binutils-gdb/gdb/regcache.h

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/* Cache and manage the values of registers for GDB, the GNU debugger.
2001-03-06 16:22:02 +08:00
Copyright 1986, 1987, 1989, 1991, 1994, 1995, 1996, 1998, 2000, 2001
Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef REGCACHE_H
#define REGCACHE_H
/* Transfer a raw register [0..NUM_REGS) between core-gdb and the
regcache. */
void regcache_read (int rawnum, char *buf);
void regcache_write (int rawnum, char *buf);
/* Transfer a raw register [0..NUM_REGS) between the regcache and the
target. These functions are called by the target in response to a
target_fetch_registers() or target_store_registers(). */
extern void supply_register (int regnum, char *val);
extern void regcache_collect (int regnum, void *buf);
/* DEPRECATED: Character array containing an image of the inferior
programs' registers for the most recently referenced thread. */
extern char *registers;
/* DEPRECATED: Character array containing the current state of each
register (unavailable<0, invalid=0, valid>0) for the most recently
referenced thread. */
extern signed char *register_valid;
extern int register_cached (int regnum);
extern void set_register_cached (int regnum, int state);
extern void register_changed (int regnum);
extern void registers_changed (void);
extern void registers_fetched (void);
extern void read_register_bytes (int regbyte, char *myaddr, int len);
extern void read_register_gen (int regnum, char *myaddr);
extern void write_register_gen (int regnum, char *myaddr);
extern void write_register_bytes (int regbyte, char *myaddr, int len);
/* Rename to read_unsigned_register()? */
extern ULONGEST read_register (int regnum);
/* Rename to read_unsigned_register_pid()? */
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extern ULONGEST read_register_pid (int regnum, ptid_t ptid);
extern LONGEST read_signed_register (int regnum);
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extern LONGEST read_signed_register_pid (int regnum, ptid_t ptid);
extern void write_register (int regnum, LONGEST val);
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extern void write_register_pid (int regnum, CORE_ADDR val, ptid_t ptid);
#endif /* REGCACHE_H */