ref: 9574e3908f0323a9059d7918a8bfb315137f0c57
dir: /sys/src/libc/68000/strcmp.s/
TEXT strcmp(SB), $0 MOVL s1+0(FP), A2 MOVL s2+4(FP), A1 l1: MOVB (A1)+, R0 BEQ end CMPB R0, (A2)+ BEQ l1 BCS gtr MOVL $-1, R0 RTS gtr: MOVL $1, R0 RTS end: TSTB (A2) BNE gtr CLRL R0 RTS