/* Target-dependent code for i386 BSD's.
- Copyright 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of GDB.
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. */
+ Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
#include "defs.h"
#include "arch-utils.h"
/* Support for signal handlers. */
-/* Return whether PC is in a BSD sigtramp routine. */
-
-int
-i386bsd_pc_in_sigtramp (CORE_ADDR pc, char *name)
-{
- struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
-
- return (pc >= tdep->sigtramp_start && pc < tdep->sigtramp_end);
-}
-
/* Assuming NEXT_FRAME is for a frame following a BSD sigtramp
routine, return the address of the associated sigcontext structure. */
static CORE_ADDR
i386bsd_sigcontext_addr (struct frame_info *next_frame)
{
- char buf[4];
+ gdb_byte buf[4];
CORE_ADDR sp;
frame_unwind_register (next_frame, I386_ESP_REGNUM, buf);
return read_memory_unsigned_integer (sp + 8, 4);
}
-
-/* Return the start address of the sigtramp routine. */
-
-CORE_ADDR
-i386bsd_sigtramp_start (CORE_ADDR pc)
-{
- return gdbarch_tdep (current_gdbarch)->sigtramp_start;
-}
-
-/* Return the end address of the sigtramp routine. */
-
-CORE_ADDR
-i386bsd_sigtramp_end (CORE_ADDR pc)
-{
- return gdbarch_tdep (current_gdbarch)->sigtramp_end;
-}
\f
/* Support for shared libraries. */
-/* Return non-zero if we are in a shared library trampoline code stub. */
-
-int
-i386bsd_aout_in_solib_call_trampoline (CORE_ADDR pc, char *name)
-{
- return (name && !strcmp (name, "_DYNAMIC"));
-}
-
/* Traditional BSD (4.3 BSD, still used for BSDI and 386BSD). */
/* From <machine/signal.h>. */
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
- set_gdbarch_pc_in_sigtramp (gdbarch, i386bsd_pc_in_sigtramp);
-
- /* Allow the recognition of sigtramps as a function named <sigtramp>. */
- set_gdbarch_sigtramp_start (gdbarch, i386bsd_sigtramp_start);
- set_gdbarch_sigtramp_end (gdbarch, i386bsd_sigtramp_end);
-
- /* Assume SunOS-style shared libraries. */
- set_gdbarch_in_solib_call_trampoline (gdbarch,
- i386bsd_aout_in_solib_call_trampoline);
-
tdep->jb_pc_offset = 0;
tdep->sigtramp_start = 0xfdbfdfc0;
gdbarch_register_osabi_sniffer (bfd_arch_i386, bfd_target_aout_flavour,
i386bsd_aout_osabi_sniffer);
- /* BFD doesn't set the architecture for NetBSD style a.out core
- files. */
- gdbarch_register_osabi_sniffer (bfd_arch_unknown, bfd_target_unknown_flavour,
+ /* BFD doesn't set a flavour for NetBSD style a.out core files. */
+ gdbarch_register_osabi_sniffer (bfd_arch_i386, bfd_target_unknown_flavour,
i386bsd_core_osabi_sniffer);
}