Vendor import of llvm r114020 (from the release_28 branch):

http://llvm.org/svn/llvm-project/llvm/branches/release_28@114020

Approved by:	rpaulo (mentor)

1 files changed, 9 insertions, 3 deletions

diff --git a/include/llvm/Analysis/LazyValueInfo.h b/include/llvm/Analysis/LazyValueInfo.h
index 566788d..b2a3afb 100644
--- a/include/llvm/Analysis/LazyValueInfo.h
+++ b/include/llvm/Analysis/LazyValueInfo.h
@@ -12,8 +12,8 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_ANALYSIS_LIVEVALUES_H
-#define LLVM_ANALYSIS_LIVEVALUES_H
+#ifndef LLVM_ANALYSIS_LAZYVALUEINFO_H
+#define LLVM_ANALYSIS_LAZYVALUEINFO_H
 
 #include "llvm/Pass.h"
 
@@ -31,7 +31,7 @@ class LazyValueInfo : public FunctionPass {
   void operator=(const LazyValueInfo&); // DO NOT IMPLEMENT.
 public:
   static char ID;
-  LazyValueInfo() : FunctionPass(&ID), PImpl(0) {}
+  LazyValueInfo() : FunctionPass(ID), PImpl(0) {}
   ~LazyValueInfo() { assert(PImpl == 0 && "releaseMemory not called"); }
 
   /// Tristate - This is used to return true/false/dunno results.
@@ -57,6 +57,12 @@ public:
   /// constant on the specified edge.  Return null if not.
   Constant *getConstantOnEdge(Value *V, BasicBlock *FromBB, BasicBlock *ToBB);
   
+  /// threadEdge - Inform the analysis cache that we have threaded an edge from
+  /// PredBB to OldSucc to be from PredBB to NewSucc instead.
+  void threadEdge(BasicBlock *PredBB, BasicBlock *OldSucc, BasicBlock *NewSucc);
+  
+  /// eraseBlock - Inform the analysis cache that we have erased a block.
+  void eraseBlock(BasicBlock *BB);
   
   // Implementation boilerplate.