[ARM] Fix vcmp with #0.0

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

diff --git a/gdb/amd64fbsd-nat.c b/gdb/amd64fbsd-nat.c
index b7c62623fbb84008349bb71cb96928cad1ba307c..fd189ec8241fd00acba02a3d411b69fd621e5d9f 100644 (file)
--- a/gdb/amd64fbsd-nat.c
+++ b/gdb/amd64fbsd-nat.c
@@ -1,6 +1,6 @@
 /* Native-dependent code for FreeBSD/amd64.
 
-   Copyright (C) 2003, 2004, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2003-2014 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -22,9 +22,7 @@
 #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>
@@ -33,6 +31,8 @@
 #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.  */
@@ -93,8 +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"
 
@@ -123,15 +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
+  i386_cleanup_dregs ();
+#endif
+  super_mourn_inferior (ops);
+}
+
 /* Provide a prototype to silence -Wmissing-prototypes.  */
 void _initialize_amd64fbsd_nat (void);
 
@@ -146,6 +164,23 @@ _initialize_amd64fbsd_nat (void)
 
   /* 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;