third_party/WebKit/Source/platform/heap/Heap.h - Issue 1804863002: Refactor RegionTree

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Issue 1804863002: Refactor RegionTree (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 9 months ago

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1 /*	1 /*

2 * Copyright (C) 2013 Google Inc. All rights reserved.	2 * Copyright (C) 2013 Google Inc. All rights reserved.

3 *	3 *

4 * Redistribution and use in source and binary forms, with or without	4 * Redistribution and use in source and binary forms, with or without

5 * modification, are permitted provided that the following conditions are	5 * modification, are permitted provided that the following conditions are

6 * met:	6 * met:

7 *	7 *

8 * * Redistributions of source code must retain the above copyright	8 * * Redistributions of source code must retain the above copyright

9 * notice, this list of conditions and the following disclaimer.	9 * notice, this list of conditions and the following disclaimer.

10 * * Redistributions in binary form must reproduce the above	10 * * Redistributions in binary form must reproduce the above

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310	310

311 static void decommitCallbackStacks();	311 static void decommitCallbackStacks();

312	312

313 static CallbackStack* s_markingStack;	313 static CallbackStack* s_markingStack;

314 static CallbackStack* s_postMarkingCallbackStack;	314 static CallbackStack* s_postMarkingCallbackStack;

315 static CallbackStack* s_globalWeakCallbackStack;	315 static CallbackStack* s_globalWeakCallbackStack;

316 static CallbackStack* s_ephemeronStack;	316 static CallbackStack* s_ephemeronStack;

317 static HeapDoesNotContainCache* s_heapDoesNotContainCache;	317 static HeapDoesNotContainCache* s_heapDoesNotContainCache;

318 static FreePagePool* s_freePagePool;	318 static FreePagePool* s_freePagePool;

319 static OrphanedPagePool* s_orphanedPagePool;	319 static OrphanedPagePool* s_orphanedPagePool;

320 static RegionTree* s_regionTree;

321 static size_t s_allocatedSpace;	320 static size_t s_allocatedSpace;

322 static size_t s_allocatedObjectSize;	321 static size_t s_allocatedObjectSize;

323 static size_t s_objectSizeAtLastGC;	322 static size_t s_objectSizeAtLastGC;

324 static size_t s_markedObjectSize;	323 static size_t s_markedObjectSize;

325 static size_t s_markedObjectSizeAtLastCompleteSweep;	324 static size_t s_markedObjectSizeAtLastCompleteSweep;

326 static size_t s_wrapperCount;	325 static size_t s_wrapperCount;

327 static size_t s_wrapperCountAtLastGC;	326 static size_t s_wrapperCountAtLastGC;

328 static size_t s_collectedWrapperCount;	327 static size_t s_collectedWrapperCount;

329 static size_t s_partitionAllocSizeAtLastGC;	328 static size_t s_partitionAllocSizeAtLastGC;

330 static double s_estimatedMarkingTimePerByte;	329 static double s_estimatedMarkingTimePerByte;

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532 void VisitorHelper<Derived>::handleWeakCell(Visitor* self, void* object)	531 void VisitorHelper<Derived>::handleWeakCell(Visitor* self, void* object)

533 {	532 {

534 T cell = reinterpret_cast<T>(object);	533 T cell = reinterpret_cast<T>(object);

535 if (cell && !ObjectAliveTrait<T>::isHeapObjectAlive(cell))	534 if (cell && !ObjectAliveTrait<T>::isHeapObjectAlive(cell))

536 *cell = nullptr;	535 *cell = nullptr;

537 }	536 }

538	537

539 } // namespace blink	538 } // namespace blink

540	539

541 #endif // Heap_h	540 #endif // Heap_h

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