1 /* MIPS ELF specific backend routines. 2 Copyright 2002, 2003, 2004, 2005, 2006 3 Free Software Foundation, Inc. 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 2 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; if not, write to the Free Software 19 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ 20 21 #include "elf/common.h" 22 #include "elf/internal.h" 23 24 extern bfd_boolean _bfd_mips_elf_new_section_hook 25 (bfd *, asection *); 26 extern void _bfd_mips_elf_symbol_processing 27 (bfd *, asymbol *); 28 extern unsigned int _bfd_mips_elf_eh_frame_address_size 29 (bfd *, asection *); 30 extern bfd_boolean _bfd_mips_elf_name_local_section_symbols 31 (bfd *); 32 extern bfd_boolean _bfd_mips_elf_section_processing 33 (bfd *, Elf_Internal_Shdr *); 34 extern bfd_boolean _bfd_mips_elf_section_from_shdr 35 (bfd *, Elf_Internal_Shdr *, const char *, int); 36 extern bfd_boolean _bfd_mips_elf_fake_sections 37 (bfd *, Elf_Internal_Shdr *, asection *); 38 extern bfd_boolean _bfd_mips_elf_section_from_bfd_section 39 (bfd *, asection *, int *); 40 extern bfd_boolean _bfd_mips_elf_add_symbol_hook 41 (bfd *, struct bfd_link_info *, Elf_Internal_Sym *, 42 const char **, flagword *, asection **, bfd_vma *); 43 extern bfd_boolean _bfd_mips_elf_link_output_symbol_hook 44 (struct bfd_link_info *, const char *, Elf_Internal_Sym *, 45 asection *, struct elf_link_hash_entry *); 46 extern bfd_boolean _bfd_mips_elf_create_dynamic_sections 47 (bfd *, struct bfd_link_info *); 48 extern bfd_boolean _bfd_mips_elf_check_relocs 49 (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *); 50 extern bfd_boolean _bfd_mips_elf_adjust_dynamic_symbol 51 (struct bfd_link_info *, struct elf_link_hash_entry *); 52 extern bfd_boolean _bfd_mips_vxworks_adjust_dynamic_symbol 53 (struct bfd_link_info *, struct elf_link_hash_entry *); 54 extern bfd_boolean _bfd_mips_elf_always_size_sections 55 (bfd *, struct bfd_link_info *); 56 extern bfd_boolean _bfd_mips_elf_size_dynamic_sections 57 (bfd *, struct bfd_link_info *); 58 extern bfd_boolean _bfd_mips_elf_relocate_section 59 (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, 60 Elf_Internal_Rela *, Elf_Internal_Sym *, asection **); 61 extern bfd_boolean _bfd_mips_elf_finish_dynamic_symbol 62 (bfd *, struct bfd_link_info *, struct elf_link_hash_entry *, 63 Elf_Internal_Sym *); 64 extern bfd_boolean _bfd_mips_vxworks_finish_dynamic_symbol 65 (bfd *, struct bfd_link_info *, struct elf_link_hash_entry *, 66 Elf_Internal_Sym *); 67 extern bfd_boolean _bfd_mips_elf_finish_dynamic_sections 68 (bfd *, struct bfd_link_info *); 69 extern void _bfd_mips_elf_final_write_processing 70 (bfd *, bfd_boolean); 71 extern int _bfd_mips_elf_additional_program_headers 72 (bfd *, struct bfd_link_info *); 73 extern bfd_boolean _bfd_mips_elf_modify_segment_map 74 (bfd *, struct bfd_link_info *); 75 extern asection * _bfd_mips_elf_gc_mark_hook 76 (asection *, struct bfd_link_info *, Elf_Internal_Rela *, 77 struct elf_link_hash_entry *, Elf_Internal_Sym *); 78 extern bfd_boolean _bfd_mips_elf_gc_sweep_hook 79 (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *); 80 extern void _bfd_mips_elf_copy_indirect_symbol 81 (struct bfd_link_info *, struct elf_link_hash_entry *, 82 struct elf_link_hash_entry *); 83 extern void _bfd_mips_elf_hide_symbol 84 (struct bfd_link_info *, struct elf_link_hash_entry *, bfd_boolean); 85 extern bfd_boolean _bfd_mips_elf_ignore_discarded_relocs 86 (asection *); 87 extern bfd_boolean _bfd_mips_elf_find_nearest_line 88 (bfd *, asection *, asymbol **, bfd_vma, const char **, 89 const char **, unsigned int *); 90 extern bfd_boolean _bfd_mips_elf_find_inliner_info 91 (bfd *, const char **, const char **, unsigned int *); 92 extern bfd_boolean _bfd_mips_elf_set_section_contents 93 (bfd *, asection *, const void *, file_ptr, bfd_size_type); 94 extern bfd_byte *_bfd_elf_mips_get_relocated_section_contents 95 (bfd *, struct bfd_link_info *, struct bfd_link_order *, 96 bfd_byte *, bfd_boolean, asymbol **); 97 extern struct bfd_link_hash_table *_bfd_mips_elf_link_hash_table_create 98 (bfd *); 99 extern struct bfd_link_hash_table *_bfd_mips_vxworks_link_hash_table_create 100 (bfd *); 101 extern bfd_boolean _bfd_mips_elf_final_link 102 (bfd *, struct bfd_link_info *); 103 extern bfd_boolean _bfd_mips_elf_merge_private_bfd_data 104 (bfd *, bfd *); 105 extern bfd_boolean _bfd_mips_elf_set_private_flags 106 (bfd *, flagword); 107 extern bfd_boolean _bfd_mips_elf_print_private_bfd_data 108 (bfd *, void *); 109 extern bfd_boolean _bfd_mips_elf_discard_info 110 (bfd *, struct elf_reloc_cookie *, struct bfd_link_info *); 111 extern bfd_boolean _bfd_mips_elf_write_section 112 (bfd *, struct bfd_link_info *, asection *, bfd_byte *); 113 114 extern bfd_boolean _bfd_mips_elf_read_ecoff_info 115 (bfd *, asection *, struct ecoff_debug_info *); 116 extern void _bfd_mips16_elf_reloc_unshuffle 117 (bfd *, int, bfd_boolean, bfd_byte *); 118 extern void _bfd_mips16_elf_reloc_shuffle 119 (bfd *, int, bfd_boolean, bfd_byte *); 120 extern bfd_reloc_status_type _bfd_mips_elf_gprel16_with_gp 121 (bfd *, asymbol *, arelent *, asection *, bfd_boolean, void *, bfd_vma); 122 extern bfd_reloc_status_type _bfd_mips_elf32_gprel16_reloc 123 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 124 extern bfd_reloc_status_type _bfd_mips_elf_hi16_reloc 125 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 126 extern bfd_reloc_status_type _bfd_mips_elf_got16_reloc 127 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 128 extern bfd_reloc_status_type _bfd_mips_elf_lo16_reloc 129 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 130 extern bfd_reloc_status_type _bfd_mips_elf_generic_reloc 131 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 132 extern unsigned long _bfd_elf_mips_mach 133 (flagword); 134 extern bfd_boolean _bfd_mips_relax_section 135 (bfd *, asection *, struct bfd_link_info *, bfd_boolean *); 136 extern bfd_vma _bfd_mips_elf_sign_extend 137 (bfd_vma, int); 138 extern void _bfd_mips_elf_merge_symbol_attribute 139 (struct elf_link_hash_entry *, const Elf_Internal_Sym *, bfd_boolean, bfd_boolean); 140 extern bfd_boolean _bfd_mips_elf_ignore_undef_symbol 141 (struct elf_link_hash_entry *); 142 143 extern const struct bfd_elf_special_section _bfd_mips_elf_special_sections []; 144 145 extern bfd_boolean _bfd_mips_elf_common_definition (Elf_Internal_Sym *); 146 147 #define elf_backend_common_definition _bfd_mips_elf_common_definition 148 #define elf_backend_name_local_section_symbols \ 149 _bfd_mips_elf_name_local_section_symbols 150 #define elf_backend_special_sections _bfd_mips_elf_special_sections 151 #define elf_backend_eh_frame_address_size _bfd_mips_elf_eh_frame_address_size 152 #define elf_backend_merge_symbol_attribute _bfd_mips_elf_merge_symbol_attribute 153 #define elf_backend_ignore_undef_symbol _bfd_mips_elf_ignore_undef_symbol 154