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llvm/llvm/test/CodeGen/X86/fold-int-pow2-with-fmul-or-fdiv.ll 

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3
; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefixes=CHECK-SSE
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefixes=CHECK-AVX,CHECK-AVX2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefixes=CHECK-AVX,CHECK-AVX512F,CHECK-NO-FASTFMA
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=skx -fp-contract=fast | FileCheck %s --check-prefixes=CHECK-AVX,CHECK-AVX512F,CHECK-FMA

declare i16 @llvm.umax.i16(i16, i16)
declare i64 @llvm.umin.i64(i64, i64)

declare <4 x float> @llvm.ldexp.v4f32.v4i32(<4 x float>, <4 x i32>)

define <4 x float> @fmul_pow2_4xfloat(<4 x i32> %i) {
; CHECK-SSE-LABEL: fmul_pow2_4xfloat:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    pslld $23, %xmm0
; CHECK-SSE-NEXT:    paddd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fmul_pow2_4xfloat:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    vpslld $23, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    vpbroadcastd {{.*#+}} xmm1 = [1091567616,1091567616,1091567616,1091567616]
; CHECK-AVX2-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fmul_pow2_4xfloat:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    vpslld $23, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vpbroadcastd {{.*#+}} xmm1 = [1091567616,1091567616,1091567616,1091567616]
; CHECK-NO-FASTFMA-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fmul_pow2_4xfloat:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    vpslld $23, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vpaddd {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to4}, %xmm0, %xmm0
; CHECK-FMA-NEXT:    retq
  %p2 = shl <4 x i32> <i32 1, i32 1, i32 1, i32 1>, %i
  %p2_f = uitofp <4 x i32> %p2 to <4 x float>
  %r = fmul <4 x float> <float 9.000000e+00, float 9.000000e+00, float 9.000000e+00, float 9.000000e+00>, %p2_f
  ret <4 x float> %r
}

define <4 x float> @fmul_pow2_ldexp_4xfloat(<4 x i32> %i) {
; CHECK-SSE-LABEL: fmul_pow2_ldexp_4xfloat:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    subq $56, %rsp
; CHECK-SSE-NEXT:    .cfi_def_cfa_offset 64
; CHECK-SSE-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[3,3,3,3]
; CHECK-SSE-NEXT:    movd %xmm1, %edi
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, (%rsp) # 16-byte Spill
; CHECK-SSE-NEXT:    pshufd $238, {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[2,3,2,3]
; CHECK-SSE-NEXT:    movd %xmm0, %edi
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    unpcklps (%rsp), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-SSE-NEXT:    movaps %xmm0, (%rsp) # 16-byte Spill
; CHECK-SSE-NEXT:    movdqa {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Reload
; CHECK-SSE-NEXT:    movd %xmm0, %edi
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    pshufd $85, {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[1,1,1,1]
; CHECK-SSE-NEXT:    movd %xmm0, %edi
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm1 # 16-byte Reload
; CHECK-SSE-NEXT:    unpcklps {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
; CHECK-SSE-NEXT:    unpcklpd (%rsp), %xmm1 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm1 = xmm1[0],mem[0]
; CHECK-SSE-NEXT:    movaps %xmm1, %xmm0
; CHECK-SSE-NEXT:    addq $56, %rsp
; CHECK-SSE-NEXT:    .cfi_def_cfa_offset 8
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fmul_pow2_ldexp_4xfloat:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    subq $40, %rsp
; CHECK-AVX-NEXT:    .cfi_def_cfa_offset 48
; CHECK-AVX-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX-NEXT:    vextractps $1, %xmm0, %edi
; CHECK-AVX-NEXT:    vmovss {{.*#+}} xmm0 = [9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX-NEXT:    callq ldexpf@PLT
; CHECK-AVX-NEXT:    vmovaps %xmm0, (%rsp) # 16-byte Spill
; CHECK-AVX-NEXT:    vmovdqa {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Reload
; CHECK-AVX-NEXT:    vmovd %xmm0, %edi
; CHECK-AVX-NEXT:    vmovss {{.*#+}} xmm0 = [9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX-NEXT:    callq ldexpf@PLT
; CHECK-AVX-NEXT:    vinsertps $16, (%rsp), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[2,3]
; CHECK-AVX-NEXT:    vmovaps %xmm0, (%rsp) # 16-byte Spill
; CHECK-AVX-NEXT:    vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Reload
; CHECK-AVX-NEXT:    vextractps $2, %xmm0, %edi
; CHECK-AVX-NEXT:    vmovss {{.*#+}} xmm0 = [9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX-NEXT:    callq ldexpf@PLT
; CHECK-AVX-NEXT:    vmovaps (%rsp), %xmm1 # 16-byte Reload
; CHECK-AVX-NEXT:    vinsertps {{.*#+}} xmm0 = xmm1[0,1],xmm0[0],xmm1[3]
; CHECK-AVX-NEXT:    vmovaps %xmm0, (%rsp) # 16-byte Spill
; CHECK-AVX-NEXT:    vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Reload
; CHECK-AVX-NEXT:    vextractps $3, %xmm0, %edi
; CHECK-AVX-NEXT:    vmovss {{.*#+}} xmm0 = [9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX-NEXT:    callq ldexpf@PLT
; CHECK-AVX-NEXT:    vmovaps (%rsp), %xmm1 # 16-byte Reload
; CHECK-AVX-NEXT:    vinsertps {{.*#+}} xmm0 = xmm1[0,1,2],xmm0[0]
; CHECK-AVX-NEXT:    addq $40, %rsp
; CHECK-AVX-NEXT:    .cfi_def_cfa_offset 8
; CHECK-AVX-NEXT:    retq
  %r = call <4 x float> @llvm.ldexp.v4f32.v4i32(<4 x float> <float 9.000000e+00, float 9.000000e+00, float 9.000000e+00, float 9.000000e+00>, <4 x i32> %i)
  ret <4 x float> %r
}

define <4 x float> @fdiv_pow2_4xfloat(<4 x i32> %i) {
; CHECK-SSE-LABEL: fdiv_pow2_4xfloat:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    pslld $23, %xmm0
; CHECK-SSE-NEXT:    movdqa {{.*#+}} xmm1 = [1091567616,1091567616,1091567616,1091567616]
; CHECK-SSE-NEXT:    psubd %xmm0, %xmm1
; CHECK-SSE-NEXT:    movdqa %xmm1, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fdiv_pow2_4xfloat:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    vpslld $23, %xmm0, %xmm0
; CHECK-AVX-NEXT:    vpbroadcastd {{.*#+}} xmm1 = [1091567616,1091567616,1091567616,1091567616]
; CHECK-AVX-NEXT:    vpsubd %xmm0, %xmm1, %xmm0
; CHECK-AVX-NEXT:    retq
  %p2 = shl <4 x i32> <i32 1, i32 1, i32 1, i32 1>, %i
  %p2_f = uitofp <4 x i32> %p2 to <4 x float>
  %r = fdiv <4 x float> <float 9.000000e+00, float 9.000000e+00, float 9.000000e+00, float 9.000000e+00>, %p2_f
  ret <4 x float> %r
}

declare <8 x half> @llvm.ldexp.v8f16.v8i16(<8 x half>, <8 x i16>)

