ELF.h revision a6cd815994a30888d579e7731a98e668f07a5965
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 333d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 334d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint32_t getRInfo(bool isMips64EL) const { 335d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola assert(!isMips64EL); 336d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return r_info; 337d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 338d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola void setRInfo(uint32_t R) { 339d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola r_info = R; 340d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 341f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 342f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 343ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 344ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 345ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, true>, false> { 346ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 347ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 348f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 349f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword r_info; // Symbol table index and type of relocation to apply 350d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 351d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint64_t getRInfo(bool isMips64EL) const { 352d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint64_t t = r_info; 353d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola if (!isMips64EL) 354d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return t; 355d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // Mip64 little endian has a "special" encoding of r_info. Instead of one 356d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // 64 bit little endian number, it is a little ending 32 bit number followed 357d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // by a 32 bit big endian number. 358d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return (t << 32) | ((t >> 8) & 0xff000000) | ((t >> 24) & 0x00ff0000) | 359d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola ((t >> 40) & 0x0000ff00) | ((t >> 56) & 0x000000ff); 360d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return r_info; 361d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 362d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola void setRInfo(uint64_t R) { 363d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // FIXME: Add mips64el support. 364d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola r_info = R; 365d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 366f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 367f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 368ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 369ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 370ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, false>, true> { 371ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 372ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA false>) 373f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 374f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word r_info; // Symbol table index and type of relocation to apply 375f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Sword r_addend; // Compute value for relocatable field by adding this 376d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 377d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint32_t getRInfo(bool isMips64EL) const { 378d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola assert(!isMips64EL); 379d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return r_info; 380d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 381d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola void setRInfo(uint32_t R) { 382d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola r_info = R; 383d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 384f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 385f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 386ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 387ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 388ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, true>, true> { 389ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 390ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 391f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 392f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword r_info; // Symbol table index and type of relocation to apply 393f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Sxword r_addend; // Compute value for relocatable field by adding this. 394d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 395d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint64_t getRInfo(bool isMips64EL) const { 396d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // Mip64 little endian has a "special" encoding of r_info. Instead of one 397d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // 64 bit little endian number, it is a little ending 32 bit number followed 398d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // by a 32 bit big endian number. 399d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint64_t t = r_info; 400d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola if (!isMips64EL) 401d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return t; 402d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return (t << 32) | ((t >> 8) & 0xff000000) | ((t >> 24) & 0x00ff0000) | 403d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola ((t >> 40) & 0x0000ff00) | ((t >> 56) & 0x000000ff); 404d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 405d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola void setRInfo(uint64_t R) { 406d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola // FIXME: Add mips64el support. 407d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola r_info = R; 408d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 409f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 410f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 411ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT, bool isRela> 412f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Impl; 413f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 414ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 415ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign, bool isRela> 416ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Impl<ELFT<TargetEndianness, MaxAlign, true>, isRela> 417ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer : Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, true>, isRela> { 418ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 419ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 420f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 421f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE, 422f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // and ELF64_R_INFO macros defined in the ELF specification: 423d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint32_t getSymbol(bool isMips64EL) const { 424d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return (uint32_t) (this->getRInfo(isMips64EL) >> 32); 425d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 426d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint32_t getType(bool isMips64EL) const { 427d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return (uint32_t) (this->getRInfo(isMips64EL) & 0xffffffffL); 428f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 4290b740236b71f0f3811421885c04cc43130f88befTim Northover void setSymbol(uint32_t s) { setSymbolAndType(s, getType()); } 4300b740236b71f0f3811421885c04cc43130f88befTim Northover void setType(uint32_t t) { setSymbolAndType(getSymbol(), t); } 4310b740236b71f0f3811421885c04cc43130f88befTim Northover void setSymbolAndType(uint32_t s, uint32_t t) { 432d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola this->setRInfo(((uint64_t)s << 32) + (t&0xffffffffL)); 433f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 434f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 435f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 436ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 437ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign, bool isRela> 438ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Rel_Impl<ELFT<TargetEndianness, MaxAlign, false>, isRela> 439ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer : Elf_Rel_Base<ELFT<TargetEndianness, MaxAlign, false>, isRela> { 440ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 441ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA false>) 442f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 443f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE, 444f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // and ELF32_R_INFO macros defined in the ELF specification: 445d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola uint32_t getSymbol(bool isMips64EL) const { 446d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return this->getRInfo(isMips64EL) >> 8; 447d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 448d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola unsigned char getType(bool isMips64EL) const { 449d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return (unsigned char) (this->getRInfo(isMips64EL) & 0x0ff); 450d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 451f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setSymbol(uint32_t s) { setSymbolAndType(s, getType()); } 452f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); } 453f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setSymbolAndType(uint32_t s, unsigned char t) { 454d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola this->setRInfo((s << 8) + t); 455f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 456f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 457f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 458ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 4592c38a6615a693d0a43159825da2358126473502bMichael J. Spencerstruct Elf_Ehdr_Impl { 460ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT) 4612c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char e_ident[ELF::EI_NIDENT]; // ELF Identification bytes 4622c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_type; // Type of file (see ET_*) 4632c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_machine; // Required architecture for this file (see EM_*) 4642c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Word e_version; // Must be equal to 1 4652c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Addr e_entry; // Address to jump to in order to start program 4662c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Off e_phoff; // Program header table's file offset, in bytes 4672c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Off e_shoff; // Section header table's file offset, in bytes 4682c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Word e_flags; // Processor-specific flags 4692c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_ehsize; // Size of ELF header, in bytes 4702c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_phentsize;// Size of an entry in the program header table 4712c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_phnum; // Number of entries in the program header table 4722c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shentsize;// Size of an entry in the section header table 4732c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shnum; // Number of entries in the section header table 4742c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shstrndx; // Section header table index of section name 4752c38a6615a693d0a43159825da2358126473502bMichael J. Spencer // string table 4762c38a6615a693d0a43159825da2358126473502bMichael J. Spencer bool checkMagic() const { 4772c38a6615a693d0a43159825da2358126473502bMichael J. Spencer return (memcmp(e_ident, ELF::ElfMagic, strlen(ELF::ElfMagic))) == 0; 4782c38a6615a693d0a43159825da2358126473502bMichael J. Spencer } 4792c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char getFileClass() const { return e_ident[ELF::EI_CLASS]; } 4802c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char getDataEncoding() const { return e_ident[ELF::EI_DATA]; } 4812c38a6615a693d0a43159825da2358126473502bMichael J. Spencer}; 482f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 483ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 4843e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencerstruct Elf_Phdr_Impl; 485a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni 486ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 487ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 488ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Phdr_Impl<ELFT<TargetEndianness, MaxAlign, false> > { 489ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 490ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA false>) 491a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_type; // Type of segment 492a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Off p_offset; // FileOffset where segment is located, in bytes 4934d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer Elf_Addr p_vaddr; // Virtual Address of beginning of segment 494a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific) 495a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_filesz; // Num. of bytes in file image of segment (may be zero) 496a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_memsz; // Num. of bytes in mem image of segment (may be zero) 497a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_flags; // Segment flags 498a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_align; // Segment alignment constraint 499a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni}; 500a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni 501ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<template<endianness, std::size_t, bool> class ELFT, 502ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer endianness TargetEndianness, std::size_t MaxAlign> 503ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerstruct Elf_Phdr_Impl<ELFT<TargetEndianness, MaxAlign, true> > { 504ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT<TargetEndianness LLVM_ELF_COMMA 505ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer MaxAlign LLVM_ELF_COMMA true>) 506a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_type; // Type of segment 507a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Word p_flags; // Segment flags 508a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Off p_offset; // FileOffset where segment is located, in bytes 5094d9c5397b4a3be747bdb73f1d24c3fdbaaf438feMichael J. Spencer Elf_Addr p_vaddr; // Virtual Address of beginning of segment 510a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific) 51195abfbe8e9567e08188ada7d29f589f08e539bd6Michael J. Spencer Elf_Xword p_filesz; // Num. of bytes in file image of segment (may be zero) 51295abfbe8e9567e08188ada7d29f589f08e539bd6Michael J. Spencer Elf_Xword p_memsz; // Num. of bytes in mem image of segment (may be zero) 51395abfbe8e9567e08188ada7d29f589f08e539bd6Michael J. Spencer Elf_Xword p_align; // Segment alignment constraint 514a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni}; 515a06fd990543c82c4cc735354914ae4be64eb83d6Hemant Kulkarni 516ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 517f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyclass ELFObjectFile : public ObjectFile { 518ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LLVM_ELF_IMPORT_TYPES(ELFT) 519ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer 5209b7ca410621f6988b2d4203b90058dd4252848a8Sid Manningpublic: 521fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer /// \brief Iterate over constant sized entities. 522fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer template<class EntT> 523fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer class ELFEntityIterator { 5249b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning public: 525d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer typedef ptrdiff_t difference_type; 526fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer typedef EntT value_type; 527d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer typedef std::random_access_iterator_tag iterator_category; 5289b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning typedef value_type &reference; 5299b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning typedef value_type *pointer; 5309b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 5319b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning /// \brief Default construct iterator. 532fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator() : EntitySize(0), Current(0) {} 533fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator(uint64_t EntSize, const char *Start) 534fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer : EntitySize(EntSize) 5359b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning , Current(Start) {} 5369b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 5379b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning reference operator *() { 5389b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning assert(Current && "Attempted to dereference an invalid iterator!"); 539fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return *reinterpret_cast<pointer>(Current); 5409b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5419b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 5429b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning pointer operator ->() { 5439b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning assert(Current && "Attempted to dereference an invalid iterator!"); 544fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return reinterpret_cast<pointer>(Current); 5459b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5469b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 547fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer bool operator ==(const ELFEntityIterator &Other) { 548fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Current == Other.Current; 5499b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5509b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 551fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer bool operator !=(const ELFEntityIterator &Other) { 5529b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return !(*this == Other); 5539b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5549b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 555fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator &operator ++() { 5569b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning assert(Current && "Attempted to increment an invalid iterator!"); 557fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Current += EntitySize; 5589b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return *this; 5599b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5609b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 561fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator operator ++(int) { 562fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer ELFEntityIterator Tmp = *this; 5639b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning ++*this; 5649b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return Tmp; 5659b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning } 5669b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 567d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer ELFEntityIterator &operator =(const ELFEntityIterator &Other) { 568d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer EntitySize = Other.EntitySize; 569d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Current = Other.Current; 570d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return *this; 571d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 572d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 573d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer difference_type operator -(const ELFEntityIterator &Other) const { 574d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer assert(EntitySize == Other.EntitySize && 575d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer "Subtracting iterators of different EntitiySize!"); 576d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return (Current - Other.Current) / EntitySize; 577d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 578d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 579def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer const char *get() const { return Current; } 580def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer 5819b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning private: 582d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer uint64_t EntitySize; 5839b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning const char *Current; 5849b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning }; 5859b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 586945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Ehdr_Impl<ELFT> Elf_Ehdr; 587945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Shdr_Impl<ELFT> Elf_Shdr; 588945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Sym_Impl<ELFT> Elf_Sym; 589945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Dyn_Impl<ELFT> Elf_Dyn; 590945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Phdr_Impl<ELFT> Elf_Phdr; 591945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Rel_Impl<ELFT, false> Elf_Rel; 592945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Rel_Impl<ELFT, true> Elf_Rela; 593945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Verdef_Impl<ELFT> Elf_Verdef; 594945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Verdaux_Impl<ELFT> Elf_Verdaux; 595945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Verneed_Impl<ELFT> Elf_Verneed; 596945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Vernaux_Impl<ELFT> Elf_Vernaux; 597945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef Elf_Versym_Impl<ELFT> Elf_Versym; 5982e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Dyn> Elf_Dyn_iterator; 5992e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Sym> Elf_Sym_iterator; 6002e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Rela> Elf_Rela_Iter; 6012e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef ELFEntityIterator<const Elf_Rel> Elf_Rel_Iter; 602945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 603945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencerprotected: 604945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // This flag is used for classof, to distinguish ELFObjectFile from 605945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // its subclass. If more subclasses will be created, this flag will 606945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // have to become an enum. 607945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer bool isDyldELFObject; 608945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 609945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencerprivate: 6102e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer typedef SmallVector<const Elf_Shdr *, 2> Sections_t; 611945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef DenseMap<unsigned, unsigned> IndexMap_t; 612945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer typedef DenseMap<const Elf_Shdr*, SmallVector<uint32_t, 1> > RelocMap_t; 613945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 614945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Ehdr *Header; 615945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *SectionHeaderTable; 616945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_shstrtab_sec; // Section header string table. 617945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_strtab_sec; // Symbol header string table. 618945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_dynstr_sec; // Dynamic symbol string table. 619945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 620945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // SymbolTableSections[0] always points to the dynamic string table section 621945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // header, or NULL if there is no dynamic string table. 