half @raw_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffset(<
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -241,17 +241,17 @@ define <4 x half> @raw_buffer_load_format_v4f16__sgpr_rsrc__vgpr_voffset__sgpr_s
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.format.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.format.ll
index bdcb77201714a..ba322032c8f16 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.format.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.format.ll
@@ -25,17 +25,17 @@ define float @raw_buffer_load_format_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -78,17 +78,17 @@ define <2 x float> @raw_buffer_load_format_v2f32__sgpr_rsrc__vgpr_voffset__sgpr_
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -134,17 +134,17 @@ define <3 x float> @raw_buffer_load_format_v3f32__sgpr_rsrc__vgpr_voffset__sgpr_
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -192,17 +192,17 @@ define <4 x float> @raw_buffer_load_format_v4f32__sgpr_rsrc__vgpr_voffset__sgpr_
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -253,17 +253,17 @@ define float @raw_buffer_load_format_f32__vgpr_rsrc__sgpr_voffset__vgpr_soffset(
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -306,17 +306,17 @@ define <4 x float> @raw_buffer_load_format_v4f32__sgpr_rsrc__vgpr_voffset__sgpr_
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.ll
index 28059db0bede3..0d110dee2f240 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.load.ll
@@ -25,17 +25,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x i3
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -79,17 +79,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__sgpr_voffset__sgpr_soffset(<4 x i3
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -133,17 +133,17 @@ define float @raw_buffer_load_f32__vgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x i3
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -187,17 +187,17 @@ define float @raw_buffer_load_f32__vgpr_rsrc__vgpr_voffset__vgpr_soffset(<4 x i3
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -241,17 +241,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -295,17 +295,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -349,17 +349,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_dlc(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -403,17 +403,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc_dlc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -457,17 +457,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc_dlc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -511,17 +511,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc_slc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -565,17 +565,17 @@ define <2 x float> @raw_buffer_load_v2f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -621,17 +621,17 @@ define <3 x float> @raw_buffer_load_v3f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -679,17 +679,17 @@ define <4 x float> @raw_buffer_load_v4f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -739,17 +739,17 @@ define half @raw_buffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x i32
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -793,17 +793,17 @@ define <2 x half> @raw_buffer_load_v2f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -846,17 +846,17 @@ define <4 x half> @raw_buffer_load_v4f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -902,17 +902,17 @@ define float @raw_buffer_load_i8__sgpr_rsrc__vgpr_voffset__sgpr_soffset_zext(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -957,17 +957,17 @@ define float @raw_buffer_load_i8__sgpr_rsrc__vgpr_voffset__sgpr_soffset_sext(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1012,17 +1012,17 @@ define float @raw_buffer_load_i16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_zext(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1067,17 +1067,17 @@ define float @raw_buffer_load_i16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_sext(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1123,17 +1123,17 @@ define half @raw_buffer_load_f16__vgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x i32
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1178,17 +1178,17 @@ define float @raw_buffer_load_i8__vgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x i32
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1232,17 +1232,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vdpr_voffset__sgpr_soffset__voffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1284,17 +1284,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1337,17 +1337,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1390,17 +1390,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_voffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1444,17 +1444,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1500,17 +1500,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1553,12 +1553,12 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1602,12 +1602,12 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1654,17 +1654,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1710,17 +1710,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1766,17 +1766,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1823,17 +1823,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1880,17 +1880,17 @@ define float @raw_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_voffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.format.f16.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.format.f16.ll
index ed5fa05fa8ed3..c443e6a94e1bb 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.format.f16.ll
@@ -25,17 +25,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -77,17 +77,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__voffset_4095__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -130,17 +130,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -188,17 +188,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -247,17 +247,17 @@ define void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -299,12 +299,12 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -348,12 +348,12 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -398,17 +398,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -452,17 +452,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -508,17 +508,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -571,17 +571,17 @@ define void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.format.f32.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.format.f32.ll
index e38de72e1f0f1..8f7ada6d785b3 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.format.f32.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.format.f32.ll
@@ -25,17 +25,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -77,17 +77,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__voffset_4095__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -135,17 +135,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -195,17 +195,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -257,17 +257,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -319,17 +319,17 @@ define void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -376,12 +376,12 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -430,12 +430,12 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -485,17 +485,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -544,17 +544,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -605,17 +605,17 @@ define void @raw_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -672,17 +672,17 @@ define void @raw_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.ll
index 39c58f8f39d59..7707706fbcda7 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.buffer.store.ll
@@ -26,17 +26,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset(<
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -80,17 +80,17 @@ define void @raw_buffer_store__sgpr_rsrc__sgpr_val__sgpr_voffset__sgpr_soffset(<
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -134,17 +134,17 @@ define void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset(<
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -188,17 +188,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__vgpr_soffset(<
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -242,17 +242,17 @@ define void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__vgpr_soffset(<
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -295,17 +295,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_g
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -348,17 +348,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_s
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -401,17 +401,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_g
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -454,17 +454,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_d
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -507,17 +507,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_s
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -560,17 +560,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_g
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -613,17 +613,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_g
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -671,17 +671,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -731,17 +731,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -793,17 +793,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -846,17 +846,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_i
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -900,17 +900,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_i
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -955,17 +955,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_f
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1008,17 +1008,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1066,17 +1066,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1124,17 +1124,17 @@ define void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1176,17 +1176,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__sgpr_soffset_f32_voffset4095
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1229,17 +1229,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__sgpr_soffset_f32_voffset4096
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1282,17 +1282,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_f
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1336,17 +1336,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_f
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1392,17 +1392,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_f
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1445,12 +1445,12 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1494,12 +1494,12 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1544,17 +1544,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1598,17 +1598,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1654,17 +1654,17 @@ define void @raw_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_v
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1711,17 +1711,17 @@ define void @raw_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffset_o
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1766,17 +1766,17 @@ define void @raw_buffer_store__vgpr_rsrc__vgpr_val__5000_voffset__sgpr_soffset_o
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.format.f16.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.format.f16.ll
index 5b8bd1f60233b..31225a39e9abd 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.format.f16.ll
@@ -35,17 +35,17 @@ define half @raw_ptr_buffer_load_format_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -98,17 +98,17 @@ define <2 x half> @raw_ptr_buffer_load_format_v2f16__sgpr_rsrc__vgpr_voffset__sg
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -161,17 +161,17 @@ define <4 x half> @raw_ptr_buffer_load_format_v4f16__sgpr_rsrc__vgpr_voffset__sg
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -228,17 +228,17 @@ define half @raw_ptr_buffer_load_format_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -291,17 +291,17 @@ define <4 x half> @raw_ptr_buffer_load_format_v4f16__sgpr_rsrc__vgpr_voffset__sg
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.format.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.format.ll
index 7dabd9a395746..750284aef47b9 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.format.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.format.ll
@@ -35,17 +35,17 @@ define float @raw_ptr_buffer_load_format_f32__sgpr_rsrc__vgpr_voffset__sgpr_soff
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -98,17 +98,17 @@ define <2 x float> @raw_ptr_buffer_load_format_v2f32__sgpr_rsrc__vgpr_voffset__s
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -164,17 +164,17 @@ define <3 x float> @raw_ptr_buffer_load_format_v3f32__sgpr_rsrc__vgpr_voffset__s
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -232,17 +232,17 @@ define <4 x float> @raw_ptr_buffer_load_format_v4f32__sgpr_rsrc__vgpr_voffset__s
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -303,17 +303,17 @@ define float @raw_ptr_buffer_load_format_f32__vgpr_rsrc__sgpr_voffset__vgpr_soff
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -366,17 +366,17 @@ define <4 x float> @raw_ptr_buffer_load_format_v4f32__sgpr_rsrc__vgpr_voffset__s
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.ll
index 1a9f7b1619f4c..fedf7510d04f5 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.load.ll
@@ -35,17 +35,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(ptr
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -99,17 +99,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__sgpr_voffset__sgpr_soffset(ptr
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -163,17 +163,17 @@ define float @raw_ptr_buffer_load_f32__vgpr_rsrc__vgpr_voffset__sgpr_soffset(ptr
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -227,17 +227,17 @@ define float @raw_ptr_buffer_load_f32__vgpr_rsrc__vgpr_voffset__vgpr_soffset(ptr
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -291,17 +291,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -355,17 +355,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -419,17 +419,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_dlc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -483,17 +483,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -547,17 +547,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -611,17 +611,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -675,17 +675,17 @@ define <2 x float> @raw_ptr_buffer_load_v2f32__sgpr_rsrc__vgpr_voffset__sgpr_sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -741,17 +741,17 @@ define <3 x float> @raw_ptr_buffer_load_v3f32__sgpr_rsrc__vgpr_voffset__sgpr_sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -809,17 +809,17 @@ define <4 x float> @raw_ptr_buffer_load_v4f32__sgpr_rsrc__vgpr_voffset__sgpr_sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -879,17 +879,17 @@ define half @raw_ptr_buffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(ptr
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -943,17 +943,17 @@ define <2 x half> @raw_ptr_buffer_load_v2f16__sgpr_rsrc__vgpr_voffset__sgpr_soff
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1006,17 +1006,17 @@ define <4 x half> @raw_ptr_buffer_load_v4f16__sgpr_rsrc__vgpr_voffset__sgpr_soff
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1072,17 +1072,17 @@ define float @raw_ptr_buffer_load_i8__sgpr_rsrc__vgpr_voffset__sgpr_soffset_zext
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1137,17 +1137,17 @@ define float @raw_ptr_buffer_load_i8__sgpr_rsrc__vgpr_voffset__sgpr_soffset_sext
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1202,17 +1202,17 @@ define float @raw_ptr_buffer_load_i16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_zex
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1267,17 +1267,17 @@ define float @raw_ptr_buffer_load_i16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_sex
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1333,17 +1333,17 @@ define half @raw_ptr_buffer_load_f16__vgpr_rsrc__vgpr_voffset__sgpr_soffset(ptr
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1398,17 +1398,17 @@ define float @raw_ptr_buffer_load_i8__vgpr_rsrc__vgpr_voffset__sgpr_soffset(ptr
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1462,17 +1462,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vdpr_voffset__sgpr_soffset__vo
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1524,17 +1524,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__vo
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1587,17 +1587,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__vo
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1650,17 +1650,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_vof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1714,17 +1714,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__vo
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1780,17 +1780,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__vo
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1843,12 +1843,12 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1902,12 +1902,12 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1964,17 +1964,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -2030,17 +2030,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -2096,17 +2096,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -2163,17 +2163,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -2230,17 +2230,17 @@ define float @raw_ptr_buffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_vof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.format.f16.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.format.f16.ll
index eada2004161d1..67a2d9789c473 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.format.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.format.f16.ll
@@ -35,17 +35,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -97,17 +97,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__voffset_4095__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -160,17 +160,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -228,17 +228,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -297,17 +297,17 @@ define void @raw_ptr_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -359,12 +359,12 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -418,12 +418,12 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -478,17 +478,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -542,17 +542,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -608,17 +608,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -681,17 +681,17 @@ define void @raw_ptr_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.format.f32.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.format.f32.ll
index 60db62dc43a61..d70a4b608d7f7 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.format.f32.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.format.f32.ll
@@ -35,17 +35,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -97,17 +97,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__voffset_4095__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -165,17 +165,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -235,17 +235,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -307,17 +307,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -379,17 +379,17 @@ define void @raw_ptr_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -446,12 +446,12 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -510,12 +510,12 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -575,17 +575,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -644,17 +644,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -715,17 +715,17 @@ define void @raw_ptr_buffer_store_format__sgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -792,17 +792,17 @@ define void @raw_ptr_buffer_store_format__vgpr_rsrc__vgpr_val__vgpr_voffset__sgp
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.ll
index 78e29387b1d40..d53fd6180b696 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.buffer.store.ll
@@ -36,17 +36,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -100,17 +100,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__sgpr_val__sgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -164,17 +164,17 @@ define void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -228,17 +228,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__vgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -292,17 +292,17 @@ define void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__vgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -355,17 +355,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -418,17 +418,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -481,17 +481,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -544,17 +544,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -607,17 +607,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -670,17 +670,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -733,17 +733,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -801,17 +801,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -871,17 +871,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -943,17 +943,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1006,17 +1006,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1070,17 +1070,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1135,17 +1135,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1198,17 +1198,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1266,17 +1266,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1334,17 +1334,17 @@ define void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1396,17 +1396,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__sgpr_soffset_f32_voffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1459,17 +1459,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__sgpr_soffset_f32_voffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1522,17 +1522,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1586,17 +1586,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1652,17 +1652,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1715,12 +1715,12 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1774,12 +1774,12 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1834,17 +1834,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1898,17 +1898,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1964,17 +1964,17 @@ define void @raw_ptr_buffer_store__sgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -2031,17 +2031,17 @@ define void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__vgpr_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -2096,17 +2096,17 @@ define void @raw_ptr_buffer_store__vgpr_rsrc__vgpr_val__5000_voffset__sgpr_soffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.load.f16.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.load.f16.ll
index 24dc4f1b3c0aa..dd72f4e954bc3 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.load.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.load.f16.ll
@@ -34,17 +34,17 @@ define half @raw_tbuffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(ptr add
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -97,17 +97,17 @@ define <2 x half> @raw_tbuffer_load_v2f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -160,17 +160,17 @@ define <4 x half> @raw_tbuffer_load_v4f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -226,17 +226,17 @@ define half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffset(ptr add
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -289,17 +289,17 @@ define half @raw_tbuffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc(ptr
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -352,17 +352,17 @@ define half @raw_tbuffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc(ptr
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -415,17 +415,17 @@ define half @raw_tbuffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc_glc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -478,17 +478,17 @@ define half @raw_tbuffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_dlc(ptr
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.load.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.load.ll
index 01dc0328f2d2d..e215afac9b8f2 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.load.ll
@@ -34,17 +34,17 @@ define float @raw_tbuffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(ptr ad
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -97,17 +97,17 @@ define <2 x float> @raw_tbuffer_load_v2f32__sgpr_rsrc__vgpr_voffset__sgpr_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -163,17 +163,17 @@ define <3 x float> @raw_tbuffer_load_v3f32__sgpr_rsrc__vgpr_voffset__sgpr_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -231,17 +231,17 @@ define <4 x float> @raw_tbuffer_load_v4f32__sgpr_rsrc__vgpr_voffset__sgpr_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -301,17 +301,17 @@ define float @raw_tbuffer_load_f32__vgpr_rsrc__sgpr_voffset__vgpr_soffset(ptr ad
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -364,17 +364,17 @@ define float @raw_tbuffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc(pt
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -427,17 +427,17 @@ define float @raw_tbuffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc(pt
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -490,17 +490,17 @@ define float @raw_tbuffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc_gl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -553,17 +553,17 @@ define float @raw_tbuffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_dlc(pt
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.store.f16.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.store.f16.ll
index cd60d5b21faba..14466b82db0ff 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.store.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.store.f16.ll
@@ -35,17 +35,17 @@ define void @raw_tbuffer_store_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(half %
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -98,17 +98,17 @@ define void @raw_tbuffer_store_v2f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<2 x
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -166,17 +166,17 @@ define void @raw_tbuffer_store_v4f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -230,17 +230,17 @@ define void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__sgpr_soffset(half %
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -294,17 +294,17 @@ define void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soffset(half %
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -358,17 +358,17 @@ define void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffset(half %
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -421,17 +421,17 @@ define void @raw_tbuffer_store_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc(ha
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -484,17 +484,17 @@ define void @raw_tbuffer_store_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc(ha
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -547,17 +547,17 @@ define void @raw_tbuffer_store_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc_gl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -610,17 +610,17 @@ define void @raw_tbuffer_store_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_dlc(ha
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.store.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.store.ll
index 5c67d82c1e977..8ebd9194592f1 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.ptr.tbuffer.store.ll
@@ -36,17 +36,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(float
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -105,17 +105,17 @@ define void @raw_tbuffer_store_v2f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<2 x
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -176,17 +176,17 @@ define void @raw_tbuffer_store_v3f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<3 x
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -249,17 +249,17 @@ define void @raw_tbuffer_store_v4f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -313,17 +313,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__sgpr_voffset__sgpr_soffset(float
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -377,17 +377,17 @@ define void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__sgpr_soffset(float
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -441,17 +441,17 @@ define void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__vgpr_soffset(float
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -505,17 +505,17 @@ define void @raw_tbuffer_store_f32__vgpr_rsrc__sgpr_voffset__vgpr_soffset(float
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -569,17 +569,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc(fl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -633,17 +633,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc(fl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -697,17 +697,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc_gl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -761,17 +761,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_dlc(fl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -823,17 +823,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vdpr_voffset__sgpr_soffset__voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -885,17 +885,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -948,17 +948,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1011,17 +1011,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_voffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1075,17 +1075,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1141,17 +1141,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1204,12 +1204,12 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1263,12 +1263,12 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1325,17 +1325,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1391,17 +1391,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1457,17 +1457,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1524,17 +1524,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1591,17 +1591,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_voffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE2]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE2]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE2]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.load.f16.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.load.f16.ll
index bcffca8a3c4fc..4ea8685de15bd 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.load.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.load.f16.ll
@@ -24,17 +24,17 @@ define half @raw_tbuffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x i3
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -77,17 +77,17 @@ define <2 x half> @raw_tbuffer_load_v2f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -130,17 +130,17 @@ define <4 x half> @raw_tbuffer_load_v4f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -186,17 +186,17 @@ define half @raw_tbuffer_load_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffset(<4 x i3
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -239,17 +239,17 @@ define half @raw_tbuffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -292,17 +292,17 @@ define half @raw_tbuffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -345,17 +345,17 @@ define half @raw_tbuffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc_glc
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -398,17 +398,17 @@ define half @raw_tbuffer_load_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_dlc(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.load.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.load.ll
index 51e56a47fc2f2..c7c60a1be3eb8 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.load.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.load.ll
@@ -24,17 +24,17 @@ define float @raw_tbuffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x i
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -77,17 +77,17 @@ define <2 x float> @raw_tbuffer_load_v2f32__sgpr_rsrc__vgpr_voffset__sgpr_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -133,17 +133,17 @@ define <3 x float> @raw_tbuffer_load_v3f32__sgpr_rsrc__vgpr_voffset__sgpr_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -191,17 +191,17 @@ define <4 x float> @raw_tbuffer_load_v4f32__sgpr_rsrc__vgpr_voffset__sgpr_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -251,17 +251,17 @@ define float @raw_tbuffer_load_f32__vgpr_rsrc__sgpr_voffset__vgpr_soffset(<4 x i
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -304,17 +304,17 @@ define float @raw_tbuffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -357,17 +357,17 @@ define float @raw_tbuffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -410,17 +410,17 @@ define float @raw_tbuffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc_gl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -463,17 +463,17 @@ define float @raw_tbuffer_load_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_dlc(<4
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.store.f16.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.store.f16.ll
index a1d8acdb4cc53..f2e0c4a3313a2 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.store.f16.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.store.f16.ll
@@ -25,17 +25,17 @@ define void @raw_tbuffer_store_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(half %
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -78,17 +78,17 @@ define void @raw_tbuffer_store_v2f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<2 x
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -136,17 +136,17 @@ define void @raw_tbuffer_store_v4f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -190,17 +190,17 @@ define void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__sgpr_soffset(half %
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -244,17 +244,17 @@ define void @raw_tbuffer_store_f16__vgpr_rsrc__vgpr_voffset__vgpr_soffset(half %
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -298,17 +298,17 @@ define void @raw_tbuffer_store_f16__vgpr_rsrc__sgpr_voffset__vgpr_soffset(half %
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -351,17 +351,17 @@ define void @raw_tbuffer_store_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc(ha
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -404,17 +404,17 @@ define void @raw_tbuffer_store_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc(ha
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -457,17 +457,17 @@ define void @raw_tbuffer_store_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc_gl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -510,17 +510,17 @@ define void @raw_tbuffer_store_f16__sgpr_rsrc__vgpr_voffset__sgpr_soffset_dlc(ha
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.store.ll b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.store.ll
index 7c0aa26a8a699..3e05d58ca4740 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.store.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-amdgcn.raw.tbuffer.store.ll
@@ -26,17 +26,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(float
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -85,17 +85,17 @@ define void @raw_tbuffer_store_v2f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<2 x
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -146,17 +146,17 @@ define void @raw_tbuffer_store_v3f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<3 x
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -209,17 +209,17 @@ define void @raw_tbuffer_store_v4f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset(<4 x
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -263,17 +263,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__sgpr_voffset__sgpr_soffset(float
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -317,17 +317,17 @@ define void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__sgpr_soffset(float
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -371,17 +371,17 @@ define void @raw_tbuffer_store_f32__vgpr_rsrc__vgpr_voffset__vgpr_soffset(float
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -425,17 +425,17 @@ define void @raw_tbuffer_store_f32__vgpr_rsrc__sgpr_voffset__vgpr_soffset(float
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -479,17 +479,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_glc(fl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -533,17 +533,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc(fl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -587,17 +587,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_slc_gl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -641,17 +641,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_dlc(fl
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -693,17 +693,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vdpr_voffset__sgpr_soffset__voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -745,17 +745,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -798,17 +798,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -851,17 +851,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_voffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -905,17 +905,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -961,17 +961,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset__voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1014,12 +1014,12 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1063,12 +1063,12 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -1115,17 +1115,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1171,17 +1171,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1227,17 +1227,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1284,17 +1284,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[V_ADD_U32_e64_]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
@@ -1341,17 +1341,17 @@ define void @raw_tbuffer_store_f32__sgpr_rsrc__vgpr_voffset__sgpr_soffset_voffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX908-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX908-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
   ; GFX908-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1, [[V_READFIRSTLANE_B32_2]], %subreg.sub2, [[V_READFIRSTLANE_B32_3]], %subreg.sub3
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_4]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_B64_1:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[S_AND_B64_]], [[V_CMP_EQ_U32_e64_]], implicit-def $scc
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[S_AND_B64_1]], implicit-def $exec, implicit-def $scc, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/legalize-soffset-mbuf.ll b/llvm/test/CodeGen/AMDGPU/legalize-soffset-mbuf.ll
index bfd97c53522c9..b2f2c31782fe3 100644
--- a/llvm/test/CodeGen/AMDGPU/legalize-soffset-mbuf.ll
+++ b/llvm/test/CodeGen/AMDGPU/legalize-soffset-mbuf.ll
@@ -18,7 +18,7 @@ define float @llvm_amdgcn_raw_buffer_load_f32(i32 %voffset, i32 %soffset) {
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -52,7 +52,7 @@ define float @llvm_amdgcn_raw_tbuffer_load_f32(i32 %voffset, i32 %soffset) {
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -86,7 +86,7 @@ define <2 x float> @llvm_amdgcn_raw_buffer_load_v2f32(i32 %voffset, i32 %soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -123,7 +123,7 @@ define <2 x float> @llvm_amdgcn_raw_tbuffer_load_v2f32(i32 %voffset, i32 %soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -160,7 +160,7 @@ define <3 x float> @llvm_amdgcn_raw_buffer_load_v3f32(i32 %voffset, i32 %soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -199,7 +199,7 @@ define <3 x float> @llvm_amdgcn_raw_tbuffer_load_v3f32(i32 %voffset, i32 %soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -238,7 +238,7 @@ define <4 x float> @llvm_amdgcn_raw_buffer_load_v4f32(i32 %voffset, i32 %soffset
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -279,7 +279,7 @@ define <4 x float> @llvm_amdgcn_raw_tbuffer_load_v4f32(i32 %voffset, i32 %soffse
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -321,7 +321,7 @@ define void @llvm_amdgcn_raw_buffer_store_f32(float %val, i32 %voffset, i32 %sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -355,7 +355,7 @@ define void @llvm_amdgcn_raw_tbuffer_store_f32(float %val, i32 %voffset, i32 %so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -394,7 +394,7 @@ define void @llvm_amdgcn_raw_buffer_store_v2f32(<2 x float> %val, i32 %voffset,
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -433,7 +433,7 @@ define void @llvm_amdgcn_raw_tbuffer_store_v2f32(<2 x float> %val, i32 %voffset,
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -474,7 +474,7 @@ define void @llvm_amdgcn_raw_buffer_store_v3f32(<3 x float> %val, i32 %voffset,
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -515,7 +515,7 @@ define void @llvm_amdgcn_raw_tbuffer_store_v3f32(<3 x float> %val, i32 %voffset,
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -558,7 +558,7 @@ define void @llvm_amdgcn_raw_buffer_store_v4f32(<4 x float> %val, i32 %voffset,
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -601,7 +601,7 @@ define void @llvm_amdgcn_raw_tbuffer_store_v4f32(<4 x float> %val, i32 %voffset,
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -636,7 +636,7 @@ define float @llvm_amdgcn_raw_ptr_buffer_load_f32(i32 %voffset, i32 %soffset) {
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -670,7 +670,7 @@ define float @llvm_amdgcn_raw_ptr_tbuffer_load_f32(i32 %voffset, i32 %soffset) {
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -704,7 +704,7 @@ define <2 x float> @llvm_amdgcn_raw_ptr_buffer_load_v2f32(i32 %voffset, i32 %sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -741,7 +741,7 @@ define <2 x float> @llvm_amdgcn_raw_ptr_tbuffer_load_v2f32(i32 %voffset, i32 %so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -778,7 +778,7 @@ define <3 x float> @llvm_amdgcn_raw_ptr_buffer_load_v3f32(i32 %voffset, i32 %sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -817,7 +817,7 @@ define <3 x float> @llvm_amdgcn_raw_ptr_tbuffer_load_v3f32(i32 %voffset, i32 %so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -856,7 +856,7 @@ define <4 x float> @llvm_amdgcn_raw_ptr_buffer_load_v4f32(i32 %voffset, i32 %sof
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -897,7 +897,7 @@ define <4 x float> @llvm_amdgcn_raw_ptr_tbuffer_load_v4f32(i32 %voffset, i32 %so
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -939,7 +939,7 @@ define void @llvm_amdgcn_raw_ptr_buffer_store_f32(float %val, i32 %voffset, i32
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -973,7 +973,7 @@ define void @llvm_amdgcn_raw_ptr_tbuffer_store_f32(float %val, i32 %voffset, i32
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -1012,7 +1012,7 @@ define void @llvm_amdgcn_raw_ptr_buffer_store_v2f32(<2 x float> %val, i32 %voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -1051,7 +1051,7 @@ define void @llvm_amdgcn_raw_ptr_tbuffer_store_v2f32(<2 x float> %val, i32 %voff
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -1092,7 +1092,7 @@ define void @llvm_amdgcn_raw_ptr_buffer_store_v3f32(<3 x float> %val, i32 %voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -1133,7 +1133,7 @@ define void @llvm_amdgcn_raw_ptr_tbuffer_store_v3f32(<3 x float> %val, i32 %voff
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -1176,7 +1176,7 @@ define void @llvm_amdgcn_raw_ptr_buffer_store_v4f32(<4 x float> %val, i32 %voffs
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
@@ -1219,7 +1219,7 @@ define void @llvm_amdgcn_raw_ptr_tbuffer_store_v4f32(<4 x float> %val, i32 %voff
   ; GFX908-NEXT: bb.1:
   ; GFX908-NEXT:   successors: %bb.2(0x80000000)
   ; GFX908-NEXT: {{  $}}
-  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
+  ; GFX908-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[COPY]], implicit $exec
   ; GFX908-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_SAVEEXEC_B64 killed [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def $scc, implicit $exec
   ; GFX908-NEXT: {{  $}}
diff --git a/llvm/test/CodeGen/AMDGPU/licm-valu.mir b/llvm/test/CodeGen/AMDGPU/licm-valu.mir
index 6a28eee19d503..0020e89580a14 100644
--- a/llvm/test/CodeGen/AMDGPU/licm-valu.mir
+++ b/llvm/test/CodeGen/AMDGPU/licm-valu.mir
@@ -112,7 +112,7 @@ body:             |
   ; GCN-NEXT: bb.1:
   ; GCN-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
   ; GCN-NEXT: {{  $}}
-  ; GCN-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[DEF]], implicit $exec
+  ; GCN-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[DEF]], implicit $exec
   ; GCN-NEXT:   $exec = S_OR_B64 $exec, 1, implicit-def $scc
   ; GCN-NEXT:   S_CBRANCH_EXECNZ %bb.1, implicit $exec
   ; GCN-NEXT:   S_BRANCH %bb.2
@@ -124,7 +124,7 @@ body:             |
     S_BRANCH %bb.1
 