define <8 x half> @fmul_pow2_8xhalf(<8 x i16> %i) {
; CHECK-SSE-LABEL: fmul_pow2_8xhalf:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    subq $88, %rsp
; CHECK-SSE-NEXT:    .cfi_def_cfa_offset 96
; CHECK-SSE-NEXT:    movdqa %xmm0, %xmm1
; CHECK-SSE-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4,4,5,5,6,6,7,7]
; CHECK-SSE-NEXT:    pslld $23, %xmm1
; CHECK-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [1065353216,1065353216,1065353216,1065353216]
; CHECK-SSE-NEXT:    paddd %xmm2, %xmm1
; CHECK-SSE-NEXT:    cvttps2dq %xmm1, %xmm1
; CHECK-SSE-NEXT:    movaps %xmm1, (%rsp) # 16-byte Spill
; CHECK-SSE-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3]
; CHECK-SSE-NEXT:    pslld $23, %xmm0
; CHECK-SSE-NEXT:    paddd %xmm2, %xmm0
; CHECK-SSE-NEXT:    cvttps2dq %xmm0, %xmm0
; CHECK-SSE-NEXT:    pslld $16, %xmm0
; CHECK-SSE-NEXT:    psrld $16, %xmm0
; CHECK-SSE-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,1,1,1]
; CHECK-SSE-NEXT:    cvtdq2ps %xmm0, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-SSE-NEXT:    cvtdq2ps {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-SSE-NEXT:    pshufd $238, {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[2,3,2,3]
; CHECK-SSE-NEXT:    cvtdq2ps %xmm0, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-SSE-NEXT:    pshufd $255, {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[3,3,3,3]
; CHECK-SSE-NEXT:    cvtdq2ps %xmm0, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-SSE-NEXT:    movdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-SSE-NEXT:    pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    movdqa %xmm0, (%rsp) # 16-byte Spill
; CHECK-SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[1,1,1,1]
; CHECK-SSE-NEXT:    cvtdq2ps %xmm0, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-SSE-NEXT:    cvtdq2ps (%rsp), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-SSE-NEXT:    pshufd $238, (%rsp), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[2,3,2,3]
; CHECK-SSE-NEXT:    cvtdq2ps %xmm0, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-SSE-NEXT:    pshufd $255, (%rsp), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[3,3,3,3]
; CHECK-SSE-NEXT:    cvtdq2ps %xmm0, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    mulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, (%rsp) # 16-byte Spill
; CHECK-SSE-NEXT:    movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    mulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    punpcklwd (%rsp), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-SSE-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    mulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, (%rsp) # 16-byte Spill
; CHECK-SSE-NEXT:    movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    mulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movdqa (%rsp), %xmm1 # 16-byte Reload
; CHECK-SSE-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
; CHECK-SSE-NEXT:    punpckldq {{[-0-9]+}}(%r{{[sb]}}p), %xmm1 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm1 = xmm1[0],mem[0],xmm1[1],mem[1]
; CHECK-SSE-NEXT:    movdqa %xmm1, (%rsp) # 16-byte Spill
; CHECK-SSE-NEXT:    movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    mulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    mulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    punpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-SSE-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    mulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    mulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movdqa {{[-0-9]+}}(%r{{[sb]}}p), %xmm1 # 16-byte Reload
; CHECK-SSE-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
; CHECK-SSE-NEXT:    punpckldq {{[-0-9]+}}(%r{{[sb]}}p), %xmm1 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm1 = xmm1[0],mem[0],xmm1[1],mem[1]
; CHECK-SSE-NEXT:    punpcklqdq (%rsp), %xmm1 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm1 = xmm1[0],mem[0]
; CHECK-SSE-NEXT:    movdqa %xmm1, %xmm0
; CHECK-SSE-NEXT:    addq $88, %rsp
; CHECK-SSE-NEXT:    .cfi_def_cfa_offset 8
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fmul_pow2_8xhalf:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    subq $120, %rsp
; CHECK-AVX2-NEXT:    .cfi_def_cfa_offset 128
; CHECK-AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
; CHECK-AVX2-NEXT:    vpbroadcastd {{.*#+}} ymm1 = [1,1,1,1,1,1,1,1]
; CHECK-AVX2-NEXT:    vpsllvd %ymm0, %ymm1, %ymm0
; CHECK-AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,4,5,8,9,12,13,u,u,u,u,u,u,u,u,16,17,20,21,24,25,28,29,u,u,u,u,u,u,u,u]
; CHECK-AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
; CHECK-AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
; CHECK-AVX2-NEXT:    vcvtdq2ps %ymm0, %ymm0
; CHECK-AVX2-NEXT:    vmovups %ymm0, {{[-0-9]+}}(%r{{[sb]}}p) # 32-byte Spill
; CHECK-AVX2-NEXT:    vmovshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
; CHECK-AVX2-NEXT:    vzeroupper
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-AVX2-NEXT:    vmovups {{[-0-9]+}}(%r{{[sb]}}p), %ymm0 # 32-byte Reload
; CHECK-AVX2-NEXT:    # kill: def $xmm0 killed $xmm0 killed $ymm0
; CHECK-AVX2-NEXT:    vzeroupper
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-AVX2-NEXT:    vpermilpd $1, {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[1,0]
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-AVX2-NEXT:    vpermilps $255, {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[3,3,3,3]
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-AVX2-NEXT:    vmovups {{[-0-9]+}}(%r{{[sb]}}p), %ymm0 # 32-byte Reload
; CHECK-AVX2-NEXT:    vextractf128 $1, %ymm0, %xmm0
; CHECK-AVX2-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovshdup {{.*#+}} xmm0 = xmm0[1,1,3,3]
; CHECK-AVX2-NEXT:    vzeroupper
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-AVX2-NEXT:    vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Reload
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-AVX2-NEXT:    vpermilpd $1, {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[1,0]
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-AVX2-NEXT:    vpermilps $255, {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[3,3,3,3]
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vpunpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-AVX2-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovdqa {{[-0-9]+}}(%r{{[sb]}}p), %xmm1 # 16-byte Reload
; CHECK-AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
; CHECK-AVX2-NEXT:    vpunpckldq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-AVX2-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vpunpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-AVX2-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovdqa {{[-0-9]+}}(%r{{[sb]}}p), %xmm1 # 16-byte Reload
; CHECK-AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
; CHECK-AVX2-NEXT:    vpunpckldq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-AVX2-NEXT:    vpunpcklqdq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0]
; CHECK-AVX2-NEXT:    addq $120, %rsp
; CHECK-AVX2-NEXT:    .cfi_def_cfa_offset 8
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fmul_pow2_8xhalf:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
; CHECK-NO-FASTFMA-NEXT:    vpbroadcastd {{.*#+}} ymm1 = [1,1,1,1,1,1,1,1]
; CHECK-NO-FASTFMA-NEXT:    vpsllvd %ymm0, %ymm1, %ymm0
; CHECK-NO-FASTFMA-NEXT:    vpxor %xmm1, %xmm1, %xmm1
; CHECK-NO-FASTFMA-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7],ymm0[8],ymm1[9],ymm0[10],ymm1[11],ymm0[12],ymm1[13],ymm0[14],ymm1[15]
; CHECK-NO-FASTFMA-NEXT:    vcvtdq2ps %ymm0, %ymm0
; CHECK-NO-FASTFMA-NEXT:    vcvtps2ph $4, %ymm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vcvtph2ps %xmm0, %ymm0
; CHECK-NO-FASTFMA-NEXT:    vbroadcastss {{.*#+}} ymm1 = [8.192E+3,8.192E+3,8.192E+3,8.192E+3,8.192E+3,8.192E+3,8.192E+3,8.192E+3]
; CHECK-NO-FASTFMA-NEXT:    vmulps %ymm1, %ymm0, %ymm0
; CHECK-NO-FASTFMA-NEXT:    vcvtps2ph $4, %ymm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vzeroupper
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fmul_pow2_8xhalf:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    vpbroadcastw {{.*#+}} xmm1 = [1,1,1,1,1,1,1,1]
; CHECK-FMA-NEXT:    vpsllvw %xmm0, %xmm1, %xmm0
; CHECK-FMA-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
; CHECK-FMA-NEXT:    vcvtdq2ps %ymm0, %ymm0
; CHECK-FMA-NEXT:    vcvtps2ph $4, %ymm0, %xmm0
; CHECK-FMA-NEXT:    vcvtph2ps %xmm0, %ymm0
; CHECK-FMA-NEXT:    vmulps {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to8}, %ymm0, %ymm0
; CHECK-FMA-NEXT:    vcvtps2ph $4, %ymm0, %xmm0
; CHECK-FMA-NEXT:    vzeroupper
; CHECK-FMA-NEXT:    retq
  %p2 = shl <8 x i16> <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>, %i
  %p2_f = uitofp <8 x i16> %p2 to <8 x half>
  %r = fmul <8 x half> <half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000>, %p2_f
  ret <8 x half> %r
}

