1 /* $NetBSD: __sigtramp3.S,v 1.1 2003/09/30 19:05:41 matt Exp $ */
4 * Copyright (c) 2003 Matt Thomas <matt@3am-software.com>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 * Signal trampoline; registers when called:
33 * sp, ap - points to argument list
35 * 8(ap) -- pointer to siginfo
36 * 12(ap) -- pointer to ucontext
37 * fp - address of signal handler
45 .globl _C_LABEL(__sigtramp_siginfo_3)
46 _C_LABEL(__sigtramp_siginfo_3):
47 callg (%ap),(%fp) # use global arg list
48 addl2 $8,%ap # arg is pointer to ucontext
49 SYSTRAP(setcontext) # exit from here