shithub: riscv

ref: faac4ddd66794bd981bb94986d58c6e2891d5e5e
dir: /sys/src/libc/riscv64/strcmp.s/

View raw version 
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