# 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

---
name: test_fsub_s32
body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: test_fsub_s32
    ; SI: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; SI: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; SI: [[FSUB:%[0-9]+]]:_(s32) = G_FSUB [[COPY]], [[COPY1]]
    ; SI: $vgpr0 = COPY [[FSUB]](s32)
    ; VI-LABEL: name: test_fsub_s32
    ; VI: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; VI: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; VI: [[FSUB:%[0-9]+]]:_(s32) = G_FSUB [[COPY]], [[COPY1]]
    ; VI: $vgpr0 = COPY [[FSUB]](s32)
    ; GFX9-LABEL: name: test_fsub_s32
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[FSUB:%[0-9]+]]:_(s32) = G_FSUB [[COPY]], [[COPY1]]
    ; GFX9: $vgpr0 = COPY [[FSUB]](s32)
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = COPY $vgpr1
    %2:_(s32) = G_FSUB %0, %1
    $vgpr0 = COPY %2
...
---
name: test_fsub_s64
body: |
  bb.0:
    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3

    ; SI-LABEL: name: test_fsub_s64
    ; SI: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; SI: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
    ; SI: [[FNEG:%[0-9]+]]:_(s64) = G_FNEG [[COPY1]]
    ; SI: [[FADD:%[0-9]+]]:_(s64) = G_FADD [[COPY]], [[FNEG]]
    ; SI: $vgpr0_vgpr1 = COPY [[FADD]](s64)
    ; VI-LABEL: name: test_fsub_s64
    ; VI: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; VI: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
    ; VI: [[FNEG:%[0-9]+]]:_(s64) = G_FNEG [[COPY1]]
    ; VI: [[FADD:%[0-9]+]]:_(s64) = G_FADD [[COPY]], [[FNEG]]
    ; VI: $vgpr0_vgpr1 = COPY [[FADD]](s64)
    ; GFX9-LABEL: name: test_fsub_s64
    ; GFX9: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
    ; GFX9: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
    ; GFX9: [[FNEG:%[0-9]+]]:_(s64) = G_FNEG [[COPY1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s64) = G_FADD [[COPY]], [[FNEG]]
    ; GFX9: $vgpr0_vgpr1 = COPY [[FADD]](s64)
    %0:_(s64) = COPY $vgpr0_vgpr1
    %1:_(s64) = COPY $vgpr2_vgpr3
    %2:_(s64) = G_FSUB %0, %1
    $vgpr0_vgpr1 = COPY %2
...

---
name: test_fsub_s16
body: |
  bb.0:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: test_fsub_s16
    ; SI: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; SI: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; SI: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; SI: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; SI: [[FPEXT:%[0-9]+]]:_(s32) = G_FPEXT [[TRUNC1]](s16)
    ; SI: [[FNEG:%[0-9]+]]:_(s32) = G_FNEG [[FPEXT]]
    ; SI: [[FPTRUNC:%[0-9]+]]:_(s16) = G_FPTRUNC [[FNEG]](s32)
    ; SI: [[FPEXT1:%[0-9]+]]:_(s32) = G_FPEXT [[TRUNC]](s16)
    ; SI: [[FPEXT2:%[0-9]+]]:_(s32) = G_FPEXT [[FPTRUNC]](s16)
    ; SI: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[FPEXT1]], [[FPEXT2]]
    ; SI: [[FPTRUNC1:%[0-9]+]]:_(s16) = G_FPTRUNC [[FADD]](s32)
    ; SI: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FPTRUNC1]](s16)
    ; SI: $vgpr0 = COPY [[ANYEXT]](s32)
    ; VI-LABEL: name: test_fsub_s16
    ; VI: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; VI: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; VI: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; VI: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; VI: [[FNEG:%[0-9]+]]:_(s16) = G_FNEG [[TRUNC1]]
    ; VI: [[FADD:%[0-9]+]]:_(s16) = G_FADD [[TRUNC]], [[FNEG]]
    ; VI: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FADD]](s16)
    ; VI: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9-LABEL: name: test_fsub_s16
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX9: [[FNEG:%[0-9]+]]:_(s16) = G_FNEG [[TRUNC1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s16) = G_FADD [[TRUNC]], [[FNEG]]
    ; GFX9: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FADD]](s16)
    ; GFX9: $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_FSUB %2, %3
    %5:_(s32) = G_ANYEXT %4
    $vgpr0 = COPY %5
...

