syscall.S revision 1.8
11.1Sragge/* 21.1Sragge * Copyright (c) 1983, 1993 31.1Sragge * The Regents of the University of California. All rights reserved. 41.1Sragge * (c) UNIX System Laboratories, Inc. 51.1Sragge * All or some portions of this file are derived from material licensed 61.1Sragge * to the University of California by American Telephone and Telegraph 71.1Sragge * Co. or Unix System Laboratories, Inc. and are reproduced herein with 81.1Sragge * the permission of UNIX System Laboratories, Inc. 91.1Sragge * 101.1Sragge * Redistribution and use in source and binary forms, with or without 111.1Sragge * modification, are permitted provided that the following conditions 121.1Sragge * are met: 131.1Sragge * 1. Redistributions of source code must retain the above copyright 141.1Sragge * notice, this list of conditions and the following disclaimer. 151.1Sragge * 2. Redistributions in binary form must reproduce the above copyright 161.1Sragge * notice, this list of conditions and the following disclaimer in the 171.1Sragge * documentation and/or other materials provided with the distribution. 181.6Sagc * 3. Neither the name of the University nor the names of its contributors 191.1Sragge * may be used to endorse or promote products derived from this software 201.1Sragge * without specific prior written permission. 211.1Sragge * 221.1Sragge * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 231.1Sragge * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 241.1Sragge * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 251.1Sragge * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 261.1Sragge * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 271.1Sragge * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 281.1Sragge * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 291.1Sragge * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 301.1Sragge * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 311.1Sragge * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 321.1Sragge * SUCH DAMAGE. 331.1Sragge */ 341.1Sragge 351.7Smatt#include "SYS.h" 361.7Smatt 371.1Sragge#if defined(SYSLIBC_SCCS) && !defined(lint) 381.1Sragge /* .asciz "@(#)syscall.s 8.2 (Berkeley) 1/21/94" */ 391.8SthorpejRCSID("$NetBSD: syscall.S,v 1.8 2020/04/18 23:55:51 thorpej Exp $") 401.1Sragge#endif /* SYSLIBC_SCCS and not lint */ 411.1Sragge 421.8SthorpejENTRY(_syscall, 0) 431.5Smatt movl 4(%ap),%r0 # syscall number 441.5Smatt subl3 $1,(%ap)+,(%ap) # one fewer arguments 451.5Smatt chmk %r0 461.1Sragge jcs 1f 471.1Sragge ret 481.1Sragge1: 491.4Smatt jmp CERROR+2 501.8SthorpejEND(_syscall) 511.8SthorpejWEAK_ALIAS(syscall,_syscall) 52