llvm/test/CodeGen/AMDGPU/GlobalISel/combine-fma-add-mul-pre-legalize.mir

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -run-pass=amdgpu-prelegalizer-combiner %s -o - | FileCheck -check-prefix=GFX9 %s
# RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -run-pass=amdgpu-prelegalizer-combiner -fp-contract=fast %s -o - | FileCheck -check-prefix=GFX9-CONTRACT %s
# RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -run-pass=amdgpu-prelegalizer-combiner --denormal-fp-math=preserve-sign %s -o - | FileCheck -check-prefix=GFX9-DENORM %s
# RUN: llc -global-isel -march=amdgcn -mcpu=gfx900 -run-pass=amdgpu-prelegalizer-combiner -enable-unsafe-fp-math %s -o - | FileCheck -check-prefix=GFX9-UNSAFE %s
# RUN: llc -global-isel -march=amdgcn -mcpu=gfx1010 -run-pass=amdgpu-prelegalizer-combiner %s -o - | FileCheck -check-prefix=GFX10 %s
# RUN: llc -global-isel -march=amdgcn -mcpu=gfx1010 -run-pass=amdgpu-prelegalizer-combiner -fp-contract=fast %s -o - | FileCheck -check-prefix=GFX10-CONTRACT %s
# RUN: llc -global-isel -march=amdgcn -mcpu=gfx1010 -run-pass=amdgpu-prelegalizer-combiner --denormal-fp-math=preserve-sign %s -o - | FileCheck -check-prefix=GFX10-DENORM %s
# RUN: llc -global-isel -march=amdgcn -mcpu=gfx1010 -run-pass=amdgpu-prelegalizer-combiner -enable-unsafe-fp-math %s -o - | FileCheck -check-prefix=GFX10-UNSAFE %s

---
name:            test_f32_add_mul
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_f32_add_mul
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(s32) = reassoc G_FMUL [[COPY]], [[COPY1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s32) = reassoc G_FADD [[FMUL]], [[COPY2]]
    ; GFX9: $vgpr0 = COPY [[FADD]](s32)
    ; GFX9: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-CONTRACT-LABEL: name: test_f32_add_mul
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(s32) = G_FMA [[COPY]], [[COPY1]], [[COPY2]]
    ; GFX9-CONTRACT: $vgpr0 = COPY [[FMA]](s32)
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-DENORM-LABEL: name: test_f32_add_mul
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(s32) = reassoc G_FMUL [[COPY]], [[COPY1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(s32) = reassoc G_FADD [[FMUL]], [[COPY2]]
    ; GFX9-DENORM: $vgpr0 = COPY [[FADD]](s32)
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-UNSAFE-LABEL: name: test_f32_add_mul
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(s32) = G_FMA [[COPY]], [[COPY1]], [[COPY2]]
    ; GFX9-UNSAFE: $vgpr0 = COPY [[FMA]](s32)
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-LABEL: name: test_f32_add_mul
    ; GFX10: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(s32) = reassoc G_FMUL [[COPY]], [[COPY1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(s32) = reassoc G_FADD [[FMUL]], [[COPY2]]
    ; GFX10: $vgpr0 = COPY [[FADD]](s32)
    ; GFX10: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-CONTRACT-LABEL: name: test_f32_add_mul
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(s32) = G_FMA [[COPY]], [[COPY1]], [[COPY2]]
    ; GFX10-CONTRACT: $vgpr0 = COPY [[FMA]](s32)
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-DENORM-LABEL: name: test_f32_add_mul
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(s32) = reassoc G_FMUL [[COPY]], [[COPY1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(s32) = reassoc G_FADD [[FMUL]], [[COPY2]]
    ; GFX10-DENORM: $vgpr0 = COPY [[FADD]](s32)
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-UNSAFE-LABEL: name: test_f32_add_mul
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(s32) = G_FMA [[COPY]], [[COPY1]], [[COPY2]]
    ; GFX10-UNSAFE: $vgpr0 = COPY [[FMA]](s32)
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = COPY $vgpr1
    %2:_(s32) = COPY $vgpr2
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %4:_(s32) = reassoc G_FMUL %0, %1
    %5:_(s32) = reassoc G_FADD %4, %2
    $vgpr0 = COPY %5(s32)
    %6:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %6, implicit $vgpr0
...

---
name:            test_f32_add_mul_rhs
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_f32_add_mul_rhs
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(s32) = reassoc G_FMUL [[COPY]], [[COPY1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s32) = reassoc G_FADD [[COPY2]], [[FMUL]]
    ; GFX9: $vgpr0 = COPY [[FADD]](s32)
    ; GFX9: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-CONTRACT-LABEL: name: test_f32_add_mul_rhs
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(s32) = G_FMA [[COPY]], [[COPY1]], [[COPY2]]
    ; GFX9-CONTRACT: $vgpr0 = COPY [[FMA]](s32)
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-DENORM-LABEL: name: test_f32_add_mul_rhs
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(s32) = reassoc G_FMUL [[COPY]], [[COPY1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(s32) = reassoc G_FADD [[COPY2]], [[FMUL]]
    ; GFX9-DENORM: $vgpr0 = COPY [[FADD]](s32)
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-UNSAFE-LABEL: name: test_f32_add_mul_rhs
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(s32) = G_FMA [[COPY]], [[COPY1]], [[COPY2]]
    ; GFX9-UNSAFE: $vgpr0 = COPY [[FMA]](s32)
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-LABEL: name: test_f32_add_mul_rhs
    ; GFX10: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(s32) = reassoc G_FMUL [[COPY]], [[COPY1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(s32) = reassoc G_FADD [[COPY2]], [[FMUL]]
    ; GFX10: $vgpr0 = COPY [[FADD]](s32)
    ; GFX10: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-CONTRACT-LABEL: name: test_f32_add_mul_rhs
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(s32) = G_FMA [[COPY]], [[COPY1]], [[COPY2]]
    ; GFX10-CONTRACT: $vgpr0 = COPY [[FMA]](s32)
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-DENORM-LABEL: name: test_f32_add_mul_rhs
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(s32) = reassoc G_FMUL [[COPY]], [[COPY1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(s32) = reassoc G_FADD [[COPY2]], [[FMUL]]
    ; GFX10-DENORM: $vgpr0 = COPY [[FADD]](s32)
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-UNSAFE-LABEL: name: test_f32_add_mul_rhs
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(s32) = G_FMA [[COPY]], [[COPY1]], [[COPY2]]
    ; GFX10-UNSAFE: $vgpr0 = COPY [[FMA]](s32)
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    %0:_(s32) = COPY $vgpr0
    %1:_(s32) = COPY $vgpr1
    %2:_(s32) = COPY $vgpr2
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %4:_(s32) = reassoc G_FMUL %0, %1
    %5:_(s32) = reassoc G_FADD %2, %4
    $vgpr0 = COPY %5(s32)
    %6:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %6, implicit $vgpr0
...

---
name:            test_half_add_mul
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_half_add_mul
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX9: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX9: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(s16) = reassoc G_FMUL [[TRUNC]], [[TRUNC1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s16) = reassoc G_FADD [[FMUL]], [[TRUNC2]]
    ; GFX9: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FADD]](s16)
    ; GFX9: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-CONTRACT-LABEL: name: test_half_add_mul
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-CONTRACT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-CONTRACT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-CONTRACT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(s16) = G_FMA [[TRUNC]], [[TRUNC1]], [[TRUNC2]]
    ; GFX9-CONTRACT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FMA]](s16)
    ; GFX9-CONTRACT: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-DENORM-LABEL: name: test_half_add_mul
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-DENORM: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-DENORM: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-DENORM: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(s16) = reassoc G_FMUL [[TRUNC]], [[TRUNC1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(s16) = reassoc G_FADD [[FMUL]], [[TRUNC2]]
    ; GFX9-DENORM: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FADD]](s16)
    ; GFX9-DENORM: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-UNSAFE-LABEL: name: test_half_add_mul
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-UNSAFE: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-UNSAFE: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-UNSAFE: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(s16) = G_FMA [[TRUNC]], [[TRUNC1]], [[TRUNC2]]
    ; GFX9-UNSAFE: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FMA]](s16)
    ; GFX9-UNSAFE: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-LABEL: name: test_half_add_mul
    ; GFX10: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX10: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX10: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX10: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(s16) = reassoc G_FMUL [[TRUNC]], [[TRUNC1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(s16) = reassoc G_FADD [[FMUL]], [[TRUNC2]]
    ; GFX10: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FADD]](s16)
    ; GFX10: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX10: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-CONTRACT-LABEL: name: test_half_add_mul
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-CONTRACT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-CONTRACT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-CONTRACT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(s16) = G_FMA [[TRUNC]], [[TRUNC1]], [[TRUNC2]]
    ; GFX10-CONTRACT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FMA]](s16)
    ; GFX10-CONTRACT: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-DENORM-LABEL: name: test_half_add_mul
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-DENORM: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-DENORM: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-DENORM: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(s16) = reassoc G_FMUL [[TRUNC]], [[TRUNC1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(s16) = reassoc G_FADD [[FMUL]], [[TRUNC2]]
    ; GFX10-DENORM: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FADD]](s16)
    ; GFX10-DENORM: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-UNSAFE-LABEL: name: test_half_add_mul
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-UNSAFE: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-UNSAFE: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-UNSAFE: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(s16) = G_FMA [[TRUNC]], [[TRUNC1]], [[TRUNC2]]
    ; GFX10-UNSAFE: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FMA]](s16)
    ; GFX10-UNSAFE: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    %4:_(s32) = COPY $vgpr0
    %0:_(s16) = G_TRUNC %4(s32)
    %5:_(s32) = COPY $vgpr1
    %1:_(s16) = G_TRUNC %5(s32)
    %6:_(s32) = COPY $vgpr2
    %2:_(s16) = G_TRUNC %6(s32)
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %7:_(s16) = reassoc G_FMUL %0, %1
    %8:_(s16) = reassoc G_FADD %7, %2
    %10:_(s32) = G_ANYEXT %8(s16)
    $vgpr0 = COPY %10(s32)
    %9:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %9, implicit $vgpr0
...

