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 printGnuHashTable() override;
60 void printLoadName() override;
61 void printVersionInfo() override;
63 void printAttributes() override;
64 void printMipsPLTGOT() override;
65 void printMipsABIFlags() override;
66 void printMipsReginfo() override;
68 void printStackMap() const override;
71 typedef ELFFile<ELFT> ELFO;
72 typedef typename ELFO::Elf_Shdr Elf_Shdr;
73 typedef typename ELFO::Elf_Sym Elf_Sym;
74 typedef typename ELFO::Elf_Dyn Elf_Dyn;
75 typedef typename ELFO::Elf_Dyn_Range Elf_Dyn_Range;
76 typedef typename ELFO::Elf_Rel Elf_Rel;
77 typedef typename ELFO::Elf_Rela Elf_Rela;
78 typedef typename ELFO::Elf_Rela_Range Elf_Rela_Range;
79 typedef typename ELFO::Elf_Phdr Elf_Phdr;
80 typedef typename ELFO::Elf_Half Elf_Half;
81 typedef typename ELFO::Elf_Hash Elf_Hash;
82 typedef typename ELFO::Elf_GnuHash Elf_GnuHash;
83 typedef typename ELFO::Elf_Ehdr Elf_Ehdr;
84 typedef typename ELFO::Elf_Word Elf_Word;
85 typedef typename ELFO::uintX_t uintX_t;
86 typedef typename ELFO::Elf_Versym Elf_Versym;
87 typedef typename ELFO::Elf_Verneed Elf_Verneed;
88 typedef typename ELFO::Elf_Vernaux Elf_Vernaux;
89 typedef typename ELFO::Elf_Verdef Elf_Verdef;
90 typedef typename ELFO::Elf_Verdaux Elf_Verdaux;
92 /// \brief Represents a region described by entries in the .dynamic table.
93 struct DynRegionInfo {
94 DynRegionInfo() : Addr(nullptr), Size(0), EntSize(0) {}
95 /// \brief Address in current address space.
97 /// \brief Size in bytes of the region.
99 /// \brief Size of each entity in the region.
103 void printSymbolsHelper(bool IsDynamic);
104 void printSymbol(const Elf_Sym *Symbol, const Elf_Shdr *SymTab,
105 StringRef StrTable, bool IsDynamic);
107 void printRelocations(const Elf_Shdr *Sec);
108 void printRelocation(Elf_Rela Rel, const Elf_Shdr *SymTab);
109 void printValue(uint64_t Type, uint64_t Value);
111 const Elf_Rela *dyn_rela_begin() const;
112 const Elf_Rela *dyn_rela_end() const;
113 Elf_Rela_Range dyn_relas() const;
114 StringRef getDynamicString(uint64_t Offset) const;
115 const Elf_Dyn *dynamic_table_begin() const {
116 ErrorOr<const Elf_Dyn *> Ret = Obj->dynamic_table_begin(DynamicProgHeader);
117 error(Ret.getError());
120 const Elf_Dyn *dynamic_table_end() const {
121 ErrorOr<const Elf_Dyn *> Ret = Obj->dynamic_table_end(DynamicProgHeader);
122 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_GnuHash *GnuHashTable = nullptr;
139 const Elf_Shdr *DotDynSymSec = nullptr;
140 const Elf_Shdr *DotSymtabSec = nullptr;
141 ArrayRef<Elf_Word> ShndxTable;
143 const Elf_Shdr *dot_gnu_version_sec = nullptr; // .gnu.version
144 const Elf_Shdr *dot_gnu_version_r_sec = nullptr; // .gnu.version_r
145 const Elf_Shdr *dot_gnu_version_d_sec = nullptr; // .gnu.version_d
147 // Records for each version index the corresponding Verdef or Vernaux entry.
148 // This is filled the first time LoadVersionMap() is called.
149 class VersionMapEntry : public PointerIntPair<const void *, 1> {
151 // If the integer is 0, this is an Elf_Verdef*.
152 // If the integer is 1, this is an Elf_Vernaux*.
153 VersionMapEntry() : PointerIntPair<const void *, 1>(nullptr, 0) {}
154 VersionMapEntry(const Elf_Verdef *verdef)
155 : PointerIntPair<const void *, 1>(verdef, 0) {}
156 VersionMapEntry(const Elf_Vernaux *vernaux)
157 : PointerIntPair<const void *, 1>(vernaux, 1) {}
158 bool isNull() const { return getPointer() == nullptr; }
159 bool isVerdef() const { return !isNull() && getInt() == 0; }
160 bool isVernaux() const { return !isNull() && getInt() == 1; }
161 const Elf_Verdef *getVerdef() const {
162 return isVerdef() ? (const Elf_Verdef *)getPointer() : nullptr;
164 const Elf_Vernaux *getVernaux() const {
165 return isVernaux() ? (const Elf_Vernaux *)getPointer() : nullptr;
168 mutable SmallVector<VersionMapEntry, 16> VersionMap;
171 Elf_Dyn_Range dynamic_table() const {
172 ErrorOr<Elf_Dyn_Range> Ret = Obj->dynamic_table(DynamicProgHeader);
173 error(Ret.getError());
177 std::string getFullSymbolName(const Elf_Sym *Symbol, StringRef StrTable,
179 const Elf_Shdr *getDotDynSymSec() const { return DotDynSymSec; }
180 const Elf_Shdr *getDotSymtabSec() const { return DotSymtabSec; }
181 ArrayRef<Elf_Word> getShndxTable() { return ShndxTable; }
184 template <class T> T errorOrDefault(ErrorOr<T> Val, T Default = T()) {
186 error(Val.getError());
196 template <class ELFT>
197 static std::error_code createELFDumper(const ELFFile<ELFT> *Obj,
198 StreamWriter &Writer,
199 std::unique_ptr<ObjDumper> &Result) {
200 Result.reset(new ELFDumper<ELFT>(Obj, Writer));
201 return readobj_error::success;
204 std::error_code createELFDumper(const object::ObjectFile *Obj,
205 StreamWriter &Writer,
206 std::unique_ptr<ObjDumper> &Result) {
207 // Little-endian 32-bit
208 if (const ELF32LEObjectFile *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
209 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
212 if (const ELF32BEObjectFile *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
213 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
215 // Little-endian 64-bit
216 if (const ELF64LEObjectFile *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
217 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
220 if (const ELF64BEObjectFile *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
221 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
223 return readobj_error::unsupported_obj_file_format;
228 // Iterate through the versions needed section, and place each Elf_Vernaux
229 // in the VersionMap according to its index.
230 template <class ELFT>
231 void ELFDumper<ELFT>::LoadVersionNeeds(const Elf_Shdr *sec) const {
232 unsigned vn_size = sec->sh_size; // Size of section in bytes
233 unsigned vn_count = sec->sh_info; // Number of Verneed entries
234 const char *sec_start = (const char *)Obj->base() + sec->sh_offset;
235 const char *sec_end = sec_start + vn_size;
236 // The first Verneed entry is at the start of the section.
237 const char *p = sec_start;
238 for (unsigned i = 0; i < vn_count; i++) {
239 if (p + sizeof(Elf_Verneed) > sec_end)
240 report_fatal_error("Section ended unexpectedly while scanning "
241 "version needed records.");
242 const Elf_Verneed *vn = reinterpret_cast<const Elf_Verneed *>(p);
243 if (vn->vn_version != ELF::VER_NEED_CURRENT)
244 report_fatal_error("Unexpected verneed version");
245 // Iterate through the Vernaux entries
246 const char *paux = p + vn->vn_aux;
247 for (unsigned j = 0; j < vn->vn_cnt; j++) {
248 if (paux + sizeof(Elf_Vernaux) > sec_end)
249 report_fatal_error("Section ended unexpected while scanning auxiliary "
250 "version needed records.");
251 const Elf_Vernaux *vna = reinterpret_cast<const Elf_Vernaux *>(paux);
252 size_t index = vna->vna_other & ELF::VERSYM_VERSION;
253 if (index >= VersionMap.size())
254 VersionMap.resize(index + 1);
255 VersionMap[index] = VersionMapEntry(vna);
256 paux += vna->vna_next;
262 // Iterate through the version definitions, and place each Elf_Verdef
263 // in the VersionMap according to its index.
264 template <class ELFT>
265 void ELFDumper<ELFT>::LoadVersionDefs(const Elf_Shdr *sec) const {
266 unsigned vd_size = sec->sh_size; // Size of section in bytes
267 unsigned vd_count = sec->sh_info; // Number of Verdef entries
268 const char *sec_start = (const char *)Obj->base() + sec->sh_offset;
269 const char *sec_end = sec_start + vd_size;
270 // The first Verdef entry is at the start of the section.
271 const char *p = sec_start;
272 for (unsigned i = 0; i < vd_count; i++) {
273 if (p + sizeof(Elf_Verdef) > sec_end)
274 report_fatal_error("Section ended unexpectedly while scanning "
275 "version definitions.");
276 const Elf_Verdef *vd = reinterpret_cast<const Elf_Verdef *>(p);
277 if (vd->vd_version != ELF::VER_DEF_CURRENT)
278 report_fatal_error("Unexpected verdef version");
279 size_t index = vd->vd_ndx & ELF::VERSYM_VERSION;
280 if (index >= VersionMap.size())
281 VersionMap.resize(index + 1);
282 VersionMap[index] = VersionMapEntry(vd);
287 template <class ELFT> void ELFDumper<ELFT>::LoadVersionMap() {
288 // If there is no dynamic symtab or version table, there is nothing to do.
289 if (!DynSymStart || !dot_gnu_version_sec)
292 // Has the VersionMap already been loaded?
293 if (VersionMap.size() > 0)
296 // The first two version indexes are reserved.
297 // Index 0 is LOCAL, index 1 is GLOBAL.
