1 /* BFD back-end definitions used by all FreeBSD targets.
2 Copyright 1990, 1991, 1992, 1996, 1997, 2000, 2001, 2002, 2005, 2007
3 Free Software Foundation, Inc.
5 This file is part of BFD, the Binary File Descriptor library.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
20 MA 02110-1301, USA. */
23 /* FreeBSD ZMAGIC files never have the header in the text. */
24 #define N_HEADER_IN_TEXT(x) 0
26 /* ZMAGIC files start at offset 0. Does not apply to QMAGIC files. */
27 #define TEXT_START_ADDR 0
29 #define N_GETMAGIC_NET(exec) \
30 ((exec).a_info & 0xffff)
31 #define N_GETMID_NET(exec) \
32 (((exec).a_info >> 16) & 0x3ff)
33 #define N_GETFLAG_NET(ex) \
34 (((exec).a_info >> 26) & 0x3f)
36 #define N_MACHTYPE(exec) \
37 ((enum machine_type) \
38 ((N_GETMAGIC_NET (exec) == ZMAGIC) ? N_GETMID_NET (exec) : \
39 ((exec).a_info >> 16) & 0x3ff))
40 #define N_FLAGS(exec) \
41 ((N_GETMAGIC_NET (exec) == ZMAGIC) ? N_GETFLAG_NET (exec) : \
42 ((exec).a_info >> 26) & 0x3f)
44 #define N_SET_INFO(exec, magic, type, flags) \
45 ((exec).a_info = ((magic) & 0xffff) \
46 | (((int)(type) & 0x3ff) << 16) \
47 | (((flags) & 0x3f) << 26))
48 #define N_SET_MACHTYPE(exec, machtype) \
50 ((exec).a_info & 0xfb00ffff) | ((((int) (machtype)) & 0x3ff) << 16))
51 #define N_SET_FLAGS(exec, flags) \
53 ((exec).a_info & 0x03ffffff) | ((flags & 0x03f) << 26))
60 /* On FreeBSD, the magic number is always in i386 (little-endian)
62 #define SWAP_MAGIC(ext) bfd_getl32 (ext)
64 #define MY_write_object_contents MY (write_object_contents)
65 static bfd_boolean
MY (write_object_contents
) (bfd
*);
67 #include "aout-target.h"
69 /* Write an object file.
70 Section contents have already been written. We write the
71 file header, symbols, and relocation. */
74 MY (write_object_contents
) (bfd
*abfd
)
76 struct external_exec exec_bytes
;
77 struct internal_exec
*execp
= exec_hdr (abfd
);
79 obj_reloc_entry_size (abfd
) = RELOC_STD_SIZE
;
81 /* Magic number, maestro, please! */
82 switch (bfd_get_arch(abfd
))
85 if (strcmp (abfd
->xvec
->name
, "a.out-m68k4k-netbsd") == 0)
86 N_SET_MACHTYPE (*execp
, M_68K4K_NETBSD
);
88 N_SET_MACHTYPE (*execp
, M_68K_NETBSD
);
91 N_SET_MACHTYPE (*execp
, M_SPARC_NETBSD
);
94 N_SET_MACHTYPE (*execp
, M_386_NETBSD
);
97 N_SET_MACHTYPE (*execp
, M_532_NETBSD
);
100 N_SET_MACHTYPE (*execp
, M_UNKNOWN
);
104 WRITE_HEADERS(abfd
, execp
);
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