mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2024-11-26 21:50:53 +00:00
85 lines
3.1 KiB
C++
85 lines
3.1 KiB
C++
/*
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* Copyright (C) 2015-2017 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "ObjectPropertyCondition.h"
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#include "Watchpoint.h"
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#include <wtf/FastMalloc.h>
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#include <wtf/Noncopyable.h>
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namespace JSC {
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// FIXME: This isn't actually a Watchpoint. We should probably have a name which better reflects that:
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// https://bugs.webkit.org/show_bug.cgi?id=202381
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class AdaptiveInferredPropertyValueWatchpointBase {
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WTF_MAKE_NONCOPYABLE(AdaptiveInferredPropertyValueWatchpointBase);
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WTF_MAKE_FAST_ALLOCATED;
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public:
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AdaptiveInferredPropertyValueWatchpointBase(const ObjectPropertyCondition&);
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const ObjectPropertyCondition& key() const { return m_key; }
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void install(VM&);
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virtual ~AdaptiveInferredPropertyValueWatchpointBase() = default;
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class StructureWatchpoint final : public Watchpoint {
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public:
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StructureWatchpoint()
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: Watchpoint(Watchpoint::Type::AdaptiveInferredPropertyValueStructure)
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{ }
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void fireInternal(VM&, const FireDetail&);
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};
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// Own destructor may not be called. Keep members trivially destructible.
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static_assert(sizeof(StructureWatchpoint) == sizeof(Watchpoint), "");
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class PropertyWatchpoint final : public Watchpoint {
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public:
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PropertyWatchpoint()
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: Watchpoint(Watchpoint::Type::AdaptiveInferredPropertyValueProperty)
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{ }
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void fireInternal(VM&, const FireDetail&);
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};
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// Own destructor may not be called. Keep members trivially destructible.
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static_assert(sizeof(PropertyWatchpoint) == sizeof(Watchpoint), "");
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protected:
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virtual bool isValid() const;
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virtual void handleFire(VM&, const FireDetail&) = 0;
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private:
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void fire(VM&, const FireDetail&);
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ObjectPropertyCondition m_key;
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StructureWatchpoint m_structureWatchpoint;
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PropertyWatchpoint m_propertyWatchpoint;
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};
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} // namespace JSC
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