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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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357 void ReadObject(int space_number, Object** write_back); | 357 void ReadObject(int space_number, Object** write_back); |
358 | 358 |
359 // This routine both allocates a new object, and also keeps | 359 // This routine both allocates a new object, and also keeps |
360 // track of where objects have been allocated so that we can | 360 // track of where objects have been allocated so that we can |
361 // fix back references when deserializing. | 361 // fix back references when deserializing. |
362 Address Allocate(int space_index, int size) { | 362 Address Allocate(int space_index, int size) { |
363 Address address = high_water_[space_index]; | 363 Address address = high_water_[space_index]; |
364 high_water_[space_index] = address + size; | 364 high_water_[space_index] = address + size; |
365 HeapProfiler* profiler = isolate_->heap_profiler(); | 365 HeapProfiler* profiler = isolate_->heap_profiler(); |
366 if (profiler->is_tracking_allocations()) { | 366 if (profiler->is_tracking_allocations()) { |
367 profiler->NewObjectEvent(address, size); | 367 profiler->AllocationEvent(address, size); |
368 } | 368 } |
369 return address; | 369 return address; |
370 } | 370 } |
371 | 371 |
372 // This returns the address of an object that has been described in the | 372 // This returns the address of an object that has been described in the |
373 // snapshot as being offset bytes back in a particular space. | 373 // snapshot as being offset bytes back in a particular space. |
374 HeapObject* GetAddressFromEnd(int space) { | 374 HeapObject* GetAddressFromEnd(int space) { |
375 int offset = source_->GetInt(); | 375 int offset = source_->GetInt(); |
376 offset <<= kObjectAlignmentBits; | 376 offset <<= kObjectAlignmentBits; |
377 return HeapObject::FromAddress(high_water_[space] - offset); | 377 return HeapObject::FromAddress(high_water_[space] - offset); |
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663 private: | 663 private: |
664 virtual bool ShouldBeInThePartialSnapshotCache(HeapObject* o) { | 664 virtual bool ShouldBeInThePartialSnapshotCache(HeapObject* o) { |
665 return false; | 665 return false; |
666 } | 666 } |
667 }; | 667 }; |
668 | 668 |
669 | 669 |
670 } } // namespace v8::internal | 670 } } // namespace v8::internal |
671 | 671 |
672 #endif // V8_SERIALIZE_H_ | 672 #endif // V8_SERIALIZE_H_ |
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