Set NonLocalDepInfo's Size field to UnknownSize when invalidating
it, so that it doesn't appear to be a known size.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118748 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/Analysis/MemoryDependenceAnalysis.h b/include/llvm/Analysis/MemoryDependenceAnalysis.h
index c1a1536..cc34992 100644
--- a/include/llvm/Analysis/MemoryDependenceAnalysis.h
+++ b/include/llvm/Analysis/MemoryDependenceAnalysis.h
@@ -234,7 +234,7 @@
/// pointer. May be null if there are no tags or conflicting tags.
const MDNode *TBAATag;
- NonLocalPointerInfo() : Size(0), TBAATag(0) {}
+ NonLocalPointerInfo() : Size(AliasAnalysis::UnknownSize), TBAATag(0) {}
};
/// CachedNonLocalPointerInfo - This map stores the cached results of doing
diff --git a/lib/Analysis/MemoryDependenceAnalysis.cpp b/lib/Analysis/MemoryDependenceAnalysis.cpp
index ea682ec..f29ff4a 100644
--- a/lib/Analysis/MemoryDependenceAnalysis.cpp
+++ b/lib/Analysis/MemoryDependenceAnalysis.cpp
@@ -860,7 +860,7 @@
CacheInfo->Pair = BBSkipFirstBlockPair(StartBB, SkipFirstBlock);
else {
CacheInfo->Pair = BBSkipFirstBlockPair();
- CacheInfo->Size = 0;
+ CacheInfo->Size = AliasAnalysis::UnknownSize;
CacheInfo->TBAATag = 0;
}
@@ -986,7 +986,7 @@
// cached value to do more work but not miss the phi trans failure.
NonLocalPointerInfo &NLPI = NonLocalPointerDeps[CacheKey];
NLPI.Pair = BBSkipFirstBlockPair();
- NLPI.Size = 0;
+ NLPI.Size = AliasAnalysis::UnknownSize;
NLPI.TBAATag = 0;
continue;
}
@@ -1015,7 +1015,7 @@
// specific block queries) but we can't do the fastpath "return all
// results from the set" Clear out the indicator for this.
CacheInfo->Pair = BBSkipFirstBlockPair();
- CacheInfo->Size = 0;
+ CacheInfo->Size = AliasAnalysis::UnknownSize;
CacheInfo->TBAATag = 0;
SkipFirstBlock = false;
continue;
@@ -1034,7 +1034,7 @@
// specific block queries) but we can't do the fastpath "return all
// results from the set". Clear out the indicator for this.
CacheInfo->Pair = BBSkipFirstBlockPair();
- CacheInfo->Size = 0;
+ CacheInfo->Size = AliasAnalysis::UnknownSize;
CacheInfo->TBAATag = 0;
// If *nothing* works, mark the pointer as being clobbered by the first
@@ -1252,7 +1252,7 @@
// The cache is not valid for any specific block anymore.
NonLocalPointerDeps[P].Pair = BBSkipFirstBlockPair();
- NonLocalPointerDeps[P].Size = 0;
+ NonLocalPointerDeps[P].Size = AliasAnalysis::UnknownSize;
NonLocalPointerDeps[P].TBAATag = 0;
// Update any entries for RemInst to use the instruction after it.