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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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321 explicit Deserializer(SnapshotByteSource* source); | 321 explicit Deserializer(SnapshotByteSource* source); |
322 | 322 |
323 virtual ~Deserializer(); | 323 virtual ~Deserializer(); |
324 | 324 |
325 // Deserialize the snapshot into an empty heap. | 325 // Deserialize the snapshot into an empty heap. |
326 void Deserialize(); | 326 void Deserialize(); |
327 | 327 |
328 // Deserialize a single object and the objects reachable from it. | 328 // Deserialize a single object and the objects reachable from it. |
329 void DeserializePartial(Object** root); | 329 void DeserializePartial(Object** root); |
330 | 330 |
331 void set_reservation(int space_number, uintptr_t reservation) { | 331 void set_reservation(int space_number, int reservation) { |
332 ASSERT(space_number >= 0); | 332 ASSERT(space_number >= 0); |
333 ASSERT(space_number <= LAST_SPACE); | 333 ASSERT(space_number <= LAST_SPACE); |
334 reservations_[space_number] = reservation; | 334 reservations_[space_number] = reservation; |
335 } | 335 } |
336 | 336 |
337 private: | 337 private: |
338 virtual void VisitPointers(Object** start, Object** end); | 338 virtual void VisitPointers(Object** start, Object** end); |
339 | 339 |
340 virtual void VisitExternalReferences(Address* start, Address* end) { | 340 virtual void VisitExternalReferences(Address* start, Address* end) { |
341 UNREACHABLE(); | 341 UNREACHABLE(); |
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373 | 373 |
374 | 374 |
375 // Cached current isolate. | 375 // Cached current isolate. |
376 Isolate* isolate_; | 376 Isolate* isolate_; |
377 | 377 |
378 SnapshotByteSource* source_; | 378 SnapshotByteSource* source_; |
379 // This is the address of the next object that will be allocated in each | 379 // This is the address of the next object that will be allocated in each |
380 // space. It is used to calculate the addresses of back-references. | 380 // space. It is used to calculate the addresses of back-references. |
381 Address high_water_[LAST_SPACE + 1]; | 381 Address high_water_[LAST_SPACE + 1]; |
382 | 382 |
383 intptr_t reservations_[LAST_SPACE + 1]; | 383 int reservations_[LAST_SPACE + 1]; |
384 static const intptr_t kUninitializedReservation = -1; | 384 static const intptr_t kUninitializedReservation = -1; |
385 | 385 |
386 ExternalReferenceDecoder* external_reference_decoder_; | 386 ExternalReferenceDecoder* external_reference_decoder_; |
387 | 387 |
388 DISALLOW_COPY_AND_ASSIGN(Deserializer); | 388 DISALLOW_COPY_AND_ASSIGN(Deserializer); |
389 }; | 389 }; |
390 | 390 |
391 | 391 |
392 class SnapshotByteSink { | 392 class SnapshotByteSink { |
393 public: | 393 public: |
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652 private: | 652 private: |
653 virtual bool ShouldBeInThePartialSnapshotCache(HeapObject* o) { | 653 virtual bool ShouldBeInThePartialSnapshotCache(HeapObject* o) { |
654 return false; | 654 return false; |
655 } | 655 } |
656 }; | 656 }; |
657 | 657 |
658 | 658 |
659 } } // namespace v8::internal | 659 } } // namespace v8::internal |
660 | 660 |
661 #endif // V8_SERIALIZE_H_ | 661 #endif // V8_SERIALIZE_H_ |
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