Get this working with LegalizeTypes: (1) don't

assume that i64 has been turned into a BUILD_PAIR
node (when called from LegalizeTypes this hasn't
happened yet) and don't use a vector shuffle mask
with an illegal element type.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57972 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands 2008-10-22 11:24:12 +00:00
parent cc499a4002
commit 6b6aeb3806

View File

@ -4760,15 +4760,19 @@ SDValue X86TargetLowering::LowerUINT_TO_FP(SDValue Op, SelectionDAG &DAG) {
SDValue UnpcklMask = DAG.getNode(ISD::BUILD_VECTOR, MVT::v4i32, &MaskVec[0],
MaskVec.size());
SmallVector<SDValue, 4> MaskVec2;
MaskVec2.push_back(DAG.getConstant(1, MVT::i64));
MaskVec2.push_back(DAG.getConstant(0, MVT::i64));
SDValue ShufMask = DAG.getNode(ISD::BUILD_VECTOR, MVT::v2i64, &MaskVec2[0],
MaskVec2.push_back(DAG.getConstant(1, MVT::i32));
MaskVec2.push_back(DAG.getConstant(0, MVT::i32));
SDValue ShufMask = DAG.getNode(ISD::BUILD_VECTOR, MVT::v2i32, &MaskVec2[0],
MaskVec2.size());
SDValue XR1 = DAG.getNode(ISD::SCALAR_TO_VECTOR, MVT::v4i32,
Op.getOperand(0).getOperand(1));
DAG.getNode(ISD::EXTRACT_ELEMENT, MVT::i32,
Op.getOperand(0),
DAG.getIntPtrConstant(1)));
SDValue XR2 = DAG.getNode(ISD::SCALAR_TO_VECTOR, MVT::v4i32,
Op.getOperand(0).getOperand(0));
DAG.getNode(ISD::EXTRACT_ELEMENT, MVT::i32,
Op.getOperand(0),
DAG.getIntPtrConstant(0)));
SDValue Unpck1 = DAG.getNode(ISD::VECTOR_SHUFFLE, MVT::v4i32,
XR1, XR2, UnpcklMask);
SDValue CLod0 = DAG.getLoad(MVT::v4i32, DAG.getEntryNode(), CPIdx0,