[llvm] [RISCV][GISEL] Regbankselect and instructionselect for G_ZEXT, G_SEXT, and G_ANYEXT with scalable vector type (PR #87363)
via llvm-commits
llvm-commits at lists.llvm.org
Tue Apr 2 09:18:09 PDT 2024
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-backend-risc-v
Author: Michael Maitland (michaelmaitland)
<details>
<summary>Changes</summary>
These instructions get regbankselected based on the type size of the operands to VRB.
Instruction selection works out of the box using SelectionDAG patterns. Tests are added to demonstrate.
---
Patch is 229.75 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/87363.diff
7 Files Affected:
- (modified) llvm/lib/Target/RISCV/GISel/RISCVRegisterBankInfo.cpp (+22-3)
- (added) llvm/test/CodeGen/RISCV/GlobalISel/instruction-select/rvv/anyext.mir (+704)
- (added) llvm/test/CodeGen/RISCV/GlobalISel/instruction-select/rvv/sext.mir (+704)
- (added) llvm/test/CodeGen/RISCV/GlobalISel/instruction-select/rvv/zext.mir (+704)
- (added) llvm/test/CodeGen/RISCV/GlobalISel/regbankselect/rvv/anyext.mir (+1115)
- (added) llvm/test/CodeGen/RISCV/GlobalISel/regbankselect/rvv/sext.mir (+1115)
- (added) llvm/test/CodeGen/RISCV/GlobalISel/regbankselect/rvv/zext.mir (+1115)
``````````diff
diff --git a/llvm/lib/Target/RISCV/GISel/RISCVRegisterBankInfo.cpp b/llvm/lib/Target/RISCV/GISel/RISCVRegisterBankInfo.cpp
index 888bcc46ea1ef9..c9b7c180fcdb99 100644
--- a/llvm/lib/Target/RISCV/GISel/RISCVRegisterBankInfo.cpp
+++ b/llvm/lib/Target/RISCV/GISel/RISCVRegisterBankInfo.cpp
@@ -321,13 +321,19 @@ RISCVRegisterBankInfo::getInstrMapping(const MachineInstr &MI) const {
case TargetOpcode::G_PTRTOINT:
case TargetOpcode::G_INTTOPTR:
case TargetOpcode::G_TRUNC:
- case TargetOpcode::G_ANYEXT:
- case TargetOpcode::G_SEXT:
- case TargetOpcode::G_ZEXT:
case TargetOpcode::G_SEXTLOAD:
case TargetOpcode::G_ZEXTLOAD:
return getInstructionMapping(DefaultMappingID, /*Cost=*/1, GPRValueMapping,
NumOperands);
+ case TargetOpcode::G_ANYEXT:
+ case TargetOpcode::G_SEXT:
+ case TargetOpcode::G_ZEXT: {
+ // Handle vector extends below
+ if (MRI.getType(MI.getOperand(0).getReg()).isVector())
+ break;
+ return getInstructionMapping(DefaultMappingID, /*Cost=*/1, GPRValueMapping,
+ NumOperands);
+ }
case TargetOpcode::G_FADD:
case TargetOpcode::G_FSUB:
case TargetOpcode::G_FMUL:
@@ -366,6 +372,19 @@ RISCVRegisterBankInfo::getInstrMapping(const MachineInstr &MI) const {
SmallVector<const ValueMapping *, 4> OpdsMapping(NumOperands);
switch (Opc) {
+ case TargetOpcode::G_ANYEXT:
+ case TargetOpcode::G_SEXT:
+ case TargetOpcode::G_ZEXT: {
+ // Scalar extends are handled above
+ assert(MRI.getType(MI.getOperand(0).getReg()).isVector());
+ LLT DstTy = MRI.getType(MI.getOperand(0).getReg());
+ LLT SrcTy = MRI.getType(MI.getOperand(1).getReg());
+ OpdsMapping[0] =
+ getVRBValueMapping(DstTy.getSizeInBits().getKnownMinValue());
+ OpdsMapping[1] =
+ getVRBValueMapping(SrcTy.getSizeInBits().getKnownMinValue());
+ break;
+ }
case TargetOpcode::G_LOAD: {
LLT Ty = MRI.getType(MI.getOperand(0).getReg());
OpdsMapping[0] = GPRValueMapping;
diff --git a/llvm/test/CodeGen/RISCV/GlobalISel/instruction-select/rvv/anyext.mir b/llvm/test/CodeGen/RISCV/GlobalISel/instruction-select/rvv/anyext.mir
new file mode 100644
index 00000000000000..0b99be67a8f0d1
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/GlobalISel/instruction-select/rvv/anyext.mir
@@ -0,0 +1,704 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -mtriple=riscv32 -mattr=+v -run-pass=instruction-select -simplify-mir -verify-machineinstrs %s -o - | FileCheck -check-prefix=RV32I %s