   bb.1:
-    %1:sgpr_32 = V_READFIRSTLANE_B32 %0:vgpr_32, implicit $exec
+    %1:sreg_32_xm0 = V_READFIRSTLANE_B32 %0:vgpr_32, implicit $exec
     $exec = S_OR_B64 $exec, 1, implicit-def $scc
     S_CBRANCH_EXECNZ %bb.1, implicit $exec
     S_BRANCH %bb.2
diff --git a/llvm/test/CodeGen/AMDGPU/licm-wwm.mir b/llvm/test/CodeGen/AMDGPU/licm-wwm.mir
index 85525aa4dbb09..d4267a595000b 100644
--- a/llvm/test/CodeGen/AMDGPU/licm-wwm.mir
+++ b/llvm/test/CodeGen/AMDGPU/licm-wwm.mir
@@ -22,7 +22,7 @@ body:             |
   ; GCN-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
   ; GCN-NEXT: {{  $}}
   ; GCN-NEXT:   [[ENTER_STRICT_WWM1:%[0-9]+]]:sreg_32 = ENTER_STRICT_WWM -1, implicit-def $exec, implicit-def $scc, implicit $exec
-  ; GCN-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 [[V_MOV_B32_e32_]], implicit $exec
+  ; GCN-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_MOV_B32_e32_]], implicit $exec
   ; GCN-NEXT:   $exec_lo = EXIT_STRICT_WWM [[ENTER_STRICT_WWM1]]
   ; GCN-NEXT:   [[COPY:%[0-9]+]]:sreg_32 = COPY [[V_READFIRSTLANE_B32_]]
   ; GCN-NEXT:   $exec_lo = S_OR_B32 $exec_lo, [[COPY]], implicit-def $scc
@@ -36,8 +36,8 @@ body:             |
 
