llvm/test/CodeGen/AMDGPU/commute-vop3.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -run-pass=machine-cse -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -o - %s  | FileCheck -check-prefix=GFX9 %s
# RUN: llc -run-pass=machine-cse -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs -o - %s  | FileCheck -check-prefix=GFX10 %s

---

name: commute_vop3
tracksRegLiveness: true

body: |
  bb.0:
    liveins: $vgpr0, $vgpr1, $vgpr2
    ; GFX9-LABEL: name: commute_vop3
    ; GFX9: liveins: $vgpr0, $vgpr1, $vgpr2
    ; GFX9: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; GFX9: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
    ; GFX9: [[V_XOR3_B32_e64_:%[0-9]+]]:vgpr_32 = V_XOR3_B32_e64 [[COPY]], [[COPY1]], [[COPY2]], implicit $exec
    ; GFX9: [[V_MED3_F16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_F16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $mode, implicit $exec
    ; GFX9: [[V_MED3_F16_e64_1:%[0-9]+]]:vgpr_32 = V_MED3_F16_e64 0, [[COPY1]], 0, [[COPY]], 0, [[COPY2]], 0, 0, implicit $mode, implicit $exec
    ; GFX9: [[V_MAX3_I32_e64_:%[0-9]+]]:vgpr_32 = V_MAX3_I32_e64 [[COPY]], [[COPY1]], [[COPY2]], implicit $exec
    ; GFX9: [[V_SAD_HI_U8_e64_:%[0-9]+]]:vgpr_32 = V_SAD_HI_U8_e64 [[COPY]], [[COPY1]], [[COPY2]], 0, implicit $exec
    ; GFX9: [[V_XAD_U32_e64_:%[0-9]+]]:vgpr_32 = V_XAD_U32_e64 [[COPY]], [[COPY1]], 0, implicit $exec
    ; GFX9: [[V_SUB_I32_e64_:%[0-9]+]]:vgpr_32 = V_SUB_I32_e64 [[COPY]], [[COPY1]], 0, implicit $exec
    ; GFX9: [[V_SUB_I32_e64_1:%[0-9]+]]:vgpr_32 = V_SUB_I32_e64 [[COPY1]], [[COPY]], 0, implicit $exec
    ; GFX10-LABEL: name: commute_vop3
    ; GFX10: liveins: $vgpr0, $vgpr1, $vgpr2
    ; GFX10: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; GFX10: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
    ; GFX10: [[V_XOR3_B32_e64_:%[0-9]+]]:vgpr_32 = V_XOR3_B32_e64 [[COPY]], [[COPY1]], [[COPY2]], implicit $exec
    ; GFX10: [[V_MED3_F16_e64_:%[0-9]+]]:vgpr_32 = V_MED3_F16_e64 0, [[COPY]], 0, [[COPY1]], 0, [[COPY2]], 0, 0, implicit $mode, implicit $exec
    ; GFX10: [[V_MED3_F16_e64_1:%[0-9]+]]:vgpr_32 = V_MED3_F16_e64 0, [[COPY1]], 0, [[COPY]], 0, [[COPY2]], 0, 0, implicit $mode, implicit $exec
    ; GFX10: [[V_MAX3_I32_e64_:%[0-9]+]]:vgpr_32 = V_MAX3_I32_e64 [[COPY]], [[COPY1]], [[COPY2]], implicit $exec
    ; GFX10: [[V_SAD_HI_U8_e64_:%[0-9]+]]:vgpr_32 = V_SAD_HI_U8_e64 [[COPY]], [[COPY1]], [[COPY2]], 0, implicit $exec
    ; GFX10: [[V_XAD_U32_e64_:%[0-9]+]]:vgpr_32 = V_XAD_U32_e64 [[COPY]], [[COPY1]], 0, implicit $exec
    ; GFX10: [[V_SUB_I32_e64_:%[0-9]+]]:vgpr_32 = V_SUB_I32_e64 [[COPY]], [[COPY1]], 0, implicit $exec
    ; GFX10: [[V_SUB_I32_e64_1:%[0-9]+]]:vgpr_32 = V_SUB_I32_e64 [[COPY1]], [[COPY]], 0, implicit $exec
    %0:vgpr_32 = COPY $vgpr0
    %1:vgpr_32 = COPY $vgpr1
    %2:vgpr_32 = COPY $vgpr2
    %3:vgpr_32 = V_XOR3_B32_e64 %0, %1, %2, implicit $exec
    %4:vgpr_32 = V_XOR3_B32_e64 %1, %0, %2, implicit $exec
    ; Insts with MayRaiseFPException do not get CSE
    %5:vgpr_32 = V_MED3_F16_e64 0, %0, 0, %1, 0, %2, 0, 0, implicit $mode, implicit $exec
    %6:vgpr_32 = V_MED3_F16_e64 0, %1, 0, %0, 0, %2, 0, 0, implicit $mode, implicit $exec

    %7:vgpr_32 = V_MAX3_I32_e64 %0, %1, %2, implicit $exec
    %8:vgpr_32 = V_MAX3_I32_e64 %1, %0, %2, implicit $exec
    %11:vgpr_32 = V_SAD_HI_U8_e64 %0, %1, %2, 0, implicit $exec
    %12:vgpr_32 = V_SAD_HI_U8_e64 %1, %0, %2, 0, implicit $exec
    %13:vgpr_32 = V_XAD_U32_e64 %0, %1, 0, implicit $exec
    %14:vgpr_32 = V_XAD_U32_e64 %1, %0, 0, implicit $exec
    ; Sub should not be commuted
    %15:vgpr_32 = V_SUB_I32_e64 %0, %1, 0, implicit $exec
    %16:vgpr_32 = V_SUB_I32_e64 %1, %0, 0, implicit $exec
...