ELF.h revision c37077af7bfdc22da2d267eee7905927dd5fdd17
1f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky//===- ELF.h - ELF object file implementation -------------------*- C++ -*-===// 2f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// 3f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// The LLVM Compiler Infrastructure 4f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// 5f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// This file is distributed under the University of Illinois Open Source 6f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// License. See LICENSE.TXT for details. 7f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// 8f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky//===----------------------------------------------------------------------===// 9f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// 10f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// This file declares the ELFObjectFile template class. 11f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// 12f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky//===----------------------------------------------------------------------===// 13f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 14f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#ifndef LLVM_OBJECT_ELF_H 15f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#define LLVM_OBJECT_ELF_H 16f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 17255f89faee13dc491cb64fbeae3c763e7e2ea4e6Chandler Carruth#include "llvm/ADT/DenseMap.h" 18255f89faee13dc491cb64fbeae3c763e7e2ea4e6Chandler Carruth#include "llvm/ADT/PointerIntPair.h" 19f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/ADT/SmallVector.h" 20f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/ADT/StringSwitch.h" 21f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/ADT/Triple.h" 22f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/Object/ObjectFile.h" 23f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/Support/Casting.h" 24f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/Support/ELF.h" 25f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/Support/Endian.h" 26f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/Support/ErrorHandling.h" 27f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/Support/MemoryBuffer.h" 28f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/Support/raw_ostream.h" 29f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include <algorithm> 30f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include <limits> 31f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include <utility> 32f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 33f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskynamespace llvm { 34f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskynamespace object { 35f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 364d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencerusing support::endianness; 374d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer 38ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<endianness target_endianness, std::size_t max_alignment, bool is64Bits> 39ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct ELFType { 406623730296fbe6d639058195772566ffa10e9ad2Dmitri Gribenko static const endianness TargetEndianness = target_endianness; 416623730296fbe6d639058195772566ffa10e9ad2Dmitri Gribenko static const std::size_t MaxAlignment = max_alignment; 426623730296fbe6d639058195772566ffa10e9ad2Dmitri Gribenko static const bool Is64Bits = is64Bits; 43ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer}; 44ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer 4522f3b40d0bd18f2ad092398d18195c20ceeb1befEric Christophertemplate<typename T, int max_align> 464d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencerstruct MaximumAlignment { 474d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer enum {value = AlignOf<T>::Alignment > max_align ? max_align 484d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer : AlignOf<T>::Alignment}; 494d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer}; 504d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer 51689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd// Subclasses of ELFObjectFile may need this for template instantiation 52689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurdinline std::pair<unsigned char, unsigned char> 53689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston GurdgetElfArchType(MemoryBuffer *Object) { 54689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd if (Object->getBufferSize() < ELF::EI_NIDENT) 55689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd return std::make_pair((uint8_t)ELF::ELFCLASSNONE,(uint8_t)ELF::ELFDATANONE); 56689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd return std::make_pair( (uint8_t)Object->getBufferStart()[ELF::EI_CLASS] 57689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd , (uint8_t)Object->getBufferStart()[ELF::EI_DATA]); 58689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd} 59689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd 60f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// Templates to choose Elf_Addr and Elf_Off depending on is64Bits. 614d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencertemplate<endianness target_endianness, std::size_t max_alignment> 62f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct ELFDataTypeTypedefHelperCommon { 63f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 644d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer <uint16_t, target_endianness, 654d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer MaximumAlignment<uint16_t, max_alignment>::value> Elf_Half; 66f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 674d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer <uint32_t, target_endianness, 684d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer MaximumAlignment<uint32_t, max_alignment>::value> Elf_Word; 69f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 704d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer <int32_t, target_endianness, 714d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer MaximumAlignment<int32_t, max_alignment>::value> Elf_Sword; 72f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 734d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer <uint64_t, target_endianness, 744d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer MaximumAlignment<uint64_t, max_alignment>::value> Elf_Xword; 75f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 764d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer <int64_t, target_endianness, 774d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer MaximumAlignment<int64_t, max_alignment>::value> Elf_Sxword; 78f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 79f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 80ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 81f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct ELFDataTypeTypedefHelper; 82f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 83f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky/// ELF 32bit types. 8443239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 8543239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct ELFDataTypeTypedefHelper<ELFType<TargetEndianness, MaxAlign, false> > 86ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer : ELFDataTypeTypedefHelperCommon<TargetEndianness, MaxAlign> { 87f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef uint32_t value_type; 88f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 89ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer <value_type, TargetEndianness, 90ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaximumAlignment<value_type, MaxAlign>::value> Elf_Addr; 91f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 92ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer <value_type, TargetEndianness, 93ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaximumAlignment<value_type, MaxAlign>::value> Elf_Off; 94f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 95f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 96f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky/// ELF 64bit types. 9743239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 9843239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct ELFDataTypeTypedefHelper<ELFType<TargetEndianness, MaxAlign, true> > 99ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer : ELFDataTypeTypedefHelperCommon<TargetEndianness, MaxAlign> { 100f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef uint64_t value_type; 101f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 102ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer <value_type, TargetEndianness, 103ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaximumAlignment<value_type, MaxAlign>::value> Elf_Addr; 104f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 105ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer <value_type, TargetEndianness, 106ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaximumAlignment<value_type, MaxAlign>::value> Elf_Off; 107f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 108f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 109f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// I really don't like doing this, but the alternative is copypasta. 11043239078adac6f32315cadbef9709f2f0f499707Rafael Espindola#define LLVM_ELF_IMPORT_TYPES(E, M, W) \ 11143239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatypedef typename ELFDataTypeTypedefHelper<ELFType<E,M,W> >::Elf_Addr Elf_Addr; \ 11243239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatypedef typename ELFDataTypeTypedefHelper<ELFType<E,M,W> >::Elf_Off Elf_Off; \ 11343239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatypedef typename ELFDataTypeTypedefHelper<ELFType<E,M,W> >::Elf_Half Elf_Half; \ 11443239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatypedef typename ELFDataTypeTypedefHelper<ELFType<E,M,W> >::Elf_Word Elf_Word; \ 11543239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatypedef typename \ 11643239078adac6f32315cadbef9709f2f0f499707Rafael Espindola ELFDataTypeTypedefHelper<ELFType<E,M,W> >::Elf_Sword Elf_Sword; \ 11743239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatypedef typename \ 11843239078adac6f32315cadbef9709f2f0f499707Rafael Espindola ELFDataTypeTypedefHelper<ELFType<E,M,W> >::Elf_Xword Elf_Xword; \ 11943239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatypedef typename \ 12043239078adac6f32315cadbef9709f2f0f499707Rafael Espindola ELFDataTypeTypedefHelper<ELFType<E,M,W> >::Elf_Sxword Elf_Sxword; 12143239078adac6f32315cadbef9709f2f0f499707Rafael Espindola 12243239078adac6f32315cadbef9709f2f0f499707Rafael Espindola#define LLVM_ELF_IMPORT_TYPES_ELFT(ELFT) \ 12343239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(ELFT::TargetEndianness, ELFT::MaxAlignment, \ 12443239078adac6f32315cadbef9709f2f0f499707Rafael Espindola ELFT::Is64Bits) 12543239078adac6f32315cadbef9709f2f0f499707Rafael Espindola 12643239078adac6f32315cadbef9709f2f0f499707Rafael Espindola// Section header. 127ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 128f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Shdr_Base; 129f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 13043239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 13143239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Shdr_Base<ELFType<TargetEndianness, MaxAlign, false> > { 13243239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, false) 133f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_name; // Section name (index into string table) 134f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_type; // Section type (SHT_*) 135f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_flags; // Section flags (SHF_*) 136f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr sh_addr; // Address where section is to be loaded 137f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Off sh_offset; // File offset of section data, in bytes 138f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_size; // Size of section, in bytes 139f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_link; // Section type-specific header table index link 140f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_info; // Section type-specific extra information 141f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_addralign;// Section address alignment 142f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_entsize; // Size of records contained within the section 143f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 144f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 14543239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 14643239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Shdr_Base<ELFType<TargetEndianness, MaxAlign, true> > { 14743239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, true) 148f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_name; // Section name (index into string table) 149f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_type; // Section type (SHT_*) 150f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_flags; // Section flags (SHF_*) 151f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr sh_addr; // Address where section is to be loaded 152f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Off sh_offset; // File offset of section data, in bytes 153f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_size; // Size of section, in bytes 154f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_link; // Section type-specific header table index link 155f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_info; // Section type-specific extra information 156f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_addralign;// Section address alignment 157f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_entsize; // Size of records contained within the section 158f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 159f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 160ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 161ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Shdr_Impl : Elf_Shdr_Base<ELFT> { 162ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Shdr_Base<ELFT>::sh_entsize; 163ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Shdr_Base<ELFT>::sh_size; 164f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 165f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Get the number of entities this section contains if it has any. 166f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned getEntityCount() const { 167f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sh_entsize == 0) 168f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 169f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return sh_size / sh_entsize; 170f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 171f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 172f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 173ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 174f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Sym_Base; 175f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 17643239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 17743239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Sym_Base<ELFType<TargetEndianness, MaxAlign, false> > { 17843239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, false) 179f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word st_name; // Symbol name (index into string table) 180f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr st_value; // Value or address associated with the symbol 181f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word st_size; // Size of the symbol 182f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_info; // Symbol's type and binding attributes 183f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_other; // Must be zero; reserved 184f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Half st_shndx; // Which section (header table index) it's defined in 185f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 186f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 18743239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 18843239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Sym_Base<ELFType<TargetEndianness, MaxAlign, true> > { 18943239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, true) 190f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word st_name; // Symbol name (index into string table) 191f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_info; // Symbol's type and binding attributes 192f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_other; // Must be zero; reserved 193f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Half st_shndx; // Which section (header table index) it's defined in 194f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr st_value; // Value or address associated with the symbol 195f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword st_size; // Size of the symbol 196f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 197f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 198ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 199ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Sym_Impl : Elf_Sym_Base<ELFT> { 200ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Sym_Base<ELFT>::st_info; 201f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 202f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF32_ST_BIND, 203f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // ELF32_ST_TYPE, and ELF32_ST_INFO macros defined in the ELF specification: 204f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char getBinding() const { return st_info >> 4; } 205f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char getType() const { return st_info & 0x0f; } 206f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setBinding(unsigned char b) { setBindingAndType(b, getType()); } 207f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setType(unsigned char t) { setBindingAndType(getBinding(), t); } 208f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setBindingAndType(unsigned char b, unsigned char t) { 209f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky st_info = (b << 4) + (t & 0x0f); 210f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 211f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 212f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Versym: This is the structure of entries in the SHT_GNU_versym section 2142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// (.gnu.version). This structure is identical for ELF32 and ELF64. 215ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2162d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Versym_Impl { 21743239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES_ELFT(ELFT) 2182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vs_index; // Version index with flags (e.g. VERSYM_HIDDEN) 2192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 221ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2222d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verdaux_Impl; 2232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Verdef: This is the structure of entries in the SHT_GNU_verdef section 2252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// (.gnu.version_d). This structure is identical for ELF32 and ELF64. 226ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2272d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verdef_Impl { 22843239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES_ELFT(ELFT) 229ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer typedef Elf_Verdaux_Impl<ELFT> Elf_Verdaux; 2302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_version; // Version of this structure (e.g. VER_DEF_CURRENT) 2312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_flags; // Bitwise flags (VER_DEF_*) 2322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_ndx; // Version index, used in .gnu.version entries 2332d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_cnt; // Number of Verdaux entries 2342d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vd_hash; // Hash of name 2352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vd_aux; // Offset to the first Verdaux entry (in bytes) 2362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vd_next; // Offset to the next Verdef entry (in bytes) 2372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer /// Get the first Verdaux entry for this Verdef. 2392d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdaux *getAux() const { 2402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return reinterpret_cast<const Elf_Verdaux*>((const char*)this + vd_aux); 2412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 2422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 244d9b0b025612992a0b724eeca8bdf10b1d7a5c355Benjamin Kramer/// Elf_Verdaux: This is the structure of auxiliary data in the SHT_GNU_verdef 2452d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// section (.gnu.version_d). This structure is identical for ELF32 and ELF64. 246ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2472d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verdaux_Impl { 24843239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES_ELFT(ELFT) 2492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vda_name; // Version name (offset in string table) 2502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vda_next; // Offset to next Verdaux entry (in bytes) 2512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Verneed: This is the structure of entries in the SHT_GNU_verneed 2542d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// section (.gnu.version_r). This structure is identical for ELF32 and ELF64. 255ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2562d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verneed_Impl { 25743239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES_ELFT(ELFT) 2582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vn_version; // Version of this structure (e.g. VER_NEED_CURRENT) 2592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vn_cnt; // Number of associated Vernaux entries 2602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vn_file; // Library name (string table offset) 2612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vn_aux; // Offset to first Vernaux entry (in bytes) 2622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vn_next; // Offset to next Verneed entry (in bytes) 2632d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2642d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2652d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Vernaux: This is the structure of auxiliary data in SHT_GNU_verneed 2662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// section (.gnu.version_r). This structure is identical for ELF32 and ELF64. 267ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2682d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Vernaux_Impl { 26943239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES_ELFT(ELFT) 2702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vna_hash; // Hash of dependency name 2712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vna_flags; // Bitwise Flags (VER_FLAG_*) 2722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vna_other; // Version index, used in .gnu.version entries 2732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vna_name; // Dependency name 2742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vna_next; // Offset to next Vernaux entry (in bytes) 2752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Dyn_Base: This structure matches the form of entries in the dynamic 2782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// table section (.dynamic) look like. 279ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2805c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerstruct Elf_Dyn_Base; 2815c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 28243239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 28343239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Dyn_Base<ELFType<TargetEndianness, MaxAlign, false> > { 28443239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, false) 2855c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Sword d_tag; 2865c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer union { 2875c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Word d_val; 2885c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Addr d_ptr; 2895c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } d_un; 2905c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer}; 2915c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 29243239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 29343239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Dyn_Base<ELFType<TargetEndianness, MaxAlign, true> > { 29443239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, true) 2955c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Sxword d_tag; 2965c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer union { 2975c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Xword d_val; 2985c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Addr d_ptr; 2995c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } d_un; 3005c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer}; 3015c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Dyn_Impl: This inherits from Elf_Dyn_Base, adding getters and setters. 303ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 304ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Dyn_Impl : Elf_Dyn_Base<ELFT> { 305ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Dyn_Base<ELFT>::d_tag; 306ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Dyn_Base<ELFT>::d_un; 3075c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer int64_t getTag() const { return d_tag; } 3085c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer uint64_t getVal() const { return d_un.d_val; } 3095c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer uint64_t getPtr() const { return d_un.ptr; } 3105c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer}; 3115c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3125c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer// Elf_Rel: Elf Relocation 313ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT, bool isRela> 314f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Base; 315f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 31643239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 31743239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Rel_Base<ELFType<TargetEndianness, MaxAlign, false>, false> { 31843239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, false) 319f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 320f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word r_info; // Symbol table index and type of relocation to apply 321d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 322d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint32_t getRInfo(bool isMips64EL) const { 323d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola assert(!isMips64EL); 324d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return r_info; 325d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 326d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola void setRInfo(uint32_t R) { 327d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola r_info = R; 328d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 329f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 330f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 33143239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 33243239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Rel_Base<ELFType<TargetEndianness, MaxAlign, true>, false> { 33343239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, true) 334f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 335f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword r_info; // Symbol table index and type of relocation to apply 336d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 337d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint64_t getRInfo(bool isMips64EL) const { 338d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint64_t t = r_info; 339d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola if (!isMips64EL) 340d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return t; 341d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // Mip64 little endian has a "special" encoding of r_info. Instead of one 342d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // 64 bit little endian number, it is a little ending 32 bit number followed 343d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // by a 32 bit big endian number. 