llvm/test/CodeGen/AMDGPU/fold-zero-high-bits-clear-kill-flags.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
# RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx942 -verify-machineinstrs -run-pass si-fold-operands -o - %s | FileCheck -enable-var-scope -check-prefix=GCN %s

---
name:            fold_zero_high_bits_src1_alive
tracksRegLiveness: true

body:             |
  bb.0:
    liveins: $vgpr0, $vgpr1
    ; GCN-LABEL: name: fold_zero_high_bits_src1_alive
    ; GCN: liveins: $vgpr0, $vgpr1
    ; GCN-NEXT: {{  $}}
    ; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GCN-NEXT: [[V_ADD_U16_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U16_e64 [[COPY]], 1, 0, implicit $exec
    ; GCN-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 65535
    ; GCN-NEXT: [[V_MUL_U32_U24_e64_:%[0-9]+]]:vgpr_32 = V_MUL_U32_U24_e64 [[V_ADD_U16_e64_]], 1, 0, implicit $exec
    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; GCN-NEXT: [[V_SUB_U16_e64_:%[0-9]+]]:vgpr_32 = V_SUB_U16_e64 [[V_ADD_U16_e64_]], [[COPY1]], 0, implicit $exec
    %0:vgpr_32 = COPY $vgpr0
    %1:sreg_32 = S_MOV_B32 1
    %2:vgpr_32 = V_ADD_U16_e64 %0:vgpr_32, %1:sreg_32, 0, implicit $exec
    %3:sreg_32 = S_MOV_B32 65535
    %4:vgpr_32 = V_AND_B32_e64 %3:sreg_32, %2:vgpr_32, implicit $exec
    %5:vgpr_32 = V_MUL_U32_U24_e64 killed %4:vgpr_32, %1:sreg_32, 0, implicit $exec
    %6:vgpr_32 = COPY $vgpr1
    %7:vgpr_32 = V_SUB_U16_e64 %2:vgpr_32, %6:vgpr_32, 0, implicit $exec
...

---
name:            fold_zero_high_bits_src1_killed
tracksRegLiveness: true

body:             |
  bb.0:
    liveins: $vgpr0, $vgpr1
    ; GCN-LABEL: name: fold_zero_high_bits_src1_killed
    ; GCN: liveins: $vgpr0, $vgpr1
    ; GCN-NEXT: {{  $}}
    ; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GCN-NEXT: [[V_ADD_U16_e64_:%[0-9]+]]:vgpr_32 = V_ADD_U16_e64 [[COPY]], 1, 0, implicit $exec
    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; GCN-NEXT: [[V_SUB_U16_e64_:%[0-9]+]]:vgpr_32 = V_SUB_U16_e64 [[V_ADD_U16_e64_]], [[COPY1]], 0, implicit $exec
    ; GCN-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 65535
    ; GCN-NEXT: [[V_MUL_U32_U24_e64_:%[0-9]+]]:vgpr_32 = V_MUL_U32_U24_e64 killed [[V_ADD_U16_e64_]], 1, 0, implicit $exec
    %0:vgpr_32 = COPY $vgpr0
    %1:sreg_32 = S_MOV_B32 1
    %2:vgpr_32 = V_ADD_U16_e64 %0:vgpr_32, %1:sreg_32, 0, implicit $exec
    %6:vgpr_32 = COPY $vgpr1
    %7:vgpr_32 = V_SUB_U16_e64 %2:vgpr_32, %6:vgpr_32, 0, implicit $exec
    %3:sreg_32 = S_MOV_B32 65535
    %4:vgpr_32 = V_AND_B32_e64 %3:sreg_32, killed %2:vgpr_32, implicit $exec
    %5:vgpr_32 = V_MUL_U32_U24_e64 killed %4:vgpr_32, %1:sreg_32, 0, implicit $exec
...