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[/] [or1k/] [trunk/] [insight/] [gdb/] [config/] [i386/] [nm-i386sol2.h] - Blame information for rev 1765

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1 578 markom
/* Native support for i386 running Solaris 2.
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   Copyright 1998, 1999, 2000 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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#include "nm-sysv4.h"
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#ifdef NEW_PROC_API     /* Solaris 6 and above can do HW watchpoints */
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#define TARGET_HAS_HARDWARE_WATCHPOINTS
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/* The man page for proc4 on solaris 6 and 7 says that the system
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   can support "thousands" of hardware watchpoints, but gives no
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   method for finding out how many.  So just tell GDB 'yes'.  */
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#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(TYPE, CNT, OT) 1
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/* When a hardware watchpoint fires off the PC will be left at the
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   instruction following the one which caused the watchpoint.
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   It will *NOT* be necessary for GDB to step over the watchpoint. */
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#define HAVE_CONTINUABLE_WATCHPOINT
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/* Solaris x86 2.6 and 2.7 targets have a kernel bug when stepping
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   over an instruction that causes a page fault without triggering
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   a hardware watchpoint. The kernel properly notices that it shouldn't
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   stop, because the hardware watchpoint is not triggered, but it forgets
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   the step request and continues the program normally.
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   Work around the problem by removing hardware watchpoints if a step is
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   requested, GDB will check for a hardware watchpoint trigger after the
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   step anyway.  */
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#define CANNOT_STEP_HW_WATCHPOINTS
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extern int procfs_stopped_by_watchpoint (ptid_t);
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#define STOPPED_BY_WATCHPOINT(W) \
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  procfs_stopped_by_watchpoint(inferior_ptid)
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/* Use these macros for watchpoint insertion/deletion.  */
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/* type can be 0: write watch, 1: read watch, 2: access watch (read/write) */
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extern int procfs_set_watchpoint (ptid_t, CORE_ADDR, int, int, int);
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#define target_insert_watchpoint(ADDR, LEN, TYPE) \
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        procfs_set_watchpoint (inferior_ptid, ADDR, LEN, TYPE, 1)
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#define target_remove_watchpoint(ADDR, LEN, TYPE) \
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        procfs_set_watchpoint (inferior_ptid, ADDR, 0, 0, 0)
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#endif /* NEW_PROC_API */

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