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[X86][SSE] Fix PerformSExtCombine bug that accessed the wrong return value of an aggregate type.
Fix to rL237885 to ensure that it accesses the correct return value of an aggregate type. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@240223 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -24239,7 +24239,7 @@ static SDValue PerformSExtCombine(SDNode *N, SelectionDAG &DAG,
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SDValue N0 = N->getOperand(0);
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EVT VT = N->getValueType(0);
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EVT SVT = VT.getScalarType();
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EVT InVT = N0->getValueType(0);
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EVT InVT = N0.getValueType();
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EVT InSVT = InVT.getScalarType();
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SDLoc DL(N);
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@ -24257,7 +24257,7 @@ static SDValue PerformSExtCombine(SDNode *N, SelectionDAG &DAG,
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}
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if (!DCI.isBeforeLegalizeOps()) {
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if (N0.getValueType() == MVT::i1) {
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if (InVT == MVT::i1) {
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SDValue Zero = DAG.getConstant(0, DL, VT);
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SDValue AllOnes =
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DAG.getConstant(APInt::getAllOnesValue(VT.getSizeInBits()), DL, VT);
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@ -24268,7 +24268,7 @@ static SDValue PerformSExtCombine(SDNode *N, SelectionDAG &DAG,
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if (VT.isVector()) {
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auto ExtendToVec128 = [&DAG](SDLoc DL, SDValue N) {
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EVT InVT = N->getValueType(0);
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EVT InVT = N.getValueType();
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EVT OutVT = EVT::getVectorVT(*DAG.getContext(), InVT.getScalarType(),
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128 / InVT.getScalarSizeInBits());
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SmallVector<SDValue, 8> Opnds(128 / InVT.getSizeInBits(),
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@ -1328,3 +1328,53 @@ define <8 x float> @uitofp_8vf32_i8(<16 x i8> %a) {
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%cvt = uitofp <8 x i8> %shuf to <8 x float>
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ret <8 x float> %cvt
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}
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;
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; Aggregates
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;
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%Arguments = type <{ <8 x i8>, <8 x i16>, <8 x float>* }>
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define void @aggregate_sitofp_8f32_i16(%Arguments* nocapture readonly %a0) {
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; SSE2-LABEL: aggregate_sitofp_8f32_i16:
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; SSE2: # BB#0:
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; SSE2-NEXT: movq 24(%rdi), %rax
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; SSE2-NEXT: movdqu 8(%rdi), %xmm0
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; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
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; SSE2-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0,0,1,1,2,2,3,3]
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; SSE2-NEXT: psrad $16, %xmm1
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; SSE2-NEXT: cvtdq2ps %xmm1, %xmm1
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; SSE2-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3]
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; SSE2-NEXT: psrad $16, %xmm0
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; SSE2-NEXT: cvtdq2ps %xmm0, %xmm0
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; SSE2-NEXT: movaps %xmm0, (%rax)
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; SSE2-NEXT: movaps %xmm1, 16(%rax)
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; SSE2-NEXT: retq
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;
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; AVX1-LABEL: aggregate_sitofp_8f32_i16:
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; AVX1: # BB#0:
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; AVX1-NEXT: movq 24(%rdi), %rax
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; AVX1-NEXT: vmovdqu 8(%rdi), %xmm0
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; AVX1-NEXT: vpmovsxwd %xmm0, %xmm1
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; AVX1-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
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; AVX1-NEXT: vpmovsxwd %xmm0, %xmm0
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; AVX1-NEXT: vinsertf128 $1, %xmm0, %ymm1, %ymm0
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; AVX1-NEXT: vcvtdq2ps %ymm0, %ymm0
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; AVX1-NEXT: vmovaps %ymm0, (%rax)
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; AVX1-NEXT: vzeroupper
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; AVX1-NEXT: retq
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;
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; AVX2-LABEL: aggregate_sitofp_8f32_i16:
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; AVX2: # BB#0:
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; AVX2-NEXT: movq 24(%rdi), %rax
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; AVX2-NEXT: vpmovsxwd 8(%rdi), %ymm0
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; AVX2-NEXT: vcvtdq2ps %ymm0, %ymm0
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; AVX2-NEXT: vmovaps %ymm0, (%rax)
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; AVX2-NEXT: vzeroupper
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; AVX2-NEXT: retq
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%1 = load %Arguments, %Arguments* %a0, align 1
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%2 = extractvalue %Arguments %1, 1
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%3 = extractvalue %Arguments %1, 2
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%4 = sitofp <8 x i16> %2 to <8 x float>
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store <8 x float> %4, <8 x float>* %3, align 32
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ret void
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}
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