298 VersionMap.push_back(VersionMapEntry());
299 VersionMap.push_back(VersionMapEntry());
301 if (dot_gnu_version_d_sec)
302 LoadVersionDefs(dot_gnu_version_d_sec);
304 if (dot_gnu_version_r_sec)
305 LoadVersionNeeds(dot_gnu_version_r_sec);
309 template <typename ELFO, class ELFT>
310 static void printVersionSymbolSection(ELFDumper<ELFT> *Dumper,
312 const typename ELFO::Elf_Shdr *Sec,
314 DictScope SS(W, "Version symbols");
317 StringRef Name = errorOrDefault(Obj->getSectionName(Sec));
318 W.printNumber("Section Name", Name, Sec->sh_name);
319 W.printHex("Address", Sec->sh_addr);
320 W.printHex("Offset", Sec->sh_offset);
321 W.printNumber("Link", Sec->sh_link);
323 const typename ELFO::Elf_Shdr *DynSymSec = Dumper->getDotDynSymSec();
324 const uint8_t *P = (const uint8_t *)Obj->base() + Sec->sh_offset;
325 ErrorOr<StringRef> StrTableOrErr =
326 Obj->getStringTableForSymtab(*DynSymSec);
327 error(StrTableOrErr.getError());
329 // Same number of entries in the dynamic symbol table (DT_SYMTAB).
330 ListScope Syms(W, "Symbols");
331 for (const typename ELFO::Elf_Sym &Sym : Obj->symbols(DynSymSec)) {
332 DictScope S(W, "Symbol");
333 std::string FullSymbolName =
334 Dumper->getFullSymbolName(&Sym, *StrTableOrErr, true /* IsDynamic */);
335 W.printNumber("Version", *P);
336 W.printString("Name", FullSymbolName);
337 P += sizeof(typename ELFO::Elf_Half);
341 template <typename ELFO, class ELFT>
342 static void printVersionDefinitionSection(ELFDumper<ELFT> *Dumper,
344 const typename ELFO::Elf_Shdr *Sec,
346 DictScope SD(W, "Version definition");
349 StringRef Name = errorOrDefault(Obj->getSectionName(Sec));
350 W.printNumber("Section Name", Name, Sec->sh_name);
351 W.printHex("Address", Sec->sh_addr);
352 W.printHex("Offset", Sec->sh_offset);
353 W.printNumber("Link", Sec->sh_link);
355 unsigned verdef_entries = 0;
356 // The number of entries in the section SHT_GNU_verdef
357 // is determined by DT_VERDEFNUM tag.
358 for (const typename ELFO::Elf_Dyn &Dyn : Dumper->dynamic_table()) {
359 if (Dyn.d_tag == DT_VERDEFNUM)
360 verdef_entries = Dyn.d_un.d_val;
362 const uint8_t *SecStartAddress =
363 (const uint8_t *)Obj->base() + Sec->sh_offset;
364 const uint8_t *SecEndAddress = SecStartAddress + Sec->sh_size;
365 const uint8_t *P = SecStartAddress;
366 ErrorOr<const typename ELFO::Elf_Shdr *> StrTabOrErr =
367 Obj->getSection(Sec->sh_link);
368 error(StrTabOrErr.getError());
370 ListScope Entries(W, "Entries");
371 for (unsigned i = 0; i < verdef_entries; ++i) {
372 if (P + sizeof(typename ELFO::Elf_Verdef) > SecEndAddress)
373 report_fatal_error("invalid offset in the section");
374 auto *VD = reinterpret_cast<const typename ELFO::Elf_Verdef *>(P);
375 DictScope Entry(W, "Entry");
376 W.printHex("Offset", (uintptr_t)P - (uintptr_t)SecStartAddress);
377 W.printNumber("Rev", VD->vd_version);
378 // FIXME: print something more readable.
379 W.printNumber("Flags", VD->vd_flags);
380 W.printNumber("Index", VD->vd_ndx);
381 W.printNumber("Cnt", VD->vd_cnt);
382 W.printString("Name", StringRef((const char *)(Obj->base() +
383 (*StrTabOrErr)->sh_offset +
384 VD->getAux()->vda_name)));
389 template <typename ELFT> void ELFDumper<ELFT>::printVersionInfo() {
390 // Dump version symbol section.
391 printVersionSymbolSection(this, Obj, dot_gnu_version_sec, W);
393 // Dump version definition section.
394 printVersionDefinitionSection(this, Obj, dot_gnu_version_d_sec, W);
397 template <typename ELFT>
398 StringRef ELFDumper<ELFT>::getSymbolVersion(StringRef StrTab,
401 // This is a dynamic symbol. Look in the GNU symbol version table.
402 if (!dot_gnu_version_sec) {
405 return StringRef("");
408 // Determine the position in the symbol table of this entry.
409 size_t entry_index = (reinterpret_cast<uintptr_t>(symb) -
410 reinterpret_cast<uintptr_t>(DynSymStart)) /
413 // Get the corresponding version index entry
414 const Elf_Versym *vs =
415 Obj->template getEntry<Elf_Versym>(dot_gnu_version_sec, entry_index);
416 size_t version_index = vs->vs_index & ELF::VERSYM_VERSION;
418 // Special markers for unversioned symbols.
419 if (version_index == ELF::VER_NDX_LOCAL ||
420 version_index == ELF::VER_NDX_GLOBAL) {
422 return StringRef("");
425 // Lookup this symbol in the version table
427 if (version_index >= VersionMap.size() || VersionMap[version_index].isNull())
428 reportError("Invalid version entry");
429 const VersionMapEntry &entry = VersionMap[version_index];
431 // Get the version name string
433 if (entry.isVerdef()) {
434 // The first Verdaux entry holds the name.
435 name_offset = entry.getVerdef()->getAux()->vda_name;
437 name_offset = entry.getVernaux()->vna_name;
441 if (entry.isVerdef()) {
442 IsDefault = !(vs->vs_index & ELF::VERSYM_HIDDEN);
447 if (name_offset >= StrTab.size())
448 reportError("Invalid string offset");
449 return StringRef(StrTab.data() + name_offset);
452 template <typename ELFT>
453 std::string ELFDumper<ELFT>::getFullSymbolName(const Elf_Sym *Symbol,
456 StringRef SymbolName = errorOrDefault(Symbol->getName(StrTable));
460 std::string FullSymbolName(SymbolName);
463 StringRef Version = getSymbolVersion(StrTable, &*Symbol, IsDefault);
464 FullSymbolName += (IsDefault ? "@@" : "@");
465 FullSymbolName += Version;
466 return FullSymbolName;
469 template <typename ELFO>
471 getSectionNameIndex(const ELFO &Obj, const typename ELFO::Elf_Sym *Symbol,
472 const typename ELFO::Elf_Shdr *SymTab,
473 ArrayRef<typename ELFO::Elf_Word> ShndxTable,
474 StringRef &SectionName, unsigned &SectionIndex) {
475 SectionIndex = Symbol->st_shndx;
476 if (Symbol->isUndefined())
477 SectionName = "Undefined";
478 else if (Symbol->isProcessorSpecific())
479 SectionName = "Processor Specific";
480 else if (Symbol->isOSSpecific())
481 SectionName = "Operating System Specific";
482 else if (Symbol->isAbsolute())
483 SectionName = "Absolute";
484 else if (Symbol->isCommon())
485 SectionName = "Common";
486 else if (Symbol->isReserved() && SectionIndex != SHN_XINDEX)
487 SectionName = "Reserved";
489 if (SectionIndex == SHN_XINDEX)
491 Obj.getExtendedSymbolTableIndex(Symbol, SymTab, ShndxTable);
492 ErrorOr<const typename ELFO::Elf_Shdr *> Sec = Obj.getSection(SectionIndex);
493 error(Sec.getError());
494 SectionName = errorOrDefault(Obj.getSectionName(*Sec));
498 template <class ELFO>
499 static const typename ELFO::Elf_Shdr *findSectionByAddress(const ELFO *Obj,
501 for (const auto &Shdr : Obj->sections())
502 if (Shdr.sh_addr == Addr)
507 template <class ELFO>
508 static const typename ELFO::Elf_Shdr *findSectionByName(const ELFO &Obj,
510 for (const auto &Shdr : Obj.sections()) {
511 if (Name == errorOrDefault(Obj.getSectionName(&Shdr)))
517 static const EnumEntry<unsigned> ElfClass[] = {
518 { "None", ELF::ELFCLASSNONE },
519 { "32-bit", ELF::ELFCLASS32 },
520 { "64-bit", ELF::ELFCLASS64 },
523 static const EnumEntry<unsigned> ElfDataEncoding[] = {
524 { "None", ELF::ELFDATANONE },
525 { "LittleEndian", ELF::ELFDATA2LSB },
526 { "BigEndian", ELF::ELFDATA2MSB },
529 static const EnumEntry<unsigned> ElfObjectFileType[] = {
530 { "None", ELF::ET_NONE },
531 { "Relocatable", ELF::ET_REL },
532 { "Executable", ELF::ET_EXEC },
533 { "SharedObject", ELF::ET_DYN },
534 { "Core", ELF::ET_CORE },
537 static const EnumEntry<unsigned> ElfOSABI[] = {
538 { "SystemV", ELF::ELFOSABI_NONE },
539 { "HPUX", ELF::ELFOSABI_HPUX },
540 { "NetBSD", ELF::ELFOSABI_NETBSD },
