Create and use shared stub for for DictionaryValue-based elements.

src/ic.h

 // Copyright 2011 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 327 matching lines @@
 
   friend class IC;
 };
 
 
 class KeyedIC: public IC {
  public:
   explicit KeyedIC(Isolate* isolate) : IC(NO_EXTRA_FRAME, isolate) {}
   virtual ~KeyedIC() {}
 
-  virtual MaybeObject* GetFastElementStubWithoutMapCheck(
-      bool is_js_array) = 0;
-
-  virtual MaybeObject* GetExternalArrayStubWithoutMapCheck(
+  virtual MaybeObject* GetElementStubWithoutMapCheck(
+      bool is_js_array,
       JSObject::ElementsKind elements_kind) = 0;
 
  protected:
   virtual Code* string_stub() {
     return NULL;
   }
 
   virtual Code::Kind kind() const = 0;
 
   MaybeObject* ComputeStub(JSObject* receiver,
@@ skipping 46 matching lines @@
   static void GenerateIndexedInterceptor(MacroAssembler* masm);
   static void GenerateNonStrictArguments(MacroAssembler* masm);
 
   // Bit mask to be tested against bit field for the cases when
   // generic stub should go into slow case.
   // Access check is necessary explicitly since generic stub does not perform
   // map checks.
   static const int kSlowCaseBitFieldMask =
       (1 << Map::kIsAccessCheckNeeded) | (1 << Map::kHasIndexedInterceptor);
 
-  virtual MaybeObject* GetFastElementStubWithoutMapCheck(
-      bool is_js_array);
-
-  virtual MaybeObject* GetExternalArrayStubWithoutMapCheck(
+  virtual MaybeObject* GetElementStubWithoutMapCheck(
+      bool is_js_array,
       JSObject::ElementsKind elements_kind);
 
  protected:
   virtual Code::Kind kind() const { return Code::KEYED_LOAD_IC; }
 
   virtual MaybeObject* ConstructMegamorphicStub(
       MapList* receiver_maps,
       CodeList* targets,
       StrictModeFlag strict_mode);
 
@@ skipping 129 matching lines @@
   static void GenerateInitialize(MacroAssembler* masm) {
     GenerateMiss(masm, false);
   }
   static void GenerateMiss(MacroAssembler* masm, bool force_generic);
   static void GenerateSlow(MacroAssembler* masm);
   static void GenerateRuntimeSetProperty(MacroAssembler* masm,
                                          StrictModeFlag strict_mode);
   static void GenerateGeneric(MacroAssembler* masm, StrictModeFlag strict_mode);
   static void GenerateNonStrictArguments(MacroAssembler* masm);
 
-  virtual MaybeObject* GetFastElementStubWithoutMapCheck(
-      bool is_js_array);
-
-  virtual MaybeObject* GetExternalArrayStubWithoutMapCheck(
+  virtual MaybeObject* GetElementStubWithoutMapCheck(
+      bool is_js_array,
       JSObject::ElementsKind elements_kind);
 
  protected:
   virtual Code::Kind kind() const { return Code::KEYED_STORE_IC; }
 
   virtual MaybeObject* ConstructMegamorphicStub(
       MapList* receiver_maps,
       CodeList* targets,
       StrictModeFlag strict_mode);
 
@@ skipping 141 matching lines @@
 
   Token::Value op_;
 };
 
 // Helper for BinaryOpIC and CompareIC.
 void PatchInlinedSmiCode(Address address);
 
 } }  // namespace v8::internal
 
 #endif  // V8_IC_H_