xref: /openbsd/lib/libc/arch/mips64/sys/cerror.S (revision 4cfece93)
1/*	$OpenBSD: cerror.S,v 1.7 2016/05/07 19:05:22 guenther Exp $ */
2/*-
3 * Copyright (c) 1991, 1993
4 *	The Regents of the University of California.  All rights reserved.
5 *
6 * This code is derived from software contributed to Berkeley by
7 * Ralph Campbell.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#include "SYS.h"
35
36FRAMESZ= 4*REGSZ
37S0OFF= FRAMESZ-3*REGSZ
38GPOFF= FRAMESZ-2*REGSZ
39RAOFF= FRAMESZ-1*REGSZ
40
41	.hidden	_thread_cb
42	.hidden	CERROR
43
44NON_LEAF(CERROR, FRAMESZ, ra)
45	PTR_SUBU sp, FRAMESZ
46#if !__PIC__ || !notyet
47	SETUP_GP64(GPOFF, CERROR)
48#endif
49	.set	reorder
50	REG_S	ra, RAOFF(sp)
51	REG_S	s0, S0OFF(sp)
52
53	move	s0, v0
54	dla	v0, _thread_cb
55	ld	t9, 0(v0)
56	jal	t9
57
58	sw	s0, 0(v0)
59
60	LI	v0, -1
61	REG_L	s0, S0OFF(sp)
62	REG_L	ra, RAOFF(sp)
63#if !__PIC__ || !notyet
64	RESTORE_GP64
65#endif
66	PTR_ADDU sp, FRAMESZ
67	j	ra
68END(CERROR)
69