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1 | /* Copyright (C) 2000-2019 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 | #ifndef _BITS_SIGCONTEXT_H | |
19 | #define _BITS_SIGCONTEXT_H 1 | |
20 | ||
21 | #if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H | |
22 | # error "Never use <bits/sigcontext.h> directly; include <signal.h> instead." | |
23 | #endif | |
24 | ||
25 | #include <bits/wordsize.h> | |
26 | ||
27 | #if __WORDSIZE == 32 | |
28 | ||
29 | /* It is quite hard to choose what to put here, because | |
30 | Linux/sparc32 had at least 3 totally incompatible | |
31 | signal stack layouts. | |
32 | This one is for the "new" style signals, which are | |
33 | now delivered unless SA_SIGINFO is requested. */ | |
34 | ||
35 | struct sigcontext | |
36 | { | |
37 | struct | |
38 | { | |
39 | unsigned int psr; | |
40 | unsigned int pc; | |
41 | unsigned int npc; | |
42 | unsigned int y; | |
43 | unsigned int u_regs[16]; /* globals and ins */ | |
44 | } si_regs; | |
45 | int si_mask; | |
46 | }; | |
47 | ||
48 | #else /* sparc64 */ | |
49 | ||
50 | typedef struct | |
51 | { | |
52 | unsigned int si_float_regs [64]; | |
53 | unsigned long si_fsr; | |
54 | unsigned long si_gsr; | |
55 | unsigned long si_fprs; | |
56 | } __siginfo_fpu_t; | |
57 | ||
58 | struct sigcontext | |
59 | { | |
60 | char sigc_info[128]; | |
61 | struct | |
62 | { | |
63 | unsigned long u_regs[16]; /* globals and ins */ | |
64 | unsigned long tstate; | |
65 | unsigned long tpc; | |
66 | unsigned long tnpc; | |
67 | unsigned int y; | |
68 | unsigned int fprs; | |
69 | } sigc_regs; | |
70 | __siginfo_fpu_t * sigc_fpu_save; | |
71 | struct | |
72 | { | |
73 | void * ss_sp; | |
74 | int ss_flags; | |
75 | unsigned long ss_size; | |
76 | } sigc_stack; | |
77 | unsigned long sigc_mask; | |
78 | }; | |
79 | ||
80 | #endif /* sparc64 */ | |
81 | ||
82 | #endif /* bits/sigcontext.h */ |