2012-09-17 11:09:12 +02:00
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/* $NetBSD: __sigtramp3.S,v 1.2 2011/01/25 02:38:15 matt Exp $ */
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2011-02-14 20:36:03 +01:00
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/*
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* Copyright (c) 2003 Matt Thomas <matt@3am-software.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Signal trampoline; registers when called:
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* pc, psl - obvious
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* sp, ap - points to argument list
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* 4(ap) -- signo
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* 8(ap) -- pointer to siginfo
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* 12(ap) -- pointer to ucontext
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* fp - address of signal handler
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*/
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#include "SYS.h"
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2012-09-17 11:09:12 +02:00
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#ifdef SYSLIBC_SCCS
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RCSID("$NetBSD: __sigtramp3.S,v 1.2 2011/01/25 02:38:15 matt Exp $")
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#endif
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2011-02-14 20:36:03 +01:00
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.text
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_ALIGN_TEXT
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.globl _C_LABEL(__sigtramp_siginfo_3)
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_C_LABEL(__sigtramp_siginfo_3):
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2012-09-17 11:09:12 +02:00
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nop; nop
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2011-02-14 20:36:03 +01:00
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callg (%ap),(%fp) # use global arg list
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addl2 $8,%ap # arg is pointer to ucontext
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SYSTRAP(setcontext) # exit from here
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halt # illegal insn
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