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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_HEAP_HEAP_INL_H_ | 5 #ifndef V8_HEAP_HEAP_INL_H_ |
6 #define V8_HEAP_HEAP_INL_H_ | 6 #define V8_HEAP_HEAP_INL_H_ |
7 | 7 |
8 #include <cmath> | 8 #include <cmath> |
9 | 9 |
10 #include "src/base/platform/platform.h" | 10 #include "src/base/platform/platform.h" |
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495 Page* page = Page::FromAddress(old_address); | 495 Page* page = Page::FromAddress(old_address); |
496 Address age_mark = new_space_->age_mark(); | 496 Address age_mark = new_space_->age_mark(); |
497 return page->IsFlagSet(MemoryChunk::NEW_SPACE_BELOW_AGE_MARK) && | 497 return page->IsFlagSet(MemoryChunk::NEW_SPACE_BELOW_AGE_MARK) && |
498 (!page->ContainsLimit(age_mark) || old_address < age_mark); | 498 (!page->ContainsLimit(age_mark) || old_address < age_mark); |
499 } | 499 } |
500 | 500 |
501 void Heap::RecordWrite(Object* object, int offset, Object* o) { | 501 void Heap::RecordWrite(Object* object, int offset, Object* o) { |
502 if (!InNewSpace(o) || !object->IsHeapObject() || InNewSpace(object)) { | 502 if (!InNewSpace(o) || !object->IsHeapObject() || InNewSpace(object)) { |
503 return; | 503 return; |
504 } | 504 } |
505 RememberedSet<OLD_TO_NEW>::Insert( | 505 store_buffer()->InsertEntry(HeapObject::cast(object)->address() + offset); |
506 Page::FromAddress(reinterpret_cast<Address>(object)), | |
507 HeapObject::cast(object)->address() + offset); | |
508 } | 506 } |
509 | 507 |
510 void Heap::RecordWriteIntoCode(Code* host, RelocInfo* rinfo, Object* value) { | 508 void Heap::RecordWriteIntoCode(Code* host, RelocInfo* rinfo, Object* value) { |
511 if (InNewSpace(value)) { | 509 if (InNewSpace(value)) { |
512 RecordWriteIntoCodeSlow(host, rinfo, value); | 510 RecordWriteIntoCodeSlow(host, rinfo, value); |
513 } | 511 } |
514 } | 512 } |
515 | 513 |
516 void Heap::RecordFixedArrayElements(FixedArray* array, int offset, int length) { | 514 void Heap::RecordFixedArrayElements(FixedArray* array, int offset, int length) { |
517 if (InNewSpace(array)) return; | 515 if (InNewSpace(array)) return; |
518 Page* page = Page::FromAddress(reinterpret_cast<Address>(array)); | |
519 for (int i = 0; i < length; i++) { | 516 for (int i = 0; i < length; i++) { |
520 if (!InNewSpace(array->get(offset + i))) continue; | 517 if (!InNewSpace(array->get(offset + i))) continue; |
521 RememberedSet<OLD_TO_NEW>::Insert( | 518 store_buffer()->InsertEntry( |
522 page, | |
523 reinterpret_cast<Address>(array->RawFieldOfElementAt(offset + i))); | 519 reinterpret_cast<Address>(array->RawFieldOfElementAt(offset + i))); |
524 } | 520 } |
525 } | 521 } |
526 | 522 |
527 Address* Heap::store_buffer_top_address() { | 523 Address* Heap::store_buffer_top_address() { |
528 return store_buffer()->top_address(); | 524 return store_buffer()->top_address(); |
529 } | 525 } |
530 | 526 |
531 bool Heap::AllowedToBeMigrated(HeapObject* obj, AllocationSpace dst) { | 527 bool Heap::AllowedToBeMigrated(HeapObject* obj, AllocationSpace dst) { |
532 // Object migration is governed by the following rules: | 528 // Object migration is governed by the following rules: |
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853 | 849 |
854 void VerifySmisVisitor::VisitPointers(Object** start, Object** end) { | 850 void VerifySmisVisitor::VisitPointers(Object** start, Object** end) { |
855 for (Object** current = start; current < end; current++) { | 851 for (Object** current = start; current < end; current++) { |
856 CHECK((*current)->IsSmi()); | 852 CHECK((*current)->IsSmi()); |
857 } | 853 } |
858 } | 854 } |
859 } // namespace internal | 855 } // namespace internal |
860 } // namespace v8 | 856 } // namespace v8 |
861 | 857 |
862 #endif // V8_HEAP_HEAP_INL_H_ | 858 #endif // V8_HEAP_HEAP_INL_H_ |
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