ELF.h revision 732f4bc7c4baa7546b0942f69562d4fb3f474999
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. 84ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 85ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 86ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct ELFDataTypeTypedefHelper<ELFT<TargetEndianness, MaxAlign, false> > 87ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer : ELFDataTypeTypedefHelperCommon<TargetEndianness, MaxAlign> { 88f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef uint32_t value_type; 89f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 90ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer <value_type, TargetEndianness, 91ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaximumAlignment<value_type, MaxAlign>::value> Elf_Addr; 92f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 93ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer <value_type, TargetEndianness, 94ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaximumAlignment<value_type, MaxAlign>::value> Elf_Off; 95f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 96f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 97f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky/// ELF 64bit types. 98ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 99ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 100ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct ELFDataTypeTypedefHelper<ELFT<TargetEndianness, MaxAlign, true> > 101ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer : ELFDataTypeTypedefHelperCommon<TargetEndianness, MaxAlign> { 102f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef uint64_t value_type; 103f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 104ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer <value_type, TargetEndianness, 105ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaximumAlignment<value_type, MaxAlign>::value> Elf_Addr; 106f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 107ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer <value_type, TargetEndianness, 108ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaximumAlignment<value_type, MaxAlign>::value> Elf_Off; 109f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 110f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 111f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// I really don't like doing this, but the alternative is copypasta. 112ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer#define LLVM_ELF_IMPORT_TYPES(ELFT) \ 113ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertypedef typename ELFDataTypeTypedefHelper <ELFT>::Elf_Addr Elf_Addr; \ 114ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertypedef typename ELFDataTypeTypedefHelper <ELFT>::Elf_Off Elf_Off; \ 115ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertypedef typename ELFDataTypeTypedefHelper <ELFT>::Elf_Half Elf_Half; \ 116ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertypedef typename ELFDataTypeTypedefHelper <ELFT>::Elf_Word Elf_Word; \ 117ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertypedef typename ELFDataTypeTypedefHelper <ELFT>::Elf_Sword Elf_Sword; \ 118ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertypedef typename ELFDataTypeTypedefHelper <ELFT>::Elf_Xword Elf_Xword; \ 119ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertypedef typename ELFDataTypeTypedefHelper <ELFT>::Elf_Sxword Elf_Sxword; 120ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer 121ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer// This is required to get template types into a macro :( 122ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer#define LLVM_ELF_COMMA , 123f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 124f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Section header. 125ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 126f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Shdr_Base; 127f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 128ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 129ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 130ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Shdr_Base<ELFT<TargetEndianness, MaxAlign, false> > { 131ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 132ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA 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 145ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 146ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 147ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Shdr_Base<ELFT<TargetEndianness, MaxAlign, true> > { 148ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 149ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 150f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_name; // Section name (index into string table) 151f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_type; // Section type (SHT_*) 152f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_flags; // Section flags (SHF_*) 153f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr sh_addr; // Address where section is to be loaded 154f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Off sh_offset; // File offset of section data, in bytes 155f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_size; // Size of section, in bytes 156f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_link; // Section type-specific header table index link 157f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_info; // Section type-specific extra information 158f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_addralign;// Section address alignment 159f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_entsize; // Size of records contained within the section 160f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 161f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 162ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 163ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Shdr_Impl : Elf_Shdr_Base<ELFT> { 164ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Shdr_Base<ELFT>::sh_entsize; 165ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Shdr_Base<ELFT>::sh_size; 166f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 167f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Get the number of entities this section contains if it has any. 168f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned getEntityCount() const { 169f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sh_entsize == 0) 170f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 171f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return sh_size / sh_entsize; 172f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 173f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 174f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 175ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 176f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Sym_Base; 177f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 178ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 179ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 180ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Sym_Base<ELFT<TargetEndianness, MaxAlign, false> > { 181ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 182ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA false>) 183f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word st_name; // Symbol name (index into string table) 184f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr st_value; // Value or address associated with the symbol 185f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word st_size; // Size of the symbol 186f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_info; // Symbol's type and binding attributes 187f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_other; // Must be zero; reserved 188f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Half st_shndx; // Which section (header table index) it's defined in 189f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 190f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 191ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 192ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 193ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Sym_Base<ELFT<TargetEndianness, MaxAlign, true> > { 194ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 195ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 196f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word st_name; // Symbol name (index into string table) 197f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_info; // Symbol's type and binding attributes 198f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_other; // Must be zero; reserved 199f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Half st_shndx; // Which section (header table index) it's defined in 200f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr st_value; // Value or address associated with the symbol 201f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword st_size; // Size of the symbol 202f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 203f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 204ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 205ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Sym_Impl : Elf_Sym_Base<ELFT> { 206ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Sym_Base<ELFT>::st_info; 207f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 208f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF32_ST_BIND, 209f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // ELF32_ST_TYPE, and ELF32_ST_INFO macros defined in the ELF specification: 210f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char getBinding() const { return st_info >> 4; } 211f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char getType() const { return st_info & 0x0f; } 212f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setBinding(unsigned char b) { setBindingAndType(b, getType()); } 213f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setType(unsigned char t) { setBindingAndType(getBinding(), t); } 214f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setBindingAndType(unsigned char b, unsigned char t) { 215f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky st_info = (b << 4) + (t & 0x0f); 216f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 217f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 218f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Versym: This is the structure of entries in the SHT_GNU_versym section 2202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// (.gnu.version). This structure is identical for ELF32 and ELF64. 221ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2222d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Versym_Impl { 223ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT) 2242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vs_index; // Version index with flags (e.g. VERSYM_HIDDEN) 2252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 227ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2282d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verdaux_Impl; 2292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Verdef: This is the structure of entries in the SHT_GNU_verdef section 2312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// (.gnu.version_d). This structure is identical for ELF32 and ELF64. 232ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2332d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verdef_Impl { 234ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT) 235ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer typedef Elf_Verdaux_Impl<ELFT> Elf_Verdaux; 2362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_version; // Version of this structure (e.g. VER_DEF_CURRENT) 2372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_flags; // Bitwise flags (VER_DEF_*) 2382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_ndx; // Version index, used in .gnu.version entries 2392d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_cnt; // Number of Verdaux entries 2402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vd_hash; // Hash of name 2412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vd_aux; // Offset to the first Verdaux entry (in bytes) 2422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vd_next; // Offset to the next Verdef entry (in bytes) 2432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2442d70e263c2b508bf4641273dd89a23149f6f6164David Meyer /// Get the first Verdaux entry for this Verdef. 2452d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdaux *getAux() const { 2462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return reinterpret_cast<const Elf_Verdaux*>((const char*)this + vd_aux); 2472d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 2482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 250d9b0b025612992a0b724eeca8bdf10b1d7a5c355Benjamin Kramer/// Elf_Verdaux: This is the structure of auxiliary data in the SHT_GNU_verdef 2512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// section (.gnu.version_d). This structure is identical for ELF32 and ELF64. 252ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2532d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verdaux_Impl { 254ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT) 2552d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vda_name; // Version name (offset in string table) 2562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vda_next; // Offset to next Verdaux entry (in bytes) 2572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Verneed: This is the structure of entries in the SHT_GNU_verneed 2602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// section (.gnu.version_r). This structure is identical for ELF32 and ELF64. 261ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2622d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verneed_Impl { 263ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT) 2642d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vn_version; // Version of this structure (e.g. VER_NEED_CURRENT) 2652d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vn_cnt; // Number of associated Vernaux entries 2662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vn_file; // Library name (string table offset) 2672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vn_aux; // Offset to first Vernaux entry (in bytes) 2682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vn_next; // Offset to next Verneed entry (in bytes) 2692d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Vernaux: This is the structure of auxiliary data in SHT_GNU_verneed 2722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// section (.gnu.version_r). This structure is identical for ELF32 and ELF64. 273ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2742d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Vernaux_Impl { 275ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT) 2762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vna_hash; // Hash of dependency name 2772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vna_flags; // Bitwise Flags (VER_FLAG_*) 2782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vna_other; // Version index, used in .gnu.version entries 2792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vna_name; // Dependency name 2802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vna_next; // Offset to next Vernaux entry (in bytes) 2812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Dyn_Base: This structure matches the form of entries in the dynamic 2842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// table section (.dynamic) look like. 285ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2865c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerstruct Elf_Dyn_Base; 2875c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 288ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 289ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 290ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Dyn_Base<ELFT<TargetEndianness, MaxAlign, false> > { 291ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 292ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA false>) 2935c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Sword d_tag; 2945c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer union { 2955c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Word d_val; 2965c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Addr d_ptr; 2975c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } d_un; 2985c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer}; 2995c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 300ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 301ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 302ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Dyn_Base<ELFT<TargetEndianness, MaxAlign, true> > { 303ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 304ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 3055c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Sxword d_tag; 3065c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer union { 3075c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Xword d_val; 3085c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Addr d_ptr; 3095c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } d_un; 3105c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer}; 3115c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Dyn_Impl: This inherits from Elf_Dyn_Base, adding getters and setters. 313ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 314ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Dyn_Impl : Elf_Dyn_Base<ELFT> { 315ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Dyn_Base<ELFT>::d_tag; 316ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Dyn_Base<ELFT>::d_un; 3175c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer int64_t getTag() const { return d_tag; } 3185c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer uint64_t getVal() const { return d_un.d_val; } 3195c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer uint64_t getPtr() const { return d_un.ptr; } 3205c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer}; 3215c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3225c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer// Elf_Rel: Elf Relocation 323ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT, bool isRela> 324f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Base; 325f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 326ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 327ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 328ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, false>, false> { 329ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 330ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA false>) 331f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 332f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word r_info; // Symbol table index and type of relocation to apply 333f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 334f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 335ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 336ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 337ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, true>, false> { 338ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 339ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 340f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 341f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword r_info; // Symbol table index and type of relocation to apply 342f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 343f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 344ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 345ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 346ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, false>, true> { 347ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 348ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA false>) 349f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 350f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word r_info; // Symbol table index and type of relocation to apply 351f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Sword r_addend; // Compute value for relocatable field by adding this 352f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 353f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 354ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 355ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 356ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, true>, true> { 357ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 358ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 359f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 360f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword r_info; // Symbol table index and type of relocation to apply 361f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Sxword r_addend; // Compute value for relocatable field by adding this. 362f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 363f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 364ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT, bool isRela> 365f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Impl; 366f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 367ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 368ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign, bool isRela> 369ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Impl<ELFT<TargetEndianness, MaxAlign, true>, isRela> 370ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer : Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, true>, isRela> { 371ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, true>, isRela>::r_info; 372ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 373ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 374f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 375f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE, 376f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // and ELF64_R_INFO macros defined in the ELF specification: 3770b740236b71f0f3811421885c04cc43130f88befTim Northover uint32_t getSymbol() const { return (uint32_t) (r_info >> 32); } 3780b740236b71f0f3811421885c04cc43130f88befTim Northover uint32_t getType() const { 3790b740236b71f0f3811421885c04cc43130f88befTim Northover return (uint32_t) (r_info & 0xffffffffL); 380f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 3810b740236b71f0f3811421885c04cc43130f88befTim Northover void setSymbol(uint32_t s) { setSymbolAndType(s, getType()); } 3820b740236b71f0f3811421885c04cc43130f88befTim Northover void setType(uint32_t t) { setSymbolAndType(getSymbol(), t); } 3830b740236b71f0f3811421885c04cc43130f88befTim Northover void setSymbolAndType(uint32_t s, uint32_t t) { 3840b740236b71f0f3811421885c04cc43130f88befTim Northover r_info = ((uint64_t)s << 32) + (t&0xffffffffL); 385f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 386f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 387f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 388ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 389ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign, bool isRela> 390ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Impl<ELFT<TargetEndianness, MaxAlign, false>, isRela> 391ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer : Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, false>, isRela> { 392ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer using Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, false>, isRela>::r_info; 393ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 394ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA false>) 395f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 396f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE, 397f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // and ELF32_R_INFO macros defined in the ELF specification: 398f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint32_t getSymbol() const { return (r_info >> 8); } 399f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char getType() const { return (unsigned char) (r_info & 0x0ff); } 400f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setSymbol(uint32_t s) { setSymbolAndType(s, getType()); } 401f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); } 402f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setSymbolAndType(uint32_t s, unsigned char t) { 403f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky r_info = (s << 8) + t; 404f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 405f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 406f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 407ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 4082c38a6615a693d0a43159825da2358126473502bMichael J. Spencerstruct Elf_Ehdr_Impl { 409ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT) 4102c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char e_ident[ELF::EI_NIDENT]; // ELF Identification bytes 4112c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_type; // Type of file (see ET_*) 4122c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_machine; // Required architecture for this file (see EM_*) 4132c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Word