2bc57ae31d
I386_WATCHPOINTS_IN_TARGET_VECTOR conditional. * config/i386/nm-cygwin.h: Remove I386_WATCHPOINTS_IN_TARGET_VECTOR macro. * config/i386/nm-cygwin64.h: Ditto. * config/i386/nm-fbsd.h: Ditto. * config/i386/nm-go32.h: Ditto. * config/i386/nm-linux.h: Ditto. * config/i386/nm-linux64.h: Ditto.
72 lines
2.9 KiB
C
72 lines
2.9 KiB
C
/* Native macro definitions for GDB on an Intel i[3456]86.
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Copyright 2001, 2004, 2007, 2008, 2009 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 NM_I386_H
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#define NM_I386_H 1
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/* Hardware-assisted breakpoints and watchpoints. */
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/* Targets should define this to use the generic x86 watchpoint support. */
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#ifdef I386_USE_GENERIC_WATCHPOINTS
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/* Add watchpoint methods to the provided target_ops.
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Targets which define I386_USE_GENERIC_WATCHPOINTS must
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call this function. */
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struct target_ops;
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void i386_use_watchpoints (struct target_ops *);
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/* Clear the reference counts and forget everything we knew about DRi. */
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extern void i386_cleanup_dregs (void);
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/* Insert a watchpoint to watch a memory region which starts at
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address ADDR and whose length is LEN bytes. Watch memory accesses
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of the type TYPE. Return 0 on success, -1 on failure. */
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extern int i386_insert_watchpoint (CORE_ADDR addr, int len, int type);
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/* Remove a watchpoint that watched the memory region which starts at
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address ADDR, whose length is LEN bytes, and for accesses of the
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type TYPE. Return 0 on success, -1 on failure. */
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extern int i386_remove_watchpoint (CORE_ADDR addr, int len, int type);
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/* Return non-zero if we can watch a memory region that starts at
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address ADDR and whose length is LEN bytes. */
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extern int i386_region_ok_for_watchpoint (CORE_ADDR addr, int len);
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/* Return non-zero if the inferior has some break/watchpoint that
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triggered. */
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extern int i386_stopped_by_hwbp (void);
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/* If the inferior has some break/watchpoint that triggered, set
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the address associated with that break/watchpoint and return
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true. Otherwise, return false. */
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extern int i386_stopped_data_address (struct target_ops *, CORE_ADDR *);
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/* Insert a hardware-assisted breakpoint at BP_TGT->placed_address.
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Return 0 on success, EBUSY on failure. */
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struct bp_target_info;
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extern int i386_insert_hw_breakpoint (struct bp_target_info *bp_tgt);
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/* Remove a hardware-assisted breakpoint at BP_TGT->placed_address.
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Return 0 on success, -1 on failure. */
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extern int i386_remove_hw_breakpoint (struct bp_target_info *bp_tgt);
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extern int i386_stopped_by_watchpoint (void);
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#endif /* I386_USE_GENERIC_WATCHPOINTS */
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#endif /* NM_I386_H */
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