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1/* Copyright (C) 2000-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library. If not, see
16 <https://www.gnu.org/licenses/>. */
17
18/* Define the machine-dependent type `jmp_buf'. HPPA version. */
19#ifndef _BITS_SETJMP_H
20#define _BITS_SETJMP_H 1
21
22#if !defined _SETJMP_H && !defined _PTHREAD_H
23# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
24#endif
25
26#ifndef _ASM
27/* The entire jump buffer must be 168 bytes long and laid
28 out in exactly as follows for ABI consistency.
29 * 20 x 32-bit gprs, with 8-bytes of padding, arranged so:
30 - r3 (callee saves)
31 - 4 bytes of padding.
32 - r4-r18 (callee saves)
33 - r19 (PIC register)
34 - r27 (static link register)
35 - r30 (stcack pointer)
36 - r2 (return pointer)
37 - 4 bytes of padding.
38 * 10 x 64-bit fprs in this order:
39 - fr12-fr21 (callee saves)
40 Note: We have 8 bytes of free space for future uses. */
41typedef union __jmp_buf_internal_tag
42 {
43 struct
44 {
45 int __r3;
46 int __pad0;
47 int __r4_r18[15];
48 int __r19;
49 int __r27;
50 int __sp;
51 int __rp;
52 int __pad1;
53 double __fr12_fr21[10];
54 } __jmp_buf;
55 /* Legacy definition. Ensures double alignment for fpsrs. */
56 double __align[21];
57 } __jmp_buf[1];
58#endif
59
60#endif /* bits/setjmp.h */
61

Warning: That file was not part of the compilation database. It may have many parsing errors.

source code of glibc/sysdeps/hppa/bits/setjmp.h