e_version; // Must be equal to 1 4142c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Addr e_entry; // Address to jump to in order to start program 4152c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Off e_phoff; // Program header table's file offset, in bytes 4162c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Off e_shoff; // Section header table's file offset, in bytes 4172c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Word e_flags; // Processor-specific flags 4182c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_ehsize; // Size of ELF header, in bytes 4192c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_phentsize;// Size of an entry in the program header table 4202c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_phnum; // Number of entries in the program header table 4212c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shentsize;// Size of an entry in the section header table 4222c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shnum; // Number of entries in the section header table 4232c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shstrndx; // Section header table index of section name 4242c38a6615a693d0a43159825da2358126473502bMichael J. Spencer // string table 4252c38a6615a693d0a43159825da2358126473502bMichael J. Spencer bool checkMagic() const { 4262c38a6615a693d0a43159825da2358126473502bMichael J. Spencer return (memcmp(e_ident, ELF::ElfMagic, strlen(ELF::ElfMagic))) == 0; 4272c38a6615a693d0a43159825da2358126473502bMichael J. Spencer } 4282c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char getFileClass() const { return e_ident[ELF::EI_CLASS]; } 4292c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char getDataEncoding() const { return e_ident[ELF::EI_DATA]; } 4302c38a6615a693d0a43159825da2358126473502bMichael J. Spencer}; 431f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 432ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 4333e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencerstruct Elf_Phdr_Impl; 434a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni 435ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 436ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 437ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Phdr_Impl<ELFT<TargetEndianness, MaxAlign, false> > { 438ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 439ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA false>) 440a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_type; // Type of segment 441a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Off p_offset; // FileOffset where segment is located, in bytes 4424d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer Elf_Addr p_vaddr; // Virtual Address of beginning of segment 443a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific) 444a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_filesz; // Num. of bytes in file image of segment (may be zero) 445a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_memsz; // Num. of bytes in mem image of segment (may be zero) 446a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_flags; // Segment flags 447a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_align; // Segment alignment constraint 448a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni}; 449a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni 450ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 451ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 452ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Phdr_Impl<ELFT<TargetEndianness, MaxAlign, true> > { 453ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 454ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 455a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_type; // Type of segment 456a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_flags; // Segment flags 457a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Off p_offset; // FileOffset where segment is located, in bytes 4584d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer Elf_Addr p_vaddr; // Virtual Address of beginning of segment 459a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific) 46095abfbe8e9567e08188ada7d29f589f08e539bd6Michael J. Spencer Elf_Xword p_filesz; // Num. of bytes in file image of segment (may be zero) 46195abfbe8e9567e08188ada7d29f589f08e539bd6Michael J. Spencer Elf_Xword p_memsz; // Num. of bytes in mem image of segment (may be zero) 46295abfbe8e9567e08188ada7d29f589f08e539bd6Michael J. Spencer Elf_Xword p_align; // Segment alignment constraint 463a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni}; 464a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni 465ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 466f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyclass ELFObjectFile : public ObjectFile { 467ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT) 468ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer 4699b7ca410621f6988b2d4203b90058dd4252848a8Sid Manningpublic: 470fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer /// \brief Iterate over constant sized entities. 471fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer template<class EntT> 472fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer class ELFEntityIterator { 4739b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning public: 474d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer typedef ptrdiff_t difference_type; 475fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer typedef EntT value_type; 476d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer typedef std::random_access_iterator_tag iterator_category; 4779b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning typedef value_type &reference; 4789b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning typedef value_type *pointer; 4799b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 4809b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning /// \brief Default construct iterator. 481fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator() : EntitySize(0), Current(0) {} 482fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator(uint64_t EntSize, const char *Start) 483fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer : EntitySize(EntSize) 4849b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning , Current(Start) {} 4859b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 4869b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning reference operator *() { 4879b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning assert(Current && "Attempted to dereference an invalid iterator!"); 488fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return *reinterpret_cast<pointer>(Current); 4899b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 4909b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 4919b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning pointer operator ->() { 4929b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning assert(Current && "Attempted to dereference an invalid iterator!"); 493fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return reinterpret_cast<pointer>(Current); 4949b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 4959b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 496fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer bool operator ==(const ELFEntityIterator &Other) { 497fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Current == Other.Current; 4989b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 4999b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 500fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer bool operator !=(const ELFEntityIterator &Other) { 5019b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return !(*this == Other); 5029b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5039b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 504fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator &operator ++() { 5059b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning assert(Current && "Attempted to increment an invalid iterator!"); 506fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Current += EntitySize; 5079b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return *this; 5089b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5099b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 510fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator operator ++(int) { 511fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator Tmp = *this; 5129b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning ++*this; 5139b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return Tmp; 5149b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5159b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 516d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer ELFEntityIterator &operator =(const ELFEntityIterator &Other) { 517d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer EntitySize = Other.EntitySize; 518d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Current = Other.Current; 519d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return *this; 520d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 521d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 522d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer difference_type operator -(const ELFEntityIterator &Other) const { 523d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer assert(EntitySize == Other.EntitySize && 524d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer "Subtracting iterators of different EntitiySize!"); 525d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return (Current - Other.Current) / EntitySize; 526d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 527d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 528def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer const char *get() const { return Current; } 529def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer 5309b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning private: 531d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer uint64_t EntitySize; 5329b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning const char *Current; 5339b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning }; 5349b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 535945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Ehdr_Impl<ELFT> Elf_Ehdr; 536945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Shdr_Impl<ELFT> Elf_Shdr; 537945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Sym_Impl<ELFT> Elf_Sym; 538945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Dyn_Impl<ELFT> Elf_Dyn; 539945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Phdr_Impl<ELFT> Elf_Phdr; 540945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Rel_Impl<ELFT, false> Elf_Rel; 541945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Rel_Impl<ELFT, true> Elf_Rela; 542945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Verdef_Impl<ELFT> Elf_Verdef; 543945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Verdaux_Impl<ELFT> Elf_Verdaux; 544945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Verneed_Impl<ELFT> Elf_Verneed; 545945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Vernaux_Impl<ELFT> Elf_Vernaux; 546945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Versym_Impl<ELFT> Elf_Versym; 5472e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Dyn> Elf_Dyn_iterator; 5482e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Sym> Elf_Sym_iterator; 5492e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Rela> Elf_Rela_Iter; 5502e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Rel> Elf_Rel_Iter; 551945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 552945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencerprotected: 553945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // This flag is used for classof, to distinguish ELFObjectFile from 554945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // its subclass. If more subclasses will be created, this flag will 555945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // have to become an enum. 556945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer bool isDyldELFObject; 557945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 558945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencerprivate: 5592e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef SmallVector<const Elf_Shdr *, 2> Sections_t; 560945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef DenseMap<unsigned, unsigned> IndexMap_t; 561945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef DenseMap<const Elf_Shdr*, SmallVector<uint32_t, 1> > RelocMap_t; 562945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 563945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Ehdr *Header; 564945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *SectionHeaderTable; 565945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_shstrtab_sec; // Section header string table. 566945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_strtab_sec; // Symbol header string table. 567945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_dynstr_sec; // Dynamic symbol string table. 568945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 569945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // SymbolTableSections[0] always points to the dynamic string table section 570945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // header, or NULL if there is no dynamic string table. 571945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer Sections_t SymbolTableSections; 572945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer IndexMap_t SymbolTableSectionsIndexMap; 573945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DenseMap<const Elf_Sym*, ELF::Elf64_Word> ExtendedSymbolTable; 574945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 575945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_dynamic_sec; // .dynamic 576945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_gnu_version_sec; // .gnu.version 577945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_gnu_version_r_sec; // .gnu.version_r 578945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_gnu_version_d_sec; // .gnu.version_d 579945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 580945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // Pointer to SONAME entry in dynamic string table 581945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // This is set the first time getLoadName is called. 582945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer mutable const char *dt_soname; 583945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 584945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencerprivate: 5852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Records for each version index the corresponding Verdef or Vernaux entry. 5862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // This is filled the first time LoadVersionMap() is called. 5872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer class VersionMapEntry : public PointerIntPair<const void*, 1> { 5882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer public: 5892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If the integer is 0, this is an Elf_Verdef*. 5902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If the integer is 1, this is an Elf_Vernaux*. 5912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry() : PointerIntPair<const void*, 1>(NULL, 0) { } 5922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry(const Elf_Verdef *verdef) 5932d70e263c2b508bf4641273dd89a23149f6f6164David Meyer : PointerIntPair<const void*, 1>(verdef, 0) { } 5942d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry(const Elf_Vernaux *vernaux) 5952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer : PointerIntPair<const void*, 1>(vernaux, 1) { } 5962d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isNull() const { return getPointer() == NULL; } 5972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isVerdef() const { return !isNull() && getInt() == 0; } 5982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isVernaux() const { return !isNull() && getInt() == 1; } 5992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdef *getVerdef() const { 6002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return isVerdef() ? (const Elf_Verdef*)getPointer() : NULL; 6012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 6022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Vernaux *getVernaux() const { 6032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return isVernaux() ? (const Elf_Vernaux*)getPointer() : NULL; 6042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 6052d70e263c2b508bf4641273dd89a23149f6f6164David Meyer }; 6062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer mutable SmallVector<VersionMapEntry, 16> VersionMap; 6072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionDefs(const Elf_Shdr *sec) const; 6082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionNeeds(const Elf_Shdr *ec) const; 6092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionMap() const; 6102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 611f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Map sections to an array of relocation sections that reference 612f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// them sorted by section index. 613f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelocMap_t SectionRelocMap; 614f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 615f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Get the relocation section that contains \a Rel. 616f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getRelSection(DataRefImpl Rel) const { 617f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(Rel.w.b); 618f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 619f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 620d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencerpublic: 621f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool isRelocationHasAddend(DataRefImpl Rel) const; 622f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky template<typename T> 623f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const T *getEntry(uint16_t Section, uint32_t Entry) const; 624f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky template<typename T> 625f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const T *getEntry(const Elf_Shdr *Section, uint32_t Entry) const; 626f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(DataRefImpl index) const; 627f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(uint32_t index) const; 628f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Rel *getRel(DataRefImpl Rel) const; 629f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Rela *getRela(DataRefImpl Rela) const; 630f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const char *getString(uint32_t section, uint32_t offset) const; 631f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const char *getString(const Elf_Shdr *section, uint32_t offset) const; 6322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code getSymbolVersion(const Elf_Shdr *section, 6332d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Sym *Symb, 6342d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef &Version, 6352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) const; 636dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer void VerifyStrTab(const Elf_Shdr *sh) const; 637f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 638f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyprotected: 639f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *getSymbol(DataRefImpl Symb) const; // FIXME: Should be private? 640f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void validateSymbol(DataRefImpl Symb) const; 641f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 6425c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerpublic: 6439dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta error_code getSymbolName(const Elf_Shdr *section, 6449dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Sym *Symb, 6459dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 6469dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta error_code getSectionName(const Elf_Shdr *section, 6479dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 6485c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer const Elf_Dyn *getDyn(DataRefImpl DynData) const; 6492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code getSymbolVersion(SymbolRef Symb, StringRef &Version, 6502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) const; 651f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uint64_t getSymbolIndex(const Elf_Sym *sym) const; 652f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyprotected: 653f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolNext(DataRefImpl Symb, SymbolRef &Res) const; 654f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolName(DataRefImpl Symb, StringRef &Res) const; 655f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolFileOffset(DataRefImpl Symb, uint64_t &Res) const; 656f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolAddress(DataRefImpl Symb, uint64_t &Res) const; 657f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolSize(DataRefImpl Symb, uint64_t &Res) const; 658f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolNMTypeChar(DataRefImpl Symb, char &Res) const; 659c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer virtual error_code getSymbolFlags(DataRefImpl Symb, uint32_t &Res) const; 660f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolType(DataRefImpl Symb, SymbolRef::Type &Res) const; 661f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolSection(DataRefImpl Symb, 662f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky section_iterator &Res) const; 663a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover virtual error_code getSymbolValue(DataRefImpl Symb, uint64_t &Val) const; 664f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 6655c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual error_code getLibraryNext(DataRefImpl Data, LibraryRef &Result) const; 6665c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual error_code getLibraryPath(DataRefImpl Data, StringRef &Res) const; 6675c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 668f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionNext(DataRefImpl Sec, SectionRef &Res) const; 669f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionName(DataRefImpl Sec, StringRef &Res) const; 670f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionAddress(DataRefImpl Sec, uint64_t &Res) const; 671f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionSize(DataRefImpl Sec, uint64_t &Res) const; 672f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionContents(DataRefImpl Sec, StringRef &Res) const; 673f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionAlignment(DataRefImpl Sec, uint64_t &Res) const; 674f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const; 675f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionData(DataRefImpl Sec, bool &Res) const; 676f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionBSS(DataRefImpl Sec, bool &Res) const; 677c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionRequiredForExecution(DataRefImpl Sec, 678c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd bool &Res) const; 679c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionVirtual(DataRefImpl Sec, bool &Res) const; 680c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionZeroInit(DataRefImpl Sec, bool &Res) const; 6813a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor virtual error_code isSectionReadOnlyData(DataRefImpl Sec, bool &Res) const; 682f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb, 683f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool &Result) const; 684f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual relocation_iterator getSectionRelBegin(DataRefImpl Sec) const; 685f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual relocation_iterator getSectionRelEnd(DataRefImpl Sec) const; 686f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 687f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationNext(DataRefImpl Rel, 688f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelocationRef &Res) const; 689f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationAddress(DataRefImpl Rel, 690f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 691f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationOffset(DataRefImpl Rel, 692f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 693f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationSymbol(DataRefImpl Rel, 694f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolRef &Res) const; 695f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationType(DataRefImpl Rel, 696f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 697f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationTypeName(DataRefImpl Rel, 698f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SmallVectorImpl<char> &Result) const; 699f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationAdditionalInfo(DataRefImpl Rel, 700f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky int64_t &Res) const; 701f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationValueString(DataRefImpl