   bb.1:
     %0:vgpr_32 = V_MOV_B32_e32 1, implicit $exec
-    %1:sreg_32 = V_READFIRSTLANE_B32 killed %0:vgpr_32, implicit $exec
-    early-clobber %2:sreg_32 = STRICT_WWM killed %1:sreg_32, implicit $exec
+    %1:sreg_32_xm0 = V_READFIRSTLANE_B32 killed %0:vgpr_32, implicit $exec
+    early-clobber %2:sreg_32 = STRICT_WWM killed %1:sreg_32_xm0, implicit $exec
     $exec_lo = S_OR_B32 $exec_lo, %2, implicit-def $scc
     S_CBRANCH_EXECNZ %bb.1, implicit $exec
     S_BRANCH %bb.2
diff --git a/llvm/test/CodeGen/AMDGPU/live-interval-bug-in-rename-independent-subregs.mir b/llvm/test/CodeGen/AMDGPU/live-interval-bug-in-rename-independent-subregs.mir
index 98b1b69101e51..eaf669da83ead 100644
--- a/llvm/test/CodeGen/AMDGPU/live-interval-bug-in-rename-independent-subregs.mir
+++ b/llvm/test/CodeGen/AMDGPU/live-interval-bug-in-rename-independent-subregs.mir
@@ -187,8 +187,8 @@ body: |
   bb.3:
     successors: %bb.5(0x80000000)
 
-    %20:sreg_32 = V_READFIRSTLANE_B32 %10.sub0, implicit $exec
-    %21:sreg_32 = V_READFIRSTLANE_B32 %10.sub4, implicit $exec
+    %20:sreg_32_xm0 = V_READFIRSTLANE_B32 %10.sub0, implicit $exec
+    %21:sreg_32_xm0 = V_READFIRSTLANE_B32 %10.sub4, implicit $exec
     S_CMP_EQ_U32 %21, %20, implicit-def $scc
     %22:sreg_32 = S_CSELECT_B32 1, 0, implicit killed $scc
     %16:vgpr_32 = COPY %22
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.ds.append.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.ds.append.ll
index 1a42145ab1d81..d97fc356b30fc 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.ds.append.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.ds.append.ll
@@ -1,11 +1,11 @@
 ; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SI,NOTGFX9,GCN-SDAG %s
-; XUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SI,NOTGFX9,GCN-GISEL %s
+; XUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SI,NOTGFX9 %s
 ; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9,CIPLUS-SDAG,GCN-SDAG %s
-; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9,CIPLUS-GISEL,GCN-GISEL %s
+; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9,CIPLUS-GISEL %s
 ; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9,CIPLUS-SDAG,GCN-SDAG %s
-; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9,CIPLUS-GISEL,GCN-GISEL %s
+; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9,CIPLUS-GISEL %s
 ; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,GFX9,CIPLUS-SDAG,GCN-SDAG %s
-; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,GFX9,CIPLUS-GISEL,GCN-GISEL %s
+; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,GFX9,CIPLUS-GISEL %s
 
 ; GCN-LABEL: {{^}}ds_append_lds:
 ; GCN: s_load_dword [[PTR:s[0-9]+]]
@@ -73,10 +73,8 @@ define amdgpu_kernel void @ds_append_lds_over_max_offset(ptr addrspace(3) %lds,
 }
 
 ; GCN-LABEL: {{^}}ds_append_lds_vgpr_addr:
-; GCN-SDAG: v_readfirstlane_b32 [[READLANE:s[0-9]+]], v0
-; GCN-SDAG: s_mov_b32 m0, [[READLANE]]
-
-; GCN-GISEL: v_readfirstlane_b32 m0, v0
+; GCN: v_readfirstlane_b32 [[READLANE:s[0-9]+]], v0
+; GCN: s_mov_b32 m0, [[READLANE]]
 
 ; GCN: ds_append [[RESULT:v[0-9]+]]{{$}}
 ; GCN-NOT: buffer_wbinvl1
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.ds.consume.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.ds.consume.ll
index 2694226ace9e7..ffd0142d1d42c 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.ds.consume.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.ds.consume.ll
@@ -1,11 +1,11 @@
 ; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SI,NOTGFX9,GCN-SDAG %s
-; XUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SI,NOTGFX9,GCN-GISEL %s
+; XUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SI,NOTGFX9 %s
 ; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9,GCN-SDAG %s
-; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9,GCN-GISEL %s
+; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9 %s
 ; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9,GCN-SDAG %s
-; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9,GCN-GISEL %s
+; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,NOTGFX9 %s
 ; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,GFX9,GCN-SDAG %s
-; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,GFX9,GCN-GISEL %s
+; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,CIPLUS,GFX9 %s
 
 ; GCN-LABEL: {{^}}ds_consume_lds:
 ; GCN: s_load_dword [[PTR:s[0-9]+]]
@@ -71,9 +71,8 @@ define amdgpu_kernel void @ds_consume_lds_over_max_offset(ptr addrspace(3) %lds,
 }
 
 ; GCN-LABEL: {{^}}ds_consume_lds_vgpr_addr:
-; GCN-SDAG: v_readfirstlane_b32 [[READLANE:s[0-9]+]], v0
-; GCN-SDAG: s_mov_b32 m0, [[READLANE]]
-; GCN-GISEL: v_readfirstlane_b32 m0, v0
+; GCN: v_readfirstlane_b32 [[READLANE:s[0-9]+]], v0
+; GCN: s_mov_b32 m0, [[READLANE]]
 ; GCN: ds_consume [[RESULT:v[0-9]+]]{{$}}
 ; GCN-NOT: buffer_wbinvl1
 ; GCN: {{.*}}store{{.*}} [[RESULT]]
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.exp.row.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.exp.row.ll
index 93bc7155cbfa4..840287b10bb49 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.exp.row.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.exp.row.ll
@@ -1,8 +1,8 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1100 -verify-machineinstrs < %s | FileCheck %s -check-prefixes=GFX11,GFX11-SDAG
-; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1100 -verify-machineinstrs < %s | FileCheck %s -check-prefixes=GFX11,GFX11-GISEL
-; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs < %s | FileCheck %s -check-prefixes=GFX12,GFX12-SDAG
-; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs < %s | FileCheck %s -check-prefixes=GFX12,GFX12-GISEL
+; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1100 -verify-machineinstrs < %s | FileCheck %s -check-prefixes=GFX11
+; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1100 -verify-machineinstrs < %s | FileCheck %s -check-prefixes=GFX11
+; RUN: llc -global-isel=0 -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs < %s | FileCheck %s -check-prefixes=GFX12
+; RUN: llc -global-isel=1 -mtriple=amdgcn -mcpu=gfx1200 -verify-machineinstrs < %s | FileCheck %s -check-prefixes=GFX12
 
 declare void @llvm.amdgcn.exp.row.i32(i32, i32, i32, i32, i32, i32, i1, i32)
 declare void @llvm.amdgcn.exp.row.f32(i32, i32, float, float, float, float, i1, i32)
@@ -132,43 +132,25 @@ define amdgpu_kernel void @id_arg_i32(i32 %row) #0 {
 
 ; Divergent row number just causes a readfirstlane for now.
 define amdgpu_kernel void @id_row_i32() #0 {
-; GFX11-SDAG-LABEL: id_row_i32:
-; GFX11-SDAG:       ; %bb.0:
-; GFX11-SDAG-NEXT:    v_and_b32_e32 v0, 0x3ff, v0
-; GFX11-SDAG-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_2)
-; GFX11-SDAG-NEXT:    v_readfirstlane_b32 s0, v0
-; GFX11-SDAG-NEXT:    v_mov_b32_e32 v0, 0x63
-; GFX11-SDAG-NEXT:    s_mov_b32 m0, s0
-; GFX11-SDAG-NEXT:    exp pos0 v0, off, off, off done row_en
-; GFX11-SDAG-NEXT:    s_endpgm
-;
-; GFX11-GISEL-LABEL: id_row_i32:
-; GFX11-GISEL:       ; %bb.0:
-; GFX11-GISEL-NEXT:    v_and_b32_e32 v0, 0x3ff, v0
-; GFX11-GISEL-NEXT:    v_mov_b32_e32 v1, 0x63
-; GFX11-GISEL-NEXT:    s_delay_alu instid0(VALU_DEP_2)
-; GFX11-GISEL-NEXT:    v_readfirstlane_b32 m0, v0
-; GFX11-GISEL-NEXT:    exp pos0 v1, off, off, off done row_en
-; GFX11-GISEL-NEXT:    s_endpgm
-;
-; GFX12-SDAG-LABEL: id_row_i32:
-; GFX12-SDAG:       ; %bb.0:
-; GFX12-SDAG-NEXT:    v_and_b32_e32 v0, 0x3ff, v0
-; GFX12-SDAG-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_2)
-; GFX12-SDAG-NEXT:    v_readfirstlane_b32 s0, v0
-; GFX12-SDAG-NEXT:    v_mov_b32_e32 v0, 0x63
-; GFX12-SDAG-NEXT:    s_mov_b32 m0, s0
-; GFX12-SDAG-NEXT:    export pos0 v0, off, off, off done row_en
-; GFX12-SDAG-NEXT:    s_endpgm
+; GFX11-LABEL: id_row_i32:
+; GFX11:       ; %bb.0:
+; GFX11-NEXT:    v_and_b32_e32 v0, 0x3ff, v0
+; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_2)
+; GFX11-NEXT:    v_readfirstlane_b32 s0, v0
+; GFX11-NEXT:    v_mov_b32_e32 v0, 0x63
+; GFX11-NEXT:    s_mov_b32 m0, s0
+; GFX11-NEXT:    exp pos0 v0, off, off, off done row_en
+; GFX11-NEXT:    s_endpgm
 ;
-; GFX12-GISEL-LABEL: id_row_i32:
-; GFX12-GISEL:       ; %bb.0:
-; GFX12-GISEL-NEXT:    v_and_b32_e32 v0, 0x3ff, v0
-; GFX12-GISEL-NEXT:    v_mov_b32_e32 v1, 0x63
-; GFX12-GISEL-NEXT:    s_delay_alu instid0(VALU_DEP_2)
-; GFX12-GISEL-NEXT:    v_readfirstlane_b32 m0, v0
-; GFX12-GISEL-NEXT:    export pos0 v1, off, off, off done row_en
-; GFX12-GISEL-NEXT:    s_endpgm
+; GFX12-LABEL: id_row_i32:
+; GFX12:       ; %bb.0:
+; GFX12-NEXT:    v_and_b32_e32 v0, 0x3ff, v0
+; GFX12-NEXT:    s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_2)
+; GFX12-NEXT:    v_readfirstlane_b32 s0, v0
+; GFX12-NEXT:    v_mov_b32_e32 v0, 0x63
+; GFX12-NEXT:    s_mov_b32 m0, s0
+; GFX12-NEXT:    export pos0 v0, off, off, off done row_en
+; GFX12-NEXT:    s_endpgm
   %id = call i32 @llvm.amdgcn.workitem.id.x()
   call void @llvm.amdgcn.exp.row.i32(i32 12, i32 1, i32 99, i32 undef, i32 undef, i32 undef, i1 true, i32 %id)
   ret void
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.global.load.lds.gfx950.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.global.load.lds.gfx950.ll
index 86fb048bad775..d7a9f4d104cb8 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.global.load.lds.gfx950.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.global.load.lds.gfx950.ll
@@ -17,20 +17,13 @@ declare void @llvm.amdgcn.global.load.lds(ptr addrspace(1) nocapture %gptr, ptr
 ;---------------------------------------------------------------------
 
