rega              289 src/cmd/5c/gc.h Reg*	rega(void);
rega               54 src/cmd/5c/peep.c 			r2 = rega();
rega              118 src/cmd/5c/reg.c 		r = rega();
rega              118 src/cmd/5g/opt.h Reg*	rega(void);
rega              289 src/cmd/6c/gc.h Reg*	rega(void);
rega              100 src/cmd/6c/peep.c 			r2 = rega();
rega              117 src/cmd/6c/reg.c 		r = rega();
rega              294 src/cmd/8c/gc.h Reg*	rega(void);
rega               76 src/cmd/8c/peep.c 			r2 = rega();
rega              117 src/cmd/8c/reg.c 		r = rega();
rega              131 src/cmd/8g/opt.h Reg*	rega(void);