| File: | tools/llvm-readobj/ELFDumper.cpp |
| Warning: | line 3180, column 25 Called C++ object pointer is null |
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| 1 | //===- ELFDumper.cpp - ELF-specific dumper --------------------------------===// | |||
| 2 | // | |||
| 3 | // The LLVM Compiler Infrastructure | |||
| 4 | // | |||
| 5 | // This file is distributed under the University of Illinois Open Source | |||
| 6 | // License. See LICENSE.TXT for details. | |||
| 7 | // | |||
| 8 | //===----------------------------------------------------------------------===// | |||
| 9 | /// | |||
| 10 | /// \file | |||
| 11 | /// This file implements the ELF-specific dumper for llvm-readobj. | |||
| 12 | /// | |||
| 13 | //===----------------------------------------------------------------------===// | |||
| 14 | ||||
| 15 | #include "ARMEHABIPrinter.h" | |||
| 16 | #include "DwarfCFIEHPrinter.h" | |||
| 17 | #include "Error.h" | |||
| 18 | #include "ObjDumper.h" | |||
| 19 | #include "StackMapPrinter.h" | |||
| 20 | #include "llvm-readobj.h" | |||
| 21 | #include "llvm/ADT/ArrayRef.h" | |||
| 22 | #include "llvm/ADT/DenseMap.h" | |||
| 23 | #include "llvm/ADT/Optional.h" | |||
| 24 | #include "llvm/ADT/PointerIntPair.h" | |||
| 25 | #include "llvm/ADT/SmallString.h" | |||
| 26 | #include "llvm/ADT/SmallVector.h" | |||
| 27 | #include "llvm/ADT/STLExtras.h" | |||
| 28 | #include "llvm/ADT/StringExtras.h" | |||
| 29 | #include "llvm/ADT/StringRef.h" | |||
| 30 | #include "llvm/ADT/Twine.h" | |||
| 31 | #include "llvm/BinaryFormat/ELF.h" | |||
| 32 | #include "llvm/Object/ELF.h" | |||
| 33 | #include "llvm/Object/ELFObjectFile.h" | |||
| 34 | #include "llvm/Object/ELFTypes.h" | |||
| 35 | #include "llvm/Object/Error.h" | |||
| 36 | #include "llvm/Object/ObjectFile.h" | |||
| 37 | #include "llvm/Object/StackMapParser.h" | |||
| 38 | #include "llvm/Support/AMDGPUMetadata.h" | |||
| 39 | #include "llvm/Support/ARMAttributeParser.h" | |||
| 40 | #include "llvm/Support/ARMBuildAttributes.h" | |||
| 41 | #include "llvm/Support/Casting.h" | |||
| 42 | #include "llvm/Support/Compiler.h" | |||
| 43 | #include "llvm/Support/Endian.h" | |||
| 44 | #include "llvm/Support/ErrorHandling.h" | |||
| 45 | #include "llvm/Support/Format.h" | |||
| 46 | #include "llvm/Support/FormattedStream.h" | |||
| 47 | #include "llvm/Support/LEB128.h" | |||
| 48 | #include "llvm/Support/MathExtras.h" | |||
| 49 | #include "llvm/Support/MipsABIFlags.h" | |||
| 50 | #include "llvm/Support/ScopedPrinter.h" | |||
| 51 | #include "llvm/Support/raw_ostream.h" | |||
| 52 | #include <algorithm> | |||
| 53 | #include <cinttypes> | |||
| 54 | #include <cstddef> | |||
| 55 | #include <cstdint> | |||
| 56 | #include <cstdlib> | |||
| 57 | #include <iterator> | |||
| 58 | #include <memory> | |||
| 59 | #include <string> | |||
| 60 | #include <system_error> | |||
| 61 | #include <vector> | |||
| 62 | ||||
| 63 | using namespace llvm; | |||
| 64 | using namespace llvm::object; | |||
| 65 | using namespace ELF; | |||
| 66 | ||||
| 67 | #define LLVM_READOBJ_ENUM_CASE(ns, enum)case ns::enum: return "enum"; \ | |||
| 68 | case ns::enum: return #enum; | |||
| 69 | ||||
| 70 | #define ENUM_ENT(enum, altName){ "enum", altName, ELF::enum } \ | |||
| 71 | { #enum, altName, ELF::enum } | |||
| 72 | ||||
| 73 | #define ENUM_ENT_1(enum){ "enum", "enum", ELF::enum } \ | |||
| 74 | { #enum, #enum, ELF::enum } | |||
| 75 | ||||
| 76 | #define LLVM_READOBJ_PHDR_ENUM(ns, enum)case ns::enum: return std::string("enum").substr(3); \ | |||
| 77 | case ns::enum: \ | |||
| 78 | return std::string(#enum).substr(3); | |||
| 79 | ||||
| 80 | #define TYPEDEF_ELF_TYPES(ELFT)using ELFO = ELFFile<ELFT>; using Elf_Addr = typename ELFT ::Addr; using Elf_Shdr = typename ELFT::Shdr; using Elf_Sym = typename ELFT::Sym; using Elf_Dyn = typename ELFT::Dyn; using Elf_Dyn_Range = typename ELFT::DynRange; using Elf_Rel = typename ELFT::Rel; using Elf_Rela = typename ELFT::Rela; using Elf_Relr = typename ELFT::Relr; using Elf_Rel_Range = typename ELFT:: RelRange; using Elf_Rela_Range = typename ELFT::RelaRange; using Elf_Relr_Range = typename ELFT::RelrRange; using Elf_Phdr = typename ELFT::Phdr; using Elf_Half = typename ELFT::Half; using Elf_Ehdr = typename ELFT::Ehdr; using Elf_Word = typename ELFT::Word; using Elf_Hash = typename ELFT::Hash; using Elf_GnuHash = typename ELFT::GnuHash; using Elf_Note = typename ELFT::Note; using Elf_Sym_Range = typename ELFT::SymRange; using Elf_Versym = typename ELFT:: Versym; using Elf_Verneed = typename ELFT::Verneed; using Elf_Vernaux = typename ELFT::Vernaux; using Elf_Verdef = typename ELFT:: Verdef; using Elf_Verdaux = typename ELFT::Verdaux; using Elf_CGProfile = typename ELFT::CGProfile; using uintX_t = typename ELFT::uint ; \ | |||
| 81 | using ELFO = ELFFile<ELFT>; \ | |||
| 82 | using Elf_Addr = typename ELFT::Addr; \ | |||
| 83 | using Elf_Shdr = typename ELFT::Shdr; \ | |||
| 84 | using Elf_Sym = typename ELFT::Sym; \ | |||
| 85 | using Elf_Dyn = typename ELFT::Dyn; \ | |||
| 86 | using Elf_Dyn_Range = typename ELFT::DynRange; \ | |||
| 87 | using Elf_Rel = typename ELFT::Rel; \ | |||
| 88 | using Elf_Rela = typename ELFT::Rela; \ | |||
| 89 | using Elf_Relr = typename ELFT::Relr; \ | |||
| 90 | using Elf_Rel_Range = typename ELFT::RelRange; \ | |||
| 91 | using Elf_Rela_Range = typename ELFT::RelaRange; \ | |||
| 92 | using Elf_Relr_Range = typename ELFT::RelrRange; \ | |||
| 93 | using Elf_Phdr = typename ELFT::Phdr; \ | |||
| 94 | using Elf_Half = typename ELFT::Half; \ | |||
| 95 | using Elf_Ehdr = typename ELFT::Ehdr; \ | |||
| 96 | using Elf_Word = typename ELFT::Word; \ | |||
| 97 | using Elf_Hash = typename ELFT::Hash; \ | |||
| 98 | using Elf_GnuHash = typename ELFT::GnuHash; \ | |||
| 99 | using Elf_Note = typename ELFT::Note; \ | |||
| 100 | using Elf_Sym_Range = typename ELFT::SymRange; \ | |||
| 101 | using Elf_Versym = typename ELFT::Versym; \ | |||
| 102 | using Elf_Verneed = typename ELFT::Verneed; \ | |||
| 103 | using Elf_Vernaux = typename ELFT::Vernaux; \ | |||
| 104 | using Elf_Verdef = typename ELFT::Verdef; \ | |||
| 105 | using Elf_Verdaux = typename ELFT::Verdaux; \ | |||
| 106 | using Elf_CGProfile = typename ELFT::CGProfile; \ | |||
| 107 | using uintX_t = typename ELFT::uint; | |||
| 108 | ||||
| 109 | namespace { | |||
| 110 | ||||
| 111 | template <class ELFT> class DumpStyle; | |||
| 112 | ||||
| 113 | /// Represents a contiguous uniform range in the file. We cannot just create a | |||
| 114 | /// range directly because when creating one of these from the .dynamic table | |||
| 115 | /// the size, entity size and virtual address are different entries in arbitrary | |||
| 116 | /// order (DT_REL, DT_RELSZ, DT_RELENT for example). | |||
| 117 | struct DynRegionInfo { | |||
| 118 | DynRegionInfo() = default; | |||
| 119 | DynRegionInfo(const void *A, uint64_t S, uint64_t ES) | |||
| 120 | : Addr(A), Size(S), EntSize(ES) {} | |||
| 121 | ||||
| 122 | /// Address in current address space. | |||
| 123 | const void *Addr = nullptr; | |||
| 124 | /// Size in bytes of the region. | |||
| 125 | uint64_t Size = 0; | |||
| 126 | /// Size of each entity in the region. | |||
| 127 | uint64_t EntSize = 0; | |||
| 128 | ||||
| 129 | template <typename Type> ArrayRef<Type> getAsArrayRef() const { | |||
| 130 | const Type *Start = reinterpret_cast<const Type *>(Addr); | |||
| 131 | if (!Start) | |||
| 132 | return {Start, Start}; | |||
| 133 | if (EntSize != sizeof(Type) || Size % EntSize) | |||
| 134 | reportError("Invalid entity size"); | |||
| 135 | return {Start, Start + (Size / EntSize)}; | |||
| 136 | } | |||
| 137 | }; | |||
| 138 | ||||
| 139 | template<typename ELFT> | |||
| 140 | class ELFDumper : public ObjDumper { | |||
| 141 | public: | |||
| 142 | ELFDumper(const ELFFile<ELFT> *Obj, ScopedPrinter &Writer); | |||
| 143 | ||||
| 144 | void printFileHeaders() override; | |||
| 145 | void printSections() override; | |||
| 146 | void printRelocations() override; | |||
| 147 | void printDynamicRelocations() override; | |||
| 148 | void printSymbols() override; | |||
| 149 | void printDynamicSymbols() override; | |||
| 150 | void printUnwindInfo() override; | |||
| 151 | ||||
| 152 | void printDynamicTable() override; | |||
| 153 | void printNeededLibraries() override; | |||
| 154 | void printProgramHeaders() override; | |||
| 155 | void printHashTable() override; | |||
| 156 | void printGnuHashTable() override; | |||
| 157 | void printLoadName() override; | |||
| 158 | void printVersionInfo() override; | |||
| 159 | void printGroupSections() override; | |||
| 160 | ||||
| 161 | void printAttributes() override; | |||
| 162 | void printMipsPLTGOT() override; | |||
| 163 | void printMipsABIFlags() override; | |||
| 164 | void printMipsReginfo() override; | |||
| 165 | void printMipsOptions() override; | |||
| 166 | ||||
| 167 | void printStackMap() const override; | |||
| 168 | ||||
| 169 | void printHashHistogram() override; | |||
| 170 | ||||
| 171 | void printCGProfile() override; | |||
| 172 | void printAddrsig() override; | |||
| 173 | ||||
| 174 | void printNotes() override; | |||
| 175 | ||||
| 176 | void printELFLinkerOptions() override; | |||
| 177 | ||||
| 178 | private: | |||
| 179 | std::unique_ptr<DumpStyle<ELFT>> ELFDumperStyle; | |||
| 180 | ||||
| 181 | TYPEDEF_ELF_TYPES(ELFT)using ELFO = ELFFile<ELFT>; using Elf_Addr = typename ELFT ::Addr; using Elf_Shdr = typename ELFT::Shdr; using Elf_Sym = typename ELFT::Sym; using Elf_Dyn = typename ELFT::Dyn; using Elf_Dyn_Range = typename ELFT::DynRange; using Elf_Rel = typename ELFT::Rel; using Elf_Rela = typename ELFT::Rela; using Elf_Relr = typename ELFT::Relr; using Elf_Rel_Range = typename ELFT:: RelRange; using Elf_Rela_Range = typename ELFT::RelaRange; using Elf_Relr_Range = typename ELFT::RelrRange; using Elf_Phdr = typename ELFT::Phdr; using Elf_Half = typename ELFT::Half; using Elf_Ehdr = typename ELFT::Ehdr; using Elf_Word = typename ELFT::Word; using Elf_Hash = typename ELFT::Hash; using Elf_GnuHash = typename ELFT::GnuHash; using Elf_Note = typename ELFT::Note; using Elf_Sym_Range = typename ELFT::SymRange; using Elf_Versym = typename ELFT:: Versym; using Elf_Verneed = typename ELFT::Verneed; using Elf_Vernaux = typename ELFT::Vernaux; using Elf_Verdef = typename ELFT:: Verdef; using Elf_Verdaux = typename ELFT::Verdaux; using Elf_CGProfile = typename ELFT::CGProfile; using uintX_t = typename ELFT::uint ; | |||
| 182 | ||||
| 183 | DynRegionInfo checkDRI(DynRegionInfo DRI) { | |||
| 184 | if (DRI.Addr < Obj->base() || | |||
| 185 | (const uint8_t *)DRI.Addr + DRI.Size > Obj->base() + Obj->getBufSize()) | |||
| 186 | error(llvm::object::object_error::parse_failed); | |||
| 187 | return DRI; | |||
| 188 | } | |||
| 189 | ||||
| 190 | DynRegionInfo createDRIFrom(const Elf_Phdr *P, uintX_t EntSize) { | |||
| 191 | return checkDRI({Obj->base() + P->p_offset, P->p_filesz, EntSize}); | |||
| 192 | } | |||
| 193 | ||||
| 194 | DynRegionInfo createDRIFrom(const Elf_Shdr *S) { | |||
| 195 | return checkDRI({Obj->base() + S->sh_offset, S->sh_size, S->sh_entsize}); | |||
| 196 | } | |||
| 197 | ||||
| 198 | void parseDynamicTable(ArrayRef<const Elf_Phdr *> LoadSegments); | |||
| 199 | ||||
| 200 | void printValue(uint64_t Type, uint64_t Value); | |||
| 201 | ||||
| 202 | StringRef getDynamicString(uint64_t Offset) const; | |||
| 203 | StringRef getSymbolVersion(StringRef StrTab, const Elf_Sym *symb, | |||
| 204 | bool &IsDefault) const; | |||
| 205 | void LoadVersionMap() const; | |||
| 206 | void LoadVersionNeeds(const Elf_Shdr *ec) const; | |||
| 207 | void LoadVersionDefs(const Elf_Shdr *sec) const; | |||
| 208 | ||||
| 209 | const ELFO *Obj; | |||
| 210 | DynRegionInfo DynRelRegion; | |||
| 211 | DynRegionInfo DynRelaRegion; | |||
| 212 | DynRegionInfo DynRelrRegion; | |||
| 213 | DynRegionInfo DynPLTRelRegion; | |||
| 214 | DynRegionInfo DynSymRegion; | |||
| 215 | DynRegionInfo DynamicTable; | |||
| 216 | StringRef DynamicStringTable; | |||
| 217 | StringRef SOName; | |||
| 218 | const Elf_Hash *HashTable = nullptr; | |||
| 219 | const Elf_GnuHash *GnuHashTable = nullptr; | |||
| 220 | const Elf_Shdr *DotSymtabSec = nullptr; | |||
| 221 | const Elf_Shdr *DotCGProfileSec = nullptr; | |||
| 222 | const Elf_Shdr *DotAddrsigSec = nullptr; | |||
| 223 | StringRef DynSymtabName; | |||
| 224 | ArrayRef<Elf_Word> ShndxTable; | |||
| 225 | ||||
| 226 | const Elf_Shdr *dot_gnu_version_sec = nullptr; // .gnu.version | |||
| 227 | const Elf_Shdr *dot_gnu_version_r_sec = nullptr; // .gnu.version_r | |||
| 228 | const Elf_Shdr *dot_gnu_version_d_sec = nullptr; // .gnu.version_d | |||
| 229 | ||||
| 230 | // Records for each version index the corresponding Verdef or Vernaux entry. | |||
| 231 | // This is filled the first time LoadVersionMap() is called. | |||
| 232 | class VersionMapEntry : public PointerIntPair<const void *, 1> { | |||
| 233 | public: | |||
| 234 | // If the integer is 0, this is an Elf_Verdef*. | |||
| 235 | // If the integer is 1, this is an Elf_Vernaux*. | |||
| 236 | VersionMapEntry() : PointerIntPair<const void *, 1>(nullptr, 0) {} | |||
| 237 | VersionMapEntry(const Elf_Verdef *verdef) | |||
| 238 | : PointerIntPair<const void *, 1>(verdef, 0) {} | |||
| 239 | VersionMapEntry(const Elf_Vernaux *vernaux) | |||
| 240 | : PointerIntPair<const void *, 1>(vernaux, 1) {} | |||
| 241 | ||||
| 242 | bool isNull() const { return getPointer() == nullptr; } | |||
| 243 | bool isVerdef() const { return !isNull() && getInt() == 0; } | |||
| 244 | bool isVernaux() const { return !isNull() && getInt() == 1; } | |||
| 245 | const Elf_Verdef *getVerdef() const { | |||
| 246 | return isVerdef() ? (const Elf_Verdef *)getPointer() : nullptr; | |||
| 247 | } | |||
| 248 | const Elf_Vernaux *getVernaux() const { | |||
| 249 | return isVernaux() ? (const Elf_Vernaux *)getPointer() : nullptr; | |||
| 250 | } | |||
| 251 | }; | |||
| 252 | mutable SmallVector<VersionMapEntry, 16> VersionMap; | |||
| 253 | ||||
| 254 | public: | |||
| 255 | Elf_Dyn_Range dynamic_table() const { | |||
| 256 | return DynamicTable.getAsArrayRef<Elf_Dyn>(); | |||
| 257 | } | |||
| 258 | ||||
| 259 | Elf_Sym_Range dynamic_symbols() const { | |||
| 260 | return DynSymRegion.getAsArrayRef<Elf_Sym>(); | |||
| 261 | } | |||
| 262 | ||||
| 263 | Elf_Rel_Range dyn_rels() const; | |||
| 264 | Elf_Rela_Range dyn_relas() const; | |||
| 265 | Elf_Relr_Range dyn_relrs() const; | |||
| 266 | std::string getFullSymbolName(const Elf_Sym *Symbol, StringRef StrTable, | |||
| 267 | bool IsDynamic) const; | |||
| 268 | void getSectionNameIndex(const Elf_Sym *Symbol, const Elf_Sym *FirstSym, | |||
| 269 | StringRef &SectionName, | |||
| 270 | unsigned &SectionIndex) const; | |||
| 271 | StringRef getStaticSymbolName(uint32_t Index) const; | |||
| 272 | ||||
| 273 | void printSymbolsHelper(bool IsDynamic) const; | |||
| 274 | const Elf_Shdr *getDotSymtabSec() const { return DotSymtabSec; } | |||
| 275 | const Elf_Shdr *getDotCGProfileSec() const { return DotCGProfileSec; } | |||
| 276 | const Elf_Shdr *getDotAddrsigSec() const { return DotAddrsigSec; } | |||
| 277 | ArrayRef<Elf_Word> getShndxTable() const { return ShndxTable; } | |||
| 278 | StringRef getDynamicStringTable() const { return DynamicStringTable; } | |||
| 279 | const DynRegionInfo &getDynRelRegion() const { return DynRelRegion; } | |||
| 280 | const DynRegionInfo &getDynRelaRegion() const { return DynRelaRegion; } | |||
| 281 | const DynRegionInfo &getDynRelrRegion() const { return DynRelrRegion; } | |||
| 282 | const DynRegionInfo &getDynPLTRelRegion() const { return DynPLTRelRegion; } | |||
| 283 | const Elf_Hash *getHashTable() const { return HashTable; } | |||
| 284 | const Elf_GnuHash *getGnuHashTable() const { return GnuHashTable; } | |||
| 285 | }; | |||
| 286 | ||||
| 287 | template <class ELFT> | |||
| 288 | void ELFDumper<ELFT>::printSymbolsHelper(bool IsDynamic) const { | |||
| 289 | StringRef StrTable, SymtabName; | |||
| 290 | size_t Entries = 0; | |||
| 291 | Elf_Sym_Range Syms(nullptr, nullptr); | |||
| 292 | if (IsDynamic) { | |||
| 293 | StrTable = DynamicStringTable; | |||
| 294 | Syms = dynamic_symbols(); | |||
| 295 | SymtabName = DynSymtabName; | |||
| 296 | if (DynSymRegion.Addr) | |||
| 297 | Entries = DynSymRegion.Size / DynSymRegion.EntSize; | |||
| 298 | } else { | |||
| 299 | if (!DotSymtabSec) | |||
| 300 | return; | |||
| 301 | StrTable = unwrapOrError(Obj->getStringTableForSymtab(*DotSymtabSec)); | |||
| 302 | Syms = unwrapOrError(Obj->symbols(DotSymtabSec)); | |||
| 303 | SymtabName = unwrapOrError(Obj->getSectionName(DotSymtabSec)); | |||
| 304 | Entries = DotSymtabSec->getEntityCount(); | |||
| 305 | } | |||
| 306 | if (Syms.begin() == Syms.end()) | |||
| 307 | return; | |||
| 308 | ELFDumperStyle->printSymtabMessage(Obj, SymtabName, Entries); | |||
| 309 | for (const auto &Sym : Syms) | |||
| 310 | ELFDumperStyle->printSymbol(Obj, &Sym, Syms.begin(), StrTable, IsDynamic); | |||
| 311 | } | |||
| 312 | ||||
| 313 | template <class ELFT> class MipsGOTParser; | |||
| 314 | ||||
| 315 | template <typename ELFT> class DumpStyle { | |||
| 316 | public: | |||
| 317 | using Elf_Shdr = typename ELFT::Shdr; | |||
| 318 | using Elf_Sym = typename ELFT::Sym; | |||
| 319 | ||||
| 320 | DumpStyle(ELFDumper<ELFT> *Dumper) : Dumper(Dumper) {} | |||
| 321 | virtual ~DumpStyle() = default; | |||
| 322 | ||||
| 323 | virtual void printFileHeaders(const ELFFile<ELFT> *Obj) = 0; | |||
| 324 | virtual void printGroupSections(const ELFFile<ELFT> *Obj) = 0; | |||
| 325 | virtual void printRelocations(const ELFFile<ELFT> *Obj) = 0; | |||
| 326 | virtual void printSections(const ELFFile<ELFT> *Obj) = 0; | |||
| 327 | virtual void printSymbols(const ELFFile<ELFT> *Obj) = 0; | |||
| 328 | virtual void printDynamicSymbols(const ELFFile<ELFT> *Obj) = 0; | |||
| 329 | virtual void printDynamicRelocations(const ELFFile<ELFT> *Obj) = 0; | |||
| 330 | virtual void printSymtabMessage(const ELFFile<ELFT> *obj, StringRef Name, | |||
| 331 | size_t Offset) {} | |||
| 332 | virtual void printSymbol(const ELFFile<ELFT> *Obj, const Elf_Sym *Symbol, | |||
| 333 | const Elf_Sym *FirstSym, StringRef StrTable, | |||
| 334 | bool IsDynamic) = 0; | |||
| 335 | virtual void printProgramHeaders(const ELFFile<ELFT> *Obj) = 0; | |||
| 336 | virtual void printHashHistogram(const ELFFile<ELFT> *Obj) = 0; | |||
| 337 | virtual void printCGProfile(const ELFFile<ELFT> *Obj) = 0; | |||
| 338 | virtual void printAddrsig(const ELFFile<ELFT> *Obj) = 0; | |||
| 339 | virtual void printNotes(const ELFFile<ELFT> *Obj) = 0; | |||
| 340 | virtual void printELFLinkerOptions(const ELFFile<ELFT> *Obj) = 0; | |||
| 341 | virtual void printMipsGOT(const MipsGOTParser<ELFT> &Parser) = 0; | |||
| 342 | virtual void printMipsPLT(const MipsGOTParser<ELFT> &Parser) = 0; | |||
| 343 | const ELFDumper<ELFT> *dumper() const { return Dumper; } | |||
| 344 | ||||
| 345 | private: | |||
| 346 | const ELFDumper<ELFT> *Dumper; | |||
| 347 | }; | |||
| 348 | ||||
| 349 | template <typename ELFT> class GNUStyle : public DumpStyle<ELFT> { | |||
| 350 | formatted_raw_ostream OS; | |||
| 351 | ||||
| 352 | public: | |||
| 353 | TYPEDEF_ELF_TYPES(ELFT)using ELFO = ELFFile<ELFT>; using Elf_Addr = typename ELFT ::Addr; using Elf_Shdr = typename ELFT::Shdr; using Elf_Sym = typename ELFT::Sym; using Elf_Dyn = typename ELFT::Dyn; using Elf_Dyn_Range = typename ELFT::DynRange; using Elf_Rel = typename ELFT::Rel; using Elf_Rela = typename ELFT::Rela; using Elf_Relr = typename ELFT::Relr; using Elf_Rel_Range = typename ELFT:: RelRange; using Elf_Rela_Range = typename ELFT::RelaRange; using Elf_Relr_Range = typename ELFT::RelrRange; using Elf_Phdr = typename ELFT::Phdr; using Elf_Half = typename ELFT::Half; using Elf_Ehdr = typename ELFT::Ehdr; using Elf_Word = typename ELFT::Word; using Elf_Hash = typename ELFT::Hash; using Elf_GnuHash = typename ELFT::GnuHash; using Elf_Note = typename ELFT::Note; using Elf_Sym_Range = typename ELFT::SymRange; using Elf_Versym = typename ELFT:: Versym; using Elf_Verneed = typename ELFT::Verneed; using Elf_Vernaux = typename ELFT::Vernaux; using Elf_Verdef = typename ELFT:: Verdef; using Elf_Verdaux = typename ELFT::Verdaux; using Elf_CGProfile = typename ELFT::CGProfile; using uintX_t = typename ELFT::uint ; | |||
| 354 | ||||
| 355 | GNUStyle(ScopedPrinter &W, ELFDumper<ELFT> *Dumper) | |||
| 356 | : DumpStyle<ELFT>(Dumper), OS(W.getOStream()) {} | |||
| 357 | ||||
| 358 | void printFileHeaders(const ELFO *Obj) override; | |||
| 359 | void printGroupSections(const ELFFile<ELFT> *Obj) override; | |||
| 360 | void printRelocations(const ELFO *Obj) override; | |||
| 361 | void printSections(const ELFO *Obj) override; | |||
| 362 | void printSymbols(const ELFO *Obj) override; | |||
| 363 | void printDynamicSymbols(const ELFO *Obj) override; | |||
| 364 | void printDynamicRelocations(const ELFO *Obj) override; | |||
| 365 | void printSymtabMessage(const ELFO *Obj, StringRef Name, | |||
| 366 | size_t Offset) override; | |||
| 367 | void printProgramHeaders(const ELFO *Obj) override; | |||
| 368 | void printHashHistogram(const ELFFile<ELFT> *Obj) override; | |||
| 369 | void printCGProfile(const ELFFile<ELFT> *Obj) override; | |||
| 370 | void printAddrsig(const ELFFile<ELFT> *Obj) override; | |||
| 371 | void printNotes(const ELFFile<ELFT> *Obj) override; | |||
| 372 | void printELFLinkerOptions(const ELFFile<ELFT> *Obj) override; | |||
| 373 | void printMipsGOT(const MipsGOTParser<ELFT> &Parser) override; | |||
| 374 | void printMipsPLT(const MipsGOTParser<ELFT> &Parser) override; | |||
| 375 | ||||
| 376 | private: | |||
| 377 | struct Field { | |||
| 378 | StringRef Str; | |||
| 379 | unsigned Column; | |||
| 380 | ||||
| 381 | Field(StringRef S, unsigned Col) : Str(S), Column(Col) {} | |||
| 382 | Field(unsigned Col) : Str(""), Column(Col) {} | |||
| 383 | }; | |||
| 384 | ||||
| 385 | template <typename T, typename TEnum> | |||
| 386 | std::string printEnum(T Value, ArrayRef<EnumEntry<TEnum>> EnumValues) { | |||
| 387 | for (const auto &EnumItem : EnumValues) | |||
| 388 | if (EnumItem.Value == Value) | |||
| 389 | return EnumItem.AltName; | |||
| 390 | return to_hexString(Value, false); | |||
| 391 | } | |||
| 392 | ||||
| 393 | template <typename T, typename TEnum> | |||
| 394 | std::string printFlags(T Value, ArrayRef<EnumEntry<TEnum>> EnumValues, | |||
| 395 | TEnum EnumMask1 = {}, TEnum EnumMask2 = {}, | |||
| 396 | TEnum EnumMask3 = {}) { | |||
| 397 | std::string Str; | |||
| 398 | for (const auto &Flag : EnumValues) { | |||
| 399 | if (Flag.Value == 0) | |||
| 400 | continue; | |||
| 401 | ||||
| 402 | TEnum EnumMask{}; | |||
| 403 | if (Flag.Value & EnumMask1) | |||
| 404 | EnumMask = EnumMask1; | |||
| 405 | else if (Flag.Value & EnumMask2) | |||
| 406 | EnumMask = EnumMask2; | |||
| 407 | else if (Flag.Value & EnumMask3) | |||
| 408 | EnumMask = EnumMask3; | |||
| 409 | bool IsEnum = (Flag.Value & EnumMask) != 0; | |||
| 410 | if ((!IsEnum && (Value & Flag.Value) == Flag.Value) || | |||
| 411 | (IsEnum && (Value & EnumMask) == Flag.Value)) { | |||
| 412 | if (!Str.empty()) | |||
| 413 | Str += ", "; | |||
| 414 | Str += Flag.AltName; | |||
| 415 | } | |||
| 416 | } | |||
| 417 | return Str; | |||
| 418 | } | |||
| 419 | ||||
| 420 | formatted_raw_ostream &printField(struct Field F) { | |||
| 421 | if (F.Column != 0) | |||
| 422 | OS.PadToColumn(F.Column); | |||
| 423 | OS << F.Str; | |||
| 424 | OS.flush(); | |||
| 425 | return OS; | |||
| 426 | } | |||
| 427 | void printHashedSymbol(const ELFO *Obj, const Elf_Sym *FirstSym, uint32_t Sym, | |||
| 428 | StringRef StrTable, uint32_t Bucket); | |||
| 429 | void printRelocHeader(unsigned SType); | |||
| 430 | void printRelocation(const ELFO *Obj, const Elf_Shdr *SymTab, | |||
| 431 | const Elf_Rela &R, bool IsRela); | |||
| 432 | void printSymbol(const ELFO *Obj, const Elf_Sym *Symbol, const Elf_Sym *First, | |||
| 433 | StringRef StrTable, bool IsDynamic) override; | |||
| 434 | std::string getSymbolSectionNdx(const ELFO *Obj, const Elf_Sym *Symbol, | |||
| 435 | const Elf_Sym *FirstSym); | |||
| 436 | void printDynamicRelocation(const ELFO *Obj, Elf_Rela R, bool IsRela); | |||
| 437 | bool checkTLSSections(const Elf_Phdr &Phdr, const Elf_Shdr &Sec); | |||
| 438 | bool checkoffsets(const Elf_Phdr &Phdr, const Elf_Shdr &Sec); | |||
| 439 | bool checkVMA(const Elf_Phdr &Phdr, const Elf_Shdr &Sec); | |||
| 440 | bool checkPTDynamic(const Elf_Phdr &Phdr, const Elf_Shdr &Sec); | |||
| 441 | }; | |||
| 442 | ||||
| 443 | template <typename ELFT> class LLVMStyle : public DumpStyle<ELFT> { | |||
| 444 | public: | |||
| 445 | TYPEDEF_ELF_TYPES(ELFT)using ELFO = ELFFile<ELFT>; using Elf_Addr = typename ELFT ::Addr; using Elf_Shdr = typename ELFT::Shdr; using Elf_Sym = typename ELFT::Sym; using Elf_Dyn = typename ELFT::Dyn; using Elf_Dyn_Range = typename ELFT::DynRange; using Elf_Rel = typename ELFT::Rel; using Elf_Rela = typename ELFT::Rela; using Elf_Relr = typename ELFT::Relr; using Elf_Rel_Range = typename ELFT:: RelRange; using Elf_Rela_Range = typename ELFT::RelaRange; using Elf_Relr_Range = typename ELFT::RelrRange; using Elf_Phdr = typename ELFT::Phdr; using Elf_Half = typename ELFT::Half; using Elf_Ehdr = typename ELFT::Ehdr; using Elf_Word = typename ELFT::Word; using Elf_Hash = typename ELFT::Hash; using Elf_GnuHash = typename ELFT::GnuHash; using Elf_Note = typename ELFT::Note; using Elf_Sym_Range = typename ELFT::SymRange; using Elf_Versym = typename ELFT:: Versym; using Elf_Verneed = typename ELFT::Verneed; using Elf_Vernaux = typename ELFT::Vernaux; using Elf_Verdef = typename ELFT:: Verdef; using Elf_Verdaux = typename ELFT::Verdaux; using Elf_CGProfile = typename ELFT::CGProfile; using uintX_t = typename ELFT::uint ; | |||
| 446 | ||||
| 447 | LLVMStyle(ScopedPrinter &W, ELFDumper<ELFT> *Dumper) | |||
| 448 | : DumpStyle<ELFT>(Dumper), W(W) {} | |||
| 449 | ||||
| 450 | void printFileHeaders(const ELFO *Obj) override; | |||
| 451 | void printGroupSections(const ELFFile<ELFT> *Obj) override; | |||
| 452 | void printRelocations(const ELFO *Obj) override; | |||
| 453 | void printRelocations(const Elf_Shdr *Sec, const ELFO *Obj); | |||
| 454 | void printSections(const ELFO *Obj) override; | |||
| 455 | void printSymbols(const ELFO *Obj) override; | |||
| 456 | void printDynamicSymbols(const ELFO *Obj) override; | |||
| 457 | void printDynamicRelocations(const ELFO *Obj) override; | |||
| 458 | void printProgramHeaders(const ELFO *Obj) override; | |||
| 459 | void printHashHistogram(const ELFFile<ELFT> *Obj) override; | |||
| 460 | void printCGProfile(const ELFFile<ELFT> *Obj) override; | |||
| 461 | void printAddrsig(const ELFFile<ELFT> *Obj) override; | |||
| 462 | void printNotes(const ELFFile<ELFT> *Obj) override; | |||
| 463 | void printELFLinkerOptions(const ELFFile<ELFT> *Obj) override; | |||
| 464 | void printMipsGOT(const MipsGOTParser<ELFT> &Parser) override; | |||
| 465 | void printMipsPLT(const MipsGOTParser<ELFT> &Parser) override; | |||
| 466 | ||||
| 467 | private: | |||
| 468 | void printRelocation(const ELFO *Obj, Elf_Rela Rel, const Elf_Shdr *SymTab); | |||
| 469 | void printDynamicRelocation(const ELFO *Obj, Elf_Rela Rel); | |||
| 470 | void printSymbol(const ELFO *Obj, const Elf_Sym *Symbol, const Elf_Sym *First, | |||
| 471 | StringRef StrTable, bool IsDynamic) override; | |||
| 472 | ||||
| 473 | ScopedPrinter &W; | |||
| 474 | }; | |||
| 475 | ||||
| 476 | } // end anonymous namespace | |||
| 477 | ||||
| 478 | namespace llvm { | |||
| 479 | ||||
| 480 | template <class ELFT> | |||
| 481 | static std::error_code createELFDumper(const ELFFile<ELFT> *Obj, | |||
| 482 | ScopedPrinter &Writer, | |||
| 483 | std::unique_ptr<ObjDumper> &Result) { | |||
| 484 | Result.reset(new ELFDumper<ELFT>(Obj, Writer)); | |||
| 485 | return readobj_error::success; | |||
| 486 | } | |||
| 487 | ||||
| 488 | std::error_code createELFDumper(const object::ObjectFile *Obj, | |||
| 489 | ScopedPrinter &Writer, | |||
| 490 | std::unique_ptr<ObjDumper> &Result) { | |||
| 491 | // Little-endian 32-bit | |||
| 492 | if (const ELF32LEObjectFile *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj)) | |||
| 493 | return createELFDumper(ELFObj->getELFFile(), Writer, Result); | |||
| 494 | ||||
| 495 | // Big-endian 32-bit | |||
| 496 | if (const ELF32BEObjectFile *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj)) | |||
| 497 | return createELFDumper(ELFObj->getELFFile(), Writer, Result); | |||
| 498 | ||||
| 499 | // Little-endian 64-bit | |||
| 500 | if (const ELF64LEObjectFile *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj)) | |||
| 501 | return createELFDumper(ELFObj->getELFFile(), Writer, Result); | |||
| 502 | ||||
| 503 | // Big-endian 64-bit | |||
| 504 | if (const ELF64BEObjectFile *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj)) | |||
| 505 | return createELFDumper(ELFObj->getELFFile(), Writer, Result); | |||
| 506 | ||||
| 507 | return readobj_error::unsupported_obj_file_format; | |||
| 508 | } | |||
| 509 | ||||
| 510 | } // end namespace llvm | |||
| 511 | ||||
| 512 | // Iterate through the versions needed section, and place each Elf_Vernaux | |||
| 513 | // in the VersionMap according to its index. | |||
| 514 | template <class ELFT> | |||
| 515 | void ELFDumper<ELFT>::LoadVersionNeeds(const Elf_Shdr *sec) const { | |||
| 516 | unsigned vn_size = sec->sh_size; // Size of section in bytes | |||
