* config/tc-m68k.c (m68k_ip): When recognizing '#', use isbyte and

	* config/tc-m68k.c (m68k_ip): When recognizing '#', use isbyte and
	iword rather than expr8 and expr16.  When recognizing 'M', use
	issbyte rather than expr8.  When recognizing 'Q' and 't', just
	check for O_constant rather than using expr8.
	* config/m68k-parse.h (expr8, expr16): Don't define.
	* Makefile.in (m68k-parse.o): Depend upon m68k-parse.h, not
	m68k-parse.y.