llvm/llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-smax.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -run-pass=legalizer %s -o - | FileCheck -check-prefix=SI  %s
# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -run-pass=legalizer %s -o - | FileCheck -check-prefix=VI %s
# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 -run-pass=legalizer %s -o - | FileCheck -check-prefix=GFX9  %s
# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1010 -run-pass=legalizer %s -o - | FileCheck -check-prefix=GFX9  %s
# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1100 -run-pass=legalizer %s -o - | FileCheck -check-prefix=GFX9  %s

---
name: test_smax_s32
body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: test_smax_s32
    ; SI: liveins: $vgpr0, $vgpr1
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; SI-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; SI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[COPY]], [[COPY1]]
    ; SI-NEXT: $vgpr0 = COPY [[SMAX]](s32)
    ; VI-LABEL: name: test_smax_s32
    ; VI: liveins: $vgpr0, $vgpr1
    ; VI-NEXT: {{  $}}
    ; VI-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; VI-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; VI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[COPY]], [[COPY1]]
    ; VI-NEXT: $vgpr0 = COPY [[SMAX]](s32)
    ; GFX9-LABEL: name: test_smax_s32
    ; GFX9: liveins: $vgpr0, $vgpr1
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[COPY]], [[COPY1]]
    ; GFX9-NEXT: $vgpr0 = COPY [[SMAX]](s32)
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = COPY $vgpr1
    %2:_(s32) = G_SMAX %0, %1
    $vgpr0 = COPY %2
...

---
name: test_smax_s64
body: |
  bb.0:
    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3

    ; SI-LABEL: name: test_smax_s64
    ; SI: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; SI-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
    ; SI-NEXT: [[ICMP:%[0-9]+]]:_(s1) = G_ICMP intpred(sgt), [[COPY]](s64), [[COPY1]]
    ; SI-NEXT: [[SELECT:%[0-9]+]]:_(s64) = G_SELECT [[ICMP]](s1), [[COPY]], [[COPY1]]
    ; SI-NEXT: $vgpr0_vgpr1 = COPY [[SELECT]](s64)
    ; VI-LABEL: name: test_smax_s64
    ; VI: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; VI-NEXT: {{  $}}
    ; VI-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; VI-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
    ; VI-NEXT: [[ICMP:%[0-9]+]]:_(s1) = G_ICMP intpred(sgt), [[COPY]](s64), [[COPY1]]
    ; VI-NEXT: [[SELECT:%[0-9]+]]:_(s64) = G_SELECT [[ICMP]](s1), [[COPY]], [[COPY1]]
    ; VI-NEXT: $vgpr0_vgpr1 = COPY [[SELECT]](s64)
    ; GFX9-LABEL: name: test_smax_s64
    ; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
    ; GFX9-NEXT: [[ICMP:%[0-9]+]]:_(s1) = G_ICMP intpred(sgt), [[COPY]](s64), [[COPY1]]
    ; GFX9-NEXT: [[SELECT:%[0-9]+]]:_(s64) = G_SELECT [[ICMP]](s1), [[COPY]], [[COPY1]]
    ; GFX9-NEXT: $vgpr0_vgpr1 = COPY [[SELECT]](s64)
    %0:_(s64) = COPY $vgpr0_vgpr1
    %1:_(s64) = COPY $vgpr2_vgpr3
    %2:_(s64) = G_SMAX %0, %1
    $vgpr0_vgpr1 = COPY %2
...

---
name: test_smax_s16
body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: test_smax_s16
    ; SI: liveins: $vgpr0, $vgpr1
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; SI-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; SI-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY]], 16
    ; SI-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY1]], 16
    ; SI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG]], [[SEXT_INREG1]]
    ; SI-NEXT: $vgpr0 = COPY [[SMAX]](s32)
    ; VI-LABEL: name: test_smax_s16
    ; VI: liveins: $vgpr0, $vgpr1
    ; VI-NEXT: {{  $}}
    ; VI-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; VI-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; VI-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; VI-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; VI-NEXT: [[SMAX:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC]], [[TRUNC1]]
    ; VI-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[SMAX]](s16)
    ; VI-NEXT: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9-LABEL: name: test_smax_s16
    ; GFX9: liveins: $vgpr0, $vgpr1
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX9-NEXT: [[SMAX:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC]], [[TRUNC1]]
    ; GFX9-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[SMAX]](s16)
    ; GFX9-NEXT: $vgpr0 = COPY [[ANYEXT]](s32)
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = COPY $vgpr1
    %2:_(s16) = G_TRUNC %0
    %3:_(s16) = G_TRUNC %1
    %4:_(s16) = G_SMAX %2, %3
    %5:_(s32) = G_ANYEXT %4
    $vgpr0 = COPY %5
...

