Don't always build coffgen.o

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

diff --git a/gdb/amd64fbsd-nat.c b/gdb/amd64fbsd-nat.c
index b7787612ac7dccc16d68b4db54f864f5690801b7..df101d0f5f3c6d9388f23acdb03c9dc8353167b1 100644 (file)
--- a/gdb/amd64fbsd-nat.c
+++ b/gdb/amd64fbsd-nat.c
@@ -1,12 +1,12 @@
 /* Native-dependent code for FreeBSD/amd64.
 
-   Copyright 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2003-2014 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
-   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,
@@ -15,18 +15,14 @@
    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., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "defs.h"
 #include "inferior.h"
 #include "regcache.h"
 #include "target.h"
 
-#include "gdb_assert.h"
 #include <signal.h>
-#include <stddef.h>
 #include <sys/types.h>
 #include <sys/ptrace.h>
 #include <sys/sysctl.h>
@@ -35,6 +31,8 @@
 #include "fbsd-nat.h"
 #include "amd64-tdep.h"
 #include "amd64-nat.h"
+#include "amd64bsd-nat.h"
+#include "x86-nat.h"
 \f
 
 /* Offset in `struct reg' where MEMBER is stored.  */
@@ -95,8 +93,8 @@ static int amd64fbsd32_r_reg_offset[I386_NUM_GREGS] =
 
 /* Support for debugging kernel virtual memory images.  */
 
-#include <sys/types.h>
 #include <machine/pcb.h>
+#include <osreldate.h>
 
 #include "bsd-kvm.h"
 
@@ -125,15 +123,33 @@ 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);
+#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);
+#endif
 
   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
+  x86_cleanup_dregs ();
+#endif
+  super_mourn_inferior (ops);
+}
+
 /* Provide a prototype to silence -Wmissing-prototypes.  */
 void _initialize_amd64fbsd_nat (void);
 
@@ -148,9 +164,25 @@ _initialize_amd64fbsd_nat (void)
 
   /* Add some extra features to the common *BSD/i386 target.  */
   t = amd64bsd_target ();
+
+#ifdef HAVE_PT_GETDBREGS
+
+  x86_use_watchpoints (t);
+
+  x86_dr_low.set_control = amd64bsd_dr_set_control;
+  x86_dr_low.set_addr = amd64bsd_dr_set_addr;
+  x86_dr_low.get_addr = amd64bsd_dr_get_addr;
+  x86_dr_low.get_status = amd64bsd_dr_get_status;
+  x86_dr_low.get_control = amd64bsd_dr_get_control;
+  x86_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;
   add_target (t);
 
   /* Support debugging kernel virtual memory images.  */
@@ -178,9 +210,9 @@ _initialize_amd64fbsd_nat (void)
 
   if (SC_RIP_OFFSET != offset)
     {
-      warning ("\
+      warning (_("\
 offsetof (struct sigcontext, sc_rip) yields %d instead of %d.\n\
-Please report this to <bug-gdb@gnu.org>.", 
+Please report this to <bug-gdb@gnu.org>."),
               offset, SC_RIP_OFFSET);
     }
 
@@ -191,9 +223,9 @@ Please report this to <bug-gdb@gnu.org>.",
 
   if (SC_RSP_OFFSET != offset)
     {
-      warning ("\
+      warning (_("\
 offsetof (struct sigcontext, sc_rsp) yields %d instead of %d.\n\
-Please report this to <bug-gdb@gnu.org>.",
+Please report this to <bug-gdb@gnu.org>."),
               offset, SC_RSP_OFFSET);
     }
 
@@ -204,9 +236,9 @@ Please report this to <bug-gdb@gnu.org>.",
 
   if (SC_RBP_OFFSET != offset)
     {
-      warning ("\
+      warning (_("\
 offsetof (struct sigcontext, sc_rbp) yields %d instead of %d.\n\
-Please report this to <bug-gdb@gnu.org>.",
+Please report this to <bug-gdb@gnu.org>."),
               offset, SC_RBP_OFFSET);
     }