nlm-target.h

来自「基于4个mips核的noc设计」· C头文件 代码 · 共 248 行

/* Target definitions for 32/64-bit NLM (NetWare Loadable Module)
   Copyright 1993, 1994, 1998, 1999, 2000, 2001 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.  */

#define nlm_core_file_p _bfd_dummy_target

#define nlm_get_symtab_upper_bound nlmNAME(get_symtab_upper_bound)
#define nlm_get_symtab nlmNAME(get_symtab)
#define nlm_make_empty_symbol nlmNAME(make_empty_symbol)
#define nlm_print_symbol nlmNAME(print_symbol)
#define nlm_get_symbol_info nlmNAME(get_symbol_info)
#define nlm_bfd_is_local_label_name bfd_generic_is_local_label_name
#define nlm_get_lineno _bfd_nosymbols_get_lineno
#define nlm_find_nearest_line _bfd_nosymbols_find_nearest_line
#define nlm_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol
#define nlm_read_minisymbols _bfd_generic_read_minisymbols
#define nlm_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol

#define nlm_get_reloc_upper_bound nlmNAME(get_reloc_upper_bound)
#define nlm_canonicalize_reloc nlmNAME(canonicalize_reloc)
#define nlm_bfd_reloc_type_lookup bfd_default_reloc_type_lookup

#define nlm_set_section_contents nlmNAME(set_section_contents)

#define nlm_sizeof_headers _bfd_nolink_sizeof_headers
#define nlm_bfd_get_relocated_section_contents \
  bfd_generic_get_relocated_section_contents
#define nlm_bfd_relax_section bfd_generic_relax_section
#define nlm_bfd_gc_sections bfd_generic_gc_sections
#define nlm_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define nlm_bfd_link_add_symbols _bfd_generic_link_add_symbols
#define nlm_bfd_final_link _bfd_generic_final_link
#define nlm_bfd_link_split_section _bfd_generic_link_split_section

/* This structure contains everything that BFD knows about a target.
   It includes things like its byte order, name, what routines to call
   to do various operations, etc.  Every BFD points to a target structure
   with its "xvec" member.

   There are two such structures here:  one for big-endian machines and
   one for little-endian machines.   */

/* Forward declaration for use when initialising alternative_target field.  */
#ifdef TARGET_LITTLE_SYM
extern const bfd_target TARGET_LITTLE_SYM;
#endif

#ifdef TARGET_BIG_SYM
const bfd_target TARGET_BIG_SYM =
{
  /* name: identify kind of target */
  TARGET_BIG_NAME,

  /* flavour: general indication about file */
  bfd_target_nlm_flavour,

  /* byteorder: data is big endian */
  BFD_ENDIAN_BIG,

  /* header_byteorder: header is also big endian */
  BFD_ENDIAN_BIG,

  /* object_flags: mask of all file flags */
  (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
   | WP_TEXT),

  /* section_flags: mask of all section flags */
  (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
   SEC_CODE | SEC_DATA),

   /* leading_symbol_char: is the first char of a user symbol
      predictable, and if so what is it */
   0,

  /* ar_pad_char: pad character for filenames within an archive header
     FIXME:  this really has nothing to do with NLM, this is a characteristic
     of the archiver and/or os and should be independently tunable */
  '/',

  /* ar_max_namelen: maximum number of characters in an archive header
     FIXME:  this really has nothing to do with NLM, this is a characteristic
     of the archiver and should be independently tunable.  This value is
     a WAG (wild a** guess) */
  15,

  /* Routines to byte-swap various sized integers from the data sections */
  bfd_getb64, bfd_getb_signed_64, bfd_putb64,
    bfd_getb32, bfd_getb_signed_32, bfd_putb32,
    bfd_getb16, bfd_getb_signed_16, bfd_putb16,

  /* Routines to byte-swap various sized integers from the file headers */
  bfd_getb64, bfd_getb_signed_64, bfd_putb64,
    bfd_getb32, bfd_getb_signed_32, bfd_putb32,
    bfd_getb16, bfd_getb_signed_16, bfd_putb16,

  /* bfd_check_format: check the format of a file being read */
  { _bfd_dummy_target,		/* unknown format */
    nlmNAME(object_p),		/* assembler/linker output (object file) */
    bfd_generic_archive_p,	/* an archive */
    nlm_core_file_p		/* a core file */
  },