---
name:            test_half_add_mul_rhs
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_half_add_mul_rhs
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX9: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX9: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(s16) = reassoc G_FMUL [[TRUNC]], [[TRUNC1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s16) = reassoc G_FADD [[TRUNC2]], [[FMUL]]
    ; GFX9: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FADD]](s16)
    ; GFX9: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-CONTRACT-LABEL: name: test_half_add_mul_rhs
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-CONTRACT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-CONTRACT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-CONTRACT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(s16) = G_FMA [[TRUNC]], [[TRUNC1]], [[TRUNC2]]
    ; GFX9-CONTRACT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FMA]](s16)
    ; GFX9-CONTRACT: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-DENORM-LABEL: name: test_half_add_mul_rhs
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-DENORM: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-DENORM: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-DENORM: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(s16) = reassoc G_FMUL [[TRUNC]], [[TRUNC1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(s16) = reassoc G_FADD [[TRUNC2]], [[FMUL]]
    ; GFX9-DENORM: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FADD]](s16)
    ; GFX9-DENORM: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX9-UNSAFE-LABEL: name: test_half_add_mul_rhs
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-UNSAFE: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-UNSAFE: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-UNSAFE: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(s16) = G_FMA [[TRUNC]], [[TRUNC1]], [[TRUNC2]]
    ; GFX9-UNSAFE: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FMA]](s16)
    ; GFX9-UNSAFE: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-LABEL: name: test_half_add_mul_rhs
    ; GFX10: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX10: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX10: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX10: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(s16) = reassoc G_FMUL [[TRUNC]], [[TRUNC1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(s16) = reassoc G_FADD [[TRUNC2]], [[FMUL]]
    ; GFX10: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FADD]](s16)
    ; GFX10: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX10: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-CONTRACT-LABEL: name: test_half_add_mul_rhs
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-CONTRACT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-CONTRACT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-CONTRACT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(s16) = G_FMA [[TRUNC]], [[TRUNC1]], [[TRUNC2]]
    ; GFX10-CONTRACT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FMA]](s16)
    ; GFX10-CONTRACT: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-DENORM-LABEL: name: test_half_add_mul_rhs
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-DENORM: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-DENORM: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-DENORM: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(s16) = reassoc G_FMUL [[TRUNC]], [[TRUNC1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(s16) = reassoc G_FADD [[TRUNC2]], [[FMUL]]
    ; GFX10-DENORM: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FADD]](s16)
    ; GFX10-DENORM: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    ; GFX10-UNSAFE-LABEL: name: test_half_add_mul_rhs
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-UNSAFE: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-UNSAFE: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-UNSAFE: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(s16) = G_FMA [[TRUNC]], [[TRUNC1]], [[TRUNC2]]
    ; GFX10-UNSAFE: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[FMA]](s16)
    ; GFX10-UNSAFE: $vgpr0 = COPY [[ANYEXT]](s32)
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY3]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY4]], implicit $vgpr0
    %4:_(s32) = COPY $vgpr0
    %0:_(s16) = G_TRUNC %4(s32)
    %5:_(s32) = COPY $vgpr1
    %1:_(s16) = G_TRUNC %5(s32)
    %6:_(s32) = COPY $vgpr2
    %2:_(s16) = G_TRUNC %6(s32)
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %7:_(s16) = reassoc G_FMUL %0, %1
    %8:_(s16) = reassoc G_FADD %2, %7
    %10:_(s32) = G_ANYEXT %8(s16)
    $vgpr0 = COPY %10(s32)
    %9:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %9, implicit $vgpr0
...

---
name:            test_double_add_mul
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_double_add_mul
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(s64) = reassoc G_FMUL [[MV]], [[MV1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s64) = reassoc G_FADD [[FMUL]], [[MV2]]
    ; GFX9: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](s64)
    ; GFX9: $vgpr0 = COPY [[UV]](s32)
    ; GFX9: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-CONTRACT-LABEL: name: test_double_add_mul
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-CONTRACT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-CONTRACT: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-CONTRACT: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-CONTRACT: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(s64) = G_FMA [[MV]], [[MV1]], [[MV2]]
    ; GFX9-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](s64)
    ; GFX9-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-CONTRACT: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-DENORM-LABEL: name: test_double_add_mul
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-DENORM: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-DENORM: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-DENORM: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-DENORM: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(s64) = reassoc G_FMUL [[MV]], [[MV1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(s64) = reassoc G_FADD [[FMUL]], [[MV2]]
    ; GFX9-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](s64)
    ; GFX9-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-DENORM: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-UNSAFE-LABEL: name: test_double_add_mul
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-UNSAFE: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-UNSAFE: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-UNSAFE: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-UNSAFE: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(s64) = G_FMA [[MV]], [[MV1]], [[MV2]]
    ; GFX9-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](s64)
    ; GFX9-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-UNSAFE: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-LABEL: name: test_double_add_mul
    ; GFX10: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(s64) = reassoc G_FMUL [[MV]], [[MV1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(s64) = reassoc G_FADD [[FMUL]], [[MV2]]
    ; GFX10: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](s64)
    ; GFX10: $vgpr0 = COPY [[UV]](s32)
    ; GFX10: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-CONTRACT-LABEL: name: test_double_add_mul
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-CONTRACT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-CONTRACT: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-CONTRACT: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-CONTRACT: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(s64) = G_FMA [[MV]], [[MV1]], [[MV2]]
    ; GFX10-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](s64)
    ; GFX10-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-CONTRACT: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-DENORM-LABEL: name: test_double_add_mul
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-DENORM: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-DENORM: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-DENORM: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-DENORM: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(s64) = reassoc G_FMUL [[MV]], [[MV1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(s64) = reassoc G_FADD [[FMUL]], [[MV2]]
    ; GFX10-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](s64)
    ; GFX10-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-DENORM: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-UNSAFE-LABEL: name: test_double_add_mul
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-UNSAFE: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-UNSAFE: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-UNSAFE: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-UNSAFE: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(s64) = G_FMA [[MV]], [[MV1]], [[MV2]]
    ; GFX10-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](s64)
    ; GFX10-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-UNSAFE: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    %4:_(s32) = COPY $vgpr0
    %5:_(s32) = COPY $vgpr1
    %0:_(s64) = G_MERGE_VALUES %4(s32), %5(s32)
    %6:_(s32) = COPY $vgpr2
    %7:_(s32) = COPY $vgpr3
    %1:_(s64) = G_MERGE_VALUES %6(s32), %7(s32)
    %8:_(s32) = COPY $vgpr4
    %9:_(s32) = COPY $vgpr5
    %2:_(s64) = G_MERGE_VALUES %8(s32), %9(s32)
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %10:_(s64) = reassoc G_FMUL %0, %1
    %11:_(s64) = reassoc G_FADD %10, %2
    %13:_(s32), %14:_(s32) = G_UNMERGE_VALUES %11(s64)
    $vgpr0 = COPY %13(s32)
    $vgpr1 = COPY %14(s32)
    %12:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %12, implicit $vgpr0, implicit $vgpr1
...

---
name:            test_double_add_mul_rhs
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_double_add_mul_rhs
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(s64) = reassoc G_FMUL [[MV]], [[MV1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(s64) = reassoc G_FADD [[MV2]], [[FMUL]]
    ; GFX9: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](s64)
    ; GFX9: $vgpr0 = COPY [[UV]](s32)
    ; GFX9: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-CONTRACT-LABEL: name: test_double_add_mul_rhs
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-CONTRACT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-CONTRACT: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-CONTRACT: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-CONTRACT: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(s64) = G_FMA [[MV]], [[MV1]], [[MV2]]
    ; GFX9-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](s64)
    ; GFX9-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-CONTRACT: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-DENORM-LABEL: name: test_double_add_mul_rhs
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-DENORM: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-DENORM: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-DENORM: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-DENORM: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(s64) = reassoc G_FMUL [[MV]], [[MV1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(s64) = reassoc G_FADD [[MV2]], [[FMUL]]
    ; GFX9-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](s64)
    ; GFX9-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-DENORM: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-UNSAFE-LABEL: name: test_double_add_mul_rhs
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-UNSAFE: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-UNSAFE: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-UNSAFE: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-UNSAFE: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(s64) = G_FMA [[MV]], [[MV1]], [[MV2]]
    ; GFX9-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](s64)
    ; GFX9-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-UNSAFE: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-LABEL: name: test_double_add_mul_rhs
    ; GFX10: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(s64) = reassoc G_FMUL [[MV]], [[MV1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(s64) = reassoc G_FADD [[MV2]], [[FMUL]]
    ; GFX10: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](s64)
    ; GFX10: $vgpr0 = COPY [[UV]](s32)
    ; GFX10: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-CONTRACT-LABEL: name: test_double_add_mul_rhs
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-CONTRACT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-CONTRACT: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-CONTRACT: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-CONTRACT: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(s64) = G_FMA [[MV]], [[MV1]], [[MV2]]
    ; GFX10-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](s64)
    ; GFX10-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-CONTRACT: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-DENORM-LABEL: name: test_double_add_mul_rhs
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-DENORM: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-DENORM: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-DENORM: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-DENORM: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(s64) = reassoc G_FMUL [[MV]], [[MV1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(s64) = reassoc G_FADD [[MV2]], [[FMUL]]
    ; GFX10-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](s64)
    ; GFX10-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-DENORM: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-UNSAFE-LABEL: name: test_double_add_mul_rhs
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-UNSAFE: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-UNSAFE: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-UNSAFE: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-UNSAFE: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(s64) = G_FMA [[MV]], [[MV1]], [[MV2]]
    ; GFX10-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](s64)
    ; GFX10-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-UNSAFE: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    %4:_(s32) = COPY $vgpr0
    %5:_(s32) = COPY $vgpr1
    %0:_(s64) = G_MERGE_VALUES %4(s32), %5(s32)
    %6:_(s32) = COPY $vgpr2
    %7:_(s32) = COPY $vgpr3
    %1:_(s64) = G_MERGE_VALUES %6(s32), %7(s32)
    %8:_(s32) = COPY $vgpr4
    %9:_(s32) = COPY $vgpr5
    %2:_(s64) = G_MERGE_VALUES %8(s32), %9(s32)
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %10:_(s64) = reassoc G_FMUL %0, %1
    %11:_(s64) = reassoc G_FADD %2, %10
    %13:_(s32), %14:_(s32) = G_UNMERGE_VALUES %11(s64)
    $vgpr0 = COPY %13(s32)
    $vgpr1 = COPY %14(s32)
    %12:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %12, implicit $vgpr0, implicit $vgpr1
...

