old-cross-binutils/gdb/nat/x86-linux-dregs.h

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Move low-level Linux x86 debug register code to a shared file This commit moves the now-identical low-level Linux x86 debug register code from gdb/x86-linux-nat.c and gdb/gdbserver/linux-x86-low.c into a new shared file gdb/nat/x86-linux-dregs.c. gdb/ChangeLog: * nat/x86-linux-dregs.h: New file. * nat/x86-linux-dregs.c: Likewise. * Makefile.in (HFILES_NO_SRCDIR): Add nat/x86-linux-dregs.h. (x86-linux-dregs.o): New rule. * config/i386/linux.mh (NATDEPFILES): Add x86-linux-dregs.o. * config/i386/linux64.mh (NATDEPFILES): Likewise. * x86-linux-nat.c: Include nat/x86-linux-dregs.h. (u_debugreg_offset): Moved to nat/x86-linux-dregs.c. (x86_linux_dr_get): Likewise. (x86_linux_dr_set): Likewise. (x86_linux_dr_get_addr): Likewise. (x86_linux_dr_get_control): Likewise. (x86_linux_dr_get_status): Likewise. (update_debug_registers_callback): Likewise. (x86_linux_dr_set_control): Likewise. (x86_linux_dr_set_addr): Likewise. (x86_linux_update_debug_registers): Likewise. gdb/gdbserver/ChangeLog: * Makefile.in (x86-linux-dregs.o): New rule. * configure.srv: Add x86-linux-dregs.o to relevant targets. * linux-x86-low.c: Include nat/x86-linux-dregs.h. (u_debugreg_offset): Moved to nat/x86-linux-dregs.c. (x86_linux_dr_get): Likewise. (x86_linux_dr_set): Likewise. (update_debug_registers_callback): Likewise. (x86_linux_dr_set_addr): Likewise. (x86_linux_dr_get_addr): Likewise. (x86_linux_dr_set_control): Likewise. (x86_linux_dr_get_control): Likewise. (x86_linux_dr_get_status): Likewise. (x86_linux_update_debug_registers): Likewise.
2015-03-24 14:05:45 +00:00
/* Low-level debug register code for GNU/Linux x86 (i386 and x86-64).
Copyright (C) 1999-2015 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 X86_LINUX_DREGS_H
#define 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 /* X86_LINUX_DREGS_H */