- Optimized CopyFixedArray and CopyJSObject.

src/runtime.cc

 // 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 76 matching lines @@
 static StaticResource<StringInputBuffer> string_input_buffer;
 
 
 static Object* IllegalOperation() {
   return Top::Throw(Heap::illegal_access_symbol());
 }
 
 
 static Object* Runtime_CloneObjectLiteralBoilerplate(Arguments args) {
   CONVERT_CHECKED(JSObject, boilerplate, args[0]);
-  return boilerplate->Copy();
+  return Heap::CopyJSObject(boilerplate);
 }
 
 
 static Handle<Map> ComputeObjectLiteralMap(
     Handle<Context> context,
     Handle<FixedArray> constant_properties,
     bool &is_result_from_cache) {
   if (FLAG_canonicalize_object_literal_maps) {
     // First find prefix of consecutive symbol keys.
     int number_of_properties = constant_properties->length()/2;
@@ skipping 5345 matching lines @@
 
 void Runtime::PerformGC(Object* result) {
   Failure* failure = Failure::cast(result);
   // Try to do a garbage collection; ignore it if it fails. The C
   // entry stub will throw an out-of-memory exception in that case.
   Heap::CollectGarbage(failure->requested(), failure->allocation_space());
 }
 
 
 } }  // namespace v8::internal