[llvm] r345606 - [SchedModel] Fix for read advance cycles with implicit pseudo operands.

Jonas Paulsson via llvm-commits llvm-commits at lists.llvm.org
Tue Oct 30 08:04:41 PDT 2018


Author: jonpa
Date: Tue Oct 30 08:04:40 2018
New Revision: 345606

URL: http://llvm.org/viewvc/llvm-project?rev=345606&view=rev
Log:
[SchedModel]  Fix for read advance cycles with implicit pseudo operands.

The SchedModel allows the addition of ReadAdvances to express that certain
operands of the instructions are needed at a later point than the others.

RegAlloc may add pseudo operands that are not part of the instruction
descriptor, and therefore cannot have any read advance entries. This meant
that in some cases the desired read advance was nullified by such a pseudo
operand, which still had the original latency.

This patch fixes this by making sure that such pseudo operands get a zero
latency during DAG construction.

Review: Matthias Braun, Ulrich Weigand.
https://reviews.llvm.org/D49671

Added:
    llvm/trunk/test/CodeGen/SystemZ/misched-readadvances.mir
Modified:
    llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp
    llvm/trunk/test/CodeGen/AMDGPU/call-argument-types.ll
    llvm/trunk/test/CodeGen/AMDGPU/call-preserved-registers.ll
    llvm/trunk/test/CodeGen/AMDGPU/callee-special-input-sgprs.ll
    llvm/trunk/test/CodeGen/AMDGPU/indirect-addressing-si.ll
    llvm/trunk/test/CodeGen/AMDGPU/inline-asm.ll
    llvm/trunk/test/CodeGen/AMDGPU/insert_vector_elt.ll
    llvm/trunk/test/CodeGen/AMDGPU/misched-killflags.mir
    llvm/trunk/test/CodeGen/AMDGPU/nested-calls.ll
    llvm/trunk/test/CodeGen/AMDGPU/undefined-subreg-liverange.ll
    llvm/trunk/test/CodeGen/ARM/Windows/chkstk-movw-movt-isel.ll
    llvm/trunk/test/CodeGen/ARM/Windows/chkstk.ll
    llvm/trunk/test/CodeGen/ARM/Windows/memset.ll
    llvm/trunk/test/CodeGen/ARM/arm-and-tst-peephole.ll
    llvm/trunk/test/CodeGen/ARM/arm-shrink-wrapping.ll
    llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-ldm-wrback.ll
    llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-ldm.ll
    llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-vldm-wrback.ll
    llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-vldm.ll
    llvm/trunk/test/CodeGen/ARM/fp16-instructions.ll
    llvm/trunk/test/CodeGen/ARM/select.ll
    llvm/trunk/test/CodeGen/ARM/twoaddrinstr.ll
    llvm/trunk/test/CodeGen/ARM/vcombine.ll
    llvm/trunk/test/CodeGen/ARM/vuzp.ll
    llvm/trunk/test/CodeGen/Thumb2/umulo-128-legalisation-lowering.ll
    llvm/trunk/test/CodeGen/Thumb2/umulo-64-legalisation-lowering.ll
    llvm/trunk/test/CodeGen/X86/lsr-loop-exit-cond.ll
    llvm/trunk/test/CodeGen/X86/memset.ll
    llvm/trunk/test/CodeGen/X86/phys-reg-local-regalloc.ll
    llvm/trunk/test/CodeGen/X86/schedule-x86-64-shld.ll
    llvm/trunk/test/CodeGen/X86/schedule-x86_32.ll

Modified: llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp (original)
+++ llvm/trunk/lib/CodeGen/ScheduleDAGInstrs.cpp Tue Oct 30 08:04:40 2018
@@ -234,6 +234,11 @@ void ScheduleDAGInstrs::addPhysRegDataDe
   // Ask the target if address-backscheduling is desirable, and if so how much.
   const TargetSubtargetInfo &ST = MF.getSubtarget();
 
+  // Only use any non-zero latency for real defs/uses, in contrast to
+  // "fake" operands added by regalloc.
+  const MCInstrDesc *DefMIDesc = &SU->getInstr()->getDesc();
+  bool ImplicitPseudoDef = (OperIdx >= DefMIDesc->getNumOperands() &&
+                            !DefMIDesc->hasImplicitDefOfPhysReg(MO.getReg()));
   for (MCRegAliasIterator Alias(MO.getReg(), TRI, true);
        Alias.isValid(); ++Alias) {
     if (!Uses.contains(*Alias))
@@ -257,11 +262,18 @@ void ScheduleDAGInstrs::addPhysRegDataDe
         Dep = SDep(SU, SDep::Data, *Alias);
         RegUse = UseSU->getInstr();
       }
-      Dep.setLatency(
-        SchedModel.computeOperandLatency(SU->getInstr(), OperIdx, RegUse,
-                                         UseOp));
+      const MCInstrDesc *UseMIDesc =
+          (RegUse ? &UseSU->getInstr()->getDesc() : nullptr);
+      bool ImplicitPseudoUse =
+          (UseMIDesc && UseOp >= ((int)UseMIDesc->getNumOperands()) &&
+           !UseMIDesc->hasImplicitUseOfPhysReg(*Alias));
+      if (!ImplicitPseudoDef && !ImplicitPseudoUse) {
+        Dep.setLatency(SchedModel.computeOperandLatency(SU->getInstr(), OperIdx,
+                                                        RegUse, UseOp));
+        ST.adjustSchedDependency(SU, UseSU, Dep);
+      } else
+        Dep.setLatency(0);
 
-      ST.adjustSchedDependency(SU, UseSU, Dep);
       UseSU->addPred(Dep);
     }
   }

Modified: llvm/trunk/test/CodeGen/AMDGPU/call-argument-types.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/call-argument-types.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/call-argument-types.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/call-argument-types.ll Tue Oct 30 08:04:40 2018
@@ -61,11 +61,11 @@ declare void @external_void_func_v16i8(<
 
 ; MESA-DAG: s_mov_b64 s[0:1], s[36:37]
 
+; GCN: v_mov_b32_e32 v0, 1{{$}}
+; MESA-DAG: s_mov_b64 s[2:3], s[38:39]
 ; GCN: s_getpc_b64 s{{\[}}[[PC_LO:[0-9]+]]:[[PC_HI:[0-9]+]]{{\]}}
 ; GCN-NEXT: s_add_u32 s[[PC_LO]], s[[PC_LO]], external_void_func_i1 at rel32@lo+4
 ; GCN-NEXT: s_addc_u32 s[[PC_HI]], s[[PC_HI]], external_void_func_i1 at rel32@hi+4
-; GCN-DAG: v_mov_b32_e32 v0, 1{{$}}
-; MESA-DAG: s_mov_b64 s[2:3], s[38:39]
 
 ; GCN: s_swappc_b64 s[30:31], s{{\[}}[[PC_LO]]:[[PC_HI]]{{\]}}
 ; GCN-NEXT: s_endpgm
@@ -123,12 +123,12 @@ define amdgpu_kernel void @test_call_ext
 ; GCN-LABEL: {{^}}test_call_external_void_func_i8_imm:
 ; MESA-DAG: s_mov_b32 s33, s3{{$}}
 
+; GCN: v_mov_b32_e32 v0, 0x7b
+; HSA-DAG: s_mov_b32 s4, s33{{$}}
 ; GCN: s_getpc_b64 s{{\[}}[[PC_LO:[0-9]+]]:[[PC_HI:[0-9]+]]{{\]}}
 ; GCN-NEXT: s_add_u32 s[[PC_LO]], s[[PC_LO]], external_void_func_i8 at rel32@lo+4
 ; GCN-NEXT: s_addc_u32 s[[PC_HI]], s[[PC_HI]], external_void_func_i8 at rel32@hi+4
-; GCN-NEXT: v_mov_b32_e32 v0, 0x7b
 
-; HSA-DAG: s_mov_b32 s4, s33{{$}}
 ; GCN-DAG: s_mov_b32 s32, s33{{$}}
 
 ; GCN: s_swappc_b64 s[30:31], s{{\[}}[[PC_LO]]:[[PC_HI]]{{\]}}
@@ -144,11 +144,11 @@ define amdgpu_kernel void @test_call_ext
 ; MESA-DAG: s_mov_b32 s33, s3{{$}}
 
 ; GCN-DAG: buffer_load_sbyte v0
+; GCN: s_mov_b32 s4, s33
 ; GCN: s_getpc_b64 s{{\[}}[[PC_LO:[0-9]+]]:[[PC_HI:[0-9]+]]{{\]}}
 ; GCN-NEXT: s_add_u32 s[[PC_LO]], s[[PC_LO]], external_void_func_i8_signext at rel32@lo+4
 ; GCN-NEXT: s_addc_u32 s[[PC_HI]], s[[PC_HI]], external_void_func_i8_signext at rel32@hi+4
 
-; GCN-DAG: s_mov_b32 s4, s33
 ; GCN-DAG: s_mov_b32 s32, s3
 
 ; GCN: s_waitcnt vmcnt(0)
@@ -165,11 +165,11 @@ define amdgpu_kernel void @test_call_ext
 ; HSA-DAG: s_mov_b32 s33, s9{{$}}
 
 ; GCN-DAG: buffer_load_ubyte v0
+; GCN: s_mov_b32 s4, s33
 ; GCN: s_getpc_b64 s{{\[}}[[PC_LO:[0-9]+]]:[[PC_HI:[0-9]+]]{{\]}}
 ; GCN-NEXT: s_add_u32 s[[PC_LO]], s[[PC_LO]], external_void_func_i8_zeroext at rel32@lo+4
 ; GCN-NEXT: s_addc_u32 s[[PC_HI]], s[[PC_HI]], external_void_func_i8_zeroext at rel32@hi+4
 