---
name: test_smax_s8
body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: test_smax_s8
    ; SI: liveins: $vgpr0, $vgpr1
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; SI-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; SI-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY]], 8
    ; SI-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY1]], 8
    ; SI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG]], [[SEXT_INREG1]]
    ; SI-NEXT: $vgpr0 = COPY [[SMAX]](s32)
    ; VI-LABEL: name: test_smax_s8
    ; VI: liveins: $vgpr0, $vgpr1
    ; VI-NEXT: {{  $}}
    ; VI-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; VI-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; VI-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; VI-NEXT: [[C:%[0-9]+]]:_(s16) = G_CONSTANT i16 8
    ; VI-NEXT: [[SHL:%[0-9]+]]:_(s16) = G_SHL [[TRUNC]], [[C]](s16)
    ; VI-NEXT: [[ASHR:%[0-9]+]]:_(s16) = G_ASHR [[SHL]], [[C]](s16)
    ; VI-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; VI-NEXT: [[SHL1:%[0-9]+]]:_(s16) = G_SHL [[TRUNC1]], [[C]](s16)
    ; VI-NEXT: [[ASHR1:%[0-9]+]]:_(s16) = G_ASHR [[SHL1]], [[C]](s16)
    ; VI-NEXT: [[SMAX:%[0-9]+]]:_(s16) = G_SMAX [[ASHR]], [[ASHR1]]
    ; VI-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[SMAX]](s16)
    ; VI-NEXT: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9-LABEL: name: test_smax_s8
    ; GFX9: liveins: $vgpr0, $vgpr1
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY]], 8
    ; GFX9-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[SEXT_INREG]](s32)
    ; GFX9-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY1]], 8
    ; GFX9-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[SEXT_INREG1]](s32)
    ; GFX9-NEXT: [[SMAX:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC]], [[TRUNC1]]
    ; GFX9-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[SMAX]](s16)
    ; GFX9-NEXT: $vgpr0 = COPY [[ANYEXT]](s32)
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = COPY $vgpr1
    %2:_(s8) = G_TRUNC %0
    %3:_(s8) = G_TRUNC %1
    %4:_(s8) = G_SMAX %2, %3
    %5:_(s32) = G_ANYEXT %4
    $vgpr0 = COPY %5
...

---
name: test_smax_s17
body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: test_smax_s17
    ; SI: liveins: $vgpr0, $vgpr1
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; SI-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; SI-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY]], 17
    ; SI-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY1]], 17
    ; SI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG]], [[SEXT_INREG1]]
    ; SI-NEXT: $vgpr0 = COPY [[SMAX]](s32)
    ; VI-LABEL: name: test_smax_s17
    ; VI: liveins: $vgpr0, $vgpr1
    ; VI-NEXT: {{  $}}
    ; VI-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; VI-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; VI-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY]], 17
    ; VI-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY1]], 17
    ; VI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG]], [[SEXT_INREG1]]
    ; VI-NEXT: $vgpr0 = COPY [[SMAX]](s32)
    ; GFX9-LABEL: name: test_smax_s17
    ; GFX9: liveins: $vgpr0, $vgpr1
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY]], 17
    ; GFX9-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY1]], 17
    ; GFX9-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG]], [[SEXT_INREG1]]
    ; GFX9-NEXT: $vgpr0 = COPY [[SMAX]](s32)
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = COPY $vgpr1
    %2:_(s17) = G_TRUNC %0
    %3:_(s17) = G_TRUNC %1
    %4:_(s17) = G_SMAX %2, %3
    %5:_(s32) = G_ANYEXT %4
    $vgpr0 = COPY %5
...

