darling-JavaScriptCore/ftl/FTLExitTimeObjectMaterialization.h
2017-08-12 09:48:01 -07:00

70 lines
2.3 KiB
C++

/*
* Copyright (C) 2014, 2015 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.
*/
#pragma once
#if ENABLE(FTL_JIT)
#include "DFGNodeType.h"
#include "FTLExitPropertyValue.h"
#include "FTLExitValue.h"
#include <wtf/Noncopyable.h>
namespace JSC {
class TrackedReferences;
namespace FTL {
class ExitTimeObjectMaterialization {
WTF_MAKE_NONCOPYABLE(ExitTimeObjectMaterialization)
public:
ExitTimeObjectMaterialization(DFG::NodeType, CodeOrigin);
~ExitTimeObjectMaterialization();
void add(DFG::PromotedLocationDescriptor, const ExitValue&);
DFG::NodeType type() const { return m_type; }
CodeOrigin origin() const { return m_origin; }
ExitValue get(DFG::PromotedLocationDescriptor) const;
const Vector<ExitPropertyValue>& properties() const { return m_properties; }
void accountForLocalsOffset(int offset);
void dump(PrintStream& out) const;
void validateReferences(const TrackedReferences&) const;
private:
DFG::NodeType m_type;
CodeOrigin m_origin;
Vector<ExitPropertyValue> m_properties;
};
} } // namespace JSC::FTL
#endif // ENABLE(FTL_JIT)