# HG changeset patch
# User Thomas Wuerthinger <thomas@wuerthinger.net>
# Date 1306853178 -7200
# Node ID 87018b9c830430594517bac10067ef6b700c5c8d
# Parent  adc4b3ec0a8c90fb3f34d26e26e7da7999ea2888
Added Op and Phase class.

diff -r adc4b3ec0a8c -r 87018b9c8304 graal/GraalGraph/src/com/oracle/graal/graph/Node.java
--- a/graal/GraalGraph/src/com/oracle/graal/graph/Node.java	Tue May 31 15:17:55 2011 +0200
+++ b/graal/GraalGraph/src/com/oracle/graal/graph/Node.java	Tue May 31 16:46:18 2011 +0200
@@ -80,7 +80,7 @@
         return graph;
     }
 
-    public <T> T lookup(Class<T> clazz) {
+    public <T extends Op> T lookup(Class<T> clazz) {
         return null;
     }
 
diff -r adc4b3ec0a8c -r 87018b9c8304 graal/GraalGraph/src/com/oracle/graal/graph/Op.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/GraalGraph/src/com/oracle/graal/graph/Op.java	Tue May 31 16:46:18 2011 +0200
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2011, 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.oracle.graal.graph;
+
+
+public interface Op {
+
+}
diff -r adc4b3ec0a8c -r 87018b9c8304 graal/GraalGraph/src/com/oracle/graal/graph/Phase.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/GraalGraph/src/com/oracle/graal/graph/Phase.java	Tue May 31 16:46:18 2011 +0200
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2011, 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.oracle.graal.graph;
+
+public abstract class Phase {
+
+    public final void apply(Graph graph) {
+        assert graph != null;
+        run(graph);
+    }
+
+    protected abstract void run(Graph graph);
+}