--- a/graal/com.oracle.graal.loop/src/com/oracle/graal/loop/InductionVariable.java	Tue Apr 30 19:56:36 2013 +0200
+++ b/graal/com.oracle.graal.loop/src/com/oracle/graal/loop/InductionVariable.java	Tue Apr 30 20:04:49 2013 +0200
@@ -22,6 +22,7 @@
  */
 package com.oracle.graal.loop;
 
+import com.oracle.graal.api.meta.*;
 import com.oracle.graal.graph.*;
 import com.oracle.graal.nodes.*;
 
@@ -48,6 +49,10 @@
         this.loop = loop;
     }
 
+    public LoopEx getLoop() {
+        return loop;
+    }
+
     public abstract Direction direction();
 
     public abstract ValueNode valueNode();
@@ -64,7 +69,11 @@
 
     public abstract long constantStride();
 
-    public abstract ValueNode extremumNode();
+    public ValueNode extremumNode() {
+        return extremumNode(false, valueNode().kind());
+    }
+
+    public abstract ValueNode extremumNode(boolean assumePositiveTripCount, Kind kind);
 
     public abstract boolean isConstantExtremum();