--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/calc/IntegerArithmeticNode.java	Wed Jun 13 13:40:39 2012 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/calc/IntegerArithmeticNode.java	Wed Jun 13 13:41:02 2012 +0200
@@ -59,4 +59,30 @@
                 throw ValueNodeUtil.shouldNotReachHere();
         }
     }
+
+    public static IntegerSubNode sub(ValueNode v1, ValueNode v2) {
+        assert v1.kind() == v2.kind() && v1.graph() == v2.graph();
+        Graph graph = v1.graph();
+        switch(v1.kind()) {
+            case Int:
+                return graph.unique(new IntegerSubNode(Kind.Int, v1, v2));
+            case Long:
+                return graph.unique(new IntegerSubNode(Kind.Long, v1, v2));
+            default:
+                throw ValueNodeUtil.shouldNotReachHere();
+        }
+    }
+
+    public static IntegerDivNode div(ValueNode v1, ValueNode v2) {
+        assert v1.kind() == v2.kind() && v1.graph() == v2.graph();
+        Graph graph = v1.graph();
+        switch(v1.kind()) {
+            case Int:
+                return graph.unique(new IntegerDivNode(Kind.Int, v1, v2));
+            case Long:
+                return graph.unique(new IntegerDivNode(Kind.Long, v1, v2));
+            default:
+                throw ValueNodeUtil.shouldNotReachHere();
+        }
+    }
 }