Plan 9 from Bell Labs’s /sys/src/ape/lib/ap/riscv64/unused/strcmp.s
TEXT strcmp(SB), $0 MOV s2+XLEN(FP), R9 l1: MOVBU (R9), R10 MOVBU (R8), R11 ADD $1, R8 BEQ R10, end ADD $1, R9 BEQ R10, R11, l1 SLTU R11, R10, R8 BNE R8, ret MOV $-1, R8 RET end: SLTU R11, R10, R8 ret: RET