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 17f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/ADT/SmallVector.h" 18f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/ADT/StringSwitch.h" 19f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/ADT/Triple.h" 20f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#include "llvm/ADT/DenseMap.h" 212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer#include "llvm/ADT/PointerIntPair.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 33ca8b2c655eb4d283187cbbb4f0f3acd34f60fa1cLogan Chien#include <ctype.h> 34ca8b2c655eb4d283187cbbb4f0f3acd34f60fa1cLogan Chien 35f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskynamespace llvm { 36f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskynamespace object { 37f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 38689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd// Subclasses of ELFObjectFile may need this for template instantiation 39689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurdinline std::pair<unsigned char, unsigned char> 40689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston GurdgetElfArchType(MemoryBuffer *Object) { 41689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd if (Object->getBufferSize() < ELF::EI_NIDENT) 42689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd return std::make_pair((uint8_t)ELF::ELFCLASSNONE,(uint8_t)ELF::ELFDATANONE); 43689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd return std::make_pair( (uint8_t)Object->getBufferStart()[ELF::EI_CLASS] 44689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd , (uint8_t)Object->getBufferStart()[ELF::EI_DATA]); 45689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd} 46689ff9c00f4f3dcf3491778bcdbda79e19e2285dPreston Gurd 47f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// Templates to choose Elf_Addr and Elf_Off depending on is64Bits. 48f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 49f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct ELFDataTypeTypedefHelperCommon { 50f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 51f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky <uint16_t, target_endianness, support::aligned> Elf_Half; 52f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 53f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky <uint32_t, target_endianness, support::aligned> Elf_Word; 54f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 55f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky <int32_t, target_endianness, support::aligned> Elf_Sword; 56f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 57f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky <uint64_t, target_endianness, support::aligned> Elf_Xword; 58f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 59f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky <int64_t, target_endianness, support::aligned> Elf_Sxword; 60f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 61f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 62f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 63f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct ELFDataTypeTypedefHelper; 64f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 65f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky/// ELF 32bit types. 66f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 67f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct ELFDataTypeTypedefHelper<target_endianness, false> 68f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky : ELFDataTypeTypedefHelperCommon<target_endianness> { 69f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef uint32_t value_type; 70f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 71f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky <value_type, target_endianness, support::aligned> Elf_Addr; 72f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 73f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky <value_type, target_endianness, support::aligned> Elf_Off; 74f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 75f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 76f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky/// ELF 64bit types. 77f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 78f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct ELFDataTypeTypedefHelper<target_endianness, true> 79f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky : ELFDataTypeTypedefHelperCommon<target_endianness>{ 80f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef uint64_t value_type; 81f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 82f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky <value_type, target_endianness, support::aligned> Elf_Addr; 83f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef support::detail::packed_endian_specific_integral 84f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky <value_type, target_endianness, support::aligned> Elf_Off; 85f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 86f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 87f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// I really don't like doing this, but the alternative is copypasta. 88f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#define LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits) \ 89f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytypedef typename \ 90f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Addr Elf_Addr; \ 91f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytypedef typename \ 92f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Off Elf_Off; \ 93f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytypedef typename \ 94f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Half Elf_Half; \ 95f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytypedef typename \ 96f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Word Elf_Word; \ 97f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytypedef typename \ 98f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Sword Elf_Sword; \ 99f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytypedef typename \ 100f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Xword Elf_Xword; \ 101f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytypedef typename \ 102f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFDataTypeTypedefHelper<target_endianness, is64Bits>::Elf_Sxword Elf_Sxword; 103f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 104f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Section header. 105f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 106f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Shdr_Base; 107f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 108f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 109f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Shdr_Base<target_endianness, false> { 110f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, false) 111f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_name; // Section name (index into string table) 112f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_type; // Section type (SHT_*) 113f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_flags; // Section flags (SHF_*) 114f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr sh_addr; // Address where section is to be loaded 115f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Off sh_offset; // File offset of section data, in bytes 116f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_size; // Size of section, in bytes 117f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_link; // Section type-specific header table index link 118f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_info; // Section type-specific extra information 119f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_addralign;// Section address alignment 120f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_entsize; // Size of records contained within the section 121f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 122f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 123f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 124f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Shdr_Base<target_endianness, true> { 125f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, true) 126f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_name; // Section name (index into string table) 127f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_type; // Section type (SHT_*) 128f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_flags; // Section flags (SHF_*) 129f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr sh_addr; // Address where section is to be loaded 130f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Off sh_offset; // File offset of section data, in bytes 131f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_size; // Size of section, in bytes 132f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_link; // Section type-specific header table index link 133f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word sh_info; // Section type-specific extra information 134f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_addralign;// Section address alignment 135f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword sh_entsize; // Size of records contained within the section 136f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 137f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 138f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 139f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Shdr_Impl : Elf_Shdr_Base<target_endianness, is64Bits> { 140f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky using Elf_Shdr_Base<target_endianness, is64Bits>::sh_entsize; 141f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky using Elf_Shdr_Base<target_endianness, is64Bits>::sh_size; 142f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 143f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Get the number of entities this section contains if it has any. 144f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned getEntityCount() const { 145f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sh_entsize == 0) 146f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 147f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return sh_size / sh_entsize; 148f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 149f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 150f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 151f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 152f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Sym_Base; 153f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 154f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 155f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Sym_Base<target_endianness, false> { 156f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, false) 157f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word st_name; // Symbol name (index into string table) 158f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr st_value; // Value or address associated with the symbol 159f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word st_size; // Size of the symbol 160f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_info; // Symbol's type and binding attributes 161f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_other; // Must be zero; reserved 162f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Half st_shndx; // Which section (header table index) it's defined in 163f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 164f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 165f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 166f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Sym_Base<target_endianness, true> { 167f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, true) 168f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word st_name; // Symbol name (index into string table) 169f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_info; // Symbol's type and binding attributes 170f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char st_other; // Must be zero; reserved 171f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Half st_shndx; // Which section (header table index) it's defined in 172f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr st_value; // Value or address associated with the symbol 173f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword st_size; // Size of the symbol 174f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 175f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 176f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 177f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Sym_Impl : Elf_Sym_Base<target_endianness, is64Bits> { 178f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky using Elf_Sym_Base<target_endianness, is64Bits>::st_info; 179f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 180f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF32_ST_BIND, 181f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // ELF32_ST_TYPE, and ELF32_ST_INFO macros defined in the ELF specification: 182f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char getBinding() const { return st_info >> 4; } 183f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char getType() const { return st_info & 0x0f; } 184f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setBinding(unsigned char b) { setBindingAndType(b, getType()); } 185f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setType(unsigned char t) { setBindingAndType(getBinding(), t); } 186f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setBindingAndType(unsigned char b, unsigned char t) { 187f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky st_info = (b << 4) + (t & 0x0f); 188f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 189f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 190f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Versym: This is the structure of entries in the SHT_GNU_versym section 1922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// (.gnu.version). This structure is identical for ELF32 and ELF64. 1932d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 1942d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Versym_Impl { 1952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits) 1962d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vs_index; // Version index with flags (e.g. VERSYM_HIDDEN) 1972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 1982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 1992d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 2002d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verdaux_Impl; 2012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Verdef: This is the structure of entries in the SHT_GNU_verdef section 2032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// (.gnu.version_d). This structure is identical for ELF32 and ELF64. 2042d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 2052d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verdef_Impl { 2062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits) 2072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer typedef Elf_Verdaux_Impl<target_endianness, is64Bits> Elf_Verdaux; 2082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_version; // Version of this structure (e.g. VER_DEF_CURRENT) 2092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_flags; // Bitwise flags (VER_DEF_*) 2102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_ndx; // Version index, used in .gnu.version entries 2112d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vd_cnt; // Number of Verdaux entries 2122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vd_hash; // Hash of name 2132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vd_aux; // Offset to the first Verdaux entry (in bytes) 2142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vd_next; // Offset to the next Verdef entry (in bytes) 2152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2162d70e263c2b508bf4641273dd89a23149f6f6164David Meyer /// Get the first Verdaux entry for this Verdef. 2172d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdaux *getAux() const { 2182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return reinterpret_cast<const Elf_Verdaux*>((const char*)this + vd_aux); 2192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 2202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 222d9b0b025612992a0b724eeca8bdf10b1d7a5c355Benjamin Kramer/// Elf_Verdaux: This is the structure of auxiliary data in the SHT_GNU_verdef 2232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// section (.gnu.version_d). This structure is identical for ELF32 and ELF64. 2242d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 2252d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verdaux_Impl { 2262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits) 2272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vda_name; // Version name (offset in string table) 2282d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vda_next; // Offset to next Verdaux entry (in bytes) 2292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Verneed: This is the structure of entries in the SHT_GNU_verneed 2322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// section (.gnu.version_r). This structure is identical for ELF32 and ELF64. 2332d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 2342d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Verneed_Impl { 2352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits) 2362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vn_version; // Version of this structure (e.g. VER_NEED_CURRENT) 2372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vn_cnt; // Number of associated Vernaux entries 2382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vn_file; // Library name (string table offset) 2392d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vn_aux; // Offset to first Vernaux entry (in bytes) 2402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vn_next; // Offset to next Verneed entry (in bytes) 2412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Vernaux: This is the structure of auxiliary data in SHT_GNU_verneed 2442d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// section (.gnu.version_r). This structure is identical for ELF32 and ELF64. 2452d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 2462d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstruct Elf_Vernaux_Impl { 2472d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits) 2482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vna_hash; // Hash of dependency name 2492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vna_flags; // Bitwise Flags (VER_FLAG_*) 2502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Half vna_other; // Version index, used in .gnu.version entries 2512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vna_name; // Dependency name 2522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Elf_Word vna_next; // Offset to next Vernaux entry (in bytes) 2532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer}; 2542d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2552d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Dyn_Base: This structure matches the form of entries in the dynamic 2562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// table section (.dynamic) look like. 2575c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 2585c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerstruct Elf_Dyn_Base; 2595c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2605c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness> 2615c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerstruct Elf_Dyn_Base<target_endianness, false> { 2625c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer LLVM_ELF_IMPORT_TYPES(target_endianness, false) 2635c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Sword d_tag; 2645c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer union { 2655c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Word d_val; 2665c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Addr d_ptr; 2675c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } d_un; 2685c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer}; 2695c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2705c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness> 2715c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerstruct Elf_Dyn_Base<target_endianness, true> { 2725c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer LLVM_ELF_IMPORT_TYPES(target_endianness, true) 2735c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Sxword d_tag; 2745c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer union { 2755c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Xword d_val; 2765c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Elf_Addr d_ptr; 2775c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } d_un; 2785c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer}; 2795c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// Elf_Dyn_Impl: This inherits from Elf_Dyn_Base, adding getters and setters. 2815c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 2825c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerstruct Elf_Dyn_Impl : Elf_Dyn_Base<target_endianness, is64Bits> { 2835c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer using Elf_Dyn_Base<target_endianness, is64Bits>::d_tag; 2845c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer using Elf_Dyn_Base<target_endianness, is64Bits>::d_un; 2855c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer int64_t getTag() const { return d_tag; } 2865c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer uint64_t getVal() const { return d_un.d_val; } 2875c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer uint64_t getPtr() const { return d_un.ptr; } 2885c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer}; 2895c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2905c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 2915c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerclass ELFObjectFile; 2925c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 2935c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer// DynRefImpl: Reference to an entry in the dynamic table 2945c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer// This is an ELF-specific interface. 