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caed7120 | 1 | /* AArch64-specific backend routines. |
82704155 | 2 | Copyright (C) 2009-2019 Free Software Foundation, Inc. |
caed7120 YZ |
3 | Contributed by ARM 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 | ||
caed7120 | 21 | /* Take the PAGE component of an address or offset. */ |
07d6d2b8 | 22 | #define PG(x) ((x) & ~ (bfd_vma) 0xfff) |
d0ae9fbd | 23 | #define PG_OFFSET(x) ((x) & (bfd_vma) 0xfff) |
caed7120 | 24 | |
4106101c MS |
25 | #define AARCH64_ADR_OP 0x10000000 |
26 | #define AARCH64_ADRP_OP 0x90000000 | |
27 | #define AARCH64_ADRP_OP_MASK 0x9F000000 | |
28 | ||
29 | extern bfd_signed_vma | |
30 | _bfd_aarch64_sign_extend (bfd_vma, int); | |
31 | ||
32 | extern uint32_t | |
33 | _bfd_aarch64_decode_adrp_imm (uint32_t); | |
34 | ||
35 | extern uint32_t | |
36 | _bfd_aarch64_reencode_adr_imm (uint32_t, uint32_t); | |
37 | ||
caed7120 YZ |
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); | |
41 | ||
42 | extern bfd_vma | |
43 | _bfd_aarch64_elf_resolve_relocation (bfd_reloc_code_real_type, bfd_vma, bfd_vma, | |
44 | bfd_vma, bfd_boolean); | |
45 | ||
caed7120 YZ |
46 | extern bfd_boolean |
47 | _bfd_aarch64_elf_grok_prstatus (bfd *, Elf_Internal_Note *); | |
48 | ||
d0ae9fbd OJ |
49 | extern bfd_boolean |
50 | _bfd_aarch64_elf_grok_psinfo (bfd *, Elf_Internal_Note *); | |
51 | ||
52 | extern char * | |
53 | _bfd_aarch64_elf_write_core_note (bfd *, char *, int *, int, ...); | |
caed7120 | 54 | |
caed7120 | 55 | #define elf_backend_grok_prstatus _bfd_aarch64_elf_grok_prstatus |
07d6d2b8 AM |
56 | #define elf_backend_grok_psinfo _bfd_aarch64_elf_grok_psinfo |
57 | #define elf_backend_write_core_note _bfd_aarch64_elf_write_core_note | |
cd702818 SD |
58 | |
59 | extern bfd * | |
60 | _bfd_aarch64_elf_link_setup_gnu_properties (struct bfd_link_info *, | |
61 | uint32_t *); | |
62 | ||
63 | extern enum elf_property_kind | |
64 | _bfd_aarch64_elf_parse_gnu_properties (bfd *, unsigned int, | |
65 | bfd_byte *, unsigned int); | |
66 | ||
67 | extern bfd_boolean | |
68 | _bfd_aarch64_elf_merge_gnu_properties (struct bfd_link_info *, bfd *, | |
69 | elf_property *, elf_property *, | |
70 | uint32_t); | |
71 | ||
acde6c6b SD |
72 | extern void |
73 | _bfd_aarch64_elf_link_fixup_gnu_properties (struct bfd_link_info *, | |
74 | elf_property_list **); | |
75 | ||
cd702818 SD |
76 | #define elf_backend_parse_gnu_properties \ |
77 | _bfd_aarch64_elf_parse_gnu_properties | |
acde6c6b SD |
78 | |
79 | #define elf_backend_fixup_gnu_properties \ | |
80 | _bfd_aarch64_elf_link_fixup_gnu_properties |