diff -r 2389669474a6 -r 4311f23817fd src/share/vm/opto/macro.cpp
--- a/src/share/vm/opto/macro.cpp	Tue Jun 15 15:57:36 2010 -0700
+++ b/src/share/vm/opto/macro.cpp	Tue Jun 15 18:07:27 2010 -0700
@@ -1431,7 +1431,7 @@
   Node* mark_node = NULL;
   // For now only enable fast locking for non-array types
   if (UseBiasedLocking && (length == NULL)) {
-    mark_node = make_load(NULL, rawmem, klass_node, Klass::prototype_header_offset_in_bytes() + sizeof(oopDesc), TypeRawPtr::BOTTOM, T_ADDRESS);
+    mark_node = make_load(control, rawmem, klass_node, Klass::prototype_header_offset_in_bytes() + sizeof(oopDesc), TypeRawPtr::BOTTOM, T_ADDRESS);
   } else {
     mark_node = makecon(TypeRawPtr::make((address)markOopDesc::prototype()));
   }