define <8 x half> @fmul_pow2_ldexp_8xhalf(<8 x i16> %i) {
; CHECK-SSE-LABEL: fmul_pow2_ldexp_8xhalf:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    subq $72, %rsp
; CHECK-SSE-NEXT:    .cfi_def_cfa_offset 80
; CHECK-SSE-NEXT:    movdqa %xmm0, (%rsp) # 16-byte Spill
; CHECK-SSE-NEXT:    pextrw $7, %xmm0, %eax
; CHECK-SSE-NEXT:    movswl %ax, %edi
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-SSE-NEXT:    pextrw $6, %xmm0, %eax
; CHECK-SSE-NEXT:    movswl %ax, %edi
; CHECK-SSE-NEXT:    movd {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    punpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-SSE-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-SSE-NEXT:    pextrw $5, %xmm0, %eax
; CHECK-SSE-NEXT:    movswl %ax, %edi
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-SSE-NEXT:    pextrw $4, %xmm0, %eax
; CHECK-SSE-NEXT:    movswl %ax, %edi
; CHECK-SSE-NEXT:    movd {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    punpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-SSE-NEXT:    punpckldq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-SSE-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-SSE-NEXT:    pextrw $3, %xmm0, %eax
; CHECK-SSE-NEXT:    movswl %ax, %edi
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-SSE-NEXT:    pextrw $2, %xmm0, %eax
; CHECK-SSE-NEXT:    movswl %ax, %edi
; CHECK-SSE-NEXT:    movd {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    punpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-SSE-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-SSE-NEXT:    pextrw $1, %xmm0, %eax
; CHECK-SSE-NEXT:    movswl %ax, %edi
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-SSE-NEXT:    movd %xmm0, %eax
; CHECK-SSE-NEXT:    movswl %ax, %edi
; CHECK-SSE-NEXT:    movd {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    callq ldexpf@PLT
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    punpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-SSE-NEXT:    punpckldq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-SSE-NEXT:    punpcklqdq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0]
; CHECK-SSE-NEXT:    addq $72, %rsp
; CHECK-SSE-NEXT:    .cfi_def_cfa_offset 8
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fmul_pow2_ldexp_8xhalf:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    subq $72, %rsp
; CHECK-AVX2-NEXT:    .cfi_def_cfa_offset 80
; CHECK-AVX2-NEXT:    vmovdqa %xmm0, (%rsp) # 16-byte Spill
; CHECK-AVX2-NEXT:    vpextrw $7, %xmm0, %eax
; CHECK-AVX2-NEXT:    movswl %ax, %edi
; CHECK-AVX2-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    callq ldexpf@PLT
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX2-NEXT:    vpextrw $6, %xmm0, %eax
; CHECK-AVX2-NEXT:    movswl %ax, %edi
; CHECK-AVX2-NEXT:    vmovd {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    callq ldexpf@PLT
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vpunpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-AVX2-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX2-NEXT:    vpextrw $5, %xmm0, %eax
; CHECK-AVX2-NEXT:    movswl %ax, %edi
; CHECK-AVX2-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    callq ldexpf@PLT
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX2-NEXT:    vpextrw $4, %xmm0, %eax
; CHECK-AVX2-NEXT:    movswl %ax, %edi
; CHECK-AVX2-NEXT:    vmovd {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    callq ldexpf@PLT
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vpunpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-AVX2-NEXT:    vpunpckldq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-AVX2-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX2-NEXT:    vpextrw $3, %xmm0, %eax
; CHECK-AVX2-NEXT:    movswl %ax, %edi
; CHECK-AVX2-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    callq ldexpf@PLT
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX2-NEXT:    vpextrw $2, %xmm0, %eax
; CHECK-AVX2-NEXT:    movswl %ax, %edi
; CHECK-AVX2-NEXT:    vmovd {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    callq ldexpf@PLT
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vpunpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-AVX2-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX2-NEXT:    vpextrw $1, %xmm0, %eax
; CHECK-AVX2-NEXT:    movswl %ax, %edi
; CHECK-AVX2-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    callq ldexpf@PLT
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX2-NEXT:    vmovd %xmm0, %eax
; CHECK-AVX2-NEXT:    movswl %ax, %edi
; CHECK-AVX2-NEXT:    vmovd {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    callq ldexpf@PLT
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vpunpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-AVX2-NEXT:    vpunpckldq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-AVX2-NEXT:    vpunpcklqdq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX2-NEXT:    # xmm0 = xmm0[0],mem[0]
; CHECK-AVX2-NEXT:    addq $72, %rsp
; CHECK-AVX2-NEXT:    .cfi_def_cfa_offset 8
; CHECK-AVX2-NEXT:    retq
;
; CHECK-AVX512F-LABEL: fmul_pow2_ldexp_8xhalf:
; CHECK-AVX512F:       # %bb.0:
; CHECK-AVX512F-NEXT:    subq $72, %rsp
; CHECK-AVX512F-NEXT:    .cfi_def_cfa_offset 80
; CHECK-AVX512F-NEXT:    vmovdqa %xmm0, (%rsp) # 16-byte Spill
; CHECK-AVX512F-NEXT:    vpextrw $7, %xmm0, %eax
; CHECK-AVX512F-NEXT:    movswl %ax, %edi
; CHECK-AVX512F-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX512F-NEXT:    callq ldexpf@PLT
; CHECK-AVX512F-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovd %xmm0, %eax
; CHECK-AVX512F-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX512F-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX512F-NEXT:    vpextrw $6, %xmm0, %eax
; CHECK-AVX512F-NEXT:    movswl %ax, %edi
; CHECK-AVX512F-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX512F-NEXT:    callq ldexpf@PLT
; CHECK-AVX512F-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovd %xmm0, %eax
; CHECK-AVX512F-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vpunpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX512F-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-AVX512F-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX512F-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX512F-NEXT:    vpextrw $5, %xmm0, %eax
; CHECK-AVX512F-NEXT:    movswl %ax, %edi
; CHECK-AVX512F-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX512F-NEXT:    callq ldexpf@PLT
; CHECK-AVX512F-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovd %xmm0, %eax
; CHECK-AVX512F-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX512F-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX512F-NEXT:    vpextrw $4, %xmm0, %eax
; CHECK-AVX512F-NEXT:    movswl %ax, %edi
; CHECK-AVX512F-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX512F-NEXT:    callq ldexpf@PLT
; CHECK-AVX512F-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovd %xmm0, %eax
; CHECK-AVX512F-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vpunpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX512F-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-AVX512F-NEXT:    vpunpckldq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX512F-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-AVX512F-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX512F-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX512F-NEXT:    vpextrw $3, %xmm0, %eax
; CHECK-AVX512F-NEXT:    movswl %ax, %edi
; CHECK-AVX512F-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX512F-NEXT:    callq ldexpf@PLT
; CHECK-AVX512F-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovd %xmm0, %eax
; CHECK-AVX512F-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX512F-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX512F-NEXT:    vpextrw $2, %xmm0, %eax
; CHECK-AVX512F-NEXT:    movswl %ax, %edi
; CHECK-AVX512F-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX512F-NEXT:    callq ldexpf@PLT
; CHECK-AVX512F-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovd %xmm0, %eax
; CHECK-AVX512F-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vpunpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX512F-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-AVX512F-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX512F-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX512F-NEXT:    vpextrw $1, %xmm0, %eax
; CHECK-AVX512F-NEXT:    movswl %ax, %edi
; CHECK-AVX512F-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX512F-NEXT:    callq ldexpf@PLT
; CHECK-AVX512F-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovd %xmm0, %eax
; CHECK-AVX512F-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX512F-NEXT:    vmovdqa (%rsp), %xmm0 # 16-byte Reload
; CHECK-AVX512F-NEXT:    vmovd %xmm0, %eax
; CHECK-AVX512F-NEXT:    movswl %ax, %edi
; CHECK-AVX512F-NEXT:    vmovss {{.*#+}} xmm0 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX512F-NEXT:    callq ldexpf@PLT
; CHECK-AVX512F-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vmovd %xmm0, %eax
; CHECK-AVX512F-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-AVX512F-NEXT:    vpunpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX512F-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-AVX512F-NEXT:    vpunpckldq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX512F-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-AVX512F-NEXT:    vpunpcklqdq {{[-0-9]+}}(%r{{[sb]}}p), %xmm0, %xmm0 # 16-byte Folded Reload
; CHECK-AVX512F-NEXT:    # xmm0 = xmm0[0],mem[0]
; CHECK-AVX512F-NEXT:    addq $72, %rsp
; CHECK-AVX512F-NEXT:    .cfi_def_cfa_offset 8
; CHECK-AVX512F-NEXT:    retq
  %r = call <8 x half> @llvm.ldexp.v8f16.v8i16(<8 x half> <half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000>, <8 x i16> %i)
  ret <8 x half> %r
}

define <8 x half> @fdiv_pow2_8xhalf(<8 x i16> %i) {
; CHECK-SSE-LABEL: fdiv_pow2_8xhalf:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    psllw $10, %xmm0
; CHECK-SSE-NEXT:    movdqa {{.*#+}} xmm1 = [28672,28672,28672,28672,28672,28672,28672,28672]
; CHECK-SSE-NEXT:    psubw %xmm0, %xmm1
; CHECK-SSE-NEXT:    movdqa %xmm1, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fdiv_pow2_8xhalf:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    vpsllw $10, %xmm0, %xmm0
; CHECK-AVX-NEXT:    vpbroadcastw {{.*#+}} xmm1 = [28672,28672,28672,28672,28672,28672,28672,28672]
; CHECK-AVX-NEXT:    vpsubw %xmm0, %xmm1, %xmm0
; CHECK-AVX-NEXT:    retq
  %p2 = shl <8 x i16> <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>, %i
  %p2_f = uitofp <8 x i16> %p2 to <8 x half>
  %r = fdiv <8 x half> <half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000, half 0xH7000>, %p2_f
  ret <8 x half> %r
}

define double @fmul_pow_shl_cnt(i64 %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    shlq $52, %rdi
; CHECK-SSE-NEXT:    movabsq $4621256167635550208, %rax # imm = 0x4022000000000000
; CHECK-SSE-NEXT:    addq %rdi, %rax
; CHECK-SSE-NEXT:    movq %rax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fmul_pow_shl_cnt:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    shlq $52, %rdi
; CHECK-AVX-NEXT:    movabsq $4621256167635550208, %rax # imm = 0x4022000000000000
; CHECK-AVX-NEXT:    addq %rdi, %rax
; CHECK-AVX-NEXT:    vmovq %rax, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nuw i64 1, %cnt
  %conv = uitofp i64 %shl to double
  %mul = fmul double 9.000000e+00, %conv
  ret double %mul
}