-; GCN-DAG: s_mov_b32 s4, s33
 ; GCN-DAG: s_mov_b32 s32, s33
 
 ; GCN: s_waitcnt vmcnt(0)
@@ -197,11 +197,11 @@ define amdgpu_kernel void @test_call_ext
 ; MESA-DAG: s_mov_b32 s33, s3{{$}}
 
 ; GCN-DAG: buffer_load_sshort v0
+; GCN: s_mov_b32 s4, s33
 ; GCN: s_getpc_b64 s{{\[}}[[PC_LO:[0-9]+]]:[[PC_HI:[0-9]+]]{{\]}}
 ; GCN-NEXT: s_add_u32 s[[PC_LO]], s[[PC_LO]], external_void_func_i16_signext at rel32@lo+4
 ; GCN-NEXT: s_addc_u32 s[[PC_HI]], s[[PC_HI]], external_void_func_i16_signext at rel32@hi+4
 
-; GCN-DAG: s_mov_b32 s4, s33
 ; GCN-DAG: s_mov_b32 s32, s33
 
 ; GCN: s_waitcnt vmcnt(0)
@@ -218,11 +218,11 @@ define amdgpu_kernel void @test_call_ext
 
 
 ; GCN-DAG: buffer_load_ushort v0
+; GCN: s_mov_b32 s4, s33
 ; GCN: s_getpc_b64 s{{\[}}[[PC_LO:[0-9]+]]:[[PC_HI:[0-9]+]]{{\]}}
 ; GCN-NEXT: s_add_u32 s[[PC_LO]], s[[PC_LO]], external_void_func_i16_zeroext at rel32@lo+4
 ; GCN-NEXT: s_addc_u32 s[[PC_HI]], s[[PC_HI]], external_void_func_i16_zeroext at rel32@hi+4
 
-; GCN-DAG: s_mov_b32 s4, s33
 ; GCN-DAG: s_mov_b32 s32, s33
 
 ; GCN: s_waitcnt vmcnt(0)
@@ -237,11 +237,11 @@ define amdgpu_kernel void @test_call_ext
 ; GCN-LABEL: {{^}}test_call_external_void_func_i32_imm:
 ; MESA-DAG: s_mov_b32 s33, s3{{$}}
 
+; GCN: v_mov_b32_e32 v0, 42
+; GCN: s_mov_b32 s4, s33
 ; GCN: s_getpc_b64 s{{\[}}[[PC_LO:[0-9]+]]:[[PC_HI:[0-9]+]]{{\]}}
 ; GCN-NEXT: s_add_u32 s[[PC_LO]], s[[PC_LO]], external_void_func_i32 at rel32@lo+4
 ; GCN-NEXT: s_addc_u32 s[[PC_HI]], s[[PC_HI]], external_void_func_i32 at rel32@hi+4
-; GCN: v_mov_b32_e32 v0, 42
-; GCN-DAG: s_mov_b32 s4, s33
 ; GCN-DAG: s_mov_b32 s32, s33
 
 ; GCN: s_swappc_b64 s[30:31], s{{\[}}[[PC_LO]]:[[PC_HI]]{{\]}}
@@ -481,10 +481,10 @@ define amdgpu_kernel void @test_call_ext
 ; HSA-DAG: s_mov_b32 s33, s9
 ; MESA-DAG: s_mov_b32 s33, s3{{$}}
 
+; GCN-NOT: v3
 ; GCN-DAG: v_mov_b32_e32 v0, 3
 ; GCN-DAG: v_mov_b32_e32 v1, 4
 ; GCN-DAG: v_mov_b32_e32 v2, 5
-; GCN-NOT: v3
 
 ; GCN: s_swappc_b64
 define amdgpu_kernel void @test_call_external_void_func_v3i32_imm(i32) #0 {

Modified: llvm/trunk/test/CodeGen/AMDGPU/call-preserved-registers.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/call-preserved-registers.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/call-preserved-registers.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/call-preserved-registers.ll Tue Oct 30 08:04:40 2018
@@ -6,10 +6,10 @@ declare void @external_void_func_void()
 
 ; GCN-LABEL: {{^}}test_kernel_call_external_void_func_void_clobber_s30_s31_call_external_void_func_void:
 ; GCN: s_mov_b32 s33, s7
-; GCN: s_getpc_b64 s[34:35]
+; GCN: s_mov_b32 s4, s33
+; GCN-NEXT: s_getpc_b64 s[34:35]
 ; GCN-NEXT: s_add_u32 s34, s34,
 ; GCN-NEXT: s_addc_u32 s35, s35,
-; GCN-NEXT: s_mov_b32 s4, s33
 ; GCN-NEXT: s_mov_b32 s32, s33
 ; GCN: s_swappc_b64 s[30:31], s[34:35]
 
@@ -129,13 +129,13 @@ define amdgpu_kernel void @test_call_voi
 
 ; GCN-LABEL: {{^}}test_call_void_func_void_preserves_s33:
 ; GCN: s_mov_b32 s34, s9
-; GCN: ; def s33
-; GCN-NEXT: #ASMEND
-; GCN: s_getpc_b64 s[6:7]
-; GCN-NEXT: s_add_u32 s6, s6, external_void_func_void at rel32@lo+4
-; GCN-NEXT: s_addc_u32 s7, s7, external_void_func_void at rel32@hi+4
-; GCN-NEXT: s_mov_b32 s4, s34
-; GCN-NEXT: s_mov_b32 s32, s34
+; GCN: s_mov_b32 s4, s34
+; GCN-DAG: s_mov_b32 s32, s34
+; GCN-DAG: ; def s33
+; GCN-DAG: #ASMEND
+; GCN-DAG: s_getpc_b64 s[6:7]
+; GCN-DAG: s_add_u32 s6, s6, external_void_func_void at rel32@lo+4
+; GCN-DAG: s_addc_u32 s7, s7, external_void_func_void at rel32@hi+4
 ; GCN-NEXT: s_swappc_b64 s[30:31], s[6:7]
 ; GCN-NEXT: ;;#ASMSTART
 ; GCN-NEXT: ; use s33
@@ -150,13 +150,13 @@ define amdgpu_kernel void @test_call_voi
 
 ; GCN-LABEL: {{^}}test_call_void_func_void_preserves_v32:
 ; GCN: s_mov_b32 s33, s9
-; GCN: ; def v32
-; GCN-NEXT: #ASMEND
-; GCN: s_getpc_b64 s[6:7]
-; GCN-NEXT: s_add_u32 s6, s6, external_void_func_void at rel32@lo+4
-; GCN-NEXT: s_addc_u32 s7, s7, external_void_func_void at rel32@hi+4
-; GCN-NEXT: s_mov_b32 s4, s33
-; GCN-NEXT: s_mov_b32 s32, s33
+; GCN: s_mov_b32 s4, s33
+; GCN-DAG: s_mov_b32 s32, s33
+; GCN-DAG: ; def v32
+; GCN-DAG: #ASMEND
+; GCN-DAG: s_getpc_b64 s[6:7]
+; GCN-DAG: s_add_u32 s6, s6, external_void_func_void at rel32@lo+4
+; GCN-DAG: s_addc_u32 s7, s7, external_void_func_void at rel32@hi+4
 ; GCN-NEXT: s_swappc_b64 s[30:31], s[6:7]
 ; GCN-NEXT: ;;#ASMSTART
 ; GCN-NEXT: ; use v32
@@ -183,10 +183,10 @@ define void @void_func_void_clobber_s33(
 
 ; GCN-LABEL: {{^}}test_call_void_func_void_clobber_s33:
 ; GCN: s_mov_b32 s33, s7
-; GCN: s_getpc_b64
+; GCN: s_mov_b32 s4, s33
+; GCN-NEXT: s_getpc_b64
 ; GCN-NEXT: s_add_u32
 ; GCN-NEXT: s_addc_u32
-; GCN-NEXT: s_mov_b32 s4, s33
 ; GCN-NEXT: s_mov_b32 s32, s33
 ; GCN: s_swappc_b64
 ; GCN-NEXT: s_endpgm

Modified: llvm/trunk/test/CodeGen/AMDGPU/callee-special-input-sgprs.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/callee-special-input-sgprs.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/callee-special-input-sgprs.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/callee-special-input-sgprs.ll Tue Oct 30 08:04:40 2018
@@ -558,7 +558,8 @@ define void @func_use_every_sgpr_input_c
 
 ; GCN-LABEL: {{^}}func_use_every_sgpr_input_call_use_workgroup_id_xyz_spill:
 ; GCN: s_mov_b32 s5, s32
-; GCN: s_add_u32 s32, s32, 0x400
+
+; GCN-DAG: s_add_u32 s32, s32, 0x400
 
 ; GCN-DAG: s_mov_b32 [[SAVE_X:s[0-57-9][0-9]*]], s14
 ; GCN-DAG: s_mov_b32 [[SAVE_Y:s[0-68-9][0-9]*]], s15

Modified: llvm/trunk/test/CodeGen/AMDGPU/indirect-addressing-si.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/indirect-addressing-si.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/indirect-addressing-si.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/indirect-addressing-si.ll Tue Oct 30 08:04:40 2018
@@ -386,9 +386,9 @@ bb2:
 ; GCN-DAG: v_mov_b32 [[INS0:v[0-9]+]], 62
 
