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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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1787 if (instance_type == JS_OBJECT_TYPE) return map->instance_size(); | 1787 if (instance_type == JS_OBJECT_TYPE) return map->instance_size(); |
1788 if (instance_type == FIXED_ARRAY_TYPE) { | 1788 if (instance_type == FIXED_ARRAY_TYPE) { |
1789 return reinterpret_cast<FixedArray*>(this)->FixedArraySize(); | 1789 return reinterpret_cast<FixedArray*>(this)->FixedArraySize(); |
1790 } | 1790 } |
1791 // Otherwise do the general size computation. | 1791 // Otherwise do the general size computation. |
1792 return SlowSizeFromMap(map); | 1792 return SlowSizeFromMap(map); |
1793 } | 1793 } |
1794 | 1794 |
1795 | 1795 |
1796 void Map::set_instance_size(int value) { | 1796 void Map::set_instance_size(int value) { |
1797 ASSERT((value & ~(kPointerSize - 1)) == value); | 1797 ASSERT_EQ((value & ~(kPointerSize - 1)), value); |
1798 value >>= kPointerSizeLog2; | 1798 value >>= kPointerSizeLog2; |
1799 ASSERT(0 <= value && value < 256); | 1799 ASSERT(0 <= value && value < 256); |
1800 WRITE_BYTE_FIELD(this, kInstanceSizeOffset, static_cast<byte>(value)); | 1800 WRITE_BYTE_FIELD(this, kInstanceSizeOffset, static_cast<byte>(value)); |
1801 } | 1801 } |
1802 | 1802 |
1803 | 1803 |
1804 void Map::set_inobject_properties(int value) { | 1804 void Map::set_inobject_properties(int value) { |
1805 ASSERT(0 <= value && value < 256); | 1805 ASSERT(0 <= value && value < 256); |
1806 WRITE_BYTE_FIELD(this, kInObjectPropertiesOffset, static_cast<byte>(value)); | 1806 WRITE_BYTE_FIELD(this, kInObjectPropertiesOffset, static_cast<byte>(value)); |
1807 } | 1807 } |
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2628 #undef WRITE_INT_FIELD | 2628 #undef WRITE_INT_FIELD |
2629 #undef READ_SHORT_FIELD | 2629 #undef READ_SHORT_FIELD |
2630 #undef WRITE_SHORT_FIELD | 2630 #undef WRITE_SHORT_FIELD |
2631 #undef READ_BYTE_FIELD | 2631 #undef READ_BYTE_FIELD |
2632 #undef WRITE_BYTE_FIELD | 2632 #undef WRITE_BYTE_FIELD |
2633 | 2633 |
2634 | 2634 |
2635 } } // namespace v8::internal | 2635 } } // namespace v8::internal |
2636 | 2636 |
2637 #endif // V8_OBJECTS_INL_H_ | 2637 #endif // V8_OBJECTS_INL_H_ |
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