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authorDuncan Sands <baldrick@free.fr>2009-02-14 10:56:35 +0000
committerDuncan Sands <baldrick@free.fr>2009-02-14 10:56:35 +0000
commitd869b3847f1dee78e1e4e1ed3cb41bd3ab0a079c (patch)
treeaf61eb3497d043f8b767efa3130d280330182285 /lib/Analysis/AliasAnalysis.cpp
parent178eaf37f6b7a922c11bf69ed99c04172bf0a063 (diff)
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Generalize some alias analysis logic from atomic
intrinsics to any IntrWriteArgMem intrinsics. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64551 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/AliasAnalysis.cpp')
-rw-r--r--lib/Analysis/AliasAnalysis.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/Analysis/AliasAnalysis.cpp b/lib/Analysis/AliasAnalysis.cpp
index 67b2faa..c5523ec 100644
--- a/lib/Analysis/AliasAnalysis.cpp
+++ b/lib/Analysis/AliasAnalysis.cpp
@@ -124,8 +124,13 @@ AliasAnalysis::getModRefBehavior(Function *F,
if (F->doesNotAccessMemory())
// Can't do better than this.
return DoesNotAccessMemory;
- else if (F->onlyReadsMemory())
+ if (F->onlyReadsMemory())
return OnlyReadsMemory;
+ if (unsigned id = F->getIntrinsicID()) {
+#define GET_INTRINSIC_MODREF_BEHAVIOR
+#include "llvm/Intrinsics.gen"
+#undef GET_INTRINSIC_MODREF_BEHAVIOR
+ }
}
return UnknownModRefBehavior;
}