x86-linux-dregs.h revision 1.1.1.1 
1/* Low-level debug register code for GNU/Linux x86 (i386 and x86-64).
2
3   Copyright (C) 1999-2015 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 3 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, see <http://www.gnu.org/licenses/>.  */
19
20#ifndef X86_LINUX_DREGS_H
21#define X86_LINUX_DREGS_H
22
23/* Return the address stored in the current inferior's debug register
24   REGNUM.  */
25
26extern CORE_ADDR x86_linux_dr_get_addr (int regnum);
27
28/* Store ADDR in debug register REGNUM of all LWPs of the current
29   inferior.  */
30
31extern void x86_linux_dr_set_addr (int regnum, CORE_ADDR addr);
32
33/* Return the value stored in the current inferior's debug control
34   register.  */
35
36extern unsigned long x86_linux_dr_get_control (void);
37
38/* Store CONTROL in the debug control registers of all LWPs of the
39   current inferior.  */
40
41extern void x86_linux_dr_set_control (unsigned long control);
42
43/* Return the value stored in the current inferior's debug status
44   register.  */
45
46extern unsigned long x86_linux_dr_get_status (void);
47
48/* Update the thread's debug registers if the values in our local
49   mirror have been changed.  */
50
51extern void x86_linux_update_debug_registers (struct lwp_info *lwp);
52
53#endif /* X86_LINUX_DREGS_H */
54