/* * Copyright (C) 2017-2018 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. ``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 * 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. */ #pragma once #if ENABLE(WEBASSEMBLY) #include "JSFunction.h" namespace JSC { class JSGlobalObject; class JSWebAssemblyInstance; class WebAssemblyFunctionBase : public JSFunction { public: using Base = JSFunction; const static unsigned StructureFlags = Base::StructureFlags; DECLARE_INFO; JSWebAssemblyInstance* instance() const { return m_instance.get(); } static ptrdiff_t offsetOfInstance() { return OBJECT_OFFSETOF(WebAssemblyFunctionBase, m_instance); } protected: static void visitChildren(JSCell*, SlotVisitor&); void finishCreation(VM&, NativeExecutable*, unsigned length, const String& name, JSWebAssemblyInstance*); WebAssemblyFunctionBase(VM&, JSGlobalObject*, Structure*); PoisonedWriteBarrier<WebAssemblyFunctionBasePoison, JSWebAssemblyInstance> m_instance; }; } // namespace JSC #endif // ENABLE(WEBASSEMBLY)