 define amdgpu_ps void @global_load_lds_dwordx3_vaddr(ptr addrspace(1) nocapture %gptr, ptr addrspace(3) nocapture %lptr) {
-; GFX950-SDAG-LABEL: global_load_lds_dwordx3_vaddr:
-; GFX950-SDAG:       ; %bb.0:
-; GFX950-SDAG-NEXT:    v_readfirstlane_b32 s0, v2
-; GFX950-SDAG-NEXT:    s_mov_b32 m0, s0
-; GFX950-SDAG-NEXT:    s_nop 0
-; GFX950-SDAG-NEXT:    global_load_lds_dwordx3 v[0:1], off offset:16 sc0
-; GFX950-SDAG-NEXT:    s_endpgm
-;
-; GFX950-GISEL-LABEL: global_load_lds_dwordx3_vaddr:
-; GFX950-GISEL:       ; %bb.0:
-; GFX950-GISEL-NEXT:    v_readfirstlane_b32 m0, v2
-; GFX950-GISEL-NEXT:    s_nop 4
-; GFX950-GISEL-NEXT:    global_load_lds_dwordx3 v[0:1], off offset:16 sc0
-; GFX950-GISEL-NEXT:    s_endpgm
+; GFX950-LABEL: global_load_lds_dwordx3_vaddr:
+; GFX950:       ; %bb.0:
+; GFX950-NEXT:    v_readfirstlane_b32 s0, v2
+; GFX950-NEXT:    s_mov_b32 m0, s0
+; GFX950-NEXT:    s_nop 0
+; GFX950-NEXT:    global_load_lds_dwordx3 v[0:1], off offset:16 sc0
+; GFX950-NEXT:    s_endpgm
   call void @llvm.amdgcn.global.load.lds(ptr addrspace(1) %gptr, ptr addrspace(3) %lptr, i32 12, i32 16, i32 1)
   ret void
 }
@@ -47,9 +40,10 @@ define amdgpu_ps void @global_load_lds_dwordx3_saddr(ptr addrspace(1) nocapture
 ;
 ; GFX950-GISEL-LABEL: global_load_lds_dwordx3_saddr:
 ; GFX950-GISEL:       ; %bb.0:
-; GFX950-GISEL-NEXT:    v_readfirstlane_b32 m0, v0
+; GFX950-GISEL-NEXT:    v_readfirstlane_b32 s2, v0
 ; GFX950-GISEL-NEXT:    v_mov_b32_e32 v0, 0
-; GFX950-GISEL-NEXT:    s_nop 3
+; GFX950-GISEL-NEXT:    s_mov_b32 m0, s2
+; GFX950-GISEL-NEXT:    s_nop 0
 ; GFX950-GISEL-NEXT:    global_load_lds_dwordx3 v0, s[0:1] offset:32 nt
 ; GFX950-GISEL-NEXT:    s_endpgm
   call void @llvm.amdgcn.global.load.lds(ptr addrspace(1) %gptr, ptr addrspace(3) %lptr, i32 12, i32 32, i32 2)
@@ -57,20 +51,13 @@ define amdgpu_ps void @global_load_lds_dwordx3_saddr(ptr addrspace(1) nocapture
 }
 
 define amdgpu_ps void @global_load_lds_dwordx3_saddr_and_vaddr(ptr addrspace(1) nocapture inreg %gptr, ptr addrspace(3) nocapture %lptr, i32 %voffset) {
-; GFX950-SDAG-LABEL: global_load_lds_dwordx3_saddr_and_vaddr:
-; GFX950-SDAG:       ; %bb.0:
-; GFX950-SDAG-NEXT:    v_readfirstlane_b32 s2, v0
-; GFX950-SDAG-NEXT:    s_mov_b32 m0, s2
-; GFX950-SDAG-NEXT:    s_nop 0
-; GFX950-SDAG-NEXT:    global_load_lds_dwordx3 v1, s[0:1] offset:48 sc1
-; GFX950-SDAG-NEXT:    s_endpgm
-;
-; GFX950-GISEL-LABEL: global_load_lds_dwordx3_saddr_and_vaddr:
-; GFX950-GISEL:       ; %bb.0:
-; GFX950-GISEL-NEXT:    v_readfirstlane_b32 m0, v0
-; GFX950-GISEL-NEXT:    s_nop 4
-; GFX950-GISEL-NEXT:    global_load_lds_dwordx3 v1, s[0:1] offset:48 sc1
-; GFX950-GISEL-NEXT:    s_endpgm
+; GFX950-LABEL: global_load_lds_dwordx3_saddr_and_vaddr:
+; GFX950:       ; %bb.0:
+; GFX950-NEXT:    v_readfirstlane_b32 s2, v0
+; GFX950-NEXT:    s_mov_b32 m0, s2
+; GFX950-NEXT:    s_nop 0
+; GFX950-NEXT:    global_load_lds_dwordx3 v1, s[0:1] offset:48 sc1
+; GFX950-NEXT:    s_endpgm
   %voffset.64 = zext i32 %voffset to i64
   %gep = getelementptr i8, ptr addrspace(1) %gptr, i64 %voffset.64
   call void @llvm.amdgcn.global.load.lds(ptr addrspace(1) %gep, ptr addrspace(3) %lptr, i32 12, i32 48, i32 16)
@@ -82,20 +69,13 @@ define amdgpu_ps void @global_load_lds_dwordx3_saddr_and_vaddr(ptr addrspace(1)
 ;---------------------------------------------------------------------
 
 define amdgpu_ps void @global_load_lds_dwordx4_vaddr(ptr addrspace(1) nocapture %gptr, ptr addrspace(3) nocapture %lptr) {
-; GFX950-SDAG-LABEL: global_load_lds_dwordx4_vaddr:
-; GFX950-SDAG:       ; %bb.0:
-; GFX950-SDAG-NEXT:    v_readfirstlane_b32 s0, v2
-; GFX950-SDAG-NEXT:    s_mov_b32 m0, s0
-; GFX950-SDAG-NEXT:    s_nop 0
-; GFX950-SDAG-NEXT:    global_load_lds_dwordx4 v[0:1], off offset:16 sc0
-; GFX950-SDAG-NEXT:    s_endpgm
-;
-; GFX950-GISEL-LABEL: global_load_lds_dwordx4_vaddr:
-; GFX950-GISEL:       ; %bb.0:
-; GFX950-GISEL-NEXT:    v_readfirstlane_b32 m0, v2
-; GFX950-GISEL-NEXT:    s_nop 4
-; GFX950-GISEL-NEXT:    global_load_lds_dwordx4 v[0:1], off offset:16 sc0
-; GFX950-GISEL-NEXT:    s_endpgm
+; GFX950-LABEL: global_load_lds_dwordx4_vaddr:
+; GFX950:       ; %bb.0:
+; GFX950-NEXT:    v_readfirstlane_b32 s0, v2
+; GFX950-NEXT:    s_mov_b32 m0, s0
+; GFX950-NEXT:    s_nop 0
+; GFX950-NEXT:    global_load_lds_dwordx4 v[0:1], off offset:16 sc0
+; GFX950-NEXT:    s_endpgm
   call void @llvm.amdgcn.global.load.lds(ptr addrspace(1) %gptr, ptr addrspace(3) %lptr, i32 16, i32 16, i32 1)
   ret void
 }
@@ -112,9 +92,10 @@ define amdgpu_ps void @global_load_lds_dwordx4_saddr(ptr addrspace(1) nocapture
 ;
 ; GFX950-GISEL-LABEL: global_load_lds_dwordx4_saddr:
 ; GFX950-GISEL:       ; %bb.0:
-; GFX950-GISEL-NEXT:    v_readfirstlane_b32 m0, v0
+; GFX950-GISEL-NEXT:    v_readfirstlane_b32 s2, v0
 ; GFX950-GISEL-NEXT:    v_mov_b32_e32 v0, 0
-; GFX950-GISEL-NEXT:    s_nop 3
+; GFX950-GISEL-NEXT:    s_mov_b32 m0, s2
+; GFX950-GISEL-NEXT:    s_nop 0
 ; GFX950-GISEL-NEXT:    global_load_lds_dwordx4 v0, s[0:1] offset:32 nt
 ; GFX950-GISEL-NEXT:    s_endpgm
   call void @llvm.amdgcn.global.load.lds(ptr addrspace(1) %gptr, ptr addrspace(3) %lptr, i32 16, i32 32, i32 2)
@@ -122,24 +103,15 @@ define amdgpu_ps void @global_load_lds_dwordx4_saddr(ptr addrspace(1) nocapture
 }
 
