136 lines
4.7 KiB
C
136 lines
4.7 KiB
C
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/* TILE-Gx-specific support for 64-bit ELF.
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Copyright (C) 2011-2022 Free Software Foundation, Inc.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include "sysdep.h"
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#include "bfd.h"
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#include "libbfd.h"
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#include "elf-bfd.h"
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#include "elfxx-tilegx.h"
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#include "elf64-tilegx.h"
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/* Support for core dump NOTE sections. */
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static bool
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tilegx_elf_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
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{
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int offset;
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size_t size;
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if (note->descsz != TILEGX_PRSTATUS_SIZEOF)
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return false;
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/* pr_cursig */
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elf_tdata (abfd)->core->signal =
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bfd_get_16 (abfd, note->descdata + TILEGX_PRSTATUS_OFFSET_PR_CURSIG);
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/* pr_pid */
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elf_tdata (abfd)->core->pid =
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bfd_get_32 (abfd, note->descdata + TILEGX_PRSTATUS_OFFSET_PR_PID);
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/* pr_reg */
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offset = TILEGX_PRSTATUS_OFFSET_PR_REG;
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size = TILEGX_GREGSET_T_SIZE;
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/* Make a ".reg/999" section. */
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return _bfd_elfcore_make_pseudosection (abfd, ".reg",
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size, note->descpos + offset);
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}
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static bool
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tilegx_elf_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
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{
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if (note->descsz != TILEGX_PRPSINFO_SIZEOF)
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return false;
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elf_tdata (abfd)->core->program
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= _bfd_elfcore_strndup (abfd, note->descdata + TILEGX_PRPSINFO_OFFSET_PR_FNAME, 16);
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elf_tdata (abfd)->core->command
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= _bfd_elfcore_strndup (abfd, note->descdata + TILEGX_PRPSINFO_OFFSET_PR_PSARGS, ELF_PR_PSARGS_SIZE);
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/* Note that for some reason, a spurious space is tacked
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onto the end of the args in some (at least one anyway)
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implementations, so strip it off if it exists. */
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{
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char *command = elf_tdata (abfd)->core->command;
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int n = strlen (command);
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if (0 < n && command[n - 1] == ' ')
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command[n - 1] = '\0';
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}
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return true;
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}
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#define ELF_ARCH bfd_arch_tilegx
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#define ELF_TARGET_ID TILEGX_ELF_DATA
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#define ELF_MACHINE_CODE EM_TILEGX
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#define ELF_MAXPAGESIZE 0x10000
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#define ELF_COMMONPAGESIZE 0x10000
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#define TARGET_BIG_SYM tilegx_elf64_be_vec
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#define TARGET_BIG_NAME "elf64-tilegx-be"
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#define TARGET_LITTLE_SYM tilegx_elf64_le_vec
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#define TARGET_LITTLE_NAME "elf64-tilegx-le"
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#define elf_backend_reloc_type_class tilegx_reloc_type_class
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#define bfd_elf64_bfd_reloc_name_lookup tilegx_reloc_name_lookup
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#define bfd_elf64_bfd_link_hash_table_create tilegx_elf_link_hash_table_create
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#define bfd_elf64_bfd_reloc_type_lookup tilegx_reloc_type_lookup
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#define bfd_elf64_bfd_merge_private_bfd_data \
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_bfd_tilegx_elf_merge_private_bfd_data
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#define elf_backend_copy_indirect_symbol tilegx_elf_copy_indirect_symbol
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#define elf_backend_create_dynamic_sections tilegx_elf_create_dynamic_sections
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#define elf_backend_check_relocs tilegx_elf_check_relocs
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#define elf_backend_adjust_dynamic_symbol tilegx_elf_adjust_dynamic_symbol
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#define elf_backend_omit_section_dynsym tilegx_elf_omit_section_dynsym
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#define elf_backend_size_dynamic_sections tilegx_elf_size_dynamic_sections
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#define elf_backend_relocate_section tilegx_elf_relocate_section
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#define elf_backend_finish_dynamic_symbol tilegx_elf_finish_dynamic_symbol
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#define elf_backend_finish_dynamic_sections tilegx_elf_finish_dynamic_sections
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#define elf_backend_gc_mark_hook tilegx_elf_gc_mark_hook
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#define elf_backend_plt_sym_val tilegx_elf_plt_sym_val
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#define elf_info_to_howto_rel NULL
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#define elf_info_to_howto tilegx_info_to_howto_rela
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#define elf_backend_grok_prstatus tilegx_elf_grok_prstatus
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#define elf_backend_grok_psinfo tilegx_elf_grok_psinfo
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#define elf_backend_additional_program_headers tilegx_additional_program_headers
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#define elf_backend_init_index_section _bfd_elf_init_1_index_section
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#define elf_backend_can_gc_sections 1
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#define elf_backend_can_refcount 1
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#define elf_backend_want_got_plt 1
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#define elf_backend_plt_readonly 1
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/* Align PLT mod 64 byte L2 line size. */
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#define elf_backend_plt_alignment 6
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#define elf_backend_want_plt_sym 1
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#define elf_backend_got_header_size 8
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#define elf_backend_want_dynrelro 1
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#define elf_backend_rela_normal 1
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#define elf_backend_default_execstack 0
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#include "elf64-target.h"
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