1 //===-- ELFDumper.cpp - ELF-specific dumper ---------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief This file implements the ELF-specific dumper for llvm-readobj.
13 //===----------------------------------------------------------------------===//
15 #include "llvm-readobj.h"
16 #include "ARMAttributeParser.h"
17 #include "ARMEHABIPrinter.h"
19 #include "ObjDumper.h"
20 #include "StackMapPrinter.h"
21 #include "StreamWriter.h"
22 #include "llvm/ADT/Optional.h"
23 #include "llvm/ADT/SmallString.h"
24 #include "llvm/ADT/StringExtras.h"
25 #include "llvm/Object/ELFObjectFile.h"
26 #include "llvm/Support/ARMBuildAttributes.h"
27 #include "llvm/Support/Compiler.h"
28 #include "llvm/Support/Format.h"
29 #include "llvm/Support/MathExtras.h"
30 #include "llvm/Support/MipsABIFlags.h"
31 #include "llvm/Support/raw_ostream.h"
34 using namespace llvm::object;
37 #define LLVM_READOBJ_ENUM_CASE(ns, enum) \
38 case ns::enum: return #enum;
42 template<typename ELFT>
43 class ELFDumper : public ObjDumper {
45 ELFDumper(const ELFFile<ELFT> *Obj, StreamWriter &Writer);
47 void printFileHeaders() override;
48 void printSections() override;
49 void printRelocations() override;
50 void printDynamicRelocations() override;
51 void printSymbols() override;
52 void printDynamicSymbols() override;
53 void printUnwindInfo() override;
55 void printDynamicTable() override;
56 void printNeededLibraries() override;
57 void printProgramHeaders() override;
58 void printHashTable() override;
59 void printLoadName() override;
61 void printAttributes() override;
62 void printMipsPLTGOT() override;
63 void printMipsABIFlags() override;
64 void printMipsReginfo() override;
66 void printStackMap() const override;
69 typedef ELFFile<ELFT> ELFO;
70 typedef typename ELFO::Elf_Shdr Elf_Shdr;
71 typedef typename ELFO::Elf_Sym Elf_Sym;
72 typedef typename ELFO::Elf_Dyn Elf_Dyn;
73 typedef typename ELFO::Elf_Dyn_Range Elf_Dyn_Range;
74 typedef typename ELFO::Elf_Rel Elf_Rel;
75 typedef typename ELFO::Elf_Rela Elf_Rela;
76 typedef typename ELFO::Elf_Rela_Range Elf_Rela_Range;
77 typedef typename ELFO::Elf_Phdr Elf_Phdr;
78 typedef typename ELFO::Elf_Hash Elf_Hash;
79 typedef typename ELFO::Elf_Ehdr Elf_Ehdr;
80 typedef typename ELFO::Elf_Word Elf_Word;
81 typedef typename ELFO::uintX_t uintX_t;
82 typedef typename ELFO::Elf_Versym Elf_Versym;
83 typedef typename ELFO::Elf_Verneed Elf_Verneed;
84 typedef typename ELFO::Elf_Vernaux Elf_Vernaux;
85 typedef typename ELFO::Elf_Verdef Elf_Verdef;
87 /// \brief Represents a region described by entries in the .dynamic table.
88 struct DynRegionInfo {
89 DynRegionInfo() : Addr(nullptr), Size(0), EntSize(0) {}
90 /// \brief Address in current address space.
92 /// \brief Size in bytes of the region.
94 /// \brief Size of each entity in the region.
98 void printSymbol(const Elf_Sym *Symbol, const Elf_Shdr *SymTab,
99 StringRef StrTable, bool IsDynamic);
101 void printRelocations(const Elf_Shdr *Sec);
102 void printRelocation(const Elf_Shdr *Sec, Elf_Rela Rel);
103 void printValue(uint64_t Type, uint64_t Value);
105 const Elf_Rela *dyn_rela_begin() const;
106 const Elf_Rela *dyn_rela_end() const;
107 Elf_Rela_Range dyn_relas() const;
108 StringRef getDynamicString(uint64_t Offset) const;
109 const Elf_Dyn *dynamic_table_begin() const {
110 ErrorOr<const Elf_Dyn *> Ret = Obj->dynamic_table_begin(DynamicProgHeader);
111 error(Ret.getError());
114 const Elf_Dyn *dynamic_table_end() const {
115 ErrorOr<const Elf_Dyn *> Ret = Obj->dynamic_table_end(DynamicProgHeader);
116 error(Ret.getError());
119 Elf_Dyn_Range dynamic_table() const {
120 ErrorOr<Elf_Dyn_Range> Ret = Obj->dynamic_table(DynamicProgHeader);
121 error(Ret.getError());
125 StringRef getSymbolVersion(StringRef StrTab, const Elf_Sym *symb,
127 void LoadVersionMap();
128 void LoadVersionNeeds(const Elf_Shdr *ec) const;
129 void LoadVersionDefs(const Elf_Shdr *sec) const;
132 DynRegionInfo DynRelaRegion;
133 const Elf_Phdr *DynamicProgHeader = nullptr;
134 StringRef DynamicStringTable;
135 const Elf_Sym *DynSymStart = nullptr;
137 const Elf_Hash *HashTable = nullptr;
138 const Elf_Shdr *DotDynSymSec = nullptr;
139 const Elf_Shdr *DotSymtabSec = nullptr;
140 ArrayRef<Elf_Word> ShndxTable;
142 const Elf_Shdr *dot_gnu_version_sec = nullptr; // .gnu.version
143 const Elf_Shdr *dot_gnu_version_r_sec = nullptr; // .gnu.version_r
144 const Elf_Shdr *dot_gnu_version_d_sec = nullptr; // .gnu.version_d
146 // Records for each version index the corresponding Verdef or Vernaux entry.
147 // This is filled the first time LoadVersionMap() is called.
148 class VersionMapEntry : public PointerIntPair<const void *, 1> {
150 // If the integer is 0, this is an Elf_Verdef*.
151 // If the integer is 1, this is an Elf_Vernaux*.
152 VersionMapEntry() : PointerIntPair<const void *, 1>(nullptr, 0) {}
153 VersionMapEntry(const Elf_Verdef *verdef)
154 : PointerIntPair<const void *, 1>(verdef, 0) {}
155 VersionMapEntry(const Elf_Vernaux *vernaux)
156 : PointerIntPair<const void *, 1>(vernaux, 1) {}
157 bool isNull() const { return getPointer() == nullptr; }
158 bool isVerdef() const { return !isNull() && getInt() == 0; }
159 bool isVernaux() const { return !isNull() && getInt() == 1; }
160 const Elf_Verdef *getVerdef() const {
161 return isVerdef() ? (const Elf_Verdef *)getPointer() : nullptr;
163 const Elf_Vernaux *getVernaux() const {
164 return isVernaux() ? (const Elf_Vernaux *)getPointer() : nullptr;
167 mutable SmallVector<VersionMapEntry, 16> VersionMap;
170 std::string getFullSymbolName(const Elf_Sym *Symbol, StringRef StrTable,
172 const Elf_Shdr *getDotDynSymSec() const { return DotDynSymSec; }
173 const Elf_Shdr *getDotSymtabSec() const { return DotSymtabSec; }
174 ArrayRef<Elf_Word> getShndxTable() { return ShndxTable; }
177 template <class T> T errorOrDefault(ErrorOr<T> Val, T Default = T()) {
179 error(Val.getError());
189 template <class ELFT>
190 static std::error_code createELFDumper(const ELFFile<ELFT> *Obj,
191 StreamWriter &Writer,
192 std::unique_ptr<ObjDumper> &Result) {
193 Result.reset(new ELFDumper<ELFT>(Obj, Writer));
194 return readobj_error::success;
197 std::error_code createELFDumper(const object::ObjectFile *Obj,
198 StreamWriter &Writer,
199 std::unique_ptr<ObjDumper> &Result) {
200 // Little-endian 32-bit
201 if (const ELF32LEObjectFile *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
202 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
205 if (const ELF32BEObjectFile *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
206 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
208 // Little-endian 64-bit
209 if (const ELF64LEObjectFile *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
210 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
213 if (const ELF64BEObjectFile *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
214 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
216 return readobj_error::unsupported_obj_file_format;
221 // Iterate through the versions needed section, and place each Elf_Vernaux
222 // in the VersionMap according to its index.
223 template <class ELFT>
224 void ELFDumper<ELFT>::LoadVersionNeeds(const Elf_Shdr *sec) const {
225 unsigned vn_size = sec->sh_size; // Size of section in bytes
226 unsigned vn_count = sec->sh_info; // Number of Verneed entries
227 const char *sec_start = (const char *)Obj->base() + sec->sh_offset;
228 const char *sec_end = sec_start + vn_size;
229 // The first Verneed entry is at the start of the section.
230 const char *p = sec_start;
231 for (unsigned i = 0; i < vn_count; i++) {
232 if (p + sizeof(Elf_Verneed) > sec_end)
233 report_fatal_error("Section ended unexpectedly while scanning "
234 "version needed records.");
235 const Elf_Verneed *vn = reinterpret_cast<const Elf_Verneed *>(p);
236 if (vn->vn_version != ELF::VER_NEED_CURRENT)
237 report_fatal_error("Unexpected verneed version");
238 // Iterate through the Vernaux entries
239 const char *paux = p + vn->vn_aux;
240 for (unsigned j = 0; j < vn->vn_cnt; j++) {
241 if (paux + sizeof(Elf_Vernaux) > sec_end)
242 report_fatal_error("Section ended unexpected while scanning auxiliary "
243 "version needed records.");
244 const Elf_Vernaux *vna = reinterpret_cast<const Elf_Vernaux *>(paux);
245 size_t index = vna->vna_other & ELF::VERSYM_VERSION;
246 if (index >= VersionMap.size())
247 VersionMap.resize(index + 1);
248 VersionMap[index] = VersionMapEntry(vna);
249 paux += vna->vna_next;
255 // Iterate through the version definitions, and place each Elf_Verdef
256 // in the VersionMap according to its index.
257 template <class ELFT>
258 void ELFDumper<ELFT>::LoadVersionDefs(const Elf_Shdr *sec) const {
259 unsigned vd_size = sec->sh_size; // Size of section in bytes
260 unsigned vd_count = sec->sh_info; // Number of Verdef entries
261 const char *sec_start = (const char *)Obj->base() + sec->sh_offset;
262 const char *sec_end = sec_start + vd_size;
263 // The first Verdef entry is at the start of the section.
264 const char *p = sec_start;
265 for (unsigned i = 0; i < vd_count; i++) {
266 if (p + sizeof(Elf_Verdef) > sec_end)
267 report_fatal_error("Section ended unexpectedly while scanning "
268 "version definitions.");
269 const Elf_Verdef *vd = reinterpret_cast<const Elf_Verdef *>(p);
270 if (vd->vd_version != ELF::VER_DEF_CURRENT)
271 report_fatal_error("Unexpected verdef version");
272 size_t index = vd->vd_ndx & ELF::VERSYM_VERSION;
273 if (index >= VersionMap.size())
274 VersionMap.resize(index + 1);
275 VersionMap[index] = VersionMapEntry(vd);
280 template <class ELFT> void ELFDumper<ELFT>::LoadVersionMap() {
281 // If there is no dynamic symtab or version table, there is nothing to do.