 define amdgpu_ps void @global_load_lds_dwordx4_saddr_and_vaddr(ptr addrspace(1) nocapture inreg %gptr, ptr addrspace(3) nocapture %lptr, i32 %voffset) {
-; GFX950-SDAG-LABEL: global_load_lds_dwordx4_saddr_and_vaddr:
-; GFX950-SDAG:       ; %bb.0:
-; GFX950-SDAG-NEXT:    v_readfirstlane_b32 s2, v0
-; GFX950-SDAG-NEXT:    s_mov_b32 m0, s2
-; GFX950-SDAG-NEXT:    s_nop 0
-; GFX950-SDAG-NEXT:    global_load_lds_dwordx4 v1, s[0:1] offset:48 sc1
-; GFX950-SDAG-NEXT:    s_endpgm
-;
-; GFX950-GISEL-LABEL: global_load_lds_dwordx4_saddr_and_vaddr:
-; GFX950-GISEL:       ; %bb.0:
-; GFX950-GISEL-NEXT:    v_readfirstlane_b32 m0, v0
-; GFX950-GISEL-NEXT:    s_nop 4
-; GFX950-GISEL-NEXT:    global_load_lds_dwordx4 v1, s[0:1] offset:48 sc1
-; GFX950-GISEL-NEXT:    s_endpgm
+; GFX950-LABEL: global_load_lds_dwordx4_saddr_and_vaddr:
+; GFX950:       ; %bb.0:
+; GFX950-NEXT:    v_readfirstlane_b32 s2, v0
+; GFX950-NEXT:    s_mov_b32 m0, s2
+; GFX950-NEXT:    s_nop 0
+; GFX950-NEXT:    global_load_lds_dwordx4 v1, s[0:1] offset:48 sc1
+; GFX950-NEXT:    s_endpgm
   %voffset.64 = zext i32 %voffset to i64
   %gep = getelementptr i8, ptr addrspace(1) %gptr, i64 %voffset.64
   call void @llvm.amdgcn.global.load.lds(ptr addrspace(1) %gep, ptr addrspace(3) %lptr, i32 16, i32 48, i32 16)
   ret void
 }
-;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
-; GFX950: {{.*}}
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.global.load.lds.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.global.load.lds.ll
index daece9e776414..d8618cb22d2f6 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.global.load.lds.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.global.load.lds.ll
@@ -41,8 +41,9 @@ define amdgpu_ps void @global_load_lds_dword_vaddr(ptr addrspace(1) nocapture %g
 ;
 ; GFX900-GISEL-LABEL: global_load_lds_dword_vaddr:
 ; GFX900-GISEL:       ; %bb.0: ; %main_body
-; GFX900-GISEL-NEXT:    v_readfirstlane_b32 m0, v2
-; GFX900-GISEL-NEXT:    s_nop 4
+; GFX900-GISEL-NEXT:    v_readfirstlane_b32 s0, v2
+; GFX900-GISEL-NEXT:    s_mov_b32 m0, s0
+; GFX900-GISEL-NEXT:    s_nop 0
 ; GFX900-GISEL-NEXT:    global_load_dword v[0:1], off offset:16 glc lds
 ; GFX900-GISEL-NEXT:    s_endpgm
 main_body:
@@ -88,9 +89,10 @@ define amdgpu_ps void @global_load_lds_dword_saddr(ptr addrspace(1) nocapture in
 ;
 ; GFX900-GISEL-LABEL: global_load_lds_dword_saddr:
 ; GFX900-GISEL:       ; %bb.0: ; %main_body
-; GFX900-GISEL-NEXT:    v_readfirstlane_b32 m0, v0
+; GFX900-GISEL-NEXT:    v_readfirstlane_b32 s2, v0
 ; GFX900-GISEL-NEXT:    v_mov_b32_e32 v0, 0
-; GFX900-GISEL-NEXT:    s_nop 3
+; GFX900-GISEL-NEXT:    s_mov_b32 m0, s2
+; GFX900-GISEL-NEXT:    s_nop 0
 ; GFX900-GISEL-NEXT:    global_load_dword v0, s[0:1] offset:32 slc lds
 ; GFX900-GISEL-NEXT:    s_endpgm
 main_body:
@@ -132,8 +134,9 @@ define amdgpu_ps void @global_load_lds_dword_saddr_and_vaddr(ptr addrspace(1) no
 ;
 ; GFX900-GISEL-LABEL: global_load_lds_dword_saddr_and_vaddr:
 ; GFX900-GISEL:       ; %bb.0: ; %main_body
-; GFX900-GISEL-NEXT:    v_readfirstlane_b32 m0, v0
-; GFX900-GISEL-NEXT:    s_nop 4
+; GFX900-GISEL-NEXT:    v_readfirstlane_b32 s2, v0
+; GFX900-GISEL-NEXT:    s_mov_b32 m0, s2
+; GFX900-GISEL-NEXT:    s_nop 0
 ; GFX900-GISEL-NEXT:    global_load_dword v1, s[0:1] offset:48 lds
 ; GFX900-GISEL-NEXT:    s_endpgm
 main_body:
@@ -177,8 +180,9 @@ define amdgpu_ps void @global_load_lds_ushort_vaddr(ptr addrspace(1) nocapture %
 ;
 ; GFX900-GISEL-LABEL: global_load_lds_ushort_vaddr:
 ; GFX900-GISEL:       ; %bb.0: ; %main_body
-; GFX900-GISEL-NEXT:    v_readfirstlane_b32 m0, v2
-; GFX900-GISEL-NEXT:    s_nop 4
+; GFX900-GISEL-NEXT:    v_readfirstlane_b32 s0, v2
+; GFX900-GISEL-NEXT:    s_mov_b32 m0, s0
+; GFX900-GISEL-NEXT:    s_nop 0
 ; GFX900-GISEL-NEXT:    global_load_ushort v[0:1], off lds
 ; GFX900-GISEL-NEXT:    s_endpgm
 main_body:
@@ -220,8 +224,9 @@ define amdgpu_ps void @global_load_lds_ubyte_vaddr(ptr addrspace(1) nocapture %g
 ;
 ; GFX900-GISEL-LABEL: global_load_lds_ubyte_vaddr:
 ; GFX900-GISEL:       ; %bb.0: ; %main_body
-; GFX900-GISEL-NEXT:    v_readfirstlane_b32 m0, v2
-; GFX900-GISEL-NEXT:    s_nop 4
+; GFX900-GISEL-NEXT:    v_readfirstlane_b32 s0, v2
+; GFX900-GISEL-NEXT:    s_mov_b32 m0, s0
+; GFX900-GISEL-NEXT:    s_nop 0
 ; GFX900-GISEL-NEXT:    global_load_ubyte v[0:1], off lds
 ; GFX900-GISEL-NEXT:    s_endpgm
 main_body:
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.large.mir b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.large.mir
index 9e6a85dd2810d..aad6e031aa9ed 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.large.mir
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.large.mir
@@ -1219,14 +1219,14 @@ body:             |
     %84:vgpr_32 = COPY %3347
     %86:vgpr_32 = COPY %3347:vgpr_32
     IGLP_OPT 2
-    %593:sreg_32 = V_READFIRSTLANE_B32 %11:vgpr_32, implicit $exec
-    %595:vgpr_32 = V_LSHL_ADD_U32_e64 %593:sreg_32, 4, %3329:vgpr_32, implicit $exec
+    %593:sreg_32_xm0 = V_READFIRSTLANE_B32 %11:vgpr_32, implicit $exec
+    %595:vgpr_32 = V_LSHL_ADD_U32_e64 %593:sreg_32_xm0, 4, %3329:vgpr_32, implicit $exec
     %597:vgpr_32 = nsw V_MUL_LO_U32_e64 %595:vgpr_32, %1.sub6:sgpr_512, implicit $exec
     %599:vgpr_32 = V_ADD_LSHL_U32_e64 %597:vgpr_32, %16:vgpr_32, 1, implicit $exec
     %601:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %599:vgpr_32, %443:sgpr_128, 0, 0, 0, 0, implicit $exec
     %602:vgpr_32 = V_ADD_U32_e32 %18:sreg_32, %599:vgpr_32, implicit $exec
     %603:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %602:vgpr_32, %443:sgpr_128, 0, 0, 0, 0, implicit $exec
-    %605:sreg_32 = S_LSHL_B32 %593:sreg_32, 7, implicit-def dead $scc
+    %605:sreg_32 = S_LSHL_B32 %593:sreg_32_xm0, 7, implicit-def dead $scc
     %606:vgpr_32 = V_ADD_LSHL_U32_e64 %25:vgpr_32, %605:sreg_32, 1, implicit $exec
     DS_WRITE_B128_gfx9 %606:vgpr_32, %601:vreg_128_align2, 0, 0, implicit $exec
     DS_WRITE_B128_gfx9 %606:vgpr_32, %603:vreg_128_align2, 1024, 0, implicit $exec
@@ -1732,7 +1732,7 @@ body:             |
     undef %2978.sub0:vreg_64_align2 = V_PERM_B32_e64 %805.sub1:vreg_64_align2, %803.sub1:vreg_64_align2, %1424:sreg_32, implicit $exec
     %3005.sub1:vreg_64_align2 = V_PERM_B32_e64 %809.sub1:vreg_64_align2, %807.sub1:vreg_64_align2, %1422:sreg_32, implicit $exec
     %2978.sub1:vreg_64_align2 = V_PERM_B32_e64 %809.sub1:vreg_64_align2, %807.sub1:vreg_64_align2, %1424:sreg_32, implicit $exec
-    %1442:vgpr_32 = V_ADD_U32_e32 %593:sreg_32, %15:vgpr_32, implicit $exec
+    %1442:vgpr_32 = V_ADD_U32_e32 %593:sreg_32_xm0, %15:vgpr_32, implicit $exec
     %1444:vgpr_32 = V_AND_B32_e32 536870911, %1442:vgpr_32, implicit $exec
     %1446:vgpr_32 = nsw V_MUL_LO_U32_e64 %1444:vgpr_32, %494:sreg_32, implicit $exec
     %1447:vgpr_32 = V_ADD_LSHL_U32_e64 %47:vgpr_32, %1446:vgpr_32, 1, implicit $exec
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.small.mir b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.small.mir
index 2707c2209e7c9..0887fdf0844b0 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.small.mir
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.iglp.opt.exp.small.mir
@@ -541,11 +541,11 @@ body:             |
   %259:vreg_512_align2 = IMPLICIT_DEF
   %260:vreg_512_align2 = IMPLICIT_DEF
   IGLP_OPT 2
-  %27:sreg_32 = V_READFIRSTLANE_B32 %2:vgpr_32, implicit $exec
-  %28:vgpr_32 = V_LSHL_ADD_U32_e64 %27:sreg_32, 4, %29:vgpr_32, implicit $exec
+  %27:sreg_32_xm0 = V_READFIRSTLANE_B32 %2:vgpr_32, implicit $exec
+  %28:vgpr_32 = V_LSHL_ADD_U32_e64 %27:sreg_32_xm0, 4, %29:vgpr_32, implicit $exec
   %30:vreg_64_align2, dead %31:sreg_64 = V_MAD_U64_U32_e64 %3:sreg_32, %28:vgpr_32, %4:vreg_64_align2, 0, implicit $exec
   %32:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %30.sub0:vreg_64_align2, %5:sgpr_128, 0, 0, 0, 0, implicit $exec
-  %33:sreg_32 = S_LSHL_B32 %27:sreg_32, 7, implicit-def dead $scc
+  %33:sreg_32 = S_LSHL_B32 %27:sreg_32_xm0, 7, implicit-def dead $scc
   %34:vgpr_32 = V_ADD_LSHL_U32_e64 %6:vgpr_32, %33:sreg_32, 1, implicit $exec
   DS_WRITE_B128_gfx9 %34:vgpr_32, %32:vreg_128_align2, 0, 0, implicit $exec
   %35:vreg_128_align2 = BUFFER_LOAD_DWORDX4_OFFEN %30.sub0:vreg_64_align2, %5:sgpr_128, 0, 64, 0, 0, implicit $exec
@@ -777,7 +777,7 @@ body:             |
   %249:vgpr_32 = V_PERM_B32_e64 %40.sub0:vreg_64_align2, %38.sub0:vreg_64_align2, %15:sreg_32, implicit $exec
   %250:vgpr_32 = V_PERM_B32_e64 %40.sub1:vreg_64_align2, %38.sub1:vreg_64_align2, %14:sreg_32, implicit $exec
   %251:vgpr_32 = V_PERM_B32_e64 %40.sub1:vreg_64_align2, %38.sub1:vreg_64_align2, %15:sreg_32, implicit $exec
-  %252:vgpr_32 = V_ADD_U32_e32 %27:sreg_32, %16:vgpr_32, implicit $exec
+  %252:vgpr_32 = V_ADD_U32_e32 %27:sreg_32_xm0, %16:vgpr_32, implicit $exec
   %253:vgpr_32 = V_AND_B32_e32 536870911, %252:vgpr_32, implicit $exec
   %254:vgpr_32 = nsw V_MUL_LO_U32_e64 %253:vgpr_32, %17:sreg_32, implicit $exec
   %255:vgpr_32 = V_ADD_LSHL_U32_e64 %18:vgpr_32, %254:vgpr_32, 1, implicit $exec
@@ -897,4 +897,3 @@ body:             |
   %29:vgpr_32 = nuw V_ADD_U32_e32 64, %29:vgpr_32, implicit $exec
   S_ENDPGM 0
 ...
-
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.readfirstlane.m0.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.readfirstlane.m0.ll
new file mode 100644
index 0000000000000..0ffee36d520dc
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.readfirstlane.m0.ll
@@ -0,0 +1,33 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
+; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx1030 -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX10 -enable-var-scope %s
+; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx1030 -verify-machineinstrs -global-isel -global-isel-abort=2 < %s | FileCheck -check-prefixes=GFX10  %s
+; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx1100 -verify-machineinstrs < %s | FileCheck -check-prefixes=GFX11 -enable-var-scope %s
+; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx1100 -verify-machineinstrs -global-isel -global-isel-abort=2 < %s | FileCheck -check-prefixes=GFX11 %s
+; Test codegen with readfirstlane used by M0.
+;
+; M0 can only be written to by SALU instructions so we can't emit
+; a v_readfirstlane_b32 m0
+
+define void @test_readfirstlane_m0(i32 %arg) {
+; GFX10-LABEL: test_readfirstlane_m0:
+; GFX10:       ; %bb.0:
+; GFX10-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX10-NEXT:    v_readfirstlane_b32 s4, v0
+; GFX10-NEXT:    s_mov_b32 m0, s4
+; GFX10-NEXT:    s_sendmsg sendmsg(MSG_INTERRUPT)
+; GFX10-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX10-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX11-LABEL: test_readfirstlane_m0:
+; GFX11:       ; %bb.0:
+; GFX11-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX11-NEXT:    v_readfirstlane_b32 s0, v0
+; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
+; GFX11-NEXT:    s_mov_b32 m0, s0
+; GFX11-NEXT:    s_sendmsg sendmsg(MSG_INTERRUPT)
+; GFX11-NEXT:    s_waitcnt lgkmcnt(0)
+; GFX11-NEXT:    s_setpc_b64 s[30:31]
+  %1 = call i32 @llvm.amdgcn.readfirstlane.i32(i32 %arg)
+  call void @llvm.amdgcn.s.sendmsg(i32 1, i32 %1)
+  ret void
+}
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.s.ttracedata.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.s.ttracedata.ll
index 5dec1e15cb3d5..af792851e0ced 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.s.ttracedata.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.s.ttracedata.ll
@@ -26,19 +26,13 @@ define amdgpu_cs void @ttracedata_s(i32 inreg %val) {
 }
 
