ref: a24a294465b5e4c4d68618c4bec13e900dbd4ff7
dir: /sys/src/libc/68020/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