| 517 | unsigned vn_count = sec->sh_info; // Number of Verneed entries | |||
| 518 | const char *sec_start = (const char *)Obj->base() + sec->sh_offset; | |||
| 519 | const char *sec_end = sec_start + vn_size; | |||
| 520 | // The first Verneed entry is at the start of the section. | |||
| 521 | const char *p = sec_start; | |||
| 522 | for (unsigned i = 0; i < vn_count; i++) { | |||
| 523 | if (p + sizeof(Elf_Verneed) > sec_end) | |||
| 524 | report_fatal_error("Section ended unexpectedly while scanning " | |||
| 525 | "version needed records."); | |||
| 526 | const Elf_Verneed *vn = reinterpret_cast<const Elf_Verneed *>(p); | |||
| 527 | if (vn->vn_version != ELF::VER_NEED_CURRENT) | |||
| 528 | report_fatal_error("Unexpected verneed version"); | |||
| 529 | // Iterate through the Vernaux entries | |||
| 530 | const char *paux = p + vn->vn_aux; | |||
| 531 | for (unsigned j = 0; j < vn->vn_cnt; j++) { | |||
| 532 | if (paux + sizeof(Elf_Vernaux) > sec_end) | |||
| 533 | report_fatal_error("Section ended unexpected while scanning auxiliary " | |||
| 534 | "version needed records."); | |||
| 535 | const Elf_Vernaux *vna = reinterpret_cast<const Elf_Vernaux *>(paux); | |||
| 536 | size_t index = vna->vna_other & ELF::VERSYM_VERSION; | |||
| 537 | if (index >= VersionMap.size()) | |||
| 538 | VersionMap.resize(index + 1); | |||
| 539 | VersionMap[index] = VersionMapEntry(vna); | |||
| 540 | paux += vna->vna_next; | |||
| 541 | } | |||
| 542 | p += vn->vn_next; | |||
| 543 | } | |||
| 544 | } | |||
| 545 | ||||
| 546 | // Iterate through the version definitions, and place each Elf_Verdef | |||
| 547 | // in the VersionMap according to its index. | |||
| 548 | template <class ELFT> | |||
| 549 | void ELFDumper<ELFT>::LoadVersionDefs(const Elf_Shdr *sec) const { | |||
| 550 | unsigned vd_size = sec->sh_size; // Size of section in bytes | |||
| 551 | unsigned vd_count = sec->sh_info; // Number of Verdef entries | |||
| 552 | const char *sec_start = (const char *)Obj->base() + sec->sh_offset; | |||
| 553 | const char *sec_end = sec_start + vd_size; | |||
| 554 | // The first Verdef entry is at the start of the section. | |||
| 555 | const char *p = sec_start; | |||
| 556 | for (unsigned i = 0; i < vd_count; i++) { | |||
| 557 | if (p + sizeof(Elf_Verdef) > sec_end) | |||
| 558 | report_fatal_error("Section ended unexpectedly while scanning " | |||
| 559 | "version definitions."); | |||
| 560 | const Elf_Verdef *vd = reinterpret_cast<const Elf_Verdef *>(p); | |||
| 561 | if (vd->vd_version != ELF::VER_DEF_CURRENT) | |||
| 562 | report_fatal_error("Unexpected verdef version"); | |||
| 563 | size_t index = vd->vd_ndx & ELF::VERSYM_VERSION; | |||
| 564 | if (index >= VersionMap.size()) | |||
| 565 | VersionMap.resize(index + 1); | |||
| 566 | VersionMap[index] = VersionMapEntry(vd); | |||
| 567 | p += vd->vd_next; | |||
| 568 | } | |||
| 569 | } | |||
| 570 | ||||
| 571 | template <class ELFT> void ELFDumper<ELFT>::LoadVersionMap() const { | |||
| 572 | // If there is no dynamic symtab or version table, there is nothing to do. | |||
| 573 | if (!DynSymRegion.Addr || !dot_gnu_version_sec) | |||
| 574 | return; | |||
| 575 | ||||
| 576 | // Has the VersionMap already been loaded? | |||
| 577 | if (VersionMap.size() > 0) | |||
| 578 | return; | |||
| 579 | ||||
| 580 | // The first two version indexes are reserved. | |||
| 581 | // Index 0 is LOCAL, index 1 is GLOBAL. | |||
| 582 | VersionMap.push_back(VersionMapEntry()); | |||
| 583 | VersionMap.push_back(VersionMapEntry()); | |||
| 584 | ||||
| 585 | if (dot_gnu_version_d_sec) | |||
| 586 | LoadVersionDefs(dot_gnu_version_d_sec); | |||
| 587 | ||||
| 588 | if (dot_gnu_version_r_sec) | |||
| 589 | LoadVersionNeeds(dot_gnu_version_r_sec); | |||
| 590 | } | |||
| 591 | ||||
| 592 | template <typename ELFO, class ELFT> | |||
| 593 | static void printVersionSymbolSection(ELFDumper<ELFT> *Dumper, const ELFO *Obj, | |||
| 594 | const typename ELFO::Elf_Shdr *Sec, | |||
| 595 | ScopedPrinter &W) { | |||
| 596 | DictScope SS(W, "Version symbols"); | |||
| 597 | if (!Sec) | |||
| 598 | return; | |||
| 599 | StringRef Name = unwrapOrError(Obj->getSectionName(Sec)); | |||
| 600 | W.printNumber("Section Name", Name, Sec->sh_name); | |||
| 601 | W.printHex("Address", Sec->sh_addr); | |||
| 602 | W.printHex("Offset", Sec->sh_offset); | |||
| 603 | W.printNumber("Link", Sec->sh_link); | |||
| 604 | ||||
| 605 | const uint8_t *P = (const uint8_t *)Obj->base() + Sec->sh_offset; | |||
| 606 | StringRef StrTable = Dumper->getDynamicStringTable(); | |||
| 607 | ||||
| 608 | // Same number of entries in the dynamic symbol table (DT_SYMTAB). | |||
| 609 | ListScope Syms(W, "Symbols"); | |||
| 610 | for (const typename ELFO::Elf_Sym &Sym : Dumper->dynamic_symbols()) { | |||
| 611 | DictScope S(W, "Symbol"); | |||
| 612 | std::string FullSymbolName = | |||
| 613 | Dumper->getFullSymbolName(&Sym, StrTable, true /* IsDynamic */); | |||
| 614 | W.printNumber("Version", *P); | |||
| 615 | W.printString("Name", FullSymbolName); | |||
| 616 | P += sizeof(typename ELFO::Elf_Half); | |||
| 617 | } | |||
| 618 | } | |||
| 619 | ||||
| 620 | static const EnumEntry<unsigned> SymVersionFlags[] = { | |||
| 621 | {"Base", "BASE", VER_FLG_BASE}, | |||
| 622 | {"Weak", "WEAK", VER_FLG_WEAK}, | |||
| 623 | {"Info", "INFO", VER_FLG_INFO}}; | |||
| 624 | ||||
| 625 | template <typename ELFO, class ELFT> | |||
| 626 | static void printVersionDefinitionSection(ELFDumper<ELFT> *Dumper, | |||
| 627 | const ELFO *Obj, | |||
| 628 | const typename ELFO::Elf_Shdr *Sec, | |||
| 629 | ScopedPrinter &W) { | |||
| 630 | using VerDef = typename ELFO::Elf_Verdef; | |||
| 631 | using VerdAux = typename ELFO::Elf_Verdaux; | |||
| 632 | ||||
| 633 | DictScope SD(W, "SHT_GNU_verdef"); | |||
| 634 | if (!Sec) | |||
| 635 | return; | |||
| 636 | ||||
| 637 | // The number of entries in the section SHT_GNU_verdef | |||
| 638 | // is determined by DT_VERDEFNUM tag. | |||
| 639 | unsigned VerDefsNum = 0; | |||
| 640 | for (const typename ELFO::Elf_Dyn &Dyn : Dumper->dynamic_table()) { | |||
| 641 | if (Dyn.d_tag == DT_VERDEFNUM) | |||
| 642 | VerDefsNum = Dyn.d_un.d_val; | |||
| 643 | } | |||
| 644 | const uint8_t *SecStartAddress = | |||
| 645 | (const uint8_t *)Obj->base() + Sec->sh_offset; | |||
| 646 | const uint8_t *SecEndAddress = SecStartAddress + Sec->sh_size; | |||
| 647 | const uint8_t *P = SecStartAddress; | |||
| 648 | const typename ELFO::Elf_Shdr *StrTab = | |||
| 649 | unwrapOrError(Obj->getSection(Sec->sh_link)); | |||
| 650 | ||||
| 651 | while (VerDefsNum--) { | |||
| 652 | if (P + sizeof(VerDef) > SecEndAddress) | |||
| 653 | report_fatal_error("invalid offset in the section"); | |||
| 654 | ||||
| 655 | auto *VD = reinterpret_cast<const VerDef *>(P); | |||
| 656 | DictScope Def(W, "Definition"); | |||
| 657 | W.printNumber("Version", VD->vd_version); | |||
| 658 | W.printEnum("Flags", VD->vd_flags, makeArrayRef(SymVersionFlags)); | |||
| 659 | W.printNumber("Index", VD->vd_ndx); | |||
| 660 | W.printNumber("Hash", VD->vd_hash); | |||
| 661 | W.printString("Name", | |||
| 662 | StringRef((const char *)(Obj->base() + StrTab->sh_offset + | |||
| 663 | VD->getAux()->vda_name))); | |||
| 664 | if (!VD->vd_cnt) | |||
| 665 | report_fatal_error("at least one definition string must exist"); | |||
| 666 | if (VD->vd_cnt > 2) | |||
| 667 | report_fatal_error("more than one predecessor is not expected"); | |||
| 668 | ||||
| 669 | if (VD->vd_cnt == 2) { | |||
| 670 | const uint8_t *PAux = P + VD->vd_aux + VD->getAux()->vda_next; | |||
| 671 | const VerdAux *Aux = reinterpret_cast<const VerdAux *>(PAux); | |||
| 672 | W.printString("Predecessor", | |||
| 673 | StringRef((const char *)(Obj->base() + StrTab->sh_offset + | |||
| 674 | Aux->vda_name))); | |||
| 675 | } | |||
| 676 | ||||
| 677 | P += VD->vd_next; | |||
| 678 | } | |||
| 679 | } | |||
| 680 | ||||
| 681 | template <typename ELFO, class ELFT> | |||
| 682 | static void printVersionDependencySection(ELFDumper<ELFT> *Dumper, | |||
| 683 | const ELFO *Obj, | |||
| 684 | const typename ELFO::Elf_Shdr *Sec, | |||
| 685 | ScopedPrinter &W) { | |||
| 686 | using VerNeed = typename ELFO::Elf_Verneed; | |||
| 687 | using VernAux = typename ELFO::Elf_Vernaux; | |||
| 688 | ||||
| 689 | DictScope SD(W, "SHT_GNU_verneed"); | |||
| 690 | if (!Sec) | |||
| 691 | return; | |||
| 692 | ||||
| 693 | unsigned VerNeedNum = 0; | |||
| 694 | for (const typename ELFO::Elf_Dyn &Dyn : Dumper->dynamic_table()) | |||
| 695 | if (Dyn.d_tag == DT_VERNEEDNUM) | |||
| 696 | VerNeedNum = Dyn.d_un.d_val; | |||
| 697 | ||||
| 698 | const uint8_t *SecData = (const uint8_t *)Obj->base() + Sec->sh_offset; | |||
| 699 | const typename ELFO::Elf_Shdr *StrTab = | |||
| 700 | unwrapOrError(Obj->getSection(Sec->sh_link)); | |||
| 701 | ||||
| 702 | const uint8_t *P = SecData; | |||
| 703 | for (unsigned I = 0; I < VerNeedNum; ++I) { | |||
| 704 | const VerNeed *Need = reinterpret_cast<const VerNeed *>(P); | |||
| 705 | DictScope Entry(W, "Dependency"); | |||
| 706 | W.printNumber("Version", Need->vn_version); | |||
| 707 | W.printNumber("Count", Need->vn_cnt); | |||
| 708 | W.printString("FileName", | |||
| 709 | StringRef((const char *)(Obj->base() + StrTab->sh_offset + | |||
| 710 | Need->vn_file))); | |||
| 711 | ||||
| 712 | const uint8_t *PAux = P + Need->vn_aux; | |||
| 713 | for (unsigned J = 0; J < Need->vn_cnt; ++J) { | |||
| 714 | const VernAux *Aux = reinterpret_cast<const VernAux *>(PAux); | |||
| 715 | DictScope Entry(W, "Entry"); | |||
| 716 | W.printNumber("Hash", Aux->vna_hash); | |||
| 717 | W.printEnum("Flags", Aux->vna_flags, makeArrayRef(SymVersionFlags)); | |||
| 718 | W.printNumber("Index", Aux->vna_other); | |||
| 719 | W.printString("Name", | |||
| 720 | StringRef((const char *)(Obj->base() + StrTab->sh_offset + | |||
| 721 | Aux->vna_name))); | |||
| 722 | PAux += Aux->vna_next; | |||
| 723 | } | |||
| 724 | P += Need->vn_next; | |||
| 725 | } | |||
| 726 | } | |||
| 727 | ||||
| 728 | template <typename ELFT> void ELFDumper<ELFT>::printVersionInfo() { | |||
| 729 | // Dump version symbol section. | |||
| 730 | printVersionSymbolSection(this, Obj, dot_gnu_version_sec, W); | |||
| 731 | ||||
| 732 | // Dump version definition section. | |||
| 733 | printVersionDefinitionSection(this, Obj, dot_gnu_version_d_sec, W); | |||
| 734 | ||||
| 735 | // Dump version dependency section. | |||
| 736 | printVersionDependencySection(this, Obj, dot_gnu_version_r_sec, W); | |||
| 737 | } | |||
| 738 | ||||
| 739 | template <typename ELFT> | |||
| 740 | StringRef ELFDumper<ELFT>::getSymbolVersion(StringRef StrTab, | |||
| 741 | const Elf_Sym *symb, | |||
| 742 | bool &IsDefault) const { | |||
| 743 | // This is a dynamic symbol. Look in the GNU symbol version table. | |||
| 744 | if (!dot_gnu_version_sec) { | |||
| 745 | // No version table. | |||
| 746 | IsDefault = false; | |||
| 747 | return StringRef(""); | |||
| 748 | } | |||
| 749 | ||||
| 750 | // Determine the position in the symbol table of this entry. | |||
| 751 | size_t entry_index = (reinterpret_cast<uintptr_t>(symb) - | |||
| 752 | reinterpret_cast<uintptr_t>(DynSymRegion.Addr)) / | |||
| 753 | sizeof(Elf_Sym); | |||
| 754 | ||||
| 755 | // Get the corresponding version index entry | |||
| 756 | const Elf_Versym *vs = unwrapOrError( | |||
| 757 | Obj->template getEntry<Elf_Versym>(dot_gnu_version_sec, entry_index)); | |||
| 758 | size_t version_index = vs->vs_index & ELF::VERSYM_VERSION; | |||
| 759 | ||||
| 760 | // Special markers for unversioned symbols. | |||
| 761 | if (version_index == ELF::VER_NDX_LOCAL || | |||
| 762 | version_index == ELF::VER_NDX_GLOBAL) { | |||
| 763 | IsDefault = false; | |||
| 764 | return StringRef(""); | |||
| 765 | } | |||
| 766 | ||||
| 767 | // Lookup this symbol in the version table | |||
| 768 | LoadVersionMap(); | |||
| 769 | if (version_index >= VersionMap.size() || VersionMap[version_index].isNull()) | |||
| 770 | reportError("Invalid version entry"); | |||
| 771 | const VersionMapEntry &entry = VersionMap[version_index]; | |||
| 772 | ||||
| 773 | // Get the version name string | |||
| 774 | size_t name_offset; | |||
| 775 | if (entry.isVerdef()) { | |||
| 776 | // The first Verdaux entry holds the name. | |||
| 777 | name_offset = entry.getVerdef()->getAux()->vda_name; | |||
| 778 | IsDefault = !(vs->vs_index & ELF::VERSYM_HIDDEN); | |||
| 779 | } else { | |||
| 780 | name_offset = entry.getVernaux()->vna_name; | |||
| 781 | IsDefault = false; | |||
| 782 | } | |||
| 783 | if (name_offset >= StrTab.size()) | |||
| 784 | reportError("Invalid string offset"); | |||
| 785 | return StringRef(StrTab.data() + name_offset); | |||
| 786 | } | |||
| 787 | ||||
| 788 | template <typename ELFT> | |||
| 789 | StringRef ELFDumper<ELFT>::getStaticSymbolName(uint32_t Index) const { | |||
| 790 | StringRef StrTable = unwrapOrError(Obj->getStringTableForSymtab(*DotSymtabSec)); | |||
| 791 | Elf_Sym_Range Syms = unwrapOrError(Obj->symbols(DotSymtabSec)); | |||
| 792 | if (Index >= Syms.size()) | |||
| 793 | reportError("Invalid symbol index"); | |||
| 794 | const Elf_Sym *Sym = &Syms[Index]; | |||
| 795 | return unwrapOrError(Sym->getName(StrTable)); | |||
| 796 | } | |||
| 797 | ||||
| 798 | template <typename ELFT> | |||
| 799 | std::string ELFDumper<ELFT>::getFullSymbolName(const Elf_Sym *Symbol, | |||
| 800 | StringRef StrTable, | |||
| 801 | bool IsDynamic) const { | |||
| 802 | StringRef SymbolName = unwrapOrError(Symbol->getName(StrTable)); | |||
| 803 | if (!IsDynamic) | |||
| 804 | return SymbolName; | |||
| 805 | ||||
| 806 | std::string FullSymbolName(SymbolName); | |||
| 807 | ||||
| 808 | bool IsDefault; | |||
| 809 | StringRef Version = getSymbolVersion(StrTable, &*Symbol, IsDefault); | |||
| 810 | FullSymbolName += (IsDefault ? "@@" : "@"); | |||
| 811 | FullSymbolName += Version; | |||
| 812 | return FullSymbolName; | |||
| 813 | } | |||
| 814 | ||||
| 815 | template <typename ELFT> | |||
| 816 | void ELFDumper<ELFT>::getSectionNameIndex(const Elf_Sym *Symbol, | |||
| 817 | const Elf_Sym *FirstSym, | |||
| 818 | StringRef &SectionName, | |||
| 819 | unsigned &SectionIndex) const { | |||
| 820 | SectionIndex = Symbol->st_shndx; | |||
| 821 | if (Symbol->isUndefined()) | |||
| 822 | SectionName = "Undefined"; | |||
| 823 | else if (Symbol->isProcessorSpecific()) | |||
| 824 | SectionName = "Processor Specific"; | |||
| 825 | else if (Symbol->isOSSpecific()) | |||
| 826 | SectionName = "Operating System Specific"; | |||
| 827 | else if (Symbol->isAbsolute()) | |||
| 828 | SectionName = "Absolute"; | |||
| 829 | else if (Symbol->isCommon()) | |||
| 830 | SectionName = "Common"; | |||
| 831 | else if (Symbol->isReserved() && SectionIndex != SHN_XINDEX) | |||
| 832 | SectionName = "Reserved"; | |||
| 833 | else { | |||
| 834 | if (SectionIndex == SHN_XINDEX) | |||
| 835 | SectionIndex = unwrapOrError(object::getExtendedSymbolTableIndex<ELFT>( | |||
| 836 | Symbol, FirstSym, ShndxTable)); | |||
| 837 | const typename ELFT::Shdr *Sec = | |||
| 838 | unwrapOrError(Obj->getSection(SectionIndex)); | |||
| 839 | SectionName = unwrapOrError(Obj->getSectionName(Sec)); | |||
| 840 | } | |||
| 841 | } | |||
| 842 | ||||
| 843 | template <class ELFO> | |||
| 844 | static const typename ELFO::Elf_Shdr * | |||
| 845 | findNotEmptySectionByAddress(const ELFO *Obj, uint64_t Addr) { | |||
| 846 | for (const auto &Shdr : unwrapOrError(Obj->sections())) | |||
| 847 | if (Shdr.sh_addr == Addr && Shdr.sh_size > 0) | |||
| 848 | return &Shdr; | |||
| 849 | return nullptr; | |||
| 850 | } | |||
| 851 | ||||
| 852 | template <class ELFO> | |||
| 853 | static const typename ELFO::Elf_Shdr *findSectionByName(const ELFO &Obj, | |||
| 854 | StringRef Name) { | |||
| 855 | for (const auto &Shdr : unwrapOrError(Obj.sections())) { | |||
| 856 | if (Name == unwrapOrError(Obj.getSectionName(&Shdr))) | |||
| 857 | return &Shdr; | |||
| 858 | } | |||
| 859 | return nullptr; | |||
| 860 | } | |||
| 861 | ||||
| 862 | static const EnumEntry<unsigned> ElfClass[] = { | |||
| 863 | {"None", "none", ELF::ELFCLASSNONE}, | |||
| 864 | {"32-bit", "ELF32", ELF::ELFCLASS32}, | |||
| 865 | {"64-bit", "ELF64", ELF::ELFCLASS64}, | |||
| 866 | }; | |||
| 867 | ||||
| 868 | static const EnumEntry<unsigned> ElfDataEncoding[] = { | |||
| 869 | {"None", "none", ELF::ELFDATANONE}, | |||
| 870 | {"LittleEndian", "2's complement, little endian", ELF::ELFDATA2LSB}, | |||
| 871 | {"BigEndian", "2's complement, big endian", ELF::ELFDATA2MSB}, | |||
| 872 | }; | |||
| 873 | ||||
| 874 | static const EnumEntry<unsigned> ElfObjectFileType[] = { | |||
| 875 | {"None", "NONE (none)", ELF::ET_NONE}, | |||
| 876 | {"Relocatable", "REL (Relocatable file)", ELF::ET_REL}, | |||
| 877 | {"Executable", "EXEC (Executable file)", ELF::ET_EXEC}, | |||
| 878 | {"SharedObject", "DYN (Shared object file)", ELF::ET_DYN}, | |||
| 879 | {"Core", "CORE (Core file)", ELF::ET_CORE}, | |||
| 880 | }; | |||
| 881 | ||||
| 882 | static const EnumEntry<unsigned> ElfOSABI[] = { | |||
| 883 | {"SystemV", "UNIX - System V", ELF::ELFOSABI_NONE}, | |||
| 884 | {"HPUX", "UNIX - HP-UX", ELF::ELFOSABI_HPUX}, | |||
| 885 | {"NetBSD", "UNIX - NetBSD", ELF::ELFOSABI_NETBSD}, | |||
| 886 | {"GNU/Linux", "UNIX - GNU", ELF::ELFOSABI_LINUX}, | |||
| 887 | {"GNU/Hurd", "GNU/Hurd", ELF::ELFOSABI_HURD}, | |||
| 888 | {"Solaris", "UNIX - Solaris", ELF::ELFOSABI_SOLARIS}, | |||
| 889 | {"AIX", "UNIX - AIX", ELF::ELFOSABI_AIX}, | |||
| 890 | {"IRIX", "UNIX - IRIX", ELF::ELFOSABI_IRIX}, | |||
| 891 | {"FreeBSD", "UNIX - FreeBSD", ELF::ELFOSABI_FREEBSD}, | |||
| 892 | {"TRU64", "UNIX - TRU64", ELF::ELFOSABI_TRU64}, | |||
| 893 | {"Modesto", "Novell - Modesto", ELF::ELFOSABI_MODESTO}, | |||
| 894 | {"OpenBSD", "UNIX - OpenBSD", ELF::ELFOSABI_OPENBSD}, | |||
| 895 | {"OpenVMS", "VMS - OpenVMS", ELF::ELFOSABI_OPENVMS}, | |||
| 896 | {"NSK", "HP - Non-Stop Kernel", ELF::ELFOSABI_NSK}, | |||
| 897 | {"AROS", "AROS", ELF::ELFOSABI_AROS}, | |||
| 898 | {"FenixOS", "FenixOS", ELF::ELFOSABI_FENIXOS}, | |||
| 899 | {"CloudABI", "CloudABI", ELF::ELFOSABI_CLOUDABI}, | |||
| 900 | {"Standalone", "Standalone App", ELF::ELFOSABI_STANDALONE} | |||
| 901 | }; | |||
| 902 | ||||
| 903 | static const EnumEntry<unsigned> AMDGPUElfOSABI[] = { | |||
| 904 | {"AMDGPU_HSA", "AMDGPU - HSA", ELF::ELFOSABI_AMDGPU_HSA}, | |||
| 905 | {"AMDGPU_PAL", "AMDGPU - PAL", ELF::ELFOSABI_AMDGPU_PAL}, | |||
| 906 | {"AMDGPU_MESA3D", "AMDGPU - MESA3D", ELF::ELFOSABI_AMDGPU_MESA3D} | |||
| 907 | }; | |||
| 908 | ||||
| 909 | static const EnumEntry<unsigned> ARMElfOSABI[] = { | |||
| 910 | {"ARM", "ARM", ELF::ELFOSABI_ARM} | |||
| 911 | }; | |||
| 912 | ||||
| 913 | static const EnumEntry<unsigned> C6000ElfOSABI[] = { | |||
| 914 | {"C6000_ELFABI", "Bare-metal C6000", ELF::ELFOSABI_C6000_ELFABI}, | |||
| 915 | {"C6000_LINUX", "Linux C6000", ELF::ELFOSABI_C6000_LINUX} | |||
| 916 | }; | |||
| 917 | ||||
| 918 | static const EnumEntry<unsigned> ElfMachineType[] = { | |||
| 919 | ENUM_ENT(EM_NONE, "None"){ "EM_NONE", "None", ELF::EM_NONE }, | |||
| 920 | ENUM_ENT(EM_M32, "WE32100"){ "EM_M32", "WE32100", ELF::EM_M32 }, | |||
| 921 | ENUM_ENT(EM_SPARC, "Sparc"){ "EM_SPARC", "Sparc", ELF::EM_SPARC }, | |||
| 922 | ENUM_ENT(EM_386, "Intel 80386"){ "EM_386", "Intel 80386", ELF::EM_386 }, | |||
| 923 | ENUM_ENT(EM_68K, "MC68000"){ "EM_68K", "MC68000", ELF::EM_68K }, | |||
| 924 | ENUM_ENT(EM_88K, "MC88000"){ "EM_88K", "MC88000", ELF::EM_88K }, | |||
| 925 | ENUM_ENT(EM_IAMCU, "EM_IAMCU"){ "EM_IAMCU", "EM_IAMCU", ELF::EM_IAMCU }, | |||
| 926 | ENUM_ENT(EM_860, "Intel 80860"){ "EM_860", "Intel 80860", ELF::EM_860 }, | |||
| 927 | ENUM_ENT(EM_MIPS, "MIPS R3000"){ "EM_MIPS", "MIPS R3000", ELF::EM_MIPS }, | |||
| 928 | ENUM_ENT(EM_S370, "IBM System/370"){ "EM_S370", "IBM System/370", ELF::EM_S370 }, | |||
| 929 | ENUM_ENT(EM_MIPS_RS3_LE, "MIPS R3000 little-endian"){ "EM_MIPS_RS3_LE", "MIPS R3000 little-endian", ELF::EM_MIPS_RS3_LE }, | |||
| 930 | ENUM_ENT(EM_PARISC, "HPPA"){ "EM_PARISC", "HPPA", ELF::EM_PARISC }, | |||
| 931 | ENUM_ENT(EM_VPP500, "Fujitsu VPP500"){ "EM_VPP500", "Fujitsu VPP500", ELF::EM_VPP500 }, | |||
| 932 | ENUM_ENT(EM_SPARC32PLUS, "Sparc v8+"){ "EM_SPARC32PLUS", "Sparc v8+", ELF::EM_SPARC32PLUS }, | |||
| 933 | ENUM_ENT(EM_960, "Intel 80960"){ "EM_960", "Intel 80960", ELF::EM_960 }, | |||
| 934 | ENUM_ENT(EM_PPC, "PowerPC"){ "EM_PPC", "PowerPC", ELF::EM_PPC }, | |||
| 935 | ENUM_ENT(EM_PPC64, "PowerPC64"){ "EM_PPC64", "PowerPC64", ELF::EM_PPC64 }, | |||
| 936 | ENUM_ENT(EM_S390, "IBM S/390"){ "EM_S390", "IBM S/390", ELF::EM_S390 }, | |||
| 937 | ENUM_ENT(EM_SPU, "SPU"){ "EM_SPU", "SPU", ELF::EM_SPU }, | |||
| 938 | ENUM_ENT(EM_V800, "NEC V800 series"){ "EM_V800", "NEC V800 series", ELF::EM_V800 }, | |||
| 939 | ENUM_ENT(EM_FR20, "Fujistsu FR20"){ "EM_FR20", "Fujistsu FR20", ELF::EM_FR20 }, | |||
| 940 | ENUM_ENT(EM_RH32, "TRW RH-32"){ "EM_RH32", "TRW RH-32", ELF::EM_RH32 }, | |||
| 941 | ENUM_ENT(EM_RCE, "Motorola RCE"){ "EM_RCE", "Motorola RCE", ELF::EM_RCE }, | |||
| 942 | ENUM_ENT(EM_ARM, "ARM"){ "EM_ARM", "ARM", ELF::EM_ARM }, | |||
| 943 | ENUM_ENT(EM_ALPHA, "EM_ALPHA"){ "EM_ALPHA", "EM_ALPHA", ELF::EM_ALPHA }, | |||
| 944 | ENUM_ENT(EM_SH, "Hitachi SH"){ "EM_SH", "Hitachi SH", ELF::EM_SH }, | |||
| 945 | ENUM_ENT(EM_SPARCV9, "Sparc v9"){ "EM_SPARCV9", "Sparc v9", ELF::EM_SPARCV9 }, | |||
| 946 | ENUM_ENT(EM_TRICORE, "Siemens Tricore"){ "EM_TRICORE", "Siemens Tricore", ELF::EM_TRICORE }, | |||
| 947 | ENUM_ENT(EM_ARC, "ARC"){ "EM_ARC", "ARC", ELF::EM_ARC }, | |||
| 948 | ENUM_ENT(EM_H8_300, "Hitachi H8/300"){ "EM_H8_300", "Hitachi H8/300", ELF::EM_H8_300 }, | |||
| 949 | ENUM_ENT(EM_H8_300H, "Hitachi H8/300H"){ "EM_H8_300H", "Hitachi H8/300H", ELF::EM_H8_300H }, | |||
| 950 | ENUM_ENT(EM_H8S, "Hitachi H8S"){ "EM_H8S", "Hitachi H8S", ELF::EM_H8S }, | |||
| 951 | ENUM_ENT(EM_H8_500, "Hitachi H8/500"){ "EM_H8_500", "Hitachi H8/500", ELF::EM_H8_500 }, | |||
| 952 | ENUM_ENT(EM_IA_64, "Intel IA-64"){ "EM_IA_64", "Intel IA-64", ELF::EM_IA_64 }, | |||
| 953 | ENUM_ENT(EM_MIPS_X, "Stanford MIPS-X"){ "EM_MIPS_X", "Stanford MIPS-X", ELF::EM_MIPS_X }, | |||
| 954 | ENUM_ENT(EM_COLDFIRE, "Motorola Coldfire"){ "EM_COLDFIRE", "Motorola Coldfire", ELF::EM_COLDFIRE }, | |||
| 955 | ENUM_ENT(EM_68HC12, "Motorola MC68HC12 Microcontroller"){ "EM_68HC12", "Motorola MC68HC12 Microcontroller", ELF::EM_68HC12 }, | |||
| 956 | ENUM_ENT(EM_MMA, "Fujitsu Multimedia Accelerator"){ "EM_MMA", "Fujitsu Multimedia Accelerator", ELF::EM_MMA }, | |||
| 957 | ENUM_ENT(EM_PCP, "Siemens PCP"){ "EM_PCP", "Siemens PCP", ELF::EM_PCP }, | |||
| 958 | ENUM_ENT(EM_NCPU, "Sony nCPU embedded RISC processor"){ "EM_NCPU", "Sony nCPU embedded RISC processor", ELF::EM_NCPU }, | |||
| 959 | ENUM_ENT(EM_NDR1, "Denso NDR1 microprocesspr"){ "EM_NDR1", "Denso NDR1 microprocesspr", ELF::EM_NDR1 }, | |||
| 960 | ENUM_ENT(EM_STARCORE, "Motorola Star*Core processor"){ "EM_STARCORE", "Motorola Star*Core processor", ELF::EM_STARCORE }, | |||
| 961 | ENUM_ENT(EM_ME16, "Toyota ME16 processor"){ "EM_ME16", "Toyota ME16 processor", ELF::EM_ME16 }, | |||
| 962 | ENUM_ENT(EM_ST100, "STMicroelectronics ST100 processor"){ "EM_ST100", "STMicroelectronics ST100 processor", ELF::EM_ST100 }, | |||
| 963 | ENUM_ENT(EM_TINYJ, "Advanced Logic Corp. TinyJ embedded processor"){ "EM_TINYJ", "Advanced Logic Corp. TinyJ embedded processor" , ELF::EM_TINYJ }, | |||
| 964 | ENUM_ENT(EM_X86_64, "Advanced Micro Devices X86-64"){ "EM_X86_64", "Advanced Micro Devices X86-64", ELF::EM_X86_64 }, | |||
| 965 | ENUM_ENT(EM_PDSP, "Sony DSP processor"){ "EM_PDSP", "Sony DSP processor", ELF::EM_PDSP }, | |||
| 966 | ENUM_ENT(EM_PDP10, "Digital Equipment Corp. PDP-10"){ "EM_PDP10", "Digital Equipment Corp. PDP-10", ELF::EM_PDP10 }, | |||
| 967 | ENUM_ENT(EM_PDP11, "Digital Equipment Corp. PDP-11"){ "EM_PDP11", "Digital Equipment Corp. PDP-11", ELF::EM_PDP11 }, | |||
| 968 | ENUM_ENT(EM_FX66, "Siemens FX66 microcontroller"){ "EM_FX66", "Siemens FX66 microcontroller", ELF::EM_FX66 }, | |||
| 969 | ENUM_ENT(EM_ST9PLUS, "STMicroelectronics ST9+ 8/16 bit microcontroller"){ "EM_ST9PLUS", "STMicroelectronics ST9+ 8/16 bit microcontroller" , ELF::EM_ST9PLUS }, | |||
| 970 | ENUM_ENT(EM_ST7, "STMicroelectronics ST7 8-bit microcontroller"){ "EM_ST7", "STMicroelectronics ST7 8-bit microcontroller", ELF ::EM_ST7 }, | |||
| 971 | ENUM_ENT(EM_68HC16, "Motorola MC68HC16 Microcontroller"){ "EM_68HC16", "Motorola MC68HC16 Microcontroller", ELF::EM_68HC16 }, | |||
| 972 | ENUM_ENT(EM_68HC11, "Motorola MC68HC11 Microcontroller"){ "EM_68HC11", "Motorola MC68HC11 Microcontroller", ELF::EM_68HC11 }, | |||
| 973 | ENUM_ENT(EM_68HC08, "Motorola MC68HC08 Microcontroller"){ "EM_68HC08", "Motorola MC68HC08 Microcontroller", ELF::EM_68HC08 }, | |||
| 974 | ENUM_ENT(EM_68HC05, "Motorola MC68HC05 Microcontroller"){ "EM_68HC05", "Motorola MC68HC05 Microcontroller", ELF::EM_68HC05 }, | |||
| 975 | ENUM_ENT(EM_SVX, "Silicon Graphics SVx"){ "EM_SVX", "Silicon Graphics SVx", ELF::EM_SVX }, | |||
| 976 | ENUM_ENT(EM_ST19, "STMicroelectronics ST19 8-bit microcontroller"){ "EM_ST19", "STMicroelectronics ST19 8-bit microcontroller", ELF::EM_ST19 }, | |||
| 977 | ENUM_ENT(EM_VAX, "Digital VAX"){ "EM_VAX", "Digital VAX", ELF::EM_VAX }, | |||
| 978 | ENUM_ENT(EM_CRIS, "Axis Communications 32-bit embedded processor"){ "EM_CRIS", "Axis Communications 32-bit embedded processor", ELF::EM_CRIS }, | |||
| 979 | ENUM_ENT(EM_JAVELIN, "Infineon Technologies 32-bit embedded cpu"){ "EM_JAVELIN", "Infineon Technologies 32-bit embedded cpu", ELF ::EM_JAVELIN }, | |||
| 980 | ENUM_ENT(EM_FIREPATH, "Element 14 64-bit DSP processor"){ "EM_FIREPATH", "Element 14 64-bit DSP processor", ELF::EM_FIREPATH }, | |||
| 981 | ENUM_ENT(EM_ZSP, "LSI Logic's 16-bit DSP processor"){ "EM_ZSP", "LSI Logic's 16-bit DSP processor", ELF::EM_ZSP }, | |||
| 982 | ENUM_ENT(EM_MMIX, "Donald Knuth's educational 64-bit processor"){ "EM_MMIX", "Donald Knuth's educational 64-bit processor", ELF ::EM_MMIX }, | |||
| 983 | ENUM_ENT(EM_HUANY, "Harvard Universitys's machine-independent object format"){ "EM_HUANY", "Harvard Universitys's machine-independent object format" , ELF::EM_HUANY }, | |||
| 984 | ENUM_ENT(EM_PRISM, "Vitesse Prism"){ "EM_PRISM", "Vitesse Prism", ELF::EM_PRISM }, | |||
| 985 | ENUM_ENT(EM_AVR, "Atmel AVR 8-bit microcontroller"){ "EM_AVR", "Atmel AVR 8-bit microcontroller", ELF::EM_AVR }, | |||
| 986 | ENUM_ENT(EM_FR30, "Fujitsu FR30"){ "EM_FR30", "Fujitsu FR30", ELF::EM_FR30 }, | |||
| 987 | ENUM_ENT(EM_D10V, "Mitsubishi D10V"){ "EM_D10V", "Mitsubishi D10V", ELF::EM_D10V }, | |||
| 988 | ENUM_ENT(EM_D30V, "Mitsubishi D30V"){ "EM_D30V", "Mitsubishi D30V", ELF::EM_D30V }, | |||
| 989 | ENUM_ENT(EM_V850, "NEC v850"){ "EM_V850", "NEC v850", ELF::EM_V850 }, | |||
| 990 | ENUM_ENT(EM_M32R, "Renesas M32R (formerly Mitsubishi M32r)"){ "EM_M32R", "Renesas M32R (formerly Mitsubishi M32r)", ELF:: EM_M32R }, | |||
| 991 | ENUM_ENT(EM_MN10300, "Matsushita MN10300"){ "EM_MN10300", "Matsushita MN10300", ELF::EM_MN10300 }, | |||
| 992 | ENUM_ENT(EM_MN10200, "Matsushita MN10200"){ "EM_MN10200", "Matsushita MN10200", ELF::EM_MN10200 }, | |||
| 993 | ENUM_ENT(EM_PJ, "picoJava"){ "EM_PJ", "picoJava", ELF::EM_PJ }, | |||
| 994 | ENUM_ENT(EM_OPENRISC, "OpenRISC 32-bit embedded processor"){ "EM_OPENRISC", "OpenRISC 32-bit embedded processor", ELF::EM_OPENRISC }, | |||
| 995 | ENUM_ENT(EM_ARC_COMPACT, "EM_ARC_COMPACT"){ "EM_ARC_COMPACT", "EM_ARC_COMPACT", ELF::EM_ARC_COMPACT }, | |||
| 996 | ENUM_ENT(EM_XTENSA, "Tensilica Xtensa Processor"){ "EM_XTENSA", "Tensilica Xtensa Processor", ELF::EM_XTENSA }, | |||
| 997 | ENUM_ENT(EM_VIDEOCORE, "Alphamosaic VideoCore processor"){ "EM_VIDEOCORE", "Alphamosaic VideoCore processor", ELF::EM_VIDEOCORE }, | |||
| 998 | ENUM_ENT(EM_TMM_GPP, "Thompson Multimedia General Purpose Processor"){ "EM_TMM_GPP", "Thompson Multimedia General Purpose Processor" , ELF::EM_TMM_GPP }, | |||
| 999 | ENUM_ENT(EM_NS32K, "National Semiconductor 32000 series"){ "EM_NS32K", "National Semiconductor 32000 series", ELF::EM_NS32K }, | |||
| 1000 | ENUM_ENT(EM_TPC, "Tenor Network TPC processor"){ "EM_TPC", "Tenor Network TPC processor", ELF::EM_TPC }, | |||
| 1001 | ENUM_ENT(EM_SNP1K, "EM_SNP1K"){ "EM_SNP1K", "EM_SNP1K", ELF::EM_SNP1K }, | |||
| 1002 | ENUM_ENT(EM_ST200, "STMicroelectronics ST200 microcontroller"){ "EM_ST200", "STMicroelectronics ST200 microcontroller", ELF ::EM_ST200 }, | |||
| 1003 | ENUM_ENT(EM_IP2K, "Ubicom IP2xxx 8-bit microcontrollers"){ "EM_IP2K", "Ubicom IP2xxx 8-bit microcontrollers", ELF::EM_IP2K }, | |||
| 1004 | ENUM_ENT(EM_MAX, "MAX Processor"){ "EM_MAX", "MAX Processor", ELF::EM_MAX }, | |||
| 1005 | ENUM_ENT(EM_CR, "National Semiconductor CompactRISC"){ "EM_CR", "National Semiconductor CompactRISC", ELF::EM_CR }, | |||
| 1006 | ENUM_ENT(EM_F2MC16, "Fujitsu F2MC16"){ "EM_F2MC16", "Fujitsu F2MC16", ELF::EM_F2MC16 }, | |||
| 1007 | ENUM_ENT(EM_MSP430, "Texas Instruments msp430 microcontroller"){ "EM_MSP430", "Texas Instruments msp430 microcontroller", ELF ::EM_MSP430 }, | |||
| 1008 | ENUM_ENT(EM_BLACKFIN, "Analog Devices Blackfin"){ "EM_BLACKFIN", "Analog Devices Blackfin", ELF::EM_BLACKFIN }, | |||
| 1009 | ENUM_ENT(EM_SE_C33, "S1C33 Family of Seiko Epson processors"){ "EM_SE_C33", "S1C33 Family of Seiko Epson processors", ELF:: EM_SE_C33 }, | |||
| 1010 | ENUM_ENT(EM_SEP, "Sharp embedded microprocessor"){ "EM_SEP", "Sharp embedded microprocessor", ELF::EM_SEP }, | |||
