1*ce099b40Smartin/* $NetBSD: compat___sigtramp1.S,v 1.2 2008/04/28 20:22:59 martin Exp $ */ 2bdfc6e2eSuwe 3bdfc6e2eSuwe/*- 4bdfc6e2eSuwe * Copyright (c) 2002 The NetBSD Foundation, Inc. 5bdfc6e2eSuwe * All rights reserved. 6bdfc6e2eSuwe * 7bdfc6e2eSuwe * This code is derived from software contributed to The NetBSD Foundation 8bdfc6e2eSuwe * by Jason R. Thorpe. 9bdfc6e2eSuwe * 10bdfc6e2eSuwe * Redistribution and use in source and binary forms, with or without 11bdfc6e2eSuwe * modification, are permitted provided that the following conditions 12bdfc6e2eSuwe * are met: 13bdfc6e2eSuwe * 1. Redistributions of source code must retain the above copyright 14bdfc6e2eSuwe * notice, this list of conditions and the following disclaimer. 15bdfc6e2eSuwe * 2. Redistributions in binary form must reproduce the above copyright 16bdfc6e2eSuwe * notice, this list of conditions and the following disclaimer in the 17bdfc6e2eSuwe * documentation and/or other materials provided with the distribution. 18bdfc6e2eSuwe * 19bdfc6e2eSuwe * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20bdfc6e2eSuwe * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21bdfc6e2eSuwe * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22bdfc6e2eSuwe * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23bdfc6e2eSuwe * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24bdfc6e2eSuwe * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25bdfc6e2eSuwe * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26bdfc6e2eSuwe * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27bdfc6e2eSuwe * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28bdfc6e2eSuwe * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29bdfc6e2eSuwe * POSSIBILITY OF SUCH DAMAGE. 30bdfc6e2eSuwe */ 31bdfc6e2eSuwe 32bdfc6e2eSuwe#include "SYS.h" 33bdfc6e2eSuwe 34bdfc6e2eSuwe/* 35bdfc6e2eSuwe * The SH signal trampoline is invoked only to return from 36bdfc6e2eSuwe * the signal; the kernel calls the signal handler directly. 37bdfc6e2eSuwe * 38bdfc6e2eSuwe * On entry, stack looks like: 39bdfc6e2eSuwe * 40bdfc6e2eSuwe * sp-> sigcontext structure 41bdfc6e2eSuwe */ 42bdfc6e2eSuweNENTRY(__sigtramp_sigcontext_1) 43bdfc6e2eSuwe mov r15, r4 /* get pointer to sigcontext */ 44bdfc6e2eSuwe SYSTRAP(compat_16___sigreturn14) /* and call sigreturn() */ 45bdfc6e2eSuwe mov r0, r4 /* exit with errno */ 46bdfc6e2eSuwe SYSTRAP(exit) /* if sigreturn fails */ 47