75 lines
2.5 KiB
C
75 lines
2.5 KiB
C
/* Native support for GNU/Linux, for GDB, the GNU debugger.
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Copyright (C) 1986, 1987, 1989, 1992, 1996, 1998
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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 2 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, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef NM_LINUX_H
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#define NM_LINUX_H
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#include "i386/nm-i386v.h"
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#include "nm-linux.h"
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/* Return sizeof user struct to callers in less machine dependent routines */
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#define KERNEL_U_SIZE kernel_u_size()
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extern int kernel_u_size PARAMS ((void));
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#define U_REGS_OFFSET 0
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/* GNU/Linux supports the 386 hardware debugging registers. */
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#define TARGET_HAS_HARDWARE_WATCHPOINTS
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#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) 1
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/* After a watchpoint trap, the PC points to the instruction after
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the one that caused the trap. Therefore we don't need to step over it.
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But we do need to reset the status register to avoid another trap. */
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#define HAVE_CONTINUABLE_WATCHPOINT
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#define STOPPED_BY_WATCHPOINT(W) \
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i386_stopped_by_watchpoint (inferior_pid)
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/* Use these macros for watchpoint insertion/removal. */
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#define target_insert_watchpoint(addr, len, type) \
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i386_insert_watchpoint (inferior_pid, addr, len, type)
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#define target_remove_watchpoint(addr, len, type) \
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i386_remove_watchpoint (inferior_pid, addr, len)
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/* We define this if link.h is available, because with ELF we use SVR4 style
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shared libraries. */
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#ifdef HAVE_LINK_H
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#define SVR4_SHARED_LIBS
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#include "solib.h" /* Support for shared libraries. */
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#endif
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/* Override copies of {fetch,store}_inferior_registers in infptrace.c. */
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#define FETCH_INFERIOR_REGISTERS
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extern CORE_ADDR
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i386_stopped_by_watchpoint PARAMS ((int));
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extern int
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i386_insert_watchpoint PARAMS ((int pid, CORE_ADDR addr, int len, int rw));
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extern int
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i386_remove_watchpoint PARAMS ((int pid, CORE_ADDR addr, int len));
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#endif /* #ifndef NM_LINUX_H */
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