Merge bleeding_edge 18021:18297

src/hydrogen-check-elimination.h

Index: src/hydrogen-check-elimination.h
diff --git a/src/hydrogen-check-elimination.h b/src/hydrogen-check-elimination.h
index fa01964f6faf091c3f2504b6d2cfe416e0a09b16..b429b174623cf7691b1509d74c5fb3e4f238dd0d 100644
--- a/src/hydrogen-check-elimination.h
+++ b/src/hydrogen-check-elimination.h
@@ -29,6 +29,7 @@
 #define V8_HYDROGEN_CHECK_ELIMINATION_H_
 
 #include "hydrogen.h"
+#include "hydrogen-alias-analysis.h"
 
 namespace v8 {
 namespace internal {
@@ -38,12 +39,39 @@ namespace internal {
 class HCheckEliminationPhase : public HPhase {
  public:
   explicit HCheckEliminationPhase(HGraph* graph)
-      : HPhase("H_Check Elimination", graph) { }
+      : HPhase("H_Check Elimination", graph), aliasing_() {
+#ifdef DEBUG
+    redundant_ = 0;
+    removed_ = 0;
+    removed_cho_ = 0;
+    narrowed_ = 0;
+    loads_ = 0;
+    empty_ = 0;
+    compares_true_ = 0;
+    compares_false_ = 0;
+    transitions_ = 0;
+#endif
+  }
 
   void Run();
 
+  friend class HCheckTable;
+
  private:
-  void EliminateLocalChecks(HBasicBlock* block);
+  void PrintStats();
+
+  HAliasAnalyzer* aliasing_;
+#ifdef DEBUG
+  int redundant_;
+  int removed_;
+  int removed_cho_;
+  int narrowed_;
+  int loads_;
+  int empty_;
+  int compares_true_;
+  int compares_false_;
+  int transitions_;
+#endif
 };