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Don't mark argument value stores as immutable, as otherwise the post-RA 

scheduler may reorder loads from them before the stores and other such
badness. PR8347. Patch by David Meyer

llvm-svn: 116602
This commit is contained in:
Jim Grosbach 2010-10-15 18:34:47 +00:00
parent f1b3681ed0
commit 2d00b1b2e5
1 changed files with 1 additions and 1 deletions
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2
llvm/lib/Target/ARM/ARMISelLowering.cpp
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@ -2217,7 +2217,7 @@ ARMTargetLowering::LowerFormalArguments(SDValue Chain,
AFI->setVarArgsFrameIndex( AFI->setVarArgsFrameIndex(
MFI->CreateFixedObject(VARegSaveSize, MFI->CreateFixedObject(VARegSaveSize,
ArgOffset + VARegSaveSize - VARegSize, ArgOffset + VARegSaveSize - VARegSize,
true)); false));
SDValue FIN = DAG.getFrameIndex(AFI->getVarArgsFrameIndex(), SDValue FIN = DAG.getFrameIndex(AFI->getVarArgsFrameIndex(),
getPointerTy()); getPointerTy());