llvm/llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-fexp2.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=GFX6 %s
# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -run-pass=legalizer %s -o - | FileCheck -check-prefix=GFX8 %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_fexp2_s32
body: |
  bb.0:
    liveins: $vgpr0

    ; GFX6-LABEL: name: test_fexp2_s32
    ; GFX6: liveins: $vgpr0
    ; GFX6-NEXT: {{  $}}
    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX6-NEXT: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float -1.260000e+02
    ; GFX6-NEXT: [[FCMP:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[COPY]](s32), [[C]]
    ; GFX6-NEXT: [[C1:%[0-9]+]]:_(s32) = G_FCONSTANT float 6.400000e+01
    ; GFX6-NEXT: [[C2:%[0-9]+]]:_(s32) = G_FCONSTANT float 0.000000e+00
    ; GFX6-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C1]], [[C2]]
    ; GFX6-NEXT: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[COPY]], [[SELECT]]
    ; GFX6-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD]](s32)
    ; GFX6-NEXT: [[C3:%[0-9]+]]:_(s32) = G_FCONSTANT float 0x3BF0000000000000
    ; GFX6-NEXT: [[C4:%[0-9]+]]:_(s32) = G_FCONSTANT float 1.000000e+00
    ; GFX6-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C3]], [[C4]]
    ; GFX6-NEXT: [[FMUL:%[0-9]+]]:_(s32) = G_FMUL [[INT]], [[SELECT1]]
    ; GFX6-NEXT: $vgpr0 = COPY [[FMUL]](s32)
    ; GFX8-LABEL: name: test_fexp2_s32
    ; GFX8: liveins: $vgpr0
    ; GFX8-NEXT: {{  $}}
    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX8-NEXT: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float -1.260000e+02
    ; GFX8-NEXT: [[FCMP:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[COPY]](s32), [[C]]
    ; GFX8-NEXT: [[C1:%[0-9]+]]:_(s32) = G_FCONSTANT float 6.400000e+01
    ; GFX8-NEXT: [[C2:%[0-9]+]]:_(s32) = G_FCONSTANT float 0.000000e+00
    ; GFX8-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C1]], [[C2]]
    ; GFX8-NEXT: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[COPY]], [[SELECT]]
    ; GFX8-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD]](s32)
    ; GFX8-NEXT: [[C3:%[0-9]+]]:_(s32) = G_FCONSTANT float 0x3BF0000000000000
    ; GFX8-NEXT: [[C4:%[0-9]+]]:_(s32) = G_FCONSTANT float 1.000000e+00
    ; GFX8-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C3]], [[C4]]
    ; GFX8-NEXT: [[FMUL:%[0-9]+]]:_(s32) = G_FMUL [[INT]], [[SELECT1]]
    ; GFX8-NEXT: $vgpr0 = COPY [[FMUL]](s32)
    ; GFX9-LABEL: name: test_fexp2_s32
    ; GFX9: liveins: $vgpr0
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-NEXT: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float -1.260000e+02
    ; GFX9-NEXT: [[FCMP:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[COPY]](s32), [[C]]
    ; GFX9-NEXT: [[C1:%[0-9]+]]:_(s32) = G_FCONSTANT float 6.400000e+01
    ; GFX9-NEXT: [[C2:%[0-9]+]]:_(s32) = G_FCONSTANT float 0.000000e+00
    ; GFX9-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C1]], [[C2]]
    ; GFX9-NEXT: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[COPY]], [[SELECT]]
    ; GFX9-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD]](s32)
    ; GFX9-NEXT: [[C3:%[0-9]+]]:_(s32) = G_FCONSTANT float 0x3BF0000000000000
    ; GFX9-NEXT: [[C4:%[0-9]+]]:_(s32) = G_FCONSTANT float 1.000000e+00
    ; GFX9-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C3]], [[C4]]
    ; GFX9-NEXT: [[FMUL:%[0-9]+]]:_(s32) = G_FMUL [[INT]], [[SELECT1]]
    ; GFX9-NEXT: $vgpr0 = COPY [[FMUL]](s32)
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = G_FEXP2 %0
    $vgpr0 = COPY %1
...

