binutils-gdb/gdb/alphafbsd-tdep.c
Jason Thorpe 6c72f9f974 * alpha-linux-tdep.c (alpha_linux_pc_in_sigtramp): New function.
(alpha_linux_init_abi): Set gdbarch_pc_in_sigtramp to
alpha_linux_pc_in_sigtramp.
* alpha-osf1-tdep.c (alpha_osf1_pc_in_sigtramp): New function.
(alpha_osf1_init_abi): Set gdbarch_pc_in_sigtramp to
alpha_osf1_pc_in_sigtramp.
* alpha-tdep.c (alpha_osf_in_sigtramp): Remove.
* alphafbsd-tdep.c (alphafbsd_pc_in_sigtramp): New function.
(alphafbsd_init_abi): Set gdbarch_pc_in_sigtramp to
alphafbsd_pc_in_sigtramp.
* alphanbsd-tdep.c (alphanbsd_pc_in_sigtramp): New function.
(alphanbsd_init_abi): Set gdbarch_pc_in_sigtramp to
alphanbsd_pc_in_sigtramp.
* config/alpha/tm-alpha.h (IN_SIGTRAMP): Remove.
* config/alpha/tm-alphalinux.h (IN_SIGTRAMP): Remove.
2002-04-25 05:06:08 +00:00

80 lines
2.3 KiB
C

/* Target-dependent code for FreeBSD/Alpha.
Copyright 2001, 2002 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
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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. */
#include "defs.h"
#include "value.h"
#include "alpha-tdep.h"
static int
alphafbsd_use_struct_convention (int gcc_p, struct type *type)
{
enum type_code code;
int i;
/* All aggregate types that won't fit in a register must be returned
in memory. */
if (TYPE_LENGTH (type) > REGISTER_SIZE)
return 1;
/* The only aggregate types that can be returned in a register are
structs and unions. Arrays must be returned in memory. */
code = TYPE_CODE (type);
if (code != TYPE_CODE_STRUCT && code != TYPE_CODE_UNION)
return 1;
/* We need to check if this struct/union is "integer" like. For
this to be true, the offset of each adressable subfield must be
zero. Note that bit fields are not addressable. */
for (i = 0; i < TYPE_NFIELDS (type); i++)
{
/* If the field bitsize is non-zero, it isn't adressable. */
if (TYPE_FIELD_BITPOS (type, i) != 0
&& TYPE_FIELD_BITSIZE (type, i) == 0)
return 1;
}
return 0;
}
static int
alphafbsd_pc_in_sigtramp (CORE_ADDR pc, char *func_name)
{
/* FIXME */
return 0;
}
static void
alphafbsd_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
set_gdbarch_pc_in_sigtramp (gdbarch, alphafbsd_pc_in_sigtramp);
set_gdbarch_use_struct_convention (gdbarch, alphafbsd_use_struct_convention);
}
void
_initialize_alphafbsd_tdep (void)
{
alpha_gdbarch_register_os_abi (ALPHA_ABI_FREEBSD, alphafbsd_init_abi);
}