---
name:            test_4xfloat_add_mul
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $vgpr6, $vgpr7, $vgpr8, $vgpr9, $vgpr10, $vgpr11, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_4xfloat_add_mul
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9: [[COPY12:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(<4 x s32>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(<4 x s32>) = reassoc G_FADD [[FMUL]], [[BUILD_VECTOR2]]
    ; GFX9: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<4 x s32>)
    ; GFX9: $vgpr0 = COPY [[UV]](s32)
    ; GFX9: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9: [[COPY13:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY12]]
    ; GFX9: S_SETPC_B64_return [[COPY13]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3
    ; GFX9-CONTRACT-LABEL: name: test_4xfloat_add_mul
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-CONTRACT: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-CONTRACT: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-CONTRACT: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-CONTRACT: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9-CONTRACT: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-CONTRACT: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9-CONTRACT: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9-CONTRACT: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9-CONTRACT: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9-CONTRACT: [[COPY12:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(<4 x s32>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX9-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<4 x s32>)
    ; GFX9-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-CONTRACT: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-CONTRACT: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9-CONTRACT: [[COPY13:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY12]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY13]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3
    ; GFX9-DENORM-LABEL: name: test_4xfloat_add_mul
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-DENORM: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-DENORM: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-DENORM: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-DENORM: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9-DENORM: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-DENORM: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9-DENORM: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9-DENORM: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9-DENORM: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9-DENORM: [[COPY12:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(<4 x s32>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(<4 x s32>) = reassoc G_FADD [[FMUL]], [[BUILD_VECTOR2]]
    ; GFX9-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<4 x s32>)
    ; GFX9-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-DENORM: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-DENORM: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9-DENORM: [[COPY13:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY12]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY13]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3
    ; GFX9-UNSAFE-LABEL: name: test_4xfloat_add_mul
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-UNSAFE: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-UNSAFE: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-UNSAFE: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-UNSAFE: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9-UNSAFE: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-UNSAFE: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9-UNSAFE: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9-UNSAFE: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9-UNSAFE: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9-UNSAFE: [[COPY12:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(<4 x s32>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX9-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<4 x s32>)
    ; GFX9-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-UNSAFE: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-UNSAFE: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9-UNSAFE: [[COPY13:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY12]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY13]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3
    ; GFX10-LABEL: name: test_4xfloat_add_mul
    ; GFX10: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10: [[COPY12:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(<4 x s32>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(<4 x s32>) = reassoc G_FADD [[FMUL]], [[BUILD_VECTOR2]]
    ; GFX10: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<4 x s32>)
    ; GFX10: $vgpr0 = COPY [[UV]](s32)
    ; GFX10: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10: [[COPY13:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY12]]
    ; GFX10: S_SETPC_B64_return [[COPY13]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3
    ; GFX10-CONTRACT-LABEL: name: test_4xfloat_add_mul
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-CONTRACT: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-CONTRACT: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-CONTRACT: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-CONTRACT: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10-CONTRACT: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-CONTRACT: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10-CONTRACT: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10-CONTRACT: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10-CONTRACT: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10-CONTRACT: [[COPY12:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(<4 x s32>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX10-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<4 x s32>)
    ; GFX10-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-CONTRACT: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-CONTRACT: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10-CONTRACT: [[COPY13:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY12]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY13]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3
    ; GFX10-DENORM-LABEL: name: test_4xfloat_add_mul
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-DENORM: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-DENORM: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-DENORM: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-DENORM: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10-DENORM: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-DENORM: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10-DENORM: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10-DENORM: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10-DENORM: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10-DENORM: [[COPY12:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(<4 x s32>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(<4 x s32>) = reassoc G_FADD [[FMUL]], [[BUILD_VECTOR2]]
    ; GFX10-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<4 x s32>)
    ; GFX10-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-DENORM: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-DENORM: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10-DENORM: [[COPY13:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY12]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY13]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3
    ; GFX10-UNSAFE-LABEL: name: test_4xfloat_add_mul
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-UNSAFE: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-UNSAFE: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-UNSAFE: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-UNSAFE: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY4]](s32), [[COPY5]](s32), [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10-UNSAFE: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-UNSAFE: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10-UNSAFE: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10-UNSAFE: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10-UNSAFE: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[COPY8]](s32), [[COPY9]](s32), [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10-UNSAFE: [[COPY12:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(<4 x s32>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX10-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<4 x s32>)
    ; GFX10-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-UNSAFE: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-UNSAFE: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10-UNSAFE: [[COPY13:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY12]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY13]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3
    %4:_(s32) = COPY $vgpr0
    %5:_(s32) = COPY $vgpr1
    %6:_(s32) = COPY $vgpr2
    %7:_(s32) = COPY $vgpr3
    %0:_(<4 x s32>) = G_BUILD_VECTOR %4(s32), %5(s32), %6(s32), %7(s32)
    %8:_(s32) = COPY $vgpr4
    %9:_(s32) = COPY $vgpr5
    %10:_(s32) = COPY $vgpr6
    %11:_(s32) = COPY $vgpr7
    %1:_(<4 x s32>) = G_BUILD_VECTOR %8(s32), %9(s32), %10(s32), %11(s32)
    %12:_(s32) = COPY $vgpr8
    %13:_(s32) = COPY $vgpr9
    %14:_(s32) = COPY $vgpr10
    %15:_(s32) = COPY $vgpr11
    %2:_(<4 x s32>) = G_BUILD_VECTOR %12(s32), %13(s32), %14(s32), %15(s32)
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %16:_(<4 x s32>) = reassoc G_FMUL %0, %1
    %17:_(<4 x s32>) = reassoc G_FADD %16, %2
    %19:_(s32), %20:_(s32), %21:_(s32), %22:_(s32) = G_UNMERGE_VALUES %17(<4 x s32>)
    $vgpr0 = COPY %19(s32)
    $vgpr1 = COPY %20(s32)
    $vgpr2 = COPY %21(s32)
    $vgpr3 = COPY %22(s32)
    %18:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %18, implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3
...

---
name:            test_3xfloat_add_mul_rhs
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $vgpr6, $vgpr7, $vgpr8, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_3xfloat_add_mul_rhs
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32)
    ; GFX9: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY6]](s32), [[COPY7]](s32), [[COPY8]](s32)
    ; GFX9: [[COPY9:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(<3 x s32>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(<3 x s32>) = reassoc G_FADD [[BUILD_VECTOR2]], [[FMUL]]
    ; GFX9: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<3 x s32>)
    ; GFX9: $vgpr0 = COPY [[UV]](s32)
    ; GFX9: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9: [[COPY10:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY9]]
    ; GFX9: S_SETPC_B64_return [[COPY10]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2
    ; GFX9-CONTRACT-LABEL: name: test_3xfloat_add_mul_rhs
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-CONTRACT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32)
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-CONTRACT: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-CONTRACT: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-CONTRACT: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-CONTRACT: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-CONTRACT: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY6]](s32), [[COPY7]](s32), [[COPY8]](s32)
    ; GFX9-CONTRACT: [[COPY9:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(<3 x s32>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX9-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<3 x s32>)
    ; GFX9-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-CONTRACT: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-CONTRACT: [[COPY10:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY9]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY10]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2
    ; GFX9-DENORM-LABEL: name: test_3xfloat_add_mul_rhs
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-DENORM: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32)
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-DENORM: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-DENORM: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-DENORM: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-DENORM: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-DENORM: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY6]](s32), [[COPY7]](s32), [[COPY8]](s32)
    ; GFX9-DENORM: [[COPY9:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(<3 x s32>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(<3 x s32>) = reassoc G_FADD [[BUILD_VECTOR2]], [[FMUL]]
    ; GFX9-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<3 x s32>)
    ; GFX9-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-DENORM: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-DENORM: [[COPY10:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY9]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY10]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2
    ; GFX9-UNSAFE-LABEL: name: test_3xfloat_add_mul_rhs
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-UNSAFE: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32)
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-UNSAFE: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-UNSAFE: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-UNSAFE: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-UNSAFE: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-UNSAFE: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY6]](s32), [[COPY7]](s32), [[COPY8]](s32)
    ; GFX9-UNSAFE: [[COPY9:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(<3 x s32>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX9-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<3 x s32>)
    ; GFX9-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-UNSAFE: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-UNSAFE: [[COPY10:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY9]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY10]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2
    ; GFX10-LABEL: name: test_3xfloat_add_mul_rhs
    ; GFX10: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32)
    ; GFX10: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY6]](s32), [[COPY7]](s32), [[COPY8]](s32)
    ; GFX10: [[COPY9:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(<3 x s32>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(<3 x s32>) = reassoc G_FADD [[BUILD_VECTOR2]], [[FMUL]]
    ; GFX10: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<3 x s32>)
    ; GFX10: $vgpr0 = COPY [[UV]](s32)
    ; GFX10: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10: [[COPY10:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY9]]
    ; GFX10: S_SETPC_B64_return [[COPY10]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2
    ; GFX10-CONTRACT-LABEL: name: test_3xfloat_add_mul_rhs
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-CONTRACT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32)
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-CONTRACT: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-CONTRACT: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-CONTRACT: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-CONTRACT: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-CONTRACT: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY6]](s32), [[COPY7]](s32), [[COPY8]](s32)
    ; GFX10-CONTRACT: [[COPY9:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(<3 x s32>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX10-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<3 x s32>)
    ; GFX10-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-CONTRACT: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-CONTRACT: [[COPY10:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY9]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY10]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2
    ; GFX10-DENORM-LABEL: name: test_3xfloat_add_mul_rhs
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-DENORM: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32)
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-DENORM: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-DENORM: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-DENORM: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-DENORM: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-DENORM: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY6]](s32), [[COPY7]](s32), [[COPY8]](s32)
    ; GFX10-DENORM: [[COPY9:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(<3 x s32>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(<3 x s32>) = reassoc G_FADD [[BUILD_VECTOR2]], [[FMUL]]
    ; GFX10-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<3 x s32>)
    ; GFX10-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-DENORM: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-DENORM: [[COPY10:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY9]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY10]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2
    ; GFX10-UNSAFE-LABEL: name: test_3xfloat_add_mul_rhs
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-UNSAFE: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY]](s32), [[COPY1]](s32), [[COPY2]](s32)
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-UNSAFE: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY3]](s32), [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-UNSAFE: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-UNSAFE: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-UNSAFE: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-UNSAFE: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s32>) = G_BUILD_VECTOR [[COPY6]](s32), [[COPY7]](s32), [[COPY8]](s32)
    ; GFX10-UNSAFE: [[COPY9:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(<3 x s32>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX10-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<3 x s32>)
    ; GFX10-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-UNSAFE: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-UNSAFE: [[COPY10:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY9]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY10]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2
    %4:_(s32) = COPY $vgpr0
    %5:_(s32) = COPY $vgpr1
    %6:_(s32) = COPY $vgpr2
    %0:_(<3 x s32>) = G_BUILD_VECTOR %4(s32), %5(s32), %6(s32)
    %7:_(s32) = COPY $vgpr3
    %8:_(s32) = COPY $vgpr4
    %9:_(s32) = COPY $vgpr5
    %1:_(<3 x s32>) = G_BUILD_VECTOR %7(s32), %8(s32), %9(s32)
    %10:_(s32) = COPY $vgpr6
    %11:_(s32) = COPY $vgpr7
    %12:_(s32) = COPY $vgpr8
    %2:_(<3 x s32>) = G_BUILD_VECTOR %10(s32), %11(s32), %12(s32)
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %13:_(<3 x s32>) = reassoc G_FMUL %0, %1
    %14:_(<3 x s32>) = reassoc G_FADD %2, %13
    %16:_(s32), %17:_(s32), %18:_(s32) = G_UNMERGE_VALUES %14(<3 x s32>)
    $vgpr0 = COPY %16(s32)
    $vgpr1 = COPY %17(s32)
    $vgpr2 = COPY %18(s32)
    %15:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %15, implicit $vgpr0, implicit $vgpr1, implicit $vgpr2
...