define double @fmul_pow_shl_cnt2(i64 %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt2:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    incl %edi
; CHECK-SSE-NEXT:    shlq $52, %rdi
; CHECK-SSE-NEXT:    movabsq $-4602115869219225600, %rax # imm = 0xC022000000000000
; CHECK-SSE-NEXT:    addq %rdi, %rax
; CHECK-SSE-NEXT:    movq %rax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fmul_pow_shl_cnt2:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    incl %edi
; CHECK-AVX-NEXT:    shlq $52, %rdi
; CHECK-AVX-NEXT:    movabsq $-4602115869219225600, %rax # imm = 0xC022000000000000
; CHECK-AVX-NEXT:    addq %rdi, %rax
; CHECK-AVX-NEXT:    vmovq %rax, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nuw i64 2, %cnt
  %conv = uitofp i64 %shl to double
  %mul = fmul double -9.000000e+00, %conv
  ret double %mul
}

define float @fmul_pow_select(i32 %cnt, i1 %c) nounwind {
; CHECK-SSE-LABEL: fmul_pow_select:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    # kill: def $edi killed $edi def $rdi
; CHECK-SSE-NEXT:    leal 1(%rdi), %eax
; CHECK-SSE-NEXT:    testb $1, %sil
; CHECK-SSE-NEXT:    cmovnel %edi, %eax
; CHECK-SSE-NEXT:    shll $23, %eax
; CHECK-SSE-NEXT:    addl $1091567616, %eax # imm = 0x41100000
; CHECK-SSE-NEXT:    movd %eax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fmul_pow_select:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    # kill: def $edi killed $edi def $rdi
; CHECK-AVX-NEXT:    leal 1(%rdi), %eax
; CHECK-AVX-NEXT:    testb $1, %sil
; CHECK-AVX-NEXT:    cmovnel %edi, %eax
; CHECK-AVX-NEXT:    shll $23, %eax
; CHECK-AVX-NEXT:    addl $1091567616, %eax # imm = 0x41100000
; CHECK-AVX-NEXT:    vmovd %eax, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl2 = shl nuw i32 2, %cnt
  %shl1 = shl nuw i32 1, %cnt
  %shl = select i1 %c, i32 %shl1, i32 %shl2
  %conv = uitofp i32 %shl to float
  %mul = fmul float 9.000000e+00, %conv
  ret float %mul
}

define float @fmul_fly_pow_mul_min_pow2(i64 %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_fly_pow_mul_min_pow2:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    addl $3, %edi
; CHECK-SSE-NEXT:    cmpl $13, %edi
; CHECK-SSE-NEXT:    movl $13, %eax
; CHECK-SSE-NEXT:    cmovbl %edi, %eax
; CHECK-SSE-NEXT:    shll $23, %eax
; CHECK-SSE-NEXT:    addl $1091567616, %eax # imm = 0x41100000
; CHECK-SSE-NEXT:    movd %eax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fmul_fly_pow_mul_min_pow2:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    addl $3, %edi
; CHECK-AVX-NEXT:    cmpl $13, %edi
; CHECK-AVX-NEXT:    movl $13, %eax
; CHECK-AVX-NEXT:    cmovbl %edi, %eax
; CHECK-AVX-NEXT:    shll $23, %eax
; CHECK-AVX-NEXT:    addl $1091567616, %eax # imm = 0x41100000
; CHECK-AVX-NEXT:    vmovd %eax, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl8 = shl nuw i64 8, %cnt
  %shl = call i64 @llvm.umin.i64(i64 %shl8, i64 8192)
  %conv = uitofp i64 %shl to float
  %mul = fmul float 9.000000e+00, %conv
  ret float %mul
}

define double @fmul_pow_mul_max_pow2(i16 %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_mul_max_pow2:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    movl %edi, %eax
; CHECK-SSE-NEXT:    leaq 1(%rax), %rcx
; CHECK-SSE-NEXT:    cmpq %rcx, %rax
; CHECK-SSE-NEXT:    cmovaq %rax, %rcx
; CHECK-SSE-NEXT:    shlq $52, %rcx
; CHECK-SSE-NEXT:    movabsq $4613937818241073152, %rax # imm = 0x4008000000000000
; CHECK-SSE-NEXT:    addq %rcx, %rax
; CHECK-SSE-NEXT:    movq %rax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fmul_pow_mul_max_pow2:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    movl %edi, %eax
; CHECK-AVX-NEXT:    leaq 1(%rax), %rcx
; CHECK-AVX-NEXT:    cmpq %rcx, %rax
; CHECK-AVX-NEXT:    cmovaq %rax, %rcx
; CHECK-AVX-NEXT:    shlq $52, %rcx
; CHECK-AVX-NEXT:    movabsq $4613937818241073152, %rax # imm = 0x4008000000000000
; CHECK-AVX-NEXT:    addq %rcx, %rax
; CHECK-AVX-NEXT:    vmovq %rax, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl2 = shl nuw i16 2, %cnt
  %shl1 = shl nuw i16 1, %cnt
  %shl = call i16 @llvm.umax.i16(i16 %shl1, i16 %shl2)
  %conv = uitofp i16 %shl to double
  %mul = fmul double 3.000000e+00, %conv
  ret double %mul
}

define double @fmul_pow_shl_cnt_fail_maybe_non_pow2(i64 %v, i64 %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt_fail_maybe_non_pow2:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    movq %rsi, %rcx
; CHECK-SSE-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-SSE-NEXT:    shlq %cl, %rdi
; CHECK-SSE-NEXT:    movq %rdi, %xmm1
; CHECK-SSE-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],mem[0],xmm1[1],mem[1]
; CHECK-SSE-NEXT:    subpd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
; CHECK-SSE-NEXT:    movapd %xmm1, %xmm0
; CHECK-SSE-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; CHECK-SSE-NEXT:    addsd %xmm1, %xmm0
; CHECK-SSE-NEXT:    mulsd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fmul_pow_shl_cnt_fail_maybe_non_pow2:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    movq %rsi, %rcx
; CHECK-AVX2-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-AVX2-NEXT:    shlq %cl, %rdi
; CHECK-AVX2-NEXT:    vmovq %rdi, %xmm0
; CHECK-AVX2-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-AVX2-NEXT:    vsubpd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    vshufpd {{.*#+}} xmm1 = xmm0[1,0]
; CHECK-AVX2-NEXT:    vaddsd %xmm0, %xmm1, %xmm0
; CHECK-AVX2-NEXT:    vmulsd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fmul_pow_shl_cnt_fail_maybe_non_pow2:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    movq %rsi, %rcx
; CHECK-NO-FASTFMA-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-NO-FASTFMA-NEXT:    shlq %cl, %rdi
; CHECK-NO-FASTFMA-NEXT:    vcvtusi2sd %rdi, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vmulsd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fmul_pow_shl_cnt_fail_maybe_non_pow2:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    shlxq %rsi, %rdi, %rax
; CHECK-FMA-NEXT:    vcvtusi2sd %rax, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vmulsd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-FMA-NEXT:    retq
  %shl = shl nuw i64 %v, %cnt
  %conv = uitofp i64 %shl to double
  %mul = fmul double 9.000000e+00, %conv
  ret double %mul
}

