include/coff/i386.h

   1 /* coff information for Intel 386/486.
   2
   3    Copyright 2001 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 2 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, write to the Free Software
  17    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  18
  19 #define L_LNNO_SIZE 2
  20 #define INCLUDE_COMDAT_FIELDS_IN_AUXENT
  21 #include "coff/external.h"
  22
  23 /* Bits for f_flags:
  24         F_RELFLG        relocation info stripped from file
  25         F_EXEC          file is executable (no unresolved external references)
  26         F_LNNO          line numbers stripped from file
  27         F_LSYMS         local symbols stripped from file
  28         F_AR32WR        file has byte ordering of an AR32WR machine (e.g. vax).  */
  29
  30 #define F_RELFLG        (0x0001)
  31 #define F_EXEC          (0x0002)
  32 #define F_LNNO          (0x0004)
  33 #define F_LSYMS         (0x0008)
  34
  35 #define I386MAGIC       0x14c
  36 #define I386PTXMAGIC    0x154
  37 #define I386AIXMAGIC    0x175
  38
  39 /* This is Lynx's all-platform magic number for executables. */
  40
  41 #define LYNXCOFFMAGIC   0415
  42
  43 #define I386BADMAG(x) (  ((x).f_magic != I386MAGIC) \
  44                        && (x).f_magic != I386AIXMAGIC \
  45                        && (x).f_magic != I386PTXMAGIC \
  46                        && (x).f_magic != LYNXCOFFMAGIC)
  47
  48 #define OMAGIC          0404    /* object files, eg as output */
  49 #define ZMAGIC          0413    /* demand load format, eg normal ld output */
  50 #define STMAGIC         0401    /* target shlib */
  51 #define SHMAGIC         0443    /* host   shlib */
  52
  53 /* define some NT default values */
  54 /*  #define NT_IMAGE_BASE        0x400000 moved to internal.h */
  55 #define NT_SECTION_ALIGNMENT 0x1000
  56 #define NT_FILE_ALIGNMENT    0x200
  57 #define NT_DEF_RESERVE       0x100000
  58 #define NT_DEF_COMMIT        0x1000
  59
  60 /********************** RELOCATION DIRECTIVES **********************/
  61
  62 struct external_reloc
  63 {
  64   char r_vaddr[4];
  65   char r_symndx[4];
  66   char r_type[2];
  67 };
  68
  69 #define RELOC struct external_reloc
  70 #define RELSZ 10
  71