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| 1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 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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| 630 JSFunction::cast(arguments_boilerplate->map()->constructor())); | 630 JSFunction::cast(arguments_boilerplate->map()->constructor())); |
| 631 | 631 |
| 632 // Only collect keys if access is permitted. | 632 // Only collect keys if access is permitted. |
| 633 for (Handle<Object> p = object; | 633 for (Handle<Object> p = object; |
| 634 *p != Heap::null_value(); | 634 *p != Heap::null_value(); |
| 635 p = Handle<Object>(p->GetPrototype())) { | 635 p = Handle<Object>(p->GetPrototype())) { |
| 636 Handle<JSObject> current(JSObject::cast(*p)); | 636 Handle<JSObject> current(JSObject::cast(*p)); |
| 637 | 637 |
| 638 // Check access rights if required. | 638 // Check access rights if required. |
| 639 if (current->IsAccessCheckNeeded() && | 639 if (current->IsAccessCheckNeeded() && |
| 640 !Top::MayNamedAccess(*current, Heap::undefined_value(), | 640 !Top::MayNamedAccess(*current, Heap::undefined_value(), |
| 641 v8::ACCESS_KEYS)) { | 641 v8::ACCESS_KEYS)) { |
| 642 Top::ReportFailedAccessCheck(*current, v8::ACCESS_KEYS); | 642 Top::ReportFailedAccessCheck(*current, v8::ACCESS_KEYS); |
| 643 break; | 643 break; |
| 644 } | 644 } |
| 645 | 645 |
| 646 // Compute the element keys. | 646 // Compute the element keys. |
| 647 Handle<FixedArray> element_keys = | 647 Handle<FixedArray> element_keys = |
| 648 Factory::NewFixedArray(current->NumberOfEnumElements()); | 648 Factory::NewFixedArray(current->NumberOfEnumElements()); |
| 649 current->GetEnumElementKeys(*element_keys); | 649 current->GetEnumElementKeys(*element_keys); |
| 650 content = UnionOfKeys(content, element_keys); | 650 content = UnionOfKeys(content, element_keys); |
| 651 | 651 |
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| 821 | 821 |
| 822 OptimizedObjectForAddingMultipleProperties:: | 822 OptimizedObjectForAddingMultipleProperties:: |
| 823 ~OptimizedObjectForAddingMultipleProperties() { | 823 ~OptimizedObjectForAddingMultipleProperties() { |
| 824 // Reoptimize the object to allow fast property access. | 824 // Reoptimize the object to allow fast property access. |
| 825 if (has_been_transformed_) { | 825 if (has_been_transformed_) { |
| 826 TransformToFastProperties(object_, unused_property_fields_); | 826 TransformToFastProperties(object_, unused_property_fields_); |
| 827 } | 827 } |
| 828 } | 828 } |
| 829 | 829 |
| 830 } } // namespace v8::internal | 830 } } // namespace v8::internal |
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