llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-smulh.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn -mcpu=tahiti -run-pass=instruction-select -global-isel-abort=2 -pass-remarks-missed='gisel*' -verify-machineinstrs %s -o - 2>%t | FileCheck -check-prefix=SI %s
# RUN: FileCheck -check-prefix=ERR  %s < %t
# RUN: llc -mtriple=amdgcn -mcpu=gfx900 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck -check-prefix=GFX9 %s
# RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck -check-prefix=GFX9 %s
# RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck -check-prefix=GFX9 %s

# ERR-NOT: remark:
# ERR: remark: <unknown>:0:0: cannot select: %2:sgpr(s32) = G_SMULH %0:sgpr, %1:sgpr (in function: smulh_s32_ss)
# ERR-NOT: remark:

---
name: smulh_s32_ss
legalized: true
regBankSelected: true

body: |
  bb.0:
    liveins: $sgpr0, $sgpr1

    ; SI-LABEL: name: smulh_s32_ss
    ; SI: liveins: $sgpr0, $sgpr1
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
    ; SI-NEXT: [[COPY1:%[0-9]+]]:sgpr(s32) = COPY $sgpr1
    ; SI-NEXT: [[SMULH:%[0-9]+]]:sgpr(s32) = G_SMULH [[COPY]], [[COPY1]]
    ; SI-NEXT: S_ENDPGM 0, implicit [[SMULH]](s32)
    ; GFX9-LABEL: name: smulh_s32_ss
    ; GFX9: liveins: $sgpr0, $sgpr1
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
    ; GFX9-NEXT: [[S_MUL_HI_I32_:%[0-9]+]]:sreg_32 = S_MUL_HI_I32 [[COPY]], [[COPY1]]
    ; GFX9-NEXT: S_ENDPGM 0, implicit [[S_MUL_HI_I32_]]
    %0:sgpr(s32) = COPY $sgpr0
    %1:sgpr(s32) = COPY $sgpr1
    %2:sgpr(s32) = G_SMULH %0, %1
    S_ENDPGM 0, implicit %2
...

---
name: smulh_s32_sv
legalized: true
regBankSelected: true

body: |
  bb.0:
    liveins: $sgpr0, $vgpr0

    ; SI-LABEL: name: smulh_s32_sv
    ; SI: liveins: $sgpr0, $vgpr0
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; SI-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; SI-NEXT: [[V_MUL_HI_I32_e64_:%[0-9]+]]:vgpr_32 = V_MUL_HI_I32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; SI-NEXT: S_ENDPGM 0, implicit [[V_MUL_HI_I32_e64_]]
    ; GFX9-LABEL: name: smulh_s32_sv
    ; GFX9: liveins: $sgpr0, $vgpr0
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9-NEXT: [[V_MUL_HI_I32_e64_:%[0-9]+]]:vgpr_32 = V_MUL_HI_I32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MUL_HI_I32_e64_]]
    %0:sgpr(s32) = COPY $sgpr0
    %1:vgpr(s32) = COPY $vgpr0
    %2:vgpr(s32) = G_SMULH %0, %1
    S_ENDPGM 0, implicit %2
...

---
name: smulh_s32_vs
legalized: true
regBankSelected: true

body: |
  bb.0:
    liveins: $sgpr0, $vgpr0

    ; SI-LABEL: name: smulh_s32_vs
    ; SI: liveins: $sgpr0, $vgpr0
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; SI-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; SI-NEXT: [[V_MUL_HI_I32_e64_:%[0-9]+]]:vgpr_32 = V_MUL_HI_I32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; SI-NEXT: S_ENDPGM 0, implicit [[V_MUL_HI_I32_e64_]]
    ; GFX9-LABEL: name: smulh_s32_vs
    ; GFX9: liveins: $sgpr0, $vgpr0
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr0
    ; GFX9-NEXT: [[V_MUL_HI_I32_e64_:%[0-9]+]]:vgpr_32 = V_MUL_HI_I32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MUL_HI_I32_e64_]]
    %0:vgpr(s32) = COPY $vgpr0
    %1:sgpr(s32) = COPY $sgpr0
    %2:vgpr(s32) = G_SMULH %0, %1
    S_ENDPGM 0, implicit %2
...

---
name: smulh_s32_vv
legalized: true
regBankSelected: true

body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: smulh_s32_vv
    ; SI: liveins: $vgpr0, $vgpr1
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; SI-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; SI-NEXT: [[V_MUL_HI_I32_e64_:%[0-9]+]]:vgpr_32 = V_MUL_HI_I32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; SI-NEXT: S_ENDPGM 0, implicit [[V_MUL_HI_I32_e64_]]
    ; GFX9-LABEL: name: smulh_s32_vv
    ; GFX9: liveins: $vgpr0, $vgpr1
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
    ; GFX9-NEXT: [[V_MUL_HI_I32_e64_:%[0-9]+]]:vgpr_32 = V_MUL_HI_I32_e64 [[COPY]], [[COPY1]], implicit $exec
    ; GFX9-NEXT: S_ENDPGM 0, implicit [[V_MUL_HI_I32_e64_]]
    %0:vgpr(s32) = COPY $vgpr0
    %1:vgpr(s32) = COPY $vgpr1
    %2:vgpr(s32) = G_SMULH %0, %1
    S_ENDPGM 0, implicit %2
...