hc5 · February 24, 2012 22:06
diff --git a/strlen.asm b/strlen.asm
 #	$a0 = address of string
 #	$v0	= length of it
 strlen:
 	addi	$t1, $a0, 0
 	loop:
 	lb		$t0, 0($a0)
 	addi	$a0, $a0, 1
 	bne		$t0, $zero, loop
 	sub		$v0, $a0, $t1
 	addi	$v0, $v0, -1		# -1 because \0 is counted
 	jr		$ra
	# $a0 = address of string
	# $v0 = length of it
	strlen:
	addi $t1, $a0, 0
	loop:
	lb $t0, 0($a0)
	addi $a0, $a0, 1
	bne $t0, $zero, loop
	sub $v0, $a0, $t1
	addi $v0, $v0, -1 # -1 because \0 is counted
	jr $ra
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