src/cpu/x86/vm/register_x86.hpp

@@ -163,10 +163,11 @@
 
   // accessors
   int   encoding() const                          { assert(is_valid(), err_msg("invalid register (%d)", (int)(intptr_t)this )); return (intptr_t)this; }
   bool  is_valid() const                          { return 0 <= (intptr_t)this && (intptr_t)this < number_of_registers; }
   const char* name() const;
+  const char* sub_word_name(int offset) const;
 };
 
 
 // The XMM registers, for P3 and up chips
 CONSTANT_REGISTER_DECLARATION(XMMRegister, xnoreg , (-1));