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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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5645 dictionary->set_requires_slow_elements(); | 5645 dictionary->set_requires_slow_elements(); |
5646 // Freeze all elements in the dictionary | 5646 // Freeze all elements in the dictionary |
5647 FreezeDictionary(dictionary); | 5647 FreezeDictionary(dictionary); |
5648 } | 5648 } |
5649 | 5649 |
5650 return object; | 5650 return object; |
5651 } | 5651 } |
5652 | 5652 |
5653 | 5653 |
5654 void JSObject::SetObserved(Handle<JSObject> object) { | 5654 void JSObject::SetObserved(Handle<JSObject> object) { |
| 5655 ASSERT(!object->map()->is_observed()); |
5655 Isolate* isolate = object->GetIsolate(); | 5656 Isolate* isolate = object->GetIsolate(); |
5656 | 5657 |
5657 if (object->map()->is_observed()) | |
5658 return; | |
5659 | |
5660 LookupResult result(isolate); | 5658 LookupResult result(isolate); |
5661 object->map()->LookupTransition(*object, | 5659 object->map()->LookupTransition(*object, |
5662 isolate->heap()->observed_symbol(), | 5660 isolate->heap()->observed_symbol(), |
5663 &result); | 5661 &result); |
5664 | 5662 |
5665 Handle<Map> new_map; | 5663 Handle<Map> new_map; |
5666 if (result.IsTransition()) { | 5664 if (result.IsTransition()) { |
5667 new_map = handle(result.GetTransitionTarget()); | 5665 new_map = handle(result.GetTransitionTarget()); |
5668 ASSERT(new_map->is_observed()); | 5666 ASSERT(new_map->is_observed()); |
5669 } else if (object->map()->CanHaveMoreTransitions()) { | 5667 } else if (object->map()->CanHaveMoreTransitions()) { |
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16492 #define ERROR_MESSAGES_TEXTS(C, T) T, | 16490 #define ERROR_MESSAGES_TEXTS(C, T) T, |
16493 static const char* error_messages_[] = { | 16491 static const char* error_messages_[] = { |
16494 ERROR_MESSAGES_LIST(ERROR_MESSAGES_TEXTS) | 16492 ERROR_MESSAGES_LIST(ERROR_MESSAGES_TEXTS) |
16495 }; | 16493 }; |
16496 #undef ERROR_MESSAGES_TEXTS | 16494 #undef ERROR_MESSAGES_TEXTS |
16497 return error_messages_[reason]; | 16495 return error_messages_[reason]; |
16498 } | 16496 } |
16499 | 16497 |
16500 | 16498 |
16501 } } // namespace v8::internal | 16499 } } // namespace v8::internal |
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