 define amdgpu_cs void @ttracedata_v(i32 %val) {
-; GFX11-SDAG-LABEL: ttracedata_v:
-; GFX11-SDAG:       ; %bb.0:
-; GFX11-SDAG-NEXT:    v_readfirstlane_b32 s0, v0
-; GFX11-SDAG-NEXT:    s_delay_alu instid0(VALU_DEP_1)
-; GFX11-SDAG-NEXT:    s_mov_b32 m0, s0
-; GFX11-SDAG-NEXT:    s_ttracedata
-; GFX11-SDAG-NEXT:    s_endpgm
-;
-; GFX11-GISEL-LABEL: ttracedata_v:
-; GFX11-GISEL:       ; %bb.0:
-; GFX11-GISEL-NEXT:    v_readfirstlane_b32 m0, v0
-; GFX11-GISEL-NEXT:    s_ttracedata
-; GFX11-GISEL-NEXT:    s_endpgm
+; GFX11-LABEL: ttracedata_v:
+; GFX11:       ; %bb.0:
+; GFX11-NEXT:    v_readfirstlane_b32 s0, v0
+; GFX11-NEXT:    s_delay_alu instid0(VALU_DEP_1)
+; GFX11-NEXT:    s_mov_b32 m0, s0
+; GFX11-NEXT:    s_ttracedata
+; GFX11-NEXT:    s_endpgm
   call void @llvm.amdgcn.s.ttracedata(i32 %val)
   ret void
 }
@@ -51,3 +45,6 @@ define amdgpu_cs void @ttracedata_imm() {
   call void @llvm.amdgcn.s.ttracedata.imm(i16 1000)
   ret void
 }
+;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
+; GFX11-GISEL: {{.*}}
+; GFX11-SDAG: {{.*}}
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.writelane.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.writelane.ll
index 7342c366799e9..6646818b7b36f 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.writelane.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.writelane.ll
@@ -887,16 +887,16 @@ define amdgpu_kernel void @test_writelane_vreg_lane_f64(ptr addrspace(1) %out, p
 ; GFX802-SDAG-NEXT:    flat_load_dword v2, v[0:1]
 ; GFX802-SDAG-NEXT:    s_load_dwordx2 s[2:3], s[0:1], 0x0
 ; GFX802-SDAG-NEXT:    s_waitcnt lgkmcnt(0)
-; GFX802-SDAG-NEXT:    v_mov_b32_e32 v1, s3
 ; GFX802-SDAG-NEXT:    v_mov_b32_e32 v0, s2
+; GFX802-SDAG-NEXT:    v_mov_b32_e32 v1, s3
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v2
 ; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s2, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s2
 ; GFX802-SDAG-NEXT:    v_mov_b32_e32 v3, s1
 ; GFX802-SDAG-NEXT:    s_nop 1
+; GFX802-SDAG-NEXT:    v_writelane_b32 v0, 0, s2
 ; GFX802-SDAG-NEXT:    v_writelane_b32 v1, s4, m0
 ; GFX802-SDAG-NEXT:    v_mov_b32_e32 v2, s0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v0, 0, s2
 ; GFX802-SDAG-NEXT:    flat_store_dwordx2 v[2:3], v[0:1]
 ; GFX802-SDAG-NEXT:    s_endpgm
 ;
@@ -1936,11 +1936,11 @@ define void @test_writelane_half(ptr addrspace(1) %out, half %src, i32 %src1) {
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_ushort v4, v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    s_nop 1
-; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s4, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s5, m0
 ; GFX802-SDAG-NEXT:    flat_store_short v[0:1], v4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -2014,11 +2014,11 @@ define void @test_writelane_float(ptr addrspace(1) %out, float %src, i32 %src1)
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dword v4, v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    s_nop 1
-; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s4, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s5, m0
 ; GFX802-SDAG-NEXT:    flat_store_dword v[0:1], v4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -2092,11 +2092,11 @@ define void @test_writelane_bfloat(ptr addrspace(1) %out, bfloat %src, i32 %src1
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_ushort v4, v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    s_nop 1
-; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s4, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s5, m0
 ; GFX802-SDAG-NEXT:    flat_store_short v[0:1], v4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -2128,11 +2128,11 @@ define void @test_writelane_bfloat(ptr addrspace(1) %out, bfloat %src, i32 %src1
 ; GFX802-GISEL:       ; %bb.0:
 ; GFX802-GISEL-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-GISEL-NEXT:    flat_load_ushort v4, v[0:1]
-; GFX802-GISEL-NEXT:    v_readfirstlane_b32 m0, v3
-; GFX802-GISEL-NEXT:    v_readfirstlane_b32 s4, v2
+; GFX802-GISEL-NEXT:    v_readfirstlane_b32 s4, v3
+; GFX802-GISEL-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-GISEL-NEXT:    s_mov_b32 m0, s4
 ; GFX802-GISEL-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-GISEL-NEXT:    s_nop 1
-; GFX802-GISEL-NEXT:    v_writelane_b32 v4, s4, m0
+; GFX802-GISEL-NEXT:    v_writelane_b32 v4, s5, m0
 ; GFX802-GISEL-NEXT:    flat_store_short v[0:1], v4
 ; GFX802-GISEL-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-GISEL-NEXT:    s_setpc_b64 s[30:31]
@@ -2170,11 +2170,11 @@ define void @test_writelane_i16(ptr addrspace(1) %out, i16 %src, i32 %src1) {
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_ushort v4, v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    s_nop 1
-; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s4, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s5, m0
 ; GFX802-SDAG-NEXT:    flat_store_short v[0:1], v4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -2248,11 +2248,11 @@ define void @test_writelane_v2f16(ptr addrspace(1) %out, <2 x half> %src, i32 %s
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dword v4, v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    s_nop 1
-; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s4, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s5, m0
 ; GFX802-SDAG-NEXT:    flat_store_dword v[0:1], v4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -2326,13 +2326,13 @@ define void @test_readlane_v2f32(ptr addrspace(1) %out, <2 x float> %src, i32 %s
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dwordx2 v[5:6], v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v4
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v4
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    s_nop 0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v6, s4, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v5, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v6, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v5, s6, m0
 ; GFX802-SDAG-NEXT:    flat_store_dwordx2 v[0:1], v[5:6]
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -2419,23 +2419,24 @@ define void @test_writelane_v7i32(ptr addrspace(1) %out, <7 x i32> %src, i32 %sr
 ; GFX802-SDAG-NEXT:    flat_load_dwordx4 v[10:13], v[0:1]
 ; GFX802-SDAG-NEXT:    v_addc_u32_e32 v18, vcc, 0, v1, vcc
 ; GFX802-SDAG-NEXT:    flat_load_dwordx3 v[14:16], v[17:18]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v9
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s7, v5
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s8, v4
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s9, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s10, v2
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v8
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v7
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v6
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v9
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s8, v5
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s9, v4
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s10, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s11, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v8
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v7
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s7, v6
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(1)
-; GFX802-SDAG-NEXT:    v_writelane_b32 v13, s7, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v12, s8, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v11, s9, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v10, s10, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v13, s8, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v12, s9, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v11, s10, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v10, s11, m0
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    v_writelane_b32 v16, s4, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v15, s5, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v14, s6, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v16, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v15, s6, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v14, s7, m0
 ; GFX802-SDAG-NEXT:    flat_store_dwordx4 v[0:1], v[10:13]
 ; GFX802-SDAG-NEXT:    flat_store_dwordx3 v[17:18], v[14:16]
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
@@ -2592,16 +2593,17 @@ define void @test_writelane_v8i16(ptr addrspace(1) %out, <8 x i16> %src, i32 %sr
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dwordx4 v[7:10], v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v6
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v5
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v4
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s7, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v6
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v5
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v4
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s7, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s8, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    v_writelane_b32 v10, s4, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v9, s5, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v8, s6, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v7, s7, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v10, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v9, s6, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v8, s7, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v7, s8, m0
 ; GFX802-SDAG-NEXT:    flat_store_dwordx4 v[0:1], v[7:10]
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.writelane.ptr.ll b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.writelane.ptr.ll
index edc1afe410a63..40e124382df95 100644
--- a/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.writelane.ptr.ll
+++ b/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.writelane.ptr.ll
@@ -8,13 +8,13 @@ define void @test_writelane_p0(ptr addrspace(1) %out, ptr %src, i32 %src1) {
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dwordx2 v[5:6], v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v4
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v4
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    s_nop 0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v6, s4, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v5, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v6, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v5, s6, m0
 ; GFX802-SDAG-NEXT:    flat_store_dwordx2 v[0:1], v[5:6]
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -59,21 +59,22 @@ define void @test_writelane_v3p0(ptr addrspace(1) %out, <3 x ptr> %src, i32 %src
 ; GFX802-SDAG-NEXT:    flat_load_dwordx4 v[9:12], v[0:1]
 ; GFX802-SDAG-NEXT:    v_addc_u32_e32 v14, vcc, 0, v1, vcc
 ; GFX802-SDAG-NEXT:    flat_load_dwordx2 v[15:16], v[13:14]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v8
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v5
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s7, v4
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s8, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s9, v2
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v7
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v6
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v8
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s7, v5
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s8, v4
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s9, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s10, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v7
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v6
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(1)
-; GFX802-SDAG-NEXT:    v_writelane_b32 v12, s6, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v11, s7, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v10, s8, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v9, s9, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v12, s7, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v11, s8, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v10, s9, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v9, s10, m0
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    v_writelane_b32 v16, s4, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v15, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v16, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v15, s6, m0
 ; GFX802-SDAG-NEXT:    flat_store_dwordx4 v[0:1], v[9:12]
 ; GFX802-SDAG-NEXT:    flat_store_dwordx2 v[13:14], v[15:16]
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
@@ -141,11 +142,11 @@ define void @test_writelane_p3(ptr addrspace(1) %out, ptr addrspace(3) %src, i32
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dword v4, v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    s_nop 1
-; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s4, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s5, m0
 ; GFX802-SDAG-NEXT:    flat_store_dword v[0:1], v4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -183,14 +184,15 @@ define void @test_writelane_v3p3(ptr addrspace(1) %out, <3 x ptr addrspace(3)> %
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dwordx3 v[6:8], v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v5
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v4
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v5
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v4
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s7, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    v_writelane_b32 v8, s4, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v7, s5, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v6, s6, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v8, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v7, s6, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v6, s7, m0
 ; GFX802-SDAG-NEXT:    flat_store_dwordx3 v[0:1], v[6:8]
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -237,11 +239,11 @@ define void @test_writelane_p5(ptr addrspace(1) %out, ptr addrspace(5) %src, i32
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dword v4, v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    s_nop 1
-; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s4, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s5, m0
 ; GFX802-SDAG-NEXT:    flat_store_dword v[0:1], v4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -279,14 +281,15 @@ define void @test_writelane_v3p5(ptr addrspace(1) %out, <3 x ptr addrspace(5)> %
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dwordx3 v[6:8], v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v5
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v4
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v5
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v4
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s7, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    v_writelane_b32 v8, s4, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v7, s5, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v6, s6, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v8, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v7, s6, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v6, s7, m0
 ; GFX802-SDAG-NEXT:    flat_store_dwordx3 v[0:1], v[6:8]
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -333,11 +336,11 @@ define void @test_writelane_p6(ptr addrspace(1) %out, ptr addrspace(6) %src, i32
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dword v4, v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    s_nop 1
-; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s4, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v4, s5, m0
 ; GFX802-SDAG-NEXT:    flat_store_dword v[0:1], v4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
@@ -375,14 +378,15 @@ define void @test_writelane_v3p6(ptr addrspace(1) %out, <3 x ptr addrspace(6)> %
 ; GFX802-SDAG:       ; %bb.0:
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
 ; GFX802-SDAG-NEXT:    flat_load_dwordx3 v[6:8], v[0:1]
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 m0, v5
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v4
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v3
-; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v2
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s4, v5
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s5, v4
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s6, v3
+; GFX802-SDAG-NEXT:    v_readfirstlane_b32 s7, v2
+; GFX802-SDAG-NEXT:    s_mov_b32 m0, s4
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
-; GFX802-SDAG-NEXT:    v_writelane_b32 v8, s4, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v7, s5, m0
-; GFX802-SDAG-NEXT:    v_writelane_b32 v6, s6, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v8, s5, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v7, s6, m0
+; GFX802-SDAG-NEXT:    v_writelane_b32 v6, s7, m0
 ; GFX802-SDAG-NEXT:    flat_store_dwordx3 v[0:1], v[6:8]
 ; GFX802-SDAG-NEXT:    s_waitcnt vmcnt(0)
 ; GFX802-SDAG-NEXT:    s_setpc_b64 s[30:31]
diff --git a/llvm/test/CodeGen/AMDGPU/merge-load-store-physreg.mir b/llvm/test/CodeGen/AMDGPU/merge-load-store-physreg.mir
index 73b114b6d0969..9c02c935b9498 100644
--- a/llvm/test/CodeGen/AMDGPU/merge-load-store-physreg.mir
+++ b/llvm/test/CodeGen/AMDGPU/merge-load-store-physreg.mir
@@ -50,7 +50,7 @@ body:             |
 
     $m0 = S_MOV_B32 -1
     %2:vgpr_32 = DS_READ_B32 %1, 0, 0, implicit $m0, implicit $exec :: (load (s32))
-    %20:sgpr_32 = V_READFIRSTLANE_B32 %2, implicit $exec
+    %20:sreg_32_xm0 = V_READFIRSTLANE_B32 %2, implicit $exec
 
