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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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5003 Map::kElementsKindShift) - 1; | 5003 Map::kElementsKindShift) - 1; |
5004 static const int8_t kMaximumBitField2FastHoleySmiElementValue = | 5004 static const int8_t kMaximumBitField2FastHoleySmiElementValue = |
5005 static_cast<int8_t>((FAST_HOLEY_SMI_ELEMENTS + 1) << | 5005 static_cast<int8_t>((FAST_HOLEY_SMI_ELEMENTS + 1) << |
5006 Map::kElementsKindShift) - 1; | 5006 Map::kElementsKindShift) - 1; |
5007 | 5007 |
5008 // Bit positions for bit field 3 | 5008 // Bit positions for bit field 3 |
5009 static const int kIsShared = 0; | 5009 static const int kIsShared = 0; |
5010 static const int kFunctionWithPrototype = 1; | 5010 static const int kFunctionWithPrototype = 1; |
5011 static const int kUsedForPrototype = 2; | 5011 static const int kUsedForPrototype = 2; |
5012 | 5012 |
5013 // Layout of the default cache. It holds alternating name and code objects. | |
5014 static const int kCodeCacheEntrySize = 2; | |
5015 static const int kCodeCacheEntryNameOffset = 0; | |
5016 static const int kCodeCacheEntryCodeOffset = 1; | |
5017 | |
5018 typedef FixedBodyDescriptor<kPointerFieldsBeginOffset, | 5013 typedef FixedBodyDescriptor<kPointerFieldsBeginOffset, |
5019 kPointerFieldsEndOffset, | 5014 kPointerFieldsEndOffset, |
5020 kSize> BodyDescriptor; | 5015 kSize> BodyDescriptor; |
5021 | 5016 |
5022 private: | 5017 private: |
5023 String* elements_transition_sentinel_name(); | 5018 String* elements_transition_sentinel_name(); |
5024 DISALLOW_IMPLICIT_CONSTRUCTORS(Map); | 5019 DISALLOW_IMPLICIT_CONSTRUCTORS(Map); |
5025 }; | 5020 }; |
5026 | 5021 |
5027 | 5022 |
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8719 } else { | 8714 } else { |
8720 value &= ~(1 << bit_position); | 8715 value &= ~(1 << bit_position); |
8721 } | 8716 } |
8722 return value; | 8717 return value; |
8723 } | 8718 } |
8724 }; | 8719 }; |
8725 | 8720 |
8726 } } // namespace v8::internal | 8721 } } // namespace v8::internal |
8727 | 8722 |
8728 #endif // V8_OBJECTS_H_ | 8723 #endif // V8_OBJECTS_H_ |
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