xref: /dflybsd-src/contrib/binutils-2.27/elfcpp/i386.h (revision e656dc90e3d65d744d534af2f5ea88cf8101ebcf)
1*a9fa9459Szrj // i386.h -- ELF definitions specific to EM_386  -*- C++ -*-
2*a9fa9459Szrj 
3*a9fa9459Szrj // Copyright (C) 2006-2016 Free Software Foundation, Inc.
4*a9fa9459Szrj // Written by Ian Lance Taylor <iant@google.com>.
5*a9fa9459Szrj 
6*a9fa9459Szrj // This file is part of elfcpp.
7*a9fa9459Szrj 
8*a9fa9459Szrj // This program is free software; you can redistribute it and/or
9*a9fa9459Szrj // modify it under the terms of the GNU Library General Public License
10*a9fa9459Szrj // as published by the Free Software Foundation; either version 2, or
11*a9fa9459Szrj // (at your option) any later version.
12*a9fa9459Szrj 
13*a9fa9459Szrj // In addition to the permissions in the GNU Library General Public
14*a9fa9459Szrj // License, the Free Software Foundation gives you unlimited
15*a9fa9459Szrj // permission to link the compiled version of this file into
16*a9fa9459Szrj // combinations with other programs, and to distribute those
17*a9fa9459Szrj // combinations without any restriction coming from the use of this
18*a9fa9459Szrj // file.  (The Library Public License restrictions do apply in other
19*a9fa9459Szrj // respects; for example, they cover modification of the file, and
20*a9fa9459Szrj /// distribution when not linked into a combined executable.)
21*a9fa9459Szrj 
22*a9fa9459Szrj // This program is distributed in the hope that it will be useful, but
23*a9fa9459Szrj // WITHOUT ANY WARRANTY; without even the implied warranty of
24*a9fa9459Szrj // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
25*a9fa9459Szrj // Library General Public License for more details.
26*a9fa9459Szrj 
27*a9fa9459Szrj // You should have received a copy of the GNU Library General Public
28*a9fa9459Szrj // License along with this program; if not, write to the Free Software
29*a9fa9459Szrj // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
30*a9fa9459Szrj // 02110-1301, USA.
31*a9fa9459Szrj 
32*a9fa9459Szrj #ifndef ELFCPP_I386_H
33*a9fa9459Szrj #define ELFCPP_I386_H
34*a9fa9459Szrj 
35*a9fa9459Szrj // Documentation for the TLS relocs is taken from
36*a9fa9459Szrj //   http://people.redhat.com/drepper/tls.pdf
37*a9fa9459Szrj //   http://www.lsd.ic.unicamp.br/~oliva/writeups/TLS/RFC-TLSDESC-x86.txt
38*a9fa9459Szrj 
39*a9fa9459Szrj namespace elfcpp
40*a9fa9459Szrj {
41*a9fa9459Szrj 
42*a9fa9459Szrj enum
43*a9fa9459Szrj {
44*a9fa9459Szrj   R_386_NONE = 0,        // No reloc
45*a9fa9459Szrj   R_386_32 = 1,          // Direct 32 bit zero extended
46*a9fa9459Szrj   R_386_PC32 = 2,        // PC relative 32 bit signed
47*a9fa9459Szrj   R_386_GOT32 = 3,       // 32 bit GOT entry
48*a9fa9459Szrj   R_386_PLT32 = 4,       // 32 bit PLT address
49*a9fa9459Szrj   R_386_COPY = 5,        // Copy symbol at runtime
50*a9fa9459Szrj   R_386_GLOB_DAT = 6,    // Create GOT entry
51*a9fa9459Szrj   R_386_JUMP_SLOT = 7,   // Create PLT entry
52*a9fa9459Szrj   R_386_RELATIVE = 8,    // Adjust by program base
53*a9fa9459Szrj   R_386_GOTOFF = 9,      // 32-bit GOT offset
54*a9fa9459Szrj   R_386_GOTPC = 10,      // 32-bit PC relative offset to GOT
55*a9fa9459Szrj   // Used by Sun.
56*a9fa9459Szrj   R_386_32PLT = 11,
57*a9fa9459Szrj   // TLS extensions.
