Imported QtWebKit TP3 (git b57bc6801f1876c3220d5a4bfea33d620d477443)

Change-Id: I3b1d8a2808782c9f34d50240000e20cb38d3680f
Reviewed-by: Konstantin Tokarev <annulen@yandex.ru>

1 files changed, 118 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/wasm/JSWASMModule.h b/Source/JavaScriptCore/wasm/JSWASMModule.h
new file mode 100644
index 000000000..2d16791cc
--- /dev/null
+++ b/Source/JavaScriptCore/wasm/JSWASMModule.h
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2015 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.
+ */
+
+#ifndef JSWASMModule_h
+#define JSWASMModule_h
+
+#if ENABLE(WEBASSEMBLY)
+
+#include "JSDestructibleObject.h"
+#include "WASMFormat.h"
+
+namespace JSC {
+
+class JSWASMModule : public JSDestructibleObject {
+public:
+    typedef JSDestructibleObject Base;
+
+    union GlobalVariable {
+        GlobalVariable(int32_t value)
+            : intValue(value)
+        {
+        }
+        GlobalVariable(float value)
+            : floatValue(value)
+        {
+        }
+        GlobalVariable(double value)
+            : doubleValue(value)
+        {
+        }
+
+        int32_t intValue;
+        float floatValue;
+        double doubleValue;
+    };
+
+    static JSWASMModule* create(VM& vm, Structure* structure, JSArrayBuffer* arrayBuffer)
+    {
+        JSWASMModule* module = new (NotNull, allocateCell<JSWASMModule>(vm.heap)) JSWASMModule(vm, structure, arrayBuffer);
+        module->finishCreation(vm);
+        return module;
+    }
+
+    DECLARE_INFO;
+
+    static Structure* createStructure(VM& vm, JSGlobalObject* globalObject)
+    {
+        return Structure::create(vm, globalObject, jsNull(), TypeInfo(ObjectType, StructureFlags), info());
+    }
+
+    static void destroy(JSCell*);
+    static void visitChildren(JSCell*, SlotVisitor&);
+
+    Vector<uint32_t>& i32Constants() { return m_i32Constants; }
+    Vector<float>& f32Constants() { return m_f32Constants; }
+    Vector<double>& f64Constants() { return m_f64Constants; }
+    Vector<WASMSignature>& signatures() { return m_signatures; }
+    Vector<WASMFunctionImport>& functionImports() { return m_functionImports; }
+    Vector<WASMFunctionImportSignature>& functionImportSignatures() { return m_functionImportSignatures; }
+    Vector<WASMType>& globalVariableTypes() { return m_globalVariableTypes; }
+    Vector<WASMFunctionDeclaration>& functionDeclarations() { return m_functionDeclarations; }
+    Vector<WASMFunctionPointerTable>& functionPointerTables() { return m_functionPointerTables; }
+
+    const JSArrayBuffer* arrayBuffer() const { return m_arrayBuffer.get(); }
+    Vector<WriteBarrier<JSFunction>>& functions() { return m_functions; }
+    Vector<unsigned>& functionStartOffsetsInSource() { return m_functionStartOffsetsInSource; }
+    Vector<unsigned>& functionStackHeights() { return m_functionStackHeights; }
+    Vector<GlobalVariable>& globalVariables() { return m_globalVariables; }
+    Vector<WriteBarrier<JSFunction>>& importedFunctions() { return m_importedFunctions; }
+
+private:
+    JSWASMModule(VM&, Structure*, JSArrayBuffer*);
+
+    Vector<uint32_t> m_i32Constants;
+    Vector<float> m_f32Constants;
+    Vector<double> m_f64Constants;
+    Vector<WASMSignature> m_signatures;
+    Vector<WASMFunctionImport> m_functionImports;
+    Vector<WASMFunctionImportSignature> m_functionImportSignatures;
+    Vector<WASMType> m_globalVariableTypes;
+    Vector<WASMFunctionDeclaration> m_functionDeclarations;
+    Vector<WASMFunctionPointerTable> m_functionPointerTables;
+
+    WriteBarrier<JSArrayBuffer> m_arrayBuffer;
+    Vector<WriteBarrier<JSFunction>> m_functions;
+    Vector<unsigned> m_functionStartOffsetsInSource;
+    Vector<unsigned> m_functionStackHeights;
+    Vector<GlobalVariable> m_globalVariables;
+    Vector<WriteBarrier<JSFunction>> m_importedFunctions;
+};
+
+} // namespace JSC
+
+#endif // ENABLE(WEBASSEMBLY)
+
+#endif // JSWASMModule_h