+# RUN: llc -mtriple=riscv64 -mattr=+v -run-pass=instruction-select -simplify-mir -verify-machineinstrs %s -o - | FileCheck -check-prefix=RV64I %s
+
+---
+name: anyext_nxv1i16_nxv1i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv1i16_nxv1i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF2_MF4 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv1i16_nxv1i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF2_MF4 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8
+ %0:vrb(<vscale x 1 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 1 x s16>) = G_ANYEXT %0(<vscale x 1 x s8>)
+ $v8 = COPY %1(<vscale x 1 x s16>)
+ PseudoRET implicit $v8
+
+...
+---
+name: anyext_nxv1i32_nxv1i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv1i32_nxv1i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF4_MF2 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv1i32_nxv1i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF4_MF2 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8
+ %0:vrb(<vscale x 1 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 1 x s32>) = G_ANYEXT %0(<vscale x 1 x s8>)
+ $v8 = COPY %1(<vscale x 1 x s32>)
+ PseudoRET implicit $v8
+
+...
+---
+name: anyext_nxv1i64_nxv1i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv1i64_nxv1i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF8_M1 [[DEF1]], [[DEF]], -1, 6 /* e64 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv1i64_nxv1i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF8_M1 [[DEF1]], [[DEF]], -1, 6 /* e64 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8
+ %0:vrb(<vscale x 1 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 1 x s64>) = G_ANYEXT %0(<vscale x 1 x s8>)
+ $v8 = COPY %1(<vscale x 1 x s64>)
+ PseudoRET implicit $v8
+
+...
+---
+name: anyext_nxv2i16_nxv2i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv2i16_nxv2i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF2_MF2 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv2i16_nxv2i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF2_MF2 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8
+ %0:vrb(<vscale x 2 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 2 x s16>) = G_ANYEXT %0(<vscale x 2 x s8>)
+ $v8 = COPY %1(<vscale x 2 x s16>)
+ PseudoRET implicit $v8
+
+...
+---
+name: anyext_nxv2i32_nxv2i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv2i32_nxv2i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF4_M1 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv2i32_nxv2i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF4_M1 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8
+ %0:vrb(<vscale x 2 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 2 x s32>) = G_ANYEXT %0(<vscale x 2 x s8>)
+ $v8 = COPY %1(<vscale x 2 x s32>)
+ PseudoRET implicit $v8
+
+...
+---
+name: anyext_nxv2i64_nxv2i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv2i64_nxv2i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vrm2 = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vrm2 = PseudoVZEXT_VF8_M2 [[DEF1]], [[DEF]], -1, 6 /* e64 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8m2 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8m2
+ ;
+ ; RV64I-LABEL: name: anyext_nxv2i64_nxv2i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vrm2 = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vrm2 = PseudoVZEXT_VF8_M2 [[DEF1]], [[DEF]], -1, 6 /* e64 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8m2 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8m2
+ %0:vrb(<vscale x 2 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 2 x s64>) = G_ANYEXT %0(<vscale x 2 x s8>)
+ $v8m2 = COPY %1(<vscale x 2 x s64>)
+ PseudoRET implicit $v8m2
+
+...