---
name: test_fexp2_v2s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1

    ; GFX6-LABEL: name: test_fexp2_v2s32
    ; GFX6: liveins: $vgpr0_vgpr1
    ; GFX6-NEXT: {{  $}}
    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; GFX6-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; GFX6-NEXT: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float -1.260000e+02
    ; GFX6-NEXT: [[FCMP:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV]](s32), [[C]]
    ; GFX6-NEXT: [[C1:%[0-9]+]]:_(s32) = G_FCONSTANT float 6.400000e+01
    ; GFX6-NEXT: [[C2:%[0-9]+]]:_(s32) = G_FCONSTANT float 0.000000e+00
    ; GFX6-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C1]], [[C2]]
    ; GFX6-NEXT: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[UV]], [[SELECT]]
    ; GFX6-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD]](s32)
    ; GFX6-NEXT: [[C3:%[0-9]+]]:_(s32) = G_FCONSTANT float 0x3BF0000000000000
    ; GFX6-NEXT: [[C4:%[0-9]+]]:_(s32) = G_FCONSTANT float 1.000000e+00
    ; GFX6-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C3]], [[C4]]
    ; GFX6-NEXT: [[FMUL:%[0-9]+]]:_(s32) = G_FMUL [[INT]], [[SELECT1]]
    ; GFX6-NEXT: [[FCMP1:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV1]](s32), [[C]]
    ; GFX6-NEXT: [[SELECT2:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C1]], [[C2]]
    ; GFX6-NEXT: [[FADD1:%[0-9]+]]:_(s32) = G_FADD [[UV1]], [[SELECT2]]
    ; GFX6-NEXT: [[INT1:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD1]](s32)
    ; GFX6-NEXT: [[SELECT3:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C3]], [[C4]]
    ; GFX6-NEXT: [[FMUL1:%[0-9]+]]:_(s32) = G_FMUL [[INT1]], [[SELECT3]]
    ; GFX6-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[FMUL]](s32), [[FMUL1]](s32)
    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    ; GFX8-LABEL: name: test_fexp2_v2s32
    ; GFX8: liveins: $vgpr0_vgpr1
    ; GFX8-NEXT: {{  $}}
    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; GFX8-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; GFX8-NEXT: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float -1.260000e+02
    ; GFX8-NEXT: [[FCMP:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV]](s32), [[C]]
    ; GFX8-NEXT: [[C1:%[0-9]+]]:_(s32) = G_FCONSTANT float 6.400000e+01
    ; GFX8-NEXT: [[C2:%[0-9]+]]:_(s32) = G_FCONSTANT float 0.000000e+00
    ; GFX8-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C1]], [[C2]]
    ; GFX8-NEXT: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[UV]], [[SELECT]]
    ; GFX8-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD]](s32)
    ; GFX8-NEXT: [[C3:%[0-9]+]]:_(s32) = G_FCONSTANT float 0x3BF0000000000000
    ; GFX8-NEXT: [[C4:%[0-9]+]]:_(s32) = G_FCONSTANT float 1.000000e+00
    ; GFX8-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C3]], [[C4]]
    ; GFX8-NEXT: [[FMUL:%[0-9]+]]:_(s32) = G_FMUL [[INT]], [[SELECT1]]
    ; GFX8-NEXT: [[FCMP1:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV1]](s32), [[C]]
    ; GFX8-NEXT: [[SELECT2:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C1]], [[C2]]
    ; GFX8-NEXT: [[FADD1:%[0-9]+]]:_(s32) = G_FADD [[UV1]], [[SELECT2]]
    ; GFX8-NEXT: [[INT1:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD1]](s32)
    ; GFX8-NEXT: [[SELECT3:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C3]], [[C4]]
    ; GFX8-NEXT: [[FMUL1:%[0-9]+]]:_(s32) = G_FMUL [[INT1]], [[SELECT3]]