622945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer Sections_t SymbolTableSections; 623945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer IndexMap_t SymbolTableSectionsIndexMap; 624945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DenseMap<const Elf_Sym*, ELF::Elf64_Word> ExtendedSymbolTable; 625945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 626945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_dynamic_sec; // .dynamic 627945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_gnu_version_sec; // .gnu.version 628945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_gnu_version_r_sec; // .gnu.version_r 629945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer const Elf_Shdr *dot_gnu_version_d_sec; // .gnu.version_d 630945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 631945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // Pointer to SONAME entry in dynamic string table 632945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer // This is set the first time getLoadName is called. 633945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer mutable const char *dt_soname; 634945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 635945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencerprivate: 6362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Records for each version index the corresponding Verdef or Vernaux entry. 6372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // This is filled the first time LoadVersionMap() is called. 6382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer class VersionMapEntry : public PointerIntPair<const void*, 1> { 6392d70e263c2b508bf4641273dd89a23149f6f6164David Meyer public: 6402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If the integer is 0, this is an Elf_Verdef*. 6412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If the integer is 1, this is an Elf_Vernaux*. 6422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry() : PointerIntPair<const void*, 1>(NULL, 0) { } 6432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry(const Elf_Verdef *verdef) 6442d70e263c2b508bf4641273dd89a23149f6f6164David Meyer : PointerIntPair<const void*, 1>(verdef, 0) { } 6452d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry(const Elf_Vernaux *vernaux) 6462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer : PointerIntPair<const void*, 1>(vernaux, 1) { } 6472d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isNull() const { return getPointer() == NULL; } 6482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isVerdef() const { return !isNull() && getInt() == 0; } 6492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isVernaux() const { return !isNull() && getInt() == 1; } 6502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdef *getVerdef() const { 6512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return isVerdef() ? (const Elf_Verdef*)getPointer() : NULL; 6522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 6532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Vernaux *getVernaux() const { 6542d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return isVernaux() ? (const Elf_Vernaux*)getPointer() : NULL; 6552d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 6562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer }; 6572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer mutable SmallVector<VersionMapEntry, 16> VersionMap; 6582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionDefs(const Elf_Shdr *sec) const; 6592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionNeeds(const Elf_Shdr *ec) const; 6602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionMap() const; 6612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 662f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Map sections to an array of relocation sections that reference 663f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// them sorted by section index. 664f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelocMap_t SectionRelocMap; 665f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 666f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Get the relocation section that contains \a Rel. 667f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getRelSection(DataRefImpl Rel) const { 668f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(Rel.w.b); 669f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 670f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 671d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencerpublic: 672f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool isRelocationHasAddend(DataRefImpl Rel) const; 673f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky template<typename T> 674f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const T *getEntry(uint16_t Section, uint32_t Entry) const; 675f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky template<typename T> 676f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const T *getEntry(const Elf_Shdr *Section, uint32_t Entry) const; 677f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(DataRefImpl index) const; 678f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(uint32_t index) const; 679f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Rel *getRel(DataRefImpl Rel) const; 680f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Rela *getRela(DataRefImpl Rela) const; 681f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const char *getString(uint32_t section, uint32_t offset) const; 682f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const char *getString(const Elf_Shdr *section, uint32_t offset) const; 6832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code getSymbolVersion(const Elf_Shdr *section, 6842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Sym *Symb, 6852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef &Version, 6862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) const; 687dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer void VerifyStrTab(const Elf_Shdr *sh) const; 688f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 689f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyprotected: 690f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *getSymbol(DataRefImpl Symb) const; // FIXME: Should be private? 691f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void validateSymbol(DataRefImpl Symb) const; 692346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck StringRef getRelocationTypeName(uint32_t Type) const; 693f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 6945c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerpublic: 6959dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta error_code getSymbolName(const Elf_Shdr *section, 6969dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Sym *Symb, 6979dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 6989dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta error_code getSectionName(const Elf_Shdr *section, 6999dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 7005c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer const Elf_Dyn *getDyn(DataRefImpl DynData) const; 7012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code getSymbolVersion(SymbolRef Symb, StringRef &Version, 7022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) const; 703f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uint64_t getSymbolIndex(const Elf_Sym *sym) const; 704f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyprotected: 705f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolNext(DataRefImpl Symb, SymbolRef &Res) const; 706f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolName(DataRefImpl Symb, StringRef &Res) const; 707f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolFileOffset(DataRefImpl Symb, uint64_t &Res) const; 708f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolAddress(DataRefImpl Symb, uint64_t &Res) const; 709f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolSize(DataRefImpl Symb, uint64_t &Res) const; 710f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolNMTypeChar(DataRefImpl Symb, char &Res) const; 711c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer virtual error_code getSymbolFlags(DataRefImpl Symb, uint32_t &Res) const; 712f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolType(DataRefImpl Symb, SymbolRef::Type &Res) const; 713f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolSection(DataRefImpl Symb, 714f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky section_iterator &Res) const; 715a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover virtual error_code getSymbolValue(DataRefImpl Symb, uint64_t &Val) const; 716f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 7175c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual error_code getLibraryNext(DataRefImpl Data, LibraryRef &Result) const; 7185c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual error_code getLibraryPath(DataRefImpl Data, StringRef &Res) const; 7195c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 720f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionNext(DataRefImpl Sec, SectionRef &Res) const; 721f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionName(DataRefImpl Sec, StringRef &Res) const; 722f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionAddress(DataRefImpl Sec, uint64_t &Res) const; 723f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionSize(DataRefImpl Sec, uint64_t &Res) const; 724f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionContents(DataRefImpl Sec, StringRef &Res) const; 725f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionAlignment(DataRefImpl Sec, uint64_t &Res) const; 726f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const; 727f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionData(DataRefImpl Sec, bool &Res) const; 728f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionBSS(DataRefImpl Sec, bool &Res) const; 729c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionRequiredForExecution(DataRefImpl Sec, 730c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd bool &Res) const; 731c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionVirtual(DataRefImpl Sec, bool &Res) const; 732c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionZeroInit(DataRefImpl Sec, bool &Res) const; 7333a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor virtual error_code isSectionReadOnlyData(DataRefImpl Sec, bool &Res) const; 734f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb, 735f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool &Result) const; 736f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual relocation_iterator getSectionRelBegin(DataRefImpl Sec) const; 737f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual relocation_iterator getSectionRelEnd(DataRefImpl Sec) const; 738f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 739f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationNext(DataRefImpl Rel, 740f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelocationRef &Res) const; 741f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationAddress(DataRefImpl Rel, 742f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 743f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationOffset(DataRefImpl Rel, 744f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 745f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationSymbol(DataRefImpl Rel, 746f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolRef &Res) const; 747f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationType(DataRefImpl Rel, 748f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 749f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationTypeName(DataRefImpl Rel, 750f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SmallVectorImpl<char> &Result) const; 751f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationAdditionalInfo(DataRefImpl Rel, 752f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky int64_t &Res) const; 753f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationValueString(DataRefImpl Rel, 754f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SmallVectorImpl<char> &Result) const; 755f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 756f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskypublic: 757f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFObjectFile(MemoryBuffer *Object, error_code &ec); 758d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 759d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola bool isMips64EL() const { 760d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola return Header->e_machine == ELF::EM_MIPS && 761d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola Header->getFileClass() == ELF::ELFCLASS64 && 762d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola Header->getDataEncoding() == ELF::ELFDATA2LSB; 763d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola } 764d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola 765f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual symbol_iterator begin_symbols() const; 766f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual symbol_iterator end_symbols() const; 7675c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 768dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer virtual symbol_iterator begin_dynamic_symbols() const; 769dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer virtual symbol_iterator end_dynamic_symbols() const; 7705c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 771f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual section_iterator begin_sections() const; 772f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual section_iterator end_sections() const; 773f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 7745c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual library_iterator begin_libraries_needed() const; 7755c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual library_iterator end_libraries_needed() const; 7765c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 777d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer const Elf_Shdr *getDynamicSymbolTableSectionHeader() const { 778d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer return SymbolTableSections[0]; 779d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer } 780d1824f2f46adbf4d64acc647aaff9956bef88d54Michael J. Spencer 781d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer const Elf_Shdr *getDynamicStringTableSectionHeader() const { 782d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return dot_dynstr_sec; 783d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 784d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 7852e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator begin_dynamic_table() const; 786d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer /// \param NULLEnd use one past the first DT_NULL entry as the end instead of 787d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer /// the section size. 788d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Elf_Dyn_iterator end_dynamic_table(bool NULLEnd = false) const; 7895c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 7902e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Sym_iterator begin_elf_dynamic_symbols() const { 7912e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer const Elf_Shdr *DynSymtab = SymbolTableSections[0]; 7922e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer if (DynSymtab) 7932e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(DynSymtab->sh_entsize, 7942e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer (const char *)base() + DynSymtab->sh_offset); 7952e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(0, 0); 7962e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer } 7972e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer 7982e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Sym_iterator end_elf_dynamic_symbols() const { 7992e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer const Elf_Shdr *DynSymtab = SymbolTableSections[0]; 8002e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer if (DynSymtab) 8012e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(DynSymtab->sh_entsize, (const char *)base() + 8022e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer DynSymtab->sh_offset + DynSymtab->sh_size); 8032e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Sym_iterator(0, 0); 8042e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer } 8059b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 806fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rela_Iter beginELFRela(const Elf_Shdr *sec) const { 807fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rela_Iter(sec->sh_entsize, 808fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer (const char *)(base() + sec->sh_offset)); 809419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 8109b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 811fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rela_Iter endELFRela(const Elf_Shdr *sec) const { 812fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rela_Iter(sec->sh_entsize, (const char *) 8139b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning (base() + sec->sh_offset + sec->sh_size)); 814419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 8159b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 816fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rel_Iter beginELFRel(const Elf_Shdr *sec) const { 817fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rel_Iter(sec->sh_entsize, 818fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer (const char *)(base() + sec->sh_offset)); 819419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 8209b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 821fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer Elf_Rel_Iter endELFRel(const Elf_Shdr *sec) const { 822fe23da794930e01701ee1ee4fdb2b91db59c2be5Michael J. Spencer return Elf_Rel_Iter(sec->sh_entsize, (const char *) 8239b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning (base() + sec->sh_offset + sec->sh_size)); 824419e5b9d4f8bd0e0724b7b2c2d8df0f534bc8d8dRichard Smith } 8259b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 8263e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer /// \brief Iterate over program header table. 8273e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer typedef ELFEntityIterator<const Elf_Phdr> Elf_Phdr_Iter; 8283e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer 8293e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer Elf_Phdr_Iter begin_program_headers() const { 8303e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer return Elf_Phdr_Iter(Header->e_phentsize, 8313e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer (const char*)base() + Header->e_phoff); 8323e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer } 8333e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer 8343e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer Elf_Phdr_Iter end_program_headers() const { 8353e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer return Elf_Phdr_Iter(Header->e_phentsize, 8363e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer (const char*)base() + 8373e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer Header->e_phoff + 8383e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer (Header->e_phnum * Header->e_phentsize)); 8393e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer } 8403e5d8ade393d347a1483bf39d48ffebe9541b2b0Michael J. Spencer 841f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual uint8_t getBytesInAddress() const; 842f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual StringRef getFileFormatName() const; 8432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer virtual StringRef getObjectType() const { return "ELF"; } 844f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual unsigned getArch() const; 84597f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer virtual StringRef getLoadName() const; 8469dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta virtual error_code getSectionContents(const Elf_Shdr *sec, 8479dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 848f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 849f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t getNumSections() const; 850f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t getStringTableIndex() const; 851f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELF::Elf64_Word getSymbolTableIndex(const Elf_Sym *symb) const; 85276e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christopher const Elf_Ehdr *getElfHeader() const; 853f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(const Elf_Sym *symb) const; 8549dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Shdr *getElfSection(section_iterator &It) const; 8559dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Sym *getElfSymbol(symbol_iterator &It) const; 8569b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning const Elf_Sym *getElfSymbol(uint32_t index) const; 857f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 858f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Methods for type inquiry through isa, cast, and dyn_cast 859f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool isDyldType() const { return isDyldELFObject; } 860f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky static inline bool classof(const Binary *v) { 8616623730296fbe6d639058195772566ffa10e9ad2Dmitri Gribenko return v->getType() == getELFType(ELFT::TargetEndianness == support::little, 862ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ELFT::Is64Bits); 863f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 864f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 865f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 8662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// Iterate through the version definitions, and place each Elf_Verdef 8672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// in the VersionMap according to its index. 868ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 869ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::LoadVersionDefs(const Elf_Shdr *sec) const { 8702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vd_size = sec->sh_size; // Size of section in bytes 8712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vd_count = sec->sh_info; // Number of Verdef entries 8722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + sec->sh_offset; 8732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_end = sec_start + vd_size; 8742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verdef entry is at the start of the section. 8752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *p = sec_start; 8762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned i = 0; i < vd_count; i++) { 8772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (p + sizeof(Elf_Verdef) > sec_end) 8782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpectedly while scanning " 8792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version definitions."); 8802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdef *vd = reinterpret_cast<const Elf_Verdef *>(p); 8812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (vd->vd_version != ELF::VER_DEF_CURRENT) 8822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Unexpected verdef version"); 8832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t index = vd->vd_ndx & ELF::VERSYM_VERSION; 8842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (index >= VersionMap.size()) 8852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.resize(index+1); 8862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap[index] = VersionMapEntry(vd); 8872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer p += vd->vd_next; 8882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 8892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 8902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 8912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// Iterate through the versions needed section, and place each Elf_Vernaux 8922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// in the VersionMap according to its index. 893ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 894ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::LoadVersionNeeds(const Elf_Shdr *sec) const { 8952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vn_size = sec->sh_size; // Size of section in bytes 8962d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vn_count = sec->sh_info; // Number of Verneed entries 8972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + sec->sh_offset; 8982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_end = sec_start + vn_size; 8992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verneed entry is at the start of the section. 