---
name:            test_4xhalf_add_mul
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_4xhalf_add_mul
    ; GFX9: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX9: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>)
    ; GFX9: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX9: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX9: [[CONCAT_VECTORS1:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>)
    ; GFX9: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX9: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX9: [[CONCAT_VECTORS2:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>)
    ; GFX9: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(<4 x s16>) = reassoc G_FMUL [[CONCAT_VECTORS]], [[CONCAT_VECTORS1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(<4 x s16>) = reassoc G_FADD [[FMUL]], [[CONCAT_VECTORS2]]
    ; GFX9: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[FADD]](<4 x s16>)
    ; GFX9: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX9: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX9: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-CONTRACT-LABEL: name: test_4xhalf_add_mul
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX9-CONTRACT: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>)
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX9-CONTRACT: [[CONCAT_VECTORS1:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>)
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX9-CONTRACT: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX9-CONTRACT: [[CONCAT_VECTORS2:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>)
    ; GFX9-CONTRACT: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(<4 x s16>) = G_FMA [[CONCAT_VECTORS]], [[CONCAT_VECTORS1]], [[CONCAT_VECTORS2]]
    ; GFX9-CONTRACT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[FMA]](<4 x s16>)
    ; GFX9-CONTRACT: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX9-CONTRACT: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX9-CONTRACT: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-DENORM-LABEL: name: test_4xhalf_add_mul
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX9-DENORM: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>)
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX9-DENORM: [[CONCAT_VECTORS1:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>)
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX9-DENORM: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX9-DENORM: [[CONCAT_VECTORS2:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>)
    ; GFX9-DENORM: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(<4 x s16>) = reassoc G_FMUL [[CONCAT_VECTORS]], [[CONCAT_VECTORS1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(<4 x s16>) = reassoc G_FADD [[FMUL]], [[CONCAT_VECTORS2]]
    ; GFX9-DENORM: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[FADD]](<4 x s16>)
    ; GFX9-DENORM: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX9-DENORM: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX9-DENORM: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-UNSAFE-LABEL: name: test_4xhalf_add_mul
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX9-UNSAFE: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>)
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX9-UNSAFE: [[CONCAT_VECTORS1:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>)
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX9-UNSAFE: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX9-UNSAFE: [[CONCAT_VECTORS2:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>)
    ; GFX9-UNSAFE: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(<4 x s16>) = G_FMA [[CONCAT_VECTORS]], [[CONCAT_VECTORS1]], [[CONCAT_VECTORS2]]
    ; GFX9-UNSAFE: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[FMA]](<4 x s16>)
    ; GFX9-UNSAFE: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX9-UNSAFE: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX9-UNSAFE: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-LABEL: name: test_4xhalf_add_mul
    ; GFX10: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX10: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>)
    ; GFX10: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX10: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX10: [[CONCAT_VECTORS1:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>)
    ; GFX10: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX10: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX10: [[CONCAT_VECTORS2:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>)
    ; GFX10: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(<4 x s16>) = reassoc G_FMUL [[CONCAT_VECTORS]], [[CONCAT_VECTORS1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(<4 x s16>) = reassoc G_FADD [[FMUL]], [[CONCAT_VECTORS2]]
    ; GFX10: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[FADD]](<4 x s16>)
    ; GFX10: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX10: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX10: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-CONTRACT-LABEL: name: test_4xhalf_add_mul
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX10-CONTRACT: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>)
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX10-CONTRACT: [[CONCAT_VECTORS1:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>)
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX10-CONTRACT: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX10-CONTRACT: [[CONCAT_VECTORS2:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>)
    ; GFX10-CONTRACT: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(<4 x s16>) = G_FMA [[CONCAT_VECTORS]], [[CONCAT_VECTORS1]], [[CONCAT_VECTORS2]]
    ; GFX10-CONTRACT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[FMA]](<4 x s16>)
    ; GFX10-CONTRACT: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX10-CONTRACT: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX10-CONTRACT: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-DENORM-LABEL: name: test_4xhalf_add_mul
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX10-DENORM: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>)
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX10-DENORM: [[CONCAT_VECTORS1:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>)
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX10-DENORM: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX10-DENORM: [[CONCAT_VECTORS2:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>)
    ; GFX10-DENORM: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(<4 x s16>) = reassoc G_FMUL [[CONCAT_VECTORS]], [[CONCAT_VECTORS1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(<4 x s16>) = reassoc G_FADD [[FMUL]], [[CONCAT_VECTORS2]]
    ; GFX10-DENORM: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[FADD]](<4 x s16>)
    ; GFX10-DENORM: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX10-DENORM: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX10-DENORM: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-UNSAFE-LABEL: name: test_4xhalf_add_mul
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX10-UNSAFE: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>)
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX10-UNSAFE: [[CONCAT_VECTORS1:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>)
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX10-UNSAFE: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX10-UNSAFE: [[CONCAT_VECTORS2:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>)
    ; GFX10-UNSAFE: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(<4 x s16>) = G_FMA [[CONCAT_VECTORS]], [[CONCAT_VECTORS1]], [[CONCAT_VECTORS2]]
    ; GFX10-UNSAFE: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[FMA]](<4 x s16>)
    ; GFX10-UNSAFE: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX10-UNSAFE: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX10-UNSAFE: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    %4:_(<2 x s16>) = COPY $vgpr0
    %5:_(<2 x s16>) = COPY $vgpr1
    %0:_(<4 x s16>) = G_CONCAT_VECTORS %4(<2 x s16>), %5(<2 x s16>)
    %6:_(<2 x s16>) = COPY $vgpr2
    %7:_(<2 x s16>) = COPY $vgpr3
    %1:_(<4 x s16>) = G_CONCAT_VECTORS %6(<2 x s16>), %7(<2 x s16>)
    %8:_(<2 x s16>) = COPY $vgpr4
    %9:_(<2 x s16>) = COPY $vgpr5
    %2:_(<4 x s16>) = G_CONCAT_VECTORS %8(<2 x s16>), %9(<2 x s16>)
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %10:_(<4 x s16>) = reassoc G_FMUL %0, %1
    %11:_(<4 x s16>) = reassoc G_FADD %10, %2
    %13:_(<2 x s16>), %14:_(<2 x s16>) = G_UNMERGE_VALUES %11(<4 x s16>)
    $vgpr0 = COPY %13(<2 x s16>)
    $vgpr1 = COPY %14(<2 x s16>)
    %12:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %12, implicit $vgpr0, implicit $vgpr1
...

---
name:            test_3xhalf_add_mul_rhs
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_3xhalf_add_mul_rhs
    ; GFX9: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX9: [[DEF:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
    ; GFX9: [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9: [[BITCAST:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS]](<6 x s16>)
    ; GFX9: [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST]](s96)
    ; GFX9: [[BITCAST1:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC]](s48)
    ; GFX9: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX9: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX9: [[CONCAT_VECTORS1:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9: [[BITCAST2:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS1]](<6 x s16>)
    ; GFX9: [[TRUNC1:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST2]](s96)
    ; GFX9: [[BITCAST3:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC1]](s48)
    ; GFX9: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX9: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX9: [[CONCAT_VECTORS2:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9: [[BITCAST4:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS2]](<6 x s16>)
    ; GFX9: [[TRUNC2:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST4]](s96)
    ; GFX9: [[BITCAST5:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC2]](s48)
    ; GFX9: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(<3 x s16>) = reassoc G_FMUL [[BITCAST1]], [[BITCAST3]]
    ; GFX9: [[FADD:%[0-9]+]]:_(<3 x s16>) = reassoc G_FADD [[BITCAST5]], [[FMUL]]
    ; GFX9: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; GFX9: [[CONCAT_VECTORS3:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[FADD]](<3 x s16>), [[DEF1]](<3 x s16>)
    ; GFX9: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>), [[UV2:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS3]](<6 x s16>)
    ; GFX9: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX9: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX9: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-CONTRACT-LABEL: name: test_3xhalf_add_mul_rhs
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX9-CONTRACT: [[DEF:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
    ; GFX9-CONTRACT: [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9-CONTRACT: [[BITCAST:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS]](<6 x s16>)
    ; GFX9-CONTRACT: [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST]](s96)
    ; GFX9-CONTRACT: [[BITCAST1:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC]](s48)
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX9-CONTRACT: [[CONCAT_VECTORS1:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9-CONTRACT: [[BITCAST2:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS1]](<6 x s16>)
    ; GFX9-CONTRACT: [[TRUNC1:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST2]](s96)
    ; GFX9-CONTRACT: [[BITCAST3:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC1]](s48)
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX9-CONTRACT: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX9-CONTRACT: [[CONCAT_VECTORS2:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9-CONTRACT: [[BITCAST4:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS2]](<6 x s16>)
    ; GFX9-CONTRACT: [[TRUNC2:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST4]](s96)
    ; GFX9-CONTRACT: [[BITCAST5:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC2]](s48)
    ; GFX9-CONTRACT: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(<3 x s16>) = G_FMA [[BITCAST1]], [[BITCAST3]], [[BITCAST5]]
    ; GFX9-CONTRACT: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; GFX9-CONTRACT: [[CONCAT_VECTORS3:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[FMA]](<3 x s16>), [[DEF1]](<3 x s16>)
    ; GFX9-CONTRACT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>), [[UV2:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS3]](<6 x s16>)
    ; GFX9-CONTRACT: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX9-CONTRACT: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX9-CONTRACT: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-DENORM-LABEL: name: test_3xhalf_add_mul_rhs
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX9-DENORM: [[DEF:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
    ; GFX9-DENORM: [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9-DENORM: [[BITCAST:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS]](<6 x s16>)
    ; GFX9-DENORM: [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST]](s96)
    ; GFX9-DENORM: [[BITCAST1:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC]](s48)
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX9-DENORM: [[CONCAT_VECTORS1:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9-DENORM: [[BITCAST2:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS1]](<6 x s16>)
    ; GFX9-DENORM: [[TRUNC1:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST2]](s96)
    ; GFX9-DENORM: [[BITCAST3:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC1]](s48)
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX9-DENORM: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX9-DENORM: [[CONCAT_VECTORS2:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9-DENORM: [[BITCAST4:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS2]](<6 x s16>)
    ; GFX9-DENORM: [[TRUNC2:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST4]](s96)
    ; GFX9-DENORM: [[BITCAST5:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC2]](s48)
    ; GFX9-DENORM: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(<3 x s16>) = reassoc G_FMUL [[BITCAST1]], [[BITCAST3]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(<3 x s16>) = reassoc G_FADD [[BITCAST5]], [[FMUL]]
    ; GFX9-DENORM: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; GFX9-DENORM: [[CONCAT_VECTORS3:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[FADD]](<3 x s16>), [[DEF1]](<3 x s16>)
    ; GFX9-DENORM: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>), [[UV2:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS3]](<6 x s16>)
    ; GFX9-DENORM: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX9-DENORM: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX9-DENORM: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX9-UNSAFE-LABEL: name: test_3xhalf_add_mul_rhs
