minix/lib/libc/arch/vax/sys/__sigtramp3.S

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/* $NetBSD: __sigtramp3.S,v 1.1 2003/09/30 19:05:41 matt Exp $ */
/*
* Copyright (c) 2003 Matt Thomas <matt@3am-software.com>
* All rights reserved.
*
* 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
/*
* Signal trampoline; registers when called:
* pc, psl - obvious
* sp, ap - points to argument list
* 4(ap) -- signo
* 8(ap) -- pointer to siginfo
* 12(ap) -- pointer to ucontext
* fp - address of signal handler
*/
#include "SYS.h"
.text
_ALIGN_TEXT
.globl _C_LABEL(__sigtramp_siginfo_3)
_C_LABEL(__sigtramp_siginfo_3):
callg (%ap),(%fp) # use global arg list
addl2 $8,%ap # arg is pointer to ucontext
SYSTRAP(setcontext) # exit from here
halt # illegal insn