389     return dest;

   389     return dest;

   390   }

   390   }

   391 

   391 

   392   void  set_jump_destination(address dest)  {

   392   void  set_jump_destination(address dest)  {

   393     intptr_t val = dest - next_instruction_address();

   393     intptr_t val = dest - next_instruction_address();

   394 #ifdef AMD64

   397 #ifdef AMD64

   395     assert((labs(val)  & 0xFFFFFFFF00000000) == 0 || dest == (address)-1, "must be 32bit offset or -1");

   398     assert((labs(val)  & 0xFFFFFFFF00000000) == 0 || dest == (address)-1, "must be 32bit offset or -1");

   396 #endif // AMD64

   399 #endif // AMD64

   397     set_int_at(data_offset, (jint)val);

   400     set_int_at(data_offset, (jint)val);

   398   }

   401   }