2955c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 2965c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerclass DynRefImpl { 2975c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer typedef Elf_Dyn_Impl<target_endianness, is64Bits> Elf_Dyn; 2985c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer typedef ELFObjectFile<target_endianness, is64Bits> OwningType; 2995c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3005c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer DataRefImpl DynPimpl; 3015c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer const OwningType *OwningObject; 3025c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3035c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerpublic: 3043fd9b8422328a60664a5c631ec9519b58017fcbcDanil Malyshev DynRefImpl() : OwningObject(NULL) { } 3055c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3065c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer DynRefImpl(DataRefImpl DynP, const OwningType *Owner); 3075c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3085c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer bool operator==(const DynRefImpl &Other) const; 3095c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer bool operator <(const DynRefImpl &Other) const; 3105c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3115c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer error_code getNext(DynRefImpl &Result) const; 3125c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer int64_t getTag() const; 3135c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer uint64_t getVal() const; 3145c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer uint64_t getPtr() const; 3155c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3165c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer DataRefImpl getRawDataRefImpl() const; 3175c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer}; 3185c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 3195c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer// Elf_Rel: Elf Relocation 320f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits, bool isRela> 321f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Base; 322f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 323f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 324f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Base<target_endianness, false, false> { 325f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, false) 326f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 327f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word r_info; // Symbol table index and type of relocation to apply 328f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 329f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 330f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 331f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Base<target_endianness, true, false> { 332f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, true) 333f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 334f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Xword r_info; // Symbol table index and type of relocation to apply 335f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 336f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 337f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 338f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Base<target_endianness, false, true> { 339f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, false) 340f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Addr r_offset; // Location (file byte offset, or program virtual addr) 341f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Word r_info; // Symbol table index and type of relocation to apply 342f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Sword r_addend; // Compute value for relocatable field by adding this 343f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 344f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 345f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness> 346f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Base<target_endianness, true, true> { 347f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, 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 350f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Elf_Sxword r_addend; // Compute value for relocatable field by adding this. 351f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 352f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 353f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits, bool isRela> 354f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Impl; 355f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 356f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool isRela> 357f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Impl<target_endianness, true, isRela> 358f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky : Elf_Rel_Base<target_endianness, true, isRela> { 359f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky using Elf_Rel_Base<target_endianness, true, isRela>::r_info; 360f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, true) 361f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 362f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF64_R_SYM, ELF64_R_TYPE, 363f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // and ELF64_R_INFO macros defined in the ELF specification: 364f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t getSymbol() const { return (r_info >> 32); } 365f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char getType() const { 366f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return (unsigned char) (r_info & 0xffffffffL); 367f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 368f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setSymbol(uint64_t s) { setSymbolAndType(s, getType()); } 369f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); } 370f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setSymbolAndType(uint64_t s, unsigned char t) { 371f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky r_info = (s << 32) + (t&0xffffffffL); 372f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 373f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 374f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 375f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool isRela> 376f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskystruct Elf_Rel_Impl<target_endianness, false, isRela> 377f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky : Elf_Rel_Base<target_endianness, false, isRela> { 378f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky using Elf_Rel_Base<target_endianness, false, isRela>::r_info; 379f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, false) 380f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 381f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // These accessors and mutators correspond to the ELF32_R_SYM, ELF32_R_TYPE, 382f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // and ELF32_R_INFO macros defined in the ELF specification: 383f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint32_t getSymbol() const { return (r_info >> 8); } 384f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky unsigned char getType() const { return (unsigned char) (r_info & 0x0ff); } 385f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setSymbol(uint32_t s) { setSymbolAndType(s, getType()); } 386f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setType(unsigned char t) { setSymbolAndType(getSymbol(), t); } 387f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void setSymbolAndType(uint32_t s, unsigned char t) { 388f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky r_info = (s << 8) + t; 389f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 390f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 391f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 3922c38a6615a693d0a43159825da2358126473502bMichael J. Spencertemplate<support::endianness target_endianness, bool is64Bits> 3932c38a6615a693d0a43159825da2358126473502bMichael J. Spencerstruct Elf_Ehdr_Impl { 3942c38a6615a693d0a43159825da2358126473502bMichael J. Spencer LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits) 3952c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char e_ident[ELF::EI_NIDENT]; // ELF Identification bytes 3962c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_type; // Type of file (see ET_*) 3972c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_machine; // Required architecture for this file (see EM_*) 3982c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Word e_version; // Must be equal to 1 3992c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Addr e_entry; // Address to jump to in order to start program 4002c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Off e_phoff; // Program header table's file offset, in bytes 4012c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Off e_shoff; // Section header table's file offset, in bytes 4022c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Word e_flags; // Processor-specific flags 4032c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_ehsize; // Size of ELF header, in bytes 4042c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_phentsize;// Size of an entry in the program header table 4052c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_phnum; // Number of entries in the program header table 4062c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shentsize;// Size of an entry in the section header table 4072c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shnum; // Number of entries in the section header table 4082c38a6615a693d0a43159825da2358126473502bMichael J. Spencer Elf_Half e_shstrndx; // Section header table index of section name 4092c38a6615a693d0a43159825da2358126473502bMichael J. Spencer // string table 4102c38a6615a693d0a43159825da2358126473502bMichael J. Spencer bool checkMagic() const { 4112c38a6615a693d0a43159825da2358126473502bMichael J. Spencer return (memcmp(e_ident, ELF::ElfMagic, strlen(ELF::ElfMagic))) == 0; 4122c38a6615a693d0a43159825da2358126473502bMichael J. Spencer } 4132c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char getFileClass() const { return e_ident[ELF::EI_CLASS]; } 4142c38a6615a693d0a43159825da2358126473502bMichael J. Spencer unsigned char getDataEncoding() const { return e_ident[ELF::EI_DATA]; } 4152c38a6615a693d0a43159825da2358126473502bMichael J. Spencer}; 416f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 417f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 418f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyclass ELFObjectFile : public ObjectFile { 419f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits) 420f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 4212c38a6615a693d0a43159825da2358126473502bMichael J. Spencer typedef Elf_Ehdr_Impl<target_endianness, is64Bits> Elf_Ehdr; 422f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef Elf_Shdr_Impl<target_endianness, is64Bits> Elf_Shdr; 423f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef Elf_Sym_Impl<target_endianness, is64Bits> Elf_Sym; 4245c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer typedef Elf_Dyn_Impl<target_endianness, is64Bits> Elf_Dyn; 425f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef Elf_Rel_Impl<target_endianness, is64Bits, false> Elf_Rel; 426f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef Elf_Rel_Impl<target_endianness, is64Bits, true> Elf_Rela; 4272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer typedef Elf_Verdef_Impl<target_endianness, is64Bits> Elf_Verdef; 4282d70e263c2b508bf4641273dd89a23149f6f6164David Meyer typedef Elf_Verdaux_Impl<target_endianness, is64Bits> Elf_Verdaux; 4292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer typedef Elf_Verneed_Impl<target_endianness, is64Bits> Elf_Verneed; 4302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer typedef Elf_Vernaux_Impl<target_endianness, is64Bits> Elf_Vernaux; 4312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer typedef Elf_Versym_Impl<target_endianness, is64Bits> Elf_Versym; 4325c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer typedef DynRefImpl<target_endianness, is64Bits> DynRef; 4335c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer typedef content_iterator<DynRef> dyn_iterator; 434f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 435f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyprotected: 436f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // This flag is used for classof, to distinguish ELFObjectFile from 437f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // its subclass. If more subclasses will be created, this flag will 438f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // have to become an enum. 439f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool isDyldELFObject; 440f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 441f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyprivate: 442f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef SmallVector<const Elf_Shdr*, 1> Sections_t; 443f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef DenseMap<unsigned, unsigned> IndexMap_t; 444f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typedef DenseMap<const Elf_Shdr*, SmallVector<uint32_t, 1> > RelocMap_t; 445f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 446f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Ehdr *Header; 447f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *SectionHeaderTable; 448f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *dot_shstrtab_sec; // Section header string table. 449f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *dot_strtab_sec; // Symbol header string table. 450dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer const Elf_Shdr *dot_dynstr_sec; // Dynamic symbol string table. 4512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 4522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // SymbolTableSections[0] always points to the dynamic string table section 4532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // header, or NULL if there is no dynamic string table. 454f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Sections_t SymbolTableSections; 455f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky IndexMap_t SymbolTableSectionsIndexMap; 456f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DenseMap<const Elf_Sym*, ELF::Elf64_Word> ExtendedSymbolTable; 457f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 4582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Shdr *dot_dynamic_sec; // .dynamic 4592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Shdr *dot_gnu_version_sec; // .gnu.version 4602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Shdr *dot_gnu_version_r_sec; // .gnu.version_r 4612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Shdr *dot_gnu_version_d_sec; // .gnu.version_d 4622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 46397f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer // Pointer to SONAME entry in dynamic string table 46497f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer // This is set the first time getLoadName is called. 46597f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer mutable const char *dt_soname; 4665c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 4672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Records for each version index the corresponding Verdef or Vernaux entry. 4682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // This is filled the first time LoadVersionMap() is called. 4692d70e263c2b508bf4641273dd89a23149f6f6164David Meyer class VersionMapEntry : public PointerIntPair<const void*, 1> { 4702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer public: 4712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If the integer is 0, this is an Elf_Verdef*. 4722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If the integer is 1, this is an Elf_Vernaux*. 4732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry() : PointerIntPair<const void*, 1>(NULL, 0) { } 4742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry(const Elf_Verdef *verdef) 4752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer : PointerIntPair<const void*, 1>(verdef, 0) { } 4762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMapEntry(const Elf_Vernaux *vernaux) 4772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer : PointerIntPair<const void*, 1>(vernaux, 1) { } 4782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isNull() const { return getPointer() == NULL; } 4792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isVerdef() const { return !isNull() && getInt() == 0; } 4802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool isVernaux() const { return !isNull() && getInt() == 1; } 4812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdef *getVerdef() const { 4822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return isVerdef() ? (const Elf_Verdef*)getPointer() : NULL; 4832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 4842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Vernaux *getVernaux() const { 4852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return isVernaux() ? (const Elf_Vernaux*)getPointer() : NULL; 4862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 4872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer }; 4882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer mutable SmallVector<VersionMapEntry, 16> VersionMap; 4892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionDefs(const Elf_Shdr *sec) const; 4902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionNeeds(const Elf_Shdr *ec) const; 4912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer void LoadVersionMap() const; 4922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 493f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Map sections to an array of relocation sections that reference 494f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// them sorted by section index. 495f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelocMap_t SectionRelocMap; 496f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 497f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky /// @brief Get the relocation section that contains \a Rel. 498f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getRelSection(DataRefImpl Rel) const { 499f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(Rel.w.b); 500f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 501f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 502f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool isRelocationHasAddend(DataRefImpl Rel) const; 503f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky template<typename T> 504f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const T *getEntry(uint16_t Section, uint32_t Entry) const; 505f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky template<typename T> 506f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const T *getEntry(const Elf_Shdr *Section, uint32_t Entry) const; 507f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(DataRefImpl index) const; 508f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(uint32_t index) const; 509f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Rel *getRel(DataRefImpl Rel) const; 510f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Rela *getRela(DataRefImpl Rela) const; 511f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const char *getString(uint32_t section, uint32_t offset) const; 512f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const char *getString(const Elf_Shdr *section, uint32_t offset) const; 5132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code getSymbolVersion(const Elf_Shdr *section, 5142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Sym *Symb, 5152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef &Version, 5162d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) const; 517dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer void VerifyStrTab(const Elf_Shdr *sh) const; 518f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 519f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyprotected: 520f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *getSymbol(DataRefImpl Symb) const; // FIXME: Should be private? 521f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky void validateSymbol(DataRefImpl Symb) const; 522f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 5235c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerpublic: 5249dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta error_code getSymbolName(const Elf_Shdr *section, 5259dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Sym *Symb, 5269dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 5279dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta error_code getSectionName(const Elf_Shdr *section, 5289dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 5295c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer const Elf_Dyn *getDyn(DataRefImpl DynData) const; 5302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code getSymbolVersion(SymbolRef Symb, StringRef &Version, 5312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) const; 532f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyprotected: 533f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolNext(DataRefImpl Symb, SymbolRef &Res) const; 534f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolName(DataRefImpl Symb, StringRef &Res) const; 535f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolFileOffset(DataRefImpl Symb, uint64_t &Res) const; 536f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolAddress(DataRefImpl Symb, uint64_t &Res) const; 537f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolSize(DataRefImpl Symb, uint64_t &Res) const; 538f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolNMTypeChar(DataRefImpl Symb, char &Res) const; 539c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer virtual error_code getSymbolFlags(DataRefImpl Symb, uint32_t &Res) const; 540f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolType(DataRefImpl Symb, SymbolRef::Type &Res) const; 541f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSymbolSection(DataRefImpl Symb, 542f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky section_iterator &Res) const; 543f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 5445c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer friend class DynRefImpl<target_endianness, is64Bits>; 5455c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual error_code getDynNext(DataRefImpl DynData, DynRef &Result) const; 5465c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 5475c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual error_code getLibraryNext(DataRefImpl Data, LibraryRef &Result) const; 5485c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual error_code getLibraryPath(DataRefImpl Data, StringRef &Res) const; 5495c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 550f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionNext(DataRefImpl Sec, SectionRef &Res) const; 551f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionName(DataRefImpl Sec, StringRef &Res) const; 552f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionAddress(DataRefImpl Sec, uint64_t &Res) const; 553f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionSize(DataRefImpl Sec, uint64_t &Res) const; 554f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionContents(DataRefImpl Sec, StringRef &Res) const; 555f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getSectionAlignment(DataRefImpl Sec, uint64_t &Res) const; 556f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const; 557f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionData(DataRefImpl Sec, bool &Res) const; 558f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code isSectionBSS(DataRefImpl Sec, bool &Res) const; 559c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionRequiredForExecution(DataRefImpl Sec, 560c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd bool &Res) const; 561c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionVirtual(DataRefImpl Sec, bool &Res) const; 562c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd virtual error_code isSectionZeroInit(DataRefImpl Sec, bool &Res) const; 563f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb, 564f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool &Result) const; 565f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual relocation_iterator getSectionRelBegin(DataRefImpl Sec) const; 566f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual relocation_iterator getSectionRelEnd(DataRefImpl Sec) const; 567f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 568f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationNext(DataRefImpl Rel, 569f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelocationRef &Res) const; 570f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationAddress(DataRefImpl Rel, 571f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 572f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationOffset(DataRefImpl Rel, 573f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 574f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationSymbol(DataRefImpl Rel, 575f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolRef &Res) const; 576f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationType(DataRefImpl Rel, 577f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Res) const; 578f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationTypeName(DataRefImpl Rel, 579f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SmallVectorImpl<char> &Result) const; 580f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationAdditionalInfo(DataRefImpl Rel, 581f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky int64_t &Res) const; 582f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual error_code getRelocationValueString(DataRefImpl Rel, 583f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SmallVectorImpl<char> &Result) const; 584f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 585f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskypublic: 586f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELFObjectFile(MemoryBuffer *Object, error_code &ec); 587f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual