JavaScriptCore-7600.1.4.15.12.tar.gz

[apple/javascriptcore.git] / dfg / DFGDesiredStructureChains.h

/*
 * Copyright (C) 2013, 2014 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 * 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
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 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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#ifndef DFGDesiredStructureChains_h
#define DFGDesiredStructureChains_h

#if ENABLE(DFG_JIT)

#include "IntendedStructureChain.h"
#include <wtf/Vector.h>

namespace JSC { namespace DFG {

class DesiredStructureChains {
public:
    DesiredStructureChains();
    ~DesiredStructureChains();
    
    void addLazily(PassRefPtr<IntendedStructureChain> chain)
    {
        m_vector.append(chain);
    }
    
    bool areStillValid() const;
    
    void visitChildren(SlotVisitor&);
    
private:
    Vector<RefPtr<IntendedStructureChain>> m_vector;
};

} } // namespace JSC::DFG

#endif // ENABLE(DFG_JIT)

#endif // DFGDesiredStructureChains_h