 ; GCN-DAG: v_mov_b32_e32 v[[VEC_ELT3:[0-9]+]], s[[S_ELT3]]
-; GCN: v_mov_b32_e32 v[[VEC_ELT2:[0-9]+]], s{{[0-9]+}}
-; GCN: v_mov_b32_e32 v[[VEC_ELT1:[0-9]+]], s{{[0-9]+}}
-; GCN: v_mov_b32_e32 v[[VEC_ELT0:[0-9]+]], s[[S_ELT0]]
+; GCN-DAG: v_mov_b32_e32 v[[VEC_ELT2:[0-9]+]], s{{[0-9]+}}
+; GCN-DAG: v_mov_b32_e32 v[[VEC_ELT1:3]], s{{[0-9]+}}
+; GCN-DAG: v_mov_b32_e32 v[[VEC_ELT0:[0-9]+]], s[[S_ELT0]]
 
 ; GCN: [[LOOP0:BB[0-9]+_[0-9]+]]:
 ; GCN-NEXT: s_waitcnt vmcnt(0)

Modified: llvm/trunk/test/CodeGen/AMDGPU/inline-asm.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/inline-asm.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/inline-asm.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/inline-asm.ll Tue Oct 30 08:04:40 2018
@@ -186,8 +186,8 @@ entry:
 
 ; FIXME: Should not have intermediate sgprs
 ; CHECK-LABEL: {{^}}i64_imm_input_phys_vgpr:
-; CHECK: s_mov_b32 s1, 0
-; CHECK: s_mov_b32 s0, 0x1e240
+; CHECK-DAG: s_mov_b32 s1, 0
+; CHECK-DAG: s_mov_b32 s0, 0x1e240
 ; CHECK: v_mov_b32_e32 v0, s0
 ; CHECK: v_mov_b32_e32 v1, s1
 ; CHECK: use v[0:1]

Modified: llvm/trunk/test/CodeGen/AMDGPU/insert_vector_elt.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/insert_vector_elt.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/insert_vector_elt.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/insert_vector_elt.ll Tue Oct 30 08:04:40 2018
@@ -352,7 +352,7 @@ endif:
 ; GCN-DAG: v_mov_b32_e32 [[ELT1:v[0-9]+]], 0x40200000
 
 ; GCN-DAG: s_mov_b32 m0, [[SCALEDIDX]]
-; GCN: v_movreld_b32_e32 v{{[0-9]+}}, 0
+; GCN-DAG: v_movreld_b32_e32 v{{[0-9]+}}, 0
 
 ; Increment to next element folded into base register, but FileCheck
 ; can't do math expressions

Modified: llvm/trunk/test/CodeGen/AMDGPU/misched-killflags.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/misched-killflags.mir?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/misched-killflags.mir (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/misched-killflags.mir Tue Oct 30 08:04:40 2018
@@ -26,20 +26,20 @@ body: |
     S_ENDPGM
 ...
 # CHECK-LABEL: name: func0
-# CHECK: $sgpr10 = S_MOV_B32 5
-# CHECK: $sgpr9 = S_MOV_B32 4
-# CHECK: $sgpr8 = S_MOV_B32 3
-# CHECK: $sgpr33 = S_MOV_B32 killed $sgpr7
+# CHECK-DAG: $sgpr10 = S_MOV_B32 5
+# CHECK-DAG: $sgpr9 = S_MOV_B32 4
+# CHECK-DAG: $sgpr8 = S_MOV_B32 3
+# CHECK-DAG: $sgpr33 = S_MOV_B32 killed $sgpr7
 # CHECK: $vgpr0 = V_MOV_B32_e32 $sgpr8, implicit $exec, implicit-def $vgpr0_vgpr1_vgpr2_vgpr3, implicit $sgpr8_sgpr9_sgpr10_sgpr11
+# CHECK: $sgpr32 = S_MOV_B32 $sgpr33
 # CHECK: BUNDLE implicit-def $sgpr6_sgpr7, implicit-def $sgpr6, implicit-def $sgpr7, implicit-def $scc {
 # CHECK:   $sgpr6_sgpr7 = S_GETPC_B64
 # CHECK:   $sgpr6 = S_ADD_U32 internal $sgpr6, 0, implicit-def $scc
 # CHECK:   $sgpr7 = S_ADDC_U32 internal $sgpr7, 0, implicit-def $scc, implicit internal $scc
 # CHECK: }
-# CHECK: $sgpr4 = S_MOV_B32 $sgpr33
+# CHECK: $sgpr4 = S_MOV_B32 killed $sgpr33
 # CHECK: $vgpr1 = V_MOV_B32_e32 $sgpr9, implicit $exec, implicit $sgpr8_sgpr9_sgpr10_sgpr11
 # CHECK: $vgpr2 = V_MOV_B32_e32 $sgpr10, implicit $exec, implicit $sgpr8_sgpr9_sgpr10_sgpr11
 # CHECK: $vgpr3 = V_MOV_B32_e32 killed $sgpr11, implicit $exec, implicit $sgpr8_sgpr9_sgpr10_sgpr11, implicit $exec
-# CHECK: $sgpr32 = S_MOV_B32 killed $sgpr33
 # CHECK: S_NOP 0, implicit killed $sgpr6_sgpr7, implicit $sgpr0_sgpr1_sgpr2_sgpr3, implicit $sgpr4, implicit killed $vgpr0_vgpr1_vgpr2_vgpr3
 # CHECK: S_ENDPGM

Modified: llvm/trunk/test/CodeGen/AMDGPU/nested-calls.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/nested-calls.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/nested-calls.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/nested-calls.ll Tue Oct 30 08:04:40 2018
@@ -33,8 +33,8 @@ define void @test_func_call_external_voi
 ; GCN-LABEL: {{^}}test_func_call_external_void_func_i32_imm_stack_use:
 ; GCN: s_waitcnt
 ; GCN: s_mov_b32 s5, s32
-; GCN: s_add_u32 s32, s32, 0x1400{{$}}
-; GCN: buffer_store_dword v{{[0-9]+}}, off, s[0:3], s5 offset
+; GCN-DAG: s_add_u32 s32, s32, 0x1400{{$}}
+; GCN-DAG: buffer_store_dword v{{[0-9]+}}, off, s[0:3], s5 offset
 ; GCN: s_swappc_b64
 ; GCN: s_sub_u32 s32, s32, 0x1400{{$}}
 ; GCN: s_setpc_b64

Modified: llvm/trunk/test/CodeGen/AMDGPU/undefined-subreg-liverange.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/undefined-subreg-liverange.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/undefined-subreg-liverange.ll (original)
+++ llvm/trunk/test/CodeGen/AMDGPU/undefined-subreg-liverange.ll Tue Oct 30 08:04:40 2018
@@ -57,18 +57,18 @@ bb11:
 
 ; CHECK-LABEL: {{^}}partially_undef_copy:
 ; CHECK: v_mov_b32_e32 v5, 5
-; CHECK: v_mov_b32_e32 v6, 6
+; CHECK-DAG: v_mov_b32_e32 v6, 6
 
-; CHECK: v_mov_b32_e32 v[[OUTPUT_LO:[0-9]+]], v5
+; CHECK-DAG: v_mov_b32_e32 v[[OUTPUT_LO:[0-9]+]], v5
 
 ; Undef copy
-; CHECK: v_mov_b32_e32 v1, v6
+; CHECK-DAG: v_mov_b32_e32 v1, v6
 
 ; undef copy
-; CHECK: v_mov_b32_e32 v2, v7
+; CHECK-DAG: v_mov_b32_e32 v2, v7
 
-; CHECK: v_mov_b32_e32 v[[OUTPUT_HI:[0-9]+]], v8
-; CHECK: v_mov_b32_e32 v[[OUTPUT_LO]], v6
+; CHECK-DAG: v_mov_b32_e32 v[[OUTPUT_HI:[0-9]+]], v8
+; CHECK-DAG: v_mov_b32_e32 v[[OUTPUT_LO]], v6
 
 ; CHECK: buffer_store_dwordx4 v{{\[}}[[OUTPUT_LO]]:[[OUTPUT_HI]]{{\]}}
 define amdgpu_kernel void @partially_undef_copy() #0 {

Modified: llvm/trunk/test/CodeGen/ARM/Windows/chkstk-movw-movt-isel.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/Windows/chkstk-movw-movt-isel.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/Windows/chkstk-movw-movt-isel.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/Windows/chkstk-movw-movt-isel.ll Tue Oct 30 08:04:40 2018
@@ -19,9 +19,9 @@ entry:
 
 ; CHECK-LABEL: isel
 ; CHECK: push {r4, r5, r6, lr}
-; CHECK: movw r12, #0
-; CHECK: movt r12, #0
-; CHECK: movw r4, #{{\d*}}
+; CHECK-DAG: movw r12, #0
+; CHECK-DAG: movt r12, #0
+; CHECK-DAG: movw r4, #{{\d*}}
 ; CHECK: blx r12
 ; CHECK: sub.w sp, sp, r4
 

Modified: llvm/trunk/test/CodeGen/ARM/Windows/chkstk.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/Windows/chkstk.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/Windows/chkstk.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/Windows/chkstk.ll Tue Oct 30 08:04:40 2018
@@ -16,9 +16,9 @@ entry:
 ; CHECK-DEFAULT-CODE-MODEL: 	sub.w sp, sp, r4
 
 ; CHECK-LARGE-CODE-MODEL: check_watermark:
-; CHECK-LARGE-CODE-MODEL: 	movw r12, :lower16:__chkstk
-; CHECK-LARGE-CODE-MODEL: 	movt r12, :upper16:__chkstk
-; CHECK-LARGE-CODE-MODEL: 	movw r4, #1024
+; CHECK-LARGE-CODE-MODEL-DAG: 	movw r12, :lower16:__chkstk
+; CHECK-LARGE-CODE-MODEL-DAG: 	movt r12, :upper16:__chkstk
+; CHECK-LARGE-CODE-MODEL-DAG: 	movw r4, #1024
 ; CHECK-LARGE-CODE-MODEL: 	blx r12
 ; CHECK-LARGE-CODE-MODEL: 	sub.w sp, sp, r4
 

