minix/lib/libc/arch/ia64/sys/pipe.S

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/* $NetBSD: pipe.S,v 1.2 2006/09/23 17:39:34 cherry Exp $ */
/*
* Copyright (c) 1994, 1995 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Chris G. Demetriou
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
#include <machine/asm.h>
/* __FBSDID("$FreeBSD: src/lib/libc/ia64/sys/pipe.S,v 1.4 2003/05/16 21:26:39 marcel Exp $"); */
#include "SYS.h"
#ifdef WEAK_ALIAS
WEAK_ALIAS(pipe, _pipe)
#endif
/* XXX: Relook param passing */
ENTRY(_pipe, 1)
st8 [sp]=r32
CALLSYS_ERROR(pipe)
ld8 r14=[sp]
;;
st4 [r14]=ret0,4
;;
st4 [r14]=ret1
mov ret0=0
br.ret.sptk.few rp
END(_pipe)