344d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return (t << 32) | ((t >> 8) & 0xff000000) | ((t >> 24) & 0x00ff0000) | 345d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola ((t >> 40) & 0x0000ff00) | ((t >> 56) & 0x000000ff); 346d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return r_info; 347d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 348d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola void setRInfo(uint64_t R) { 349d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // FIXME: Add mips64el support. 350d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola r_info = R; 351d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 352f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 353f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 35443239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 35543239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Rel_Base<ELFType<TargetEndianness, MaxAlign, false>, true> { 35643239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, false) 357f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 358f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word r_info; // Symbol table index and type of relocation to apply 359f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Sword r_addend; // Compute value for relocatable field by adding this 360d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 361d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint32_t getRInfo(bool isMips64EL) const { 362d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola assert(!isMips64EL); 363d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return r_info; 364d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 365d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola void setRInfo(uint32_t R) { 366d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola r_info = R; 367d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 368f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 369f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 37043239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 37143239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Rel_Base<ELFType<TargetEndianness, MaxAlign, true>, true> { 37243239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, true) 373f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 374f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword r_info; // Symbol table index and type of relocation to apply 375f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Sxword r_addend; // Compute value for relocatable field by adding this. 376d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 377d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint64_t getRInfo(bool isMips64EL) const { 378d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // Mip64 little endian has a "special" encoding of r_info. Instead of one 379d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // 64 bit little endian number, it is a little ending 32 bit number followed 380d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // by a 32 bit big endian number. 381d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint64_t t = r_info; 382d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola if (!isMips64EL) 383d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return t; 384d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return (t << 32) | ((t >> 8) & 0xff000000) | ((t >> 24) & 0x00ff0000) | 385d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola ((t >> 40) & 0x0000ff00) | ((t >> 56) & 0x000000ff); 386d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 387d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola void setRInfo(uint64_t R) { 388d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // FIXME: Add mips64el support. 389d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola r_info = R; 390d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 391f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 392f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 393ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT, bool isRela> 394f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Impl; 395f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 39643239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign, bool isRela> 39743239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Rel_Impl<ELFType<TargetEndianness, MaxAlign, true>, isRela> 39843239078adac6f32315cadbef9709f2f0f499707Rafael Espindola : Elf_Rel_Base<ELFType<TargetEndianness, MaxAlign, true>, isRela> { 39943239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, true) 400f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 401f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE, 402f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // and ELF64_R_INFO macros defined in the ELF specification: 403d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint32_t getSymbol(bool isMips64EL) const { 404d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return (uint32_t) (this->getRInfo(isMips64EL) >> 32); 405d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 406d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint32_t getType(bool isMips64EL) const { 407d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return (uint32_t) (this->getRInfo(isMips64EL) & 0xffffffffL); 408f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 4090b740236b71f0f3811421885c04cc43130f88befTim Northover void setSymbol(uint32_t s) { setSymbolAndType(s, getType()); } 4100b740236b71f0f3811421885c04cc43130f88befTim Northover void setType(uint32_t t) { setSymbolAndType(getSymbol(), t); } 4110b740236b71f0f3811421885c04cc43130f88befTim Northover void setSymbolAndType(uint32_t s, uint32_t t) { 412d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola this->setRInfo(((uint64_t)s << 32) + (t&0xffffffffL)); 413f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 414f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 415f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 41643239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign, bool isRela> 41743239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Rel_Impl<ELFType<TargetEndianness, MaxAlign, false>, isRela> 41843239078adac6f32315cadbef9709f2f0f499707Rafael Espindola : Elf_Rel_Base<ELFType<TargetEndianness, MaxAlign, false>, isRela> { 41943239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, false) 420f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 421f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE, 422f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // and ELF32_R_INFO macros defined in the ELF specification: 423d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint32_t getSymbol(bool isMips64EL) const { 424d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return this->getRInfo(isMips64EL) >> 8; 425d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 426d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola unsigned char getType(bool isMips64EL) const { 427d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return (unsigned char) (this->getRInfo(isMips64EL) & 0x0ff); 428d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 429f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setSymbol(uint32_t s) { setSymbolAndType(s, getType()); } 430f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); } 431f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setSymbolAndType(uint32_t s, unsigned char t) { 432d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola this->setRInfo((s << 8) + t); 433f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 434f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 435f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 436ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 4372c38a6615a693d0a43159825da2358126473502bMichael J. Spencerstruct Elf_Ehdr_Impl { 43843239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES_ELFT(ELFT) 4392c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char e_ident[ELF::EI_NIDENT]; // ELF Identification bytes 4402c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_type; // Type of file (see ET_*) 4412c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_machine; // Required architecture for this file (see EM_*) 4422c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Word e_version; // Must be equal to 1 4432c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Addr e_entry; // Address to jump to in order to start program 4442c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Off e_phoff; // Program header table's file offset, in bytes 4452c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Off e_shoff; // Section header table's file offset, in bytes 4462c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Word e_flags; // Processor-specific flags 4472c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_ehsize; // Size of ELF header, in bytes 4482c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_phentsize;// Size of an entry in the program header table 4492c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_phnum; // Number of entries in the program header table 4502c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shentsize;// Size of an entry in the section header table 4512c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shnum; // Number of entries in the section header table 4522c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shstrndx; // Section header table index of section name 4532c38a6615a693d0a43159825da2358126473502bMichael J. Spencer // string table 4542c38a6615a693d0a43159825da2358126473502bMichael J. Spencer bool checkMagic() const { 4552c38a6615a693d0a43159825da2358126473502bMichael J. Spencer return (memcmp(e_ident, ELF::ElfMagic, strlen(ELF::ElfMagic))) == 0; 4562c38a6615a693d0a43159825da2358126473502bMichael J. Spencer } 4572c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char getFileClass() const { return e_ident[ELF::EI_CLASS]; } 4582c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char getDataEncoding() const { return e_ident[ELF::EI_DATA]; } 4592c38a6615a693d0a43159825da2358126473502bMichael J. Spencer}; 460f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 461ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 4623e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencerstruct Elf_Phdr_Impl; 463a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni 46443239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 46543239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Phdr_Impl<ELFType<TargetEndianness, MaxAlign, false> > { 46643239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, false) 467a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_type; // Type of segment 468a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Off p_offset; // FileOffset where segment is located, in bytes 4694d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer Elf_Addr p_vaddr; // Virtual Address of beginning of segment 470a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific) 471a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_filesz; // Num. of bytes in file image of segment (may be zero) 472a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_memsz; // Num. of bytes in mem image of segment (may be zero) 473a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_flags; // Segment flags 474a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_align; // Segment alignment constraint 475a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni}; 476a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni 47743239078adac6f32315cadbef9709f2f0f499707Rafael Espindolatemplate<endianness TargetEndianness, std::size_t MaxAlign> 47843239078adac6f32315cadbef9709f2f0f499707Rafael Espindolastruct Elf_Phdr_Impl<ELFType<TargetEndianness, MaxAlign, true> > { 47943239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES(TargetEndianness, MaxAlign, true) 480a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_type; // Type of segment 481a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_flags; // Segment flags 482a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Off p_offset; // FileOffset where segment is located, in bytes 4834d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer Elf_Addr p_vaddr; // Virtual Address of beginning of segment 484a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific) 48595abfbe8e9567e08188ada7d29f589f08e539bd6Michael J. Spencer Elf_Xword p_filesz; // Num. of bytes in file image of segment (may be zero) 48695abfbe8e9567e08188ada7d29f589f08e539bd6Michael J. Spencer Elf_Xword p_memsz; // Num. of bytes in mem image of segment (may be zero) 48795abfbe8e9567e08188ada7d29f589f08e539bd6Michael J. Spencer Elf_Xword p_align; // Segment alignment constraint 488a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni}; 489a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni 490ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 491f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyclass ELFObjectFile : public ObjectFile { 49243239078adac6f32315cadbef9709f2f0f499707Rafael Espindola LLVM_ELF_IMPORT_TYPES_ELFT(ELFT) 493ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer 4949b7ca410621f6988b2d4203b90058dd4252848a8Sid Manningpublic: 495fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer /// \brief Iterate over constant sized entities. 496fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer template<class EntT> 497fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer class ELFEntityIterator { 4989b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning public: 499d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer typedef ptrdiff_t difference_type; 500fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer typedef EntT value_type; 501d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer typedef std::random_access_iterator_tag iterator_category; 5029b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning typedef value_type &reference; 5039b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning typedef value_type *pointer; 5049b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 5059b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning /// \brief Default construct iterator. 506fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator() : EntitySize(0), Current(0) {} 507fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator(uint64_t EntSize, const char *Start) 508fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer : EntitySize(EntSize) 5099b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning , Current(Start) {} 5109b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 5119b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning reference operator *() { 5129b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning assert(Current && "Attempted to dereference an invalid iterator!"); 513fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return *reinterpret_cast<pointer>(Current); 5149b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5159b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 5169b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning pointer operator ->() { 5179b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning assert(Current && "Attempted to dereference an invalid iterator!"); 518fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return reinterpret_cast<pointer>(Current); 5199b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5209b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 521fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer bool operator ==(const ELFEntityIterator &Other) { 522fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Current == Other.Current; 5239b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5249b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 525fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer bool operator !=(const ELFEntityIterator &Other) { 5269b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return !(*this == Other); 5279b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5289b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 529fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator &operator ++() { 5309b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning assert(Current && "Attempted to increment an invalid iterator!"); 531fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Current += EntitySize; 5329b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return *this; 5339b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5349b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 535fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator operator ++(int) { 536fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator Tmp = *this; 5379b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning ++*this; 5389b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return Tmp; 5399b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5409b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 541d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer ELFEntityIterator &operator =(const ELFEntityIterator &Other) { 542d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer EntitySize = Other.EntitySize; 543d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Current = Other.Current; 544d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return *this; 545d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 546d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 547d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer difference_type operator -(const ELFEntityIterator &Other) const { 548d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer assert(EntitySize == Other.EntitySize && 549d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer "Subtracting iterators of different EntitiySize!"); 550d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return (Current - Other.Current) / EntitySize; 551d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 552d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 553def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer const char *get() const { return Current; } 554def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer 5559b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning private: 556d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer uint64_t EntitySize; 5579b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning const char *Current; 5589b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning }; 5599b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 560945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Ehdr_Impl<ELFT> Elf_Ehdr; 561945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Shdr_Impl<ELFT> Elf_Shdr; 562945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Sym_Impl<ELFT> Elf_Sym; 563945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Dyn_Impl<ELFT> Elf_Dyn; 564945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Phdr_Impl<ELFT> Elf_Phdr; 565945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Rel_Impl<ELFT, false> Elf_Rel; 566945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Rel_Impl<ELFT, true> Elf_Rela; 567945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Verdef_Impl<ELFT> Elf_Verdef; 568945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Verdaux_Impl<ELFT> Elf_Verdaux; 569945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Verneed_Impl<ELFT> Elf_Verneed; 570945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Vernaux_Impl<ELFT> Elf_Vernaux; 571945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Versym_Impl<ELFT> Elf_Versym; 5722e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Dyn> Elf_Dyn_iterator; 5732e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Sym> Elf_Sym_iterator; 5742e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Rela> Elf_Rela_Iter; 5752e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Rel> Elf_Rel_Iter; 576945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 577945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencerprotected: 578945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // This flag is used for classof, to distinguish ELFObjectFile from 579945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // its subclass. If more subclasses will be created, this flag will 580945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // have to become an enum. 581945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer bool isDyldELFObject; 582945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 583945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencerprivate: 5842e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef SmallVector<const Elf_Shdr *, 2> Sections_t; 585945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef DenseMap<unsigned, unsigned> IndexMap_t; 586945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef DenseMap<const Elf_Shdr*, SmallVector<uint32_t, 1> > RelocMap_t; 587945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 588945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Ehdr *Header; 589945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *SectionHeaderTable; 590945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_shstrtab_sec; // Section header string table. 591945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_strtab_sec; // Symbol header string table. 592945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_dynstr_sec; // Dynamic symbol string table. 593945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 594945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // SymbolTableSections[0] always points to the dynamic string table section 595945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // header, or NULL if there is no dynamic string table. 596945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer Sections_t SymbolTableSections; 597945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer IndexMap_t SymbolTableSectionsIndexMap; 598945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DenseMap<const Elf_Sym*, ELF::Elf64_Word> ExtendedSymbolTable; 599945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 600945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_dynamic_sec; // .dynamic 601945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_gnu_version_sec; // .gnu.version 602945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_gnu_version_r_sec; // .gnu.version_r 603945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_gnu_version_d_sec; // .gnu.version_d 604945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 605945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // Pointer to SONAME entry in dynamic string table 606945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // This is set the first time getLoadName is called. 607945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer mutable const char *dt_soname; 608945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 609945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencerprivate: 610956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola uint64_t getROffset(DataRefImpl Rel) const; 611956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola 6122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Records for each version index the corresponding Verdef or Vernaux entry. 6132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // This is filled the first time LoadVersionMap() is called. 6142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer class VersionMapEntry : public PointerIntPair<const void*, 1> { 6152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer public: 6162d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If the integer is 0, this is an Elf_Verdef*. 6172d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If the integer is 1, this is an Elf_Vernaux*. 6182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry() : PointerIntPair<const void*, 1>(NULL, 0) { } 6192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry(const Elf_Verdef *verdef) 6202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer : PointerIntPair<const void*, 1>(verdef, 0) { } 6212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry(const Elf_Vernaux *vernaux) 6222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer : PointerIntPair<const void*, 1>(vernaux, 1) { } 6232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isNull() const { return getPointer() == NULL; } 6242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isVerdef() const { return !isNull() && getInt() == 0; } 6252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isVernaux() const { return !isNull() && getInt() == 1; } 6262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdef *getVerdef() const { 6272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return isVerdef() ? (const Elf_Verdef*)getPointer() : NULL; 6282d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 6292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Vernaux *getVernaux() const { 6302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return isVernaux() ? (const Elf_Vernaux*)getPointer() : NULL; 6312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 6322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer }; 6332d70e263c2b508bf4641273dd89a23149f6f6164David Meyer mutable SmallVector<VersionMapEntry, 16> VersionMap; 6342d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionDefs(const Elf_Shdr *sec) const; 6352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionNeeds(const Elf_Shdr *ec) const; 6362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionMap() const; 6372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 638f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Map sections to an array of relocation sections that reference 639f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// them sorted by section index. 640f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelocMap_t SectionRelocMap; 641f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 642f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Get the relocation section that contains \a Rel. 643f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getRelSection(DataRefImpl Rel) const { 644f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(Rel.w.b); 645f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 646f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 647d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencerpublic: 648f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool isRelocationHasAddend(DataRefImpl Rel) const; 649f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky template<typename T> 650f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const T *getEntry(uint16_t Section, uint32_t Entry) const; 651f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky template<typename T> 652f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const T *getEntry(const Elf_Shdr *Section, uint32_t Entry) const; 653f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(DataRefImpl index) const; 654f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(uint32_t index) const; 655f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Rel *getRel(DataRefImpl Rel) const; 656f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Rela *getRela(DataRefImpl Rela) const; 657f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const char *getString(uint32_t section, uint32_t offset) const; 658f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const char *getString(const Elf_Shdr *section, uint32_t offset) const; 6592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code getSymbolVersion(const Elf_Shdr *section, 6602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Sym *Symb, 6612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef &Version, 6622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) const; 663dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer void VerifyStrTab(const Elf_Shdr *sh) const; 664f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 665f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyprotected: 666f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *getSymbol(DataRefImpl Symb) const; // FIXME: Should be private? 