282 if (!DynSymStart || !dot_gnu_version_sec)
285 // Has the VersionMap already been loaded?
286 if (VersionMap.size() > 0)
289 // The first two version indexes are reserved.
290 // Index 0 is LOCAL, index 1 is GLOBAL.
291 VersionMap.push_back(VersionMapEntry());
292 VersionMap.push_back(VersionMapEntry());
294 if (dot_gnu_version_d_sec)
295 LoadVersionDefs(dot_gnu_version_d_sec);
297 if (dot_gnu_version_r_sec)
298 LoadVersionNeeds(dot_gnu_version_r_sec);
301 template <typename ELFT>
302 StringRef ELFDumper<ELFT>::getSymbolVersion(StringRef StrTab,
305 // This is a dynamic symbol. Look in the GNU symbol version table.
306 if (!dot_gnu_version_sec) {
309 return StringRef("");
312 // Determine the position in the symbol table of this entry.
313 size_t entry_index = (reinterpret_cast<uintptr_t>(symb) -
314 reinterpret_cast<uintptr_t>(DynSymStart)) /
317 // Get the corresponding version index entry
318 const Elf_Versym *vs =
319 Obj->template getEntry<Elf_Versym>(dot_gnu_version_sec, entry_index);
320 size_t version_index = vs->vs_index & ELF::VERSYM_VERSION;
322 // Special markers for unversioned symbols.
323 if (version_index == ELF::VER_NDX_LOCAL ||
324 version_index == ELF::VER_NDX_GLOBAL) {
326 return StringRef("");
329 // Lookup this symbol in the version table
331 if (version_index >= VersionMap.size() || VersionMap[version_index].isNull())
332 reportError("Invalid version entry");
333 const VersionMapEntry &entry = VersionMap[version_index];
335 // Get the version name string
337 if (entry.isVerdef()) {
338 // The first Verdaux entry holds the name.
339 name_offset = entry.getVerdef()->getAux()->vda_name;
341 name_offset = entry.getVernaux()->vna_name;
345 if (entry.isVerdef()) {
346 IsDefault = !(vs->vs_index & ELF::VERSYM_HIDDEN);
351 if (name_offset >= StrTab.size())
352 reportError("Invalid string offset");
353 return StringRef(StrTab.data() + name_offset);
356 template <typename ELFT>
357 std::string ELFDumper<ELFT>::getFullSymbolName(const Elf_Sym *Symbol,
360 StringRef SymbolName = errorOrDefault(Symbol->getName(StrTable));
364 std::string FullSymbolName(SymbolName);
367 StringRef Version = getSymbolVersion(StrTable, &*Symbol, IsDefault);
368 FullSymbolName += (IsDefault ? "@@" : "@");
369 FullSymbolName += Version;
370 return FullSymbolName;
373 template <typename ELFO>
375 getSectionNameIndex(const ELFO &Obj, const typename ELFO::Elf_Sym *Symbol,
376 const typename ELFO::Elf_Shdr *SymTab,
377 ArrayRef<typename ELFO::Elf_Word> ShndxTable,
378 StringRef &SectionName, unsigned &SectionIndex) {
379 SectionIndex = Symbol->st_shndx;
380 if (Symbol->isUndefined())
381 SectionName = "Undefined";
382 else if (Symbol->isProcessorSpecific())
383 SectionName = "Processor Specific";
384 else if (Symbol->isOSSpecific())
385 SectionName = "Operating System Specific";
386 else if (Symbol->isAbsolute())
387 SectionName = "Absolute";
388 else if (Symbol->isCommon())
389 SectionName = "Common";
390 else if (Symbol->isReserved() && SectionIndex != SHN_XINDEX)
391 SectionName = "Reserved";
393 if (SectionIndex == SHN_XINDEX)
395 Obj.getExtendedSymbolTableIndex(Symbol, SymTab, ShndxTable);
396 ErrorOr<const typename ELFO::Elf_Shdr *> Sec = Obj.getSection(SectionIndex);
397 error(Sec.getError());
398 SectionName = errorOrDefault(Obj.getSectionName(*Sec));
402 template <class ELFO>
403 static const typename ELFO::Elf_Shdr *findSectionByAddress(const ELFO *Obj,
405 for (const auto &Shdr : Obj->sections())
406 if (Shdr.sh_addr == Addr)
411 template <class ELFO>
412 static const typename ELFO::Elf_Shdr *findSectionByName(const ELFO &Obj,
414 for (const auto &Shdr : Obj.sections()) {
415 if (Name == errorOrDefault(Obj.getSectionName(&Shdr)))
421 static const EnumEntry<unsigned> ElfClass[] = {
422 { "None", ELF::ELFCLASSNONE },
423 { "32-bit", ELF::ELFCLASS32 },
424 { "64-bit", ELF::ELFCLASS64 },
427 static const EnumEntry<unsigned> ElfDataEncoding[] = {
428 { "None", ELF::ELFDATANONE },
429 { "LittleEndian", ELF::ELFDATA2LSB },
430 { "BigEndian", ELF::ELFDATA2MSB },
433 static const EnumEntry<unsigned> ElfObjectFileType[] = {
434 { "None", ELF::ET_NONE },
435 { "Relocatable", ELF::ET_REL },
436 { "Executable", ELF::ET_EXEC },
437 { "SharedObject", ELF::ET_DYN },
438 { "Core", ELF::ET_CORE },
441 static const EnumEntry<unsigned> ElfOSABI[] = {
442 { "SystemV", ELF::ELFOSABI_NONE },
443 { "HPUX", ELF::ELFOSABI_HPUX },
444 { "NetBSD", ELF::ELFOSABI_NETBSD },
445 { "GNU/Linux", ELF::ELFOSABI_LINUX },
446 { "GNU/Hurd", ELF::ELFOSABI_HURD },
447 { "Solaris", ELF::ELFOSABI_SOLARIS },
448 { "AIX", ELF::ELFOSABI_AIX },
449 { "IRIX", ELF::ELFOSABI_IRIX },
450 { "FreeBSD", ELF::ELFOSABI_FREEBSD },
451 { "TRU64", ELF::ELFOSABI_TRU64 },
452 { "Modesto", ELF::ELFOSABI_MODESTO },
453 { "OpenBSD", ELF::ELFOSABI_OPENBSD },
454 { "OpenVMS", ELF::ELFOSABI_OPENVMS },
455 { "NSK", ELF::ELFOSABI_NSK },
456 { "AROS", ELF::ELFOSABI_AROS },
457 { "FenixOS", ELF::ELFOSABI_FENIXOS },
458 { "CloudABI", ELF::ELFOSABI_CLOUDABI },
459 { "C6000_ELFABI", ELF::ELFOSABI_C6000_ELFABI },
460 { "C6000_LINUX" , ELF::ELFOSABI_C6000_LINUX },
461 { "ARM", ELF::ELFOSABI_ARM },
462 { "Standalone" , ELF::ELFOSABI_STANDALONE }
465 static const EnumEntry<unsigned> ElfMachineType[] = {
466 LLVM_READOBJ_ENUM_ENT(ELF, EM_NONE ),
467 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32 ),
468 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARC ),
469 LLVM_READOBJ_ENUM_ENT(ELF, EM_386 ),
470 LLVM_READOBJ_ENUM_ENT(ELF, EM_68K ),
471 LLVM_READOBJ_ENUM_ENT(ELF, EM_88K ),
472 LLVM_READOBJ_ENUM_ENT(ELF, EM_IAMCU ),
473 LLVM_READOBJ_ENUM_ENT(ELF, EM_860 ),
474 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS ),
475 LLVM_READOBJ_ENUM_ENT(ELF, EM_S370 ),
476 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS_RS3_LE ),
477 LLVM_READOBJ_ENUM_ENT(ELF, EM_PARISC ),
478 LLVM_READOBJ_ENUM_ENT(ELF, EM_VPP500 ),
479 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARC32PLUS ),
480 LLVM_READOBJ_ENUM_ENT(ELF, EM_960 ),
481 LLVM_READOBJ_ENUM_ENT(ELF, EM_PPC ),
482 LLVM_READOBJ_ENUM_ENT(ELF, EM_PPC64 ),
483 LLVM_READOBJ_ENUM_ENT(ELF, EM_S390 ),
484 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPU ),
485 LLVM_READOBJ_ENUM_ENT(ELF, EM_V800 ),
486 LLVM_READOBJ_ENUM_ENT(ELF, EM_FR20 ),
487 LLVM_READOBJ_ENUM_ENT(ELF, EM_RH32 ),
488 LLVM_READOBJ_ENUM_ENT(ELF, EM_RCE ),
489 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARM ),
490 LLVM_READOBJ_ENUM_ENT(ELF, EM_ALPHA ),
491 LLVM_READOBJ_ENUM_ENT(ELF, EM_SH ),
492 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARCV9 ),
493 LLVM_READOBJ_ENUM_ENT(ELF, EM_TRICORE ),
494 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC ),
495 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_300 ),
496 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_300H ),
497 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8S ),
498 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_500 ),
499 LLVM_READOBJ_ENUM_ENT(ELF, EM_IA_64 ),
500 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS_X ),
501 LLVM_READOBJ_ENUM_ENT(ELF, EM_COLDFIRE ),
502 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC12 ),
503 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMA ),
504 LLVM_READOBJ_ENUM_ENT(ELF, EM_PCP ),
505 LLVM_READOBJ_ENUM_ENT(ELF, EM_NCPU ),
506 LLVM_READOBJ_ENUM_ENT(ELF, EM_NDR1 ),
507 LLVM_READOBJ_ENUM_ENT(ELF, EM_STARCORE ),
508 LLVM_READOBJ_ENUM_ENT(ELF, EM_ME16 ),
509 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST100 ),
510 LLVM_READOBJ_ENUM_ENT(ELF, EM_TINYJ ),
511 LLVM_READOBJ_ENUM_ENT(ELF, EM_X86_64 ),
512 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDSP ),
513 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDP10 ),
514 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDP11 ),
515 LLVM_READOBJ_ENUM_ENT(ELF, EM_FX66 ),
516 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST9PLUS ),
517 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST7 ),
518 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC16 ),
519 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC11 ),
520 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC08 ),
521 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC05 ),
522 LLVM_READOBJ_ENUM_ENT(ELF, EM_SVX ),
523 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST19 ),
524 LLVM_READOBJ_ENUM_ENT(ELF, EM_VAX ),
525 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRIS ),
526 LLVM_READOBJ_ENUM_ENT(ELF, EM_JAVELIN ),
527 LLVM_READOBJ_ENUM_ENT(ELF, EM_FIREPATH ),
528 LLVM_READOBJ_ENUM_ENT(ELF, EM_ZSP ),
