1 /* Native-dependent code for x86 (i386 and x86-64).
3 Low level functions to implement Oeprating System specific
4 code to manipulate x86 debug registers.
6 Copyright (C) 2009-2017 Free Software Foundation, Inc.
8 This file is part of GDB.
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>. */
26 #include "nat/x86-dregs.h"
28 /* Hardware-assisted breakpoints and watchpoints. */
30 /* Add watchpoint methods to the provided target_ops.
31 Targets using x86 family debug registers for watchpoints should call
34 extern void x86_use_watchpoints (struct target_ops *);
36 /* Use this function to set x86_dr_low debug_register_length field
37 rather than setting it directly to check that the length is only
38 set once. It also enables the 'maint set/show show-debug-regs'
41 extern void x86_set_debug_register_length (int len);
43 /* Use this function to reset the x86-nat.c debug register state. */
45 extern void x86_cleanup_dregs (void);
47 /* Called whenever GDB is no longer debugging process PID. It deletes
48 data structures that keep track of debug register state. */
50 extern void x86_forget_process (pid_t pid);
52 #endif /* X86_NAT_H */