---
name: test_smax_v2s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3

    ; SI-LABEL: name: test_smax_v2s32
    ; SI: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; SI-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
    ; SI-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; SI-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; SI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[UV]], [[UV2]]
    ; SI-NEXT: [[SMAX1:%[0-9]+]]:_(s32) = G_SMAX [[UV1]], [[UV3]]
    ; SI-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[SMAX]](s32), [[SMAX1]](s32)
    ; SI-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    ; VI-LABEL: name: test_smax_v2s32
    ; VI: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; VI-NEXT: {{  $}}
    ; VI-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; VI-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
    ; VI-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; VI-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; VI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[UV]], [[UV2]]
    ; VI-NEXT: [[SMAX1:%[0-9]+]]:_(s32) = G_SMAX [[UV1]], [[UV3]]
    ; VI-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[SMAX]](s32), [[SMAX1]](s32)
    ; VI-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    ; GFX9-LABEL: name: test_smax_v2s32
    ; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; GFX9-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; GFX9-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[UV]], [[UV2]]
    ; GFX9-NEXT: [[SMAX1:%[0-9]+]]:_(s32) = G_SMAX [[UV1]], [[UV3]]
    ; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[SMAX]](s32), [[SMAX1]](s32)
    ; GFX9-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    %0:_(<2 x s32>) = COPY $vgpr0_vgpr1
    %1:_(<2 x s32>) = COPY $vgpr2_vgpr3
    %2:_(<2 x s32>) = G_SMAX %0, %1
    $vgpr0_vgpr1 = COPY %2
...

---
name: test_smax_v3s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5

    ; SI-LABEL: name: test_smax_v3s32
    ; SI: liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; SI-NEXT: [[COPY1:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr3_vgpr4_vgpr5
    ; SI-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<3 x s32>)
    ; SI-NEXT: [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<3 x s32>)
    ; SI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[UV]], [[UV3]]
    ; SI-NEXT: [[SMAX1:%[0-9]+]]:_(s32) = G_SMAX [[UV1]], [[UV4]]
    ; SI-NEXT: [[SMAX2:%[0-9]+]]:_(s32) = G_SMAX [[UV2]], [[UV5]]
    ; SI-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[SMAX]](s32), [[SMAX1]](s32), [[SMAX2]](s32)
    ; SI-NEXT: $vgpr0_vgpr1_vgpr2 = COPY [[BUILD_VECTOR]](<3 x s32>)
    ; VI-LABEL: name: test_smax_v3s32
    ; VI: liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5
    ; VI-NEXT: {{  $}}
    ; VI-NEXT: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; VI-NEXT: [[COPY1:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr3_vgpr4_vgpr5
    ; VI-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<3 x s32>)
    ; VI-NEXT: [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<3 x s32>)
    ; VI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[UV]], [[UV3]]
    ; VI-NEXT: [[SMAX1:%[0-9]+]]:_(s32) = G_SMAX [[UV1]], [[UV4]]
    ; VI-NEXT: [[SMAX2:%[0-9]+]]:_(s32) = G_SMAX [[UV2]], [[UV5]]
    ; VI-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[SMAX]](s32), [[SMAX1]](s32), [[SMAX2]](s32)
    ; VI-NEXT: $vgpr0_vgpr1_vgpr2 = COPY [[BUILD_VECTOR]](<3 x s32>)
    ; GFX9-LABEL: name: test_smax_v3s32
    ; GFX9: liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr3_vgpr4_vgpr5
    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<3 x s32>)
    ; GFX9-NEXT: [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<3 x s32>)
    ; GFX9-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[UV]], [[UV3]]
    ; GFX9-NEXT: [[SMAX1:%[0-9]+]]:_(s32) = G_SMAX [[UV1]], [[UV4]]
    ; GFX9-NEXT: [[SMAX2:%[0-9]+]]:_(s32) = G_SMAX [[UV2]], [[UV5]]
    ; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[SMAX]](s32), [[SMAX1]](s32), [[SMAX2]](s32)
    ; GFX9-NEXT: $vgpr0_vgpr1_vgpr2 = COPY [[BUILD_VECTOR]](<3 x s32>)
    %0:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    %1:_(<3 x s32>) = COPY $vgpr3_vgpr4_vgpr5
    %2:_(<3 x s32>) = G_SMAX %0, %1
    $vgpr0_vgpr1_vgpr2 = COPY %2
...

