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https://sourceware.org/git/binutils-gdb.git
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42995dbda6
This commit makes gdbserver access the x86 debug register accessor
functions via the same function vector as GDB proper. This removes
a chunk of conditional code that was previously in i386-{nat,low}.h
and leaves a single macro as the only GDB/gdbserver difference in
nat/i386-dregs.c.
gdb/
2014-06-20 Gary Benson <gbenson@redhat.com>
* i386-nat.h (debug_hw_points): Moved to nat/i386-dregs.c.
(i386_dr_low_type): Moved to nat/i386-dregs.h.
(i386_dr_low): Likewise.
(i386_dr_low_can_set_addr): Moved to nat/i386-dregs.c.
(i386_dr_low_set_addr): Likewise.
(i386_dr_low_get_addr): Likewise.
(i386_dr_low_can_set_control): Likewise.
(i386_dr_low_set_control): Likewise.
(i386_dr_low_get_control): Likewise.
(i386_dr_low_get_status): Likewise.
(i386_get_debug_register_length): Likewise.
* nat/i386-dregs.h (i386_dr_low_type): Moved from i386-nat.h.
(i386_dr_low): Likewise.
* nat/i386-dregs.c (i386-low.h): Remove include.
(i386-nat.h): Likewise.
(nat/i386-dregs.h): New include.
(i386_dr_low_can_set_addr): Moved from i386-nat.h.
(i386_dr_low_set_addr): Likewise.
(i386_dr_low_get_addr): Likewise.
(i386_dr_low_can_set_control): Likewise.
(i386_dr_low_set_control): Likewise.
(i386_dr_low_get_control): Likewise.
(i386_dr_low_get_status): Likewise.
(i386_get_debug_register_length): Likewise.
(debug_hw_points): Likewise.
gdb/gdbserver/
2014-06-20 Gary Benson <gbenson@redhat.com>
* i386-low.h (i386_dr_low_can_set_addr): Removed.
(i386_dr_low_set_addr): Likewise.
(i386_dr_low_get_addr): Likewise.
(i386_dr_low_can_set_control): Likewise.
(i386_dr_low_set_control): Likewise.
(i386_dr_low_get_control): Likewise.
(i386_dr_low_get_status): Likewise.
(i386_get_debug_register_length): Likewise.
* linux-x86-low.c (i386_dr_low_set_addr):
Changed signature. Made static.
(i386_dr_low_get_addr): Likewise.
(i386_dr_low_set_control): Likewise.
(i386_dr_low_get_control): Likewise.
(i386_dr_low_get_status): Likewise.
(i386_dr_low): New global variable.
* win32-i386-low.c (i386_dr_low_set_addr):
Changed signature. Made static.
(i386_dr_low_get_addr): Likewise.
(i386_dr_low_set_control): Likewise.
(i386_dr_low_get_control): Likewise.
(i386_dr_low_get_status): Likewise.
(i386_dr_low): New global variable.
58 lines
1.9 KiB
C
58 lines
1.9 KiB
C
/* Native-dependent code for the i386.
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Low level functions to implement Oeprating System specific
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code to manipulate I386 debug registers.
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Copyright (C) 2009-2014 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef I386_NAT_H
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#define I386_NAT_H 1
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#include "nat/i386-dregs.h"
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/* Hardware-assisted breakpoints and watchpoints. */
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/* Add watchpoint methods to the provided target_ops.
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Targets using i386 family debug registers for watchpoints should call
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this. */
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struct target_ops;
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extern void i386_use_watchpoints (struct target_ops *);
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/* Use this function to set i386_dr_low debug_register_length field
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rather than setting it directly to check that the length is only
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set once. It also enables the 'maint set/show show-debug-regs'
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command. */
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extern void i386_set_debug_register_length (int len);
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/* Use this function to reset the i386-nat.c debug register state. */
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extern void i386_cleanup_dregs (void);
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/* Return a pointer to the local mirror of the debug registers of
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process PID. */
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extern struct i386_debug_reg_state *i386_debug_reg_state (pid_t pid);
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/* Called whenever GDB is no longer debugging process PID. It deletes
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data structures that keep track of debug register state. */
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extern void i386_forget_process (pid_t pid);
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#endif /* I386_NAT_H */
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