529 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMIX ),
530 LLVM_READOBJ_ENUM_ENT(ELF, EM_HUANY ),
531 LLVM_READOBJ_ENUM_ENT(ELF, EM_PRISM ),
532 LLVM_READOBJ_ENUM_ENT(ELF, EM_AVR ),
533 LLVM_READOBJ_ENUM_ENT(ELF, EM_FR30 ),
534 LLVM_READOBJ_ENUM_ENT(ELF, EM_D10V ),
535 LLVM_READOBJ_ENUM_ENT(ELF, EM_D30V ),
536 LLVM_READOBJ_ENUM_ENT(ELF, EM_V850 ),
537 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32R ),
538 LLVM_READOBJ_ENUM_ENT(ELF, EM_MN10300 ),
539 LLVM_READOBJ_ENUM_ENT(ELF, EM_MN10200 ),
540 LLVM_READOBJ_ENUM_ENT(ELF, EM_PJ ),
541 LLVM_READOBJ_ENUM_ENT(ELF, EM_OPENRISC ),
542 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC_COMPACT ),
543 LLVM_READOBJ_ENUM_ENT(ELF, EM_XTENSA ),
544 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE ),
545 LLVM_READOBJ_ENUM_ENT(ELF, EM_TMM_GPP ),
546 LLVM_READOBJ_ENUM_ENT(ELF, EM_NS32K ),
547 LLVM_READOBJ_ENUM_ENT(ELF, EM_TPC ),
548 LLVM_READOBJ_ENUM_ENT(ELF, EM_SNP1K ),
549 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST200 ),
550 LLVM_READOBJ_ENUM_ENT(ELF, EM_IP2K ),
551 LLVM_READOBJ_ENUM_ENT(ELF, EM_MAX ),
552 LLVM_READOBJ_ENUM_ENT(ELF, EM_CR ),
553 LLVM_READOBJ_ENUM_ENT(ELF, EM_F2MC16 ),
554 LLVM_READOBJ_ENUM_ENT(ELF, EM_MSP430 ),
555 LLVM_READOBJ_ENUM_ENT(ELF, EM_BLACKFIN ),
556 LLVM_READOBJ_ENUM_ENT(ELF, EM_SE_C33 ),
557 LLVM_READOBJ_ENUM_ENT(ELF, EM_SEP ),
558 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARCA ),
559 LLVM_READOBJ_ENUM_ENT(ELF, EM_UNICORE ),
560 LLVM_READOBJ_ENUM_ENT(ELF, EM_EXCESS ),
561 LLVM_READOBJ_ENUM_ENT(ELF, EM_DXP ),
562 LLVM_READOBJ_ENUM_ENT(ELF, EM_ALTERA_NIOS2 ),
563 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRX ),
564 LLVM_READOBJ_ENUM_ENT(ELF, EM_XGATE ),
565 LLVM_READOBJ_ENUM_ENT(ELF, EM_C166 ),
566 LLVM_READOBJ_ENUM_ENT(ELF, EM_M16C ),
567 LLVM_READOBJ_ENUM_ENT(ELF, EM_DSPIC30F ),
568 LLVM_READOBJ_ENUM_ENT(ELF, EM_CE ),
569 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32C ),
570 LLVM_READOBJ_ENUM_ENT(ELF, EM_TSK3000 ),
571 LLVM_READOBJ_ENUM_ENT(ELF, EM_RS08 ),
572 LLVM_READOBJ_ENUM_ENT(ELF, EM_SHARC ),
573 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG2 ),
574 LLVM_READOBJ_ENUM_ENT(ELF, EM_SCORE7 ),
575 LLVM_READOBJ_ENUM_ENT(ELF, EM_DSP24 ),
576 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE3 ),
577 LLVM_READOBJ_ENUM_ENT(ELF, EM_LATTICEMICO32),
578 LLVM_READOBJ_ENUM_ENT(ELF, EM_SE_C17 ),
579 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C6000 ),
580 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C2000 ),
581 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C5500 ),
582 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMDSP_PLUS ),
583 LLVM_READOBJ_ENUM_ENT(ELF, EM_CYPRESS_M8C ),
584 LLVM_READOBJ_ENUM_ENT(ELF, EM_R32C ),
585 LLVM_READOBJ_ENUM_ENT(ELF, EM_TRIMEDIA ),
586 LLVM_READOBJ_ENUM_ENT(ELF, EM_HEXAGON ),
587 LLVM_READOBJ_ENUM_ENT(ELF, EM_8051 ),
588 LLVM_READOBJ_ENUM_ENT(ELF, EM_STXP7X ),
589 LLVM_READOBJ_ENUM_ENT(ELF, EM_NDS32 ),
590 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG1 ),
591 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG1X ),
592 LLVM_READOBJ_ENUM_ENT(ELF, EM_MAXQ30 ),
593 LLVM_READOBJ_ENUM_ENT(ELF, EM_XIMO16 ),
594 LLVM_READOBJ_ENUM_ENT(ELF, EM_MANIK ),
595 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRAYNV2 ),
596 LLVM_READOBJ_ENUM_ENT(ELF, EM_RX ),
597 LLVM_READOBJ_ENUM_ENT(ELF, EM_METAG ),
598 LLVM_READOBJ_ENUM_ENT(ELF, EM_MCST_ELBRUS ),
599 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG16 ),
600 LLVM_READOBJ_ENUM_ENT(ELF, EM_CR16 ),
601 LLVM_READOBJ_ENUM_ENT(ELF, EM_ETPU ),
602 LLVM_READOBJ_ENUM_ENT(ELF, EM_SLE9X ),
603 LLVM_READOBJ_ENUM_ENT(ELF, EM_L10M ),
604 LLVM_READOBJ_ENUM_ENT(ELF, EM_K10M ),
605 LLVM_READOBJ_ENUM_ENT(ELF, EM_AARCH64 ),
606 LLVM_READOBJ_ENUM_ENT(ELF, EM_AVR32 ),
607 LLVM_READOBJ_ENUM_ENT(ELF, EM_STM8 ),
608 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILE64 ),
609 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILEPRO ),
610 LLVM_READOBJ_ENUM_ENT(ELF, EM_CUDA ),
611 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILEGX ),
612 LLVM_READOBJ_ENUM_ENT(ELF, EM_CLOUDSHIELD ),
613 LLVM_READOBJ_ENUM_ENT(ELF, EM_COREA_1ST ),
614 LLVM_READOBJ_ENUM_ENT(ELF, EM_COREA_2ND ),
615 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC_COMPACT2 ),
616 LLVM_READOBJ_ENUM_ENT(ELF, EM_OPEN8 ),
617 LLVM_READOBJ_ENUM_ENT(ELF, EM_RL78 ),
618 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE5 ),
619 LLVM_READOBJ_ENUM_ENT(ELF, EM_78KOR ),
620 LLVM_READOBJ_ENUM_ENT(ELF, EM_56800EX ),
621 LLVM_READOBJ_ENUM_ENT(ELF, EM_AMDGPU )
624 static const EnumEntry<unsigned> ElfSymbolBindings[] = {
625 { "Local", ELF::STB_LOCAL },
626 { "Global", ELF::STB_GLOBAL },
627 { "Weak", ELF::STB_WEAK },
628 { "Unique", ELF::STB_GNU_UNIQUE }
631 static const EnumEntry<unsigned> ElfSymbolTypes[] = {
632 { "None", ELF::STT_NOTYPE },
633 { "Object", ELF::STT_OBJECT },
634 { "Function", ELF::STT_FUNC },
635 { "Section", ELF::STT_SECTION },
636 { "File", ELF::STT_FILE },
637 { "Common", ELF::STT_COMMON },
638 { "TLS", ELF::STT_TLS },
639 { "GNU_IFunc", ELF::STT_GNU_IFUNC }
642 static const EnumEntry<unsigned> AMDGPUSymbolTypes[] = {
643 { "AMDGPU_HSA_KERNEL", ELF::STT_AMDGPU_HSA_KERNEL },
644 { "AMDGPU_HSA_INDIRECT_FUNCTION", ELF::STT_AMDGPU_HSA_INDIRECT_FUNCTION },
645 { "AMDGPU_HSA_METADATA", ELF::STT_AMDGPU_HSA_METADATA }
648 static const char *getElfSectionType(unsigned Arch, unsigned Type) {
652 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_EXIDX);
653 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_PREEMPTMAP);
654 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_ATTRIBUTES);
655 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_DEBUGOVERLAY);
656 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_OVERLAYSECTION);
658 case ELF::EM_HEXAGON:
659 switch (Type) { LLVM_READOBJ_ENUM_CASE(ELF, SHT_HEX_ORDERED); }
661 switch (Type) { LLVM_READOBJ_ENUM_CASE(ELF, SHT_X86_64_UNWIND); }
663 case ELF::EM_MIPS_RS3_LE:
665 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_REGINFO);
666 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_OPTIONS);
667 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_ABIFLAGS);
672 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NULL );
673 LLVM_READOBJ_ENUM_CASE(ELF, SHT_PROGBITS );
674 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SYMTAB );
675 LLVM_READOBJ_ENUM_CASE(ELF, SHT_STRTAB );
676 LLVM_READOBJ_ENUM_CASE(ELF, SHT_RELA );
677 LLVM_READOBJ_ENUM_CASE(ELF, SHT_HASH );
678 LLVM_READOBJ_ENUM_CASE(ELF, SHT_DYNAMIC );
679 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NOTE );
680 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NOBITS );
681 LLVM_READOBJ_ENUM_CASE(ELF, SHT_REL );
682 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SHLIB );
683 LLVM_READOBJ_ENUM_CASE(ELF, SHT_DYNSYM );
684 LLVM_READOBJ_ENUM_CASE(ELF, SHT_INIT_ARRAY );
685 LLVM_READOBJ_ENUM_CASE(ELF, SHT_FINI_ARRAY );
686 LLVM_READOBJ_ENUM_CASE(ELF, SHT_PREINIT_ARRAY );
687 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GROUP );
688 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SYMTAB_SHNDX );
689 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_ATTRIBUTES );
690 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_HASH );
691 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_verdef );
692 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_verneed );
693 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_versym );
698 static const EnumEntry<unsigned> ElfSectionFlags[] = {
699 LLVM_READOBJ_ENUM_ENT(ELF, SHF_WRITE ),
700 LLVM_READOBJ_ENUM_ENT(ELF, SHF_ALLOC ),
701 LLVM_READOBJ_ENUM_ENT(ELF, SHF_EXCLUDE ),
702 LLVM_READOBJ_ENUM_ENT(ELF, SHF_EXECINSTR ),
703 LLVM_READOBJ_ENUM_ENT(ELF, SHF_MERGE ),
704 LLVM_READOBJ_ENUM_ENT(ELF, SHF_STRINGS ),
705 LLVM_READOBJ_ENUM_ENT(ELF, SHF_INFO_LINK ),
706 LLVM_READOBJ_ENUM_ENT(ELF, SHF_LINK_ORDER ),
707 LLVM_READOBJ_ENUM_ENT(ELF, SHF_OS_NONCONFORMING),
708 LLVM_READOBJ_ENUM_ENT(ELF, SHF_GROUP ),
709 LLVM_READOBJ_ENUM_ENT(ELF, SHF_TLS ),
710 LLVM_READOBJ_ENUM_ENT(ELF, XCORE_SHF_CP_SECTION),
711 LLVM_READOBJ_ENUM_ENT(ELF, XCORE_SHF_DP_SECTION),
712 LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_NOSTRIP ),
713 LLVM_READOBJ_ENUM_ENT(ELF, SHF_AMDGPU_HSA_GLOBAL),
714 LLVM_READOBJ_ENUM_ENT(ELF, SHF_AMDGPU_HSA_READONLY),
715 LLVM_READOBJ_ENUM_ENT(ELF, SHF_AMDGPU_HSA_CODE),
716 LLVM_READOBJ_ENUM_ENT(ELF, SHF_AMDGPU_HSA_AGENT)
719 static const char *getElfSegmentType(unsigned Arch, unsigned Type) {
720 // Check potentially overlapped processor-specific
721 // program header type.
