freebsd-dev/lib/libc/powerpc/sys/pipe.S
Peter Grehan 8238b87b55 Minimal libc for PowerPC.
Reviewed by: benno

Approved by: re (blanket)
2002-12-04 07:25:14 +00:00

44 lines
1.7 KiB
ArmAsm

/*-
* Copyright (c) 2002 Peter Grehan.
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
/* $NetBSD: pipe.S,v 1.6 2000/09/28 08:38:54 kleink Exp $ */
#include <machine/asm.h>
__FBSDID("$FreeBSD$");
#include "SYS.h"
ENTRY(pipe)
mr %r5,%r3 /* save pointer */
li %r0,SYS_pipe
sc /* r5 is preserved */
bso 1f
stw %r3,0(%r5) /* success, store fds */
stw %r4,4(%r5)
li %r3,0
blr /* and return 0 */
1:
b PIC_PLT(HIDENAME(cerror))