diff -r 860ba6f8b53f -r ff58f9a8e31c hotspot/src/share/vm/opto/vectornode.hpp
--- a/hotspot/src/share/vm/opto/vectornode.hpp	Sat Apr 02 09:49:27 2011 -0700
+++ b/hotspot/src/share/vm/opto/vectornode.hpp	Sat Apr 02 10:54:15 2011 -0700
@@ -32,6 +32,7 @@
 //------------------------------VectorNode--------------------------------------
 // Vector Operation
 class VectorNode : public Node {
+  virtual uint size_of() const { return sizeof(*this); }
  protected:
   uint _length; // vector length
   virtual BasicType elt_basic_type() const = 0; // Vector element basic type