---
name: test_smax_v2s16
body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: test_smax_v2s16
    ; SI: liveins: $vgpr0, $vgpr1
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; SI-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; SI-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[COPY]](<2 x s16>)
    ; SI-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; SI-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; SI-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[COPY1]](<2 x s16>)
    ; SI-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST1]], [[C]](s32)
    ; SI-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s32) = G_SEXT_INREG [[BITCAST]], 16
    ; SI-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s32) = G_SEXT_INREG [[BITCAST1]], 16
    ; SI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG]], [[SEXT_INREG1]]
    ; SI-NEXT: [[SEXT_INREG2:%[0-9]+]]:_(s32) = G_SEXT_INREG [[LSHR]], 16
    ; SI-NEXT: [[SEXT_INREG3:%[0-9]+]]:_(s32) = G_SEXT_INREG [[LSHR1]], 16
    ; SI-NEXT: [[SMAX1:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG2]], [[SEXT_INREG3]]
    ; SI-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
    ; SI-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[SMAX]], [[C1]]
    ; SI-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[SMAX1]], [[C1]]
    ; SI-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[AND1]], [[C]](s32)
    ; SI-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[AND]], [[SHL]]
    ; SI-NEXT: [[BITCAST2:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
    ; SI-NEXT: $vgpr0 = COPY [[BITCAST2]](<2 x s16>)
    ; VI-LABEL: name: test_smax_v2s16
    ; VI: liveins: $vgpr0, $vgpr1
    ; VI-NEXT: {{  $}}
    ; VI-NEXT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; VI-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; VI-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[COPY]](<2 x s16>)
    ; VI-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST]](s32)
    ; VI-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; VI-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; VI-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR]](s32)
    ; VI-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[COPY1]](<2 x s16>)
    ; VI-NEXT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST1]](s32)
    ; VI-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST1]], [[C]](s32)
    ; VI-NEXT: [[TRUNC3:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR1]](s32)
    ; VI-NEXT: [[SMAX:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC]], [[TRUNC2]]
    ; VI-NEXT: [[SMAX1:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC1]], [[TRUNC3]]
    ; VI-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[SMAX]](s16)
    ; VI-NEXT: [[ZEXT1:%[0-9]+]]:_(s32) = G_ZEXT [[SMAX1]](s16)
    ; VI-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[ZEXT1]], [[C]](s32)
    ; VI-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[ZEXT]], [[SHL]]
    ; VI-NEXT: [[BITCAST2:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
    ; VI-NEXT: $vgpr0 = COPY [[BITCAST2]](<2 x s16>)
    ; GFX9-LABEL: name: test_smax_v2s16
    ; GFX9: liveins: $vgpr0, $vgpr1
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX9-NEXT: [[SMAX:%[0-9]+]]:_(<2 x s16>) = G_SMAX [[COPY]], [[COPY1]]
    ; GFX9-NEXT: $vgpr0 = COPY [[SMAX]](<2 x s16>)
    %0:_(<2 x s16>) = COPY $vgpr0
    %1:_(<2 x s16>) = COPY $vgpr1
    %2:_(<2 x s16>) = G_SMAX %0, %1
    $vgpr0 = COPY %2
...

