Teach indvars to generate nsw/nuw flags when widening an induction variable.

[oota-llvm.git] / lib / Analysis / NoAliasAnalysis.cpp

diff --git a/lib/Analysis/NoAliasAnalysis.cpp b/lib/Analysis/NoAliasAnalysis.cpp
index 7602149edc042c308d44fa2682fed57a4cf76c94..907e9621baed3beecd24a72289f20e143d288c3c 100644 (file)
--- a/lib/Analysis/NoAliasAnalysis.cpp
+++ b/lib/Analysis/NoAliasAnalysis.cpp
@@ -12,10 +12,10 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/Analysis/AliasAnalysis.h"
 #include "llvm/Analysis/Passes.h"
+#include "llvm/Analysis/AliasAnalysis.h"
+#include "llvm/IR/DataLayout.h"
 #include "llvm/Pass.h"
-#include "llvm/Target/TargetData.h"
 using namespace llvm;
 
 namespace {
@@ -36,7 +36,7 @@ namespace {
     virtual void initializePass() {
       // Note: NoAA does not call InitializeAliasAnalysis because it's
       // special and does not support chaining.
-      TD = getAnalysisIfAvailable<TargetData>();
+      TD = getAnalysisIfAvailable<DataLayout>();
     }
 
     virtual AliasResult alias(const Location &LocA, const Location &LocB) {
@@ -50,7 +50,10 @@ namespace {
       return UnknownModRefBehavior;
     }
 
-    virtual bool pointsToConstantMemory(const Location &Loc) { return false; }
+    virtual bool pointsToConstantMemory(const Location &Loc,
+                                        bool OrLocal) {
+      return false;
+    }
     virtual ModRefResult getModRefInfo(ImmutableCallSite CS,
                                        const Location &Loc) {
       return ModRef;
@@ -62,6 +65,7 @@ namespace {
 
     virtual void deleteValue(Value *V) {}
     virtual void copyValue(Value *From, Value *To) {}
+    virtual void addEscapingUse(Use &U) {}
     
     /// getAdjustedAnalysisPointer - This method is used when a pass implements
     /// an analysis interface through multiple inheritance.  If needed, it