725 LLVM_READOBJ_ENUM_CASE(ELF, PT_AMDGPU_HSA_LOAD_GLOBAL_PROGRAM);
726 LLVM_READOBJ_ENUM_CASE(ELF, PT_AMDGPU_HSA_LOAD_GLOBAL_AGENT);
727 LLVM_READOBJ_ENUM_CASE(ELF, PT_AMDGPU_HSA_LOAD_READONLY_AGENT);
728 LLVM_READOBJ_ENUM_CASE(ELF, PT_AMDGPU_HSA_LOAD_CODE_AGENT);
732 LLVM_READOBJ_ENUM_CASE(ELF, PT_ARM_EXIDX);
735 case ELF::EM_MIPS_RS3_LE:
737 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_REGINFO);
738 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_RTPROC);
739 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_OPTIONS);
740 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_ABIFLAGS);
745 LLVM_READOBJ_ENUM_CASE(ELF, PT_NULL );
746 LLVM_READOBJ_ENUM_CASE(ELF, PT_LOAD );
747 LLVM_READOBJ_ENUM_CASE(ELF, PT_DYNAMIC);
748 LLVM_READOBJ_ENUM_CASE(ELF, PT_INTERP );
749 LLVM_READOBJ_ENUM_CASE(ELF, PT_NOTE );
750 LLVM_READOBJ_ENUM_CASE(ELF, PT_SHLIB );
751 LLVM_READOBJ_ENUM_CASE(ELF, PT_PHDR );
752 LLVM_READOBJ_ENUM_CASE(ELF, PT_TLS );
754 LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_EH_FRAME);
755 LLVM_READOBJ_ENUM_CASE(ELF, PT_SUNW_UNWIND);
757 LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_STACK);
758 LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_RELRO);
763 static const EnumEntry<unsigned> ElfSegmentFlags[] = {
764 LLVM_READOBJ_ENUM_ENT(ELF, PF_X),
765 LLVM_READOBJ_ENUM_ENT(ELF, PF_W),
766 LLVM_READOBJ_ENUM_ENT(ELF, PF_R)
769 static const EnumEntry<unsigned> ElfHeaderMipsFlags[] = {
770 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_NOREORDER),
771 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_PIC),
772 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_CPIC),
773 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI2),
774 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_32BITMODE),
775 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_FP64),
776 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_NAN2008),
777 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_O32),
778 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_O64),
779 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_EABI32),
780 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_EABI64),
781 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_3900),
782 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4010),
783 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4100),
784 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4650),
785 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4120),
786 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4111),
787 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_SB1),
788 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_OCTEON),
789 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_XLR),
790 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_OCTEON2),
791 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_OCTEON3),
792 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_5400),
793 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_5900),
794 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_5500),
795 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_9000),
796 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_LS2E),
797 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_LS2F),
798 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_LS3A),
799 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MICROMIPS),
800 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_ASE_M16),
801 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_ASE_MDMX),
802 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_1),
803 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_2),
804 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_3),
805 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_4),
806 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_5),
807 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32),
808 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64),
809 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32R2),
810 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64R2),
811 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32R6),
812 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64R6)
815 template <typename ELFT>
816 ELFDumper<ELFT>::ELFDumper(const ELFFile<ELFT> *Obj, StreamWriter &Writer)
817 : ObjDumper(Writer), Obj(Obj) {
819 SmallVector<const Elf_Phdr *, 4> LoadSegments;
820 for (const Elf_Phdr &Phdr : Obj->program_headers()) {
821 if (Phdr.p_type == ELF::PT_DYNAMIC) {
822 DynamicProgHeader = &Phdr;
825 if (Phdr.p_type != ELF::PT_LOAD || Phdr.p_filesz == 0)
827 LoadSegments.push_back(&Phdr);
830 auto toMappedAddr = [&](uint64_t VAddr) -> const uint8_t * {
831 const Elf_Phdr **I = std::upper_bound(
832 LoadSegments.begin(), LoadSegments.end(), VAddr, compareAddr<ELFT>);
833 if (I == LoadSegments.begin())
834 report_fatal_error("Virtual address is not in any segment");
836 const Elf_Phdr &Phdr = **I;
837 uint64_t Delta = VAddr - Phdr.p_vaddr;
838 if (Delta >= Phdr.p_filesz)
839 report_fatal_error("Virtual address is not in any segment");
840 return Obj->base() + Phdr.p_offset + Delta;
843 uint64_t SONameOffset = 0;
844 const char *StringTableBegin = nullptr;
845 uint64_t StringTableSize = 0;
846 for (const Elf_Dyn &Dyn : dynamic_table()) {
850 reinterpret_cast<const Elf_Hash *>(toMappedAddr(Dyn.getPtr()));
853 DynRelaRegion.Addr = toMappedAddr(Dyn.getPtr());
856 DynRelaRegion.Size = Dyn.getVal();
858 case ELF::DT_RELAENT:
859 DynRelaRegion.EntSize = Dyn.getVal();
862 SONameOffset = Dyn.getVal();
865 StringTableBegin = (const char *)toMappedAddr(Dyn.getPtr());
868 StringTableSize = Dyn.getVal();
872 reinterpret_cast<const Elf_Sym *>(toMappedAddr(Dyn.getPtr()));
876 if (StringTableBegin)
877 DynamicStringTable = StringRef(StringTableBegin, StringTableSize);
879 SOName = getDynamicString(SONameOffset);
881 for (const Elf_Shdr &Sec : Obj->sections()) {
882 switch (Sec.sh_type) {
883 case ELF::SHT_GNU_versym:
884 if (dot_gnu_version_sec != nullptr)
885 reportError("Multiple SHT_GNU_versym");
886 dot_gnu_version_sec = &Sec;
888 case ELF::SHT_GNU_verdef:
889 if (dot_gnu_version_d_sec != nullptr)
890 reportError("Multiple SHT_GNU_verdef");
891 dot_gnu_version_d_sec = &Sec;
893 case ELF::SHT_GNU_verneed:
894 if (dot_gnu_version_r_sec != nullptr)
895 reportError("Multilpe SHT_GNU_verneed");
896 dot_gnu_version_r_sec = &Sec;
898 case ELF::SHT_DYNSYM:
899 if (DotDynSymSec != nullptr)
900 reportError("Multilpe SHT_DYNSYM");
903 case ELF::SHT_SYMTAB:
904 if (DotSymtabSec != nullptr)
905 reportError("Multilpe SHT_SYMTAB");
908 case ELF::SHT_SYMTAB_SHNDX: {
909 ErrorOr<ArrayRef<Elf_Word>> TableOrErr = Obj->getSHNDXTable(Sec);
910 error(TableOrErr.getError());
911 ShndxTable = *TableOrErr;
918 template <typename ELFT>
919 const typename ELFDumper<ELFT>::Elf_Rela *
920 ELFDumper<ELFT>::dyn_rela_begin() const {
921 if (DynRelaRegion.Size && DynRelaRegion.EntSize != sizeof(Elf_Rela))
922 report_fatal_error("Invalid relocation entry size");
923 return reinterpret_cast<const Elf_Rela *>(DynRelaRegion.Addr);
926 template <typename ELFT>
927 const typename ELFDumper<ELFT>::Elf_Rela *
928 ELFDumper<ELFT>::dyn_rela_end() const {
929 uint64_t Size = DynRelaRegion.Size;
930 if (Size % sizeof(Elf_Rela))
931 report_fatal_error("Invalid relocation table size");
932 return dyn_rela_begin() + Size / sizeof(Elf_Rela);
935 template <typename ELFT>
936 typename ELFDumper<ELFT>::Elf_Rela_Range ELFDumper<ELFT>::dyn_relas() const {
937 return make_range(dyn_rela_begin(), dyn_rela_end());
941 void ELFDumper<ELFT>::printFileHeaders() {
942 const Elf_Ehdr *Header = Obj->getHeader();
945 DictScope D(W, "ElfHeader");
947 DictScope D(W, "Ident");
948 W.printBinary("Magic", makeArrayRef(Header->e_ident).slice(ELF::EI_MAG0,
950 W.printEnum ("Class", Header->e_ident[ELF::EI_CLASS],
951 makeArrayRef(ElfClass));
952 W.printEnum ("DataEncoding", Header->e_ident[ELF::EI_DATA],
953 makeArrayRef(ElfDataEncoding));
954 W.printNumber("FileVersion", Header->e_ident[ELF::EI_VERSION]);
956 // Handle architecture specific OS/ABI values.