---
name: test_smax_v3s16
body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: test_smax_v3s16
    ; SI: liveins: $vgpr0, $vgpr1
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[DEF:%[0-9]+]]:_(<4 x s16>) = G_IMPLICIT_DEF
    ; SI-NEXT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[DEF]](<4 x s16>)
    ; SI-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[UV]](<2 x s16>)
    ; SI-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; SI-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; SI-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[UV1]](<2 x s16>)
    ; SI-NEXT: [[DEF1:%[0-9]+]]:_(<4 x s16>) = G_IMPLICIT_DEF
    ; SI-NEXT: [[UV2:%[0-9]+]]:_(<2 x s16>), [[UV3:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[DEF1]](<4 x s16>)
    ; SI-NEXT: [[BITCAST2:%[0-9]+]]:_(s32) = G_BITCAST [[UV2]](<2 x s16>)
    ; SI-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST2]], [[C]](s32)
    ; SI-NEXT: [[BITCAST3:%[0-9]+]]:_(s32) = G_BITCAST [[UV3]](<2 x s16>)
    ; SI-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s32) = G_SEXT_INREG [[BITCAST]], 16
    ; SI-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s32) = G_SEXT_INREG [[BITCAST2]], 16
    ; SI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG]], [[SEXT_INREG1]]
    ; SI-NEXT: [[SEXT_INREG2:%[0-9]+]]:_(s32) = G_SEXT_INREG [[LSHR]], 16
    ; SI-NEXT: [[SEXT_INREG3:%[0-9]+]]:_(s32) = G_SEXT_INREG [[LSHR1]], 16
    ; SI-NEXT: [[SMAX1:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG2]], [[SEXT_INREG3]]
    ; SI-NEXT: [[SEXT_INREG4:%[0-9]+]]:_(s32) = G_SEXT_INREG [[BITCAST1]], 16
    ; SI-NEXT: [[SEXT_INREG5:%[0-9]+]]:_(s32) = G_SEXT_INREG [[BITCAST3]], 16
    ; SI-NEXT: [[SMAX2:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG4]], [[SEXT_INREG5]]
    ; SI-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[SMAX]](s32), [[SMAX1]](s32), [[SMAX2]](s32)
    ; SI-NEXT: S_NOP 0, implicit [[BUILD_VECTOR]](<3 x s32>)
    ; VI-LABEL: name: test_smax_v3s16
    ; VI: liveins: $vgpr0, $vgpr1
    ; VI-NEXT: {{  $}}
    ; VI-NEXT: [[DEF:%[0-9]+]]:_(<4 x s16>) = G_IMPLICIT_DEF
    ; VI-NEXT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[DEF]](<4 x s16>)
    ; VI-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[UV]](<2 x s16>)
    ; VI-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST]](s32)
    ; VI-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; VI-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; VI-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR]](s32)
    ; VI-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[UV1]](<2 x s16>)
    ; VI-NEXT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST1]](s32)
    ; VI-NEXT: [[DEF1:%[0-9]+]]:_(<4 x s16>) = G_IMPLICIT_DEF
    ; VI-NEXT: [[UV2:%[0-9]+]]:_(<2 x s16>), [[UV3:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[DEF1]](<4 x s16>)
    ; VI-NEXT: [[BITCAST2:%[0-9]+]]:_(s32) = G_BITCAST [[UV2]](<2 x s16>)
    ; VI-NEXT: [[TRUNC3:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST2]](s32)
    ; VI-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST2]], [[C]](s32)
    ; VI-NEXT: [[TRUNC4:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR1]](s32)
    ; VI-NEXT: [[BITCAST3:%[0-9]+]]:_(s32) = G_BITCAST [[UV3]](<2 x s16>)
    ; VI-NEXT: [[TRUNC5:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST3]](s32)
    ; VI-NEXT: [[SMAX:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC]], [[TRUNC3]]
    ; VI-NEXT: [[SMAX1:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC1]], [[TRUNC4]]
    ; VI-NEXT: [[SMAX2:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC2]], [[TRUNC5]]
    ; VI-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[SMAX]](s16)
    ; VI-NEXT: [[ANYEXT1:%[0-9]+]]:_(s32) = G_ANYEXT [[SMAX1]](s16)
    ; VI-NEXT: [[ANYEXT2:%[0-9]+]]:_(s32) = G_ANYEXT [[SMAX2]](s16)
    ; VI-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[ANYEXT]](s32), [[ANYEXT1]](s32), [[ANYEXT2]](s32)
    ; VI-NEXT: S_NOP 0, implicit [[BUILD_VECTOR]](<3 x s32>)
    ; GFX9-LABEL: name: test_smax_v3s16
    ; GFX9: liveins: $vgpr0, $vgpr1
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[DEF:%[0-9]+]]:_(<4 x s16>) = G_IMPLICIT_DEF
    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[DEF]](<4 x s16>)
    ; GFX9-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[UV1]](<2 x s16>)
    ; GFX9-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST]](s32)
    ; GFX9-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; GFX9-NEXT: [[DEF1:%[0-9]+]]:_(<4 x s16>) = G_IMPLICIT_DEF
    ; GFX9-NEXT: [[UV2:%[0-9]+]]:_(<2 x s16>), [[UV3:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[DEF1]](<4 x s16>)
    ; GFX9-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[UV3]](<2 x s16>)
    ; GFX9-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST1]](s32)
    ; GFX9-NEXT: [[SMAX:%[0-9]+]]:_(<2 x s16>) = G_SMAX [[UV]], [[UV2]]
    ; GFX9-NEXT: [[SMAX1:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC]], [[TRUNC1]]
    ; GFX9-NEXT: [[BITCAST2:%[0-9]+]]:_(s32) = G_BITCAST [[SMAX]](<2 x s16>)
    ; GFX9-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST2]], [[C]](s32)
    ; GFX9-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[SMAX1]](s16)
    ; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[BITCAST2]](s32), [[LSHR]](s32), [[ANYEXT]](s32)
    ; GFX9-NEXT: S_NOP 0, implicit [[BUILD_VECTOR]](<3 x s32>)
    %0:_(<3 x s16>) = G_IMPLICIT_DEF
    %1:_(<3 x s16>) = G_IMPLICIT_DEF
    %2:_(<3 x s16>) = G_SMAX %0, %1
    %3:_(<3 x s32>) = G_ANYEXT %2
    S_NOP 0, implicit %3
...