541 { "GNU/Linux", ELF::ELFOSABI_LINUX },
542 { "GNU/Hurd", ELF::ELFOSABI_HURD },
543 { "Solaris", ELF::ELFOSABI_SOLARIS },
544 { "AIX", ELF::ELFOSABI_AIX },
545 { "IRIX", ELF::ELFOSABI_IRIX },
546 { "FreeBSD", ELF::ELFOSABI_FREEBSD },
547 { "TRU64", ELF::ELFOSABI_TRU64 },
548 { "Modesto", ELF::ELFOSABI_MODESTO },
549 { "OpenBSD", ELF::ELFOSABI_OPENBSD },
550 { "OpenVMS", ELF::ELFOSABI_OPENVMS },
551 { "NSK", ELF::ELFOSABI_NSK },
552 { "AROS", ELF::ELFOSABI_AROS },
553 { "FenixOS", ELF::ELFOSABI_FENIXOS },
554 { "CloudABI", ELF::ELFOSABI_CLOUDABI },
555 { "C6000_ELFABI", ELF::ELFOSABI_C6000_ELFABI },
556 { "C6000_LINUX" , ELF::ELFOSABI_C6000_LINUX },
557 { "ARM", ELF::ELFOSABI_ARM },
558 { "Standalone" , ELF::ELFOSABI_STANDALONE }
561 static const EnumEntry<unsigned> ElfMachineType[] = {
562 LLVM_READOBJ_ENUM_ENT(ELF, EM_NONE ),
563 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32 ),
564 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARC ),
565 LLVM_READOBJ_ENUM_ENT(ELF, EM_386 ),
566 LLVM_READOBJ_ENUM_ENT(ELF, EM_68K ),
567 LLVM_READOBJ_ENUM_ENT(ELF, EM_88K ),
568 LLVM_READOBJ_ENUM_ENT(ELF, EM_IAMCU ),
569 LLVM_READOBJ_ENUM_ENT(ELF, EM_860 ),
570 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS ),
571 LLVM_READOBJ_ENUM_ENT(ELF, EM_S370 ),
572 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS_RS3_LE ),
573 LLVM_READOBJ_ENUM_ENT(ELF, EM_PARISC ),
574 LLVM_READOBJ_ENUM_ENT(ELF, EM_VPP500 ),
575 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARC32PLUS ),
576 LLVM_READOBJ_ENUM_ENT(ELF, EM_960 ),
577 LLVM_READOBJ_ENUM_ENT(ELF, EM_PPC ),
578 LLVM_READOBJ_ENUM_ENT(ELF, EM_PPC64 ),
579 LLVM_READOBJ_ENUM_ENT(ELF, EM_S390 ),
580 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPU ),
581 LLVM_READOBJ_ENUM_ENT(ELF, EM_V800 ),
582 LLVM_READOBJ_ENUM_ENT(ELF, EM_FR20 ),
583 LLVM_READOBJ_ENUM_ENT(ELF, EM_RH32 ),
584 LLVM_READOBJ_ENUM_ENT(ELF, EM_RCE ),
585 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARM ),
586 LLVM_READOBJ_ENUM_ENT(ELF, EM_ALPHA ),
587 LLVM_READOBJ_ENUM_ENT(ELF, EM_SH ),
588 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARCV9 ),
589 LLVM_READOBJ_ENUM_ENT(ELF, EM_TRICORE ),
590 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC ),
591 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_300 ),
592 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_300H ),
593 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8S ),
594 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_500 ),
595 LLVM_READOBJ_ENUM_ENT(ELF, EM_IA_64 ),
596 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS_X ),
597 LLVM_READOBJ_ENUM_ENT(ELF, EM_COLDFIRE ),
598 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC12 ),
599 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMA ),
600 LLVM_READOBJ_ENUM_ENT(ELF, EM_PCP ),
601 LLVM_READOBJ_ENUM_ENT(ELF, EM_NCPU ),
602 LLVM_READOBJ_ENUM_ENT(ELF, EM_NDR1 ),
603 LLVM_READOBJ_ENUM_ENT(ELF, EM_STARCORE ),
604 LLVM_READOBJ_ENUM_ENT(ELF, EM_ME16 ),
605 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST100 ),
606 LLVM_READOBJ_ENUM_ENT(ELF, EM_TINYJ ),
607 LLVM_READOBJ_ENUM_ENT(ELF, EM_X86_64 ),
608 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDSP ),
609 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDP10 ),
610 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDP11 ),
611 LLVM_READOBJ_ENUM_ENT(ELF, EM_FX66 ),
612 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST9PLUS ),
613 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST7 ),
614 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC16 ),
615 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC11 ),
616 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC08 ),
617 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC05 ),
618 LLVM_READOBJ_ENUM_ENT(ELF, EM_SVX ),
619 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST19 ),
620 LLVM_READOBJ_ENUM_ENT(ELF, EM_VAX ),
621 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRIS ),
622 LLVM_READOBJ_ENUM_ENT(ELF, EM_JAVELIN ),
623 LLVM_READOBJ_ENUM_ENT(ELF, EM_FIREPATH ),
624 LLVM_READOBJ_ENUM_ENT(ELF, EM_ZSP ),
625 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMIX ),
626 LLVM_READOBJ_ENUM_ENT(ELF, EM_HUANY ),
627 LLVM_READOBJ_ENUM_ENT(ELF, EM_PRISM ),
628 LLVM_READOBJ_ENUM_ENT(ELF, EM_AVR ),
629 LLVM_READOBJ_ENUM_ENT(ELF, EM_FR30 ),
630 LLVM_READOBJ_ENUM_ENT(ELF, EM_D10V ),
631 LLVM_READOBJ_ENUM_ENT(ELF, EM_D30V ),
632 LLVM_READOBJ_ENUM_ENT(ELF, EM_V850 ),
633 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32R ),
634 LLVM_READOBJ_ENUM_ENT(ELF, EM_MN10300 ),
635 LLVM_READOBJ_ENUM_ENT(ELF, EM_MN10200 ),
636 LLVM_READOBJ_ENUM_ENT(ELF, EM_PJ ),
637 LLVM_READOBJ_ENUM_ENT(ELF, EM_OPENRISC ),
638 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC_COMPACT ),
639 LLVM_READOBJ_ENUM_ENT(ELF, EM_XTENSA ),
640 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE ),
641 LLVM_READOBJ_ENUM_ENT(ELF, EM_TMM_GPP ),
642 LLVM_READOBJ_ENUM_ENT(ELF, EM_NS32K ),
643 LLVM_READOBJ_ENUM_ENT(ELF, EM_TPC ),
644 LLVM_READOBJ_ENUM_ENT(ELF, EM_SNP1K ),
645 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST200 ),
646 LLVM_READOBJ_ENUM_ENT(ELF, EM_IP2K ),
647 LLVM_READOBJ_ENUM_ENT(ELF, EM_MAX ),
648 LLVM_READOBJ_ENUM_ENT(ELF, EM_CR ),
649 LLVM_READOBJ_ENUM_ENT(ELF, EM_F2MC16 ),
650 LLVM_READOBJ_ENUM_ENT(ELF, EM_MSP430 ),
651 LLVM_READOBJ_ENUM_ENT(ELF, EM_BLACKFIN ),
652 LLVM_READOBJ_ENUM_ENT(ELF, EM_SE_C33 ),
653 LLVM_READOBJ_ENUM_ENT(ELF, EM_SEP ),
654 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARCA ),
655 LLVM_READOBJ_ENUM_ENT(ELF, EM_UNICORE ),
656 LLVM_READOBJ_ENUM_ENT(ELF, EM_EXCESS ),
657 LLVM_READOBJ_ENUM_ENT(ELF, EM_DXP ),
658 LLVM_READOBJ_ENUM_ENT(ELF, EM_ALTERA_NIOS2 ),
659 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRX ),
660 LLVM_READOBJ_ENUM_ENT(ELF, EM_XGATE ),
661 LLVM_READOBJ_ENUM_ENT(ELF, EM_C166 ),
662 LLVM_READOBJ_ENUM_ENT(ELF, EM_M16C ),
663 LLVM_READOBJ_ENUM_ENT(ELF, EM_DSPIC30F ),
664 LLVM_READOBJ_ENUM_ENT(ELF, EM_CE ),
665 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32C ),
666 LLVM_READOBJ_ENUM_ENT(ELF, EM_TSK3000 ),
667 LLVM_READOBJ_ENUM_ENT(ELF, EM_RS08 ),
668 LLVM_READOBJ_ENUM_ENT(ELF, EM_SHARC ),
669 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG2 ),
670 LLVM_READOBJ_ENUM_ENT(ELF, EM_SCORE7 ),
671 LLVM_READOBJ_ENUM_ENT(ELF, EM_DSP24 ),
672 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE3 ),
673 LLVM_READOBJ_ENUM_ENT(ELF, EM_LATTICEMICO32),
674 LLVM_READOBJ_ENUM_ENT(ELF, EM_SE_C17 ),
675 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C6000 ),
676 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C2000 ),
677 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C5500 ),
678 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMDSP_PLUS ),
679 LLVM_READOBJ_ENUM_ENT(ELF, EM_CYPRESS_M8C ),
680 LLVM_READOBJ_ENUM_ENT(ELF, EM_R32C ),
681 LLVM_READOBJ_ENUM_ENT(ELF, EM_TRIMEDIA ),
682 LLVM_READOBJ_ENUM_ENT(ELF, EM_HEXAGON ),
683 LLVM_READOBJ_ENUM_ENT(ELF, EM_8051 ),
684 LLVM_READOBJ_ENUM_ENT(ELF, EM_STXP7X ),
685 LLVM_READOBJ_ENUM_ENT(ELF, EM_NDS32 ),
686 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG1 ),
687 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG1X ),
688 LLVM_READOBJ_ENUM_ENT(ELF, EM_MAXQ30 ),
689 LLVM_READOBJ_ENUM_ENT(ELF, EM_XIMO16 ),
690 LLVM_READOBJ_ENUM_ENT(ELF, EM_MANIK ),
691 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRAYNV2 ),
