ref: f3afb63ccb73e554ce46a85304a8b8de2a7a4e37 dir: /sys/src/libc/68020/strcat.s/
TEXT strcat(SB), $0 MOVL s1+0(FP), A2 MOVL s2+4(FP), A1 l1: TSTB (A2)+ BNE l1 MOVB (A1)+, -1(A2) BEQ done l2: MOVB (A1)+, (A2)+ BNE l2 done: MOVL s1+0(FP), R0 RTS