1*ce099b40Smartin/* $NetBSD: __sigtramp2.S,v 1.2 2008/04/28 20:22:57 martin Exp $ */ 2f70031feSpk 3f70031feSpk/*- 4f70031feSpk * Copyright (c) 2003 The NetBSD Foundation, Inc. 5f70031feSpk * All rights reserved. 6f70031feSpk * 7f70031feSpk * This code is derived from software contributed to The NetBSD Foundation 8f70031feSpk * by Paul Kranenburg. 9f70031feSpk * 10f70031feSpk * Redistribution and use in source and binary forms, with or without 11f70031feSpk * modification, are permitted provided that the following conditions 12f70031feSpk * are met: 13f70031feSpk * 1. Redistributions of source code must retain the above copyright 14f70031feSpk * notice, this list of conditions and the following disclaimer. 15f70031feSpk * 2. Redistributions in binary form must reproduce the above copyright 16f70031feSpk * notice, this list of conditions and the following disclaimer in the 17f70031feSpk * documentation and/or other materials provided with the distribution. 18f70031feSpk * 19f70031feSpk * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20f70031feSpk * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21f70031feSpk * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22f70031feSpk * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23f70031feSpk * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24f70031feSpk * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25f70031feSpk * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26f70031feSpk * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27f70031feSpk * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28f70031feSpk * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29f70031feSpk * POSSIBILITY OF SUCH DAMAGE. 30f70031feSpk */ 31f70031feSpk 32f70031feSpk#include <machine/asm.h> 33f70031feSpk#if defined(SYSLIBC_SCCS) && !defined(lint) 34*ce099b40Smartin RCSID("$NetBSD: __sigtramp2.S,v 1.2 2008/04/28 20:22:57 martin Exp $") 35f70031feSpk#endif /* SYSLIBC_SCCS and not lint */ 36f70031feSpk 37f70031feSpk#include "SYS.h" 38f70031feSpk 39f70031feSpk/* 40f70031feSpk * When this code is run, the stack looks like: 41f70031feSpk * [%sp] struct frame 42f70031feSpk * [%sp + 96] siginfo_t 43f70031feSpk * [%sp + 96 + 128] ucontext_t 44f70031feSpk * . 45f70031feSpk * . 46f70031feSpk */ 47f70031feSpkENTRY_NOPROFILE(__sigtramp_siginfo_2) 48f70031feSpk add %sp, 96 + 128, %o0 /* get pointer to ucontext */ 49f70031feSpk mov SYS_setcontext, %g1 50f70031feSpk t ST_SYSCALL /* call setcontext */ 51f70031feSpk mov SYS_exit, %g1 /* exit with errno */ 52f70031feSpk t ST_SYSCALL /* if sigreturn fails */ 53