692 LLVM_READOBJ_ENUM_ENT(ELF, EM_RX ),
693 LLVM_READOBJ_ENUM_ENT(ELF, EM_METAG ),
694 LLVM_READOBJ_ENUM_ENT(ELF, EM_MCST_ELBRUS ),
695 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG16 ),
696 LLVM_READOBJ_ENUM_ENT(ELF, EM_CR16 ),
697 LLVM_READOBJ_ENUM_ENT(ELF, EM_ETPU ),
698 LLVM_READOBJ_ENUM_ENT(ELF, EM_SLE9X ),
699 LLVM_READOBJ_ENUM_ENT(ELF, EM_L10M ),
700 LLVM_READOBJ_ENUM_ENT(ELF, EM_K10M ),
701 LLVM_READOBJ_ENUM_ENT(ELF, EM_AARCH64 ),
702 LLVM_READOBJ_ENUM_ENT(ELF, EM_AVR32 ),
703 LLVM_READOBJ_ENUM_ENT(ELF, EM_STM8 ),
704 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILE64 ),
705 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILEPRO ),
706 LLVM_READOBJ_ENUM_ENT(ELF, EM_CUDA ),
707 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILEGX ),
708 LLVM_READOBJ_ENUM_ENT(ELF, EM_CLOUDSHIELD ),
709 LLVM_READOBJ_ENUM_ENT(ELF, EM_COREA_1ST ),
710 LLVM_READOBJ_ENUM_ENT(ELF, EM_COREA_2ND ),
711 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC_COMPACT2 ),
712 LLVM_READOBJ_ENUM_ENT(ELF, EM_OPEN8 ),
713 LLVM_READOBJ_ENUM_ENT(ELF, EM_RL78 ),
714 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE5 ),
715 LLVM_READOBJ_ENUM_ENT(ELF, EM_78KOR ),
716 LLVM_READOBJ_ENUM_ENT(ELF, EM_56800EX ),
717 LLVM_READOBJ_ENUM_ENT(ELF, EM_AMDGPU )
720 static const EnumEntry<unsigned> ElfSymbolBindings[] = {
721 { "Local", ELF::STB_LOCAL },
722 { "Global", ELF::STB_GLOBAL },
723 { "Weak", ELF::STB_WEAK },
724 { "Unique", ELF::STB_GNU_UNIQUE }
727 static const EnumEntry<unsigned> ElfSymbolTypes[] = {
728 { "None", ELF::STT_NOTYPE },
729 { "Object", ELF::STT_OBJECT },
730 { "Function", ELF::STT_FUNC },
731 { "Section", ELF::STT_SECTION },
732 { "File", ELF::STT_FILE },
733 { "Common", ELF::STT_COMMON },
734 { "TLS", ELF::STT_TLS },
735 { "GNU_IFunc", ELF::STT_GNU_IFUNC }
738 static const EnumEntry<unsigned> AMDGPUSymbolTypes[] = {
739 { "AMDGPU_HSA_KERNEL", ELF::STT_AMDGPU_HSA_KERNEL },
740 { "AMDGPU_HSA_INDIRECT_FUNCTION", ELF::STT_AMDGPU_HSA_INDIRECT_FUNCTION },
741 { "AMDGPU_HSA_METADATA", ELF::STT_AMDGPU_HSA_METADATA }
744 static const char *getElfSectionType(unsigned Arch, unsigned Type) {
748 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_EXIDX);
749 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_PREEMPTMAP);
750 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_ATTRIBUTES);
751 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_DEBUGOVERLAY);
752 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_OVERLAYSECTION);
754 case ELF::EM_HEXAGON:
755 switch (Type) { LLVM_READOBJ_ENUM_CASE(ELF, SHT_HEX_ORDERED); }
757 switch (Type) { LLVM_READOBJ_ENUM_CASE(ELF, SHT_X86_64_UNWIND); }
759 case ELF::EM_MIPS_RS3_LE:
761 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_REGINFO);
762 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_OPTIONS);
763 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_ABIFLAGS);
768 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NULL );
769 LLVM_READOBJ_ENUM_CASE(ELF, SHT_PROGBITS );
770 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SYMTAB );
771 LLVM_READOBJ_ENUM_CASE(ELF, SHT_STRTAB );
772 LLVM_READOBJ_ENUM_CASE(ELF, SHT_RELA );
773 LLVM_READOBJ_ENUM_CASE(ELF, SHT_HASH );
774 LLVM_READOBJ_ENUM_CASE(ELF, SHT_DYNAMIC );
775 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NOTE );
776 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NOBITS );
777 LLVM_READOBJ_ENUM_CASE(ELF, SHT_REL );
778 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SHLIB );
779 LLVM_READOBJ_ENUM_CASE(ELF, SHT_DYNSYM );
780 LLVM_READOBJ_ENUM_CASE(ELF, SHT_INIT_ARRAY );
781 LLVM_READOBJ_ENUM_CASE(ELF, SHT_FINI_ARRAY );
782 LLVM_READOBJ_ENUM_CASE(ELF, SHT_PREINIT_ARRAY );
783 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GROUP );
784 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SYMTAB_SHNDX );
785 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_ATTRIBUTES );
786 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_HASH );
787 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_verdef );
788 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_verneed );
789 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_versym );
794 static const EnumEntry<unsigned> ElfSectionFlags[] = {
795 LLVM_READOBJ_ENUM_ENT(ELF, SHF_WRITE ),
796 LLVM_READOBJ_ENUM_ENT(ELF, SHF_ALLOC ),
797 LLVM_READOBJ_ENUM_ENT(ELF, SHF_EXCLUDE ),
798 LLVM_READOBJ_ENUM_ENT(ELF, SHF_EXECINSTR ),
799 LLVM_READOBJ_ENUM_ENT(ELF, SHF_MERGE ),
800 LLVM_READOBJ_ENUM_ENT(ELF, SHF_STRINGS ),
801 LLVM_READOBJ_ENUM_ENT(ELF, SHF_INFO_LINK ),
802 LLVM_READOBJ_ENUM_ENT(ELF, SHF_LINK_ORDER ),
803 LLVM_READOBJ_ENUM_ENT(ELF, SHF_OS_NONCONFORMING),
804 LLVM_READOBJ_ENUM_ENT(ELF, SHF_GROUP ),
805 LLVM_READOBJ_ENUM_ENT(ELF, SHF_TLS ),
806 LLVM_READOBJ_ENUM_ENT(ELF, XCORE_SHF_CP_SECTION),
807 LLVM_READOBJ_ENUM_ENT(ELF, XCORE_SHF_DP_SECTION),
808 LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_NOSTRIP ),
809 LLVM_READOBJ_ENUM_ENT(ELF, SHF_AMDGPU_HSA_GLOBAL),
810 LLVM_READOBJ_ENUM_ENT(ELF, SHF_AMDGPU_HSA_READONLY),
811 LLVM_READOBJ_ENUM_ENT(ELF, SHF_AMDGPU_HSA_CODE),
812 LLVM_READOBJ_ENUM_ENT(ELF, SHF_AMDGPU_HSA_AGENT)
815 static const char *getElfSegmentType(unsigned Arch, unsigned Type) {
816 // Check potentially overlapped processor-specific
817 // program header type.
821 LLVM_READOBJ_ENUM_CASE(ELF, PT_AMDGPU_HSA_LOAD_GLOBAL_PROGRAM);
822 LLVM_READOBJ_ENUM_CASE(ELF, PT_AMDGPU_HSA_LOAD_GLOBAL_AGENT);
823 LLVM_READOBJ_ENUM_CASE(ELF, PT_AMDGPU_HSA_LOAD_READONLY_AGENT);
824 LLVM_READOBJ_ENUM_CASE(ELF, PT_AMDGPU_HSA_LOAD_CODE_AGENT);
828 LLVM_READOBJ_ENUM_CASE(ELF, PT_ARM_EXIDX);
831 case ELF::EM_MIPS_RS3_LE:
833 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_REGINFO);
834 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_RTPROC);
835 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_OPTIONS);
836 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_ABIFLAGS);
841 LLVM_READOBJ_ENUM_CASE(ELF, PT_NULL );
842 LLVM_READOBJ_ENUM_CASE(ELF, PT_LOAD );
843 LLVM_READOBJ_ENUM_CASE(ELF, PT_DYNAMIC);
844 LLVM_READOBJ_ENUM_CASE(ELF, PT_INTERP );
845 LLVM_READOBJ_ENUM_CASE(ELF, PT_NOTE );
846 LLVM_READOBJ_ENUM_CASE(ELF, PT_SHLIB );
847 LLVM_READOBJ_ENUM_CASE(ELF, PT_PHDR );
848 LLVM_READOBJ_ENUM_CASE(ELF, PT_TLS );
850 LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_EH_FRAME);
851 LLVM_READOBJ_ENUM_CASE(ELF, PT_SUNW_UNWIND);
853 LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_STACK);
854 LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_RELRO);
859 static const EnumEntry<unsigned> ElfSegmentFlags[] = {
860 LLVM_READOBJ_ENUM_ENT(ELF, PF_X),
861 LLVM_READOBJ_ENUM_ENT(ELF, PF_W),
862 LLVM_READOBJ_ENUM_ENT(ELF, PF_R)
865 static const EnumEntry<unsigned> ElfHeaderMipsFlags[] = {
866 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_NOREORDER),
867 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_PIC),
868 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_CPIC),
869 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI2),
870 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_32BITMODE),
871 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_FP64),
872 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_NAN2008),
873 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_O32),
874 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_O64),
