xcoff-target.h

来自「基于4个mips核的noc设计」· C头文件 代码 · 共 195 行

/* Common definitions for backends based on IBM RS/6000 "XCOFF64" files.
   Copyright 2000, 2001
   Free Software Foundation, Inc.
   Contributed by Cygnus Support.

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.  */

/* Internalcoff.h and coffcode.h modify themselves based on this flag.  */
#define RS6000COFF_C 1

#define SELECT_RELOC(internal, howto)					\
  {									\
    internal.r_type = howto->type;					\
    internal.r_size =							\
      ((howto->complain_on_overflow == complain_overflow_signed		\
	? 0x80								\
	: 0)								\
       | (howto->bitsize - 1));						\
  }

#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)

#define COFF_LONG_FILENAMES

#define NO_COFF_SYMBOLS

#define RTYPE2HOWTO(cache_ptr, dst) _bfd_xcoff_rtype2howto (cache_ptr, dst)

#define coff_mkobject _bfd_xcoff_mkobject
#define coff_bfd_copy_private_bfd_data _bfd_xcoff_copy_private_bfd_data
#define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name
#define coff_bfd_reloc_type_lookup _bfd_xcoff_reloc_type_lookup
#define coff_relocate_section _bfd_ppc_xcoff_relocate_section

#define CORE_FILE_P _bfd_dummy_target

#define coff_core_file_failing_command _bfd_nocore_core_file_failing_command
#define coff_core_file_failing_signal _bfd_nocore_core_file_failing_signal
#define coff_core_file_matches_executable_p \
  _bfd_nocore_core_file_matches_executable_p

#ifdef AIX_CORE
#undef CORE_FILE_P
#define CORE_FILE_P rs6000coff_core_p
extern const bfd_target * rs6000coff_core_p ();
extern boolean rs6000coff_core_file_matches_executable_p ();

#undef	coff_core_file_matches_executable_p
#define coff_core_file_matches_executable_p  \
				     rs6000coff_core_file_matches_executable_p

extern char *rs6000coff_core_file_failing_command PARAMS ((bfd *abfd));
#undef coff_core_file_failing_command
#define coff_core_file_failing_command rs6000coff_core_file_failing_command

extern int rs6000coff_core_file_failing_signal PARAMS ((bfd *abfd));
#undef coff_core_file_failing_signal
#define coff_core_file_failing_signal rs6000coff_core_file_failing_signal
#endif /* AIX_CORE */

#ifdef LYNX_CORE

#undef CORE_FILE_P
#define CORE_FILE_P lynx_core_file_p
extern const bfd_target *lynx_core_file_p PARAMS ((bfd *abfd));

extern boolean lynx_core_file_matches_executable_p PARAMS ((bfd *core_bfd,
							    bfd *exec_bfd));
#undef	coff_core_file_matches_executable_p
#define coff_core_file_matches_executable_p lynx_core_file_matches_executable_p

extern char *lynx_core_file_failing_command PARAMS ((bfd *abfd));
#undef coff_core_file_failing_command
#define coff_core_file_failing_command lynx_core_file_failing_command

extern int lynx_core_file_failing_signal PARAMS ((bfd *abfd));
#undef coff_core_file_failing_signal
#define coff_core_file_failing_signal lynx_core_file_failing_signal

#endif /* LYNX_CORE */

#define _bfd_xcoff_bfd_get_relocated_section_contents \
  coff_bfd_get_relocated_section_contents
#define _bfd_xcoff_bfd_relax_section coff_bfd_relax_section
#define _bfd_xcoff_bfd_gc_sections coff_bfd_gc_sections
#define _bfd_xcoff_bfd_link_split_section coff_bfd_link_split_section

/* XCOFF archives do not have anything which corresponds to an
   extended name table.  */

#define _bfd_xcoff_slurp_extended_name_table bfd_false
#define _bfd_xcoff_construct_extended_name_table \
  ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
   bfd_false)
#define _bfd_xcoff_truncate_arname bfd_dont_truncate_arname