    ; GFX8-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[FMUL]](s32), [[FMUL1]](s32)
    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    ; GFX9-LABEL: name: test_fexp2_v2s32
    ; GFX9: liveins: $vgpr0_vgpr1
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
    ; GFX9-NEXT: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float -1.260000e+02
    ; GFX9-NEXT: [[FCMP:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV]](s32), [[C]]
    ; GFX9-NEXT: [[C1:%[0-9]+]]:_(s32) = G_FCONSTANT float 6.400000e+01
    ; GFX9-NEXT: [[C2:%[0-9]+]]:_(s32) = G_FCONSTANT float 0.000000e+00
    ; GFX9-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C1]], [[C2]]
    ; GFX9-NEXT: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[UV]], [[SELECT]]
    ; GFX9-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD]](s32)
    ; GFX9-NEXT: [[C3:%[0-9]+]]:_(s32) = G_FCONSTANT float 0x3BF0000000000000
    ; GFX9-NEXT: [[C4:%[0-9]+]]:_(s32) = G_FCONSTANT float 1.000000e+00
    ; GFX9-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C3]], [[C4]]
    ; GFX9-NEXT: [[FMUL:%[0-9]+]]:_(s32) = G_FMUL [[INT]], [[SELECT1]]
    ; GFX9-NEXT: [[FCMP1:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV1]](s32), [[C]]
    ; GFX9-NEXT: [[SELECT2:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C1]], [[C2]]
    ; GFX9-NEXT: [[FADD1:%[0-9]+]]:_(s32) = G_FADD [[UV1]], [[SELECT2]]
    ; GFX9-NEXT: [[INT1:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD1]](s32)
    ; GFX9-NEXT: [[SELECT3:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C3]], [[C4]]
    ; GFX9-NEXT: [[FMUL1:%[0-9]+]]:_(s32) = G_FMUL [[INT1]], [[SELECT3]]
    ; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[FMUL]](s32), [[FMUL1]](s32)
    ; GFX9-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
    %0:_(<2 x s32>) = COPY $vgpr0_vgpr1
    %1:_(<2 x s32>) = G_FEXP2 %0
    $vgpr0_vgpr1 = COPY %1
...

---
name: test_fexp2_v3s32
body: |
  bb.0:
    liveins: $vgpr0_vgpr1_vgpr2

    ; GFX6-LABEL: name: test_fexp2_v3s32
    ; GFX6: liveins: $vgpr0_vgpr1_vgpr2
    ; GFX6-NEXT: {{  $}}
    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; GFX6-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<3 x s32>)
    ; GFX6-NEXT: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float -1.260000e+02
    ; GFX6-NEXT: [[FCMP:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV]](s32), [[C]]
    ; GFX6-NEXT: [[C1:%[0-9]+]]:_(s32) = G_FCONSTANT float 6.400000e+01
    ; GFX6-NEXT: [[C2:%[0-9]+]]:_(s32) = G_FCONSTANT float 0.000000e+00
    ; GFX6-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C1]], [[C2]]
    ; GFX6-NEXT: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[UV]], [[SELECT]]
    ; GFX6-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD]](s32)
    ; GFX6-NEXT: [[C3:%[0-9]+]]:_(s32) = G_FCONSTANT float 0x3BF0000000000000
    ; GFX6-NEXT: [[C4:%[0-9]+]]:_(s32) = G_FCONSTANT float 1.000000e+00
    ; GFX6-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C3]], [[C4]]
    ; GFX6-NEXT: [[FMUL:%[0-9]+]]:_(s32) = G_FMUL [[INT]], [[SELECT1]]
    ; GFX6-NEXT: [[FCMP1:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV1]](s32), [[C]]
    ; GFX6-NEXT: [[SELECT2:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C1]], [[C2]]
    ; GFX6-NEXT: [[FADD1:%[0-9]+]]:_(s32) = G_FADD [[UV1]], [[SELECT2]]
    ; GFX6-NEXT: [[INT1:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD1]](s32)
