Propagate receiver from initial call site to code generator.

src/builtins.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 157 matching lines @@
 // ----------------------------------------------------------------------------
 
 
 Handle<Code> Builtins::GetCode(JavaScript id, bool* resolved) {
   Code* code = Builtins::builtin(Builtins::Illegal);
   *resolved = false;
 
   if (Top::context() != NULL) {
     Object* object = Top::builtins()->javascript_builtin(id);
     if (object->IsJSFunction()) {
-      Handle<JSFunction> function(JSFunction::cast(object));
+      Handle<SharedFunctionInfo> shared(JSFunction::cast(object)->shared());
       // Make sure the number of parameters match the formal parameter count.
-      ASSERT(function->shared()->formal_parameter_count() ==
+      ASSERT(shared->formal_parameter_count() ==
              Builtins::GetArgumentsCount(id));
-      if (function->is_compiled() || CompileLazy(function, CLEAR_EXCEPTION)) {
-        code = function->code();
+      if (EnsureCompiled(shared, CLEAR_EXCEPTION)) {
+        code = shared->code();
         *resolved = true;
       }
     }
   }
 
   return Handle<Code>(code);
 }
 
 
 BUILTIN(Illegal) {
@@ skipping 714 matching lines @@
       if (entry->contains(pc)) {
         return names_[i];
       }
     }
   }
   return NULL;
 }
 
 
 } }  // namespace v8::internal