diff options
| author | svn2git <svn2git@FreeBSD.org> | 1994-05-01 08:00:00 +0000 | 
|---|---|---|
| committer | svn2git <svn2git@FreeBSD.org> | 1994-05-01 08:00:00 +0000 | 
| commit | a16f65c7d117419bd266c28a1901ef129a337569 (patch) | |
| tree | 2626602f66dc3551e7a7c7bc9ad763c3bc7ab40a /lib/libc/i386/string/bcopy.s | |
| parent | 8503f4f13f77abf7adc8f7e329c6f9c1d52b6a20 (diff) | |
Diffstat (limited to 'lib/libc/i386/string/bcopy.s')
| -rw-r--r-- | lib/libc/i386/string/bcopy.s | 86 | 
1 files changed, 0 insertions, 86 deletions
| diff --git a/lib/libc/i386/string/bcopy.s b/lib/libc/i386/string/bcopy.s deleted file mode 100644 index 7958d3f40972..000000000000 --- a/lib/libc/i386/string/bcopy.s +++ /dev/null @@ -1,86 +0,0 @@ -/*- - * Copyright (c) 1990 The Regents of the University of California. - * All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - *    notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - *    notice, this list of conditions and the following disclaimer in the - *    documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - *    must display the following acknowledgement: - *	This product includes software developed by the University of - *	California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - *    may be used to endorse or promote products derived from this software - *    without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - *	$Id: bcopy.s,v 1.3 1993/10/09 08:31:14 davidg Exp $ - */ - -#if defined(LIBC_RCS) && !defined(lint) -	.asciz "$Id: bcopy.s,v 1.3 1993/10/09 08:31:14 davidg Exp $" -#endif /* LIBC_RCS and not lint */ - -#include "DEFS.h" - -	/* -	 * (ov)bcopy (src,dst,cnt) -	 *  ws@tools.de     (Wolfgang Solfrank, TooLs GmbH) +49-228-985800 -	 */ - -ENTRY(bcopy) -	pushl	%esi -	pushl	%edi -	movl	12(%esp),%esi -	movl	16(%esp),%edi -	movl	20(%esp),%ecx -	cmpl	%esi,%edi	/* potentially overlapping? */ -	jnb	1f -	cld			/* nope, copy forwards. */ -	shrl	$2,%ecx		/* copy by words */ -	rep -	movsl -	movl	20(%esp),%ecx -	andl	$3,%ecx		/* any bytes left? */ -	rep -	movsb -	popl	%edi -	popl	%esi -	ret -1: -	addl	%ecx,%edi	/* copy backwards. */ -	addl	%ecx,%esi -	std -	andl	$3,%ecx		/* any fractional bytes? */ -	decl	%edi -	decl	%esi -	rep -	movsb -	movl	20(%esp),%ecx	/* copy remainder by words */ -	shrl	$2,%ecx -	subl	$3,%esi -	subl	$3,%edi -	rep -	movsl -	popl	%edi -	popl	%esi -	cld -	ret | 
