1 /* Cache and manage the values of registers for GDB, the GNU debugger.
2 Copyright 1986, 1987, 1989, 1991, 1994, 1995, 1996, 1998, 2000, 2001
3 Free Software Foundation, Inc.
5 This file is part of GDB.
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
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
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.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
25 /* Character array containing an image of the inferior programs'
28 extern char *registers;
30 /* Character array containing the current state of each register
31 (unavailable<0, invalid=0, valid>0). */
33 extern signed char *register_valid;
35 extern int register_cached (int regnum);
37 extern void set_register_cached (int regnum, int state);
39 extern void register_changed (int regnum);
41 extern char *register_buffer (int regnum);
43 extern void registers_changed (void);
45 extern void registers_fetched (void);
47 extern void read_register_bytes (int regbyte, char *myaddr, int len);
49 extern void read_register_gen (int regnum, char *myaddr);
51 extern void write_register_gen (int regnum, char *myaddr);
53 extern void write_register_bytes (int regbyte, char *myaddr, int len);
55 /* Rename to read_unsigned_register()? */
56 extern ULONGEST read_register (int regnum);
58 /* Rename to read_unsigned_register_pid()? */
59 extern ULONGEST read_register_pid (int regnum, int pid);
61 extern LONGEST read_signed_register (int regnum);
63 extern LONGEST read_signed_register_pid (int regnum, int pid);
65 extern void write_register (int regnum, LONGEST val);
67 extern void write_register_pid (int regnum, CORE_ADDR val, int pid);
69 extern void supply_register (int regnum, char *val);
71 #endif /* REGCACHE_H */