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LegalizeDAG: Allow type promotion of scalar loads

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169773 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tom Stellard 2012-12-10 21:41:58 +00:00
parent 8b7f16e971
commit f45d11b56b
1 changed files with 2 additions and 3 deletions
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5
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
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@ -890,10 +890,9 @@ void SelectionDAGLegalize::LegalizeLoadOps(SDNode *Node) {
break;
}
case TargetLowering::Promote: {
// Only promote a load of vector type to another.
assert(VT.isVector() && "Cannot promote this load!");
// Change base type to a different vector type.
EVT NVT = TLI.getTypeToPromoteTo(Node->getOpcode(), VT);
assert(NVT.getSizeInBits() == VT.getSizeInBits() &&
"Can only promote loads to same size type");
SDValue Res = DAG.getLoad(NVT, dl, Chain, Ptr, LD->getPointerInfo(),
LD->isVolatile(), LD->isNonTemporal(),