pipe.S revision 256281
1/* 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This software was developed by the Computer Systems Engineering group 6 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 7 * contributed to Berkeley. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * from: Header: pipe.s,v 1.1 91/07/06 13:05:58 torek Exp 34 */ 35 36#if defined(SYSLIBC_SCCS) && !defined(lint) 37 .asciz "@(#)pipe.s 8.1 (Berkeley) 6/4/93" 38#if 0 39 RCSID("$NetBSD: pipe.S,v 1.3 2000/09/28 08:38:55 kleink Exp $") 40#endif 41#endif /* SYSLIBC_SCCS and not lint */ 42#include <machine/asm.h> 43__FBSDID("$FreeBSD: stable/10/lib/libc/sparc64/sys/pipe.S 165903 2007-01-09 00:28:16Z imp $"); 44 45#include "SYS.h" 46 47_SYSENTRY(pipe) 48 mov %o0, %o2 49 mov SYS_pipe, %g1 50 ta %xcc, ST_SYSCALL 51 bcc,a,pt %xcc, 1f 52 stw %o0, [%o2] 53 ERROR() 541: stw %o1, [%o2 + 4] 55 retl 56 clr %o0 57_SYSEND(pipe) 58