mirror of
https://github.com/darlinghq/darling-gdb.git
synced 2024-11-25 13:09:48 +00:00
107 lines
3.2 KiB
C
107 lines
3.2 KiB
C
/* BFD back-end definitions used by all FreeBSD targets.
|
|
Copyright 1990, 1991, 1992, 1996, 1997, 2000, 2001
|
|
Free Software Foundation, Inc.
|
|
|
|
This file is part of BFD, the Binary File Descriptor library.
|
|
|
|
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.
|
|
*/
|
|
|
|
/* FreeBSD ZMAGIC files never have the header in the text. */
|
|
#define N_HEADER_IN_TEXT(x) 0
|
|
|
|
/* ZMAGIC files start at offset 0. Does not apply to QMAGIC files. */
|
|
#define TEXT_START_ADDR 0
|
|
|
|
#define N_GETMAGIC_NET(exec) \
|
|
((exec).a_info & 0xffff)
|
|
#define N_GETMID_NET(exec) \
|
|
(((exec).a_info >> 16) & 0x3ff)
|
|
#define N_GETFLAG_NET(ex) \
|
|
(((exec).a_info >> 26) & 0x3f)
|
|
|
|
#define N_MACHTYPE(exec) \
|
|
((enum machine_type) \
|
|
((N_GETMAGIC_NET (exec) == ZMAGIC) ? N_GETMID_NET (exec) : \
|
|
((exec).a_info >> 16) & 0x3ff))
|
|
#define N_FLAGS(exec) \
|
|
((N_GETMAGIC_NET (exec) == ZMAGIC) ? N_GETFLAG_NET (exec) : \
|
|
((exec).a_info >> 26) & 0x3f)
|
|
|
|
#define N_SET_INFO(exec, magic, type, flags) \
|
|
((exec).a_info = ((magic) & 0xffff) \
|
|
| (((int)(type) & 0x3ff) << 16) \
|
|
| (((flags) & 0x3f) << 26))
|
|
#define N_SET_MACHTYPE(exec, machtype) \
|
|
((exec).a_info = \
|
|
((exec).a_info & 0xfb00ffff) | ((((int)(machtype))&0x3ff) << 16))
|
|
#define N_SET_FLAGS(exec, flags) \
|
|
((exec).a_info = \
|
|
((exec).a_info & 0x03ffffff) | ((flags & 0x03f) << 26))
|
|
|
|
#include "bfd.h"
|
|
#include "sysdep.h"
|
|
#include "libbfd.h"
|
|
#include "libaout.h"
|
|
|
|
/* On FreeBSD, the magic number is always in i386 (little-endian)
|
|
format. I think. */
|
|
#define SWAP_MAGIC(ext) bfd_getl32 (ext)
|
|
|
|
#define MY_write_object_contents MY(write_object_contents)
|
|
static boolean MY(write_object_contents) PARAMS ((bfd *abfd));
|
|
|
|
#include "aout-target.h"
|
|
|
|
/* Write an object file.
|
|
Section contents have already been written. We write the
|
|
file header, symbols, and relocation. */
|
|
|
|
static boolean
|
|
MY(write_object_contents) (abfd)
|
|
bfd *abfd;
|
|
{
|
|
struct external_exec exec_bytes;
|
|
struct internal_exec *execp = exec_hdr (abfd);
|
|
|
|
obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
|
|
|
|
/* Magic number, maestro, please! */
|
|
switch (bfd_get_arch(abfd)) {
|
|
case bfd_arch_m68k:
|
|
if (strcmp (abfd->xvec->name, "a.out-m68k4k-netbsd") == 0)
|
|
N_SET_MACHTYPE(*execp, M_68K4K_NETBSD);
|
|
else
|
|
N_SET_MACHTYPE(*execp, M_68K_NETBSD);
|
|
break;
|
|
case bfd_arch_sparc:
|
|
N_SET_MACHTYPE(*execp, M_SPARC_NETBSD);
|
|
break;
|
|
case bfd_arch_i386:
|
|
N_SET_MACHTYPE(*execp, M_386_NETBSD);
|
|
break;
|
|
case bfd_arch_ns32k:
|
|
N_SET_MACHTYPE(*execp, M_532_NETBSD);
|
|
break;
|
|
default:
|
|
N_SET_MACHTYPE(*execp, M_UNKNOWN);
|
|
break;
|
|
}
|
|
|
|
WRITE_HEADERS(abfd, execp);
|
|
|
|
return true;
|
|
}
|