    ; GFX6-NEXT: [[SELECT3:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C3]], [[C4]]
    ; GFX6-NEXT: [[FMUL1:%[0-9]+]]:_(s32) = G_FMUL [[INT1]], [[SELECT3]]
    ; GFX6-NEXT: [[FCMP2:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV2]](s32), [[C]]
    ; GFX6-NEXT: [[SELECT4:%[0-9]+]]:_(s32) = G_SELECT [[FCMP2]](s1), [[C1]], [[C2]]
    ; GFX6-NEXT: [[FADD2:%[0-9]+]]:_(s32) = G_FADD [[UV2]], [[SELECT4]]
    ; GFX6-NEXT: [[INT2:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD2]](s32)
    ; GFX6-NEXT: [[SELECT5:%[0-9]+]]:_(s32) = G_SELECT [[FCMP2]](s1), [[C3]], [[C4]]
    ; GFX6-NEXT: [[FMUL2:%[0-9]+]]:_(s32) = G_FMUL [[INT2]], [[SELECT5]]
    ; GFX6-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[FMUL]](s32), [[FMUL1]](s32), [[FMUL2]](s32)
    ; GFX6-NEXT: $vgpr0_vgpr1_vgpr2 = COPY [[BUILD_VECTOR]](<3 x s32>)
    ; GFX8-LABEL: name: test_fexp2_v3s32
    ; GFX8: liveins: $vgpr0_vgpr1_vgpr2
    ; GFX8-NEXT: {{  $}}
    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; GFX8-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<3 x s32>)
    ; GFX8-NEXT: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float -1.260000e+02
    ; GFX8-NEXT: [[FCMP:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV]](s32), [[C]]
    ; GFX8-NEXT: [[C1:%[0-9]+]]:_(s32) = G_FCONSTANT float 6.400000e+01
    ; GFX8-NEXT: [[C2:%[0-9]+]]:_(s32) = G_FCONSTANT float 0.000000e+00
    ; GFX8-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C1]], [[C2]]
    ; GFX8-NEXT: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[UV]], [[SELECT]]
    ; GFX8-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD]](s32)
    ; GFX8-NEXT: [[C3:%[0-9]+]]:_(s32) = G_FCONSTANT float 0x3BF0000000000000
    ; GFX8-NEXT: [[C4:%[0-9]+]]:_(s32) = G_FCONSTANT float 1.000000e+00
    ; GFX8-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C3]], [[C4]]
    ; GFX8-NEXT: [[FMUL:%[0-9]+]]:_(s32) = G_FMUL [[INT]], [[SELECT1]]
    ; GFX8-NEXT: [[FCMP1:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV1]](s32), [[C]]
    ; GFX8-NEXT: [[SELECT2:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C1]], [[C2]]
    ; GFX8-NEXT: [[FADD1:%[0-9]+]]:_(s32) = G_FADD [[UV1]], [[SELECT2]]
    ; GFX8-NEXT: [[INT1:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD1]](s32)
    ; GFX8-NEXT: [[SELECT3:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C3]], [[C4]]
    ; GFX8-NEXT: [[FMUL1:%[0-9]+]]:_(s32) = G_FMUL [[INT1]], [[SELECT3]]
    ; GFX8-NEXT: [[FCMP2:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV2]](s32), [[C]]
    ; GFX8-NEXT: [[SELECT4:%[0-9]+]]:_(s32) = G_SELECT [[FCMP2]](s1), [[C1]], [[C2]]
    ; GFX8-NEXT: [[FADD2:%[0-9]+]]:_(s32) = G_FADD [[UV2]], [[SELECT4]]
    ; GFX8-NEXT: [[INT2:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD2]](s32)
    ; GFX8-NEXT: [[SELECT5:%[0-9]+]]:_(s32) = G_SELECT [[FCMP2]](s1), [[C3]], [[C4]]
    ; GFX8-NEXT: [[FMUL2:%[0-9]+]]:_(s32) = G_FMUL [[INT2]], [[SELECT5]]
    ; GFX8-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[FMUL]](s32), [[FMUL1]](s32), [[FMUL2]](s32)
    ; GFX8-NEXT: $vgpr0_vgpr1_vgpr2 = COPY [[BUILD_VECTOR]](<3 x s32>)
    ; GFX9-LABEL: name: test_fexp2_v3s32
    ; GFX9: liveins: $vgpr0_vgpr1_vgpr2
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<3 x s32>)
    ; GFX9-NEXT: [[C:%[0-9]+]]:_(s32) = G_FCONSTANT float -1.260000e+02
    ; GFX9-NEXT: [[FCMP:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV]](s32), [[C]]
