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fb3be09b JG |
1 | /* BFD backend for local host's a.out binaries |
2 | Copyright (C) 1990-1991 Free Software Foundation, Inc. | |
3 | Written by Cygnus Support. Probably John Gilmore's fault. | |
c4cd3fc6 | 4 | |
fb3be09b | 5 | This file is part of BFD, the Binary File Descriptor library. |
c4cd3fc6 | 6 | |
fb3be09b | 7 | This program is free software; you can redistribute it and/or modify |
c4cd3fc6 | 8 | it under the terms of the GNU General Public License as published by |
fb3be09b JG |
9 | the Free Software Foundation; either version 2 of the License, or |
10 | (at your option) any later version. | |
c4cd3fc6 | 11 | |
fb3be09b | 12 | This program is distributed in the hope that it will be useful, |
c4cd3fc6 JG |
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. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
fb3be09b JG |
18 | along with this program; if not, write to the Free Software |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
c4cd3fc6 | 20 | |
c4cd3fc6 | 21 | #include "bfd.h" |
bbc8d484 | 22 | #include "sysdep.h" |
c4cd3fc6 JG |
23 | #include "libbfd.h" |
24 | ||
fa8c88b2 | 25 | #define ARCH_SIZE 32 |
fb3be09b | 26 | |
fa8c88b2 | 27 | /* When porting to a new system, you must supply: |
fb3be09b | 28 | |
fa8c88b2 SG |
29 | HOST_PAGE_SIZE (optional) |
30 | HOST_SEGMENT_SIZE (optional -- defaults to page size) | |
fb3be09b JG |
31 | HOST_MACHINE_ARCH (optional) |
32 | HOST_MACHINE_MACHINE (optional) | |
fa8c88b2 SG |
33 | HOST_TEXT_START_ADDR (optional) |
34 | HOST_STACK_END_ADDR (not used, except by trad-core ???) | |
35 | HOST_SHORT_HEADER_HACK (optional) | |
fb3be09b | 36 | |
fa8c88b2 | 37 | in the ./hosts/h-systemname.h file. |
fb3be09b | 38 | |
fa8c88b2 SG |
39 | For most of these, you can get by with the values computed |
40 | by the program aout-gen, which writes the result into aout-params.h. */ | |
fb3be09b | 41 | |
fa8c88b2 | 42 | #include "aout-params.h" |
fb3be09b | 43 | |
fa8c88b2 SG |
44 | #ifdef HOST_PAGE_SIZE |
45 | #define PAGE_SIZE HOST_PAGE_SIZE | |
fb3be09b | 46 | #endif |
fa8c88b2 SG |
47 | #ifdef HOST_SEGMENT_SIZE |
48 | #define SEGMENT_SIZE HOST_SEGMENT_SIZE | |
49 | #else | |
50 | #define SEGMENT_SIZE PAGE_SIZE | |
fb3be09b | 51 | #endif |
fa8c88b2 SG |
52 | #ifdef HOST_TEXT_START_ADDR |
53 | #define TEXT_START_ADDR HOST_TEXT_START_ADDR | |
fb3be09b | 54 | #endif |
fa8c88b2 SG |
55 | #ifdef HOST_STACK_END_ADDR |
56 | #define STACK_END_ADDR HOST_STACK_END_ADDR | |
fb3be09b | 57 | #endif |
fa8c88b2 SG |
58 | #ifndef N_HEADER_IN_TEXT |
59 | #ifdef HOST_SHORT_HEADER_HACK | |
60 | #define N_HEADER_IN_TEXT(x) 1 | |
61 | #else | |
62 | #define N_HEADER_IN_TEXT(x) 0 | |
fb3be09b | 63 | #endif |
fb3be09b JG |
64 | #endif |
65 | ||
fa8c88b2 SG |
66 | #include "libaout.h" /* BFD a.out internal data structures */ |
67 | #include "aout/aout64.h" | |
c4cd3fc6 JG |
68 | |
69 | #ifdef HOST_MACHINE_ARCH | |
c4cd3fc6 | 70 | #ifdef HOST_MACHINE_MACHINE |
fa8c88b2 SG |
71 | #define SET_ARCH_MACH(abfd, execp) \ |
72 | bfd_default_set_arch_mach(abfd, HOST_MACHINE_ARCH, HOST_MACHINE_MACHINE) | |
73 | #else | |
74 | #define SET_ARCH_MACH(abfd, execp) \ | |
75 | bfd_default_set_arch_mach(abfd, HOST_MACHINE_ARCH, 0) | |
76 | #endif | |
bbc8d484 | 77 | #endif /* HOST_MACHINE_ARCH */ |
c4cd3fc6 | 78 | |
fa8c88b2 SG |
79 | #define MY(OP) CAT(host_aout_,OP) |
80 | #define TARGETNAME "a.out" | |
c4cd3fc6 | 81 | |
fa8c88b2 | 82 | #include "aout-target.h" |