667f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void validateSymbol(DataRefImpl Symb) const; 668346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck StringRef getRelocationTypeName(uint32_t Type) const; 669f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 6705c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerpublic: 6719dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta error_code getSymbolName(const Elf_Shdr *section, 6729dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Sym *Symb, 6739dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 6749dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta error_code getSectionName(const Elf_Shdr *section, 6759dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 6765c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer const Elf_Dyn *getDyn(DataRefImpl DynData) const; 6772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code getSymbolVersion(SymbolRef Symb, StringRef &Version, 6782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) const; 679f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uint64_t getSymbolIndex(const Elf_Sym *sym) const; 680f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyprotected: 681f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolNext(DataRefImpl Symb, SymbolRef &Res) const; 682f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolName(DataRefImpl Symb, StringRef &Res) const; 683f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolFileOffset(DataRefImpl Symb, uint64_t &Res) const; 684f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolAddress(DataRefImpl Symb, uint64_t &Res) const; 68559a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola virtual error_code getSymbolAlignment(DataRefImpl Symb, uint32_t &Res) const; 686f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolSize(DataRefImpl Symb, uint64_t &Res) const; 687f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolNMTypeChar(DataRefImpl Symb, char &Res) const; 688c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer virtual error_code getSymbolFlags(DataRefImpl Symb, uint32_t &Res) const; 689f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolType(DataRefImpl Symb, SymbolRef::Type &Res) const; 690f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolSection(DataRefImpl Symb, 691f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky section_iterator &Res) const; 692a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover virtual error_code getSymbolValue(DataRefImpl Symb, uint64_t &Val) const; 693f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 6945c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual error_code getLibraryNext(DataRefImpl Data, LibraryRef &Result) const; 6955c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual error_code getLibraryPath(DataRefImpl Data, StringRef &Res) const; 6965c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 697f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionNext(DataRefImpl Sec, SectionRef &Res) const; 698f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionName(DataRefImpl Sec, StringRef &Res) const; 699f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionAddress(DataRefImpl Sec, uint64_t &Res) const; 700f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionSize(DataRefImpl Sec, uint64_t &Res) const; 701f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionContents(DataRefImpl Sec, StringRef &Res) const; 702f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionAlignment(DataRefImpl Sec, uint64_t &Res) const; 703f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const; 704f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionData(DataRefImpl Sec, bool &Res) const; 705f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionBSS(DataRefImpl Sec, bool &Res) const; 706c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionRequiredForExecution(DataRefImpl Sec, 707c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd bool &Res) const; 708c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionVirtual(DataRefImpl Sec, bool &Res) const; 709c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionZeroInit(DataRefImpl Sec, bool &Res) const; 7103a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor virtual error_code isSectionReadOnlyData(DataRefImpl Sec, bool &Res) const; 711f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb, 712f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool &Result) const; 713f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual relocation_iterator getSectionRelBegin(DataRefImpl Sec) const; 714f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual relocation_iterator getSectionRelEnd(DataRefImpl Sec) const; 715f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 716f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationNext(DataRefImpl Rel, 717f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelocationRef &Res) const; 718f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationAddress(DataRefImpl Rel, 719f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 720f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationOffset(DataRefImpl Rel, 721f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 722f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationSymbol(DataRefImpl Rel, 723f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolRef &Res) const; 724f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationType(DataRefImpl Rel, 725f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 726f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationTypeName(DataRefImpl Rel, 727f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SmallVectorImpl<char> &Result) const; 728f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationAdditionalInfo(DataRefImpl Rel, 729f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky int64_t &Res) const; 730f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationValueString(DataRefImpl Rel, 731f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SmallVectorImpl<char> &Result) const; 732f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 733f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskypublic: 734f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFObjectFile(MemoryBuffer *Object, error_code &ec); 735d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 736d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola bool isMips64EL() const { 737d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return Header->e_machine == ELF::EM_MIPS && 738d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola Header->getFileClass() == ELF::ELFCLASS64 && 739d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola Header->getDataEncoding() == ELF::ELFDATA2LSB; 740d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 741d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 742f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual symbol_iterator begin_symbols() const; 743f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual symbol_iterator end_symbols() const; 7445c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 745dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer virtual symbol_iterator begin_dynamic_symbols() const; 746dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer virtual symbol_iterator end_dynamic_symbols() const; 7475c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 748f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual section_iterator begin_sections() const; 749f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual section_iterator end_sections() const; 750f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 7515c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual library_iterator begin_libraries_needed() const; 7525c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual library_iterator end_libraries_needed() const; 7535c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 754d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer const Elf_Shdr *getDynamicSymbolTableSectionHeader() const { 755d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer return SymbolTableSections[0]; 756d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer } 757d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer 758d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer const Elf_Shdr *getDynamicStringTableSectionHeader() const { 759d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return dot_dynstr_sec; 760d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 761d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 7622e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator begin_dynamic_table() const; 763d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer /// \param NULLEnd use one past the first DT_NULL entry as the end instead of 764d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer /// the section size. 765d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Elf_Dyn_iterator end_dynamic_table(bool NULLEnd = false) const; 7665c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 7672e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Sym_iterator begin_elf_dynamic_symbols() const { 7682e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer const Elf_Shdr *DynSymtab = SymbolTableSections[0]; 7692e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer if (DynSymtab) 7702e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(DynSymtab->sh_entsize, 7712e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer (const char *)base() + DynSymtab->sh_offset); 7722e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(0, 0); 7732e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer } 7742e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer 7752e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Sym_iterator end_elf_dynamic_symbols() const { 7762e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer const Elf_Shdr *DynSymtab = SymbolTableSections[0]; 7772e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer if (DynSymtab) 7782e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(DynSymtab->sh_entsize, (const char *)base() + 7792e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer DynSymtab->sh_offset + DynSymtab->sh_size); 7802e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(0, 0); 7812e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer } 7829b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 783fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rela_Iter beginELFRela(const Elf_Shdr *sec) const { 784fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rela_Iter(sec->sh_entsize, 785fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer (const char *)(base() + sec->sh_offset)); 786419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 7879b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 788fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rela_Iter endELFRela(const Elf_Shdr *sec) const { 789fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rela_Iter(sec->sh_entsize, (const char *) 7909b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning (base() + sec->sh_offset + sec->sh_size)); 791419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 7929b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 793fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rel_Iter beginELFRel(const Elf_Shdr *sec) const { 794fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rel_Iter(sec->sh_entsize, 795fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer (const char *)(base() + sec->sh_offset)); 796419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 7979b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 798fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rel_Iter endELFRel(const Elf_Shdr *sec) const { 799fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rel_Iter(sec->sh_entsize, (const char *) 8009b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning (base() + sec->sh_offset + sec->sh_size)); 801419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 8029b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 8033e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer /// \brief Iterate over program header table. 8043e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer typedef ELFEntityIterator<const Elf_Phdr> Elf_Phdr_Iter; 8053e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer 8063e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer Elf_Phdr_Iter begin_program_headers() const { 8073e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer return Elf_Phdr_Iter(Header->e_phentsize, 8083e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer (const char*)base() + Header->e_phoff); 8093e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer } 8103e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer 8113e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer Elf_Phdr_Iter end_program_headers() const { 8123e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer return Elf_Phdr_Iter(Header->e_phentsize, 8133e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer (const char*)base() + 8143e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer Header->e_phoff + 8153e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer (Header->e_phnum * Header->e_phentsize)); 8163e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer } 8173e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer 818f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual uint8_t getBytesInAddress() const; 819f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual StringRef getFileFormatName() const; 8202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer virtual StringRef getObjectType() const { return "ELF"; } 821f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual unsigned getArch() const; 82297f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer virtual StringRef getLoadName() const; 8239dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta virtual error_code getSectionContents(const Elf_Shdr *sec, 8249dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 825f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 826f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t getNumSections() const; 827f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t getStringTableIndex() const; 828f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELF::Elf64_Word getSymbolTableIndex(const Elf_Sym *symb) const; 82976e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christopher const Elf_Ehdr *getElfHeader() const; 830f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(const Elf_Sym *symb) const; 8319dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Shdr *getElfSection(section_iterator &It) const; 8329dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Sym *getElfSymbol(symbol_iterator &It) const; 8339b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning const Elf_Sym *getElfSymbol(uint32_t index) const; 834f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 835f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Methods for type inquiry through isa, cast, and dyn_cast 836f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool isDyldType() const { return isDyldELFObject; } 837f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky static inline bool classof(const Binary *v) { 8386623730296fbe6d639058195772566ffa10e9ad2Dmitri Gribenko return v->getType() == getELFType(ELFT::TargetEndianness == support::little, 839ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ELFT::Is64Bits); 840f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 841f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 842f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 8432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// Iterate through the version definitions, and place each Elf_Verdef 8442d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// in the VersionMap according to its index. 845ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 846ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::LoadVersionDefs(const Elf_Shdr *sec) const { 8472d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vd_size = sec->sh_size; // Size of section in bytes 8482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vd_count = sec->sh_info; // Number of Verdef entries 8492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + sec->sh_offset; 8502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_end = sec_start + vd_size; 8512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verdef entry is at the start of the section. 8522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *p = sec_start; 8532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned i = 0; i < vd_count; i++) { 8542d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (p + sizeof(Elf_Verdef) > sec_end) 8552d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpectedly while scanning " 8562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version definitions."); 8572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdef *vd = reinterpret_cast<const Elf_Verdef *>(p); 8582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (vd->vd_version != ELF::VER_DEF_CURRENT) 8592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Unexpected verdef version"); 8602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t index = vd->vd_ndx & ELF::VERSYM_VERSION; 8612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (index >= VersionMap.size()) 8622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.resize(index+1); 8632d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap[index] = VersionMapEntry(vd); 8642d70e263c2b508bf4641273dd89a23149f6f6164David Meyer p += vd->vd_next; 8652d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 8662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 8672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 8682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// Iterate through the versions needed section, and place each Elf_Vernaux 8692d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// in the VersionMap according to its index. 870ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 871ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::LoadVersionNeeds(const Elf_Shdr *sec) const { 8722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vn_size = sec->sh_size; // Size of section in bytes 8732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vn_count = sec->sh_info; // Number of Verneed entries 8742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + sec->sh_offset; 8752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_end = sec_start + vn_size; 8762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verneed entry is at the start of the section. 8772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *p = sec_start; 8782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned i = 0; i < vn_count; i++) { 8792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (p + sizeof(Elf_Verneed) > sec_end) 8802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpectedly while scanning " 8812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version needed records."); 8822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verneed *vn = reinterpret_cast<const Elf_Verneed *>(p); 8832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (vn->vn_version != ELF::VER_NEED_CURRENT) 8842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Unexpected verneed version"); 8852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Iterate through the Vernaux entries 8862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *paux = p + vn->vn_aux; 8872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned j = 0; j < vn->vn_cnt; j++) { 8882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (paux + sizeof(Elf_Vernaux) > sec_end) 8892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpected while scanning auxiliary " 8902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version needed records."); 8912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Vernaux *vna = reinterpret_cast<const Elf_Vernaux *>(paux); 8922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t index = vna->vna_other & ELF::VERSYM_VERSION; 8932d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (index >= VersionMap.size()) 8942d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.resize(index+1); 8952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap[index] = VersionMapEntry(vna); 8962d70e263c2b508bf4641273dd89a23149f6f6164David Meyer paux += vna->vna_next; 8972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 8982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer p += vn->vn_next; 8992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 9002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 9012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 902ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 903ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::LoadVersionMap() const { 9042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If there is no dynamic symtab or version table, there is nothing to do. 9052d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (SymbolTableSections[0] == NULL || dot_gnu_version_sec == NULL) 9062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return; 9072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 9082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Has the VersionMap already been loaded? 9092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (VersionMap.size() > 0) 9102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return; 9112d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 9122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first two version indexes are reserved. 9132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Index 0 is LOCAL, index 1 is GLOBAL. 9142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.push_back(VersionMapEntry()); 9152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.push_back(VersionMapEntry()); 9162d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 9172d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_d_sec) 9182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionDefs(dot_gnu_version_d_sec); 9192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 9202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_r_sec) 9212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionNeeds(dot_gnu_version_r_sec); 9222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 9232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 924ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 925ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::validateSymbol(DataRefImpl Symb) const { 92606121de923cb7e8e2ea3cf527f281d9e7825e518Dmitry Vyukov#ifndef NDEBUG 927f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 928f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *SymbolTableSection = SymbolTableSections[Symb.d.b]; 929f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: We really need to do proper error handling in the case of an invalid 930f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // input file. Because we don't use exceptions, I think we'll just pass 931f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // an error object around. 932f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!( symb 933f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && SymbolTableSection 934f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && symb >= (const Elf_Sym*)(base() 935f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_offset) 936f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && symb < (const Elf_Sym*)(base() 937f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_offset 938f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_size))) 939f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 940f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Symb must point to a valid symbol!"); 94106121de923cb7e8e2ea3cf527f281d9e7825e518Dmitry Vyukov#endif 942f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 943f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 944ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 945ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolNext(DataRefImpl Symb, 946ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SymbolRef &Result) const { 947f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 948f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *SymbolTableSection = SymbolTableSections[Symb.d.b]; 949f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 950f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++Symb.d.a; 951f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Check to see if we are at the end of this symbol table. 952f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Symb.d.a >= SymbolTableSection->getEntityCount()) { 953f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // We are at the end. If there are other symbol tables, jump to them. 954dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // If the symbol table is .dynsym, we are iterating dynamic symbols, 955dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // and there is only one table of these. 956dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (Symb.d.b != 0) { 957dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer ++Symb.d.b; 958dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Symb.d.a = 1; // The 0th symbol in ELF is fake. 959dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 960f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Otherwise return the terminator. 961dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (Symb.d.b == 0 || Symb.d.b >= SymbolTableSections.size()) { 962f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Symb.d.a = std::numeric_limits<uint32_t>::max(); 963f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Symb.d.b = std::numeric_limits<uint32_t>::max(); 964f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 965f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 966f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 967f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef(Symb, this); 968f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 969f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 970f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 971ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 972ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolName(DataRefImpl Symb, 973ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 974f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 975f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 976dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return getSymbolName(SymbolTableSections[Symb.d.b], symb, Result); 977f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 978f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 979ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 980ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolVersion(SymbolRef SymRef, 981ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Version, 982ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &IsDefault) const { 9832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer DataRefImpl Symb = SymRef.getRawDataRefImpl(); 9842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer validateSymbol(Symb); 9852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Sym *symb = getSymbol(Symb); 9862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return getSymbolVersion(SymbolTableSections[Symb.d.b], symb, 9872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version, IsDefault); 9882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 9892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 990ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 991ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELF::Elf64_Word ELFObjectFile<ELFT> 992ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ::getSymbolTableIndex(const Elf_Sym *symb) const { 993f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx == ELF::SHN_XINDEX) 994f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ExtendedSymbolTable.lookup(symb); 995f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symb->st_shndx; 996f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 997f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 998ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 999ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 1000ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSection(const Elf_Sym *symb) const { 1001f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx == ELF::SHN_XINDEX) 1002f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(ExtendedSymbolTable.lookup(symb)); 1003f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx >= ELF::SHN_LORESERVE) 1004f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 1005f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(symb->st_shndx); 1006f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1007f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1008ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 100976e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christopherconst typename ELFObjectFile<ELFT>::Elf_Ehdr * 101076e70f340c09ba759ad96d8dfe416b64f24bc287Eric ChristopherELFObjectFile<ELFT>::getElfHeader() const { 101176e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christopher return Header; 101276e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christopher} 101376e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christopher 101476e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christophertemplate<class ELFT> 1015ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 1016ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getElfSection(section_iterator &It) const { 10179dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta llvm::object::DataRefImpl ShdrRef = It->getRawDataRefImpl(); 10189669f749764997ab7033d5c4b0546fe739dd71d8Michael J. Spencer return reinterpret_cast<const Elf_Shdr *>(ShdrRef.p); 10199dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 10209dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 1021ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1022ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Sym * 1023ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getElfSymbol(symbol_iterator &It) const { 10249dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return getSymbol(It->getRawDataRefImpl()); 10259dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 10269dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 1027ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1028ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Sym * 1029ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getElfSymbol(uint32_t index) const { 10309b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning DataRefImpl SymbolData; 10319b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning SymbolData.d.a = index; 10329b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning SymbolData.d.b = 1; 10339b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return getSymbol(SymbolData); 10349b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning} 10359b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 1036ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1037ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolFileOffset(DataRefImpl Symb, 1038ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1039f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1040f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1041f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section; 1042f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 1043f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: 1044f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Unintialized symbols have no offset in the object file 1045f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 1046f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1047f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1048f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: 1049f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value; 1050f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1051f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: Section = getSection(symb); 1052f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1053f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1054f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 1055f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 10566fff325fb600fdaa269858c638d50dbe374d1937Andrew Kaylor Result = Section ? Section->sh_offset : UnknownAddressOrSize; 1057f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1058f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 1059f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 1060f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_NOTYPE: 1061f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value + 1062f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky (Section ? Section->sh_offset : 0); 1063f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1064f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1065f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1066f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1067f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1068f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1069f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1070ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1071ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolAddress(DataRefImpl Symb, 1072ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1073f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1074f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1075f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section; 1076f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 1077f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: 1078f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 1079f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1080f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1081f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: 1082f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value; 1083f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1084f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: Section = getSection(symb); 1085f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1086f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1087f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 1088f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 1089f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = Section ? Section->sh_addr : UnknownAddressOrSize; 1090f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1091f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 1092f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 1093f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_NOTYPE: 109401fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov bool IsRelocatable; 109501fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov switch(Header->e_type) { 109601fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov case ELF::ET_EXEC: 109701fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov case ELF::ET_DYN: 109801fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov IsRelocatable = false; 109901fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov break; 110001fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov default: 110101fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov IsRelocatable = true; 110201fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov } 110301fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov Result = symb->st_value; 1104eac49f668a5461af4c408b13f328c9e370457200Eric Christopher 1105eac49f668a5461af4c408b13f328c9e370457200Eric Christopher // Clear the ARM/Thumb indicator flag. 1106eac49f668a5461af4c408b13f328c9e370457200Eric Christopher if (Header->e_machine == ELF::EM_ARM) 1107eac49f668a5461af4c408b13f328c9e370457200Eric Christopher Result &= ~1; 1108eac49f668a5461af4c408b13f328c9e370457200Eric Christopher 110901fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov if (IsRelocatable && Section != 0) 111001fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov Result += Section->sh_addr; 1111f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1112f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1113f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1114f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1115f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1116f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1117f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1118ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 111959a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindolaerror_code ELFObjectFile<ELFT>::getSymbolAlignment(DataRefImpl Symb, 112059a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola uint32_t &Res) const { 112159a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola uint32_t flags; 112259a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola getSymbolFlags(Symb, flags); 112359a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola if (flags & SymbolRef::SF_Common) { 112459a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola uint64_t Value; 112559a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola getSymbolValue(Symb, Value); 112659a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola Res = Value; 112759a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola } else { 112859a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola Res = 0; 112959a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola } 113059a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola return object_error::success; 113159a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola} 113259a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindola 113359a0e79631ed851d98cf9c2ba6fa5f9aafdfdc93Rafael Espindolatemplate<class ELFT> 1134ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolSize(DataRefImpl Symb, 1135ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1136f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1137f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1138f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_size == 0) 1139f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1140f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_size; 1141f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1142f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1143f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1144ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1145ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolNMTypeChar(DataRefImpl Symb, 1146ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer char &Result) const { 1147f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1148f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1149f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section = getSection(symb); 1150f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1151f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky char ret = '?'; 1152f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1153f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Section) { 1154f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Section->sh_type) { 1155f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_PROGBITS: 1156f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_DYNAMIC: 1157f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Section->sh_flags) { 1158f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_EXECINSTR): 1159f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 't'; break; 1160f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_WRITE): 1161f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'd'; break; 1162f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHF_ALLOC: 1163f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_MERGE): 1164f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_MERGE | ELF::SHF_STRINGS): 1165f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'r'; break; 1166f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1167f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1168f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_NOBITS: ret = 'b'; 1169f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1170f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1171f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1172f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 1173f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 1174f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ret == '?') 1175f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'U'; 1176f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1177f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: ret = 'a'; break; 1178f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: ret = 'c'; break; 1179f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1180f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1181f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getBinding()) { 1182f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STB_GLOBAL: ret = ::toupper(ret); break; 1183f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STB_WEAK: 1184f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (getSymbolTableIndex(symb) == ELF::SHN_UNDEF) 1185f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'w'; 1186f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1187f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->getType() == ELF::STT_OBJECT) 1188f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'V'; 1189f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1190f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'W'; 1191f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1192f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1193f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ret == '?' && symb->getType() == ELF::STT_SECTION) { 1194f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef name; 1195f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (error_code ec = getSymbolName(Symb, name)) 1196f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ec; 1197f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = StringSwitch<char>(name) 1198f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .StartsWith(".debug", 'N') 1199f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .StartsWith(".note", 'n') 1200f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .Default('?'); 1201f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1202f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1203f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1204f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = ret; 1205f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1206f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1207f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1208ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1209ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolType(DataRefImpl Symb, 1210ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SymbolRef::Type &Result) const { 1211f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1212f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1213f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1214f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 12152c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_NOTYPE: 12162c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result = SymbolRef::ST_Unknown; 12172c67727046234ad9702ab5acb72700b5ac99a676David Meyer break; 1218f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 1219f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Debug; 1220f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1221f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FILE: 1222f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_File; 1223f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1224f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 1225f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Function; 1226f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1227f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 12282c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_COMMON: 12292c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_TLS: 1230f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Data; 1231f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1232f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1233f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Other; 1234f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1235f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1236f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1237f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1238f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1239ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1240ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolFlags(DataRefImpl Symb, 1241ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint32_t &Result) const { 1242f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1243f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1244f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1245c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result = SymbolRef::SF_None; 1246f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1247c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getBinding() != ELF::STB_LOCAL) 1248c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Global; 1249f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1250c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getBinding() == ELF::STB_WEAK) 1251c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Weak; 1252c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer 1253c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->st_shndx == ELF::SHN_ABS) 1254c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Absolute; 1255c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer 1256c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getType() == ELF::STT_FILE || 1257c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer symb->getType() == ELF::STT_SECTION) 1258c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_FormatSpecific; 1259f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 12602c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (getSymbolTableIndex(symb) == ELF::SHN_UNDEF) 12612c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_Undefined; 12622c67727046234ad9702ab5acb72700b5ac99a676David Meyer 12632c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (symb->getType() == ELF::STT_COMMON || 12642c67727046234ad9702ab5acb72700b5ac99a676David Meyer getSymbolTableIndex(symb) == ELF::SHN_COMMON) 12652c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_Common; 12662c67727046234ad9702ab5acb72700b5ac99a676David Meyer 12672c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (symb->getType() == ELF::STT_TLS) 12682c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_ThreadLocal; 12692c67727046234ad9702ab5acb72700b5ac99a676David Meyer 1270f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1271f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1272f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1273ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1274ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolSection(DataRefImpl Symb, 1275ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer section_iterator &Res) const { 1276f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1277f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1278f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(symb); 1279f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!sec) 1280f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Res = end_sections(); 1281f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else { 1282f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl Sec; 1283f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Sec.p = reinterpret_cast<intptr_t>(sec); 1284f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Res = section_iterator(SectionRef(Sec, this)); 1285f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1286f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1287f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1288f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1289ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1290ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolValue(DataRefImpl Symb, 1291ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Val) const { 1292a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover validateSymbol(Symb); 1293a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover const Elf_Sym *symb = getSymbol(Symb); 1294a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover Val = symb->st_value; 1295a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover return object_error::success; 1296a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover} 1297a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover 1298ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1299ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionNext(DataRefImpl Sec, 1300ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SectionRef &Result) const { 1301f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint8_t *sec = reinterpret_cast<const uint8_t *>(Sec.p); 1302f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky sec += Header->e_shentsize; 1303f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Sec.p = reinterpret_cast<intptr_t>(sec); 1304f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SectionRef(Sec, this); 1305f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1306f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1307f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1308ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1309ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionName(DataRefImpl Sec, 1310ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 1311f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1312f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = StringRef(getString(dot_shstrtab_sec, sec->sh_name)); 1313f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1314f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1315f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1316ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1317ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionAddress(DataRefImpl Sec, 1318ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1319f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1320f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_addr; 1321f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1322f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1323f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1324ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1325ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionSize(DataRefImpl Sec, 1326ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1327f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1328f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_size; 1329f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1330f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1331f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1332ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1333ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionContents(DataRefImpl Sec, 1334ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 1335f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 133677c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer const char *start = (const char*)base() + sec->sh_offset; 133777c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer Result = StringRef(start, sec->sh_size); 133877c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer return object_error::success; 1339f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1340f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1341ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1342ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionContents(const Elf_Shdr *Sec, 1343ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 134477c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer const char *start = (const char*)base() + Sec->sh_offset; 134577c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer Result = StringRef(start, Sec->sh_size); 13469dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return object_error::success; 13479dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 13489dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 1349ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1350ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionAlignment(DataRefImpl Sec, 1351ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1352f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1353f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_addralign; 1354f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1355f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1356f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1357ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1358ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionText(DataRefImpl Sec, 1359ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1360f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1361f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & ELF::SHF_EXECINSTR) 1362f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = true; 1363f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1364f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1365f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1366f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1367f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1368ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1369ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionData(DataRefImpl Sec, 1370ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1371f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1372f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & (ELF::SHF_ALLOC | ELF::SHF_WRITE) 1373f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && sec->sh_type == ELF::SHT_PROGBITS) 1374f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = true; 1375f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1376f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1377f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1378f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1379f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1380ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1381ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionBSS(DataRefImpl Sec, 1382ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1383f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1384f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & (ELF::SHF_ALLOC | ELF::SHF_WRITE) 1385f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && sec->sh_type == ELF::SHT_NOBITS) 1386c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1387c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1388c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1389c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1390c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1391c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1392ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1393ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionRequiredForExecution( 1394ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Sec, bool &Result) const { 1395c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1396c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd if (sec->sh_flags & ELF::SHF_ALLOC) 1397c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1398c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1399c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1400c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1401c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1402c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1403ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1404ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionVirtual(DataRefImpl Sec, 1405ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1406c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1407c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd if (sec->sh_type == ELF::SHT_NOBITS) 1408c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1409c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1410c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1411c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1412c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1413c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1414ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1415ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionZeroInit(DataRefImpl Sec, 1416ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1417c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1418c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd // For ELF, all zero-init sections are virtual (that is, they occupy no space 1419c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd // in the object image) and vice versa. 