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[binutils.git] / bfd / freebsd.h
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1 /* BFD back-end definitions used by all FreeBSD targets.
2 Copyright 1990, 1991, 1992, 1996, 1997, 2000, 2001, 2002
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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 /* FreeBSD ZMAGIC files never have the header in the text. */
23 #define N_HEADER_IN_TEXT(x) 0
25 /* ZMAGIC files start at offset 0. Does not apply to QMAGIC files. */
26 #define TEXT_START_ADDR 0
28 #define N_GETMAGIC_NET(exec) \
29 ((exec).a_info & 0xffff)
30 #define N_GETMID_NET(exec) \
31 (((exec).a_info >> 16) & 0x3ff)
32 #define N_GETFLAG_NET(ex) \
33 (((exec).a_info >> 26) & 0x3f)
35 #define N_MACHTYPE(exec) \
36 ((enum machine_type) \
37 ((N_GETMAGIC_NET (exec) == ZMAGIC) ? N_GETMID_NET (exec) : \
38 ((exec).a_info >> 16) & 0x3ff))
39 #define N_FLAGS(exec) \
40 ((N_GETMAGIC_NET (exec) == ZMAGIC) ? N_GETFLAG_NET (exec) : \
41 ((exec).a_info >> 26) & 0x3f)
43 #define N_SET_INFO(exec, magic, type, flags) \
44 ((exec).a_info = ((magic) & 0xffff) \
45 | (((int)(type) & 0x3ff) << 16) \
46 | (((flags) & 0x3f) << 26))
47 #define N_SET_MACHTYPE(exec, machtype) \
48 ((exec).a_info = \
49 ((exec).a_info & 0xfb00ffff) | ((((int)(machtype))&0x3ff) << 16))
50 #define N_SET_FLAGS(exec, flags) \
51 ((exec).a_info = \
52 ((exec).a_info & 0x03ffffff) | ((flags & 0x03f) << 26))
54 #include "bfd.h"
55 #include "sysdep.h"
56 #include "libbfd.h"
57 #include "libaout.h"
59 /* On FreeBSD, the magic number is always in i386 (little-endian)
60 format. I think. */
61 #define SWAP_MAGIC(ext) bfd_getl32 (ext)
63 #define MY_write_object_contents MY(write_object_contents)
64 static bfd_boolean MY(write_object_contents) PARAMS ((bfd *abfd));
66 #include "aout-target.h"
68 /* Write an object file.
69 Section contents have already been written. We write the
70 file header, symbols, and relocation. */
72 static bfd_boolean
73 MY(write_object_contents) (abfd)
74 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)) {
83 case bfd_arch_m68k:
84 if (strcmp (abfd->xvec->name, "a.out-m68k4k-netbsd") == 0)
85 N_SET_MACHTYPE(*execp, M_68K4K_NETBSD);
86 else
87 N_SET_MACHTYPE(*execp, M_68K_NETBSD);
88 break;
89 case bfd_arch_sparc:
90 N_SET_MACHTYPE(*execp, M_SPARC_NETBSD);
91 break;
92 case bfd_arch_i386:
93 N_SET_MACHTYPE(*execp, M_386_NETBSD);
94 break;
95 case bfd_arch_ns32k:
96 N_SET_MACHTYPE(*execp, M_532_NETBSD);
97 break;
98 default:
99 N_SET_MACHTYPE(*execp, M_UNKNOWN);
100 break;
103 WRITE_HEADERS(abfd, execp);
105 return TRUE;