+---
+name: anyext_nxv4i16_nxv4i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv4i16_nxv4i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF2_M1 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv4i16_nxv4i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF2_M1 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8
+ %0:vrb(<vscale x 4 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 4 x s16>) = G_ANYEXT %0(<vscale x 4 x s8>)
+ $v8 = COPY %1(<vscale x 4 x s16>)
+ PseudoRET implicit $v8
+
+...
+---
+name: anyext_nxv4i32_nxv4i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv4i32_nxv4i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vrm2 = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vrm2 = PseudoVZEXT_VF4_M2 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8m2 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8m2
+ ;
+ ; RV64I-LABEL: name: anyext_nxv4i32_nxv4i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vrm2 = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vrm2 = PseudoVZEXT_VF4_M2 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8m2 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8m2
+ %0:vrb(<vscale x 4 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 4 x s32>) = G_ANYEXT %0(<vscale x 4 x s8>)
+ $v8m2 = COPY %1(<vscale x 4 x s32>)
+ PseudoRET implicit $v8m2
+
+...
+---
+name: anyext_nxv4i64_nxv4i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv4i64_nxv4i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vrm4 = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vrm4 = PseudoVZEXT_VF8_M4 [[DEF1]], [[DEF]], -1, 6 /* e64 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8m4 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8m4
+ ;
+ ; RV64I-LABEL: name: anyext_nxv4i64_nxv4i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vrm4 = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vrm4 = PseudoVZEXT_VF8_M4 [[DEF1]], [[DEF]], -1, 6 /* e64 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8m4 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8m4
+ %0:vrb(<vscale x 4 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 4 x s64>) = G_ANYEXT %0(<vscale x 4 x s8>)
+ $v8m4 = COPY %1(<vscale x 4 x s64>)
+ PseudoRET implicit $v8m4
+
+...
+---
+name: anyext_nxv8i16_nxv8i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv8i16_nxv8i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vrm2 = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vrm2 = PseudoVZEXT_VF2_M2 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8m2 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8m2
+ ;
+ ; RV64I-LABEL: name: anyext_nxv8i16_nxv8i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vrm2 = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vrm2 = PseudoVZEXT_VF2_M2 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8m2 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8m2
+ %0:vrb(<vscale x 8 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 8 x s16>) = G_ANYEXT %0(<vscale x 8 x s8>)
+ $v8m2 = COPY %1(<vscale x 8 x s16>)
+ PseudoRET implicit $v8m2
+
+...
+---
+name: anyext_nxv8i32_nxv8i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv8i32_nxv8i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vrm4 = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vrm4 = PseudoVZEXT_VF4_M4 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8m4 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8m4
+ ;
+ ; RV64I-LABEL: name: anyext_nxv8i32_nxv8i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vrm4 = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vrm4 = PseudoVZEXT_VF4_M4 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8m4 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8m4
+ %0:vrb(<vscale x 8 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 8 x s32>) = G_ANYEXT %0(<vscale x 8 x s8>)
+ $v8m4 = COPY %1(<vscale x 8 x s32>)
+ PseudoRET implicit $v8m4
+
+...
+---
+name: anyext_nxv8i64_nxv8i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv8i64_nxv8i8
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vrm8 = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vrm8 = PseudoVZEXT_VF8_M8 [[DEF1]], [[DEF]], -1, 6 /* e64 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8m8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8m8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv8i64_nxv8i8
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vrm8 = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vrm8 = PseudoVZEXT_VF8_M8 [[DEF1]], [[DEF]], -1, 6 /* e64 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8m8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8m8
+ %0:vrb(<vscale x 8 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 8 x s64>) = G_ANYEXT %0(<vscale x 8 x s8>)
+ $v8m8 = COPY %1(<vscale x 8 x s64>)
+ PseudoRET implicit $v8m8
+
+...
+---
+name: anyext_nxv16i16_nxv16i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv16i16_nxv16i8
+ ; RV32I: [[DEF:%[0-9]+]]:vrm2 = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vrm4 = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vrm4 = PseudoVZEXT_VF2_M4 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8m4 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8m4
+ ;
+ ; RV64I-LABEL: name: anyext_nxv16i16_nxv16i8
+ ; RV64I: [[DEF:%[0-9]+]]:vrm2 = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vrm4 = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vrm4 = PseudoVZEXT_VF2_M4 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8m4 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8m4
+ %0:vrb(<vscale x 16 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 16 x s16>) = G_ANYEXT %0(<vscale x 16 x s8>)
+ $v8m4 = COPY %1(<vscale x 16 x s16>)
+ PseudoRET implicit $v8m4
+
+...