     %21:sgpr_32 = S_ADD_U32 %20, 4, implicit-def $scc
     ; The S_ADDC_U32 depends on the first DS_READ_B32 only via SCC
diff --git a/llvm/test/CodeGen/AMDGPU/move-to-valu-vimage-vsample.ll b/llvm/test/CodeGen/AMDGPU/move-to-valu-vimage-vsample.ll
index 856cf61127849..91964ab0e91a6 100644
--- a/llvm/test/CodeGen/AMDGPU/move-to-valu-vimage-vsample.ll
+++ b/llvm/test/CodeGen/AMDGPU/move-to-valu-vimage-vsample.ll
@@ -31,22 +31,22 @@ define amdgpu_ps float @vimage_move_to_valu(<8 x i32> %rsrc) {
   ; GFX11-NEXT: bb.1:
   ; GFX11-NEXT:   successors: %bb.2(0x80000000)
   ; GFX11-NEXT: {{  $}}
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX11-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX11-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX11-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX11-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX11-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub4, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub5, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub4, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub5, implicit $exec
   ; GFX11-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_4]], %subreg.sub0, [[V_READFIRSTLANE_B32_5]], %subreg.sub1
   ; GFX11-NEXT:   [[V_CMP_EQ_U64_e64_2:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub4_sub5, implicit $exec
   ; GFX11-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U64_e64_2]], implicit-def $scc
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub6, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub7, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub6, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub7, implicit $exec
   ; GFX11-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_6]], %subreg.sub0, [[V_READFIRSTLANE_B32_7]], %subreg.sub1
   ; GFX11-NEXT:   [[V_CMP_EQ_U64_e64_3:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE]].sub6_sub7, implicit $exec
   ; GFX11-NEXT:   [[S_AND_B32_2:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_1]], [[V_CMP_EQ_U64_e64_3]], implicit-def $scc
@@ -93,22 +93,22 @@ define amdgpu_ps float @vimage_move_to_valu(<8 x i32> %rsrc) {
   ; GFX12-NEXT: bb.1:
   ; GFX12-NEXT:   successors: %bb.2(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub4, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub5, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub4, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub5, implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_4]], %subreg.sub0, [[V_READFIRSTLANE_B32_5]], %subreg.sub1
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_2:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub4_sub5, implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U64_e64_2]], implicit-def $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub6, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub7, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub6, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub7, implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_6]], %subreg.sub0, [[V_READFIRSTLANE_B32_7]], %subreg.sub1
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_3:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE]].sub6_sub7, implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_2:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_1]], [[V_CMP_EQ_U64_e64_3]], implicit-def $scc
@@ -165,22 +165,22 @@ define amdgpu_ps float @vsample_move_to_valu_rsrc(<8 x i32> %rsrc, <4 x i32> inr
   ; GFX11-NEXT: bb.1:
   ; GFX11-NEXT:   successors: %bb.2(0x80000000)
   ; GFX11-NEXT: {{  $}}
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX11-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX11-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX11-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX11-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX11-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub4, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub5, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub4, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub5, implicit $exec
   ; GFX11-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_4]], %subreg.sub0, [[V_READFIRSTLANE_B32_5]], %subreg.sub1
   ; GFX11-NEXT:   [[V_CMP_EQ_U64_e64_2:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE]].sub4_sub5, implicit $exec
   ; GFX11-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U64_e64_2]], implicit-def $scc
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub6, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub7, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub6, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub7, implicit $exec
   ; GFX11-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_6]], %subreg.sub0, [[V_READFIRSTLANE_B32_7]], %subreg.sub1
   ; GFX11-NEXT:   [[V_CMP_EQ_U64_e64_3:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE]].sub6_sub7, implicit $exec
   ; GFX11-NEXT:   [[S_AND_B32_2:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_1]], [[V_CMP_EQ_U64_e64_3]], implicit-def $scc
@@ -232,22 +232,22 @@ define amdgpu_ps float @vsample_move_to_valu_rsrc(<8 x i32> %rsrc, <4 x i32> inr
   ; GFX12-NEXT: bb.1:
   ; GFX12-NEXT:   successors: %bb.2(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub4, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub5, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub4, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub5, implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_4]], %subreg.sub0, [[V_READFIRSTLANE_B32_5]], %subreg.sub1
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_2:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE4]], [[REG_SEQUENCE]].sub4_sub5, implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_]], [[V_CMP_EQ_U64_e64_2]], implicit-def $scc
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub6, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub7, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub6, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub7, implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE5:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_6]], %subreg.sub0, [[V_READFIRSTLANE_B32_7]], %subreg.sub1
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_3:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE5]], [[REG_SEQUENCE]].sub6_sub7, implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_2:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[S_AND_B32_1]], [[V_CMP_EQ_U64_e64_3]], implicit-def $scc
@@ -300,12 +300,12 @@ define amdgpu_ps float @vsample_move_to_valu_samp(<8 x i32> inreg %rsrc, <4 x i3
   ; GFX11-NEXT: bb.1:
   ; GFX11-NEXT:   successors: %bb.2(0x80000000)
   ; GFX11-NEXT: {{  $}}
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub0, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub1, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub0, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub1, implicit $exec
   ; GFX11-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX11-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE1]].sub0_sub1, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub2, implicit $exec
-  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub3, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub2, implicit $exec
+  ; GFX11-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub3, implicit $exec
   ; GFX11-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX11-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE1]].sub2_sub3, implicit $exec
   ; GFX11-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -353,12 +353,12 @@ define amdgpu_ps float @vsample_move_to_valu_samp(<8 x i32> inreg %rsrc, <4 x i3
   ; GFX12-NEXT: bb.1:
   ; GFX12-NEXT:   successors: %bb.2(0x80000000)
   ; GFX12-NEXT: {{  $}}
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub0, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub1, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub0, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub1, implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE1]].sub0_sub1, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub2, implicit $exec
-  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub3, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub2, implicit $exec
+  ; GFX12-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE1]].sub3, implicit $exec
   ; GFX12-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; GFX12-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], [[REG_SEQUENCE1]].sub2_sub3, implicit $exec
   ; GFX12-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
diff --git a/llvm/test/CodeGen/AMDGPU/mubuf-legalize-operands.mir b/llvm/test/CodeGen/AMDGPU/mubuf-legalize-operands.mir
index c702de6285d9b..f9dd736dd1454 100644
--- a/llvm/test/CodeGen/AMDGPU/mubuf-legalize-operands.mir
+++ b/llvm/test/CodeGen/AMDGPU/mubuf-legalize-operands.mir
@@ -46,12 +46,12 @@ body:             |
     ; W64-NEXT: .1:
     ; W64-NEXT: successors: %bb.2(0x80000000)
     ; W64-NEXT: {{  $}}
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
     ; W64-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
     ; W64-NEXT: [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
     ; W64-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
     ; W64-NEXT: [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
     ; W64-NEXT: [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -91,12 +91,12 @@ body:             |
     ; W32-NEXT: .1:
     ; W32-NEXT: successors: %bb.2(0x80000000)
     ; W32-NEXT: {{  $}}
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
     ; W32-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
     ; W32-NEXT: [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
     ; W32-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
     ; W32-NEXT: [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
     ; W32-NEXT: [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -161,12 +161,12 @@ body:             |
     ; W64-NEXT: .1:
     ; W64-NEXT: successors: %bb.2(0x80000000)
     ; W64-NEXT: {{  $}}
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
     ; W64-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
     ; W64-NEXT: [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
     ; W64-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
     ; W64-NEXT: [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
     ; W64-NEXT: [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -206,12 +206,12 @@ body:             |
     ; W32-NEXT: .1:
     ; W32-NEXT: successors: %bb.2(0x80000000)
     ; W32-NEXT: {{  $}}
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
     ; W32-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
     ; W32-NEXT: [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
     ; W32-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
     ; W32-NEXT: [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
     ; W32-NEXT: [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -276,12 +276,12 @@ body:             |
     ; W64-NEXT: .1:
     ; W64-NEXT: successors: %bb.2(0x80000000)
     ; W64-NEXT: {{  $}}
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
     ; W64-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
     ; W64-NEXT: [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-    ; W64-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+    ; W64-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
     ; W64-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
     ; W64-NEXT: [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
     ; W64-NEXT: [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -321,12 +321,12 @@ body:             |
     ; W32-NEXT: .1:
     ; W32-NEXT: successors: %bb.2(0x80000000)
     ; W32-NEXT: {{  $}}
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
     ; W32-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
     ; W32-NEXT: [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
     ; W32-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
     ; W32-NEXT: [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
     ; W32-NEXT: [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -496,12 +496,12 @@ body:             |
     ; W64-NO-ADDR64-NEXT: .1:
     ; W64-NO-ADDR64-NEXT: successors: %bb.2(0x80000000)
     ; W64-NO-ADDR64-NEXT: {{  $}}
-    ; W64-NO-ADDR64-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-    ; W64-NO-ADDR64-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+    ; W64-NO-ADDR64-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+    ; W64-NO-ADDR64-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
     ; W64-NO-ADDR64-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
     ; W64-NO-ADDR64-NEXT: [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-    ; W64-NO-ADDR64-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-    ; W64-NO-ADDR64-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+    ; W64-NO-ADDR64-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+    ; W64-NO-ADDR64-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
     ; W64-NO-ADDR64-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
     ; W64-NO-ADDR64-NEXT: [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_64_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
     ; W64-NO-ADDR64-NEXT: [[S_AND_B64_:%[0-9]+]]:sreg_64_xexec = S_AND_B64 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
@@ -541,12 +541,12 @@ body:             |
     ; W32-NEXT: .1:
     ; W32-NEXT: successors: %bb.2(0x80000000)
     ; W32-NEXT: {{  $}}
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
     ; W32-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
     ; W32-NEXT: [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-    ; W32-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+    ; W32-NEXT: [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
     ; W32-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
     ; W32-NEXT: [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
     ; W32-NEXT: [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 [[V_CMP_EQ_U64_e64_]], [[V_CMP_EQ_U64_e64_1]], implicit-def $scc
diff --git a/llvm/test/CodeGen/AMDGPU/no-remat-indirect-mov.mir b/llvm/test/CodeGen/AMDGPU/no-remat-indirect-mov.mir
index b501fd037574b..bb9d22fedf38d 100644
--- a/llvm/test/CodeGen/AMDGPU/no-remat-indirect-mov.mir
+++ b/llvm/test/CodeGen/AMDGPU/no-remat-indirect-mov.mir
@@ -56,7 +56,7 @@ body:             |
   ; GFX9-NEXT: bb.1:
   ; GFX9-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
   ; GFX9-NEXT: {{  $}}
-  ; GFX9-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[V_AND_B32_e32_]], implicit $exec
+  ; GFX9-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_AND_B32_e32_]], implicit $exec
   ; GFX9-NEXT:   [[V_CMP_EQ_U32_e64_:%[0-9]+]]:sreg_64 = V_CMP_EQ_U32_e64 [[V_READFIRSTLANE_B32_]], [[V_AND_B32_e32_]], implicit $exec
   ; GFX9-NEXT:   [[S_AND_SAVEEXEC_B64_:%[0-9]+]]:sreg_64 = S_AND_SAVEEXEC_B64 [[V_CMP_EQ_U32_e64_]], implicit-def $exec, implicit-def dead $scc, implicit $exec
   ; GFX9-NEXT:   S_SET_GPR_IDX_ON [[V_READFIRSTLANE_B32_]], 1, implicit-def $m0, implicit-def $mode, implicit undef $m0, implicit $mode
@@ -99,7 +99,7 @@ body:             |
   bb.1:
     successors: %bb.1, %bb.2
 
-    %21:sgpr_32 = V_READFIRSTLANE_B32 %19, implicit $exec
+    %21:sreg_32_xm0 = V_READFIRSTLANE_B32 %19, implicit $exec
     %22:sreg_64 = V_CMP_EQ_U32_e64 %21, %19, implicit $exec
     %23:sreg_64 = S_AND_SAVEEXEC_B64 killed %22, implicit-def $exec, implicit-def dead $scc, implicit $exec
     S_SET_GPR_IDX_ON killed %21, 1, implicit-def $m0, implicit-def $mode, implicit undef $m0, implicit $mode
diff --git a/llvm/test/CodeGen/AMDGPU/schedule-regpressure-ilp-metric-spills.mir b/llvm/test/CodeGen/AMDGPU/schedule-regpressure-ilp-metric-spills.mir
index 34d203e0de2ff..aa0d1fe45e9a8 100644
--- a/llvm/test/CodeGen/AMDGPU/schedule-regpressure-ilp-metric-spills.mir
+++ b/llvm/test/CodeGen/AMDGPU/schedule-regpressure-ilp-metric-spills.mir
@@ -23,7 +23,7 @@
 # GCN-GCNTRACKER: S_ENDPGM
 
 # When using the GCN Trackers, the scheduler is able to acieve desired occupancy without running high-RP-reschedule stage. However, the RP is still high,
-# and RA is unable to allocate without spills. By running the high-RP-reschedule schedule we would have furhter decreased RP, which provides increased 
+# and RA is unable to allocate without spills. By running the high-RP-reschedule schedule we would have furhter decreased RP, which provides increased
 # flexibility for RA.
 
