1/* 2 * Copyright (C) 2012, 2013, 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. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef ProfilerCompilation_h 27#define ProfilerCompilation_h 28 29#include "ExitKind.h" 30#include "JSCJSValue.h" 31#include "ProfilerCompilationKind.h" 32#include "ProfilerCompiledBytecode.h" 33#include "ProfilerExecutionCounter.h" 34#include "ProfilerJettisonReason.h" 35#include "ProfilerOSRExit.h" 36#include "ProfilerOSRExitSite.h" 37#include "ProfilerOriginStack.h" 38#include "ProfilerProfiledBytecodes.h" 39#include <wtf/RefCounted.h> 40#include <wtf/SegmentedVector.h> 41 42namespace JSC { namespace Profiler { 43 44class Bytecodes; 45class Database; 46 47// Represents the act of executing some bytecodes in some engine, and does 48// all of the counting for those executions. 49 50class Compilation : public RefCounted<Compilation> { 51public: 52 Compilation(Bytecodes*, CompilationKind); 53 ~Compilation(); 54 55 void addProfiledBytecodes(Database&, CodeBlock*); 56 unsigned profiledBytecodesSize() const { return m_profiledBytecodes.size(); } 57 const ProfiledBytecodes& profiledBytecodesAt(unsigned i) const { return m_profiledBytecodes[i]; } 58 59 void noticeInlinedGetById() { m_numInlinedGetByIds++; } 60 void noticeInlinedPutById() { m_numInlinedPutByIds++; } 61 void noticeInlinedCall() { m_numInlinedCalls++; } 62 63 Bytecodes* bytecodes() const { return m_bytecodes; } 64 CompilationKind kind() const { return m_kind; } 65 66 void addDescription(const CompiledBytecode&); 67 void addDescription(const OriginStack&, const CString& description); 68 ExecutionCounter* executionCounterFor(const OriginStack&); 69 void addOSRExitSite(const Vector<const void*>& codeAddresses); 70 OSRExit* addOSRExit(unsigned id, const OriginStack&, ExitKind, bool isWatchpoint); 71 72 void setJettisonReason(JettisonReason jettisonReason) 73 { 74 m_jettisonReason = jettisonReason; 75 } 76 77 JSValue toJS(ExecState*) const; 78 79private: 80 Bytecodes* m_bytecodes; 81 CompilationKind m_kind; 82 JettisonReason m_jettisonReason; 83 Vector<ProfiledBytecodes> m_profiledBytecodes; 84 Vector<CompiledBytecode> m_descriptions; 85 HashMap<OriginStack, std::unique_ptr<ExecutionCounter>> m_counters; 86 Vector<OSRExitSite> m_osrExitSites; 87 SegmentedVector<OSRExit> m_osrExits; 88 unsigned m_numInlinedGetByIds; 89 unsigned m_numInlinedPutByIds; 90 unsigned m_numInlinedCalls; 91}; 92 93} } // namespace JSC::Profiler 94 95#endif // ProfilerCompilation_h 96 97