| 1011 | ENUM_ENT(EM_ARCA, "Arca RISC microprocessor"){ "EM_ARCA", "Arca RISC microprocessor", ELF::EM_ARCA }, | |||
| 1012 | ENUM_ENT(EM_UNICORE, "Unicore"){ "EM_UNICORE", "Unicore", ELF::EM_UNICORE }, | |||
| 1013 | ENUM_ENT(EM_EXCESS, "eXcess 16/32/64-bit configurable embedded CPU"){ "EM_EXCESS", "eXcess 16/32/64-bit configurable embedded CPU" , ELF::EM_EXCESS }, | |||
| 1014 | ENUM_ENT(EM_DXP, "Icera Semiconductor Inc. Deep Execution Processor"){ "EM_DXP", "Icera Semiconductor Inc. Deep Execution Processor" , ELF::EM_DXP }, | |||
| 1015 | ENUM_ENT(EM_ALTERA_NIOS2, "Altera Nios"){ "EM_ALTERA_NIOS2", "Altera Nios", ELF::EM_ALTERA_NIOS2 }, | |||
| 1016 | ENUM_ENT(EM_CRX, "National Semiconductor CRX microprocessor"){ "EM_CRX", "National Semiconductor CRX microprocessor", ELF:: EM_CRX }, | |||
| 1017 | ENUM_ENT(EM_XGATE, "Motorola XGATE embedded processor"){ "EM_XGATE", "Motorola XGATE embedded processor", ELF::EM_XGATE }, | |||
| 1018 | ENUM_ENT(EM_C166, "Infineon Technologies xc16x"){ "EM_C166", "Infineon Technologies xc16x", ELF::EM_C166 }, | |||
| 1019 | ENUM_ENT(EM_M16C, "Renesas M16C"){ "EM_M16C", "Renesas M16C", ELF::EM_M16C }, | |||
| 1020 | ENUM_ENT(EM_DSPIC30F, "Microchip Technology dsPIC30F Digital Signal Controller"){ "EM_DSPIC30F", "Microchip Technology dsPIC30F Digital Signal Controller" , ELF::EM_DSPIC30F }, | |||
| 1021 | ENUM_ENT(EM_CE, "Freescale Communication Engine RISC core"){ "EM_CE", "Freescale Communication Engine RISC core", ELF::EM_CE }, | |||
| 1022 | ENUM_ENT(EM_M32C, "Renesas M32C"){ "EM_M32C", "Renesas M32C", ELF::EM_M32C }, | |||
| 1023 | ENUM_ENT(EM_TSK3000, "Altium TSK3000 core"){ "EM_TSK3000", "Altium TSK3000 core", ELF::EM_TSK3000 }, | |||
| 1024 | ENUM_ENT(EM_RS08, "Freescale RS08 embedded processor"){ "EM_RS08", "Freescale RS08 embedded processor", ELF::EM_RS08 }, | |||
| 1025 | ENUM_ENT(EM_SHARC, "EM_SHARC"){ "EM_SHARC", "EM_SHARC", ELF::EM_SHARC }, | |||
| 1026 | ENUM_ENT(EM_ECOG2, "Cyan Technology eCOG2 microprocessor"){ "EM_ECOG2", "Cyan Technology eCOG2 microprocessor", ELF::EM_ECOG2 }, | |||
| 1027 | ENUM_ENT(EM_SCORE7, "SUNPLUS S+Core"){ "EM_SCORE7", "SUNPLUS S+Core", ELF::EM_SCORE7 }, | |||
| 1028 | ENUM_ENT(EM_DSP24, "New Japan Radio (NJR) 24-bit DSP Processor"){ "EM_DSP24", "New Japan Radio (NJR) 24-bit DSP Processor", ELF ::EM_DSP24 }, | |||
| 1029 | ENUM_ENT(EM_VIDEOCORE3, "Broadcom VideoCore III processor"){ "EM_VIDEOCORE3", "Broadcom VideoCore III processor", ELF::EM_VIDEOCORE3 }, | |||
| 1030 | ENUM_ENT(EM_LATTICEMICO32, "Lattice Mico32"){ "EM_LATTICEMICO32", "Lattice Mico32", ELF::EM_LATTICEMICO32 }, | |||
| 1031 | ENUM_ENT(EM_SE_C17, "Seiko Epson C17 family"){ "EM_SE_C17", "Seiko Epson C17 family", ELF::EM_SE_C17 }, | |||
| 1032 | ENUM_ENT(EM_TI_C6000, "Texas Instruments TMS320C6000 DSP family"){ "EM_TI_C6000", "Texas Instruments TMS320C6000 DSP family", ELF ::EM_TI_C6000 }, | |||
| 1033 | ENUM_ENT(EM_TI_C2000, "Texas Instruments TMS320C2000 DSP family"){ "EM_TI_C2000", "Texas Instruments TMS320C2000 DSP family", ELF ::EM_TI_C2000 }, | |||
| 1034 | ENUM_ENT(EM_TI_C5500, "Texas Instruments TMS320C55x DSP family"){ "EM_TI_C5500", "Texas Instruments TMS320C55x DSP family", ELF ::EM_TI_C5500 }, | |||
| 1035 | ENUM_ENT(EM_MMDSP_PLUS, "STMicroelectronics 64bit VLIW Data Signal Processor"){ "EM_MMDSP_PLUS", "STMicroelectronics 64bit VLIW Data Signal Processor" , ELF::EM_MMDSP_PLUS }, | |||
| 1036 | ENUM_ENT(EM_CYPRESS_M8C, "Cypress M8C microprocessor"){ "EM_CYPRESS_M8C", "Cypress M8C microprocessor", ELF::EM_CYPRESS_M8C }, | |||
| 1037 | ENUM_ENT(EM_R32C, "Renesas R32C series microprocessors"){ "EM_R32C", "Renesas R32C series microprocessors", ELF::EM_R32C }, | |||
| 1038 | ENUM_ENT(EM_TRIMEDIA, "NXP Semiconductors TriMedia architecture family"){ "EM_TRIMEDIA", "NXP Semiconductors TriMedia architecture family" , ELF::EM_TRIMEDIA }, | |||
| 1039 | ENUM_ENT(EM_HEXAGON, "Qualcomm Hexagon"){ "EM_HEXAGON", "Qualcomm Hexagon", ELF::EM_HEXAGON }, | |||
| 1040 | ENUM_ENT(EM_8051, "Intel 8051 and variants"){ "EM_8051", "Intel 8051 and variants", ELF::EM_8051 }, | |||
| 1041 | ENUM_ENT(EM_STXP7X, "STMicroelectronics STxP7x family"){ "EM_STXP7X", "STMicroelectronics STxP7x family", ELF::EM_STXP7X }, | |||
| 1042 | ENUM_ENT(EM_NDS32, "Andes Technology compact code size embedded RISC processor family"){ "EM_NDS32", "Andes Technology compact code size embedded RISC processor family" , ELF::EM_NDS32 }, | |||
| 1043 | ENUM_ENT(EM_ECOG1, "Cyan Technology eCOG1 microprocessor"){ "EM_ECOG1", "Cyan Technology eCOG1 microprocessor", ELF::EM_ECOG1 }, | |||
| 1044 | ENUM_ENT(EM_ECOG1X, "Cyan Technology eCOG1X family"){ "EM_ECOG1X", "Cyan Technology eCOG1X family", ELF::EM_ECOG1X }, | |||
| 1045 | ENUM_ENT(EM_MAXQ30, "Dallas Semiconductor MAXQ30 Core microcontrollers"){ "EM_MAXQ30", "Dallas Semiconductor MAXQ30 Core microcontrollers" , ELF::EM_MAXQ30 }, | |||
| 1046 | ENUM_ENT(EM_XIMO16, "New Japan Radio (NJR) 16-bit DSP Processor"){ "EM_XIMO16", "New Japan Radio (NJR) 16-bit DSP Processor", ELF ::EM_XIMO16 }, | |||
| 1047 | ENUM_ENT(EM_MANIK, "M2000 Reconfigurable RISC Microprocessor"){ "EM_MANIK", "M2000 Reconfigurable RISC Microprocessor", ELF ::EM_MANIK }, | |||
| 1048 | ENUM_ENT(EM_CRAYNV2, "Cray Inc. NV2 vector architecture"){ "EM_CRAYNV2", "Cray Inc. NV2 vector architecture", ELF::EM_CRAYNV2 }, | |||
| 1049 | ENUM_ENT(EM_RX, "Renesas RX"){ "EM_RX", "Renesas RX", ELF::EM_RX }, | |||
| 1050 | ENUM_ENT(EM_METAG, "Imagination Technologies Meta processor architecture"){ "EM_METAG", "Imagination Technologies Meta processor architecture" , ELF::EM_METAG }, | |||
| 1051 | ENUM_ENT(EM_MCST_ELBRUS, "MCST Elbrus general purpose hardware architecture"){ "EM_MCST_ELBRUS", "MCST Elbrus general purpose hardware architecture" , ELF::EM_MCST_ELBRUS }, | |||
| 1052 | ENUM_ENT(EM_ECOG16, "Cyan Technology eCOG16 family"){ "EM_ECOG16", "Cyan Technology eCOG16 family", ELF::EM_ECOG16 }, | |||
| 1053 | ENUM_ENT(EM_CR16, "Xilinx MicroBlaze"){ "EM_CR16", "Xilinx MicroBlaze", ELF::EM_CR16 }, | |||
| 1054 | ENUM_ENT(EM_ETPU, "Freescale Extended Time Processing Unit"){ "EM_ETPU", "Freescale Extended Time Processing Unit", ELF:: EM_ETPU }, | |||
| 1055 | ENUM_ENT(EM_SLE9X, "Infineon Technologies SLE9X core"){ "EM_SLE9X", "Infineon Technologies SLE9X core", ELF::EM_SLE9X }, | |||
| 1056 | ENUM_ENT(EM_L10M, "EM_L10M"){ "EM_L10M", "EM_L10M", ELF::EM_L10M }, | |||
| 1057 | ENUM_ENT(EM_K10M, "EM_K10M"){ "EM_K10M", "EM_K10M", ELF::EM_K10M }, | |||
| 1058 | ENUM_ENT(EM_AARCH64, "AArch64"){ "EM_AARCH64", "AArch64", ELF::EM_AARCH64 }, | |||
| 1059 | ENUM_ENT(EM_AVR32, "Atmel Corporation 32-bit microprocessor family"){ "EM_AVR32", "Atmel Corporation 32-bit microprocessor family" , ELF::EM_AVR32 }, | |||
| 1060 | ENUM_ENT(EM_STM8, "STMicroeletronics STM8 8-bit microcontroller"){ "EM_STM8", "STMicroeletronics STM8 8-bit microcontroller", ELF ::EM_STM8 }, | |||
| 1061 | ENUM_ENT(EM_TILE64, "Tilera TILE64 multicore architecture family"){ "EM_TILE64", "Tilera TILE64 multicore architecture family", ELF::EM_TILE64 }, | |||
| 1062 | ENUM_ENT(EM_TILEPRO, "Tilera TILEPro multicore architecture family"){ "EM_TILEPRO", "Tilera TILEPro multicore architecture family" , ELF::EM_TILEPRO }, | |||
| 1063 | ENUM_ENT(EM_CUDA, "NVIDIA CUDA architecture"){ "EM_CUDA", "NVIDIA CUDA architecture", ELF::EM_CUDA }, | |||
| 1064 | ENUM_ENT(EM_TILEGX, "Tilera TILE-Gx multicore architecture family"){ "EM_TILEGX", "Tilera TILE-Gx multicore architecture family" , ELF::EM_TILEGX }, | |||
| 1065 | ENUM_ENT(EM_CLOUDSHIELD, "EM_CLOUDSHIELD"){ "EM_CLOUDSHIELD", "EM_CLOUDSHIELD", ELF::EM_CLOUDSHIELD }, | |||
| 1066 | ENUM_ENT(EM_COREA_1ST, "EM_COREA_1ST"){ "EM_COREA_1ST", "EM_COREA_1ST", ELF::EM_COREA_1ST }, | |||
| 1067 | ENUM_ENT(EM_COREA_2ND, "EM_COREA_2ND"){ "EM_COREA_2ND", "EM_COREA_2ND", ELF::EM_COREA_2ND }, | |||
| 1068 | ENUM_ENT(EM_ARC_COMPACT2, "EM_ARC_COMPACT2"){ "EM_ARC_COMPACT2", "EM_ARC_COMPACT2", ELF::EM_ARC_COMPACT2 }, | |||
| 1069 | ENUM_ENT(EM_OPEN8, "EM_OPEN8"){ "EM_OPEN8", "EM_OPEN8", ELF::EM_OPEN8 }, | |||
| 1070 | ENUM_ENT(EM_RL78, "Renesas RL78"){ "EM_RL78", "Renesas RL78", ELF::EM_RL78 }, | |||
| 1071 | ENUM_ENT(EM_VIDEOCORE5, "Broadcom VideoCore V processor"){ "EM_VIDEOCORE5", "Broadcom VideoCore V processor", ELF::EM_VIDEOCORE5 }, | |||
| 1072 | ENUM_ENT(EM_78KOR, "EM_78KOR"){ "EM_78KOR", "EM_78KOR", ELF::EM_78KOR }, | |||
| 1073 | ENUM_ENT(EM_56800EX, "EM_56800EX"){ "EM_56800EX", "EM_56800EX", ELF::EM_56800EX }, | |||
| 1074 | ENUM_ENT(EM_AMDGPU, "EM_AMDGPU"){ "EM_AMDGPU", "EM_AMDGPU", ELF::EM_AMDGPU }, | |||
| 1075 | ENUM_ENT(EM_RISCV, "RISC-V"){ "EM_RISCV", "RISC-V", ELF::EM_RISCV }, | |||
| 1076 | ENUM_ENT(EM_LANAI, "EM_LANAI"){ "EM_LANAI", "EM_LANAI", ELF::EM_LANAI }, | |||
| 1077 | ENUM_ENT(EM_BPF, "EM_BPF"){ "EM_BPF", "EM_BPF", ELF::EM_BPF }, | |||
| 1078 | }; | |||
| 1079 | ||||
| 1080 | static const EnumEntry<unsigned> ElfSymbolBindings[] = { | |||
| 1081 | {"Local", "LOCAL", ELF::STB_LOCAL}, | |||
| 1082 | {"Global", "GLOBAL", ELF::STB_GLOBAL}, | |||
| 1083 | {"Weak", "WEAK", ELF::STB_WEAK}, | |||
| 1084 | {"Unique", "UNIQUE", ELF::STB_GNU_UNIQUE}}; | |||
| 1085 | ||||
| 1086 | static const EnumEntry<unsigned> ElfSymbolVisibilities[] = { | |||
| 1087 | {"DEFAULT", "DEFAULT", ELF::STV_DEFAULT}, | |||
| 1088 | {"INTERNAL", "INTERNAL", ELF::STV_INTERNAL}, | |||
| 1089 | {"HIDDEN", "HIDDEN", ELF::STV_HIDDEN}, | |||
| 1090 | {"PROTECTED", "PROTECTED", ELF::STV_PROTECTED}}; | |||
| 1091 | ||||
| 1092 | static const EnumEntry<unsigned> ElfSymbolTypes[] = { | |||
| 1093 | {"None", "NOTYPE", ELF::STT_NOTYPE}, | |||
| 1094 | {"Object", "OBJECT", ELF::STT_OBJECT}, | |||
| 1095 | {"Function", "FUNC", ELF::STT_FUNC}, | |||
| 1096 | {"Section", "SECTION", ELF::STT_SECTION}, | |||
| 1097 | {"File", "FILE", ELF::STT_FILE}, | |||
| 1098 | {"Common", "COMMON", ELF::STT_COMMON}, | |||
| 1099 | {"TLS", "TLS", ELF::STT_TLS}, | |||
| 1100 | {"GNU_IFunc", "IFUNC", ELF::STT_GNU_IFUNC}}; | |||
| 1101 | ||||
| 1102 | static const EnumEntry<unsigned> AMDGPUSymbolTypes[] = { | |||
| 1103 | { "AMDGPU_HSA_KERNEL", ELF::STT_AMDGPU_HSA_KERNEL } | |||
| 1104 | }; | |||
| 1105 | ||||
| 1106 | static const char *getGroupType(uint32_t Flag) { | |||
| 1107 | if (Flag & ELF::GRP_COMDAT) | |||
| 1108 | return "COMDAT"; | |||
| 1109 | else | |||
| 1110 | return "(unknown)"; | |||
| 1111 | } | |||
| 1112 | ||||
| 1113 | static const EnumEntry<unsigned> ElfSectionFlags[] = { | |||
| 1114 | ENUM_ENT(SHF_WRITE, "W"){ "SHF_WRITE", "W", ELF::SHF_WRITE }, | |||
| 1115 | ENUM_ENT(SHF_ALLOC, "A"){ "SHF_ALLOC", "A", ELF::SHF_ALLOC }, | |||
| 1116 | ENUM_ENT(SHF_EXCLUDE, "E"){ "SHF_EXCLUDE", "E", ELF::SHF_EXCLUDE }, | |||
| 1117 | ENUM_ENT(SHF_EXECINSTR, "X"){ "SHF_EXECINSTR", "X", ELF::SHF_EXECINSTR }, | |||
| 1118 | ENUM_ENT(SHF_MERGE, "M"){ "SHF_MERGE", "M", ELF::SHF_MERGE }, | |||
| 1119 | ENUM_ENT(SHF_STRINGS, "S"){ "SHF_STRINGS", "S", ELF::SHF_STRINGS }, | |||
| 1120 | ENUM_ENT(SHF_INFO_LINK, "I"){ "SHF_INFO_LINK", "I", ELF::SHF_INFO_LINK }, | |||
| 1121 | ENUM_ENT(SHF_LINK_ORDER, "L"){ "SHF_LINK_ORDER", "L", ELF::SHF_LINK_ORDER }, | |||
| 1122 | ENUM_ENT(SHF_OS_NONCONFORMING, "o"){ "SHF_OS_NONCONFORMING", "o", ELF::SHF_OS_NONCONFORMING }, | |||
| 1123 | ENUM_ENT(SHF_GROUP, "G"){ "SHF_GROUP", "G", ELF::SHF_GROUP }, | |||
| 1124 | ENUM_ENT(SHF_TLS, "T"){ "SHF_TLS", "T", ELF::SHF_TLS }, | |||
| 1125 | ENUM_ENT(SHF_MASKOS, "o"){ "SHF_MASKOS", "o", ELF::SHF_MASKOS }, | |||
| 1126 | ENUM_ENT(SHF_MASKPROC, "p"){ "SHF_MASKPROC", "p", ELF::SHF_MASKPROC }, | |||
| 1127 | ENUM_ENT_1(SHF_COMPRESSED){ "SHF_COMPRESSED", "SHF_COMPRESSED", ELF::SHF_COMPRESSED }, | |||
| 1128 | }; | |||
| 1129 | ||||
| 1130 | static const EnumEntry<unsigned> ElfXCoreSectionFlags[] = { | |||
| 1131 | LLVM_READOBJ_ENUM_ENT(ELF, XCORE_SHF_CP_SECTION){ "XCORE_SHF_CP_SECTION", ELF::XCORE_SHF_CP_SECTION }, | |||
| 1132 | LLVM_READOBJ_ENUM_ENT(ELF, XCORE_SHF_DP_SECTION){ "XCORE_SHF_DP_SECTION", ELF::XCORE_SHF_DP_SECTION } | |||
| 1133 | }; | |||
| 1134 | ||||
| 1135 | static const EnumEntry<unsigned> ElfARMSectionFlags[] = { | |||
| 1136 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_ARM_PURECODE){ "SHF_ARM_PURECODE", ELF::SHF_ARM_PURECODE } | |||
| 1137 | }; | |||
| 1138 | ||||
| 1139 | static const EnumEntry<unsigned> ElfHexagonSectionFlags[] = { | |||
| 1140 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_HEX_GPREL){ "SHF_HEX_GPREL", ELF::SHF_HEX_GPREL } | |||
| 1141 | }; | |||
| 1142 | ||||
| 1143 | static const EnumEntry<unsigned> ElfMipsSectionFlags[] = { | |||
| 1144 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_NODUPES){ "SHF_MIPS_NODUPES", ELF::SHF_MIPS_NODUPES }, | |||
| 1145 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_NAMES ){ "SHF_MIPS_NAMES", ELF::SHF_MIPS_NAMES }, | |||
| 1146 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_LOCAL ){ "SHF_MIPS_LOCAL", ELF::SHF_MIPS_LOCAL }, | |||
| 1147 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_NOSTRIP){ "SHF_MIPS_NOSTRIP", ELF::SHF_MIPS_NOSTRIP }, | |||
| 1148 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_GPREL ){ "SHF_MIPS_GPREL", ELF::SHF_MIPS_GPREL }, | |||
| 1149 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_MERGE ){ "SHF_MIPS_MERGE", ELF::SHF_MIPS_MERGE }, | |||
| 1150 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_ADDR ){ "SHF_MIPS_ADDR", ELF::SHF_MIPS_ADDR }, | |||
| 1151 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_STRING ){ "SHF_MIPS_STRING", ELF::SHF_MIPS_STRING } | |||
| 1152 | }; | |||
| 1153 | ||||
| 1154 | static const EnumEntry<unsigned> ElfX86_64SectionFlags[] = { | |||
| 1155 | LLVM_READOBJ_ENUM_ENT(ELF, SHF_X86_64_LARGE){ "SHF_X86_64_LARGE", ELF::SHF_X86_64_LARGE } | |||
| 1156 | }; | |||
| 1157 | ||||
| 1158 | static std::string getGNUFlags(uint64_t Flags) { | |||
| 1159 | std::string Str; | |||
| 1160 | for (auto Entry : ElfSectionFlags) { | |||
| 1161 | uint64_t Flag = Entry.Value & Flags; | |||
| 1162 | Flags &= ~Entry.Value; | |||
| 1163 | switch (Flag) { | |||
| 1164 | case ELF::SHF_WRITE: | |||
| 1165 | case ELF::SHF_ALLOC: | |||
| 1166 | case ELF::SHF_EXECINSTR: | |||
| 1167 | case ELF::SHF_MERGE: | |||
| 1168 | case ELF::SHF_STRINGS: | |||
| 1169 | case ELF::SHF_INFO_LINK: | |||
| 1170 | case ELF::SHF_LINK_ORDER: | |||
| 1171 | case ELF::SHF_OS_NONCONFORMING: | |||
| 1172 | case ELF::SHF_GROUP: | |||
| 1173 | case ELF::SHF_TLS: | |||
| 1174 | case ELF::SHF_EXCLUDE: | |||
| 1175 | Str += Entry.AltName; | |||
| 1176 | break; | |||
| 1177 | default: | |||
| 1178 | if (Flag & ELF::SHF_MASKOS) | |||
| 1179 | Str += "o"; | |||
| 1180 | else if (Flag & ELF::SHF_MASKPROC) | |||
| 1181 | Str += "p"; | |||
| 1182 | else if (Flag) | |||
| 1183 | Str += "x"; | |||
| 1184 | } | |||
| 1185 | } | |||
| 1186 | return Str; | |||
| 1187 | } | |||
| 1188 | ||||
| 1189 | static const char *getElfSegmentType(unsigned Arch, unsigned Type) { | |||
| 1190 | // Check potentially overlapped processor-specific | |||
| 1191 | // program header type. | |||
| 1192 | switch (Arch) { | |||
| 1193 | case ELF::EM_ARM: | |||
| 1194 | switch (Type) { | |||
| 1195 | LLVM_READOBJ_ENUM_CASE(ELF, PT_ARM_EXIDX)case ELF::PT_ARM_EXIDX: return "PT_ARM_EXIDX";; | |||
| 1196 | } | |||
| 1197 | break; | |||
| 1198 | case ELF::EM_MIPS: | |||
| 1199 | case ELF::EM_MIPS_RS3_LE: | |||
| 1200 | switch (Type) { | |||
| 1201 | LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_REGINFO)case ELF::PT_MIPS_REGINFO: return "PT_MIPS_REGINFO";; | |||
| 1202 | LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_RTPROC)case ELF::PT_MIPS_RTPROC: return "PT_MIPS_RTPROC";; | |||
| 1203 | LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_OPTIONS)case ELF::PT_MIPS_OPTIONS: return "PT_MIPS_OPTIONS";; | |||
| 1204 | LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_ABIFLAGS)case ELF::PT_MIPS_ABIFLAGS: return "PT_MIPS_ABIFLAGS";; | |||
| 1205 | } | |||
| 1206 | break; | |||
| 1207 | } | |||
| 1208 | ||||
| 1209 | switch (Type) { | |||
| 1210 | LLVM_READOBJ_ENUM_CASE(ELF, PT_NULL )case ELF::PT_NULL: return "PT_NULL";; | |||
| 1211 | LLVM_READOBJ_ENUM_CASE(ELF, PT_LOAD )case ELF::PT_LOAD: return "PT_LOAD";; | |||
| 1212 | LLVM_READOBJ_ENUM_CASE(ELF, PT_DYNAMIC)case ELF::PT_DYNAMIC: return "PT_DYNAMIC";; | |||
| 1213 | LLVM_READOBJ_ENUM_CASE(ELF, PT_INTERP )case ELF::PT_INTERP: return "PT_INTERP";; | |||
| 1214 | LLVM_READOBJ_ENUM_CASE(ELF, PT_NOTE )case ELF::PT_NOTE: return "PT_NOTE";; | |||
| 1215 | LLVM_READOBJ_ENUM_CASE(ELF, PT_SHLIB )case ELF::PT_SHLIB: return "PT_SHLIB";; | |||
| 1216 | LLVM_READOBJ_ENUM_CASE(ELF, PT_PHDR )case ELF::PT_PHDR: return "PT_PHDR";; | |||
| 1217 | LLVM_READOBJ_ENUM_CASE(ELF, PT_TLS )case ELF::PT_TLS: return "PT_TLS";; | |||
| 1218 | ||||
| 1219 | LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_EH_FRAME)case ELF::PT_GNU_EH_FRAME: return "PT_GNU_EH_FRAME";; | |||
| 1220 | LLVM_READOBJ_ENUM_CASE(ELF, PT_SUNW_UNWIND)case ELF::PT_SUNW_UNWIND: return "PT_SUNW_UNWIND";; | |||
| 1221 | ||||
| 1222 | LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_STACK)case ELF::PT_GNU_STACK: return "PT_GNU_STACK";; | |||
| 1223 | LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_RELRO)case ELF::PT_GNU_RELRO: return "PT_GNU_RELRO";; | |||
| 1224 | ||||
| 1225 | LLVM_READOBJ_ENUM_CASE(ELF, PT_OPENBSD_RANDOMIZE)case ELF::PT_OPENBSD_RANDOMIZE: return "PT_OPENBSD_RANDOMIZE" ;; | |||
| 1226 | LLVM_READOBJ_ENUM_CASE(ELF, PT_OPENBSD_WXNEEDED)case ELF::PT_OPENBSD_WXNEEDED: return "PT_OPENBSD_WXNEEDED";; | |||
| 1227 | LLVM_READOBJ_ENUM_CASE(ELF, PT_OPENBSD_BOOTDATA)case ELF::PT_OPENBSD_BOOTDATA: return "PT_OPENBSD_BOOTDATA";; | |||
| 1228 | ||||
| 1229 | default: return ""; | |||
| 1230 | } | |||
| 1231 | } | |||
| 1232 | ||||
| 1233 | static std::string getElfPtType(unsigned Arch, unsigned Type) { | |||
| 1234 | switch (Type) { | |||
| 1235 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_NULL)case ELF::PT_NULL: return std::string("PT_NULL").substr(3); | |||
| 1236 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_LOAD)case ELF::PT_LOAD: return std::string("PT_LOAD").substr(3); | |||
| 1237 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_DYNAMIC)case ELF::PT_DYNAMIC: return std::string("PT_DYNAMIC").substr (3); | |||
| 1238 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_INTERP)case ELF::PT_INTERP: return std::string("PT_INTERP").substr(3 ); | |||
| 1239 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_NOTE)case ELF::PT_NOTE: return std::string("PT_NOTE").substr(3); | |||
| 1240 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_SHLIB)case ELF::PT_SHLIB: return std::string("PT_SHLIB").substr(3); | |||
| 1241 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_PHDR)case ELF::PT_PHDR: return std::string("PT_PHDR").substr(3); | |||
| 1242 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_TLS)case ELF::PT_TLS: return std::string("PT_TLS").substr(3); | |||
| 1243 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_GNU_EH_FRAME)case ELF::PT_GNU_EH_FRAME: return std::string("PT_GNU_EH_FRAME" ).substr(3); | |||
| 1244 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_SUNW_UNWIND)case ELF::PT_SUNW_UNWIND: return std::string("PT_SUNW_UNWIND" ).substr(3); | |||
| 1245 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_GNU_STACK)case ELF::PT_GNU_STACK: return std::string("PT_GNU_STACK").substr (3); | |||
| 1246 | LLVM_READOBJ_PHDR_ENUM(ELF, PT_GNU_RELRO)case ELF::PT_GNU_RELRO: return std::string("PT_GNU_RELRO").substr (3); | |||
| 1247 | default: | |||
| 1248 | // All machine specific PT_* types | |||
| 1249 | switch (Arch) { | |||
| 1250 | case ELF::EM_ARM: | |||
| 1251 | if (Type == ELF::PT_ARM_EXIDX) | |||
| 1252 | return "EXIDX"; | |||
| 1253 | break; | |||
| 1254 | case ELF::EM_MIPS: | |||
| 1255 | case ELF::EM_MIPS_RS3_LE: | |||
| 1256 | switch (Type) { | |||
| 1257 | case PT_MIPS_REGINFO: | |||
| 1258 | return "REGINFO"; | |||
| 1259 | case PT_MIPS_RTPROC: | |||
| 1260 | return "RTPROC"; | |||
| 1261 | case PT_MIPS_OPTIONS: | |||
| 1262 | return "OPTIONS"; | |||
| 1263 | case PT_MIPS_ABIFLAGS: | |||
| 1264 | return "ABIFLAGS"; | |||
| 1265 | } | |||
| 1266 | break; | |||
| 1267 | } | |||
| 1268 | } | |||
| 1269 | return std::string("<unknown>: ") + to_string(format_hex(Type, 1)); | |||
| 1270 | } | |||
| 1271 | ||||
| 1272 | static const EnumEntry<unsigned> ElfSegmentFlags[] = { | |||
| 1273 | LLVM_READOBJ_ENUM_ENT(ELF, PF_X){ "PF_X", ELF::PF_X }, | |||
| 1274 | LLVM_READOBJ_ENUM_ENT(ELF, PF_W){ "PF_W", ELF::PF_W }, | |||
| 1275 | LLVM_READOBJ_ENUM_ENT(ELF, PF_R){ "PF_R", ELF::PF_R } | |||
| 1276 | }; | |||
| 1277 | ||||
| 1278 | static const EnumEntry<unsigned> ElfHeaderMipsFlags[] = { | |||
| 1279 | ENUM_ENT(EF_MIPS_NOREORDER, "noreorder"){ "EF_MIPS_NOREORDER", "noreorder", ELF::EF_MIPS_NOREORDER }, | |||
| 1280 | ENUM_ENT(EF_MIPS_PIC, "pic"){ "EF_MIPS_PIC", "pic", ELF::EF_MIPS_PIC }, | |||
| 1281 | ENUM_ENT(EF_MIPS_CPIC, "cpic"){ "EF_MIPS_CPIC", "cpic", ELF::EF_MIPS_CPIC }, | |||
| 1282 | ENUM_ENT(EF_MIPS_ABI2, "abi2"){ "EF_MIPS_ABI2", "abi2", ELF::EF_MIPS_ABI2 }, | |||
| 1283 | ENUM_ENT(EF_MIPS_32BITMODE, "32bitmode"){ "EF_MIPS_32BITMODE", "32bitmode", ELF::EF_MIPS_32BITMODE }, | |||
| 1284 | ENUM_ENT(EF_MIPS_FP64, "fp64"){ "EF_MIPS_FP64", "fp64", ELF::EF_MIPS_FP64 }, | |||
| 1285 | ENUM_ENT(EF_MIPS_NAN2008, "nan2008"){ "EF_MIPS_NAN2008", "nan2008", ELF::EF_MIPS_NAN2008 }, | |||
| 1286 | ENUM_ENT(EF_MIPS_ABI_O32, "o32"){ "EF_MIPS_ABI_O32", "o32", ELF::EF_MIPS_ABI_O32 }, | |||
| 1287 | ENUM_ENT(EF_MIPS_ABI_O64, "o64"){ "EF_MIPS_ABI_O64", "o64", ELF::EF_MIPS_ABI_O64 }, | |||
| 1288 | ENUM_ENT(EF_MIPS_ABI_EABI32, "eabi32"){ "EF_MIPS_ABI_EABI32", "eabi32", ELF::EF_MIPS_ABI_EABI32 }, | |||
| 1289 | ENUM_ENT(EF_MIPS_ABI_EABI64, "eabi64"){ "EF_MIPS_ABI_EABI64", "eabi64", ELF::EF_MIPS_ABI_EABI64 }, | |||
| 1290 | ENUM_ENT(EF_MIPS_MACH_3900, "3900"){ "EF_MIPS_MACH_3900", "3900", ELF::EF_MIPS_MACH_3900 }, | |||
| 1291 | ENUM_ENT(EF_MIPS_MACH_4010, "4010"){ "EF_MIPS_MACH_4010", "4010", ELF::EF_MIPS_MACH_4010 }, | |||
| 1292 | ENUM_ENT(EF_MIPS_MACH_4100, "4100"){ "EF_MIPS_MACH_4100", "4100", ELF::EF_MIPS_MACH_4100 }, | |||
| 1293 | ENUM_ENT(EF_MIPS_MACH_4650, "4650"){ "EF_MIPS_MACH_4650", "4650", ELF::EF_MIPS_MACH_4650 }, | |||
| 1294 | ENUM_ENT(EF_MIPS_MACH_4120, "4120"){ "EF_MIPS_MACH_4120", "4120", ELF::EF_MIPS_MACH_4120 }, | |||
| 1295 | ENUM_ENT(EF_MIPS_MACH_4111, "4111"){ "EF_MIPS_MACH_4111", "4111", ELF::EF_MIPS_MACH_4111 }, | |||
| 1296 | ENUM_ENT(EF_MIPS_MACH_SB1, "sb1"){ "EF_MIPS_MACH_SB1", "sb1", ELF::EF_MIPS_MACH_SB1 }, | |||
| 1297 | ENUM_ENT(EF_MIPS_MACH_OCTEON, "octeon"){ "EF_MIPS_MACH_OCTEON", "octeon", ELF::EF_MIPS_MACH_OCTEON }, | |||
| 1298 | ENUM_ENT(EF_MIPS_MACH_XLR, "xlr"){ "EF_MIPS_MACH_XLR", "xlr", ELF::EF_MIPS_MACH_XLR }, | |||
| 1299 | ENUM_ENT(EF_MIPS_MACH_OCTEON2, "octeon2"){ "EF_MIPS_MACH_OCTEON2", "octeon2", ELF::EF_MIPS_MACH_OCTEON2 }, | |||
| 1300 | ENUM_ENT(EF_MIPS_MACH_OCTEON3, "octeon3"){ "EF_MIPS_MACH_OCTEON3", "octeon3", ELF::EF_MIPS_MACH_OCTEON3 }, | |||
| 1301 | ENUM_ENT(EF_MIPS_MACH_5400, "5400"){ "EF_MIPS_MACH_5400", "5400", ELF::EF_MIPS_MACH_5400 }, | |||
| 1302 | ENUM_ENT(EF_MIPS_MACH_5900, "5900"){ "EF_MIPS_MACH_5900", "5900", ELF::EF_MIPS_MACH_5900 }, | |||
| 1303 | ENUM_ENT(EF_MIPS_MACH_5500, "5500"){ "EF_MIPS_MACH_5500", "5500", ELF::EF_MIPS_MACH_5500 }, | |||
| 1304 | ENUM_ENT(EF_MIPS_MACH_9000, "9000"){ "EF_MIPS_MACH_9000", "9000", ELF::EF_MIPS_MACH_9000 }, | |||
| 1305 | ENUM_ENT(EF_MIPS_MACH_LS2E, "loongson-2e"){ "EF_MIPS_MACH_LS2E", "loongson-2e", ELF::EF_MIPS_MACH_LS2E }, | |||
| 1306 | ENUM_ENT(EF_MIPS_MACH_LS2F, "loongson-2f"){ "EF_MIPS_MACH_LS2F", "loongson-2f", ELF::EF_MIPS_MACH_LS2F }, | |||
| 1307 | ENUM_ENT(EF_MIPS_MACH_LS3A, "loongson-3a"){ "EF_MIPS_MACH_LS3A", "loongson-3a", ELF::EF_MIPS_MACH_LS3A }, | |||
| 1308 | ENUM_ENT(EF_MIPS_MICROMIPS, "micromips"){ "EF_MIPS_MICROMIPS", "micromips", ELF::EF_MIPS_MICROMIPS }, | |||
| 1309 | ENUM_ENT(EF_MIPS_ARCH_ASE_M16, "mips16"){ "EF_MIPS_ARCH_ASE_M16", "mips16", ELF::EF_MIPS_ARCH_ASE_M16 }, | |||
| 1310 | ENUM_ENT(EF_MIPS_ARCH_ASE_MDMX, "mdmx"){ "EF_MIPS_ARCH_ASE_MDMX", "mdmx", ELF::EF_MIPS_ARCH_ASE_MDMX }, | |||
| 1311 | ENUM_ENT(EF_MIPS_ARCH_1, "mips1"){ "EF_MIPS_ARCH_1", "mips1", ELF::EF_MIPS_ARCH_1 }, | |||
| 1312 | ENUM_ENT(EF_MIPS_ARCH_2, "mips2"){ "EF_MIPS_ARCH_2", "mips2", ELF::EF_MIPS_ARCH_2 }, | |||
| 1313 | ENUM_ENT(EF_MIPS_ARCH_3, "mips3"){ "EF_MIPS_ARCH_3", "mips3", ELF::EF_MIPS_ARCH_3 }, | |||
| 1314 | ENUM_ENT(EF_MIPS_ARCH_4, "mips4"){ "EF_MIPS_ARCH_4", "mips4", ELF::EF_MIPS_ARCH_4 }, | |||
| 1315 | ENUM_ENT(EF_MIPS_ARCH_5, "mips5"){ "EF_MIPS_ARCH_5", "mips5", ELF::EF_MIPS_ARCH_5 }, | |||
| 1316 | ENUM_ENT(EF_MIPS_ARCH_32, "mips32"){ "EF_MIPS_ARCH_32", "mips32", ELF::EF_MIPS_ARCH_32 }, | |||
| 1317 | ENUM_ENT(EF_MIPS_ARCH_64, "mips64"){ "EF_MIPS_ARCH_64", "mips64", ELF::EF_MIPS_ARCH_64 }, | |||
| 1318 | ENUM_ENT(EF_MIPS_ARCH_32R2, "mips32r2"){ "EF_MIPS_ARCH_32R2", "mips32r2", ELF::EF_MIPS_ARCH_32R2 }, | |||
| 1319 | ENUM_ENT(EF_MIPS_ARCH_64R2, "mips64r2"){ "EF_MIPS_ARCH_64R2", "mips64r2", ELF::EF_MIPS_ARCH_64R2 }, | |||
| 1320 | ENUM_ENT(EF_MIPS_ARCH_32R6, "mips32r6"){ "EF_MIPS_ARCH_32R6", "mips32r6", ELF::EF_MIPS_ARCH_32R6 }, | |||
| 1321 | ENUM_ENT(EF_MIPS_ARCH_64R6, "mips64r6"){ "EF_MIPS_ARCH_64R6", "mips64r6", ELF::EF_MIPS_ARCH_64R6 } | |||
| 1322 | }; | |||
| 1323 | ||||
| 1324 | static const EnumEntry<unsigned> ElfHeaderAMDGPUFlags[] = { | |||
| 1325 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_NONE){ "EF_AMDGPU_MACH_NONE", ELF::EF_AMDGPU_MACH_NONE }, | |||
| 1326 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_R600){ "EF_AMDGPU_MACH_R600_R600", ELF::EF_AMDGPU_MACH_R600_R600 }, | |||
| 1327 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_R630){ "EF_AMDGPU_MACH_R600_R630", ELF::EF_AMDGPU_MACH_R600_R630 }, | |||
| 1328 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_RS880){ "EF_AMDGPU_MACH_R600_RS880", ELF::EF_AMDGPU_MACH_R600_RS880 }, | |||
| 1329 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_RV670){ "EF_AMDGPU_MACH_R600_RV670", ELF::EF_AMDGPU_MACH_R600_RV670 }, | |||
| 1330 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_RV710){ "EF_AMDGPU_MACH_R600_RV710", ELF::EF_AMDGPU_MACH_R600_RV710 }, | |||
| 1331 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_RV730){ "EF_AMDGPU_MACH_R600_RV730", ELF::EF_AMDGPU_MACH_R600_RV730 }, | |||
| 1332 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_RV770){ "EF_AMDGPU_MACH_R600_RV770", ELF::EF_AMDGPU_MACH_R600_RV770 }, | |||
| 1333 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_CEDAR){ "EF_AMDGPU_MACH_R600_CEDAR", ELF::EF_AMDGPU_MACH_R600_CEDAR }, | |||
| 1334 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_CYPRESS){ "EF_AMDGPU_MACH_R600_CYPRESS", ELF::EF_AMDGPU_MACH_R600_CYPRESS }, | |||
| 1335 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_JUNIPER){ "EF_AMDGPU_MACH_R600_JUNIPER", ELF::EF_AMDGPU_MACH_R600_JUNIPER }, | |||
| 1336 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_REDWOOD){ "EF_AMDGPU_MACH_R600_REDWOOD", ELF::EF_AMDGPU_MACH_R600_REDWOOD }, | |||
| 1337 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_SUMO){ "EF_AMDGPU_MACH_R600_SUMO", ELF::EF_AMDGPU_MACH_R600_SUMO }, | |||
| 1338 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_BARTS){ "EF_AMDGPU_MACH_R600_BARTS", ELF::EF_AMDGPU_MACH_R600_BARTS }, | |||
| 1339 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_CAICOS){ "EF_AMDGPU_MACH_R600_CAICOS", ELF::EF_AMDGPU_MACH_R600_CAICOS }, | |||
| 1340 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_CAYMAN){ "EF_AMDGPU_MACH_R600_CAYMAN", ELF::EF_AMDGPU_MACH_R600_CAYMAN }, | |||
| 1341 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_R600_TURKS){ "EF_AMDGPU_MACH_R600_TURKS", ELF::EF_AMDGPU_MACH_R600_TURKS }, | |||
| 1342 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX600){ "EF_AMDGPU_MACH_AMDGCN_GFX600", ELF::EF_AMDGPU_MACH_AMDGCN_GFX600 }, | |||
| 1343 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX601){ "EF_AMDGPU_MACH_AMDGCN_GFX601", ELF::EF_AMDGPU_MACH_AMDGCN_GFX601 }, | |||
| 1344 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX700){ "EF_AMDGPU_MACH_AMDGCN_GFX700", ELF::EF_AMDGPU_MACH_AMDGCN_GFX700 }, | |||
| 1345 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX701){ "EF_AMDGPU_MACH_AMDGCN_GFX701", ELF::EF_AMDGPU_MACH_AMDGCN_GFX701 }, | |||
| 1346 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX702){ "EF_AMDGPU_MACH_AMDGCN_GFX702", ELF::EF_AMDGPU_MACH_AMDGCN_GFX702 }, | |||
| 1347 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX703){ "EF_AMDGPU_MACH_AMDGCN_GFX703", ELF::EF_AMDGPU_MACH_AMDGCN_GFX703 }, | |||
| 1348 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX704){ "EF_AMDGPU_MACH_AMDGCN_GFX704", ELF::EF_AMDGPU_MACH_AMDGCN_GFX704 }, | |||
| 1349 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX801){ "EF_AMDGPU_MACH_AMDGCN_GFX801", ELF::EF_AMDGPU_MACH_AMDGCN_GFX801 }, | |||
| 1350 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX802){ "EF_AMDGPU_MACH_AMDGCN_GFX802", ELF::EF_AMDGPU_MACH_AMDGCN_GFX802 }, | |||
| 1351 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX803){ "EF_AMDGPU_MACH_AMDGCN_GFX803", ELF::EF_AMDGPU_MACH_AMDGCN_GFX803 }, | |||
| 1352 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX810){ "EF_AMDGPU_MACH_AMDGCN_GFX810", ELF::EF_AMDGPU_MACH_AMDGCN_GFX810 }, | |||
| 1353 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX900){ "EF_AMDGPU_MACH_AMDGCN_GFX900", ELF::EF_AMDGPU_MACH_AMDGCN_GFX900 }, | |||