---
name: test_fsub_v2s32
body: |
  bb.0.entry:
    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3

    ; SI-LABEL: name: test_fsub_v2s32
    ; SI: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; SI: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
    ; SI: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; SI: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; SI: [[FSUB:%[0-9]+]]:_(s32) = G_FSUB [[UV]], [[UV2]]
    ; SI: [[FSUB1:%[0-9]+]]:_(s32) = G_FSUB [[UV1]], [[UV3]]
    ; SI: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[FSUB]](s32), [[FSUB1]](s32)
    ; SI: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    ; VI-LABEL: name: test_fsub_v2s32
    ; VI: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; VI: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
    ; VI: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; VI: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; VI: [[FSUB:%[0-9]+]]:_(s32) = G_FSUB [[UV]], [[UV2]]
    ; VI: [[FSUB1:%[0-9]+]]:_(s32) = G_FSUB [[UV1]], [[UV3]]
    ; VI: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[FSUB]](s32), [[FSUB1]](s32)
    ; VI: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    ; GFX9-LABEL: name: test_fsub_v2s32
    ; GFX9: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; GFX9: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
    ; GFX9: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; GFX9: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; GFX9: [[FSUB:%[0-9]+]]:_(s32) = G_FSUB [[UV]], [[UV2]]
    ; GFX9: [[FSUB1:%[0-9]+]]:_(s32) = G_FSUB [[UV1]], [[UV3]]
    ; GFX9: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[FSUB]](s32), [[FSUB1]](s32)
    ; GFX9: $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_FSUB %0, %1
    $vgpr0_vgpr1 = COPY %2
...

---
name: test_fsub_v2s32_flags
body: |
  bb.0.entry:
    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3

    ; SI-LABEL: name: test_fsub_v2s32_flags
    ; SI: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; SI: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
    ; SI: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; SI: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; SI: %7:_(s32) = nnan G_FSUB [[UV]], [[UV2]]
    ; SI: %8:_(s32) = nnan G_FSUB [[UV1]], [[UV3]]
    ; SI: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR %7(s32), %8(s32)
    ; SI: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    ; VI-LABEL: name: test_fsub_v2s32_flags
    ; VI: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; VI: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
    ; VI: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; VI: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; VI: %7:_(s32) = nnan G_FSUB [[UV]], [[UV2]]
    ; VI: %8:_(s32) = nnan G_FSUB [[UV1]], [[UV3]]
    ; VI: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR %7(s32), %8(s32)
    ; VI: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    ; GFX9-LABEL: name: test_fsub_v2s32_flags
    ; GFX9: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; GFX9: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
    ; GFX9: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; GFX9: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
    ; GFX9: %7:_(s32) = nnan G_FSUB [[UV]], [[UV2]]
    ; GFX9: %8:_(s32) = nnan G_FSUB [[UV1]], [[UV3]]
    ; GFX9: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR %7(s32), %8(s32)
    ; GFX9: $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>) = nnan G_FSUB %0, %1
    $vgpr0_vgpr1 = COPY %2
...

