1/* $NetBSD: compat___sigtramp1.S,v 1.1 2005/09/16 18:21:19 drochner Exp $ */ 2 3/* 4 * Copyright (c) 1994, 1995, 1996 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 "SYS.h" 31 32/* 33 * The Alpha signal trampoline is invoked only to return from 34 * the signal; the kernel calls the signal handler directly. 35 * 36 * On entry, the stack looks like: 37 * 38 * sp-> sigcontext structure 39 */ 40NESTED_NOPROFILE(__sigtramp_sigcontext_1,0,0,ra,0,0) 41 mov sp, a0 /* get pointer to sigcontext */ 42 CALLSYS_NOERROR(compat_16___sigreturn14) /* and call sigreturn() with it */ 43 mov v0, a0 /* if that failed, get error code */ 44 CALLSYS_NOERROR(exit) /* and call exit() with it */ 45END(__sigtramp_sigcontext_1) 46