coff-we32k.c

早期freebsd实现

/* BFD back-end for we32k COFF files.
   Copyright (C) 1992 Free Software Foundation, Inc.
   Contributed by Brendan Kehoe ([e-mail]).

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., 675 Mass Ave, Cambridge, MA 02139, USA.  */

#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
#include "obstack.h"
#include "coff/we32k.h"
#include "coff/internal.h"
#include "libcoff.h"


static reloc_howto_type howto_table[] = 
{
    {0},
    {1},
    {2},
    {3},
    {4},
    {5},
  HOWTO(R_DIR32,	       0,  2, 	32, false, 0, true,true,0,"dir32",	true, 0xffffffff,0xffffffff, false),
    {7},
    {010},
    {011},
    {012},
    {013},
    {014},
    {015},
    {016},
  HOWTO(R_RELBYTE,	       0,  0,  	8,  false, 0, true,  true,0,"8",	true, 0x000000ff,0x000000ff, false),
  HOWTO(R_RELWORD,	       0,  1, 	16, false, 0, true,  true,0,"16",	true, 0x0000ffff,0x0000ffff, false),
  HOWTO(R_RELLONG,	       0,  2, 	32, false, 0, true,  true,0,"32",	true, 0xffffffff,0xffffffff, false),
  HOWTO(R_PCRBYTE,	       0,  0, 	8,  true,  0, false, true,0,"DISP8",    true, 0x000000ff,0x000000ff, false),
  HOWTO(R_PCRWORD,	       0,  1, 	16, true,  0, false, true,0,"DISP16",   true, 0x0000ffff,0x0000ffff, false),
  HOWTO(R_PCRLONG,	       0,  2, 	32, true,  0, false, true,0,"DISP32",   true, 0xffffffff,0xffffffff, false),
};

/* Turn a howto into a reloc  nunmber */

#define SELECT_RELOC(x,howto) { x = howto->type; }
#define BADMAG(x) WE32KBADMAG(x)
#define WE32K	1

#define RTYPE2HOWTO(cache_ptr, dst) \
	    cache_ptr->howto = howto_table + (dst)->r_type;

#include "coffcode.h"

#define coff_write_armap bsd_write_armap

bfd_target we32kcoff_vec =
{
  "coff-we32k",			/* name */
  bfd_target_coff_flavour,
  true,				/* data byte order is big */
  true,				/* header byte order is big */

  (HAS_RELOC | EXEC_P |		/* object flags */
   HAS_LINENO | HAS_DEBUG |
   HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT),

  (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
  0,				/* leading underscore */
  '/',				/* ar_pad_char */
  15,				/* ar_max_namelen */

  3,				/* minimum alignment power */
  _do_getb64, _do_putb64,  _do_getb32, _do_putb32, _do_getb16, _do_putb16, /* data */
  _do_getb64, _do_putb64,  _do_getb32, _do_putb32, _do_getb16, _do_putb16, /* hdrs */

 {_bfd_dummy_target, coff_object_p, /* bfd_check_format */
   bfd_generic_archive_p, _bfd_dummy_target},
 {bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */
   bfd_false},
 {bfd_false, coff_write_object_contents, /* bfd_write_contents */
   _bfd_write_archive_contents, bfd_false},

  JUMP_TABLE(coff),
  COFF_SWAP_TABLE
 };