---
name: test_fsub_v3s32
body: |
  bb.0.entry:
    liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5

    ; SI-LABEL: name: test_fsub_v3s32
    ; SI: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; SI: [[COPY1:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr3_vgpr4_vgpr5
    ; SI: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<3 x s32>)
    ; SI: [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<3 x s32>)
    ; SI: [[FSUB:%[0-9]+]]:_(s32) = G_FSUB [[UV]], [[UV3]]
    ; SI: [[FSUB1:%[0-9]+]]:_(s32) = G_FSUB [[UV1]], [[UV4]]
    ; SI: [[FSUB2:%[0-9]+]]:_(s32) = G_FSUB [[UV2]], [[UV5]]
    ; SI: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[FSUB]](s32), [[FSUB1]](s32), [[FSUB2]](s32)
    ; SI: $vgpr0_vgpr1_vgpr2 = COPY [[BUILD_VECTOR]](<3 x s32>)
    ; VI-LABEL: name: test_fsub_v3s32
    ; VI: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; VI: [[COPY1:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr3_vgpr4_vgpr5
    ; VI: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<3 x s32>)
    ; VI: [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<3 x s32>)
    ; VI: [[FSUB:%[0-9]+]]:_(s32) = G_FSUB [[UV]], [[UV3]]
    ; VI: [[FSUB1:%[0-9]+]]:_(s32) = G_FSUB [[UV1]], [[UV4]]
    ; VI: [[FSUB2:%[0-9]+]]:_(s32) = G_FSUB [[UV2]], [[UV5]]
    ; VI: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[FSUB]](s32), [[FSUB1]](s32), [[FSUB2]](s32)
    ; VI: $vgpr0_vgpr1_vgpr2 = COPY [[BUILD_VECTOR]](<3 x s32>)
    ; GFX9-LABEL: name: test_fsub_v3s32
    ; GFX9: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; GFX9: [[COPY1:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr3_vgpr4_vgpr5
    ; GFX9: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<3 x s32>)
    ; GFX9: [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<3 x s32>)
    ; GFX9: [[FSUB:%[0-9]+]]:_(s32) = G_FSUB [[UV]], [[UV3]]
    ; GFX9: [[FSUB1:%[0-9]+]]:_(s32) = G_FSUB [[UV1]], [[UV4]]
    ; GFX9: [[FSUB2:%[0-9]+]]:_(s32) = G_FSUB [[UV2]], [[UV5]]
    ; GFX9: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[FSUB]](s32), [[FSUB1]](s32), [[FSUB2]](s32)
    ; GFX9: $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_FSUB %0, %1
    $vgpr0_vgpr1_vgpr2 = COPY %2
...

---
name: test_fsub_v2s64
body: |
  bb.0.entry:
    liveins: $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7

    ; SI-LABEL: name: test_fsub_v2s64
    ; SI: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    ; SI: [[COPY1:%[0-9]+]]:_(<2 x s64>) = COPY $vgpr4_vgpr5_vgpr6_vgpr7
    ; SI: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY]](<2 x s64>)
    ; SI: [[UV2:%[0-9]+]]:_(s64), [[UV3:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY1]](<2 x s64>)
    ; SI: [[FNEG:%[0-9]+]]:_(s64) = G_FNEG [[UV2]]
    ; SI: [[FADD:%[0-9]+]]:_(s64) = G_FADD [[UV]], [[FNEG]]
    ; SI: [[FNEG1:%[0-9]+]]:_(s64) = G_FNEG [[UV3]]
    ; SI: [[FADD1:%[0-9]+]]:_(s64) = G_FADD [[UV1]], [[FNEG1]]
    ; SI: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s64>) = G_BUILD_VECTOR [[FADD]](s64), [[FADD1]](s64)
    ; SI: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[BUILD_VECTOR]](<2 x s64>)
    ; VI-LABEL: name: test_fsub_v2s64
    ; VI: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    ; VI: [[COPY1:%[0-9]+]]:_(<2 x s64>) = COPY $vgpr4_vgpr5_vgpr6_vgpr7
    ; VI: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY]](<2 x s64>)
    ; VI: [[UV2:%[0-9]+]]:_(s64), [[UV3:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY1]](<2 x s64>)
    ; VI: [[FNEG:%[0-9]+]]:_(s64) = G_FNEG [[UV2]]
    ; VI: [[FADD:%[0-9]+]]:_(s64) = G_FADD [[UV]], [[FNEG]]
    ; VI: [[FNEG1:%[0-9]+]]:_(s64) = G_FNEG [[UV3]]
    ; VI: [[FADD1:%[0-9]+]]:_(s64) = G_FADD [[UV1]], [[FNEG1]]
    ; VI: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s64>) = G_BUILD_VECTOR [[FADD]](s64), [[FADD1]](s64)
    ; VI: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[BUILD_VECTOR]](<2 x s64>)
    ; GFX9-LABEL: name: test_fsub_v2s64
    ; GFX9: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    ; GFX9: [[COPY1:%[0-9]+]]:_(<2 x s64>) = COPY $vgpr4_vgpr5_vgpr6_vgpr7
    ; GFX9: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY]](<2 x s64>)
    ; GFX9: [[UV2:%[0-9]+]]:_(s64), [[UV3:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY1]](<2 x s64>)
    ; GFX9: [[FNEG:%[0-9]+]]:_(s64) = G_FNEG [[UV2]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s64) = G_FADD [[UV]], [[FNEG]]
    ; GFX9: [[FNEG1:%[0-9]+]]:_(s64) = G_FNEG [[UV3]]
    ; GFX9: [[FADD1:%[0-9]+]]:_(s64) = G_FADD [[UV1]], [[FNEG1]]
    ; GFX9: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s64>) = G_BUILD_VECTOR [[FADD]](s64), [[FADD1]](s64)
    ; GFX9: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[BUILD_VECTOR]](<2 x s64>)
    %0:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
    %1:_(<2 x s64>) = COPY $vgpr4_vgpr5_vgpr6_vgpr7
    %2:_(<2 x s64>) = G_FSUB %0, %1
    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %2
...