    ; GFX9-NEXT: [[C1:%[0-9]+]]:_(s32) = G_FCONSTANT float 6.400000e+01
    ; GFX9-NEXT: [[C2:%[0-9]+]]:_(s32) = G_FCONSTANT float 0.000000e+00
    ; GFX9-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C1]], [[C2]]
    ; GFX9-NEXT: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[UV]], [[SELECT]]
    ; GFX9-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD]](s32)
    ; GFX9-NEXT: [[C3:%[0-9]+]]:_(s32) = G_FCONSTANT float 0x3BF0000000000000
    ; GFX9-NEXT: [[C4:%[0-9]+]]:_(s32) = G_FCONSTANT float 1.000000e+00
    ; GFX9-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[FCMP]](s1), [[C3]], [[C4]]
    ; GFX9-NEXT: [[FMUL:%[0-9]+]]:_(s32) = G_FMUL [[INT]], [[SELECT1]]
    ; GFX9-NEXT: [[FCMP1:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV1]](s32), [[C]]
    ; GFX9-NEXT: [[SELECT2:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C1]], [[C2]]
    ; GFX9-NEXT: [[FADD1:%[0-9]+]]:_(s32) = G_FADD [[UV1]], [[SELECT2]]
    ; GFX9-NEXT: [[INT1:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD1]](s32)
    ; GFX9-NEXT: [[SELECT3:%[0-9]+]]:_(s32) = G_SELECT [[FCMP1]](s1), [[C3]], [[C4]]
    ; GFX9-NEXT: [[FMUL1:%[0-9]+]]:_(s32) = G_FMUL [[INT1]], [[SELECT3]]
    ; GFX9-NEXT: [[FCMP2:%[0-9]+]]:_(s1) = G_FCMP floatpred(olt), [[UV2]](s32), [[C]]
    ; GFX9-NEXT: [[SELECT4:%[0-9]+]]:_(s32) = G_SELECT [[FCMP2]](s1), [[C1]], [[C2]]
    ; GFX9-NEXT: [[FADD2:%[0-9]+]]:_(s32) = G_FADD [[UV2]], [[SELECT4]]
    ; GFX9-NEXT: [[INT2:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FADD2]](s32)
    ; GFX9-NEXT: [[SELECT5:%[0-9]+]]:_(s32) = G_SELECT [[FCMP2]](s1), [[C3]], [[C4]]
    ; GFX9-NEXT: [[FMUL2:%[0-9]+]]:_(s32) = G_FMUL [[INT2]], [[SELECT5]]
    ; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[FMUL]](s32), [[FMUL1]](s32), [[FMUL2]](s32)
    ; GFX9-NEXT: $vgpr0_vgpr1_vgpr2 = COPY [[BUILD_VECTOR]](<3 x s32>)
    %0:_(<3 x s32>) = COPY $vgpr0_vgpr1_vgpr2
    %1:_(<3 x  s32>) = G_FEXP2 %0
    $vgpr0_vgpr1_vgpr2 = COPY %1
...

---
name: test_fexp2_s16
body: |
  bb.0:
    liveins: $vgpr0

    ; GFX6-LABEL: name: test_fexp2_s16
    ; GFX6: liveins: $vgpr0
    ; GFX6-NEXT: {{  $}}
    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX6-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX6-NEXT: [[FPEXT:%[0-9]+]]:_(s32) = G_FPEXT [[TRUNC]](s16)
    ; GFX6-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FPEXT]](s32)
    ; GFX6-NEXT: [[FPTRUNC:%[0-9]+]]:_(s16) = G_FPTRUNC [[INT]](s32)
    ; GFX6-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FPTRUNC]](s16)
    ; GFX6-NEXT: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX8-LABEL: name: test_fexp2_s16
    ; GFX8: liveins: $vgpr0
    ; GFX8-NEXT: {{  $}}
    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX8-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX8-NEXT: [[FEXP2_:%[0-9]+]]:_(s16) = G_FEXP2 [[TRUNC]]
    ; GFX8-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FEXP2_]](s16)
    ; GFX8-NEXT: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9-LABEL: name: test_fexp2_s16
    ; GFX9: liveins: $vgpr0
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9-NEXT: [[FEXP2_:%[0-9]+]]:_(s16) = G_FEXP2 [[TRUNC]]
    ; GFX9-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FEXP2_]](s16)
    ; GFX9-NEXT: $vgpr0 = COPY [[ANYEXT]](s32)
    %0:_(s32) = COPY $vgpr0
    %1:_(s16) = G_TRUNC %0
    %2:_(s16) = G_FEXP2 %1
    %3:_(s32) = G_ANYEXT %2
    $vgpr0 = COPY %3
...

