1/* $NetBSD: pipe.S,v 1.1 1995/02/10 17:50:35 cgd Exp $ */ 2 3/* 4 * Copyright (c) 1994, 1995 Carnegie-Mellon University. 5 * All rights reserved. 6 * 7 * Author: Chris G. Demetriou 8 * 9 * Permission to use, copy, modify and distribute this software and 10 * its documentation is hereby granted, provided that both the copyright 11 * notice and this permission notice appear in all copies of the 12 * software, derivative works or modified versions, and any portions 13 * thereof, and that both notices appear in supporting documentation. 14 * 15 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 16 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 17 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 18 * 19 * Carnegie Mellon requests users of this software to return to 20 * 21 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 22 * School of Computer Science 23 * Carnegie Mellon University 24 * Pittsburgh PA 15213-3890 25 * 26 * any improvements or extensions that they make and grant Carnegie the 27 * rights to redistribute these changes. 28 */ 29 30#include <machine/asm.h>
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31__FBSDID("$FreeBSD: head/lib/libc/ia64/sys/pipe.S 111777 2003-03-03 01:09:46Z obrien $");
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31__FBSDID("$FreeBSD: head/lib/libc/ia64/sys/pipe.S 115084 2003-05-16 21:26:42Z marcel $"); |
32 33#include "SYS.h" 34
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35SYSCALL(pipe)
36 .regstk 1,0,0,0
37 st4 [in0]=ret0,4 ;;
38 st4 [in0]=ret1
39 mov ret0=0
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35ENTRY(__sys_pipe, 1) 36 WEAK_ALIAS(pipe, __sys_pipe) 37 WEAK_ALIAS(_pipe, __sys_pipe) 38 st8 [sp]=r32 39 CALLSYS_ERROR(pipe) 40 ld8 r14=[sp] 41 ;; 42 st4 [r14]=ret0,4 43 ;; 44 st4 [r14]=ret1 45 mov ret0=0 |
46 br.ret.sptk.few rp
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41END(pipe)
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47END(__sys_pipe) |
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