| 1354 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX902){ "EF_AMDGPU_MACH_AMDGCN_GFX902", ELF::EF_AMDGPU_MACH_AMDGCN_GFX902 }, | |||
| 1355 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX904){ "EF_AMDGPU_MACH_AMDGCN_GFX904", ELF::EF_AMDGPU_MACH_AMDGCN_GFX904 }, | |||
| 1356 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX906){ "EF_AMDGPU_MACH_AMDGCN_GFX906", ELF::EF_AMDGPU_MACH_AMDGCN_GFX906 }, | |||
| 1357 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_MACH_AMDGCN_GFX909){ "EF_AMDGPU_MACH_AMDGCN_GFX909", ELF::EF_AMDGPU_MACH_AMDGCN_GFX909 }, | |||
| 1358 | LLVM_READOBJ_ENUM_ENT(ELF, EF_AMDGPU_XNACK){ "EF_AMDGPU_XNACK", ELF::EF_AMDGPU_XNACK } | |||
| 1359 | }; | |||
| 1360 | ||||
| 1361 | static const EnumEntry<unsigned> ElfHeaderRISCVFlags[] = { | |||
| 1362 | ENUM_ENT(EF_RISCV_RVC, "RVC"){ "EF_RISCV_RVC", "RVC", ELF::EF_RISCV_RVC }, | |||
| 1363 | ENUM_ENT(EF_RISCV_FLOAT_ABI_SINGLE, "single-float ABI"){ "EF_RISCV_FLOAT_ABI_SINGLE", "single-float ABI", ELF::EF_RISCV_FLOAT_ABI_SINGLE }, | |||
| 1364 | ENUM_ENT(EF_RISCV_FLOAT_ABI_DOUBLE, "double-float ABI"){ "EF_RISCV_FLOAT_ABI_DOUBLE", "double-float ABI", ELF::EF_RISCV_FLOAT_ABI_DOUBLE }, | |||
| 1365 | ENUM_ENT(EF_RISCV_FLOAT_ABI_QUAD, "quad-float ABI"){ "EF_RISCV_FLOAT_ABI_QUAD", "quad-float ABI", ELF::EF_RISCV_FLOAT_ABI_QUAD }, | |||
| 1366 | ENUM_ENT(EF_RISCV_RVE, "RVE"){ "EF_RISCV_RVE", "RVE", ELF::EF_RISCV_RVE } | |||
| 1367 | }; | |||
| 1368 | ||||
| 1369 | static const EnumEntry<unsigned> ElfSymOtherFlags[] = { | |||
| 1370 | LLVM_READOBJ_ENUM_ENT(ELF, STV_INTERNAL){ "STV_INTERNAL", ELF::STV_INTERNAL }, | |||
| 1371 | LLVM_READOBJ_ENUM_ENT(ELF, STV_HIDDEN){ "STV_HIDDEN", ELF::STV_HIDDEN }, | |||
| 1372 | LLVM_READOBJ_ENUM_ENT(ELF, STV_PROTECTED){ "STV_PROTECTED", ELF::STV_PROTECTED } | |||
| 1373 | }; | |||
| 1374 | ||||
| 1375 | static const EnumEntry<unsigned> ElfMipsSymOtherFlags[] = { | |||
| 1376 | LLVM_READOBJ_ENUM_ENT(ELF, STO_MIPS_OPTIONAL){ "STO_MIPS_OPTIONAL", ELF::STO_MIPS_OPTIONAL }, | |||
| 1377 | LLVM_READOBJ_ENUM_ENT(ELF, STO_MIPS_PLT){ "STO_MIPS_PLT", ELF::STO_MIPS_PLT }, | |||
| 1378 | LLVM_READOBJ_ENUM_ENT(ELF, STO_MIPS_PIC){ "STO_MIPS_PIC", ELF::STO_MIPS_PIC }, | |||
| 1379 | LLVM_READOBJ_ENUM_ENT(ELF, STO_MIPS_MICROMIPS){ "STO_MIPS_MICROMIPS", ELF::STO_MIPS_MICROMIPS } | |||
| 1380 | }; | |||
| 1381 | ||||
| 1382 | static const EnumEntry<unsigned> ElfMips16SymOtherFlags[] = { | |||
| 1383 | LLVM_READOBJ_ENUM_ENT(ELF, STO_MIPS_OPTIONAL){ "STO_MIPS_OPTIONAL", ELF::STO_MIPS_OPTIONAL }, | |||
| 1384 | LLVM_READOBJ_ENUM_ENT(ELF, STO_MIPS_PLT){ "STO_MIPS_PLT", ELF::STO_MIPS_PLT }, | |||
| 1385 | LLVM_READOBJ_ENUM_ENT(ELF, STO_MIPS_MIPS16){ "STO_MIPS_MIPS16", ELF::STO_MIPS_MIPS16 } | |||
| 1386 | }; | |||
| 1387 | ||||
| 1388 | static const char *getElfMipsOptionsOdkType(unsigned Odk) { | |||
| 1389 | switch (Odk) { | |||
| 1390 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_NULL)case ELF::ODK_NULL: return "ODK_NULL";; | |||
| 1391 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_REGINFO)case ELF::ODK_REGINFO: return "ODK_REGINFO";; | |||
| 1392 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_EXCEPTIONS)case ELF::ODK_EXCEPTIONS: return "ODK_EXCEPTIONS";; | |||
| 1393 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_PAD)case ELF::ODK_PAD: return "ODK_PAD";; | |||
| 1394 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_HWPATCH)case ELF::ODK_HWPATCH: return "ODK_HWPATCH";; | |||
| 1395 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_FILL)case ELF::ODK_FILL: return "ODK_FILL";; | |||
| 1396 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_TAGS)case ELF::ODK_TAGS: return "ODK_TAGS";; | |||
| 1397 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_HWAND)case ELF::ODK_HWAND: return "ODK_HWAND";; | |||
| 1398 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_HWOR)case ELF::ODK_HWOR: return "ODK_HWOR";; | |||
| 1399 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_GP_GROUP)case ELF::ODK_GP_GROUP: return "ODK_GP_GROUP";; | |||
| 1400 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_IDENT)case ELF::ODK_IDENT: return "ODK_IDENT";; | |||
| 1401 | LLVM_READOBJ_ENUM_CASE(ELF, ODK_PAGESIZE)case ELF::ODK_PAGESIZE: return "ODK_PAGESIZE";; | |||
| 1402 | default: | |||
| 1403 | return "Unknown"; | |||
| 1404 | } | |||
| 1405 | } | |||
| 1406 | ||||
| 1407 | template <typename ELFT> | |||
| 1408 | ELFDumper<ELFT>::ELFDumper(const ELFFile<ELFT> *Obj, ScopedPrinter &Writer) | |||
| 1409 | : ObjDumper(Writer), Obj(Obj) { | |||
| 1410 | SmallVector<const Elf_Phdr *, 4> LoadSegments; | |||
| 1411 | for (const Elf_Phdr &Phdr : unwrapOrError(Obj->program_headers())) { | |||
| 1412 | if (Phdr.p_type == ELF::PT_DYNAMIC) { | |||
| 1413 | DynamicTable = createDRIFrom(&Phdr, sizeof(Elf_Dyn)); | |||
| 1414 | continue; | |||
| 1415 | } | |||
| 1416 | if (Phdr.p_type != ELF::PT_LOAD || Phdr.p_filesz == 0) | |||
| 1417 | continue; | |||
| 1418 | LoadSegments.push_back(&Phdr); | |||
| 1419 | } | |||
| 1420 | ||||
| 1421 | for (const Elf_Shdr &Sec : unwrapOrError(Obj->sections())) { | |||
| 1422 | switch (Sec.sh_type) { | |||
| 1423 | case ELF::SHT_SYMTAB: | |||
| 1424 | if (DotSymtabSec != nullptr) | |||
| 1425 | reportError("Multiple SHT_SYMTAB"); | |||
| 1426 | DotSymtabSec = &Sec; | |||
| 1427 | break; | |||
| 1428 | case ELF::SHT_DYNSYM: | |||
| 1429 | if (DynSymRegion.Size) | |||
| 1430 | reportError("Multiple SHT_DYNSYM"); | |||
| 1431 | DynSymRegion = createDRIFrom(&Sec); | |||
| 1432 | // This is only used (if Elf_Shdr present)for naming section in GNU style | |||
| 1433 | DynSymtabName = unwrapOrError(Obj->getSectionName(&Sec)); | |||
| 1434 | DynamicStringTable = unwrapOrError(Obj->getStringTableForSymtab(Sec)); | |||
| 1435 | break; | |||
| 1436 | case ELF::SHT_SYMTAB_SHNDX: | |||
| 1437 | ShndxTable = unwrapOrError(Obj->getSHNDXTable(Sec)); | |||
| 1438 | break; | |||
| 1439 | case ELF::SHT_GNU_versym: | |||
| 1440 | if (dot_gnu_version_sec != nullptr) | |||
| 1441 | reportError("Multiple SHT_GNU_versym"); | |||
| 1442 | dot_gnu_version_sec = &Sec; | |||
| 1443 | break; | |||
| 1444 | case ELF::SHT_GNU_verdef: | |||
| 1445 | if (dot_gnu_version_d_sec != nullptr) | |||
| 1446 | reportError("Multiple SHT_GNU_verdef"); | |||
| 1447 | dot_gnu_version_d_sec = &Sec; | |||
| 1448 | break; | |||
| 1449 | case ELF::SHT_GNU_verneed: | |||
| 1450 | if (dot_gnu_version_r_sec != nullptr) | |||
| 1451 | reportError("Multiple SHT_GNU_verneed"); | |||
| 1452 | dot_gnu_version_r_sec = &Sec; | |||
| 1453 | break; | |||
| 1454 | case ELF::SHT_LLVM_CALL_GRAPH_PROFILE: | |||
| 1455 | if (DotCGProfileSec != nullptr) | |||
| 1456 | reportError("Multiple .llvm.call-graph-profile"); | |||
| 1457 | DotCGProfileSec = &Sec; | |||
| 1458 | break; | |||
| 1459 | case ELF::SHT_LLVM_ADDRSIG: | |||
| 1460 | if (DotAddrsigSec != nullptr) | |||
| 1461 | reportError("Multiple .llvm_addrsig"); | |||
| 1462 | DotAddrsigSec = &Sec; | |||
| 1463 | break; | |||
| 1464 | } | |||
| 1465 | } | |||
| 1466 | ||||
| 1467 | parseDynamicTable(LoadSegments); | |||
| 1468 | ||||
| 1469 | if (opts::Output == opts::GNU) | |||
| 1470 | ELFDumperStyle.reset(new GNUStyle<ELFT>(Writer, this)); | |||
| 1471 | else | |||
| 1472 | ELFDumperStyle.reset(new LLVMStyle<ELFT>(Writer, this)); | |||
| 1473 | } | |||
| 1474 | ||||
| 1475 | template <typename ELFT> | |||
| 1476 | void ELFDumper<ELFT>::parseDynamicTable( | |||
| 1477 | ArrayRef<const Elf_Phdr *> LoadSegments) { | |||
| 1478 | auto toMappedAddr = [&](uint64_t VAddr) -> const uint8_t * { | |||
| 1479 | const Elf_Phdr *const *I = | |||
| 1480 | std::upper_bound(LoadSegments.begin(), LoadSegments.end(), VAddr, | |||
| 1481 | [](uint64_t VAddr, const Elf_Phdr_Impl<ELFT> *Phdr) { | |||
| 1482 | return VAddr < Phdr->p_vaddr; | |||
| 1483 | }); | |||
| 1484 | if (I == LoadSegments.begin()) | |||
| 1485 | report_fatal_error("Virtual address is not in any segment"); | |||
| 1486 | --I; | |||
| 1487 | const Elf_Phdr &Phdr = **I; | |||
| 1488 | uint64_t Delta = VAddr - Phdr.p_vaddr; | |||
| 1489 | if (Delta >= Phdr.p_filesz) | |||
| 1490 | report_fatal_error("Virtual address is not in any segment"); | |||
| 1491 | return Obj->base() + Phdr.p_offset + Delta; | |||
| 1492 | }; | |||
| 1493 | ||||
| 1494 | uint64_t SONameOffset = 0; | |||
| 1495 | const char *StringTableBegin = nullptr; | |||
| 1496 | uint64_t StringTableSize = 0; | |||
| 1497 | for (const Elf_Dyn &Dyn : dynamic_table()) { | |||
| 1498 | switch (Dyn.d_tag) { | |||
| 1499 | case ELF::DT_HASH: | |||
| 1500 | HashTable = | |||
| 1501 | reinterpret_cast<const Elf_Hash *>(toMappedAddr(Dyn.getPtr())); | |||
| 1502 | break; | |||
| 1503 | case ELF::DT_GNU_HASH: | |||
| 1504 | GnuHashTable = | |||
| 1505 | reinterpret_cast<const Elf_GnuHash *>(toMappedAddr(Dyn.getPtr())); | |||
| 1506 | break; | |||
| 1507 | case ELF::DT_STRTAB: | |||
| 1508 | StringTableBegin = (const char *)toMappedAddr(Dyn.getPtr()); | |||
| 1509 | break; | |||
| 1510 | case ELF::DT_STRSZ: | |||
| 1511 | StringTableSize = Dyn.getVal(); | |||
| 1512 | break; | |||
| 1513 | case ELF::DT_SYMTAB: | |||
| 1514 | DynSymRegion.Addr = toMappedAddr(Dyn.getPtr()); | |||
| 1515 | DynSymRegion.EntSize = sizeof(Elf_Sym); | |||
| 1516 | break; | |||
| 1517 | case ELF::DT_RELA: | |||
| 1518 | DynRelaRegion.Addr = toMappedAddr(Dyn.getPtr()); | |||
| 1519 | break; | |||
| 1520 | case ELF::DT_RELASZ: | |||
| 1521 | DynRelaRegion.Size = Dyn.getVal(); | |||
| 1522 | break; | |||
| 1523 | case ELF::DT_RELAENT: | |||
| 1524 | DynRelaRegion.EntSize = Dyn.getVal(); | |||
| 1525 | break; | |||
| 1526 | case ELF::DT_SONAME: | |||
| 1527 | SONameOffset = Dyn.getVal(); | |||
| 1528 | break; | |||
| 1529 | case ELF::DT_REL: | |||
| 1530 | DynRelRegion.Addr = toMappedAddr(Dyn.getPtr()); | |||
| 1531 | break; | |||
| 1532 | case ELF::DT_RELSZ: | |||
| 1533 | DynRelRegion.Size = Dyn.getVal(); | |||
| 1534 | break; | |||
| 1535 | case ELF::DT_RELENT: | |||
| 1536 | DynRelRegion.EntSize = Dyn.getVal(); | |||
| 1537 | break; | |||
| 1538 | case ELF::DT_RELR: | |||
| 1539 | case ELF::DT_ANDROID_RELR: | |||
| 1540 | DynRelrRegion.Addr = toMappedAddr(Dyn.getPtr()); | |||
| 1541 | break; | |||
| 1542 | case ELF::DT_RELRSZ: | |||
| 1543 | case ELF::DT_ANDROID_RELRSZ: | |||
| 1544 | DynRelrRegion.Size = Dyn.getVal(); | |||
| 1545 | break; | |||
| 1546 | case ELF::DT_RELRENT: | |||
| 1547 | case ELF::DT_ANDROID_RELRENT: | |||
| 1548 | DynRelrRegion.EntSize = Dyn.getVal(); | |||
| 1549 | break; | |||
| 1550 | case ELF::DT_PLTREL: | |||
| 1551 | if (Dyn.getVal() == DT_REL) | |||
| 1552 | DynPLTRelRegion.EntSize = sizeof(Elf_Rel); | |||
| 1553 | else if (Dyn.getVal() == DT_RELA) | |||
| 1554 | DynPLTRelRegion.EntSize = sizeof(Elf_Rela); | |||
| 1555 | else | |||
| 1556 | reportError(Twine("unknown DT_PLTREL value of ") + | |||
| 1557 | Twine((uint64_t)Dyn.getVal())); | |||
| 1558 | break; | |||
| 1559 | case ELF::DT_JMPREL: | |||
| 1560 | DynPLTRelRegion.Addr = toMappedAddr(Dyn.getPtr()); | |||
| 1561 | break; | |||
| 1562 | case ELF::DT_PLTRELSZ: | |||
| 1563 | DynPLTRelRegion.Size = Dyn.getVal(); | |||
| 1564 | break; | |||
| 1565 | } | |||
| 1566 | } | |||
| 1567 | if (StringTableBegin) | |||
| 1568 | DynamicStringTable = StringRef(StringTableBegin, StringTableSize); | |||
| 1569 | if (SONameOffset) | |||
| 1570 | SOName = getDynamicString(SONameOffset); | |||
| 1571 | } | |||
| 1572 | ||||
| 1573 | template <typename ELFT> | |||
| 1574 | typename ELFDumper<ELFT>::Elf_Rel_Range ELFDumper<ELFT>::dyn_rels() const { | |||
| 1575 | return DynRelRegion.getAsArrayRef<Elf_Rel>(); | |||
| 1576 | } | |||
| 1577 | ||||
| 1578 | template <typename ELFT> | |||
| 1579 | typename ELFDumper<ELFT>::Elf_Rela_Range ELFDumper<ELFT>::dyn_relas() const { | |||
| 1580 | return DynRelaRegion.getAsArrayRef<Elf_Rela>(); | |||
| 1581 | } | |||
| 1582 | ||||
| 1583 | template <typename ELFT> | |||
| 1584 | typename ELFDumper<ELFT>::Elf_Relr_Range ELFDumper<ELFT>::dyn_relrs() const { | |||
| 1585 | return DynRelrRegion.getAsArrayRef<Elf_Relr>(); | |||
| 1586 | } | |||
| 1587 | ||||
| 1588 | template<class ELFT> | |||
| 1589 | void ELFDumper<ELFT>::printFileHeaders() { | |||
| 1590 | ELFDumperStyle->printFileHeaders(Obj); | |||
| 1591 | } | |||
| 1592 | ||||
| 1593 | template<class ELFT> | |||
| 1594 | void ELFDumper<ELFT>::printSections() { | |||
| 1595 | ELFDumperStyle->printSections(Obj); | |||
| 1596 | } | |||
| 1597 | ||||
| 1598 | template<class ELFT> | |||
| 1599 | void ELFDumper<ELFT>::printRelocations() { | |||
| 1600 | ELFDumperStyle->printRelocations(Obj); | |||
| 1601 | } | |||
| 1602 | ||||
| 1603 | template <class ELFT> void ELFDumper<ELFT>::printProgramHeaders() { | |||
| 1604 | ELFDumperStyle->printProgramHeaders(Obj); | |||
| 1605 | } | |||
| 1606 | ||||
| 1607 | template <class ELFT> void ELFDumper<ELFT>::printDynamicRelocations() { | |||
| 1608 | ELFDumperStyle->printDynamicRelocations(Obj); | |||
| 1609 | } | |||
| 1610 | ||||
| 1611 | template<class ELFT> | |||
| 1612 | void ELFDumper<ELFT>::printSymbols() { | |||
| 1613 | ELFDumperStyle->printSymbols(Obj); | |||
| 1614 | } | |||
| 1615 | ||||
| 1616 | template<class ELFT> | |||
| 1617 | void ELFDumper<ELFT>::printDynamicSymbols() { | |||
| 1618 | ELFDumperStyle->printDynamicSymbols(Obj); | |||
| 1619 | } | |||
| 1620 | ||||
| 1621 | template <class ELFT> void ELFDumper<ELFT>::printHashHistogram() { | |||
| 1622 | ELFDumperStyle->printHashHistogram(Obj); | |||
| 1623 | } | |||
| 1624 | ||||
| 1625 | template <class ELFT> void ELFDumper<ELFT>::printCGProfile() { | |||
| 1626 | ELFDumperStyle->printCGProfile(Obj); | |||
| 1627 | } | |||
| 1628 | ||||
| 1629 | template <class ELFT> void ELFDumper<ELFT>::printNotes() { | |||
| 1630 | ELFDumperStyle->printNotes(Obj); | |||
| 1631 | } | |||
| 1632 | ||||
| 1633 | template <class ELFT> void ELFDumper<ELFT>::printELFLinkerOptions() { | |||
| 1634 | ELFDumperStyle->printELFLinkerOptions(Obj); | |||
| 1635 | } | |||
| 1636 | ||||
| 1637 | static const char *getTypeString(unsigned Arch, uint64_t Type) { | |||
| 1638 | #define DYNAMIC_TAG(n, v) | |||
| 1639 | switch (Arch) { | |||
| 1640 | case EM_HEXAGON: | |||
| 1641 | switch (Type) { | |||
| 1642 | #define HEXAGON_DYNAMIC_TAG(name, value) \ | |||
| 1643 | case DT_##name: \ | |||
| 1644 | return #name; | |||
| 1645 | #include "llvm/BinaryFormat/DynamicTags.def" | |||
| 1646 | #undef HEXAGON_DYNAMIC_TAG | |||
| 1647 | } | |||
| 1648 | break; | |||
| 1649 | ||||
| 1650 | case EM_MIPS: | |||
| 1651 | switch (Type) { | |||
| 1652 | #define MIPS_DYNAMIC_TAG(name, value) \ | |||
| 1653 | case DT_##name: \ | |||
| 1654 | return #name; | |||
| 1655 | #include "llvm/BinaryFormat/DynamicTags.def" | |||
| 1656 | #undef MIPS_DYNAMIC_TAG | |||
| 1657 | } | |||
| 1658 | break; | |||
| 1659 | ||||
| 1660 | case EM_PPC64: | |||
| 1661 | switch(Type) { | |||
| 1662 | #define PPC64_DYNAMIC_TAG(name, value) \ | |||
| 1663 | case DT_##name: \ | |||
| 1664 | return #name; | |||
| 1665 | #include "llvm/BinaryFormat/DynamicTags.def" | |||
| 1666 | #undef PPC64_DYNAMIC_TAG | |||
| 1667 | } | |||
| 1668 | break; | |||
| 1669 | } | |||
| 1670 | #undef DYNAMIC_TAG | |||
| 1671 | switch (Type) { | |||
| 1672 | // Now handle all dynamic tags except the architecture specific ones | |||
| 1673 | #define MIPS_DYNAMIC_TAG(name, value) | |||
| 1674 | #define HEXAGON_DYNAMIC_TAG(name, value) | |||
| 1675 | #define PPC64_DYNAMIC_TAG(name, value) | |||
| 1676 | // Also ignore marker tags such as DT_HIOS (maps to DT_VERNEEDNUM), etc. | |||
| 1677 | #define DYNAMIC_TAG_MARKER(name, value) | |||
| 1678 | #define DYNAMIC_TAG(name, value) \ | |||
| 1679 | case DT_##name: \ | |||
| 1680 | return #name; | |||
| 1681 | #include "llvm/BinaryFormat/DynamicTags.def" | |||
| 1682 | #undef DYNAMIC_TAG | |||
| 1683 | #undef MIPS_DYNAMIC_TAG | |||
| 1684 | #undef HEXAGON_DYNAMIC_TAG | |||
| 1685 | #undef PPC64_DYNAMIC_TAG | |||
| 1686 | #undef DYNAMIC_TAG_MARKER | |||
| 1687 | default: return "unknown"; | |||
| 1688 | } | |||
| 1689 | } | |||
| 1690 | ||||
| 1691 | #define LLVM_READOBJ_DT_FLAG_ENT(prefix, enum) \ | |||
| 1692 | { #enum, prefix##_##enum } | |||
| 1693 | ||||
| 1694 | static const EnumEntry<unsigned> ElfDynamicDTFlags[] = { | |||
| 1695 | LLVM_READOBJ_DT_FLAG_ENT(DF, ORIGIN), | |||
| 1696 | LLVM_READOBJ_DT_FLAG_ENT(DF, SYMBOLIC), | |||
| 1697 | LLVM_READOBJ_DT_FLAG_ENT(DF, TEXTREL), | |||
| 1698 | LLVM_READOBJ_DT_FLAG_ENT(DF, BIND_NOW), | |||
| 1699 | LLVM_READOBJ_DT_FLAG_ENT(DF, STATIC_TLS) | |||
| 1700 | }; | |||
| 1701 | ||||
| 1702 | static const EnumEntry<unsigned> ElfDynamicDTFlags1[] = { | |||
| 1703 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOW), | |||
| 1704 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, GLOBAL), | |||
| 1705 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, GROUP), | |||
| 1706 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODELETE), | |||
| 1707 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, LOADFLTR), | |||
| 1708 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, INITFIRST), | |||
| 1709 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOOPEN), | |||
| 1710 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, ORIGIN), | |||
| 1711 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, DIRECT), | |||
| 1712 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, TRANS), | |||
| 1713 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, INTERPOSE), | |||
| 1714 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODEFLIB), | |||
| 1715 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODUMP), | |||
| 1716 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, CONFALT), | |||
| 1717 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, ENDFILTEE), | |||
| 1718 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, DISPRELDNE), | |||
| 1719 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODIRECT), | |||
| 1720 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, IGNMULDEF), | |||
| 1721 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOKSYMS), | |||
| 1722 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOHDR), | |||
| 1723 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, EDITED), | |||
| 1724 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, NORELOC), | |||
| 1725 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, SYMINTPOSE), | |||
| 1726 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, GLOBAUDIT), | |||
| 1727 | LLVM_READOBJ_DT_FLAG_ENT(DF_1, SINGLETON) | |||
| 1728 | }; | |||
| 1729 | ||||
| 1730 | static const EnumEntry<unsigned> ElfDynamicDTMipsFlags[] = { | |||
| 1731 | LLVM_READOBJ_DT_FLAG_ENT(RHF, NONE), | |||
| 1732 | LLVM_READOBJ_DT_FLAG_ENT(RHF, QUICKSTART), | |||
| 1733 | LLVM_READOBJ_DT_FLAG_ENT(RHF, NOTPOT), | |||
| 1734 | LLVM_READOBJ_DT_FLAG_ENT(RHS, NO_LIBRARY_REPLACEMENT), | |||
| 1735 | LLVM_READOBJ_DT_FLAG_ENT(RHF, NO_MOVE), | |||
| 1736 | LLVM_READOBJ_DT_FLAG_ENT(RHF, SGI_ONLY), | |||
| 1737 | LLVM_READOBJ_DT_FLAG_ENT(RHF, GUARANTEE_INIT), | |||
| 1738 | LLVM_READOBJ_DT_FLAG_ENT(RHF, DELTA_C_PLUS_PLUS), | |||
| 1739 | LLVM_READOBJ_DT_FLAG_ENT(RHF, GUARANTEE_START_INIT), | |||
| 1740 | LLVM_READOBJ_DT_FLAG_ENT(RHF, PIXIE), | |||
| 1741 | LLVM_READOBJ_DT_FLAG_ENT(RHF, DEFAULT_DELAY_LOAD), | |||
| 1742 | LLVM_READOBJ_DT_FLAG_ENT(RHF, REQUICKSTART), | |||
| 1743 | LLVM_READOBJ_DT_FLAG_ENT(RHF, REQUICKSTARTED), | |||
| 1744 | LLVM_READOBJ_DT_FLAG_ENT(RHF, CORD), | |||
| 1745 | LLVM_READOBJ_DT_FLAG_ENT(RHF, NO_UNRES_UNDEF), | |||
| 1746 | LLVM_READOBJ_DT_FLAG_ENT(RHF, RLD_ORDER_SAFE) | |||
| 1747 | }; | |||
| 1748 | ||||
| 1749 | #undef LLVM_READOBJ_DT_FLAG_ENT | |||
| 1750 | ||||
| 1751 | template <typename T, typename TFlag> | |||
| 1752 | void printFlags(T Value, ArrayRef<EnumEntry<TFlag>> Flags, raw_ostream &OS) { | |||
| 1753 | using FlagEntry = EnumEntry<TFlag>; | |||
| 1754 | using FlagVector = SmallVector<FlagEntry, 10>; | |||
| 1755 | FlagVector SetFlags; | |||
| 1756 | ||||
| 1757 | for (const auto &Flag : Flags) { | |||
| 1758 | if (Flag.Value == 0) | |||
| 1759 | continue; | |||
| 1760 | ||||
| 1761 | if ((Value & Flag.Value) == Flag.Value) | |||
| 1762 | SetFlags.push_back(Flag); | |||
| 1763 | } | |||
| 1764 | ||||
| 1765 | for (const auto &Flag : SetFlags) { | |||
| 1766 | OS << Flag.Name << " "; | |||
| 1767 | } | |||
| 1768 | } | |||
| 1769 | ||||
| 1770 | template <class ELFT> | |||
| 1771 | StringRef ELFDumper<ELFT>::getDynamicString(uint64_t Value) const { | |||
| 1772 | if (Value >= DynamicStringTable.size()) | |||
| 1773 | reportError("Invalid dynamic string table reference"); | |||
| 1774 | return StringRef(DynamicStringTable.data() + Value); | |||
| 1775 | } | |||
| 1776 | ||||
| 1777 | static void printLibrary(raw_ostream &OS, const Twine &Tag, const Twine &Name) { | |||
| 1778 | OS << Tag << ": [" << Name << "]"; | |||
| 1779 | } | |||
| 1780 | ||||
| 1781 | template <class ELFT> | |||
| 1782 | void ELFDumper<ELFT>::printValue(uint64_t Type, uint64_t Value) { | |||
| 1783 | raw_ostream &OS = W.getOStream(); | |||
| 1784 | const char* ConvChar = (opts::Output == opts::GNU) ? "0x%" PRIx64"l" "x" : "0x%" PRIX64"l" "X"; | |||
| 1785 | switch (Type) { | |||
| 1786 | case DT_PLTREL: | |||
| 1787 | if (Value == DT_REL) { | |||
| 1788 | OS << "REL"; | |||
| 1789 | break; | |||
| 1790 | } else if (Value == DT_RELA) { | |||
| 1791 | OS << "RELA"; | |||
| 1792 | break; | |||
| 1793 | } | |||
| 1794 | LLVM_FALLTHROUGH[[clang::fallthrough]]; | |||
| 1795 | case DT_PLTGOT: | |||
| 1796 | case DT_HASH: | |||
| 1797 | case DT_STRTAB: | |||
| 1798 | case DT_SYMTAB: | |||
| 1799 | case DT_RELA: | |||
| 1800 | case DT_INIT: | |||
| 1801 | case DT_FINI: | |||
| 1802 | case DT_REL: | |||
| 1803 | case DT_JMPREL: | |||
| 1804 | case DT_INIT_ARRAY: | |||
| 1805 | case DT_FINI_ARRAY: | |||
| 1806 | case DT_PREINIT_ARRAY: | |||
| 1807 | case DT_DEBUG: | |||
| 1808 | case DT_VERDEF: | |||
| 1809 | case DT_VERNEED: | |||
| 1810 | case DT_VERSYM: | |||
| 1811 | case DT_GNU_HASH: | |||
| 1812 | case DT_NULL: | |||
| 1813 | case DT_MIPS_BASE_ADDRESS: | |||
| 1814 | case DT_MIPS_GOTSYM: | |||
| 1815 | case DT_MIPS_RLD_MAP: | |||
| 1816 | case DT_MIPS_RLD_MAP_REL: | |||
| 1817 | case DT_MIPS_PLTGOT: | |||
| 1818 | case DT_MIPS_OPTIONS: | |||
| 1819 | OS << format(ConvChar, Value); | |||
| 1820 | break; | |||
| 1821 | case DT_RELACOUNT: | |||
| 1822 | case DT_RELCOUNT: | |||
| 1823 | case DT_VERDEFNUM: | |||
| 1824 | case DT_VERNEEDNUM: | |||
| 1825 | case DT_MIPS_RLD_VERSION: | |||
| 1826 | case DT_MIPS_LOCAL_GOTNO: | |||
| 1827 | case DT_MIPS_SYMTABNO: | |||
| 1828 | case DT_MIPS_UNREFEXTNO: | |||
| 1829 | OS << Value; | |||
| 1830 | break; | |||
| 1831 | case DT_PLTRELSZ: | |||
| 1832 | case DT_RELASZ: | |||
| 1833 | case DT_RELAENT: | |||
| 1834 | case DT_STRSZ: | |||
| 1835 | case DT_SYMENT: | |||
| 1836 | case DT_RELSZ: | |||
| 1837 | case DT_RELENT: | |||
| 1838 | case DT_INIT_ARRAYSZ: | |||
| 1839 | case DT_FINI_ARRAYSZ: | |||
| 1840 | case DT_PREINIT_ARRAYSZ: | |||
| 1841 | case DT_ANDROID_RELSZ: | |||
| 1842 | case DT_ANDROID_RELASZ: | |||
| 1843 | OS << Value << " (bytes)"; | |||
| 1844 | break; | |||
| 1845 | case DT_NEEDED: | |||
| 1846 | printLibrary(OS, "Shared library", getDynamicString(Value)); | |||
| 1847 | break; | |||
| 1848 | case DT_SONAME: | |||
| 1849 | printLibrary(OS, "Library soname", getDynamicString(Value)); | |||
| 1850 | break; | |||
| 1851 | case DT_AUXILIARY: | |||
| 1852 | printLibrary(OS, "Auxiliary library", getDynamicString(Value)); | |||
| 1853 | break; | |||
| 1854 | case DT_FILTER: | |||
| 1855 | printLibrary(OS, "Filter library", getDynamicString(Value)); | |||
| 1856 | break; | |||
| 1857 | case DT_RPATH: | |||
| 1858 | case DT_RUNPATH: | |||
| 1859 | OS << getDynamicString(Value); | |||
| 1860 | break; | |||
| 1861 | case DT_MIPS_FLAGS: | |||
| 1862 | printFlags(Value, makeArrayRef(ElfDynamicDTMipsFlags), OS); | |||
| 1863 | break; | |||
| 1864 | case DT_FLAGS: | |||
| 1865 | printFlags(Value, makeArrayRef(ElfDynamicDTFlags), OS); | |||
| 1866 | break; | |||
| 1867 | case DT_FLAGS_1: | |||
| 1868 | printFlags(Value, makeArrayRef(ElfDynamicDTFlags1), OS); | |||
| 1869 | break; | |||
| 1870 | default: | |||
| 1871 | OS << format(ConvChar, Value); | |||
| 1872 | break; | |||
| 1873 | } | |||
| 1874 | } | |||
| 1875 | ||||
| 1876 | template<class ELFT> | |||
| 1877 | void ELFDumper<ELFT>::printUnwindInfo() { | |||
| 1878 | const unsigned Machine = Obj->getHeader()->e_machine; | |||
| 1879 | if (Machine == EM_386 || Machine == EM_X86_64) { | |||
| 1880 | DwarfCFIEH::PrinterContext<ELFT> Ctx(W, Obj); | |||
| 1881 | return Ctx.printUnwindInformation(); | |||
| 1882 | } | |||
| 1883 | W.startLine() << "UnwindInfo not implemented.\n"; | |||
| 1884 | } | |||
| 1885 | ||||
| 1886 | namespace { | |||
| 1887 | ||||
| 1888 | template <> void ELFDumper<ELF32LE>::printUnwindInfo() { | |||
| 1889 | const unsigned Machine = Obj->getHeader()->e_machine; | |||
| 1890 | if (Machine == EM_ARM) { | |||
| 1891 | ARM::EHABI::PrinterContext<ELF32LE> Ctx(W, Obj, DotSymtabSec); | |||
| 1892 | return Ctx.PrintUnwindInformation(); | |||
| 1893 | } | |||
| 1894 | W.startLine() << "UnwindInfo not implemented.\n"; | |||
| 1895 | } | |||
| 1896 | ||||
| 1897 | } // end anonymous namespace | |||
| 1898 | ||||
| 1899 | template<class ELFT> | |||
| 1900 | void ELFDumper<ELFT>::printDynamicTable() { | |||
| 1901 | auto I = dynamic_table().begin(); | |||
| 1902 | auto E = dynamic_table().end(); | |||
| 1903 | ||||
| 1904 | if (I == E) | |||
| 1905 | return; | |||
| 1906 | ||||
| 1907 | --E; | |||
| 1908 | while (I != E && E->getTag() == ELF::DT_NULL) | |||
| 1909 | --E; | |||
| 1910 | if (E->getTag() != ELF::DT_NULL) | |||
| 1911 | ++E; | |||
| 1912 | ++E; | |||
| 1913 | ||||
| 1914 | ptrdiff_t Total = std::distance(I, E); | |||
| 1915 | if (Total == 0) | |||
| 1916 | return; | |||
| 1917 | ||||
| 1918 | raw_ostream &OS = W.getOStream(); | |||
| 1919 | W.startLine() << "DynamicSection [ (" << Total << " entries)\n"; | |||
| 1920 | ||||
| 1921 | bool Is64 = ELFT::Is64Bits; | |||
| 1922 | ||||
| 1923 | W.startLine() | |||
| 1924 | << " Tag" << (Is64 ? " " : " ") << "Type" | |||
| 1925 | << " " << "Name/Value\n"; | |||
| 1926 | while (I != E) { | |||
| 1927 | const Elf_Dyn &Entry = *I; | |||
| 1928 | uintX_t Tag = Entry.getTag(); | |||
| 1929 | ++I; | |||
| 1930 | W.startLine() << " " << format_hex(Tag, Is64 ? 18 : 10, opts::Output != opts::GNU) << " " | |||
| 1931 | << format("%-21s", getTypeString(Obj->getHeader()->e_machine, Tag)); | |||
| 1932 | printValue(Tag, Entry.getVal()); | |||
| 1933 | OS << "\n"; | |||
| 1934 | } | |||
| 1935 | ||||
| 1936 | W.startLine() << "]\n"; | |||
| 1937 | } | |||
| 1938 | ||||
| 1939 | template<class ELFT> | |||
| 1940 | void ELFDumper<ELFT>::printNeededLibraries() { | |||
| 1941 | ListScope D(W, "NeededLibraries"); | |||
| 1942 | ||||
| 1943 | using LibsTy = std::vector<StringRef>; | |||
| 1944 | LibsTy Libs; | |||
| 1945 | ||||
| 1946 | for (const auto &Entry : dynamic_table()) | |||
| 1947 | if (Entry.d_tag == ELF::DT_NEEDED) | |||
| 1948 | Libs.push_back(getDynamicString(Entry.d_un.d_val)); | |||
| 1949 | ||||
| 1950 | std::stable_sort(Libs.begin(), Libs.end()); | |||
| 1951 | ||||
| 1952 | for (const auto &L : Libs) | |||
| 1953 | W.startLine() << L << "\n"; | |||
| 1954 | } | |||
| 1955 | ||||
| 1956 | ||||
| 1957 | template <typename ELFT> | |||
| 1958 | void ELFDumper<ELFT>::printHashTable() { | |||
| 1959 | DictScope D(W, "HashTable"); | |||
| 1960 | if (!HashTable) | |||
| 1961 | return; | |||
| 1962 | W.printNumber("Num Buckets", HashTable->nbucket); | |||
| 1963 | W.printNumber("Num Chains", HashTable->nchain); | |||
| 1964 | W.printList("Buckets", HashTable->buckets()); | |||
| 1965 | W.printList("Chains", HashTable->chains()); | |||
| 1966 | } | |||
| 1967 | ||||
| 1968 | template <typename ELFT> | |||
| 1969 | void ELFDumper<ELFT>::printGnuHashTable() { | |||
| 1970 | DictScope D(W, "GnuHashTable"); | |||
| 1971 | if (!GnuHashTable) | |||
| 1972 | return; | |||
| 1973 | W.printNumber("Num Buckets", GnuHashTable->nbuckets); | |||
| 1974 | W.printNumber("First Hashed Symbol Index", GnuHashTable->symndx); | |||
| 1975 | W.printNumber("Num Mask Words", GnuHashTable->maskwords); | |||
| 1976 | W.printNumber("Shift Count", GnuHashTable->shift2); | |||
| 1977 | W.printHexList("Bloom Filter", GnuHashTable->filter()); | |||
| 1978 | W.printList("Buckets", GnuHashTable->buckets()); | |||
| 1979 | Elf_Sym_Range Syms = dynamic_symbols(); | |||
| 1980 | unsigned NumSyms = std::distance(Syms.begin(), Syms.end()); | |||
| 1981 | if (!NumSyms) | |||
| 1982 | reportError("No dynamic symbol section"); | |||
| 1983 | W.printHexList("Values", GnuHashTable->values(NumSyms)); | |||
| 1984 | } | |||
| 1985 | ||||
| 1986 | template <typename ELFT> void ELFDumper<ELFT>::printLoadName() { | |||
| 1987 | W.printString("LoadName", SOName); | |||
| 1988 | } | |||
| 1989 | ||||
| 1990 | template <class ELFT> | |||
| 1991 | void ELFDumper<ELFT>::printAttributes() { | |||
| 1992 | W.startLine() << "Attributes not implemented.\n"; | |||
| 1993 | } | |||
| 1994 | ||||
| 1995 | namespace { | |||
| 1996 | ||||
| 1997 | template <> void ELFDumper<ELF32LE>::printAttributes() { | |||
| 1998 | if (Obj->getHeader()->e_machine != EM_ARM) { | |||
| 1999 | W.startLine() << "Attributes not implemented.\n"; | |||
| 2000 | return; | |||
| 2001 | } | |||
| 2002 | ||||
| 2003 | DictScope BA(W, "BuildAttributes"); | |||
