/* * Copyright (C) 1999-2001 Harri Porten (porten@kde.org) * Copyright (C) 2004-2011, 2013, 2016 Apple Inc. All rights reserved. * Copyright (C) 2007 Samuel Weinig <sam@webkit.org> * Copyright (C) 2013 Michael Pruett <michael@68k.org> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include "config.h" #include "JSDOMWrapperCache.h" #include <JavaScriptCore/JSCInlines.h> namespace WebCore { using namespace JSC; Structure* getCachedDOMStructure(JSDOMGlobalObject& globalObject, const ClassInfo* classInfo) { JSDOMStructureMap& structures = globalObject.structures(NoLockingNecessary); return structures.get(classInfo).get(); } Structure* cacheDOMStructure(JSDOMGlobalObject& globalObject, Structure* structure, const ClassInfo* classInfo) { auto locker = lockDuringMarking(globalObject.vm().heap, globalObject.gcLock()); JSDOMStructureMap& structures = globalObject.structures(locker); ASSERT(!structures.contains(classInfo)); return structures.set(classInfo, WriteBarrier<Structure>(globalObject.vm(), &globalObject, structure)).iterator->value.get(); } } // namespace WebCore