define <2 x float> @fmul_pow_shl_cnt_vec_fail_expensive_cast(<2 x i64> %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt_vec_fail_expensive_cast:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
; CHECK-SSE-NEXT:    movdqa {{.*#+}} xmm2 = [2,2]
; CHECK-SSE-NEXT:    movdqa %xmm2, %xmm3
; CHECK-SSE-NEXT:    psllq %xmm1, %xmm3
; CHECK-SSE-NEXT:    psllq %xmm0, %xmm2
; CHECK-SSE-NEXT:    movq %xmm2, %rax
; CHECK-SSE-NEXT:    xorps %xmm0, %xmm0
; CHECK-SSE-NEXT:    cvtsi2ss %rax, %xmm0
; CHECK-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm3[2,3,2,3]
; CHECK-SSE-NEXT:    movq %xmm1, %rax
; CHECK-SSE-NEXT:    xorps %xmm1, %xmm1
; CHECK-SSE-NEXT:    cvtsi2ss %rax, %xmm1
; CHECK-SSE-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; CHECK-SSE-NEXT:    mulps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fmul_pow_shl_cnt_vec_fail_expensive_cast:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    vpmovsxbq {{.*#+}} xmm1 = [2,2]
; CHECK-AVX2-NEXT:    vpsllvq %xmm0, %xmm1, %xmm0
; CHECK-AVX2-NEXT:    vpextrq $1, %xmm0, %rax
; CHECK-AVX2-NEXT:    vcvtsi2ss %rax, %xmm2, %xmm1
; CHECK-AVX2-NEXT:    vmovq %xmm0, %rax
; CHECK-AVX2-NEXT:    vcvtsi2ss %rax, %xmm2, %xmm0
; CHECK-AVX2-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[0],xmm1[0],zero,zero
; CHECK-AVX2-NEXT:    vbroadcastss {{.*#+}} xmm1 = [1.5E+1,1.5E+1,1.5E+1,1.5E+1]
; CHECK-AVX2-NEXT:    vmulps %xmm1, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fmul_pow_shl_cnt_vec_fail_expensive_cast:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    vpmovsxbq {{.*#+}} xmm1 = [2,2]
; CHECK-NO-FASTFMA-NEXT:    vpsllvq %xmm0, %xmm1, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vpextrq $1, %xmm0, %rax
; CHECK-NO-FASTFMA-NEXT:    vcvtsi2ss %rax, %xmm2, %xmm1
; CHECK-NO-FASTFMA-NEXT:    vmovq %xmm0, %rax
; CHECK-NO-FASTFMA-NEXT:    vcvtsi2ss %rax, %xmm2, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vinsertps {{.*#+}} xmm0 = xmm0[0],xmm1[0],zero,zero
; CHECK-NO-FASTFMA-NEXT:    vbroadcastss {{.*#+}} xmm1 = [1.5E+1,1.5E+1,1.5E+1,1.5E+1]
; CHECK-NO-FASTFMA-NEXT:    vmulps %xmm1, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fmul_pow_shl_cnt_vec_fail_expensive_cast:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    vpbroadcastq {{.*#+}} xmm1 = [2,2]
; CHECK-FMA-NEXT:    vpsllvq %xmm0, %xmm1, %xmm0
; CHECK-FMA-NEXT:    vcvtqq2ps %xmm0, %xmm0
; CHECK-FMA-NEXT:    vmulps {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to4}, %xmm0, %xmm0
; CHECK-FMA-NEXT:    retq
  %shl = shl nsw nuw <2 x i64> <i64 2, i64 2>, %cnt
  %conv = uitofp <2 x i64> %shl to <2 x float>
  %mul = fmul <2 x float> <float 15.000000e+00, float 15.000000e+00>, %conv
  ret <2 x float> %mul
}

define <2 x double> @fmul_pow_shl_cnt_vec(<2 x i64> %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt_vec:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    psllq $52, %xmm0
; CHECK-SSE-NEXT:    paddq {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fmul_pow_shl_cnt_vec:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    vpsllq $52, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    vpaddq {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fmul_pow_shl_cnt_vec:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    vpsllq $52, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vpaddq {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fmul_pow_shl_cnt_vec:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    vpsllq $52, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vpaddq {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to2}, %xmm0, %xmm0
; CHECK-FMA-NEXT:    retq
  %shl = shl nsw nuw <2 x i64> <i64 2, i64 2>, %cnt
  %conv = uitofp <2 x i64> %shl to <2 x double>
  %mul = fmul <2 x double> <double 15.000000e+00, double 15.000000e+00>, %conv
  ret <2 x double> %mul
}

define <4 x float> @fmul_pow_shl_cnt_vec_preserve_fma(<4 x i32> %cnt, <4 x float> %add) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt_vec_preserve_fma:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    pslld $23, %xmm0
; CHECK-SSE-NEXT:    paddd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    addps %xmm1, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fmul_pow_shl_cnt_vec_preserve_fma:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    vpslld $23, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    vpbroadcastd {{.*#+}} xmm2 = [1092616192,1092616192,1092616192,1092616192]
; CHECK-AVX2-NEXT:    vpaddd %xmm2, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    vaddps %xmm1, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fmul_pow_shl_cnt_vec_preserve_fma:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    vpslld $23, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vpbroadcastd {{.*#+}} xmm2 = [1092616192,1092616192,1092616192,1092616192]
; CHECK-NO-FASTFMA-NEXT:    vpaddd %xmm2, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vaddps %xmm1, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fmul_pow_shl_cnt_vec_preserve_fma:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    vpbroadcastd {{.*#+}} xmm2 = [2,2,2,2]
; CHECK-FMA-NEXT:    vpsllvd %xmm0, %xmm2, %xmm0
; CHECK-FMA-NEXT:    vcvtdq2ps %xmm0, %xmm0
; CHECK-FMA-NEXT:    vfmadd132ps {{.*#+}} xmm0 = (xmm0 * mem) + xmm1
; CHECK-FMA-NEXT:    retq
  %shl = shl nsw nuw <4 x i32> <i32 2, i32 2, i32 2, i32 2>, %cnt
  %conv = uitofp <4 x i32> %shl to <4 x float>
  %mul = fmul <4 x float> <float 5.000000e+00, float 5.000000e+00, float 5.000000e+00, float 5.000000e+00>, %conv
  %res = fadd <4 x float> %mul, %add
  ret <4 x float> %res
}

define <2 x double> @fmul_pow_shl_cnt_vec_non_splat_todo(<2 x i64> %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt_vec_non_splat_todo:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    psllq $52, %xmm0
; CHECK-SSE-NEXT:    paddq {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fmul_pow_shl_cnt_vec_non_splat_todo:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    vpsllq $52, %xmm0, %xmm0
; CHECK-AVX-NEXT:    vpaddq {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nsw nuw <2 x i64> <i64 2, i64 2>, %cnt
  %conv = uitofp <2 x i64> %shl to <2 x double>
  %mul = fmul <2 x double> <double 15.000000e+00, double 14.000000e+00>, %conv
  ret <2 x double> %mul
}

define <2 x double> @fmul_pow_shl_cnt_vec_non_splat2_todo(<2 x i64> %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt_vec_non_splat2_todo:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    psllq $52, %xmm0
; CHECK-SSE-NEXT:    paddq {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fmul_pow_shl_cnt_vec_non_splat2_todo:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    vpsllq $52, %xmm0, %xmm0
; CHECK-AVX-NEXT:    vpaddq {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nsw nuw <2 x i64> <i64 2, i64 1>, %cnt
  %conv = uitofp <2 x i64> %shl to <2 x double>
  %mul = fmul <2 x double> <double 15.000000e+00, double 15.000000e+00>, %conv
  ret <2 x double> %mul
}

define <2 x half> @fmul_pow_shl_cnt_vec_fail_to_large(<2 x i16> %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt_vec_fail_to_large:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    subq $40, %rsp
; CHECK-SSE-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3]
; CHECK-SSE-NEXT:    pslld $23, %xmm0
; CHECK-SSE-NEXT:    paddd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    cvttps2dq %xmm0, %xmm0
; CHECK-SSE-NEXT:    pshuflw {{.*#+}} xmm1 = xmm0[0,2,2,3,4,5,6,7]
; CHECK-SSE-NEXT:    pmullw {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1 # [2,2,u,u,u,u,u,u]
; CHECK-SSE-NEXT:    pxor %xmm0, %xmm0
; CHECK-SSE-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
; CHECK-SSE-NEXT:    movdqa %xmm1, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    cvtdq2ps %xmm1, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-SSE-NEXT:    pshufd $85, {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[1,1,1,1]
; CHECK-SSE-NEXT:    cvtdq2ps %xmm0, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    mulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    movaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-SSE-NEXT:    movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-SSE-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    mulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    punpcklwd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
; CHECK-SSE-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1],xmm0[2],mem[2],xmm0[3],mem[3]
; CHECK-SSE-NEXT:    addq $40, %rsp
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fmul_pow_shl_cnt_vec_fail_to_large:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    subq $56, %rsp
; CHECK-AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
; CHECK-AVX2-NEXT:    vpmovsxbd {{.*#+}} ymm1 = [2,2,0,0,0,0,0,0]
; CHECK-AVX2-NEXT:    vpsllvd %ymm0, %ymm1, %ymm0
; CHECK-AVX2-NEXT:    vmovdqu %ymm0, {{[-0-9]+}}(%r{{[sb]}}p) # 32-byte Spill
; CHECK-AVX2-NEXT:    vpextrw $2, %xmm0, %eax
; CHECK-AVX2-NEXT:    vcvtsi2ss %eax, %xmm2, %xmm0
; CHECK-AVX2-NEXT:    vzeroupper
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; CHECK-AVX2-NEXT:    vmovdqu {{[-0-9]+}}(%r{{[sb]}}p), %ymm0 # 32-byte Reload
; CHECK-AVX2-NEXT:    vpextrw $0, %xmm0, %eax
; CHECK-AVX2-NEXT:    vcvtsi2ss %eax, %xmm2, %xmm0
; CHECK-AVX2-NEXT:    vzeroupper
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovaps %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; CHECK-AVX2-NEXT:    vmovss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; CHECK-AVX2-NEXT:    # xmm0 = mem[0],zero,zero,zero
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmulss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    vmovdqa {{[-0-9]+}}(%r{{[sb]}}p), %xmm1 # 16-byte Reload
; CHECK-AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
; CHECK-AVX2-NEXT:    addq $56, %rsp
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fmul_pow_shl_cnt_vec_fail_to_large:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
; CHECK-NO-FASTFMA-NEXT:    vpmovsxbd {{.*#+}} ymm1 = [2,2,0,0,0,0,0,0]
; CHECK-NO-FASTFMA-NEXT:    vpsllvd %ymm0, %ymm1, %ymm0
; CHECK-NO-FASTFMA-NEXT:    vpmovdw %zmm0, %ymm0
; CHECK-NO-FASTFMA-NEXT:    vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
; CHECK-NO-FASTFMA-NEXT:    vcvtdq2ps %ymm0, %ymm0
; CHECK-NO-FASTFMA-NEXT:    vcvtps2ph $4, %ymm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vcvtph2ps %xmm0, %ymm0
; CHECK-NO-FASTFMA-NEXT:    vbroadcastss {{.*#+}} ymm1 = [1.5E+1,1.5E+1,1.5E+1,1.5E+1,1.5E+1,1.5E+1,1.5E+1,1.5E+1]
; CHECK-NO-FASTFMA-NEXT:    vmulps %ymm1, %ymm0, %ymm0
; CHECK-NO-FASTFMA-NEXT:    vcvtps2ph $4, %ymm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vzeroupper
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fmul_pow_shl_cnt_vec_fail_to_large:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    vpbroadcastw {{.*#+}} xmm1 = [2,2,2,2,2,2,2,2]
; CHECK-FMA-NEXT:    vpsllvw %xmm0, %xmm1, %xmm0
; CHECK-FMA-NEXT:    vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
; CHECK-FMA-NEXT:    vcvtdq2ps %ymm0, %ymm0
; CHECK-FMA-NEXT:    vcvtps2ph $4, %ymm0, %xmm0
; CHECK-FMA-NEXT:    vcvtph2ps %xmm0, %ymm0
; CHECK-FMA-NEXT:    vmulps {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to8}, %ymm0, %ymm0
; CHECK-FMA-NEXT:    vcvtps2ph $4, %ymm0, %xmm0
; CHECK-FMA-NEXT:    vzeroupper
; CHECK-FMA-NEXT:    retq
  %shl = shl nsw nuw <2 x i16> <i16 2, i16 2>, %cnt
  %conv = uitofp <2 x i16> %shl to <2 x half>
  %mul = fmul <2 x half> <half 15.000000e+00, half 15.000000e+00>, %conv
  ret <2 x half> %mul
}

