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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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550 #define WRITE_SHORT_FIELD(p, offset, value) \ | 550 #define WRITE_SHORT_FIELD(p, offset, value) \ |
551 (*reinterpret_cast<uint16_t*>(FIELD_ADDR(p, offset)) = value) | 551 (*reinterpret_cast<uint16_t*>(FIELD_ADDR(p, offset)) = value) |
552 | 552 |
553 #define READ_BYTE_FIELD(p, offset) \ | 553 #define READ_BYTE_FIELD(p, offset) \ |
554 (*reinterpret_cast<byte*>(FIELD_ADDR(p, offset))) | 554 (*reinterpret_cast<byte*>(FIELD_ADDR(p, offset))) |
555 | 555 |
556 #define WRITE_BYTE_FIELD(p, offset, value) \ | 556 #define WRITE_BYTE_FIELD(p, offset, value) \ |
557 (*reinterpret_cast<byte*>(FIELD_ADDR(p, offset)) = value) | 557 (*reinterpret_cast<byte*>(FIELD_ADDR(p, offset)) = value) |
558 | 558 |
559 | 559 |
560 Object* HeapObject::GetHeapObjectField(HeapObject* obj, int index) { | 560 Object** HeapObject::RawField(HeapObject* obj, int byte_offset) { |
561 return READ_FIELD(obj, HeapObject::kHeaderSize + kPointerSize * index); | 561 return &READ_FIELD(obj, byte_offset); |
562 } | 562 } |
563 | 563 |
564 | 564 |
565 int Smi::value() { | 565 int Smi::value() { |
566 return reinterpret_cast<int>(this) >> kSmiTagSize; | 566 return reinterpret_cast<int>(this) >> kSmiTagSize; |
567 } | 567 } |
568 | 568 |
569 | 569 |
570 Smi* Smi::FromInt(int value) { | 570 Smi* Smi::FromInt(int value) { |
571 ASSERT(Smi::IsValid(value)); | 571 ASSERT(Smi::IsValid(value)); |
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2360 #undef WRITE_INT_FIELD | 2360 #undef WRITE_INT_FIELD |
2361 #undef READ_SHORT_FIELD | 2361 #undef READ_SHORT_FIELD |
2362 #undef WRITE_SHORT_FIELD | 2362 #undef WRITE_SHORT_FIELD |
2363 #undef READ_BYTE_FIELD | 2363 #undef READ_BYTE_FIELD |
2364 #undef WRITE_BYTE_FIELD | 2364 #undef WRITE_BYTE_FIELD |
2365 | 2365 |
2366 | 2366 |
2367 } } // namespace v8::internal | 2367 } } // namespace v8::internal |
2368 | 2368 |
2369 #endif // V8_OBJECTS_INL_H_ | 2369 #endif // V8_OBJECTS_INL_H_ |
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