| 2004 | for (const ELFO::Elf_Shdr &Sec : unwrapOrError(Obj->sections())) { | |||
| 2005 | if (Sec.sh_type != ELF::SHT_ARM_ATTRIBUTES) | |||
| 2006 | continue; | |||
| 2007 | ||||
| 2008 | ArrayRef<uint8_t> Contents = unwrapOrError(Obj->getSectionContents(&Sec)); | |||
| 2009 | if (Contents[0] != ARMBuildAttrs::Format_Version) { | |||
| 2010 | errs() << "unrecognised FormatVersion: 0x" | |||
| 2011 | << Twine::utohexstr(Contents[0]) << '\n'; | |||
| 2012 | continue; | |||
| 2013 | } | |||
| 2014 | ||||
| 2015 | W.printHex("FormatVersion", Contents[0]); | |||
| 2016 | if (Contents.size() == 1) | |||
| 2017 | continue; | |||
| 2018 | ||||
| 2019 | ARMAttributeParser(&W).Parse(Contents, true); | |||
| 2020 | } | |||
| 2021 | } | |||
| 2022 | ||||
| 2023 | template <class ELFT> class MipsGOTParser { | |||
| 2024 | public: | |||
| 2025 | TYPEDEF_ELF_TYPES(ELFT)using ELFO = ELFFile<ELFT>; using Elf_Addr = typename ELFT ::Addr; using Elf_Shdr = typename ELFT::Shdr; using Elf_Sym = typename ELFT::Sym; using Elf_Dyn = typename ELFT::Dyn; using Elf_Dyn_Range = typename ELFT::DynRange; using Elf_Rel = typename ELFT::Rel; using Elf_Rela = typename ELFT::Rela; using Elf_Relr = typename ELFT::Relr; using Elf_Rel_Range = typename ELFT:: RelRange; using Elf_Rela_Range = typename ELFT::RelaRange; using Elf_Relr_Range = typename ELFT::RelrRange; using Elf_Phdr = typename ELFT::Phdr; using Elf_Half = typename ELFT::Half; using Elf_Ehdr = typename ELFT::Ehdr; using Elf_Word = typename ELFT::Word; using Elf_Hash = typename ELFT::Hash; using Elf_GnuHash = typename ELFT::GnuHash; using Elf_Note = typename ELFT::Note; using Elf_Sym_Range = typename ELFT::SymRange; using Elf_Versym = typename ELFT:: Versym; using Elf_Verneed = typename ELFT::Verneed; using Elf_Vernaux = typename ELFT::Vernaux; using Elf_Verdef = typename ELFT:: Verdef; using Elf_Verdaux = typename ELFT::Verdaux; using Elf_CGProfile = typename ELFT::CGProfile; using uintX_t = typename ELFT::uint ; | |||
| 2026 | using Entry = typename ELFO::Elf_Addr; | |||
| 2027 | using Entries = ArrayRef<Entry>; | |||
| 2028 | ||||
| 2029 | const bool IsStatic; | |||
| 2030 | const ELFO * const Obj; | |||
| 2031 | ||||
| 2032 | MipsGOTParser(const ELFO *Obj, Elf_Dyn_Range DynTable, Elf_Sym_Range DynSyms); | |||
| 2033 | ||||
| 2034 | bool hasGot() const { return !GotEntries.empty(); } | |||
| 2035 | bool hasPlt() const { return !PltEntries.empty(); } | |||
| 2036 | ||||
| 2037 | uint64_t getGp() const; | |||
| 2038 | ||||
| 2039 | const Entry *getGotLazyResolver() const; | |||
| 2040 | const Entry *getGotModulePointer() const; | |||
| 2041 | const Entry *getPltLazyResolver() const; | |||
| 2042 | const Entry *getPltModulePointer() const; | |||
| 2043 | ||||
| 2044 | Entries getLocalEntries() const; | |||
| 2045 | Entries getGlobalEntries() const; | |||
| 2046 | Entries getOtherEntries() const; | |||
| 2047 | Entries getPltEntries() const; | |||
| 2048 | ||||
| 2049 | uint64_t getGotAddress(const Entry * E) const; | |||
| 2050 | int64_t getGotOffset(const Entry * E) const; | |||
| 2051 | const Elf_Sym *getGotSym(const Entry *E) const; | |||
| 2052 | ||||
| 2053 | uint64_t getPltAddress(const Entry * E) const; | |||
| 2054 | const Elf_Sym *getPltSym(const Entry *E) const; | |||
| 2055 | ||||
| 2056 | StringRef getPltStrTable() const { return PltStrTable; } | |||
| 2057 | ||||
| 2058 | private: | |||
| 2059 | const Elf_Shdr *GotSec; | |||
| 2060 | size_t LocalNum; | |||
| 2061 | size_t GlobalNum; | |||
| 2062 | ||||
| 2063 | const Elf_Shdr *PltSec; | |||
| 2064 | const Elf_Shdr *PltRelSec; | |||
| 2065 | const Elf_Shdr *PltSymTable; | |||
| 2066 | Elf_Sym_Range GotDynSyms; | |||
| 2067 | StringRef PltStrTable; | |||
| 2068 | ||||
| 2069 | Entries GotEntries; | |||
| 2070 | Entries PltEntries; | |||
| 2071 | }; | |||
| 2072 | ||||
| 2073 | } // end anonymous namespace | |||
| 2074 | ||||
| 2075 | template <class ELFT> | |||
| 2076 | MipsGOTParser<ELFT>::MipsGOTParser(const ELFO *Obj, Elf_Dyn_Range DynTable, | |||
| 2077 | Elf_Sym_Range DynSyms) | |||
| 2078 | : IsStatic(DynTable.empty()), Obj(Obj), GotSec(nullptr), LocalNum(0), | |||
| 2079 | GlobalNum(0), PltSec(nullptr), PltRelSec(nullptr), PltSymTable(nullptr) { | |||
| 2080 | // See "Global Offset Table" in Chapter 5 in the following document | |||
| 2081 | // for detailed GOT description. | |||
| 2082 | // ftp://www.linux-mips.org/pub/linux/mips/doc/ABI/mipsabi.pdf | |||
| 2083 | ||||
| 2084 | // Find static GOT secton. | |||
| 2085 | if (IsStatic) { | |||
| 2086 | GotSec = findSectionByName(*Obj, ".got"); | |||
| 2087 | if (!GotSec) | |||
| 2088 | reportError("Cannot find .got section"); | |||
| 2089 | ||||
| 2090 | ArrayRef<uint8_t> Content = unwrapOrError(Obj->getSectionContents(GotSec)); | |||
| 2091 | GotEntries = Entries(reinterpret_cast<const Entry *>(Content.data()), | |||
| 2092 | Content.size() / sizeof(Entry)); | |||
| 2093 | LocalNum = GotEntries.size(); | |||
| 2094 | return; | |||
| 2095 | } | |||
| 2096 | ||||
| 2097 | // Lookup dynamic table tags which define GOT/PLT layouts. | |||
| 2098 | Optional<uint64_t> DtPltGot; | |||
| 2099 | Optional<uint64_t> DtLocalGotNum; | |||
| 2100 | Optional<uint64_t> DtGotSym; | |||
| 2101 | Optional<uint64_t> DtMipsPltGot; | |||
| 2102 | Optional<uint64_t> DtJmpRel; | |||
| 2103 | for (const auto &Entry : DynTable) { | |||
| 2104 | switch (Entry.getTag()) { | |||
| 2105 | case ELF::DT_PLTGOT: | |||
| 2106 | DtPltGot = Entry.getVal(); | |||
| 2107 | break; | |||
| 2108 | case ELF::DT_MIPS_LOCAL_GOTNO: | |||
| 2109 | DtLocalGotNum = Entry.getVal(); | |||
| 2110 | break; | |||
| 2111 | case ELF::DT_MIPS_GOTSYM: | |||
| 2112 | DtGotSym = Entry.getVal(); | |||
| 2113 | break; | |||
| 2114 | case ELF::DT_MIPS_PLTGOT: | |||
| 2115 | DtMipsPltGot = Entry.getVal(); | |||
| 2116 | break; | |||
| 2117 | case ELF::DT_JMPREL: | |||
| 2118 | DtJmpRel = Entry.getVal(); | |||
| 2119 | break; | |||
| 2120 | } | |||
| 2121 | } | |||
| 2122 | ||||
| 2123 | // Find dynamic GOT section. | |||
| 2124 | if (DtPltGot || DtLocalGotNum || DtGotSym) { | |||
| 2125 | if (!DtPltGot) | |||
| 2126 | report_fatal_error("Cannot find PLTGOT dynamic table tag."); | |||
| 2127 | if (!DtLocalGotNum) | |||
| 2128 | report_fatal_error("Cannot find MIPS_LOCAL_GOTNO dynamic table tag."); | |||
| 2129 | if (!DtGotSym) | |||
| 2130 | report_fatal_error("Cannot find MIPS_GOTSYM dynamic table tag."); | |||
| 2131 | ||||
| 2132 | size_t DynSymTotal = DynSyms.size(); | |||
| 2133 | if (*DtGotSym > DynSymTotal) | |||
| 2134 | reportError("MIPS_GOTSYM exceeds a number of dynamic symbols"); | |||
| 2135 | ||||
| 2136 | GotSec = findNotEmptySectionByAddress(Obj, *DtPltGot); | |||
| 2137 | if (!GotSec) | |||
| 2138 | reportError("There is no not empty GOT section at 0x" + | |||
| 2139 | Twine::utohexstr(*DtPltGot)); | |||
| 2140 | ||||
| 2141 | LocalNum = *DtLocalGotNum; | |||
| 2142 | GlobalNum = DynSymTotal - *DtGotSym; | |||
| 2143 | ||||
| 2144 | ArrayRef<uint8_t> Content = unwrapOrError(Obj->getSectionContents(GotSec)); | |||
| 2145 | GotEntries = Entries(reinterpret_cast<const Entry *>(Content.data()), | |||
| 2146 | Content.size() / sizeof(Entry)); | |||
| 2147 | GotDynSyms = DynSyms.drop_front(*DtGotSym); | |||
| 2148 | } | |||
| 2149 | ||||
| 2150 | // Find PLT section. | |||
| 2151 | if (DtMipsPltGot || DtJmpRel) { | |||
| 2152 | if (!DtMipsPltGot) | |||
| 2153 | report_fatal_error("Cannot find MIPS_PLTGOT dynamic table tag."); | |||
| 2154 | if (!DtJmpRel) | |||
| 2155 | report_fatal_error("Cannot find JMPREL dynamic table tag."); | |||
| 2156 | ||||
| 2157 | PltSec = findNotEmptySectionByAddress(Obj, *DtMipsPltGot); | |||
| 2158 | if (!PltSec) | |||
| 2159 | report_fatal_error("There is no not empty PLTGOT section at 0x " + | |||
| 2160 | Twine::utohexstr(*DtMipsPltGot)); | |||
| 2161 | ||||
| 2162 | PltRelSec = findNotEmptySectionByAddress(Obj, *DtJmpRel); | |||
| 2163 | if (!PltRelSec) | |||
| 2164 | report_fatal_error("There is no not empty RELPLT section at 0x" + | |||
| 2165 | Twine::utohexstr(*DtJmpRel)); | |||
| 2166 | ||||
| 2167 | ArrayRef<uint8_t> PltContent = | |||
| 2168 | unwrapOrError(Obj->getSectionContents(PltSec)); | |||
| 2169 | PltEntries = Entries(reinterpret_cast<const Entry *>(PltContent.data()), | |||
| 2170 | PltContent.size() / sizeof(Entry)); | |||
| 2171 | ||||
| 2172 | PltSymTable = unwrapOrError(Obj->getSection(PltRelSec->sh_link)); | |||
| 2173 | PltStrTable = unwrapOrError(Obj->getStringTableForSymtab(*PltSymTable)); | |||
| 2174 | } | |||
| 2175 | } | |||
| 2176 | ||||
| 2177 | template <class ELFT> uint64_t MipsGOTParser<ELFT>::getGp() const { | |||
| 2178 | return GotSec->sh_addr + 0x7ff0; | |||
| 2179 | } | |||
| 2180 | ||||
| 2181 | template <class ELFT> | |||
| 2182 | const typename MipsGOTParser<ELFT>::Entry * | |||
| 2183 | MipsGOTParser<ELFT>::getGotLazyResolver() const { | |||
| 2184 | return LocalNum > 0 ? &GotEntries[0] : nullptr; | |||
| 2185 | } | |||
| 2186 | ||||
| 2187 | template <class ELFT> | |||
| 2188 | const typename MipsGOTParser<ELFT>::Entry * | |||
| 2189 | MipsGOTParser<ELFT>::getGotModulePointer() const { | |||
| 2190 | if (LocalNum < 2) | |||
| 2191 | return nullptr; | |||
| 2192 | const Entry &E = GotEntries[1]; | |||
| 2193 | if ((E >> (sizeof(Entry) * 8 - 1)) == 0) | |||
| 2194 | return nullptr; | |||
| 2195 | return &E; | |||
| 2196 | } | |||
| 2197 | ||||
| 2198 | template <class ELFT> | |||
| 2199 | typename MipsGOTParser<ELFT>::Entries | |||
| 2200 | MipsGOTParser<ELFT>::getLocalEntries() const { | |||
| 2201 | size_t Skip = getGotModulePointer() ? 2 : 1; | |||
| 2202 | if (LocalNum - Skip <= 0) | |||
| 2203 | return Entries(); | |||
| 2204 | return GotEntries.slice(Skip, LocalNum - Skip); | |||
| 2205 | } | |||
| 2206 | ||||
| 2207 | template <class ELFT> | |||
| 2208 | typename MipsGOTParser<ELFT>::Entries | |||
| 2209 | MipsGOTParser<ELFT>::getGlobalEntries() const { | |||
| 2210 | if (GlobalNum == 0) | |||
| 2211 | return Entries(); | |||
| 2212 | return GotEntries.slice(LocalNum, GlobalNum); | |||
| 2213 | } | |||
| 2214 | ||||
| 2215 | template <class ELFT> | |||
| 2216 | typename MipsGOTParser<ELFT>::Entries | |||
| 2217 | MipsGOTParser<ELFT>::getOtherEntries() const { | |||
| 2218 | size_t OtherNum = GotEntries.size() - LocalNum - GlobalNum; | |||
| 2219 | if (OtherNum == 0) | |||
| 2220 | return Entries(); | |||
| 2221 | return GotEntries.slice(LocalNum + GlobalNum, OtherNum); | |||
| 2222 | } | |||
| 2223 | ||||
| 2224 | template <class ELFT> | |||
| 2225 | uint64_t MipsGOTParser<ELFT>::getGotAddress(const Entry *E) const { | |||
| 2226 | int64_t Offset = std::distance(GotEntries.data(), E) * sizeof(Entry); | |||
| 2227 | return GotSec->sh_addr + Offset; | |||
| 2228 | } | |||
| 2229 | ||||
| 2230 | template <class ELFT> | |||
| 2231 | int64_t MipsGOTParser<ELFT>::getGotOffset(const Entry *E) const { | |||
| 2232 | int64_t Offset = std::distance(GotEntries.data(), E) * sizeof(Entry); | |||
| 2233 | return Offset - 0x7ff0; | |||
| 2234 | } | |||
| 2235 | ||||
| 2236 | template <class ELFT> | |||
| 2237 | const typename MipsGOTParser<ELFT>::Elf_Sym * | |||
| 2238 | MipsGOTParser<ELFT>::getGotSym(const Entry *E) const { | |||
| 2239 | int64_t Offset = std::distance(GotEntries.data(), E); | |||
| 2240 | return &GotDynSyms[Offset - LocalNum]; | |||
| 2241 | } | |||
| 2242 | ||||
| 2243 | template <class ELFT> | |||
| 2244 | const typename MipsGOTParser<ELFT>::Entry * | |||
| 2245 | MipsGOTParser<ELFT>::getPltLazyResolver() const { | |||
| 2246 | return PltEntries.empty() ? nullptr : &PltEntries[0]; | |||
| 2247 | } | |||
| 2248 | ||||
| 2249 | template <class ELFT> | |||
| 2250 | const typename MipsGOTParser<ELFT>::Entry * | |||
| 2251 | MipsGOTParser<ELFT>::getPltModulePointer() const { | |||
| 2252 | return PltEntries.size() < 2 ? nullptr : &PltEntries[1]; | |||
| 2253 | } | |||
| 2254 | ||||
| 2255 | template <class ELFT> | |||
| 2256 | typename MipsGOTParser<ELFT>::Entries | |||
| 2257 | MipsGOTParser<ELFT>::getPltEntries() const { | |||
| 2258 | if (PltEntries.size() <= 2) | |||
| 2259 | return Entries(); | |||
| 2260 | return PltEntries.slice(2, PltEntries.size() - 2); | |||
| 2261 | } | |||
| 2262 | ||||
| 2263 | template <class ELFT> | |||
| 2264 | uint64_t MipsGOTParser<ELFT>::getPltAddress(const Entry *E) const { | |||
| 2265 | int64_t Offset = std::distance(PltEntries.data(), E) * sizeof(Entry); | |||
| 2266 | return PltSec->sh_addr + Offset; | |||
| 2267 | } | |||
| 2268 | ||||
| 2269 | template <class ELFT> | |||
| 2270 | const typename MipsGOTParser<ELFT>::Elf_Sym * | |||
| 2271 | MipsGOTParser<ELFT>::getPltSym(const Entry *E) const { | |||
| 2272 | int64_t Offset = std::distance(getPltEntries().data(), E); | |||
| 2273 | if (PltRelSec->sh_type == ELF::SHT_REL) { | |||
| 2274 | Elf_Rel_Range Rels = unwrapOrError(Obj->rels(PltRelSec)); | |||
| 2275 | return unwrapOrError(Obj->getRelocationSymbol(&Rels[Offset], PltSymTable)); | |||
| 2276 | } else { | |||
| 2277 | Elf_Rela_Range Rels = unwrapOrError(Obj->relas(PltRelSec)); | |||
| 2278 | return unwrapOrError(Obj->getRelocationSymbol(&Rels[Offset], PltSymTable)); | |||
| 2279 | } | |||
| 2280 | } | |||
| 2281 | ||||
| 2282 | template <class ELFT> void ELFDumper<ELFT>::printMipsPLTGOT() { | |||
| 2283 | if (Obj->getHeader()->e_machine != EM_MIPS) | |||
| 2284 | reportError("MIPS PLT GOT is available for MIPS targets only"); | |||
| 2285 | ||||
| 2286 | MipsGOTParser<ELFT> Parser(Obj, dynamic_table(), dynamic_symbols()); | |||
| 2287 | if (Parser.hasGot()) | |||
| 2288 | ELFDumperStyle->printMipsGOT(Parser); | |||
| 2289 | if (Parser.hasPlt()) | |||
| 2290 | ELFDumperStyle->printMipsPLT(Parser); | |||
| 2291 | } | |||
| 2292 | ||||
| 2293 | static const EnumEntry<unsigned> ElfMipsISAExtType[] = { | |||
| 2294 | {"None", Mips::AFL_EXT_NONE}, | |||
| 2295 | {"Broadcom SB-1", Mips::AFL_EXT_SB1}, | |||
| 2296 | {"Cavium Networks Octeon", Mips::AFL_EXT_OCTEON}, | |||
| 2297 | {"Cavium Networks Octeon2", Mips::AFL_EXT_OCTEON2}, | |||
| 2298 | {"Cavium Networks OcteonP", Mips::AFL_EXT_OCTEONP}, | |||
| 2299 | {"Cavium Networks Octeon3", Mips::AFL_EXT_OCTEON3}, | |||
| 2300 | {"LSI R4010", Mips::AFL_EXT_4010}, | |||
| 2301 | {"Loongson 2E", Mips::AFL_EXT_LOONGSON_2E}, | |||
| 2302 | {"Loongson 2F", Mips::AFL_EXT_LOONGSON_2F}, | |||
| 2303 | {"Loongson 3A", Mips::AFL_EXT_LOONGSON_3A}, | |||
| 2304 | {"MIPS R4650", Mips::AFL_EXT_4650}, | |||
| 2305 | {"MIPS R5900", Mips::AFL_EXT_5900}, | |||
| 2306 | {"MIPS R10000", Mips::AFL_EXT_10000}, | |||
| 2307 | {"NEC VR4100", Mips::AFL_EXT_4100}, | |||
| 2308 | {"NEC VR4111/VR4181", Mips::AFL_EXT_4111}, | |||
| 2309 | {"NEC VR4120", Mips::AFL_EXT_4120}, | |||
| 2310 | {"NEC VR5400", Mips::AFL_EXT_5400}, | |||
| 2311 | {"NEC VR5500", Mips::AFL_EXT_5500}, | |||
| 2312 | {"RMI Xlr", Mips::AFL_EXT_XLR}, | |||
| 2313 | {"Toshiba R3900", Mips::AFL_EXT_3900} | |||
| 2314 | }; | |||
| 2315 | ||||
| 2316 | static const EnumEntry<unsigned> ElfMipsASEFlags[] = { | |||
| 2317 | {"DSP", Mips::AFL_ASE_DSP}, | |||
| 2318 | {"DSPR2", Mips::AFL_ASE_DSPR2}, | |||
| 2319 | {"Enhanced VA Scheme", Mips::AFL_ASE_EVA}, | |||
| 2320 | {"MCU", Mips::AFL_ASE_MCU}, | |||
| 2321 | {"MDMX", Mips::AFL_ASE_MDMX}, | |||
| 2322 | {"MIPS-3D", Mips::AFL_ASE_MIPS3D}, | |||
| 2323 | {"MT", Mips::AFL_ASE_MT}, | |||
| 2324 | {"SmartMIPS", Mips::AFL_ASE_SMARTMIPS}, | |||
| 2325 | {"VZ", Mips::AFL_ASE_VIRT}, | |||
| 2326 | {"MSA", Mips::AFL_ASE_MSA}, | |||
| 2327 | {"MIPS16", Mips::AFL_ASE_MIPS16}, | |||
| 2328 | {"microMIPS", Mips::AFL_ASE_MICROMIPS}, | |||
| 2329 | {"XPA", Mips::AFL_ASE_XPA}, | |||
| 2330 | {"CRC", Mips::AFL_ASE_CRC}, | |||
| 2331 | {"GINV", Mips::AFL_ASE_GINV}, | |||
| 2332 | }; | |||
| 2333 | ||||
| 2334 | static const EnumEntry<unsigned> ElfMipsFpABIType[] = { | |||
| 2335 | {"Hard or soft float", Mips::Val_GNU_MIPS_ABI_FP_ANY}, | |||
| 2336 | {"Hard float (double precision)", Mips::Val_GNU_MIPS_ABI_FP_DOUBLE}, | |||
| 2337 | {"Hard float (single precision)", Mips::Val_GNU_MIPS_ABI_FP_SINGLE}, | |||
| 2338 | {"Soft float", Mips::Val_GNU_MIPS_ABI_FP_SOFT}, | |||
| 2339 | {"Hard float (MIPS32r2 64-bit FPU 12 callee-saved)", | |||
| 2340 | Mips::Val_GNU_MIPS_ABI_FP_OLD_64}, | |||
| 2341 | {"Hard float (32-bit CPU, Any FPU)", Mips::Val_GNU_MIPS_ABI_FP_XX}, | |||
| 2342 | {"Hard float (32-bit CPU, 64-bit FPU)", Mips::Val_GNU_MIPS_ABI_FP_64}, | |||
| 2343 | {"Hard float compat (32-bit CPU, 64-bit FPU)", | |||
| 2344 | Mips::Val_GNU_MIPS_ABI_FP_64A} | |||
| 2345 | }; | |||
| 2346 | ||||
| 2347 | static const EnumEntry<unsigned> ElfMipsFlags1[] { | |||
| 2348 | {"ODDSPREG", Mips::AFL_FLAGS1_ODDSPREG}, | |||
| 2349 | }; | |||
| 2350 | ||||
| 2351 | static int getMipsRegisterSize(uint8_t Flag) { | |||
| 2352 | switch (Flag) { | |||
| 2353 | case Mips::AFL_REG_NONE: | |||
| 2354 | return 0; | |||
| 2355 | case Mips::AFL_REG_32: | |||
| 2356 | return 32; | |||
| 2357 | case Mips::AFL_REG_64: | |||
| 2358 | return 64; | |||
| 2359 | case Mips::AFL_REG_128: | |||
| 2360 | return 128; | |||
| 2361 | default: | |||
| 2362 | return -1; | |||
| 2363 | } | |||
| 2364 | } | |||
| 2365 | ||||
| 2366 | template <class ELFT> void ELFDumper<ELFT>::printMipsABIFlags() { | |||
| 2367 | const Elf_Shdr *Shdr = findSectionByName(*Obj, ".MIPS.abiflags"); | |||
| 2368 | if (!Shdr) { | |||
| 2369 | W.startLine() << "There is no .MIPS.abiflags section in the file.\n"; | |||
| 2370 | return; | |||
| 2371 | } | |||
| 2372 | ArrayRef<uint8_t> Sec = unwrapOrError(Obj->getSectionContents(Shdr)); | |||
| 2373 | if (Sec.size() != sizeof(Elf_Mips_ABIFlags<ELFT>)) { | |||
| 2374 | W.startLine() << "The .MIPS.abiflags section has a wrong size.\n"; | |||
| 2375 | return; | |||
| 2376 | } | |||
| 2377 | ||||
| 2378 | auto *Flags = reinterpret_cast<const Elf_Mips_ABIFlags<ELFT> *>(Sec.data()); | |||
| 2379 | ||||
| 2380 | raw_ostream &OS = W.getOStream(); | |||
| 2381 | DictScope GS(W, "MIPS ABI Flags"); | |||
| 2382 | ||||
| 2383 | W.printNumber("Version", Flags->version); | |||
| 2384 | W.startLine() << "ISA: "; | |||
| 2385 | if (Flags->isa_rev <= 1) | |||
| 2386 | OS << format("MIPS%u", Flags->isa_level); | |||
| 2387 | else | |||
| 2388 | OS << format("MIPS%ur%u", Flags->isa_level, Flags->isa_rev); | |||
| 2389 | OS << "\n"; | |||
| 2390 | W.printEnum("ISA Extension", Flags->isa_ext, makeArrayRef(ElfMipsISAExtType)); | |||
| 2391 | W.printFlags("ASEs", Flags->ases, makeArrayRef(ElfMipsASEFlags)); | |||
| 2392 | W.printEnum("FP ABI", Flags->fp_abi, makeArrayRef(ElfMipsFpABIType)); | |||
| 2393 | W.printNumber("GPR size", getMipsRegisterSize(Flags->gpr_size)); | |||
| 2394 | W.printNumber("CPR1 size", getMipsRegisterSize(Flags->cpr1_size)); | |||
| 2395 | W.printNumber("CPR2 size", getMipsRegisterSize(Flags->cpr2_size)); | |||
| 2396 | W.printFlags("Flags 1", Flags->flags1, makeArrayRef(ElfMipsFlags1)); | |||
| 2397 | W.printHex("Flags 2", Flags->flags2); | |||
| 2398 | } | |||
| 2399 | ||||
| 2400 | template <class ELFT> | |||
| 2401 | static void printMipsReginfoData(ScopedPrinter &W, | |||
| 2402 | const Elf_Mips_RegInfo<ELFT> &Reginfo) { | |||
| 2403 | W.printHex("GP", Reginfo.ri_gp_value); | |||
| 2404 | W.printHex("General Mask", Reginfo.ri_gprmask); | |||
| 2405 | W.printHex("Co-Proc Mask0", Reginfo.ri_cprmask[0]); | |||
| 2406 | W.printHex("Co-Proc Mask1", Reginfo.ri_cprmask[1]); | |||
| 2407 | W.printHex("Co-Proc Mask2", Reginfo.ri_cprmask[2]); | |||
| 2408 | W.printHex("Co-Proc Mask3", Reginfo.ri_cprmask[3]); | |||
| 2409 | } | |||
| 2410 | ||||
| 2411 | template <class ELFT> void ELFDumper<ELFT>::printMipsReginfo() { | |||
| 2412 | const Elf_Shdr *Shdr = findSectionByName(*Obj, ".reginfo"); | |||
| 2413 | if (!Shdr) { | |||
| 2414 | W.startLine() << "There is no .reginfo section in the file.\n"; | |||
| 2415 | return; | |||
| 2416 | } | |||
| 2417 | ArrayRef<uint8_t> Sec = unwrapOrError(Obj->getSectionContents(Shdr)); | |||
| 2418 | if (Sec.size() != sizeof(Elf_Mips_RegInfo<ELFT>)) { | |||
| 2419 | W.startLine() << "The .reginfo section has a wrong size.\n"; | |||
| 2420 | return; | |||
| 2421 | } | |||
| 2422 | ||||
| 2423 | DictScope GS(W, "MIPS RegInfo"); | |||
| 2424 | auto *Reginfo = reinterpret_cast<const Elf_Mips_RegInfo<ELFT> *>(Sec.data()); | |||
| 2425 | printMipsReginfoData(W, *Reginfo); | |||
| 2426 | } | |||
| 2427 | ||||
| 2428 | template <class ELFT> void ELFDumper<ELFT>::printMipsOptions() { | |||
| 2429 | const Elf_Shdr *Shdr = findSectionByName(*Obj, ".MIPS.options"); | |||
| 2430 | if (!Shdr) { | |||
| 2431 | W.startLine() << "There is no .MIPS.options section in the file.\n"; | |||
| 2432 | return; | |||
| 2433 | } | |||
| 2434 | ||||
| 2435 | DictScope GS(W, "MIPS Options"); | |||
| 2436 | ||||
| 2437 | ArrayRef<uint8_t> Sec = unwrapOrError(Obj->getSectionContents(Shdr)); | |||
| 2438 | while (!Sec.empty()) { | |||
| 2439 | if (Sec.size() < sizeof(Elf_Mips_Options<ELFT>)) { | |||
| 2440 | W.startLine() << "The .MIPS.options section has a wrong size.\n"; | |||
| 2441 | return; | |||
| 2442 | } | |||
| 2443 | auto *O = reinterpret_cast<const Elf_Mips_Options<ELFT> *>(Sec.data()); | |||
| 2444 | DictScope GS(W, getElfMipsOptionsOdkType(O->kind)); | |||
| 2445 | switch (O->kind) { | |||
| 2446 | case ODK_REGINFO: | |||
| 2447 | printMipsReginfoData(W, O->getRegInfo()); | |||
| 2448 | break; | |||
| 2449 | default: | |||
| 2450 | W.startLine() << "Unsupported MIPS options tag.\n"; | |||
| 2451 | break; | |||
| 2452 | } | |||
| 2453 | Sec = Sec.slice(O->size); | |||
| 2454 | } | |||
| 2455 | } | |||
| 2456 | ||||
| 2457 | template <class ELFT> void ELFDumper<ELFT>::printStackMap() const { | |||
| 2458 | const Elf_Shdr *StackMapSection = nullptr; | |||
| 2459 | for (const auto &Sec : unwrapOrError(Obj->sections())) { | |||
| 2460 | StringRef Name = unwrapOrError(Obj->getSectionName(&Sec)); | |||
| 2461 | if (Name == ".llvm_stackmaps") { | |||
| 2462 | StackMapSection = &Sec; | |||
| 2463 | break; | |||
| 2464 | } | |||
| 2465 | } | |||
| 2466 | ||||
| 2467 | if (!StackMapSection) | |||
| 2468 | return; | |||
| 2469 | ||||
| 2470 | ArrayRef<uint8_t> StackMapContentsArray = | |||
| 2471 | unwrapOrError(Obj->getSectionContents(StackMapSection)); | |||
| 2472 | ||||
| 2473 | prettyPrintStackMap( | |||
| 2474 | W, StackMapV2Parser<ELFT::TargetEndianness>(StackMapContentsArray)); | |||
| 2475 | } | |||
| 2476 | ||||
| 2477 | template <class ELFT> void ELFDumper<ELFT>::printGroupSections() { | |||
| 2478 | ELFDumperStyle->printGroupSections(Obj); | |||
| 2479 | } | |||
| 2480 | ||||
| 2481 | template <class ELFT> void ELFDumper<ELFT>::printAddrsig() { | |||
| 2482 | ELFDumperStyle->printAddrsig(Obj); | |||
| 2483 | } | |||
| 2484 | ||||
| 2485 | static inline void printFields(formatted_raw_ostream &OS, StringRef Str1, | |||
| 2486 | StringRef Str2) { | |||
| 2487 | OS.PadToColumn(2u); | |||
| 2488 | OS << Str1; | |||
| 2489 | OS.PadToColumn(37u); | |||
| 2490 | OS << Str2 << "\n"; | |||
| 2491 | OS.flush(); | |||
| 2492 | } | |||
| 2493 | ||||
| 2494 | template <class ELFT> | |||
| 2495 | static std::string getSectionHeadersNumString(const ELFFile<ELFT> *Obj) { | |||
| 2496 | const typename ELFT::Ehdr *ElfHeader = Obj->getHeader(); | |||
| 2497 | if (ElfHeader->e_shnum != 0) | |||
| 2498 | return to_string(ElfHeader->e_shnum); | |||
| 2499 | ||||
| 2500 | ArrayRef<typename ELFT::Shdr> Arr = unwrapOrError(Obj->sections()); | |||
| 2501 | if (Arr.empty()) | |||
| 2502 | return "0"; | |||
| 2503 | return "0 (" + to_string(Arr[0].sh_size) + ")"; | |||
| 2504 | } | |||
| 2505 | ||||
| 2506 | template <class ELFT> | |||
| 2507 | static std::string getSectionHeaderTableIndexString(const ELFFile<ELFT> *Obj) { | |||
| 2508 | const typename ELFT::Ehdr *ElfHeader = Obj->getHeader(); | |||
| 2509 | if (ElfHeader->e_shstrndx != SHN_XINDEX) | |||
| 2510 | return to_string(ElfHeader->e_shstrndx); | |||
| 2511 | ||||
| 2512 | ArrayRef<typename ELFT::Shdr> Arr = unwrapOrError(Obj->sections()); | |||
| 2513 | if (Arr.empty()) | |||
| 2514 | return "65535 (corrupt: out of range)"; | |||
| 2515 | return to_string(ElfHeader->e_shstrndx) + " (" + to_string(Arr[0].sh_link) + ")"; | |||
| 2516 | } | |||
| 2517 | ||||
| 2518 | template <class ELFT> void GNUStyle<ELFT>::printFileHeaders(const ELFO *Obj) { | |||
| 2519 | const Elf_Ehdr *e = Obj->getHeader(); | |||
| 2520 | OS << "ELF Header:\n"; | |||
| 2521 | OS << " Magic: "; | |||
| 2522 | std::string Str; | |||
| 2523 | for (int i = 0; i < ELF::EI_NIDENT; i++) | |||
| 2524 | OS << format(" %02x", static_cast<int>(e->e_ident[i])); | |||
| 2525 | OS << "\n"; | |||
| 2526 | Str = printEnum(e->e_ident[ELF::EI_CLASS], makeArrayRef(ElfClass)); | |||
| 2527 | printFields(OS, "Class:", Str); | |||
| 2528 | Str = printEnum(e->e_ident[ELF::EI_DATA], makeArrayRef(ElfDataEncoding)); | |||
| 2529 | printFields(OS, "Data:", Str); | |||
| 2530 | OS.PadToColumn(2u); | |||
| 2531 | OS << "Version:"; | |||
| 2532 | OS.PadToColumn(37u); | |||
| 2533 | OS << to_hexString(e->e_ident[ELF::EI_VERSION]); | |||
| 2534 | if (e->e_version == ELF::EV_CURRENT) | |||
| 2535 | OS << " (current)"; | |||
| 2536 | OS << "\n"; | |||
| 2537 | Str = printEnum(e->e_ident[ELF::EI_OSABI], makeArrayRef(ElfOSABI)); | |||
| 2538 | printFields(OS, "OS/ABI:", Str); | |||
| 2539 | Str = "0x" + to_hexString(e->e_ident[ELF::EI_ABIVERSION]); | |||
| 2540 | printFields(OS, "ABI Version:", Str); | |||
| 2541 | Str = printEnum(e->e_type, makeArrayRef(ElfObjectFileType)); | |||
| 2542 | printFields(OS, "Type:", Str); | |||
| 2543 | Str = printEnum(e->e_machine, makeArrayRef(ElfMachineType)); | |||
| 2544 | printFields(OS, "Machine:", Str); | |||
| 2545 | Str = "0x" + to_hexString(e->e_version); | |||
| 2546 | printFields(OS, "Version:", Str); | |||
| 2547 | Str = "0x" + to_hexString(e->e_entry); | |||
| 2548 | printFields(OS, "Entry point address:", Str); | |||
| 2549 | Str = to_string(e->e_phoff) + " (bytes into file)"; | |||
| 2550 | printFields(OS, "Start of program headers:", Str); | |||
| 2551 | Str = to_string(e->e_shoff) + " (bytes into file)"; | |||
| 2552 | printFields(OS, "Start of section headers:", Str); | |||
| 2553 | std::string ElfFlags; | |||
| 2554 | if (e->e_machine == EM_MIPS) | |||
| 2555 | ElfFlags = | |||
| 2556 | printFlags(e->e_flags, makeArrayRef(ElfHeaderMipsFlags), | |||
| 2557 | unsigned(ELF::EF_MIPS_ARCH), unsigned(ELF::EF_MIPS_ABI), | |||
| 2558 | unsigned(ELF::EF_MIPS_MACH)); | |||
| 2559 | else if (e->e_machine == EM_RISCV) | |||
| 2560 | ElfFlags = printFlags(e->e_flags, makeArrayRef(ElfHeaderRISCVFlags)); | |||
| 2561 | Str = "0x" + to_hexString(e->e_flags); | |||
| 2562 | if (!ElfFlags.empty()) | |||
| 2563 | Str = Str + ", " + ElfFlags; | |||
| 2564 | printFields(OS, "Flags:", Str); | |||
| 2565 | Str = to_string(e->e_ehsize) + " (bytes)"; | |||
| 2566 | printFields(OS, "Size of this header:", Str); | |||
| 2567 | Str = to_string(e->e_phentsize) + " (bytes)"; | |||
| 2568 | printFields(OS, "Size of program headers:", Str); | |||
| 2569 | Str = to_string(e->e_phnum); | |||
| 2570 | printFields(OS, "Number of program headers:", Str); | |||
| 2571 | Str = to_string(e->e_shentsize) + " (bytes)"; | |||
| 2572 | printFields(OS, "Size of section headers:", Str); | |||
| 2573 | Str = getSectionHeadersNumString(Obj); | |||
| 2574 | printFields(OS, "Number of section headers:", Str); | |||
| 2575 | Str = getSectionHeaderTableIndexString(Obj); | |||
| 2576 | printFields(OS, "Section header string table index:", Str); | |||
| 2577 | } | |||
| 2578 | ||||
| 2579 | namespace { | |||
| 2580 | struct GroupMember { | |||
| 2581 | StringRef Name; | |||
| 2582 | uint64_t Index; | |||
| 2583 | }; | |||
| 2584 | ||||
| 2585 | struct GroupSection { | |||
| 2586 | StringRef Name; | |||
| 2587 | StringRef Signature; | |||
| 2588 | uint64_t ShName; | |||
| 2589 | uint64_t Index; | |||
| 2590 | uint32_t Link; | |||
| 2591 | uint32_t Info; | |||
| 2592 | uint32_t Type; | |||
| 2593 | std::vector<GroupMember> Members; | |||
| 2594 | }; | |||
| 2595 | ||||
| 2596 | template <class ELFT> | |||
| 2597 | std::vector<GroupSection> getGroups(const ELFFile<ELFT> *Obj) { | |||
| 2598 | using Elf_Shdr = typename ELFT::Shdr; | |||
| 2599 | using Elf_Sym = typename ELFT::Sym; | |||
| 2600 | using Elf_Word = typename ELFT::Word; | |||
| 2601 | ||||
| 2602 | std::vector<GroupSection> Ret; | |||
| 2603 | uint64_t I = 0; | |||
| 2604 | for (const Elf_Shdr &Sec : unwrapOrError(Obj->sections())) { | |||
| 2605 | ++I; | |||
| 2606 | if (Sec.sh_type != ELF::SHT_GROUP) | |||
| 2607 | continue; | |||
| 2608 | ||||
| 2609 | const Elf_Shdr *Symtab = unwrapOrError(Obj->getSection(Sec.sh_link)); | |||
| 2610 | StringRef StrTable = unwrapOrError(Obj->getStringTableForSymtab(*Symtab)); | |||
| 2611 | const Elf_Sym *Sym = | |||
| 2612 | unwrapOrError(Obj->template getEntry<Elf_Sym>(Symtab, Sec.sh_info)); | |||
| 2613 | auto Data = | |||
| 2614 | unwrapOrError(Obj->template getSectionContentsAsArray<Elf_Word>(&Sec)); | |||
| 2615 | ||||
| 2616 | StringRef Name = unwrapOrError(Obj->getSectionName(&Sec)); | |||
| 2617 | StringRef Signature = StrTable.data() + Sym->st_name; | |||
| 2618 | Ret.push_back({Name, | |||
| 2619 | Signature, | |||
| 2620 | Sec.sh_name, | |||
| 2621 | I - 1, | |||
| 2622 | Sec.sh_link, | |||
| 2623 | Sec.sh_info, | |||
| 2624 | Data[0], | |||
| 2625 | {}}); | |||
| 2626 | ||||
| 2627 | std::vector<GroupMember> &GM = Ret.back().Members; | |||
| 2628 | for (uint32_t Ndx : Data.slice(1)) { | |||
