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- /* BFD back-end for i386 a.out binaries.
- Copyright (C) 1990-2022 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 3 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., 51 Franklin Street - Fifth Floor, Boston,
- MA 02110-1301, USA. */
- /* The only 386 aout system we have here is GO32 from DJ.
- These numbers make BFD work with that. If your aout 386 system
- doesn't work with these, we'll have to split them into different
- files. Send me (sac@cygnus.com) the runes to make it work on your
- system, and I'll stick it in for the next release. */
- #define N_HEADER_IN_TEXT(x) 0
- #define N_TXTOFF(x) 0x20
- #define N_TXTADDR(x) (N_MAGIC (x) == ZMAGIC ? 0x1020 : 0)
- #define N_TXTSIZE(x) ((x)->a_text)
- #define TARGET_PAGE_SIZE 4096
- #define SEGMENT_SIZE 0x400000
- #define DEFAULT_ARCH bfd_arch_i386
- /* Do not "beautify" the CONCAT* macro args. Traditional C will not
- remove whitespace added here, and thus will fail to concatenate
- the tokens. */
- #define MY(OP) CONCAT2 (i386_aout_,OP)
- #define TARGETNAME "a.out-i386"
- #include "sysdep.h"
- #include "bfd.h"
- #include "libbfd.h"
- #include "aout/aout64.h"
- #include "libaout.h"
- /* Set the machine type correctly. */
- static bool
- i386aout_write_object_contents (bfd *abfd)
- {
- struct external_exec exec_bytes;
- struct internal_exec *execp = exec_hdr (abfd);
- N_SET_MACHTYPE (execp, M_386);
- obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
- WRITE_HEADERS (abfd, execp);
- return true;
- }
- #define MY_write_object_contents i386aout_write_object_contents
- #define MY_backend_data & MY (backend_data)
- static const struct aout_backend_data MY (backend_data);
- #include "aout-target.h"
- static const struct aout_backend_data MY (backend_data) =
- {
- 0, /* Zmagic contiguous. */
- 1, /* Text incl header. */
- 0, /* Entry is text address. */
- 0, /* Exec_hdr_flags. */
- 0, /* Text vma? */
- MY (set_sizes),
- 1, /* Exec header not counted. */
- 0, /* Add_dynamic_symbols. */
- 0, /* Add_one_symbol. */
- 0, /* Link_dynamic_object. */
- 0, /* Write_dynamic_symbol. */
- 0, /* Check_dynamic_reloc. */
- 0 /* Finish_dynamic_link. */
- };
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