define double @fmul_pow_shl_cnt_fail_maybe_bad_exp(i64 %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt_fail_maybe_bad_exp:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    movq %rdi, %rcx
; CHECK-SSE-NEXT:    movl $1, %eax
; CHECK-SSE-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-SSE-NEXT:    shlq %cl, %rax
; CHECK-SSE-NEXT:    movq %rax, %xmm1
; CHECK-SSE-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],mem[0],xmm1[1],mem[1]
; CHECK-SSE-NEXT:    subpd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
; CHECK-SSE-NEXT:    movapd %xmm1, %xmm0
; CHECK-SSE-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; CHECK-SSE-NEXT:    addsd %xmm1, %xmm0
; CHECK-SSE-NEXT:    mulsd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fmul_pow_shl_cnt_fail_maybe_bad_exp:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    movq %rdi, %rcx
; CHECK-AVX2-NEXT:    movl $1, %eax
; CHECK-AVX2-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-AVX2-NEXT:    shlq %cl, %rax
; CHECK-AVX2-NEXT:    vmovq %rax, %xmm0
; CHECK-AVX2-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
; CHECK-AVX2-NEXT:    vsubpd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    vshufpd {{.*#+}} xmm1 = xmm0[1,0]
; CHECK-AVX2-NEXT:    vaddsd %xmm0, %xmm1, %xmm0
; CHECK-AVX2-NEXT:    vmulsd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fmul_pow_shl_cnt_fail_maybe_bad_exp:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    movq %rdi, %rcx
; CHECK-NO-FASTFMA-NEXT:    movl $1, %eax
; CHECK-NO-FASTFMA-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-NO-FASTFMA-NEXT:    shlq %cl, %rax
; CHECK-NO-FASTFMA-NEXT:    vcvtusi2sd %rax, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vmulsd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fmul_pow_shl_cnt_fail_maybe_bad_exp:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    movl $1, %eax
; CHECK-FMA-NEXT:    shlxq %rdi, %rax, %rax
; CHECK-FMA-NEXT:    vcvtusi2sd %rax, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vmulsd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; CHECK-FMA-NEXT:    retq
  %shl = shl nuw i64 1, %cnt
  %conv = uitofp i64 %shl to double
  %mul = fmul double 9.745314e+288, %conv
  ret double %mul
}

define double @fmul_pow_shl_cnt_safe(i16 %cnt) nounwind {
; CHECK-SSE-LABEL: fmul_pow_shl_cnt_safe:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    # kill: def $edi killed $edi def $rdi
; CHECK-SSE-NEXT:    shlq $52, %rdi
; CHECK-SSE-NEXT:    movabsq $8930638061065157010, %rax # imm = 0x7BEFFFFFFF5F3992
; CHECK-SSE-NEXT:    addq %rdi, %rax
; CHECK-SSE-NEXT:    movq %rax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fmul_pow_shl_cnt_safe:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    # kill: def $edi killed $edi def $rdi
; CHECK-AVX-NEXT:    shlq $52, %rdi
; CHECK-AVX-NEXT:    movabsq $8930638061065157010, %rax # imm = 0x7BEFFFFFFF5F3992
; CHECK-AVX-NEXT:    addq %rdi, %rax
; CHECK-AVX-NEXT:    vmovq %rax, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nuw i16 1, %cnt
  %conv = uitofp i16 %shl to double
  %mul = fmul double 9.745314e+288, %conv
  ret double %mul
}

define <2 x double> @fdiv_pow_shl_cnt_vec(<2 x i64> %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt_vec:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    psllq $52, %xmm0
; CHECK-SSE-NEXT:    movdqa {{.*#+}} xmm1 = [4607182418800017408,4607182418800017408]
; CHECK-SSE-NEXT:    psubq %xmm0, %xmm1
; CHECK-SSE-NEXT:    movdqa %xmm1, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fdiv_pow_shl_cnt_vec:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    vpsllq $52, %xmm0, %xmm0
; CHECK-AVX-NEXT:    vpbroadcastq {{.*#+}} xmm1 = [4607182418800017408,4607182418800017408]
; CHECK-AVX-NEXT:    vpsubq %xmm0, %xmm1, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nuw <2 x i64> <i64 1, i64 1>, %cnt
  %conv = uitofp <2 x i64> %shl to <2 x double>
  %mul = fdiv <2 x double> <double 1.000000e+00, double 1.000000e+00>, %conv
  ret <2 x double> %mul
}

define <2 x float> @fdiv_pow_shl_cnt_vec_with_expensive_cast(<2 x i64> %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt_vec_with_expensive_cast:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[0,2,2,3]
; CHECK-SSE-NEXT:    pslld $23, %xmm1
; CHECK-SSE-NEXT:    movdqa {{.*#+}} xmm0 = [1065353216,1065353216,u,u]
; CHECK-SSE-NEXT:    psubd %xmm1, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fdiv_pow_shl_cnt_vec_with_expensive_cast:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
; CHECK-AVX-NEXT:    vpslld $23, %xmm0, %xmm0
; CHECK-AVX-NEXT:    vpbroadcastd {{.*#+}} xmm1 = [1065353216,1065353216,1065353216,1065353216]
; CHECK-AVX-NEXT:    vpsubd %xmm0, %xmm1, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nuw <2 x i64> <i64 1, i64 1>, %cnt
  %conv = uitofp <2 x i64> %shl to <2 x float>
  %mul = fdiv <2 x float> <float 1.000000e+00, float 1.000000e+00>, %conv
  ret <2 x float> %mul
}

