Commit | Line | Data |
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0a30fbc4 | 1 | /* Register support routines for the remote server for GDB. |
4c38e0a4 JB |
2 | Copyright (C) 2001, 2002, 2007, 2008, 2009, 2010 |
3 | Free Software Foundation, Inc. | |
0a30fbc4 DJ |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
0a30fbc4 DJ |
10 | (at your option) any later version. |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
0a30fbc4 DJ |
19 | |
20 | #ifndef REGCACHE_H | |
21 | #define REGCACHE_H | |
22 | ||
0d62e5e8 | 23 | struct inferior_list_entry; |
442ea881 PA |
24 | struct thread_info; |
25 | ||
26 | /* The data for the register cache. Note that we have one per | |
27 | inferior; this is primarily for simplicity, as the performance | |
28 | benefit is minimal. */ | |
29 | ||
30 | struct regcache | |
31 | { | |
32 | int registers_valid; | |
219f2f23 | 33 | int registers_owned; |
442ea881 PA |
34 | unsigned char *registers; |
35 | }; | |
d06f167a | 36 | |
219f2f23 PA |
37 | struct regcache *init_register_cache (struct regcache *regcache, |
38 | unsigned char *regbuf); | |
39 | ||
40 | void regcache_cpy (struct regcache *dst, struct regcache *src); | |
41 | ||
c04a1aa8 DJ |
42 | /* Create a new register cache for INFERIOR. */ |
43 | ||
442ea881 PA |
44 | struct regcache *new_register_cache (void); |
45 | ||
46 | struct regcache *get_thread_regcache (struct thread_info *thread, int fetch); | |
c04a1aa8 DJ |
47 | |
48 | /* Release all memory associated with the register cache for INFERIOR. */ | |
49 | ||
442ea881 | 50 | void free_register_cache (struct regcache *regcache); |
0d62e5e8 DJ |
51 | |
52 | /* Invalidate cached registers for one or all threads. */ | |
53 | ||
54 | void regcache_invalidate_one (struct inferior_list_entry *); | |
55 | void regcache_invalidate (void); | |
c04a1aa8 | 56 | |
0a30fbc4 DJ |
57 | /* Convert all registers to a string in the currently specified remote |
58 | format. */ | |
59 | ||
442ea881 | 60 | void registers_to_string (struct regcache *regcache, char *buf); |
0a30fbc4 DJ |
61 | |
62 | /* Convert a string to register values and fill our register cache. */ | |
63 | ||
442ea881 | 64 | void registers_from_string (struct regcache *regcache, char *buf); |
0a30fbc4 | 65 | |
219f2f23 PA |
66 | CORE_ADDR regcache_read_pc (struct regcache *regcache); |
67 | ||
68 | void regcache_write_pc (struct regcache *regcache, CORE_ADDR pc); | |
69 | ||
0a30fbc4 DJ |
70 | /* Return a pointer to the description of register ``n''. */ |
71 | ||
72 | struct reg *find_register_by_number (int n); | |
73 | ||
0a30fbc4 DJ |
74 | int register_size (int n); |
75 | ||
219f2f23 PA |
76 | int register_cache_size (void); |
77 | ||
0a30fbc4 DJ |
78 | int find_regno (const char *name); |
79 | ||
9b4b61c8 UW |
80 | /* The following two variables are set by auto-generated |
81 | code in the init_registers_... routines. */ | |
0a30fbc4 | 82 | extern const char **gdbserver_expedite_regs; |
9b4b61c8 | 83 | extern const char *gdbserver_xmltarget; |
0a30fbc4 | 84 | |
442ea881 | 85 | void supply_register (struct regcache *regcache, int n, const void *buf); |
0729219d | 86 | |
442ea881 PA |
87 | void supply_register_by_name (struct regcache *regcache, |
88 | const char *name, const void *buf); | |
0729219d | 89 | |
219f2f23 PA |
90 | void supply_regblock (struct regcache *regcache, const void *buf); |
91 | ||
442ea881 | 92 | void collect_register (struct regcache *regcache, int n, void *buf); |
0729219d | 93 | |
442ea881 | 94 | void collect_register_as_string (struct regcache *regcache, int n, char *buf); |
0d62e5e8 | 95 | |
442ea881 | 96 | void collect_register_by_name (struct regcache *regcache, const char *name, void *buf); |
0729219d | 97 | |
0a30fbc4 | 98 | #endif /* REGCACHE_H */ |