Rel, 702f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SmallVectorImpl<char> &Result) const; 703f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 704f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskypublic: 705f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFObjectFile(MemoryBuffer *Object, error_code &ec); 706f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual symbol_iterator begin_symbols() const; 707f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual symbol_iterator end_symbols() const; 7085c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 709dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer virtual symbol_iterator begin_dynamic_symbols() const; 710dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer virtual symbol_iterator end_dynamic_symbols() const; 7115c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 712f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual section_iterator begin_sections() const; 713f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual section_iterator end_sections() const; 714f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 7155c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual library_iterator begin_libraries_needed() const; 7165c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual library_iterator end_libraries_needed() const; 7175c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 718d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer const Elf_Shdr *getDynamicSymbolTableSectionHeader() const { 719d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer return SymbolTableSections[0]; 720d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer } 721d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer 722d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer const Elf_Shdr *getDynamicStringTableSectionHeader() const { 723d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return dot_dynstr_sec; 724d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 725d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 7262e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator begin_dynamic_table() const; 727d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer /// \param NULLEnd use one past the first DT_NULL entry as the end instead of 728d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer /// the section size. 729d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Elf_Dyn_iterator end_dynamic_table(bool NULLEnd = false) const; 7305c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 7312e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Sym_iterator begin_elf_dynamic_symbols() const { 7322e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer const Elf_Shdr *DynSymtab = SymbolTableSections[0]; 7332e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer if (DynSymtab) 7342e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(DynSymtab->sh_entsize, 7352e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer (const char *)base() + DynSymtab->sh_offset); 7362e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(0, 0); 7372e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer } 7382e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer 7392e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Sym_iterator end_elf_dynamic_symbols() const { 7402e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer const Elf_Shdr *DynSymtab = SymbolTableSections[0]; 7412e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer if (DynSymtab) 7422e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(DynSymtab->sh_entsize, (const char *)base() + 7432e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer DynSymtab->sh_offset + DynSymtab->sh_size); 7442e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(0, 0); 7452e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer } 7469b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 747fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rela_Iter beginELFRela(const Elf_Shdr *sec) const { 748fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rela_Iter(sec->sh_entsize, 749fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer (const char *)(base() + sec->sh_offset)); 750419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 7519b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 752fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rela_Iter endELFRela(const Elf_Shdr *sec) const { 753fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rela_Iter(sec->sh_entsize, (const char *) 7549b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning (base() + sec->sh_offset + sec->sh_size)); 755419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 7569b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 757fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rel_Iter beginELFRel(const Elf_Shdr *sec) const { 758fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rel_Iter(sec->sh_entsize, 759fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer (const char *)(base() + sec->sh_offset)); 760419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 7619b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 762fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rel_Iter endELFRel(const Elf_Shdr *sec) const { 763fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rel_Iter(sec->sh_entsize, (const char *) 7649b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning (base() + sec->sh_offset + sec->sh_size)); 765419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 7669b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 7673e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer /// \brief Iterate over program header table. 7683e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer typedef ELFEntityIterator<const Elf_Phdr> Elf_Phdr_Iter; 7693e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer 7703e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer Elf_Phdr_Iter begin_program_headers() const { 7713e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer return Elf_Phdr_Iter(Header->e_phentsize, 7723e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer (const char*)base() + Header->e_phoff); 7733e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer } 7743e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer 7753e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer Elf_Phdr_Iter end_program_headers() const { 7763e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer return Elf_Phdr_Iter(Header->e_phentsize, 7773e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer (const char*)base() + 7783e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer Header->e_phoff + 7793e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer (Header->e_phnum * Header->e_phentsize)); 7803e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer } 7813e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer 782f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual uint8_t getBytesInAddress() const; 783f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual StringRef getFileFormatName() const; 7842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer virtual StringRef getObjectType() const { return "ELF"; } 785f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual unsigned getArch() const; 78697f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer virtual StringRef getLoadName() const; 7879dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta virtual error_code getSectionContents(const Elf_Shdr *sec, 7889dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 789f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 790f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t getNumSections() const; 791f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t getStringTableIndex() const; 792f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELF::Elf64_Word getSymbolTableIndex(const Elf_Sym *symb) const; 793f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(const Elf_Sym *symb) const; 7949dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Shdr *getElfSection(section_iterator &It) const; 7959dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Sym *getElfSymbol(symbol_iterator &It) const; 7969b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning const Elf_Sym *getElfSymbol(uint32_t index) const; 797f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 798f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Methods for type inquiry through isa, cast, and dyn_cast 799f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool isDyldType() const { return isDyldELFObject; } 800f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky static inline bool classof(const Binary *v) { 8016623730296fbe6d639058195772566ffa10e9ad2Dmitri Gribenko return v->getType() == getELFType(ELFT::TargetEndianness == support::little, 802ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ELFT::Is64Bits); 803f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 804f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 805f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 8062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// Iterate through the version definitions, and place each Elf_Verdef 8072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// in the VersionMap according to its index. 808ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 809ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::LoadVersionDefs(const Elf_Shdr *sec) const { 8102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vd_size = sec->sh_size; // Size of section in bytes 8112d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vd_count = sec->sh_info; // Number of Verdef entries 8122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + sec->sh_offset; 8132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_end = sec_start + vd_size; 8142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verdef entry is at the start of the section. 8152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *p = sec_start; 8162d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned i = 0; i < vd_count; i++) { 8172d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (p + sizeof(Elf_Verdef) > sec_end) 8182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpectedly while scanning " 8192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version definitions."); 8202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdef *vd = reinterpret_cast<const Elf_Verdef *>(p); 8212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (vd->vd_version != ELF::VER_DEF_CURRENT) 8222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Unexpected verdef version"); 8232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t index = vd->vd_ndx & ELF::VERSYM_VERSION; 8242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (index >= VersionMap.size()) 8252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.resize(index+1); 8262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap[index] = VersionMapEntry(vd); 8272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer p += vd->vd_next; 8282d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 8292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 8302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 8312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// Iterate through the versions needed section, and place each Elf_Vernaux 8322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// in the VersionMap according to its index. 833ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 834ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::LoadVersionNeeds(const Elf_Shdr *sec) const { 8352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vn_size = sec->sh_size; // Size of section in bytes 8362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vn_count = sec->sh_info; // Number of Verneed entries 8372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + sec->sh_offset; 8382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_end = sec_start + vn_size; 8392d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verneed entry is at the start of the section. 8402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *p = sec_start; 8412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned i = 0; i < vn_count; i++) { 8422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (p + sizeof(Elf_Verneed) > sec_end) 8432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpectedly while scanning " 8442d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version needed records."); 8452d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verneed *vn = reinterpret_cast<const Elf_Verneed *>(p); 8462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (vn->vn_version != ELF::VER_NEED_CURRENT) 8472d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Unexpected verneed version"); 8482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Iterate through the Vernaux entries 8492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *paux = p + vn->vn_aux; 8502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned j = 0; j < vn->vn_cnt; j++) { 8512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (paux + sizeof(Elf_Vernaux) > sec_end) 8522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpected while scanning auxiliary " 8532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version needed records."); 8542d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Vernaux *vna = reinterpret_cast<const Elf_Vernaux *>(paux); 8552d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t index = vna->vna_other & ELF::VERSYM_VERSION; 8562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (index >= VersionMap.size()) 8572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.resize(index+1); 8582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap[index] = VersionMapEntry(vna); 8592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer paux += vna->vna_next; 8602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 8612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer p += vn->vn_next; 8622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 8632d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 8642d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 865ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 866ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::LoadVersionMap() const { 8672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If there is no dynamic symtab or version table, there is nothing to do. 8682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (SymbolTableSections[0] == NULL || dot_gnu_version_sec == NULL) 8692d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return; 8702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 8712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Has the VersionMap already been loaded? 8722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (VersionMap.size() > 0) 8732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return; 8742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 8752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first two version indexes are reserved. 8762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Index 0 is LOCAL, index 1 is GLOBAL. 8772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.push_back(VersionMapEntry()); 8782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.push_back(VersionMapEntry()); 8792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 8802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_d_sec) 8812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionDefs(dot_gnu_version_d_sec); 8822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 8832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_r_sec) 8842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionNeeds(dot_gnu_version_r_sec); 8852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 8862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 887ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 888ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::validateSymbol(DataRefImpl Symb) const { 88906121de923cb7e8e2ea3cf527f281d9e7825e518Dmitry Vyukov#ifndef NDEBUG 890f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 891f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *SymbolTableSection = SymbolTableSections[Symb.d.b]; 892f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: We really need to do proper error handling in the case of an invalid 893f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // input file. Because we don't use exceptions, I think we'll just pass 894f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // an error object around. 895f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!( symb 896f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && SymbolTableSection 897f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && symb >= (const Elf_Sym*)(base() 898f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_offset) 899f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && symb < (const Elf_Sym*)(base() 900f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_offset 901f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_size))) 902f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 903f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Symb must point to a valid symbol!"); 90406121de923cb7e8e2ea3cf527f281d9e7825e518Dmitry Vyukov#endif 905f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 906f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 907ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 908ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolNext(DataRefImpl Symb, 909ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SymbolRef &Result) const { 910f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 911f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *SymbolTableSection = SymbolTableSections[Symb.d.b]; 912f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 913f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++Symb.d.a; 914f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Check to see if we are at the end of this symbol table. 915f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Symb.d.a >= SymbolTableSection->getEntityCount()) { 916f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // We are at the end. If there are other symbol tables, jump to them. 917dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // If the symbol table is .dynsym, we are iterating dynamic symbols, 918dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // and there is only one table of these. 919dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (Symb.d.b != 0) { 920dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer ++Symb.d.b; 921dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Symb.d.a = 1; // The 0th symbol in ELF is fake. 922dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 923f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Otherwise return the terminator. 924dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (Symb.d.b == 0 || Symb.d.b >= SymbolTableSections.size()) { 925f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Symb.d.a = std::numeric_limits<uint32_t>::max(); 926f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Symb.d.b = std::numeric_limits<uint32_t>::max(); 927f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 928f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 929f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 930f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef(Symb, this); 931f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 932f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 933f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 934ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 935ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolName(DataRefImpl Symb, 936ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 937f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 938f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 939dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return getSymbolName(SymbolTableSections[Symb.d.b], symb, Result); 940f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 941f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 942ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 943ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolVersion(SymbolRef SymRef, 944ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Version, 945ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &IsDefault) const { 9462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer DataRefImpl Symb = SymRef.getRawDataRefImpl(); 9472d70e263c2b508bf4641273dd89a23149f6f6164David Meyer validateSymbol(Symb); 9482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Sym *symb = getSymbol(Symb); 9492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return getSymbolVersion(SymbolTableSections[Symb.d.b], symb, 9502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version, IsDefault); 9512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 9522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 953ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 954ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELF::Elf64_Word ELFObjectFile<ELFT> 955ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ::getSymbolTableIndex(const Elf_Sym *symb) const { 956f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx == ELF::SHN_XINDEX) 957f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ExtendedSymbolTable.lookup(symb); 958f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symb->st_shndx; 959f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 960f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 961ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 962ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 963ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSection(const Elf_Sym *symb) const { 964f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx == ELF::SHN_XINDEX) 965f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(ExtendedSymbolTable.lookup(symb)); 966f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx >= ELF::SHN_LORESERVE) 967f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 968f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(symb->st_shndx); 969f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 970f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 971ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 972ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 973ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getElfSection(section_iterator &It) const { 9749dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta llvm::object::DataRefImpl ShdrRef = It->getRawDataRefImpl(); 9759669f749764997ab7033d5c4b0546fe739dd71d8Michael J. Spencer return reinterpret_cast<const Elf_Shdr *>(ShdrRef.p); 9769dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 9779dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 978ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 979ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Sym * 980ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getElfSymbol(symbol_iterator &It) const { 9819dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return getSymbol(It->getRawDataRefImpl()); 9829dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 9839dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 984ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 985ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Sym * 986ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getElfSymbol(uint32_t index) const { 9879b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning DataRefImpl SymbolData; 9889b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning SymbolData.d.a = index; 9899b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning SymbolData.d.b = 1; 9909b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return getSymbol(SymbolData); 9919b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning} 9929b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 993ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 994ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolFileOffset(DataRefImpl Symb, 995ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 996f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 997f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 998f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section; 999f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 1000f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: 1001f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Unintialized symbols have no offset in the object file 1002f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 1003f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1004f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1005f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: 1006f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value; 1007f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1008f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: Section = getSection(symb); 1009f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1010f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1011f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 1012f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 10136fff325fb600fdaa269858c638d50dbe374d1937Andrew