957 if (Header->e_machine == ELF::EM_AMDGPU &&
958 Header->e_ident[ELF::EI_OSABI] == ELF::ELFOSABI_AMDGPU_HSA)
959 W.printHex("OS/ABI", "AMDGPU_HSA", ELF::ELFOSABI_AMDGPU_HSA);
961 W.printEnum ("OS/ABI", Header->e_ident[ELF::EI_OSABI],
962 makeArrayRef(ElfOSABI));
963 W.printNumber("ABIVersion", Header->e_ident[ELF::EI_ABIVERSION]);
964 W.printBinary("Unused", makeArrayRef(Header->e_ident).slice(ELF::EI_PAD));
967 W.printEnum ("Type", Header->e_type, makeArrayRef(ElfObjectFileType));
968 W.printEnum ("Machine", Header->e_machine, makeArrayRef(ElfMachineType));
969 W.printNumber("Version", Header->e_version);
970 W.printHex ("Entry", Header->e_entry);
971 W.printHex ("ProgramHeaderOffset", Header->e_phoff);
972 W.printHex ("SectionHeaderOffset", Header->e_shoff);
973 if (Header->e_machine == EM_MIPS)
974 W.printFlags("Flags", Header->e_flags, makeArrayRef(ElfHeaderMipsFlags),
975 unsigned(ELF::EF_MIPS_ARCH), unsigned(ELF::EF_MIPS_ABI),
976 unsigned(ELF::EF_MIPS_MACH));
978 W.printFlags("Flags", Header->e_flags);
979 W.printNumber("HeaderSize", Header->e_ehsize);
980 W.printNumber("ProgramHeaderEntrySize", Header->e_phentsize);
981 W.printNumber("ProgramHeaderCount", Header->e_phnum);
982 W.printNumber("SectionHeaderEntrySize", Header->e_shentsize);
983 W.printNumber("SectionHeaderCount", Header->e_shnum);
984 W.printNumber("StringTableSectionIndex", Header->e_shstrndx);
989 void ELFDumper<ELFT>::printSections() {
990 ListScope SectionsD(W, "Sections");
992 int SectionIndex = -1;
993 for (const Elf_Shdr &Sec : Obj->sections()) {
996 StringRef Name = errorOrDefault(Obj->getSectionName(&Sec));
998 DictScope SectionD(W, "Section");
999 W.printNumber("Index", SectionIndex);
1000 W.printNumber("Name", Name, Sec.sh_name);
1002 getElfSectionType(Obj->getHeader()->e_machine, Sec.sh_type),
1004 W.printFlags("Flags", Sec.sh_flags, makeArrayRef(ElfSectionFlags));
1005 W.printHex("Address", Sec.sh_addr);
1006 W.printHex("Offset", Sec.sh_offset);
1007 W.printNumber("Size", Sec.sh_size);
1008 W.printNumber("Link", Sec.sh_link);
1009 W.printNumber("Info", Sec.sh_info);
1010 W.printNumber("AddressAlignment", Sec.sh_addralign);
1011 W.printNumber("EntrySize", Sec.sh_entsize);
1013 if (opts::SectionRelocations) {
1014 ListScope D(W, "Relocations");
1015 printRelocations(&Sec);
1018 if (opts::SectionSymbols) {
1019 ListScope D(W, "Symbols");
1020 const Elf_Shdr *Symtab = DotSymtabSec;
1021 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*Symtab);
1022 error(StrTableOrErr.getError());
1023 StringRef StrTable = *StrTableOrErr;
1025 for (const Elf_Sym &Sym : Obj->symbols(Symtab)) {
1026 ErrorOr<const Elf_Shdr *> SymSec =
1027 Obj->getSection(&Sym, Symtab, ShndxTable);
1030 if (*SymSec == &Sec)
1031 printSymbol(&Sym, Symtab, StrTable, false);
1035 if (opts::SectionData && Sec.sh_type != ELF::SHT_NOBITS) {
1036 ArrayRef<uint8_t> Data = errorOrDefault(Obj->getSectionContents(&Sec));
1037 W.printBinaryBlock("SectionData",
1038 StringRef((const char *)Data.data(), Data.size()));
1043 template<class ELFT>
1044 void ELFDumper<ELFT>::printRelocations() {
1045 ListScope D(W, "Relocations");
1047 int SectionNumber = -1;
1048 for (const Elf_Shdr &Sec : Obj->sections()) {
1051 if (Sec.sh_type != ELF::SHT_REL && Sec.sh_type != ELF::SHT_RELA)
1054 StringRef Name = errorOrDefault(Obj->getSectionName(&Sec));
1056 W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
1059 printRelocations(&Sec);
1062 W.startLine() << "}\n";
1066 template<class ELFT>
1067 void ELFDumper<ELFT>::printDynamicRelocations() {
1068 W.startLine() << "Dynamic Relocations {\n";
1070 for (const Elf_Rela &Rel : dyn_relas()) {
1071 SmallString<32> RelocName;
1072 Obj->getRelocationTypeName(Rel.getType(Obj->isMips64EL()), RelocName);
1073 StringRef SymbolName;
1074 uint32_t SymIndex = Rel.getSymbol(Obj->isMips64EL());
1075 const Elf_Sym *Sym = DynSymStart + SymIndex;
1076 SymbolName = errorOrDefault(Sym->getName(DynamicStringTable));
1077 if (opts::ExpandRelocs) {
1078 DictScope Group(W, "Relocation");
1079 W.printHex("Offset", Rel.r_offset);
1080 W.printNumber("Type", RelocName, (int)Rel.getType(Obj->isMips64EL()));
1081 W.printString("Symbol", SymbolName.size() > 0 ? SymbolName : "-");
1082 W.printHex("Addend", Rel.r_addend);
1085 raw_ostream& OS = W.startLine();
1086 OS << W.hex(Rel.r_offset) << " " << RelocName << " "
1087 << (SymbolName.size() > 0 ? SymbolName : "-") << " "
1088 << W.hex(Rel.r_addend) << "\n";
1092 W.startLine() << "}\n";
1095 template <class ELFT>
1096 void ELFDumper<ELFT>::printRelocations(const Elf_Shdr *Sec) {
1097 switch (Sec->sh_type) {
1099 for (const Elf_Rel &R : Obj->rels(Sec)) {
1101 Rela.r_offset = R.r_offset;
1102 Rela.r_info = R.r_info;
1104 printRelocation(Sec, Rela);
1108 for (const Elf_Rela &R : Obj->relas(Sec))
1109 printRelocation(Sec, R);
1114 template <class ELFT>
1115 void ELFDumper<ELFT>::printRelocation(const Elf_Shdr *Sec, Elf_Rela Rel) {
1116 SmallString<32> RelocName;
1117 Obj->getRelocationTypeName(Rel.getType(Obj->isMips64EL()), RelocName);
1118 StringRef TargetName;
1119 std::pair<const Elf_Shdr *, const Elf_Sym *> Sym =
1120 Obj->getRelocationSymbol(Sec, &Rel);
1121 if (Sym.second && Sym.second->getType() == ELF::STT_SECTION) {
1122 ErrorOr<const Elf_Shdr *> Sec =
1123 Obj->getSection(Sym.second, Sym.first, ShndxTable);
1124 error(Sec.getError());
1125 ErrorOr<StringRef> SecName = Obj->getSectionName(*Sec);
1127 TargetName = SecName.get();
1128 } else if (Sym.first) {
1129 const Elf_Shdr *SymTable = Sym.first;
1130 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*SymTable);
1131 error(StrTableOrErr.getError());
1132 TargetName = errorOrDefault(Sym.second->getName(*StrTableOrErr));
1135 if (opts::ExpandRelocs) {
1136 DictScope Group(W, "Relocation");
1137 W.printHex("Offset", Rel.r_offset);
1138 W.printNumber("Type", RelocName, (int)Rel.getType(Obj->isMips64EL()));
1139 W.printNumber("Symbol", TargetName.size() > 0 ? TargetName : "-",
1140 Rel.getSymbol(Obj->isMips64EL()));
1141 W.printHex("Addend", Rel.r_addend);
1143 raw_ostream& OS = W.startLine();
1144 OS << W.hex(Rel.r_offset) << " " << RelocName << " "
1145 << (TargetName.size() > 0 ? TargetName : "-") << " "
1146 << W.hex(Rel.r_addend) << "\n";
1150 template<class ELFT>
1151 void ELFDumper<ELFT>::printSymbols() {
1152 ListScope Group(W, "Symbols");
1154 const Elf_Shdr *Symtab = DotSymtabSec;
1155 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*Symtab);
1156 error(StrTableOrErr.getError());
1157 StringRef StrTable = *StrTableOrErr;
1158 for (const Elf_Sym &Sym : Obj->symbols(Symtab))
1159 printSymbol(&Sym, Symtab, StrTable, false);
1162 template<class ELFT>
1163 void ELFDumper<ELFT>::printDynamicSymbols() {
1164 ListScope Group(W, "DynamicSymbols");
1166 const Elf_Shdr *Symtab = DotDynSymSec;
1167 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*Symtab);
1168 error(StrTableOrErr.getError());
1169 StringRef StrTable = *StrTableOrErr;
1170 for (const Elf_Sym &Sym : Obj->symbols(Symtab))
1171 printSymbol(&Sym, Symtab, StrTable, true);
1174 template <class ELFT>
1175 void ELFDumper<ELFT>::printSymbol(const Elf_Sym *Symbol, const Elf_Shdr *SymTab,
1176 StringRef StrTable, bool IsDynamic) {
1177 unsigned SectionIndex = 0;
1178 StringRef SectionName;
1179 getSectionNameIndex(*Obj, Symbol, SymTab, ShndxTable, SectionName,
1181 std::string FullSymbolName = getFullSymbolName(Symbol, StrTable, IsDynamic);
1182 unsigned char SymbolType = Symbol->getType();
1184 DictScope D(W, "Symbol");
1185 W.printNumber("Name", FullSymbolName, Symbol->st_name);
1186 W.printHex ("Value", Symbol->st_value);
1187 W.printNumber("Size", Symbol->st_size);
1188 W.printEnum ("Binding", Symbol->getBinding(),
1189 makeArrayRef(ElfSymbolBindings));
1190 if (Obj->getHeader()->e_machine == ELF::EM_AMDGPU &&
1191 SymbolType >= ELF::STT_LOOS && SymbolType < ELF::STT_HIOS)
1192 W.printEnum ("Type", SymbolType, makeArrayRef(AMDGPUSymbolTypes));
1194 W.printEnum ("Type", SymbolType, makeArrayRef(ElfSymbolTypes));
1195 W.printNumber("Other", Symbol->st_other);
1196 W.printHex("Section", SectionName, SectionIndex);
1199 #define LLVM_READOBJ_TYPE_CASE(name) \
1200 case DT_##name: return #name
1202 static const char *getTypeString(uint64_t Type) {
1204 LLVM_READOBJ_TYPE_CASE(BIND_NOW);
1205 LLVM_READOBJ_TYPE_CASE(DEBUG);
1206 LLVM_READOBJ_TYPE_CASE(FINI);
1207 LLVM_READOBJ_TYPE_CASE(FINI_ARRAY);
