/* $NetBSD: __sigtramp2.S,v 1.2 2008/04/28 20:22:57 martin Exp $ */ /*- * Copyright (c) 2003 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Paul Kranenburg. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include <machine/asm.h> #if defined(SYSLIBC_SCCS) && !defined(lint) RCSID("$NetBSD: __sigtramp2.S,v 1.2 2008/04/28 20:22:57 martin Exp $") #endif /* SYSLIBC_SCCS and not lint */ #include "SYS.h" /* * When this code is run, the stack looks like: * [%sp] struct frame * [%sp + 96] siginfo_t * [%sp + 96 + 128] ucontext_t * . * . */ ENTRY_NOPROFILE(__sigtramp_siginfo_2) add %sp, 96 + 128, %o0 /* get pointer to ucontext */ mov SYS_setcontext, %g1 t ST_SYSCALL /* call setcontext */ mov SYS_exit, %g1 /* exit with errno */ t ST_SYSCALL /* if sigreturn fails */ |