JavaScriptCore-7600.1.4.9.tar.gz

[apple/javascriptcore.git] / runtime / JSWeakMap.cpp

/*
 * Copyright (C) 2013 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
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 * 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
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#include "config.h"
#include "JSWeakMap.h"

#include "JSCJSValueInlines.h"
#include "SlotVisitorInlines.h"
#include "StructureInlines.h"
#include "WeakMapData.h"
#include "WriteBarrierInlines.h"

namespace JSC {

const ClassInfo JSWeakMap::s_info = { "WeakMap", &Base::s_info, 0, 0, CREATE_METHOD_TABLE(JSWeakMap) };

void JSWeakMap::finishCreation(VM& vm)
{
    Base::finishCreation(vm);
    m_weakMapData.set(vm, this, WeakMapData::create(vm));
}

void JSWeakMap::visitChildren(JSCell* cell, SlotVisitor& visitor)
{
    Base::visitChildren(cell, visitor);
    JSWeakMap* thisObj = jsCast<JSWeakMap*>(cell);
    visitor.append(&thisObj->m_weakMapData);
}

}