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[X86][SSE] Add test for extractelement with multiple uses
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@ -119,3 +119,49 @@ define void @t5(<2 x double> *%a0, double *%a1) {
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store volatile double %vecext, double* %a1, align 8
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store volatile double %vecext, double* %a1, align 8
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ret void
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ret void
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}
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}
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; Check for multiuse.
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define float @t6(<8 x float> *%a0) {
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; X32-SSE2-LABEL: t6:
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; X32-SSE2: # %bb.0:
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; X32-SSE2-NEXT: pushl %eax
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; X32-SSE2-NEXT: .cfi_def_cfa_offset 8
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; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-SSE2-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
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; X32-SSE2-NEXT: xorps %xmm1, %xmm1
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; X32-SSE2-NEXT: cmpeqss %xmm0, %xmm1
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; X32-SSE2-NEXT: movss {{.*#+}} xmm2 = mem[0],zero,zero,zero
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; X32-SSE2-NEXT: andps %xmm1, %xmm2
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; X32-SSE2-NEXT: andnps %xmm0, %xmm1
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; X32-SSE2-NEXT: orps %xmm2, %xmm1
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; X32-SSE2-NEXT: movss %xmm1, (%esp)
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; X32-SSE2-NEXT: flds (%esp)
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; X32-SSE2-NEXT: popl %eax
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; X32-SSE2-NEXT: .cfi_def_cfa_offset 4
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; X32-SSE2-NEXT: retl
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;
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; X64-SSSE3-LABEL: t6:
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; X64-SSSE3: # %bb.0:
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; X64-SSSE3-NEXT: movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
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; X64-SSSE3-NEXT: xorps %xmm0, %xmm0
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; X64-SSSE3-NEXT: cmpeqss %xmm1, %xmm0
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; X64-SSSE3-NEXT: movss {{.*#+}} xmm2 = mem[0],zero,zero,zero
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; X64-SSSE3-NEXT: andps %xmm0, %xmm2
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; X64-SSSE3-NEXT: andnps %xmm1, %xmm0
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; X64-SSSE3-NEXT: orps %xmm2, %xmm0
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; X64-SSSE3-NEXT: retq
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;
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; X64-AVX-LABEL: t6:
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; X64-AVX: # %bb.0:
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; X64-AVX-NEXT: vmovshdup {{.*#+}} xmm0 = mem[1,1,3,3]
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; X64-AVX-NEXT: vxorps %xmm1, %xmm1, %xmm1
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; X64-AVX-NEXT: vcmpeqss %xmm1, %xmm0, %xmm1
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; X64-AVX-NEXT: vmovss {{.*#+}} xmm2 = mem[0],zero,zero,zero
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; X64-AVX-NEXT: vblendvps %xmm1, %xmm2, %xmm0, %xmm0
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; X64-AVX-NEXT: retq
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%vecload = load <8 x float>, <8 x float>* %a0, align 32
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%vecext = extractelement <8 x float> %vecload, i32 1
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%cmp = fcmp oeq float %vecext, 0.000000e+00
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%cond = select i1 %cmp, float 1.000000e+00, float %vecext
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ret float %cond
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}
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