synch 871 src/cmd/5c/reg.c synch(Reg *r, Bits dif) synch 1026 src/cmd/5g/reg.c synch(Reg *r, Bits dif) synch 1035 src/cmd/6c/reg.c synch(Reg *r, Bits dif) synch 880 src/cmd/6g/reg.c synch(Reg *r, Bits dif) synch 973 src/cmd/8c/reg.c synch(Reg *r, Bits dif) synch 846 src/cmd/8g/reg.c synch(Reg *r, Bits dif)