--- old/src/share/vm/adlc/forms.cpp	2015-04-06 14:41:24.276127600 -0700
+++ new/src/share/vm/adlc/forms.cpp	2015-04-06 14:41:24.087108700 -0700
@@ -241,6 +241,7 @@
   if (strcmp(name,"RegI")==0) return Form::idealI;
   if (strcmp(name,"RegP")==0) return Form::idealP;
   if (strcmp(name,"RegF")==0) return Form::idealF;
+  if (strcmp(name,"RegK")==0) return Form::idealI;
   if (strcmp(name,"RegD")==0) return Form::idealD;
   if (strcmp(name,"RegL")==0) return Form::idealL;