--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.max.asmdis/src/com/sun/max/asm/gen/risc/RiscAssemblyTester.java	Sat Dec 17 19:59:18 2011 +0100
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.sun.max.asm.gen.risc;
+
+import java.io.*;
+import java.util.*;
+
+import com.sun.max.asm.*;
+import com.sun.max.asm.gen.*;
+import com.sun.max.lang.*;
+
+/**
+ */
+public abstract class RiscAssemblyTester<Template_Type extends RiscTemplate>
+                          extends AssemblyTester<Template_Type> {
+
+    public RiscAssemblyTester(Assembly<Template_Type> assembly, WordWidth addressWidth, EnumSet<AssemblyTestComponent> components) {
+        super(assembly, addressWidth, components);
+    }
+
+    @Override
+    protected byte[] readExternalInstruction(PushbackInputStream externalInputStream, Template_Type template, byte[] internalBytes) throws IOException {
+        final byte[] result = new byte[4];
+        if (externalInputStream.read(result) != 4) {
+            throw new IOException("end of file before end of instruction");
+        }
+        return result;
+    }
+
+    @Override
+    protected String disassembleFields(Template_Type template, byte[] assembledInstruction) {
+        return new RiscFieldDisassembler<Template_Type>(template, assembledInstruction).toString();
+    }
+
+    @Override
+    protected boolean isLegalArgumentList(Template_Type template, List<Argument> arguments) {
+        final List<InstructionConstraint> constraints = template.instructionDescription().constraints();
+        for (InstructionConstraint constraint : constraints) {
+            if (!(constraint.check(template, arguments))) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+}