---
name: test_fexp2_v2s16
body: |
  bb.0:
    liveins: $vgpr0

    ; GFX6-LABEL: name: test_fexp2_v2s16
    ; GFX6: liveins: $vgpr0
    ; GFX6-NEXT: {{  $}}
    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX6-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[COPY]](<2 x s16>)
    ; GFX6-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST]](s32)
    ; GFX6-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; GFX6-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; GFX6-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR]](s32)
    ; GFX6-NEXT: [[FPEXT:%[0-9]+]]:_(s32) = G_FPEXT [[TRUNC]](s16)
    ; GFX6-NEXT: [[INT:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FPEXT]](s32)
    ; GFX6-NEXT: [[FPTRUNC:%[0-9]+]]:_(s16) = G_FPTRUNC [[INT]](s32)
    ; GFX6-NEXT: [[FPEXT1:%[0-9]+]]:_(s32) = G_FPEXT [[TRUNC1]](s16)
    ; GFX6-NEXT: [[INT1:%[0-9]+]]:_(s32) = G_INTRINSIC intrinsic(@llvm.amdgcn.exp2), [[FPEXT1]](s32)
    ; GFX6-NEXT: [[FPTRUNC1:%[0-9]+]]:_(s16) = G_FPTRUNC [[INT1]](s32)
    ; GFX6-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[FPTRUNC]](s16)
    ; GFX6-NEXT: [[ZEXT1:%[0-9]+]]:_(s32) = G_ZEXT [[FPTRUNC1]](s16)
    ; GFX6-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[ZEXT1]], [[C]](s32)
    ; GFX6-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[ZEXT]], [[SHL]]
    ; GFX6-NEXT: [[BITCAST1:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
    ; GFX6-NEXT: $vgpr0 = COPY [[BITCAST1]](<2 x s16>)
    ; GFX8-LABEL: name: test_fexp2_v2s16
    ; GFX8: liveins: $vgpr0
    ; GFX8-NEXT: {{  $}}
    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX8-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[COPY]](<2 x s16>)
    ; GFX8-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST]](s32)
    ; GFX8-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
    ; GFX8-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; GFX8-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR]](s32)
    ; GFX8-NEXT: [[FEXP2_:%[0-9]+]]:_(s16) = G_FEXP2 [[TRUNC]]
    ; GFX8-NEXT: [[FEXP2_1:%[0-9]+]]:_(s16) = G_FEXP2 [[TRUNC1]]
    ; GFX8-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[FEXP2_]](s16)
    ; GFX8-NEXT: [[ZEXT1:%[0-9]+]]:_(s32) = G_ZEXT [[FEXP2_1]](s16)
    ; GFX8-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[ZEXT1]], [[C]](s32)
    ; GFX8-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[ZEXT]], [[SHL]]
    ; GFX8-NEXT: [[BITCAST1:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
    ; GFX8-NEXT: $vgpr0 = COPY [[BITCAST1]](<2 x s16>)
    ; GFX9-LABEL: name: test_fexp2_v2s16
    ; GFX9: liveins: $vgpr0
    ; GFX9-NEXT: {{  $}}
    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[COPY]](<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: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
    ; GFX9-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR]](s32)
    ; GFX9-NEXT: [[FEXP2_:%[0-9]+]]:_(s16) = G_FEXP2 [[TRUNC]]
    ; GFX9-NEXT: [[FEXP2_1:%[0-9]+]]:_(s16) = G_FEXP2 [[TRUNC1]]
    ; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[FEXP2_]](s16), [[FEXP2_1]](s16)
    ; GFX9-NEXT: $vgpr0 = COPY [[BUILD_VECTOR]](<2 x s16>)
    %0:_(<2 x s16>) = COPY $vgpr0
    %1:_(<2 x s16>) = G_FEXP2 %0
    $vgpr0 = COPY %1
...