Introduced TypeFeedbackId and BailoutId types.

src/type-info.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 224 matching lines @@
 class TypeFeedbackOracle: public ZoneObject {
  public:
   TypeFeedbackOracle(Handle<Code> code,
                      Handle<Context> global_context,
                      Isolate* isolate,
                      Zone* zone);
 
   bool LoadIsMonomorphicNormal(Property* expr);
   bool LoadIsUninitialized(Property* expr);
   bool LoadIsMegamorphicWithTypeInfo(Property* expr);
-  bool StoreIsMonomorphicNormal(Expression* expr);
-  bool StoreIsMegamorphicWithTypeInfo(Expression* expr);
+  bool StoreIsMonomorphicNormal(TypeFeedbackId ast_id);
+  bool StoreIsMegamorphicWithTypeInfo(TypeFeedbackId ast_id);
   bool CallIsMonomorphic(Call* expr);
   bool CallNewIsMonomorphic(CallNew* expr);
   bool ObjectLiteralStoreIsMonomorphic(ObjectLiteral::Property* prop);
 
   bool IsForInFastCase(ForInStatement* expr);
 
   Handle<Map> LoadMonomorphicReceiverType(Property* expr);
-  Handle<Map> StoreMonomorphicReceiverType(Expression* expr);
+  Handle<Map> StoreMonomorphicReceiverType(TypeFeedbackId ast_id);
 
   void LoadReceiverTypes(Property* expr,
                          Handle<String> name,
                          SmallMapList* types);
   void StoreReceiverTypes(Assignment* expr,
                           Handle<String> name,
                           SmallMapList* types);
   void CallReceiverTypes(Call* expr,
                          Handle<String> name,
                          CallKind call_kind,
                          SmallMapList* types);
-  void CollectKeyedReceiverTypes(unsigned ast_id,
+  void CollectKeyedReceiverTypes(TypeFeedbackId ast_id,
                                  SmallMapList* types);
 
   static bool CanRetainOtherContext(Map* map, Context* global_context);
   static bool CanRetainOtherContext(JSFunction* function,
                                     Context* global_context);
 
   CheckType GetCallCheckType(Call* expr);
   Handle<JSObject> GetPrototypeForPrimitiveCheck(CheckType check);
 
   Handle<JSFunction> GetCallTarget(Call* expr);
   Handle<JSFunction> GetCallNewTarget(CallNew* expr);
 
   Handle<Map> GetObjectLiteralStoreMap(ObjectLiteral::Property* prop);
 
   bool LoadIsBuiltin(Property* expr, Builtins::Name id);
 
   // TODO(1571) We can't use ToBooleanStub::Types as the return value because
   // of various cylces in our headers. Death to tons of implementations in
   // headers!! :-P
-  byte ToBooleanTypes(unsigned ast_id);
+  byte ToBooleanTypes(TypeFeedbackId ast_id);
 
   // Get type information for arithmetic operations and compares.
   TypeInfo UnaryType(UnaryOperation* expr);
   TypeInfo BinaryType(BinaryOperation* expr);
   TypeInfo CompareType(CompareOperation* expr);
   bool IsSymbolCompare(CompareOperation* expr);
   Handle<Map> GetCompareMap(CompareOperation* expr);
   TypeInfo SwitchType(CaseClause* clause);
   TypeInfo IncrementType(CountOperation* expr);
 
   Zone* zone() const { return zone_; }
 
  private:
-  void CollectReceiverTypes(unsigned ast_id,
+  void CollectReceiverTypes(TypeFeedbackId ast_id,
                             Handle<String> name,
                             Code::Flags flags,
                             SmallMapList* types);
 
-  void SetInfo(unsigned ast_id, Object* target);
+  void SetInfo(TypeFeedbackId ast_id, Object* target);
 
   void BuildDictionary(Handle<Code> code);
   void GetRelocInfos(Handle<Code> code, ZoneList<RelocInfo>* infos);
   void CreateDictionary(Handle<Code> code, ZoneList<RelocInfo>* infos);
   void RelocateRelocInfos(ZoneList<RelocInfo>* infos,
                           byte* old_start,
                           byte* new_start);
   void ProcessRelocInfos(ZoneList<RelocInfo>* infos);
   void ProcessTypeFeedbackCells(Handle<Code> code);
 
   // Returns an element from the backing store. Returns undefined if
   // there is no information.
-  Handle<Object> GetInfo(unsigned ast_id);
+  Handle<Object> GetInfo(TypeFeedbackId ast_id);
 
   Handle<Context> global_context_;
   Isolate* isolate_;
   Handle<UnseededNumberDictionary> dictionary_;
   Zone* zone_;
 
   DISALLOW_COPY_AND_ASSIGN(TypeFeedbackOracle);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_TYPE_INFO_H_