xref: /original-bsd/lib/libc/i386/string/bzero.s (revision b3f911e0)
1/*-
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * William Jolitz.
7 *
8 * %sccs.include.redist.c%
9 */
10
11#if defined(LIBC_SCCS) && !defined(lint)
12	.asciz "@(#)bzero.s	5.1 (Berkeley) 04/23/90"
13#endif /* LIBC_SCCS and not lint */
14
15/* bzero (base,cnt) */
16
17	.globl _bzero
18_bzero:
19	pushl	%edi
20	movl	8(%esp),%edi
21	movl	12(%esp),%ecx
22	movb	$0x00,%al
23	cld
24	rep
25	stosb
26	popl	%edi
27	ret
28