9002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *p = sec_start; 9012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned i = 0; i < vn_count; i++) { 9022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (p + sizeof(Elf_Verneed) > sec_end) 9032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpectedly while scanning " 9042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version needed records."); 9052d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verneed *vn = reinterpret_cast<const Elf_Verneed *>(p); 9062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (vn->vn_version != ELF::VER_NEED_CURRENT) 9072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Unexpected verneed version"); 9082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Iterate through the Vernaux entries 9092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *paux = p + vn->vn_aux; 9102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned j = 0; j < vn->vn_cnt; j++) { 9112d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (paux + sizeof(Elf_Vernaux) > sec_end) 9122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpected while scanning auxiliary " 9132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version needed records."); 9142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Vernaux *vna = reinterpret_cast<const Elf_Vernaux *>(paux); 9152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t index = vna->vna_other & ELF::VERSYM_VERSION; 9162d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (index >= VersionMap.size()) 9172d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.resize(index+1); 9182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap[index] = VersionMapEntry(vna); 9192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer paux += vna->vna_next; 9202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 9212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer p += vn->vn_next; 9222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 9232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 9242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 925ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 926ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::LoadVersionMap() const { 9272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If there is no dynamic symtab or version table, there is nothing to do. 9282d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (SymbolTableSections[0] == NULL || dot_gnu_version_sec == NULL) 9292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return; 9302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 9312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Has the VersionMap already been loaded? 9322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (VersionMap.size() > 0) 9332d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return; 9342d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 9352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first two version indexes are reserved. 9362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Index 0 is LOCAL, index 1 is GLOBAL. 9372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.push_back(VersionMapEntry()); 9382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.push_back(VersionMapEntry()); 9392d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 9402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_d_sec) 9412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionDefs(dot_gnu_version_d_sec); 9422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 9432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_r_sec) 9442d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionNeeds(dot_gnu_version_r_sec); 9452d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 9462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 947ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 948ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::validateSymbol(DataRefImpl Symb) const { 94906121de923cb7e8e2ea3cf527f281d9e7825e518Dmitry Vyukov#ifndef NDEBUG 950f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 951f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *SymbolTableSection = SymbolTableSections[Symb.d.b]; 952f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: We really need to do proper error handling in the case of an invalid 953f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // input file. Because we don't use exceptions, I think we'll just pass 954f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // an error object around. 955f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!( symb 956f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && SymbolTableSection 957f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && symb >= (const Elf_Sym*)(base() 958f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_offset) 959f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && symb < (const Elf_Sym*)(base() 960f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_offset 961f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_size))) 962f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 963f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Symb must point to a valid symbol!"); 96406121de923cb7e8e2ea3cf527f281d9e7825e518Dmitry Vyukov#endif 965f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 966f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 967ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 968ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolNext(DataRefImpl Symb, 969ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SymbolRef &Result) const { 970f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 971f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *SymbolTableSection = SymbolTableSections[Symb.d.b]; 972f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 973f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++Symb.d.a; 974f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Check to see if we are at the end of this symbol table. 975f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Symb.d.a >= SymbolTableSection->getEntityCount()) { 976f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // We are at the end. If there are other symbol tables, jump to them. 977dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // If the symbol table is .dynsym, we are iterating dynamic symbols, 978dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // and there is only one table of these. 979dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (Symb.d.b != 0) { 980dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer ++Symb.d.b; 981dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Symb.d.a = 1; // The 0th symbol in ELF is fake. 982dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 983f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Otherwise return the terminator. 984dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (Symb.d.b == 0 || Symb.d.b >= SymbolTableSections.size()) { 985f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Symb.d.a = std::numeric_limits<uint32_t>::max(); 986f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Symb.d.b = std::numeric_limits<uint32_t>::max(); 987f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 988f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 989f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 990f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef(Symb, this); 991f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 992f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 993f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 994ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 995ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolName(DataRefImpl Symb, 996ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 997f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 998f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 999dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return getSymbolName(SymbolTableSections[Symb.d.b], symb, Result); 1000f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1001f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1002ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1003ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolVersion(SymbolRef SymRef, 1004ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Version, 1005ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &IsDefault) const { 10062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer DataRefImpl Symb = SymRef.getRawDataRefImpl(); 10072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer validateSymbol(Symb); 10082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Sym *symb = getSymbol(Symb); 10092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return getSymbolVersion(SymbolTableSections[Symb.d.b], symb, 10102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version, IsDefault); 10112d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 10122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 1013ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1014ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELF::Elf64_Word ELFObjectFile<ELFT> 1015ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ::getSymbolTableIndex(const Elf_Sym *symb) const { 1016f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx == ELF::SHN_XINDEX) 1017f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ExtendedSymbolTable.lookup(symb); 1018f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symb->st_shndx; 1019f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1020f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1021ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1022ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 1023ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSection(const Elf_Sym *symb) const { 1024f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx == ELF::SHN_XINDEX) 1025f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(ExtendedSymbolTable.lookup(symb)); 1026f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx >= ELF::SHN_LORESERVE) 1027f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 1028f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(symb->st_shndx); 1029f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1030f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1031ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 103276e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christopherconst typename ELFObjectFile<ELFT>::Elf_Ehdr * 103376e70f340c09ba759ad96d8dfe416b64f24bc287Eric ChristopherELFObjectFile<ELFT>::getElfHeader() const { 103476e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christopher return Header; 103576e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christopher} 103676e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christopher 103776e70f340c09ba759ad96d8dfe416b64f24bc287Eric Christophertemplate<class ELFT> 1038ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 1039ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getElfSection(section_iterator &It) const { 10409dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta llvm::object::DataRefImpl ShdrRef = It->getRawDataRefImpl(); 10419669f749764997ab7033d5c4b0546fe739dd71d8Michael J. Spencer return reinterpret_cast<const Elf_Shdr *>(ShdrRef.p); 10429dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 10439dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 1044ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1045ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Sym * 1046ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getElfSymbol(symbol_iterator &It) const { 10479dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return getSymbol(It->getRawDataRefImpl()); 10489dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 10499dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 1050ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1051ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Sym * 1052ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getElfSymbol(uint32_t index) const { 10539b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning DataRefImpl SymbolData; 10549b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning SymbolData.d.a = index; 10559b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning SymbolData.d.b = 1; 10569b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning return getSymbol(SymbolData); 10579b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning} 10589b7ca410621f6988b2d4203b90058dd4252848a8Sid Manning 1059ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1060ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolFileOffset(DataRefImpl Symb, 1061ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1062f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1063f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1064f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section; 1065f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 1066f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: 1067f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Unintialized symbols have no offset in the object file 1068f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 1069f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1070f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1071f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: 1072f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value; 1073f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1074f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: Section = getSection(symb); 1075f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1076f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1077f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 1078f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 10796fff325fb600fdaa269858c638d50dbe374d1937Andrew Kaylor Result = Section ? Section->sh_offset : UnknownAddressOrSize; 1080f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1081f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 1082f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 1083f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_NOTYPE: 1084f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value + 1085f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky (Section ? Section->sh_offset : 0); 1086f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1087f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1088f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1089f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1090f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1091f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1092f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1093ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1094ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolAddress(DataRefImpl Symb, 1095ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1096f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1097f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1098f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section; 1099f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 1100f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: 1101f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 1102f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1103f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1104f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: 1105f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value; 1106f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1107f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: Section = getSection(symb); 1108f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1109f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1110f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 1111f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 1112f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = Section ? Section->sh_addr : UnknownAddressOrSize; 1113f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1114f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 1115f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 1116f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_NOTYPE: 111701fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov bool IsRelocatable; 111801fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov switch(Header->e_type) { 111901fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov case ELF::ET_EXEC: 112001fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov case ELF::ET_DYN: 112101fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov IsRelocatable = false; 112201fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov break; 112301fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov default: 112401fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov IsRelocatable = true; 112501fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov } 112601fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov Result = symb->st_value; 1127eac49f668a5461af4c408b13f328c9e370457200Eric Christopher 1128eac49f668a5461af4c408b13f328c9e370457200Eric Christopher // Clear the ARM/Thumb indicator flag. 1129eac49f668a5461af4c408b13f328c9e370457200Eric Christopher if (Header->e_machine == ELF::EM_ARM) 1130eac49f668a5461af4c408b13f328c9e370457200Eric Christopher Result &= ~1; 1131eac49f668a5461af4c408b13f328c9e370457200Eric Christopher 113201fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov if (IsRelocatable && Section != 0) 113301fa41a106ed0ff86c3b9ffe0843679211bf487cAlexey Samsonov Result += Section->sh_addr; 1134f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1135f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1136f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1137f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1138f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1139f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1140f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1141ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1142ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolSize(DataRefImpl Symb, 1143ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1144f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1145f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1146f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_size == 0) 1147f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 1148f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_size; 1149f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1150f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1151f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1152ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1153ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolNMTypeChar(DataRefImpl Symb, 1154ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer char &Result) const { 1155f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1156f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1157f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section = getSection(symb); 1158f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1159f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky char ret = '?'; 1160f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1161f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Section) { 1162f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Section->sh_type) { 1163f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_PROGBITS: 1164f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_DYNAMIC: 1165f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Section->sh_flags) { 1166f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_EXECINSTR): 1167f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 't'; break; 1168f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_WRITE): 1169f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'd'; break; 1170f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHF_ALLOC: 1171f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_MERGE): 1172f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_MERGE | ELF::SHF_STRINGS): 1173f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'r'; break; 1174f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1175f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1176f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_NOBITS: ret = 'b'; 1177f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1178f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1179f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1180f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 1181f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 1182f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ret == '?') 1183f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'U'; 1184f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1185f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: ret = 'a'; break; 1186f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: ret = 'c'; break; 1187f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1188f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1189f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getBinding()) { 1190f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STB_GLOBAL: ret = ::toupper(ret); break; 1191f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STB_WEAK: 1192f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (getSymbolTableIndex(symb) == ELF::SHN_UNDEF) 1193f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'w'; 1194f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1195f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->getType() == ELF::STT_OBJECT) 1196f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'V'; 1197f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1198f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'W'; 1199f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1200f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1201f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ret == '?' && symb->getType() == ELF::STT_SECTION) { 1202f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef name; 1203f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (error_code ec = getSymbolName(Symb, name)) 1204f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ec; 1205f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = StringSwitch<char>(name) 1206f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .StartsWith(".debug", 'N') 1207f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .StartsWith(".note", 'n') 1208f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .Default('?'); 1209f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1210f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1211f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1212f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = ret; 1213f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1214f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1215f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1216ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1217ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolType(DataRefImpl Symb, 1218ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SymbolRef::Type &Result) const { 1219f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1220f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1221f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1222f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 12232c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_NOTYPE: 12242c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result = SymbolRef::ST_Unknown; 12252c67727046234ad9702ab5acb72700b5ac99a676David Meyer break; 1226f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 1227f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Debug; 1228f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1229f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FILE: 1230f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_File; 1231f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1232f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 1233f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Function; 1234f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1235f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 12362c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_COMMON: 12372c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_TLS: 1238f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Data; 1239f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1240f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1241f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Other; 1242f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1243f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1244f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1245f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1246f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1247ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1248ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolFlags(DataRefImpl Symb, 1249ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint32_t &Result) const { 1250f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1251f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1252f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1253c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result = SymbolRef::SF_None; 1254f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1255c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getBinding() != ELF::STB_LOCAL) 1256c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Global; 1257f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1258c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getBinding() == ELF::STB_WEAK) 1259c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Weak; 1260c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer 1261c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->st_shndx == ELF::SHN_ABS) 1262c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Absolute; 1263c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer 1264c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getType() == ELF::STT_FILE || 1265c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer symb->getType() == ELF::STT_SECTION) 1266c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_FormatSpecific; 1267f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 12682c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (getSymbolTableIndex(symb) == ELF::SHN_UNDEF) 12692c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_Undefined; 12702c67727046234ad9702ab5acb72700b5ac99a676David Meyer 12712c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (symb->getType() == ELF::STT_COMMON || 12722c67727046234ad9702ab5acb72700b5ac99a676David Meyer getSymbolTableIndex(symb) == ELF::SHN_COMMON) 12732c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_Common; 12742c67727046234ad9702ab5acb72700b5ac99a676David Meyer 12752c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (symb->getType() == ELF::STT_TLS) 12762c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_ThreadLocal; 12772c67727046234ad9702ab5acb72700b5ac99a676David Meyer 1278f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1279f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1280f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1281ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1282ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolSection(DataRefImpl Symb, 1283ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer section_iterator &Res) const { 1284f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1285f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1286f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(symb); 1287f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!sec) 1288f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Res = end_sections(); 1289f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else { 1290f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl Sec; 1291f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Sec.p = reinterpret_cast<intptr_t>(sec); 1292f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Res = section_iterator(SectionRef(Sec, this)); 1293f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1294f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1295f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1296f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1297ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1298ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolValue(DataRefImpl Symb, 1299ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Val) const { 1300a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover validateSymbol(Symb); 1301a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover const Elf_Sym *symb = getSymbol(Symb); 1302a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover Val = symb->st_value; 1303a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover return object_error::success; 1304a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover} 1305a41dce3c642e50775352cce49e3a3d0cd004d393Tim Northover 1306ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1307ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionNext(DataRefImpl Sec, 1308ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SectionRef &Result) const { 1309f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint8_t *sec = reinterpret_cast<const uint8_t *>(Sec.p); 1310f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky sec += Header->e_shentsize; 1311f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Sec.p = reinterpret_cast<intptr_t>(sec); 1312f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SectionRef(Sec, this); 1313f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1314f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1315f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1316ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1317ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionName(DataRefImpl Sec, 1318ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 1319f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1320f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = StringRef(getString(dot_shstrtab_sec, sec->sh_name)); 1321f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1322f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1323f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1324ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1325ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionAddress(DataRefImpl Sec, 1326ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1327f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1328f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_addr; 1329f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1330f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1331f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1332ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1333ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionSize(DataRefImpl Sec, 1334ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1335f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1336f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_size; 1337f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1338f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1339f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1340ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1341ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionContents(DataRefImpl Sec, 1342ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 1343f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 134477c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer const char *start = (const char*)base() + sec->sh_offset; 134577c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer Result = StringRef(start, sec->sh_size); 134677c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer return object_error::success; 1347f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1348f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1349ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1350ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionContents(const Elf_Shdr *Sec, 1351ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 135277c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer const char *start = (const char*)base() + Sec->sh_offset; 135377c27f439443c2a7f56fc707fc9ceb0d10f085aeMichael J. Spencer Result = StringRef(start, Sec->sh_size); 13549dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return object_error::success; 13559dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 13569dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 1357ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1358ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionAlignment(DataRefImpl Sec, 1359ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1360f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1361f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_addralign; 1362f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1363f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1364f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1365ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1366ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionText(DataRefImpl Sec, 1367ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1368f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1369f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & ELF::SHF_EXECINSTR) 1370f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = true; 1371f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1372f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1373f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1374f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1375f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1376ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1377ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionData(DataRefImpl Sec, 1378ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1379f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1380f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & (ELF::SHF_ALLOC | ELF::SHF_WRITE) 1381f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && sec->sh_type == ELF::SHT_PROGBITS) 1382f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = true; 1383f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1384f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1385f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1386f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1387f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1388ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1389ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionBSS(DataRefImpl Sec, 1390ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1391f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1392f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & (ELF::SHF_ALLOC | ELF::SHF_WRITE) 1393f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && sec->sh_type == ELF::SHT_NOBITS) 1394c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1395c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1396c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1397c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1398c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1399c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1400ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1401ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionRequiredForExecution( 1402ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Sec, bool &Result) const { 1403c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1404c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd if (sec->sh_flags & ELF::SHF_ALLOC) 1405c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1406c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1407c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1408c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1409c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1410c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1411ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1412ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionVirtual(DataRefImpl Sec, 1413ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1414c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1415c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd if (sec->sh_type == ELF::SHT_NOBITS) 1416c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1417c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1418c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1419c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1420c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1421c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1422ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1423ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionZeroInit(DataRefImpl Sec, 1424ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 1425c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1426c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd // For ELF, all zero-init sections are virtual (that is, they occupy no space 1427c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd // in the object image) and vice versa. 14285b712efd9a4d29119ce136d46a23454bdc103f68Rafael Espindola Result = sec->sh_type == ELF::SHT_NOBITS; 1429f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1430f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1431f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1432ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1433ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::isSectionReadOnlyData(DataRefImpl Sec, 1434ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 14353a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 14363a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor if (sec->sh_flags & ELF::SHF_WRITE || sec->sh_flags & ELF::SHF_EXECINSTR) 14373a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor Result = false; 14383a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor else 14393a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor Result = true; 14403a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor return object_error::success; 14413a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor} 14423a129c85920404e7ccdb7e655c89fa60a0309cfdAndrew Kaylor 1443ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1444ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::sectionContainsSymbol(DataRefImpl Sec, 1445ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Symb, 1446ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &Result) const { 144719d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher validateSymbol(Symb); 144819d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher 144919d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 145019d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher const Elf_Sym *symb = getSymbol(Symb); 145119d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher 145219d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher unsigned shndx = symb->st_shndx; 145319d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher bool Reserved = shndx >= ELF::SHN_LORESERVE 145419d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher && shndx <= ELF::SHN_HIRESERVE; 145519d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher 145619d7322170d6d07880055fe1152d6fe17125fb7eEric Christopher Result = !Reserved && (sec == getSection(symb->st_shndx)); 1457f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1458f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1459f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1460ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1461ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerrelocation_iterator 1462ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSectionRelBegin(DataRefImpl Sec) const { 1463f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl RelData; 1464f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1465f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::const_iterator ittr = SectionRelocMap.find(sec); 1466f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec != 0 && ittr != SectionRelocMap.end()) { 1467f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.a = getSection(ittr->second[0])->sh_info; 1468f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.b = ittr->second[0]; 1469f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.c = 0; 1470f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1471f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return relocation_iterator(RelocationRef(RelData, this)); 1472f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1473f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1474ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1475ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerrelocation_iterator 1476ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSectionRelEnd(DataRefImpl Sec) const { 1477f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl RelData; 1478f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1479f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::const_iterator ittr = SectionRelocMap.find(sec); 1480f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec != 0 && ittr != SectionRelocMap.end()) { 1481f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Get the index of the last relocation section for this section. 1482f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::size_t relocsecindex = ittr->second[ittr->second.size() - 1]; 1483f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *relocsec = getSection(relocsecindex); 1484f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.a = relocsec->sh_info; 1485f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.b = relocsecindex; 1486f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.c = relocsec->sh_size / relocsec->sh_entsize; 1487f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1488f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return relocation_iterator(RelocationRef(RelData, this)); 1489f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1490f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1491f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// Relocations 1492ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1493ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationNext(DataRefImpl Rel, 1494ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer RelocationRef &Result) const { 1495f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++Rel.w.c; 1496f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *relocsec = getSection(Rel.w.b); 1497f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Rel.w.c >= (relocsec->sh_size / relocsec->sh_entsize)) { 1498f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // We have reached the end of the relocations for this section. See if there 1499f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // is another relocation section. 1500f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::mapped_type relocseclist = 1501f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionRelocMap.lookup(getSection(Rel.w.a)); 1502f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1503f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Do a binary search for the current reloc section index (which must be 1504f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // present). Then get the next one. 1505f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::mapped_type::const_iterator loc = 1506f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::lower_bound(relocseclist.begin(), relocseclist.end(), Rel.w.b); 1507f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++loc; 1508f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1509f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // If there is no next one, don't do anything. The ++Rel.w.c above sets Rel 1510f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // to the end iterator. 1511f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (loc != relocseclist.end()) { 1512f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Rel.w.b = *loc; 1513f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Rel.w.a = 0; 1514f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1515f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1516f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = RelocationRef(Rel, this); 1517f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1518f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1519f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1520ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1521ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationSymbol(DataRefImpl Rel, 1522ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer SymbolRef &Result) const { 1523f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint32_t symbolIdx; 1524f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1525f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1526f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1527f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1528f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1529d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola symbolIdx = getRel(Rel)->getSymbol(isMips64EL()); 1530f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1531f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1532f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1533d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola symbolIdx = getRela(Rel)->getSymbol(isMips64EL()); 1534f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1535f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1536f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1537f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 1538f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky IndexMap_t::const_iterator it = SymbolTableSectionsIndexMap.find(sec->sh_link); 1539f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (it == SymbolTableSectionsIndexMap.end()) 1540f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Relocation symbol table not found!"); 1541f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = symbolIdx; 1542f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = it->second; 1543f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef(SymbolData, this); 1544f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1545f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1546f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1547ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1548ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationAddress(DataRefImpl Rel, 1549ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1550f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t offset; 1551f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1552f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1553f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1554f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1555f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1556f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRel(Rel)->r_offset; 1557f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1558f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1559f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1560f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRela(Rel)->r_offset; 1561f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1562f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1563f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1564f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1565f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = offset; 1566f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1567f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1568f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1569ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1570ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationOffset(DataRefImpl Rel, 1571ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1572f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t offset; 1573f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1574f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1575f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1576f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1577f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1578f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRel(Rel)->r_offset; 1579f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1580f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1581f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1582f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRela(Rel)->r_offset; 1583f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1584f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1585f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1586f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1587f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = offset - sec->sh_addr; 1588f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1589f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1590f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1591ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1592ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationType(DataRefImpl Rel, 1593ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer uint64_t &Result) const { 1594f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1595f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1596f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1597f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1598f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1599d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola