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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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7803 virtual void VisitPointer(Object** p) { VisitPointers(p, p + 1); } | 7803 virtual void VisitPointer(Object** p) { VisitPointers(p, p + 1); } |
7804 | 7804 |
7805 // Visit pointer embedded into a code object. | 7805 // Visit pointer embedded into a code object. |
7806 virtual void VisitEmbeddedPointer(RelocInfo* rinfo); | 7806 virtual void VisitEmbeddedPointer(RelocInfo* rinfo); |
7807 | 7807 |
7808 // Visits a contiguous arrays of external references (references to the C++ | 7808 // Visits a contiguous arrays of external references (references to the C++ |
7809 // heap) in the half-open range [start, end). Any or all of the values | 7809 // heap) in the half-open range [start, end). Any or all of the values |
7810 // may be modified on return. | 7810 // may be modified on return. |
7811 virtual void VisitExternalReferences(Address* start, Address* end) {} | 7811 virtual void VisitExternalReferences(Address* start, Address* end) {} |
7812 | 7812 |
| 7813 virtual void VisitExternalReference(RelocInfo* rinfo); |
| 7814 |
7813 inline void VisitExternalReference(Address* p) { | 7815 inline void VisitExternalReference(Address* p) { |
7814 VisitExternalReferences(p, p + 1); | 7816 VisitExternalReferences(p, p + 1); |
7815 } | 7817 } |
7816 | 7818 |
7817 // Visits a handle that has an embedder-assigned class ID. | 7819 // Visits a handle that has an embedder-assigned class ID. |
7818 virtual void VisitEmbedderReference(Object** p, uint16_t class_id) {} | 7820 virtual void VisitEmbedderReference(Object** p, uint16_t class_id) {} |
7819 | 7821 |
7820 #ifdef DEBUG | 7822 #ifdef DEBUG |
7821 // Intended for serialization/deserialization checking: insert, or | 7823 // Intended for serialization/deserialization checking: insert, or |
7822 // check for the presence of, a tag at this position in the stream. | 7824 // check for the presence of, a tag at this position in the stream. |
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7858 } else { | 7860 } else { |
7859 value &= ~(1 << bit_position); | 7861 value &= ~(1 << bit_position); |
7860 } | 7862 } |
7861 return value; | 7863 return value; |
7862 } | 7864 } |
7863 }; | 7865 }; |
7864 | 7866 |
7865 } } // namespace v8::internal | 7867 } } // namespace v8::internal |
7866 | 7868 |
7867 #endif // V8_OBJECTS_H_ | 7869 #endif // V8_OBJECTS_H_ |
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