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX9-UNSAFE: [[DEF:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
    ; GFX9-UNSAFE: [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9-UNSAFE: [[BITCAST:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS]](<6 x s16>)
    ; GFX9-UNSAFE: [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST]](s96)
    ; GFX9-UNSAFE: [[BITCAST1:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC]](s48)
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX9-UNSAFE: [[CONCAT_VECTORS1:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9-UNSAFE: [[BITCAST2:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS1]](<6 x s16>)
    ; GFX9-UNSAFE: [[TRUNC1:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST2]](s96)
    ; GFX9-UNSAFE: [[BITCAST3:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC1]](s48)
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX9-UNSAFE: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX9-UNSAFE: [[CONCAT_VECTORS2:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX9-UNSAFE: [[BITCAST4:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS2]](<6 x s16>)
    ; GFX9-UNSAFE: [[TRUNC2:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST4]](s96)
    ; GFX9-UNSAFE: [[BITCAST5:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC2]](s48)
    ; GFX9-UNSAFE: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(<3 x s16>) = G_FMA [[BITCAST1]], [[BITCAST3]], [[BITCAST5]]
    ; GFX9-UNSAFE: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; GFX9-UNSAFE: [[CONCAT_VECTORS3:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[FMA]](<3 x s16>), [[DEF1]](<3 x s16>)
    ; GFX9-UNSAFE: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>), [[UV2:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS3]](<6 x s16>)
    ; GFX9-UNSAFE: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX9-UNSAFE: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX9-UNSAFE: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-LABEL: name: test_3xhalf_add_mul_rhs
    ; GFX10: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX10: [[DEF:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
    ; GFX10: [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10: [[BITCAST:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS]](<6 x s16>)
    ; GFX10: [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST]](s96)
    ; GFX10: [[BITCAST1:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC]](s48)
    ; GFX10: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX10: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX10: [[CONCAT_VECTORS1:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10: [[BITCAST2:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS1]](<6 x s16>)
    ; GFX10: [[TRUNC1:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST2]](s96)
    ; GFX10: [[BITCAST3:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC1]](s48)
    ; GFX10: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX10: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX10: [[CONCAT_VECTORS2:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10: [[BITCAST4:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS2]](<6 x s16>)
    ; GFX10: [[TRUNC2:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST4]](s96)
    ; GFX10: [[BITCAST5:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC2]](s48)
    ; GFX10: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(<3 x s16>) = reassoc G_FMUL [[BITCAST1]], [[BITCAST3]]
    ; GFX10: [[FADD:%[0-9]+]]:_(<3 x s16>) = reassoc G_FADD [[BITCAST5]], [[FMUL]]
    ; GFX10: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; GFX10: [[CONCAT_VECTORS3:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[FADD]](<3 x s16>), [[DEF1]](<3 x s16>)
    ; GFX10: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>), [[UV2:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS3]](<6 x s16>)
    ; GFX10: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX10: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX10: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-CONTRACT-LABEL: name: test_3xhalf_add_mul_rhs
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX10-CONTRACT: [[DEF:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
    ; GFX10-CONTRACT: [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10-CONTRACT: [[BITCAST:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS]](<6 x s16>)
    ; GFX10-CONTRACT: [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST]](s96)
    ; GFX10-CONTRACT: [[BITCAST1:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC]](s48)
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX10-CONTRACT: [[CONCAT_VECTORS1:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10-CONTRACT: [[BITCAST2:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS1]](<6 x s16>)
    ; GFX10-CONTRACT: [[TRUNC1:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST2]](s96)
    ; GFX10-CONTRACT: [[BITCAST3:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC1]](s48)
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX10-CONTRACT: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX10-CONTRACT: [[CONCAT_VECTORS2:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10-CONTRACT: [[BITCAST4:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS2]](<6 x s16>)
    ; GFX10-CONTRACT: [[TRUNC2:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST4]](s96)
    ; GFX10-CONTRACT: [[BITCAST5:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC2]](s48)
    ; GFX10-CONTRACT: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(<3 x s16>) = G_FMA [[BITCAST1]], [[BITCAST3]], [[BITCAST5]]
    ; GFX10-CONTRACT: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; GFX10-CONTRACT: [[CONCAT_VECTORS3:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[FMA]](<3 x s16>), [[DEF1]](<3 x s16>)
    ; GFX10-CONTRACT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>), [[UV2:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS3]](<6 x s16>)
    ; GFX10-CONTRACT: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX10-CONTRACT: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX10-CONTRACT: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-DENORM-LABEL: name: test_3xhalf_add_mul_rhs
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX10-DENORM: [[DEF:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
    ; GFX10-DENORM: [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10-DENORM: [[BITCAST:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS]](<6 x s16>)
    ; GFX10-DENORM: [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST]](s96)
    ; GFX10-DENORM: [[BITCAST1:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC]](s48)
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX10-DENORM: [[CONCAT_VECTORS1:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10-DENORM: [[BITCAST2:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS1]](<6 x s16>)
    ; GFX10-DENORM: [[TRUNC1:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST2]](s96)
    ; GFX10-DENORM: [[BITCAST3:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC1]](s48)
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX10-DENORM: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX10-DENORM: [[CONCAT_VECTORS2:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10-DENORM: [[BITCAST4:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS2]](<6 x s16>)
    ; GFX10-DENORM: [[TRUNC2:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST4]](s96)
    ; GFX10-DENORM: [[BITCAST5:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC2]](s48)
    ; GFX10-DENORM: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(<3 x s16>) = reassoc G_FMUL [[BITCAST1]], [[BITCAST3]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(<3 x s16>) = reassoc G_FADD [[BITCAST5]], [[FMUL]]
    ; GFX10-DENORM: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; GFX10-DENORM: [[CONCAT_VECTORS3:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[FADD]](<3 x s16>), [[DEF1]](<3 x s16>)
    ; GFX10-DENORM: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>), [[UV2:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS3]](<6 x s16>)
    ; GFX10-DENORM: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX10-DENORM: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX10-DENORM: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    ; GFX10-UNSAFE-LABEL: name: test_3xhalf_add_mul_rhs
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
    ; GFX10-UNSAFE: [[DEF:%[0-9]+]]:_(<2 x s16>) = G_IMPLICIT_DEF
    ; GFX10-UNSAFE: [[CONCAT_VECTORS:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY]](<2 x s16>), [[COPY1]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10-UNSAFE: [[BITCAST:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS]](<6 x s16>)
    ; GFX10-UNSAFE: [[TRUNC:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST]](s96)
    ; GFX10-UNSAFE: [[BITCAST1:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC]](s48)
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr2
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr3
    ; GFX10-UNSAFE: [[CONCAT_VECTORS1:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY2]](<2 x s16>), [[COPY3]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10-UNSAFE: [[BITCAST2:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS1]](<6 x s16>)
    ; GFX10-UNSAFE: [[TRUNC1:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST2]](s96)
    ; GFX10-UNSAFE: [[BITCAST3:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC1]](s48)
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr4
    ; GFX10-UNSAFE: [[COPY5:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr5
    ; GFX10-UNSAFE: [[CONCAT_VECTORS2:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[COPY4]](<2 x s16>), [[COPY5]](<2 x s16>), [[DEF]](<2 x s16>)
    ; GFX10-UNSAFE: [[BITCAST4:%[0-9]+]]:_(s96) = G_BITCAST [[CONCAT_VECTORS2]](<6 x s16>)
    ; GFX10-UNSAFE: [[TRUNC2:%[0-9]+]]:_(s48) = G_TRUNC [[BITCAST4]](s96)
    ; GFX10-UNSAFE: [[BITCAST5:%[0-9]+]]:_(<3 x s16>) = G_BITCAST [[TRUNC2]](s48)
    ; GFX10-UNSAFE: [[COPY6:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(<3 x s16>) = G_FMA [[BITCAST1]], [[BITCAST3]], [[BITCAST5]]
    ; GFX10-UNSAFE: [[DEF1:%[0-9]+]]:_(<3 x s16>) = G_IMPLICIT_DEF
    ; GFX10-UNSAFE: [[CONCAT_VECTORS3:%[0-9]+]]:_(<6 x s16>) = G_CONCAT_VECTORS [[FMA]](<3 x s16>), [[DEF1]](<3 x s16>)
    ; GFX10-UNSAFE: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>), [[UV2:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[CONCAT_VECTORS3]](<6 x s16>)
    ; GFX10-UNSAFE: $vgpr0 = COPY [[UV]](<2 x s16>)
    ; GFX10-UNSAFE: $vgpr1 = COPY [[UV1]](<2 x s16>)
    ; GFX10-UNSAFE: [[COPY7:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY6]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY7]], implicit $vgpr0, implicit $vgpr1
    %4:_(<2 x s16>) = COPY $vgpr0
    %5:_(<2 x s16>) = COPY $vgpr1
    %10:_(<2 x s16>) = G_IMPLICIT_DEF
    %11:_(<6 x s16>) = G_CONCAT_VECTORS %4(<2 x s16>), %5(<2 x s16>), %10(<2 x s16>)
    %0:_(<3 x s16>), %12:_(<3 x s16>) = G_UNMERGE_VALUES %11(<6 x s16>)
    %6:_(<2 x s16>) = COPY $vgpr2
    %7:_(<2 x s16>) = COPY $vgpr3
    %13:_(<6 x s16>) = G_CONCAT_VECTORS %6(<2 x s16>), %7(<2 x s16>), %10(<2 x s16>)
    %1:_(<3 x s16>), %14:_(<3 x s16>) = G_UNMERGE_VALUES %13(<6 x s16>)
    %8:_(<2 x s16>) = COPY $vgpr4
    %9:_(<2 x s16>) = COPY $vgpr5
    %15:_(<6 x s16>) = G_CONCAT_VECTORS %8(<2 x s16>), %9(<2 x s16>), %10(<2 x s16>)
    %2:_(<3 x s16>), %16:_(<3 x s16>) = G_UNMERGE_VALUES %15(<6 x s16>)
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %17:_(<3 x s16>) = reassoc G_FMUL %0, %1
    %18:_(<3 x s16>) = reassoc G_FADD %2, %17
    %22:_(<3 x s16>) = G_IMPLICIT_DEF
    %23:_(<6 x s16>) = G_CONCAT_VECTORS %18(<3 x s16>), %22(<3 x s16>)
    %20:_(<2 x s16>), %21:_(<2 x s16>), %24:_(<2 x s16>) = G_UNMERGE_VALUES %23(<6 x s16>)
    $vgpr0 = COPY %20(<2 x s16>)
    $vgpr1 = COPY %21(<2 x s16>)
    %19:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %19, implicit $vgpr0, implicit $vgpr1
...

---
name:            test_4xdouble_add_mul
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $vgpr6, $vgpr7, $vgpr8, $vgpr9, $vgpr10, $vgpr11, $vgpr12, $vgpr13, $vgpr14, $vgpr15, $vgpr16, $vgpr17, $vgpr18, $vgpr19, $vgpr20, $vgpr21, $vgpr22, $vgpr23, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_4xdouble_add_mul
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64), [[MV3]](s64)
    ; GFX9: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX9: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX9: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX9: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX9: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX9: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX9: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX9: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV4]](s64), [[MV5]](s64), [[MV6]](s64), [[MV7]](s64)
    ; GFX9: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX9: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX9: [[COPY18:%[0-9]+]]:_(s32) = COPY $vgpr18
    ; GFX9: [[COPY19:%[0-9]+]]:_(s32) = COPY $vgpr19
    ; GFX9: [[COPY20:%[0-9]+]]:_(s32) = COPY $vgpr20
    ; GFX9: [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr21
    ; GFX9: [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr22
    ; GFX9: [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr23
    ; GFX9: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX9: [[MV9:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY18]](s32), [[COPY19]](s32)
    ; GFX9: [[MV10:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY20]](s32), [[COPY21]](s32)
    ; GFX9: [[MV11:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY22]](s32), [[COPY23]](s32)
    ; GFX9: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV8]](s64), [[MV9]](s64), [[MV10]](s64), [[MV11]](s64)
    ; GFX9: [[COPY24:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(<4 x s64>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(<4 x s64>) = reassoc G_FADD [[FMUL]], [[BUILD_VECTOR2]]
    ; GFX9: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<4 x s64>)
    ; GFX9: $vgpr0 = COPY [[UV]](s32)
    ; GFX9: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9: $vgpr4 = COPY [[UV4]](s32)
    ; GFX9: $vgpr5 = COPY [[UV5]](s32)
    ; GFX9: $vgpr6 = COPY [[UV6]](s32)
    ; GFX9: $vgpr7 = COPY [[UV7]](s32)
    ; GFX9: [[COPY25:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY24]]
    ; GFX9: S_SETPC_B64_return [[COPY25]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5, implicit $vgpr6, implicit $vgpr7
    ; GFX9-CONTRACT-LABEL: name: test_4xdouble_add_mul
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-CONTRACT: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-CONTRACT: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-CONTRACT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-CONTRACT: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-CONTRACT: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-CONTRACT: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9-CONTRACT: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64), [[MV3]](s64)
