__sparc_utrap_setup.c revision 330897 
1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2001 Jake Burkholder.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
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 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#include <sys/cdefs.h>
30__FBSDID("$FreeBSD: stable/11/lib/libc/sparc64/sys/__sparc_utrap_setup.c 330897 2018-03-14 03:19:51Z eadler $");
31
32#include <sys/types.h>
33
34#include <machine/utrap.h>
35#include <machine/sysarch.h>
36
37#include <stdlib.h>
38
39#include "__sparc_utrap_private.h"
40
41static const struct sparc_utrap_args ua[] = {
42	{ UT_FP_DISABLED, __sparc_utrap_fp_disabled, NULL, NULL, NULL },
43	{ UT_FP_EXCEPTION_IEEE_754, __sparc_utrap_gen, NULL, NULL, NULL },
44	{ UT_FP_EXCEPTION_OTHER, __sparc_utrap_gen, NULL, NULL, NULL },
45	{ UT_ILLEGAL_INSTRUCTION, __sparc_utrap_gen, NULL, NULL, NULL },
46	{ UT_MEM_ADDRESS_NOT_ALIGNED, __sparc_utrap_gen, NULL, NULL, NULL },
47};
48
49static const struct sparc_utrap_install_args uia[] = {
50	{ sizeof (ua) / sizeof (*ua), ua }
51};
52
53void __sparc_utrap_setup(void) __attribute__((constructor));
54
55void
56__sparc_utrap_setup(void)
57{
58
59	sysarch(SPARC_UTRAP_INSTALL, (void *)&uia);
60}
61