| /* BFD back-end for i386 a.out binaries under dynix. |
| Copyright 1994, 1995 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| |
| /* This BFD is currently only tested with gdb, writing object files |
| may not work. */ |
| |
| #define BYTES_IN_WORD 4 |
| |
| #define TEXT_START_ADDR 4096 |
| #define TARGET_PAGE_SIZE 4096 |
| #define SEGMENT_SIZE TARGET_PAGE_SIZE |
| |
| #include "aout/dynix3.h" |
| |
| #define DEFAULT_ARCH bfd_arch_i386 |
| #define MACHTYPE_OK(mtype) ((mtype) == M_386 || (mtype) == M_UNKNOWN) |
| |
| #define MY(OP) CAT(i386dynix_,OP) |
| #define TARGETNAME "a.out-i386-dynix" |
| #define NAME(x,y) CAT3(i386dynix,_32_,y) |
| #define ARCH_SIZE 32 |
| #define NAME_swap_exec_header_in NAME(i386dynix_32_,swap_exec_header_in) |
| #define MY_get_section_contents aout_32_get_section_contents |
| |
| /* aoutx.h requires definitions for NMAGIC, BMAGIC and QMAGIC. */ |
| #define NMAGIC 0 |
| #define BMAGIC OMAGIC |
| #define QMAGIC XMAGIC |
| |
| #include "aoutx.h" |
| |
| /* (Ab)use some fields in the internal exec header to be able to read |
| executables that contain shared data. */ |
| |
| #define a_shdata a_tload |
| #define a_shdrsize a_dload |
| |
| void |
| i386dynix_32_swap_exec_header_in (abfd, raw_bytes, execp) |
| bfd *abfd; |
| struct external_exec *raw_bytes; |
| struct internal_exec *execp; |
| { |
| struct external_exec *bytes = (struct external_exec *)raw_bytes; |
| |
| /* The internal_exec structure has some fields that are unused in this |
| configuration (IE for i960), so ensure that all such uninitialized |
| fields are zero'd out. There are places where two of these structs |
| are memcmp'd, and thus the contents do matter. */ |
| memset ((PTR) execp, 0, sizeof (struct internal_exec)); |
| /* Now fill in fields in the execp, from the bytes in the raw data. */ |
| execp->a_info = bfd_h_get_32 (abfd, bytes->e_info); |
| execp->a_text = GET_WORD (abfd, bytes->e_text); |
| execp->a_data = GET_WORD (abfd, bytes->e_data); |
| execp->a_bss = GET_WORD (abfd, bytes->e_bss); |
| execp->a_syms = GET_WORD (abfd, bytes->e_syms); |
| execp->a_entry = GET_WORD (abfd, bytes->e_entry); |
| execp->a_trsize = GET_WORD (abfd, bytes->e_trsize); |
| execp->a_drsize = GET_WORD (abfd, bytes->e_drsize); |
| execp->a_shdata = GET_WORD (abfd, bytes->e_shdata); |
| execp->a_shdrsize = GET_WORD (abfd, bytes->e_shdrsize); |
| } |
| |
| #include "aout-target.h" |