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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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4304 | 4304 |
4305 // [to_boolean_foo]: For kind TO_BOOLEAN_IC tells what state the stub is in. | 4305 // [to_boolean_foo]: For kind TO_BOOLEAN_IC tells what state the stub is in. |
4306 inline byte to_boolean_state(); | 4306 inline byte to_boolean_state(); |
4307 inline void set_to_boolean_state(byte value); | 4307 inline void set_to_boolean_state(byte value); |
4308 | 4308 |
4309 // [has_function_cache]: For kind STUB tells whether there is a function | 4309 // [has_function_cache]: For kind STUB tells whether there is a function |
4310 // cache is passed to the stub. | 4310 // cache is passed to the stub. |
4311 inline bool has_function_cache(); | 4311 inline bool has_function_cache(); |
4312 inline void set_has_function_cache(bool flag); | 4312 inline void set_has_function_cache(bool flag); |
4313 | 4313 |
| 4314 bool allowed_in_shared_map_code_cache(); |
| 4315 |
4314 // Get the safepoint entry for the given pc. | 4316 // Get the safepoint entry for the given pc. |
4315 SafepointEntry GetSafepointEntry(Address pc); | 4317 SafepointEntry GetSafepointEntry(Address pc); |
4316 | 4318 |
4317 // Mark this code object as not having a stack check table. Assumes kind | 4319 // Mark this code object as not having a stack check table. Assumes kind |
4318 // is FUNCTION. | 4320 // is FUNCTION. |
4319 void SetNoStackCheckTable(); | 4321 void SetNoStackCheckTable(); |
4320 | 4322 |
4321 // Find the first map in an IC stub. | 4323 // Find the first map in an IC stub. |
4322 Map* FindFirstMap(); | 4324 Map* FindFirstMap(); |
4323 | 4325 |
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4656 | 4658 |
4657 inline bool has_fast_double_elements() { | 4659 inline bool has_fast_double_elements() { |
4658 return IsFastDoubleElementsKind(elements_kind()); | 4660 return IsFastDoubleElementsKind(elements_kind()); |
4659 } | 4661 } |
4660 | 4662 |
4661 inline bool has_non_strict_arguments_elements() { | 4663 inline bool has_non_strict_arguments_elements() { |
4662 return elements_kind() == NON_STRICT_ARGUMENTS_ELEMENTS; | 4664 return elements_kind() == NON_STRICT_ARGUMENTS_ELEMENTS; |
4663 } | 4665 } |
4664 | 4666 |
4665 inline bool has_external_array_elements() { | 4667 inline bool has_external_array_elements() { |
4666 ElementsKind kind(elements_kind()); | 4668 return IsExternalArrayElementsKind(elements_kind()); |
4667 return kind >= FIRST_EXTERNAL_ARRAY_ELEMENTS_KIND && | |
4668 kind <= LAST_EXTERNAL_ARRAY_ELEMENTS_KIND; | |
4669 } | 4669 } |
4670 | 4670 |
4671 inline bool has_dictionary_elements() { | 4671 inline bool has_dictionary_elements() { |
4672 return elements_kind() == DICTIONARY_ELEMENTS; | 4672 return IsDictionaryElementsKind(elements_kind()); |
4673 } | 4673 } |
4674 | 4674 |
4675 inline bool has_slow_elements_kind() { | 4675 inline bool has_slow_elements_kind() { |
4676 return elements_kind() == DICTIONARY_ELEMENTS | 4676 return elements_kind() == DICTIONARY_ELEMENTS |
4677 || elements_kind() == NON_STRICT_ARGUMENTS_ELEMENTS; | 4677 || elements_kind() == NON_STRICT_ARGUMENTS_ELEMENTS; |
4678 } | 4678 } |
4679 | 4679 |
4680 static bool IsValidElementsTransition(ElementsKind from_kind, | 4680 static bool IsValidElementsTransition(ElementsKind from_kind, |
4681 ElementsKind to_kind); | 4681 ElementsKind to_kind); |
4682 | 4682 |
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8698 } else { | 8698 } else { |
8699 value &= ~(1 << bit_position); | 8699 value &= ~(1 << bit_position); |
8700 } | 8700 } |
8701 return value; | 8701 return value; |
8702 } | 8702 } |
8703 }; | 8703 }; |
8704 | 8704 |
8705 } } // namespace v8::internal | 8705 } } // namespace v8::internal |
8706 | 8706 |
8707 #endif // V8_OBJECTS_H_ | 8707 #endif // V8_OBJECTS_H_ |
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