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Side by Side Diff: src/heap/spaces-inl.h

Issue 2021893002: Revert of Reland "[heap] Fine-grained JSArrayBuffer tracking" (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 6 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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_SPACES_INL_H_ 5 #ifndef V8_HEAP_SPACES_INL_H_
6 #define V8_HEAP_SPACES_INL_H_ 6 #define V8_HEAP_SPACES_INL_H_
7 7
8 #include "src/heap/incremental-marking.h" 8 #include "src/heap/incremental-marking.h"
9 #include "src/heap/spaces.h" 9 #include "src/heap/spaces.h"
10 #include "src/isolate.h" 10 #include "src/isolate.h"
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263 return page; 263 return page;
264 } 264 }
265 265
266 // -------------------------------------------------------------------------- 266 // --------------------------------------------------------------------------
267 // PagedSpace 267 // PagedSpace
268 268
269 template <Page::InitializationMode mode> 269 template <Page::InitializationMode mode>
270 Page* Page::Initialize(Heap* heap, MemoryChunk* chunk, Executability executable, 270 Page* Page::Initialize(Heap* heap, MemoryChunk* chunk, Executability executable,
271 PagedSpace* owner) { 271 PagedSpace* owner) {
272 Page* page = reinterpret_cast<Page*>(chunk); 272 Page* page = reinterpret_cast<Page*>(chunk);
273 page->mutex_ = new base::Mutex();
273 DCHECK(page->area_size() <= kAllocatableMemory); 274 DCHECK(page->area_size() <= kAllocatableMemory);
274 DCHECK(chunk->owner() == owner); 275 DCHECK(chunk->owner() == owner);
275 276
276 owner->IncreaseCapacity(page->area_size()); 277 owner->IncreaseCapacity(page->area_size());
277 heap->incremental_marking()->SetOldSpacePageFlags(chunk); 278 heap->incremental_marking()->SetOldSpacePageFlags(chunk);
278 279
279 // Make sure that categories are initialized before freeing the area. 280 // Make sure that categories are initialized before freeing the area.
280 page->InitializeFreeListCategories(); 281 page->InitializeFreeListCategories();
281 // In the case we do not free the memory, we effectively account for the whole 282 // In the case we do not free the memory, we effectively account for the whole
282 // page as allocated memory that cannot be used for further allocations. 283 // page as allocated memory that cannot be used for further allocations.
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713 other->allocation_info_.Reset(nullptr, nullptr); 714 other->allocation_info_.Reset(nullptr, nullptr);
714 return true; 715 return true;
715 } 716 }
716 return false; 717 return false;
717 } 718 }
718 719
719 } // namespace internal 720 } // namespace internal
720 } // namespace v8 721 } // namespace v8
721 722
722 #endif // V8_HEAP_SPACES_INL_H_ 723 #endif // V8_HEAP_SPACES_INL_H_
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