symbol_iterator begin_symbols() const; 588f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual symbol_iterator end_symbols() const; 5895c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 590dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer virtual symbol_iterator begin_dynamic_symbols() const; 591dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer virtual symbol_iterator end_dynamic_symbols() const; 5925c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 593f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual section_iterator begin_sections() const; 594f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual section_iterator end_sections() const; 595f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 5965c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual library_iterator begin_libraries_needed() const; 5975c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual library_iterator end_libraries_needed() const; 5985c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 5995c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual dyn_iterator begin_dynamic_table() const; 6005c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer virtual dyn_iterator end_dynamic_table() const; 6015c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 602f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual uint8_t getBytesInAddress() const; 603f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual StringRef getFileFormatName() const; 6042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer virtual StringRef getObjectType() const { return "ELF"; } 605f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky virtual unsigned getArch() const; 60697f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer virtual StringRef getLoadName() const; 6079dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta virtual error_code getSectionContents(const Elf_Shdr *sec, 6089dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Res) const; 609f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 610f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t getNumSections() const; 611f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t getStringTableIndex() const; 612f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELF::Elf64_Word getSymbolTableIndex(const Elf_Sym *symb) const; 613f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *getSection(const Elf_Sym *symb) const; 6149dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Shdr *getElfSection(section_iterator &It) const; 6159dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const Elf_Sym *getElfSymbol(symbol_iterator &It) const; 616f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 617f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Methods for type inquiry through isa, cast, and dyn_cast 618f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool isDyldType() const { return isDyldELFObject; } 619f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky static inline bool classof(const Binary *v) { 6206f9489a86f33624f9ff5388411d12359ce9cef20David Meyer return v->getType() == getELFType(target_endianness == support::little, 6216f9489a86f33624f9ff5388411d12359ce9cef20David Meyer is64Bits); 622f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 623f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky static inline bool classof(const ELFObjectFile *v) { return true; } 624f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky}; 625f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 6262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// Iterate through the version definitions, and place each Elf_Verdef 6272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// in the VersionMap according to its index. 6282d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 6292d70e263c2b508bf4641273dd89a23149f6f6164David Meyervoid ELFObjectFile<target_endianness, is64Bits>:: 6302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionDefs(const Elf_Shdr *sec) const { 6312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vd_size = sec->sh_size; // Size of section in bytes 6322d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vd_count = sec->sh_info; // Number of Verdef entries 6332d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + sec->sh_offset; 6342d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_end = sec_start + vd_size; 6352d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verdef entry is at the start of the section. 6362d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *p = sec_start; 6372d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned i = 0; i < vd_count; i++) { 6382d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (p + sizeof(Elf_Verdef) > sec_end) 6392d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpectedly while scanning " 6402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version definitions."); 6412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verdef *vd = reinterpret_cast<const Elf_Verdef *>(p); 6422d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (vd->vd_version != ELF::VER_DEF_CURRENT) 6432d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Unexpected verdef version"); 6442d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t index = vd->vd_ndx & ELF::VERSYM_VERSION; 6452d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (index >= VersionMap.size()) 6462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.resize(index+1); 6472d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap[index] = VersionMapEntry(vd); 6482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer p += vd->vd_next; 6492d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 6502d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 6512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 6522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// Iterate through the versions needed section, and place each Elf_Vernaux 6532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer// in the VersionMap according to its index. 6542d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 6552d70e263c2b508bf4641273dd89a23149f6f6164David Meyervoid ELFObjectFile<target_endianness, is64Bits>:: 6562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionNeeds(const Elf_Shdr *sec) const { 6572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vn_size = sec->sh_size; // Size of section in bytes 6582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer unsigned vn_count = sec->sh_info; // Number of Verneed entries 6592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + sec->sh_offset; 6602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_end = sec_start + vn_size; 6612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verneed entry is at the start of the section. 6622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *p = sec_start; 6632d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned i = 0; i < vn_count; i++) { 6642d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (p + sizeof(Elf_Verneed) > sec_end) 6652d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpectedly while scanning " 6662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version needed records."); 6672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Verneed *vn = reinterpret_cast<const Elf_Verneed *>(p); 6682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (vn->vn_version != ELF::VER_NEED_CURRENT) 6692d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Unexpected verneed version"); 6702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Iterate through the Vernaux entries 6712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *paux = p + vn->vn_aux; 6722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer for (unsigned j = 0; j < vn->vn_cnt; j++) { 6732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (paux + sizeof(Elf_Vernaux) > sec_end) 6742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Section ended unexpected while scanning auxiliary " 6752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "version needed records."); 6762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Vernaux *vna = reinterpret_cast<const Elf_Vernaux *>(paux); 6772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t index = vna->vna_other & ELF::VERSYM_VERSION; 6782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (index >= VersionMap.size()) 6792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.resize(index+1); 6802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap[index] = VersionMapEntry(vna); 6812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer paux += vna->vna_next; 6822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 6832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer p += vn->vn_next; 6842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 6852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 6862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 6872d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 6882d70e263c2b508bf4641273dd89a23149f6f6164David Meyervoid ELFObjectFile<target_endianness, is64Bits>::LoadVersionMap() const { 6892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // If there is no dynamic symtab or version table, there is nothing to do. 6902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (SymbolTableSections[0] == NULL || dot_gnu_version_sec == NULL) 6912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return; 6922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 6932d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Has the VersionMap already been loaded? 6942d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (VersionMap.size() > 0) 6952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return; 6962d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 6972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first two version indexes are reserved. 6982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Index 0 is LOCAL, index 1 is GLOBAL. 6992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.push_back(VersionMapEntry()); 7002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer VersionMap.push_back(VersionMapEntry()); 7012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 7022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_d_sec) 7032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionDefs(dot_gnu_version_d_sec); 7042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 7052d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_r_sec) 7062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionNeeds(dot_gnu_version_r_sec); 7072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 7082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 709f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 710f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyvoid ELFObjectFile<target_endianness, is64Bits> 711f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::validateSymbol(DataRefImpl Symb) const { 712f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 713f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *SymbolTableSection = SymbolTableSections[Symb.d.b]; 714f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: We really need to do proper error handling in the case of an invalid 715f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // input file. Because we don't use exceptions, I think we'll just pass 716f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // an error object around. 717f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!( symb 718f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && SymbolTableSection 719f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && symb >= (const Elf_Sym*)(base() 720f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_offset) 721f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && symb < (const Elf_Sym*)(base() 722f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_offset 723f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + SymbolTableSection->sh_size))) 724f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 725f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Symb must point to a valid symbol!"); 726f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 727f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 728f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 729f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 730f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSymbolNext(DataRefImpl Symb, 731f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolRef &Result) const { 732f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 733f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *SymbolTableSection = SymbolTableSections[Symb.d.b]; 734f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 735f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++Symb.d.a; 736f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Check to see if we are at the end of this symbol table. 737f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Symb.d.a >= SymbolTableSection->getEntityCount()) { 738f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // We are at the end. If there are other symbol tables, jump to them. 739dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // If the symbol table is .dynsym, we are iterating dynamic symbols, 740dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // and there is only one table of these. 741dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (Symb.d.b != 0) { 742dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer ++Symb.d.b; 743dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Symb.d.a = 1; // The 0th symbol in ELF is fake. 744dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 745f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Otherwise return the terminator. 746dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (Symb.d.b == 0 || Symb.d.b >= SymbolTableSections.size()) { 747f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Symb.d.a = std::numeric_limits<uint32_t>::max(); 748f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Symb.d.b = std::numeric_limits<uint32_t>::max(); 749f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 750f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 751f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 752f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef(Symb, this); 753f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 754f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 755f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 756f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 757f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 758f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSymbolName(DataRefImpl Symb, 759f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef &Result) const { 760f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 761f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 762dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return getSymbolName(SymbolTableSections[Symb.d.b], symb, Result); 763f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 764f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 765f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 7662d70e263c2b508bf4641273dd89a23149f6f6164David Meyererror_code ELFObjectFile<target_endianness, is64Bits> 7672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer ::getSymbolVersion(SymbolRef SymRef, 7682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef &Version, 7692d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) const { 7702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer DataRefImpl Symb = SymRef.getRawDataRefImpl(); 7712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer validateSymbol(Symb); 7722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Sym *symb = getSymbol(Symb); 7732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return getSymbolVersion(SymbolTableSections[Symb.d.b], symb, 7742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version, IsDefault); 7752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 7762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 7772d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 778f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELF::Elf64_Word ELFObjectFile<target_endianness, is64Bits> 779f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSymbolTableIndex(const Elf_Sym *symb) const { 780f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx == ELF::SHN_XINDEX) 781f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ExtendedSymbolTable.lookup(symb); 782f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symb->st_shndx; 783f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 784f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 785f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 786f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyconst typename ELFObjectFile<target_endianness, is64Bits>::Elf_Shdr * 787f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELFObjectFile<target_endianness, is64Bits> 788f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSection(const Elf_Sym *symb) const { 789f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx == ELF::SHN_XINDEX) 790f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(ExtendedSymbolTable.lookup(symb)); 791f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_shndx >= ELF::SHN_LORESERVE) 792f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 793f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getSection(symb->st_shndx); 794f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 795f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 796f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 7979dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasguptaconst typename ELFObjectFile<target_endianness, is64Bits>::Elf_Shdr * 7989dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman DasguptaELFObjectFile<target_endianness, is64Bits> 7999dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta ::getElfSection(section_iterator &It) const { 8009dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta llvm::object::DataRefImpl ShdrRef = It->getRawDataRefImpl(); 8019669f749764997ab7033d5c4b0546fe739dd71d8Michael J. Spencer return reinterpret_cast<const Elf_Shdr *>(ShdrRef.p); 8029dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 8039dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 8049dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasguptatemplate<support::endianness target_endianness, bool is64Bits> 8059dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasguptaconst typename ELFObjectFile<target_endianness, is64Bits>::Elf_Sym * 8069dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman DasguptaELFObjectFile<target_endianness, is64Bits> 8079dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta ::getElfSymbol(symbol_iterator &It) const { 8089dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return getSymbol(It->getRawDataRefImpl()); 8099dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 8109dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 8119dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasguptatemplate<support::endianness target_endianness, bool is64Bits> 812f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 813f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSymbolFileOffset(DataRefImpl Symb, 814f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Result) const { 815f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 816f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 817f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section; 818f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 819f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: 820f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Unintialized symbols have no offset in the object file 821f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 822f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 823f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 824f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: 825f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value; 826f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 827f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: Section = getSection(symb); 828f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 829f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 830f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 831f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 832f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = Section ? Section->sh_addr : UnknownAddressOrSize; 833f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 834f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 835f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 836f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_NOTYPE: 837f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value + 838f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky (Section ? Section->sh_offset : 0); 839f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 840f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 841f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 842f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 843f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 844f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 845f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 846f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 847f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 848f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSymbolAddress(DataRefImpl Symb, 849f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Result) const { 850f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 851f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 852f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section; 853f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 854f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: 855f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 856f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 857f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 858f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: 859f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value; 860f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 861f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: Section = getSection(symb); 862f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 863f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 864f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 865f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 866f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = Section ? Section->sh_addr : UnknownAddressOrSize; 867f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 868f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 869f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 870f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_NOTYPE: 871f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_value + (Section ? Section->sh_addr : 0); 872f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 873f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 874f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 875f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 876f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 877f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 878f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 879f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 880f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 881f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSymbolSize(DataRefImpl Symb, 882f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Result) const { 883f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 884f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 885f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_size == 0) 886f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = UnknownAddressOrSize; 887f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = symb->st_size; 888f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 889f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 890f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 891f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 892f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 893f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSymbolNMTypeChar(DataRefImpl Symb, 894f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky char &Result) const { 895f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 896f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 897f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *Section = getSection(symb); 898f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 899f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky char ret = '?'; 900f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 901f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Section) { 902f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Section->sh_type) { 903f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_PROGBITS: 904f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_DYNAMIC: 905f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Section->sh_flags) { 906f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_EXECINSTR): 907f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 't'; break; 908f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_WRITE): 909f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'd'; break; 910f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHF_ALLOC: 911f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_MERGE): 912f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case (ELF::SHF_ALLOC | ELF::SHF_MERGE | ELF::SHF_STRINGS): 913f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'r'; break; 914f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 915f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 916f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_NOBITS: ret = 'b'; 917f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 918f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 919f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 920f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (getSymbolTableIndex(symb)) { 921f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_UNDEF: 922f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ret == '?') 