  /* bfd_set_format: set the format of a file being written */
  { bfd_false,
    nlm_mkobject,
    _bfd_generic_mkarchive,
    bfd_false
  },

  /* bfd_write_contents: write cached information into a file being written */
  { bfd_false,
    nlmNAME(write_object_contents),
    _bfd_write_archive_contents,
    bfd_false
  },

  /* Initialize a jump table with the standard macro.  All names start with
     "nlm" */
  BFD_JUMP_TABLE_GENERIC (_bfd_generic),
  BFD_JUMP_TABLE_COPY (_bfd_generic),
  BFD_JUMP_TABLE_CORE (_bfd_nocore),
  BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
  BFD_JUMP_TABLE_SYMBOLS (nlm),
  BFD_JUMP_TABLE_RELOCS (nlm),
  BFD_JUMP_TABLE_WRITE (nlm),
  BFD_JUMP_TABLE_LINK (nlm),
  BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),

  /* Alternative endian target.  */
#ifdef TARGET_LITTLE_SYM
  & TARGET_LITTLE_SYM,
#else
  NULL,
#endif

  /* backend_data: */
  (PTR) TARGET_BACKEND_DATA
};
#endif

#ifdef TARGET_LITTLE_SYM
const bfd_target TARGET_LITTLE_SYM =
{
  /* name: identify kind of target */
  TARGET_LITTLE_NAME,

  /* flavour: general indication about file */
  bfd_target_nlm_flavour,

  /* byteorder: data is little endian */
  BFD_ENDIAN_LITTLE,

  /* header_byteorder: header is also little endian */
  BFD_ENDIAN_LITTLE,

  /* object_flags: mask of all file flags */
  (HAS_RELOC | EXEC_P | HAS_LINENO | HAS_DEBUG | HAS_SYMS | HAS_LOCALS
   | WP_TEXT),

  /* section_flags: mask of all section flags */
  (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_READONLY |
   SEC_DATA),

   /* leading_symbol_char: is the first char of a user symbol
      predictable, and if so what is it */
   0,

  /* ar_pad_char: pad character for filenames within an archive header
     FIXME:  this really has nothing to do with NLM, this is a characteristic
     of the archiver and/or os and should be independently tunable */
  '/',

  /* ar_max_namelen: maximum number of characters in an archive header
     FIXME:  this really has nothing to do with NLM, this is a characteristic
     of the archiver and should be independently tunable.  This value is
     a WAG (wild a** guess) */
  15,

  /* Routines to byte-swap various sized integers from the data sections */
  bfd_getl64, bfd_getl_signed_64, bfd_putl64,
    bfd_getl32, bfd_getl_signed_32, bfd_putl32,
    bfd_getl16, bfd_getl_signed_16, bfd_putl16,

  /* Routines to byte-swap various sized integers from the file headers */
  bfd_getl64, bfd_getl_signed_64, bfd_putl64,
    bfd_getl32, bfd_getl_signed_32, bfd_putl32,
    bfd_getl16, bfd_getl_signed_16, bfd_putl16,

  /* bfd_check_format: check the format of a file being read */
  { _bfd_dummy_target,		/* unknown format */
    nlmNAME(object_p),		/* assembler/linker output (object file) */
    bfd_generic_archive_p,	/* an archive */
    nlm_core_file_p		/* a core file */
  },

  /* bfd_set_format: set the format of a file being written */
  { bfd_false,
    nlm_mkobject,
    _bfd_generic_mkarchive,
    bfd_false
  },

  /* bfd_write_contents: write cached information into a file being written */
  { bfd_false,
    nlmNAME(write_object_contents),
    _bfd_write_archive_contents,
    bfd_false
  },

  /* Initialize a jump table with the standard macro.  All names start with
     "nlm" */
  BFD_JUMP_TABLE_GENERIC (_bfd_generic),
  BFD_JUMP_TABLE_COPY (_bfd_generic),
  BFD_JUMP_TABLE_CORE (_bfd_nocore),
  BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive),
  BFD_JUMP_TABLE_SYMBOLS (nlm),
  BFD_JUMP_TABLE_RELOCS (nlm),
  BFD_JUMP_TABLE_WRITE (nlm),
  BFD_JUMP_TABLE_LINK (nlm),
  BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),

  /* Alternative endian target.  */
#ifdef TARGET_BIG_SYM
  & TARGET_BIG_SYM,
#else
  NULL,
#endif

  /* backend_data: */
  (PTR) TARGET_BACKEND_DATA
};
#endif