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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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4485 inline bool has_external_array_elements() { | 4485 inline bool has_external_array_elements() { |
4486 ElementsKind kind(elements_kind()); | 4486 ElementsKind kind(elements_kind()); |
4487 return kind >= FIRST_EXTERNAL_ARRAY_ELEMENTS_KIND && | 4487 return kind >= FIRST_EXTERNAL_ARRAY_ELEMENTS_KIND && |
4488 kind <= LAST_EXTERNAL_ARRAY_ELEMENTS_KIND; | 4488 kind <= LAST_EXTERNAL_ARRAY_ELEMENTS_KIND; |
4489 } | 4489 } |
4490 | 4490 |
4491 inline bool has_dictionary_elements() { | 4491 inline bool has_dictionary_elements() { |
4492 return elements_kind() == DICTIONARY_ELEMENTS; | 4492 return elements_kind() == DICTIONARY_ELEMENTS; |
4493 } | 4493 } |
4494 | 4494 |
| 4495 inline bool has_slow_elements_kind() { |
| 4496 return elements_kind() == DICTIONARY_ELEMENTS |
| 4497 || elements_kind() == NON_STRICT_ARGUMENTS_ELEMENTS; |
| 4498 } |
| 4499 |
4495 static bool IsValidElementsTransition(ElementsKind from_kind, | 4500 static bool IsValidElementsTransition(ElementsKind from_kind, |
4496 ElementsKind to_kind); | 4501 ElementsKind to_kind); |
4497 | 4502 |
4498 // Tells whether the map is attached to SharedFunctionInfo | 4503 // Tells whether the map is attached to SharedFunctionInfo |
4499 // (for inobject slack tracking). | 4504 // (for inobject slack tracking). |
4500 inline void set_attached_to_shared_function_info(bool value); | 4505 inline void set_attached_to_shared_function_info(bool value); |
4501 | 4506 |
4502 inline bool attached_to_shared_function_info(); | 4507 inline bool attached_to_shared_function_info(); |
4503 | 4508 |
4504 // Tells whether the map is shared between objects that may have different | 4509 // Tells whether the map is shared between objects that may have different |
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8188 } else { | 8193 } else { |
8189 value &= ~(1 << bit_position); | 8194 value &= ~(1 << bit_position); |
8190 } | 8195 } |
8191 return value; | 8196 return value; |
8192 } | 8197 } |
8193 }; | 8198 }; |
8194 | 8199 |
8195 } } // namespace v8::internal | 8200 } } // namespace v8::internal |
8196 | 8201 |
8197 #endif // V8_OBJECTS_H_ | 8202 #endif // V8_OBJECTS_H_ |
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