1208 LLVM_READOBJ_TYPE_CASE(FINI_ARRAYSZ);
1209 LLVM_READOBJ_TYPE_CASE(FLAGS);
1210 LLVM_READOBJ_TYPE_CASE(FLAGS_1);
1211 LLVM_READOBJ_TYPE_CASE(HASH);
1212 LLVM_READOBJ_TYPE_CASE(INIT);
1213 LLVM_READOBJ_TYPE_CASE(INIT_ARRAY);
1214 LLVM_READOBJ_TYPE_CASE(INIT_ARRAYSZ);
1215 LLVM_READOBJ_TYPE_CASE(PREINIT_ARRAY);
1216 LLVM_READOBJ_TYPE_CASE(PREINIT_ARRAYSZ);
1217 LLVM_READOBJ_TYPE_CASE(JMPREL);
1218 LLVM_READOBJ_TYPE_CASE(NEEDED);
1219 LLVM_READOBJ_TYPE_CASE(NULL);
1220 LLVM_READOBJ_TYPE_CASE(PLTGOT);
1221 LLVM_READOBJ_TYPE_CASE(PLTREL);
1222 LLVM_READOBJ_TYPE_CASE(PLTRELSZ);
1223 LLVM_READOBJ_TYPE_CASE(REL);
1224 LLVM_READOBJ_TYPE_CASE(RELA);
1225 LLVM_READOBJ_TYPE_CASE(RELENT);
1226 LLVM_READOBJ_TYPE_CASE(RELSZ);
1227 LLVM_READOBJ_TYPE_CASE(RELAENT);
1228 LLVM_READOBJ_TYPE_CASE(RELASZ);
1229 LLVM_READOBJ_TYPE_CASE(RPATH);
1230 LLVM_READOBJ_TYPE_CASE(RUNPATH);
1231 LLVM_READOBJ_TYPE_CASE(SONAME);
1232 LLVM_READOBJ_TYPE_CASE(STRSZ);
1233 LLVM_READOBJ_TYPE_CASE(STRTAB);
1234 LLVM_READOBJ_TYPE_CASE(SYMBOLIC);
1235 LLVM_READOBJ_TYPE_CASE(SYMENT);
1236 LLVM_READOBJ_TYPE_CASE(SYMTAB);
1237 LLVM_READOBJ_TYPE_CASE(TEXTREL);
1238 LLVM_READOBJ_TYPE_CASE(VERNEED);
1239 LLVM_READOBJ_TYPE_CASE(VERNEEDNUM);
1240 LLVM_READOBJ_TYPE_CASE(VERSYM);
1241 LLVM_READOBJ_TYPE_CASE(RELCOUNT);
1242 LLVM_READOBJ_TYPE_CASE(GNU_HASH);
1243 LLVM_READOBJ_TYPE_CASE(MIPS_RLD_VERSION);
1244 LLVM_READOBJ_TYPE_CASE(MIPS_RLD_MAP_REL);
1245 LLVM_READOBJ_TYPE_CASE(MIPS_FLAGS);
1246 LLVM_READOBJ_TYPE_CASE(MIPS_BASE_ADDRESS);
1247 LLVM_READOBJ_TYPE_CASE(MIPS_LOCAL_GOTNO);
1248 LLVM_READOBJ_TYPE_CASE(MIPS_SYMTABNO);
1249 LLVM_READOBJ_TYPE_CASE(MIPS_UNREFEXTNO);
1250 LLVM_READOBJ_TYPE_CASE(MIPS_GOTSYM);
1251 LLVM_READOBJ_TYPE_CASE(MIPS_RLD_MAP);
1252 LLVM_READOBJ_TYPE_CASE(MIPS_PLTGOT);
1253 LLVM_READOBJ_TYPE_CASE(MIPS_OPTIONS);
1254 default: return "unknown";
1258 #undef LLVM_READOBJ_TYPE_CASE
1260 #define LLVM_READOBJ_DT_FLAG_ENT(prefix, enum) \
1261 { #enum, prefix##_##enum }
1263 static const EnumEntry<unsigned> ElfDynamicDTFlags[] = {
1264 LLVM_READOBJ_DT_FLAG_ENT(DF, ORIGIN),
1265 LLVM_READOBJ_DT_FLAG_ENT(DF, SYMBOLIC),
1266 LLVM_READOBJ_DT_FLAG_ENT(DF, TEXTREL),
1267 LLVM_READOBJ_DT_FLAG_ENT(DF, BIND_NOW),
1268 LLVM_READOBJ_DT_FLAG_ENT(DF, STATIC_TLS)
1271 static const EnumEntry<unsigned> ElfDynamicDTFlags1[] = {
1272 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOW),
1273 LLVM_READOBJ_DT_FLAG_ENT(DF_1, GLOBAL),
1274 LLVM_READOBJ_DT_FLAG_ENT(DF_1, GROUP),
1275 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODELETE),
1276 LLVM_READOBJ_DT_FLAG_ENT(DF_1, LOADFLTR),
1277 LLVM_READOBJ_DT_FLAG_ENT(DF_1, INITFIRST),
1278 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOOPEN),
1279 LLVM_READOBJ_DT_FLAG_ENT(DF_1, ORIGIN),
1280 LLVM_READOBJ_DT_FLAG_ENT(DF_1, DIRECT),
1281 LLVM_READOBJ_DT_FLAG_ENT(DF_1, TRANS),
1282 LLVM_READOBJ_DT_FLAG_ENT(DF_1, INTERPOSE),
1283 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODEFLIB),
1284 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODUMP),
1285 LLVM_READOBJ_DT_FLAG_ENT(DF_1, CONFALT),
1286 LLVM_READOBJ_DT_FLAG_ENT(DF_1, ENDFILTEE),
1287 LLVM_READOBJ_DT_FLAG_ENT(DF_1, DISPRELDNE),
1288 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODIRECT),
1289 LLVM_READOBJ_DT_FLAG_ENT(DF_1, IGNMULDEF),
1290 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOKSYMS),
1291 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOHDR),
1292 LLVM_READOBJ_DT_FLAG_ENT(DF_1, EDITED),
1293 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NORELOC),
1294 LLVM_READOBJ_DT_FLAG_ENT(DF_1, SYMINTPOSE),
1295 LLVM_READOBJ_DT_FLAG_ENT(DF_1, GLOBAUDIT),
1296 LLVM_READOBJ_DT_FLAG_ENT(DF_1, SINGLETON)
1299 static const EnumEntry<unsigned> ElfDynamicDTMipsFlags[] = {
1300 LLVM_READOBJ_DT_FLAG_ENT(RHF, NONE),
1301 LLVM_READOBJ_DT_FLAG_ENT(RHF, QUICKSTART),
1302 LLVM_READOBJ_DT_FLAG_ENT(RHF, NOTPOT),
1303 LLVM_READOBJ_DT_FLAG_ENT(RHS, NO_LIBRARY_REPLACEMENT),
1304 LLVM_READOBJ_DT_FLAG_ENT(RHF, NO_MOVE),
1305 LLVM_READOBJ_DT_FLAG_ENT(RHF, SGI_ONLY),
1306 LLVM_READOBJ_DT_FLAG_ENT(RHF, GUARANTEE_INIT),
1307 LLVM_READOBJ_DT_FLAG_ENT(RHF, DELTA_C_PLUS_PLUS),
1308 LLVM_READOBJ_DT_FLAG_ENT(RHF, GUARANTEE_START_INIT),
1309 LLVM_READOBJ_DT_FLAG_ENT(RHF, PIXIE),
1310 LLVM_READOBJ_DT_FLAG_ENT(RHF, DEFAULT_DELAY_LOAD),
1311 LLVM_READOBJ_DT_FLAG_ENT(RHF, REQUICKSTART),
1312 LLVM_READOBJ_DT_FLAG_ENT(RHF, REQUICKSTARTED),
1313 LLVM_READOBJ_DT_FLAG_ENT(RHF, CORD),
1314 LLVM_READOBJ_DT_FLAG_ENT(RHF, NO_UNRES_UNDEF),
1315 LLVM_READOBJ_DT_FLAG_ENT(RHF, RLD_ORDER_SAFE)
1318 #undef LLVM_READOBJ_DT_FLAG_ENT
1320 template <typename T, typename TFlag>
1321 void printFlags(T Value, ArrayRef<EnumEntry<TFlag>> Flags, raw_ostream &OS) {
1322 typedef EnumEntry<TFlag> FlagEntry;
1323 typedef SmallVector<FlagEntry, 10> FlagVector;
1324 FlagVector SetFlags;
1326 for (const auto &Flag : Flags) {
1327 if (Flag.Value == 0)
1330 if ((Value & Flag.Value) == Flag.Value)
1331 SetFlags.push_back(Flag);
1334 for (const auto &Flag : SetFlags) {
1335 OS << Flag.Name << " ";
1339 template <class ELFT>
1340 StringRef ELFDumper<ELFT>::getDynamicString(uint64_t Value) const {
1341 if (Value >= DynamicStringTable.size())
1342 reportError("Invalid dynamic string table reference");
1343 return StringRef(DynamicStringTable.data() + Value);
1346 template <class ELFT>
1347 void ELFDumper<ELFT>::printValue(uint64_t Type, uint64_t Value) {
1348 raw_ostream &OS = W.getOStream();
1351 if (Value == DT_REL) {
1354 } else if (Value == DT_RELA) {
1370 case DT_PREINIT_ARRAY:
1376 case DT_MIPS_BASE_ADDRESS:
1377 case DT_MIPS_GOTSYM:
1378 case DT_MIPS_RLD_MAP:
1379 case DT_MIPS_RLD_MAP_REL:
1380 case DT_MIPS_PLTGOT:
1381 case DT_MIPS_OPTIONS:
1382 OS << format("0x%" PRIX64, Value);
1386 case DT_MIPS_RLD_VERSION:
1387 case DT_MIPS_LOCAL_GOTNO:
1388 case DT_MIPS_SYMTABNO:
1389 case DT_MIPS_UNREFEXTNO:
1399 case DT_INIT_ARRAYSZ:
1400 case DT_FINI_ARRAYSZ:
1401 case DT_PREINIT_ARRAYSZ:
1402 OS << Value << " (bytes)";
1405 OS << "SharedLibrary (" << getDynamicString(Value) << ")";
1408 OS << "LibrarySoname (" << getDynamicString(Value) << ")";
1412 OS << getDynamicString(Value);
1415 printFlags(Value, makeArrayRef(ElfDynamicDTMipsFlags), OS);
1418 printFlags(Value, makeArrayRef(ElfDynamicDTFlags), OS);
1421 printFlags(Value, makeArrayRef(ElfDynamicDTFlags1), OS);
1424 OS << format("0x%" PRIX64, Value);
1429 template<class ELFT>
1430 void ELFDumper<ELFT>::printUnwindInfo() {
1431 W.startLine() << "UnwindInfo not implemented.\n";
1435 template <> void ELFDumper<ELFType<support::little, false>>::printUnwindInfo() {
1436 const unsigned Machine = Obj->getHeader()->e_machine;
1437 if (Machine == EM_ARM) {
1438 ARM::EHABI::PrinterContext<ELFType<support::little, false>> Ctx(
1439 W, Obj, DotSymtabSec);
1440 return Ctx.PrintUnwindInformation();
1442 W.startLine() << "UnwindInfo not implemented.\n";
1446 template<class ELFT>
1447 void ELFDumper<ELFT>::printDynamicTable() {
1448 auto I = dynamic_table_begin();
1449 auto E = dynamic_table_end();
1455 while (I != E && E->getTag() == ELF::DT_NULL)
1457 if (E->getTag() != ELF::DT_NULL)
1461 ptrdiff_t Total = std::distance(I, E);
1465 raw_ostream &OS = W.getOStream();
1466 W.startLine() << "DynamicSection [ (" << Total << " entries)\n";
1468 bool Is64 = ELFT::Is64Bits;
1471 << " Tag" << (Is64 ? " " : " ") << "Type"
1472 << " " << "Name/Value\n";
1474 const Elf_Dyn &Entry = *I;
1478 << format(Is64 ? "0x%016" PRIX64 : "0x%08" PRIX64, Entry.getTag())
1479 << " " << format("%-21s", getTypeString(Entry.getTag()));
1480 printValue(Entry.getTag(), Entry.getVal());
1484 W.startLine() << "]\n";
1487 template<class ELFT>
1488 void ELFDumper<ELFT>::printNeededLibraries() {
1489 ListScope D(W, "NeededLibraries");
1491 typedef std::vector<StringRef> LibsTy;
1494 for (const auto &Entry : dynamic_table())
1495 if (Entry.d_tag == ELF::DT_NEEDED)
1496 Libs.push_back(getDynamicString(Entry.d_un.d_val));
1498 std::stable_sort(Libs.begin(), Libs.end());
1500 for (const auto &L : Libs) {
1501 outs() << " " << L << "\n";
1505 template<class ELFT>
1506 void ELFDumper<ELFT>::printProgramHeaders() {
1507 ListScope L(W, "ProgramHeaders");
1509 for (const Elf_Phdr &Phdr : Obj->program_headers()) {
1510 DictScope P(W, "ProgramHeader");
1512 getElfSegmentType(Obj->getHeader()->e_machine, Phdr.p_type),
1514 W.printHex("Offset", Phdr.p_offset);
1515 W.printHex("VirtualAddress", Phdr.p_vaddr);
