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author | dim <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
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committer | dim <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
commit | 7b3392326c40c3c20697816acae597ba7b3144eb (patch) | |
tree | 2cbcf22585e99f8a87d12d5ff94f392c0d266819 /lib/Transforms/Utils/CloneFunction.cpp | |
parent | 1176aa52646fe641a4243a246aa7f960c708a274 (diff) | |
download | FreeBSD-src-7b3392326c40c3c20697816acae597ba7b3144eb.zip FreeBSD-src-7b3392326c40c3c20697816acae597ba7b3144eb.tar.gz |
Vendor import of llvm release_30 branch r142614:
http://llvm.org/svn/llvm-project/llvm/branches/release_30@142614
Diffstat (limited to 'lib/Transforms/Utils/CloneFunction.cpp')
-rw-r--r-- | lib/Transforms/Utils/CloneFunction.cpp | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/lib/Transforms/Utils/CloneFunction.cpp b/lib/Transforms/Utils/CloneFunction.cpp index 6ea831f..cf21f1e 100644 --- a/lib/Transforms/Utils/CloneFunction.cpp +++ b/lib/Transforms/Utils/CloneFunction.cpp @@ -331,15 +331,10 @@ ConstantFoldMappedInstruction(const Instruction *I) { TD); if (const LoadInst *LI = dyn_cast<LoadInst>(I)) - if (ConstantExpr *CE = dyn_cast<ConstantExpr>(Ops[0])) - if (!LI->isVolatile() && CE->getOpcode() == Instruction::GetElementPtr) - if (GlobalVariable *GV = dyn_cast<GlobalVariable>(CE->getOperand(0))) - if (GV->isConstant() && GV->hasDefinitiveInitializer()) - return ConstantFoldLoadThroughGEPConstantExpr(GV->getInitializer(), - CE); - - return ConstantFoldInstOperands(I->getOpcode(), I->getType(), &Ops[0], - Ops.size(), TD); + if (!LI->isVolatile()) + return ConstantFoldLoadFromConstPtr(Ops[0], TD); + + return ConstantFoldInstOperands(I->getOpcode(), I->getType(), Ops, TD); } /// CloneAndPruneFunctionInto - This works exactly like CloneFunctionInto, |