Kaylor Result = Section ? Section->sh_offset : UnknownAddressOrSize; 1014f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1015f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 1016f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 1017f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_NOTYPE: 1018f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value + 1019f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky (Section ? Section->sh_offset : 0); 1020f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1021f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1022f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1023f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1024f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1025f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1026f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1027ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1028ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolAddress(DataRefImpl Symb, 1029ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1030f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1031f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1032f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section; 1033f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 1034f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: 1035f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 1036f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1037f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1038f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: 1039f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value; 1040f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1041f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: Section = getSection(symb); 1042f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1043f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1044f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 1045f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 1046f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = Section ? Section->sh_addr : UnknownAddressOrSize; 1047f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1048f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 1049f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 1050f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_NOTYPE: 105101fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov bool IsRelocatable; 105201fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov switch(Header->e_type) { 105301fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov case ELF::ET_EXEC: 105401fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov case ELF::ET_DYN: 105501fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov IsRelocatable = false; 105601fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov break; 105701fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov default: 105801fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov IsRelocatable = true; 105901fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov } 106001fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov Result = symb->st_value; 106101fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov if (IsRelocatable && Section != 0) 106201fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov Result += Section->sh_addr; 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>::getSymbolSize(DataRefImpl Symb, 1072ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1073f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1074f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1075f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_size == 0) 1076f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1077f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_size; 1078f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1079f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1080f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1081ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1082ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolNMTypeChar(DataRefImpl Symb, 1083ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer char &Result) const { 1084f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1085f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1086f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section = getSection(symb); 1087f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1088f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky char ret = '?'; 1089f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1090f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Section) { 1091f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Section->sh_type) { 1092f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_PROGBITS: 1093f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_DYNAMIC: 1094f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Section->sh_flags) { 1095f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_EXECINSTR): 1096f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 't'; break; 1097f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_WRITE): 1098f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'd'; break; 1099f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHF_ALLOC: 1100f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_MERGE): 1101f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_MERGE | ELF::SHF_STRINGS): 1102f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'r'; break; 1103f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1104f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1105f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_NOBITS: ret = 'b'; 1106f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1107f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1108f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1109f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 1110f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 1111f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ret == '?') 1112f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'U'; 1113f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1114f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: ret = 'a'; break; 1115f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: ret = 'c'; break; 1116f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1117f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1118f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getBinding()) { 1119f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STB_GLOBAL: ret = ::toupper(ret); break; 1120f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STB_WEAK: 1121f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (getSymbolTableIndex(symb) == ELF::SHN_UNDEF) 1122f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'w'; 1123f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1124f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->getType() == ELF::STT_OBJECT) 1125f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'V'; 1126f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1127f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'W'; 1128f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1129f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1130f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ret == '?' && symb->getType() == ELF::STT_SECTION) { 1131f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef name; 1132f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (error_code ec = getSymbolName(Symb, name)) 1133f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ec; 1134f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = StringSwitch<char>(name) 1135f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .StartsWith(".debug", 'N') 1136f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .StartsWith(".note", 'n') 1137f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .Default('?'); 1138f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1139f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1140f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1141f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = ret; 1142f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1143f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1144f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1145ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1146ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolType(DataRefImpl Symb, 1147ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SymbolRef::Type &Result) const { 1148f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1149f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1150f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1151f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 11522c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_NOTYPE: 11532c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result = SymbolRef::ST_Unknown; 11542c67727046234ad9702ab5acb72700b5ac99a676David Meyer break; 1155f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 1156f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Debug; 1157f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1158f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FILE: 1159f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_File; 1160f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1161f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 1162f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Function; 1163f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1164f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 11652c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_COMMON: 11662c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_TLS: 1167f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Data; 1168f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1169f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1170f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Other; 1171f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1172f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1173f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1174f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1175f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1176ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1177ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolFlags(DataRefImpl Symb, 1178ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint32_t &Result) const { 1179f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1180f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1181f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1182c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result = SymbolRef::SF_None; 1183f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1184c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getBinding() != ELF::STB_LOCAL) 1185c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Global; 1186f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1187c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getBinding() == ELF::STB_WEAK) 1188c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Weak; 1189c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer 1190c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->st_shndx == ELF::SHN_ABS) 1191c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Absolute; 1192c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer 1193c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getType() == ELF::STT_FILE || 1194c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer symb->getType() == ELF::STT_SECTION) 1195c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_FormatSpecific; 1196f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 11972c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (getSymbolTableIndex(symb) == ELF::SHN_UNDEF) 11982c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_Undefined; 11992c67727046234ad9702ab5acb72700b5ac99a676David Meyer 12002c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (symb->getType() == ELF::STT_COMMON || 12012c67727046234ad9702ab5acb72700b5ac99a676David Meyer getSymbolTableIndex(symb) == ELF::SHN_COMMON) 12022c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_Common; 12032c67727046234ad9702ab5acb72700b5ac99a676David Meyer 12042c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (symb->getType() == ELF::STT_TLS) 12052c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_ThreadLocal; 12062c67727046234ad9702ab5acb72700b5ac99a676David Meyer 1207f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1208f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1209f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1210ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1211ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolSection(DataRefImpl Symb, 1212ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer section_iterator &Res) const { 1213f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1214f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1215f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(symb); 1216f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!sec) 1217f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Res = end_sections(); 1218f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else { 1219f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl Sec; 1220f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Sec.p = reinterpret_cast<intptr_t>(sec); 1221f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Res = section_iterator(SectionRef(Sec, this)); 1222f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1223f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1224f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1225f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1226ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1227ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolValue(DataRefImpl Symb, 1228ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Val) const { 1229a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover validateSymbol(Symb); 1230a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover const Elf_Sym *symb = getSymbol(Symb); 1231a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover Val = symb->st_value; 1232a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover return object_error::success; 1233a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover} 1234a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover 1235ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1236ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionNext(DataRefImpl Sec, 1237ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SectionRef &Result) const { 1238f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint8_t *sec = reinterpret_cast<const uint8_t *>(Sec.p); 1239f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky sec += Header->e_shentsize; 1240f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Sec.p = reinterpret_cast<intptr_t>(sec); 1241f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SectionRef(Sec, this); 1242f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1243f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1244f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1245ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1246ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionName(DataRefImpl Sec, 1247ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 1248f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1249f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = StringRef(getString(dot_shstrtab_sec, sec->sh_name)); 1250f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1251f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1252f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1253ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1254ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionAddress(DataRefImpl Sec, 1255ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1256f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1257f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_addr; 1258f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1259f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1260f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1261ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1262ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionSize(DataRefImpl Sec, 1263ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1264f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1265f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_size; 1266f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1267f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1268f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1269ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1270ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionContents(DataRefImpl Sec, 1271ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 1272f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 127377c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer const char *start = (const char*)base() + sec->sh_offset; 127477c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer Result = StringRef(start, sec->sh_size); 127577c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer return object_error::success; 1276f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1277f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1278ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1279ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionContents(const Elf_Shdr *Sec, 1280ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 128177c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer const char *start = (const char*)base() + Sec->sh_offset; 128277c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer Result = StringRef(start, Sec->sh_size); 12839dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return object_error::success; 12849dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 12859dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 1286ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1287ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionAlignment(DataRefImpl Sec, 1288ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1289f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1290f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_addralign; 1291f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1292f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1293f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1294ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1295ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionText(DataRefImpl Sec, 1296ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1297f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1298f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & ELF::SHF_EXECINSTR) 1299f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = true; 1300f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1301f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1302f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1303f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1304f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1305ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1306ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionData(DataRefImpl Sec, 1307ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1308f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1309f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & (ELF::SHF_ALLOC | ELF::SHF_WRITE) 1310f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && sec->sh_type == ELF::SHT_PROGBITS) 1311f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = true; 1312f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1313f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1314f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1315f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1316f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1317ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1318ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionBSS(DataRefImpl Sec, 1319ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1320f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1321f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & (ELF::SHF_ALLOC | ELF::SHF_WRITE) 1322f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && sec->sh_type == ELF::SHT_NOBITS) 1323c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1324c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1325c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1326c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1327c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1328c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1329ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1330ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionRequiredForExecution( 1331ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Sec, bool &Result) const { 1332c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1333c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd if (sec->sh_flags & ELF::SHF_ALLOC) 1334c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1335c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1336c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1337c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1338c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1339c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1340ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1341ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionVirtual(DataRefImpl Sec, 1342ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1343c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1344c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd if (sec->sh_type == ELF::SHT_NOBITS) 1345c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1346c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1347c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1348c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1349c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1350c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1351ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1352ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionZeroInit(DataRefImpl Sec, 1353ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1354c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1355c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd // For ELF, all zero-init sections are virtual (that is, they occupy no space 1356c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd // in the object image) and vice versa. 13575b712efd9a4d29119ce136d46a23454bdc103f68Rafael Espindola Result = sec->sh_type == ELF::SHT_NOBITS; 1358f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1359f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1360f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1361ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1362ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionReadOnlyData(DataRefImpl Sec, 1363ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 13643a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 13653a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor if (sec->sh_flags & ELF::SHF_WRITE || sec->sh_flags & ELF::SHF_EXECINSTR) 13663a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor Result = false; 13673a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor else 13683a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor Result = true; 13693a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor return object_error::success; 13703a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor} 13713a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor 1372ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1373ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::sectionContainsSymbol(DataRefImpl Sec, 1374ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Symb, 1375ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1376f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Unimplemented. 1377f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1378f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1379f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1380f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1381ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1382ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerrelocation_iterator 1383ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSectionRelBegin(DataRefImpl Sec) const { 1384f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl RelData; 1385f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1386f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::const_iterator ittr = SectionRelocMap.find(sec); 1387f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec != 0 && ittr != SectionRelocMap.end()) { 1388f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.a = getSection(ittr->second[0])->sh_info; 1389f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.b = ittr->second[0]; 1390f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.c = 0; 1391f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1392f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return relocation_iterator(RelocationRef(RelData, this)); 1393f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1394f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1395ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1396ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerrelocation_iterator 1397ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSectionRelEnd(DataRefImpl Sec) const { 1398f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl RelData; 1399f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1400f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::const_iterator ittr = SectionRelocMap.find(sec); 1401f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec != 0 && ittr != SectionRelocMap.end()) { 1402f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Get the index of the last relocation section for this section. 