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Fix EXTRACT_ELEMENT, EXTRACT_SUBVECTOR, and EXTRACT_VECTOR_ELT to

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use an intptr ValueType instead of i32 for the index operand in
getCopyToParts.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40987 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2007-08-10 14:59:38 +00:00
parent 594d37e21a
commit 25ac7e8364
2 changed files with 16 additions and 3 deletions
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8
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
View File

@ -718,6 +718,8 @@ static void getCopyToParts(SelectionDAG &DAG,
SDOperand *Parts,
unsigned NumParts,
MVT::ValueType PartVT) {
TargetLowering &TLI = DAG.getTargetLoweringInfo();
MVT::ValueType PtrVT = TLI.getPointerTy();
MVT::ValueType ValueVT = Val.getValueType();
if (!MVT::isVector(ValueVT) || NumParts == 1) {
@ -725,7 +727,7 @@ static void getCopyToParts(SelectionDAG &DAG,
if (NumParts > 1) {
for (unsigned i = 0; i != NumParts; ++i)
Parts[i] = DAG.getNode(ISD::EXTRACT_ELEMENT, PartVT, Val,
DAG.getConstant(i, MVT::i32));
DAG.getConstant(i, PtrVT));
if (!DAG.getTargetLoweringInfo().isLittleEndian())
std::reverse(Parts, Parts + NumParts);
return;
@ -776,11 +778,11 @@ static void getCopyToParts(SelectionDAG &DAG,
Ops[i] = DAG.getNode(ISD::EXTRACT_SUBVECTOR,
IntermediateVT, Val,
DAG.getConstant(i * (NumElements / NumIntermediates),
MVT::i32));
PtrVT));
else
Ops[i] = DAG.getNode(ISD::EXTRACT_VECTOR_ELT,
IntermediateVT, Val,
DAG.getConstant(i, MVT::i32));
DAG.getConstant(i, PtrVT));
// Split the intermediate operands into legal parts.
if (NumParts == NumIntermediates) {

11
test/CodeGen/X86/insertelement-copytoregs.ll Normal file
View File

@ -0,0 +1,11 @@
; RUN: llvm-as < %s | llc -march=x86-64 | grep -v IMPLICIT_DEF
define void @foo(<2 x float>* %p) {
%t = insertelement <2 x float> undef, float 0.0, i32 0
%v = insertelement <2 x float> %t, float 0.0, i32 1
br label %bb8
bb8:
store <2 x float> %v, <2 x float>* %p
ret void
}