| 2629 | auto Sec = unwrapOrError(Obj->getSection(Ndx)); | |||
| 2630 | const StringRef Name = unwrapOrError(Obj->getSectionName(Sec)); | |||
| 2631 | GM.push_back({Name, Ndx}); | |||
| 2632 | } | |||
| 2633 | } | |||
| 2634 | return Ret; | |||
| 2635 | } | |||
| 2636 | ||||
| 2637 | DenseMap<uint64_t, const GroupSection *> | |||
| 2638 | mapSectionsToGroups(ArrayRef<GroupSection> Groups) { | |||
| 2639 | DenseMap<uint64_t, const GroupSection *> Ret; | |||
| 2640 | for (const GroupSection &G : Groups) | |||
| 2641 | for (const GroupMember &GM : G.Members) | |||
| 2642 | Ret.insert({GM.Index, &G}); | |||
| 2643 | return Ret; | |||
| 2644 | } | |||
| 2645 | ||||
| 2646 | } // namespace | |||
| 2647 | ||||
| 2648 | template <class ELFT> void GNUStyle<ELFT>::printGroupSections(const ELFO *Obj) { | |||
| 2649 | std::vector<GroupSection> V = getGroups<ELFT>(Obj); | |||
| 2650 | DenseMap<uint64_t, const GroupSection *> Map = mapSectionsToGroups(V); | |||
| 2651 | for (const GroupSection &G : V) { | |||
| 2652 | OS << "\n" | |||
| 2653 | << getGroupType(G.Type) << " group section [" | |||
| 2654 | << format_decimal(G.Index, 5) << "] `" << G.Name << "' [" << G.Signature | |||
| 2655 | << "] contains " << G.Members.size() << " sections:\n" | |||
| 2656 | << " [Index] Name\n"; | |||
| 2657 | for (const GroupMember &GM : G.Members) { | |||
| 2658 | const GroupSection *MainGroup = Map[GM.Index]; | |||
| 2659 | if (MainGroup != &G) { | |||
| 2660 | OS.flush(); | |||
| 2661 | errs() << "Error: section [" << format_decimal(GM.Index, 5) | |||
| 2662 | << "] in group section [" << format_decimal(G.Index, 5) | |||
| 2663 | << "] already in group section [" | |||
| 2664 | << format_decimal(MainGroup->Index, 5) << "]"; | |||
| 2665 | errs().flush(); | |||
| 2666 | continue; | |||
| 2667 | } | |||
| 2668 | OS << " [" << format_decimal(GM.Index, 5) << "] " << GM.Name << "\n"; | |||
| 2669 | } | |||
| 2670 | } | |||
| 2671 | ||||
| 2672 | if (V.empty()) | |||
| 2673 | OS << "There are no section groups in this file.\n"; | |||
| 2674 | } | |||
| 2675 | ||||
| 2676 | template <class ELFT> | |||
| 2677 | void GNUStyle<ELFT>::printRelocation(const ELFO *Obj, const Elf_Shdr *SymTab, | |||
| 2678 | const Elf_Rela &R, bool IsRela) { | |||
| 2679 | std::string Offset, Info, Addend, Value; | |||
| 2680 | SmallString<32> RelocName; | |||
| 2681 | StringRef TargetName; | |||
| 2682 | const Elf_Sym *Sym = nullptr; | |||
| 2683 | unsigned Width = ELFT::Is64Bits ? 16 : 8; | |||
| 2684 | unsigned Bias = ELFT::Is64Bits ? 8 : 0; | |||
| 2685 | ||||
| 2686 | // First two fields are bit width dependent. The rest of them are after are | |||
| 2687 | // fixed width. | |||
| 2688 | Field Fields[5] = {0, 10 + Bias, 19 + 2 * Bias, 42 + 2 * Bias, 53 + 2 * Bias}; | |||
| 2689 | Obj->getRelocationTypeName(R.getType(Obj->isMips64EL()), RelocName); | |||
| 2690 | Sym = unwrapOrError(Obj->getRelocationSymbol(&R, SymTab)); | |||
| 2691 | if (Sym && Sym->getType() == ELF::STT_SECTION) { | |||
| 2692 | const Elf_Shdr *Sec = unwrapOrError( | |||
| 2693 | Obj->getSection(Sym, SymTab, this->dumper()->getShndxTable())); | |||
| 2694 | TargetName = unwrapOrError(Obj->getSectionName(Sec)); | |||
| 2695 | } else if (Sym) { | |||
| 2696 | StringRef StrTable = unwrapOrError(Obj->getStringTableForSymtab(*SymTab)); | |||
| 2697 | TargetName = unwrapOrError(Sym->getName(StrTable)); | |||
| 2698 | } | |||
| 2699 | ||||
| 2700 | if (Sym && IsRela) { | |||
| 2701 | if (R.r_addend < 0) | |||
| 2702 | Addend = " - "; | |||
| 2703 | else | |||
| 2704 | Addend = " + "; | |||
| 2705 | } | |||
| 2706 | ||||
| 2707 | Offset = to_string(format_hex_no_prefix(R.r_offset, Width)); | |||
| 2708 | Info = to_string(format_hex_no_prefix(R.r_info, Width)); | |||
| 2709 | ||||
| 2710 | int64_t RelAddend = R.r_addend; | |||
| 2711 | if (IsRela) | |||
| 2712 | Addend += to_hexString(std::abs(RelAddend), false); | |||
| 2713 | ||||
| 2714 | if (Sym) | |||
| 2715 | Value = to_string(format_hex_no_prefix(Sym->getValue(), Width)); | |||
| 2716 | ||||
| 2717 | Fields[0].Str = Offset; | |||
| 2718 | Fields[1].Str = Info; | |||
| 2719 | Fields[2].Str = RelocName; | |||
| 2720 | Fields[3].Str = Value; | |||
| 2721 | Fields[4].Str = TargetName; | |||
| 2722 | for (auto &field : Fields) | |||
| 2723 | printField(field); | |||
| 2724 | OS << Addend; | |||
| 2725 | OS << "\n"; | |||
| 2726 | } | |||
| 2727 | ||||
| 2728 | template <class ELFT> void GNUStyle<ELFT>::printRelocHeader(unsigned SType) { | |||
| 2729 | bool IsRela = SType == ELF::SHT_RELA || SType == ELF::SHT_ANDROID_RELA; | |||
| 2730 | bool IsRelr = SType == ELF::SHT_RELR || SType == ELF::SHT_ANDROID_RELR; | |||
| 2731 | if (ELFT::Is64Bits) | |||
| 2732 | OS << " "; | |||
| 2733 | else | |||
| 2734 | OS << " "; | |||
| 2735 | if (IsRelr && opts::RawRelr) | |||
| 2736 | OS << "Data "; | |||
| 2737 | else | |||
| 2738 | OS << "Offset"; | |||
| 2739 | if (ELFT::Is64Bits) | |||
| 2740 | OS << " Info Type" | |||
| 2741 | << " Symbol's Value Symbol's Name"; | |||
| 2742 | else | |||
| 2743 | OS << " Info Type Sym. Value Symbol's Name"; | |||
| 2744 | if (IsRela) | |||
| 2745 | OS << " + Addend"; | |||
| 2746 | OS << "\n"; | |||
| 2747 | } | |||
| 2748 | ||||
| 2749 | template <class ELFT> void GNUStyle<ELFT>::printRelocations(const ELFO *Obj) { | |||
| 2750 | bool HasRelocSections = false; | |||
| 2751 | for (const Elf_Shdr &Sec : unwrapOrError(Obj->sections())) { | |||
| 2752 | if (Sec.sh_type != ELF::SHT_REL && | |||
| 2753 | Sec.sh_type != ELF::SHT_RELA && | |||
| 2754 | Sec.sh_type != ELF::SHT_RELR && | |||
| 2755 | Sec.sh_type != ELF::SHT_ANDROID_REL && | |||
| 2756 | Sec.sh_type != ELF::SHT_ANDROID_RELA && | |||
| 2757 | Sec.sh_type != ELF::SHT_ANDROID_RELR) | |||
| 2758 | continue; | |||
| 2759 | HasRelocSections = true; | |||
| 2760 | StringRef Name = unwrapOrError(Obj->getSectionName(&Sec)); | |||
| 2761 | unsigned Entries = Sec.getEntityCount(); | |||
| 2762 | std::vector<Elf_Rela> AndroidRelas; | |||
| 2763 | if (Sec.sh_type == ELF::SHT_ANDROID_REL || | |||
| 2764 | Sec.sh_type == ELF::SHT_ANDROID_RELA) { | |||
| 2765 | // Android's packed relocation section needs to be unpacked first | |||
| 2766 | // to get the actual number of entries. | |||
| 2767 | AndroidRelas = unwrapOrError(Obj->android_relas(&Sec)); | |||
| 2768 | Entries = AndroidRelas.size(); | |||
| 2769 | } | |||
| 2770 | std::vector<Elf_Rela> RelrRelas; | |||
| 2771 | if (!opts::RawRelr && (Sec.sh_type == ELF::SHT_RELR || | |||
| 2772 | Sec.sh_type == ELF::SHT_ANDROID_RELR)) { | |||
| 2773 | // .relr.dyn relative relocation section needs to be unpacked first | |||
| 2774 | // to get the actual number of entries. | |||
| 2775 | Elf_Relr_Range Relrs = unwrapOrError(Obj->relrs(&Sec)); | |||
| 2776 | RelrRelas = unwrapOrError(Obj->decode_relrs(Relrs)); | |||
| 2777 | Entries = RelrRelas.size(); | |||
| 2778 | } | |||
| 2779 | uintX_t Offset = Sec.sh_offset; | |||
| 2780 | OS << "\nRelocation section '" << Name << "' at offset 0x" | |||
| 2781 | << to_hexString(Offset, false) << " contains " << Entries | |||
| 2782 | << " entries:\n"; | |||
| 2783 | printRelocHeader(Sec.sh_type); | |||
| 2784 | const Elf_Shdr *SymTab = unwrapOrError(Obj->getSection(Sec.sh_link)); | |||
| 2785 | switch (Sec.sh_type) { | |||
| 2786 | case ELF::SHT_REL: | |||
| 2787 | for (const auto &R : unwrapOrError(Obj->rels(&Sec))) { | |||
| 2788 | Elf_Rela Rela; | |||
| 2789 | Rela.r_offset = R.r_offset; | |||
| 2790 | Rela.r_info = R.r_info; | |||
| 2791 | Rela.r_addend = 0; | |||
| 2792 | printRelocation(Obj, SymTab, Rela, false); | |||
| 2793 | } | |||
| 2794 | break; | |||
| 2795 | case ELF::SHT_RELA: | |||
| 2796 | for (const auto &R : unwrapOrError(Obj->relas(&Sec))) | |||
| 2797 | printRelocation(Obj, SymTab, R, true); | |||
| 2798 | break; | |||
| 2799 | case ELF::SHT_RELR: | |||
| 2800 | case ELF::SHT_ANDROID_RELR: | |||
| 2801 | if (opts::RawRelr) | |||
| 2802 | for (const auto &R : unwrapOrError(Obj->relrs(&Sec))) | |||
| 2803 | OS << to_string(format_hex_no_prefix(R, ELFT::Is64Bits ? 16 : 8)) | |||
| 2804 | << "\n"; | |||
| 2805 | else | |||
| 2806 | for (const auto &R : RelrRelas) | |||
| 2807 | printRelocation(Obj, SymTab, R, false); | |||
| 2808 | break; | |||
| 2809 | case ELF::SHT_ANDROID_REL: | |||
| 2810 | case ELF::SHT_ANDROID_RELA: | |||
| 2811 | for (const auto &R : AndroidRelas) | |||
| 2812 | printRelocation(Obj, SymTab, R, Sec.sh_type == ELF::SHT_ANDROID_RELA); | |||
| 2813 | break; | |||
| 2814 | } | |||
| 2815 | } | |||
| 2816 | if (!HasRelocSections) | |||
| 2817 | OS << "\nThere are no relocations in this file.\n"; | |||
| 2818 | } | |||
| 2819 | ||||
| 2820 | std::string getSectionTypeString(unsigned Arch, unsigned Type) { | |||
| 2821 | using namespace ELF; | |||
| 2822 | ||||
| 2823 | switch (Arch) { | |||
| 2824 | case EM_ARM: | |||
| 2825 | switch (Type) { | |||
| 2826 | case SHT_ARM_EXIDX: | |||
| 2827 | return "ARM_EXIDX"; | |||
| 2828 | case SHT_ARM_PREEMPTMAP: | |||
| 2829 | return "ARM_PREEMPTMAP"; | |||
| 2830 | case SHT_ARM_ATTRIBUTES: | |||
| 2831 | return "ARM_ATTRIBUTES"; | |||
| 2832 | case SHT_ARM_DEBUGOVERLAY: | |||
| 2833 | return "ARM_DEBUGOVERLAY"; | |||
| 2834 | case SHT_ARM_OVERLAYSECTION: | |||
| 2835 | return "ARM_OVERLAYSECTION"; | |||
| 2836 | } | |||
| 2837 | break; | |||
| 2838 | case EM_X86_64: | |||
| 2839 | switch (Type) { | |||
| 2840 | case SHT_X86_64_UNWIND: | |||
| 2841 | return "X86_64_UNWIND"; | |||
| 2842 | } | |||
| 2843 | break; | |||
| 2844 | case EM_MIPS: | |||
| 2845 | case EM_MIPS_RS3_LE: | |||
| 2846 | switch (Type) { | |||
| 2847 | case SHT_MIPS_REGINFO: | |||
| 2848 | return "MIPS_REGINFO"; | |||
| 2849 | case SHT_MIPS_OPTIONS: | |||
| 2850 | return "MIPS_OPTIONS"; | |||
| 2851 | case SHT_MIPS_ABIFLAGS: | |||
| 2852 | return "MIPS_ABIFLAGS"; | |||
| 2853 | case SHT_MIPS_DWARF: | |||
| 2854 | return "SHT_MIPS_DWARF"; | |||
| 2855 | } | |||
| 2856 | break; | |||
| 2857 | } | |||
| 2858 | switch (Type) { | |||
| 2859 | case SHT_NULL: | |||
| 2860 | return "NULL"; | |||
| 2861 | case SHT_PROGBITS: | |||
| 2862 | return "PROGBITS"; | |||
| 2863 | case SHT_SYMTAB: | |||
| 2864 | return "SYMTAB"; | |||
| 2865 | case SHT_STRTAB: | |||
| 2866 | return "STRTAB"; | |||
| 2867 | case SHT_RELA: | |||
| 2868 | return "RELA"; | |||
| 2869 | case SHT_HASH: | |||
| 2870 | return "HASH"; | |||
| 2871 | case SHT_DYNAMIC: | |||
| 2872 | return "DYNAMIC"; | |||
| 2873 | case SHT_NOTE: | |||
| 2874 | return "NOTE"; | |||
| 2875 | case SHT_NOBITS: | |||
| 2876 | return "NOBITS"; | |||
| 2877 | case SHT_REL: | |||
| 2878 | return "REL"; | |||
| 2879 | case SHT_SHLIB: | |||
| 2880 | return "SHLIB"; | |||
| 2881 | case SHT_DYNSYM: | |||
| 2882 | return "DYNSYM"; | |||
| 2883 | case SHT_INIT_ARRAY: | |||
| 2884 | return "INIT_ARRAY"; | |||
| 2885 | case SHT_FINI_ARRAY: | |||
| 2886 | return "FINI_ARRAY"; | |||
| 2887 | case SHT_PREINIT_ARRAY: | |||
| 2888 | return "PREINIT_ARRAY"; | |||
| 2889 | case SHT_GROUP: | |||
| 2890 | return "GROUP"; | |||
| 2891 | case SHT_SYMTAB_SHNDX: | |||
| 2892 | return "SYMTAB SECTION INDICES"; | |||
| 2893 | case SHT_RELR: | |||
| 2894 | case SHT_ANDROID_RELR: | |||
| 2895 | return "RELR"; | |||
| 2896 | case SHT_LLVM_ODRTAB: | |||
| 2897 | return "LLVM_ODRTAB"; | |||
| 2898 | case SHT_LLVM_LINKER_OPTIONS: | |||
| 2899 | return "LLVM_LINKER_OPTIONS"; | |||
| 2900 | case SHT_LLVM_CALL_GRAPH_PROFILE: | |||
| 2901 | return "LLVM_CALL_GRAPH_PROFILE"; | |||
| 2902 | case SHT_LLVM_ADDRSIG: | |||
| 2903 | return "LLVM_ADDRSIG"; | |||
| 2904 | // FIXME: Parse processor specific GNU attributes | |||
| 2905 | case SHT_GNU_ATTRIBUTES: | |||
| 2906 | return "ATTRIBUTES"; | |||
| 2907 | case SHT_GNU_HASH: | |||
| 2908 | return "GNU_HASH"; | |||
| 2909 | case SHT_GNU_verdef: | |||
| 2910 | return "VERDEF"; | |||
| 2911 | case SHT_GNU_verneed: | |||
| 2912 | return "VERNEED"; | |||
| 2913 | case SHT_GNU_versym: | |||
| 2914 | return "VERSYM"; | |||
| 2915 | default: | |||
| 2916 | return ""; | |||
| 2917 | } | |||
| 2918 | return ""; | |||
| 2919 | } | |||
| 2920 | ||||
| 2921 | template <class ELFT> void GNUStyle<ELFT>::printSections(const ELFO *Obj) { | |||
| 2922 | size_t SectionIndex = 0; | |||
| 2923 | std::string Number, Type, Size, Address, Offset, Flags, Link, Info, EntrySize, | |||
| 2924 | Alignment; | |||
| 2925 | unsigned Bias; | |||
| 2926 | unsigned Width; | |||
| 2927 | ||||
| 2928 | if (ELFT::Is64Bits) { | |||
| 2929 | Bias = 0; | |||
| 2930 | Width = 16; | |||
| 2931 | } else { | |||
| 2932 | Bias = 8; | |||
| 2933 | Width = 8; | |||
| 2934 | } | |||
| 2935 | ||||
| 2936 | ArrayRef<Elf_Shdr> Sections = unwrapOrError(Obj->sections()); | |||
| 2937 | OS << "There are " << to_string(Sections.size()) | |||
| 2938 | << " section headers, starting at offset " | |||
| 2939 | << "0x" << to_hexString(Obj->getHeader()->e_shoff, false) << ":\n\n"; | |||
| 2940 | OS << "Section Headers:\n"; | |||
| 2941 | Field Fields[11] = {{"[Nr]", 2}, | |||
| 2942 | {"Name", 7}, | |||
| 2943 | {"Type", 25}, | |||
| 2944 | {"Address", 41}, | |||
| 2945 | {"Off", 58 - Bias}, | |||
| 2946 | {"Size", 65 - Bias}, | |||
| 2947 | {"ES", 72 - Bias}, | |||
| 2948 | {"Flg", 75 - Bias}, | |||
| 2949 | {"Lk", 79 - Bias}, | |||
| 2950 | {"Inf", 82 - Bias}, | |||
| 2951 | {"Al", 86 - Bias}}; | |||
| 2952 | for (auto &f : Fields) | |||
| 2953 | printField(f); | |||
| 2954 | OS << "\n"; | |||
| 2955 | ||||
| 2956 | for (const Elf_Shdr &Sec : Sections) { | |||
| 2957 | Number = to_string(SectionIndex); | |||
| 2958 | Fields[0].Str = Number; | |||
| 2959 | Fields[1].Str = unwrapOrError(Obj->getSectionName(&Sec)); | |||
| 2960 | Type = getSectionTypeString(Obj->getHeader()->e_machine, Sec.sh_type); | |||
| 2961 | Fields[2].Str = Type; | |||
| 2962 | Address = to_string(format_hex_no_prefix(Sec.sh_addr, Width)); | |||
| 2963 | Fields[3].Str = Address; | |||
| 2964 | Offset = to_string(format_hex_no_prefix(Sec.sh_offset, 6)); | |||
| 2965 | Fields[4].Str = Offset; | |||
| 2966 | Size = to_string(format_hex_no_prefix(Sec.sh_size, 6)); | |||
| 2967 | Fields[5].Str = Size; | |||
| 2968 | EntrySize = to_string(format_hex_no_prefix(Sec.sh_entsize, 2)); | |||
| 2969 | Fields[6].Str = EntrySize; | |||
| 2970 | Flags = getGNUFlags(Sec.sh_flags); | |||
| 2971 | Fields[7].Str = Flags; | |||
| 2972 | Link = to_string(Sec.sh_link); | |||
| 2973 | Fields[8].Str = Link; | |||
| 2974 | Info = to_string(Sec.sh_info); | |||
| 2975 | Fields[9].Str = Info; | |||
| 2976 | Alignment = to_string(Sec.sh_addralign); | |||
| 2977 | Fields[10].Str = Alignment; | |||
| 2978 | OS.PadToColumn(Fields[0].Column); | |||
| 2979 | OS << "[" << right_justify(Fields[0].Str, 2) << "]"; | |||
| 2980 | for (int i = 1; i < 7; i++) | |||
| 2981 | printField(Fields[i]); | |||
| 2982 | OS.PadToColumn(Fields[7].Column); | |||
| 2983 | OS << right_justify(Fields[7].Str, 3); | |||
| 2984 | OS.PadToColumn(Fields[8].Column); | |||
| 2985 | OS << right_justify(Fields[8].Str, 2); | |||
| 2986 | OS.PadToColumn(Fields[9].Column); | |||
| 2987 | OS << right_justify(Fields[9].Str, 3); | |||
| 2988 | OS.PadToColumn(Fields[10].Column); | |||
| 2989 | OS << right_justify(Fields[10].Str, 2); | |||
| 2990 | OS << "\n"; | |||
| 2991 | ++SectionIndex; | |||
| 2992 | } | |||
| 2993 | OS << "Key to Flags:\n" | |||
| 2994 | << " W (write), A (alloc), X (execute), M (merge), S (strings), l " | |||
| 2995 | "(large)\n" | |||
| 2996 | << " I (info), L (link order), G (group), T (TLS), E (exclude),\ | |||
| 2997 | x (unknown)\n" | |||
| 2998 | << " O (extra OS processing required) o (OS specific),\ | |||
| 2999 | p (processor specific)\n"; | |||
| 3000 | } | |||
| 3001 | ||||
| 3002 | template <class ELFT> | |||
| 3003 | void GNUStyle<ELFT>::printSymtabMessage(const ELFO *Obj, StringRef Name, | |||
| 3004 | size_t Entries) { | |||
| 3005 | if (!Name.empty()) | |||
| 3006 | OS << "\nSymbol table '" << Name << "' contains " << Entries | |||
| 3007 | << " entries:\n"; | |||
| 3008 | else | |||
| 3009 | OS << "\n Symbol table for image:\n"; | |||
| 3010 | ||||
| 3011 | if (ELFT::Is64Bits) | |||
| 3012 | OS << " Num: Value Size Type Bind Vis Ndx Name\n"; | |||
| 3013 | else | |||
| 3014 | OS << " Num: Value Size Type Bind Vis Ndx Name\n"; | |||
| 3015 | } | |||
| 3016 | ||||
| 3017 | template <class ELFT> | |||
| 3018 | std::string GNUStyle<ELFT>::getSymbolSectionNdx(const ELFO *Obj, | |||
| 3019 | const Elf_Sym *Symbol, | |||
| 3020 | const Elf_Sym *FirstSym) { | |||
| 3021 | unsigned SectionIndex = Symbol->st_shndx; | |||
| 3022 | switch (SectionIndex) { | |||
| 3023 | case ELF::SHN_UNDEF: | |||
| 3024 | return "UND"; | |||
| 3025 | case ELF::SHN_ABS: | |||
| 3026 | return "ABS"; | |||
| 3027 | case ELF::SHN_COMMON: | |||
| 3028 | return "COM"; | |||
| 3029 | case ELF::SHN_XINDEX: | |||
| 3030 | SectionIndex = unwrapOrError(object::getExtendedSymbolTableIndex<ELFT>( | |||
| 3031 | Symbol, FirstSym, this->dumper()->getShndxTable())); | |||
| 3032 | LLVM_FALLTHROUGH[[clang::fallthrough]]; | |||
| 3033 | default: | |||
| 3034 | // Find if: | |||
| 3035 | // Processor specific | |||
| 3036 | if (SectionIndex >= ELF::SHN_LOPROC && SectionIndex <= ELF::SHN_HIPROC) | |||
| 3037 | return std::string("PRC[0x") + | |||
| 3038 | to_string(format_hex_no_prefix(SectionIndex, 4)) + "]"; | |||
| 3039 | // OS specific | |||
| 3040 | if (SectionIndex >= ELF::SHN_LOOS && SectionIndex <= ELF::SHN_HIOS) | |||
| 3041 | return std::string("OS[0x") + | |||
| 3042 | to_string(format_hex_no_prefix(SectionIndex, 4)) + "]"; | |||
| 3043 | // Architecture reserved: | |||
| 3044 | if (SectionIndex >= ELF::SHN_LORESERVE && | |||
| 3045 | SectionIndex <= ELF::SHN_HIRESERVE) | |||
| 3046 | return std::string("RSV[0x") + | |||
| 3047 | to_string(format_hex_no_prefix(SectionIndex, 4)) + "]"; | |||
| 3048 | // A normal section with an index | |||
| 3049 | return to_string(format_decimal(SectionIndex, 3)); | |||
| 3050 | } | |||
| 3051 | } | |||
| 3052 | ||||
| 3053 | template <class ELFT> | |||
| 3054 | void GNUStyle<ELFT>::printSymbol(const ELFO *Obj, const Elf_Sym *Symbol, | |||
| 3055 | const Elf_Sym *FirstSym, StringRef StrTable, | |||
| 3056 | bool IsDynamic) { | |||
| 3057 | static int Idx = 0; | |||
| 3058 | static bool Dynamic = true; | |||
| 3059 | size_t Width; | |||
| 3060 | ||||
| 3061 | // If this function was called with a different value from IsDynamic | |||
| 3062 | // from last call, happens when we move from dynamic to static symbol | |||
| 3063 | // table, "Num" field should be reset. | |||
| 3064 | if (!Dynamic != !IsDynamic) { | |||
| 3065 | Idx = 0; | |||
| 3066 | Dynamic = false; | |||
| 3067 | } | |||
| 3068 | std::string Num, Name, Value, Size, Binding, Type, Visibility, Section; | |||
| 3069 | unsigned Bias = 0; | |||
| 3070 | if (ELFT::Is64Bits) { | |||
| 3071 | Bias = 8; | |||
| 3072 | Width = 16; | |||
| 3073 | } else { | |||
| 3074 | Bias = 0; | |||
| 3075 | Width = 8; | |||
| 3076 | } | |||
| 3077 | Field Fields[8] = {0, 8, 17 + Bias, 23 + Bias, | |||
| 3078 | 31 + Bias, 38 + Bias, 47 + Bias, 51 + Bias}; | |||
| 3079 | Num = to_string(format_decimal(Idx++, 6)) + ":"; | |||
| 3080 | Value = to_string(format_hex_no_prefix(Symbol->st_value, Width)); | |||
| 3081 | Size = to_string(format_decimal(Symbol->st_size, 5)); | |||
| 3082 | unsigned char SymbolType = Symbol->getType(); | |||
| 3083 | if (Obj->getHeader()->e_machine == ELF::EM_AMDGPU && | |||
| 3084 | SymbolType >= ELF::STT_LOOS && SymbolType < ELF::STT_HIOS) | |||
| 3085 | Type = printEnum(SymbolType, makeArrayRef(AMDGPUSymbolTypes)); | |||
| 3086 | else | |||
| 3087 | Type = printEnum(SymbolType, makeArrayRef(ElfSymbolTypes)); | |||
| 3088 | unsigned Vis = Symbol->getVisibility(); | |||
| 3089 | Binding = printEnum(Symbol->getBinding(), makeArrayRef(ElfSymbolBindings)); | |||
| 3090 | Visibility = printEnum(Vis, makeArrayRef(ElfSymbolVisibilities)); | |||
| 3091 | Section = getSymbolSectionNdx(Obj, Symbol, FirstSym); | |||
| 3092 | Name = this->dumper()->getFullSymbolName(Symbol, StrTable, IsDynamic); | |||
| 3093 | Fields[0].Str = Num; | |||
| 3094 | Fields[1].Str = Value; | |||
| 3095 | Fields[2].Str = Size; | |||
| 3096 | Fields[3].Str = Type; | |||
| 3097 | Fields[4].Str = Binding; | |||
| 3098 | Fields[5].Str = Visibility; | |||
| 3099 | Fields[6].Str = Section; | |||
| 3100 | Fields[7].Str = Name; | |||
| 3101 | for (auto &Entry : Fields) | |||
| 3102 | printField(Entry); | |||
| 3103 | OS << "\n"; | |||
| 3104 | } | |||
| 3105 | template <class ELFT> | |||
| 3106 | void GNUStyle<ELFT>::printHashedSymbol(const ELFO *Obj, const Elf_Sym *FirstSym, | |||
| 3107 | uint32_t Sym, StringRef StrTable, | |||
| 3108 | uint32_t Bucket) { | |||
| 3109 | std::string Num, Buc, Name, Value, Size, Binding, Type, Visibility, Section; | |||
| 3110 | unsigned Width, Bias = 0; | |||
| 3111 | if (ELFT::Is64Bits) { | |||
| 3112 | Bias = 8; | |||
| 3113 | Width = 16; | |||
| 3114 | } else { | |||
| 3115 | Bias = 0; | |||
| 3116 | Width = 8; | |||
| 3117 | } | |||
| 3118 | Field Fields[9] = {0, 6, 11, 20 + Bias, 25 + Bias, | |||
| 3119 | 34 + Bias, 41 + Bias, 49 + Bias, 53 + Bias}; | |||
| 3120 | Num = to_string(format_decimal(Sym, 5)); | |||
| 3121 | Buc = to_string(format_decimal(Bucket, 3)) + ":"; | |||
| 3122 | ||||
| 3123 | const auto Symbol = FirstSym + Sym; | |||
| 3124 | Value = to_string(format_hex_no_prefix(Symbol->st_value, Width)); | |||
| 3125 | Size = to_string(format_decimal(Symbol->st_size, 5)); | |||
| 3126 | unsigned char SymbolType = Symbol->getType(); | |||
| 3127 | if (Obj->getHeader()->e_machine == ELF::EM_AMDGPU && | |||
| 3128 | SymbolType >= ELF::STT_LOOS && SymbolType < ELF::STT_HIOS) | |||
| 3129 | Type = printEnum(SymbolType, makeArrayRef(AMDGPUSymbolTypes)); | |||
| 3130 | else | |||
| 3131 | Type = printEnum(SymbolType, makeArrayRef(ElfSymbolTypes)); | |||
| 3132 | unsigned Vis = Symbol->getVisibility(); | |||
| 3133 | Binding = printEnum(Symbol->getBinding(), makeArrayRef(ElfSymbolBindings)); | |||
| 3134 | Visibility = printEnum(Vis, makeArrayRef(ElfSymbolVisibilities)); | |||
| 3135 | Section = getSymbolSectionNdx(Obj, Symbol, FirstSym); | |||
| 3136 | Name = this->dumper()->getFullSymbolName(Symbol, StrTable, true); | |||
| 3137 | Fields[0].Str = Num; | |||
| 3138 | Fields[1].Str = Buc; | |||
| 3139 | Fields[2].Str = Value; | |||
| 3140 | Fields[3].Str = Size; | |||
| 3141 | Fields[4].Str = Type; | |||
| 3142 | Fields[5].Str = Binding; | |||
| 3143 | Fields[6].Str = Visibility; | |||
| 3144 | Fields[7].Str = Section; | |||
| 3145 | Fields[8].Str = Name; | |||
| 3146 | for (auto &Entry : Fields) | |||
| 3147 | printField(Entry); | |||
| 3148 | OS << "\n"; | |||
| 3149 | } | |||
| 3150 | ||||
| 3151 | template <class ELFT> void GNUStyle<ELFT>::printSymbols(const ELFO *Obj) { | |||
| 3152 | if (opts::DynamicSymbols) | |||
| 3153 | return; | |||
| 3154 | this->dumper()->printSymbolsHelper(true); | |||
| 3155 | this->dumper()->printSymbolsHelper(false); | |||
| 3156 | } | |||
| 3157 | ||||
| 3158 | template <class ELFT> | |||
| 3159 | void GNUStyle<ELFT>::printDynamicSymbols(const ELFO *Obj) { | |||
| 3160 | if (this->dumper()->getDynamicStringTable().empty()) | |||
| ||||
| 3161 | return; | |||
| 3162 | auto StringTable = this->dumper()->getDynamicStringTable(); | |||
| 3163 | auto DynSyms = this->dumper()->dynamic_symbols(); | |||
| 3164 | auto GnuHash = this->dumper()->getGnuHashTable(); | |||
| 3165 | auto SysVHash = this->dumper()->getHashTable(); | |||
| 3166 | ||||
| 3167 | // If no hash or .gnu.hash found, try using symbol table | |||
| 3168 | if (GnuHash == nullptr && SysVHash == nullptr) | |||
| 3169 | this->dumper()->printSymbolsHelper(true); | |||
| 3170 | ||||
| 3171 | // Try printing .hash | |||
| 3172 | if (this->dumper()->getHashTable()) { | |||
| 3173 | OS << "\n Symbol table of .hash for image:\n"; | |||
| 3174 | if (ELFT::Is64Bits) | |||
| 3175 | OS << " Num Buc: Value Size Type Bind Vis Ndx Name"; | |||
| 3176 | else | |||
| 3177 | OS << " Num Buc: Value Size Type Bind Vis Ndx Name"; | |||
| 3178 | OS << "\n"; | |||
| 3179 | ||||
| 3180 | uint32_t NBuckets = SysVHash->nbucket; | |||
| ||||
| 3181 | uint32_t NChains = SysVHash->nchain; | |||
| 3182 | auto Buckets = SysVHash->buckets(); | |||
| 3183 | auto Chains = SysVHash->chains(); | |||
| 3184 | for (uint32_t Buc = 0; Buc < NBuckets; Buc++) { | |||
| 3185 | if (Buckets[Buc] == ELF::STN_UNDEF) | |||
| 3186 | continue; | |||
| 3187 | for (uint32_t Ch = Buckets[Buc]; Ch < NChains; Ch = Chains[Ch]) { | |||
| 3188 | if (Ch == ELF::STN_UNDEF) | |||
| 3189 | break; | |||
| 3190 | printHashedSymbol(Obj, &DynSyms[0], Ch, StringTable, Buc); | |||
| 3191 | } | |||
| 3192 | } | |||
| 3193 | } | |||
| 3194 | ||||
| 3195 | // Try printing .gnu.hash | |||
| 3196 | if (GnuHash) { | |||
| 3197 | OS << "\n Symbol table of .gnu.hash for image:\n"; | |||
| 3198 | if (ELFT::Is64Bits) | |||
| 3199 | OS << " Num Buc: Value Size Type Bind Vis Ndx Name"; | |||
| 3200 | else | |||
| 3201 | OS << " Num Buc: Value Size Type Bind Vis Ndx Name"; | |||
| 3202 | OS << "\n"; | |||
| 3203 | uint32_t NBuckets = GnuHash->nbuckets; | |||
| 3204 | auto Buckets = GnuHash->buckets(); | |||
| 3205 | for (uint32_t Buc = 0; Buc < NBuckets; Buc++) { | |||
| 3206 | if (Buckets[Buc] == ELF::STN_UNDEF) | |||
| 3207 | continue; | |||
| 3208 | uint32_t Index = Buckets[Buc]; | |||
| 3209 | uint32_t GnuHashable = Index - GnuHash->symndx; | |||
| 3210 | // Print whole chain | |||
| 3211 | while (true) { | |||
| 3212 | printHashedSymbol(Obj, &DynSyms[0], Index++, StringTable, Buc); | |||
| 3213 | // Chain ends at symbol with stopper bit | |||
| 3214 | if ((GnuHash->values(DynSyms.size())[GnuHashable++] & 1) == 1) | |||
| 3215 | break; | |||
| 3216 | } | |||
| 3217 | } | |||
| 3218 | } | |||
| 3219 | } | |||
| 3220 | ||||
| 3221 | static inline std::string printPhdrFlags(unsigned Flag) { | |||
| 3222 | std::string Str; | |||
| 3223 | Str = (Flag & PF_R) ? "R" : " "; | |||
| 3224 | Str += (Flag & PF_W) ? "W" : " "; | |||
| 3225 | Str += (Flag & PF_X) ? "E" : " "; | |||
| 3226 | return Str; | |||
| 3227 | } | |||
| 3228 | ||||
| 3229 | // SHF_TLS sections are only in PT_TLS, PT_LOAD or PT_GNU_RELRO | |||
| 3230 | // PT_TLS must only have SHF_TLS sections | |||
| 3231 | template <class ELFT> | |||
| 3232 | bool GNUStyle<ELFT>::checkTLSSections(const Elf_Phdr &Phdr, | |||
| 3233 | const Elf_Shdr &Sec) { | |||
| 3234 | return (((Sec.sh_flags & ELF::SHF_TLS) && | |||
| 3235 | ((Phdr.p_type == ELF::PT_TLS) || (Phdr.p_type == ELF::PT_LOAD) || | |||
| 3236 | (Phdr.p_type == ELF::PT_GNU_RELRO))) || | |||
| 3237 | (!(Sec.sh_flags & ELF::SHF_TLS) && Phdr.p_type != ELF::PT_TLS)); | |||
| 3238 | } | |||
| 3239 | ||||
| 3240 | // Non-SHT_NOBITS must have its offset inside the segment | |||
| 3241 | // Only non-zero section can be at end of segment | |||
| 3242 | template <class ELFT> | |||
| 3243 | bool GNUStyle<ELFT>::checkoffsets(const Elf_Phdr &Phdr, const Elf_Shdr &Sec) { | |||
| 3244 | if (Sec.sh_type == ELF::SHT_NOBITS) | |||
| 3245 | return true; | |||
| 3246 | bool IsSpecial = | |||
| 3247 | (Sec.sh_type == ELF::SHT_NOBITS) && ((Sec.sh_flags & ELF::SHF_TLS) != 0); | |||
| 3248 | // .tbss is special, it only has memory in PT_TLS and has NOBITS properties | |||
| 3249 | auto SectionSize = | |||
| 3250 | (IsSpecial && Phdr.p_type != ELF::PT_TLS) ? 0 : Sec.sh_size; | |||
| 3251 | if (Sec.sh_offset >= Phdr.p_offset) | |||
| 3252 | return ((Sec.sh_offset + SectionSize <= Phdr.p_filesz + Phdr.p_offset) | |||
| 3253 | /*only non-zero sized sections at end*/ && | |||
| 3254 | (Sec.sh_offset + 1 <= Phdr.p_offset + Phdr.p_filesz)); | |||
| 3255 | return false; | |||
| 3256 | } | |||
| 3257 | ||||
| 3258 | // SHF_ALLOC must have VMA inside segment | |||
| 3259 | // Only non-zero section can be at end of segment | |||
| 3260 | template <class ELFT> | |||
| 3261 | bool GNUStyle<ELFT>::checkVMA(const Elf_Phdr &Phdr, const Elf_Shdr &Sec) { | |||
| 3262 | if (!(Sec.sh_flags & ELF::SHF_ALLOC)) | |||
| 3263 | return true; | |||
| 3264 | bool IsSpecial = | |||
| 3265 | (Sec.sh_type == ELF::SHT_NOBITS) && ((Sec.sh_flags & ELF::SHF_TLS) != 0); | |||
| 3266 | // .tbss is special, it only has memory in PT_TLS and has NOBITS properties | |||
| 3267 | auto SectionSize = | |||
| 3268 | (IsSpecial && Phdr.p_type != ELF::PT_TLS) ? 0 : Sec.sh_size; | |||
| 3269 | if (Sec.sh_addr >= Phdr.p_vaddr) | |||
| 3270 | return ((Sec.sh_addr + SectionSize <= Phdr.p_vaddr + Phdr.p_memsz) && | |||
| 3271 | (Sec.sh_addr + 1 <= Phdr.p_vaddr + Phdr.p_memsz)); | |||
| 3272 | return false; | |||
| 3273 | } | |||
| 3274 | ||||
| 3275 | // No section with zero size must be at start or end of PT_DYNAMIC | |||
| 3276 | template <class ELFT> | |||
| 3277 | bool GNUStyle<ELFT>::checkPTDynamic(const Elf_Phdr &Phdr, const Elf_Shdr &Sec) { | |||
| 3278 | if (Phdr.p_type != ELF::PT_DYNAMIC || Sec.sh_size != 0 || Phdr.p_memsz == 0) | |||
| 3279 | return true; | |||
| 3280 | // Is section within the phdr both based on offset and VMA ? | |||
| 3281 | return ((Sec.sh_type == ELF::SHT_NOBITS) || | |||
| 3282 | (Sec.sh_offset > Phdr.p_offset && | |||
| 3283 | Sec.sh_offset < Phdr.p_offset + Phdr.p_filesz)) && | |||
| 3284 | (!(Sec.sh_flags & ELF::SHF_ALLOC) || | |||
| 3285 | (Sec.sh_addr > Phdr.p_vaddr && Sec.sh_addr < Phdr.p_memsz)); | |||
| 3286 | } | |||
| 3287 | ||||
| 3288 | template <class ELFT> | |||
| 3289 | void GNUStyle<ELFT>::printProgramHeaders(const ELFO *Obj) { | |||
| 3290 | unsigned Bias = ELFT::Is64Bits ? 8 : 0; | |||