    ; GFX9-CONTRACT: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-CONTRACT: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9-CONTRACT: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9-CONTRACT: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9-CONTRACT: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX9-CONTRACT: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX9-CONTRACT: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX9-CONTRACT: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX9-CONTRACT: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX9-CONTRACT: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9-CONTRACT: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX9-CONTRACT: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX9-CONTRACT: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV4]](s64), [[MV5]](s64), [[MV6]](s64), [[MV7]](s64)
    ; GFX9-CONTRACT: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX9-CONTRACT: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX9-CONTRACT: [[COPY18:%[0-9]+]]:_(s32) = COPY $vgpr18
    ; GFX9-CONTRACT: [[COPY19:%[0-9]+]]:_(s32) = COPY $vgpr19
    ; GFX9-CONTRACT: [[COPY20:%[0-9]+]]:_(s32) = COPY $vgpr20
    ; GFX9-CONTRACT: [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr21
    ; GFX9-CONTRACT: [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr22
    ; GFX9-CONTRACT: [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr23
    ; GFX9-CONTRACT: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX9-CONTRACT: [[MV9:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY18]](s32), [[COPY19]](s32)
    ; GFX9-CONTRACT: [[MV10:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY20]](s32), [[COPY21]](s32)
    ; GFX9-CONTRACT: [[MV11:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY22]](s32), [[COPY23]](s32)
    ; GFX9-CONTRACT: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV8]](s64), [[MV9]](s64), [[MV10]](s64), [[MV11]](s64)
    ; GFX9-CONTRACT: [[COPY24:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(<4 x s64>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX9-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<4 x s64>)
    ; GFX9-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-CONTRACT: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-CONTRACT: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9-CONTRACT: $vgpr4 = COPY [[UV4]](s32)
    ; GFX9-CONTRACT: $vgpr5 = COPY [[UV5]](s32)
    ; GFX9-CONTRACT: $vgpr6 = COPY [[UV6]](s32)
    ; GFX9-CONTRACT: $vgpr7 = COPY [[UV7]](s32)
    ; GFX9-CONTRACT: [[COPY25:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY24]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY25]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5, implicit $vgpr6, implicit $vgpr7
    ; GFX9-DENORM-LABEL: name: test_4xdouble_add_mul
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-DENORM: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-DENORM: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-DENORM: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-DENORM: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-DENORM: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-DENORM: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9-DENORM: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64), [[MV3]](s64)
    ; GFX9-DENORM: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-DENORM: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9-DENORM: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9-DENORM: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9-DENORM: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX9-DENORM: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX9-DENORM: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX9-DENORM: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX9-DENORM: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX9-DENORM: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9-DENORM: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX9-DENORM: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX9-DENORM: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV4]](s64), [[MV5]](s64), [[MV6]](s64), [[MV7]](s64)
    ; GFX9-DENORM: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX9-DENORM: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX9-DENORM: [[COPY18:%[0-9]+]]:_(s32) = COPY $vgpr18
    ; GFX9-DENORM: [[COPY19:%[0-9]+]]:_(s32) = COPY $vgpr19
    ; GFX9-DENORM: [[COPY20:%[0-9]+]]:_(s32) = COPY $vgpr20
    ; GFX9-DENORM: [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr21
    ; GFX9-DENORM: [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr22
    ; GFX9-DENORM: [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr23
    ; GFX9-DENORM: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX9-DENORM: [[MV9:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY18]](s32), [[COPY19]](s32)
    ; GFX9-DENORM: [[MV10:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY20]](s32), [[COPY21]](s32)
    ; GFX9-DENORM: [[MV11:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY22]](s32), [[COPY23]](s32)
    ; GFX9-DENORM: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV8]](s64), [[MV9]](s64), [[MV10]](s64), [[MV11]](s64)
    ; GFX9-DENORM: [[COPY24:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(<4 x s64>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(<4 x s64>) = reassoc G_FADD [[FMUL]], [[BUILD_VECTOR2]]
    ; GFX9-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<4 x s64>)
    ; GFX9-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-DENORM: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-DENORM: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9-DENORM: $vgpr4 = COPY [[UV4]](s32)
    ; GFX9-DENORM: $vgpr5 = COPY [[UV5]](s32)
    ; GFX9-DENORM: $vgpr6 = COPY [[UV6]](s32)
    ; GFX9-DENORM: $vgpr7 = COPY [[UV7]](s32)
    ; GFX9-DENORM: [[COPY25:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY24]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY25]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5, implicit $vgpr6, implicit $vgpr7
    ; GFX9-UNSAFE-LABEL: name: test_4xdouble_add_mul
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-UNSAFE: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-UNSAFE: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-UNSAFE: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-UNSAFE: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-UNSAFE: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-UNSAFE: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9-UNSAFE: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64), [[MV3]](s64)
    ; GFX9-UNSAFE: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-UNSAFE: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9-UNSAFE: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9-UNSAFE: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9-UNSAFE: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX9-UNSAFE: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX9-UNSAFE: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX9-UNSAFE: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX9-UNSAFE: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX9-UNSAFE: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9-UNSAFE: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX9-UNSAFE: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX9-UNSAFE: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV4]](s64), [[MV5]](s64), [[MV6]](s64), [[MV7]](s64)
    ; GFX9-UNSAFE: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX9-UNSAFE: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX9-UNSAFE: [[COPY18:%[0-9]+]]:_(s32) = COPY $vgpr18
    ; GFX9-UNSAFE: [[COPY19:%[0-9]+]]:_(s32) = COPY $vgpr19
    ; GFX9-UNSAFE: [[COPY20:%[0-9]+]]:_(s32) = COPY $vgpr20
    ; GFX9-UNSAFE: [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr21
    ; GFX9-UNSAFE: [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr22
    ; GFX9-UNSAFE: [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr23
    ; GFX9-UNSAFE: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX9-UNSAFE: [[MV9:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY18]](s32), [[COPY19]](s32)
    ; GFX9-UNSAFE: [[MV10:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY20]](s32), [[COPY21]](s32)
    ; GFX9-UNSAFE: [[MV11:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY22]](s32), [[COPY23]](s32)
    ; GFX9-UNSAFE: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV8]](s64), [[MV9]](s64), [[MV10]](s64), [[MV11]](s64)
    ; GFX9-UNSAFE: [[COPY24:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(<4 x s64>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX9-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<4 x s64>)
    ; GFX9-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-UNSAFE: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-UNSAFE: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9-UNSAFE: $vgpr4 = COPY [[UV4]](s32)
    ; GFX9-UNSAFE: $vgpr5 = COPY [[UV5]](s32)
    ; GFX9-UNSAFE: $vgpr6 = COPY [[UV6]](s32)
    ; GFX9-UNSAFE: $vgpr7 = COPY [[UV7]](s32)
    ; GFX9-UNSAFE: [[COPY25:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY24]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY25]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5, implicit $vgpr6, implicit $vgpr7
    ; GFX10-LABEL: name: test_4xdouble_add_mul
    ; GFX10: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64), [[MV3]](s64)
    ; GFX10: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX10: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX10: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX10: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX10: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX10: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX10: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX10: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV4]](s64), [[MV5]](s64), [[MV6]](s64), [[MV7]](s64)
    ; GFX10: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX10: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX10: [[COPY18:%[0-9]+]]:_(s32) = COPY $vgpr18
    ; GFX10: [[COPY19:%[0-9]+]]:_(s32) = COPY $vgpr19
    ; GFX10: [[COPY20:%[0-9]+]]:_(s32) = COPY $vgpr20
    ; GFX10: [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr21
    ; GFX10: [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr22
    ; GFX10: [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr23
    ; GFX10: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX10: [[MV9:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY18]](s32), [[COPY19]](s32)
    ; GFX10: [[MV10:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY20]](s32), [[COPY21]](s32)
    ; GFX10: [[MV11:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY22]](s32), [[COPY23]](s32)
    ; GFX10: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV8]](s64), [[MV9]](s64), [[MV10]](s64), [[MV11]](s64)
    ; GFX10: [[COPY24:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(<4 x s64>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(<4 x s64>) = reassoc G_FADD [[FMUL]], [[BUILD_VECTOR2]]
    ; GFX10: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<4 x s64>)
    ; GFX10: $vgpr0 = COPY [[UV]](s32)
    ; GFX10: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10: $vgpr4 = COPY [[UV4]](s32)
    ; GFX10: $vgpr5 = COPY [[UV5]](s32)
    ; GFX10: $vgpr6 = COPY [[UV6]](s32)
    ; GFX10: $vgpr7 = COPY [[UV7]](s32)
    ; GFX10: [[COPY25:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY24]]
    ; GFX10: S_SETPC_B64_return [[COPY25]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5, implicit $vgpr6, implicit $vgpr7
    ; GFX10-CONTRACT-LABEL: name: test_4xdouble_add_mul
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-CONTRACT: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-CONTRACT: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-CONTRACT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-CONTRACT: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-CONTRACT: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-CONTRACT: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10-CONTRACT: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64), [[MV3]](s64)
    ; GFX10-CONTRACT: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-CONTRACT: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10-CONTRACT: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10-CONTRACT: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10-CONTRACT: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX10-CONTRACT: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX10-CONTRACT: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX10-CONTRACT: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX10-CONTRACT: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX10-CONTRACT: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10-CONTRACT: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX10-CONTRACT: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX10-CONTRACT: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV4]](s64), [[MV5]](s64), [[MV6]](s64), [[MV7]](s64)
    ; GFX10-CONTRACT: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX10-CONTRACT: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX10-CONTRACT: [[COPY18:%[0-9]+]]:_(s32) = COPY $vgpr18
    ; GFX10-CONTRACT: [[COPY19:%[0-9]+]]:_(s32) = COPY $vgpr19
    ; GFX10-CONTRACT: [[COPY20:%[0-9]+]]:_(s32) = COPY $vgpr20
    ; GFX10-CONTRACT: [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr21
    ; GFX10-CONTRACT: [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr22
    ; GFX10-CONTRACT: [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr23
    ; GFX10-CONTRACT: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX10-CONTRACT: [[MV9:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY18]](s32), [[COPY19]](s32)
    ; GFX10-CONTRACT: [[MV10:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY20]](s32), [[COPY21]](s32)
    ; GFX10-CONTRACT: [[MV11:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY22]](s32), [[COPY23]](s32)
    ; GFX10-CONTRACT: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV8]](s64), [[MV9]](s64), [[MV10]](s64), [[MV11]](s64)
    ; GFX10-CONTRACT: [[COPY24:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(<4 x s64>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX10-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<4 x s64>)
    ; GFX10-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-CONTRACT: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-CONTRACT: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10-CONTRACT: $vgpr4 = COPY [[UV4]](s32)
    ; GFX10-CONTRACT: $vgpr5 = COPY [[UV5]](s32)
    ; GFX10-CONTRACT: $vgpr6 = COPY [[UV6]](s32)
    ; GFX10-CONTRACT: $vgpr7 = COPY [[UV7]](s32)
    ; GFX10-CONTRACT: [[COPY25:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY24]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY25]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5, implicit $vgpr6, implicit $vgpr7
    ; GFX10-DENORM-LABEL: name: test_4xdouble_add_mul