923f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'U'; 924f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 925f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_ABS: ret = 'a'; break; 926f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHN_COMMON: ret = 'c'; break; 927f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 928f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 929f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getBinding()) { 930f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STB_GLOBAL: ret = ::toupper(ret); break; 931f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STB_WEAK: 932f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (getSymbolTableIndex(symb) == ELF::SHN_UNDEF) 933f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'w'; 934f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 935f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->getType() == ELF::STT_OBJECT) 936f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'V'; 937f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 938f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret = 'W'; 939f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 940f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 941f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ret == '?' && symb->getType() == ELF::STT_SECTION) { 942f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef name; 943f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (error_code ec = getSymbolName(Symb, name)) 944f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ec; 945f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = StringSwitch<char>(name) 946f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .StartsWith(".debug", 'N') 947f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .StartsWith(".note", 'n') 948f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky .Default('?'); 949f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 950f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 951f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 952f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = ret; 953f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 954f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 955f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 956f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 957f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 958f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSymbolType(DataRefImpl Symb, 959f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolRef::Type &Result) const { 960f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 961f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 962f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 963f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (symb->getType()) { 9642c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_NOTYPE: 9652c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result = SymbolRef::ST_Unknown; 9662c67727046234ad9702ab5acb72700b5ac99a676David Meyer break; 967f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_SECTION: 968f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Debug; 969f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 970f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FILE: 971f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_File; 972f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 973f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_FUNC: 974f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Function; 975f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 976f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::STT_OBJECT: 9772c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_COMMON: 9782c67727046234ad9702ab5acb72700b5ac99a676David Meyer case ELF::STT_TLS: 979f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Data; 980f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 981f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 982f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef::ST_Other; 983f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 984f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 985f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 986f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 987f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 988f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 989f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 990c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer ::getSymbolFlags(DataRefImpl Symb, 991c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer uint32_t &Result) const { 992f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 993f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 994f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 995c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result = SymbolRef::SF_None; 996f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 997c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getBinding() != ELF::STB_LOCAL) 998c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Global; 999f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1000c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getBinding() == ELF::STB_WEAK) 1001c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Weak; 1002c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer 1003c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->st_shndx == ELF::SHN_ABS) 1004c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_Absolute; 1005c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer 1006c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer if (symb->getType() == ELF::STT_FILE || 1007c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer symb->getType() == ELF::STT_SECTION) 1008c46255a32ec92c427e621b6d7eabd887962ce4a4David Meyer Result |= SymbolRef::SF_FormatSpecific; 1009f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 10102c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (getSymbolTableIndex(symb) == ELF::SHN_UNDEF) 10112c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_Undefined; 10122c67727046234ad9702ab5acb72700b5ac99a676David Meyer 10132c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (symb->getType() == ELF::STT_COMMON || 10142c67727046234ad9702ab5acb72700b5ac99a676David Meyer getSymbolTableIndex(symb) == ELF::SHN_COMMON) 10152c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_Common; 10162c67727046234ad9702ab5acb72700b5ac99a676David Meyer 10172c67727046234ad9702ab5acb72700b5ac99a676David Meyer if (symb->getType() == ELF::STT_TLS) 10182c67727046234ad9702ab5acb72700b5ac99a676David Meyer Result |= SymbolRef::SF_ThreadLocal; 10192c67727046234ad9702ab5acb72700b5ac99a676David Meyer 1020f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1021f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1022f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1023f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1024f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1025f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSymbolSection(DataRefImpl Symb, 1026f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky section_iterator &Res) const { 1027f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky validateSymbol(Symb); 1028f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getSymbol(Symb); 1029f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(symb); 1030f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!sec) 1031f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Res = end_sections(); 1032f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else { 1033f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl Sec; 1034f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Sec.p = reinterpret_cast<intptr_t>(sec); 1035f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Res = section_iterator(SectionRef(Sec, this)); 1036f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1037f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1038f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1039f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1040f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1041f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1042f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSectionNext(DataRefImpl Sec, SectionRef &Result) const { 1043f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint8_t *sec = reinterpret_cast<const uint8_t *>(Sec.p); 1044f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky sec += Header->e_shentsize; 1045f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Sec.p = reinterpret_cast<intptr_t>(sec); 1046f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SectionRef(Sec, this); 1047f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1048f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1049f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1050f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1051f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1052f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSectionName(DataRefImpl Sec, 1053f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef &Result) const { 1054f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1055f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = StringRef(getString(dot_shstrtab_sec, sec->sh_name)); 1056f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1057f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1058f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1059f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1060f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1061f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSectionAddress(DataRefImpl Sec, 1062f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Result) const { 1063f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1064f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_addr; 1065f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1066f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1067f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1068f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1069f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1070f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSectionSize(DataRefImpl Sec, 1071f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Result) const { 1072f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1073f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_size; 1074f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1075f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1076f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1077f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1078f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1079f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSectionContents(DataRefImpl Sec, 1080f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef &Result) const { 1081f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1082f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const char *start = (const char*)base() + sec->sh_offset; 1083f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = StringRef(start, sec->sh_size); 1084f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1085f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1086f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1087f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1088f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 10899dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta ::getSectionContents(const Elf_Shdr *Sec, 10909dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Result) const { 10919dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta const char *start = (const char*)base() + Sec->sh_offset; 10929dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta Result = StringRef(start, Sec->sh_size); 10939dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return object_error::success; 10949dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 10959dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 10969dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasguptatemplate<support::endianness target_endianness, bool is64Bits> 10979dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasguptaerror_code ELFObjectFile<target_endianness, is64Bits> 1098f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSectionAlignment(DataRefImpl Sec, 1099f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Result) const { 1100f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1101f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = sec->sh_addralign; 1102f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1103f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1104f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1105f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1106f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1107f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::isSectionText(DataRefImpl Sec, 1108f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool &Result) const { 1109f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1110f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & ELF::SHF_EXECINSTR) 1111f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = true; 1112f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1113f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1114f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1115f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1116f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1117f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1118f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1119f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::isSectionData(DataRefImpl Sec, 1120f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool &Result) const { 1121f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1122f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & (ELF::SHF_ALLOC | ELF::SHF_WRITE) 1123f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && sec->sh_type == ELF::SHT_PROGBITS) 1124f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = true; 1125f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1126f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1127f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1128f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1129f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1130f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1131f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1132f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::isSectionBSS(DataRefImpl Sec, 1133f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool &Result) const { 1134f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1135f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_flags & (ELF::SHF_ALLOC | ELF::SHF_WRITE) 1136f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky && sec->sh_type == ELF::SHT_NOBITS) 1137c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1138c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1139c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1140c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1141c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1142c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1143c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurdtemplate<support::endianness target_endianness, bool is64Bits> 1144c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurderror_code ELFObjectFile<target_endianness, is64Bits> 1145c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd ::isSectionRequiredForExecution(DataRefImpl Sec, 1146c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd bool &Result) const { 1147c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1148c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd if (sec->sh_flags & ELF::SHF_ALLOC) 1149c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1150c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1151c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1152c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1153c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1154c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1155c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurdtemplate<support::endianness target_endianness, bool is64Bits> 1156c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurderror_code ELFObjectFile<target_endianness, is64Bits> 1157c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd ::isSectionVirtual(DataRefImpl Sec, 1158c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd bool &Result) const { 1159c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1160c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd if (sec->sh_type == ELF::SHT_NOBITS) 1161c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = true; 1162c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd else 1163c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd Result = false; 1164c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd return object_error::success; 1165c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd} 1166c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd 1167c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurdtemplate<support::endianness target_endianness, bool is64Bits> 1168c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurderror_code ELFObjectFile<target_endianness, is64Bits>::isSectionZeroInit(DataRefImpl Sec, 1169c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd bool &Result) const { 1170c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1171c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd // For ELF, all zero-init sections are virtual (that is, they occupy no space 1172c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd // in the object image) and vice versa. 1173c68dda815e64fb2fb463318d1eaa304e22199d50Preston Gurd if (sec->sh_flags & ELF::SHT_NOBITS) 1174f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = true; 1175f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 1176f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1177f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1178f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1179f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1180f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1181f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1182f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::sectionContainsSymbol(DataRefImpl Sec, 1183f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl Symb, 1184f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky bool &Result) const { 1185f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Unimplemented. 1186f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = false; 1187f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1188f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1189f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1190f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1191f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyrelocation_iterator ELFObjectFile<target_endianness, is64Bits> 1192f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSectionRelBegin(DataRefImpl Sec) const { 1193f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl RelData; 1194f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1195f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::const_iterator ittr = SectionRelocMap.find(sec); 1196f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec != 0 && ittr != SectionRelocMap.end()) { 1197f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.a = getSection(ittr->second[0])->sh_info; 1198f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.b = ittr->second[0]; 1199f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.c = 0; 1200f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1201f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return relocation_iterator(RelocationRef(RelData, this)); 1202f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1203f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1204f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1205f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyrelocation_iterator ELFObjectFile<target_endianness, is64Bits> 1206f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getSectionRelEnd(DataRefImpl Sec) const { 1207f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl RelData; 1208f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p); 1209f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::const_iterator ittr = SectionRelocMap.find(sec); 1210f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec != 0 && ittr != SectionRelocMap.end()) { 1211f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Get the index of the last relocation section for this section. 1212f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::size_t relocsecindex = ittr->second[ittr->second.size() - 1]; 1213f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *relocsec = getSection(relocsecindex); 1214f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.a = relocsec->sh_info; 1215f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.b = relocsecindex; 1216f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelData.w.c = relocsec->sh_size / relocsec->sh_entsize; 1217f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1218f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return relocation_iterator(RelocationRef(RelData, this)); 1219f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1220f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1221f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky// Relocations 1222f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1223f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1224f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getRelocationNext(DataRefImpl Rel, 1225f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky RelocationRef &Result) const { 1226f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++Rel.w.c; 1227f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *relocsec = getSection(Rel.w.b); 1228f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Rel.w.c >= (relocsec->sh_size / relocsec->sh_entsize)) { 1229f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // We have reached the end of the relocations for this section. See if there 1230f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // is another relocation section. 