--- a/hotspot/src/cpu/zero/vm/sharkFrame_zero.hpp	Fri Jan 11 16:47:23 2013 -0800
+++ b/hotspot/src/cpu/zero/vm/sharkFrame_zero.hpp	Fri Jan 11 16:47:23 2013 -0800
@@ -68,6 +68,10 @@
     return (address) value_of_word(pc_off);
   }
 
+  void set_pc(address pc) const {
+    *((address*) addr_of_word(pc_off)) = pc;
+  }
+
   intptr_t* unextended_sp() const {
     return (intptr_t *) value_of_word(unextended_sp_off);
   }