Modified: llvm/trunk/test/CodeGen/ARM/Windows/memset.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/Windows/memset.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/Windows/memset.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/Windows/memset.ll Tue Oct 30 08:04:40 2018
@@ -10,9 +10,9 @@ entry:
   unreachable
 }
 
-; CHECK: movw r0, :lower16:source
-; CHECK: movt r0, :upper16:source
 ; CHECK: movs r1, #0
 ; CHECK: mov.w r2, #512
+; CHECK: movw r0, :lower16:source
+; CHECK: movt r0, :upper16:source
 ; CHECK: memset
 

Modified: llvm/trunk/test/CodeGen/ARM/arm-and-tst-peephole.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/arm-and-tst-peephole.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/arm-and-tst-peephole.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/arm-and-tst-peephole.ll Tue Oct 30 08:04:40 2018
@@ -162,8 +162,8 @@ define i32 @test_tst_assessment(i32 %a,
 ;
 ; T2-LABEL: test_tst_assessment:
 ; T2:       @ %bb.0:
-; T2-NEXT:    lsls r1, r1, #31
 ; T2-NEXT:    and r0, r0, #1
+; T2-NEXT:    lsls r1, r1, #31
 ; T2-NEXT:    it ne
 ; T2-NEXT:    subne r0, #1
 ; T2-NEXT:    bx lr

Modified: llvm/trunk/test/CodeGen/ARM/arm-shrink-wrapping.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/arm-shrink-wrapping.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/arm-shrink-wrapping.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/arm-shrink-wrapping.ll Tue Oct 30 08:04:40 2018
@@ -104,10 +104,10 @@ declare i32 @doSomething(i32, i32*)
 ; Next BB.
 ; CHECK: [[LOOP:LBB[0-9_]+]]: @ %for.body
 ; CHECK: mov{{(\.w)?}} [[TMP:r[0-9]+]], #1
-; ARM: subs [[IV]], [[IV]], #1
-; THUMB: subs [[IV]], #1
-; ARM-NEXT: add [[SUM]], [[TMP]], [[SUM]]
-; THUMB-NEXT: add [[SUM]], [[TMP]]
+; ARM: add [[SUM]], [[TMP]], [[SUM]]
+; THUMB: add [[SUM]], [[TMP]]
+; ARM-NEXT: subs [[IV]], [[IV]], #1
+; THUMB-NEXT: subs [[IV]], #1
 ; CHECK-NEXT: bne [[LOOP]]
 ;
 ; Next BB.
@@ -169,10 +169,10 @@ declare i32 @something(...)
 ; Next BB.
 ; CHECK: [[LOOP_LABEL:LBB[0-9_]+]]: @ %for.body
 ; CHECK: mov{{(\.w)?}} [[TMP:r[0-9]+]], #1
-; ARM: subs [[IV]], [[IV]], #1
-; THUMB: subs [[IV]], #1
 ; ARM: add [[SUM]], [[TMP]], [[SUM]]
 ; THUMB: add [[SUM]], [[TMP]]
+; ARM: subs [[IV]], [[IV]], #1
+; THUMB: subs [[IV]], #1
 ; CHECK-NEXT: bne [[LOOP_LABEL]]
 ; Next BB.
 ; CHECK: @ %for.exit
@@ -228,10 +228,10 @@ for.end:
 ; Next BB.
 ; CHECK: [[LOOP:LBB[0-9_]+]]: @ %for.body
 ; CHECK: mov{{(\.w)?}} [[TMP:r[0-9]+]], #1
-; ARM: subs [[IV]], [[IV]], #1
-; THUMB: subs [[IV]], #1
-; ARM-NEXT: add [[SUM]], [[TMP]], [[SUM]]
-; THUMB-NEXT: add [[SUM]], [[TMP]]
+; ARM: add [[SUM]], [[TMP]], [[SUM]]
+; THUMB: add [[SUM]], [[TMP]]
+; ARM-NEXT: subs [[IV]], [[IV]], #1
+; THUMB-NEXT: subs [[IV]], #1
 ; CHECK-NEXT: bne [[LOOP]]
 ;
 ; Next BB.
@@ -307,10 +307,10 @@ declare void @somethingElse(...)
 ; Next BB.
 ; CHECK: [[LOOP:LBB[0-9_]+]]: @ %for.body
 ; CHECK: mov{{(\.w)?}} [[TMP:r[0-9]+]], #1
-; ARM: subs [[IV]], [[IV]], #1
-; THUMB: subs [[IV]], #1
-; ARM-NEXT: add [[SUM]], [[TMP]], [[SUM]]
-; THUMB-NEXT: add [[SUM]], [[TMP]]
+; ARM: add [[SUM]], [[TMP]], [[SUM]]
+; THUMB: add [[SUM]], [[TMP]]
+; ARM-NEXT: subs [[IV]], [[IV]], #1
+; THUMB-NEXT: subs [[IV]], #1
 ; CHECK-NEXT: bne [[LOOP]]
 ;
 ; Next BB.

Modified: llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-ldm-wrback.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-ldm-wrback.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-ldm-wrback.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-ldm-wrback.ll Tue Oct 30 08:04:40 2018
@@ -18,9 +18,9 @@
 ; CHECK-NEXT:  Data
 ; CHECK-SAME:  Latency=3
 ; CHECK-NEXT:  Data
-; CHECK-SAME:  Latency=3
+; CHECK-SAME:  Latency=0
 ; CHECK-NEXT:  Data
-; CHECK-SAME:  Latency=4
+; CHECK-SAME:  Latency=0
 define i32 @bar(i32 %a1, i32 %b1, i32 %c1) minsize optsize {
   %1 = load i32, i32* @a, align 4
   %2 = load i32, i32* @b, align 4

Modified: llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-ldm.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-ldm.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-ldm.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-ldm.ll Tue Oct 30 08:04:40 2018
@@ -11,7 +11,7 @@
 ; CHECK:       Data
 ; CHECK-SAME:  Latency=3
 ; CHECK-NEXT:  Data
-; CHECK-SAME:  Latency=3
+; CHECK-SAME:  Latency=0
 
 define i32 @foo(i32* %a) nounwind optsize {
 entry:

Modified: llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-vldm-wrback.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-vldm-wrback.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-vldm-wrback.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-vldm-wrback.ll Tue Oct 30 08:04:40 2018
@@ -20,9 +20,9 @@
 ; CHECK-NEXT:  Data
 ; CHECK-SAME:  Latency=5
 ; CHECK-NEXT:  Data
-; CHECK-SAME:  Latency=5
+; CHECK-SAME:  Latency=0
 ; CHECK-NEXT:  Data
-; CHECK-SAME:  Latency=6
+; CHECK-SAME:  Latency=0
 define i32 @bar(i32* %iptr) minsize optsize {
   %1 = load double, double* @a, align 8
   %2 = load double, double* @b, align 8

Modified: llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-vldm.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-vldm.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-vldm.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/cortex-a57-misched-vldm.ll Tue Oct 30 08:04:40 2018
@@ -11,9 +11,9 @@
 ; CHECK:       Data
 ; CHECK-SAME:  Latency=5
 ; CHECK-NEXT:  Data
-; CHECK-SAME:  Latency=5
+; CHECK-SAME:  Latency=0
 ; CHECK-NEXT:  Data
-; CHECK-SAME:  Latency=6
+; CHECK-SAME:  Latency=0
 
 define double @foo(double* %a) nounwind optsize {
 entry:

Modified: llvm/trunk/test/CodeGen/ARM/fp16-instructions.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/fp16-instructions.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/fp16-instructions.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/fp16-instructions.ll Tue Oct 30 08:04:40 2018
@@ -935,9 +935,9 @@ entry:
 ; CHECK-SOFTFP-FP16-T32:       vmov	[[S6:s[0-9]]], r0
 ; CHECK-SOFTFP-FP16-T32:       vldr	s0, .LCP{{.*}}
 ; CHECK-SOFTFP-FP16-T32:       vcvtb.f32.f16	[[S6]], [[S6]]
-; CHECK-SOFTFP-FP16-T32:       vmov.f32	[[S2:s[0-9]]], #-2.000000e+00
-; CHECK-SOFTFP-FP16-T32:       vcmp.f32	[[S6]], s0
 ; CHECK-SOFTFP-FP16-T32:       vldr	[[S4:s[0-9]]], .LCPI{{.*}}
+; CHECK-SOFTFP-FP16-T32:       vcmp.f32	[[S6]], s0
+; CHECK-SOFTFP-FP16-T32:       vmov.f32	[[S2:s[0-9]]], #-2.000000e+00
 ; CHECK-SOFTFP-FP16-T32:       vmrs	APSR_nzcv, fpscr
 ; CHECK-SOFTFP-FP16-T32:       it eq
 ; CHECK-SOFTFP-FP16-T32:       vmoveq.f32	[[S4]], [[S2]]

Modified: llvm/trunk/test/CodeGen/ARM/select.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/select.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/select.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/select.ll Tue Oct 30 08:04:40 2018
@@ -80,8 +80,8 @@ define double @f7(double %a, double %b)
 ; block generated, odds are good that we have close to the ideal code for this:
 ;
 ; CHECK-NEON-LABEL: f8:
-; CHECK-NEON:      movw    [[R3:r[0-9]+]], #1123
 ; CHECK-NEON:      adr     [[R2:r[0-9]+]], LCPI7_0
+; CHECK-NEON:      movw    [[R3:r[0-9]+]], #1123
 ; CHECK-NEON-NEXT: cmp     r0, [[R3]]
 ; CHECK-NEON-NEXT: it      eq
 ; CHECK-NEON-NEXT: addeq{{.*}} [[R2]], #4

