mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
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84 lines
3.1 KiB
C++
84 lines
3.1 KiB
C++
/*
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* Copyright (C) 2016-2018 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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*
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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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* 3. Neither the name of Apple Inc. ("Apple") nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY 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 OF
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* 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 "CodeBlock.h"
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#include "CodeBlockSet.h"
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namespace JSC {
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inline void CodeBlockSet::mark(const AbstractLocker&, CodeBlock* codeBlock)
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{
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if (!codeBlock)
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return;
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// Conservative root scanning in Eden collection can only find PreciseAllocation that is allocated in this Eden cycle.
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// Since CodeBlockSet::m_currentlyExecuting is strongly assuming that this catches all the currently executing CodeBlock,
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// we now have a restriction that all CodeBlock needs to be a non-precise-allocation.
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ASSERT(!codeBlock->isPreciseAllocation());
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m_currentlyExecuting.add(codeBlock);
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}
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template<typename Functor>
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void CodeBlockSet::iterate(const Functor& functor)
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{
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auto locker = holdLock(m_lock);
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iterate(locker, functor);
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}
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template<typename Functor>
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void CodeBlockSet::iterate(const AbstractLocker&, const Functor& functor)
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{
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for (CodeBlock* codeBlock : m_codeBlocks)
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functor(codeBlock);
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}
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template<typename Functor>
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void CodeBlockSet::iterateViaSubspaces(VM& vm, const Functor& functor)
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{
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vm.forEachCodeBlockSpace(
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[&] (auto& spaceAndSet) {
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spaceAndSet.space.forEachLiveCell(
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[&] (HeapCell* cell, HeapCell::Kind) {
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functor(jsCast<CodeBlock*>(static_cast<JSCell*>(cell)));
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});
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});
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}
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template<typename Functor>
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void CodeBlockSet::iterateCurrentlyExecuting(const Functor& functor)
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{
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LockHolder locker(&m_lock);
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for (CodeBlock* codeBlock : m_currentlyExecuting)
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functor(codeBlock);
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}
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} // namespace JSC
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