Result = getRel(Rel)->getType(isMips64EL()); 1600f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1601f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1602f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1603d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola Result = getRela(Rel)->getType(isMips64EL()); 1604f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1605f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1606f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1607f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1608f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1609f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1610f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#define LLVM_ELF_SWITCH_RELOC_TYPE_NAME(enum) \ 1611346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck case ELF::enum: Res = #enum; break; 1612f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1613ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 1614346801a5c6e1542bd69d951f95efd9e582e9d348Nico RieckStringRef ELFObjectFile<ELFT>::getRelocationTypeName(uint32_t Type) const { 1615346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck StringRef Res = "Unknown"; 1616f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Header->e_machine) { 1617f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 1618346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 1619f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_NONE); 1620f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_64); 1621f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC32); 1622f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOT32); 1623f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PLT32); 1624f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_COPY); 1625f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GLOB_DAT); 1626f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_JUMP_SLOT); 1627f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_RELATIVE); 1628f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPCREL); 1629f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_32); 1630f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_32S); 1631f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_16); 1632f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC16); 1633f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_8); 1634f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC8); 1635f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPMOD64); 1636f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPOFF64); 1637f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TPOFF64); 1638f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSGD); 1639f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSLD); 1640f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPOFF32); 1641f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTTPOFF); 1642f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TPOFF32); 1643f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC64); 1644f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTOFF64); 1645f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPC32); 1646a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOT64); 1647a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPCREL64); 1648a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPC64); 1649a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPLT64); 1650a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PLTOFF64); 1651f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_SIZE32); 1652f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_SIZE64); 1653f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPC32_TLSDESC); 1654f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSDESC_CALL); 1655f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSDESC); 1656a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_IRELATIVE); 1657346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 1658f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1659f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1660f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 1661346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 1662f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_NONE); 1663f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_32); 1664f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC32); 1665f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOT32); 1666f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PLT32); 1667f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_COPY); 1668f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GLOB_DAT); 1669f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_JUMP_SLOT); 1670f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_RELATIVE); 1671f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOTOFF); 1672f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOTPC); 1673f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_32PLT); 1674f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_TPOFF); 1675f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_IE); 1676f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GOTIE); 1677f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LE); 1678f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD); 1679f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM); 1680f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_16); 1681f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC16); 1682f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_8); 1683f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC8); 1684f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_32); 1685f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_PUSH); 1686f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_CALL); 1687f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_POP); 1688f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_32); 1689f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_PUSH); 1690f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_CALL); 1691f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_POP); 1692f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDO_32); 1693f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_IE_32); 1694f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LE_32); 1695f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DTPMOD32); 1696f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DTPOFF32); 1697f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_TPOFF32); 1698f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GOTDESC); 1699f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DESC_CALL); 1700f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DESC); 1701f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_IRELATIVE); 1702346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 1703f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1704f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1705732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter case ELF::EM_MIPS: 1706346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 1707732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_NONE); 1708732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_16); 1709732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_32); 1710732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_REL32); 1711732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_26); 1712732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_HI16); 1713732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_LO16); 1714732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GPREL16); 1715732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_LITERAL); 1716732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT16); 1717732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_PC16); 1718732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_CALL16); 1719732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GPREL32); 1720732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SHIFT5); 1721732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SHIFT6); 1722732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_64); 1723732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_DISP); 1724732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_PAGE); 1725732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_OFST); 1726732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_HI16); 1727732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GOT_LO16); 1728732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SUB); 1729732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_INSERT_A); 1730732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_INSERT_B); 1731732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_DELETE); 1732732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_HIGHER); 1733732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_HIGHEST); 1734732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_CALL_HI16); 1735732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_CALL_LO16); 1736732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_SCN_DISP); 1737732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_REL16); 1738732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_ADD_IMMEDIATE); 1739732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_PJUMP); 1740732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_RELGOT); 1741732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_JALR); 1742732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPMOD32); 1743732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL32); 1744732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPMOD64); 1745732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL64); 1746732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_GD); 1747732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_LDM); 1748732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL_HI16); 1749732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_DTPREL_LO16); 1750732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_GOTTPREL); 1751732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL32); 1752732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL64); 1753732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL_HI16); 1754732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_TLS_TPREL_LO16); 1755732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_GLOB_DAT); 1756732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_COPY); 1757732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_JUMP_SLOT); 1758a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_MIPS_NUM); 1759346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 1760732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter } 1761732f4bc7c4baa7546b0942f69562d4fb3f474999Jack Carter break; 176272062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 1763346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 176472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_NONE); 176572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ABS64); 176672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ABS32); 176772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ABS16); 176872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_PREL64); 176972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_PREL32); 177072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_PREL16); 177172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G0); 177272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G0_NC); 177372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G1); 177472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G1_NC); 177572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G2); 177672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G2_NC); 177772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_UABS_G3); 177872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_SABS_G0); 177972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_SABS_G1); 178072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_MOVW_SABS_G2); 178172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LD_PREL_LO19); 178272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADR_PREL_LO21); 178372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADR_PREL_PG_HI21); 178472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADD_ABS_LO12_NC); 178572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST8_ABS_LO12_NC); 178672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TSTBR14); 178772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_CONDBR19); 178872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_JUMP26); 178972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_CALL26); 179072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST16_ABS_LO12_NC); 179172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST32_ABS_LO12_NC); 179272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST64_ABS_LO12_NC); 179372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LDST128_ABS_LO12_NC); 179472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_ADR_GOT_PAGE); 179572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_LD64_GOT_LO12_NC); 179672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G2); 179772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G1); 179872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G1_NC); 179972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G0); 180072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_MOVW_DTPREL_G0_NC); 180172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_ADD_DTPREL_HI12); 180272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_ADD_DTPREL_LO12); 180372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC); 180472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST8_DTPREL_LO12); 180572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC); 180672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST16_DTPREL_LO12); 180772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC); 180872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST32_DTPREL_LO12); 180972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC); 181072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST64_DTPREL_LO12); 181172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC); 181272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_MOVW_GOTTPREL_G1); 181372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC); 181472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21); 181572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC); 181672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSIE_LD_GOTTPREL_PREL19); 181772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G2); 181872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G1); 181972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G1_NC); 182072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G0); 182172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_MOVW_TPREL_G0_NC); 182272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_ADD_TPREL_HI12); 182372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_ADD_TPREL_LO12); 182472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_ADD_TPREL_LO12_NC); 182572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST8_TPREL_LO12); 182672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST8_TPREL_LO12_NC); 182772062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST16_TPREL_LO12); 182872062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST16_TPREL_LO12_NC); 182972062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST32_TPREL_LO12); 183072062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST32_TPREL_LO12_NC); 183172062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST64_TPREL_LO12); 183272062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSLE_LDST64_TPREL_LO12_NC); 183372062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_ADR_PAGE); 183472062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_LD64_LO12_NC); 183572062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_ADD_LO12_NC); 183672062f5744557e270a38192554c3126ea5f97434Tim Northover LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_AARCH64_TLSDESC_CALL); 1837346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 183872062f5744557e270a38192554c3126ea5f97434Tim Northover } 183972062f5744557e270a38192554c3126ea5f97434Tim Northover break; 18404b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien case ELF::EM_ARM: 1841346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 18424b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_NONE); 18434b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PC24); 18444b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS32); 18454b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_REL32); 18464b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G0); 18474b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS16); 18484b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS12); 18494b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_ABS5); 18504b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS8); 18514b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_SBREL32); 18524b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_CALL); 18534b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_PC8); 18544b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BREL_ADJ); 18554b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DESC); 18564b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_SWI8); 18574b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_XPC25); 18584b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_XPC22); 18594b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DTPMOD32); 18604b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DTPOFF32); 18614b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_TPOFF32); 18624b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_COPY); 18634b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GLOB_DAT); 18644b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_JUMP_SLOT); 18654b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_RELATIVE); 18664b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTOFF32); 18674b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BASE_PREL); 18684b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_BREL); 18694b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PLT32); 18704b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_CALL); 18714b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_JUMP24); 18724b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP24); 18734b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BASE_ABS); 18744b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_7_0); 18754b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_15_8); 18764b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_23_15); 18774b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SBREL_11_0_NC); 18784b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SBREL_19_12_NC); 18794b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SBREL_27_20_CK); 18804b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TARGET1); 18814b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_SBREL31); 18824b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_V4BX); 18834b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TARGET2); 18844b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PREL31); 18854b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_ABS_NC); 18864b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_ABS); 18874b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_PREL_NC); 18884b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_PREL); 18894b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_ABS_NC); 18904b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_ABS); 18914b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_PREL_NC); 18924b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_PREL); 18934b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP19); 18944b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP6); 18954b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_ALU_PREL_11_0); 18964b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_PC12); 18974b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS32_NOI); 18984b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_REL32_NOI); 18994b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G0_NC); 19004b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G0); 19014b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G1_NC); 19024b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G1); 19034b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G2); 19044b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G1); 19054b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G2); 19064b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G0); 19074b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G1); 19084b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G2); 19094b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G0); 19104b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G1); 19114b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G2); 19124b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G0_NC); 19134b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G0); 19144b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G1_NC); 19154b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G1); 19164b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G2); 19174b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G0); 19184b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G1); 19194b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G2); 19204b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G0); 19214b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G1); 19224b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G2); 19234b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G0); 19244b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G1); 19254b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G2); 19264b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_BREL_NC); 19274b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_BREL); 19284b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_BREL); 19294b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_BREL_NC); 19304b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_BREL); 19314b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_BREL); 19324b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_GOTDESC); 19334b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_CALL); 19344b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DESCSEQ); 19354b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_CALL); 19364b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PLT32_ABS); 19374b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_ABS); 19384b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_PREL); 19394b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_BREL12); 19404b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTOFF12); 19414b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTRELAX); 19424b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GNU_VTENTRY); 19434b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GNU_VTINHERIT); 19444b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP11); 19454b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP8); 19464b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_GD32); 19474b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDM32); 19484b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDO32); 19494b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_IE32); 19504b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LE32); 19514b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDO12); 19524b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LE12); 19534b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_IE12GP); 19544b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_0); 19554b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_1); 19564b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_2); 19574b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_3); 19584b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_4); 19594b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_5); 19604b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_6); 19614b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_7); 19624b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_8); 19634b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_9); 19644b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_10); 