xref: /netbsd-src/lib/libc/arch/sparc/gen/sparc_longjmp.h (revision 377714d87904a4844767342f830c9610a5c6d957)
1*377714d8Smrg /*	$NetBSD: sparc_longjmp.h,v 1.1 2023/09/03 21:41:45 mrg Exp $	*/
2*377714d8Smrg 
3*377714d8Smrg /*
4*377714d8Smrg  * Copyright (c) 2023 Matthew R. Green
5*377714d8Smrg  * All rights reserved.
6*377714d8Smrg  *
7*377714d8Smrg  * Redistribution and use in source and binary forms, with or without
8*377714d8Smrg  * modification, are permitted provided that the following conditions
9*377714d8Smrg  * are met:
10*377714d8Smrg  * 1. Redistributions of source code must retain the above copyright
11*377714d8Smrg  *    notice, this list of conditions and the following disclaimer.
12*377714d8Smrg  * 2. Redistributions in binary form must reproduce the above copyright
13*377714d8Smrg  *    notice, this list of conditions and the following disclaimer in the
14*377714d8Smrg  *    documentation and/or other materials provided with the distribution.
15*377714d8Smrg  *
16*377714d8Smrg  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17*377714d8Smrg  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18*377714d8Smrg  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19*377714d8Smrg  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20*377714d8Smrg  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21*377714d8Smrg  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22*377714d8Smrg  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23*377714d8Smrg  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24*377714d8Smrg  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25*377714d8Smrg  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26*377714d8Smrg  * SUCH DAMAGE.
27*377714d8Smrg  */
28*377714d8Smrg 
29*377714d8Smrg #ifndef _SPARC_LONGJMP_H_
30*377714d8Smrg #define _SPARC_LONGJMP_H_
31*377714d8Smrg 
32*377714d8Smrg /*
33*377714d8Smrg  * This structure is written in setjmp.S and read by longjmp.c, and is
34*377714d8Smrg  * here so that genassym can access it and we can ensure the right offsets
35*377714d8Smrg  * are used in the right places.
36*377714d8Smrg  */
37*377714d8Smrg 
38*377714d8Smrg struct __jmp_buf_regs_t {
39*377714d8Smrg 	__greg_t	g4;
40*377714d8Smrg 	__greg_t	g7;
41*377714d8Smrg };
42*377714d8Smrg 
43*377714d8Smrg struct __jmp_buf {
44*377714d8Smrg 	struct sigcontext sc;
45*377714d8Smrg 	struct __jmp_buf_regs_t regs;
46*377714d8Smrg };
47*377714d8Smrg 
48*377714d8Smrg #endif /* _SPARC_LONGJMP_H_ */
49