projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 252b5132 | 1 | /* BFD back-end for i386 a.out binaries. |
| 9553c638 | 2 | Copyright 1990, 1991, 1992, 1994, 1996, 1997, 2001, 2002, 2003, 2005 |
| 7898deda | 3 | Free Software Foundation, Inc. |
| 252b5132 | 4 | |
| 7920ce38 | 5 | This file is part of BFD, the Binary File Descriptor library. |
| 252b5132 | 6 | |
| 7920ce38 NC |
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. | |
| 252b5132 | 11 | |
| 7920ce38 NC |
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. | |
| 252b5132 | 16 | |
| 7920ce38 NC |
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 | |
| 3e110533 | 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
| 252b5132 | 20 | |
| dc810e39 | 21 | /* The only 386 aout system we have here is GO32 from DJ. |
| 252b5132 RH |
22 | These numbers make BFD work with that. If your aout 386 system |
| 23 | doesn't work with these, we'll have to split them into different | |
| 24 | files. Send me (sac@cygnus.com) the runes to make it work on your | |
| 25 | system, and I'll stick it in for the next release. */ | |
| 26 | ||
| 7920ce38 NC |
27 | #define N_HEADER_IN_TEXT(x) 0 |
| 28 | #define N_TXTOFF(x) 0x20 | |
| 29 | #define N_TXTADDR(x) (N_MAGIC (x) == ZMAGIC ? 0x1020 : 0) | |
| 30 | #define N_TXTSIZE(x) ((x).a_text) | |
| 31 | #define TARGET_PAGE_SIZE 4096 | |
| 32 | #define SEGMENT_SIZE 0x400000 | |
| 33 | #define DEFAULT_ARCH bfd_arch_i386 | |
| 252b5132 | 34 | |
| e43d48cc AM |
35 | /* Do not "beautify" the CONCAT* macro args. Traditional C will not |
| 36 | remove whitespace added here, and thus will fail to concatenate | |
| 37 | the tokens. */ | |
| 38 | #define MY(OP) CONCAT2 (i386aout_,OP) | |
| 252b5132 RH |
39 | #define TARGETNAME "a.out-i386" |
| 40 | #define NO_WRITE_HEADER_KLUDGE 1 | |
| 41 | ||
| 42 | #include "bfd.h" | |
| 43 | #include "sysdep.h" | |
| 44 | #include "libbfd.h" | |
| 45 | #include "aout/aout64.h" | |
| 46 | #include "libaout.h" | |
| 47 | ||
| 48 | /* Set the machine type correctly. */ | |
| 49 | ||
| b34976b6 | 50 | static bfd_boolean |
| 7920ce38 | 51 | i386aout_write_object_contents (bfd *abfd) |
| 252b5132 RH |
52 | { |
| 53 | struct external_exec exec_bytes; | |
| 54 | struct internal_exec *execp = exec_hdr (abfd); | |
| 55 | ||
| 56 | N_SET_MACHTYPE (*execp, M_386); | |
| 57 | ||
| 58 | obj_reloc_entry_size (abfd) = RELOC_STD_SIZE; | |
| 59 | ||
| 60 | WRITE_HEADERS (abfd, execp); | |
| 61 | ||
| b34976b6 | 62 | return TRUE; |
| 252b5132 RH |
63 | } |
| 64 | ||
| 7920ce38 NC |
65 | #define MY_write_object_contents i386aout_write_object_contents |
| 66 | #define MY_backend_data & MY (backend_data) | |
| 67 | ||
| 68 | static const struct aout_backend_data MY (backend_data); | |
| 252b5132 RH |
69 | |
| 70 | #include "aout-target.h" | |
| 7920ce38 NC |
71 | |
| 72 | static const struct aout_backend_data MY (backend_data) = | |
| 73 | { | |
| 74 | 0, /* Zmagic contiguous. */ | |
| 75 | 1, /* Text incl header. */ | |
| 76 | 0, /* Entry is text address. */ | |
| 77 | 0, /* Exec_hdr_flags. */ | |
| 78 | 0, /* Text vma? */ | |
| 79 | MY (set_sizes), | |
| 80 | 1, /* Exec header not counted. */ | |
| 81 | 0, /* Add_dynamic_symbols. */ | |
| 82 | 0, /* Add_one_symbol. */ | |
| 83 | 0, /* Link_dynamic_object. */ | |
| 84 | 0, /* Write_dynamic_symbol. */ | |
| 85 | 0, /* Check_dynamic_reloc. */ | |
| 86 | 0 /* Finish_dynamic_link. */ | |
| 87 | }; |