---
name: test_smax_v4s16
body: |
  bb.0:
    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3

    ; SI-LABEL: name: test_smax_v4s16
    ; SI: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; SI-NEXT: {{  $}}
    ; SI-NEXT: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr0_vgpr1
    ; SI-NEXT: [[COPY1:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr2_vgpr3
    ; SI-NEXT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
    ; SI-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[UV]](<2 x s16>)
    ; SI-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; SI-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; SI-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[UV1]](<2 x s16>)
    ; SI-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST1]], [[C]](s32)
    ; SI-NEXT: [[UV2:%[0-9]+]]:_(<2 x s16>), [[UV3:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY1]](<4 x s16>)
    ; SI-NEXT: [[BITCAST2:%[0-9]+]]:_(s32) = G_BITCAST [[UV2]](<2 x s16>)
    ; SI-NEXT: [[LSHR2:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST2]], [[C]](s32)
    ; SI-NEXT: [[BITCAST3:%[0-9]+]]:_(s32) = G_BITCAST [[UV3]](<2 x s16>)
    ; SI-NEXT: [[LSHR3:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST3]], [[C]](s32)
    ; SI-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s32) = G_SEXT_INREG [[BITCAST]], 16
    ; SI-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s32) = G_SEXT_INREG [[BITCAST2]], 16
    ; SI-NEXT: [[SMAX:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG]], [[SEXT_INREG1]]
    ; SI-NEXT: [[SEXT_INREG2:%[0-9]+]]:_(s32) = G_SEXT_INREG [[LSHR]], 16
    ; SI-NEXT: [[SEXT_INREG3:%[0-9]+]]:_(s32) = G_SEXT_INREG [[LSHR2]], 16
    ; SI-NEXT: [[SMAX1:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG2]], [[SEXT_INREG3]]
    ; SI-NEXT: [[SEXT_INREG4:%[0-9]+]]:_(s32) = G_SEXT_INREG [[BITCAST1]], 16
    ; SI-NEXT: [[SEXT_INREG5:%[0-9]+]]:_(s32) = G_SEXT_INREG [[BITCAST3]], 16
    ; SI-NEXT: [[SMAX2:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG4]], [[SEXT_INREG5]]
    ; SI-NEXT: [[SEXT_INREG6:%[0-9]+]]:_(s32) = G_SEXT_INREG [[LSHR1]], 16
    ; SI-NEXT: [[SEXT_INREG7:%[0-9]+]]:_(s32) = G_SEXT_INREG [[LSHR3]], 16
    ; SI-NEXT: [[SMAX3:%[0-9]+]]:_(s32) = G_SMAX [[SEXT_INREG6]], [[SEXT_INREG7]]
    ; SI-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
    ; SI-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[SMAX]], [[C1]]
    ; SI-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[SMAX1]], [[C1]]
    ; SI-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[AND1]], [[C]](s32)
    ; SI-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[AND]], [[SHL]]
    ; SI-NEXT: [[BITCAST4:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
    ; SI-NEXT: [[AND2:%[0-9]+]]:_(s32) = G_AND [[SMAX2]], [[C1]]
    ; SI-NEXT: [[AND3:%[0-9]+]]:_(s32) = G_AND [[SMAX3]], [[C1]]
    ; SI-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[AND3]], [[C]](s32)
    ; SI-NEXT: [[OR1:%[0-9]+]]:_(s32) = G_OR [[AND2]], [[SHL1]]
    ; SI-NEXT: [[BITCAST5:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR1]](s32)
    ; SI-NEXT: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST4]](<2 x s16>), [[BITCAST5]](<2 x s16>)
    ; SI-NEXT: $vgpr0_vgpr1 = COPY [[CONCAT_VECTORS]](<4 x s16>)
    ; VI-LABEL: name: test_smax_v4s16
    ; VI: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; VI-NEXT: {{  $}}
    ; VI-NEXT: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr0_vgpr1
    ; VI-NEXT: [[COPY1:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr2_vgpr3
