- Optimized JSArray allocation in runtime system by using NewJSArrayWithEleme...

src/objects.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 4677 matching lines @@
     }
   }
 
   // Otherwise default to slow case.
   Object* obj = NormalizeElements();
   if (obj->IsFailure()) return obj;
   ASSERT(!HasFastElements());
   return SetElement(index, value);
 }
 
-
 Object* JSObject::SetElement(uint32_t index, Object* value) {
   // Check access rights if needed.
   if (IsAccessCheckNeeded() &&
       !Top::MayIndexedAccess(this, index, v8::ACCESS_SET)) {
     Top::ReportFailedAccessCheck(this, v8::ACCESS_SET);
     return value;
   }
 
   // Check for lookup interceptor
   if (HasIndexedInterceptor()) {
@@ skipping 1734 matching lines @@
   // No break point.
   if (break_point_objects()->IsUndefined()) return 0;
   // Single beak point.
   if (!break_point_objects()->IsFixedArray()) return 1;
   // Multiple break points.
   return FixedArray::cast(break_point_objects())->length();
 }
 
 
 } }  // namespace v8::internal