define float @fdiv_pow_shl_cnt_fail_maybe_z(i64 %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt_fail_maybe_z:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    movq %rdi, %rcx
; CHECK-SSE-NEXT:    movl $8, %eax
; CHECK-SSE-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-SSE-NEXT:    shlq %cl, %rax
; CHECK-SSE-NEXT:    testq %rax, %rax
; CHECK-SSE-NEXT:    js .LBB22_1
; CHECK-SSE-NEXT:  # %bb.2:
; CHECK-SSE-NEXT:    cvtsi2ss %rax, %xmm1
; CHECK-SSE-NEXT:    jmp .LBB22_3
; CHECK-SSE-NEXT:  .LBB22_1:
; CHECK-SSE-NEXT:    shrq %rax
; CHECK-SSE-NEXT:    cvtsi2ss %rax, %xmm1
; CHECK-SSE-NEXT:    addss %xmm1, %xmm1
; CHECK-SSE-NEXT:  .LBB22_3:
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [-9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    divss %xmm1, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fdiv_pow_shl_cnt_fail_maybe_z:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    movq %rdi, %rcx
; CHECK-AVX2-NEXT:    movl $8, %eax
; CHECK-AVX2-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-AVX2-NEXT:    shlq %cl, %rax
; CHECK-AVX2-NEXT:    testq %rax, %rax
; CHECK-AVX2-NEXT:    js .LBB22_1
; CHECK-AVX2-NEXT:  # %bb.2:
; CHECK-AVX2-NEXT:    vcvtsi2ss %rax, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    jmp .LBB22_3
; CHECK-AVX2-NEXT:  .LBB22_1:
; CHECK-AVX2-NEXT:    shrq %rax
; CHECK-AVX2-NEXT:    vcvtsi2ss %rax, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    vaddss %xmm0, %xmm0, %xmm0
; CHECK-AVX2-NEXT:  .LBB22_3:
; CHECK-AVX2-NEXT:    vmovss {{.*#+}} xmm1 = [-9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fdiv_pow_shl_cnt_fail_maybe_z:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    movq %rdi, %rcx
; CHECK-NO-FASTFMA-NEXT:    movl $8, %eax
; CHECK-NO-FASTFMA-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-NO-FASTFMA-NEXT:    shlq %cl, %rax
; CHECK-NO-FASTFMA-NEXT:    vcvtusi2ss %rax, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vmovss {{.*#+}} xmm1 = [-9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-NO-FASTFMA-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fdiv_pow_shl_cnt_fail_maybe_z:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    movl $8, %eax
; CHECK-FMA-NEXT:    shlxq %rdi, %rax, %rax
; CHECK-FMA-NEXT:    vcvtusi2ss %rax, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vmovss {{.*#+}} xmm1 = [-9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-FMA-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-FMA-NEXT:    retq
  %shl = shl i64 8, %cnt
  %conv = uitofp i64 %shl to float
  %mul = fdiv float -9.000000e+00, %conv
  ret float %mul
}

define float @fdiv_pow_shl_cnt_fail_neg_int(i64 %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt_fail_neg_int:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    movq %rdi, %rcx
; CHECK-SSE-NEXT:    movl $8, %eax
; CHECK-SSE-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-SSE-NEXT:    shlq %cl, %rax
; CHECK-SSE-NEXT:    cvtsi2ss %rax, %xmm1
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [-9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    divss %xmm1, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fdiv_pow_shl_cnt_fail_neg_int:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    movq %rdi, %rcx
; CHECK-AVX2-NEXT:    movl $8, %eax
; CHECK-AVX2-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-AVX2-NEXT:    shlq %cl, %rax
; CHECK-AVX2-NEXT:    vcvtsi2ss %rax, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    vmovss {{.*#+}} xmm1 = [-9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fdiv_pow_shl_cnt_fail_neg_int:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    movq %rdi, %rcx
; CHECK-NO-FASTFMA-NEXT:    movl $8, %eax
; CHECK-NO-FASTFMA-NEXT:    # kill: def $cl killed $cl killed $rcx
; CHECK-NO-FASTFMA-NEXT:    shlq %cl, %rax
; CHECK-NO-FASTFMA-NEXT:    vcvtsi2ss %rax, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vmovss {{.*#+}} xmm1 = [-9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-NO-FASTFMA-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fdiv_pow_shl_cnt_fail_neg_int:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    movl $8, %eax
; CHECK-FMA-NEXT:    shlxq %rdi, %rax, %rax
; CHECK-FMA-NEXT:    vcvtsi2ss %rax, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vmovss {{.*#+}} xmm1 = [-9.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-FMA-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-FMA-NEXT:    retq
  %shl = shl i64 8, %cnt
  %conv = sitofp i64 %shl to float
  %mul = fdiv float -9.000000e+00, %conv
  ret float %mul
}

define float @fdiv_pow_shl_cnt(i64 %cnt_in) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    andl $31, %edi
; CHECK-SSE-NEXT:    shll $23, %edi
; CHECK-SSE-NEXT:    movl $-1115684864, %eax # imm = 0xBD800000
; CHECK-SSE-NEXT:    subl %edi, %eax
; CHECK-SSE-NEXT:    movd %eax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fdiv_pow_shl_cnt:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    andl $31, %edi
; CHECK-AVX-NEXT:    shll $23, %edi
; CHECK-AVX-NEXT:    movl $-1115684864, %eax # imm = 0xBD800000
; CHECK-AVX-NEXT:    subl %edi, %eax
; CHECK-AVX-NEXT:    vmovd %eax, %xmm0
; CHECK-AVX-NEXT:    retq
  %cnt = and i64 %cnt_in, 31
  %shl = shl i64 8, %cnt
  %conv = sitofp i64 %shl to float
  %mul = fdiv float -0.500000e+00, %conv
  ret float %mul
}

define half @fdiv_pow_shl_cnt_fail_out_of_bounds(i32 %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt_fail_out_of_bounds:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    pushq %rax
; CHECK-SSE-NEXT:    movl %edi, %ecx
; CHECK-SSE-NEXT:    movl $1, %eax
; CHECK-SSE-NEXT:    # kill: def $cl killed $cl killed $ecx
; CHECK-SSE-NEXT:    shll %cl, %eax
; CHECK-SSE-NEXT:    cvtsi2ss %rax, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm1 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    divss %xmm0, %xmm1
; CHECK-SSE-NEXT:    movaps %xmm1, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    popq %rax
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fdiv_pow_shl_cnt_fail_out_of_bounds:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    pushq %rax
; CHECK-AVX2-NEXT:    movl %edi, %ecx
; CHECK-AVX2-NEXT:    movl $1, %eax
; CHECK-AVX2-NEXT:    # kill: def $cl killed $cl killed $ecx
; CHECK-AVX2-NEXT:    shll %cl, %eax
; CHECK-AVX2-NEXT:    vcvtsi2ss %rax, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmovss {{.*#+}} xmm1 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    popq %rax
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fdiv_pow_shl_cnt_fail_out_of_bounds:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    movl %edi, %ecx
; CHECK-NO-FASTFMA-NEXT:    movl $1, %eax
; CHECK-NO-FASTFMA-NEXT:    # kill: def $cl killed $cl killed $ecx
; CHECK-NO-FASTFMA-NEXT:    shll %cl, %eax
; CHECK-NO-FASTFMA-NEXT:    vcvtusi2ss %eax, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vcvtph2ps %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vmovss {{.*#+}} xmm1 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-NO-FASTFMA-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vmovd %xmm0, %eax
; CHECK-NO-FASTFMA-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fdiv_pow_shl_cnt_fail_out_of_bounds:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    movl $1, %eax
; CHECK-FMA-NEXT:    shlxl %edi, %eax, %eax
; CHECK-FMA-NEXT:    vcvtusi2ss %eax, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vcvtph2ps %xmm0, %xmm0
; CHECK-FMA-NEXT:    vmovss {{.*#+}} xmm1 = [8.192E+3,0.0E+0,0.0E+0,0.0E+0]
; CHECK-FMA-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-FMA-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vmovd %xmm0, %eax
; CHECK-FMA-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-FMA-NEXT:    retq
  %shl = shl nuw i32 1, %cnt
  %conv = uitofp i32 %shl to half
  %mul = fdiv half 0xH7000, %conv
  ret half %mul
}

define half @fdiv_pow_shl_cnt_in_bounds(i16 %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt_in_bounds:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    shll $10, %edi
; CHECK-SSE-NEXT:    movl $28672, %eax # imm = 0x7000
; CHECK-SSE-NEXT:    subl %edi, %eax
; CHECK-SSE-NEXT:    pinsrw $0, %eax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fdiv_pow_shl_cnt_in_bounds:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    shll $10, %edi
; CHECK-AVX-NEXT:    movl $28672, %eax # imm = 0x7000
; CHECK-AVX-NEXT:    subl %edi, %eax
; CHECK-AVX-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nuw i16 1, %cnt
  %conv = uitofp i16 %shl to half
  %mul = fdiv half 0xH7000, %conv
  ret half %mul
}

define half @fdiv_pow_shl_cnt_in_bounds2(i16 %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt_in_bounds2:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    shll $10, %edi
; CHECK-SSE-NEXT:    movl $18432, %eax # imm = 0x4800
; CHECK-SSE-NEXT:    subl %edi, %eax
; CHECK-SSE-NEXT:    pinsrw $0, %eax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fdiv_pow_shl_cnt_in_bounds2:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    shll $10, %edi
; CHECK-AVX-NEXT:    movl $18432, %eax # imm = 0x4800
; CHECK-AVX-NEXT:    subl %edi, %eax
; CHECK-AVX-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nuw i16 1, %cnt
  %conv = uitofp i16 %shl to half
  %mul = fdiv half 0xH4800, %conv
  ret half %mul
}