---
name: test_fsub_v2s16
body: |
  bb.0.entry:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: test_fsub_v2s16
    ; SI: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; SI: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; SI: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY1]](<2 x s16>)
    ; SI: [[FPEXT:%[0-9]+]]:_(s32) = G_FPEXT [[UV]](s16)
    ; SI: [[FNEG:%[0-9]+]]:_(s32) = G_FNEG [[FPEXT]]
    ; SI: [[FPTRUNC:%[0-9]+]]:_(s16) = G_FPTRUNC [[FNEG]](s32)
    ; SI: [[FPEXT1:%[0-9]+]]:_(s32) = G_FPEXT [[UV1]](s16)
    ; SI: [[FNEG1:%[0-9]+]]:_(s32) = G_FNEG [[FPEXT1]]
    ; SI: [[FPTRUNC1:%[0-9]+]]:_(s16) = G_FPTRUNC [[FNEG1]](s32)
    ; SI: [[UV2:%[0-9]+]]:_(s16), [[UV3:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY]](<2 x s16>)
    ; SI: [[FPEXT2:%[0-9]+]]:_(s32) = G_FPEXT [[UV2]](s16)
    ; SI: [[FPEXT3:%[0-9]+]]:_(s32) = G_FPEXT [[FPTRUNC]](s16)
    ; SI: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[FPEXT2]], [[FPEXT3]]
    ; SI: [[FPTRUNC2:%[0-9]+]]:_(s16) = G_FPTRUNC [[FADD]](s32)
    ; SI: [[FPEXT4:%[0-9]+]]:_(s32) = G_FPEXT [[UV3]](s16)
    ; SI: [[FPEXT5:%[0-9]+]]:_(s32) = G_FPEXT [[FPTRUNC1]](s16)
    ; SI: [[FADD1:%[0-9]+]]:_(s32) = G_FADD [[FPEXT4]], [[FPEXT5]]
    ; SI: [[FPTRUNC3:%[0-9]+]]:_(s16) = G_FPTRUNC [[FADD1]](s32)
    ; SI: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[FPTRUNC2]](s16), [[FPTRUNC3]](s16)
    ; SI: $vgpr0 = COPY [[BUILD_VECTOR]](<2 x s16>)
    ; VI-LABEL: name: test_fsub_v2s16
    ; VI: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; VI: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; VI: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY1]](<2 x s16>)
    ; VI: [[FNEG:%[0-9]+]]:_(s16) = G_FNEG [[UV]]
    ; VI: [[FNEG1:%[0-9]+]]:_(s16) = G_FNEG [[UV1]]
    ; VI: [[UV2:%[0-9]+]]:_(s16), [[UV3:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY]](<2 x s16>)
    ; VI: [[FADD:%[0-9]+]]:_(s16) = G_FADD [[UV2]], [[FNEG]]
    ; VI: [[FADD1:%[0-9]+]]:_(s16) = G_FADD [[UV3]], [[FNEG1]]
    ; VI: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[FADD]](s16), [[FADD1]](s16)
    ; VI: $vgpr0 = COPY [[BUILD_VECTOR]](<2 x s16>)
    ; GFX9-LABEL: name: test_fsub_v2s16
    ; GFX9: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX9: [[FNEG:%[0-9]+]]:_(<2 x s16>) = G_FNEG [[COPY1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(<2 x s16>) = G_FADD [[COPY]], [[FNEG]]
    ; GFX9: $vgpr0 = COPY [[FADD]](<2 x s16>)
    %0:_(<2 x s16>) = COPY $vgpr0
    %1:_(<2 x s16>) = COPY $vgpr1
    %2:_(<2 x s16>) = G_FSUB %0, %1
    $vgpr0 = COPY %2
...