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-DENORM: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-DENORM: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-DENORM: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-DENORM: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-DENORM: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-DENORM: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10-DENORM: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64), [[MV3]](s64)
    ; GFX10-DENORM: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-DENORM: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10-DENORM: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10-DENORM: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10-DENORM: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX10-DENORM: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX10-DENORM: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX10-DENORM: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX10-DENORM: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX10-DENORM: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10-DENORM: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX10-DENORM: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX10-DENORM: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV4]](s64), [[MV5]](s64), [[MV6]](s64), [[MV7]](s64)
    ; GFX10-DENORM: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX10-DENORM: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX10-DENORM: [[COPY18:%[0-9]+]]:_(s32) = COPY $vgpr18
    ; GFX10-DENORM: [[COPY19:%[0-9]+]]:_(s32) = COPY $vgpr19
    ; GFX10-DENORM: [[COPY20:%[0-9]+]]:_(s32) = COPY $vgpr20
    ; GFX10-DENORM: [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr21
    ; GFX10-DENORM: [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr22
    ; GFX10-DENORM: [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr23
    ; GFX10-DENORM: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX10-DENORM: [[MV9:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY18]](s32), [[COPY19]](s32)
    ; GFX10-DENORM: [[MV10:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY20]](s32), [[COPY21]](s32)
    ; GFX10-DENORM: [[MV11:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY22]](s32), [[COPY23]](s32)
    ; GFX10-DENORM: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV8]](s64), [[MV9]](s64), [[MV10]](s64), [[MV11]](s64)
    ; GFX10-DENORM: [[COPY24:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(<4 x s64>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(<4 x s64>) = reassoc G_FADD [[FMUL]], [[BUILD_VECTOR2]]
    ; GFX10-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<4 x s64>)
    ; GFX10-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-DENORM: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-DENORM: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10-DENORM: $vgpr4 = COPY [[UV4]](s32)
    ; GFX10-DENORM: $vgpr5 = COPY [[UV5]](s32)
    ; GFX10-DENORM: $vgpr6 = COPY [[UV6]](s32)
    ; GFX10-DENORM: $vgpr7 = COPY [[UV7]](s32)
    ; GFX10-DENORM: [[COPY25:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY24]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY25]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5, implicit $vgpr6, implicit $vgpr7
    ; GFX10-UNSAFE-LABEL: name: test_4xdouble_add_mul
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-UNSAFE: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-UNSAFE: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-UNSAFE: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-UNSAFE: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-UNSAFE: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-UNSAFE: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10-UNSAFE: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64), [[MV3]](s64)
    ; GFX10-UNSAFE: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-UNSAFE: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10-UNSAFE: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10-UNSAFE: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10-UNSAFE: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX10-UNSAFE: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX10-UNSAFE: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX10-UNSAFE: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX10-UNSAFE: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX10-UNSAFE: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10-UNSAFE: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX10-UNSAFE: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX10-UNSAFE: [[BUILD_VECTOR1:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV4]](s64), [[MV5]](s64), [[MV6]](s64), [[MV7]](s64)
    ; GFX10-UNSAFE: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX10-UNSAFE: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX10-UNSAFE: [[COPY18:%[0-9]+]]:_(s32) = COPY $vgpr18
    ; GFX10-UNSAFE: [[COPY19:%[0-9]+]]:_(s32) = COPY $vgpr19
    ; GFX10-UNSAFE: [[COPY20:%[0-9]+]]:_(s32) = COPY $vgpr20
    ; GFX10-UNSAFE: [[COPY21:%[0-9]+]]:_(s32) = COPY $vgpr21
    ; GFX10-UNSAFE: [[COPY22:%[0-9]+]]:_(s32) = COPY $vgpr22
    ; GFX10-UNSAFE: [[COPY23:%[0-9]+]]:_(s32) = COPY $vgpr23
    ; GFX10-UNSAFE: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX10-UNSAFE: [[MV9:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY18]](s32), [[COPY19]](s32)
    ; GFX10-UNSAFE: [[MV10:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY20]](s32), [[COPY21]](s32)
    ; GFX10-UNSAFE: [[MV11:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY22]](s32), [[COPY23]](s32)
    ; GFX10-UNSAFE: [[BUILD_VECTOR2:%[0-9]+]]:_(<4 x s64>) = G_BUILD_VECTOR [[MV8]](s64), [[MV9]](s64), [[MV10]](s64), [[MV11]](s64)
    ; GFX10-UNSAFE: [[COPY24:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(<4 x s64>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX10-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32), [[UV6:%[0-9]+]]:_(s32), [[UV7:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<4 x s64>)
    ; GFX10-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-UNSAFE: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-UNSAFE: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10-UNSAFE: $vgpr4 = COPY [[UV4]](s32)
    ; GFX10-UNSAFE: $vgpr5 = COPY [[UV5]](s32)
    ; GFX10-UNSAFE: $vgpr6 = COPY [[UV6]](s32)
    ; GFX10-UNSAFE: $vgpr7 = COPY [[UV7]](s32)
    ; GFX10-UNSAFE: [[COPY25:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY24]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY25]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5, implicit $vgpr6, implicit $vgpr7
    %4:_(s32) = COPY $vgpr0
    %5:_(s32) = COPY $vgpr1
    %6:_(s32) = COPY $vgpr2
    %7:_(s32) = COPY $vgpr3
    %8:_(s32) = COPY $vgpr4
    %9:_(s32) = COPY $vgpr5
    %10:_(s32) = COPY $vgpr6
    %11:_(s32) = COPY $vgpr7
    %28:_(s64) = G_MERGE_VALUES %4(s32), %5(s32)
    %29:_(s64) = G_MERGE_VALUES %6(s32), %7(s32)
    %30:_(s64) = G_MERGE_VALUES %8(s32), %9(s32)
    %31:_(s64) = G_MERGE_VALUES %10(s32), %11(s32)
    %0:_(<4 x s64>) = G_BUILD_VECTOR %28(s64), %29(s64), %30(s64), %31(s64)
    %12:_(s32) = COPY $vgpr8
    %13:_(s32) = COPY $vgpr9
    %14:_(s32) = COPY $vgpr10
    %15:_(s32) = COPY $vgpr11
    %16:_(s32) = COPY $vgpr12
    %17:_(s32) = COPY $vgpr13
    %18:_(s32) = COPY $vgpr14
    %19:_(s32) = COPY $vgpr15
    %32:_(s64) = G_MERGE_VALUES %12(s32), %13(s32)
    %33:_(s64) = G_MERGE_VALUES %14(s32), %15(s32)
    %34:_(s64) = G_MERGE_VALUES %16(s32), %17(s32)
    %35:_(s64) = G_MERGE_VALUES %18(s32), %19(s32)
    %1:_(<4 x s64>) = G_BUILD_VECTOR %32(s64), %33(s64), %34(s64), %35(s64)
    %20:_(s32) = COPY $vgpr16
    %21:_(s32) = COPY $vgpr17
    %22:_(s32) = COPY $vgpr18
    %23:_(s32) = COPY $vgpr19
    %24:_(s32) = COPY $vgpr20
    %25:_(s32) = COPY $vgpr21
    %26:_(s32) = COPY $vgpr22
    %27:_(s32) = COPY $vgpr23
    %36:_(s64) = G_MERGE_VALUES %20(s32), %21(s32)
    %37:_(s64) = G_MERGE_VALUES %22(s32), %23(s32)
    %38:_(s64) = G_MERGE_VALUES %24(s32), %25(s32)
    %39:_(s64) = G_MERGE_VALUES %26(s32), %27(s32)
    %2:_(<4 x s64>) = G_BUILD_VECTOR %36(s64), %37(s64), %38(s64), %39(s64)
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %40:_(<4 x s64>) = reassoc G_FMUL %0, %1
    %41:_(<4 x s64>) = reassoc G_FADD %40, %2
    %43:_(s32), %44:_(s32), %45:_(s32), %46:_(s32), %47:_(s32), %48:_(s32), %49:_(s32), %50:_(s32) = G_UNMERGE_VALUES %41(<4 x s64>)
    $vgpr0 = COPY %43(s32)
    $vgpr1 = COPY %44(s32)
    $vgpr2 = COPY %45(s32)
    $vgpr3 = COPY %46(s32)
    $vgpr4 = COPY %47(s32)
    $vgpr5 = COPY %48(s32)
    $vgpr6 = COPY %49(s32)
    $vgpr7 = COPY %50(s32)
    %42:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %42, implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5, implicit $vgpr6, implicit $vgpr7
...

---
name:            test_3xdouble_add_mul_rhs
body:             |
  bb.1.entry:
    liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5, $vgpr6, $vgpr7, $vgpr8, $vgpr9, $vgpr10, $vgpr11, $vgpr12, $vgpr13, $vgpr14, $vgpr15, $vgpr16, $vgpr17, $sgpr30_sgpr31

    ; GFX9-LABEL: name: test_3xdouble_add_mul_rhs
    ; GFX9: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64)
    ; GFX9: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX9: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV3]](s64), [[MV4]](s64), [[MV5]](s64)
    ; GFX9: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX9: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX9: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX9: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX9: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX9: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX9: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX9: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX9: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX9: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV6]](s64), [[MV7]](s64), [[MV8]](s64)
    ; GFX9: [[COPY18:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9: [[FMUL:%[0-9]+]]:_(<3 x s64>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX9: [[FADD:%[0-9]+]]:_(<3 x s64>) = reassoc G_FADD [[BUILD_VECTOR2]], [[FMUL]]
    ; GFX9: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<3 x s64>)
    ; GFX9: $vgpr0 = COPY [[UV]](s32)
    ; GFX9: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9: $vgpr4 = COPY [[UV4]](s32)
    ; GFX9: $vgpr5 = COPY [[UV5]](s32)
    ; GFX9: [[COPY19:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY18]]
    ; GFX9: S_SETPC_B64_return [[COPY19]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5
    ; GFX9-CONTRACT-LABEL: name: test_3xdouble_add_mul_rhs
    ; GFX9-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-CONTRACT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-CONTRACT: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-CONTRACT: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-CONTRACT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64)
    ; GFX9-CONTRACT: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-CONTRACT: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-CONTRACT: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-CONTRACT: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9-CONTRACT: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9-CONTRACT: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9-CONTRACT: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9-CONTRACT: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX9-CONTRACT: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9-CONTRACT: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV3]](s64), [[MV4]](s64), [[MV5]](s64)
    ; GFX9-CONTRACT: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX9-CONTRACT: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX9-CONTRACT: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX9-CONTRACT: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX9-CONTRACT: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX9-CONTRACT: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX9-CONTRACT: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX9-CONTRACT: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX9-CONTRACT: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX9-CONTRACT: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV6]](s64), [[MV7]](s64), [[MV8]](s64)
    ; GFX9-CONTRACT: [[COPY18:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-CONTRACT: [[FMA:%[0-9]+]]:_(<3 x s64>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX9-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<3 x s64>)
    ; GFX9-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-CONTRACT: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-CONTRACT: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9-CONTRACT: $vgpr4 = COPY [[UV4]](s32)
    ; GFX9-CONTRACT: $vgpr5 = COPY [[UV5]](s32)
    ; GFX9-CONTRACT: [[COPY19:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY18]]
    ; GFX9-CONTRACT: S_SETPC_B64_return [[COPY19]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5
    ; GFX9-DENORM-LABEL: name: test_3xdouble_add_mul_rhs
    ; GFX9-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-DENORM: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-DENORM: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-DENORM: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-DENORM: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64)
    ; GFX9-DENORM: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-DENORM: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-DENORM: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-DENORM: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9-DENORM: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9-DENORM: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9-DENORM: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9-DENORM: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX9-DENORM: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9-DENORM: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV3]](s64), [[MV4]](s64), [[MV5]](s64)
    ; GFX9-DENORM: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX9-DENORM: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX9-DENORM: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX9-DENORM: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX9-DENORM: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX9-DENORM: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX9-DENORM: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX9-DENORM: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX9-DENORM: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX9-DENORM: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV6]](s64), [[MV7]](s64), [[MV8]](s64)
    ; GFX9-DENORM: [[COPY18:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-DENORM: [[FMUL:%[0-9]+]]:_(<3 x s64>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX9-DENORM: [[FADD:%[0-9]+]]:_(<3 x s64>) = reassoc G_FADD [[BUILD_VECTOR2]], [[FMUL]]
    ; GFX9-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<3 x s64>)
    ; GFX9-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-DENORM: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-DENORM: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9-DENORM: $vgpr4 = COPY [[UV4]](s32)
    ; GFX9-DENORM: $vgpr5 = COPY [[UV5]](s32)
