From d441d6f39bb846989d95bcf5caf387b42414718d Mon Sep 17 00:00:00 2001 From: Allan Sandfeld Jensen Date: Fri, 13 Sep 2013 12:51:20 +0200 Subject: Import Qt5x2 branch of QtWebkit for Qt 5.2 Importing a new snapshot of webkit. Change-Id: I2d01ad12cdc8af8cb015387641120a9d7ea5f10c Reviewed-by: Allan Sandfeld Jensen --- Source/JavaScriptCore/runtime/StructureRareData.h | 76 +++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 Source/JavaScriptCore/runtime/StructureRareData.h (limited to 'Source/JavaScriptCore/runtime/StructureRareData.h') diff --git a/Source/JavaScriptCore/runtime/StructureRareData.h b/Source/JavaScriptCore/runtime/StructureRareData.h new file mode 100644 index 000000000..e5db9e5f4 --- /dev/null +++ b/Source/JavaScriptCore/runtime/StructureRareData.h @@ -0,0 +1,76 @@ +/* + * Copyright (C) 2013 Apple Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, + * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF + * THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef StructureRareData_h +#define StructureRareData_h + +#include "ClassInfo.h" +#include "JSCell.h" +#include "JSTypeInfo.h" + +namespace JSC { + +class JSPropertyNameIterator; +class Structure; + +class StructureRareData : public JSCell { + friend class Structure; +public: + static StructureRareData* create(VM&, Structure*); + static StructureRareData* clone(VM&, const StructureRareData* other); + + static void visitChildren(JSCell*, SlotVisitor&); + + static Structure* createStructure(VM&, JSGlobalObject*, JSValue prototype); + + // Returns true if this StructureRareData should also be cloned when cloning the owner Structure. + bool needsCloning() const { return false; } + + Structure* previousID() const; + void setPreviousID(VM&, Structure* transition, Structure*); + void clearPreviousID(); + + JSString* objectToStringValue() const; + void setObjectToStringValue(VM&, const JSCell* owner, JSString* value); + + JSPropertyNameIterator* enumerationCache(); + void setEnumerationCache(VM&, const Structure* owner, JSPropertyNameIterator* value); + + static JS_EXPORTDATA const ClassInfo s_info; + +private: + StructureRareData(VM&, Structure*); + StructureRareData(VM&, const StructureRareData*); + + static const unsigned StructureFlags = OverridesVisitChildren | JSCell::StructureFlags; + + WriteBarrier m_previous; + WriteBarrier m_objectToStringValue; + WriteBarrier m_enumerationCache; +}; + +} // namespace JSC + +#endif // StructureRareData_h -- cgit v1.2.1