blob: b1262b8f7ad34de895039176f3379a3d770c4699 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
|
/* $OpenBSD: strlen.S,v 1.5 1998/03/01 16:10:37 niklas Exp $ */
#include "DEFS.h"
/*
* strlen(str)
*/
LEAF(strlen)
.set noreorder
addu v1, a0, 1
1:
lb v0, 0(a0) # get byte from string
addu a0, a0, 1 # increment pointer
bne v0, zero, 1b # continue if not end
nop
j ra
subu v0, a0, v1 # compute length - 1 for '\0' char
END(strlen)
|
