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+/*
+ * Copyright (C) 2015-2016 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.
+ */
+
+#ifndef B3VariableValue_h
+#define B3VariableValue_h
+
+#if ENABLE(B3_JIT)
+
+#include "B3Value.h"
+
+namespace JSC { namespace B3 {
+
+class Variable;
+
+class JS_EXPORT_PRIVATE VariableValue : public Value {
+public:
+ static bool accepts(Opcode opcode) { return opcode == Get || opcode == Set; }
+
+ ~VariableValue();
+
+ Variable* variable() const { return m_variable; }
+
+protected:
+ void dumpMeta(CommaPrinter&, PrintStream&) const override;
+
+ Value* cloneImpl() const override;
+
+private:
+ friend class Procedure;
+
+ // Use this for Set.
+ VariableValue(Opcode, Origin, Variable*, Value*);
+
+ // Use this for Get.
+ VariableValue(Opcode, Origin, Variable*);
+
+ Variable* m_variable;
+};
+
+} } // namespace JSC::B3
+
+#endif // ENABLE(B3_JIT)
+
+#endif // B3VariableValue_h
+