1516 W.printHex("PhysicalAddress", Phdr.p_paddr);
1517 W.printNumber("FileSize", Phdr.p_filesz);
1518 W.printNumber("MemSize", Phdr.p_memsz);
1519 W.printFlags("Flags", Phdr.p_flags, makeArrayRef(ElfSegmentFlags));
1520 W.printNumber("Alignment", Phdr.p_align);
1524 template <typename ELFT>
1525 void ELFDumper<ELFT>::printHashTable() {
1526 DictScope D(W, "HashTable");
1529 W.printNumber("Num Buckets", HashTable->nbucket);
1530 W.printNumber("Num Chains", HashTable->nchain);
1531 W.printList("Buckets", HashTable->buckets());
1532 W.printList("Chains", HashTable->chains());
1535 template <typename ELFT> void ELFDumper<ELFT>::printLoadName() {
1536 outs() << "LoadName: " << SOName << '\n';
1539 template <class ELFT>
1540 void ELFDumper<ELFT>::printAttributes() {
1541 W.startLine() << "Attributes not implemented.\n";
1545 template <> void ELFDumper<ELFType<support::little, false>>::printAttributes() {
1546 if (Obj->getHeader()->e_machine != EM_ARM) {
1547 W.startLine() << "Attributes not implemented.\n";
1551 DictScope BA(W, "BuildAttributes");
1552 for (const ELFO::Elf_Shdr &Sec : Obj->sections()) {
1553 if (Sec.sh_type != ELF::SHT_ARM_ATTRIBUTES)
1556 ErrorOr<ArrayRef<uint8_t>> Contents = Obj->getSectionContents(&Sec);
1560 if ((*Contents)[0] != ARMBuildAttrs::Format_Version) {
1561 errs() << "unrecognised FormatVersion: 0x" << utohexstr((*Contents)[0])
1566 W.printHex("FormatVersion", (*Contents)[0]);
1567 if (Contents->size() == 1)
1570 ARMAttributeParser(W).Parse(*Contents);
1576 template <class ELFT> class MipsGOTParser {
1578 typedef object::ELFFile<ELFT> ELFO;
1579 typedef typename ELFO::Elf_Shdr Elf_Shdr;
1580 typedef typename ELFO::Elf_Sym Elf_Sym;
1581 typedef typename ELFO::Elf_Dyn_Range Elf_Dyn_Range;
1582 typedef typename ELFO::Elf_Addr GOTEntry;
1583 typedef typename ELFO::Elf_Rel Elf_Rel;
1584 typedef typename ELFO::Elf_Rela Elf_Rela;
1586 MipsGOTParser(ELFDumper<ELFT> *Dumper, const ELFO *Obj,
1587 Elf_Dyn_Range DynTable, StreamWriter &W);
1593 ELFDumper<ELFT> *Dumper;
1596 llvm::Optional<uint64_t> DtPltGot;
1597 llvm::Optional<uint64_t> DtLocalGotNum;
1598 llvm::Optional<uint64_t> DtGotSym;
1599 llvm::Optional<uint64_t> DtMipsPltGot;
1600 llvm::Optional<uint64_t> DtJmpRel;
1602 std::size_t getGOTTotal(ArrayRef<uint8_t> GOT) const;
1603 const GOTEntry *makeGOTIter(ArrayRef<uint8_t> GOT, std::size_t EntryNum);
1605 void printGotEntry(uint64_t GotAddr, const GOTEntry *BeginIt,
1606 const GOTEntry *It);
1607 void printGlobalGotEntry(uint64_t GotAddr, const GOTEntry *BeginIt,
1608 const GOTEntry *It, const Elf_Sym *Sym,
1609 StringRef StrTable, bool IsDynamic);
1610 void printPLTEntry(uint64_t PLTAddr, const GOTEntry *BeginIt,
1611 const GOTEntry *It, StringRef Purpose);
1612 void printPLTEntry(uint64_t PLTAddr, const GOTEntry *BeginIt,
1613 const GOTEntry *It, StringRef StrTable,
1614 const Elf_Sym *Sym);
1618 template <class ELFT>
1619 MipsGOTParser<ELFT>::MipsGOTParser(ELFDumper<ELFT> *Dumper, const ELFO *Obj,
1620 Elf_Dyn_Range DynTable, StreamWriter &W)
1621 : Dumper(Dumper), Obj(Obj), W(W) {
1622 for (const auto &Entry : DynTable) {
1623 switch (Entry.getTag()) {
1624 case ELF::DT_PLTGOT:
1625 DtPltGot = Entry.getVal();
1627 case ELF::DT_MIPS_LOCAL_GOTNO:
1628 DtLocalGotNum = Entry.getVal();
1630 case ELF::DT_MIPS_GOTSYM:
1631 DtGotSym = Entry.getVal();
1633 case ELF::DT_MIPS_PLTGOT:
1634 DtMipsPltGot = Entry.getVal();
1636 case ELF::DT_JMPREL:
1637 DtJmpRel = Entry.getVal();
1643 template <class ELFT> void MipsGOTParser<ELFT>::parseGOT() {
1644 // See "Global Offset Table" in Chapter 5 in the following document
1645 // for detailed GOT description.
1646 // ftp://www.linux-mips.org/pub/linux/mips/doc/ABI/mipsabi.pdf
1648 W.startLine() << "Cannot find PLTGOT dynamic table tag.\n";
1651 if (!DtLocalGotNum) {
1652 W.startLine() << "Cannot find MIPS_LOCAL_GOTNO dynamic table tag.\n";
1656 W.startLine() << "Cannot find MIPS_GOTSYM dynamic table tag.\n";
1660 const Elf_Shdr *GOTShdr = findSectionByAddress(Obj, *DtPltGot);
1662 W.startLine() << "There is no .got section in the file.\n";
1666 ErrorOr<ArrayRef<uint8_t>> GOT = Obj->getSectionContents(GOTShdr);
1668 W.startLine() << "The .got section is empty.\n";
1672 if (*DtLocalGotNum > getGOTTotal(*GOT)) {
1673 W.startLine() << "MIPS_LOCAL_GOTNO exceeds a number of GOT entries.\n";
1677 const Elf_Shdr *DynSymSec = Dumper->getDotDynSymSec();
1678 ErrorOr<StringRef> StrTable = Obj->getStringTableForSymtab(*DynSymSec);
1679 error(StrTable.getError());
1680 const Elf_Sym *DynSymBegin = Obj->symbol_begin(DynSymSec);
1681 const Elf_Sym *DynSymEnd = Obj->symbol_end(DynSymSec);
1682 std::size_t DynSymTotal = std::size_t(std::distance(DynSymBegin, DynSymEnd));
1684 if (*DtGotSym > DynSymTotal) {
1685 W.startLine() << "MIPS_GOTSYM exceeds a number of dynamic symbols.\n";
1689 std::size_t GlobalGotNum = DynSymTotal - *DtGotSym;
1691 if (*DtLocalGotNum + GlobalGotNum > getGOTTotal(*GOT)) {
1692 W.startLine() << "Number of global GOT entries exceeds the size of GOT.\n";
1696 const GOTEntry *GotBegin = makeGOTIter(*GOT, 0);
1697 const GOTEntry *GotLocalEnd = makeGOTIter(*GOT, *DtLocalGotNum);
1698 const GOTEntry *It = GotBegin;
1700 DictScope GS(W, "Primary GOT");
1702 W.printHex("Canonical gp value", GOTShdr->sh_addr + 0x7ff0);
1704 ListScope RS(W, "Reserved entries");
1707 DictScope D(W, "Entry");
1708 printGotEntry(GOTShdr->sh_addr, GotBegin, It++);
1709 W.printString("Purpose", StringRef("Lazy resolver"));
1712 if (It != GotLocalEnd && (*It >> (sizeof(GOTEntry) * 8 - 1)) != 0) {
1713 DictScope D(W, "Entry");
1714 printGotEntry(GOTShdr->sh_addr, GotBegin, It++);
1715 W.printString("Purpose", StringRef("Module pointer (GNU extension)"));
1719 ListScope LS(W, "Local entries");
1720 for (; It != GotLocalEnd; ++It) {
1721 DictScope D(W, "Entry");
1722 printGotEntry(GOTShdr->sh_addr, GotBegin, It);
1726 ListScope GS(W, "Global entries");
1728 const GOTEntry *GotGlobalEnd =
1729 makeGOTIter(*GOT, *DtLocalGotNum + GlobalGotNum);
1730 const Elf_Sym *GotDynSym = DynSymBegin + *DtGotSym;
1731 for (; It != GotGlobalEnd; ++It) {
1732 DictScope D(W, "Entry");
1733 printGlobalGotEntry(GOTShdr->sh_addr, GotBegin, It, GotDynSym++,
1738 std::size_t SpecGotNum = getGOTTotal(*GOT) - *DtLocalGotNum - GlobalGotNum;
1739 W.printNumber("Number of TLS and multi-GOT entries", uint64_t(SpecGotNum));
1742 template <class ELFT> void MipsGOTParser<ELFT>::parsePLT() {
1743 if (!DtMipsPltGot) {
1744 W.startLine() << "Cannot find MIPS_PLTGOT dynamic table tag.\n";
1748 W.startLine() << "Cannot find JMPREL dynamic table tag.\n";
1752 const Elf_Shdr *PLTShdr = findSectionByAddress(Obj, *DtMipsPltGot);
1754 W.startLine() << "There is no .got.plt section in the file.\n";
1757 ErrorOr<ArrayRef<uint8_t>> PLT = Obj->getSectionContents(PLTShdr);
1759 W.startLine() << "The .got.plt section is empty.\n";
1763 const Elf_Shdr *PLTRelShdr = findSectionByAddress(Obj, *DtJmpRel);
1765 W.startLine() << "There is no .rel.plt section in the file.\n";
1768 ErrorOr<const Elf_Shdr *> SymTableOrErr =
1769 Obj->getSection(PLTRelShdr->sh_link);
1770 error(SymTableOrErr.getError());
1771 ErrorOr<StringRef> StrTable = Obj->getStringTableForSymtab(**SymTableOrErr);
1772 error(StrTable.getError());
1774 const GOTEntry *PLTBegin = makeGOTIter(*PLT, 0);
1775 const GOTEntry *PLTEnd = makeGOTIter(*PLT, getGOTTotal(*PLT));
1776 const GOTEntry *It = PLTBegin;
1778 DictScope GS(W, "PLT GOT");
1780 ListScope RS(W, "Reserved entries");
1781 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It++, "PLT lazy resolver");
1783 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It++, "Module pointer");
1786 ListScope GS(W, "Entries");
1788 switch (PLTRelShdr->sh_type) {
1790 for (const Elf_Rel *RI = Obj->rel_begin(PLTRelShdr),
1791 *RE = Obj->rel_end(PLTRelShdr);
1792 RI != RE && It != PLTEnd; ++RI, ++It) {
1793 const Elf_Sym *Sym =
1794 Obj->getRelocationSymbol(&*PLTRelShdr, &*RI).second;
1795 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It, *StrTable, Sym);
1799 for (const Elf_Rela *RI = Obj->rela_begin(PLTRelShdr),
1800 *RE = Obj->rela_end(PLTRelShdr);
1801 RI != RE && It != PLTEnd; ++RI, ++It) {
1802 const Elf_Sym *Sym =
1803 Obj->getRelocationSymbol(&*PLTRelShdr, &*RI).second;
1804 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It, *StrTable, Sym);
1811 template <class ELFT>
1812 std::size_t MipsGOTParser<ELFT>::getGOTTotal(ArrayRef<uint8_t> GOT) const {
