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authorChris Lattner <sabre@nondot.org>2010-11-21 07:51:27 +0000
committerChris Lattner <sabre@nondot.org>2010-11-21 07:51:27 +0000
commite90c5cb747631b315350e7ee7424048c7778bdf9 (patch)
treea7b226291ad299d1853a60b01b15e993f7710cfe /include
parentf6f1f062cc8029aa75ca7d0e99fbc1e0b453d07e (diff)
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add "getLocation" method to AliasAnalysis for getting the source and
destination location of a memcpy/memmove. I'm not clear about whether TBAA works on these, so I'm leaving it out for now. Dan, please revisit this when convenient. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119928 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
-rw-r--r--include/llvm/Analysis/AliasAnalysis.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/llvm/Analysis/AliasAnalysis.h b/include/llvm/Analysis/AliasAnalysis.h
index 5fe9d91..007724d 100644
--- a/include/llvm/Analysis/AliasAnalysis.h
+++ b/include/llvm/Analysis/AliasAnalysis.h
@@ -48,6 +48,7 @@ class VAArgInst;
class TargetData;
class Pass;
class AnalysisUsage;
+class MemTransferInst;
class AliasAnalysis {
protected:
@@ -135,6 +136,8 @@ public:
Location getLocation(const LoadInst *LI);
Location getLocation(const StoreInst *SI);
Location getLocation(const VAArgInst *VI);
+ Location getLocationForSource(const MemTransferInst *MTI);
+ Location getLocationForDest(const MemTransferInst *MTI);
/// Alias analysis result - Either we know for sure that it does not alias, we
/// know for sure it must alias, or we don't know anything: The two pointers