1403f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::size_t relocsecindex = ittr->second[ittr->second.size() - 1]; 1404f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *relocsec = getSection(relocsecindex); 1405f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.a = relocsec->sh_info; 1406f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.b = relocsecindex; 1407f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.c = relocsec->sh_size / relocsec->sh_entsize; 1408f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1409f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return relocation_iterator(RelocationRef(RelData, this)); 1410f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1411f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1412f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// Relocations 1413ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1414ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationNext(DataRefImpl Rel, 1415ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer RelocationRef &Result) const { 1416f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++Rel.w.c; 1417f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *relocsec = getSection(Rel.w.b); 1418f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Rel.w.c >= (relocsec->sh_size / relocsec->sh_entsize)) { 1419f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // We have reached the end of the relocations for this section. See if there 1420f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // is another relocation section. 1421f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::mapped_type relocseclist = 1422f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionRelocMap.lookup(getSection(Rel.w.a)); 1423f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1424f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Do a binary search for the current reloc section index (which must be 1425f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // present). Then get the next one. 1426f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::mapped_type::const_iterator loc = 1427f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::lower_bound(relocseclist.begin(), relocseclist.end(), Rel.w.b); 1428f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++loc; 1429f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1430f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // If there is no next one, don't do anything. The ++Rel.w.c above sets Rel 1431f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // to the end iterator. 1432f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (loc != relocseclist.end()) { 1433f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Rel.w.b = *loc; 1434f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Rel.w.a = 0; 1435f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1436f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1437f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = RelocationRef(Rel, this); 1438f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1439f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1440f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1441ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1442ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationSymbol(DataRefImpl Rel, 1443ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SymbolRef &Result) const { 1444f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint32_t symbolIdx; 1445f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1446f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1447f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1448f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1449f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1450f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky symbolIdx = getRel(Rel)->getSymbol(); 1451f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1452f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1453f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1454f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky symbolIdx = getRela(Rel)->getSymbol(); 1455f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1456f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1457f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1458f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 1459f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky IndexMap_t::const_iterator it = SymbolTableSectionsIndexMap.find(sec->sh_link); 1460f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (it == SymbolTableSectionsIndexMap.end()) 1461f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Relocation symbol table not found!"); 1462f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = symbolIdx; 1463f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = it->second; 1464f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef(SymbolData, this); 1465f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1466f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1467f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1468ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1469ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationAddress(DataRefImpl Rel, 1470ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1471f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t offset; 1472f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1473f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1474f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1475f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1476f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1477f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRel(Rel)->r_offset; 1478f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1479f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1480f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1481f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRela(Rel)->r_offset; 1482f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1483f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1484f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1485f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1486f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = offset; 1487f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1488f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1489f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1490ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1491ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationOffset(DataRefImpl Rel, 1492ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1493f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t offset; 1494f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1495f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1496f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1497f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1498f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1499f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRel(Rel)->r_offset; 1500f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1501f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1502f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1503f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRela(Rel)->r_offset; 1504f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1505f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1506f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1507f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1508f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = offset - sec->sh_addr; 1509f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1510f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1511f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1512ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1513ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationType(DataRefImpl Rel, 1514ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1515f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1516f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1517f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1518f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1519f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1520f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getRel(Rel)->getType(); 1521f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1522f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1523f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1524f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getRela(Rel)->getType(); 1525f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1526f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1527f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1528f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1529f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1530f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1531f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#define LLVM_ELF_SWITCH_RELOC_TYPE_NAME(enum) \ 1532f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::enum: res = #enum; break; 1533f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1534ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1535ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationTypeName( 1536ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Rel, SmallVectorImpl<char> &Result) const { 1537f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 15380b740236b71f0f3811421885c04cc43130f88befTim Northover uint32_t type; 1539f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef res; 1540f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1541f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1542f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::parse_failed; 1543f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1544f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky type = getRel(Rel)->getType(); 1545f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1546f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1547f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1548f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky type = getRela(Rel)->getType(); 1549f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1550f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1551f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1552f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Header->e_machine) { 1553f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 1554f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (type) { 1555f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_NONE); 1556f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_64); 1557f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC32); 1558f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOT32); 1559f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PLT32); 1560f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_COPY); 1561f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GLOB_DAT); 1562f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_JUMP_SLOT); 1563f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_RELATIVE); 1564f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPCREL); 1565f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_32); 1566f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_32S); 1567f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_16); 1568f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC16); 1569f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_8); 1570f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC8); 1571f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPMOD64); 1572f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPOFF64); 1573f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TPOFF64); 1574f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSGD); 1575f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSLD); 1576f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPOFF32); 1577f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTTPOFF); 1578f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TPOFF32); 1579f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC64); 1580f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTOFF64); 1581f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPC32); 1582f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_SIZE32); 1583f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_SIZE64); 1584f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPC32_TLSDESC); 1585f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSDESC_CALL); 1586f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSDESC); 1587f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1588f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 1589f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1590f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1591f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 1592f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (type) { 1593f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_NONE); 1594f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_32); 1595f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC32); 1596f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOT32); 1597f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PLT32); 1598f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_COPY); 1599f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GLOB_DAT); 1600f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_JUMP_SLOT); 1601f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_RELATIVE); 1602f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOTOFF); 1603f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOTPC); 1604f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_32PLT); 1605f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_TPOFF); 1606f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_IE); 1607f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GOTIE); 1608f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LE); 1609f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD); 1610f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM); 1611f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_16); 1612f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC16); 1613f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_8); 1614f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC8); 1615f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_32); 1616f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_PUSH); 1617f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_CALL); 1618f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_POP); 1619f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_32); 1620f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_PUSH); 1621f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_CALL); 1622f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_POP); 1623f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDO_32); 1624f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_IE_32); 1625f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LE_32); 1626f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DTPMOD32); 1627f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DTPOFF32); 1628f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_TPOFF32); 1629f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GOTDESC); 1630f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DESC_CALL); 1631f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DESC); 1632f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_IRELATIVE); 1633f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1634f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 1635f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1636f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1637732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter case ELF::EM_MIPS: 1638732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter switch (type) { 1639732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_NONE); 1640732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_16); 1641732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_32); 1642732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_REL32); 1643732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_26); 1644732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_HI16); 1645732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_LO16); 1646732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GPREL16); 1647732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_LITERAL); 1648732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT16); 1649732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_PC16); 1650732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_CALL16); 1651732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GPREL32); 1652732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SHIFT5); 1653732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SHIFT6); 1654732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_64); 1655732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_DISP); 1656732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_PAGE); 1657732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_OFST); 1658732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_HI16); 1659732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_LO16); 1660732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SUB); 1661732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_INSERT_A); 1662732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_INSERT_B); 1663732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_DELETE); 1664732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_HIGHER); 1665732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_HIGHEST); 1666732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_CALL_HI16); 1667732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_CALL_LO16); 1668732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SCN_DISP); 1669732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_REL16); 1670732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_ADD_IMMEDIATE); 1671732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_PJUMP); 1672732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_RELGOT); 1673732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_JALR); 1674732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPMOD32); 1675732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL32); 1676732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPMOD64); 1677732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL64); 1678732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_GD); 1679732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_LDM); 1680732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL_HI16); 1681732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL_LO16); 1682732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_GOTTPREL); 1683732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL32); 1684732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL64); 1685732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL_HI16); 1686732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL_LO16); 1687732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GLOB_DAT); 1688732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_COPY); 1689732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_JUMP_SLOT); 1690732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter default: 1691732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter res = "Unknown"; 1692732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter } 1693732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter break; 169472062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 169572062f5744557e270a38192554c3126ea5f97434Tim Northover switch (type) { 169672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_NONE); 169772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ABS64); 169872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ABS32); 169972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ABS16); 170072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_PREL64); 170172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_PREL32); 170272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_PREL16); 170372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G0); 170472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G0_NC); 170572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G1); 170672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G1_NC); 170772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G2); 170872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G2_NC); 170972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G3); 171072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_SABS_G0); 171172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_SABS_G1); 171272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_SABS_G2); 171372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LD_PREL_LO19); 171472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADR_PREL_LO21); 171572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADR_PREL_PG_HI21); 171672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADD_ABS_LO12_NC); 171772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST8_ABS_LO12_NC); 171872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TSTBR14); 171972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_CONDBR19); 172072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_JUMP26); 172172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_CALL26); 172272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST16_ABS_LO12_NC); 172372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST32_ABS_LO12_NC); 172472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST64_ABS_LO12_NC); 172572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST128_ABS_LO12_NC); 172672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADR_GOT_PAGE); 172772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LD64_GOT_LO12_NC); 172872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G2); 172972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G1); 173072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G1_NC); 173172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G0); 173272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G0_NC); 173372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_ADD_DTPREL_HI12); 173472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_ADD_DTPREL_LO12); 173572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC); 173672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST8_DTPREL_LO12); 173772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC); 173872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST16_DTPREL_LO12); 173972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC); 174072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST32_DTPREL_LO12); 174172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC); 174272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST64_DTPREL_LO12); 174372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC); 174472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_MOVW_GOTTPREL_G1); 174572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC); 174672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21); 174772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC); 174872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_LD_GOTTPREL_PREL19); 174972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G2); 175072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G1); 175172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G1_NC); 175272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G0); 175372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G0_NC); 175472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_ADD_TPREL_HI12); 175572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_ADD_TPREL_LO12); 175672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_ADD_TPREL_LO12_NC); 175772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST8_TPREL_LO12); 175872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST8_TPREL_LO12_NC); 175972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST16_TPREL_LO12); 176072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST16_TPREL_LO12_NC); 