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Add extload expansion for f128

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80116 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2009-08-26 17:39:40 +00:00
parent efc3f3a570
commit 62c77d33b1
1 changed files with 6 additions and 3 deletions
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9
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -1279,10 +1279,13 @@ SDValue SelectionDAGLegalize::LegalizeOp(SDValue Op) {
break;
case TargetLowering::Expand:
// f64 = EXTLOAD f32 should expand to LOAD, FP_EXTEND
if (SrcVT == MVT::f32 && Node->getValueType(0) == MVT::f64) {
// f128 = EXTLOAD {f32,f64} too
if ((SrcVT == MVT::f32 && (Node->getValueType(0) == MVT::f64 ||
Node->getValueType(0) == MVT::f128)) ||
(SrcVT == MVT::f64 && Node->getValueType(0) == MVT::f128)) {
SDValue Load = DAG.getLoad(SrcVT, dl, Tmp1, Tmp2, LD->getSrcValue(),
LD->getSrcValueOffset(),
LD->isVolatile(), LD->getAlignment());
LD->getSrcValueOffset(),
LD->isVolatile(), LD->getAlignment());
Result = DAG.getNode(ISD::FP_EXTEND, dl,
Node->getValueType(0), Load);
Tmp1 = LegalizeOp(Result); // Relegalize new nodes.