---
name: test_fsub_v3s16
body: |
  bb.0.entry:
    liveins: $vgpr0, $vgpr1

    ; SI-LABEL: name: test_fsub_v3s16
    ; SI: [[DEF:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; SI: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; SI: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16), [[UV2:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[DEF]](<3 x s16>)
    ; SI: [[UV3:%[0-9]+]]:_(s16), [[UV4:%[0-9]+]]:_(s16), [[UV5:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[DEF1]](<3 x s16>)
    ; SI: [[FPEXT:%[0-9]+]]:_(s32) = G_FPEXT [[UV3]](s16)
    ; SI: [[FNEG:%[0-9]+]]:_(s32) = G_FNEG [[FPEXT]]
    ; SI: [[FPTRUNC:%[0-9]+]]:_(s16) = G_FPTRUNC [[FNEG]](s32)
    ; SI: [[FPEXT1:%[0-9]+]]:_(s32) = G_FPEXT [[UV]](s16)
    ; SI: [[FPEXT2:%[0-9]+]]:_(s32) = G_FPEXT [[FPTRUNC]](s16)
    ; SI: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[FPEXT1]], [[FPEXT2]]
    ; SI: [[FPTRUNC1:%[0-9]+]]:_(s16) = G_FPTRUNC [[FADD]](s32)
    ; SI: [[FPEXT3:%[0-9]+]]:_(s32) = G_FPEXT [[UV4]](s16)
    ; SI: [[FNEG1:%[0-9]+]]:_(s32) = G_FNEG [[FPEXT3]]
    ; SI: [[FPTRUNC2:%[0-9]+]]:_(s16) = G_FPTRUNC [[FNEG1]](s32)
    ; SI: [[FPEXT4:%[0-9]+]]:_(s32) = G_FPEXT [[UV1]](s16)
    ; SI: [[FPEXT5:%[0-9]+]]:_(s32) = G_FPEXT [[FPTRUNC2]](s16)
    ; SI: [[FADD1:%[0-9]+]]:_(s32) = G_FADD [[FPEXT4]], [[FPEXT5]]
    ; SI: [[FPTRUNC3:%[0-9]+]]:_(s16) = G_FPTRUNC [[FADD1]](s32)
    ; SI: [[FPEXT6:%[0-9]+]]:_(s32) = G_FPEXT [[UV5]](s16)
    ; SI: [[FNEG2:%[0-9]+]]:_(s32) = G_FNEG [[FPEXT6]]
    ; SI: [[FPTRUNC4:%[0-9]+]]:_(s16) = G_FPTRUNC [[FNEG2]](s32)
    ; SI: [[FPEXT7:%[0-9]+]]:_(s32) = G_FPEXT [[UV2]](s16)
    ; SI: [[FPEXT8:%[0-9]+]]:_(s32) = G_FPEXT [[FPTRUNC4]](s16)
    ; SI: [[FADD2:%[0-9]+]]:_(s32) = G_FADD [[FPEXT7]], [[FPEXT8]]
    ; SI: [[FPTRUNC5:%[0-9]+]]:_(s16) = G_FPTRUNC [[FADD2]](s32)
    ; SI: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s16>) = G_BUILD_VECTOR [[FPTRUNC1]](s16), [[FPTRUNC3]](s16), [[FPTRUNC5]](s16)
    ; SI: S_NOP 0, implicit [[BUILD_VECTOR]](<3 x s16>)
    ; VI-LABEL: name: test_fsub_v3s16
