1/* 2 * Copyright (C) 2012 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef WeakSetInlines_h 27#define WeakSetInlines_h 28 29#include "MarkedBlock.h" 30 31namespace JSC { 32 33inline WeakImpl* WeakSet::allocate(JSValue jsValue, WeakHandleOwner* weakHandleOwner, void* context) 34{ 35 WeakSet& weakSet = MarkedBlock::blockFor(jsValue.asCell())->weakSet(); 36 WeakBlock::FreeCell* allocator = weakSet.m_allocator; 37 if (UNLIKELY(!allocator)) 38 allocator = weakSet.findAllocator(); 39 weakSet.m_allocator = allocator->next; 40 41 WeakImpl* weakImpl = WeakBlock::asWeakImpl(allocator); 42 return new (NotNull, weakImpl) WeakImpl(jsValue, weakHandleOwner, context); 43} 44 45inline void WeakBlock::finalize(WeakImpl* weakImpl) 46{ 47 ASSERT(weakImpl->state() == WeakImpl::Dead); 48 weakImpl->setState(WeakImpl::Finalized); 49 WeakHandleOwner* weakHandleOwner = weakImpl->weakHandleOwner(); 50 if (!weakHandleOwner) 51 return; 52 weakHandleOwner->finalize(Handle<Unknown>::wrapSlot(&const_cast<JSValue&>(weakImpl->jsValue())), weakImpl->context()); 53} 54 55} // namespace JSC 56 57#endif // WeakSetInlines_h 58