1231f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::mapped_type relocseclist = 1232f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionRelocMap.lookup(getSection(Rel.w.a)); 1233f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1234f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Do a binary search for the current reloc section index (which must be 1235f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // present). Then get the next one. 1236f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky typename RelocMap_t::mapped_type::const_iterator loc = 1237f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::lower_bound(relocseclist.begin(), relocseclist.end(), Rel.w.b); 1238f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++loc; 1239f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1240f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // If there is no next one, don't do anything. The ++Rel.w.c above sets Rel 1241f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // to the end iterator. 1242f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (loc != relocseclist.end()) { 1243f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Rel.w.b = *loc; 1244f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Rel.w.a = 0; 1245f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1246f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1247f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = RelocationRef(Rel, this); 1248f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1249f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1250f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1251f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1252f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1253f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getRelocationSymbol(DataRefImpl Rel, 1254f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolRef &Result) const { 1255f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint32_t symbolIdx; 1256f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1257f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1258f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1259f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1260f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1261f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky symbolIdx = getRel(Rel)->getSymbol(); 1262f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1263f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1264f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1265f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky symbolIdx = getRela(Rel)->getSymbol(); 1266f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1267f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1268f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1269f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 1270f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky IndexMap_t::const_iterator it = SymbolTableSectionsIndexMap.find(sec->sh_link); 1271f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (it == SymbolTableSectionsIndexMap.end()) 1272f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Relocation symbol table not found!"); 1273f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = symbolIdx; 1274f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = it->second; 1275f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = SymbolRef(SymbolData, this); 1276f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1277f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1278f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1279f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1280f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1281f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getRelocationAddress(DataRefImpl Rel, 1282f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Result) const { 1283f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t offset; 1284f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1285f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1286f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1287f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1288f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1289f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRel(Rel)->r_offset; 1290f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1291f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1292f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1293f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRela(Rel)->r_offset; 1294f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1295f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1296f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1297f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1298f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = offset; 1299f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1300f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1301f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1302f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1303f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1304f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getRelocationOffset(DataRefImpl Rel, 1305f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Result) const { 1306f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t offset; 1307f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1308f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1309f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1310f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1311f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1312f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRel(Rel)->r_offset; 1313f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1314f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1315f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1316f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky offset = getRela(Rel)->r_offset; 1317f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1318f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1319f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1320f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1321f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = offset - sec->sh_addr; 1322f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1323f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1324f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1325f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1326f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1327f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getRelocationType(DataRefImpl Rel, 1328f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint64_t &Result) const { 1329f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1330f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1331f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1332f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1333f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1334f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getRel(Rel)->getType(); 1335f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1336f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1337f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1338f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getRela(Rel)->getType(); 1339f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1340f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1341f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1342f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1343f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1344f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1345f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#define LLVM_ELF_SWITCH_RELOC_TYPE_NAME(enum) \ 1346f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::enum: res = #enum; break; 1347f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1348f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1349f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1350f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getRelocationTypeName(DataRefImpl Rel, 1351f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SmallVectorImpl<char> &Result) const { 1352f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1353f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint8_t type; 1354f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef res; 1355f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1356f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1357f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::parse_failed; 1358f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1359f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky type = getRel(Rel)->getType(); 1360f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1361f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1362f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1363f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky type = getRela(Rel)->getType(); 1364f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1365f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1366f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1367f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Header->e_machine) { 1368f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 1369f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (type) { 1370f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_NONE); 1371f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_64); 1372f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC32); 1373f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOT32); 1374f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PLT32); 1375f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_COPY); 1376f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GLOB_DAT); 1377f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_JUMP_SLOT); 1378f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_RELATIVE); 1379f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPCREL); 1380f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_32); 1381f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_32S); 1382f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_16); 1383f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC16); 1384f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_8); 1385f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC8); 1386f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPMOD64); 1387f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPOFF64); 1388f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TPOFF64); 1389f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSGD); 1390f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSLD); 1391f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_DTPOFF32); 1392f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTTPOFF); 1393f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TPOFF32); 1394f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_PC64); 1395f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTOFF64); 1396f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPC32); 1397f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_SIZE32); 1398f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_SIZE64); 1399f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_GOTPC32_TLSDESC); 1400f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSDESC_CALL); 1401f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_X86_64_TLSDESC); 1402f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1403f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 1404f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1405f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1406f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 1407f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (type) { 1408f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_NONE); 1409f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_32); 1410f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC32); 1411f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOT32); 1412f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PLT32); 1413f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_COPY); 1414f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GLOB_DAT); 1415f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_JUMP_SLOT); 1416f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_RELATIVE); 1417f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOTOFF); 1418f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_GOTPC); 1419f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_32PLT); 1420f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_TPOFF); 1421f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_IE); 1422f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GOTIE); 1423f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LE); 1424f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD); 1425f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM); 1426f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_16); 1427f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC16); 1428f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_8); 1429f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_PC8); 1430f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_32); 1431f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_PUSH); 1432f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_CALL); 1433f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GD_POP); 1434f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_32); 1435f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_PUSH); 1436f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_CALL); 1437f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDM_POP); 1438f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LDO_32); 1439f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_IE_32); 1440f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_LE_32); 1441f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DTPMOD32); 1442f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DTPOFF32); 1443f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_TPOFF32); 1444f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_GOTDESC); 1445f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DESC_CALL); 1446f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_TLS_DESC); 1447f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_386_IRELATIVE); 1448f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1449f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 1450f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1451f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 14524b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien case ELF::EM_ARM: 14534b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien switch (type) { 14544b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_NONE); 14554b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PC24); 14564b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS32); 14574b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_REL32); 14584b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G0); 14594b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS16); 14604b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS12); 14614b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_ABS5); 14624b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS8); 14634b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_SBREL32); 14644b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_CALL); 14654b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_PC8); 14664b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BREL_ADJ); 14674b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DESC); 14684b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_SWI8); 14694b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_XPC25); 14704b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_XPC22); 14714b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DTPMOD32); 14724b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DTPOFF32); 14734b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_TPOFF32); 14744b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_COPY); 14754b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GLOB_DAT); 14764b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_JUMP_SLOT); 14774b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_RELATIVE); 14784b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTOFF32); 14794b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BASE_PREL); 14804b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_BREL); 14814b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PLT32); 14824b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_CALL); 14834b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_JUMP24); 14844b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP24); 14854b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BASE_ABS); 14864b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_7_0); 14874b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_15_8); 14884b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_23_15); 14894b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SBREL_11_0_NC); 14904b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SBREL_19_12_NC); 14914b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SBREL_27_20_CK); 14924b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TARGET1); 14934b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_SBREL31); 14944b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_V4BX); 14954b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TARGET2); 14964b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PREL31); 14974b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_ABS_NC); 14984b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_ABS); 14994b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_PREL_NC); 15004b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_PREL); 15014b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_ABS_NC); 15024b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_ABS); 15034b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_PREL_NC); 15044b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_PREL); 15054b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP19); 15064b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP6); 15074b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_ALU_PREL_11_0); 15084b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_PC12); 15094b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS32_NOI); 15104b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_REL32_NOI); 15114b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G0_NC); 15124b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G0); 15134b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G1_NC); 15144b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G1); 15154b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G2); 15164b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G1); 15174b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G2); 15184b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G0); 15194b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G1); 15204b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G2); 15214b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G0); 15224b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G1); 15234b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G2); 15244b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G0_NC); 15254b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G0); 15264b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G1_NC); 15274b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G1); 15284b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G2); 15294b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G0); 15304b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G1); 15314b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G2); 15324b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G0); 15334b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G1); 15344b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G2); 15354b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G0); 15364b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G1); 15374b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G2); 15384b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_BREL_NC); 15394b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_BREL); 15404b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_BREL); 15414b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_BREL_NC); 15424b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_BREL); 15434b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_BREL); 15444b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_GOTDESC); 15454b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_CALL); 15464b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DESCSEQ); 15474b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_CALL); 15484b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PLT32_ABS); 15494b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_ABS); 15504b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_PREL); 15514b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_BREL12); 15524b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTOFF12); 15534b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTRELAX); 15544b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GNU_VTENTRY); 15554b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GNU_VTINHERIT); 15564b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP11); 15574b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP8); 15584b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_GD32); 15594b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDM32); 15604b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDO32); 15614b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_IE32); 15624b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LE32); 15634b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDO12); 15644b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LE12); 15654b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_IE12GP); 15664b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_0); 15674b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_1); 15684b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_2); 15694b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_3); 15704b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_4); 15714b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_5); 15724b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_6); 15734b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_7); 15744b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_8); 15754b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_9); 15764b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_10); 15774b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_11); 15784b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_12); 15794b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_13); 15804b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_14); 15814b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_15); 15824b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ME_TOO); 15834b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_DESCSEQ16); 15844b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_DESCSEQ32); 15854b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien default: 15864b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien res = "Unknown"; 15874b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien } 15884b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien break; 158950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 159050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow switch (type) { 159150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_NONE); 159250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B22_PCREL); 