1 /* AArch64-specific backend routines.
2 Copyright (C) 2009-2019 Free Software Foundation, Inc.
3 Contributed by ARM Ltd.
5 This file is part of BFD, the Binary File Descriptor library.
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.
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.
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/>. */
21 /* Take the PAGE component of an address or offset. */
22 #define PG(x) ((x) & ~ (bfd_vma) 0xfff)
23 #define PG_OFFSET(x) ((x) & (bfd_vma) 0xfff)
25 #define AARCH64_ADR_OP 0x10000000
26 #define AARCH64_ADRP_OP 0x90000000
27 #define AARCH64_ADRP_OP_MASK 0x9F000000
30 _bfd_aarch64_sign_extend (bfd_vma, int);
33 _bfd_aarch64_decode_adrp_imm (uint32_t);
36 _bfd_aarch64_reencode_adr_imm (uint32_t, uint32_t);
38 extern bfd_reloc_status_type
39 _bfd_aarch64_elf_put_addend (bfd *, bfd_byte *, bfd_reloc_code_real_type,
40 reloc_howto_type *, bfd_signed_vma);
43 _bfd_aarch64_elf_resolve_relocation (bfd_reloc_code_real_type, bfd_vma, bfd_vma,
44 bfd_vma, bfd_boolean);
47 _bfd_aarch64_elf_grok_prstatus (bfd *, Elf_Internal_Note *);
50 _bfd_aarch64_elf_grok_psinfo (bfd *, Elf_Internal_Note *);
53 _bfd_aarch64_elf_write_core_note (bfd *, char *, int *, int, ...);
55 #define elf_backend_grok_prstatus _bfd_aarch64_elf_grok_prstatus
56 #define elf_backend_grok_psinfo _bfd_aarch64_elf_grok_psinfo
57 #define elf_backend_write_core_note _bfd_aarch64_elf_write_core_note
60 _bfd_aarch64_elf_link_setup_gnu_properties (struct bfd_link_info *,
63 extern enum elf_property_kind
64 _bfd_aarch64_elf_parse_gnu_properties (bfd *, unsigned int,
65 bfd_byte *, unsigned int);
68 _bfd_aarch64_elf_merge_gnu_properties (struct bfd_link_info *, bfd *,
69 elf_property *, elf_property *,
73 _bfd_aarch64_elf_link_fixup_gnu_properties (struct bfd_link_info *,
74 elf_property_list **);
76 #define elf_backend_parse_gnu_properties \
77 _bfd_aarch64_elf_parse_gnu_properties
79 #define elf_backend_fixup_gnu_properties \
80 _bfd_aarch64_elf_link_fixup_gnu_properties