--- a/graal/com.oracle.max.graal.hotspot/src/com/oracle/max/graal/hotspot/ri/HotSpotRuntime.java	Fri Feb 03 13:40:32 2012 -0800
+++ b/graal/com.oracle.max.graal.hotspot/src/com/oracle/max/graal/hotspot/ri/HotSpotRuntime.java	Fri Feb 03 13:41:59 2012 -0800
@@ -314,8 +314,8 @@
         } else if (n instanceof ArrayHeaderSizeNode) {
             ArrayHeaderSizeNode arrayHeaderSize = (ArrayHeaderSizeNode) n;
             graph.replaceFloating(arrayHeaderSize, ConstantNode.forLong(config.getArrayOffset(arrayHeaderSize.elementKind()), n.graph()));
-        } else if (n instanceof ReadClassNode) {
-            ReadClassNode objectClassNode = (ReadClassNode) n;
+        } else if (n instanceof ReadHubNode) {
+            ReadHubNode objectClassNode = (ReadHubNode) n;
             LocationNode location = LocationNode.create(LocationNode.FINAL_LOCATION, CiKind.Object, config.hubOffset, graph);
             ReadNode memoryRead = graph.add(new ReadNode(CiKind.Object, objectClassNode.object(), location));
             memoryRead.setGuard((GuardNode) tool.createGuard(graph.unique(new NullCheckNode(objectClassNode.object(), false))));