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61ba1cf9 ILT |
1 | // i386.h -- ELF definitions specific to EM_386 -*- C++ -*- |
2 | ||
219d1afa | 3 | // Copyright (C) 2006-2018 Free Software Foundation, Inc. |
6cb15b7f ILT |
4 | // Written by Ian Lance Taylor <iant@google.com>. |
5 | ||
6 | // This file is part of elfcpp. | |
7 | ||
8 | // This program is free software; you can redistribute it and/or | |
9 | // modify it under the terms of the GNU Library General Public License | |
10 | // as published by the Free Software Foundation; either version 2, or | |
11 | // (at your option) any later version. | |
12 | ||
13 | // In addition to the permissions in the GNU Library General Public | |
14 | // License, the Free Software Foundation gives you unlimited | |
15 | // permission to link the compiled version of this file into | |
16 | // combinations with other programs, and to distribute those | |
17 | // combinations without any restriction coming from the use of this | |
18 | // file. (The Library Public License restrictions do apply in other | |
19 | // respects; for example, they cover modification of the file, and | |
20 | /// distribution when not linked into a combined executable.) | |
21 | ||
22 | // This program is distributed in the hope that it will be useful, but | |
23 | // WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
25 | // Library General Public License for more details. | |
26 | ||
27 | // You should have received a copy of the GNU Library General Public | |
28 | // License along with this program; if not, write to the Free Software | |
29 | // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA | |
30 | // 02110-1301, USA. | |
31 | ||
61ba1cf9 ILT |
32 | #ifndef ELFCPP_I386_H |
33 | #define ELFCPP_I386_H | |
34 | ||
9cf35733 ILT |
35 | // Documentation for the TLS relocs is taken from |
36 | // http://people.redhat.com/drepper/tls.pdf | |
fe906b00 | 37 | // http://www.lsd.ic.unicamp.br/~oliva/writeups/TLS/RFC-TLSDESC-x86.txt |
9cf35733 | 38 | |
61ba1cf9 ILT |
39 | namespace elfcpp |
40 | { | |
41 | ||
42 | enum | |
43 | { | |
9cf35733 ILT |
44 | R_386_NONE = 0, // No reloc |
45 | R_386_32 = 1, // Direct 32 bit zero extended | |
46 | R_386_PC32 = 2, // PC relative 32 bit signed | |
47 | R_386_GOT32 = 3, // 32 bit GOT entry | |
48 | R_386_PLT32 = 4, // 32 bit PLT address | |
49 | R_386_COPY = 5, // Copy symbol at runtime | |
50 | R_386_GLOB_DAT = 6, // Create GOT entry | |
51 | R_386_JUMP_SLOT = 7, // Create PLT entry | |
52 | R_386_RELATIVE = 8, // Adjust by program base | |
53 | R_386_GOTOFF = 9, // 32-bit GOT offset | |
54 | R_386_GOTPC = 10, // 32-bit PC relative offset to GOT | |
61ba1cf9 ILT |
55 | // Used by Sun. |
56 | R_386_32PLT = 11, | |
57 | // TLS extensions. | |
9cf35733 ILT |
58 | R_386_TLS_TPOFF = 14, // Outstanding Initial Exec reloc, gnu-style (both) |
59 | R_386_TLS_IE = 15, // Initial Initial Exec reloc, gnu-style (no-PIC) | |
60 | R_386_TLS_GOTIE = 16, // Initial Initial Exec reloc, gnu-style (for PIC) | |
61 | R_386_TLS_LE = 17, // Initial Local Exec reloc, gnu-style | |
62 | R_386_TLS_GD = 18, // Initial General Dynamic reloc, gnu-style | |
63 | R_386_TLS_LDM = 19, // Initial Local Dynamic reloc, gnu-style | |
61ba1cf9 | 64 | // GNU extensions. |
9cf35733 ILT |
65 | R_386_16 = 20, // Direct 16 bit zero extended |
66 | R_386_PC16 = 21, // 16 bit sign extended pc relative | |
67 | R_386_8 = 22, // Direct 8 bit sign extended | |
68 | R_386_PC8 = 23, // 8 bit sign extended pc relative | |
61ba1cf9 | 69 | // More TLS relocs. |
9cf35733 ILT |
70 | R_386_TLS_GD_32 = 24, // Initial General Dynamic reloc, sun-style |
71 | R_386_TLS_GD_PUSH = 25, // Initial General Dynamic reloc, sun-style | |
72 | R_386_TLS_GD_CALL = 26, // Initial General Dynamic reloc, sun-style | |
73 | R_386_TLS_GD_POP = 27, // Initial General Dynamic reloc, sun-style | |
74 | R_386_TLS_LDM_32 = 28, // Initial Local Dynamic reloc, sun-style | |
75 | R_386_TLS_LDM_PUSH = 29, // Initial Local Dynamic reloc, sun-style | |
76 | R_386_TLS_LDM_CALL = 30, // Initial Local Dynamic reloc, sun-style | |
77 | R_386_TLS_LDM_POP = 31, // Initial Local Dynamic reloc, sun-style | |
78 | R_386_TLS_LDO_32 = 32, // Initial Local Dynamic reloc, sun+gnu styles | |
79 | R_386_TLS_IE_32 = 33, // Initial Initial Exec reloc, sun-style | |
80 | R_386_TLS_LE_32 = 34, // Initial Local Exec reloc, sun-style | |
81 | R_386_TLS_DTPMOD32 = 35, // Outstanding General/Local Dynamic reloc, sun+gnu | |
82 | R_386_TLS_DTPOFF32 = 36, // Outstanding General Dynamic reloc, sun+gnu | |
83 | R_386_TLS_TPOFF32 = 37, // Outstanding Initial Exec reloc, sun-style | |
fe906b00 ILT |
84 | R_386_TLS_GOTDESC = 39, // GOT offset for TLS descriptor |
85 | R_386_TLS_DESC_CALL = 40, // Marker of call through TLS desc for relaxation | |
86 | R_386_TLS_DESC = 41, // TLS descriptor containing pointer to code and | |
87 | // to argument, returning TLS offset for symbol | |
6e5710ce | 88 | R_386_IRELATIVE = 42, // Adjust indirectly by program base |
493d4b48 | 89 | R_386_GOT32X = 43, // 32 bit GOT entry, relaxable |
61ba1cf9 ILT |
90 | // Used by Intel. |
91 | R_386_USED_BY_INTEL_200 = 200, | |
92 | // GNU vtable garbage collection extensions. | |
93 | R_386_GNU_VTINHERIT = 250, | |
94 | R_386_GNU_VTENTRY = 251 | |
95 | }; | |
96 | ||
97 | } // End namespace elfcpp. | |
98 | ||
99 | #endif // !defined(ELFCPP_I386_H) |