875 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_EABI32),
876 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_EABI64),
877 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_3900),
878 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4010),
879 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4100),
880 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4650),
881 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4120),
882 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4111),
883 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_SB1),
884 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_OCTEON),
885 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_XLR),
886 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_OCTEON2),
887 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_OCTEON3),
888 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_5400),
889 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_5900),
890 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_5500),
891 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_9000),
892 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_LS2E),
893 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_LS2F),
894 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_LS3A),
895 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MICROMIPS),
896 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_ASE_M16),
897 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_ASE_MDMX),
898 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_1),
899 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_2),
900 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_3),
901 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_4),
902 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_5),
903 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32),
904 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64),
905 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32R2),
906 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64R2),
907 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32R6),
908 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64R6)
911 template <typename ELFT>
912 ELFDumper<ELFT>::ELFDumper(const ELFFile<ELFT> *Obj, StreamWriter &Writer)
913 : ObjDumper(Writer), Obj(Obj) {
915 SmallVector<const Elf_Phdr *, 4> LoadSegments;
916 for (const Elf_Phdr &Phdr : Obj->program_headers()) {
917 if (Phdr.p_type == ELF::PT_DYNAMIC) {
918 DynamicProgHeader = &Phdr;
921 if (Phdr.p_type != ELF::PT_LOAD || Phdr.p_filesz == 0)
923 LoadSegments.push_back(&Phdr);
926 auto toMappedAddr = [&](uint64_t VAddr) -> const uint8_t * {
927 const Elf_Phdr **I = std::upper_bound(
928 LoadSegments.begin(), LoadSegments.end(), VAddr, compareAddr<ELFT>);
929 if (I == LoadSegments.begin())
930 report_fatal_error("Virtual address is not in any segment");
932 const Elf_Phdr &Phdr = **I;
933 uint64_t Delta = VAddr - Phdr.p_vaddr;
934 if (Delta >= Phdr.p_filesz)
935 report_fatal_error("Virtual address is not in any segment");
936 return Obj->base() + Phdr.p_offset + Delta;
939 uint64_t SONameOffset = 0;
940 const char *StringTableBegin = nullptr;
941 uint64_t StringTableSize = 0;
942 for (const Elf_Dyn &Dyn : dynamic_table()) {
946 reinterpret_cast<const Elf_Hash *>(toMappedAddr(Dyn.getPtr()));
948 case ELF::DT_GNU_HASH:
950 reinterpret_cast<const Elf_GnuHash *>(toMappedAddr(Dyn.getPtr()));
953 DynRelaRegion.Addr = toMappedAddr(Dyn.getPtr());
956 DynRelaRegion.Size = Dyn.getVal();
958 case ELF::DT_RELAENT:
959 DynRelaRegion.EntSize = Dyn.getVal();
962 SONameOffset = Dyn.getVal();
965 StringTableBegin = (const char *)toMappedAddr(Dyn.getPtr());
968 StringTableSize = Dyn.getVal();
972 reinterpret_cast<const Elf_Sym *>(toMappedAddr(Dyn.getPtr()));
976 if (StringTableBegin)
977 DynamicStringTable = StringRef(StringTableBegin, StringTableSize);
979 SOName = getDynamicString(SONameOffset);
981 for (const Elf_Shdr &Sec : Obj->sections()) {
982 switch (Sec.sh_type) {
983 case ELF::SHT_GNU_versym:
984 if (dot_gnu_version_sec != nullptr)
985 reportError("Multiple SHT_GNU_versym");
986 dot_gnu_version_sec = &Sec;
988 case ELF::SHT_GNU_verdef:
989 if (dot_gnu_version_d_sec != nullptr)
990 reportError("Multiple SHT_GNU_verdef");
991 dot_gnu_version_d_sec = &Sec;
993 case ELF::SHT_GNU_verneed:
994 if (dot_gnu_version_r_sec != nullptr)
995 reportError("Multilpe SHT_GNU_verneed");
996 dot_gnu_version_r_sec = &Sec;
998 case ELF::SHT_DYNSYM:
999 if (DotDynSymSec != nullptr)
1000 reportError("Multilpe SHT_DYNSYM");
1001 DotDynSymSec = &Sec;
1003 case ELF::SHT_SYMTAB:
1004 if (DotSymtabSec != nullptr)
1005 reportError("Multilpe SHT_SYMTAB");
1006 DotSymtabSec = &Sec;
1008 case ELF::SHT_SYMTAB_SHNDX: {
1009 ErrorOr<ArrayRef<Elf_Word>> TableOrErr = Obj->getSHNDXTable(Sec);
1010 error(TableOrErr.getError());
1011 ShndxTable = *TableOrErr;
1018 template <typename ELFT>
1019 const typename ELFDumper<ELFT>::Elf_Rela *
1020 ELFDumper<ELFT>::dyn_rela_begin() const {
1021 if (DynRelaRegion.Size && DynRelaRegion.EntSize != sizeof(Elf_Rela))
1022 report_fatal_error("Invalid relocation entry size");
1023 return reinterpret_cast<const Elf_Rela *>(DynRelaRegion.Addr);
1026 template <typename ELFT>
1027 const typename ELFDumper<ELFT>::Elf_Rela *
1028 ELFDumper<ELFT>::dyn_rela_end() const {
1029 uint64_t Size = DynRelaRegion.Size;
1030 if (Size % sizeof(Elf_Rela))
1031 report_fatal_error("Invalid relocation table size");
1032 return dyn_rela_begin() + Size / sizeof(Elf_Rela);
1035 template <typename ELFT>
1036 typename ELFDumper<ELFT>::Elf_Rela_Range ELFDumper<ELFT>::dyn_relas() const {
1037 return make_range(dyn_rela_begin(), dyn_rela_end());
1040 template<class ELFT>
1041 void ELFDumper<ELFT>::printFileHeaders() {
1042 const Elf_Ehdr *Header = Obj->getHeader();
1045 DictScope D(W, "ElfHeader");
1047 DictScope D(W, "Ident");
1048 W.printBinary("Magic", makeArrayRef(Header->e_ident).slice(ELF::EI_MAG0,
1050 W.printEnum ("Class", Header->e_ident[ELF::EI_CLASS],
1051 makeArrayRef(ElfClass));
1052 W.printEnum ("DataEncoding", Header->e_ident[ELF::EI_DATA],
1053 makeArrayRef(ElfDataEncoding));
1054 W.printNumber("FileVersion", Header->e_ident[ELF::EI_VERSION]);
1056 // Handle architecture specific OS/ABI values.
1057 if (Header->e_machine == ELF::EM_AMDGPU &&
1058 Header->e_ident[ELF::EI_OSABI] == ELF::ELFOSABI_AMDGPU_HSA)
1059 W.printHex("OS/ABI", "AMDGPU_HSA", ELF::ELFOSABI_AMDGPU_HSA);
1061 W.printEnum ("OS/ABI", Header->e_ident[ELF::EI_OSABI],
1062 makeArrayRef(ElfOSABI));
1063 W.printNumber("ABIVersion", Header->e_ident[ELF::EI_ABIVERSION]);
1064 W.printBinary("Unused", makeArrayRef(Header->e_ident).slice(ELF::EI_PAD));
1067 W.printEnum ("Type", Header->e_type, makeArrayRef(ElfObjectFileType));
1068 W.printEnum ("Machine", Header->e_machine, makeArrayRef(ElfMachineType));
1069 W.printNumber("Version", Header->e_version);
1070 W.printHex ("Entry", Header->e_entry);
1071 W.printHex ("ProgramHeaderOffset", Header->e_phoff);
1072 W.printHex ("SectionHeaderOffset", Header->e_shoff);
1073 if (Header->e_machine == EM_MIPS)
1074 W.printFlags("Flags", Header->e_flags, makeArrayRef(ElfHeaderMipsFlags),
1075 unsigned(ELF::EF_MIPS_ARCH), unsigned(ELF::EF_MIPS_ABI),
1076 unsigned(ELF::EF_MIPS_MACH));
1078 W.printFlags("Flags", Header->e_flags);
1079 W.printNumber("HeaderSize", Header->e_ehsize);