159350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B15_PCREL); 159450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B7_PCREL); 159550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_LO16); 159650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_HI16); 159750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32); 159850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_16); 159950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_8); 160050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_0); 160150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_1); 160250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_2); 160350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_3); 160450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_HL16); 160550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B13_PCREL); 160650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B9_PCREL); 160750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B32_PCREL_X); 160850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32_6_X); 160950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B22_PCREL_X); 161050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B15_PCREL_X); 161150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B13_PCREL_X); 161250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B9_PCREL_X); 161350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B7_PCREL_X); 161450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_16_X); 161550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_12_X); 161650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_11_X); 161750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_10_X); 161850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_9_X); 161950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_8_X); 162050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_7_X); 162150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_6_X); 162250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32_PCREL); 162350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_COPY); 162450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GLOB_DAT); 162550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_JMP_SLOT); 162650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_RELATIVE); 162750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_PLT_B22_PCREL); 162850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_LO16); 162950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_HI16); 163050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_32); 163150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_LO16); 163250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_HI16); 163350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_32); 163450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_16); 163550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPMOD_32); 163650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_LO16); 163750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_HI16); 163850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_32); 163950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_16); 164050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_PLT_B22_PCREL); 164150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_LO16); 164250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_HI16); 164350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_32); 164450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_16); 164550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_LO16); 164650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_HI16); 164750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_32); 164850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_LO16); 164950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_HI16); 165050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_32); 165150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_16); 165250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_LO16); 165350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_HI16); 165450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_32); 165550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_16); 165650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_6_PCREL_X); 165750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_32_6_X); 165850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_16_X); 165950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_11_X); 166050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_32_6_X); 166150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_16_X); 166250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_11_X); 166350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_32_6_X); 166450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_16_X); 166550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_11_X); 166650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_32_6_X); 166750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_16_X); 166850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_11_X); 166950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_32_6_X); 167050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_16_X); 167150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_32_6_X); 167250b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_16_X); 167350b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_11_X); 167450b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_32_6_X); 167550b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_16_X); 167650b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_11_X); 167750b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow default: 167850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow res = "Unknown"; 167950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow } 168050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow break; 1681f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1682f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 1683f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1684f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result.append(res.begin(), res.end()); 1685f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1686f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1687f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1688f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#undef LLVM_ELF_SWITCH_RELOC_TYPE_NAME 1689f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1690f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1691f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1692f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getRelocationAdditionalInfo(DataRefImpl Rel, 1693f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky int64_t &Result) const { 1694f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1695f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1696f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default : 1697f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section type in Rel!"); 1698f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_REL : { 1699f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = 0; 1700f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1701f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1702f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::SHT_RELA : { 1703f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getRela(Rel)->r_addend; 1704f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1705f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1706f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1707f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1708f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1709f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1710f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 1711f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getRelocationValueString(DataRefImpl Rel, 1712f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SmallVectorImpl<char> &Result) const { 1713f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Rel.w.b); 1714f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint8_t type; 1715f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef res; 1716f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky int64_t addend = 0; 1717f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint16_t symbol_index = 0; 1718f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (sec->sh_type) { 1719033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky default: 1720f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::parse_failed; 1721033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::SHT_REL: { 1722f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky type = getRel(Rel)->getType(); 1723f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky symbol_index = getRel(Rel)->getSymbol(); 1724f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // TODO: Read implicit addend from section data. 1725f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1726f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1727033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::SHT_RELA: { 1728f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky type = getRela(Rel)->getType(); 1729f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky symbol_index = getRela(Rel)->getSymbol(); 1730f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky addend = getRela(Rel)->r_addend; 1731f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1732f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1733f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1734f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Sym *symb = getEntry<Elf_Sym>(sec->sh_link, symbol_index); 1735f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef symname; 1736dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (error_code ec = getSymbolName(getSection(sec->sh_link), symb, symname)) 1737f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return ec; 1738f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (Header->e_machine) { 1739f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 1740f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch (type) { 1741033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_PC8: 1742033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_PC16: 1743f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::R_X86_64_PC32: { 1744f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::string fmtbuf; 1745f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky raw_string_ostream fmt(fmtbuf); 1746f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky fmt << symname << (addend < 0 ? "" : "+") << addend << "-P"; 1747f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky fmt.flush(); 1748f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result.append(fmtbuf.begin(), fmtbuf.end()); 1749f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1750f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1751033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_8: 1752033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_16: 1753033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_32: 1754033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_32S: 1755033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky case ELF::R_X86_64_64: { 1756033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky std::string fmtbuf; 1757033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky raw_string_ostream fmt(fmtbuf); 1758033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky fmt << symname << (addend < 0 ? "" : "+") << addend; 1759033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky fmt.flush(); 1760033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky Result.append(fmtbuf.begin(), fmtbuf.end()); 1761033d182589aa46719a47f38fc7021e41aa5b6d43Nick Lewycky } 1762f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 1763f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1764f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 1765f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1766f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky break; 17674b6fbf25600a94dc41ba96b174045e50b85862cfLogan Chien case ELF::EM_ARM: 176850b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 176950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow res = symname; 177050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow break; 1771f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 1772f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky res = "Unknown"; 1773f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1774f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Result.empty()) 1775f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result.append(res.begin(), res.end()); 1776f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 1777f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1778f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1779dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer// Verify that the last byte in the string table in a null. 1780dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencertemplate<support::endianness target_endianness, bool is64Bits> 1781dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencervoid ELFObjectFile<target_endianness, is64Bits> 1782dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer ::VerifyStrTab(const Elf_Shdr *sh) const { 1783dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer const char *strtab = (const char*)base() + sh->sh_offset; 1784dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (strtab[sh->sh_size - 1] != 0) 1785dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 1786dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("String table must end with a null terminator!"); 1787dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 1788dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 1789f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1790f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELFObjectFile<target_endianness, is64Bits>::ELFObjectFile(MemoryBuffer *Object 1791f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , error_code &ec) 17926f9489a86f33624f9ff5388411d12359ce9cef20David Meyer : ObjectFile(getELFType(target_endianness == support::little, is64Bits), 17936f9489a86f33624f9ff5388411d12359ce9cef20David Meyer Object, ec) 1794f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , isDyldELFObject(false) 1795f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , SectionHeaderTable(0) 1796f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky , dot_shstrtab_sec(0) 1797dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer , dot_strtab_sec(0) 17985c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer , dot_dynstr_sec(0) 179997f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer , dot_dynamic_sec(0) 18002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_sec(0) 18012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_r_sec(0) 18022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dot_gnu_version_d_sec(0) 18032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer , dt_soname(0) 18042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer { 1805f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1806f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t FileSize = Data->getBufferSize(); 1807f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1808f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sizeof(Elf_Ehdr) > FileSize) 1809f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 1810f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("File too short!"); 1811f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1812f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Header = reinterpret_cast<const Elf_Ehdr *>(base()); 1813f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1814f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shoff == 0) 1815f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return; 1816f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1817f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t SectionTableOffset = Header->e_shoff; 1818f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1819f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionTableOffset + sizeof(Elf_Shdr) > FileSize) 1820f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 1821f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Section header table goes past end of file!"); 1822f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1823f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // The getNumSections() call below depends on SectionHeaderTable being set. 1824f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionHeaderTable = 1825f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky reinterpret_cast<const Elf_Shdr *>(base() + SectionTableOffset); 1826f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const uint64_t SectionTableSize = getNumSections() * Header->e_shentsize; 1827f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1828f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionTableOffset + SectionTableSize > FileSize) 1829f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 1830f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Section table goes past end of file!"); 1831f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1832f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // To find the symbol tables we walk the section table to find SHT_SYMTAB. 1833f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr* SymbolTableSectionHeaderIndex = 0; 1834f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr* sh = SectionHeaderTable; 1835dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 1836dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Reserve SymbolTableSections[0] for .dynsym 1837dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSections.push_back(NULL); 1838dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 1839f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (uint64_t i = 0, e = getNumSections(); i != e; ++i) { 18402d70e263c2b508bf4641273dd89a23149f6f6164David Meyer switch (sh->sh_type) { 18412d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_SYMTAB_SHNDX: { 1842f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SymbolTableSectionHeaderIndex) 1843f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 1844f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("More than one .symtab_shndx!"); 1845f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionHeaderIndex = sh; 18462d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 1847f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 18482d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_SYMTAB: { 1849f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionsIndexMap[i] = SymbolTableSections.size(); 1850f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSections.push_back(sh); 18512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 1852f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 18532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_DYNSYM: { 1854dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections[0] != NULL) 1855dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 1856dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("More than one .dynsym!"); 1857dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSectionsIndexMap[i] = 0; 1858dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolTableSections[0] = sh; 18592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 1860dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 18612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_REL: 18622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_RELA: { 1863f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SectionRelocMap[getSection(sh->sh_info)].push_back(i); 18642d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 1865f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 18662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_DYNAMIC: { 18675c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (dot_dynamic_sec != NULL) 18685c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // FIXME: Proper error handling. 18695c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("More than one .dynamic!"); 18705c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer dot_dynamic_sec = sh; 18712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 18722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 18732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_versym: { 18742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_sec != NULL) 18752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 18762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version section!"); 18772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_sec = sh; 18782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 18792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 18802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_verdef: { 18812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_d_sec != NULL) 18822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 18832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version_d section!"); 18842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_d_sec = sh; 18852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 18862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 18872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer case ELF::SHT_GNU_verneed: { 18882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_r_sec != NULL) 18892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // FIXME: Proper error handling. 18902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("More than one .gnu.version_r section!"); 18912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dot_gnu_version_r_sec = sh; 18922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer break; 18932d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 18945c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } 1895f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++sh; 1896f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1897f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1898f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Sort section relocation lists by index. 1899f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (typename RelocMap_t::iterator i = SectionRelocMap.begin(), 1900f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky e = SectionRelocMap.end(); i != e; ++i) { 1901f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky std::sort(i->second.begin(), i->second.end()); 1902f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1903f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1904f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Get string table sections. 1905f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky dot_shstrtab_sec = getSection(getStringTableIndex()); 1906f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (dot_shstrtab_sec) { 1907f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Verify that the last byte in the string table in a null. 1908dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_shstrtab_sec); 1909f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1910f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1911f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Merge this into the above loop. 1912f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (const char *i = reinterpret_cast<const char *>(SectionHeaderTable), 1913f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky *e = i + getNumSections() * Header->e_shentsize; 1914f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky i != e; i += Header->e_shentsize) { 1915f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sh = reinterpret_cast<const Elf_Shdr*>(i); 1916f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sh->sh_type == ELF::SHT_STRTAB) { 1917f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef SectionName(getString(dot_shstrtab_sec, sh->sh_name)); 1918f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SectionName == ".strtab") { 1919f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (dot_strtab_sec != 0) 1920f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 1921f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Already found section named .strtab!"); 1922f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky dot_strtab_sec = sh; 1923dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_strtab_sec); 1924dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else if (SectionName == ".dynstr") { 1925dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (dot_dynstr_sec != 0) 1926dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // FIXME: Proper error handling. 