14205b712efd9a4d29119ce136d46a23454bdc103f68Rafael Espindola Result = sec->sh_type == ELF::SHT_NOBITS; 1421f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1422f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1423f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1424ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1425ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionReadOnlyData(DataRefImpl Sec, 1426ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 14273a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 14283a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor if (sec->sh_flags & ELF::SHF_WRITE || sec->sh_flags & ELF::SHF_EXECINSTR) 14293a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor Result = false; 14303a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor else 14313a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor Result = true; 14323a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor return object_error::success; 14333a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor} 14343a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor 1435ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1436ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::sectionContainsSymbol(DataRefImpl Sec, 1437ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Symb, 1438ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 143919d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher validateSymbol(Symb); 144019d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher 144119d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 144219d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher const Elf_Sym *symb = getSymbol(Symb); 144319d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher 144419d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher unsigned shndx = symb->st_shndx; 144519d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher bool Reserved = shndx >= ELF::SHN_LORESERVE 144619d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher && shndx <= ELF::SHN_HIRESERVE; 144719d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher 144819d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher Result = !Reserved && (sec == getSection(symb->st_shndx)); 1449f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1450f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1451f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1452ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1453ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerrelocation_iterator 1454ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSectionRelBegin(DataRefImpl Sec) const { 1455f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl RelData; 1456f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1457f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::const_iterator ittr = SectionRelocMap.find(sec); 1458f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec != 0 && ittr != SectionRelocMap.end()) { 1459f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.a = getSection(ittr->second[0])->sh_info; 1460f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.b = ittr->second[0]; 1461f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.c = 0; 1462f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1463f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return relocation_iterator(RelocationRef(RelData, this)); 1464f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1465f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1466ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1467ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerrelocation_iterator 1468ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSectionRelEnd(DataRefImpl Sec) const { 1469f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl RelData; 1470f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1471f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::const_iterator ittr = SectionRelocMap.find(sec); 1472f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec != 0 && ittr != SectionRelocMap.end()) { 1473f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Get the index of the last relocation section for this section. 1474f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::size_t relocsecindex = ittr->second[ittr->second.size() - 1]; 1475f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *relocsec = getSection(relocsecindex); 1476f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.a = relocsec->sh_info; 1477f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.b = relocsecindex; 1478f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.c = relocsec->sh_size / relocsec->sh_entsize; 1479f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1480f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return relocation_iterator(RelocationRef(RelData, this)); 1481f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1482f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1483f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// Relocations 1484ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1485ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationNext(DataRefImpl Rel, 1486ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer RelocationRef &Result) const { 1487f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++Rel.w.c; 1488f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *relocsec = getSection(Rel.w.b); 1489f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Rel.w.c >= (relocsec->sh_size / relocsec->sh_entsize)) { 1490f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // We have reached the end of the relocations for this section. See if there 1491f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // is another relocation section. 1492f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::mapped_type relocseclist = 1493f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionRelocMap.lookup(getSection(Rel.w.a)); 1494f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1495f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Do a binary search for the current reloc section index (which must be 1496f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // present). Then get the next one. 1497f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::mapped_type::const_iterator loc = 1498f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::lower_bound(relocseclist.begin(), relocseclist.end(), Rel.w.b); 1499f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++loc; 1500f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1501f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // If there is no next one, don't do anything. The ++Rel.w.c above sets Rel 1502f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // to the end iterator. 1503f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (loc != relocseclist.end()) { 1504f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Rel.w.b = *loc; 1505f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Rel.w.a = 0; 1506f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1507f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1508f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = RelocationRef(Rel, this); 1509f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1510f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1511f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1512ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1513ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationSymbol(DataRefImpl Rel, 1514ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SymbolRef &Result) const { 1515f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint32_t symbolIdx; 1516f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1517f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1518f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1519f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1520f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1521d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola symbolIdx = getRel(Rel)->getSymbol(isMips64EL()); 1522f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1523f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1524f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1525d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola symbolIdx = getRela(Rel)->getSymbol(isMips64EL()); 1526f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1527f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1528f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1529f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 1530f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky IndexMap_t::const_iterator it = SymbolTableSectionsIndexMap.find(sec->sh_link); 1531f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (it == SymbolTableSectionsIndexMap.end()) 1532f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Relocation symbol table not found!"); 1533f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = symbolIdx; 1534f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = it->second; 1535f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef(SymbolData, this); 1536f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1537f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1538f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1539ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1540ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationAddress(DataRefImpl Rel, 1541ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1542956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola assert((Header->e_type == ELF::ET_EXEC || Header->e_type == ELF::ET_DYN) && 1543956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola "Only executable and shared objects files have addresses"); 1544956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola Result = getROffset(Rel); 1545f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1546f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1547f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1548ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1549ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationOffset(DataRefImpl Rel, 1550ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1551956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola assert(Header->e_type == ELF::ET_REL && 1552956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola "Only relocatable object files have relocation offsets"); 1553956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola Result = getROffset(Rel); 1554956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola return object_error::success; 1555956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola} 1556956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola 1557956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindolatemplate<class ELFT> 1558956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindolauint64_t ELFObjectFile<ELFT>::getROffset(DataRefImpl Rel) const { 1559f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1560f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1561956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola default: 1562956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola report_fatal_error("Invalid section type in Rel!"); 1563956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola case ELF::SHT_REL: 1564956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola return getRel(Rel)->r_offset; 1565956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola case ELF::SHT_RELA: 1566956ca7265c697107708468b7e1b2fd21f4185baeRafael Espindola return getRela(Rel)->r_offset; 1567f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1568f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1569f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1570ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1571ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationType(DataRefImpl Rel, 1572ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1573f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1574f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1575f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1576f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1577f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1578d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola Result = getRel(Rel)->getType(isMips64EL()); 1579f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1580f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1581f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1582d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola Result = getRela(Rel)->getType(isMips64EL()); 1583f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1584f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1585f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1586f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1587f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1588f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1589f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#define LLVM_ELF_SWITCH_RELOC_TYPE_NAME(enum) \ 1590346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck case ELF::enum: Res = #enum; break; 1591f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1592ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1593346801a5c6e1542bd69d951f95efd9e582e9d348Nico RieckStringRef ELFObjectFile<ELFT>::getRelocationTypeName(uint32_t Type) const { 1594346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck StringRef Res = "Unknown"; 1595f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Header->e_machine) { 1596f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 1597346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 1598f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_NONE); 1599f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_64); 1600f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC32); 1601f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOT32); 1602f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PLT32); 1603f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_COPY); 1604f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GLOB_DAT); 1605f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_JUMP_SLOT); 1606f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_RELATIVE); 1607f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPCREL); 1608f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_32); 1609f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_32S); 1610f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_16); 1611f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC16); 1612f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_8); 1613f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC8); 1614f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPMOD64); 1615f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPOFF64); 1616f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TPOFF64); 1617f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSGD); 1618f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSLD); 1619f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPOFF32); 1620f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTTPOFF); 1621f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TPOFF32); 1622f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC64); 1623f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTOFF64); 1624f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPC32); 1625a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOT64); 1626a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPCREL64); 1627a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPC64); 1628a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPLT64); 1629a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PLTOFF64); 1630f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_SIZE32); 1631f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_SIZE64); 1632f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPC32_TLSDESC); 1633f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSDESC_CALL); 1634f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSDESC); 1635a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_IRELATIVE); 1636346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 1637f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1638f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1639f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 1640346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 1641f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_NONE); 1642f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_32); 1643f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC32); 1644f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOT32); 1645f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PLT32); 1646f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_COPY); 1647f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GLOB_DAT); 1648f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_JUMP_SLOT); 1649f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_RELATIVE); 1650f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOTOFF); 1651f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOTPC); 1652f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_32PLT); 1653f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_TPOFF); 1654f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_IE); 1655f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GOTIE); 1656f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LE); 1657f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD); 1658f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM); 1659f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_16); 1660f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC16); 1661f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_8); 1662f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC8); 1663f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_32); 1664f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_PUSH); 1665f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_CALL); 1666f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_POP); 1667f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_32); 1668f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_PUSH); 1669f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_CALL); 1670f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_POP); 1671f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDO_32); 1672f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_IE_32); 1673f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LE_32); 1674f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DTPMOD32); 1675f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DTPOFF32); 1676f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_TPOFF32); 1677f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GOTDESC); 1678f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DESC_CALL); 1679f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DESC); 1680f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_IRELATIVE); 1681346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 1682f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1683f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1684732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter case ELF::EM_MIPS: 1685346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 1686732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_NONE); 1687732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_16); 1688732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_32); 1689732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_REL32); 1690732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_26); 1691732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_HI16); 1692732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_LO16); 1693732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GPREL16); 1694732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_LITERAL); 1695732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT16); 1696732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_PC16); 1697732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_CALL16); 1698732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GPREL32); 1699732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SHIFT5); 1700732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SHIFT6); 1701732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_64); 1702732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_DISP); 1703732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_PAGE); 1704732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_OFST); 1705732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_HI16); 1706732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_LO16); 1707732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SUB); 1708732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_INSERT_A); 1709732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_INSERT_B); 1710732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_DELETE); 1711732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_HIGHER); 1712732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_HIGHEST); 1713732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_CALL_HI16); 1714732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_CALL_LO16); 1715732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SCN_DISP); 1716732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_REL16); 1717732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_ADD_IMMEDIATE); 1718732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_PJUMP); 1719732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_RELGOT); 1720732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_JALR); 1721732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPMOD32); 1722732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL32); 1723732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPMOD64); 1724732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL64); 1725732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_GD); 1726732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_LDM); 1727732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL_HI16); 1728732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL_LO16); 1729732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_GOTTPREL); 1730732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL32); 1731732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL64); 1732732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL_HI16); 1733732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL_LO16); 1734732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GLOB_DAT); 1735732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_COPY); 1736732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_JUMP_SLOT); 1737a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_NUM); 1738346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 1739732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter } 1740732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter break; 174172062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 1742346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 174372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_NONE); 174472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ABS64); 174572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ABS32); 174672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ABS16); 174772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_PREL64); 174872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_PREL32); 174972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_PREL16); 175072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G0); 175172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G0_NC); 175272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G1); 175372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G1_NC); 175472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G2); 175572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G2_NC); 175672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G3); 175772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_SABS_G0); 175872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_SABS_G1); 175972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_SABS_G2); 176072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LD_PREL_LO19); 176172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADR_PREL_LO21); 176272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADR_PREL_PG_HI21); 176372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADD_ABS_LO12_NC); 176472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST8_ABS_LO12_NC); 176572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TSTBR14); 176672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_CONDBR19); 176772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_JUMP26); 176872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_CALL26); 176972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST16_ABS_LO12_NC); 177072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST32_ABS_LO12_NC); 177172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST64_ABS_LO12_NC); 177272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST128_ABS_LO12_NC); 177372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADR_GOT_PAGE); 177472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LD64_GOT_LO12_NC); 177572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G2); 177672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G1); 177772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G1_NC); 177872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G0); 177972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G0_NC); 178072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_ADD_DTPREL_HI12); 178172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_ADD_DTPREL_LO12); 178272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC); 178372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST8_DTPREL_LO12); 178472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC); 178572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST16_DTPREL_LO12); 178672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC); 178772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST32_DTPREL_LO12); 178872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC); 178972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST64_DTPREL_LO12); 179072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC); 179172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_MOVW_GOTTPREL_G1); 179272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC); 179372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21); 179472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC); 179572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_LD_GOTTPREL_PREL19); 179672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G2); 179772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G1); 179872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G1_NC); 179972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G0); 180072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G0_NC); 180172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_ADD_TPREL_HI12); 180272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_ADD_TPREL_LO12); 180372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_ADD_TPREL_LO12_NC); 180472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST8_TPREL_LO12); 180572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST8_TPREL_LO12_NC); 180672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST16_TPREL_LO12); 180772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST16_TPREL_LO12_NC); 180872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST32_TPREL_LO12); 180972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST32_TPREL_LO12_NC); 181072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST64_TPREL_LO12); 181172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST64_TPREL_LO12_NC); 181272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_ADR_PAGE); 181372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_LD64_LO12_NC); 181472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_ADD_LO12_NC); 181572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_CALL); 1816346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 181772062f5744557e270a38192554c3126ea5f97434Tim Northover } 181872062f5744557e270a38192554c3126ea5f97434Tim Northover break; 18194b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien case ELF::EM_ARM: 1820346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 18214b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_NONE); 18224b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PC24); 18234b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS32); 18244b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_REL32); 18254b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G0); 18264b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS16); 18274b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS12); 18284b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_ABS5); 18294b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS8); 18304b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_SBREL32); 18314b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_CALL); 18324b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_PC8); 18334b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BREL_ADJ); 18344b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DESC); 18354b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_SWI8); 