--- a/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/CallNode.java	Wed Jan 29 12:19:03 2014 +0100
+++ b/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/CallNode.java	Wed Jan 29 20:49:09 2014 +0100
@@ -85,6 +85,16 @@
     public abstract boolean inline();
 
     /**
+     * Returns the inlined root node if the call node was inlined. If the {@link CallNode} was not
+     * inlined <code>null</code> is returned.
+     * 
+     * @return the inlined root node returned by {@link RootNode#inline()}
+     */
+    public RootNode getInlinedRoot() {
+        return null;
+    }
+
+    /**
      * Creates a new {@link CallNode} using a {@link CallTarget}.
      * 
      * @param target the {@link CallTarget} to call
@@ -116,7 +126,6 @@
             ((InlinableCallNode) callNode).resetCallCount();
             return;
         }
-        throw new UnsupportedOperationException();
     }
 
     private static boolean isInlinable(CallTarget callTarget) {
@@ -126,6 +135,11 @@
         return false;
     }
 
+    @Override
+    public String toString() {
+        return getParent() != null ? getParent().toString() : super.toString();
+    }
+
     static final class DefaultCallNode extends CallNode {
 
         public DefaultCallNode(CallTarget target) {
@@ -174,13 +188,14 @@
         public boolean inline() {
             DefaultCallTarget defaultTarget = (DefaultCallTarget) getCallTarget();
             RootNode originalRootNode = defaultTarget.getRootNode();
-            boolean inlined = false;
             if (originalRootNode.isInlinable()) {
                 RootNode inlinedRootNode = defaultTarget.getRootNode().inline();
+                inlinedRootNode.setCallTarget(callTarget);
+                inlinedRootNode.setParentInlinedCall(this);
                 replace(new InlinedCallNode(defaultTarget, inlinedRootNode));
-                inlined = true;
+                return true;
             }
-            return inlined;
+            return false;
         }
 
         @Override
@@ -225,6 +240,11 @@
         }
 
         @Override
+        public RootNode getInlinedRoot() {
+            return inlinedRoot;
+        }
+
+        @Override
         public boolean inline() {
             return false;
         }