FreeCalypso > hg > freecalypso-tools

view target-utils/libc/strlen.S @ 876:9998c015a687

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
ringtools/fc-meltest-pwt: shell script created, works as expected
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 30 Mar 2022 20:11:34 +0000
parents 3670e7768ab6
children
line wrap: on
line source

	.text
	.code	32
	.globl	strlen
strlen:
	mov	r1, r0
1:	ldrb	r2, [r0], #1
	cmn	r2, #0
	bne	1b
	sbc	r0, r0, r1
	bx	lr