* m68k-dis.c (print_insn_m68k): Recognize all two-word instructions that take
no args by looking at the match mask.
(print_insn_arg): Always print "%" before register names.
[case 'c']: Use "nc" for the no-cache case, as recognized by gas.
[case '_']: Don't print "@#" before address.
[case 'J']: Use "%s" as format string, not register name.
[case 'B']: Treat place == 'C' like 'l' and 'L'.