+---
+name: anyext_nxv16i32_nxv16i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv16i32_nxv16i8
+ ; RV32I: [[DEF:%[0-9]+]]:vrm2 = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vrm8 = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vrm8 = PseudoVZEXT_VF4_M8 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8m8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8m8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv16i32_nxv16i8
+ ; RV64I: [[DEF:%[0-9]+]]:vrm2 = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vrm8 = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vrm8 = PseudoVZEXT_VF4_M8 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8m8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8m8
+ %0:vrb(<vscale x 16 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 16 x s32>) = G_ANYEXT %0(<vscale x 16 x s8>)
+ $v8m8 = COPY %1(<vscale x 16 x s32>)
+ PseudoRET implicit $v8m8
+
+...
+---
+name: anyext_nxv32i16_nxv32i8
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv32i16_nxv32i8
+ ; RV32I: [[DEF:%[0-9]+]]:vrm4 = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vrm8 = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vrm8 = PseudoVZEXT_VF2_M8 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8m8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8m8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv32i16_nxv32i8
+ ; RV64I: [[DEF:%[0-9]+]]:vrm4 = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vrm8 = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vrm8 = PseudoVZEXT_VF2_M8 [[DEF1]], [[DEF]], -1, 4 /* e16 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8m8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8m8
+ %0:vrb(<vscale x 32 x s8>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 32 x s16>) = G_ANYEXT %0(<vscale x 32 x s8>)
+ $v8m8 = COPY %1(<vscale x 32 x s16>)
+ PseudoRET implicit $v8m8
+
+...
+---
+name: anyext_nxv1i32_nxv1i16
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv1i32_nxv1i16
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF2_MF2 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv1i32_nxv1i16
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF2_MF2 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8
+ %0:vrb(<vscale x 1 x s16>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 1 x s32>) = G_ANYEXT %0(<vscale x 1 x s16>)
+ $v8 = COPY %1(<vscale x 1 x s32>)
+ PseudoRET implicit $v8
+
+...
+---
+name: anyext_nxv1i64_nxv1i16
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv1i64_nxv1i16
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF4_M1 [[DEF1]], [[DEF]], -1, 6 /* e64 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv1i64_nxv1i16
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF4_M1 [[DEF1]], [[DEF]], -1, 6 /* e64 */, 3 /* ta, ma */
+ ; RV64I-NEXT: $v8 = COPY %1
+ ; RV64I-NEXT: PseudoRET implicit $v8
+ %0:vrb(<vscale x 1 x s16>) = G_IMPLICIT_DEF
+ %1:vrb(<vscale x 1 x s64>) = G_ANYEXT %0(<vscale x 1 x s16>)
+ $v8 = COPY %1(<vscale x 1 x s64>)
+ PseudoRET implicit $v8
+
+...
+---
+name: anyext_nxv2i32_nxv2i16
+legalized: true
+regBankSelected: true
+body: |
+ bb.0.entry:
+ ; RV32I-LABEL: name: anyext_nxv2i32_nxv2i16
+ ; RV32I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV32I-NEXT: early-clobber %1:vr = PseudoVZEXT_VF2_M1 [[DEF1]], [[DEF]], -1, 5 /* e32 */, 3 /* ta, ma */
+ ; RV32I-NEXT: $v8 = COPY %1
+ ; RV32I-NEXT: PseudoRET implicit $v8
+ ;
+ ; RV64I-LABEL: name: anyext_nxv2i32_nxv2i16
+ ; RV64I: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: [[DEF1:%[0-9]+]]:vr = IMPLICIT_DEF
+ ; RV64I-NEXT: early-clo...
[truncated]
``````````
</details>
https://github.com/llvm/llvm-project/pull/87363
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