15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* Copyright (C) 2010 Google Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* modification, are permitted provided that the following conditions are 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* * Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* * Redistributions in binary form must reproduce the above 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* copyright notice, this list of conditions and the following disclaimer 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* in the documentation and/or other materials provided with the 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* distribution. 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* * Neither the name of Google Inc. nor the names of its 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* contributors may be used to endorse or promote products derived from 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* this software without specific prior written permission. 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)*/ 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef ScriptGCEvent_h 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ScriptGCEvent_h 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 3453e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "wtf/Vector.h" 35f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)#include <v8.h> 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 37c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)struct HeapInfo { 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) HeapInfo() 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : usedJSHeapSize(0) 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , totalJSHeapSize(0) 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , jsHeapSizeLimit(0) 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) size_t usedJSHeapSize; 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) size_t totalJSHeapSize; 495c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) size_t jsHeapSizeLimit; 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class ScriptGCEventListener; 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 545c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class GCEventData { 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) typedef Vector<ScriptGCEventListener*> GCEventListeners; 575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 585c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) GCEventData() 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : m_startTime(0.0) 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) , m_usedHeapSize(0) 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { } 625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 635c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void clear() 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) { 655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_startTime = 0.0; 665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) m_usedHeapSize = 0; 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) } 685c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) GCEventListeners& listeners() { return m_listeners; } 705c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) double startTime() { return m_startTime; } 725c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void setStartTime(double startTime) { m_startTime = startTime; } 735c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) size_t usedHeapSize() { return m_usedHeapSize; } 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void setUsedHeapSize(size_t usedHeapSize) { m_usedHeapSize = usedHeapSize; } 755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) double m_startTime; 785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) size_t m_usedHeapSize; 795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) GCEventListeners m_listeners; 805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 815c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 825c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 83323480423219ecd77329f8326dc5e0e3b50926d4Torne (Richard Coles)// FIXME(361045): remove ScriptGCEvent once DevTools Timeline migrates to tracing. 84197021e6b966cfb06891637935ef33fff06433d1Ben Murdochclass ScriptGCEvent { 855c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 865c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static void addEventListener(ScriptGCEventListener*); 875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static void removeEventListener(ScriptGCEventListener*); 885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static void getHeapSize(HeapInfo&); 895c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 905c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 915c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static void gcEpilogueCallback(v8::GCType type, v8::GCCallbackFlags flags); 925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static void gcPrologueCallback(v8::GCType type, v8::GCCallbackFlags flags); 935c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) static size_t getUsedHeapSize(); 945c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 965c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 97c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 985c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 995c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif // !defined(ScriptGCEvent_h) 100