1813 return GOT.size() / sizeof(GOTEntry);
1816 template <class ELFT>
1817 const typename MipsGOTParser<ELFT>::GOTEntry *
1818 MipsGOTParser<ELFT>::makeGOTIter(ArrayRef<uint8_t> GOT, std::size_t EntryNum) {
1819 const char *Data = reinterpret_cast<const char *>(GOT.data());
1820 return reinterpret_cast<const GOTEntry *>(Data + EntryNum * sizeof(GOTEntry));
1823 template <class ELFT>
1824 void MipsGOTParser<ELFT>::printGotEntry(uint64_t GotAddr,
1825 const GOTEntry *BeginIt,
1826 const GOTEntry *It) {
1827 int64_t Offset = std::distance(BeginIt, It) * sizeof(GOTEntry);
1828 W.printHex("Address", GotAddr + Offset);
1829 W.printNumber("Access", Offset - 0x7ff0);
1830 W.printHex("Initial", *It);
1833 template <class ELFT>
1834 void MipsGOTParser<ELFT>::printGlobalGotEntry(
1835 uint64_t GotAddr, const GOTEntry *BeginIt, const GOTEntry *It,
1836 const Elf_Sym *Sym, StringRef StrTable, bool IsDynamic) {
1837 printGotEntry(GotAddr, BeginIt, It);
1839 W.printHex("Value", Sym->st_value);
1840 W.printEnum("Type", Sym->getType(), makeArrayRef(ElfSymbolTypes));
1842 unsigned SectionIndex = 0;
1843 StringRef SectionName;
1844 getSectionNameIndex(*Obj, Sym, Dumper->getDotDynSymSec(),
1845 Dumper->getShndxTable(), SectionName, SectionIndex);
1846 W.printHex("Section", SectionName, SectionIndex);
1848 std::string FullSymbolName =
1849 Dumper->getFullSymbolName(Sym, StrTable, IsDynamic);
1850 W.printNumber("Name", FullSymbolName, Sym->st_name);
1853 template <class ELFT>
1854 void MipsGOTParser<ELFT>::printPLTEntry(uint64_t PLTAddr,
1855 const GOTEntry *BeginIt,
1856 const GOTEntry *It, StringRef Purpose) {
1857 DictScope D(W, "Entry");
1858 int64_t Offset = std::distance(BeginIt, It) * sizeof(GOTEntry);
1859 W.printHex("Address", PLTAddr + Offset);
1860 W.printHex("Initial", *It);
1861 W.printString("Purpose", Purpose);
1864 template <class ELFT>
1865 void MipsGOTParser<ELFT>::printPLTEntry(uint64_t PLTAddr,
1866 const GOTEntry *BeginIt,
1867 const GOTEntry *It, StringRef StrTable,
1868 const Elf_Sym *Sym) {
1869 DictScope D(W, "Entry");
1870 int64_t Offset = std::distance(BeginIt, It) * sizeof(GOTEntry);
1871 W.printHex("Address", PLTAddr + Offset);
1872 W.printHex("Initial", *It);
1873 W.printHex("Value", Sym->st_value);
1874 W.printEnum("Type", Sym->getType(), makeArrayRef(ElfSymbolTypes));
1876 unsigned SectionIndex = 0;
1877 StringRef SectionName;
1878 getSectionNameIndex(*Obj, Sym, Dumper->getDotDynSymSec(),
1879 Dumper->getShndxTable(), SectionName, SectionIndex);
1880 W.printHex("Section", SectionName, SectionIndex);
1882 std::string FullSymbolName = Dumper->getFullSymbolName(Sym, StrTable, true);
1883 W.printNumber("Name", FullSymbolName, Sym->st_name);
1886 template <class ELFT> void ELFDumper<ELFT>::printMipsPLTGOT() {
1887 if (Obj->getHeader()->e_machine != EM_MIPS) {
1888 W.startLine() << "MIPS PLT GOT is available for MIPS targets only.\n";
1892 MipsGOTParser<ELFT> GOTParser(this, Obj, dynamic_table(), W);
1893 GOTParser.parseGOT();
1894 GOTParser.parsePLT();
1897 static const EnumEntry<unsigned> ElfMipsISAExtType[] = {
1898 {"None", Mips::AFL_EXT_NONE},
1899 {"Broadcom SB-1", Mips::AFL_EXT_SB1},
1900 {"Cavium Networks Octeon", Mips::AFL_EXT_OCTEON},
1901 {"Cavium Networks Octeon2", Mips::AFL_EXT_OCTEON2},
1902 {"Cavium Networks OcteonP", Mips::AFL_EXT_OCTEONP},
1903 {"Cavium Networks Octeon3", Mips::AFL_EXT_OCTEON3},
1904 {"LSI R4010", Mips::AFL_EXT_4010},
1905 {"Loongson 2E", Mips::AFL_EXT_LOONGSON_2E},
1906 {"Loongson 2F", Mips::AFL_EXT_LOONGSON_2F},
1907 {"Loongson 3A", Mips::AFL_EXT_LOONGSON_3A},
1908 {"MIPS R4650", Mips::AFL_EXT_4650},
1909 {"MIPS R5900", Mips::AFL_EXT_5900},
1910 {"MIPS R10000", Mips::AFL_EXT_10000},
1911 {"NEC VR4100", Mips::AFL_EXT_4100},
1912 {"NEC VR4111/VR4181", Mips::AFL_EXT_4111},
1913 {"NEC VR4120", Mips::AFL_EXT_4120},
1914 {"NEC VR5400", Mips::AFL_EXT_5400},
1915 {"NEC VR5500", Mips::AFL_EXT_5500},
1916 {"RMI Xlr", Mips::AFL_EXT_XLR},
1917 {"Toshiba R3900", Mips::AFL_EXT_3900}
1920 static const EnumEntry<unsigned> ElfMipsASEFlags[] = {
1921 {"DSP", Mips::AFL_ASE_DSP},
1922 {"DSPR2", Mips::AFL_ASE_DSPR2},
1923 {"Enhanced VA Scheme", Mips::AFL_ASE_EVA},
1924 {"MCU", Mips::AFL_ASE_MCU},
1925 {"MDMX", Mips::AFL_ASE_MDMX},
1926 {"MIPS-3D", Mips::AFL_ASE_MIPS3D},
1927 {"MT", Mips::AFL_ASE_MT},
1928 {"SmartMIPS", Mips::AFL_ASE_SMARTMIPS},
1929 {"VZ", Mips::AFL_ASE_VIRT},
1930 {"MSA", Mips::AFL_ASE_MSA},
1931 {"MIPS16", Mips::AFL_ASE_MIPS16},
1932 {"microMIPS", Mips::AFL_ASE_MICROMIPS},
1933 {"XPA", Mips::AFL_ASE_XPA}
1936 static const EnumEntry<unsigned> ElfMipsFpABIType[] = {
1937 {"Hard or soft float", Mips::Val_GNU_MIPS_ABI_FP_ANY},
1938 {"Hard float (double precision)", Mips::Val_GNU_MIPS_ABI_FP_DOUBLE},
1939 {"Hard float (single precision)", Mips::Val_GNU_MIPS_ABI_FP_SINGLE},
1940 {"Soft float", Mips::Val_GNU_MIPS_ABI_FP_SOFT},
1941 {"Hard float (MIPS32r2 64-bit FPU 12 callee-saved)",
1942 Mips::Val_GNU_MIPS_ABI_FP_OLD_64},
1943 {"Hard float (32-bit CPU, Any FPU)", Mips::Val_GNU_MIPS_ABI_FP_XX},
1944 {"Hard float (32-bit CPU, 64-bit FPU)", Mips::Val_GNU_MIPS_ABI_FP_64},
1945 {"Hard float compat (32-bit CPU, 64-bit FPU)",
1946 Mips::Val_GNU_MIPS_ABI_FP_64A}
1949 static const EnumEntry<unsigned> ElfMipsFlags1[] {
1950 {"ODDSPREG", Mips::AFL_FLAGS1_ODDSPREG},
1953 static int getMipsRegisterSize(uint8_t Flag) {
1955 case Mips::AFL_REG_NONE:
1957 case Mips::AFL_REG_32:
1959 case Mips::AFL_REG_64:
1961 case Mips::AFL_REG_128:
1968 template <class ELFT> void ELFDumper<ELFT>::printMipsABIFlags() {
1969 const Elf_Shdr *Shdr = findSectionByName(*Obj, ".MIPS.abiflags");
1971 W.startLine() << "There is no .MIPS.abiflags section in the file.\n";
1974 ErrorOr<ArrayRef<uint8_t>> Sec = Obj->getSectionContents(Shdr);
1976 W.startLine() << "The .MIPS.abiflags section is empty.\n";
1979 if (Sec->size() != sizeof(Elf_Mips_ABIFlags<ELFT>)) {
1980 W.startLine() << "The .MIPS.abiflags section has a wrong size.\n";
1984 auto *Flags = reinterpret_cast<const Elf_Mips_ABIFlags<ELFT> *>(Sec->data());
1986 raw_ostream &OS = W.getOStream();
1987 DictScope GS(W, "MIPS ABI Flags");
1989 W.printNumber("Version", Flags->version);
1990 W.startLine() << "ISA: ";
1991 if (Flags->isa_rev <= 1)
1992 OS << format("MIPS%u", Flags->isa_level);
1994 OS << format("MIPS%ur%u", Flags->isa_level, Flags->isa_rev);
1996 W.printEnum("ISA Extension", Flags->isa_ext, makeArrayRef(ElfMipsISAExtType));
1997 W.printFlags("ASEs", Flags->ases, makeArrayRef(ElfMipsASEFlags));
1998 W.printEnum("FP ABI", Flags->fp_abi, makeArrayRef(ElfMipsFpABIType));
1999 W.printNumber("GPR size", getMipsRegisterSize(Flags->gpr_size));
2000 W.printNumber("CPR1 size", getMipsRegisterSize(Flags->cpr1_size));
2001 W.printNumber("CPR2 size", getMipsRegisterSize(Flags->cpr2_size));
2002 W.printFlags("Flags 1", Flags->flags1, makeArrayRef(ElfMipsFlags1));
2003 W.printHex("Flags 2", Flags->flags2);
2006 template <class ELFT> void ELFDumper<ELFT>::printMipsReginfo() {
2007 const Elf_Shdr *Shdr = findSectionByName(*Obj, ".reginfo");
2009 W.startLine() << "There is no .reginfo section in the file.\n";
2012 ErrorOr<ArrayRef<uint8_t>> Sec = Obj->getSectionContents(Shdr);
2014 W.startLine() << "The .reginfo section is empty.\n";
2017 if (Sec->size() != sizeof(Elf_Mips_RegInfo<ELFT>)) {
2018 W.startLine() << "The .reginfo section has a wrong size.\n";
2022 auto *Reginfo = reinterpret_cast<const Elf_Mips_RegInfo<ELFT> *>(Sec->data());
2024 DictScope GS(W, "MIPS RegInfo");
2025 W.printHex("GP", Reginfo->ri_gp_value);
2026 W.printHex("General Mask", Reginfo->ri_gprmask);
2027 W.printHex("Co-Proc Mask0", Reginfo->ri_cprmask[0]);
2028 W.printHex("Co-Proc Mask1", Reginfo->ri_cprmask[1]);
2029 W.printHex("Co-Proc Mask2", Reginfo->ri_cprmask[2]);
2030 W.printHex("Co-Proc Mask3", Reginfo->ri_cprmask[3]);
2033 template <class ELFT> void ELFDumper<ELFT>::printStackMap() const {
2034 const Elf_Shdr *StackMapSection = nullptr;
2035 for (const auto &Sec : Obj->sections()) {
2036 ErrorOr<StringRef> Name = Obj->getSectionName(&Sec);
2037 if (*Name == ".llvm_stackmaps") {
2038 StackMapSection = &Sec;
2043 if (!StackMapSection)
2046 StringRef StackMapContents;
2047 ErrorOr<ArrayRef<uint8_t>> StackMapContentsArray =
2048 Obj->getSectionContents(StackMapSection);
2050 prettyPrintStackMap(
2052 StackMapV1Parser<ELFT::TargetEndianness>(*StackMapContentsArray));