Commit | Line | Data |
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99ad8390 | 1 | /* BFD back-end for Intel/AMD x86_64 PECOFF files. |
250d07de | 2 | Copyright (C) 2006-2021 Free Software Foundation, Inc. |
99ad8390 NC |
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 | |
cd123cb7 | 8 | the Free Software Foundation; either version 3 of the License, or |
99ad8390 NC |
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 | |
cd123cb7 NC |
18 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
19 | MA 02110-1301, USA. | |
68ffbac6 | 20 | |
99ad8390 NC |
21 | Written by Kai Tietz, OneVision Software GmbH&CoKg. */ |
22 | ||
99ad8390 | 23 | #include "sysdep.h" |
3db64b00 | 24 | #include "bfd.h" |
8c0546e9 L |
25 | #include "coff/internal.h" |
26 | #include "libcoff.h" | |
99ad8390 | 27 | |
07d6d2b8 AM |
28 | #define TARGET_SYM x86_64_pe_vec |
29 | #define TARGET_NAME "pe-x86-64" | |
251dae91 TC |
30 | #define TARGET_SYM_BIG x86_64_pe_big_vec |
31 | #define TARGET_NAME_BIG "pe-bigobj-x86-64" | |
99ad8390 NC |
32 | #define COFF_WITH_PE |
33 | #define COFF_WITH_pex64 | |
167ad85b | 34 | #define COFF_WITH_PE_BIGOBJ |
0a1b45a2 | 35 | #define PCRELOFFSET true |
ef72a554 | 36 | #if defined (USE_MINGW64_LEADING_UNDERSCORES) |
07d6d2b8 | 37 | #define TARGET_UNDERSCORE '_' |
ef72a554 | 38 | #else |
07d6d2b8 | 39 | #define TARGET_UNDERSCORE 0 |
ef72a554 | 40 | #endif |
99ad8390 NC |
41 | #define COFF_LONG_SECTION_NAMES |
42 | #define COFF_SUPPORT_GNU_LINKONCE | |
43 | #define COFF_LONG_FILENAMES | |
44 | ||
45 | #define COFF_SECTION_ALIGNMENT_ENTRIES \ | |
46 | { COFF_SECTION_NAME_EXACT_MATCH (".bss"), \ | |
47 | COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 4 }, \ | |
51ec9544 | 48 | { COFF_SECTION_NAME_PARTIAL_MATCH (".data"), \ |
99ad8390 | 49 | COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 4 }, \ |
51ec9544 | 50 | { COFF_SECTION_NAME_PARTIAL_MATCH (".rdata"), \ |
99ad8390 | 51 | COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 4 }, \ |
51ec9544 | 52 | { COFF_SECTION_NAME_PARTIAL_MATCH (".text"), \ |
99ad8390 NC |
53 | COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 4 }, \ |
54 | { COFF_SECTION_NAME_PARTIAL_MATCH (".idata"), \ | |
55 | COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 2 }, \ | |
56 | { COFF_SECTION_NAME_EXACT_MATCH (".pdata"), \ | |
57 | COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 2 }, \ | |
58 | { COFF_SECTION_NAME_PARTIAL_MATCH (".debug"), \ | |
59 | COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 0 }, \ | |
a29a8af8 KT |
60 | { COFF_SECTION_NAME_PARTIAL_MATCH (".zdebug"), \ |
61 | COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 0 }, \ | |
99ad8390 NC |
62 | { COFF_SECTION_NAME_PARTIAL_MATCH (".gnu.linkonce.wi."), \ |
63 | COFF_ALIGNMENT_FIELD_EMPTY, COFF_ALIGNMENT_FIELD_EMPTY, 0 } | |
64 | ||
854399ea PM |
65 | /* The function pex64_bfd_print_pdata is implemented in pei-x86_64.c |
66 | source, but has be extended to also handle pe objects. */ | |
0a1b45a2 | 67 | extern bool pex64_bfd_print_pdata (bfd *, void *); |
854399ea PM |
68 | |
69 | #define bfd_pe_print_pdata pex64_bfd_print_pdata | |
70 | ||
0a1b45a2 | 71 | static bool |
8c0546e9 L |
72 | pex64_link_add_symbols (bfd *abfd, struct bfd_link_info *info) |
73 | { | |
74 | if (bfd_link_pde (info) | |
75 | && bfd_get_flavour (info->output_bfd) == bfd_target_elf_flavour) | |
76 | { | |
77 | /* NB: When linking Windows x86-64 relocatable object files to | |
78 | generate ELF executable, create an indirect reference to | |
79 | __executable_start for __ImageBase to support R_AMD64_IMAGEBASE | |
80 | relocation which is relative to __ImageBase. */ | |
81 | struct bfd_link_hash_entry *h, *hi; | |
0a1b45a2 AM |
82 | hi = bfd_link_hash_lookup (info->hash, "__ImageBase", true, false, |
83 | false); | |
8c0546e9 L |
84 | if (hi->type == bfd_link_hash_new |
85 | || hi->type == bfd_link_hash_undefined | |
86 | || hi->type == bfd_link_hash_undefweak) | |
87 | { | |
88 | h = bfd_link_hash_lookup (info->hash, "__executable_start", | |
0a1b45a2 | 89 | true, false, true); |
8c0546e9 L |
90 | hi->type = bfd_link_hash_indirect; |
91 | hi->u.i.link = h; | |
92 | } | |
93 | } | |
94 | ||
95 | return _bfd_coff_link_add_symbols (abfd, info); | |
96 | } | |
167ad85b | 97 | |
8c0546e9 L |
98 | #define coff_bfd_link_add_symbols pex64_link_add_symbols |
99 | ||
100 | #include "coff-x86_64.c" |