18364b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_XPC25); 18374b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_XPC22); 18384b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DTPMOD32); 18394b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DTPOFF32); 18404b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_TPOFF32); 18414b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_COPY); 18424b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GLOB_DAT); 18434b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_JUMP_SLOT); 18444b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_RELATIVE); 18454b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTOFF32); 18464b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BASE_PREL); 18474b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_BREL); 18484b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PLT32); 18494b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_CALL); 18504b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_JUMP24); 18514b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP24); 18524b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BASE_ABS); 18534b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_7_0); 18544b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_15_8); 18554b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_23_15); 18564b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SBREL_11_0_NC); 18574b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SBREL_19_12_NC); 18584b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SBREL_27_20_CK); 18594b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TARGET1); 18604b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_SBREL31); 18614b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_V4BX); 18624b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TARGET2); 18634b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PREL31); 18644b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_ABS_NC); 18654b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_ABS); 18664b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_PREL_NC); 18674b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_PREL); 18684b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_ABS_NC); 18694b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_ABS); 18704b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_PREL_NC); 18714b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_PREL); 18724b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP19); 18734b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP6); 18744b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_ALU_PREL_11_0); 18754b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_PC12); 18764b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS32_NOI); 18774b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_REL32_NOI); 18784b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G0_NC); 18794b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G0); 18804b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G1_NC); 18814b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G1); 18824b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G2); 18834b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G1); 18844b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G2); 18854b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G0); 18864b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G1); 18874b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G2); 18884b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G0); 18894b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G1); 18904b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G2); 18914b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G0_NC); 18924b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G0); 18934b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G1_NC); 18944b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G1); 18954b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G2); 18964b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G0); 18974b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G1); 18984b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G2); 18994b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G0); 19004b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G1); 19014b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G2); 19024b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G0); 19034b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G1); 19044b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G2); 19054b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_BREL_NC); 19064b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_BREL); 19074b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_BREL); 19084b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_BREL_NC); 19094b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_BREL); 19104b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_BREL); 19114b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_GOTDESC); 19124b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_CALL); 19134b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DESCSEQ); 19144b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_CALL); 19154b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PLT32_ABS); 19164b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_ABS); 19174b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_PREL); 19184b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_BREL12); 19194b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTOFF12); 19204b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTRELAX); 19214b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GNU_VTENTRY); 19224b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GNU_VTINHERIT); 19234b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP11); 19244b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP8); 19254b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_GD32); 19264b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDM32); 19274b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDO32); 19284b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_IE32); 19294b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LE32); 19304b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDO12); 19314b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LE12); 19324b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_IE12GP); 19334b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_0); 19344b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_1); 19354b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_2); 19364b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_3); 19374b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_4); 19384b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_5); 19394b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_6); 19404b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_7); 19414b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_8); 19424b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_9); 19434b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_10); 19444b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_11); 19454b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_12); 19464b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_13); 19474b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_14); 19484b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_15); 19494b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ME_TOO); 19504b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_DESCSEQ16); 19514b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_DESCSEQ32); 1952346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 19534b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien } 19544b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien break; 195550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 1956346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 195750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_NONE); 195850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B22_PCREL); 195950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B15_PCREL); 196050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B7_PCREL); 196150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_LO16); 196250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_HI16); 196350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32); 196450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_16); 196550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_8); 196650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_0); 196750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_1); 196850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_2); 196950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_3); 197050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_HL16); 197150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B13_PCREL); 197250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B9_PCREL); 197350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B32_PCREL_X); 197450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32_6_X); 197550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B22_PCREL_X); 197650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B15_PCREL_X); 197750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B13_PCREL_X); 197850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B9_PCREL_X); 197950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B7_PCREL_X); 198050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_16_X); 198150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_12_X); 198250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_11_X); 198350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_10_X); 198450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_9_X); 198550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_8_X); 198650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_7_X); 198750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_6_X); 198850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32_PCREL); 198950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_COPY); 199050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GLOB_DAT); 199150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_JMP_SLOT); 199250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_RELATIVE); 199350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_PLT_B22_PCREL); 199450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_LO16); 199550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_HI16); 199650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_32); 199750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_LO16); 199850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_HI16); 199950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_32); 200050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_16); 200150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPMOD_32); 200250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_LO16); 200350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_HI16); 200450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_32); 200550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_16); 200650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_PLT_B22_PCREL); 200750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_LO16); 200850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_HI16); 200950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_32); 201050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_16); 201150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_LO16); 201250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_HI16); 201350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_32); 201450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_LO16); 201550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_HI16); 201650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_32); 201750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_16); 201850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_LO16); 201950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_HI16); 202050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_32); 202150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_16); 202250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_6_PCREL_X); 202350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_32_6_X); 202450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_16_X); 202550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_11_X); 202650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_32_6_X); 202750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_16_X); 202850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_11_X); 202950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_32_6_X); 203050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_16_X); 203150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_11_X); 203250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_32_6_X); 203350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_16_X); 203450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_11_X); 203550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_32_6_X); 203650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_16_X); 203750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_32_6_X); 203850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_16_X); 203950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_11_X); 204050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_32_6_X); 204150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_16_X); 204250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_11_X); 2043346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 204450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow } 204550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow break; 2046a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck case ELF::EM_PPC: 2047a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck switch (Type) { 2048a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_NONE); 2049a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR32); 2050a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR24); 2051a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR16); 2052a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR16_LO); 2053a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR16_HI); 2054a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR16_HA); 2055a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR14); 2056a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR14_BRTAKEN); 2057a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR14_BRNTAKEN); 2058a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_REL24); 2059a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_REL14); 2060a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_REL14_BRTAKEN); 2061a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_REL14_BRNTAKEN); 2062a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_REL32); 2063a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_TPREL16_LO); 2064a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_TPREL16_HA); 2065a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck default: break; 2066a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck } 2067a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck break; 2068a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck case ELF::EM_PPC64: 2069a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck switch (Type) { 2070a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_NONE); 2071a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR32); 2072c37077af7bfdc22da2d267eee7905927dd5fdd17Ulrich Weigand LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR24); 2073c37077af7bfdc22da2d267eee7905927dd5fdd17Ulrich Weigand LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16); 2074a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_LO); 2075a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_HI); 2076c37077af7bfdc22da2d267eee7905927dd5fdd17Ulrich Weigand LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_HA); 2077a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR14); 2078c37077af7bfdc22da2d267eee7905927dd5fdd17Ulrich Weigand LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR14_BRTAKEN); 2079c37077af7bfdc22da2d267eee7905927dd5fdd17Ulrich Weigand LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR14_BRNTAKEN); 2080a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_REL24); 2081c37077af7bfdc22da2d267eee7905927dd5fdd17Ulrich Weigand LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_REL14); 2082c37077af7bfdc22da2d267eee7905927dd5fdd17Ulrich Weigand LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_REL14_BRTAKEN); 2083c37077af7bfdc22da2d267eee7905927dd5fdd17Ulrich Weigand LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_REL14_BRNTAKEN); 2084a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_REL32); 2085a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR64); 2086a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_HIGHER); 2087a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_HIGHEST); 2088a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_REL64); 2089a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC16); 2090a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC16_LO); 2091a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC16_HA); 2092a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC); 2093a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_DS); 2094a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_LO_DS); 2095a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC16_DS); 2096a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC16_LO_DS); 2097a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TLS); 2098a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TPREL16_LO); 2099a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TPREL16_HA); 2100a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_DTPREL16_LO); 2101a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_DTPREL16_HA); 2102a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TLSGD16_LO); 2103a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TLSGD16_HA); 2104a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TLSLD16_LO); 2105a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TLSLD16_HA); 2106a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TPREL16_LO_DS); 2107a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TPREL16_HA); 2108a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TLSGD); 2109a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TLSLD); 2110a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck default: break; 2111a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck } 2112a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck break; 2113820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford case ELF::EM_S390: 2114820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford switch (Type) { 2115820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_NONE); 2116820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_8); 2117820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_12); 2118820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_16); 2119820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_32); 2120820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PC32); 2121820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOT12); 2122820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOT32); 2123820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PLT32); 2124820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_COPY); 2125820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GLOB_DAT); 2126820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_JMP_SLOT); 2127820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_RELATIVE); 2128820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTOFF); 2129820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTPC); 2130820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOT16); 2131820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PC16); 2132820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PC16DBL); 2133820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PLT16DBL); 2134820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PC32DBL); 2135820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PLT32DBL); 2136820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTPCDBL); 2137820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_64); 2138820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PC64); 2139820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOT64); 2140820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PLT64); 2141820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTENT); 2142820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTOFF16); 2143820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTOFF64); 2144820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTPLT12); 2145820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTPLT16); 2146820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTPLT32); 2147820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTPLT64); 2148820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTPLTENT); 2149820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PLTOFF16); 2150820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PLTOFF32); 2151820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_PLTOFF64); 2152820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_LOAD); 2153820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_GDCALL); 2154820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_LDCALL); 2155820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_GD32); 2156820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_GD64); 2157820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_GOTIE12); 2158820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_GOTIE32); 2159820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_GOTIE64); 2160820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_LDM32); 2161820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_LDM64); 2162820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_IE32); 2163820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_IE64); 2164820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_IEENT); 2165820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_LE32); 2166820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_LE64); 2167820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_LDO32); 2168820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_LDO64); 2169820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_DTPMOD); 2170820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_DTPOFF); 2171820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_TPOFF); 2172820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_20); 2173820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOT20); 2174820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_GOTPLT20); 2175820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_TLS_GOTIE20); 2176820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_390_IRELATIVE); 2177820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford default: break; 2178820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford } 2179820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford break; 2180346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 2181f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2182346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck return Res; 2183f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2184f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2185f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#undef LLVM_ELF_SWITCH_RELOC_TYPE_NAME 2186f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2187ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2188346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieckerror_code ELFObjectFile<ELFT>::getRelocationTypeName( 2189346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck DataRefImpl Rel, SmallVectorImpl<char> &Result) const { 2190346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck const Elf_Shdr *sec = getSection(Rel.w.b); 2191346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck uint32_t type; 2192346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (sec->sh_type) { 2193346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default : 2194346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck return object_error::parse_failed; 2195346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck case ELF::SHT_REL : { 2196346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck type = getRel(Rel)->getType(isMips64EL()); 2197346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck break; 2198346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck } 2199346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck case ELF::SHT_RELA : { 2200346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck type = getRela(Rel)->getType(isMips64EL()); 2201346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck break; 2202346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck } 2203346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck } 2204346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2205346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck if (!isMips64EL()) { 2206346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck StringRef Name = getRelocationTypeName(type); 2207346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(Name.begin(), Name.end()); 2208346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck } else { 2209346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck uint8_t Type1 = (type >> 0) & 0xFF; 2210346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck uint8_t Type2 = (type >> 8) & 0xFF; 2211346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck uint8_t Type3 = (type >> 16) & 0xFF; 2212346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2213346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck // Concat all three relocation type names. 