[deliverable/binutils-gdb.git] / gdb / nat / x86-linux-dregs.h

/* Low-level debug register code for GNU/Linux x86 (i386 and x86-64).

   Copyright (C) 1999-2020 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 3 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, see <http://www.gnu.org/licenses/>.  */

#ifndef NAT_X86_LINUX_DREGS_H
#define NAT_X86_LINUX_DREGS_H

/* Return the address stored in the current inferior's debug register
   REGNUM.  */

extern CORE_ADDR x86_linux_dr_get_addr (int regnum);

/* Store ADDR in debug register REGNUM of all LWPs of the current
   inferior.  */

extern void x86_linux_dr_set_addr (int regnum, CORE_ADDR addr);

/* Return the value stored in the current inferior's debug control
   register.  */

extern unsigned long x86_linux_dr_get_control (void);

/* Store CONTROL in the debug control registers of all LWPs of the
   current inferior.  */

extern void x86_linux_dr_set_control (unsigned long control);

/* Return the value stored in the current inferior's debug status
   register.  */

extern unsigned long x86_linux_dr_get_status (void);

/* Update the thread's debug registers if the values in our local
   mirror have been changed.  */

extern void x86_linux_update_debug_registers (struct lwp_info *lwp);

#endif /* NAT_X86_LINUX_DREGS_H */
Commit	Line	Data
8e5d4070 GB	1	/* Low-level debug register code for GNU/Linux x86 (i386 and x86-64).
8e5d4070 GB	2
b811d2c2	3	Copyright (C) 1999-2020 Free Software Foundation, Inc.
8e5d4070 GB	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
1a5c2598 TT	20	#ifndef NAT_X86_LINUX_DREGS_H
1a5c2598 TT	21	#define NAT_X86_LINUX_DREGS_H
8e5d4070 GB	22
	23	/* Return the address stored in the current inferior's debug register
	24	REGNUM. */
	25
	26	extern 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
	31	extern 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
	36	extern 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
	41	extern 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
	46	extern 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
	51	extern void x86_linux_update_debug_registers (struct lwp_info *lwp);
	52
1a5c2598	53	#endif /* NAT_X86_LINUX_DREGS_H */