58*a9fa9459Szrj   R_386_TLS_TPOFF = 14,  // Outstanding Initial Exec reloc, gnu-style (both)
59*a9fa9459Szrj   R_386_TLS_IE = 15,     // Initial Initial Exec reloc, gnu-style (no-PIC)
60*a9fa9459Szrj   R_386_TLS_GOTIE = 16,  // Initial Initial Exec reloc, gnu-style (for PIC)
61*a9fa9459Szrj   R_386_TLS_LE = 17,     // Initial Local Exec reloc, gnu-style
62*a9fa9459Szrj   R_386_TLS_GD = 18,     // Initial General Dynamic reloc, gnu-style
63*a9fa9459Szrj   R_386_TLS_LDM = 19,    // Initial Local Dynamic reloc, gnu-style
64*a9fa9459Szrj   // GNU extensions.
65*a9fa9459Szrj   R_386_16 = 20,         // Direct 16 bit zero extended
66*a9fa9459Szrj   R_386_PC16 = 21,       // 16 bit sign extended pc relative
67*a9fa9459Szrj   R_386_8 = 22,          // Direct 8 bit sign extended
68*a9fa9459Szrj   R_386_PC8 = 23,        // 8 bit sign extended pc relative
69*a9fa9459Szrj   // More TLS relocs.
70*a9fa9459Szrj   R_386_TLS_GD_32 = 24,     // Initial General Dynamic reloc, sun-style
71*a9fa9459Szrj   R_386_TLS_GD_PUSH = 25,   // Initial General Dynamic reloc, sun-style
72*a9fa9459Szrj   R_386_TLS_GD_CALL = 26,   // Initial General Dynamic reloc, sun-style
73*a9fa9459Szrj   R_386_TLS_GD_POP = 27,    // Initial General Dynamic reloc, sun-style
74*a9fa9459Szrj   R_386_TLS_LDM_32 = 28,    // Initial Local Dynamic reloc, sun-style
75*a9fa9459Szrj   R_386_TLS_LDM_PUSH = 29,  // Initial Local Dynamic reloc, sun-style
76*a9fa9459Szrj   R_386_TLS_LDM_CALL = 30,  // Initial Local Dynamic reloc, sun-style
77*a9fa9459Szrj   R_386_TLS_LDM_POP = 31,   // Initial Local Dynamic reloc, sun-style
78*a9fa9459Szrj   R_386_TLS_LDO_32 = 32,    // Initial Local Dynamic reloc, sun+gnu styles
79*a9fa9459Szrj   R_386_TLS_IE_32 = 33,     // Initial Initial Exec reloc, sun-style
80*a9fa9459Szrj   R_386_TLS_LE_32 = 34,     // Initial Local Exec reloc, sun-style
81*a9fa9459Szrj   R_386_TLS_DTPMOD32 = 35,  // Outstanding General/Local Dynamic reloc, sun+gnu
82*a9fa9459Szrj   R_386_TLS_DTPOFF32 = 36,  // Outstanding General Dynamic reloc, sun+gnu
83*a9fa9459Szrj   R_386_TLS_TPOFF32 = 37,   // Outstanding Initial Exec reloc, sun-style
84*a9fa9459Szrj   R_386_TLS_GOTDESC = 39,   // GOT offset for TLS descriptor
85*a9fa9459Szrj   R_386_TLS_DESC_CALL = 40, // Marker of call through TLS desc for relaxation
86*a9fa9459Szrj   R_386_TLS_DESC = 41,      // TLS descriptor containing pointer to code and
87*a9fa9459Szrj                             // to argument, returning TLS offset for symbol
88*a9fa9459Szrj   R_386_IRELATIVE = 42,     // Adjust indirectly by program base
89*a9fa9459Szrj   R_386_GOT32X = 43,        // 32 bit GOT entry, relaxable
90*a9fa9459Szrj   // Used by Intel.
91*a9fa9459Szrj   R_386_USED_BY_INTEL_200 = 200,
92*a9fa9459Szrj   // GNU vtable garbage collection extensions.
93*a9fa9459Szrj   R_386_GNU_VTINHERIT = 250,
94*a9fa9459Szrj   R_386_GNU_VTENTRY = 251
95*a9fa9459Szrj };
96*a9fa9459Szrj 
97*a9fa9459Szrj } // End namespace elfcpp.
98*a9fa9459Szrj 
99*a9fa9459Szrj #endif // !defined(ELFCPP_I386_H)
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