--- a/hotspot/src/share/vm/opto/machnode.hpp	Mon Nov 21 00:57:43 2011 -0800
+++ b/hotspot/src/share/vm/opto/machnode.hpp	Wed Sep 14 09:22:51 2011 +0200
@@ -190,6 +190,9 @@
   // Avoid back to back some instructions on some CPUs.
   bool avoid_back_to_back() const { return (flags() & Flag_avoid_back_to_back) != 0; }
 
+  // instruction implemented with a call
+  bool has_call() const { return (flags() & Flag_has_call) != 0; }
+
   // First index in _in[] corresponding to operand, or -1 if there is none
   int  operand_index(uint operand) const;