2214346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck StringRef Name = getRelocationTypeName(Type1); 2215346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(Name.begin(), Name.end()); 2216346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2217346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Name = getRelocationTypeName(Type2); 2218346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(1, '/'); 2219346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(Name.begin(), Name.end()); 2220346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2221346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Name = getRelocationTypeName(Type3); 2222346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(1, '/'); 2223346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(Name.begin(), Name.end()); 2224346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck } 2225346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2226346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck return object_error::success; 2227346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck} 2228346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2229346801a5c6e1542bd69d951f95efd9e582e9d348Nico Riecktemplate<class ELFT> 2230ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationAdditionalInfo( 2231ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Rel, int64_t &Result) const { 2232f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 2233f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 2234f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 2235f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 2236f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 2237f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = 0; 2238f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2239f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2240f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 2241f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getRela(Rel)->r_addend; 2242f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2243f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2244f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2245f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2246f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2247ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2248ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationValueString( 2249ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Rel, SmallVectorImpl<char> &Result) const { 2250f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 2251f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint8_t type; 2252f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef res; 2253f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky int64_t addend = 0; 2254f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint16_t symbol_index = 0; 2255f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 2256033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky default: 2257f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::parse_failed; 2258033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::SHT_REL: { 2259d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola type = getRel(Rel)->getType(isMips64EL()); 2260d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola symbol_index = getRel(Rel)->getSymbol(isMips64EL()); 2261f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // TODO: Read implicit addend from section data. 2262f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 2263f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2264033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::SHT_RELA: { 2265d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola type = getRela(Rel)->getType(isMips64EL()); 2266d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola symbol_index = getRela(Rel)->getSymbol(isMips64EL()); 2267f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky addend = getRela(Rel)->r_addend; 2268f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 2269f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2270f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2271f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getEntry<Elf_Sym>(sec->sh_link, symbol_index); 2272f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef symname; 2273dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (error_code ec = getSymbolName(getSection(sec->sh_link), symb, symname)) 2274f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ec; 2275f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Header->e_machine) { 2276f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2277f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (type) { 2278033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_PC8: 2279033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_PC16: 2280f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::R_X86_64_PC32: { 2281f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::string fmtbuf; 2282f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky raw_string_ostream fmt(fmtbuf); 2283f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky fmt << symname << (addend < 0 ? "" : "+") << addend << "-P"; 2284f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky fmt.flush(); 2285f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result.append(fmtbuf.begin(), fmtbuf.end()); 2286f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2287033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky break; 2288033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_8: 2289033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_16: 2290033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_32: 2291033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_32S: 2292033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_64: { 2293033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky std::string fmtbuf; 2294033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky raw_string_ostream fmt(fmtbuf); 2295033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky fmt << symname << (addend < 0 ? "" : "+") << addend; 2296033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky fmt.flush(); 2297033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky Result.append(fmtbuf.begin(), fmtbuf.end()); 2298033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky } 2299f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 2300f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2301f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 2302f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2303f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 230472062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 23054b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien case ELF::EM_ARM: 230650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 230750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow res = symname; 230850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow break; 2309f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2310f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 2311f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2312f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Result.empty()) 2313f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result.append(res.begin(), res.end()); 2314f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2315f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2316f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2317dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer// Verify that the last byte in the string table in a null. 2318ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2319ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::VerifyStrTab(const Elf_Shdr *sh) const { 2320dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer const char *strtab = (const char*)base() + sh->sh_offset; 2321dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (strtab[sh->sh_size - 1] != 0) 2322dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 2323dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("String table must end with a null terminator!"); 2324dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 2325dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2326ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2327ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::ELFObjectFile(MemoryBuffer *Object, error_code &ec) 232834461e554ac359cee140434a01facefd25f720f1Michael J. Spencer : ObjectFile(getELFType( 232934461e554ac359cee140434a01facefd25f720f1Michael J. Spencer static_cast<endianness>(ELFT::TargetEndianness) == support::little, 233034461e554ac359cee140434a01facefd25f720f1Michael J. Spencer ELFT::Is64Bits), 23312c6f997290f589b80da903e33718175666557dd7Rafael Espindola Object) 2332f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , isDyldELFObject(false) 2333f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , SectionHeaderTable(0) 2334f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , dot_shstrtab_sec(0) 2335dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer , dot_strtab_sec(0) 23365c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer , dot_dynstr_sec(0) 233797f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer , dot_dynamic_sec(0) 23382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_sec(0) 23392d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_r_sec(0) 23402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_d_sec(0) 23412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dt_soname(0) 23422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer { 2343f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2344f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t FileSize = Data->getBufferSize(); 2345f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2346f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sizeof(Elf_Ehdr) > FileSize) 2347f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2348f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("File too short!"); 2349f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2350f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Header = reinterpret_cast<const Elf_Ehdr *>(base()); 2351f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2352f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shoff == 0) 2353f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return; 2354f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2355f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t SectionTableOffset = Header->e_shoff; 2356f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2357f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionTableOffset + sizeof(Elf_Shdr) > FileSize) 2358f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2359f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Section header table goes past end of file!"); 2360f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2361f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // The getNumSections() call below depends on SectionHeaderTable being set. 2362f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionHeaderTable = 2363f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky reinterpret_cast<const Elf_Shdr *>(base() + SectionTableOffset); 2364f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t SectionTableSize = getNumSections() * Header->e_shentsize; 2365f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2366f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionTableOffset + SectionTableSize > FileSize) 2367f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2368f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Section table goes past end of file!"); 2369f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2370f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // To find the symbol tables we walk the section table to find SHT_SYMTAB. 2371f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr* SymbolTableSectionHeaderIndex = 0; 2372f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr* sh = SectionHeaderTable; 2373dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2374dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Reserve SymbolTableSections[0] for .dynsym 2375dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSections.push_back(NULL); 2376dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2377f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (uint64_t i = 0, e = getNumSections(); i != e; ++i) { 23782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer switch (sh->sh_type) { 23792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_SYMTAB_SHNDX: { 2380f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SymbolTableSectionHeaderIndex) 2381f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2382f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("More than one .symtab_shndx!"); 2383f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionHeaderIndex = sh; 23842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2385f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 23862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_SYMTAB: { 2387f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionsIndexMap[i] = SymbolTableSections.size(); 2388f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSections.push_back(sh); 23892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2390f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 23912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_DYNSYM: { 2392dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections[0] != NULL) 2393dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 2394dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("More than one .dynsym!"); 2395dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSectionsIndexMap[i] = 0; 2396dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSections[0] = sh; 23972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2398dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 23992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_REL: 24002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_RELA: { 2401f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionRelocMap[getSection(sh->sh_info)].push_back(i); 24022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2403f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 24042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_DYNAMIC: { 24055c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (dot_dynamic_sec != NULL) 24065c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // FIXME: Proper error handling. 24075c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("More than one .dynamic!"); 24085c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer dot_dynamic_sec = sh; 24092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 24102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 24112d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_versym: { 24122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_sec != NULL) 24132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 24142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version section!"); 24152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_sec = sh; 24162d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 24172d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 24182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_verdef: { 24192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_d_sec != NULL) 24202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 24212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version_d section!"); 24222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_d_sec = sh; 24232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 24242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 24252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_verneed: { 24262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_r_sec != NULL) 24272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 24282d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version_r section!"); 24292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_r_sec = sh; 24302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 24312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 24325c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } 2433f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++sh; 2434f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2435f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2436f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Sort section relocation lists by index. 2437f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (typename RelocMap_t::iterator i = SectionRelocMap.begin(), 2438f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky e = SectionRelocMap.end(); i != e; ++i) { 2439f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::sort(i->second.begin(), i->second.end()); 2440f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2441f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2442f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Get string table sections. 2443f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky dot_shstrtab_sec = getSection(getStringTableIndex()); 2444f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (dot_shstrtab_sec) { 2445f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Verify that the last byte in the string table in a null. 2446dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_shstrtab_sec); 2447f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2448f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2449f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Merge this into the above loop. 2450f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (const char *i = reinterpret_cast<const char *>(SectionHeaderTable), 2451f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky *e = i + getNumSections() * Header->e_shentsize; 2452f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky i != e; i += Header->e_shentsize) { 2453f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sh = reinterpret_cast<const Elf_Shdr*>(i); 2454f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sh->sh_type == ELF::SHT_STRTAB) { 2455f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef SectionName(getString(dot_shstrtab_sec, sh->sh_name)); 2456f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionName == ".strtab") { 2457f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (dot_strtab_sec != 0) 2458f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2459f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Already found section named .strtab!"); 2460f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky dot_strtab_sec = sh; 2461dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_strtab_sec); 2462dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else if (SectionName == ".dynstr") { 2463dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (dot_dynstr_sec != 0) 2464dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 2465dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("Already found section named .dynstr!"); 2466dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer dot_dynstr_sec = sh; 2467dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_dynstr_sec); 2468f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2469f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2470f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2471f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2472f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Build symbol name side-mapping if there is one. 2473f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SymbolTableSectionHeaderIndex) { 2474f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Word *ShndxTable = reinterpret_cast<const Elf_Word*>(base() + 2475f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionHeaderIndex->sh_offset); 2476f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky error_code ec; 2477f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (symbol_iterator si = begin_symbols(), 2478f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky se = end_symbols(); si != se; si.increment(ec)) { 2479f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ec) 2480f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Fewer extended symbol table entries than symbols!"); 2481f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (*ShndxTable != ELF::SHN_UNDEF) 2482f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ExtendedSymbolTable[getSymbol(si->getRawDataRefImpl())] = *ShndxTable; 2483f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++ShndxTable; 2484f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2485f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2486f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2487f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2488f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran// Get the symbol table index in the symtab section given a symbol 2489ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2490ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spenceruint64_t ELFObjectFile<ELFT>::getSymbolIndex(const Elf_Sym *Sym) const { 2491f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran assert(SymbolTableSections.size() == 1 && "Only one symbol table supported!"); 2492f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran const Elf_Shdr *SymTab = *SymbolTableSections.begin(); 2493f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uintptr_t SymLoc = uintptr_t(Sym); 2494f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uintptr_t SymTabLoc = uintptr_t(base() + SymTab->sh_offset); 2495f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran assert(SymLoc > SymTabLoc && "Symbol not in symbol table!"); 2496f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uint64_t SymOffset = SymLoc - SymTabLoc; 2497f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran assert(SymOffset % SymTab->sh_entsize == 0 && 2498f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran "Symbol not multiple of symbol size!"); 2499f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran return SymOffset / SymTab->sh_entsize; 2500f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran} 2501f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran 2502ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2503ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::begin_symbols() const { 2504f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 2505dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections.size() <= 1) { 2506f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2507f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2508f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } else { 2509f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = 1; // The 0th symbol in ELF is fake. 2510dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = 1; // The 0th table is .dynsym 2511f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2512f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symbol_iterator(SymbolRef(SymbolData, this)); 2513f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2514f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2515ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2516ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::end_symbols() const { 2517f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 2518f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2519f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2520f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symbol_iterator(SymbolRef(SymbolData, this)); 2521f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2522f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2523ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2524ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::begin_dynamic_symbols() const { 2525dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer DataRefImpl SymbolData; 2526dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections[0] == NULL) { 2527dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2528dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2529dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else { 2530dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = 1; // The 0th symbol in ELF is fake. 2531dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = 0; // The 0th table is .dynsym 2532dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 2533dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return symbol_iterator(SymbolRef(SymbolData, this)); 2534dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 2535dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2536ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2537ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::end_dynamic_symbols() const { 2538dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer DataRefImpl SymbolData; 2539dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2540dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2541dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return symbol_iterator(SymbolRef(SymbolData, this)); 2542dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 2543dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2544ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2545ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersection_iterator ELFObjectFile<ELFT>::begin_sections() const { 2546f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl ret; 2547f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret.p = reinterpret_cast<intptr_t>(base() + Header->e_shoff); 2548f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return section_iterator(SectionRef(ret, this)); 2549f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2550f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2551ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2552ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersection_iterator ELFObjectFile<ELFT>::end_sections() const { 2553f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl ret; 2554f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret.p = reinterpret_cast<intptr_t>(base() 2555f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + Header->e_shoff 2556f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (Header->e_shentsize*getNumSections())); 2557f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return section_iterator(SectionRef(ret, this)); 2558f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2559f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2560ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 25612e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencertypename ELFObjectFile<ELFT>::Elf_Dyn_iterator 2562ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::begin_dynamic_table() const { 2563945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer if (dot_dynamic_sec) 25642e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Dyn_iterator(dot_dynamic_sec->sh_entsize, 25652e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer (const char *)base() + dot_dynamic_sec->sh_offset); 25662e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Dyn_iterator(0, 0); 25675c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 25685c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2569ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 25702e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencertypename ELFObjectFile<ELFT>::Elf_Dyn_iterator 2571d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. SpencerELFObjectFile<ELFT>::end_dynamic_table(bool NULLEnd) const { 2572d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer if (dot_dynamic_sec) { 2573d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Elf_Dyn_iterator Ret(dot_dynamic_sec->sh_entsize, 2574d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer (const char *)base() + dot_dynamic_sec->sh_offset + 2575d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer dot_dynamic_sec->sh_size); 2576d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 2577d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer if (NULLEnd) { 2578d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Elf_Dyn_iterator Start = begin_dynamic_table(); 2579a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (Start != Ret && Start->getTag() != ELF::DT_NULL) 2580a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++Start; 2581a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer 2582d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer // Include the DT_NULL. 2583d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer if (Start != Ret) 2584d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer ++Start; 2585d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Ret = Start; 2586d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 2587d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return Ret; 2588d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 25892e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Dyn_iterator(0, 0); 25905c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 25915c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2592ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2593945bc5bde022c790722ca1d05304bb0c986890dbMichael J. SpencerStringRef ELFObjectFile<ELFT>::getLoadName() const { 259497f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (!dt_soname) { 259597f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer // Find the DT_SONAME entry 25962e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator it = begin_dynamic_table(); 25972e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator ie = end_dynamic_table(); 2598a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (it != ie && it->getTag() != ELF::DT_SONAME) 2599a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++it; 2600a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer 260197f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (it != ie) { 260297f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (dot_dynstr_sec == NULL) 260397f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer report_fatal_error("Dynamic string table is missing"); 260497f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer dt_soname = getString(dot_dynstr_sec, it->getVal()); 260597f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } else { 260697f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer dt_soname = ""; 260797f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } 260897f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } 260997f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer return dt_soname; 261097f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer} 261197f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer 2612ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2613ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerlibrary_iterator ELFObjectFile<ELFT>::begin_libraries_needed() const { 26145c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Find the first DT_NEEDED entry 26152e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator i = begin_dynamic_table(); 26162e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator e = end_dynamic_table(); 2617a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (i != e && i->getTag() != ELF::DT_NEEDED) 2618a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++i; 2619945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 2620945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DataRefImpl DRI; 2621def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer DRI.p = reinterpret_cast<uintptr_t>(i.get()); 2622945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer return library_iterator(LibraryRef(DRI, this)); 26235c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 26245c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2625ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2626ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getLibraryNext(DataRefImpl Data, 2627ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LibraryRef &Result) const { 26285c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Use the same DataRefImpl format as DynRef. 