Modified: llvm/trunk/test/CodeGen/ARM/twoaddrinstr.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/twoaddrinstr.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/twoaddrinstr.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/twoaddrinstr.ll Tue Oct 30 08:04:40 2018
@@ -4,8 +4,8 @@
 define void @PR13378() nounwind {
 ; This was orriginally a crasher trying to schedule the instructions.
 ; CHECK-LABEL:      PR13378:
-; CHECK:        vld1.32
-; CHECK-NEXT:   vmov.i32
+; CHECK:        vmov.i32
+; CHECK-NEXT:   vld1.32
 ; CHECK-NEXT:   vst1.32
 ; CHECK-NEXT:   vst1.32
 ; CHECK-NEXT:   vmov.f32

Modified: llvm/trunk/test/CodeGen/ARM/vcombine.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/vcombine.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/vcombine.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/vcombine.ll Tue Oct 30 08:04:40 2018
@@ -39,8 +39,8 @@ define <4 x i32> @vcombine32(<2 x i32>*
 ; CHECK-DAG: vldr [[LD0:d[0-9]+]], [r0]
 ; CHECK-DAG: vldr [[LD1:d[0-9]+]], [r1]
 
-; CHECK-LE: vmov r0, r1, [[LD0]]
 ; CHECK-LE: vmov r2, r3, [[LD1]]
+; CHECK-LE: vmov r0, r1, [[LD0]]
 
 ; CHECK-BE: vmov r1, r0, d16
 ; CHECK-BE: vmov r3, r2, d17
@@ -56,8 +56,8 @@ define <4 x float> @vcombinefloat(<2 x f
 ; CHECK-DAG: vldr [[LD0:d[0-9]+]], [r0]
 ; CHECK-DAG: vldr [[LD1:d[0-9]+]], [r1]
 
-; CHECK-LE: vmov r0, r1, [[LD0]]
 ; CHECK-LE: vmov r2, r3, [[LD1]]
+; CHECK-LE: vmov r0, r1, [[LD0]]
 
 ; CHECK-BE: vmov r1, r0, d16
 ; CHECK-BE: vmov r3, r2, d17
@@ -72,11 +72,11 @@ define <2 x i64> @vcombine64(<1 x i64>*
 ; CHECK-DAG: vldr [[LD0:d[0-9]+]], [r0]
 ; CHECK-DAG: vldr [[LD1:d[0-9]+]], [r1]
 
-; CHECK-LE: vmov r0, r1, [[LD0]]
 ; CHECK-LE: vmov r2, r3, [[LD1]]
+; CHECK-LE: vmov r0, r1, [[LD0]]
 
-; CHECK-BE: vmov r1, r0, [[LD0]]
 ; CHECK-BE: vmov r3, r2, [[LD1]]
+; CHECK-BE: vmov r1, r0, [[LD0]]
 	%tmp1 = load <1 x i64>, <1 x i64>* %A
 	%tmp2 = load <1 x i64>, <1 x i64>* %B
 	%tmp3 = shufflevector <1 x i64> %tmp1, <1 x i64> %tmp2, <2 x i32> <i32 0, i32 1>

