| /* |
| * Copyright (C) 2012 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef IncrementalSweeper_h |
| #define IncrementalSweeper_h |
| |
| #include "HeapTimer.h" |
| #include "MarkedBlock.h" |
| #include <wtf/HashSet.h> |
| #include <wtf/PassOwnPtr.h> |
| #include <wtf/RetainPtr.h> |
| #include <wtf/Vector.h> |
| |
| namespace JSC { |
| |
| class Heap; |
| |
| class IncrementalSweeper : public HeapTimer { |
| public: |
| static IncrementalSweeper* create(Heap*); |
| void startSweeping(Vector<MarkedBlock*>&); |
| virtual void doWork(); |
| void sweepNextBlock(); |
| void willFinishSweeping(); |
| |
| private: |
| #if USE(CF) || PLATFORM(BLACKBERRY) |
| #if USE(CF) |
| IncrementalSweeper(Heap*, CFRunLoopRef); |
| #else |
| IncrementalSweeper(Heap*); |
| #endif |
| |
| void doSweep(double startTime); |
| void scheduleTimer(); |
| void cancelTimer(); |
| |
| unsigned m_currentBlockToSweepIndex; |
| Vector<MarkedBlock*>& m_blocksToSweep; |
| #else |
| |
| IncrementalSweeper(JSGlobalData*); |
| |
| #endif |
| }; |
| |
| } // namespace JSC |
| |
| #endif |