19654b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_11); 19664b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_12); 19674b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_13); 19684b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_14); 19694b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_15); 19704b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ME_TOO); 19714b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_DESCSEQ16); 19724b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_DESCSEQ32); 1973346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 19744b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien } 19754b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien break; 197650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 1977346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (Type) { 197850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_NONE); 197950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B22_PCREL); 198050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B15_PCREL); 198150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B7_PCREL); 198250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_LO16); 198350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_HI16); 198450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32); 198550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_16); 198650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_8); 198750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_0); 198850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_1); 198950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_2); 199050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_3); 199150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_HL16); 199250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B13_PCREL); 199350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B9_PCREL); 199450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B32_PCREL_X); 199550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32_6_X); 199650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B22_PCREL_X); 199750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B15_PCREL_X); 199850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B13_PCREL_X); 199950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B9_PCREL_X); 200050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B7_PCREL_X); 200150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_16_X); 200250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_12_X); 200350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_11_X); 200450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_10_X); 200550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_9_X); 200650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_8_X); 200750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_7_X); 200850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_6_X); 200950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32_PCREL); 201050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_COPY); 201150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GLOB_DAT); 201250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_JMP_SLOT); 201350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_RELATIVE); 201450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_PLT_B22_PCREL); 201550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_LO16); 201650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_HI16); 201750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_32); 201850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_LO16); 201950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_HI16); 202050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_32); 202150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_16); 202250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPMOD_32); 202350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_LO16); 202450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_HI16); 202550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_32); 202650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_16); 202750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_PLT_B22_PCREL); 202850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_LO16); 202950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_HI16); 203050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_32); 203150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_16); 203250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_LO16); 203350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_HI16); 203450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_32); 203550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_LO16); 203650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_HI16); 203750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_32); 203850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_16); 203950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_LO16); 204050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_HI16); 204150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_32); 204250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_16); 204350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_6_PCREL_X); 204450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_32_6_X); 204550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_16_X); 204650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_11_X); 204750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_32_6_X); 204850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_16_X); 204950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_11_X); 205050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_32_6_X); 205150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_16_X); 205250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_11_X); 205350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_32_6_X); 205450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_16_X); 205550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_11_X); 205650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_32_6_X); 205750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_16_X); 205850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_32_6_X); 205950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_16_X); 206050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_11_X); 206150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_32_6_X); 206250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_16_X); 206350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_11_X); 2064346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 206550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow } 206650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow break; 2067a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck case ELF::EM_PPC: 2068a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck switch (Type) { 2069a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_NONE); 2070a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR32); 2071a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR24); 2072a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR16); 2073a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR16_LO); 2074a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR16_HI); 2075a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR16_HA); 2076a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR14); 2077a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR14_BRTAKEN); 2078a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_ADDR14_BRNTAKEN); 2079a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_REL24); 2080a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_REL14); 2081a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_REL14_BRTAKEN); 2082a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_REL14_BRNTAKEN); 2083a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_REL32); 2084a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_TPREL16_LO); 2085a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC_TPREL16_HA); 2086a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck default: break; 2087a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck } 2088a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck break; 2089a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck case ELF::EM_PPC64: 2090a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck switch (Type) { 2091a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_NONE); 2092a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR32); 2093a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_LO); 2094a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_HI); 2095a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR14); 2096a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_REL24); 2097a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_REL32); 2098a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR64); 2099a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_HIGHER); 2100a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_HIGHEST); 2101a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_REL64); 2102a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC16); 2103a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC16_LO); 2104a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC16_HA); 2105a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC); 2106a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_DS); 2107a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_ADDR16_LO_DS); 2108a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC16_DS); 2109a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TOC16_LO_DS); 2110a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TLS); 2111a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TPREL16_LO); 2112a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TPREL16_HA); 2113a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_DTPREL16_LO); 2114a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_DTPREL16_HA); 2115a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TLSGD16_LO); 2116a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TLSGD16_HA); 2117a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TLSLD16_LO); 2118a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TLSLD16_HA); 2119a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TPREL16_LO_DS); 2120a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_GOT_TPREL16_HA); 2121a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TLSGD); 2122a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_PPC64_TLSLD); 2123a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck default: break; 2124a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck } 2125a6cd815994a30888d579e7731a98e668f07a5965Nico Rieck break; 2126346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default: break; 2127f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2128346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck return Res; 2129f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2130f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2131f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#undef LLVM_ELF_SWITCH_RELOC_TYPE_NAME 2132f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2133ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2134346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieckerror_code ELFObjectFile<ELFT>::getRelocationTypeName( 2135346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck DataRefImpl Rel, SmallVectorImpl<char> &Result) const { 2136346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck const Elf_Shdr *sec = getSection(Rel.w.b); 2137346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck uint32_t type; 2138346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck switch (sec->sh_type) { 2139346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck default : 2140346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck return object_error::parse_failed; 2141346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck case ELF::SHT_REL : { 2142346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck type = getRel(Rel)->getType(isMips64EL()); 2143346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck break; 2144346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck } 2145346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck case ELF::SHT_RELA : { 2146346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck type = getRela(Rel)->getType(isMips64EL()); 2147346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck break; 2148346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck } 2149346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck } 2150346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2151346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck if (!isMips64EL()) { 2152346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck StringRef Name = getRelocationTypeName(type); 2153346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(Name.begin(), Name.end()); 2154346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck } else { 2155346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck uint8_t Type1 = (type >> 0) & 0xFF; 2156346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck uint8_t Type2 = (type >> 8) & 0xFF; 2157346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck uint8_t Type3 = (type >> 16) & 0xFF; 2158346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2159346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck // Concat all three relocation type names. 2160346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck StringRef Name = getRelocationTypeName(Type1); 2161346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(Name.begin(), Name.end()); 2162346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2163346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Name = getRelocationTypeName(Type2); 2164346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(1, '/'); 2165346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(Name.begin(), Name.end()); 2166346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2167346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Name = getRelocationTypeName(Type3); 2168346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(1, '/'); 2169346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck Result.append(Name.begin(), Name.end()); 2170346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck } 2171346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2172346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck return object_error::success; 2173346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck} 2174346801a5c6e1542bd69d951f95efd9e582e9d348Nico Rieck 2175346801a5c6e1542bd69d951f95efd9e582e9d348Nico Riecktemplate<class ELFT> 2176ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationAdditionalInfo( 2177ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Rel, int64_t &Result) const { 2178f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 2179f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 2180f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 2181f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 2182f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 2183f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = 0; 2184f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2185f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2186f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 2187f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getRela(Rel)->r_addend; 2188f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2189f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2190f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2191f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2192f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2193ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2194ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getRelocationValueString( 2195ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer DataRefImpl Rel, SmallVectorImpl<char> &Result) const { 2196f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 2197f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint8_t type; 2198f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef res; 2199f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky int64_t addend = 0; 2200f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint16_t symbol_index = 0; 2201f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 2202033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky default: 2203f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::parse_failed; 2204033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::SHT_REL: { 2205d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola type = getRel(Rel)->getType(isMips64EL()); 2206d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola symbol_index = getRel(Rel)->getSymbol(isMips64EL()); 2207f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // TODO: Read implicit addend from section data. 2208f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 2209f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2210033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::SHT_RELA: { 2211d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola type = getRela(Rel)->getType(isMips64EL()); 2212d787a41b118a3724d1df87dc3d38cc3fddb3a145Rafael Espindola symbol_index = getRela(Rel)->getSymbol(isMips64EL()); 2213f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky addend = getRela(Rel)->r_addend; 2214f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 2215f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2216f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2217f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getEntry<Elf_Sym>(sec->sh_link, symbol_index); 2218f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef symname; 2219dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (error_code ec = getSymbolName(getSection(sec->sh_link), symb, symname)) 2220f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ec; 2221f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Header->e_machine) { 2222f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2223f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (type) { 2224033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_PC8: 2225033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_PC16: 2226f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::R_X86_64_PC32: { 2227f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::string fmtbuf; 2228f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky raw_string_ostream fmt(fmtbuf); 2229f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky fmt << symname << (addend < 0 ? "" : "+") << addend << "-P"; 2230f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky fmt.flush(); 2231f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result.append(fmtbuf.begin(), fmtbuf.end()); 2232f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2233033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky break; 2234033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_8: 2235033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_16: 2236033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_32: 2237033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_32S: 2238033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_64: { 2239033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky std::string fmtbuf; 2240033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky raw_string_ostream fmt(fmtbuf); 2241033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky fmt << symname << (addend < 0 ? "" : "+") << addend; 2242033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky fmt.flush(); 2243033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky Result.append(fmtbuf.begin(), fmtbuf.end()); 2244033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky } 2245f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 2246f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2247f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 2248f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2249f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 225072062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 22514b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien case ELF::EM_ARM: 225250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 225350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow res = symname; 225450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow break; 2255f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2256f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 2257f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2258f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Result.empty()) 2259f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result.append(res.begin(), res.end()); 2260f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2261f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2262f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2263dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer// Verify that the last byte in the string table in a null. 2264ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2265ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencervoid ELFObjectFile<ELFT>::VerifyStrTab(const Elf_Shdr *sh) const { 2266dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer const char *strtab = (const char*)base() + sh->sh_offset; 2267dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (strtab[sh->sh_size - 1] != 0) 2268dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 2269dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("String table must end with a null terminator!"); 2270dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 2271dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2272ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2273ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::ELFObjectFile(MemoryBuffer *Object, error_code &ec) 227434461e554ac359cee140434a01facefd25f720f1Michael J. Spencer : ObjectFile(getELFType( 227534461e554ac359cee140434a01facefd25f720f1Michael J. Spencer static_cast<endianness>(ELFT::TargetEndianness) == support::little, 227634461e554ac359cee140434a01facefd25f720f1Michael J. Spencer ELFT::Is64Bits), 22772c6f997290f589b80da903e33718175666557dd7Rafael Espindola Object) 2278f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , isDyldELFObject(false) 2279f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , SectionHeaderTable(0) 2280f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , dot_shstrtab_sec(0) 2281dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer , dot_strtab_sec(0) 22825c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer , dot_dynstr_sec(0) 228397f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer , dot_dynamic_sec(0) 22842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_sec(0) 22852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_r_sec(0) 22862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_d_sec(0) 22872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dt_soname(0) 22882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer { 2289f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2290f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t FileSize = Data->getBufferSize(); 2291f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2292f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sizeof(Elf_Ehdr) > FileSize) 2293f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2294f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("File too short!"); 2295f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2296f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Header = reinterpret_cast<const Elf_Ehdr *>(base()); 2297f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2298f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shoff == 0) 2299f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return; 2300f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2301f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t SectionTableOffset = Header->e_shoff; 2302f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2303f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionTableOffset + sizeof(Elf_Shdr) > FileSize) 2304f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2305f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Section header table goes past end of file!"); 2306f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2307f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // The getNumSections() call below depends on SectionHeaderTable being set. 2308f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionHeaderTable = 2309f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky reinterpret_cast<const Elf_Shdr *>(base() + SectionTableOffset); 2310f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t SectionTableSize = getNumSections() * Header->e_shentsize; 2311f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2312f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionTableOffset + SectionTableSize > FileSize) 2313f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2314f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Section table goes past end of file!"); 2315f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2316f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // To find the symbol tables we walk the section table to find SHT_SYMTAB. 