diff options
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 22bdace3453..2c1faa157dd 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -15543,7 +15543,6 @@ SDValue X86TargetLowering::LowerSINT_TO_FP(SDValue Op, MVT VT = Op.getSimpleValueType(); SDLoc dl(Op); - const TargetLowering &TLI = DAG.getTargetLoweringInfo(); if (SrcVT.isVector()) { if (SrcVT == MVT::v2i32 && VT == MVT::v2f64) { return DAG.getNode(X86ISD::CVTSI2P, dl, VT, @@ -15551,9 +15550,15 @@ SDValue X86TargetLowering::LowerSINT_TO_FP(SDValue Op, DAG.getUNDEF(SrcVT))); } if (SrcVT.getVectorElementType() == MVT::i1) { - if (SrcVT == MVT::v2i1 && TLI.isTypeLegal(SrcVT)) - return DAG.getNode(ISD::SINT_TO_FP, dl, Op.getValueType(), - DAG.getNode(ISD::SIGN_EXTEND, dl, MVT::v2i64, Src)); + if (SrcVT == MVT::v2i1) { + // For v2i1, we need to widen to v4i1 first. + assert(VT == MVT::v2f64 && "Unexpected type"); + Src = DAG.getNode(ISD::CONCAT_VECTORS, dl, MVT::v4i1, Src, + DAG.getUNDEF(MVT::v2i1)); + return DAG.getNode(X86ISD::CVTSI2P, dl, Op.getValueType(), + DAG.getNode(ISD::SIGN_EXTEND, dl, MVT::v4i32, Src)); + } + MVT IntegerVT = MVT::getVectorVT(MVT::i32, SrcVT.getVectorNumElements()); return DAG.getNode(ISD::SINT_TO_FP, dl, Op.getValueType(), DAG.getNode(ISD::SIGN_EXTEND, dl, IntegerVT, Src)); @@ -15903,9 +15908,15 @@ SDValue X86TargetLowering::lowerUINT_TO_FP_vec(SDValue Op, SDLoc dl(Op); if (SrcVT.getVectorElementType() == MVT::i1) { - if (SrcVT == MVT::v2i1) - return DAG.getNode(ISD::UINT_TO_FP, dl, Op.getValueType(), - DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::v2i64, N0)); + if (SrcVT == MVT::v2i1) { + // For v2i1, we need to widen to v4i1 first. + assert(Op.getValueType() == MVT::v2f64 && "Unexpected type"); + N0 = DAG.getNode(ISD::CONCAT_VECTORS, dl, MVT::v4i1, N0, + DAG.getUNDEF(MVT::v2i1)); + return DAG.getNode(X86ISD::CVTUI2P, dl, MVT::v2f64, + DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::v4i32, N0)); + } + MVT IntegerVT = MVT::getVectorVT(MVT::i32, SrcVT.getVectorNumElements()); return DAG.getNode(ISD::UINT_TO_FP, dl, Op.getValueType(), DAG.getNode(ISD::ZERO_EXTEND, dl, IntegerVT, N0)); |