1080 W.printNumber("ProgramHeaderEntrySize", Header->e_phentsize);
1081 W.printNumber("ProgramHeaderCount", Header->e_phnum);
1082 W.printNumber("SectionHeaderEntrySize", Header->e_shentsize);
1083 W.printNumber("SectionHeaderCount", Header->e_shnum);
1084 W.printNumber("StringTableSectionIndex", Header->e_shstrndx);
1088 template<class ELFT>
1089 void ELFDumper<ELFT>::printSections() {
1090 ListScope SectionsD(W, "Sections");
1092 int SectionIndex = -1;
1093 for (const Elf_Shdr &Sec : Obj->sections()) {
1096 StringRef Name = errorOrDefault(Obj->getSectionName(&Sec));
1098 DictScope SectionD(W, "Section");
1099 W.printNumber("Index", SectionIndex);
1100 W.printNumber("Name", Name, Sec.sh_name);
1102 getElfSectionType(Obj->getHeader()->e_machine, Sec.sh_type),
1104 W.printFlags("Flags", Sec.sh_flags, makeArrayRef(ElfSectionFlags));
1105 W.printHex("Address", Sec.sh_addr);
1106 W.printHex("Offset", Sec.sh_offset);
1107 W.printNumber("Size", Sec.sh_size);
1108 W.printNumber("Link", Sec.sh_link);
1109 W.printNumber("Info", Sec.sh_info);
1110 W.printNumber("AddressAlignment", Sec.sh_addralign);
1111 W.printNumber("EntrySize", Sec.sh_entsize);
1113 if (opts::SectionRelocations) {
1114 ListScope D(W, "Relocations");
1115 printRelocations(&Sec);
1118 if (opts::SectionSymbols) {
1119 ListScope D(W, "Symbols");
1120 const Elf_Shdr *Symtab = DotSymtabSec;
1121 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*Symtab);
1122 error(StrTableOrErr.getError());
1123 StringRef StrTable = *StrTableOrErr;
1125 for (const Elf_Sym &Sym : Obj->symbols(Symtab)) {
1126 ErrorOr<const Elf_Shdr *> SymSec =
1127 Obj->getSection(&Sym, Symtab, ShndxTable);
1130 if (*SymSec == &Sec)
1131 printSymbol(&Sym, Symtab, StrTable, false);
1135 if (opts::SectionData && Sec.sh_type != ELF::SHT_NOBITS) {
1136 ArrayRef<uint8_t> Data = errorOrDefault(Obj->getSectionContents(&Sec));
1137 W.printBinaryBlock("SectionData",
1138 StringRef((const char *)Data.data(), Data.size()));
1143 template<class ELFT>
1144 void ELFDumper<ELFT>::printRelocations() {
1145 ListScope D(W, "Relocations");
1147 int SectionNumber = -1;
1148 for (const Elf_Shdr &Sec : Obj->sections()) {
1151 if (Sec.sh_type != ELF::SHT_REL && Sec.sh_type != ELF::SHT_RELA)
1154 StringRef Name = errorOrDefault(Obj->getSectionName(&Sec));
1156 W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
1159 printRelocations(&Sec);
1162 W.startLine() << "}\n";
1166 template<class ELFT>
1167 void ELFDumper<ELFT>::printDynamicRelocations() {
1168 W.startLine() << "Dynamic Relocations {\n";
1170 for (const Elf_Rela &Rel : dyn_relas()) {
1171 SmallString<32> RelocName;
1172 Obj->getRelocationTypeName(Rel.getType(Obj->isMips64EL()), RelocName);
1173 StringRef SymbolName;
1174 uint32_t SymIndex = Rel.getSymbol(Obj->isMips64EL());
1175 const Elf_Sym *Sym = DynSymStart + SymIndex;
1176 SymbolName = errorOrDefault(Sym->getName(DynamicStringTable));
1177 if (opts::ExpandRelocs) {
1178 DictScope Group(W, "Relocation");
1179 W.printHex("Offset", Rel.r_offset);
1180 W.printNumber("Type", RelocName, (int)Rel.getType(Obj->isMips64EL()));
1181 W.printString("Symbol", SymbolName.size() > 0 ? SymbolName : "-");
1182 W.printHex("Addend", Rel.r_addend);
1185 raw_ostream& OS = W.startLine();
1186 OS << W.hex(Rel.r_offset) << " " << RelocName << " "
1187 << (SymbolName.size() > 0 ? SymbolName : "-") << " "
1188 << W.hex(Rel.r_addend) << "\n";
1192 W.startLine() << "}\n";
1195 template <class ELFT>
1196 void ELFDumper<ELFT>::printRelocations(const Elf_Shdr *Sec) {
1197 ErrorOr<const Elf_Shdr *> SymTabOrErr = Obj->getSection(Sec->sh_link);
1198 error(SymTabOrErr.getError());
1199 const Elf_Shdr *SymTab = *SymTabOrErr;
1201 switch (Sec->sh_type) {
1203 for (const Elf_Rel &R : Obj->rels(Sec)) {
1205 Rela.r_offset = R.r_offset;
1206 Rela.r_info = R.r_info;
1208 printRelocation(Rela, SymTab);
1212 for (const Elf_Rela &R : Obj->relas(Sec))
1213 printRelocation(R, SymTab);
1218 template <class ELFT>
1219 void ELFDumper<ELFT>::printRelocation(Elf_Rela Rel, const Elf_Shdr *SymTab) {
1220 SmallString<32> RelocName;
1221 Obj->getRelocationTypeName(Rel.getType(Obj->isMips64EL()), RelocName);
1222 StringRef TargetName;
1223 const Elf_Sym *Sym = Obj->getRelocationSymbol(&Rel, SymTab);
1224 if (Sym && Sym->getType() == ELF::STT_SECTION) {
1225 ErrorOr<const Elf_Shdr *> Sec = Obj->getSection(Sym, SymTab, ShndxTable);
1226 error(Sec.getError());
1227 ErrorOr<StringRef> SecName = Obj->getSectionName(*Sec);
1229 TargetName = SecName.get();
1231 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*SymTab);
1232 error(StrTableOrErr.getError());
1233 TargetName = errorOrDefault(Sym->getName(*StrTableOrErr));
1236 if (opts::ExpandRelocs) {
1237 DictScope Group(W, "Relocation");
1238 W.printHex("Offset", Rel.r_offset);
1239 W.printNumber("Type", RelocName, (int)Rel.getType(Obj->isMips64EL()));
1240 W.printNumber("Symbol", TargetName.size() > 0 ? TargetName : "-",
1241 Rel.getSymbol(Obj->isMips64EL()));
1242 W.printHex("Addend", Rel.r_addend);
1244 raw_ostream& OS = W.startLine();
1245 OS << W.hex(Rel.r_offset) << " " << RelocName << " "
1246 << (TargetName.size() > 0 ? TargetName : "-") << " "
1247 << W.hex(Rel.r_addend) << "\n";
1251 template<class ELFT>
1252 void ELFDumper<ELFT>::printSymbolsHelper(bool IsDynamic) {
1253 const Elf_Shdr *Symtab = (IsDynamic) ? DotDynSymSec : DotSymtabSec;
1256 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*Symtab);
1257 error(StrTableOrErr.getError());
1258 StringRef StrTable = *StrTableOrErr;
1259 for (const Elf_Sym &Sym : Obj->symbols(Symtab))
1260 printSymbol(&Sym, Symtab, StrTable, IsDynamic);
1263 template<class ELFT>
1264 void ELFDumper<ELFT>::printSymbols() {
1265 ListScope Group(W, "Symbols");
1266 printSymbolsHelper(false);
1269 template<class ELFT>
1270 void ELFDumper<ELFT>::printDynamicSymbols() {
1271 ListScope Group(W, "DynamicSymbols");
1272 printSymbolsHelper(true);
1275 template <class ELFT>
1276 void ELFDumper<ELFT>::printSymbol(const Elf_Sym *Symbol, const Elf_Shdr *SymTab,
1277 StringRef StrTable, bool IsDynamic) {
1278 unsigned SectionIndex = 0;
1279 StringRef SectionName;
1280 getSectionNameIndex(*Obj, Symbol, SymTab, ShndxTable, SectionName,
1282 std::string FullSymbolName = getFullSymbolName(Symbol, StrTable, IsDynamic);
1283 unsigned char SymbolType = Symbol->getType();
1285 DictScope D(W, "Symbol");
1286 W.printNumber("Name", FullSymbolName, Symbol->st_name);
1287 W.printHex ("Value", Symbol->st_value);
1288 W.printNumber("Size", Symbol->st_size);
1289 W.printEnum ("Binding", Symbol->getBinding(),
1290 makeArrayRef(ElfSymbolBindings));
1291 if (Obj->getHeader()->e_machine == ELF::EM_AMDGPU &&
1292 SymbolType >= ELF::STT_LOOS && SymbolType < ELF::STT_HIOS)
1293 W.printEnum ("Type", SymbolType, makeArrayRef(AMDGPUSymbolTypes));
1295 W.printEnum ("Type", SymbolType, makeArrayRef(ElfSymbolTypes));
1296 W.printNumber("Other", Symbol->st_other);
1297 W.printHex("Section", SectionName, SectionIndex);
1300 #define LLVM_READOBJ_TYPE_CASE(name) \
1301 case DT_##name: return #name
1303 static const char *getTypeString(uint64_t Type) {
1305 LLVM_READOBJ_TYPE_CASE(BIND_NOW);
1306 LLVM_READOBJ_TYPE_CASE(DEBUG);
1307 LLVM_READOBJ_TYPE_CASE(FINI);
1308 LLVM_READOBJ_TYPE_CASE(FINI_ARRAY);
1309 LLVM_READOBJ_TYPE_CASE(FINI_ARRAYSZ);
1310 LLVM_READOBJ_TYPE_CASE(FLAGS);
1311 LLVM_READOBJ_TYPE_CASE(FLAGS_1);