 ---
@@ -72,7 +72,7 @@ body:             |
     %33:vgpr_32 = V_CVT_U32_F32_e64 0, %32, 0, 0, implicit $mode, implicit $exec
     undef %34.sub0:sgpr_256 = S_MOV_B32 0
     %35:sreg_32 = S_SUB_I32 0, %29, implicit-def dead $scc
-    %36:sreg_32 = V_READFIRSTLANE_B32 %33, implicit $exec
+    %36:sreg_32_xm0 = V_READFIRSTLANE_B32 %33, implicit $exec
     %37:sreg_32 = S_MUL_I32 %35, %36
     %38:sreg_32 = S_MUL_HI_U32 %36, %37
     %39:sreg_32 = S_ADD_I32 %36, %38, implicit-def dead $scc
@@ -99,7 +99,7 @@ body:             |
     %58:vgpr_32 = V_MUL_F32_e64 0, 1333788670, 0, %57, 0, 0, implicit $mode, implicit $exec
     %59:vgpr_32 = V_CVT_U32_F32_e64 0, %58, 0, 0, implicit $mode, implicit $exec
     %60:sreg_32 = S_SUB_I32 0, %55, implicit-def dead $scc
-    %61:sreg_32 = V_READFIRSTLANE_B32 %59, implicit $exec
+    %61:sreg_32_xm0 = V_READFIRSTLANE_B32 %59, implicit $exec
     %62:sreg_32 = S_MUL_I32 %60, %61
     %63:sreg_32 = S_MUL_HI_U32 %61, %62
     %64:sreg_32 = S_ADD_I32 %61, %63, implicit-def dead $scc
@@ -127,7 +127,7 @@ body:             |
     %84:vgpr_32 = V_MUL_F32_e64 0, 1333788670, 0, %83, 0, 0, implicit $mode, implicit $exec
     %85:vgpr_32 = V_CVT_U32_F32_e64 0, %84, 0, 0, implicit $mode, implicit $exec
     %86:sreg_32 = S_SUB_I32 0, %81, implicit-def dead $scc
-    %87:sreg_32 = V_READFIRSTLANE_B32 %85, implicit $exec
+    %87:sreg_32_xm0 = V_READFIRSTLANE_B32 %85, implicit $exec
     %88:sreg_32 = S_MUL_I32 %86, %87
     %89:sreg_32 = S_MUL_HI_U32 %87, %88
     %90:sreg_32 = S_ADD_I32 %87, %89, implicit-def dead $scc
@@ -175,7 +175,7 @@ body:             |
     %127:vgpr_32 = V_MUL_F32_e64 0, 1333788670, 0, %126, 0, 0, implicit $mode, implicit $exec
     %128:vgpr_32 = V_CVT_U32_F32_e64 0, %127, 0, 0, implicit $mode, implicit $exec
     %129:sreg_32 = S_SUB_I32 0, %124, implicit-def dead $scc
-    %130:sreg_32 = V_READFIRSTLANE_B32 %128, implicit $exec
+    %130:sreg_32_xm0 = V_READFIRSTLANE_B32 %128, implicit $exec
     %131:sreg_32 = S_MUL_I32 %129, %130
     %132:sreg_32 = S_MUL_HI_U32 %130, %131
     %133:sreg_32 = S_ADD_I32 %130, %132, implicit-def dead $scc
diff --git a/llvm/test/CodeGen/AMDGPU/si-fix-sgpr-copies-copy-to-sgpr.mir b/llvm/test/CodeGen/AMDGPU/si-fix-sgpr-copies-copy-to-sgpr.mir
index b427974edeb66..400005a8dff2e 100644
--- a/llvm/test/CodeGen/AMDGPU/si-fix-sgpr-copies-copy-to-sgpr.mir
+++ b/llvm/test/CodeGen/AMDGPU/si-fix-sgpr-copies-copy-to-sgpr.mir
@@ -26,7 +26,8 @@ body:             |
     ; CHECK-NEXT: [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 65535
     ; CHECK-NEXT: [[DEF:%[0-9]+]]:sreg_32 = IMPLICIT_DEF
     ; CHECK-NEXT: [[V_AND_B32_e64_:%[0-9]+]]:vgpr_32 = V_AND_B32_e64 killed [[S_MOV_B32_2]], [[V_XOR_B32_e64_]], implicit $exec
-    ; CHECK-NEXT: $sgpr0 = V_READFIRSTLANE_B32 [[V_AND_B32_e64_]], implicit $exec
+    ; CHECK-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_AND_B32_e64_]], implicit $exec
+    ; CHECK-NEXT: $sgpr0 = COPY [[V_READFIRSTLANE_B32_]]
     ; CHECK-NEXT: SI_RETURN_TO_EPILOG $sgpr0
     %0:sgpr_32 = COPY $sgpr0
     %2:sreg_32 = S_MOV_B32 16
diff --git a/llvm/test/CodeGen/AMDGPU/tail-call-inreg-arguments.convergencetokens.ll b/llvm/test/CodeGen/AMDGPU/tail-call-inreg-arguments.convergencetokens.ll
index c0587d260c6f2..75f3b6ff8917a 100644
--- a/llvm/test/CodeGen/AMDGPU/tail-call-inreg-arguments.convergencetokens.ll
+++ b/llvm/test/CodeGen/AMDGPU/tail-call-inreg-arguments.convergencetokens.ll
@@ -28,10 +28,10 @@ define void @tail_call_i64_inreg_uniform_in_vgpr_convergence_tokens() #0 {
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[DS_READ_B64_gfx9_]].sub0
   ; CHECK-NEXT:   CONVERGENCECTRL_GLUE [[CONVERGENCECTRL_ENTRY]]
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[COPY10]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY11]], implicit $exec, implicit [[CONVERGENCECTRL_ENTRY]]
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY11]], implicit $exec, implicit [[CONVERGENCECTRL_ENTRY]]
   ; CHECK-NEXT:   CONVERGENCECTRL_GLUE [[CONVERGENCECTRL_ENTRY]]
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec, implicit [[CONVERGENCECTRL_ENTRY]]
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec, implicit [[CONVERGENCECTRL_ENTRY]]
   ; CHECK-NEXT:   [[SI_PC_ADD_REL_OFFSET:%[0-9]+]]:sreg_64 = SI_PC_ADD_REL_OFFSET target-flags(amdgpu-gotprel32-lo) @void_func_i64_inreg, target-flags(amdgpu-gotprel32-hi) @void_func_i64_inreg, implicit-def dead $scc
   ; CHECK-NEXT:   [[S_LOAD_DWORDX2_IMM:%[0-9]+]]:ccr_sgpr_64 = S_LOAD_DWORDX2_IMM killed [[SI_PC_ADD_REL_OFFSET]], 0, 0 :: (dereferenceable invariant load (s64) from got, addrspace 4)
   ; CHECK-NEXT:   $sgpr4_sgpr5 = COPY [[COPY8]]
diff --git a/llvm/test/CodeGen/AMDGPU/tail-call-uniform-target-in-vgprs-issue110930.convergencetokens.ll b/llvm/test/CodeGen/AMDGPU/tail-call-uniform-target-in-vgprs-issue110930.convergencetokens.ll
index ac449f972acb5..a06899eb9b0e6 100644
--- a/llvm/test/CodeGen/AMDGPU/tail-call-uniform-target-in-vgprs-issue110930.convergencetokens.ll
+++ b/llvm/test/CodeGen/AMDGPU/tail-call-uniform-target-in-vgprs-issue110930.convergencetokens.ll
@@ -28,11 +28,11 @@ define void @tail_call_uniform_vgpr_value_convergence_tokens() #0 {
   ; CHECK-NEXT:   [[COPY9:%[0-9]+]]:vgpr_32 = COPY [[DS_READ_B64_gfx9_]].sub1
   ; CHECK-NEXT:   CONVERGENCECTRL_GLUE [[CONVERGENCECTRL_ENTRY]]
   ; CHECK-NEXT:   [[COPY10:%[0-9]+]]:vgpr_32 = COPY [[COPY9]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY10]], implicit $exec, implicit [[CONVERGENCECTRL_ENTRY]]
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY10]], implicit $exec, implicit [[CONVERGENCECTRL_ENTRY]]
   ; CHECK-NEXT:   [[COPY11:%[0-9]+]]:vgpr_32 = COPY [[DS_READ_B64_gfx9_]].sub0
   ; CHECK-NEXT:   CONVERGENCECTRL_GLUE [[CONVERGENCECTRL_ENTRY]]
   ; CHECK-NEXT:   [[COPY12:%[0-9]+]]:vgpr_32 = COPY [[COPY11]]
-  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec, implicit [[CONVERGENCECTRL_ENTRY]]
+  ; CHECK-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 killed [[COPY12]], implicit $exec, implicit [[CONVERGENCECTRL_ENTRY]]
   ; CHECK-NEXT:   [[REG_SEQUENCE:%[0-9]+]]:ccr_sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_1]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_]], %subreg.sub1
   ; CHECK-NEXT:   $sgpr4_sgpr5 = COPY [[COPY8]]
   ; CHECK-NEXT:   $sgpr6_sgpr7 = COPY [[COPY7]]
diff --git a/llvm/test/CodeGen/AMDGPU/twoaddr-constrain.ll b/llvm/test/CodeGen/AMDGPU/twoaddr-constrain.ll
index d9e0e0298e072..ef2eca8cd3491 100644
--- a/llvm/test/CodeGen/AMDGPU/twoaddr-constrain.ll
+++ b/llvm/test/CodeGen/AMDGPU/twoaddr-constrain.ll
@@ -13,11 +13,11 @@ define amdgpu_ps <3 x i32> @s_load_constant_v3i32_align4(ptr addrspace(4) inreg
   ; CHECK-NEXT:   [[COPY2:%[0-9]+]].sub1:sreg_64 = COPY killed [[COPY1]]
   ; CHECK-NEXT:   early-clobber %11:sreg_64_xexec = S_LOAD_DWORDX2_IMM_ec [[COPY2]], 0, 0 :: (invariant load (<2 x s32>) from %ir.ptr, align 4, addrspace 4)
   ; CHECK-NEXT:   [[S_LOAD_DWORD_IMM:%[0-9]+]]:sreg_32_xm0_xexec = S_LOAD_DWORD_IMM killed [[COPY2]], 8, 0 :: (invariant load (s32) from %ir.ptr + 8, addrspace 4)
-  ; CHECK-NEXT:   [[COPY3:%[0-9]+]]:sreg_32 = COPY %11.sub0
+  ; CHECK-NEXT:   [[COPY3:%[0-9]+]]:sreg_32_xm0 = COPY %11.sub0
   ; CHECK-NEXT:   $sgpr0 = COPY killed [[COPY3]]
-  ; CHECK-NEXT:   [[COPY4:%[0-9]+]]:sreg_32 = COPY killed %11.sub1
+  ; CHECK-NEXT:   [[COPY4:%[0-9]+]]:sreg_32_xm0 = COPY killed %11.sub1
   ; CHECK-NEXT:   $sgpr1 = COPY killed [[COPY4]]
-  ; CHECK-NEXT:   [[COPY5:%[0-9]+]]:sreg_32 = COPY killed [[S_LOAD_DWORD_IMM]]
+  ; CHECK-NEXT:   [[COPY5:%[0-9]+]]:sreg_32_xm0 = COPY killed [[S_LOAD_DWORD_IMM]]
   ; CHECK-NEXT:   $sgpr2 = COPY killed [[COPY5]]
   ; CHECK-NEXT:   SI_RETURN_TO_EPILOG implicit killed $sgpr0, implicit killed $sgpr1, implicit killed $sgpr2
   %load = load <3 x i32>, ptr addrspace(4) %ptr, align 4
diff --git a/llvm/test/CodeGen/AMDGPU/vgpr-liverange-ir.ll b/llvm/test/CodeGen/AMDGPU/vgpr-liverange-ir.ll
index 64caf95b48029..ec0933c30e576 100644
--- a/llvm/test/CodeGen/AMDGPU/vgpr-liverange-ir.ll
+++ b/llvm/test/CodeGen/AMDGPU/vgpr-liverange-ir.ll
@@ -252,8 +252,8 @@ define amdgpu_ps float @loop(i32 %z, float %v, i32 inreg %bound, ptr %extern_fun
   ; SI-NEXT: {{  $}}
   ; SI-NEXT:   [[PHI4:%[0-9]+]]:vreg_64 = PHI undef %55:vreg_64, %bb.4, [[REG_SEQUENCE]], %bb.2
   ; SI-NEXT:   [[PHI5:%[0-9]+]]:vgpr_32 = PHI undef %57:vgpr_32, %bb.4, [[PHI1]], %bb.2
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[PHI4]].sub0, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[PHI4]].sub1, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI4]].sub0, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI4]].sub1, implicit $exec
   ; SI-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; SI-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], killed [[PHI4]], implicit $exec
   ; SI-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[V_CMP_EQ_U64_e64_]], implicit-def $exec, implicit-def dead $scc, implicit $exec
@@ -289,8 +289,8 @@ define amdgpu_ps float @loop(i32 %z, float %v, i32 inreg %bound, ptr %extern_fun
   ; SI-NEXT: {{  $}}
   ; SI-NEXT:   [[PHI6:%[0-9]+]]:vreg_64 = PHI undef %59:vreg_64, %bb.8, [[REG_SEQUENCE2]], %bb.6
   ; SI-NEXT:   [[PHI7:%[0-9]+]]:vgpr_32 = PHI undef %61:vgpr_32, %bb.8, [[COPY4]], %bb.6
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[PHI6]].sub0, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[PHI6]].sub1, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI6]].sub0, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI6]].sub1, implicit $exec
   ; SI-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_2]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; SI-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], killed [[PHI6]], implicit $exec
   ; SI-NEXT:   [[S_AND_SAVEEXEC_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[V_CMP_EQ_U64_e64_1]], implicit-def $exec, implicit-def dead $scc, implicit $exec
@@ -373,8 +373,8 @@ define amdgpu_ps float @loop_with_use(i32 %z, float %v, i32 inreg %bound, ptr %e
   ; SI-NEXT:   successors: %bb.4(0x80000000)
   ; SI-NEXT: {{  $}}
   ; SI-NEXT:   [[PHI3:%[0-9]+]]:vreg_64 = PHI undef %54:vreg_64, %bb.4, [[REG_SEQUENCE]], %bb.2
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[PHI3]].sub0, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[PHI3]].sub1, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI3]].sub0, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI3]].sub1, implicit $exec
   ; SI-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; SI-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE1]], killed [[PHI3]], implicit $exec
   ; SI-NEXT:   [[S_AND_SAVEEXEC_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[V_CMP_EQ_U64_e64_]], implicit-def $exec, implicit-def dead $scc, implicit $exec
@@ -409,8 +409,8 @@ define amdgpu_ps float @loop_with_use(i32 %z, float %v, i32 inreg %bound, ptr %e
   ; SI-NEXT:   successors: %bb.8(0x80000000)
   ; SI-NEXT: {{  $}}
   ; SI-NEXT:   [[PHI4:%[0-9]+]]:vreg_64 = PHI undef %56:vreg_64, %bb.8, [[REG_SEQUENCE2]], %bb.6
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[PHI4]].sub0, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[PHI4]].sub1, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI4]].sub0, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[PHI4]].sub1, implicit $exec
   ; SI-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE killed [[V_READFIRSTLANE_B32_2]], %subreg.sub0, killed [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; SI-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 [[REG_SEQUENCE3]], killed [[PHI4]], implicit $exec
   ; SI-NEXT:   [[S_AND_SAVEEXEC_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_SAVEEXEC_B32 killed [[V_CMP_EQ_U64_e64_1]], implicit-def $exec, implicit-def dead $scc, implicit $exec
@@ -582,22 +582,22 @@ define protected amdgpu_kernel void @nested_waterfalls(ptr addrspace(1) %tex.coe
   ; SI-NEXT: bb.2:
   ; SI-NEXT:   successors: %bb.3(0x80000000)
   ; SI-NEXT: {{  $}}
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub0, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_1:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub1, implicit $exec
   ; SI-NEXT:   [[REG_SEQUENCE1:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_]], %subreg.sub0, [[V_READFIRSTLANE_B32_1]], %subreg.sub1
   ; SI-NEXT:   [[V_CMP_EQ_U64_e64_:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 killed [[REG_SEQUENCE1]], [[REG_SEQUENCE]].sub0_sub1, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_2:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub2, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_3:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub3, implicit $exec
   ; SI-NEXT:   [[REG_SEQUENCE2:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_2]], %subreg.sub0, [[V_READFIRSTLANE_B32_3]], %subreg.sub1
   ; SI-NEXT:   [[V_CMP_EQ_U64_e64_1:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 killed [[REG_SEQUENCE2]], [[REG_SEQUENCE]].sub2_sub3, implicit $exec
   ; SI-NEXT:   [[S_AND_B32_:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 killed [[V_CMP_EQ_U64_e64_]], killed [[V_CMP_EQ_U64_e64_1]], implicit-def dead $scc
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub4, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub5, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_4:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub4, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_5:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub5, implicit $exec
   ; SI-NEXT:   [[REG_SEQUENCE3:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_4]], %subreg.sub0, [[V_READFIRSTLANE_B32_5]], %subreg.sub1
   ; SI-NEXT:   [[V_CMP_EQ_U64_e64_2:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 killed [[REG_SEQUENCE3]], [[REG_SEQUENCE]].sub4_sub5, implicit $exec
   ; SI-NEXT:   [[S_AND_B32_1:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 killed [[S_AND_B32_]], killed [[V_CMP_EQ_U64_e64_2]], implicit-def dead $scc
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub6, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub7, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_6:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub6, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_7:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[REG_SEQUENCE]].sub7, implicit $exec
   ; SI-NEXT:   [[REG_SEQUENCE4:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_6]], %subreg.sub0, [[V_READFIRSTLANE_B32_7]], %subreg.sub1
   ; SI-NEXT:   [[V_CMP_EQ_U64_e64_3:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 killed [[REG_SEQUENCE4]], [[REG_SEQUENCE]].sub6_sub7, implicit $exec
   ; SI-NEXT:   [[S_AND_B32_2:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 killed [[S_AND_B32_1]], killed [[V_CMP_EQ_U64_e64_3]], implicit-def dead $scc
@@ -612,12 +612,12 @@ define protected amdgpu_kernel void @nested_waterfalls(ptr addrspace(1) %tex.coe
   ; SI-NEXT: bb.4:
   ; SI-NEXT:   successors: %bb.5(0x80000000)
   ; SI-NEXT: {{  $}}
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[GLOBAL_LOAD_DWORDX4_2]].sub0, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[GLOBAL_LOAD_DWORDX4_2]].sub1, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_8:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[GLOBAL_LOAD_DWORDX4_2]].sub0, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_9:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[GLOBAL_LOAD_DWORDX4_2]].sub1, implicit $exec
   ; SI-NEXT:   [[REG_SEQUENCE6:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_8]], %subreg.sub0, [[V_READFIRSTLANE_B32_9]], %subreg.sub1
   ; SI-NEXT:   [[V_CMP_EQ_U64_e64_4:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 killed [[REG_SEQUENCE6]], [[GLOBAL_LOAD_DWORDX4_2]].sub0_sub1, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[GLOBAL_LOAD_DWORDX4_2]].sub2, implicit $exec
-  ; SI-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sgpr_32 = V_READFIRSTLANE_B32 [[GLOBAL_LOAD_DWORDX4_2]].sub3, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_10:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[GLOBAL_LOAD_DWORDX4_2]].sub2, implicit $exec
+  ; SI-NEXT:   [[V_READFIRSTLANE_B32_11:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[GLOBAL_LOAD_DWORDX4_2]].sub3, implicit $exec
   ; SI-NEXT:   [[REG_SEQUENCE7:%[0-9]+]]:sgpr_64 = REG_SEQUENCE [[V_READFIRSTLANE_B32_10]], %subreg.sub0, [[V_READFIRSTLANE_B32_11]], %subreg.sub1
   ; SI-NEXT:   [[V_CMP_EQ_U64_e64_5:%[0-9]+]]:sreg_32_xm0_xexec = V_CMP_EQ_U64_e64 killed [[REG_SEQUENCE7]], [[GLOBAL_LOAD_DWORDX4_2]].sub2_sub3, implicit $exec
   ; SI-NEXT:   [[S_AND_B32_3:%[0-9]+]]:sreg_32_xm0_xexec = S_AND_B32 killed [[V_CMP_EQ_U64_e64_4]], killed [[V_CMP_EQ_U64_e64_5]], implicit-def dead $scc



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