1/* 2 * Copyright (C) 2014 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef FullGCActivityCallback_h 27#define FullGCActivityCallback_h 28 29#include "GCActivityCallback.h" 30 31namespace JSC { 32 33class JS_EXPORT_PRIVATE FullGCActivityCallback : public GCActivityCallback { 34public: 35 FullGCActivityCallback(Heap*); 36 37 virtual void doCollection() override; 38 39protected: 40#if USE(CF) 41 FullGCActivityCallback(Heap* heap, CFRunLoopRef runLoop) 42 : GCActivityCallback(heap, runLoop) 43 { 44 } 45#endif 46 47 virtual double lastGCLength() override; 48 virtual double gcTimeSlice(size_t bytes) override; 49 virtual double deathRate() override; 50}; 51 52inline PassRefPtr<GCActivityCallback> GCActivityCallback::createFullTimer(Heap* heap) 53{ 54 return s_shouldCreateGCTimer ? adoptRef(new FullGCActivityCallback(heap)) : nullptr; 55} 56 57} // namespace JSC 58 59#endif // FullGCActivityCallback_h 60