    ; VI-NEXT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
    ; VI-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[UV]](<2 x s16>)
    ; VI-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST]](s32)
    ; VI-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; VI-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; VI-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR]](s32)
    ; VI-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[UV1]](<2 x s16>)
    ; VI-NEXT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST1]](s32)
    ; VI-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST1]], [[C]](s32)
    ; VI-NEXT: [[TRUNC3:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR1]](s32)
    ; VI-NEXT: [[UV2:%[0-9]+]]:_(<2 x s16>), [[UV3:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY1]](<4 x s16>)
    ; VI-NEXT: [[BITCAST2:%[0-9]+]]:_(s32) = G_BITCAST [[UV2]](<2 x s16>)
    ; VI-NEXT: [[TRUNC4:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST2]](s32)
    ; VI-NEXT: [[LSHR2:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST2]], [[C]](s32)
    ; VI-NEXT: [[TRUNC5:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR2]](s32)
    ; VI-NEXT: [[BITCAST3:%[0-9]+]]:_(s32) = G_BITCAST [[UV3]](<2 x s16>)
    ; VI-NEXT: [[TRUNC6:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST3]](s32)
    ; VI-NEXT: [[LSHR3:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST3]], [[C]](s32)
    ; VI-NEXT: [[TRUNC7:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR3]](s32)
    ; VI-NEXT: [[SMAX:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC]], [[TRUNC4]]
    ; VI-NEXT: [[SMAX1:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC1]], [[TRUNC5]]
    ; VI-NEXT: [[SMAX2:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC2]], [[TRUNC6]]
    ; VI-NEXT: [[SMAX3:%[0-9]+]]:_(s16) = G_SMAX [[TRUNC3]], [[TRUNC7]]
    ; VI-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[SMAX]](s16)
    ; VI-NEXT: [[ZEXT1:%[0-9]+]]:_(s32) = G_ZEXT [[SMAX1]](s16)
    ; VI-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[ZEXT1]], [[C]](s32)
    ; VI-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[ZEXT]], [[SHL]]
    ; VI-NEXT: [[BITCAST4:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
    ; VI-NEXT: [[ZEXT2:%[0-9]+]]:_(s32) = G_ZEXT [[SMAX2]](s16)
    ; VI-NEXT: [[ZEXT3:%[0-9]+]]:_(s32) = G_ZEXT [[SMAX3]](s16)
    ; VI-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[ZEXT3]], [[C]](s32)
    ; VI-NEXT: [[OR1:%[0-9]+]]:_(s32) = G_OR [[ZEXT2]], [[SHL1]]
    ; VI-NEXT: [[BITCAST5:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR1]](s32)
    ; VI-NEXT: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST4]](<2 x s16>), [[BITCAST5]](<2 x s16>)
    ; VI-NEXT: $vgpr0_vgpr1 = COPY [[CONCAT_VECTORS]](<4 x s16>)
    ; GFX9-LABEL: name: test_smax_v4s16
    ; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr0_vgpr1
    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr2_vgpr3
    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
    ; GFX9-NEXT: [[UV2:%[0-9]+]]:_(<2 x s16>), [[UV3:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY1]](<4 x s16>)
    ; GFX9-NEXT: [[SMAX:%[0-9]+]]:_(<2 x s16>) = G_SMAX [[UV]], [[UV2]]
    ; GFX9-NEXT: [[SMAX1:%[0-9]+]]:_(<2 x s16>) = G_SMAX [[UV1]], [[UV3]]
    ; GFX9-NEXT: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[SMAX]](<2 x s16>), [[SMAX1]](<2 x s16>)
    ; GFX9-NEXT: $vgpr0_vgpr1 = COPY [[CONCAT_VECTORS]](<4 x s16>)
    %0:_(<4 x s16>) = COPY $vgpr0_vgpr1
    %1:_(<4 x s16>) = COPY $vgpr2_vgpr3
    %2:_(<4 x s16>) = G_SMAX %0, %1
    $vgpr0_vgpr1 = COPY %2
...