diff options
| author | Dan Gohman <gohman@apple.com> | 2010-08-03 00:56:30 +0000 | 
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-08-03 00:56:30 +0000 | 
| commit | da7182e116b903a801dc73a774d9476391c780db (patch) | |
| tree | 53f38f19f93749c5d039f2d2f61b66a32e400b55 /llvm/lib/Analysis/MemoryDependenceAnalysis.cpp | |
| parent | b0b9fe610ac7d69064b944217c925483ee217d0a (diff) | |
| download | llvm-da7182e116b903a801dc73a774d9476391c780db.zip llvm-da7182e116b903a801dc73a774d9476391c780db.tar.gz llvm-da7182e116b903a801dc73a774d9476391c780db.tar.bz2  | |
Add a convenient form of AliasAnalysis::alias for the case where the sizes
are unknown.
llvm-svn: 110090
Diffstat (limited to 'llvm/lib/Analysis/MemoryDependenceAnalysis.cpp')
| -rw-r--r-- | llvm/lib/Analysis/MemoryDependenceAnalysis.cpp | 6 | 
1 files changed, 2 insertions, 4 deletions
diff --git a/llvm/lib/Analysis/MemoryDependenceAnalysis.cpp b/llvm/lib/Analysis/MemoryDependenceAnalysis.cpp index 4c3cf80..e97bc3b 100644 --- a/llvm/lib/Analysis/MemoryDependenceAnalysis.cpp +++ b/llvm/lib/Analysis/MemoryDependenceAnalysis.cpp @@ -195,8 +195,7 @@ getPointerDependencyFrom(Value *MemPtr, uint64_t MemSize, bool isLoad,          // FIXME: This only considers queries directly on the invariant-tagged          // pointer, not on query pointers that are indexed off of them.  It'd          // be nice to handle that at some point. -        AliasAnalysis::AliasResult R =  -          AA->alias(II->getArgOperand(2), ~0U, MemPtr, ~0U); +        AliasAnalysis::AliasResult R = AA->alias(II->getArgOperand(2), MemPtr);          if (R == AliasAnalysis::MustAlias) {            InvariantTag = II->getArgOperand(0);            continue; @@ -208,8 +207,7 @@ getPointerDependencyFrom(Value *MemPtr, uint64_t MemSize, bool isLoad,          // FIXME: This only considers queries directly on the invariant-tagged          // pointer, not on query pointers that are indexed off of them.  It'd          // be nice to handle that at some point. -        AliasAnalysis::AliasResult R = -          AA->alias(II->getArgOperand(1), ~0U, MemPtr, ~0U); +        AliasAnalysis::AliasResult R = AA->alias(II->getArgOperand(1), MemPtr);          if (R == AliasAnalysis::MustAlias)            return MemDepResult::getDef(II);        }  | 