1312 LLVM_READOBJ_TYPE_CASE(HASH);
1313 LLVM_READOBJ_TYPE_CASE(INIT);
1314 LLVM_READOBJ_TYPE_CASE(INIT_ARRAY);
1315 LLVM_READOBJ_TYPE_CASE(INIT_ARRAYSZ);
1316 LLVM_READOBJ_TYPE_CASE(PREINIT_ARRAY);
1317 LLVM_READOBJ_TYPE_CASE(PREINIT_ARRAYSZ);
1318 LLVM_READOBJ_TYPE_CASE(JMPREL);
1319 LLVM_READOBJ_TYPE_CASE(NEEDED);
1320 LLVM_READOBJ_TYPE_CASE(NULL);
1321 LLVM_READOBJ_TYPE_CASE(PLTGOT);
1322 LLVM_READOBJ_TYPE_CASE(PLTREL);
1323 LLVM_READOBJ_TYPE_CASE(PLTRELSZ);
1324 LLVM_READOBJ_TYPE_CASE(REL);
1325 LLVM_READOBJ_TYPE_CASE(RELA);
1326 LLVM_READOBJ_TYPE_CASE(RELENT);
1327 LLVM_READOBJ_TYPE_CASE(RELSZ);
1328 LLVM_READOBJ_TYPE_CASE(RELAENT);
1329 LLVM_READOBJ_TYPE_CASE(RELASZ);
1330 LLVM_READOBJ_TYPE_CASE(RPATH);
1331 LLVM_READOBJ_TYPE_CASE(RUNPATH);
1332 LLVM_READOBJ_TYPE_CASE(SONAME);
1333 LLVM_READOBJ_TYPE_CASE(STRSZ);
1334 LLVM_READOBJ_TYPE_CASE(STRTAB);
1335 LLVM_READOBJ_TYPE_CASE(SYMBOLIC);
1336 LLVM_READOBJ_TYPE_CASE(SYMENT);
1337 LLVM_READOBJ_TYPE_CASE(SYMTAB);
1338 LLVM_READOBJ_TYPE_CASE(TEXTREL);
1339 LLVM_READOBJ_TYPE_CASE(VERDEF);
1340 LLVM_READOBJ_TYPE_CASE(VERDEFNUM);
1341 LLVM_READOBJ_TYPE_CASE(VERNEED);
1342 LLVM_READOBJ_TYPE_CASE(VERNEEDNUM);
1343 LLVM_READOBJ_TYPE_CASE(VERSYM);
1344 LLVM_READOBJ_TYPE_CASE(RELCOUNT);
1345 LLVM_READOBJ_TYPE_CASE(GNU_HASH);
1346 LLVM_READOBJ_TYPE_CASE(MIPS_RLD_VERSION);
1347 LLVM_READOBJ_TYPE_CASE(MIPS_RLD_MAP_REL);
1348 LLVM_READOBJ_TYPE_CASE(MIPS_FLAGS);
1349 LLVM_READOBJ_TYPE_CASE(MIPS_BASE_ADDRESS);
1350 LLVM_READOBJ_TYPE_CASE(MIPS_LOCAL_GOTNO);
1351 LLVM_READOBJ_TYPE_CASE(MIPS_SYMTABNO);
1352 LLVM_READOBJ_TYPE_CASE(MIPS_UNREFEXTNO);
1353 LLVM_READOBJ_TYPE_CASE(MIPS_GOTSYM);
1354 LLVM_READOBJ_TYPE_CASE(MIPS_RLD_MAP);
1355 LLVM_READOBJ_TYPE_CASE(MIPS_PLTGOT);
1356 LLVM_READOBJ_TYPE_CASE(MIPS_OPTIONS);
1357 default: return "unknown";
1361 #undef LLVM_READOBJ_TYPE_CASE
1363 #define LLVM_READOBJ_DT_FLAG_ENT(prefix, enum) \
1364 { #enum, prefix##_##enum }
1366 static const EnumEntry<unsigned> ElfDynamicDTFlags[] = {
1367 LLVM_READOBJ_DT_FLAG_ENT(DF, ORIGIN),
1368 LLVM_READOBJ_DT_FLAG_ENT(DF, SYMBOLIC),
1369 LLVM_READOBJ_DT_FLAG_ENT(DF, TEXTREL),
1370 LLVM_READOBJ_DT_FLAG_ENT(DF, BIND_NOW),
1371 LLVM_READOBJ_DT_FLAG_ENT(DF, STATIC_TLS)
1374 static const EnumEntry<unsigned> ElfDynamicDTFlags1[] = {
1375 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOW),
1376 LLVM_READOBJ_DT_FLAG_ENT(DF_1, GLOBAL),
1377 LLVM_READOBJ_DT_FLAG_ENT(DF_1, GROUP),
1378 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODELETE),
1379 LLVM_READOBJ_DT_FLAG_ENT(DF_1, LOADFLTR),
1380 LLVM_READOBJ_DT_FLAG_ENT(DF_1, INITFIRST),
1381 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOOPEN),
1382 LLVM_READOBJ_DT_FLAG_ENT(DF_1, ORIGIN),
1383 LLVM_READOBJ_DT_FLAG_ENT(DF_1, DIRECT),
1384 LLVM_READOBJ_DT_FLAG_ENT(DF_1, TRANS),
1385 LLVM_READOBJ_DT_FLAG_ENT(DF_1, INTERPOSE),
1386 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODEFLIB),
1387 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODUMP),
1388 LLVM_READOBJ_DT_FLAG_ENT(DF_1, CONFALT),
1389 LLVM_READOBJ_DT_FLAG_ENT(DF_1, ENDFILTEE),
1390 LLVM_READOBJ_DT_FLAG_ENT(DF_1, DISPRELDNE),
1391 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODIRECT),
1392 LLVM_READOBJ_DT_FLAG_ENT(DF_1, IGNMULDEF),
1393 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOKSYMS),
1394 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOHDR),
1395 LLVM_READOBJ_DT_FLAG_ENT(DF_1, EDITED),
1396 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NORELOC),
1397 LLVM_READOBJ_DT_FLAG_ENT(DF_1, SYMINTPOSE),
1398 LLVM_READOBJ_DT_FLAG_ENT(DF_1, GLOBAUDIT),
1399 LLVM_READOBJ_DT_FLAG_ENT(DF_1, SINGLETON)
1402 static const EnumEntry<unsigned> ElfDynamicDTMipsFlags[] = {
1403 LLVM_READOBJ_DT_FLAG_ENT(RHF, NONE),
1404 LLVM_READOBJ_DT_FLAG_ENT(RHF, QUICKSTART),
1405 LLVM_READOBJ_DT_FLAG_ENT(RHF, NOTPOT),
1406 LLVM_READOBJ_DT_FLAG_ENT(RHS, NO_LIBRARY_REPLACEMENT),
1407 LLVM_READOBJ_DT_FLAG_ENT(RHF, NO_MOVE),
1408 LLVM_READOBJ_DT_FLAG_ENT(RHF, SGI_ONLY),
1409 LLVM_READOBJ_DT_FLAG_ENT(RHF, GUARANTEE_INIT),
1410 LLVM_READOBJ_DT_FLAG_ENT(RHF, DELTA_C_PLUS_PLUS),
1411 LLVM_READOBJ_DT_FLAG_ENT(RHF, GUARANTEE_START_INIT),
1412 LLVM_READOBJ_DT_FLAG_ENT(RHF, PIXIE),
1413 LLVM_READOBJ_DT_FLAG_ENT(RHF, DEFAULT_DELAY_LOAD),
1414 LLVM_READOBJ_DT_FLAG_ENT(RHF, REQUICKSTART),
1415 LLVM_READOBJ_DT_FLAG_ENT(RHF, REQUICKSTARTED),
1416 LLVM_READOBJ_DT_FLAG_ENT(RHF, CORD),
1417 LLVM_READOBJ_DT_FLAG_ENT(RHF, NO_UNRES_UNDEF),
1418 LLVM_READOBJ_DT_FLAG_ENT(RHF, RLD_ORDER_SAFE)
1421 #undef LLVM_READOBJ_DT_FLAG_ENT
1423 template <typename T, typename TFlag>
1424 void printFlags(T Value, ArrayRef<EnumEntry<TFlag>> Flags, raw_ostream &OS) {
1425 typedef EnumEntry<TFlag> FlagEntry;
1426 typedef SmallVector<FlagEntry, 10> FlagVector;
1427 FlagVector SetFlags;
1429 for (const auto &Flag : Flags) {
1430 if (Flag.Value == 0)
1433 if ((Value & Flag.Value) == Flag.Value)
1434 SetFlags.push_back(Flag);
1437 for (const auto &Flag : SetFlags) {
1438 OS << Flag.Name << " ";
1442 template <class ELFT>
1443 StringRef ELFDumper<ELFT>::getDynamicString(uint64_t Value) const {
1444 if (Value >= DynamicStringTable.size())
1445 reportError("Invalid dynamic string table reference");
1446 return StringRef(DynamicStringTable.data() + Value);
1449 template <class ELFT>
1450 void ELFDumper<ELFT>::printValue(uint64_t Type, uint64_t Value) {
1451 raw_ostream &OS = W.getOStream();
1454 if (Value == DT_REL) {
1457 } else if (Value == DT_RELA) {
1473 case DT_PREINIT_ARRAY:
1480 case DT_MIPS_BASE_ADDRESS:
1481 case DT_MIPS_GOTSYM:
1482 case DT_MIPS_RLD_MAP:
1483 case DT_MIPS_RLD_MAP_REL:
1484 case DT_MIPS_PLTGOT:
1485 case DT_MIPS_OPTIONS:
1486 OS << format("0x%" PRIX64, Value);
1491 case DT_MIPS_RLD_VERSION:
1492 case DT_MIPS_LOCAL_GOTNO:
1493 case DT_MIPS_SYMTABNO:
1494 case DT_MIPS_UNREFEXTNO:
1504 case DT_INIT_ARRAYSZ:
1505 case DT_FINI_ARRAYSZ:
1506 case DT_PREINIT_ARRAYSZ:
1507 OS << Value << " (bytes)";
1510 OS << "SharedLibrary (" << getDynamicString(Value) << ")";
1513 OS << "LibrarySoname (" << getDynamicString(Value) << ")";
1517 OS << getDynamicString(Value);
1520 printFlags(Value, makeArrayRef(ElfDynamicDTMipsFlags), OS);
1523 printFlags(Value, makeArrayRef(ElfDynamicDTFlags), OS);
1526 printFlags(Value, makeArrayRef(ElfDynamicDTFlags1), OS);
1529 OS << format("0x%" PRIX64, Value);
1534 template<class ELFT>
1535 void ELFDumper<ELFT>::printUnwindInfo() {
1536 W.startLine() << "UnwindInfo not implemented.\n";
1540 template <> void ELFDumper<ELFType<support::little, false>>::printUnwindInfo() {
1541 const unsigned Machine = Obj->getHeader()->e_machine;
1542 if (Machine == EM_ARM) {
1543 ARM::EHABI::PrinterContext<ELFType<support::little, false>> Ctx(
1544 W, Obj, DotSymtabSec);
1545 return Ctx.PrintUnwindInformation();
1547 W.startLine() << "UnwindInfo not implemented.\n";
1551 template<class ELFT>
1552 void ELFDumper<ELFT>::printDynamicTable() {
1553 auto I = dynamic_table_begin();
1554 auto E = dynamic_table_end();
1560 while (I != E && E->getTag() == ELF::DT_NULL)
1562 if (E->getTag() != ELF::DT_NULL)
1566 ptrdiff_t Total = std::distance(I, E);
1570 raw_ostream &OS = W.getOStream();
1571 W.startLine() << "DynamicSection [ (" << Total << " entries)\n";
1573 bool Is64 = ELFT::Is64Bits;
1576 << " Tag" << (Is64 ? " " : " ") << "Type"
1577 << " " << "Name/Value\n";
1579 const Elf_Dyn &Entry = *I;
