1*2fe8fb19SBen Gras/* $NetBSD: compat___sigtramp1.S,v 1.1 2005/09/16 18:21:19 drochner Exp $ */ 2*2fe8fb19SBen Gras 3*2fe8fb19SBen Gras/* 4*2fe8fb19SBen Gras * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University. 5*2fe8fb19SBen Gras * All rights reserved. 6*2fe8fb19SBen Gras * 7*2fe8fb19SBen Gras * Author: Chris G. Demetriou 8*2fe8fb19SBen Gras * 9*2fe8fb19SBen Gras * Permission to use, copy, modify and distribute this software and 10*2fe8fb19SBen Gras * its documentation is hereby granted, provided that both the copyright 11*2fe8fb19SBen Gras * notice and this permission notice appear in all copies of the 12*2fe8fb19SBen Gras * software, derivative works or modified versions, and any portions 13*2fe8fb19SBen Gras * thereof, and that both notices appear in supporting documentation. 14*2fe8fb19SBen Gras * 15*2fe8fb19SBen Gras * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 16*2fe8fb19SBen Gras * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 17*2fe8fb19SBen Gras * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 18*2fe8fb19SBen Gras * 19*2fe8fb19SBen Gras * Carnegie Mellon requests users of this software to return to 20*2fe8fb19SBen Gras * 21*2fe8fb19SBen Gras * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 22*2fe8fb19SBen Gras * School of Computer Science 23*2fe8fb19SBen Gras * Carnegie Mellon University 24*2fe8fb19SBen Gras * Pittsburgh PA 15213-3890 25*2fe8fb19SBen Gras * 26*2fe8fb19SBen Gras * any improvements or extensions that they make and grant Carnegie the 27*2fe8fb19SBen Gras * rights to redistribute these changes. 28*2fe8fb19SBen Gras */ 29*2fe8fb19SBen Gras 30*2fe8fb19SBen Gras#include "SYS.h" 31*2fe8fb19SBen Gras 32*2fe8fb19SBen Gras/* 33*2fe8fb19SBen Gras * The Alpha signal trampoline is invoked only to return from 34*2fe8fb19SBen Gras * the signal; the kernel calls the signal handler directly. 35*2fe8fb19SBen Gras * 36*2fe8fb19SBen Gras * On entry, the stack looks like: 37*2fe8fb19SBen Gras * 38*2fe8fb19SBen Gras * sp-> sigcontext structure 39*2fe8fb19SBen Gras */ 40*2fe8fb19SBen GrasNESTED_NOPROFILE(__sigtramp_sigcontext_1,0,0,ra,0,0) 41*2fe8fb19SBen Gras mov sp, a0 /* get pointer to sigcontext */ 42*2fe8fb19SBen Gras CALLSYS_NOERROR(compat_16___sigreturn14) /* and call sigreturn() with it */ 43*2fe8fb19SBen Gras mov v0, a0 /* if that failed, get error code */ 44*2fe8fb19SBen Gras CALLSYS_NOERROR(exit) /* and call exit() with it */ 45*2fe8fb19SBen GrasEND(__sigtramp_sigcontext_1) 46