define half @fdiv_pow_shl_cnt_fail_out_of_bound2(i16 %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt_fail_out_of_bound2:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    pushq %rax
; CHECK-SSE-NEXT:    movl %edi, %ecx
; CHECK-SSE-NEXT:    movl $1, %eax
; CHECK-SSE-NEXT:    # kill: def $cl killed $cl killed $ecx
; CHECK-SSE-NEXT:    shll %cl, %eax
; CHECK-SSE-NEXT:    movzwl %ax, %eax
; CHECK-SSE-NEXT:    cvtsi2ss %eax, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    callq __extendhfsf2@PLT
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm1 = [2.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    divss %xmm0, %xmm1
; CHECK-SSE-NEXT:    movaps %xmm1, %xmm0
; CHECK-SSE-NEXT:    callq __truncsfhf2@PLT
; CHECK-SSE-NEXT:    popq %rax
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fdiv_pow_shl_cnt_fail_out_of_bound2:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    pushq %rax
; CHECK-AVX2-NEXT:    movl %edi, %ecx
; CHECK-AVX2-NEXT:    movl $1, %eax
; CHECK-AVX2-NEXT:    # kill: def $cl killed $cl killed $ecx
; CHECK-AVX2-NEXT:    shll %cl, %eax
; CHECK-AVX2-NEXT:    movzwl %ax, %eax
; CHECK-AVX2-NEXT:    vcvtsi2ss %eax, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    callq __extendhfsf2@PLT
; CHECK-AVX2-NEXT:    vmovss {{.*#+}} xmm1 = [2.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-AVX2-NEXT:    callq __truncsfhf2@PLT
; CHECK-AVX2-NEXT:    popq %rax
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fdiv_pow_shl_cnt_fail_out_of_bound2:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    movl %edi, %ecx
; CHECK-NO-FASTFMA-NEXT:    movl $1, %eax
; CHECK-NO-FASTFMA-NEXT:    # kill: def $cl killed $cl killed $ecx
; CHECK-NO-FASTFMA-NEXT:    shll %cl, %eax
; CHECK-NO-FASTFMA-NEXT:    movzwl %ax, %eax
; CHECK-NO-FASTFMA-NEXT:    vcvtsi2ss %eax, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vcvtph2ps %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vmovss {{.*#+}} xmm1 = [2.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-NO-FASTFMA-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vmovd %xmm0, %eax
; CHECK-NO-FASTFMA-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fdiv_pow_shl_cnt_fail_out_of_bound2:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    movl $1, %eax
; CHECK-FMA-NEXT:    shlxl %edi, %eax, %eax
; CHECK-FMA-NEXT:    movzwl %ax, %eax
; CHECK-FMA-NEXT:    vcvtsi2ss %eax, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vcvtph2ps %xmm0, %xmm0
; CHECK-FMA-NEXT:    vmovss {{.*#+}} xmm1 = [2.0E+0,0.0E+0,0.0E+0,0.0E+0]
; CHECK-FMA-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-FMA-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vmovd %xmm0, %eax
; CHECK-FMA-NEXT:    vpinsrw $0, %eax, %xmm0, %xmm0
; CHECK-FMA-NEXT:    retq
  %shl = shl nuw i16 1, %cnt
  %conv = uitofp i16 %shl to half
  %mul = fdiv half 0xH4000, %conv
  ret half %mul
}

define double @fdiv_pow_shl_cnt32_to_dbl_okay(i32 %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt32_to_dbl_okay:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    # kill: def $edi killed $edi def $rdi
; CHECK-SSE-NEXT:    shlq $52, %rdi
; CHECK-SSE-NEXT:    movabsq $3936146074321813504, %rax # imm = 0x36A0000000000000
; CHECK-SSE-NEXT:    subq %rdi, %rax
; CHECK-SSE-NEXT:    movq %rax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fdiv_pow_shl_cnt32_to_dbl_okay:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    # kill: def $edi killed $edi def $rdi
; CHECK-AVX-NEXT:    shlq $52, %rdi
; CHECK-AVX-NEXT:    movabsq $3936146074321813504, %rax # imm = 0x36A0000000000000
; CHECK-AVX-NEXT:    subq %rdi, %rax
; CHECK-AVX-NEXT:    vmovq %rax, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nuw i32 1, %cnt
  %conv = uitofp i32 %shl to double
  %mul = fdiv double 0x36A0000000000000, %conv
  ret double %mul
}

define float @fdiv_pow_shl_cnt32_out_of_bounds2(i32 %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt32_out_of_bounds2:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    movl %edi, %ecx
; CHECK-SSE-NEXT:    movl $1, %eax
; CHECK-SSE-NEXT:    # kill: def $cl killed $cl killed $ecx
; CHECK-SSE-NEXT:    shll %cl, %eax
; CHECK-SSE-NEXT:    cvtsi2ss %rax, %xmm1
; CHECK-SSE-NEXT:    movss {{.*#+}} xmm0 = [1.00974148E-28,0.0E+0,0.0E+0,0.0E+0]
; CHECK-SSE-NEXT:    divss %xmm1, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX2-LABEL: fdiv_pow_shl_cnt32_out_of_bounds2:
; CHECK-AVX2:       # %bb.0:
; CHECK-AVX2-NEXT:    movl %edi, %ecx
; CHECK-AVX2-NEXT:    movl $1, %eax
; CHECK-AVX2-NEXT:    # kill: def $cl killed $cl killed $ecx
; CHECK-AVX2-NEXT:    shll %cl, %eax
; CHECK-AVX2-NEXT:    vcvtsi2ss %rax, %xmm0, %xmm0
; CHECK-AVX2-NEXT:    vmovss {{.*#+}} xmm1 = [1.00974148E-28,0.0E+0,0.0E+0,0.0E+0]
; CHECK-AVX2-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-AVX2-NEXT:    retq
;
; CHECK-NO-FASTFMA-LABEL: fdiv_pow_shl_cnt32_out_of_bounds2:
; CHECK-NO-FASTFMA:       # %bb.0:
; CHECK-NO-FASTFMA-NEXT:    movl %edi, %ecx
; CHECK-NO-FASTFMA-NEXT:    movl $1, %eax
; CHECK-NO-FASTFMA-NEXT:    # kill: def $cl killed $cl killed $ecx
; CHECK-NO-FASTFMA-NEXT:    shll %cl, %eax
; CHECK-NO-FASTFMA-NEXT:    vcvtusi2ss %eax, %xmm0, %xmm0
; CHECK-NO-FASTFMA-NEXT:    vmovss {{.*#+}} xmm1 = [1.00974148E-28,0.0E+0,0.0E+0,0.0E+0]
; CHECK-NO-FASTFMA-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-NO-FASTFMA-NEXT:    retq
;
; CHECK-FMA-LABEL: fdiv_pow_shl_cnt32_out_of_bounds2:
; CHECK-FMA:       # %bb.0:
; CHECK-FMA-NEXT:    movl $1, %eax
; CHECK-FMA-NEXT:    shlxl %edi, %eax, %eax
; CHECK-FMA-NEXT:    vcvtusi2ss %eax, %xmm0, %xmm0
; CHECK-FMA-NEXT:    vmovss {{.*#+}} xmm1 = [1.00974148E-28,0.0E+0,0.0E+0,0.0E+0]
; CHECK-FMA-NEXT:    vdivss %xmm0, %xmm1, %xmm0
; CHECK-FMA-NEXT:    retq
  %shl = shl nuw i32 1, %cnt
  %conv = uitofp i32 %shl to float
  %mul = fdiv float 0x3a1fffff00000000, %conv
  ret float %mul
}

define float @fdiv_pow_shl_cnt32_okay(i32 %cnt) nounwind {
; CHECK-SSE-LABEL: fdiv_pow_shl_cnt32_okay:
; CHECK-SSE:       # %bb.0:
; CHECK-SSE-NEXT:    shll $23, %edi
; CHECK-SSE-NEXT:    movl $285212672, %eax # imm = 0x11000000
; CHECK-SSE-NEXT:    subl %edi, %eax
; CHECK-SSE-NEXT:    movd %eax, %xmm0
; CHECK-SSE-NEXT:    retq
;
; CHECK-AVX-LABEL: fdiv_pow_shl_cnt32_okay:
; CHECK-AVX:       # %bb.0:
; CHECK-AVX-NEXT:    shll $23, %edi
; CHECK-AVX-NEXT:    movl $285212672, %eax # imm = 0x11000000
; CHECK-AVX-NEXT:    subl %edi, %eax
; CHECK-AVX-NEXT:    vmovd %eax, %xmm0
; CHECK-AVX-NEXT:    retq
  %shl = shl nuw i32 1, %cnt
  %conv = uitofp i32 %shl to float
  %mul = fdiv float 0x3a20000000000000, %conv
  ret float %mul
}