In the toplevel compiler, shift the responsibility of assigning a...

src/x64/fast-codegen-x64.cc

 // Copyright 2009 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 260 matching lines @@
   } else {
     __ CallRuntime(Runtime::kCloneLiteralBoilerplate, 1);
   }
 
   // If result_saved == true: the result is saved on top of the stack.
   // If result_saved == false: the result is not on the stack, just in rax.
   bool result_saved = false;
 
   for (int i = 0; i < expr->properties()->length(); i++) {
     ObjectLiteral::Property* property = expr->properties()->at(i);
+    if (property->IsCompileTimeValue()) continue;
+
     Literal* key = property->key();
     Expression* value = property->value();
-    if (property->kind() == ObjectLiteral::Property::CONSTANT) continue;
-    if (property->kind() == ObjectLiteral::Property::MATERIALIZED_LITERAL &&
-        CompileTimeValue::IsCompileTimeValue(value)) {
-      continue;
-    }
     if (!result_saved) {
       __ push(rax);  // Save result on the stack
       result_saved = true;
     }
     switch (property->kind()) {
       case ObjectLiteral::Property::MATERIALIZED_LITERAL:  // fall through
         ASSERT(!CompileTimeValue::IsCompileTimeValue(value));
       case ObjectLiteral::Property::COMPUTED:
         if (key->handle()->IsSymbol()) {
           Visit(value);
@@ skipping 421 matching lines @@
   } else {
     Visit(right);
     Move(destination, right->location());
   }
 
   __ bind(&done);
 }
 
 
 } }  // namespace v8::internal