| 3291 | unsigned Width = ELFT::Is64Bits ? 18 : 10; | |||
| 3292 | unsigned SizeWidth = ELFT::Is64Bits ? 8 : 7; | |||
| 3293 | std::string Type, Offset, VMA, LMA, FileSz, MemSz, Flag, Align; | |||
| 3294 | ||||
| 3295 | const Elf_Ehdr *Header = Obj->getHeader(); | |||
| 3296 | Field Fields[8] = {2, 17, 26, 37 + Bias, | |||
| 3297 | 48 + Bias, 56 + Bias, 64 + Bias, 68 + Bias}; | |||
| 3298 | OS << "\nElf file type is " | |||
| 3299 | << printEnum(Header->e_type, makeArrayRef(ElfObjectFileType)) << "\n" | |||
| 3300 | << "Entry point " << format_hex(Header->e_entry, 3) << "\n" | |||
| 3301 | << "There are " << Header->e_phnum << " program headers," | |||
| 3302 | << " starting at offset " << Header->e_phoff << "\n\n" | |||
| 3303 | << "Program Headers:\n"; | |||
| 3304 | if (ELFT::Is64Bits) | |||
| 3305 | OS << " Type Offset VirtAddr PhysAddr " | |||
| 3306 | << " FileSiz MemSiz Flg Align\n"; | |||
| 3307 | else | |||
| 3308 | OS << " Type Offset VirtAddr PhysAddr FileSiz " | |||
| 3309 | << "MemSiz Flg Align\n"; | |||
| 3310 | for (const auto &Phdr : unwrapOrError(Obj->program_headers())) { | |||
| 3311 | Type = getElfPtType(Header->e_machine, Phdr.p_type); | |||
| 3312 | Offset = to_string(format_hex(Phdr.p_offset, 8)); | |||
| 3313 | VMA = to_string(format_hex(Phdr.p_vaddr, Width)); | |||
| 3314 | LMA = to_string(format_hex(Phdr.p_paddr, Width)); | |||
| 3315 | FileSz = to_string(format_hex(Phdr.p_filesz, SizeWidth)); | |||
| 3316 | MemSz = to_string(format_hex(Phdr.p_memsz, SizeWidth)); | |||
| 3317 | Flag = printPhdrFlags(Phdr.p_flags); | |||
| 3318 | Align = to_string(format_hex(Phdr.p_align, 1)); | |||
| 3319 | Fields[0].Str = Type; | |||
| 3320 | Fields[1].Str = Offset; | |||
| 3321 | Fields[2].Str = VMA; | |||
| 3322 | Fields[3].Str = LMA; | |||
| 3323 | Fields[4].Str = FileSz; | |||
| 3324 | Fields[5].Str = MemSz; | |||
| 3325 | Fields[6].Str = Flag; | |||
| 3326 | Fields[7].Str = Align; | |||
| 3327 | for (auto Field : Fields) | |||
| 3328 | printField(Field); | |||
| 3329 | if (Phdr.p_type == ELF::PT_INTERP) { | |||
| 3330 | OS << "\n [Requesting program interpreter: "; | |||
| 3331 | OS << reinterpret_cast<const char *>(Obj->base()) + Phdr.p_offset << "]"; | |||
| 3332 | } | |||
| 3333 | OS << "\n"; | |||
| 3334 | } | |||
| 3335 | OS << "\n Section to Segment mapping:\n Segment Sections...\n"; | |||
| 3336 | int Phnum = 0; | |||
| 3337 | for (const Elf_Phdr &Phdr : unwrapOrError(Obj->program_headers())) { | |||
| 3338 | std::string Sections; | |||
| 3339 | OS << format(" %2.2d ", Phnum++); | |||
| 3340 | for (const Elf_Shdr &Sec : unwrapOrError(Obj->sections())) { | |||
| 3341 | // Check if each section is in a segment and then print mapping. | |||
| 3342 | // readelf additionally makes sure it does not print zero sized sections | |||
| 3343 | // at end of segments and for PT_DYNAMIC both start and end of section | |||
| 3344 | // .tbss must only be shown in PT_TLS section. | |||
| 3345 | bool TbssInNonTLS = (Sec.sh_type == ELF::SHT_NOBITS) && | |||
| 3346 | ((Sec.sh_flags & ELF::SHF_TLS) != 0) && | |||
| 3347 | Phdr.p_type != ELF::PT_TLS; | |||
| 3348 | if (!TbssInNonTLS && checkTLSSections(Phdr, Sec) && | |||
| 3349 | checkoffsets(Phdr, Sec) && checkVMA(Phdr, Sec) && | |||
| 3350 | checkPTDynamic(Phdr, Sec) && (Sec.sh_type != ELF::SHT_NULL)) | |||
| 3351 | Sections += unwrapOrError(Obj->getSectionName(&Sec)).str() + " "; | |||
| 3352 | } | |||
| 3353 | OS << Sections << "\n"; | |||
| 3354 | OS.flush(); | |||
| 3355 | } | |||
| 3356 | } | |||
| 3357 | ||||
| 3358 | template <class ELFT> | |||
| 3359 | void GNUStyle<ELFT>::printDynamicRelocation(const ELFO *Obj, Elf_Rela R, | |||
| 3360 | bool IsRela) { | |||
| 3361 | SmallString<32> RelocName; | |||
| 3362 | StringRef SymbolName; | |||
| 3363 | unsigned Width = ELFT::Is64Bits ? 16 : 8; | |||
| 3364 | unsigned Bias = ELFT::Is64Bits ? 8 : 0; | |||
| 3365 | // First two fields are bit width dependent. The rest of them are after are | |||
| 3366 | // fixed width. | |||
| 3367 | Field Fields[5] = {0, 10 + Bias, 19 + 2 * Bias, 42 + 2 * Bias, 53 + 2 * Bias}; | |||
| 3368 | ||||
| 3369 | uint32_t SymIndex = R.getSymbol(Obj->isMips64EL()); | |||
| 3370 | const Elf_Sym *Sym = this->dumper()->dynamic_symbols().begin() + SymIndex; | |||
| 3371 | Obj->getRelocationTypeName(R.getType(Obj->isMips64EL()), RelocName); | |||
| 3372 | SymbolName = | |||
| 3373 | unwrapOrError(Sym->getName(this->dumper()->getDynamicStringTable())); | |||
| 3374 | std::string Addend, Info, Offset, Value; | |||
| 3375 | Offset = to_string(format_hex_no_prefix(R.r_offset, Width)); | |||
| 3376 | Info = to_string(format_hex_no_prefix(R.r_info, Width)); | |||
| 3377 | Value = to_string(format_hex_no_prefix(Sym->getValue(), Width)); | |||
| 3378 | int64_t RelAddend = R.r_addend; | |||
| 3379 | if (!SymbolName.empty() && IsRela) { | |||
| 3380 | if (R.r_addend < 0) | |||
| 3381 | Addend = " - "; | |||
| 3382 | else | |||
| 3383 | Addend = " + "; | |||
| 3384 | } | |||
| 3385 | ||||
| 3386 | if (SymbolName.empty() && Sym->getValue() == 0) | |||
| 3387 | Value = ""; | |||
| 3388 | ||||
| 3389 | if (IsRela) | |||
| 3390 | Addend += to_string(format_hex_no_prefix(std::abs(RelAddend), 1)); | |||
| 3391 | ||||
| 3392 | ||||
| 3393 | Fields[0].Str = Offset; | |||
| 3394 | Fields[1].Str = Info; | |||
| 3395 | Fields[2].Str = RelocName.c_str(); | |||
| 3396 | Fields[3].Str = Value; | |||
| 3397 | Fields[4].Str = SymbolName; | |||
| 3398 | for (auto &Field : Fields) | |||
| 3399 | printField(Field); | |||
| 3400 | OS << Addend; | |||
| 3401 | OS << "\n"; | |||
| 3402 | } | |||
| 3403 | ||||
| 3404 | template <class ELFT> | |||
| 3405 | void GNUStyle<ELFT>::printDynamicRelocations(const ELFO *Obj) { | |||
| 3406 | const DynRegionInfo &DynRelRegion = this->dumper()->getDynRelRegion(); | |||
| 3407 | const DynRegionInfo &DynRelaRegion = this->dumper()->getDynRelaRegion(); | |||
| 3408 | const DynRegionInfo &DynRelrRegion = this->dumper()->getDynRelrRegion(); | |||
| 3409 | const DynRegionInfo &DynPLTRelRegion = this->dumper()->getDynPLTRelRegion(); | |||
| 3410 | if (DynRelaRegion.Size > 0) { | |||
| 3411 | OS << "\n'RELA' relocation section at offset " | |||
| 3412 | << format_hex(reinterpret_cast<const uint8_t *>(DynRelaRegion.Addr) - | |||
| 3413 | Obj->base(), | |||
| 3414 | 1) << " contains " << DynRelaRegion.Size << " bytes:\n"; | |||
| 3415 | printRelocHeader(ELF::SHT_RELA); | |||
| 3416 | for (const Elf_Rela &Rela : this->dumper()->dyn_relas()) | |||
| 3417 | printDynamicRelocation(Obj, Rela, true); | |||
| 3418 | } | |||
| 3419 | if (DynRelRegion.Size > 0) { | |||
| 3420 | OS << "\n'REL' relocation section at offset " | |||
| 3421 | << format_hex(reinterpret_cast<const uint8_t *>(DynRelRegion.Addr) - | |||
| 3422 | Obj->base(), | |||
| 3423 | 1) << " contains " << DynRelRegion.Size << " bytes:\n"; | |||
| 3424 | printRelocHeader(ELF::SHT_REL); | |||
| 3425 | for (const Elf_Rel &Rel : this->dumper()->dyn_rels()) { | |||
| 3426 | Elf_Rela Rela; | |||
| 3427 | Rela.r_offset = Rel.r_offset; | |||
| 3428 | Rela.r_info = Rel.r_info; | |||
| 3429 | Rela.r_addend = 0; | |||
| 3430 | printDynamicRelocation(Obj, Rela, false); | |||
| 3431 | } | |||
| 3432 | } | |||
| 3433 | if (DynRelrRegion.Size > 0) { | |||
| 3434 | OS << "\n'RELR' relocation section at offset " | |||
| 3435 | << format_hex(reinterpret_cast<const uint8_t *>(DynRelrRegion.Addr) - | |||
| 3436 | Obj->base(), | |||
| 3437 | 1) << " contains " << DynRelrRegion.Size << " bytes:\n"; | |||
| 3438 | printRelocHeader(ELF::SHT_REL); | |||
| 3439 | Elf_Relr_Range Relrs = this->dumper()->dyn_relrs(); | |||
| 3440 | std::vector<Elf_Rela> RelrRelas = unwrapOrError(Obj->decode_relrs(Relrs)); | |||
| 3441 | for (const Elf_Rela &Rela : RelrRelas) { | |||
| 3442 | printDynamicRelocation(Obj, Rela, false); | |||
| 3443 | } | |||
| 3444 | } | |||
| 3445 | if (DynPLTRelRegion.Size) { | |||
| 3446 | OS << "\n'PLT' relocation section at offset " | |||
| 3447 | << format_hex(reinterpret_cast<const uint8_t *>(DynPLTRelRegion.Addr) - | |||
| 3448 | Obj->base(), | |||
| 3449 | 1) << " contains " << DynPLTRelRegion.Size << " bytes:\n"; | |||
| 3450 | } | |||
| 3451 | if (DynPLTRelRegion.EntSize == sizeof(Elf_Rela)) { | |||
| 3452 | printRelocHeader(ELF::SHT_RELA); | |||
| 3453 | for (const Elf_Rela &Rela : DynPLTRelRegion.getAsArrayRef<Elf_Rela>()) | |||
| 3454 | printDynamicRelocation(Obj, Rela, true); | |||
| 3455 | } else { | |||
| 3456 | printRelocHeader(ELF::SHT_REL); | |||
| 3457 | for (const Elf_Rel &Rel : DynPLTRelRegion.getAsArrayRef<Elf_Rel>()) { | |||
| 3458 | Elf_Rela Rela; | |||
| 3459 | Rela.r_offset = Rel.r_offset; | |||
| 3460 | Rela.r_info = Rel.r_info; | |||
| 3461 | Rela.r_addend = 0; | |||
| 3462 | printDynamicRelocation(Obj, Rela, false); | |||
| 3463 | } | |||
| 3464 | } | |||
| 3465 | } | |||
| 3466 | ||||
| 3467 | // Hash histogram shows statistics of how efficient the hash was for the | |||
| 3468 | // dynamic symbol table. The table shows number of hash buckets for different | |||
| 3469 | // lengths of chains as absolute number and percentage of the total buckets. | |||
| 3470 | // Additionally cumulative coverage of symbols for each set of buckets. | |||
| 3471 | template <class ELFT> | |||
| 3472 | void GNUStyle<ELFT>::printHashHistogram(const ELFFile<ELFT> *Obj) { | |||
| 3473 | ||||
| 3474 | const Elf_Hash *HashTable = this->dumper()->getHashTable(); | |||
| 3475 | const Elf_GnuHash *GnuHashTable = this->dumper()->getGnuHashTable(); | |||
| 3476 | ||||
| 3477 | // Print histogram for .hash section | |||
| 3478 | if (HashTable) { | |||
| 3479 | size_t NBucket = HashTable->nbucket; | |||
| 3480 | size_t NChain = HashTable->nchain; | |||
| 3481 | ArrayRef<Elf_Word> Buckets = HashTable->buckets(); | |||
| 3482 | ArrayRef<Elf_Word> Chains = HashTable->chains(); | |||
| 3483 | size_t TotalSyms = 0; | |||
| 3484 | // If hash table is correct, we have at least chains with 0 length | |||
| 3485 | size_t MaxChain = 1; | |||
| 3486 | size_t CumulativeNonZero = 0; | |||
| 3487 | ||||
| 3488 | if (NChain == 0 || NBucket == 0) | |||
| 3489 | return; | |||
| 3490 | ||||
| 3491 | std::vector<size_t> ChainLen(NBucket, 0); | |||
| 3492 | // Go over all buckets and and note chain lengths of each bucket (total | |||
| 3493 | // unique chain lengths). | |||
| 3494 | for (size_t B = 0; B < NBucket; B++) { | |||
| 3495 | for (size_t C = Buckets[B]; C > 0 && C < NChain; C = Chains[C]) | |||
| 3496 | if (MaxChain <= ++ChainLen[B]) | |||
| 3497 | MaxChain++; | |||
| 3498 | TotalSyms += ChainLen[B]; | |||
| 3499 | } | |||
| 3500 | ||||
| 3501 | if (!TotalSyms) | |||
| 3502 | return; | |||
| 3503 | ||||
| 3504 | std::vector<size_t> Count(MaxChain, 0) ; | |||
| 3505 | // Count how long is the chain for each bucket | |||
| 3506 | for (size_t B = 0; B < NBucket; B++) | |||
| 3507 | ++Count[ChainLen[B]]; | |||
| 3508 | // Print Number of buckets with each chain lengths and their cumulative | |||
| 3509 | // coverage of the symbols | |||
| 3510 | OS << "Histogram for bucket list length (total of " << NBucket | |||
| 3511 | << " buckets)\n" | |||
| 3512 | << " Length Number % of total Coverage\n"; | |||
| 3513 | for (size_t I = 0; I < MaxChain; I++) { | |||
| 3514 | CumulativeNonZero += Count[I] * I; | |||
| 3515 | OS << format("%7lu %-10lu (%5.1f%%) %5.1f%%\n", I, Count[I], | |||
| 3516 | (Count[I] * 100.0) / NBucket, | |||
| 3517 | (CumulativeNonZero * 100.0) / TotalSyms); | |||
| 3518 | } | |||
| 3519 | } | |||
| 3520 | ||||
| 3521 | // Print histogram for .gnu.hash section | |||
| 3522 | if (GnuHashTable) { | |||
| 3523 | size_t NBucket = GnuHashTable->nbuckets; | |||
| 3524 | ArrayRef<Elf_Word> Buckets = GnuHashTable->buckets(); | |||
| 3525 | unsigned NumSyms = this->dumper()->dynamic_symbols().size(); | |||
| 3526 | if (!NumSyms) | |||
| 3527 | return; | |||
| 3528 | ArrayRef<Elf_Word> Chains = GnuHashTable->values(NumSyms); | |||
| 3529 | size_t Symndx = GnuHashTable->symndx; | |||
| 3530 | size_t TotalSyms = 0; | |||
| 3531 | size_t MaxChain = 1; | |||
| 3532 | size_t CumulativeNonZero = 0; | |||
| 3533 | ||||
| 3534 | if (Chains.empty() || NBucket == 0) | |||
| 3535 | return; | |||
| 3536 | ||||
| 3537 | std::vector<size_t> ChainLen(NBucket, 0); | |||
| 3538 | ||||
| 3539 | for (size_t B = 0; B < NBucket; B++) { | |||
| 3540 | if (!Buckets[B]) | |||
| 3541 | continue; | |||
| 3542 | size_t Len = 1; | |||
| 3543 | for (size_t C = Buckets[B] - Symndx; | |||
| 3544 | C < Chains.size() && (Chains[C] & 1) == 0; C++) | |||
| 3545 | if (MaxChain < ++Len) | |||
| 3546 | MaxChain++; | |||
| 3547 | ChainLen[B] = Len; | |||
| 3548 | TotalSyms += Len; | |||
| 3549 | } | |||
| 3550 | MaxChain++; | |||
| 3551 | ||||
| 3552 | if (!TotalSyms) | |||
| 3553 | return; | |||
| 3554 | ||||
| 3555 | std::vector<size_t> Count(MaxChain, 0) ; | |||
| 3556 | for (size_t B = 0; B < NBucket; B++) | |||
| 3557 | ++Count[ChainLen[B]]; | |||
| 3558 | // Print Number of buckets with each chain lengths and their cumulative | |||
| 3559 | // coverage of the symbols | |||
| 3560 | OS << "Histogram for `.gnu.hash' bucket list length (total of " << NBucket | |||
| 3561 | << " buckets)\n" | |||
| 3562 | << " Length Number % of total Coverage\n"; | |||
| 3563 | for (size_t I = 0; I <MaxChain; I++) { | |||
| 3564 | CumulativeNonZero += Count[I] * I; | |||
| 3565 | OS << format("%7lu %-10lu (%5.1f%%) %5.1f%%\n", I, Count[I], | |||
| 3566 | (Count[I] * 100.0) / NBucket, | |||
| 3567 | (CumulativeNonZero * 100.0) / TotalSyms); | |||
| 3568 | } | |||
| 3569 | } | |||
| 3570 | } | |||
| 3571 | ||||
| 3572 | template <class ELFT> | |||
| 3573 | void GNUStyle<ELFT>::printCGProfile(const ELFFile<ELFT> *Obj) { | |||
| 3574 | OS << "GNUStyle::printCGProfile not implemented\n"; | |||
| 3575 | } | |||
| 3576 | ||||
| 3577 | template <class ELFT> | |||
| 3578 | void GNUStyle<ELFT>::printAddrsig(const ELFFile<ELFT> *Obj) { | |||
| 3579 | OS << "GNUStyle::printAddrsig not implemented\n"; | |||
| 3580 | } | |||
| 3581 | ||||
| 3582 | static std::string getGNUNoteTypeName(const uint32_t NT) { | |||
| 3583 | static const struct { | |||
| 3584 | uint32_t ID; | |||
| 3585 | const char *Name; | |||
| 3586 | } Notes[] = { | |||
| 3587 | {ELF::NT_GNU_ABI_TAG, "NT_GNU_ABI_TAG (ABI version tag)"}, | |||
| 3588 | {ELF::NT_GNU_HWCAP, "NT_GNU_HWCAP (DSO-supplied software HWCAP info)"}, | |||
| 3589 | {ELF::NT_GNU_BUILD_ID, "NT_GNU_BUILD_ID (unique build ID bitstring)"}, | |||
| 3590 | {ELF::NT_GNU_GOLD_VERSION, "NT_GNU_GOLD_VERSION (gold version)"}, | |||
| 3591 | {ELF::NT_GNU_PROPERTY_TYPE_0, "NT_GNU_PROPERTY_TYPE_0 (property note)"}, | |||
| 3592 | }; | |||
| 3593 | ||||
| 3594 | for (const auto &Note : Notes) | |||
| 3595 | if (Note.ID == NT) | |||
| 3596 | return std::string(Note.Name); | |||
| 3597 | ||||
| 3598 | std::string string; | |||
| 3599 | raw_string_ostream OS(string); | |||
| 3600 | OS << format("Unknown note type (0x%08x)", NT); | |||
| 3601 | return OS.str(); | |||
| 3602 | } | |||
| 3603 | ||||
| 3604 | static std::string getFreeBSDNoteTypeName(const uint32_t NT) { | |||
| 3605 | static const struct { | |||
| 3606 | uint32_t ID; | |||
| 3607 | const char *Name; | |||
| 3608 | } Notes[] = { | |||
| 3609 | {ELF::NT_FREEBSD_THRMISC, "NT_THRMISC (thrmisc structure)"}, | |||
| 3610 | {ELF::NT_FREEBSD_PROCSTAT_PROC, "NT_PROCSTAT_PROC (proc data)"}, | |||
| 3611 | {ELF::NT_FREEBSD_PROCSTAT_FILES, "NT_PROCSTAT_FILES (files data)"}, | |||
| 3612 | {ELF::NT_FREEBSD_PROCSTAT_VMMAP, "NT_PROCSTAT_VMMAP (vmmap data)"}, | |||
| 3613 | {ELF::NT_FREEBSD_PROCSTAT_GROUPS, "NT_PROCSTAT_GROUPS (groups data)"}, | |||
| 3614 | {ELF::NT_FREEBSD_PROCSTAT_UMASK, "NT_PROCSTAT_UMASK (umask data)"}, | |||
| 3615 | {ELF::NT_FREEBSD_PROCSTAT_RLIMIT, "NT_PROCSTAT_RLIMIT (rlimit data)"}, | |||
| 3616 | {ELF::NT_FREEBSD_PROCSTAT_OSREL, "NT_PROCSTAT_OSREL (osreldate data)"}, | |||
| 3617 | {ELF::NT_FREEBSD_PROCSTAT_PSSTRINGS, | |||
| 3618 | "NT_PROCSTAT_PSSTRINGS (ps_strings data)"}, | |||
| 3619 | {ELF::NT_FREEBSD_PROCSTAT_AUXV, "NT_PROCSTAT_AUXV (auxv data)"}, | |||
| 3620 | }; | |||
| 3621 | ||||
| 3622 | for (const auto &Note : Notes) | |||
| 3623 | if (Note.ID == NT) | |||
| 3624 | return std::string(Note.Name); | |||
| 3625 | ||||
| 3626 | std::string string; | |||
| 3627 | raw_string_ostream OS(string); | |||
| 3628 | OS << format("Unknown note type (0x%08x)", NT); | |||
| 3629 | return OS.str(); | |||
| 3630 | } | |||
| 3631 | ||||
| 3632 | static std::string getAMDGPUNoteTypeName(const uint32_t NT) { | |||
| 3633 | static const struct { | |||
| 3634 | uint32_t ID; | |||
| 3635 | const char *Name; | |||
| 3636 | } Notes[] = { | |||
| 3637 | {ELF::NT_AMD_AMDGPU_HSA_METADATA, | |||
| 3638 | "NT_AMD_AMDGPU_HSA_METADATA (HSA Metadata)"}, | |||
| 3639 | {ELF::NT_AMD_AMDGPU_ISA, | |||
| 3640 | "NT_AMD_AMDGPU_ISA (ISA Version)"}, | |||
| 3641 | {ELF::NT_AMD_AMDGPU_PAL_METADATA, | |||
| 3642 | "NT_AMD_AMDGPU_PAL_METADATA (PAL Metadata)"} | |||
| 3643 | }; | |||
| 3644 | ||||
| 3645 | for (const auto &Note : Notes) | |||
| 3646 | if (Note.ID == NT) | |||
| 3647 | return std::string(Note.Name); | |||
| 3648 | ||||
| 3649 | std::string string; | |||
| 3650 | raw_string_ostream OS(string); | |||
| 3651 | OS << format("Unknown note type (0x%08x)", NT); | |||
| 3652 | return OS.str(); | |||
| 3653 | } | |||
| 3654 | ||||
| 3655 | template <typename ELFT> | |||
| 3656 | static void printGNUProperty(raw_ostream &OS, uint32_t Type, uint32_t DataSize, | |||
| 3657 | ArrayRef<uint8_t> Data) { | |||
| 3658 | switch (Type) { | |||
| 3659 | default: | |||
| 3660 | OS << format(" <application-specific type 0x%x>\n", Type); | |||
| 3661 | return; | |||
| 3662 | case GNU_PROPERTY_STACK_SIZE: { | |||
| 3663 | OS << " stack size: "; | |||
| 3664 | if (DataSize == sizeof(typename ELFT::uint)) | |||
| 3665 | OS << format("0x%llx\n", | |||
| 3666 | (uint64_t)(*(const typename ELFT::Addr *)Data.data())); | |||
| 3667 | else | |||
| 3668 | OS << format("<corrupt length: 0x%x>\n", DataSize); | |||
| 3669 | break; | |||
| 3670 | } | |||
| 3671 | case GNU_PROPERTY_NO_COPY_ON_PROTECTED: | |||
| 3672 | OS << " no copy on protected"; | |||
| 3673 | if (DataSize) | |||
| 3674 | OS << format(" <corrupt length: 0x%x>", DataSize); | |||
| 3675 | OS << "\n"; | |||
| 3676 | break; | |||
| 3677 | case GNU_PROPERTY_X86_FEATURE_1_AND: | |||
| 3678 | OS << " X86 features: "; | |||
| 3679 | if (DataSize != 4 && DataSize != 8) { | |||
| 3680 | OS << format("<corrupt length: 0x%x>\n", DataSize); | |||
| 3681 | break; | |||
| 3682 | } | |||
| 3683 | uint64_t CFProtection = | |||
| 3684 | (DataSize == 4) | |||
| 3685 | ? support::endian::read32<ELFT::TargetEndianness>(Data.data()) | |||
| 3686 | : support::endian::read64<ELFT::TargetEndianness>(Data.data()); | |||
| 3687 | if (CFProtection == 0) { | |||
| 3688 | OS << "none\n"; | |||
| 3689 | break; | |||
| 3690 | } | |||
| 3691 | if (CFProtection & GNU_PROPERTY_X86_FEATURE_1_IBT) { | |||
| 3692 | OS << "IBT"; | |||
| 3693 | CFProtection &= ~GNU_PROPERTY_X86_FEATURE_1_IBT; | |||
| 3694 | if (CFProtection) | |||
| 3695 | OS << ", "; | |||
| 3696 | } | |||
| 3697 | if (CFProtection & GNU_PROPERTY_X86_FEATURE_1_SHSTK) { | |||
| 3698 | OS << "SHSTK"; | |||
| 3699 | CFProtection &= ~GNU_PROPERTY_X86_FEATURE_1_SHSTK; | |||
| 3700 | if (CFProtection) | |||
| 3701 | OS << ", "; | |||
| 3702 | } | |||
| 3703 | if (CFProtection) | |||
| 3704 | OS << format("<unknown flags: 0x%llx>", CFProtection); | |||
| 3705 | OS << "\n"; | |||
| 3706 | break; | |||
| 3707 | } | |||
| 3708 | } | |||
| 3709 | ||||
| 3710 | template <typename ELFT> | |||
| 3711 | static void printGNUNote(raw_ostream &OS, uint32_t NoteType, | |||
| 3712 | ArrayRef<typename ELFT::Word> Words, size_t Size) { | |||
| 3713 | using Elf_Word = typename ELFT::Word; | |||
| 3714 | ||||
| 3715 | switch (NoteType) { | |||
| 3716 | default: | |||
| 3717 | return; | |||
| 3718 | case ELF::NT_GNU_ABI_TAG: { | |||
| 3719 | static const char *OSNames[] = { | |||
| 3720 | "Linux", "Hurd", "Solaris", "FreeBSD", "NetBSD", "Syllable", "NaCl", | |||
| 3721 | }; | |||
| 3722 | ||||
| 3723 | StringRef OSName = "Unknown"; | |||
| 3724 | if (Words[0] < array_lengthof(OSNames)) | |||
| 3725 | OSName = OSNames[Words[0]]; | |||
| 3726 | uint32_t Major = Words[1], Minor = Words[2], Patch = Words[3]; | |||
| 3727 | ||||
| 3728 | if (Words.size() < 4) | |||
| 3729 | OS << " <corrupt GNU_ABI_TAG>"; | |||
| 3730 | else | |||
| 3731 | OS << " OS: " << OSName << ", ABI: " << Major << "." << Minor << "." | |||
| 3732 | << Patch; | |||
| 3733 | break; | |||
| 3734 | } | |||
| 3735 | case ELF::NT_GNU_BUILD_ID: { | |||
| 3736 | OS << " Build ID: "; | |||
| 3737 | ArrayRef<uint8_t> ID(reinterpret_cast<const uint8_t *>(Words.data()), Size); | |||
| 3738 | for (const auto &B : ID) | |||
| 3739 | OS << format_hex_no_prefix(B, 2); | |||
| 3740 | break; | |||
| 3741 | } | |||
| 3742 | case ELF::NT_GNU_GOLD_VERSION: | |||
| 3743 | OS << " Version: " | |||
| 3744 | << StringRef(reinterpret_cast<const char *>(Words.data()), Size); | |||
| 3745 | break; | |||
| 3746 | case ELF::NT_GNU_PROPERTY_TYPE_0: | |||
| 3747 | OS << " Properties:"; | |||
| 3748 | ||||
| 3749 | ArrayRef<uint8_t> Arr(reinterpret_cast<const uint8_t *>(Words.data()), | |||
| 3750 | Size); | |||
| 3751 | while (Arr.size() >= 8) { | |||
| 3752 | uint32_t Type = *reinterpret_cast<const Elf_Word *>(Arr.data()); | |||
| 3753 | uint32_t DataSize = *reinterpret_cast<const Elf_Word *>(Arr.data() + 4); | |||
| 3754 | Arr = Arr.drop_front(8); | |||
| 3755 | ||||
| 3756 | // Take padding size into account if present. | |||
| 3757 | uint64_t PaddedSize = alignTo(DataSize, sizeof(typename ELFT::uint)); | |||
| 3758 | if (Arr.size() < PaddedSize) { | |||
| 3759 | OS << format(" <corrupt type (0x%x) datasz: 0x%x>\n", Type, | |||
| 3760 | DataSize); | |||
| 3761 | break; | |||
| 3762 | } | |||
| 3763 | printGNUProperty<ELFT>(OS, Type, DataSize, Arr.take_front(PaddedSize)); | |||
| 3764 | Arr = Arr.drop_front(PaddedSize); | |||
| 3765 | } | |||
| 3766 | ||||
| 3767 | if (!Arr.empty()) | |||
| 3768 | OS << " <corrupted GNU_PROPERTY_TYPE_0>"; | |||
| 3769 | break; | |||
| 3770 | } | |||
| 3771 | OS << '\n'; | |||
| 3772 | } | |||
| 3773 | ||||
| 3774 | template <typename ELFT> | |||
| 3775 | static void printAMDGPUNote(raw_ostream &OS, uint32_t NoteType, | |||
| 3776 | ArrayRef<typename ELFT::Word> Words, size_t Size) { | |||
| 3777 | switch (NoteType) { | |||
| 3778 | default: | |||
| 3779 | return; | |||
| 3780 | case ELF::NT_AMD_AMDGPU_HSA_METADATA: | |||
| 3781 | OS << " HSA Metadata:\n" | |||
| 3782 | << StringRef(reinterpret_cast<const char *>(Words.data()), Size); | |||
| 3783 | break; | |||
| 3784 | case ELF::NT_AMD_AMDGPU_ISA: | |||
| 3785 | OS << " ISA Version:\n" | |||
| 3786 | << " " | |||
| 3787 | << StringRef(reinterpret_cast<const char *>(Words.data()), Size); | |||
| 3788 | break; | |||
| 3789 | case ELF::NT_AMD_AMDGPU_PAL_METADATA: | |||
| 3790 | const uint32_t *PALMetadataBegin = reinterpret_cast<const uint32_t *>(Words.data()); | |||
| 3791 | const uint32_t *PALMetadataEnd = PALMetadataBegin + Size; | |||
| 3792 | std::vector<uint32_t> PALMetadata(PALMetadataBegin, PALMetadataEnd); | |||
| 3793 | std::string PALMetadataString; | |||
| 3794 | auto Error = AMDGPU::PALMD::toString(PALMetadata, PALMetadataString); | |||
| 3795 | OS << " PAL Metadata:\n"; | |||
| 3796 | if (Error) { | |||
| 3797 | OS << " Invalid"; | |||
| 3798 | return; | |||
| 3799 | } | |||
| 3800 | OS << PALMetadataString; | |||
| 3801 | break; | |||
| 3802 | } | |||
| 3803 | OS.flush(); | |||
| 3804 | } | |||
| 3805 | ||||
| 3806 | template <class ELFT> | |||
| 3807 | void GNUStyle<ELFT>::printNotes(const ELFFile<ELFT> *Obj) { | |||
| 3808 | const Elf_Ehdr *e = Obj->getHeader(); | |||
| 3809 | bool IsCore = e->e_type == ELF::ET_CORE; | |||
| 3810 | ||||
| 3811 | auto PrintHeader = [&](const typename ELFT::Off Offset, | |||
| 3812 | const typename ELFT::Addr Size) { | |||
| 3813 | OS << "Displaying notes found at file offset " << format_hex(Offset, 10) | |||
| 3814 | << " with length " << format_hex(Size, 10) << ":\n" | |||
| 3815 | << " Owner Data size\tDescription\n"; | |||
| 3816 | }; | |||
| 3817 | ||||
| 3818 | auto ProcessNote = [&](const Elf_Note &Note) { | |||
| 3819 | StringRef Name = Note.getName(); | |||
| 3820 | ArrayRef<Elf_Word> Descriptor = Note.getDesc(); | |||
| 3821 | Elf_Word Type = Note.getType(); | |||
| 3822 | ||||
| 3823 | OS << " " << Name << std::string(22 - Name.size(), ' ') | |||
| 3824 | << format_hex(Descriptor.size(), 10) << '\t'; | |||
| 3825 | ||||
| 3826 | if (Name == "GNU") { | |||
| 3827 | OS << getGNUNoteTypeName(Type) << '\n'; | |||
| 3828 | printGNUNote<ELFT>(OS, Type, Descriptor, Descriptor.size()); | |||
| 3829 | } else if (Name == "FreeBSD") { | |||
| 3830 | OS << getFreeBSDNoteTypeName(Type) << '\n'; | |||
| 3831 | } else if (Name == "AMD") { | |||
| 3832 | OS << getAMDGPUNoteTypeName(Type) << '\n'; | |||
| 3833 | printAMDGPUNote<ELFT>(OS, Type, Descriptor, Descriptor.size()); | |||
| 3834 | } else { | |||
| 3835 | OS << "Unknown note type: (" << format_hex(Type, 10) << ')'; | |||
| 3836 | } | |||
| 3837 | OS << '\n'; | |||
| 3838 | }; | |||
| 3839 | ||||
| 3840 | if (IsCore) { | |||
| 3841 | for (const auto &P : unwrapOrError(Obj->program_headers())) { | |||
| 3842 | if (P.p_type != PT_NOTE) | |||
| 3843 | continue; | |||
| 3844 | PrintHeader(P.p_offset, P.p_filesz); | |||
| 3845 | Error Err = Error::success(); | |||
| 3846 | for (const auto &Note : Obj->notes(P, Err)) | |||
| 3847 | ProcessNote(Note); | |||
| 3848 | if (Err) | |||
| 3849 | error(std::move(Err)); | |||
| 3850 | } | |||
| 3851 | } else { | |||
| 3852 | for (const auto &S : unwrapOrError(Obj->sections())) { | |||
| 3853 | if (S.sh_type != SHT_NOTE) | |||
| 3854 | continue; | |||
| 3855 | PrintHeader(S.sh_offset, S.sh_size); | |||
| 3856 | Error Err = Error::success(); | |||
| 3857 | for (const auto &Note : Obj->notes(S, Err)) | |||
| 3858 | ProcessNote(Note); | |||
| 3859 | if (Err) | |||
| 3860 | error(std::move(Err)); | |||
| 3861 | } | |||
| 3862 | } | |||
| 3863 | } | |||
| 3864 | ||||
| 3865 | template <class ELFT> | |||
| 3866 | void GNUStyle<ELFT>::printELFLinkerOptions(const ELFFile<ELFT> *Obj) { | |||
| 3867 | OS << "printELFLinkerOptions not implemented!\n"; | |||
| 3868 | } | |||
| 3869 | ||||
| 3870 | template <class ELFT> | |||
| 3871 | void GNUStyle<ELFT>::printMipsGOT(const MipsGOTParser<ELFT> &Parser) { | |||
| 3872 | size_t Bias = ELFT::Is64Bits ? 8 : 0; | |||
| 3873 | auto PrintEntry = [&](const Elf_Addr *E, StringRef Purpose) { | |||
| 3874 | OS.PadToColumn(2); | |||
| 3875 | OS << format_hex_no_prefix(Parser.getGotAddress(E), 8 + Bias); | |||
| 3876 | OS.PadToColumn(11 + Bias); | |||
| 3877 | OS << format_decimal(Parser.getGotOffset(E), 6) << "(gp)"; | |||
| 3878 | OS.PadToColumn(22 + Bias); | |||
| 3879 | OS << format_hex_no_prefix(*E, 8 + Bias); | |||
| 3880 | OS.PadToColumn(31 + 2 * Bias); | |||
| 3881 | OS << Purpose << "\n"; | |||
| 3882 | }; | |||
| 3883 | ||||
| 3884 | OS << (Parser.IsStatic ? "Static GOT:\n" : "Primary GOT:\n"); | |||
| 3885 | OS << " Canonical gp value: " | |||
| 3886 | << format_hex_no_prefix(Parser.getGp(), 8 + Bias) << "\n\n"; | |||
| 3887 | ||||
| 3888 | OS << " Reserved entries:\n"; | |||
| 3889 | OS << " Address Access Initial Purpose\n"; | |||
| 3890 | PrintEntry(Parser.getGotLazyResolver(), "Lazy resolver"); | |||
| 3891 | if (Parser.getGotModulePointer()) | |||
| 3892 | PrintEntry(Parser.getGotModulePointer(), "Module pointer (GNU extension)"); | |||
| 3893 | ||||
| 3894 | if (!Parser.getLocalEntries().empty()) { | |||
| 3895 | OS << "\n"; | |||
| 3896 | OS << " Local entries:\n"; | |||
| 3897 | OS << " Address Access Initial\n"; | |||
| 3898 | for (auto &E : Parser.getLocalEntries()) | |||
| 3899 | PrintEntry(&E, ""); | |||
| 3900 | } | |||
| 3901 | ||||
| 3902 | if (Parser.IsStatic) | |||
| 3903 | return; | |||
| 3904 | ||||
| 3905 | if (!Parser.getGlobalEntries().empty()) { | |||
| 3906 | OS << "\n"; | |||
| 3907 | OS << " Global entries:\n"; | |||
| 3908 | OS << " Address Access Initial Sym.Val. Type Ndx Name\n"; | |||
| 3909 | for (auto &E : Parser.getGlobalEntries()) { | |||
| 3910 | const Elf_Sym *Sym = Parser.getGotSym(&E); | |||
| 3911 | std::string SymName = this->dumper()->getFullSymbolName( | |||
| 3912 | Sym, this->dumper()->getDynamicStringTable(), false); | |||
| 3913 | ||||
| 3914 | OS.PadToColumn(2); | |||
| 3915 | OS << to_string(format_hex_no_prefix(Parser.getGotAddress(&E), 8 + Bias)); | |||
| 3916 | OS.PadToColumn(11 + Bias); | |||
| 3917 | OS << to_string(format_decimal(Parser.getGotOffset(&E), 6)) + "(gp)"; | |||
| 3918 | OS.PadToColumn(22 + Bias); | |||
| 3919 | OS << to_string(format_hex_no_prefix(E, 8 + Bias)); | |||
| 3920 | OS.PadToColumn(31 + 2 * Bias); | |||
| 3921 | OS << to_string(format_hex_no_prefix(Sym->st_value, 8 + Bias)); | |||
| 3922 | OS.PadToColumn(40 + 3 * Bias); | |||
| 3923 | OS << printEnum(Sym->getType(), makeArrayRef(ElfSymbolTypes)); | |||
| 3924 | OS.PadToColumn(48 + 3 * Bias); | |||
| 3925 | OS << getSymbolSectionNdx(Parser.Obj, Sym, | |||
| 3926 | this->dumper()->dynamic_symbols().begin()); | |||
| 3927 | OS.PadToColumn(52 + 3 * Bias); | |||
| 3928 | OS << SymName << "\n"; | |||
| 3929 | } | |||
| 3930 | } | |||
| 3931 | ||||
| 3932 | if (!Parser.getOtherEntries().empty()) | |||
| 3933 | OS << "\n Number of TLS and multi-GOT entries " | |||
| 3934 | << Parser.getOtherEntries().size() << "\n"; | |||
