Implement specialized IC code stubs for pixel array stores.

src/stub-cache.h

 // Copyright 2006-2008 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 158 matching lines @@
 
   MUST_USE_RESULT static MaybeObject* ComputeKeyedStoreField(
       String* name,
       JSObject* receiver,
       int field_index,
       Map* transition = NULL);
 
   MUST_USE_RESULT static MaybeObject* ComputeKeyedStoreSpecialized(
       JSObject* receiver);
 
+  MUST_USE_RESULT static MaybeObject* ComputeKeyedStorePixelArray(
+      JSObject* receiver);
+
   MUST_USE_RESULT static MaybeObject* ComputeKeyedLoadOrStoreExternalArray(
       JSObject* receiver,
       bool is_store);
 
   // ---
 
   MUST_USE_RESULT static MaybeObject* ComputeCallField(int argc,
                                                        InLoopFlag in_loop,
                                                        Code::Kind,
                                                        String* name,
@@ skipping 463 matching lines @@
 
 class KeyedStoreStubCompiler: public StubCompiler {
  public:
   MUST_USE_RESULT MaybeObject* CompileStoreField(JSObject* object,
                                                  int index,
                                                  Map* transition,
                                                  String* name);
 
   MUST_USE_RESULT MaybeObject* CompileStoreSpecialized(JSObject* receiver);
 
+  MUST_USE_RESULT MaybeObject* CompileStorePixelArray(JSObject* receiver);
+
  private:
   MaybeObject* GetCode(PropertyType type, String* name);
 };
 
 
 // Subset of FUNCTIONS_WITH_ID_LIST with custom constant/global call
 // IC stubs.
 #define CUSTOM_CALL_IC_GENERATORS(V)            \
   V(ArrayPush)                                  \
   V(ArrayPop)                                   \
@@ skipping 154 matching lines @@
   MUST_USE_RESULT MaybeObject* CompileKeyedStoreStub(
       ExternalArrayType array_type, Code::Flags flags);
 
  private:
   MaybeObject* GetCode(Code::Flags flags);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_STUB_CACHE_H_