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/* MIPS ELF specific backend routines.
Copyright (C) 2002-2018 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 3 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., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#include "elf/common.h"
#include "elf/internal.h"
#include "elf/mips.h"
extern bfd_boolean _bfd_mips_elf_mkobject
(bfd *);
extern bfd_boolean _bfd_mips_elf_new_section_hook
(bfd *, asection *);
extern void _bfd_mips_elf_symbol_processing
(bfd *, asymbol *);
extern unsigned int _bfd_mips_elf_eh_frame_address_size
(bfd *, const asection *);
extern bfd_boolean _bfd_mips_elf_name_local_section_symbols
(bfd *);
extern bfd_boolean _bfd_mips_elf_section_processing
(bfd *, Elf_Internal_Shdr *);
extern bfd_boolean _bfd_mips_elf_section_from_shdr
(bfd *, Elf_Internal_Shdr *, const char *, int);
extern bfd_boolean _bfd_mips_elf_fake_sections
(bfd *, Elf_Internal_Shdr *, asection *);
extern bfd_boolean _bfd_mips_elf_section_from_bfd_section
(bfd *, asection *, int *);
extern bfd_boolean _bfd_mips_elf_add_symbol_hook
(bfd *, struct bfd_link_info *, Elf_Internal_Sym *,
const char **, flagword *, asection **, bfd_vma *);
extern int _bfd_mips_elf_link_output_symbol_hook
(struct bfd_link_info *, const char *, Elf_Internal_Sym *,
asection *, struct elf_link_hash_entry *);
extern bfd_boolean _bfd_mips_elf_create_dynamic_sections
(bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_mips_elf_check_relocs
(bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *);
extern bfd_boolean _bfd_mips_elf_adjust_dynamic_symbol
(struct bfd_link_info *, struct elf_link_hash_entry *);
extern bfd_boolean _bfd_mips_elf_always_size_sections
(bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_mips_elf_size_dynamic_sections
(bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_mips_elf_relocate_section
(bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **);
extern bfd_boolean _bfd_mips_elf_finish_dynamic_symbol
(bfd *, struct bfd_link_info *, struct elf_link_hash_entry *,
Elf_Internal_Sym *);
extern bfd_boolean _bfd_mips_vxworks_finish_dynamic_symbol
(bfd *, struct bfd_link_info *, struct elf_link_hash_entry *,
Elf_Internal_Sym *);
extern bfd_boolean _bfd_mips_elf_finish_dynamic_sections
(bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_mips_elf_sort_relocs_p
(asection *);
extern void _bfd_mips_elf_final_write_processing
(bfd *, bfd_boolean);
extern int _bfd_mips_elf_additional_program_headers
(bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_mips_elf_modify_segment_map
(bfd *, struct bfd_link_info *);
extern asection * _bfd_mips_elf_gc_mark_hook
(asection *, struct bfd_link_info *, Elf_Internal_Rela *,
struct elf_link_hash_entry *, Elf_Internal_Sym *);
extern void _bfd_mips_elf_copy_indirect_symbol
(struct bfd_link_info *, struct elf_link_hash_entry *,
struct elf_link_hash_entry *);
extern bfd_boolean _bfd_mips_elf_ignore_discarded_relocs
(asection *);
extern bfd_boolean _bfd_mips_elf_is_target_special_symbol
(bfd *abfd, asymbol *sym);
extern bfd_boolean _bfd_mips_elf_find_nearest_line
(bfd *, asymbol **, asection *, bfd_vma,
const char **, const char **, unsigned int *, unsigned int *);
extern bfd_boolean _bfd_mips_elf_find_inliner_info
(bfd *, const char **, const char **, unsigned int *);
extern bfd_boolean _bfd_mips_elf_set_section_contents
(bfd *, asection *, const void *, file_ptr, bfd_size_type);
extern bfd_byte *_bfd_elf_mips_get_relocated_section_contents
(bfd *, struct bfd_link_info *, struct bfd_link_order *,
bfd_byte *, bfd_boolean, asymbol **);
extern bfd_boolean _bfd_mips_elf_relax_section
(bfd *abfd, asection *sec, struct bfd_link_info *link_info,
bfd_boolean *again);
extern struct bfd_link_hash_table *_bfd_mips_elf_link_hash_table_create
(bfd *);
extern struct bfd_link_hash_table *_bfd_mips_vxworks_link_hash_table_create
(bfd *);
extern bfd_boolean _bfd_mips_elf_final_link
(bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_mips_elf_merge_private_bfd_data
(bfd *, struct bfd_link_info *);
extern bfd_boolean _bfd_mips_elf_set_private_flags
(bfd *, flagword);
extern const char * _bfd_mips_fp_abi_string
(int);
extern bfd_boolean _bfd_mips_elf_print_private_bfd_data
(bfd *, void *);
extern bfd_boolean _bfd_mips_elf_discard_info
(bfd *, struct elf_reloc_cookie *, struct bfd_link_info *);
extern bfd_boolean _bfd_mips_elf_write_section
(bfd *, struct bfd_link_info *, asection *, bfd_byte *);
extern bfd_boolean _bfd_mips_elf_read_ecoff_info
(bfd *, asection *, struct ecoff_debug_info *);
extern void _bfd_mips_elf_reloc_unshuffle
(bfd *, int, bfd_boolean, bfd_byte *);
extern void _bfd_mips_elf_reloc_shuffle
(bfd *, int, bfd_boolean, bfd_byte *);
extern bfd_reloc_status_type _bfd_mips_elf_gprel16_with_gp
(bfd *, asymbol *, arelent *, asection *, bfd_boolean, void *, bfd_vma);
extern bfd_reloc_status_type _bfd_mips_elf32_gprel16_reloc
(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
extern bfd_reloc_status_type _bfd_mips_elf_hi16_reloc
(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
extern bfd_reloc_status_type _bfd_mips_elf_got16_reloc
(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
extern bfd_reloc_status_type _bfd_mips_elf_lo16_reloc
(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
extern bfd_reloc_status_type _bfd_mips_elf_generic_reloc
(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
extern unsigned long _bfd_elf_mips_mach
(flagword);
extern bfd_vma _bfd_mips_elf_sign_extend
(bfd_vma, int);
extern void _bfd_mips_elf_merge_symbol_attribute
(struct elf_link_hash_entry *, const Elf_Internal_Sym *, bfd_boolean, bfd_boolean);
extern char *_bfd_mips_elf_get_target_dtag (bfd_vma);
extern bfd_boolean _bfd_mips_elf_ignore_undef_symbol
(struct elf_link_hash_entry *);
extern void _bfd_mips_elf_use_plts_and_copy_relocs
(struct bfd_link_info *);
extern void _bfd_mips_elf_linker_flags
(struct bfd_link_info *, bfd_boolean, bfd_boolean);
extern bfd_boolean _bfd_mips_elf_init_stubs
(struct bfd_link_info *,
asection *(*) (const char *, asection *, asection *));
extern bfd_vma _bfd_mips_elf_plt_sym_val
(bfd_vma, const asection *, const arelent *rel);
extern long _bfd_mips_elf_get_synthetic_symtab
(bfd *, long, asymbol **, long, asymbol **, asymbol **);
extern bfd_boolean _bfd_mips_elf_gc_mark_extra_sections
(struct bfd_link_info *, elf_gc_mark_hook_fn);
extern void _bfd_mips_post_process_headers
(bfd *abfd, struct bfd_link_info *link_info);
extern const struct bfd_elf_special_section _bfd_mips_elf_special_sections [];
extern bfd_boolean _bfd_mips_elf_common_definition (Elf_Internal_Sym *);
extern int _bfd_mips_elf_compact_eh_encoding (struct bfd_link_info *);
extern int _bfd_mips_elf_cant_unwind_opcode (struct bfd_link_info *);
static inline bfd_boolean
gprel16_reloc_p (unsigned int r_type)
{
return (r_type == R_MIPS_GPREL16
|| r_type == R_MIPS16_GPREL
|| r_type == R_MICROMIPS_GPREL16
|| r_type == R_MICROMIPS_GPREL7_S2);
}
static inline bfd_boolean
literal_reloc_p (int r_type)
{
return r_type == R_MIPS_LITERAL || r_type == R_MICROMIPS_LITERAL;
}
#define elf_backend_common_definition _bfd_mips_elf_common_definition
#define elf_backend_name_local_section_symbols \
_bfd_mips_elf_name_local_section_symbols
#define elf_backend_special_sections _bfd_mips_elf_special_sections
#define elf_backend_eh_frame_address_size _bfd_mips_elf_eh_frame_address_size
#define elf_backend_merge_symbol_attribute _bfd_mips_elf_merge_symbol_attribute
#define elf_backend_ignore_undef_symbol _bfd_mips_elf_ignore_undef_symbol
#define elf_backend_post_process_headers _bfd_mips_post_process_headers
#define elf_backend_compact_eh_encoding _bfd_mips_elf_compact_eh_encoding
#define elf_backend_cant_unwind_opcode _bfd_mips_elf_cant_unwind_opcode
#define elf_backend_always_renumber_dynsyms TRUE
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