webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

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diff --git a/Source/JavaScriptCore/wasm/js/WebAssemblyModuleRecord.h b/Source/JavaScriptCore/wasm/js/WebAssemblyModuleRecord.h
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+++ b/Source/JavaScriptCore/wasm/js/WebAssemblyModuleRecord.h
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+/*
+ * Copyright (C) 2016 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 "AbstractModuleRecord.h"
+#include "WasmFormat.h"
+
+namespace JSC {
+
+class JSWebAssemblyInstance;
+class WebAssemblyFunction;
+
+// Based on the WebAssembly.Instance specification
+// https://github.com/WebAssembly/design/blob/master/JS.md#webassemblyinstance-constructor
+class WebAssemblyModuleRecord : public AbstractModuleRecord {
+    friend class LLIntOffsetsExtractor;
+public:
+    typedef AbstractModuleRecord Base;
+
+    DECLARE_EXPORT_INFO;
+
+    static Structure* createStructure(VM&, JSGlobalObject*, JSValue);
+    static WebAssemblyModuleRecord* create(ExecState*, VM&, Structure*, const Identifier&, const Wasm::ModuleInformation&);
+
+    void link(ExecState*, JSWebAssemblyInstance*);
+    JS_EXPORT_PRIVATE JSValue evaluate(ExecState*);
+
+private:
+    WebAssemblyModuleRecord(VM&, Structure*, const Identifier&);
+
+    void finishCreation(ExecState*, VM&, const Wasm::ModuleInformation&);
+    static void destroy(JSCell*);
+
+    static void visitChildren(JSCell*, SlotVisitor&);
+
+    WriteBarrier<JSWebAssemblyInstance> m_instance;
+    WriteBarrier<JSCell> m_startFunction;
+};
+
+} // namespace JSC
+
+#endif // ENABLE(WEBASSEMBLY)