Modified: llvm/trunk/test/CodeGen/ARM/vuzp.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/vuzp.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/vuzp.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/vuzp.ll Tue Oct 30 08:04:40 2018
@@ -324,23 +324,23 @@ define <8 x i8> @cmpsel_trunc(<8 x i8> %
 ; truncate from i32 to i16 and one vmovn.i16 to perform the final truncation for i8.
 ; CHECK-LABEL: cmpsel_trunc:
 ; CHECK:       @ %bb.0:
-; CHECK-NEXT:	add	r12, sp, #16
-; CHECK-NEXT: 	vld1.64	{d16, d17}, [r12]
-; CHECK-NEXT:	mov	r12, sp
-; CHECK-NEXT:	vld1.64	{d18, d19}, [r12]
-; CHECK-NEXT:	add	r12, sp, #48
-; CHECK-NEXT:	vld1.64	{d20, d21}, [r12]
-; CHECK-NEXT:	add	r12, sp, #32
-; CHECK-NEXT:	vcgt.u32	q8, q10, q8
-; CHECK-NEXT:	vld1.64	{d20, d21}, [r12]
-; CHECK-NEXT:	vcgt.u32	q9, q10, q9
-; CHECK-NEXT:	vmov	d20, r2, r3
-; CHECK-NEXT:	vmovn.i32	d17, q8
-; CHECK-NEXT:	vmovn.i32	d16, q9
-; CHECK-NEXT:	vmov	d18, r0, r1
-; CHECK-NEXT:	vmovn.i16	d16, q8
-; CHECK-NEXT:	vbsl	d16, d18, d20
-; CHECK-NEXT:	vmov	r0, r1, d16
+; CHECK-NEXT:    add r12, sp, #16
+; CHECK-NEXT:    vld1.64 {d16, d17}, [r12]
+; CHECK-NEXT:    mov r12, sp
+; CHECK-NEXT:    vld1.64 {d18, d19}, [r12]
+; CHECK-NEXT:    add r12, sp, #48
+; CHECK-NEXT:    vld1.64 {d20, d21}, [r12]
+; CHECK-NEXT:    add r12, sp, #32
+; CHECK-NEXT:    vcgt.u32 q8, q10, q8
+; CHECK-NEXT:    vld1.64 {d20, d21}, [r12]
+; CHECK-NEXT:    vcgt.u32 q9, q10, q9
+; CHECK-NEXT:    vmov d20, r2, r3
+; CHECK-NEXT:    vmovn.i32 d17, q8
+; CHECK-NEXT:    vmovn.i32 d16, q9
+; CHECK-NEXT:    vmov d18, r0, r1
+; CHECK-NEXT:    vmovn.i16 d16, q8
+; CHECK-NEXT:    vbsl d16, d18, d20
+; CHECK-NEXT:    vmov r0, r1, d16
 ; CHECK-NEXT:    mov pc, lr
   %c = icmp ult <8 x i32> %cmp0, %cmp1
   %res = select <8 x i1> %c, <8 x i8> %in0, <8 x i8> %in1
@@ -353,28 +353,28 @@ define <8 x i8> @cmpsel_trunc(<8 x i8> %
 define <8 x i8> @vuzp_trunc_and_shuffle(<8 x i8> %tr0, <8 x i8> %tr1,
 ; CHECK-LABEL: vuzp_trunc_and_shuffle:
 ; CHECK:       @ %bb.0:
-; CHECK-NEXT:	.save	{r11, lr}
-; CHECK-NEXT:	push	{r11, lr}
-; CHECK-NEXT:	add	r12, sp, #8
-; CHECK-NEXT:	add	lr, sp, #24
-; CHECK-NEXT:	vld1.64	{d16, d17}, [r12]
-; CHECK-NEXT:	ldr	r12, [sp, #40]
-; CHECK-NEXT:	vld1.64	{d18, d19}, [lr]
-; CHECK-NEXT:	vcgt.u32	q8, q9, q8
-; CHECK-NEXT:	vld1.32	{d18[0]}, [r12:32]
-; CHECK-NEXT:	vmov.i8	d19, #0x7
-; CHECK-NEXT:	vmovl.u8	q10, d18
-; CHECK-NEXT:	vmovn.i32	d16, q8
-; CHECK-NEXT:	vneg.s8	d17, d19
-; CHECK-NEXT:	vmov	d18, r2, r3
-; CHECK-NEXT:	vuzp.8	d16, d20
-; CHECK-NEXT:	vshl.i8	d16, d16, #7
-; CHECK-NEXT:	vshl.s8	d16, d16, d17
-; CHECK-NEXT:	vmov	d17, r0, r1
-; CHECK-NEXT:	vbsl	d16, d17, d18
-; CHECK-NEXT:	vmov	r0, r1, d16
-; CHECK-NEXT:	pop	{r11, lr}
-; CHECK-NEXT:	mov	pc, lr
+; CHECK-NEXT:    .save {r11, lr}
+; CHECK-NEXT:    push {r11, lr}
+; CHECK-NEXT:    add r12, sp, #8
+; CHECK-NEXT:    add lr, sp, #24
+; CHECK-NEXT:    vld1.64 {d16, d17}, [r12]
+; CHECK-NEXT:    ldr r12, [sp, #40]
+; CHECK-NEXT:    vld1.64 {d18, d19}, [lr]
+; CHECK-NEXT:    vcgt.u32 q8, q9, q8
+; CHECK-NEXT:    vld1.32 {d18[0]}, [r12:32]
+; CHECK-NEXT:    vmov.i8 d19, #0x7
+; CHECK-NEXT:    vmovl.u8 q10, d18
+; CHECK-NEXT:    vmovn.i32 d16, q8
+; CHECK-NEXT:    vneg.s8 d17, d19
+; CHECK-NEXT:    vmov d18, r2, r3
+; CHECK-NEXT:    vuzp.8 d16, d20
+; CHECK-NEXT:    vshl.i8 d16, d16, #7
+; CHECK-NEXT:    vshl.s8 d16, d16, d17
+; CHECK-NEXT:    vmov d17, r0, r1
+; CHECK-NEXT:    vbsl d16, d17, d18
+; CHECK-NEXT:    vmov r0, r1, d16
+; CHECK-NEXT:    pop {r11, lr}
+; CHECK-NEXT:    mov pc, lr
                          <4 x i32> %cmp0, <4 x i32> %cmp1, <4 x i8> *%cmp2_ptr) {
   %cmp2_load = load <4 x i8>, <4 x i8> * %cmp2_ptr, align 4
   %cmp2 = trunc <4 x i8> %cmp2_load to <4 x i1>
@@ -389,22 +389,22 @@ define <8 x i8> @vuzp_trunc_and_shuffle(
 define <8 x i8> @vuzp_trunc_and_shuffle_undef_right(<8 x i8> %tr0, <8 x i8> %tr1,
 ; CHECK-LABEL: vuzp_trunc_and_shuffle_undef_right:
 ; CHECK:       @ %bb.0:
-; CHECK-NEXT:	mov	r12, sp
-; CHECK-NEXT:	vld1.64	{d16, d17}, [r12]
-; CHECK-NEXT:	add	r12, sp, #16
-; CHECK-NEXT:	vld1.64	{d18, d19}, [r12]
-; CHECK-NEXT:	vcgt.u32	q8, q9, q8
-; CHECK-NEXT:	vmov.i8	d18, #0x7
-; CHECK-NEXT:	vmovn.i32	d16, q8
-; CHECK-NEXT:	vuzp.8	d16, d17
-; CHECK-NEXT:	vneg.s8	d17, d18
-; CHECK-NEXT:	vshl.i8	d16, d16, #7
-; CHECK-NEXT:	vmov	d18, r2, r3
-; CHECK-NEXT:	vshl.s8	d16, d16, d17
-; CHECK-NEXT:	vmov	d17, r0, r1
-; CHECK-NEXT:	vbsl	d16, d17, d18
-; CHECK-NEXT:	vmov	r0, r1, d16
-; CHECK-NEXT:	mov	pc, lr
+; CHECK-NEXT:    mov r12, sp
+; CHECK-NEXT:    vld1.64 {d16, d17}, [r12]
+; CHECK-NEXT:    add r12, sp, #16
+; CHECK-NEXT:    vld1.64 {d18, d19}, [r12]
+; CHECK-NEXT:    vcgt.u32 q8, q9, q8
+; CHECK-NEXT:    vmov.i8 d18, #0x7
+; CHECK-NEXT:    vmovn.i32 d16, q8
+; CHECK-NEXT:    vuzp.8 d16, d17
+; CHECK-NEXT:    vneg.s8 d17, d18
+; CHECK-NEXT:    vshl.i8 d16, d16, #7
+; CHECK-NEXT:    vmov d18, r2, r3
+; CHECK-NEXT:    vshl.s8 d16, d16, d17
+; CHECK-NEXT:    vmov d17, r0, r1
+; CHECK-NEXT:    vbsl d16, d17, d18
+; CHECK-NEXT:    vmov r0, r1, d16
+; CHECK-NEXT:    mov pc, lr
                          <4 x i32> %cmp0, <4 x i32> %cmp1, <4 x i8> *%cmp2_ptr) {
   %cmp2_load = load <4 x i8>, <4 x i8> * %cmp2_ptr, align 4
   %cmp2 = trunc <4 x i8> %cmp2_load to <4 x i1>
@@ -417,23 +417,23 @@ define <8 x i8> @vuzp_trunc_and_shuffle_
 define <8 x i8> @vuzp_trunc_and_shuffle_undef_left(<8 x i8> %tr0, <8 x i8> %tr1,
 ; CHECK-LABEL: vuzp_trunc_and_shuffle_undef_left:
 ; CHECK:       @ %bb.0:
-; CHECK-NEXT:	mov	r12, sp
-; CHECK-NEXT:	vld1.64	{d16, d17}, [r12]
-; CHECK-NEXT:	add	r12, sp, #16
-; CHECK-NEXT:	vld1.64	{d18, d19}, [r12]
-; CHECK-NEXT:	vcgt.u32	q8, q9, q8
-; CHECK-NEXT:	vldr	d18, .LCPI22_0
-; CHECK-NEXT:	vmov.i8	d19, #0x7
-; CHECK-NEXT:	vmovn.i32	d16, q8
-; CHECK-NEXT:	vtbl.8	d16, {d16}, d18
-; CHECK-NEXT:	vneg.s8	d17, d19
-; CHECK-NEXT:	vmov	d18, r2, r3
-; CHECK-NEXT:	vshl.i8	d16, d16, #7
-; CHECK-NEXT:	vshl.s8	d16, d16, d17
-; CHECK-NEXT:	vmov	d17, r0, r1
-; CHECK-NEXT:	vbsl	d16, d17, d18
-; CHECK-NEXT:	vmov	r0, r1, d16
-; CHECK-NEXT:	mov	pc, lr
+; CHECK-NEXT:    mov r12, sp
+; CHECK-NEXT:    vld1.64 {d16, d17}, [r12]
+; CHECK-NEXT:    add r12, sp, #16
+; CHECK-NEXT:    vld1.64 {d18, d19}, [r12]
+; CHECK-NEXT:    vcgt.u32 q8, q9, q8
+; CHECK-NEXT:    vldr d18, .LCPI22_0
+; CHECK-NEXT:    vmov.i8 d19, #0x7
+; CHECK-NEXT:    vmovn.i32 d16, q8
+; CHECK-NEXT:    vtbl.8 d16, {d16}, d18
+; CHECK-NEXT:    vneg.s8 d17, d19
+; CHECK-NEXT:    vmov d18, r2, r3
+; CHECK-NEXT:    vshl.i8 d16, d16, #7
+; CHECK-NEXT:    vshl.s8 d16, d16, d17
+; CHECK-NEXT:    vmov d17, r0, r1
+; CHECK-NEXT:    vbsl d16, d17, d18
+; CHECK-NEXT:    vmov r0, r1, d16
+; CHECK-NEXT:    mov pc, lr
 ; CHECK-NEXT:    .p2align 3
 ; CHECK-NEXT:  @ %bb.1:
 ; CHECK-NEXT:  .LCPI22_0:
@@ -459,55 +459,55 @@ define <8 x i8> @vuzp_trunc_and_shuffle_
 define <10 x i8> @vuzp_wide_type(<10 x i8> %tr0, <10 x i8> %tr1,
 ; CHECK-LABEL: vuzp_wide_type:
 ; CHECK:       @ %bb.0:
-; CHECK-NEXT:	.save	{r4, lr}
-; CHECK-NEXT:	push	{r4, lr}
-; CHECK-NEXT:	add	r12, sp, #32
-; CHECK-NEXT:	add	lr, sp, #48
-; CHECK-NEXT:	vld1.32	{d17[0]}, [r12:32]
-; CHECK-NEXT:	add	r12, sp, #24
-; CHECK-NEXT:	vld1.32	{d16[0]}, [r12:32]
-; CHECK-NEXT:	add	r12, sp, #56
-; CHECK-NEXT:	vld1.32	{d19[0]}, [r12:32]
-; CHECK-NEXT:	ldr	r12, [sp, #68]
-; CHECK-NEXT:	vld1.32	{d18[0]}, [lr:32]
-; CHECK-NEXT:	add	lr, sp, #40
-; CHECK-NEXT:	vld1.32	{d20[0]}, [lr:32]
-; CHECK-NEXT:	ldr	r4, [r12]
-; CHECK-NEXT:	vmov.32	d23[0], r4
-; CHECK-NEXT:	add	r4, sp, #64
-; CHECK-NEXT:	vld1.32	{d24[0]}, [r4:32]
-; CHECK-NEXT:	add	r4, sp, #36
-; CHECK-NEXT:	vld1.32	{d17[1]}, [r4:32]
-; CHECK-NEXT:	add	r4, sp, #28
-; CHECK-NEXT:	vcgt.u32	q10, q12, q10
-; CHECK-NEXT:	vmov.u8	lr, d23[3]
-; CHECK-NEXT:	vld1.32	{d16[1]}, [r4:32]
-; CHECK-NEXT:	add	r4, sp, #60
-; CHECK-NEXT:	vld1.32	{d19[1]}, [r4:32]
-; CHECK-NEXT:	add	r4, sp, #52
-; CHECK-NEXT:	vld1.32	{d18[1]}, [r4:32]
-; CHECK-NEXT:	add	r4, r12, #4
-; CHECK-NEXT:	vcgt.u32	q8, q9, q8
-; CHECK-NEXT:	vmovn.i32	d19, q10
-; CHECK-NEXT:	vldr	d20, .LCPI23_0
-; CHECK-NEXT:	vmovn.i32	d18, q8
-; CHECK-NEXT:	vmovn.i16	d22, q9
-; CHECK-NEXT:	vmov.i8	q9, #0x7
-; CHECK-NEXT:	vmov.8	d17[0], lr
-; CHECK-NEXT:	vneg.s8	q9, q9
-; CHECK-NEXT:	vtbl.8	d16, {d22, d23}, d20
-; CHECK-NEXT:	vld1.8	{d17[1]}, [r4]
-; CHECK-NEXT:	add	r4, sp, #8
-; CHECK-NEXT:	vshl.i8	q8, q8, #7
-; CHECK-NEXT:	vld1.64	{d20, d21}, [r4]
-; CHECK-NEXT:	vshl.s8	q8, q8, q9
-; CHECK-NEXT:	vmov	d19, r2, r3
-; CHECK-NEXT:	vmov	d18, r0, r1
-; CHECK-NEXT:	vbsl	q8, q9, q10
-; CHECK-NEXT:	vmov	r0, r1, d16
-; CHECK-NEXT:	vmov	r2, r3, d17
-; CHECK-NEXT:	pop	{r4, lr}
-; CHECK-NEXT:	mov	pc, lr
+; CHECK-NEXT:    .save {r4, lr}
+; CHECK-NEXT:    push {r4, lr}
+; CHECK-NEXT:    add r12, sp, #32
+; CHECK-NEXT:    add lr, sp, #48
+; CHECK-NEXT:    vld1.32 {d17[0]}, [r12:32]
+; CHECK-NEXT:    add r12, sp, #24
+; CHECK-NEXT:    vld1.32 {d16[0]}, [r12:32]
+; CHECK-NEXT:    add r12, sp, #56
+; CHECK-NEXT:    vld1.32 {d19[0]}, [r12:32]
+; CHECK-NEXT:    vld1.32 {d18[0]}, [lr:32]
+; CHECK-NEXT:    add lr, sp, #40
+; CHECK-NEXT:    vld1.32 {d20[0]}, [lr:32]
+; CHECK-NEXT:    ldr r12, [sp, #68]
+; CHECK-NEXT:    ldr r4, [r12]
+; CHECK-NEXT:    vmov.32 d23[0], r4
+; CHECK-NEXT:    add r4, sp, #64
+; CHECK-NEXT:    vld1.32 {d24[0]}, [r4:32]
+; CHECK-NEXT:    add r4, sp, #36
+; CHECK-NEXT:    vcgt.u32 q10, q12, q10
+; CHECK-NEXT:    vld1.32 {d17[1]}, [r4:32]
+; CHECK-NEXT:    add r4, sp, #28
+; CHECK-NEXT:    vld1.32 {d16[1]}, [r4:32]
+; CHECK-NEXT:    add r4, sp, #60
+; CHECK-NEXT:    vld1.32 {d19[1]}, [r4:32]
+; CHECK-NEXT:    add r4, sp, #52
+; CHECK-NEXT:    vld1.32 {d18[1]}, [r4:32]
+; CHECK-NEXT:    add r4, r12, #4
+; CHECK-NEXT:    vcgt.u32 q8, q9, q8
+; CHECK-NEXT:    vmovn.i32 d19, q10
+; CHECK-NEXT:    vmov.u8 lr, d23[3]
+; CHECK-NEXT:    vldr d20, .LCPI23_0
+; CHECK-NEXT:    vmovn.i32 d18, q8
+; CHECK-NEXT:    vmovn.i16 d22, q9
+; CHECK-NEXT:    vmov.i8 q9, #0x7
+; CHECK-NEXT:    vneg.s8 q9, q9
+; CHECK-NEXT:    vmov.8 d17[0], lr
+; CHECK-NEXT:    vtbl.8 d16, {d22, d23}, d20
+; CHECK-NEXT:    vld1.8 {d17[1]}, [r4]
+; CHECK-NEXT:    add r4, sp, #8
+; CHECK-NEXT:    vshl.i8 q8, q8, #7
+; CHECK-NEXT:    vld1.64 {d20, d21}, [r4]
+; CHECK-NEXT:    vshl.s8 q8, q8, q9
+; CHECK-NEXT:    vmov d19, r2, r3
+; CHECK-NEXT:    vmov d18, r0, r1
+; CHECK-NEXT:    vbsl q8, q9, q10
+; CHECK-NEXT:    vmov r0, r1, d16
+; CHECK-NEXT:    vmov r2, r3, d17
+; CHECK-NEXT:    pop {r4, lr}
+; CHECK-NEXT:    mov pc, lr
 ; CHECK-NEXT:    .p2align 3
 ; CHECK-NEXT:  @ %bb.1:
 ; CHECK-NEXT:  .LCPI23_0:

