114 lines
4.9 KiB
C++
114 lines
4.9 KiB
C++
// x86-64.h -- ELF definitions specific to EM_X86_64 -*- C++ -*-
|
|
|
|
// Copyright (C) 2006-2022 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
|
|
};
|
|
|
|
// The bit values that can appear in the GNU_PROPERTY_X86_FEATURE_1_AND
|
|
// program property.
|
|
|
|
const uint64_t GNU_PROPERTY_X86_FEATURE_1_IBT = 1ULL << 0;
|
|
const uint64_t GNU_PROPERTY_X86_FEATURE_1_SHSTK = 1ULL << 1;
|
|
|
|
} // End namespace elfcpp.
|
|
|
|
#endif // !defined(ELFCPP_X86_64_H)
|