    ; GFX9-DENORM: [[COPY19:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY18]]
    ; GFX9-DENORM: S_SETPC_B64_return [[COPY19]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5
    ; GFX9-UNSAFE-LABEL: name: test_3xdouble_add_mul_rhs
    ; GFX9-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX9-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX9-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX9-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX9-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX9-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX9-UNSAFE: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX9-UNSAFE: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX9-UNSAFE: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX9-UNSAFE: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64)
    ; GFX9-UNSAFE: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX9-UNSAFE: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX9-UNSAFE: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX9-UNSAFE: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX9-UNSAFE: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX9-UNSAFE: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX9-UNSAFE: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX9-UNSAFE: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX9-UNSAFE: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX9-UNSAFE: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV3]](s64), [[MV4]](s64), [[MV5]](s64)
    ; GFX9-UNSAFE: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX9-UNSAFE: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX9-UNSAFE: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX9-UNSAFE: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX9-UNSAFE: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX9-UNSAFE: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX9-UNSAFE: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX9-UNSAFE: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX9-UNSAFE: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX9-UNSAFE: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV6]](s64), [[MV7]](s64), [[MV8]](s64)
    ; GFX9-UNSAFE: [[COPY18:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX9-UNSAFE: [[FMA:%[0-9]+]]:_(<3 x s64>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX9-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<3 x s64>)
    ; GFX9-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX9-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX9-UNSAFE: $vgpr2 = COPY [[UV2]](s32)
    ; GFX9-UNSAFE: $vgpr3 = COPY [[UV3]](s32)
    ; GFX9-UNSAFE: $vgpr4 = COPY [[UV4]](s32)
    ; GFX9-UNSAFE: $vgpr5 = COPY [[UV5]](s32)
    ; GFX9-UNSAFE: [[COPY19:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY18]]
    ; GFX9-UNSAFE: S_SETPC_B64_return [[COPY19]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5
    ; GFX10-LABEL: name: test_3xdouble_add_mul_rhs
    ; GFX10: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64)
    ; GFX10: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX10: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV3]](s64), [[MV4]](s64), [[MV5]](s64)
    ; GFX10: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX10: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX10: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX10: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX10: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX10: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX10: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX10: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX10: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX10: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV6]](s64), [[MV7]](s64), [[MV8]](s64)
    ; GFX10: [[COPY18:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10: [[FMUL:%[0-9]+]]:_(<3 x s64>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX10: [[FADD:%[0-9]+]]:_(<3 x s64>) = reassoc G_FADD [[BUILD_VECTOR2]], [[FMUL]]
    ; GFX10: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<3 x s64>)
    ; GFX10: $vgpr0 = COPY [[UV]](s32)
    ; GFX10: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10: $vgpr4 = COPY [[UV4]](s32)
    ; GFX10: $vgpr5 = COPY [[UV5]](s32)
    ; GFX10: [[COPY19:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY18]]
    ; GFX10: S_SETPC_B64_return [[COPY19]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5
    ; GFX10-CONTRACT-LABEL: name: test_3xdouble_add_mul_rhs
    ; GFX10-CONTRACT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-CONTRACT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-CONTRACT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-CONTRACT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-CONTRACT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-CONTRACT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-CONTRACT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-CONTRACT: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-CONTRACT: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-CONTRACT: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64)
    ; GFX10-CONTRACT: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-CONTRACT: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-CONTRACT: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-CONTRACT: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10-CONTRACT: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10-CONTRACT: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10-CONTRACT: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10-CONTRACT: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX10-CONTRACT: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10-CONTRACT: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV3]](s64), [[MV4]](s64), [[MV5]](s64)
    ; GFX10-CONTRACT: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX10-CONTRACT: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX10-CONTRACT: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX10-CONTRACT: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX10-CONTRACT: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX10-CONTRACT: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX10-CONTRACT: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX10-CONTRACT: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX10-CONTRACT: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX10-CONTRACT: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV6]](s64), [[MV7]](s64), [[MV8]](s64)
    ; GFX10-CONTRACT: [[COPY18:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-CONTRACT: [[FMA:%[0-9]+]]:_(<3 x s64>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX10-CONTRACT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<3 x s64>)
    ; GFX10-CONTRACT: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-CONTRACT: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-CONTRACT: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-CONTRACT: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10-CONTRACT: $vgpr4 = COPY [[UV4]](s32)
    ; GFX10-CONTRACT: $vgpr5 = COPY [[UV5]](s32)
    ; GFX10-CONTRACT: [[COPY19:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY18]]
    ; GFX10-CONTRACT: S_SETPC_B64_return [[COPY19]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5
    ; GFX10-DENORM-LABEL: name: test_3xdouble_add_mul_rhs
    ; GFX10-DENORM: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-DENORM: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-DENORM: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-DENORM: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-DENORM: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-DENORM: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-DENORM: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-DENORM: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-DENORM: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-DENORM: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64)
    ; GFX10-DENORM: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-DENORM: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-DENORM: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-DENORM: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10-DENORM: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10-DENORM: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10-DENORM: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10-DENORM: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX10-DENORM: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10-DENORM: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV3]](s64), [[MV4]](s64), [[MV5]](s64)
    ; GFX10-DENORM: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX10-DENORM: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX10-DENORM: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX10-DENORM: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX10-DENORM: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX10-DENORM: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX10-DENORM: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX10-DENORM: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX10-DENORM: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX10-DENORM: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV6]](s64), [[MV7]](s64), [[MV8]](s64)
    ; GFX10-DENORM: [[COPY18:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-DENORM: [[FMUL:%[0-9]+]]:_(<3 x s64>) = reassoc G_FMUL [[BUILD_VECTOR]], [[BUILD_VECTOR1]]
    ; GFX10-DENORM: [[FADD:%[0-9]+]]:_(<3 x s64>) = reassoc G_FADD [[BUILD_VECTOR2]], [[FMUL]]
    ; GFX10-DENORM: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FADD]](<3 x s64>)
    ; GFX10-DENORM: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-DENORM: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-DENORM: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-DENORM: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10-DENORM: $vgpr4 = COPY [[UV4]](s32)
    ; GFX10-DENORM: $vgpr5 = COPY [[UV5]](s32)
    ; GFX10-DENORM: [[COPY19:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY18]]
    ; GFX10-DENORM: S_SETPC_B64_return [[COPY19]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5
    ; GFX10-UNSAFE-LABEL: name: test_3xdouble_add_mul_rhs
    ; GFX10-UNSAFE: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
    ; GFX10-UNSAFE: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
    ; GFX10-UNSAFE: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
    ; GFX10-UNSAFE: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
    ; GFX10-UNSAFE: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
    ; GFX10-UNSAFE: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
    ; GFX10-UNSAFE: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY]](s32), [[COPY1]](s32)
    ; GFX10-UNSAFE: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY2]](s32), [[COPY3]](s32)
    ; GFX10-UNSAFE: [[MV2:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY4]](s32), [[COPY5]](s32)
    ; GFX10-UNSAFE: [[BUILD_VECTOR:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV]](s64), [[MV1]](s64), [[MV2]](s64)
    ; GFX10-UNSAFE: [[COPY6:%[0-9]+]]:_(s32) = COPY $vgpr6
    ; GFX10-UNSAFE: [[COPY7:%[0-9]+]]:_(s32) = COPY $vgpr7
    ; GFX10-UNSAFE: [[COPY8:%[0-9]+]]:_(s32) = COPY $vgpr8
    ; GFX10-UNSAFE: [[COPY9:%[0-9]+]]:_(s32) = COPY $vgpr9
    ; GFX10-UNSAFE: [[COPY10:%[0-9]+]]:_(s32) = COPY $vgpr10
    ; GFX10-UNSAFE: [[COPY11:%[0-9]+]]:_(s32) = COPY $vgpr11
    ; GFX10-UNSAFE: [[MV3:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY6]](s32), [[COPY7]](s32)
    ; GFX10-UNSAFE: [[MV4:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY8]](s32), [[COPY9]](s32)
    ; GFX10-UNSAFE: [[MV5:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY10]](s32), [[COPY11]](s32)
    ; GFX10-UNSAFE: [[BUILD_VECTOR1:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV3]](s64), [[MV4]](s64), [[MV5]](s64)
    ; GFX10-UNSAFE: [[COPY12:%[0-9]+]]:_(s32) = COPY $vgpr12
    ; GFX10-UNSAFE: [[COPY13:%[0-9]+]]:_(s32) = COPY $vgpr13
    ; GFX10-UNSAFE: [[COPY14:%[0-9]+]]:_(s32) = COPY $vgpr14
    ; GFX10-UNSAFE: [[COPY15:%[0-9]+]]:_(s32) = COPY $vgpr15
    ; GFX10-UNSAFE: [[COPY16:%[0-9]+]]:_(s32) = COPY $vgpr16
    ; GFX10-UNSAFE: [[COPY17:%[0-9]+]]:_(s32) = COPY $vgpr17
    ; GFX10-UNSAFE: [[MV6:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY12]](s32), [[COPY13]](s32)
    ; GFX10-UNSAFE: [[MV7:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY14]](s32), [[COPY15]](s32)
    ; GFX10-UNSAFE: [[MV8:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY16]](s32), [[COPY17]](s32)
    ; GFX10-UNSAFE: [[BUILD_VECTOR2:%[0-9]+]]:_(<3 x s64>) = G_BUILD_VECTOR [[MV6]](s64), [[MV7]](s64), [[MV8]](s64)
    ; GFX10-UNSAFE: [[COPY18:%[0-9]+]]:sgpr_64 = COPY $sgpr30_sgpr31
    ; GFX10-UNSAFE: [[FMA:%[0-9]+]]:_(<3 x s64>) = G_FMA [[BUILD_VECTOR]], [[BUILD_VECTOR1]], [[BUILD_VECTOR2]]
    ; GFX10-UNSAFE: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[FMA]](<3 x s64>)
    ; GFX10-UNSAFE: $vgpr0 = COPY [[UV]](s32)
    ; GFX10-UNSAFE: $vgpr1 = COPY [[UV1]](s32)
    ; GFX10-UNSAFE: $vgpr2 = COPY [[UV2]](s32)
    ; GFX10-UNSAFE: $vgpr3 = COPY [[UV3]](s32)
    ; GFX10-UNSAFE: $vgpr4 = COPY [[UV4]](s32)
    ; GFX10-UNSAFE: $vgpr5 = COPY [[UV5]](s32)
    ; GFX10-UNSAFE: [[COPY19:%[0-9]+]]:ccr_sgpr_64 = COPY [[COPY18]]
    ; GFX10-UNSAFE: S_SETPC_B64_return [[COPY19]], implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5
    %4:_(s32) = COPY $vgpr0
    %5:_(s32) = COPY $vgpr1
    %6:_(s32) = COPY $vgpr2
    %7:_(s32) = COPY $vgpr3
    %8:_(s32) = COPY $vgpr4
    %9:_(s32) = COPY $vgpr5
    %22:_(s64) = G_MERGE_VALUES %4(s32), %5(s32)
    %23:_(s64) = G_MERGE_VALUES %6(s32), %7(s32)
    %24:_(s64) = G_MERGE_VALUES %8(s32), %9(s32)
    %0:_(<3 x s64>) = G_BUILD_VECTOR %22(s64), %23(s64), %24(s64)
    %10:_(s32) = COPY $vgpr6
    %11:_(s32) = COPY $vgpr7
    %12:_(s32) = COPY $vgpr8
    %13:_(s32) = COPY $vgpr9
    %14:_(s32) = COPY $vgpr10
    %15:_(s32) = COPY $vgpr11
    %25:_(s64) = G_MERGE_VALUES %10(s32), %11(s32)
    %26:_(s64) = G_MERGE_VALUES %12(s32), %13(s32)
    %27:_(s64) = G_MERGE_VALUES %14(s32), %15(s32)
    %1:_(<3 x s64>) = G_BUILD_VECTOR %25(s64), %26(s64), %27(s64)
    %16:_(s32) = COPY $vgpr12
    %17:_(s32) = COPY $vgpr13
    %18:_(s32) = COPY $vgpr14
    %19:_(s32) = COPY $vgpr15
    %20:_(s32) = COPY $vgpr16
    %21:_(s32) = COPY $vgpr17
    %28:_(s64) = G_MERGE_VALUES %16(s32), %17(s32)
    %29:_(s64) = G_MERGE_VALUES %18(s32), %19(s32)
    %30:_(s64) = G_MERGE_VALUES %20(s32), %21(s32)
    %2:_(<3 x s64>) = G_BUILD_VECTOR %28(s64), %29(s64), %30(s64)
    %3:sgpr_64 = COPY $sgpr30_sgpr31
    %31:_(<3 x s64>) = reassoc G_FMUL %0, %1
    %32:_(<3 x s64>) = reassoc G_FADD %2, %31
    %34:_(s32), %35:_(s32), %36:_(s32), %37:_(s32), %38:_(s32), %39:_(s32) = G_UNMERGE_VALUES %32(<3 x s64>)
    $vgpr0 = COPY %34(s32)
    $vgpr1 = COPY %35(s32)
    $vgpr2 = COPY %36(s32)
    $vgpr3 = COPY %37(s32)
    $vgpr4 = COPY %38(s32)
    $vgpr5 = COPY %39(s32)
    %33:ccr_sgpr_64 = COPY %3
    S_SETPC_B64_return %33, implicit $vgpr0, implicit $vgpr1, implicit $vgpr2, implicit $vgpr3, implicit $vgpr4, implicit $vgpr5
...