mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2024-11-23 04:09:40 +00:00
65 lines
2.4 KiB
C++
65 lines
2.4 KiB
C++
/*
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* Copyright (C) 2014-2018 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. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "VM.h"
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#include "WriteBarrier.h"
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namespace JSC {
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template <typename T, typename Traits>
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inline void WriteBarrierBase<T, Traits>::set(VM& vm, const JSCell* owner, T* value)
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{
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ASSERT(value);
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ASSERT(!Options::useConcurrentJIT() || !isCompilationThread());
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validateCell(value);
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setEarlyValue(vm, owner, value);
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}
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template <typename T, typename Traits>
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inline void WriteBarrierBase<T, Traits>::setMayBeNull(VM& vm, const JSCell* owner, T* value)
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{
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if (value)
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validateCell(value);
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setEarlyValue(vm, owner, value);
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}
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template <typename T, typename Traits>
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inline void WriteBarrierBase<T, Traits>::setEarlyValue(VM& vm, const JSCell* owner, T* value)
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{
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Traits::exchange(this->m_cell, value);
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vm.heap.writeBarrier(owner, static_cast<JSCell*>(value));
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}
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inline void WriteBarrierBase<Unknown, RawValueTraits<Unknown>>::set(VM& vm, const JSCell* owner, JSValue value)
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{
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ASSERT(!Options::useConcurrentJIT() || !isCompilationThread());
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m_value = JSValue::encode(value);
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vm.heap.writeBarrier(owner, value);
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}
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} // namespace JSC
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