176172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST32_TPREL_LO12); 176272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST32_TPREL_LO12_NC); 176372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST64_TPREL_LO12); 176472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST64_TPREL_LO12_NC); 176572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_ADR_PAGE); 176672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_LD64_LO12_NC); 176772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_ADD_LO12_NC); 176872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_CALL); 176972062f5744557e270a38192554c3126ea5f97434Tim Northover 177072062f5744557e270a38192554c3126ea5f97434Tim Northover default: 177172062f5744557e270a38192554c3126ea5f97434Tim Northover res = "Unknown"; 177272062f5744557e270a38192554c3126ea5f97434Tim Northover } 177372062f5744557e270a38192554c3126ea5f97434Tim Northover break; 17744b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien case ELF::EM_ARM: 17754b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien switch (type) { 17764b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_NONE); 17774b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PC24); 17784b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS32); 17794b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_REL32); 17804b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G0); 17814b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS16); 17824b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS12); 17834b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_ABS5); 17844b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS8); 17854b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_SBREL32); 17864b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_CALL); 17874b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_PC8); 17884b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BREL_ADJ); 17894b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DESC); 17904b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_SWI8); 17914b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_XPC25); 17924b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_XPC22); 17934b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DTPMOD32); 17944b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DTPOFF32); 17954b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_TPOFF32); 17964b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_COPY); 17974b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GLOB_DAT); 17984b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_JUMP_SLOT); 17994b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_RELATIVE); 18004b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTOFF32); 18014b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BASE_PREL); 18024b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_BREL); 18034b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PLT32); 18044b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_CALL); 18054b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_JUMP24); 18064b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP24); 18074b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BASE_ABS); 18084b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_7_0); 18094b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_15_8); 18104b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_23_15); 18114b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SBREL_11_0_NC); 18124b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SBREL_19_12_NC); 18134b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SBREL_27_20_CK); 18144b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TARGET1); 18154b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_SBREL31); 18164b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_V4BX); 18174b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TARGET2); 18184b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PREL31); 18194b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_ABS_NC); 18204b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_ABS); 18214b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_PREL_NC); 18224b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_PREL); 18234b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_ABS_NC); 18244b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_ABS); 18254b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_PREL_NC); 18264b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_PREL); 18274b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP19); 18284b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP6); 18294b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_ALU_PREL_11_0); 18304b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_PC12); 18314b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS32_NOI); 18324b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_REL32_NOI); 18334b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G0_NC); 18344b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G0); 18354b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G1_NC); 18364b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G1); 18374b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G2); 18384b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G1); 18394b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G2); 18404b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G0); 18414b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G1); 18424b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G2); 18434b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G0); 18444b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G1); 18454b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G2); 18464b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G0_NC); 18474b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G0); 18484b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G1_NC); 18494b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G1); 18504b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G2); 18514b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G0); 18524b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G1); 18534b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G2); 18544b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G0); 18554b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G1); 18564b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G2); 18574b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G0); 18584b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G1); 18594b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G2); 18604b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_BREL_NC); 18614b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_BREL); 18624b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_BREL); 18634b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_BREL_NC); 18644b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_BREL); 18654b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_BREL); 18664b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_GOTDESC); 18674b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_CALL); 18684b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DESCSEQ); 18694b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_CALL); 18704b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PLT32_ABS); 18714b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_ABS); 18724b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_PREL); 18734b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_BREL12); 18744b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTOFF12); 18754b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTRELAX); 18764b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GNU_VTENTRY); 18774b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GNU_VTINHERIT); 18784b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP11); 18794b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP8); 18804b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_GD32); 18814b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDM32); 18824b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDO32); 18834b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_IE32); 18844b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LE32); 18854b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDO12); 18864b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LE12); 18874b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_IE12GP); 18884b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_0); 18894b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_1); 18904b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_2); 18914b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_3); 18924b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_4); 18934b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_5); 18944b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_6); 18954b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_7); 18964b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_8); 18974b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_9); 18984b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_10); 18994b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_11); 19004b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_12); 19014b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_13); 19024b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_14); 19034b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_15); 19044b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ME_TOO); 19054b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_DESCSEQ16); 19064b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_DESCSEQ32); 19074b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien default: 19084b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien res = "Unknown"; 19094b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien } 19104b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien break; 191150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 191250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow switch (type) { 191350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_NONE); 191450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B22_PCREL); 191550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B15_PCREL); 191650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B7_PCREL); 191750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_LO16); 191850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_HI16); 191950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32); 192050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_16); 192150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_8); 192250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_0); 192350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_1); 192450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_2); 192550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_3); 192650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_HL16); 192750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B13_PCREL); 192850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B9_PCREL); 192950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B32_PCREL_X); 193050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32_6_X); 193150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B22_PCREL_X); 193250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B15_PCREL_X); 193350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B13_PCREL_X); 193450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B9_PCREL_X); 193550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B7_PCREL_X); 193650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_16_X); 193750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_12_X); 193850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_11_X); 193950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_10_X); 194050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_9_X); 194150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_8_X); 194250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_7_X); 194350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_6_X); 194450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32_PCREL); 194550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_COPY); 194650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GLOB_DAT); 194750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_JMP_SLOT); 194850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_RELATIVE); 194950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_PLT_B22_PCREL); 195050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_LO16); 195150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_HI16); 195250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_32); 195350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_LO16); 195450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_HI16); 195550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_32); 195650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_16); 195750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPMOD_32); 195850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_LO16); 195950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_HI16); 196050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_32); 196150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_16); 196250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_PLT_B22_PCREL); 196350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_LO16); 196450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_HI16); 196550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_32); 196650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_16); 196750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_LO16); 196850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_HI16); 196950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_32); 197050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_LO16); 197150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_HI16); 197250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_32); 197350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_16); 197450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_LO16); 197550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_HI16); 197650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_32); 197750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_16); 197850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_6_PCREL_X); 197950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_32_6_X); 198050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_16_X); 198150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_11_X); 198250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_32_6_X); 198350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_16_X); 198450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_11_X); 198550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_32_6_X); 198650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_16_X); 198750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_11_X); 198850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_32_6_X); 198950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_16_X); 199050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_11_X); 199150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_32_6_X); 199250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_16_X); 199350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_32_6_X); 199450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_16_X); 199550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_11_X); 199650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_32_6_X); 199750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_16_X); 199850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_11_X); 199950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow default: 200050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow res = "Unknown"; 200150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow } 200250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow break; 2003f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2004f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 2005f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2006f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result.append(res.begin(), res.end()); 2007f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2008f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2009f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2010f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#undef LLVM_ELF_SWITCH_RELOC_TYPE_NAME 2011f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2012ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2013ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationAdditionalInfo( 2014ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Rel, int64_t &Result) const { 2015f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 2016f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 2017f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 2018f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 2019f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 2020f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = 0; 2021f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2022f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2023f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 2024f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getRela(Rel)->r_addend; 2025f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2026f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2027f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2028f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2029f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2030ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2031ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationValueString( 2032ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Rel, SmallVectorImpl<char> &Result) const { 2033f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 2034f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint8_t type; 2035f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef res; 2036f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky int64_t addend = 0; 2037f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint16_t symbol_index = 0; 2038f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 2039033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky default: 2040f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::parse_failed; 2041033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::SHT_REL: { 2042f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky type = getRel(Rel)->getType(); 2043f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky symbol_index = getRel(Rel)->getSymbol(); 2044f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // TODO: Read implicit addend from section data. 2045f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 2046f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2047033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::SHT_RELA: { 2048f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky type = getRela(Rel)->getType(); 2049f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky symbol_index = getRela(Rel)->getSymbol(); 2050f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky addend = getRela(Rel)->r_addend; 2051f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 2052f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2053f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2054f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getEntry<Elf_Sym>(sec->sh_link, symbol_index); 2055f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef symname; 2056dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (error_code ec = getSymbolName(getSection(sec->sh_link), symb, symname)) 2057f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ec; 2058f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Header->e_machine) { 2059f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2060f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (type) { 2061033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_PC8: 2062033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_PC16: 2063f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::R_X86_64_PC32: { 2064f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::string fmtbuf; 2065f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky raw_string_ostream fmt(fmtbuf); 2066f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky fmt << symname << (addend < 0 ? "" : "+") << addend << "-P"; 2067f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky fmt.flush(); 2068f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result.append(fmtbuf.begin(), fmtbuf.end()); 2069f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2070033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky break; 2071033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_8: 2072033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_16: 2073033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_32: 2074033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_32S: 2075033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_64: { 2076033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky std::string fmtbuf; 2077033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky raw_string_ostream fmt(fmtbuf); 2078033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky fmt << symname << (addend < 0 ? "" : "+") << addend; 2079033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky fmt.flush(); 2080033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky Result.append(fmtbuf.begin(), fmtbuf.end()); 2081033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky } 2082f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 2083f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2084f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 2085f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2086f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 208772062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 20884b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien case ELF::EM_ARM: 208950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 209050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow res = symname; 209150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow break; 2092f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2093f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 2094f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2095f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Result.empty()) 2096f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result.append(res.begin(), res.end()); 2097f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2098f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2099f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2100dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer// Verify that the last byte in the string table in a null. 2101ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2102ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::VerifyStrTab(const Elf_Shdr *sh) const { 2103dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer const char *strtab = (const char*)base() + sh->sh_offset; 2104dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (strtab[sh->sh_size - 1] != 0) 2105dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 2106dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("String table must end with a null terminator!"); 2107dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 2108dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2109ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2110ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::ELFObjectFile(MemoryBuffer *Object, error_code &ec) 211134461e554ac359cee140434a01facefd25f720f1Michael J. Spencer : ObjectFile(getELFType( 211234461e554ac359cee140434a01facefd25f720f1Michael J. Spencer static_cast<endianness>(ELFT::TargetEndianness) == support::little, 211334461e554ac359cee140434a01facefd25f720f1Michael J. Spencer ELFT::Is64Bits), 211434461e554ac359cee140434a01facefd25f720f1Michael J. Spencer Object, 211534461e554ac359cee140434a01facefd25f720f1Michael J. Spencer ec) 2116f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , isDyldELFObject(false) 2117f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , SectionHeaderTable(0) 2118f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , dot_shstrtab_sec(0) 2119dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer , dot_strtab_sec(0) 21205c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer , dot_dynstr_sec(0) 212197f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer , dot_dynamic_sec(0) 21222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_sec(0) 21232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_r_sec(0) 21242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_d_sec(0) 21252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dt_soname(0) 21262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer { 2127f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2128f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t FileSize = Data->getBufferSize(); 2129f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2130f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sizeof(Elf_Ehdr) > FileSize) 2131f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2132f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("File too short!"); 2133f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2134f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Header = reinterpret_cast<const Elf_Ehdr *>(base()); 2135f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2136f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shoff == 0) 2137f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return; 2138f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2139f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t SectionTableOffset = Header->e_shoff; 2140f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2141f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionTableOffset + sizeof(Elf_Shdr) > FileSize) 2142f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2143f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Section header table goes past end of file!"); 2144f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2145f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // The getNumSections() call below depends on SectionHeaderTable being set. 2146f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionHeaderTable = 2147f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky reinterpret_cast<const Elf_Shdr *>(base() + SectionTableOffset); 2148f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t SectionTableSize = getNumSections() * Header->e_shentsize; 2149f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2150f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionTableOffset + SectionTableSize > FileSize) 2151f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2152f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Section table goes past end of file!"); 2153f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2154f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // To find the symbol tables we walk the section table to find SHT_SYMTAB. 