/* We can use the standard get_elt_at_index routine.  */

#define _bfd_xcoff_get_elt_at_index _bfd_generic_get_elt_at_index

/* XCOFF archives do not have a timestamp.  */

#define _bfd_xcoff_update_armap_timestamp bfd_true

extern boolean _bfd_xcoff_mkobject PARAMS ((bfd *));
extern boolean _bfd_xcoff_copy_private_bfd_data PARAMS ((bfd *, bfd *));
extern boolean _bfd_xcoff_is_local_label_name PARAMS ((bfd *, const char *));
extern void _bfd_xcoff_rtype2howto
  PARAMS ((arelent *, struct internal_reloc *));
extern reloc_howto_type *_bfd_xcoff_reloc_type_lookup
  PARAMS ((bfd *, bfd_reloc_code_real_type));
extern boolean _bfd_xcoff_slurp_armap PARAMS ((bfd *));
extern const bfd_target *_bfd_xcoff_archive_p PARAMS ((bfd *));
extern PTR _bfd_xcoff_read_ar_hdr PARAMS ((bfd *));
extern bfd *_bfd_xcoff_openr_next_archived_file PARAMS ((bfd *, bfd *));
extern int _bfd_xcoff_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
extern boolean _bfd_xcoff_write_armap
  PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
extern boolean _bfd_xcoff_write_archive_contents PARAMS ((bfd *));
extern int _bfd_xcoff_sizeof_headers PARAMS ((bfd *, boolean));
extern void _bfd_xcoff_swap_sym_in PARAMS ((bfd *, PTR, PTR));
extern unsigned int _bfd_xcoff_swap_sym_out PARAMS ((bfd *, PTR, PTR));
extern void _bfd_xcoff_swap_aux_in PARAMS ((bfd *, PTR, int, int, int, int, PTR));
extern unsigned int _bfd_xcoff_swap_aux_out PARAMS ((bfd *, PTR, int, int, int, int, PTR));

#ifndef coff_SWAP_sym_in
#define coff_SWAP_sym_in _bfd_xcoff_swap_sym_in
#define coff_SWAP_sym_out _bfd_xcoff_swap_sym_out
#define coff_SWAP_aux_in _bfd_xcoff_swap_aux_in
#define coff_SWAP_aux_out _bfd_xcoff_swap_aux_out
#endif

#include "coffcode.h"

/* The transfer vector that leads the outside world to all of the above.  */

const bfd_target TARGET_SYM =
{
  TARGET_NAME,
  bfd_target_xcoff_flavour,
  BFD_ENDIAN_BIG,		/* data byte order is big */
  BFD_ENDIAN_BIG,		/* header byte order is big */

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

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

  bfd_getb64, bfd_getb_signed_64, bfd_putb64,
     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
     bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */
  bfd_getb64, bfd_getb_signed_64, bfd_putb64,
     bfd_getb32, bfd_getb_signed_32, bfd_putb32,
     bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */

  {_bfd_dummy_target, coff_object_p, 	/* bfd_check_format */
     _bfd_xcoff_archive_p, CORE_FILE_P},
  {bfd_false, coff_mkobject,		/* bfd_set_format */
     _bfd_generic_mkarchive, bfd_false},
  {bfd_false, coff_write_object_contents,	/* bfd_write_contents */
     _bfd_xcoff_write_archive_contents, bfd_false},

     BFD_JUMP_TABLE_GENERIC (coff),
     BFD_JUMP_TABLE_COPY (coff),
     BFD_JUMP_TABLE_CORE (coff),
     BFD_JUMP_TABLE_ARCHIVE (_bfd_xcoff),
     BFD_JUMP_TABLE_SYMBOLS (coff),
     BFD_JUMP_TABLE_RELOCS (coff),
     BFD_JUMP_TABLE_WRITE (coff),
     BFD_JUMP_TABLE_LINK (_bfd_xcoff),
     BFD_JUMP_TABLE_DYNAMIC (_bfd_xcoff),

  NULL,

  COFF_SWAP_TABLE
};