2317f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr* SymbolTableSectionHeaderIndex = 0; 2318f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr* sh = SectionHeaderTable; 2319dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2320dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Reserve SymbolTableSections[0] for .dynsym 2321dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSections.push_back(NULL); 2322dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2323f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (uint64_t i = 0, e = getNumSections(); i != e; ++i) { 23242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer switch (sh->sh_type) { 23252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_SYMTAB_SHNDX: { 2326f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SymbolTableSectionHeaderIndex) 2327f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2328f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("More than one .symtab_shndx!"); 2329f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionHeaderIndex = sh; 23302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2331f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 23322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_SYMTAB: { 2333f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionsIndexMap[i] = SymbolTableSections.size(); 2334f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSections.push_back(sh); 23352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2336f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 23372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_DYNSYM: { 2338dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections[0] != NULL) 2339dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 2340dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("More than one .dynsym!"); 2341dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSectionsIndexMap[i] = 0; 2342dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSections[0] = sh; 23432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2344dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 23452d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_REL: 23462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_RELA: { 2347f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionRelocMap[getSection(sh->sh_info)].push_back(i); 23482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 2349f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 23502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_DYNAMIC: { 23515c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (dot_dynamic_sec != NULL) 23525c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // FIXME: Proper error handling. 23535c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("More than one .dynamic!"); 23545c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer dot_dynamic_sec = sh; 23552d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 23562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 23572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_versym: { 23582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_sec != NULL) 23592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 23602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version section!"); 23612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_sec = sh; 23622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 23632d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 23642d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_verdef: { 23652d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_d_sec != NULL) 23662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 23672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version_d section!"); 23682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_d_sec = sh; 23692d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 23702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 23712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_verneed: { 23722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_r_sec != NULL) 23732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 23742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version_r section!"); 23752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_r_sec = sh; 23762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 23772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 23785c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } 2379f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++sh; 2380f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2381f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2382f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Sort section relocation lists by index. 2383f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (typename RelocMap_t::iterator i = SectionRelocMap.begin(), 2384f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky e = SectionRelocMap.end(); i != e; ++i) { 2385f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::sort(i->second.begin(), i->second.end()); 2386f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2387f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2388f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Get string table sections. 2389f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky dot_shstrtab_sec = getSection(getStringTableIndex()); 2390f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (dot_shstrtab_sec) { 2391f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Verify that the last byte in the string table in a null. 2392dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_shstrtab_sec); 2393f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2394f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2395f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Merge this into the above loop. 2396f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (const char *i = reinterpret_cast<const char *>(SectionHeaderTable), 2397f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky *e = i + getNumSections() * Header->e_shentsize; 2398f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky i != e; i += Header->e_shentsize) { 2399f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sh = reinterpret_cast<const Elf_Shdr*>(i); 2400f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sh->sh_type == ELF::SHT_STRTAB) { 2401f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef SectionName(getString(dot_shstrtab_sec, sh->sh_name)); 2402f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionName == ".strtab") { 2403f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (dot_strtab_sec != 0) 2404f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2405f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Already found section named .strtab!"); 2406f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky dot_strtab_sec = sh; 2407dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_strtab_sec); 2408dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else if (SectionName == ".dynstr") { 2409dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (dot_dynstr_sec != 0) 2410dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 2411dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("Already found section named .dynstr!"); 2412dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer dot_dynstr_sec = sh; 2413dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_dynstr_sec); 2414f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2415f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2416f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2417f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2418f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Build symbol name side-mapping if there is one. 2419f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SymbolTableSectionHeaderIndex) { 2420f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Word *ShndxTable = reinterpret_cast<const Elf_Word*>(base() + 2421f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionHeaderIndex->sh_offset); 2422f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky error_code ec; 2423f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (symbol_iterator si = begin_symbols(), 2424f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky se = end_symbols(); si != se; si.increment(ec)) { 2425f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ec) 2426f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Fewer extended symbol table entries than symbols!"); 2427f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (*ShndxTable != ELF::SHN_UNDEF) 2428f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ExtendedSymbolTable[getSymbol(si->getRawDataRefImpl())] = *ShndxTable; 2429f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++ShndxTable; 2430f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2431f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2432f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2433f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2434f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran// Get the symbol table index in the symtab section given a symbol 2435ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2436ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spenceruint64_t ELFObjectFile<ELFT>::getSymbolIndex(const Elf_Sym *Sym) const { 2437f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran assert(SymbolTableSections.size() == 1 && "Only one symbol table supported!"); 2438f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran const Elf_Shdr *SymTab = *SymbolTableSections.begin(); 2439f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uintptr_t SymLoc = uintptr_t(Sym); 2440f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uintptr_t SymTabLoc = uintptr_t(base() + SymTab->sh_offset); 2441f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran assert(SymLoc > SymTabLoc && "Symbol not in symbol table!"); 2442f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran uint64_t SymOffset = SymLoc - SymTabLoc; 2443f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran assert(SymOffset % SymTab->sh_entsize == 0 && 2444f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran "Symbol not multiple of symbol size!"); 2445f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran return SymOffset / SymTab->sh_entsize; 2446f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran} 2447f7414823871c7707a6af61c19e5f9ce3a4fa861cShankar Easwaran 2448ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2449ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::begin_symbols() const { 2450f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 2451dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections.size() <= 1) { 2452f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2453f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2454f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } else { 2455f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = 1; // The 0th symbol in ELF is fake. 2456dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = 1; // The 0th table is .dynsym 2457f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2458f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symbol_iterator(SymbolRef(SymbolData, this)); 2459f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2460f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2461ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2462ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::end_symbols() const { 2463f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 2464f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2465f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2466f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symbol_iterator(SymbolRef(SymbolData, this)); 2467f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2468f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2469ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2470ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::begin_dynamic_symbols() const { 2471dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer DataRefImpl SymbolData; 2472dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections[0] == NULL) { 2473dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2474dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2475dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else { 2476dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = 1; // The 0th symbol in ELF is fake. 2477dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = 0; // The 0th table is .dynsym 2478dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 2479dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return symbol_iterator(SymbolRef(SymbolData, this)); 2480dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 2481dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2482ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2483ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersymbol_iterator ELFObjectFile<ELFT>::end_dynamic_symbols() const { 2484dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer DataRefImpl SymbolData; 2485dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 2486dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 2487dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return symbol_iterator(SymbolRef(SymbolData, this)); 2488dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 2489dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 2490ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2491ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersection_iterator ELFObjectFile<ELFT>::begin_sections() const { 2492f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl ret; 2493f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret.p = reinterpret_cast<intptr_t>(base() + Header->e_shoff); 2494f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return section_iterator(SectionRef(ret, this)); 2495f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2496f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2497ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2498ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencersection_iterator ELFObjectFile<ELFT>::end_sections() const { 2499f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl ret; 2500f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret.p = reinterpret_cast<intptr_t>(base() 2501f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + Header->e_shoff 2502f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (Header->e_shentsize*getNumSections())); 2503f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return section_iterator(SectionRef(ret, this)); 2504f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2505f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2506ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 25072e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencertypename ELFObjectFile<ELFT>::Elf_Dyn_iterator 2508ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::begin_dynamic_table() const { 2509945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer if (dot_dynamic_sec) 25102e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Dyn_iterator(dot_dynamic_sec->sh_entsize, 25112e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer (const char *)base() + dot_dynamic_sec->sh_offset); 25122e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Dyn_iterator(0, 0); 25135c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 25145c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2515ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 25162e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencertypename ELFObjectFile<ELFT>::Elf_Dyn_iterator 2517d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. SpencerELFObjectFile<ELFT>::end_dynamic_table(bool NULLEnd) const { 2518d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer if (dot_dynamic_sec) { 2519d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Elf_Dyn_iterator Ret(dot_dynamic_sec->sh_entsize, 2520d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer (const char *)base() + dot_dynamic_sec->sh_offset + 2521d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer dot_dynamic_sec->sh_size); 2522d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer 2523d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer if (NULLEnd) { 2524d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Elf_Dyn_iterator Start = begin_dynamic_table(); 2525a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (Start != Ret && Start->getTag() != ELF::DT_NULL) 2526a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++Start; 2527a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer 2528d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer // Include the DT_NULL. 2529d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer if (Start != Ret) 2530d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer ++Start; 2531d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer Ret = Start; 2532d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 2533d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer return Ret; 2534d326d05fb9c794e93fc7fc0601028f196600f7e2Michael J. Spencer } 25352e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer return Elf_Dyn_iterator(0, 0); 25365c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 25375c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2538ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2539945bc5bde022c790722ca1d05304bb0c986890dbMichael J. SpencerStringRef ELFObjectFile<ELFT>::getLoadName() const { 254097f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (!dt_soname) { 254197f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer // Find the DT_SONAME entry 25422e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator it = begin_dynamic_table(); 25432e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator ie = end_dynamic_table(); 2544a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (it != ie && it->getTag() != ELF::DT_SONAME) 2545a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++it; 2546a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer 254797f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (it != ie) { 254897f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (dot_dynstr_sec == NULL) 254997f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer report_fatal_error("Dynamic string table is missing"); 255097f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer dt_soname = getString(dot_dynstr_sec, it->getVal()); 255197f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } else { 255297f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer dt_soname = ""; 255397f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } 255497f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } 255597f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer return dt_soname; 255697f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer} 255797f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer 2558ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2559ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerlibrary_iterator ELFObjectFile<ELFT>::begin_libraries_needed() const { 25605c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Find the first DT_NEEDED entry 25612e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator i = begin_dynamic_table(); 25622e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator e = end_dynamic_table(); 2563a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (i != e && i->getTag() != ELF::DT_NEEDED) 2564a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++i; 2565945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 2566945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DataRefImpl DRI; 2567def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer DRI.p = reinterpret_cast<uintptr_t>(i.get()); 2568945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer return library_iterator(LibraryRef(DRI, this)); 25695c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 25705c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2571ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2572ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getLibraryNext(DataRefImpl Data, 2573ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer LibraryRef &Result) const { 25745c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Use the same DataRefImpl format as DynRef. 25752e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator i = Elf_Dyn_iterator(dot_dynamic_sec->sh_entsize, 25762e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer reinterpret_cast<const char *>(Data.p)); 25772e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator e = end_dynamic_table(); 25785c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2579a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer // Skip the current dynamic table entry and find the next DT_NEEDED entry. 2580a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer do 2581a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer ++i; 2582a9f83517fccbf5f0daf82afdddff81a0e0aea389Benjamin Kramer while (i != e && i->getTag() != ELF::DT_NEEDED); 2583945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer 2584945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DataRefImpl DRI; 2585def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer DRI.p = reinterpret_cast<uintptr_t>(i.get()); 2586945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer Result = LibraryRef(DRI, this); 25875c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return object_error::success; 25885c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 25895c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2590ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2591ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getLibraryPath(DataRefImpl Data, 2592ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Res) const { 25932e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator i = Elf_Dyn_iterator(dot_dynamic_sec->sh_entsize, 25942e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer reinterpret_cast<const char *>(Data.p)); 25955c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i == end_dynamic_table()) 25965c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("getLibraryPath() called on iterator end"); 25975c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 25985c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i->getTag() != ELF::DT_NEEDED) 25995c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("Invalid library_iterator"); 26005c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 26015c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // This uses .dynstr to lookup the name of the DT_NEEDED entry. 26025c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // THis works as long as DT_STRTAB == .dynstr. This is true most of 26035c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // the time, but the specification allows exceptions. 26045c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // TODO: This should really use DT_STRTAB instead. Doing this requires 26055c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // reading the program headers. 26065c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (dot_dynstr_sec == NULL) 26075c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("Dynamic string table is missing"); 26085c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Res = getString(dot_dynstr_sec, i->getVal()); 26095c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return object_error::success; 26105c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 26115c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2612ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2613ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerlibrary_iterator ELFObjectFile<ELFT>::end_libraries_needed() const { 26142e0742f76c6081b24eb64b3967c3d7903007dcbdMichael J. Spencer Elf_Dyn_iterator e = end_dynamic_table(); 2615945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer DataRefImpl DRI; 2616def0c1f756562601829364e3fca4bd1f0407316eMichael J. Spencer DRI.p = reinterpret_cast<uintptr_t>(e.get()); 2617945bc5bde022c790722ca1d05304bb0c986890dbMichael J. Spencer return library_iterator(LibraryRef(DRI, this)); 26185c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 26195c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2620ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2621ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spenceruint8_t ELFObjectFile<ELFT>::getBytesInAddress() const { 2622ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer return ELFT::Is64Bits ? 