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-rw-r--r--include/llvm/Analysis/MemoryDependenceAnalysis.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/include/llvm/Analysis/MemoryDependenceAnalysis.h b/include/llvm/Analysis/MemoryDependenceAnalysis.h
index f83cc4f..f6aab03 100644
--- a/include/llvm/Analysis/MemoryDependenceAnalysis.h
+++ b/include/llvm/Analysis/MemoryDependenceAnalysis.h
@@ -249,7 +249,7 @@ namespace llvm {
SmallPtrSet<Instruction*, 4> > ReverseDepMapType;
ReverseDepMapType ReverseLocalDeps;
- // A reverse mapping form dependencies to the non-local dependees.
+ // A reverse mapping from dependencies to the non-local dependees.
ReverseDepMapType ReverseNonLocalDeps;
/// Current AA implementation, just a cache.
@@ -312,6 +312,11 @@ namespace llvm {
/// value and replaces the other value with ptr. This can make Ptr available
/// in more places that cached info does not necessarily keep.
void invalidateCachedPointerInfo(Value *Ptr);
+
+ /// invalidateCachedPredecessors - Clear the PredIteratorCache info.
+ /// This needs to be done when the CFG changes, e.g., due to splitting
+ /// critical edges.
+ void invalidateCachedPredecessors();
private:
MemDepResult getPointerDependencyFrom(Value *Pointer, uint64_t MemSize,