Added: llvm/trunk/test/CodeGen/SystemZ/misched-readadvances.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/SystemZ/misched-readadvances.mir?rev=345606&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/SystemZ/misched-readadvances.mir (added)
+++ llvm/trunk/test/CodeGen/SystemZ/misched-readadvances.mir Tue Oct 30 08:04:40 2018
@@ -0,0 +1,31 @@
+# Check that the extra operand for the full register added by RegAlloc does
+# not have a latency that interferes with the latency adjustment
+# (ReadAdvance) for the MSY register operand.
+
+# RUN: llc %s -mtriple=s390x-linux-gnu -mcpu=z13 -start-before=machine-scheduler \
+# RUN:  -debug-only=machine-scheduler -o - 2>&1 | FileCheck %s
+# REQUIRES: asserts
+
+# CHECK: ScheduleDAGMI::schedule starting
+# CHECK: SU(4): renamable $r2l = MSR renamable $r2l(tied-def 0), renamable $r2l
+# CHECK:   Latency : 6
+# CHECK: SU(5): renamable $r2l = MSY renamable $r2l(tied-def 0), renamable $r1d, -4, $noreg, implicit $r2d
+# CHECK:   Predecessors:
+# CHECK:     SU(4): Data Latency=2 Reg=$r2l
+# CHECK:     SU(4): Data Latency=0 Reg=$r2d
+
+---
+name:            Perl_do_sv_dump
+alignment:       4
+tracksRegLiveness: true
+body:             |
+    bb.0 :
+    %1:addr64bit = IMPLICIT_DEF
+    %2:addr64bit = IMPLICIT_DEF
+    %3:vr64bit = IMPLICIT_DEF
+
+    bb.1 :
+    %2:addr64bit = ALGFI %2, 4294967291, implicit-def dead $cc
+    %2.subreg_l32:addr64bit = MSR %2.subreg_l32, %2.subreg_l32
+    %2.subreg_l32:addr64bit = MSY %2.subreg_l32, %1, -4, $noreg
+...

Modified: llvm/trunk/test/CodeGen/Thumb2/umulo-128-legalisation-lowering.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/Thumb2/umulo-128-legalisation-lowering.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/Thumb2/umulo-128-legalisation-lowering.ll (original)
+++ llvm/trunk/test/CodeGen/Thumb2/umulo-128-legalisation-lowering.ll Tue Oct 30 08:04:40 2018
@@ -88,15 +88,15 @@ define { i128, i8 } @muloti_test(i128 %l
 ; THUMBV7-NEXT:    orrs r3, r2
 ; THUMBV7-NEXT:    ldr r2, [sp, #80]
 ; THUMBV7-NEXT:    orr.w r1, r1, r4
+; THUMBV7-NEXT:    orr.w r1, r1, r10
 ; THUMBV7-NEXT:    it ne
 ; THUMBV7-NEXT:    movne r3, #1
-; THUMBV7-NEXT:    orr.w r1, r1, r10
 ; THUMBV7-NEXT:    orrs.w r7, r2, r11
 ; THUMBV7-NEXT:    orr.w r1, r1, r9
 ; THUMBV7-NEXT:    it ne
 ; THUMBV7-NEXT:    movne r7, #1
-; THUMBV7-NEXT:    orr.w r0, r0, r12
 ; THUMBV7-NEXT:    ands r3, r7
+; THUMBV7-NEXT:    orr.w r0, r0, r12
 ; THUMBV7-NEXT:    orrs r1, r3
 ; THUMBV7-NEXT:    orrs r0, r1
 ; THUMBV7-NEXT:    orr.w r0, r0, r8

Modified: llvm/trunk/test/CodeGen/Thumb2/umulo-64-legalisation-lowering.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/Thumb2/umulo-64-legalisation-lowering.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/Thumb2/umulo-64-legalisation-lowering.ll (original)
+++ llvm/trunk/test/CodeGen/Thumb2/umulo-64-legalisation-lowering.ll Tue Oct 30 08:04:40 2018
@@ -20,11 +20,11 @@ define { i64, i8 } @mulodi_test(i64 %l,
 ; THUMBV7-NEXT:    it ne
 ; THUMBV7-NEXT:    movne r1, #1
 ; THUMBV7-NEXT:    cmp r5, #0
+; THUMBV7-NEXT:    and.w r1, r1, r3
 ; THUMBV7-NEXT:    it ne
 ; THUMBV7-NEXT:    movne r5, #1
-; THUMBV7-NEXT:    ands r1, r3
+; THUMBV7-NEXT:    orrs r1, r5
 ; THUMBV7-NEXT:    cmp.w lr, #0
-; THUMBV7-NEXT:    orr.w r1, r1, r5
 ; THUMBV7-NEXT:    it ne
 ; THUMBV7-NEXT:    movne.w lr, #1
 ; THUMBV7-NEXT:    orr.w r1, r1, lr

Modified: llvm/trunk/test/CodeGen/X86/lsr-loop-exit-cond.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/lsr-loop-exit-cond.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/lsr-loop-exit-cond.ll (original)
+++ llvm/trunk/test/CodeGen/X86/lsr-loop-exit-cond.ll Tue Oct 30 08:04:40 2018
@@ -97,8 +97,8 @@ define void @t(i8* nocapture %in, i8* no
 ; ATOM-NEXT:    pushq %r14
 ; ATOM-NEXT:    pushq %rbx
 ; ATOM-NEXT:    ## kill: def $ecx killed $ecx def $rcx
-; ATOM-NEXT:    movl 4(%rdx), %eax
 ; ATOM-NEXT:    movl (%rdx), %r15d
+; ATOM-NEXT:    movl 4(%rdx), %eax
 ; ATOM-NEXT:    leaq 20(%rdx), %r14
 ; ATOM-NEXT:    movq _Te0@{{.*}}(%rip), %r9
 ; ATOM-NEXT:    movq _Te1@{{.*}}(%rip), %r8
@@ -116,8 +116,8 @@ define void @t(i8* nocapture %in, i8* no
 ; ATOM-NEXT:    movzbl %bl, %eax
 ; ATOM-NEXT:    movl (%r10,%rax,4), %eax
 ; ATOM-NEXT:    xorl (%r8,%rbp,4), %r15d
-; ATOM-NEXT:    xorl -4(%r14), %r15d
 ; ATOM-NEXT:    xorl (%r9,%rdi,4), %eax
+; ATOM-NEXT:    xorl -4(%r14), %r15d
 ; ATOM-NEXT:    xorl (%r14), %eax
 ; ATOM-NEXT:    addq $16, %r14
 ; ATOM-NEXT:  LBB0_1: ## %bb
@@ -130,14 +130,14 @@ define void @t(i8* nocapture %in, i8* no
 ; ATOM-NEXT:    movzbl %dil, %edi
 ; ATOM-NEXT:    movl (%r8,%rdi,4), %ebx
 ; ATOM-NEXT:    movzbl %r15b, %edi
-; ATOM-NEXT:    movl (%r10,%rdi,4), %edi
 ; ATOM-NEXT:    xorl (%r9,%rbp,4), %ebx
+; ATOM-NEXT:    movl (%r10,%rdi,4), %edi
 ; ATOM-NEXT:    xorl -12(%r14), %ebx
 ; ATOM-NEXT:    xorl (%r9,%rax,4), %edi
 ; ATOM-NEXT:    movl %ebx, %eax
+; ATOM-NEXT:    xorl -8(%r14), %edi
 ; ATOM-NEXT:    shrl $24, %eax
 ; ATOM-NEXT:    movl (%r9,%rax,4), %r15d
-; ATOM-NEXT:    xorl -8(%r14), %edi
 ; ATOM-NEXT:    testq %r11, %r11
 ; ATOM-NEXT:    movl %edi, %eax
 ; ATOM-NEXT:    jne LBB0_2

