bfd/elfxx-loongarch.h

   1 /* LoongArch-specific backend routines.
   2    Copyright (C) 2021-2024 Free Software Foundation, Inc.
   3    Contributed by Loongson Ltd.
   4
   5    This file is part of BFD, the Binary File Descriptor library.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; see the file COPYING3.  If not,
  19    see <http://www.gnu.org/licenses/>.  */
  20
  21 #include "elf/common.h"
  22 #include "elf/internal.h"
  23
  24 extern reloc_howto_type *
  25 loongarch_elf_rtype_to_howto (bfd *abfd, unsigned int r_type);
  26
  27 extern reloc_howto_type *
  28 loongarch_reloc_type_lookup (bfd *abfd, bfd_reloc_code_real_type code);
  29
  30 extern reloc_howto_type *
  31 loongarch_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, const char *r_name);
  32
  33 extern bfd_reloc_code_real_type
  34 loongarch_larch_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
  35                                    const char *l_r_name);
  36
  37 bool
  38 loongarch_adjust_reloc_bitsfield (bfd *, reloc_howto_type *, bfd_vma *);
  39 void
  40 bfd_elf32_loongarch_set_data_segment_info (struct bfd_link_info *, int *);
  41 void
  42 bfd_elf64_loongarch_set_data_segment_info (struct bfd_link_info *, int *);
  43
  44 bfd_byte *
  45 loongarch_write_unsigned_leb128 (bfd_byte *p, unsigned int len, bfd_vma value);
  46
  47 int loongarch_get_uleb128_length (bfd_byte *buf);
  48
  49 /* TRUE if this is a PLT reference to a local IFUNC.  */
  50 #define PLT_LOCAL_IFUNC_P(INFO, H) \
  51   ((H)->dynindx == -1 \
  52    || ((bfd_link_executable (INFO) \
  53         || ELF_ST_VISIBILITY ((H)->other) != STV_DEFAULT) \
  54         && (H)->def_regular \
  55         && (H)->type == STT_GNU_IFUNC))