8 : 4; 2623f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2624f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2625ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2626ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerStringRef ELFObjectFile<ELFT>::getFileFormatName() const { 2627f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_ident[ELF::EI_CLASS]) { 2628f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::ELFCLASS32: 2629f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2630f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2631f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-i386"; 2632f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2633f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-x86-64"; 2634f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_ARM: 2635f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-arm"; 263650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 263750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow return "ELF32-hexagon"; 26383802947dec01dcf95d1b4b6545e88e549744e2b1NAKAMURA Takumi case ELF::EM_MIPS: 26393802947dec01dcf95d1b4b6545e88e549744e2b1NAKAMURA Takumi return "ELF32-mips"; 2640f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2641f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-unknown"; 2642f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2643f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::ELFCLASS64: 2644f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2645f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2646f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-i386"; 2647f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2648f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-x86-64"; 264972062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 265072062f5744557e270a38192554c3126ea5f97434Tim Northover return "ELF64-aarch64"; 2651a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella case ELF::EM_PPC64: 2652a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella return "ELF64-ppc64"; 2653f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2654f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-unknown"; 2655f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2656f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2657f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2658f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid ELFCLASS!"); 2659f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2660f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2661f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2662ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2663ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerunsigned ELFObjectFile<ELFT>::getArch() const { 2664f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2665f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2666f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::x86; 2667f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2668f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::x86_64; 266972062f5744557e270a38192554c3126ea5f97434Tim Northover case ELF::EM_AARCH64: 267072062f5744557e270a38192554c3126ea5f97434Tim Northover return Triple::aarch64; 2671f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_ARM: 2672f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::arm; 267350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 267450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow return Triple::hexagon; 2675b889e0cd2fea4afee623d5be603b912b955a2ecaAkira Hatanaka case ELF::EM_MIPS: 26766623730296fbe6d639058195772566ffa10e9ad2Dmitri Gribenko return (ELFT::TargetEndianness == support::little) ? 2677b889e0cd2fea4afee623d5be603b912b955a2ecaAkira Hatanaka Triple::mipsel : Triple::mips; 2678a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella case ELF::EM_PPC64: 2679a5e01b1314b48c364c092288c2aef95c29a79583Adhemerval Zanella return Triple::ppc64; 2680f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2681f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::UnknownArch; 2682f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2683f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2684f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2685ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2686ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spenceruint64_t ELFObjectFile<ELFT>::getNumSections() const { 2687f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(Header && "Header not initialized!"); 2688f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shnum == ELF::SHN_UNDEF) { 2689f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(SectionHeaderTable && "SectionHeaderTable not initialized!"); 2690f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return SectionHeaderTable->sh_size; 2691f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2692f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Header->e_shnum; 2693f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2694f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2695ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2696f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyuint64_t 2697ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getStringTableIndex() const { 2698f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shnum == ELF::SHN_UNDEF) { 2699f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shstrndx == ELF::SHN_HIRESERVE) 2700f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return SectionHeaderTable->sh_link; 2701f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shstrndx >= getNumSections()) 2702f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 2703f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2704f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Header->e_shstrndx; 2705f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2706f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2707ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2708f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<typename T> 2709f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyinline const T * 2710ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getEntry(uint16_t Section, uint32_t Entry) const { 2711f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<T>(getSection(Section), Entry); 2712f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2713f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2714ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2715f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<typename T> 2716f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyinline const T * 2717ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getEntry(const Elf_Shdr * Section, uint32_t Entry) const { 2718f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return reinterpret_cast<const T *>( 2719f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky base() 2720f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + Section->sh_offset 2721f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (Entry * Section->sh_entsize)); 2722f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2723f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2724ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2725ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Sym * 2726ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSymbol(DataRefImpl Symb) const { 2727f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Sym>(SymbolTableSections[Symb.d.b], Symb.d.a); 2728f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2729f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2730ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2731ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Rel * 2732ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getRel(DataRefImpl Rel) const { 2733f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Rel>(Rel.w.b, Rel.w.c); 2734f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2735f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2736ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2737ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Rela * 2738ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getRela(DataRefImpl Rela) const { 2739f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Rela>(Rela.w.b, Rela.w.c); 2740f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2741f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2742ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2743ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 2744ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSection(DataRefImpl Symb) const { 2745f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Symb.d.b); 2746f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_type != ELF::SHT_SYMTAB || sec->sh_type != ELF::SHT_DYNSYM) 2747f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2748f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid symbol table section!"); 2749f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return sec; 2750f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2751f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2752ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2753ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst typename ELFObjectFile<ELFT>::Elf_Shdr * 2754ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. SpencerELFObjectFile<ELFT>::getSection(uint32_t index) const { 2755f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (index == 0) 2756f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 2757f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!SectionHeaderTable || index >= getNumSections()) 2758f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2759f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section index!"); 2760f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2761f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return reinterpret_cast<const Elf_Shdr *>( 2762f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky reinterpret_cast<const char *>(SectionHeaderTable) 2763f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (index * Header->e_shentsize)); 2764f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2765f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2766ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2767ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst char *ELFObjectFile<ELFT>::getString(uint32_t section, 2768ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ELF::Elf32_Word offset) const { 2769f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getString(getSection(section), offset); 2770f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2771f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2772ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2773ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencerconst char *ELFObjectFile<ELFT>::getString(const Elf_Shdr *section, 2774ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer ELF::Elf32_Word offset) const { 2775f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(section && section->sh_type == ELF::SHT_STRTAB && "Invalid section!"); 2776f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (offset >= section->sh_size) 2777f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2778f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Symbol name offset outside of string table!"); 2779f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return (const char *)base() + section->sh_offset + offset; 2780f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2781f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2782ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2783ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolName(const Elf_Shdr *section, 2784ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer const Elf_Sym *symb, 2785ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 2786f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_name == 0) { 2787f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *section = getSection(symb); 2788f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!section) 2789f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = ""; 2790f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 2791f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getString(dot_shstrtab_sec, section->sh_name); 2792f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2793f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2794f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2795dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (section == SymbolTableSections[0]) { 2796dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Symbol is in .dynsym, use .dynstr string table 2797dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Result = getString(dot_dynstr_sec, symb->st_name); 2798dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else { 2799dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Use the default symbol table name section. 2800dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Result = getString(dot_strtab_sec, symb->st_name); 2801dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 2802f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2803f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2804f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2805ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2806ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSectionName(const Elf_Shdr *section, 2807ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Result) const { 28089dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta Result = StringRef(getString(dot_shstrtab_sec, section->sh_name)); 28099dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return object_error::success; 28109dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 28119dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 2812ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencertemplate<class ELFT> 2813ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencererror_code ELFObjectFile<ELFT>::getSymbolVersion(const Elf_Shdr *section, 2814ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer const Elf_Sym *symb, 2815ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer StringRef &Version, 2816ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer bool &IsDefault) const { 28172d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Handle non-dynamic symbols. 28182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (section != SymbolTableSections[0]) { 28192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Non-dynamic symbols can have versions in their names 28202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // A name of the form 'foo@V1' indicates version 'V1', non-default. 28212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // A name of the form 'foo@@V2' indicates version 'V2', default version. 28222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef Name; 28232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code ec = getSymbolName(section, symb, Name); 28242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (ec != object_error::success) 28252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ec; 28262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t atpos = Name.find('@'); 28272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (atpos == StringRef::npos) { 28282d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 28292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 28302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 28312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 28322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer ++atpos; 28332d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (atpos < Name.size() && Name[atpos] == '@') { 28342d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = true; 28352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer ++atpos; 28362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 28372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 28382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 28392d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = Name.substr(atpos); 28402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 28412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 28422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 28432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // This is a dynamic symbol. Look in the GNU symbol version table. 28442d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_sec == NULL) { 28452d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // No version table. 28462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 28472d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 28482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 28492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 28502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 28512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Determine the position in the symbol table of this entry. 28522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + section->sh_offset; 28532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t entry_index = ((const char*)symb - sec_start)/section->sh_entsize; 28542d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 28552d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Get the corresponding version index entry 28562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Versym *vs = getEntry<Elf_Versym>(dot_gnu_version_sec, entry_index); 28572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t version_index = vs->vs_index & ELF::VERSYM_VERSION; 28582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 28592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Special markers for unversioned symbols. 28602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (version_index == ELF::VER_NDX_LOCAL || 28612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer version_index == ELF::VER_NDX_GLOBAL) { 28622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 28632d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 28642d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 28652d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 28662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 28672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Lookup this symbol in the version table 28682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionMap(); 28692d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (version_index >= VersionMap.size() || VersionMap[version_index].isNull()) 28702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Symbol has version index without corresponding " 28712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "define or reference entry"); 28722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const VersionMapEntry &entry = VersionMap[version_index]; 28732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 28742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Get the version name string 28752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t name_offset; 28762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (entry.isVerdef()) { 28772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verdaux entry holds the name. 28782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer name_offset = entry.getVerdef()->getAux()->vda_name; 28792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 28802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer name_offset = entry.getVernaux()->vna_name; 28812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 28822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = getString(dot_dynstr_sec, name_offset); 28832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 28842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Set IsDefault 28852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (entry.isVerdef()) { 28862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = !(vs->vs_index & ELF::VERSYM_HIDDEN); 28872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 28882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 28892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 28902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 28912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 28922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 28932d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 28942d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// This is a generic interface for retrieving GNU symbol version 28952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// information from an ELFObjectFile. 28962d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstatic inline error_code GetELFSymbolVersion(const ObjectFile *Obj, 28972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const SymbolRef &Sym, 28982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef &Version, 28992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) { 29002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Little-endian 32-bit 2901ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::little, 4, false> > *ELFObj = 2902ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::little, 4, false> > >(Obj)) 29032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 29042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29052d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Big-endian 32-bit 2906ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::big, 4, false> > *ELFObj = 2907ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::big, 4, false> > >(Obj)) 29082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 29092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Little-endian 64-bit 2911ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::little, 8, true> > *ELFObj = 2912ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::little, 8, true> > >(Obj)) 29132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 29142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Big-endian 64-bit 2916ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer if (const ELFObjectFile<ELFType<support::big, 8, true> > *ELFObj = 2917ac97f5ce486d1ca2967607028eacddd860aaddd0Michael J. Spencer dyn_cast<ELFObjectFile<ELFType<support::big, 8, true> > >(Obj)) 29182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 29192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 29202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer llvm_unreachable("Object passed to GetELFSymbolVersion() is not ELF"); 29212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 29222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 292311987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran/// This function returns the hash value for a symbol in the .dynsym section 292411987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran/// Name of the API remains consistent as specified in the libelf 29258b2824a1b21fe7bd3908774feb5f79c98cc7d9a2Shankar Easwaran/// REF : http://www.sco.com/developers/gabi/latest/ch5.dynamic.html#hash 292611987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaranstatic inline unsigned elf_hash(StringRef &symbolName) { 292711987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran unsigned h = 0, g; 2928dceaf4ac8dcb2167b57853d354760fe9a8cb8273Shankar Easwaran for (unsigned i = 0, j = symbolName.size(); i < j; i++) { 292911987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran h = (h << 4) + symbolName[i]; 293011987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran g = h & 0xf0000000L; 293111987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran if (g != 0) 293211987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran h ^= g >> 24; 293311987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran h &= ~g; 293411987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran } 293511987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran return h; 293611987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran} 293711987c4719749d6d053cc848e3ebb28579393f51Shankar Easwaran 2938f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2939f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2940f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2941f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#endif 2942