Modified: llvm/trunk/test/CodeGen/X86/memset.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/memset.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/memset.ll (original)
+++ llvm/trunk/test/CodeGen/X86/memset.ll Tue Oct 30 08:04:40 2018
@@ -41,8 +41,8 @@ define void @t() nounwind  {
 ; YMM-NEXT:    movl %esp, %ebp
 ; YMM-NEXT:    andl $-32, %esp
 ; YMM-NEXT:    subl $96, %esp
-; YMM-NEXT:    vxorps %xmm0, %xmm0, %xmm0
 ; YMM-NEXT:    leal {{[0-9]+}}(%esp), %eax
+; YMM-NEXT:    vxorps %xmm0, %xmm0, %xmm0
 ; YMM-NEXT:    vmovaps %ymm0, {{[0-9]+}}(%esp)
 ; YMM-NEXT:    movl %eax, (%esp)
 ; YMM-NEXT:    vzeroupper

Modified: llvm/trunk/test/CodeGen/X86/phys-reg-local-regalloc.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/phys-reg-local-regalloc.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/phys-reg-local-regalloc.ll (original)
+++ llvm/trunk/test/CodeGen/X86/phys-reg-local-regalloc.ll Tue Oct 30 08:04:40 2018
@@ -20,9 +20,9 @@ entry:
 ; On Intel Atom the scheduler moves a movl instruction
 ; used for the printf call to follow movl 24(%esp), %eax
 ; ATOM: movl 24(%esp), %eax
-; ATOM: movl
-; ATOM: movl   %eax, 36(%esp)
 ; ATOM-NOT: movl
+; ATOM: movl   %eax, 36(%esp)
+; ATOM: movl
 ; ATOM: movl 28(%esp), %ebx
 ; ATOM-NOT: movl
 ; ATOM: movl   %ebx, 40(%esp)

Modified: llvm/trunk/test/CodeGen/X86/schedule-x86-64-shld.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/schedule-x86-64-shld.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/schedule-x86-64-shld.ll (original)
+++ llvm/trunk/test/CodeGen/X86/schedule-x86-64-shld.ll Tue Oct 30 08:04:40 2018
@@ -135,16 +135,16 @@ define i64 @lshift_cl_optsize(i64 %a, i6
 ;
 ; BDVER12-LABEL: lshift_cl_optsize:
 ; BDVER12:       # %bb.0: # %entry
-; BDVER12-NEXT:    movq %rdx, %rcx # sched: [1:0.50]
 ; BDVER12-NEXT:    movq %rdi, %rax # sched: [1:0.50]
+; BDVER12-NEXT:    movq %rdx, %rcx # sched: [1:0.50]
 ; BDVER12-NEXT:    # kill: def $cl killed $cl killed $rcx
 ; BDVER12-NEXT:    shldq %cl, %rsi, %rax # sched: [4:4.00]
 ; BDVER12-NEXT:    retq # sched: [5:1.00]
 ;
 ; BTVER2-LABEL: lshift_cl_optsize:
 ; BTVER2:       # %bb.0: # %entry
-; BTVER2-NEXT:    movq %rdx, %rcx # sched: [1:0.50]
 ; BTVER2-NEXT:    movq %rdi, %rax # sched: [1:0.50]
+; BTVER2-NEXT:    movq %rdx, %rcx # sched: [1:0.50]
 ; BTVER2-NEXT:    # kill: def $cl killed $cl killed $rcx
 ; BTVER2-NEXT:    shldq %cl, %rsi, %rax # sched: [4:4.00]
 ; BTVER2-NEXT:    retq # sched: [4:1.00]
@@ -211,16 +211,16 @@ define i64 @rshift_cl_optsize(i64 %a, i6
 ;
 ; BDVER12-LABEL: rshift_cl_optsize:
 ; BDVER12:       # %bb.0: # %entry
-; BDVER12-NEXT:    movq %rdx, %rcx # sched: [1:0.50]
 ; BDVER12-NEXT:    movq %rdi, %rax # sched: [1:0.50]
+; BDVER12-NEXT:    movq %rdx, %rcx # sched: [1:0.50]
 ; BDVER12-NEXT:    # kill: def $cl killed $cl killed $rcx
 ; BDVER12-NEXT:    shrdq %cl, %rsi, %rax # sched: [4:4.00]
 ; BDVER12-NEXT:    retq # sched: [5:1.00]
 ;
 ; BTVER2-LABEL: rshift_cl_optsize:
 ; BTVER2:       # %bb.0: # %entry
-; BTVER2-NEXT:    movq %rdx, %rcx # sched: [1:0.50]
 ; BTVER2-NEXT:    movq %rdi, %rax # sched: [1:0.50]
+; BTVER2-NEXT:    movq %rdx, %rcx # sched: [1:0.50]
 ; BTVER2-NEXT:    # kill: def $cl killed $cl killed $rcx
 ; BTVER2-NEXT:    shrdq %cl, %rsi, %rax # sched: [4:4.00]
 ; BTVER2-NEXT:    retq # sched: [4:1.00]

Modified: llvm/trunk/test/CodeGen/X86/schedule-x86_32.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/schedule-x86_32.ll?rev=345606&r1=345605&r2=345606&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/schedule-x86_32.ll (original)
+++ llvm/trunk/test/CodeGen/X86/schedule-x86_32.ll Tue Oct 30 08:04:40 2018
@@ -495,8 +495,8 @@ define void @test_arpl(i16 %a0, i16 *%a1
 ;
 ; ZNVER1-LABEL: test_arpl:
 ; ZNVER1:       # %bb.0:
-; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
 ; ZNVER1-NEXT:    movzwl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
+; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
 ; ZNVER1-NEXT:    #APP
 ; ZNVER1-NEXT:    arpl %ax, (%ecx) # sched: [100:0.25]
 ; ZNVER1-NEXT:    #NO_APP
@@ -681,10 +681,10 @@ define void @test_bound(i16 %a0, i16 *%a
 ; ZNVER1-NEXT:    pushl %esi # sched: [1:0.50]
 ; ZNVER1-NEXT:    .cfi_def_cfa_offset 8
 ; ZNVER1-NEXT:    .cfi_offset %esi, -8
+; ZNVER1-NEXT:    movzwl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
 ; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
 ; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %edx # sched: [8:0.50]
 ; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %esi # sched: [8:0.50]
-; ZNVER1-NEXT:    movzwl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
 ; ZNVER1-NEXT:    #APP
 ; ZNVER1-NEXT:    bound %ax, (%esi) # sched: [100:0.25]
 ; ZNVER1-NEXT:    bound %ecx, (%edx) # sched: [100:0.25]
@@ -985,8 +985,8 @@ define void @test_dec16(i16 %a0, i16* %a
 ;
 ; ZNVER1-LABEL: test_dec16:
 ; ZNVER1:       # %bb.0:
-; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
 ; ZNVER1-NEXT:    movzwl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
+; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
 ; ZNVER1-NEXT:    #APP
 ; ZNVER1-NEXT:    decw %ax # sched: [1:0.25]
 ; ZNVER1-NEXT:    decw (%ecx) # sched: [5:0.50]
@@ -1212,8 +1212,8 @@ define void @test_inc16(i16 %a0, i16* %a
 ;
 ; ZNVER1-LABEL: test_inc16:
 ; ZNVER1:       # %bb.0:
-; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
 ; ZNVER1-NEXT:    movzwl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
+; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
 ; ZNVER1-NEXT:    #APP
 ; ZNVER1-NEXT:    incw %ax # sched: [1:0.25]
 ; ZNVER1-NEXT:    incw (%ecx) # sched: [5:0.50]
@@ -1949,8 +1949,8 @@ define i16 @test_pop_push_16(i16 %a0, i1
 ;
 ; ZNVER1-LABEL: test_pop_push_16:
 ; ZNVER1:       # %bb.0:
-; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
 ; ZNVER1-NEXT:    movzwl {{[0-9]+}}(%esp), %eax # sched: [8:0.50]
+; ZNVER1-NEXT:    movl {{[0-9]+}}(%esp), %ecx # sched: [8:0.50]
 ; ZNVER1-NEXT:    #APP
 ; ZNVER1-NEXT:    popw %ax # sched: [8:0.50]
 ; ZNVER1-NEXT:    popw (%ecx) # sched: [5:0.50]




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