| // x86-64.h -- ELF definitions specific to EM_X86_64 -*- C++ -*- |
| |
| // Copyright (C) 2006-2016 Free Software Foundation, Inc. |
| // Written by Andrew Chatham. |
| |
| // This file is part of elfcpp. |
| |
| // This program is free software; you can redistribute it and/or |
| // modify it under the terms of the GNU Library General Public License |
| // as published by the Free Software Foundation; either version 2, or |
| // (at your option) any later version. |
| |
| // In addition to the permissions in the GNU Library General Public |
| // License, the Free Software Foundation gives you unlimited |
| // permission to link the compiled version of this file into |
| // combinations with other programs, and to distribute those |
| // combinations without any restriction coming from the use of this |
| // file. (The Library Public License restrictions do apply in other |
| // respects; for example, they cover modification of the file, and |
| /// distribution when not linked into a combined executable.) |
| |
| // This program is distributed in the hope that it will be useful, but |
| // WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| // Library General Public License for more details. |
| |
| // You should have received a copy of the GNU Library General Public |
| // License along with this program; if not, write to the Free Software |
| // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA |
| // 02110-1301, USA. |
| |
| #ifndef ELFCPP_X86_64_H |
| #define ELFCPP_X86_64_H |
| |
| namespace elfcpp |
| { |
| |
| // Documentation is taken from |
| // http://www.x86-64.org/documentation/abi-0.98.pdf |
| // elf.h |
| // Documentation for the TLS relocs is taken from |
| // http://people.redhat.com/drepper/tls.pdf |
| // http://www.lsd.ic.unicamp.br/~oliva/writeups/TLS/RFC-TLSDESC-x86.txt |
| |
| enum |
| { |
| R_X86_64_NONE = 0, // No reloc |
| R_X86_64_64 = 1, // Direct 64 bit |
| R_X86_64_PC32 = 2, // PC relative 32 bit signed |
| R_X86_64_GOT32 = 3, // 32 bit GOT entry |
| R_X86_64_PLT32 = 4, // 32 bit PLT address |
| R_X86_64_COPY = 5, // Copy symbol at runtime |
| R_X86_64_GLOB_DAT = 6, // Create GOT entry |
| R_X86_64_JUMP_SLOT = 7, // Create PLT entry |
| R_X86_64_RELATIVE = 8, // Adjust by program base |
| R_X86_64_GOTPCREL = 9, // 32 bit signed PC relative offset to GOT |
| R_X86_64_32 = 10, // Direct 32 bit zero extended |
| R_X86_64_32S = 11, // Direct 32 bit sign extended |
| R_X86_64_16 = 12, // Direct 16 bit zero extended |
| R_X86_64_PC16 = 13, // 16 bit sign extended pc relative |
| R_X86_64_8 = 14, // Direct 8 bit sign extended |
| R_X86_64_PC8 = 15, // 8 bit sign extended pc relative |
| |
| // TLS relocations |
| R_X86_64_DTPMOD64 = 16, // ID of module containing symbol |
| R_X86_64_DTPOFF64 = 17, // Offset in module's TLS block |
| R_X86_64_TPOFF64 = 18, // Offset in initial TLS block |
| R_X86_64_TLSGD = 19, // 32 bit signed PC relative offset to two |
| // GOT entries for GD symbol |
| R_X86_64_TLSLD = 20, // 32 bit signed PC relative offset to two |
| // GOT entries for LD symbol |
| R_X86_64_DTPOFF32 = 21, // Offset in TLS block |
| R_X86_64_GOTTPOFF = 22, // 32 bit signed PC relative offset to GOT |
| // entry for IE symbol |
| R_X86_64_TPOFF32 = 23, // Offset in initial TLS block |
| |
| R_X86_64_PC64 = 24, // 64-bit PC relative |
| R_X86_64_GOTOFF64 = 25, // 64-bit GOT offset |
| R_X86_64_GOTPC32 = 26, // 32-bit PC relative offset to GOT |
| |
| R_X86_64_GOT64 = 27, // 64-bit GOT entry offset |
| R_X86_64_GOTPCREL64 = 28, // 64-bit PC relative offset to GOT entry |
| R_X86_64_GOTPC64 = 29, // 64-bit PC relative offset to GOT |
| R_X86_64_GOTPLT64 = 30, // Like GOT64, indicates that PLT entry needed |
| R_X86_64_PLTOFF64 = 31, // 64-bit GOT relative offset to PLT entry |
| |
| R_X86_64_SIZE32 = 32, |
| R_X86_64_SIZE64 = 33, |
| |
| R_X86_64_GOTPC32_TLSDESC = 34, // 32-bit PC relative to TLS descriptor in GOT |
| R_X86_64_TLSDESC_CALL = 35, // Relaxable call through TLS descriptor |
| R_X86_64_TLSDESC = 36, // 2 by 64-bit TLS descriptor |
| R_X86_64_IRELATIVE = 37, // Adjust indirectly by program base |
| R_X86_64_RELATIVE64 = 38, // 64-bit adjust by program base |
| R_X86_64_PC32_BND = 39, // PC relative 32 bit signed with BND prefix |
| R_X86_64_PLT32_BND = 40, // 32 bit PLT address with BND prefix |
| R_X86_64_GOTPCRELX = 41, // 32 bit signed PC relative offset to GOT |
| // without REX prefix, relaxable. |
| R_X86_64_REX_GOTPCRELX = 42, // 32 bit signed PC relative offset to GOT |
| // with REX prefix, relaxable. |
| // GNU vtable garbage collection extensions. |
| R_X86_64_GNU_VTINHERIT = 250, |
| R_X86_64_GNU_VTENTRY = 251 |
| }; |
| |
| } // End namespace elfcpp. |
| |
| #endif // !defined(ELFCPP_X86_64_H) |