* coff-pe-read.c (read_pe_exported_syms): Don't return without

[deliverable/binutils-gdb.git] / gdb / amd64fbsd-nat.c

diff --git a/gdb/amd64fbsd-nat.c b/gdb/amd64fbsd-nat.c
index a705c07d53a8afa14f4fb0f5f54006d532d3c8aa..eb30831539c37f549a08fdbb2c7ef4e98cd4344d 100644 (file)
--- a/gdb/amd64fbsd-nat.c
+++ b/gdb/amd64fbsd-nat.c
@@ -1,12 +1,12 @@
 /* Native-dependent code for FreeBSD/amd64.
 
 /* Native-dependent code for FreeBSD/amd64.
 

-   Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2003-2013 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
 
    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 2 of the License, or
+   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,
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,


@@ -15,9 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    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, write to the Free Software
-   Foundation, Inc., 51 Franklin Street, Fifth Floor,
-   Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

 
 #include "defs.h"
 #include "inferior.h"
 
 #include "defs.h"
 #include "inferior.h"


@@ -35,6 +33,8 @@
 #include "fbsd-nat.h"
 #include "amd64-tdep.h"
 #include "amd64-nat.h"
 #include "fbsd-nat.h"
 #include "amd64-tdep.h"
 #include "amd64-nat.h"

+#include "amd64bsd-nat.h"
+#include "i386-nat.h"

 \f
 
 /* Offset in `struct reg' where MEMBER is stored.  */
 \f
 
 /* Offset in `struct reg' where MEMBER is stored.  */


@@ -97,6 +97,7 @@ static int amd64fbsd32_r_reg_offset[I386_NUM_GREGS] =
 
 #include <sys/types.h>
 #include <machine/pcb.h>
 
 #include <sys/types.h>
 #include <machine/pcb.h>

+#include <osreldate.h>

 
 #include "bsd-kvm.h"
 
 
 #include "bsd-kvm.h"
 


@@ -125,15 +126,33 @@ amd64fbsd_supply_pcb (struct regcache *regcache, struct pcb *pcb)
   regcache_raw_supply (regcache, 13, &pcb->pcb_r13);
   regcache_raw_supply (regcache, 14, &pcb->pcb_r14);
   regcache_raw_supply (regcache, 15, &pcb->pcb_r15);
   regcache_raw_supply (regcache, 13, &pcb->pcb_r13);
   regcache_raw_supply (regcache, 14, &pcb->pcb_r14);
   regcache_raw_supply (regcache, 15, &pcb->pcb_r15);

+#if (__FreeBSD_version < 800075) && (__FreeBSD_kernel_version < 800075)
+  /* struct pcb provides the pcb_ds/pcb_es/pcb_fs/pcb_gs fields only
+     up until __FreeBSD_version 800074: The removal of these fields
+     occurred on 2009-04-01 while the __FreeBSD_version number was
+     bumped to 800075 on 2009-04-06.  So 800075 is the closest version
+     number where we should not try to access these fields.  */

   regcache_raw_supply (regcache, AMD64_DS_REGNUM, &pcb->pcb_ds);
   regcache_raw_supply (regcache, AMD64_ES_REGNUM, &pcb->pcb_es);
   regcache_raw_supply (regcache, AMD64_FS_REGNUM, &pcb->pcb_fs);
   regcache_raw_supply (regcache, AMD64_GS_REGNUM, &pcb->pcb_gs);
   regcache_raw_supply (regcache, AMD64_DS_REGNUM, &pcb->pcb_ds);
   regcache_raw_supply (regcache, AMD64_ES_REGNUM, &pcb->pcb_es);
   regcache_raw_supply (regcache, AMD64_FS_REGNUM, &pcb->pcb_fs);
   regcache_raw_supply (regcache, AMD64_GS_REGNUM, &pcb->pcb_gs);

+#endif

 
   return 1;
 }
 \f
 
 
   return 1;
 }
 \f
 

+static void (*super_mourn_inferior) (struct target_ops *ops);
+
+static void
+amd64fbsd_mourn_inferior (struct target_ops *ops)
+{
+#ifdef HAVE_PT_GETDBREGS
+  i386_cleanup_dregs ();
+#endif
+  super_mourn_inferior (ops);
+}
+

 /* Provide a prototype to silence -Wmissing-prototypes.  */
 void _initialize_amd64fbsd_nat (void);
 
 /* Provide a prototype to silence -Wmissing-prototypes.  */
 void _initialize_amd64fbsd_nat (void);
 


@@ -148,6 +167,23 @@ _initialize_amd64fbsd_nat (void)
 
   /* Add some extra features to the common *BSD/i386 target.  */
   t = amd64bsd_target ();
 
   /* Add some extra features to the common *BSD/i386 target.  */
   t = amd64bsd_target ();

+
+#ifdef HAVE_PT_GETDBREGS
+
+  i386_use_watchpoints (t);
+
+  i386_dr_low.set_control = amd64bsd_dr_set_control;
+  i386_dr_low.set_addr = amd64bsd_dr_set_addr;
+  i386_dr_low.get_addr = amd64bsd_dr_get_addr;
+  i386_dr_low.get_status = amd64bsd_dr_get_status;
+  i386_dr_low.get_control = amd64bsd_dr_get_control;
+  i386_set_debug_register_length (8);
+
+#endif /* HAVE_PT_GETDBREGS */
+
+  super_mourn_inferior = t->to_mourn_inferior;
+  t->to_mourn_inferior = amd64fbsd_mourn_inferior;
+

   t->to_pid_to_exec_file = fbsd_pid_to_exec_file;
   t->to_find_memory_regions = fbsd_find_memory_regions;
   t->to_make_corefile_notes = fbsd_make_corefile_notes;
   t->to_pid_to_exec_file = fbsd_pid_to_exec_file;
   t->to_find_memory_regions = fbsd_find_memory_regions;
   t->to_make_corefile_notes = fbsd_make_corefile_notes;