26292e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator i = Elf_Dyn_iterator(dot_dynamic_sec->sh_entsize, 26302e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer reinterpret_cast<const char *>(Data.p)); 26312e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator e = end_dynamic_table(); 26325c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2633a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer // Skip the current dynamic table entry and find the next DT_NEEDED entry. 2634a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer do 2635a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++i; 2636a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (i != e && i->getTag() != ELF::DT_NEEDED); 2637945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 2638945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DataRefImpl DRI; 2639def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer DRI.p = reinterpret_cast<uintptr_t>(i.get()); 2640945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer Result = LibraryRef(DRI, this); 26415c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return object_error::success; 26425c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 26435c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2644ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2645ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getLibraryPath(DataRefImpl Data, 2646ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Res) const { 26472e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator i = Elf_Dyn_iterator(dot_dynamic_sec->sh_entsize, 26482e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer reinterpret_cast<const char *>(Data.p)); 26495c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i == end_dynamic_table()) 26505c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("getLibraryPath() called on iterator end"); 26515c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 26525c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i->getTag() != ELF::DT_NEEDED) 26535c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("Invalid library_iterator"); 26545c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 26555c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // This uses .dynstr to lookup the name of the DT_NEEDED entry. 26565c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // THis works as long as DT_STRTAB == .dynstr. This is true most of 26575c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // the time, but the specification allows exceptions. 26585c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // TODO: This should really use DT_STRTAB instead. Doing this requires 26595c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // reading the program headers. 26605c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (dot_dynstr_sec == NULL) 26615c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("Dynamic string table is missing"); 26625c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Res = getString(dot_dynstr_sec, i->getVal()); 26635c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return object_error::success; 26645c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 26655c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2666ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2667ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerlibrary_iterator ELFObjectFile<ELFT>::end_libraries_needed() const { 26682e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator e = end_dynamic_table(); 2669945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DataRefImpl DRI; 2670def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer DRI.p = reinterpret_cast<uintptr_t>(e.get()); 2671945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer return library_iterator(LibraryRef(DRI, this)); 26725c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 26735c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2674ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2675ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spenceruint8_t ELFObjectFile<ELFT>::getBytesInAddress() const { 2676ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer return ELFT::Is64Bits ? 8 : 4; 2677f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2678f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2679ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2680ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerStringRef ELFObjectFile<ELFT>::getFileFormatName() const { 2681f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_ident[ELF::EI_CLASS]) { 2682f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::ELFCLASS32: 2683f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2684f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2685f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-i386"; 2686f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2687f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-x86-64"; 2688f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_ARM: 2689f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-arm"; 269050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 269150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow return "ELF32-hexagon"; 26923802947dec01dcf95d1b4b6545e88e549744e2b1NAKAMURA Takumi case ELF::EM_MIPS: 26933802947dec01dcf95d1b4b6545e88e549744e2b1NAKAMURA Takumi return "ELF32-mips"; 2694f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2695f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-unknown"; 2696f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2697f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::ELFCLASS64: 2698f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2699f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2700f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-i386"; 2701f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2702f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-x86-64"; 270372062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 270472062f5744557e270a38192554c3126ea5f97434Tim Northover return "ELF64-aarch64"; 2705a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella case ELF::EM_PPC64: 2706a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella return "ELF64-ppc64"; 2707820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford case ELF::EM_S390: 2708820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford return "ELF64-s390"; 2709f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2710f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-unknown"; 2711f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2712f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2713f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2714f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid ELFCLASS!"); 2715f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2716f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2717f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2718ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2719ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerunsigned ELFObjectFile<ELFT>::getArch() const { 2720f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2721f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2722f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::x86; 2723f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2724f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::x86_64; 272572062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 272672062f5744557e270a38192554c3126ea5f97434Tim Northover return Triple::aarch64; 2727f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_ARM: 2728f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::arm; 272950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 273050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow return Triple::hexagon; 2731b889e0cd2fea4afee623d5be603b912b955a2ecaAkira Hatanaka case ELF::EM_MIPS: 27326623730296fbe6d639058195772566ffa10e9ad2Dmitri Gribenko return (ELFT::TargetEndianness == support::little) ? 2733b889e0cd2fea4afee623d5be603b912b955a2ecaAkira Hatanaka Triple::mipsel : Triple::mips; 2734a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella case ELF::EM_PPC64: 2735a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella return Triple::ppc64; 2736820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford case ELF::EM_S390: 2737820b3fd7716cf5ab26961d1b2b21fd5d0f330fe1Richard Sandiford return Triple::systemz; 2738f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2739f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::UnknownArch; 2740f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2741f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2742f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2743ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2744ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spenceruint64_t ELFObjectFile<ELFT>::getNumSections() const { 2745f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(Header && "Header not initialized!"); 2746f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shnum == ELF::SHN_UNDEF) { 2747f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(SectionHeaderTable && "SectionHeaderTable not initialized!"); 2748f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return SectionHeaderTable->sh_size; 2749f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2750f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Header->e_shnum; 2751f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2752f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2753ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2754f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyuint64_t 2755ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getStringTableIndex() const { 2756f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shnum == ELF::SHN_UNDEF) { 2757f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shstrndx == ELF::SHN_HIRESERVE) 2758f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return SectionHeaderTable->sh_link; 2759f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shstrndx >= getNumSections()) 2760f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 2761f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2762f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Header->e_shstrndx; 2763f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2764f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2765ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2766f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<typename T> 2767f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyinline const T * 2768ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getEntry(uint16_t Section, uint32_t Entry) const { 2769f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<T>(getSection(Section), Entry); 2770f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2771f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2772ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2773f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<typename T> 2774f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyinline const T * 2775ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getEntry(const Elf_Shdr * Section, uint32_t Entry) const { 2776f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return reinterpret_cast<const T *>( 2777f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky base() 2778f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + Section->sh_offset 2779f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (Entry * Section->sh_entsize)); 2780f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2781f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2782ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2783ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Sym * 2784ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSymbol(DataRefImpl Symb) const { 2785f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Sym>(SymbolTableSections[Symb.d.b], Symb.d.a); 2786f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2787f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2788ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2789ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Rel * 2790ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getRel(DataRefImpl Rel) const { 2791f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Rel>(Rel.w.b, Rel.w.c); 2792f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2793f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2794ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2795ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Rela * 2796ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getRela(DataRefImpl Rela) const { 2797f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Rela>(Rela.w.b, Rela.w.c); 2798f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2799f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2800ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2801ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 2802ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSection(DataRefImpl Symb) const { 2803f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Symb.d.b); 2804f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_type != ELF::SHT_SYMTAB || sec->sh_type != ELF::SHT_DYNSYM) 2805f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2806f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid symbol table section!"); 2807f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return sec; 2808f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2809f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2810ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2811ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 2812ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSection(uint32_t index) const { 2813f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (index == 0) 2814f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 2815f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!SectionHeaderTable || index >= getNumSections()) 2816f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2817f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section index!"); 2818f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2819f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return reinterpret_cast<const Elf_Shdr *>( 2820f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky reinterpret_cast<const char *>(SectionHeaderTable) 2821f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (index * Header->e_shentsize)); 2822f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2823f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2824ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2825ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst char *ELFObjectFile<ELFT>::getString(uint32_t section, 2826ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ELF::Elf32_Word offset) const { 2827f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getString(getSection(section), offset); 2828f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2829f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2830ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2831ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst char *ELFObjectFile<ELFT>::getString(const Elf_Shdr *section, 2832ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ELF::Elf32_Word offset) const { 2833f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(section && section->sh_type == ELF::SHT_STRTAB && "Invalid section!"); 2834f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (offset >= section->sh_size) 2835f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2836f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Symbol name offset outside of string table!"); 2837f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return (const char *)base() + section->sh_offset + offset; 2838f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2839f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2840ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2841ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolName(const Elf_Shdr *section, 2842ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer const Elf_Sym *symb, 2843ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 2844f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_name == 0) { 2845f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *section = getSection(symb); 2846f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!section) 2847f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = ""; 2848f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 2849f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getString(dot_shstrtab_sec, section->sh_name); 2850f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2851f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2852f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2853dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (section == SymbolTableSections[0]) { 2854dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Symbol is in .dynsym, use .dynstr string table 2855dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Result = getString(dot_dynstr_sec, symb->st_name); 2856dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else { 2857dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Use the default symbol table name section. 2858dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Result = getString(dot_strtab_sec, symb->st_name); 2859dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 2860f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2861f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2862f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2863ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2864ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionName(const Elf_Shdr *section, 2865ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 28669dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta Result = StringRef(getString(dot_shstrtab_sec, section->sh_name)); 28679dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return object_error::success; 28689dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 28699dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 2870ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2871ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolVersion(const Elf_Shdr *section, 2872ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer const Elf_Sym *symb, 2873ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Version, 2874ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &IsDefault) const { 28752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Handle non-dynamic symbols. 28762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (section != SymbolTableSections[0]) { 28772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Non-dynamic symbols can have versions in their names 28782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // A name of the form 'foo@V1' indicates version 'V1', non-default. 28792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // A name of the form 'foo@@V2' indicates version 'V2', default version. 28802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef Name; 28812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code ec = getSymbolName(section, symb, Name); 28822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (ec != object_error::success) 28832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ec; 28842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t atpos = Name.find('@'); 28852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (atpos == StringRef::npos) { 28862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 28872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 28882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 28892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 28902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer ++atpos; 28912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (atpos < Name.size() && Name[atpos] == '@') { 28922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = true; 28932d70e263c2b508bf4641273dd89a23149f6f6164David Meyer ++atpos; 28942d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 28952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 28962d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 28972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = Name.substr(atpos); 28982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 28992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 29002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // This is a dynamic symbol. Look in the GNU symbol version table. 29022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_sec == NULL) { 29032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // No version table. 29042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 29052d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 29062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 29072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 29082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Determine the position in the symbol table of this entry. 29102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + section->sh_offset; 29112d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t entry_index = ((const char*)symb - sec_start)/section->sh_entsize; 29122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Get the corresponding version index entry 29142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Versym *vs = getEntry<Elf_Versym>(dot_gnu_version_sec, entry_index); 29152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t version_index = vs->vs_index & ELF::VERSYM_VERSION; 29162d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29172d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Special markers for unversioned symbols. 29182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (version_index == ELF::VER_NDX_LOCAL || 29192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer version_index == ELF::VER_NDX_GLOBAL) { 29202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 29212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 29222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 29232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 29242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Lookup this symbol in the version table 29262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionMap(); 29272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (version_index >= VersionMap.size() || VersionMap[version_index].isNull()) 29282d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Symbol has version index without corresponding " 29292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "define or reference entry"); 29302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const VersionMapEntry &entry = VersionMap[version_index]; 29312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Get the version name string 29332d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t name_offset; 29342d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (entry.isVerdef()) { 29352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verdaux entry holds the name. 29362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer name_offset = entry.getVerdef()->getAux()->vda_name; 29372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 29382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer name_offset = entry.getVernaux()->vna_name; 29392d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 29402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = getString(dot_dynstr_sec, name_offset); 29412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Set IsDefault 29432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (entry.isVerdef()) { 29442d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = !(vs->vs_index & ELF::VERSYM_HIDDEN); 29452d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 29462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 29472d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 29482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 29502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 29512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// This is a generic interface for retrieving GNU symbol version 29532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// information from an ELFObjectFile. 29542d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstatic inline error_code GetELFSymbolVersion(const ObjectFile *Obj, 29552d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const SymbolRef &Sym, 29562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef &Version, 29572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) { 29582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Little-endian 32-bit 2959ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::little, 4, false> > *ELFObj = 2960ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::little, 4, false> > >(Obj)) 29612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 29622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29632d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Big-endian 32-bit 2964ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::big, 4, false> > *ELFObj = 2965ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::big, 4, false> > >(Obj)) 29662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 29672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Little-endian 64-bit 2969ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::little, 8, true> > *ELFObj = 2970ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::little, 8, true> > >(Obj)) 29712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 29722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Big-endian 64-bit 2974ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::big, 8, true> > *ELFObj = 2975ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::big, 8, true> > >(Obj)) 29762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 29772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer llvm_unreachable("Object passed to GetELFSymbolVersion() is not ELF"); 29792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 29802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 298111987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran/// This function returns the hash value for a symbol in the .dynsym section 298211987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran/// Name of the API remains consistent as specified in the libelf 29838b2824a1b21fe7bd3908774feb5f79c98cc7d9a2Shankar Easwaran/// REF : http://www.sco.com/developers/gabi/latest/ch5.dynamic.html#hash 298411987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaranstatic inline unsigned elf_hash(StringRef &symbolName) { 298511987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran unsigned h = 0, g; 2986dceaf4ac8dcb2167b57853d354760fe9a8cb8273Shankar Easwaran for (unsigned i = 0, j = symbolName.size(); i < j; i++) { 298711987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran h = (h << 4) + symbolName[i]; 298811987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran g = h & 0xf0000000L; 298911987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran if (g != 0) 299011987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran h ^= g >> 24; 299111987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran h &= ~g; 299211987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran } 299311987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran return h; 299411987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran} 299511987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran 2996f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2997f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2998f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2999f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#endif 3000