2155f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr* SymbolTableSectionHeaderIndex = 0; 2156f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr* sh = SectionHeaderTable; 2157dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2158dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Reserve SymbolTableSections[0] for .dynsym 2159dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSections.push_back(NULL); 2160dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2161f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (uint64_t i = 0, e = getNumSections(); i != e; ++i) { 21622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer switch (sh->sh_type) { 21632d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_SYMTAB_SHNDX: { 2164f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SymbolTableSectionHeaderIndex) 2165f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2166f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("More than one .symtab_shndx!"); 2167f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionHeaderIndex = sh; 21682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2169f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 21702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_SYMTAB: { 2171f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionsIndexMap[i] = SymbolTableSections.size(); 2172f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSections.push_back(sh); 21732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2174f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 21752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_DYNSYM: { 2176dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections[0] != NULL) 2177dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 2178dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("More than one .dynsym!"); 2179dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSectionsIndexMap[i] = 0; 2180dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSections[0] = sh; 21812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2182dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 21832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_REL: 21842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_RELA: { 2185f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionRelocMap[getSection(sh->sh_info)].push_back(i); 21862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2187f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 21882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_DYNAMIC: { 21895c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (dot_dynamic_sec != NULL) 21905c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // FIXME: Proper error handling. 21915c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("More than one .dynamic!"); 21925c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer dot_dynamic_sec = sh; 21932d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 21942d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 21952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_versym: { 21962d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_sec != NULL) 21972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 21982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version section!"); 21992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_sec = sh; 22002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 22012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 22022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_verdef: { 22032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_d_sec != NULL) 22042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 22052d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version_d section!"); 22062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_d_sec = sh; 22072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 22082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 22092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_verneed: { 22102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_r_sec != NULL) 22112d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 22122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version_r section!"); 22132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_r_sec = sh; 22142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 22152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 22165c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } 2217f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++sh; 2218f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2219f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2220f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Sort section relocation lists by index. 2221f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (typename RelocMap_t::iterator i = SectionRelocMap.begin(), 2222f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky e = SectionRelocMap.end(); i != e; ++i) { 2223f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::sort(i->second.begin(), i->second.end()); 2224f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2225f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2226f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Get string table sections. 2227f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky dot_shstrtab_sec = getSection(getStringTableIndex()); 2228f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (dot_shstrtab_sec) { 2229f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Verify that the last byte in the string table in a null. 2230dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_shstrtab_sec); 2231f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2232f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2233f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Merge this into the above loop. 2234f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (const char *i = reinterpret_cast<const char *>(SectionHeaderTable), 2235f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky *e = i + getNumSections() * Header->e_shentsize; 2236f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky i != e; i += Header->e_shentsize) { 2237f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sh = reinterpret_cast<const Elf_Shdr*>(i); 2238f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sh->sh_type == ELF::SHT_STRTAB) { 2239f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef SectionName(getString(dot_shstrtab_sec, sh->sh_name)); 2240f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionName == ".strtab") { 2241f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (dot_strtab_sec != 0) 2242f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2243f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Already found section named .strtab!"); 2244f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky dot_strtab_sec = sh; 2245dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_strtab_sec); 2246dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else if (SectionName == ".dynstr") { 2247dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (dot_dynstr_sec != 0) 2248dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 2249dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("Already found section named .dynstr!"); 2250dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer dot_dynstr_sec = sh; 2251dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_dynstr_sec); 2252f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2253f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2254f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2255f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2256f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Build symbol name side-mapping if there is one. 2257f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SymbolTableSectionHeaderIndex) { 2258f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Word *ShndxTable = reinterpret_cast<const Elf_Word*>(base() + 2259f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionHeaderIndex->sh_offset); 2260f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky error_code ec; 2261f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (symbol_iterator si = begin_symbols(), 2262f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky se = end_symbols(); si != se; si.increment(ec)) { 2263f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ec) 2264f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Fewer extended symbol table entries than symbols!"); 2265f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (*ShndxTable != ELF::SHN_UNDEF) 2266f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ExtendedSymbolTable[getSymbol(si->getRawDataRefImpl())] = *ShndxTable; 2267f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++ShndxTable; 2268f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2269f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2270f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2271f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2272f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran// Get the symbol table index in the symtab section given a symbol 2273ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2274ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spenceruint64_t ELFObjectFile<ELFT>::getSymbolIndex(const Elf_Sym *Sym) const { 2275f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran assert(SymbolTableSections.size() == 1 && "Only one symbol table supported!"); 2276f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran const Elf_Shdr *SymTab = *SymbolTableSections.begin(); 2277f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uintptr_t SymLoc = uintptr_t(Sym); 2278f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uintptr_t SymTabLoc = uintptr_t(base() + SymTab->sh_offset); 2279f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran assert(SymLoc > SymTabLoc && "Symbol not in symbol table!"); 2280f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uint64_t SymOffset = SymLoc - SymTabLoc; 2281f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran assert(SymOffset % SymTab->sh_entsize == 0 && 2282f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran "Symbol not multiple of symbol size!"); 2283f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran return SymOffset / SymTab->sh_entsize; 2284f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran} 2285f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran 2286ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2287ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::begin_symbols() const { 2288f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 2289dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections.size() <= 1) { 2290f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2291f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2292f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } else { 2293f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = 1; // The 0th symbol in ELF is fake. 2294dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = 1; // The 0th table is .dynsym 2295f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2296f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symbol_iterator(SymbolRef(SymbolData, this)); 2297f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2298f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2299ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2300ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::end_symbols() const { 2301f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 2302f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2303f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2304f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symbol_iterator(SymbolRef(SymbolData, this)); 2305f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2306f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2307ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2308ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::begin_dynamic_symbols() const { 2309dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer DataRefImpl SymbolData; 2310dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections[0] == NULL) { 2311dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2312dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2313dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else { 2314dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = 1; // The 0th symbol in ELF is fake. 2315dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = 0; // The 0th table is .dynsym 2316dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 2317dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return symbol_iterator(SymbolRef(SymbolData, this)); 2318dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 2319dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2320ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2321ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::end_dynamic_symbols() const { 2322dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer DataRefImpl SymbolData; 2323dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2324dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2325dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return symbol_iterator(SymbolRef(SymbolData, this)); 2326dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 2327dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2328ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2329ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersection_iterator ELFObjectFile<ELFT>::begin_sections() const { 2330f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl ret; 2331f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret.p = reinterpret_cast<intptr_t>(base() + Header->e_shoff); 2332f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return section_iterator(SectionRef(ret, this)); 2333f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2334f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2335ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2336ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersection_iterator ELFObjectFile<ELFT>::end_sections() const { 2337f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl ret; 2338f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret.p = reinterpret_cast<intptr_t>(base() 2339f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + Header->e_shoff 2340f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (Header->e_shentsize*getNumSections())); 2341f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return section_iterator(SectionRef(ret, this)); 2342f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2343f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2344ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 23452e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencertypename ELFObjectFile<ELFT>::Elf_Dyn_iterator 2346ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::begin_dynamic_table() const { 2347945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer if (dot_dynamic_sec) 23482e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Dyn_iterator(dot_dynamic_sec->sh_entsize, 23492e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer (const char *)base() + dot_dynamic_sec->sh_offset); 23502e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Dyn_iterator(0, 0); 23515c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 23525c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2353ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 23542e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencertypename ELFObjectFile<ELFT>::Elf_Dyn_iterator 2355d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. SpencerELFObjectFile<ELFT>::end_dynamic_table(bool NULLEnd) const { 2356d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer if (dot_dynamic_sec) { 2357d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Elf_Dyn_iterator Ret(dot_dynamic_sec->sh_entsize, 2358d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer (const char *)base() + dot_dynamic_sec->sh_offset + 2359d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer dot_dynamic_sec->sh_size); 2360d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 2361d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer if (NULLEnd) { 2362d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Elf_Dyn_iterator Start = begin_dynamic_table(); 2363a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (Start != Ret && Start->getTag() != ELF::DT_NULL) 2364a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++Start; 2365a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer 2366d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer // Include the DT_NULL. 2367d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer if (Start != Ret) 2368d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer ++Start; 2369d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Ret = Start; 2370d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 2371d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return Ret; 2372d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 23732e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Dyn_iterator(0, 0); 23745c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 23755c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2376ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2377945bc5bde022c790722ca1d05304bb0c986890dbMichael J. SpencerStringRef ELFObjectFile<ELFT>::getLoadName() const { 237897f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (!dt_soname) { 237997f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer // Find the DT_SONAME entry 23802e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator it = begin_dynamic_table(); 23812e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator ie = end_dynamic_table(); 2382a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (it != ie && it->getTag() != ELF::DT_SONAME) 2383a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++it; 2384a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer 238597f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (it != ie) { 238697f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (dot_dynstr_sec == NULL) 238797f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer report_fatal_error("Dynamic string table is missing"); 238897f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer dt_soname = getString(dot_dynstr_sec, it->getVal()); 238997f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } else { 239097f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer dt_soname = ""; 239197f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } 239297f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } 239397f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer return dt_soname; 239497f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer} 239597f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer 2396ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2397ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerlibrary_iterator ELFObjectFile<ELFT>::begin_libraries_needed() const { 23985c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Find the first DT_NEEDED entry 23992e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator i = begin_dynamic_table(); 24002e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator e = end_dynamic_table(); 2401a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (i != e && i->getTag() != ELF::DT_NEEDED) 2402a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++i; 2403945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 2404945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DataRefImpl DRI; 2405def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer DRI.p = reinterpret_cast<uintptr_t>(i.get()); 2406945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer return library_iterator(LibraryRef(DRI, this)); 24075c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24085c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2409ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2410ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getLibraryNext(DataRefImpl Data, 2411ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LibraryRef &Result) const { 24125c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Use the same DataRefImpl format as DynRef. 24132e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator i = Elf_Dyn_iterator(dot_dynamic_sec->sh_entsize, 24142e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer reinterpret_cast<const char *>(Data.p)); 24152e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator e = end_dynamic_table(); 24165c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2417a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer // Skip the current dynamic table entry and find the next DT_NEEDED entry. 2418a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer do 2419a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++i; 2420a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (i != e && i->getTag() != ELF::DT_NEEDED); 2421945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 2422945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DataRefImpl DRI; 2423def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer DRI.p = reinterpret_cast<uintptr_t>(i.get()); 2424945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer Result = LibraryRef(DRI, this); 24255c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return object_error::success; 24265c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24275c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2428ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2429ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getLibraryPath(DataRefImpl Data, 2430ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Res) const { 24312e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator i = Elf_Dyn_iterator(dot_dynamic_sec->sh_entsize, 24322e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer reinterpret_cast<const char *>(Data.p)); 24335c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i == end_dynamic_table()) 24345c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("getLibraryPath() called on iterator end"); 24355c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 24365c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i->getTag() != ELF::DT_NEEDED) 24375c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("Invalid library_iterator"); 24385c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 24395c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // This uses .dynstr to lookup the name of the DT_NEEDED entry. 24405c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // THis works as long as DT_STRTAB == .dynstr. This is true most of 24415c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // the time, but the specification allows exceptions. 24425c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // TODO: This should really use DT_STRTAB instead. Doing this requires 24435c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // reading the program headers. 