| 3935 | } | |||
| 3936 | ||||
| 3937 | template <class ELFT> | |||
| 3938 | void GNUStyle<ELFT>::printMipsPLT(const MipsGOTParser<ELFT> &Parser) { | |||
| 3939 | size_t Bias = ELFT::Is64Bits ? 8 : 0; | |||
| 3940 | auto PrintEntry = [&](const Elf_Addr *E, StringRef Purpose) { | |||
| 3941 | OS.PadToColumn(2); | |||
| 3942 | OS << format_hex_no_prefix(Parser.getGotAddress(E), 8 + Bias); | |||
| 3943 | OS.PadToColumn(11 + Bias); | |||
| 3944 | OS << format_hex_no_prefix(*E, 8 + Bias); | |||
| 3945 | OS.PadToColumn(20 + 2 * Bias); | |||
| 3946 | OS << Purpose << "\n"; | |||
| 3947 | }; | |||
| 3948 | ||||
| 3949 | OS << "PLT GOT:\n\n"; | |||
| 3950 | ||||
| 3951 | OS << " Reserved entries:\n"; | |||
| 3952 | OS << " Address Initial Purpose\n"; | |||
| 3953 | PrintEntry(Parser.getPltLazyResolver(), "PLT lazy resolver"); | |||
| 3954 | if (Parser.getPltModulePointer()) | |||
| 3955 | PrintEntry(Parser.getGotModulePointer(), "Module pointer"); | |||
| 3956 | ||||
| 3957 | if (!Parser.getPltEntries().empty()) { | |||
| 3958 | OS << "\n"; | |||
| 3959 | OS << " Entries:\n"; | |||
| 3960 | OS << " Address Initial Sym.Val. Type Ndx Name\n"; | |||
| 3961 | for (auto &E : Parser.getPltEntries()) { | |||
| 3962 | const Elf_Sym *Sym = Parser.getPltSym(&E); | |||
| 3963 | std::string SymName = this->dumper()->getFullSymbolName( | |||
| 3964 | Sym, this->dumper()->getDynamicStringTable(), false); | |||
| 3965 | ||||
| 3966 | OS.PadToColumn(2); | |||
| 3967 | OS << to_string(format_hex_no_prefix(Parser.getGotAddress(&E), 8 + Bias)); | |||
| 3968 | OS.PadToColumn(11 + Bias); | |||
| 3969 | OS << to_string(format_hex_no_prefix(E, 8 + Bias)); | |||
| 3970 | OS.PadToColumn(20 + 2 * Bias); | |||
| 3971 | OS << to_string(format_hex_no_prefix(Sym->st_value, 8 + Bias)); | |||
| 3972 | OS.PadToColumn(29 + 3 * Bias); | |||
| 3973 | OS << printEnum(Sym->getType(), makeArrayRef(ElfSymbolTypes)); | |||
| 3974 | OS.PadToColumn(37 + 3 * Bias); | |||
| 3975 | OS << getSymbolSectionNdx(Parser.Obj, Sym, | |||
| 3976 | this->dumper()->dynamic_symbols().begin()); | |||
| 3977 | OS.PadToColumn(41 + 3 * Bias); | |||
| 3978 | OS << SymName << "\n"; | |||
| 3979 | } | |||
| 3980 | } | |||
| 3981 | } | |||
| 3982 | ||||
| 3983 | template <class ELFT> void LLVMStyle<ELFT>::printFileHeaders(const ELFO *Obj) { | |||
| 3984 | const Elf_Ehdr *e = Obj->getHeader(); | |||
| 3985 | { | |||
| 3986 | DictScope D(W, "ElfHeader"); | |||
| 3987 | { | |||
| 3988 | DictScope D(W, "Ident"); | |||
| 3989 | W.printBinary("Magic", makeArrayRef(e->e_ident).slice(ELF::EI_MAG0, 4)); | |||
| 3990 | W.printEnum("Class", e->e_ident[ELF::EI_CLASS], makeArrayRef(ElfClass)); | |||
| 3991 | W.printEnum("DataEncoding", e->e_ident[ELF::EI_DATA], | |||
| 3992 | makeArrayRef(ElfDataEncoding)); | |||
| 3993 | W.printNumber("FileVersion", e->e_ident[ELF::EI_VERSION]); | |||
| 3994 | ||||
| 3995 | auto OSABI = makeArrayRef(ElfOSABI); | |||
| 3996 | if (e->e_ident[ELF::EI_OSABI] >= ELF::ELFOSABI_FIRST_ARCH && | |||
| 3997 | e->e_ident[ELF::EI_OSABI] <= ELF::ELFOSABI_LAST_ARCH) { | |||
| 3998 | switch (e->e_machine) { | |||
| 3999 | case ELF::EM_AMDGPU: | |||
| 4000 | OSABI = makeArrayRef(AMDGPUElfOSABI); | |||
| 4001 | break; | |||
| 4002 | case ELF::EM_ARM: | |||
| 4003 | OSABI = makeArrayRef(ARMElfOSABI); | |||
| 4004 | break; | |||
| 4005 | case ELF::EM_TI_C6000: | |||
| 4006 | OSABI = makeArrayRef(C6000ElfOSABI); | |||
| 4007 | break; | |||
| 4008 | } | |||
| 4009 | } | |||
| 4010 | W.printEnum("OS/ABI", e->e_ident[ELF::EI_OSABI], OSABI); | |||
| 4011 | W.printNumber("ABIVersion", e->e_ident[ELF::EI_ABIVERSION]); | |||
| 4012 | W.printBinary("Unused", makeArrayRef(e->e_ident).slice(ELF::EI_PAD)); | |||
| 4013 | } | |||
| 4014 | ||||
| 4015 | W.printEnum("Type", e->e_type, makeArrayRef(ElfObjectFileType)); | |||
| 4016 | W.printEnum("Machine", e->e_machine, makeArrayRef(ElfMachineType)); | |||
| 4017 | W.printNumber("Version", e->e_version); | |||
| 4018 | W.printHex("Entry", e->e_entry); | |||
| 4019 | W.printHex("ProgramHeaderOffset", e->e_phoff); | |||
| 4020 | W.printHex("SectionHeaderOffset", e->e_shoff); | |||
| 4021 | if (e->e_machine == EM_MIPS) | |||
| 4022 | W.printFlags("Flags", e->e_flags, makeArrayRef(ElfHeaderMipsFlags), | |||
| 4023 | unsigned(ELF::EF_MIPS_ARCH), unsigned(ELF::EF_MIPS_ABI), | |||
| 4024 | unsigned(ELF::EF_MIPS_MACH)); | |||
| 4025 | else if (e->e_machine == EM_AMDGPU) | |||
| 4026 | W.printFlags("Flags", e->e_flags, makeArrayRef(ElfHeaderAMDGPUFlags), | |||
| 4027 | unsigned(ELF::EF_AMDGPU_MACH)); | |||
| 4028 | else if (e->e_machine == EM_RISCV) | |||
| 4029 | W.printFlags("Flags", e->e_flags, makeArrayRef(ElfHeaderRISCVFlags)); | |||
| 4030 | else | |||
| 4031 | W.printFlags("Flags", e->e_flags); | |||
| 4032 | W.printNumber("HeaderSize", e->e_ehsize); | |||
| 4033 | W.printNumber("ProgramHeaderEntrySize", e->e_phentsize); | |||
| 4034 | W.printNumber("ProgramHeaderCount", e->e_phnum); | |||
| 4035 | W.printNumber("SectionHeaderEntrySize", e->e_shentsize); | |||
| 4036 | W.printString("SectionHeaderCount", getSectionHeadersNumString(Obj)); | |||
| 4037 | W.printString("StringTableSectionIndex", getSectionHeaderTableIndexString(Obj)); | |||
| 4038 | } | |||
| 4039 | } | |||
| 4040 | ||||
| 4041 | template <class ELFT> | |||
| 4042 | void LLVMStyle<ELFT>::printGroupSections(const ELFO *Obj) { | |||
| 4043 | DictScope Lists(W, "Groups"); | |||
| 4044 | std::vector<GroupSection> V = getGroups<ELFT>(Obj); | |||
| 4045 | DenseMap<uint64_t, const GroupSection *> Map = mapSectionsToGroups(V); | |||
| 4046 | for (const GroupSection &G : V) { | |||
| 4047 | DictScope D(W, "Group"); | |||
| 4048 | W.printNumber("Name", G.Name, G.ShName); | |||
| 4049 | W.printNumber("Index", G.Index); | |||
| 4050 | W.printNumber("Link", G.Link); | |||
| 4051 | W.printNumber("Info", G.Info); | |||
| 4052 | W.printHex("Type", getGroupType(G.Type), G.Type); | |||
| 4053 | W.startLine() << "Signature: " << G.Signature << "\n"; | |||
| 4054 | ||||
| 4055 | ListScope L(W, "Section(s) in group"); | |||
| 4056 | for (const GroupMember &GM : G.Members) { | |||
| 4057 | const GroupSection *MainGroup = Map[GM.Index]; | |||
| 4058 | if (MainGroup != &G) { | |||
| 4059 | W.flush(); | |||
| 4060 | errs() << "Error: " << GM.Name << " (" << GM.Index | |||
| 4061 | << ") in a group " + G.Name + " (" << G.Index | |||
| 4062 | << ") is already in a group " + MainGroup->Name + " (" | |||
| 4063 | << MainGroup->Index << ")\n"; | |||
| 4064 | errs().flush(); | |||
| 4065 | continue; | |||
| 4066 | } | |||
| 4067 | W.startLine() << GM.Name << " (" << GM.Index << ")\n"; | |||
| 4068 | } | |||
| 4069 | } | |||
| 4070 | ||||
| 4071 | if (V.empty()) | |||
| 4072 | W.startLine() << "There are no group sections in the file.\n"; | |||
| 4073 | } | |||
| 4074 | ||||
| 4075 | template <class ELFT> void LLVMStyle<ELFT>::printRelocations(const ELFO *Obj) { | |||
| 4076 | ListScope D(W, "Relocations"); | |||
| 4077 | ||||
| 4078 | int SectionNumber = -1; | |||
| 4079 | for (const Elf_Shdr &Sec : unwrapOrError(Obj->sections())) { | |||
| 4080 | ++SectionNumber; | |||
| 4081 | ||||
| 4082 | if (Sec.sh_type != ELF::SHT_REL && | |||
| 4083 | Sec.sh_type != ELF::SHT_RELA && | |||
| 4084 | Sec.sh_type != ELF::SHT_RELR && | |||
| 4085 | Sec.sh_type != ELF::SHT_ANDROID_REL && | |||
| 4086 | Sec.sh_type != ELF::SHT_ANDROID_RELA && | |||
| 4087 | Sec.sh_type != ELF::SHT_ANDROID_RELR) | |||
| 4088 | continue; | |||
| 4089 | ||||
| 4090 | StringRef Name = unwrapOrError(Obj->getSectionName(&Sec)); | |||
| 4091 | ||||
| 4092 | W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n"; | |||
| 4093 | W.indent(); | |||
| 4094 | ||||
| 4095 | printRelocations(&Sec, Obj); | |||
| 4096 | ||||
| 4097 | W.unindent(); | |||
| 4098 | W.startLine() << "}\n"; | |||
| 4099 | } | |||
| 4100 | } | |||
| 4101 | ||||
| 4102 | template <class ELFT> | |||
| 4103 | void LLVMStyle<ELFT>::printRelocations(const Elf_Shdr *Sec, const ELFO *Obj) { | |||
| 4104 | const Elf_Shdr *SymTab = unwrapOrError(Obj->getSection(Sec->sh_link)); | |||
| 4105 | ||||
| 4106 | switch (Sec->sh_type) { | |||
| 4107 | case ELF::SHT_REL: | |||
| 4108 | for (const Elf_Rel &R : unwrapOrError(Obj->rels(Sec))) { | |||
| 4109 | Elf_Rela Rela; | |||
| 4110 | Rela.r_offset = R.r_offset; | |||
| 4111 | Rela.r_info = R.r_info; | |||
| 4112 | Rela.r_addend = 0; | |||
| 4113 | printRelocation(Obj, Rela, SymTab); | |||
| 4114 | } | |||
| 4115 | break; | |||
| 4116 | case ELF::SHT_RELA: | |||
| 4117 | for (const Elf_Rela &R : unwrapOrError(Obj->relas(Sec))) | |||
| 4118 | printRelocation(Obj, R, SymTab); | |||
| 4119 | break; | |||
| 4120 | case ELF::SHT_RELR: | |||
| 4121 | case ELF::SHT_ANDROID_RELR: { | |||
| 4122 | Elf_Relr_Range Relrs = unwrapOrError(Obj->relrs(Sec)); | |||
| 4123 | if (opts::RawRelr) { | |||
| 4124 | for (const Elf_Relr &R : Relrs) | |||
| 4125 | W.startLine() << W.hex(R) << "\n"; | |||
| 4126 | } else { | |||
| 4127 | std::vector<Elf_Rela> RelrRelas = unwrapOrError(Obj->decode_relrs(Relrs)); | |||
| 4128 | for (const Elf_Rela &R : RelrRelas) | |||
| 4129 | printRelocation(Obj, R, SymTab); | |||
| 4130 | } | |||
| 4131 | break; | |||
| 4132 | } | |||
| 4133 | case ELF::SHT_ANDROID_REL: | |||
| 4134 | case ELF::SHT_ANDROID_RELA: | |||
| 4135 | for (const Elf_Rela &R : unwrapOrError(Obj->android_relas(Sec))) | |||
| 4136 | printRelocation(Obj, R, SymTab); | |||
| 4137 | break; | |||
| 4138 | } | |||
| 4139 | } | |||
| 4140 | ||||
| 4141 | template <class ELFT> | |||
| 4142 | void LLVMStyle<ELFT>::printRelocation(const ELFO *Obj, Elf_Rela Rel, | |||
| 4143 | const Elf_Shdr *SymTab) { | |||
| 4144 | SmallString<32> RelocName; | |||
| 4145 | Obj->getRelocationTypeName(Rel.getType(Obj->isMips64EL()), RelocName); | |||
| 4146 | StringRef TargetName; | |||
| 4147 | const Elf_Sym *Sym = unwrapOrError(Obj->getRelocationSymbol(&Rel, SymTab)); | |||
| 4148 | if (Sym && Sym->getType() == ELF::STT_SECTION) { | |||
| 4149 | const Elf_Shdr *Sec = unwrapOrError( | |||
| 4150 | Obj->getSection(Sym, SymTab, this->dumper()->getShndxTable())); | |||
| 4151 | TargetName = unwrapOrError(Obj->getSectionName(Sec)); | |||
| 4152 | } else if (Sym) { | |||
| 4153 | StringRef StrTable = unwrapOrError(Obj->getStringTableForSymtab(*SymTab)); | |||
| 4154 | TargetName = unwrapOrError(Sym->getName(StrTable)); | |||
| 4155 | } | |||
| 4156 | ||||
| 4157 | if (opts::ExpandRelocs) { | |||
| 4158 | DictScope Group(W, "Relocation"); | |||
| 4159 | W.printHex("Offset", Rel.r_offset); | |||
| 4160 | W.printNumber("Type", RelocName, (int)Rel.getType(Obj->isMips64EL())); | |||
| 4161 | W.printNumber("Symbol", !TargetName.empty() ? TargetName : "-", | |||
| 4162 | Rel.getSymbol(Obj->isMips64EL())); | |||
| 4163 | W.printHex("Addend", Rel.r_addend); | |||
| 4164 | } else { | |||
| 4165 | raw_ostream &OS = W.startLine(); | |||
| 4166 | OS << W.hex(Rel.r_offset) << " " << RelocName << " " | |||
| 4167 | << (!TargetName.empty() ? TargetName : "-") << " " | |||
| 4168 | << W.hex(Rel.r_addend) << "\n"; | |||
| 4169 | } | |||
| 4170 | } | |||
| 4171 | ||||
| 4172 | template <class ELFT> void LLVMStyle<ELFT>::printSections(const ELFO *Obj) { | |||
| 4173 | ListScope SectionsD(W, "Sections"); | |||
| 4174 | ||||
| 4175 | int SectionIndex = -1; | |||
| 4176 | for (const Elf_Shdr &Sec : unwrapOrError(Obj->sections())) { | |||
| 4177 | ++SectionIndex; | |||
| 4178 | ||||
| 4179 | StringRef Name = unwrapOrError(Obj->getSectionName(&Sec)); | |||
| 4180 | ||||
| 4181 | DictScope SectionD(W, "Section"); | |||
| 4182 | W.printNumber("Index", SectionIndex); | |||
| 4183 | W.printNumber("Name", Name, Sec.sh_name); | |||
| 4184 | W.printHex( | |||
| 4185 | "Type", | |||
| 4186 | object::getELFSectionTypeName(Obj->getHeader()->e_machine, Sec.sh_type), | |||
| 4187 | Sec.sh_type); | |||
| 4188 | std::vector<EnumEntry<unsigned>> SectionFlags(std::begin(ElfSectionFlags), | |||
| 4189 | std::end(ElfSectionFlags)); | |||
| 4190 | switch (Obj->getHeader()->e_machine) { | |||
| 4191 | case EM_ARM: | |||
| 4192 | SectionFlags.insert(SectionFlags.end(), std::begin(ElfARMSectionFlags), | |||
| 4193 | std::end(ElfARMSectionFlags)); | |||
| 4194 | break; | |||
| 4195 | case EM_HEXAGON: | |||
| 4196 | SectionFlags.insert(SectionFlags.end(), | |||
| 4197 | std::begin(ElfHexagonSectionFlags), | |||
| 4198 | std::end(ElfHexagonSectionFlags)); | |||
| 4199 | break; | |||
| 4200 | case EM_MIPS: | |||
| 4201 | SectionFlags.insert(SectionFlags.end(), std::begin(ElfMipsSectionFlags), | |||
| 4202 | std::end(ElfMipsSectionFlags)); | |||
| 4203 | break; | |||
| 4204 | case EM_X86_64: | |||
| 4205 | SectionFlags.insert(SectionFlags.end(), std::begin(ElfX86_64SectionFlags), | |||
| 4206 | std::end(ElfX86_64SectionFlags)); | |||
| 4207 | break; | |||
| 4208 | case EM_XCORE: | |||
| 4209 | SectionFlags.insert(SectionFlags.end(), std::begin(ElfXCoreSectionFlags), | |||
| 4210 | std::end(ElfXCoreSectionFlags)); | |||
| 4211 | break; | |||
| 4212 | default: | |||
| 4213 | // Nothing to do. | |||
| 4214 | break; | |||
| 4215 | } | |||
| 4216 | W.printFlags("Flags", Sec.sh_flags, makeArrayRef(SectionFlags)); | |||
| 4217 | W.printHex("Address", Sec.sh_addr); | |||
| 4218 | W.printHex("Offset", Sec.sh_offset); | |||
| 4219 | W.printNumber("Size", Sec.sh_size); | |||
| 4220 | W.printNumber("Link", Sec.sh_link); | |||
| 4221 | W.printNumber("Info", Sec.sh_info); | |||
| 4222 | W.printNumber("AddressAlignment", Sec.sh_addralign); | |||
| 4223 | W.printNumber("EntrySize", Sec.sh_entsize); | |||
| 4224 | ||||
| 4225 | if (opts::SectionRelocations) { | |||
| 4226 | ListScope D(W, "Relocations"); | |||
| 4227 | printRelocations(&Sec, Obj); | |||
| 4228 | } | |||
| 4229 | ||||
| 4230 | if (opts::SectionSymbols) { | |||
| 4231 | ListScope D(W, "Symbols"); | |||
| 4232 | const Elf_Shdr *Symtab = this->dumper()->getDotSymtabSec(); | |||
| 4233 | StringRef StrTable = unwrapOrError(Obj->getStringTableForSymtab(*Symtab)); | |||
| 4234 | ||||
| 4235 | for (const Elf_Sym &Sym : unwrapOrError(Obj->symbols(Symtab))) { | |||
| 4236 | const Elf_Shdr *SymSec = unwrapOrError( | |||
| 4237 | Obj->getSection(&Sym, Symtab, this->dumper()->getShndxTable())); | |||
| 4238 | if (SymSec == &Sec) | |||
| 4239 | printSymbol(Obj, &Sym, unwrapOrError(Obj->symbols(Symtab)).begin(), | |||
| 4240 | StrTable, false); | |||
| 4241 | } | |||
| 4242 | } | |||
| 4243 | ||||
| 4244 | if (opts::SectionData && Sec.sh_type != ELF::SHT_NOBITS) { | |||
| 4245 | ArrayRef<uint8_t> Data = unwrapOrError(Obj->getSectionContents(&Sec)); | |||
| 4246 | W.printBinaryBlock("SectionData", | |||
| 4247 | StringRef((const char *)Data.data(), Data.size())); | |||
| 4248 | } | |||
| 4249 | } | |||
| 4250 | } | |||
| 4251 | ||||
| 4252 | template <class ELFT> | |||
| 4253 | void LLVMStyle<ELFT>::printSymbol(const ELFO *Obj, const Elf_Sym *Symbol, | |||
| 4254 | const Elf_Sym *First, StringRef StrTable, | |||
| 4255 | bool IsDynamic) { | |||
| 4256 | unsigned SectionIndex = 0; | |||
| 4257 | StringRef SectionName; | |||
| 4258 | this->dumper()->getSectionNameIndex(Symbol, First, SectionName, SectionIndex); | |||
| 4259 | std::string FullSymbolName = | |||
| 4260 | this->dumper()->getFullSymbolName(Symbol, StrTable, IsDynamic); | |||
| 4261 | unsigned char SymbolType = Symbol->getType(); | |||
| 4262 | ||||
| 4263 | DictScope D(W, "Symbol"); | |||
| 4264 | W.printNumber("Name", FullSymbolName, Symbol->st_name); | |||
| 4265 | W.printHex("Value", Symbol->st_value); | |||
| 4266 | W.printNumber("Size", Symbol->st_size); | |||
| 4267 | W.printEnum("Binding", Symbol->getBinding(), makeArrayRef(ElfSymbolBindings)); | |||
| 4268 | if (Obj->getHeader()->e_machine == ELF::EM_AMDGPU && | |||
| 4269 | SymbolType >= ELF::STT_LOOS && SymbolType < ELF::STT_HIOS) | |||
| 4270 | W.printEnum("Type", SymbolType, makeArrayRef(AMDGPUSymbolTypes)); | |||
| 4271 | else | |||
| 4272 | W.printEnum("Type", SymbolType, makeArrayRef(ElfSymbolTypes)); | |||
| 4273 | if (Symbol->st_other == 0) | |||
| 4274 | // Usually st_other flag is zero. Do not pollute the output | |||
| 4275 | // by flags enumeration in that case. | |||
| 4276 | W.printNumber("Other", 0); | |||
| 4277 | else { | |||
| 4278 | std::vector<EnumEntry<unsigned>> SymOtherFlags(std::begin(ElfSymOtherFlags), | |||
| 4279 | std::end(ElfSymOtherFlags)); | |||
| 4280 | if (Obj->getHeader()->e_machine == EM_MIPS) { | |||
| 4281 | // Someones in their infinite wisdom decided to make STO_MIPS_MIPS16 | |||
| 4282 | // flag overlapped with other ST_MIPS_xxx flags. So consider both | |||
| 4283 | // cases separately. | |||
| 4284 | if ((Symbol->st_other & STO_MIPS_MIPS16) == STO_MIPS_MIPS16) | |||
| 4285 | SymOtherFlags.insert(SymOtherFlags.end(), | |||
| 4286 | std::begin(ElfMips16SymOtherFlags), | |||
| 4287 | std::end(ElfMips16SymOtherFlags)); | |||
| 4288 | else | |||
| 4289 | SymOtherFlags.insert(SymOtherFlags.end(), | |||
| 4290 | std::begin(ElfMipsSymOtherFlags), | |||
| 4291 | std::end(ElfMipsSymOtherFlags)); | |||
| 4292 | } | |||
| 4293 | W.printFlags("Other", Symbol->st_other, makeArrayRef(SymOtherFlags), 0x3u); | |||
| 4294 | } | |||
| 4295 | W.printHex("Section", SectionName, SectionIndex); | |||
| 4296 | } | |||
| 4297 | ||||
| 4298 | template <class ELFT> void LLVMStyle<ELFT>::printSymbols(const ELFO *Obj) { | |||
| 4299 | ListScope Group(W, "Symbols"); | |||
| 4300 | this->dumper()->printSymbolsHelper(false); | |||
| 4301 | } | |||
| 4302 | ||||
| 4303 | template <class ELFT> | |||
| 4304 | void LLVMStyle<ELFT>::printDynamicSymbols(const ELFO *Obj) { | |||
| 4305 | ListScope Group(W, "DynamicSymbols"); | |||
| 4306 | this->dumper()->printSymbolsHelper(true); | |||
| 4307 | } | |||
| 4308 | ||||
| 4309 | template <class ELFT> | |||
| 4310 | void LLVMStyle<ELFT>::printDynamicRelocations(const ELFO *Obj) { | |||
| 4311 | const DynRegionInfo &DynRelRegion = this->dumper()->getDynRelRegion(); | |||
| 4312 | const DynRegionInfo &DynRelaRegion = this->dumper()->getDynRelaRegion(); | |||
| 4313 | const DynRegionInfo &DynRelrRegion = this->dumper()->getDynRelrRegion(); | |||
| 4314 | const DynRegionInfo &DynPLTRelRegion = this->dumper()->getDynPLTRelRegion(); | |||
| 4315 | if (DynRelRegion.Size && DynRelaRegion.Size) | |||
| 4316 | report_fatal_error("There are both REL and RELA dynamic relocations"); | |||
| 4317 | W.startLine() << "Dynamic Relocations {\n"; | |||
| 4318 | W.indent(); | |||
| 4319 | if (DynRelaRegion.Size > 0) | |||
| 4320 | for (const Elf_Rela &Rela : this->dumper()->dyn_relas()) | |||
| 4321 | printDynamicRelocation(Obj, Rela); | |||
| 4322 | else | |||
| 4323 | for (const Elf_Rel &Rel : this->dumper()->dyn_rels()) { | |||
| 4324 | Elf_Rela Rela; | |||
| 4325 | Rela.r_offset = Rel.r_offset; | |||
| 4326 | Rela.r_info = Rel.r_info; | |||
| 4327 | Rela.r_addend = 0; | |||
| 4328 | printDynamicRelocation(Obj, Rela); | |||
| 4329 | } | |||
| 4330 | if (DynRelrRegion.Size > 0) { | |||
| 4331 | Elf_Relr_Range Relrs = this->dumper()->dyn_relrs(); | |||
| 4332 | std::vector<Elf_Rela> RelrRelas = unwrapOrError(Obj->decode_relrs(Relrs)); | |||
| 4333 | for (const Elf_Rela &Rela : RelrRelas) | |||
| 4334 | printDynamicRelocation(Obj, Rela); | |||
| 4335 | } | |||
| 4336 | if (DynPLTRelRegion.EntSize == sizeof(Elf_Rela)) | |||
| 4337 | for (const Elf_Rela &Rela : DynPLTRelRegion.getAsArrayRef<Elf_Rela>()) | |||
| 4338 | printDynamicRelocation(Obj, Rela); | |||
| 4339 | else | |||
| 4340 | for (const Elf_Rel &Rel : DynPLTRelRegion.getAsArrayRef<Elf_Rel>()) { | |||
| 4341 | Elf_Rela Rela; | |||
| 4342 | Rela.r_offset = Rel.r_offset; | |||
| 4343 | Rela.r_info = Rel.r_info; | |||
| 4344 | Rela.r_addend = 0; | |||
| 4345 | printDynamicRelocation(Obj, Rela); | |||
| 4346 | } | |||
| 4347 | W.unindent(); | |||
| 4348 | W.startLine() << "}\n"; | |||
| 4349 | } | |||
| 4350 | ||||
| 4351 | template <class ELFT> | |||
| 4352 | void LLVMStyle<ELFT>::printDynamicRelocation(const ELFO *Obj, Elf_Rela Rel) { | |||
| 4353 | SmallString<32> RelocName; | |||
| 4354 | Obj->getRelocationTypeName(Rel.getType(Obj->isMips64EL()), RelocName); | |||
| 4355 | StringRef SymbolName; | |||
| 4356 | uint32_t SymIndex = Rel.getSymbol(Obj->isMips64EL()); | |||
| 4357 | const Elf_Sym *Sym = this->dumper()->dynamic_symbols().begin() + SymIndex; | |||
| 4358 | SymbolName = | |||
| 4359 | unwrapOrError(Sym->getName(this->dumper()->getDynamicStringTable())); | |||
| 4360 | if (opts::ExpandRelocs) { | |||
| 4361 | DictScope Group(W, "Relocation"); | |||
| 4362 | W.printHex("Offset", Rel.r_offset); | |||
| 4363 | W.printNumber("Type", RelocName, (int)Rel.getType(Obj->isMips64EL())); | |||
| 4364 | W.printString("Symbol", !SymbolName.empty() ? SymbolName : "-"); | |||
| 4365 | W.printHex("Addend", Rel.r_addend); | |||
| 4366 | } else { | |||
| 4367 | raw_ostream &OS = W.startLine(); | |||
| 4368 | OS << W.hex(Rel.r_offset) << " " << RelocName << " " | |||
| 4369 | << (!SymbolName.empty() ? SymbolName : "-") << " " | |||
| 4370 | << W.hex(Rel.r_addend) << "\n"; | |||
| 4371 | } | |||
| 4372 | } | |||
| 4373 | ||||
| 4374 | template <class ELFT> | |||
| 4375 | void LLVMStyle<ELFT>::printProgramHeaders(const ELFO *Obj) { | |||
| 4376 | ListScope L(W, "ProgramHeaders"); | |||
| 4377 | ||||
| 4378 | for (const Elf_Phdr &Phdr : unwrapOrError(Obj->program_headers())) { | |||
| 4379 | DictScope P(W, "ProgramHeader"); | |||
| 4380 | W.printHex("Type", | |||
| 4381 | getElfSegmentType(Obj->getHeader()->e_machine, Phdr.p_type), | |||
| 4382 | Phdr.p_type); | |||
| 4383 | W.printHex("Offset", Phdr.p_offset); | |||
| 4384 | W.printHex("VirtualAddress", Phdr.p_vaddr); | |||
| 4385 | W.printHex("PhysicalAddress", Phdr.p_paddr); | |||
| 4386 | W.printNumber("FileSize", Phdr.p_filesz); | |||
| 4387 | W.printNumber("MemSize", Phdr.p_memsz); | |||
| 4388 | W.printFlags("Flags", Phdr.p_flags, makeArrayRef(ElfSegmentFlags)); | |||
| 4389 | W.printNumber("Alignment", Phdr.p_align); | |||
| 4390 | } | |||
| 4391 | } | |||
| 4392 | ||||
| 4393 | template <class ELFT> | |||
| 4394 | void LLVMStyle<ELFT>::printHashHistogram(const ELFFile<ELFT> *Obj) { | |||
| 4395 | W.startLine() << "Hash Histogram not implemented!\n"; | |||
| 4396 | } | |||
| 4397 | ||||
| 4398 | template <class ELFT> | |||
| 4399 | void LLVMStyle<ELFT>::printCGProfile(const ELFFile<ELFT> *Obj) { | |||
| 4400 | ListScope L(W, "CGProfile"); | |||
| 4401 | if (!this->dumper()->getDotCGProfileSec()) | |||
| 4402 | return; | |||
| 4403 | auto CGProfile = | |||
| 4404 | unwrapOrError(Obj->template getSectionContentsAsArray<Elf_CGProfile>( | |||
| 4405 | this->dumper()->getDotCGProfileSec())); | |||
| 4406 | for (const Elf_CGProfile &CGPE : CGProfile) { | |||
| 4407 | DictScope D(W, "CGProfileEntry"); | |||
| 4408 | W.printNumber("From", this->dumper()->getStaticSymbolName(CGPE.cgp_from), | |||
| 4409 | CGPE.cgp_from); | |||
| 4410 | W.printNumber("To", this->dumper()->getStaticSymbolName(CGPE.cgp_to), | |||
| 4411 | CGPE.cgp_to); | |||
| 4412 | W.printNumber("Weight", CGPE.cgp_weight); | |||
| 4413 | } | |||
| 4414 | } | |||
| 4415 | ||||
| 4416 | template <class ELFT> | |||
| 4417 | void LLVMStyle<ELFT>::printAddrsig(const ELFFile<ELFT> *Obj) { | |||
| 4418 | ListScope L(W, "Addrsig"); | |||
| 4419 | if (!this->dumper()->getDotAddrsigSec()) | |||
| 4420 | return; | |||
| 4421 | ArrayRef<uint8_t> Contents = unwrapOrError( | |||
| 4422 | Obj->getSectionContents(this->dumper()->getDotAddrsigSec())); | |||
| 4423 | const uint8_t *Cur = Contents.begin(); | |||
| 4424 | const uint8_t *End = Contents.end(); | |||
| 4425 | while (Cur != End) { | |||
| 4426 | unsigned Size; | |||
| 4427 | const char *Err; | |||
| 4428 | uint64_t SymIndex = decodeULEB128(Cur, &Size, End, &Err); | |||
| 4429 | if (Err) | |||
| 4430 | reportError(Err); | |||
| 4431 | W.printNumber("Sym", this->dumper()->getStaticSymbolName(SymIndex), | |||
| 4432 | SymIndex); | |||
| 4433 | Cur += Size; | |||
| 4434 | } | |||
| 4435 | } | |||
| 4436 | ||||
| 4437 | template <class ELFT> | |||
| 4438 | void LLVMStyle<ELFT>::printNotes(const ELFFile<ELFT> *Obj) { | |||
| 4439 | W.startLine() << "printNotes not implemented!\n"; | |||
| 4440 | } | |||
| 4441 | ||||
| 4442 | template <class ELFT> | |||
| 4443 | void LLVMStyle<ELFT>::printELFLinkerOptions(const ELFFile<ELFT> *Obj) { | |||
| 4444 | ListScope L(W, "LinkerOptions"); | |||
| 4445 | ||||
| 4446 | for (const Elf_Shdr &Shdr : unwrapOrError(Obj->sections())) { | |||
| 4447 | if (Shdr.sh_type != ELF::SHT_LLVM_LINKER_OPTIONS) | |||
| 4448 | continue; | |||
| 4449 | ||||
| 4450 | ArrayRef<uint8_t> Contents = unwrapOrError(Obj->getSectionContents(&Shdr)); | |||
| 4451 | for (const uint8_t *P = Contents.begin(), *E = Contents.end(); P < E; ) { | |||
| 4452 | StringRef Key = StringRef(reinterpret_cast<const char *>(P)); | |||
| 4453 | StringRef Value = | |||
| 4454 | StringRef(reinterpret_cast<const char *>(P) + Key.size() + 1); | |||
| 4455 | ||||
| 4456 | W.printString(Key, Value); | |||
| 4457 | ||||
| 4458 | P = P + Key.size() + Value.size() + 2; | |||
| 4459 | } | |||
| 4460 | } | |||
| 4461 | } | |||
| 4462 | ||||
| 4463 | template <class ELFT> | |||
| 4464 | void LLVMStyle<ELFT>::printMipsGOT(const MipsGOTParser<ELFT> &Parser) { | |||
| 4465 | auto PrintEntry = [&](const Elf_Addr *E) { | |||
| 4466 | W.printHex("Address", Parser.getGotAddress(E)); | |||
| 4467 | W.printNumber("Access", Parser.getGotOffset(E)); | |||
| 4468 | W.printHex("Initial", *E); | |||
| 4469 | }; | |||
| 4470 | ||||
| 4471 | DictScope GS(W, Parser.IsStatic ? "Static GOT" : "Primary GOT"); | |||
| 4472 | ||||
| 4473 | W.printHex("Canonical gp value", Parser.getGp()); | |||
| 4474 | { | |||
| 4475 | ListScope RS(W, "Reserved entries"); | |||
| 4476 | { | |||
| 4477 | DictScope D(W, "Entry"); | |||
| 4478 | PrintEntry(Parser.getGotLazyResolver()); | |||
| 4479 | W.printString("Purpose", StringRef("Lazy resolver")); | |||
| 4480 | } | |||
| 4481 | ||||
| 4482 | if (Parser.getGotModulePointer()) { | |||
| 4483 | DictScope D(W, "Entry"); | |||
| 4484 | PrintEntry(Parser.getGotModulePointer()); | |||
| 4485 | W.printString("Purpose", StringRef("Module pointer (GNU extension)")); | |||
| 4486 | } | |||
| 4487 | } | |||
| 4488 | { | |||
| 4489 | ListScope LS(W, "Local entries"); | |||
| 4490 | for (auto &E : Parser.getLocalEntries()) { | |||
| 4491 | DictScope D(W, "Entry"); | |||
| 4492 | PrintEntry(&E); | |||
| 4493 | } | |||
| 4494 | } | |||
| 4495 | ||||
| 4496 | if (Parser.IsStatic) | |||
| 4497 | return; | |||
| 4498 | ||||
| 4499 | { | |||
| 4500 | ListScope GS(W, "Global entries"); | |||
| 4501 | for (auto &E : Parser.getGlobalEntries()) { | |||
| 4502 | DictScope D(W, "Entry"); | |||
| 4503 | ||||
| 4504 | PrintEntry(&E); | |||
| 4505 | ||||
| 4506 | const Elf_Sym *Sym = Parser.getGotSym(&E); | |||
| 4507 | W.printHex("Value", Sym->st_value); | |||
| 4508 | W.printEnum("Type", Sym->getType(), makeArrayRef(ElfSymbolTypes)); | |||
| 4509 | ||||
| 4510 | unsigned SectionIndex = 0; | |||
| 4511 | StringRef SectionName; | |||
| 4512 | this->dumper()->getSectionNameIndex( | |||
| 4513 | Sym, this->dumper()->dynamic_symbols().begin(), SectionName, | |||
| 4514 | SectionIndex); | |||
| 4515 | W.printHex("Section", SectionName, SectionIndex); | |||
| 4516 | ||||
| 4517 | std::string SymName = this->dumper()->getFullSymbolName( | |||
| 4518 | Sym, this->dumper()->getDynamicStringTable(), true); | |||
| 4519 | W.printNumber("Name", SymName, Sym->st_name); | |||
| 4520 | } | |||
| 4521 | } | |||
| 4522 | ||||
| 4523 | W.printNumber("Number of TLS and multi-GOT entries", | |||
| 4524 | uint64_t(Parser.getOtherEntries().size())); | |||
| 4525 | } | |||
| 4526 | ||||
| 4527 | template <class ELFT> | |||
| 4528 | void LLVMStyle<ELFT>::printMipsPLT(const MipsGOTParser<ELFT> &Parser) { | |||
| 4529 | auto PrintEntry = [&](const Elf_Addr *E) { | |||
| 4530 | W.printHex("Address", Parser.getPltAddress(E)); | |||
| 4531 | W.printHex("Initial", *E); | |||
| 4532 | }; | |||
| 4533 | ||||
| 4534 | DictScope GS(W, "PLT GOT"); | |||
| 4535 | ||||
| 4536 | { | |||
| 4537 | ListScope RS(W, "Reserved entries"); | |||
| 4538 | { | |||
| 4539 | DictScope D(W, "Entry"); | |||
| 4540 | PrintEntry(Parser.getPltLazyResolver()); | |||
| 4541 | W.printString("Purpose", StringRef("PLT lazy resolver")); | |||
| 4542 | } | |||
| 4543 | ||||
| 4544 | if (auto E = Parser.getPltModulePointer()) { | |||
| 4545 | DictScope D(W, "Entry"); | |||
| 4546 | PrintEntry(E); | |||
| 4547 | W.printString("Purpose", StringRef("Module pointer")); | |||
| 4548 | } | |||
| 4549 | } | |||
| 4550 | { | |||
| 4551 | ListScope LS(W, "Entries"); | |||
| 4552 | for (auto &E : Parser.getPltEntries()) { | |||
| 4553 | DictScope D(W, "Entry"); | |||
| 4554 | PrintEntry(&E); | |||
| 4555 | ||||
| 4556 | const Elf_Sym *Sym = Parser.getPltSym(&E); | |||
| 4557 | W.printHex("Value", Sym->st_value); | |||
| 4558 | W.printEnum("Type", Sym->getType(), makeArrayRef(ElfSymbolTypes)); | |||
| 4559 | ||||
| 4560 | unsigned SectionIndex = 0; | |||
| 4561 | StringRef SectionName; | |||
| 4562 | this->dumper()->getSectionNameIndex( | |||
| 4563 | Sym, this->dumper()->dynamic_symbols().begin(), SectionName, | |||
| 4564 | SectionIndex); | |||
| 4565 | W.printHex("Section", SectionName, SectionIndex); | |||
| 4566 | ||||
| 4567 | std::string SymName = | |||
| 4568 | this->dumper()->getFullSymbolName(Sym, Parser.getPltStrTable(), true); | |||
| 4569 | W.printNumber("Name", SymName, Sym->st_name); | |||
| 4570 | } | |||
| 4571 | } | |||
| 4572 | } |