ref: c69bf6e0bc573a72c2e9f03155daa2f47e357436 dir: /sys/src/libc/68020/strcpy.s/
TEXT strcpy(SB), $0 MOVL s1+0(FP), A2 MOVL s2+4(FP), A1 l1: MOVB (A1)+, (A2)+ BNE l1 MOVL s1+0(FP), R0 RTS