24445c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (dot_dynstr_sec == NULL) 24455c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("Dynamic string table is missing"); 24465c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Res = getString(dot_dynstr_sec, i->getVal()); 24475c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return object_error::success; 24485c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24495c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2450ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2451ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerlibrary_iterator ELFObjectFile<ELFT>::end_libraries_needed() const { 24522e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator e = end_dynamic_table(); 2453945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DataRefImpl DRI; 2454def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer DRI.p = reinterpret_cast<uintptr_t>(e.get()); 2455945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer return library_iterator(LibraryRef(DRI, this)); 24565c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24575c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2458ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2459ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spenceruint8_t ELFObjectFile<ELFT>::getBytesInAddress() const { 2460ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer return ELFT::Is64Bits ? 8 : 4; 2461f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2462f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2463ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2464ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerStringRef ELFObjectFile<ELFT>::getFileFormatName() const { 2465f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_ident[ELF::EI_CLASS]) { 2466f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::ELFCLASS32: 2467f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2468f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2469f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-i386"; 2470f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2471f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-x86-64"; 2472f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_ARM: 2473f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-arm"; 247450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 247550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow return "ELF32-hexagon"; 24763802947dec01dcf95d1b4b6545e88e549744e2b1NAKAMURA Takumi case ELF::EM_MIPS: 24773802947dec01dcf95d1b4b6545e88e549744e2b1NAKAMURA Takumi return "ELF32-mips"; 2478f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2479f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-unknown"; 2480f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2481f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::ELFCLASS64: 2482f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2483f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2484f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-i386"; 2485f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2486f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-x86-64"; 248772062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 248872062f5744557e270a38192554c3126ea5f97434Tim Northover return "ELF64-aarch64"; 2489a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella case ELF::EM_PPC64: 2490a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella return "ELF64-ppc64"; 2491f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2492f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-unknown"; 2493f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2494f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2495f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2496f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid ELFCLASS!"); 2497f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2498f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2499f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2500ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2501ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerunsigned ELFObjectFile<ELFT>::getArch() const { 2502f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2503f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2504f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::x86; 2505f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2506f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::x86_64; 250772062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 250872062f5744557e270a38192554c3126ea5f97434Tim Northover return Triple::aarch64; 2509f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_ARM: 2510f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::arm; 251150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 251250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow return Triple::hexagon; 2513b889e0cd2fea4afee623d5be603b912b955a2ecaAkira Hatanaka case ELF::EM_MIPS: 25146623730296fbe6d639058195772566ffa10e9ad2Dmitri Gribenko return (ELFT::TargetEndianness == support::little) ? 2515b889e0cd2fea4afee623d5be603b912b955a2ecaAkira Hatanaka Triple::mipsel : Triple::mips; 2516a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella case ELF::EM_PPC64: 2517a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella return Triple::ppc64; 2518f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2519f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::UnknownArch; 2520f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2521f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2522f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2523ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2524ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spenceruint64_t ELFObjectFile<ELFT>::getNumSections() const { 2525f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(Header && "Header not initialized!"); 2526f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shnum == ELF::SHN_UNDEF) { 2527f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(SectionHeaderTable && "SectionHeaderTable not initialized!"); 2528f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return SectionHeaderTable->sh_size; 2529f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2530f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Header->e_shnum; 2531f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2532f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2533ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2534f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyuint64_t 2535ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getStringTableIndex() const { 2536f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shnum == ELF::SHN_UNDEF) { 2537f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shstrndx == ELF::SHN_HIRESERVE) 2538f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return SectionHeaderTable->sh_link; 2539f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shstrndx >= getNumSections()) 2540f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 2541f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2542f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Header->e_shstrndx; 2543f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2544f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2545ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2546f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<typename T> 2547f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyinline const T * 2548ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getEntry(uint16_t Section, uint32_t Entry) const { 2549f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<T>(getSection(Section), Entry); 2550f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2551f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2552ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2553f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<typename T> 2554f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyinline const T * 2555ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getEntry(const Elf_Shdr * Section, uint32_t Entry) const { 2556f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return reinterpret_cast<const T *>( 2557f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky base() 2558f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + Section->sh_offset 2559f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (Entry * Section->sh_entsize)); 2560f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2561f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2562ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2563ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Sym * 2564ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSymbol(DataRefImpl Symb) const { 2565f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Sym>(SymbolTableSections[Symb.d.b], Symb.d.a); 2566f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2567f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2568ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2569ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Rel * 2570ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getRel(DataRefImpl Rel) const { 2571f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Rel>(Rel.w.b, Rel.w.c); 2572f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2573f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2574ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2575ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Rela * 2576ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getRela(DataRefImpl Rela) const { 2577f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Rela>(Rela.w.b, Rela.w.c); 2578f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2579f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2580ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2581ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 2582ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSection(DataRefImpl Symb) const { 2583f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Symb.d.b); 2584f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_type != ELF::SHT_SYMTAB || sec->sh_type != ELF::SHT_DYNSYM) 2585f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2586f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid symbol table section!"); 2587f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return sec; 2588f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2589f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2590ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2591ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 2592ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSection(uint32_t index) const { 2593f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (index == 0) 2594f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 2595f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!SectionHeaderTable || index >= getNumSections()) 2596f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2597f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section index!"); 2598f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2599f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return reinterpret_cast<const Elf_Shdr *>( 2600f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky reinterpret_cast<const char *>(SectionHeaderTable) 2601f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (index * Header->e_shentsize)); 2602f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2603f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2604ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2605ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst char *ELFObjectFile<ELFT>::getString(uint32_t section, 2606ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ELF::Elf32_Word offset) const { 2607f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getString(getSection(section), offset); 2608f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2609f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2610ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2611ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst char *ELFObjectFile<ELFT>::getString(const Elf_Shdr *section, 2612ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ELF::Elf32_Word offset) const { 2613f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(section && section->sh_type == ELF::SHT_STRTAB && "Invalid section!"); 2614f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (offset >= section->sh_size) 2615f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2616f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Symbol name offset outside of string table!"); 2617f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return (const char *)base() + section->sh_offset + offset; 2618f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2619f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2620ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2621ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolName(const Elf_Shdr *section, 2622ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer const Elf_Sym *symb, 2623ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 2624f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_name == 0) { 2625f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *section = getSection(symb); 2626f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!section) 2627f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = ""; 2628f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 2629f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getString(dot_shstrtab_sec, section->sh_name); 2630f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2631f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2632f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2633dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (section == SymbolTableSections[0]) { 2634dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Symbol is in .dynsym, use .dynstr string table 2635dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Result = getString(dot_dynstr_sec, symb->st_name); 2636dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else { 2637dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Use the default symbol table name section. 2638dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Result = getString(dot_strtab_sec, symb->st_name); 2639dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 2640f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2641f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2642f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2643ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2644ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionName(const Elf_Shdr *section, 2645ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 26469dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta Result = StringRef(getString(dot_shstrtab_sec, section->sh_name)); 26479dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return object_error::success; 26489dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 26499dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 2650ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2651ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolVersion(const Elf_Shdr *section, 2652ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer const Elf_Sym *symb, 2653ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Version, 2654ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &IsDefault) const { 26552d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Handle non-dynamic symbols. 26562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (section != SymbolTableSections[0]) { 26572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Non-dynamic symbols can have versions in their names 26582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // A name of the form 'foo@V1' indicates version 'V1', non-default. 26592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // A name of the form 'foo@@V2' indicates version 'V2', default version. 26602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef Name; 26612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code ec = getSymbolName(section, symb, Name); 26622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (ec != object_error::success) 26632d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ec; 26642d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t atpos = Name.find('@'); 26652d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (atpos == StringRef::npos) { 26662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 26672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 26682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 26692d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 26702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer ++atpos; 26712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (atpos < Name.size() && Name[atpos] == '@') { 26722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = true; 26732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer ++atpos; 26742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 26752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 26762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 26772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = Name.substr(atpos); 26782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 26792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 26802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 26812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // This is a dynamic symbol. Look in the GNU symbol version table. 26822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_sec == NULL) { 26832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // No version table. 26842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 26852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 26862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 26872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 26882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 26892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Determine the position in the symbol table of this entry. 26902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + section->sh_offset; 26912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t entry_index = ((const char*)symb - sec_start)/section->sh_entsize; 26922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 26932d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Get the corresponding version index entry 26942d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Versym *vs = getEntry<Elf_Versym>(dot_gnu_version_sec, entry_index); 26952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t version_index = vs->vs_index & ELF::VERSYM_VERSION; 26962d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 26972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Special markers for unversioned symbols. 26982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (version_index == ELF::VER_NDX_LOCAL || 26992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer version_index == ELF::VER_NDX_GLOBAL) { 27002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 27012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 27022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 27032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 27042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 27052d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Lookup this symbol in the version table 27062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionMap(); 27072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (version_index >= VersionMap.size() || VersionMap[version_index].isNull()) 27082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Symbol has version index without corresponding " 27092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "define or reference entry"); 27102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const VersionMapEntry &entry = VersionMap[version_index]; 27112d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 27122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Get the version name string 27132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t name_offset; 27142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (entry.isVerdef()) { 27152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verdaux entry holds the name. 27162d70e263c2b508bf4641273dd89a23149f6f6164David Meyer name_offset = entry.getVerdef()->getAux()->vda_name; 27172d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 27182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer name_offset = entry.getVernaux()->vna_name; 27192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 27202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = getString(dot_dynstr_sec, name_offset); 27212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 27222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Set IsDefault 27232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (entry.isVerdef()) { 27242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = !(vs->vs_index & ELF::VERSYM_HIDDEN); 27252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 27262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 27272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 27282d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 27292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 27302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 27312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 27322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// This is a generic interface for retrieving GNU symbol version 27332d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// information from an ELFObjectFile. 27342d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstatic inline error_code GetELFSymbolVersion(const ObjectFile *Obj, 27352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const SymbolRef &Sym, 27362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef &Version, 27372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) { 27382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Little-endian 32-bit 2739ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::little, 4, false> > *ELFObj = 2740ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::little, 4, false> > >(Obj)) 27412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 27422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 27432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Big-endian 32-bit 2744ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::big, 4, false> > *ELFObj = 2745ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::big, 4, false> > >(Obj)) 27462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 27472d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 27482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Little-endian 64-bit 2749ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::little, 8, true> > *ELFObj = 2750ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::little, 8, true> > >(Obj)) 27512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 27522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 27532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Big-endian 64-bit 2754ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::big, 8, true> > *ELFObj = 2755ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::big, 8, true> > >(Obj)) 27562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 27572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 27582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer llvm_unreachable("Object passed to GetELFSymbolVersion() is not ELF"); 27592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 27602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 276111987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran/// This function returns the hash value for a symbol in the .dynsym section 276211987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran/// Name of the API remains consistent as specified in the libelf 27638b2824a1b21fe7bd3908774feb5f79c98cc7d9a2Shankar Easwaran/// REF : http://www.sco.com/developers/gabi/latest/ch5.dynamic.html#hash 276411987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaranstatic inline unsigned elf_hash(StringRef &symbolName) { 276511987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran unsigned h = 0, g; 2766dceaf4ac8dcb2167b57853d354760fe9a8cb8273Shankar Easwaran for (unsigned i = 0, j = symbolName.size(); i < j; i++) { 276711987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran h = (h << 4) + symbolName[i]; 276811987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran g = h & 0xf0000000L; 276911987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran if (g != 0) 277011987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran h ^= g >> 24; 277111987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran h &= ~g; 277211987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran } 277311987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran return h; 277411987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran} 277511987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran 2776f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2777f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2778f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2779f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#endif 2780