/* Target-dependent code for NetBSD/alpha.
- Copyright (C) 2002, 2003, 2004, 2006 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2003, 2004, 2006, 2007, 2008
+ Free Software Foundation, Inc.
Contributed by Wasabi Systems, Inc.
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,
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 "frame.h"
#include "alphabsd-tdep.h"
#include "nbsd-tdep.h"
#include "solib-svr4.h"
+#include "target.h"
/* Core file support. */
/* Return the appropriate register set for the core section identified
by SECT_NAME and SECT_SIZE. */
-static const struct regset *
+const struct regset *
alphanbsd_regset_from_core_section (struct gdbarch *gdbarch,
const char *sect_name, size_t sect_size)
{
if (strcmp (sect_name, ".reg") == 0 && sect_size >= ALPHANBSD_SIZEOF_GREGS)
- return &alphanbsd_gregset;
+ {
+ if (sect_size >= ALPHANBSD_SIZEOF_GREGS + ALPHANBSD_SIZEOF_FPREGS)
+ return &alphanbsd_aout_gregset;
+ else
+ return &alphanbsd_gregset;
+ }
if (strcmp (sect_name, ".reg2") == 0 && sect_size >= ALPHANBSD_SIZEOF_FPREGS)
return &alphanbsd_fpregset;
return NULL;
}
-
-static const struct regset *
-alphanbsd_aout_regset_from_core_section (struct gdbarch *gdbarch,
- const char *sect_name,
- size_t sect_size)
-{
- if (strcmp (sect_name, ".reg") == 0 && sect_size >= ALPHANBSD_SIZEOF_GREGS)
- return &alphanbsd_aout_gregset;
-
- return NULL;
-}
\f
/* Signal trampolines. */
#define RETCODE_NWORDS 4
#define RETCODE_SIZE (RETCODE_NWORDS * 4)
-LONGEST
+static LONGEST
alphanbsd_sigtramp_offset (CORE_ADDR pc)
{
unsigned char ret[RETCODE_SIZE], w[4];
LONGEST off;
int i;
- if (deprecated_read_memory_nobpt (pc, (char *) w, 4) != 0)
+ if (target_read_memory (pc, (char *) w, 4) != 0)
return -1;
for (i = 0; i < RETCODE_NWORDS; i++)
off = i * 4;
pc -= off;
- if (deprecated_read_memory_nobpt (pc, (char *) ret, sizeof (ret)) != 0)
+ if (target_read_memory (pc, (char *) ret, sizeof (ret)) != 0)
return -1;
if (memcmp (ret, sigtramp_retcode, RETCODE_SIZE) == 0)
/* FIXME: This is not correct for all versions of NetBSD/alpha.
We will probably need to disassemble the trampoline to figure
out which trampoline frame type we have. */
- return get_frame_base (frame);
+ if (!get_next_frame (frame))
+ return 0;
+ return get_frame_base (get_next_frame (frame));
}
+\f
static void
alphanbsd_init_abi (struct gdbarch_info info,
set_gdbarch_regset_from_core_section
(gdbarch, alphanbsd_regset_from_core_section);
}
-
-static void
-alphanbsd_aout_init_abi (struct gdbarch_info info,
- struct gdbarch *gdbarch)
-{
- alphanbsd_init_abi(info, gdbarch);
-
- set_gdbarch_regset_from_core_section
- (gdbarch, alphanbsd_aout_regset_from_core_section);
-}
\f
static enum gdb_osabi
alphanbsd_core_osabi_sniffer (bfd *abfd)
{
if (strcmp (bfd_get_target (abfd), "netbsd-core") == 0)
- return GDB_OSABI_NETBSD_AOUT;
+ return GDB_OSABI_NETBSD_ELF;
return GDB_OSABI_UNKNOWN;
}
gdbarch_register_osabi (bfd_arch_alpha, 0, GDB_OSABI_NETBSD_ELF,
alphanbsd_init_abi);
- gdbarch_register_osabi (bfd_arch_alpha, 0, GDB_OSABI_NETBSD_AOUT,
- alphanbsd_aout_init_abi);
- gdbarch_register_osabi (bfd_arch_alpha, 0, GDB_OSABI_OPENBSD_ELF,
- alphanbsd_aout_init_abi);
}