--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/GraalCompiler/src/com/sun/c1x/ir/UnsignedCompareOp.java	Wed Apr 27 11:50:44 2011 +0200
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2010, 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.c1x.ir;
+
+import com.sun.c1x.debug.*;
+import com.sun.cri.bytecode.*;
+import com.sun.cri.bytecode.Bytecodes.UnsignedComparisons;
+import com.sun.cri.ci.*;
+
+/**
+ * Unsigned comparisons.
+ *
+ * @author Mick Jordan
+ * @see UnsignedComparisons
+ */
+public final class UnsignedCompareOp extends Op2 {
+
+    /**
+     * One of the constants defined in {@link UnsignedComparisons} denoting the type of this comparison.
+     */
+    public final int op;
+
+    /**
+     * Creates a new compare operation.
+     *
+     * @param opcode the bytecode opcode
+     * @param op the comparison type
+     * @param x the first input
+     * @param y the second input
+     */
+    public UnsignedCompareOp(int opcode, int op, Value x, Value y) {
+        super(CiKind.Int, opcode, x, y);
+        assert opcode == Bytecodes.UWCMP || opcode == Bytecodes.UCMP;
+        this.op = op;
+    }
+
+    @Override
+    public void accept(ValueVisitor v) {
+        v.visitUnsignedCompareOp(this);
+    }
+
+    @Override
+    public void print(LogStream out) {
+        out.print(x()).
+        print(' ').
+        print(Bytecodes.operator(opcode)).
+        print(' ').
+        print(y());
+    }
+}