sonyoss-vita-webkit/Source/JavaScriptCore/jit/ClosureCallStubRoutine.cpp

/*
 * 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. 
 */

#include "config.h"
#include "ClosureCallStubRoutine.h"

#if ENABLE(JIT)

#include "Executable.h"
#include "Heap.h"
#include "VM.h"
#include "Operations.h"
#include "SlotVisitor.h"
#include "Structure.h"

namespace JSC {

ClosureCallStubRoutine::ClosureCallStubRoutine(
    const MacroAssemblerCodeRef& code, VM& vm, const JSCell* owner,
    Structure* structure, ExecutableBase* executable, const CodeOrigin& codeOrigin)
#if ENABLE(DETACHED_JIT)
    : GCAwareJITStubRoutine(code, vm, e_ClosureCallType, true)
#else
    : GCAwareJITStubRoutine(code, vm, true)
#endif
    , m_structure(vm, owner, structure)
    , m_executable(vm, owner, executable)
    , m_codeOrigin(codeOrigin)
{
}

ClosureCallStubRoutine::~ClosureCallStubRoutine()
{
#if ENABLE(DETACHED_JIT)
    RELEASE_ASSERT(m_gcAwareStubRoutineType == e_ClosureCallType);
    m_gcAwareStubRoutineType = e_GCAwareStubRoutineBaseType;
#endif
}

#if ENABLE(DETACHED_JIT)
void ClosureCallStubRoutine::DETACHED_JIT_DTOR()
{
    RELEASE_ASSERT(m_gcAwareStubRoutineType == e_ClosureCallType);
    delete this;
}
#endif

#if !(ENABLE(DETACHED_JIT) && BUILDING_DETACHED_JIT)
void ClosureCallStubRoutine::markRequiredObjectsInternal(SlotVisitor& visitor)
{
    visitor.append(&m_structure);
    visitor.append(&m_executable);
}
#endif

} // namespace JSC

#endif // ENABLE(JIT)