    ; VI: [[DEF:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; VI: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; VI: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16), [[UV2:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[DEF]](<3 x s16>)
    ; VI: [[UV3:%[0-9]+]]:_(s16), [[UV4:%[0-9]+]]:_(s16), [[UV5:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[DEF1]](<3 x s16>)
    ; VI: [[FNEG:%[0-9]+]]:_(s16) = G_FNEG [[UV3]]
    ; VI: [[FADD:%[0-9]+]]:_(s16) = G_FADD [[UV]], [[FNEG]]
    ; VI: [[FNEG1:%[0-9]+]]:_(s16) = G_FNEG [[UV4]]
    ; VI: [[FADD1:%[0-9]+]]:_(s16) = G_FADD [[UV1]], [[FNEG1]]
    ; VI: [[FNEG2:%[0-9]+]]:_(s16) = G_FNEG [[UV5]]
    ; VI: [[FADD2:%[0-9]+]]:_(s16) = G_FADD [[UV2]], [[FNEG2]]
    ; VI: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s16>) = G_BUILD_VECTOR [[FADD]](s16), [[FADD1]](s16), [[FADD2]](s16)
    ; VI: S_NOP 0, implicit [[BUILD_VECTOR]](<3 x s16>)
    ; GFX9-LABEL: name: test_fsub_v3s16
    ; GFX9: [[DEF:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; GFX9: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; GFX9: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16), [[UV2:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[DEF]](<3 x s16>)
    ; GFX9: [[UV3:%[0-9]+]]:_(s16), [[UV4:%[0-9]+]]:_(s16), [[UV5:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[DEF1]](<3 x s16>)
    ; GFX9: [[FNEG:%[0-9]+]]:_(s16) = G_FNEG [[UV3]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s16) = G_FADD [[UV]], [[FNEG]]
    ; GFX9: [[FNEG1:%[0-9]+]]:_(s16) = G_FNEG [[UV4]]
    ; GFX9: [[FADD1:%[0-9]+]]:_(s16) = G_FADD [[UV1]], [[FNEG1]]
    ; GFX9: [[FNEG2:%[0-9]+]]:_(s16) = G_FNEG [[UV5]]
    ; GFX9: [[FADD2:%[0-9]+]]:_(s16) = G_FADD [[UV2]], [[FNEG2]]
    ; GFX9: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s16>) = G_BUILD_VECTOR [[FADD]](s16), [[FADD1]](s16), [[FADD2]](s16)
    ; GFX9: S_NOP 0, implicit [[BUILD_VECTOR]](<3 x s16>)
    %0:_(<3 x s16>) = G_IMPLICIT_DEF
    %1:_(<3 x s16>) = G_IMPLICIT_DEF
    %2:_(<3 x s16>) = G_FSUB %0, %1
    S_NOP 0, implicit %2
...

