xref: /original-bsd/lib/libc/vax/string/ffs.s (revision c3e32dec)
1/*
2 * Copyright (c) 1983, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * %sccs.include.redist.c%
6 */
7
8#if defined(LIBC_SCCS) && !defined(lint)
9	.asciz "@(#)ffs.s	8.1 (Berkeley) 06/04/93"
10#endif /* LIBC_SCCS and not lint */
11
12/* bit = ffs(value) */
13
14#include "DEFS.h"
15
16ENTRY(ffs, 0)
17	ffs	$0,$32,4(ap),r0
18	bneq	1f
19	mnegl	$1,r0
201:
21	incl	r0
22	ret
23