1927dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer report_fatal_error("Already found section named .dynstr!"); 1928dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer dot_dynstr_sec = sh; 1929dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer VerifyStrTab(dot_dynstr_sec); 1930f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1931f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1932f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1933f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1934f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // Build symbol name side-mapping if there is one. 1935f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (SymbolTableSectionHeaderIndex) { 1936f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Word *ShndxTable = reinterpret_cast<const Elf_Word*>(base() + 1937f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolTableSectionHeaderIndex->sh_offset); 1938f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky error_code ec; 1939f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky for (symbol_iterator si = begin_symbols(), 1940f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky se = end_symbols(); si != se; si.increment(ec)) { 1941f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (ec) 1942f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Fewer extended symbol table entries than symbols!"); 1943f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (*ShndxTable != ELF::SHN_UNDEF) 1944f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ExtendedSymbolTable[getSymbol(si->getRawDataRefImpl())] = *ShndxTable; 1945f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ++ShndxTable; 1946f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1947f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1948f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1949f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1950f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1951f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskysymbol_iterator ELFObjectFile<target_endianness, is64Bits> 1952f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::begin_symbols() const { 1953f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 1954dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections.size() <= 1) { 1955f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 1956f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 1957f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } else { 1958f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = 1; // The 0th symbol in ELF is fake. 1959dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = 1; // The 0th table is .dynsym 1960f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 1961f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symbol_iterator(SymbolRef(SymbolData, this)); 1962f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1963f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1964f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1965f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskysymbol_iterator ELFObjectFile<target_endianness, is64Bits> 1966f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::end_symbols() const { 1967f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl SymbolData; 1968f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 1969f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 1970f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return symbol_iterator(SymbolRef(SymbolData, this)); 1971f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 1972f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 1973f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 1974dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencersymbol_iterator ELFObjectFile<target_endianness, is64Bits> 1975dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer ::begin_dynamic_symbols() const { 1976dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer DataRefImpl SymbolData; 1977dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (SymbolTableSections[0] == NULL) { 1978dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 1979dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 1980dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else { 1981dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = 1; // The 0th symbol in ELF is fake. 1982dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = 0; // The 0th table is .dynsym 1983dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 1984dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return symbol_iterator(SymbolRef(SymbolData, this)); 1985dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 1986dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 1987dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencertemplate<support::endianness target_endianness, bool is64Bits> 1988dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencersymbol_iterator ELFObjectFile<target_endianness, is64Bits> 1989dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer ::end_dynamic_symbols() const { 1990dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer DataRefImpl SymbolData; 1991dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.a = std::numeric_limits<uint32_t>::max(); 1992dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer SymbolData.d.b = std::numeric_limits<uint32_t>::max(); 1993dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer return symbol_iterator(SymbolRef(SymbolData, this)); 1994dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer} 1995dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer 1996dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencertemplate<support::endianness target_endianness, bool is64Bits> 1997f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskysection_iterator ELFObjectFile<target_endianness, is64Bits> 1998f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::begin_sections() const { 1999f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl ret; 2000f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret.p = reinterpret_cast<intptr_t>(base() + Header->e_shoff); 2001f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return section_iterator(SectionRef(ret, this)); 2002f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2003f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2004f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2005f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskysection_iterator ELFObjectFile<target_endianness, is64Bits> 2006f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::end_sections() const { 2007f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky DataRefImpl ret; 2008f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ret.p = reinterpret_cast<intptr_t>(base() 2009f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + Header->e_shoff 2010f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (Header->e_shentsize*getNumSections())); 2011f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return section_iterator(SectionRef(ret, this)); 2012f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2013f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2014f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 20155c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertypename ELFObjectFile<target_endianness, is64Bits>::dyn_iterator 20165c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid MeyerELFObjectFile<target_endianness, is64Bits>::begin_dynamic_table() const { 20175c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer DataRefImpl DynData; 20185c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (dot_dynamic_sec == NULL || dot_dynamic_sec->sh_size == 0) { 20195c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer DynData.d.a = std::numeric_limits<uint32_t>::max(); 20205c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } else { 20215c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer DynData.d.a = 0; 20225c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } 20235c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return dyn_iterator(DynRef(DynData, this)); 20245c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 20255c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 20265c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 20275c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertypename ELFObjectFile<target_endianness, is64Bits>::dyn_iterator 20285c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid MeyerELFObjectFile<target_endianness, is64Bits> 20295c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::end_dynamic_table() const { 20305c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer DataRefImpl DynData; 20315c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer DynData.d.a = std::numeric_limits<uint32_t>::max(); 20325c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return dyn_iterator(DynRef(DynData, this)); 20335c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 20345c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 20355c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 20365c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyererror_code ELFObjectFile<target_endianness, is64Bits> 20375c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::getDynNext(DataRefImpl DynData, 20385c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer DynRef &Result) const { 20395c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ++DynData.d.a; 20405c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 20415c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Check to see if we are at the end of .dynamic 20425c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (DynData.d.a >= dot_dynamic_sec->getEntityCount()) { 20435c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // We are at the end. Return the terminator. 20445c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer DynData.d.a = std::numeric_limits<uint32_t>::max(); 20455c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } 20465c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 20475c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Result = DynRef(DynData, this); 20485c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return object_error::success; 20495c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 20505c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 20515c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 205297f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid MeyerStringRef 205397f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid MeyerELFObjectFile<target_endianness, is64Bits>::getLoadName() const { 205497f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (!dt_soname) { 205597f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer // Find the DT_SONAME entry 205697f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer dyn_iterator it = begin_dynamic_table(); 205797f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer dyn_iterator ie = end_dynamic_table(); 205897f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer error_code ec; 205997f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer while (it != ie) { 206097f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (it->getTag() == ELF::DT_SONAME) 206197f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer break; 206297f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer it.increment(ec); 206397f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (ec) 206497f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer report_fatal_error("dynamic table iteration failed"); 206597f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } 206697f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (it != ie) { 206797f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer if (dot_dynstr_sec == NULL) 206897f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer report_fatal_error("Dynamic string table is missing"); 206997f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer dt_soname = getString(dot_dynstr_sec, it->getVal()); 207097f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } else { 207197f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer dt_soname = ""; 207297f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } 207397f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer } 207497f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer return dt_soname; 207597f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer} 207697f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyer 207797f7787bfb56ad31fe20ec0bb9c3c9f3253d14fbDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 20785c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerlibrary_iterator ELFObjectFile<target_endianness, is64Bits> 20795c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::begin_libraries_needed() const { 20805c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Find the first DT_NEEDED entry 20815c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer dyn_iterator i = begin_dynamic_table(); 20825c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer dyn_iterator e = end_dynamic_table(); 20835c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer error_code ec; 20845c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer while (i != e) { 20855c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i->getTag() == ELF::DT_NEEDED) 20865c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer break; 20875c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer i.increment(ec); 20885c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (ec) 20895c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("dynamic table iteration failed"); 20905c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } 20915c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Use the same DataRefImpl format as DynRef. 20925c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return library_iterator(LibraryRef(i->getRawDataRefImpl(), this)); 20935c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 20945c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 20955c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 20965c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyererror_code ELFObjectFile<target_endianness, is64Bits> 20975c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::getLibraryNext(DataRefImpl Data, 20985c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer LibraryRef &Result) const { 20995c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Use the same DataRefImpl format as DynRef. 21005c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer dyn_iterator i = dyn_iterator(DynRef(Data, this)); 21015c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer dyn_iterator e = end_dynamic_table(); 21025c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 21035c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Skip the current dynamic table entry. 21045c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer error_code ec; 21055c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i != e) { 21065c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer i.increment(ec); 21075c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // TODO: proper error handling 21085c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (ec) 21095c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("dynamic table iteration failed"); 21105c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } 21115c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 21125c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Find the next DT_NEEDED entry. 21135c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer while (i != e) { 21145c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i->getTag() == ELF::DT_NEEDED) 21155c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer break; 21165c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer i.increment(ec); 21175c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (ec) 21185c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("dynamic table iteration failed"); 21195c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer } 21205c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Result = LibraryRef(i->getRawDataRefImpl(), this); 21215c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return object_error::success; 21225c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 21235c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 21245c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 21255c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyererror_code ELFObjectFile<target_endianness, is64Bits> 21265c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::getLibraryPath(DataRefImpl Data, StringRef &Res) const { 21275c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer dyn_iterator i = dyn_iterator(DynRef(Data, this)); 21285c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i == end_dynamic_table()) 21295c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("getLibraryPath() called on iterator end"); 21305c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 21315c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (i->getTag() != ELF::DT_NEEDED) 21325c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("Invalid library_iterator"); 21335c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 21345c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // This uses .dynstr to lookup the name of the DT_NEEDED entry. 21355c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // THis works as long as DT_STRTAB == .dynstr. This is true most of 21365c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // the time, but the specification allows exceptions. 21375c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // TODO: This should really use DT_STRTAB instead. Doing this requires 21385c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // reading the program headers. 21395c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer if (dot_dynstr_sec == NULL) 21405c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer report_fatal_error("Dynamic string table is missing"); 21415c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer Res = getString(dot_dynstr_sec, i->getVal()); 21425c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return object_error::success; 21435c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 21445c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 21455c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 21465c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerlibrary_iterator ELFObjectFile<target_endianness, is64Bits> 21475c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::end_libraries_needed() const { 21485c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer dyn_iterator e = end_dynamic_table(); 21495c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer // Use the same DataRefImpl format as DynRef. 21505c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return library_iterator(LibraryRef(e->getRawDataRefImpl(), this)); 21515c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 21525c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 21535c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 2154f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyuint8_t ELFObjectFile<target_endianness, is64Bits>::getBytesInAddress() const { 2155f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return is64Bits ? 8 : 4; 2156f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2157f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2158f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2159f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyStringRef ELFObjectFile<target_endianness, is64Bits> 2160f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getFileFormatName() const { 2161f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_ident[ELF::EI_CLASS]) { 2162f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::ELFCLASS32: 2163f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2164f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2165f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-i386"; 2166f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2167f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-x86-64"; 2168f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_ARM: 2169f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-arm"; 217050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 217150b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow return "ELF32-hexagon"; 2172f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2173f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF32-unknown"; 2174f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2175f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::ELFCLASS64: 2176f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2177f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2178f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-i386"; 2179f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2180f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-x86-64"; 2181f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2182f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return "ELF64-unknown"; 2183f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2184f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2185f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2186f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid ELFCLASS!"); 2187f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2188f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2189f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2190f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2191f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyunsigned ELFObjectFile<target_endianness, is64Bits>::getArch() const { 2192f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky switch(Header->e_machine) { 2193f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_386: 2194f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::x86; 2195f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_X86_64: 2196f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::x86_64; 2197f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky case ELF::EM_ARM: 2198f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::arm; 219950b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow case ELF::EM_HEXAGON: 220050b4c52633b0c933aabcd0741d1dae751ba339ddMarshall Clow return Triple::hexagon; 2201b889e0cd2fea4afee623d5be603b912b955a2ecaAkira Hatanaka case ELF::EM_MIPS: 2202b889e0cd2fea4afee623d5be603b912b955a2ecaAkira Hatanaka return (target_endianness == support::little) ? 