gdb/regcache.h

   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.
   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
   9    the Free Software Foundation; either version 2 of the License, or
  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
  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.  */
  21
  22 #ifndef REGCACHE_H
  23 #define REGCACHE_H
  24
  25 /* Character array containing an image of the inferior programs'
  26    registers. */
  27
  28 extern char *registers;
  29
  30 /* Character array containing the current state of each register
  31    (unavailable<0, invalid=0, valid>0). */
  32
  33 extern signed char *register_valid;
  34
  35 extern int register_cached (int regnum);
  36
  37 extern void set_register_cached (int regnum, int state);
  38
  39 extern void register_changed (int regnum);
  40
  41 extern char *register_buffer (int regnum);
  42
  43 extern void registers_changed (void);
  44
  45 extern void registers_fetched (void);
  46
  47 extern void read_register_bytes (int regbyte, char *myaddr, int len);
  48
  49 extern void read_register_gen (int regnum, char *myaddr);
  50
  51 extern void write_register_gen (int regnum, char *myaddr);
  52
  53 extern void write_register_bytes (int regbyte, char *myaddr, int len);
  54
  55 /* Rename to read_unsigned_register()? */
  56 extern ULONGEST read_register (int regnum);
  57
  58 /* Rename to read_unsigned_register_pid()? */
  59 extern ULONGEST read_register_pid (int regnum, int pid);
  60
  61 extern LONGEST read_signed_register (int regnum);
  62
  63 extern LONGEST read_signed_register_pid (int regnum, int pid);
  64
  65 extern void write_register (int regnum, LONGEST val);
  66
  67 extern void write_register_pid (int regnum, CORE_ADDR val, int pid);
  68
  69 extern void supply_register (int regnum, char *val);
  70
  71 #endif /* REGCACHE_H */