1/* 2 * Copyright (C) 2012 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 ClosureCallStubRoutine_h 27#define ClosureCallStubRoutine_h 28 29#if ENABLE(JIT) 30 31#include "CodeOrigin.h" 32#include "GCAwareJITStubRoutine.h" 33 34namespace JSC { 35 36class ClosureCallStubRoutine : public GCAwareJITStubRoutine { 37public: 38 ClosureCallStubRoutine( 39 const MacroAssemblerCodeRef&, VM&, const JSCell* owner, 40 Structure*, ExecutableBase*, const CodeOrigin&); 41 42 virtual ~ClosureCallStubRoutine(); 43 44 Structure* structure() const { return m_structure.get(); } 45 ExecutableBase* executable() const { return m_executable.get(); } 46 const CodeOrigin& codeOrigin() const { return m_codeOrigin; } 47 48protected: 49 virtual void markRequiredObjectsInternal(SlotVisitor&) override; 50 51private: 52 WriteBarrier<Structure> m_structure; 53 WriteBarrier<ExecutableBase> m_executable; 54 // This allows us to figure out who a call is linked to by searching through 55 // stub routines. 56 CodeOrigin m_codeOrigin; 57}; 58 59} // namespace JSC 60 61#endif // ENABLE(JIT) 62 63#endif // ClosureCallStubRoutine_h 64 65