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| author | Dan Gohman <gohman@apple.com> | 2010-11-11 16:21:47 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-11-11 16:21:47 +0000 |
| commit | 5aae3dcb53b89344d598eee7e1021dce7ec6345c (patch) | |
| tree | 35c110b9311c64ac16cd3b628f23faae0fe1d17e /lib/Transforms/Scalar/Sink.cpp | |
| parent | 2c71f18ff7f5e1504ffeff85f643314e84e6e5d9 (diff) | |
| download | llvm-5aae3dcb53b89344d598eee7e1021dce7ec6345c.tar.gz llvm-5aae3dcb53b89344d598eee7e1021dce7ec6345c.tar.bz2 llvm-5aae3dcb53b89344d598eee7e1021dce7ec6345c.tar.xz | |
Make Sink tbaa-aware.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118788 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/Sink.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/Sink.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/Sink.cpp b/lib/Transforms/Scalar/Sink.cpp index d6f1e93a81..a54ba8e0ae 100644 --- a/lib/Transforms/Scalar/Sink.cpp +++ b/lib/Transforms/Scalar/Sink.cpp @@ -15,6 +15,7 @@ #define DEBUG_TYPE "sink" #include "llvm/Transforms/Scalar.h" #include "llvm/IntrinsicInst.h" +#include "llvm/LLVMContext.h" #include "llvm/Analysis/Dominators.h" #include "llvm/Analysis/LoopInfo.h" #include "llvm/Analysis/AliasAnalysis.h" @@ -158,9 +159,11 @@ static bool isSafeToMove(Instruction *Inst, AliasAnalysis *AA, Value *Ptr = L->getPointerOperand(); uint64_t Size = AA->getTypeStoreSize(L->getType()); + const MDNode *TBAAInfo = L->getMetadata(LLVMContext::MD_tbaa); + AliasAnalysis::Location Loc(Ptr, Size, TBAAInfo); for (SmallPtrSet<Instruction *, 8>::iterator I = Stores.begin(), E = Stores.end(); I != E; ++I) - if (AA->getModRefInfo(*I, Ptr, Size) & AliasAnalysis::Mod) + if (AA->getModRefInfo(*I, Loc) & AliasAnalysis::Mod) return false; } |