---
name: test_fsub_v4s16
body: |
  bb.0.entry:
    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3

    ; SI-LABEL: name: test_fsub_v4s16
    ; SI: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr0_vgpr1
    ; SI: [[COPY1:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr2_vgpr3
    ; SI: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16), [[UV2:%[0-9]+]]:_(s16), [[UV3:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
    ; SI: [[UV4:%[0-9]+]]:_(s16), [[UV5:%[0-9]+]]:_(s16), [[UV6:%[0-9]+]]:_(s16), [[UV7:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY1]](<4 x s16>)
    ; SI: [[FPEXT:%[0-9]+]]:_(s32) = G_FPEXT [[UV4]](s16)
    ; SI: [[FNEG:%[0-9]+]]:_(s32) = G_FNEG [[FPEXT]]
    ; SI: [[FPTRUNC:%[0-9]+]]:_(s16) = G_FPTRUNC [[FNEG]](s32)
    ; SI: [[FPEXT1:%[0-9]+]]:_(s32) = G_FPEXT [[UV]](s16)
    ; SI: [[FPEXT2:%[0-9]+]]:_(s32) = G_FPEXT [[FPTRUNC]](s16)
    ; SI: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[FPEXT1]], [[FPEXT2]]
    ; SI: [[FPTRUNC1:%[0-9]+]]:_(s16) = G_FPTRUNC [[FADD]](s32)
    ; SI: [[FPEXT3:%[0-9]+]]:_(s32) = G_FPEXT [[UV5]](s16)
    ; SI: [[FNEG1:%[0-9]+]]:_(s32) = G_FNEG [[FPEXT3]]
    ; SI: [[FPTRUNC2:%[0-9]+]]:_(s16) = G_FPTRUNC [[FNEG1]](s32)
    ; SI: [[FPEXT4:%[0-9]+]]:_(s32) = G_FPEXT [[UV1]](s16)
    ; SI: [[FPEXT5:%[0-9]+]]:_(s32) = G_FPEXT [[FPTRUNC2]](s16)
    ; SI: [[FADD1:%[0-9]+]]:_(s32) = G_FADD [[FPEXT4]], [[FPEXT5]]
    ; SI: [[FPTRUNC3:%[0-9]+]]:_(s16) = G_FPTRUNC [[FADD1]](s32)
    ; SI: [[FPEXT6:%[0-9]+]]:_(s32) = G_FPEXT [[UV6]](s16)
    ; SI: [[FNEG2:%[0-9]+]]:_(s32) = G_FNEG [[FPEXT6]]
    ; SI: [[FPTRUNC4:%[0-9]+]]:_(s16) = G_FPTRUNC [[FNEG2]](s32)
    ; SI: [[FPEXT7:%[0-9]+]]:_(s32) = G_FPEXT [[UV2]](s16)
    ; SI: [[FPEXT8:%[0-9]+]]:_(s32) = G_FPEXT [[FPTRUNC4]](s16)
    ; SI: [[FADD2:%[0-9]+]]:_(s32) = G_FADD [[FPEXT7]], [[FPEXT8]]
    ; SI: [[FPTRUNC5:%[0-9]+]]:_(s16) = G_FPTRUNC [[FADD2]](s32)
    ; SI: [[FPEXT9:%[0-9]+]]:_(s32) = G_FPEXT [[UV7]](s16)
    ; SI: [[FNEG3:%[0-9]+]]:_(s32) = G_FNEG [[FPEXT9]]
    ; SI: [[FPTRUNC6:%[0-9]+]]:_(s16) = G_FPTRUNC [[FNEG3]](s32)
    ; SI: [[FPEXT10:%[0-9]+]]:_(s32) = G_FPEXT [[UV3]](s16)
    ; SI: [[FPEXT11:%[0-9]+]]:_(s32) = G_FPEXT [[FPTRUNC6]](s16)
    ; SI: [[FADD3:%[0-9]+]]:_(s32) = G_FADD [[FPEXT10]], [[FPEXT11]]
    ; SI: [[FPTRUNC7:%[0-9]+]]:_(s16) = G_FPTRUNC [[FADD3]](s32)
    ; SI: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s16>) = G_BUILD_VECTOR [[FPTRUNC1]](s16), [[FPTRUNC3]](s16), [[FPTRUNC5]](s16), [[FPTRUNC7]](s16)
    ; SI: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<4 x s16>)
