/src/binutils-gdb/bfd/elf64-gen.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* Generic support for 64-bit ELF |
2 | | Copyright (C) 1993-2025 Free Software Foundation, Inc. |
3 | | |
4 | | This file is part of BFD, the Binary File Descriptor library. |
5 | | |
6 | | This program is free software; you can redistribute it and/or modify |
7 | | it under the terms of the GNU General Public License as published by |
8 | | the Free Software Foundation; either version 3 of the License, or |
9 | | (at your option) any later version. |
10 | | |
11 | | This program is distributed in the hope that it will be useful, |
12 | | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | | GNU General Public License for more details. |
15 | | |
16 | | You should have received a copy of the GNU General Public License |
17 | | along with this program; if not, write to the Free Software |
18 | | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
19 | | MA 02110-1301, USA. */ |
20 | | |
21 | | #include "sysdep.h" |
22 | | #include "bfd.h" |
23 | | #include "libbfd.h" |
24 | | #include "elf-bfd.h" |
25 | | |
26 | | /* This does not include any relocation information, but should be |
27 | | good enough for GDB or objdump to read the file. */ |
28 | | |
29 | | static reloc_howto_type dummy = |
30 | | HOWTO (0, /* type */ |
31 | | 0, /* rightshift */ |
32 | | 0, /* size */ |
33 | | 0, /* bitsize */ |
34 | | false, /* pc_relative */ |
35 | | 0, /* bitpos */ |
36 | | complain_overflow_dont, /* complain_on_overflow */ |
37 | | NULL, /* special_function */ |
38 | | "UNKNOWN", /* name */ |
39 | | false, /* partial_inplace */ |
40 | | 0, /* src_mask */ |
41 | | 0, /* dst_mask */ |
42 | | false); /* pcrel_offset */ |
43 | | |
44 | | static bool |
45 | | elf_generic_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, |
46 | | arelent *bfd_reloc, |
47 | | Elf_Internal_Rela *elf_reloc ATTRIBUTE_UNUSED) |
48 | 45.8k | { |
49 | 45.8k | bfd_reloc->howto = &dummy; |
50 | 45.8k | return true; |
51 | 45.8k | } |
52 | | |
53 | | static bool |
54 | | elf_generic_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED, |
55 | | arelent *bfd_reloc, |
56 | | Elf_Internal_Rela *elf_reloc ATTRIBUTE_UNUSED) |
57 | 0 | { |
58 | 0 | bfd_reloc->howto = &dummy; |
59 | 0 | return true; |
60 | 0 | } |
61 | | |
62 | | static void |
63 | | check_for_relocs (bfd * abfd, asection * o, void * failed) |
64 | 0 | { |
65 | 0 | if ((o->flags & SEC_RELOC) != 0) |
66 | 0 | { |
67 | 0 | Elf_Internal_Ehdr *ehdrp; |
68 | |
|
69 | 0 | ehdrp = elf_elfheader (abfd); |
70 | | /* xgettext:c-format */ |
71 | 0 | _bfd_error_handler (_("%pB: Relocations in generic ELF (EM: %d)"), |
72 | 0 | abfd, ehdrp->e_machine); |
73 | |
|
74 | 0 | bfd_set_error (bfd_error_wrong_format); |
75 | 0 | * (bool *) failed = true; |
76 | 0 | } |
77 | 0 | } |
78 | | |
79 | | static bool |
80 | | elf64_generic_link_add_symbols (bfd *abfd, struct bfd_link_info *info) |
81 | 0 | { |
82 | 0 | bool failed = false; |
83 | | |
84 | | /* Check if there are any relocations. */ |
85 | 0 | bfd_map_over_sections (abfd, check_for_relocs, & failed); |
86 | |
|
87 | 0 | if (failed) |
88 | 0 | return false; |
89 | 0 | return bfd_elf_link_add_symbols (abfd, info); |
90 | 0 | } |
91 | | |
92 | | #define TARGET_LITTLE_SYM elf64_le_vec |
93 | | #define TARGET_LITTLE_NAME "elf64-little" |
94 | | #define TARGET_BIG_SYM elf64_be_vec |
95 | | #define TARGET_BIG_NAME "elf64-big" |
96 | | #define ELF_ARCH bfd_arch_unknown |
97 | | #define ELF_MACHINE_CODE EM_NONE |
98 | | #define ELF_MAXPAGESIZE 0x1 |
99 | | #define bfd_elf64_bfd_reloc_type_lookup bfd_default_reloc_type_lookup |
100 | | #define bfd_elf64_bfd_reloc_name_lookup _bfd_norelocs_bfd_reloc_name_lookup |
101 | | #define bfd_elf64_bfd_link_add_symbols elf64_generic_link_add_symbols |
102 | | #define elf_info_to_howto elf_generic_info_to_howto |
103 | | #define elf_info_to_howto_rel elf_generic_info_to_howto_rel |
104 | | |
105 | | #include "elf64-target.h" |