2203b889e0cd2fea4afee623d5be603b912b955a2ecaAkira Hatanaka Triple::mipsel : Triple::mips; 2204f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky default: 2205f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Triple::UnknownArch; 2206f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2207f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2208f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2209f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2210f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyuint64_t ELFObjectFile<target_endianness, is64Bits>::getNumSections() const { 2211f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(Header && "Header not initialized!"); 2212f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shnum == ELF::SHN_UNDEF) { 2213f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(SectionHeaderTable && "SectionHeaderTable not initialized!"); 2214f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return SectionHeaderTable->sh_size; 2215f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2216f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Header->e_shnum; 2217f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2218f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2219f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2220f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyuint64_t 2221f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELFObjectFile<target_endianness, is64Bits>::getStringTableIndex() const { 2222f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shnum == ELF::SHN_UNDEF) { 2223f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shstrndx == ELF::SHN_HIRESERVE) 2224f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return SectionHeaderTable->sh_link; 2225f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (Header->e_shstrndx >= getNumSections()) 2226f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 2227f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2228f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return Header->e_shstrndx; 2229f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2230f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2231f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2232f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2233f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<typename T> 2234f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyinline const T * 2235f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELFObjectFile<target_endianness, is64Bits>::getEntry(uint16_t Section, 2236f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint32_t Entry) const { 2237f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<T>(getSection(Section), Entry); 2238f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2239f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2240f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2241f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<typename T> 2242f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyinline const T * 2243f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELFObjectFile<target_endianness, is64Bits>::getEntry(const Elf_Shdr * Section, 2244f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky uint32_t Entry) const { 2245f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return reinterpret_cast<const T *>( 2246f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky base() 2247f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + Section->sh_offset 2248f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (Entry * Section->sh_entsize)); 2249f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2250f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2251f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2252f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyconst typename ELFObjectFile<target_endianness, is64Bits>::Elf_Sym * 2253f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELFObjectFile<target_endianness, is64Bits>::getSymbol(DataRefImpl Symb) const { 2254f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Sym>(SymbolTableSections[Symb.d.b], Symb.d.a); 2255f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2256f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2257f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 22585c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerconst typename ELFObjectFile<target_endianness, is64Bits>::Elf_Dyn * 22595c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid MeyerELFObjectFile<target_endianness, is64Bits>::getDyn(DataRefImpl DynData) const { 22605c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return getEntry<Elf_Dyn>(dot_dynamic_sec, DynData.d.a); 22615c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 22625c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 22635c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 2264f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyconst typename ELFObjectFile<target_endianness, is64Bits>::Elf_Rel * 2265f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELFObjectFile<target_endianness, is64Bits>::getRel(DataRefImpl Rel) const { 2266f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Rel>(Rel.w.b, Rel.w.c); 2267f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2268f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2269f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2270f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyconst typename ELFObjectFile<target_endianness, is64Bits>::Elf_Rela * 2271f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELFObjectFile<target_endianness, is64Bits>::getRela(DataRefImpl Rela) const { 2272f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getEntry<Elf_Rela>(Rela.w.b, Rela.w.c); 2273f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2274f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2275f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2276f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyconst typename ELFObjectFile<target_endianness, is64Bits>::Elf_Shdr * 2277f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELFObjectFile<target_endianness, is64Bits>::getSection(DataRefImpl Symb) const { 2278f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *sec = getSection(Symb.d.b); 2279f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (sec->sh_type != ELF::SHT_SYMTAB || sec->sh_type != ELF::SHT_DYNSYM) 2280f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2281f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid symbol table section!"); 2282f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return sec; 2283f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2284f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2285f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2286f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyconst typename ELFObjectFile<target_endianness, is64Bits>::Elf_Shdr * 2287f4eff4baeb44f9dee988e9293d029dcaa359420dEli BenderskyELFObjectFile<target_endianness, is64Bits>::getSection(uint32_t index) const { 2288f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (index == 0) 2289f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return 0; 2290f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!SectionHeaderTable || index >= getNumSections()) 2291f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2292f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Invalid section index!"); 2293f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2294f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return reinterpret_cast<const Elf_Shdr *>( 2295f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky reinterpret_cast<const char *>(SectionHeaderTable) 2296f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky + (index * Header->e_shentsize)); 2297f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2298f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2299f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2300f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyconst char *ELFObjectFile<target_endianness, is64Bits> 2301f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getString(uint32_t section, 2302f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELF::Elf32_Word offset) const { 2303f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return getString(getSection(section), offset); 2304f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2305f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2306f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2307f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyconst char *ELFObjectFile<target_endianness, is64Bits> 2308f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ::getString(const Elf_Shdr *section, 2309f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky ELF::Elf32_Word offset) const { 2310f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky assert(section && section->sh_type == ELF::SHT_STRTAB && "Invalid section!"); 2311f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (offset >= section->sh_size) 2312f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky // FIXME: Proper error handling. 2313f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky report_fatal_error("Symbol name offset outside of string table!"); 2314f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return (const char *)base() + section->sh_offset + offset; 2315f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2316f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2317f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskytemplate<support::endianness target_endianness, bool is64Bits> 2318f4eff4baeb44f9dee988e9293d029dcaa359420dEli Benderskyerror_code ELFObjectFile<target_endianness, is64Bits> 2319dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer ::getSymbolName(const Elf_Shdr *section, 2320dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer const Elf_Sym *symb, 2321f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky StringRef &Result) const { 2322f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (symb->st_name == 0) { 2323f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky const Elf_Shdr *section = getSection(symb); 2324f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky if (!section) 2325f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = ""; 2326f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky else 2327f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky Result = getString(dot_shstrtab_sec, section->sh_name); 2328f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2329f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky } 2330f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2331dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer if (section == SymbolTableSections[0]) { 2332dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Symbol is in .dynsym, use .dynstr string table 2333dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Result = getString(dot_dynstr_sec, symb->st_name); 2334dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } else { 2335dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer // Use the default symbol table name section. 2336dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer Result = getString(dot_strtab_sec, symb->st_name); 2337dfa1896b6b61e708f002b814794890ff308172eeMichael J. Spencer } 2338f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky return object_error::success; 2339f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2340f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 23415c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 23422d70e263c2b508bf4641273dd89a23149f6f6164David Meyererror_code ELFObjectFile<target_endianness, is64Bits> 23439dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta ::getSectionName(const Elf_Shdr *section, 23449dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta StringRef &Result) const { 23459dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta Result = StringRef(getString(dot_shstrtab_sec, section->sh_name)); 23469dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta return object_error::success; 23479dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta} 23489dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasgupta 23499dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasguptatemplate<support::endianness target_endianness, bool is64Bits> 23509dc5b3e6c423733d5d7d553521b48ea30518f37cAnshuman Dasguptaerror_code ELFObjectFile<target_endianness, is64Bits> 23512d70e263c2b508bf4641273dd89a23149f6f6164David Meyer ::getSymbolVersion(const Elf_Shdr *section, 23522d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Sym *symb, 23532d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef &Version, 23542d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) const { 23552d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Handle non-dynamic symbols. 23562d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (section != SymbolTableSections[0]) { 23572d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Non-dynamic symbols can have versions in their names 23582d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // A name of the form 'foo@V1' indicates version 'V1', non-default. 23592d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // A name of the form 'foo@@V2' indicates version 'V2', default version. 23602d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef Name; 23612d70e263c2b508bf4641273dd89a23149f6f6164David Meyer error_code ec = getSymbolName(section, symb, Name); 23622d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (ec != object_error::success) 23632d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ec; 23642d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t atpos = Name.find('@'); 23652d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (atpos == StringRef::npos) { 23662d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 23672d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 23682d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 23692d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 23702d70e263c2b508bf4641273dd89a23149f6f6164David Meyer ++atpos; 23712d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (atpos < Name.size() && Name[atpos] == '@') { 23722d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = true; 23732d70e263c2b508bf4641273dd89a23149f6f6164David Meyer ++atpos; 23742d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 23752d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 23762d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 23772d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = Name.substr(atpos); 23782d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 23792d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 23802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 23812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // This is a dynamic symbol. Look in the GNU symbol version table. 23822d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (dot_gnu_version_sec == NULL) { 23832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // No version table. 23842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 23852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 23862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 23872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 23882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 23892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Determine the position in the symbol table of this entry. 23902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const char *sec_start = (const char*)base() + section->sh_offset; 23912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t entry_index = ((const char*)symb - sec_start)/section->sh_entsize; 23922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 23932d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Get the corresponding version index entry 23942d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const Elf_Versym *vs = getEntry<Elf_Versym>(dot_gnu_version_sec, entry_index); 23952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t version_index = vs->vs_index & ELF::VERSYM_VERSION; 23962d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 23972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Special markers for unversioned symbols. 23982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (version_index == ELF::VER_NDX_LOCAL || 23992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer version_index == ELF::VER_NDX_GLOBAL) { 24002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = ""; 24012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 24022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 24032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 24042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 24052d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Lookup this symbol in the version table 24062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer LoadVersionMap(); 24072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (version_index >= VersionMap.size() || VersionMap[version_index].isNull()) 24082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer report_fatal_error("Symbol has version index without corresponding " 24092d70e263c2b508bf4641273dd89a23149f6f6164David Meyer "define or reference entry"); 24102d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const VersionMapEntry &entry = VersionMap[version_index]; 24112d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 24122d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Get the version name string 24132d70e263c2b508bf4641273dd89a23149f6f6164David Meyer size_t name_offset; 24142d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (entry.isVerdef()) { 24152d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // The first Verdaux entry holds the name. 24162d70e263c2b508bf4641273dd89a23149f6f6164David Meyer name_offset = entry.getVerdef()->getAux()->vda_name; 24172d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 24182d70e263c2b508bf4641273dd89a23149f6f6164David Meyer name_offset = entry.getVernaux()->vna_name; 24192d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 24202d70e263c2b508bf4641273dd89a23149f6f6164David Meyer Version = getString(dot_dynstr_sec, name_offset); 24212d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 24222d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Set IsDefault 24232d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (entry.isVerdef()) { 24242d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = !(vs->vs_index & ELF::VERSYM_HIDDEN); 24252d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } else { 24262d70e263c2b508bf4641273dd89a23149f6f6164David Meyer IsDefault = false; 24272d70e263c2b508bf4641273dd89a23149f6f6164David Meyer } 24282d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 24292d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return object_error::success; 24302d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 24312d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 24322d70e263c2b508bf4641273dd89a23149f6f6164David Meyertemplate<support::endianness target_endianness, bool is64Bits> 24335c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerinline DynRefImpl<target_endianness, is64Bits> 24345c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::DynRefImpl(DataRefImpl DynP, const OwningType *Owner) 24355c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer : DynPimpl(DynP) 24365c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer , OwningObject(Owner) {} 24375c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 24385c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 24395c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerinline bool DynRefImpl<target_endianness, is64Bits> 24405c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::operator==(const DynRefImpl &Other) const { 24415c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return DynPimpl == Other.DynPimpl; 24425c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24435c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 24445c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 24455c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerinline bool DynRefImpl<target_endianness, is64Bits> 24465c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::operator <(const DynRefImpl &Other) const { 24475c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return DynPimpl < Other.DynPimpl; 24485c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24495c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 24505c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 24515c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerinline error_code DynRefImpl<target_endianness, is64Bits> 24525c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::getNext(DynRefImpl &Result) const { 24535c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return OwningObject->getDynNext(DynPimpl, Result); 24545c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24555c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 24565c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 24575c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerinline int64_t DynRefImpl<target_endianness, is64Bits> 24585c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::getTag() const { 24595c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return OwningObject->getDyn(DynPimpl)->d_tag; 24605c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24615c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 24625c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 24635c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerinline uint64_t DynRefImpl<target_endianness, is64Bits> 24645c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::getVal() const { 24655c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return OwningObject->getDyn(DynPimpl)->d_un.d_val; 24665c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24675c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 24685c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 24695c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerinline uint64_t DynRefImpl<target_endianness, is64Bits> 24705c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::getPtr() const { 24715c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return OwningObject->getDyn(DynPimpl)->d_un.d_ptr; 24725c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24735c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 24745c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyertemplate<support::endianness target_endianness, bool is64Bits> 24755c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyerinline DataRefImpl DynRefImpl<target_endianness, is64Bits> 24765c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer ::getRawDataRefImpl() const { 24775c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer return DynPimpl; 24785c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer} 24795c2b4ea73c8f48bb5f96c86fe437385b8fb3dcdaDavid Meyer 24802d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// This is a generic interface for retrieving GNU symbol version 24812d70e263c2b508bf4641273dd89a23149f6f6164David Meyer/// information from an ELFObjectFile. 24822d70e263c2b508bf4641273dd89a23149f6f6164David Meyerstatic inline error_code GetELFSymbolVersion(const ObjectFile *Obj, 24832d70e263c2b508bf4641273dd89a23149f6f6164David Meyer const SymbolRef &Sym, 24842d70e263c2b508bf4641273dd89a23149f6f6164David Meyer StringRef &Version, 24852d70e263c2b508bf4641273dd89a23149f6f6164David Meyer bool &IsDefault) { 24862d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Little-endian 32-bit 24872d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (const ELFObjectFile<support::little, false> *ELFObj = 24882d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dyn_cast<ELFObjectFile<support::little, false> >(Obj)) 24892d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 24902d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 24912d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Big-endian 32-bit 24922d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (const ELFObjectFile<support::big, false> *ELFObj = 24932d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dyn_cast<ELFObjectFile<support::big, false> >(Obj)) 24942d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 24952d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 24962d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Little-endian 64-bit 24972d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (const ELFObjectFile<support::little, true> *ELFObj = 24982d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dyn_cast<ELFObjectFile<support::little, true> >(Obj)) 24992d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 25002d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 25012d70e263c2b508bf4641273dd89a23149f6f6164David Meyer // Big-endian 64-bit 25022d70e263c2b508bf4641273dd89a23149f6f6164David Meyer if (const ELFObjectFile<support::big, true> *ELFObj = 25032d70e263c2b508bf4641273dd89a23149f6f6164David Meyer dyn_cast<ELFObjectFile<support::big, true> >(Obj)) 25042d70e263c2b508bf4641273dd89a23149f6f6164David Meyer return ELFObj->getSymbolVersion(Sym, Version, IsDefault); 25052d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 25062d70e263c2b508bf4641273dd89a23149f6f6164David Meyer llvm_unreachable("Object passed to GetELFSymbolVersion() is not ELF"); 25072d70e263c2b508bf4641273dd89a23149f6f6164David Meyer} 25082d70e263c2b508bf4641273dd89a23149f6f6164David Meyer 2509f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2510f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky} 2511f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky 2512f4eff4baeb44f9dee988e9293d029dcaa359420dEli Bendersky#endif 2513