    ; VI-LABEL: name: test_fsub_v4s16
    ; VI: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr0_vgpr1
    ; VI: [[COPY1:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr2_vgpr3
    ; VI: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16), [[UV2:%[0-9]+]]:_(s16), [[UV3:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
    ; VI: [[UV4:%[0-9]+]]:_(s16), [[UV5:%[0-9]+]]:_(s16), [[UV6:%[0-9]+]]:_(s16), [[UV7:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY1]](<4 x s16>)
    ; VI: [[FNEG:%[0-9]+]]:_(s16) = G_FNEG [[UV4]]
    ; VI: [[FADD:%[0-9]+]]:_(s16) = G_FADD [[UV]], [[FNEG]]
    ; VI: [[FNEG1:%[0-9]+]]:_(s16) = G_FNEG [[UV5]]
    ; VI: [[FADD1:%[0-9]+]]:_(s16) = G_FADD [[UV1]], [[FNEG1]]
    ; VI: [[FNEG2:%[0-9]+]]:_(s16) = G_FNEG [[UV6]]
    ; VI: [[FADD2:%[0-9]+]]:_(s16) = G_FADD [[UV2]], [[FNEG2]]
    ; VI: [[FNEG3:%[0-9]+]]:_(s16) = G_FNEG [[UV7]]
    ; VI: [[FADD3:%[0-9]+]]:_(s16) = G_FADD [[UV3]], [[FNEG3]]
    ; VI: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s16>) = G_BUILD_VECTOR [[FADD]](s16), [[FADD1]](s16), [[FADD2]](s16), [[FADD3]](s16)
    ; VI: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<4 x s16>)
    ; GFX9-LABEL: name: test_fsub_v4s16
    ; GFX9: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr0_vgpr1
    ; GFX9: [[COPY1:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr2_vgpr3
    ; GFX9: [[UV:%[0-9]+]]:_(s16), [[UV1:%[0-9]+]]:_(s16), [[UV2:%[0-9]+]]:_(s16), [[UV3:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
    ; GFX9: [[UV4:%[0-9]+]]:_(s16), [[UV5:%[0-9]+]]:_(s16), [[UV6:%[0-9]+]]:_(s16), [[UV7:%[0-9]+]]:_(s16) = G_UNMERGE_VALUES [[COPY1]](<4 x s16>)
    ; GFX9: [[FNEG:%[0-9]+]]:_(s16) = G_FNEG [[UV4]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s16) = G_FADD [[UV]], [[FNEG]]
    ; GFX9: [[FNEG1:%[0-9]+]]:_(s16) = G_FNEG [[UV5]]
    ; GFX9: [[FADD1:%[0-9]+]]:_(s16) = G_FADD [[UV1]], [[FNEG1]]
    ; GFX9: [[FNEG2:%[0-9]+]]:_(s16) = G_FNEG [[UV6]]
    ; GFX9: [[FADD2:%[0-9]+]]:_(s16) = G_FADD [[UV2]], [[FNEG2]]
    ; GFX9: [[FNEG3:%[0-9]+]]:_(s16) = G_FNEG [[UV7]]
    ; GFX9: [[FADD3:%[0-9]+]]:_(s16) = G_FADD [[UV3]], [[FNEG3]]
    ; GFX9: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s16>) = G_BUILD_VECTOR [[FADD]](s16), [[FADD1]](s16), [[FADD2]](s16), [[FADD3]](s16)
    ; GFX9: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<4 x s16>)
    %0:_(<4 x s16>) = COPY $vgpr0_vgpr1
    %1:_(<4 x s16>) = COPY $vgpr2_vgpr3
    %2:_(<4 x s16>) = G_FSUB %0, %1
    $vgpr0_vgpr1 = COPY %2
...