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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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2338 | 2338 |
2339 if (number == DescriptorLookupCache::kAbsent) { | 2339 if (number == DescriptorLookupCache::kAbsent) { |
2340 number = Search(name, number_of_own_descriptors); | 2340 number = Search(name, number_of_own_descriptors); |
2341 cache->Update(map, name, number); | 2341 cache->Update(map, name, number); |
2342 } | 2342 } |
2343 | 2343 |
2344 return number; | 2344 return number; |
2345 } | 2345 } |
2346 | 2346 |
2347 | 2347 |
| 2348 PropertyDetails Map::GetLastDescriptorDetails() { |
| 2349 return instance_descriptors()->GetDetails(LastAdded()); |
| 2350 } |
| 2351 |
| 2352 |
2348 void Map::LookupDescriptor(JSObject* holder, | 2353 void Map::LookupDescriptor(JSObject* holder, |
2349 Name* name, | 2354 Name* name, |
2350 LookupResult* result) { | 2355 LookupResult* result) { |
2351 DescriptorArray* descriptors = this->instance_descriptors(); | 2356 DescriptorArray* descriptors = this->instance_descriptors(); |
2352 int number = descriptors->SearchWithCache(name, this); | 2357 int number = descriptors->SearchWithCache(name, this); |
2353 if (number == DescriptorArray::kNotFound) return result->NotFound(); | 2358 if (number == DescriptorArray::kNotFound) return result->NotFound(); |
2354 result->DescriptorResult(holder, descriptors->GetDetails(number), number); | 2359 result->DescriptorResult(holder, descriptors->GetDetails(number), number); |
2355 } | 2360 } |
2356 | 2361 |
2357 | 2362 |
2358 void Map::LookupTransition(JSObject* holder, | 2363 void Map::LookupTransition(JSObject* holder, |
2359 Name* name, | 2364 Name* name, |
2360 LookupResult* result) { | 2365 LookupResult* result) { |
2361 if (HasTransitionArray()) { | 2366 if (HasTransitionArray()) { |
2362 TransitionArray* transition_array = transitions(); | 2367 TransitionArray* transition_array = transitions(); |
2363 int number = transition_array->Search(name); | 2368 int number = transition_array->Search(name); |
2364 if (number != TransitionArray::kNotFound) { | 2369 if (number != TransitionArray::kNotFound) { |
2365 return result->TransitionResult(holder, number); | 2370 return result->TransitionResult( |
| 2371 holder, transition_array->GetTarget(number)); |
2366 } | 2372 } |
2367 } | 2373 } |
2368 result->NotFound(); | 2374 result->NotFound(); |
2369 } | 2375 } |
2370 | 2376 |
2371 | 2377 |
2372 Object** DescriptorArray::GetKeySlot(int descriptor_number) { | 2378 Object** DescriptorArray::GetKeySlot(int descriptor_number) { |
2373 ASSERT(descriptor_number < number_of_descriptors()); | 2379 ASSERT(descriptor_number < number_of_descriptors()); |
2374 return HeapObject::RawField( | 2380 return HeapObject::RawField( |
2375 reinterpret_cast<HeapObject*>(this), | 2381 reinterpret_cast<HeapObject*>(this), |
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6487 #undef WRITE_UINT32_FIELD | 6493 #undef WRITE_UINT32_FIELD |
6488 #undef READ_SHORT_FIELD | 6494 #undef READ_SHORT_FIELD |
6489 #undef WRITE_SHORT_FIELD | 6495 #undef WRITE_SHORT_FIELD |
6490 #undef READ_BYTE_FIELD | 6496 #undef READ_BYTE_FIELD |
6491 #undef WRITE_BYTE_FIELD | 6497 #undef WRITE_BYTE_FIELD |
6492 | 6498 |
6493 | 6499 |
6494 } } // namespace v8::internal | 6500 } } // namespace v8::internal |
6495 | 6501 |
6496 #endif // V8_OBJECTS_INL_H_ | 6502 #endif // V8_OBJECTS_INL_H_ |
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