1580 uintX_t Tag = Entry.getTag();
1582 W.startLine() << " " << format_hex(Tag, Is64 ? 18 : 10, true) << " "
1583 << format("%-21s", getTypeString(Tag));
1584 printValue(Tag, Entry.getVal());
1588 W.startLine() << "]\n";
1591 template<class ELFT>
1592 void ELFDumper<ELFT>::printNeededLibraries() {
1593 ListScope D(W, "NeededLibraries");
1595 typedef std::vector<StringRef> LibsTy;
1598 for (const auto &Entry : dynamic_table())
1599 if (Entry.d_tag == ELF::DT_NEEDED)
1600 Libs.push_back(getDynamicString(Entry.d_un.d_val));
1602 std::stable_sort(Libs.begin(), Libs.end());
1604 for (const auto &L : Libs) {
1605 outs() << " " << L << "\n";
1609 template<class ELFT>
1610 void ELFDumper<ELFT>::printProgramHeaders() {
1611 ListScope L(W, "ProgramHeaders");
1613 for (const Elf_Phdr &Phdr : Obj->program_headers()) {
1614 DictScope P(W, "ProgramHeader");
1616 getElfSegmentType(Obj->getHeader()->e_machine, Phdr.p_type),
1618 W.printHex("Offset", Phdr.p_offset);
1619 W.printHex("VirtualAddress", Phdr.p_vaddr);
1620 W.printHex("PhysicalAddress", Phdr.p_paddr);
1621 W.printNumber("FileSize", Phdr.p_filesz);
1622 W.printNumber("MemSize", Phdr.p_memsz);
1623 W.printFlags("Flags", Phdr.p_flags, makeArrayRef(ElfSegmentFlags));
1624 W.printNumber("Alignment", Phdr.p_align);
1628 template <typename ELFT>
1629 void ELFDumper<ELFT>::printHashTable() {
1630 DictScope D(W, "HashTable");
1633 W.printNumber("Num Buckets", HashTable->nbucket);
1634 W.printNumber("Num Chains", HashTable->nchain);
1635 W.printList("Buckets", HashTable->buckets());
1636 W.printList("Chains", HashTable->chains());
1639 template <typename ELFT>
1640 void ELFDumper<ELFT>::printGnuHashTable() {
1641 DictScope D(W, "GnuHashTable");
1644 W.printNumber("Num Buckets", GnuHashTable->nbuckets);
1645 W.printNumber("First Hashed Symbol Index", GnuHashTable->symndx);
1646 W.printNumber("Num Mask Words", GnuHashTable->maskwords);
1647 W.printNumber("Shift Count", GnuHashTable->shift2);
1648 W.printHexList("Bloom Filter", GnuHashTable->filter());
1649 W.printList("Buckets", GnuHashTable->buckets());
1651 reportError("No dynamic symbol section");
1652 W.printHexList("Values",
1653 GnuHashTable->values(DotDynSymSec->getEntityCount()));
1656 template <typename ELFT> void ELFDumper<ELFT>::printLoadName() {
1657 outs() << "LoadName: " << SOName << '\n';
1660 template <class ELFT>
1661 void ELFDumper<ELFT>::printAttributes() {
1662 W.startLine() << "Attributes not implemented.\n";
1666 template <> void ELFDumper<ELFType<support::little, false>>::printAttributes() {
1667 if (Obj->getHeader()->e_machine != EM_ARM) {
1668 W.startLine() << "Attributes not implemented.\n";
1672 DictScope BA(W, "BuildAttributes");
1673 for (const ELFO::Elf_Shdr &Sec : Obj->sections()) {
1674 if (Sec.sh_type != ELF::SHT_ARM_ATTRIBUTES)
1677 ErrorOr<ArrayRef<uint8_t>> Contents = Obj->getSectionContents(&Sec);
1681 if ((*Contents)[0] != ARMBuildAttrs::Format_Version) {
1682 errs() << "unrecognised FormatVersion: 0x" << utohexstr((*Contents)[0])
1687 W.printHex("FormatVersion", (*Contents)[0]);
1688 if (Contents->size() == 1)
1691 ARMAttributeParser(W).Parse(*Contents);
1697 template <class ELFT> class MipsGOTParser {
1699 typedef object::ELFFile<ELFT> ELFO;
1700 typedef typename ELFO::Elf_Shdr Elf_Shdr;
1701 typedef typename ELFO::Elf_Sym Elf_Sym;
1702 typedef typename ELFO::Elf_Dyn_Range Elf_Dyn_Range;
1703 typedef typename ELFO::Elf_Addr GOTEntry;
1704 typedef typename ELFO::Elf_Rel Elf_Rel;
1705 typedef typename ELFO::Elf_Rela Elf_Rela;
1707 MipsGOTParser(ELFDumper<ELFT> *Dumper, const ELFO *Obj,
1708 Elf_Dyn_Range DynTable, StreamWriter &W);
1714 ELFDumper<ELFT> *Dumper;
1717 llvm::Optional<uint64_t> DtPltGot;
1718 llvm::Optional<uint64_t> DtLocalGotNum;
1719 llvm::Optional<uint64_t> DtGotSym;
1720 llvm::Optional<uint64_t> DtMipsPltGot;
1721 llvm::Optional<uint64_t> DtJmpRel;
1723 std::size_t getGOTTotal(ArrayRef<uint8_t> GOT) const;
1724 const GOTEntry *makeGOTIter(ArrayRef<uint8_t> GOT, std::size_t EntryNum);
1726 void printGotEntry(uint64_t GotAddr, const GOTEntry *BeginIt,
1727 const GOTEntry *It);
1728 void printGlobalGotEntry(uint64_t GotAddr, const GOTEntry *BeginIt,
1729 const GOTEntry *It, const Elf_Sym *Sym,
1730 StringRef StrTable, bool IsDynamic);
1731 void printPLTEntry(uint64_t PLTAddr, const GOTEntry *BeginIt,
1732 const GOTEntry *It, StringRef Purpose);
1733 void printPLTEntry(uint64_t PLTAddr, const GOTEntry *BeginIt,
1734 const GOTEntry *It, StringRef StrTable,
1735 const Elf_Sym *Sym);
1739 template <class ELFT>
1740 MipsGOTParser<ELFT>::MipsGOTParser(ELFDumper<ELFT> *Dumper, const ELFO *Obj,
1741 Elf_Dyn_Range DynTable, StreamWriter &W)
1742 : Dumper(Dumper), Obj(Obj), W(W) {
1743 for (const auto &Entry : DynTable) {
1744 switch (Entry.getTag()) {
1745 case ELF::DT_PLTGOT:
1746 DtPltGot = Entry.getVal();
1748 case ELF::DT_MIPS_LOCAL_GOTNO:
1749 DtLocalGotNum = Entry.getVal();
1751 case ELF::DT_MIPS_GOTSYM:
1752 DtGotSym = Entry.getVal();
1754 case ELF::DT_MIPS_PLTGOT:
1755 DtMipsPltGot = Entry.getVal();
1757 case ELF::DT_JMPREL:
1758 DtJmpRel = Entry.getVal();
1764 template <class ELFT> void MipsGOTParser<ELFT>::parseGOT() {
1765 // See "Global Offset Table" in Chapter 5 in the following document
1766 // for detailed GOT description.
1767 // ftp://www.linux-mips.org/pub/linux/mips/doc/ABI/mipsabi.pdf
1769 W.startLine() << "Cannot find PLTGOT dynamic table tag.\n";
1772 if (!DtLocalGotNum) {
1773 W.startLine() << "Cannot find MIPS_LOCAL_GOTNO dynamic table tag.\n";
1777 W.startLine() << "Cannot find MIPS_GOTSYM dynamic table tag.\n";
1781 const Elf_Shdr *GOTShdr = findSectionByAddress(Obj, *DtPltGot);
1783 W.startLine() << "There is no .got section in the file.\n";
1787 ErrorOr<ArrayRef<uint8_t>> GOT = Obj->getSectionContents(GOTShdr);
1789 W.startLine() << "The .got section is empty.\n";
1793 if (*DtLocalGotNum > getGOTTotal(*GOT)) {
1794 W.startLine() << "MIPS_LOCAL_GOTNO exceeds a number of GOT entries.\n";
1798 const Elf_Shdr *DynSymSec = Dumper->getDotDynSymSec();
1799 ErrorOr<StringRef> StrTable = Obj->getStringTableForSymtab(*DynSymSec);
1800 error(StrTable.getError());
1801 const Elf_Sym *DynSymBegin = Obj->symbol_begin(DynSymSec);
1802 const Elf_Sym *DynSymEnd = Obj->symbol_end(DynSymSec);
1803 std::size_t DynSymTotal = std::size_t(std::distance(DynSymBegin, DynSymEnd));
1805 if (*DtGotSym > DynSymTotal) {
1806 W.startLine() << "MIPS_GOTSYM exceeds a number of dynamic symbols.\n";
1810 std::size_t GlobalGotNum = DynSymTotal - *DtGotSym;
1812 if (*DtLocalGotNum + GlobalGotNum > getGOTTotal(*GOT)) {
1813 W.startLine() << "Number of global GOT entries exceeds the size of GOT.\n";
1817 const GOTEntry *GotBegin = makeGOTIter(*GOT, 0);
1818 const GOTEntry *GotLocalEnd = makeGOTIter(*GOT, *DtLocalGotNum);
1819 const GOTEntry *It = GotBegin;
1821 DictScope GS(W, "Primary GOT");
1823 W.printHex("Canonical gp value", GOTShdr->sh_addr + 0x7ff0);
1825 ListScope RS(W, "Reserved entries");
1828 DictScope D(W, "Entry");
1829 printGotEntry(GOTShdr->sh_addr, GotBegin, It++);
1830 W.printString("Purpose", StringRef("Lazy resolver"));
1833 if (It != GotLocalEnd && (*It >> (sizeof(GOTEntry) * 8 - 1)) != 0) {
1834 DictScope D(W, "Entry");
1835 printGotEntry(GOTShdr->sh_addr, GotBegin, It++);
1836 W.printString("Purpose", StringRef("Module pointer (GNU extension)"));
1840 ListScope LS(W, "Local entries");
1841 for (; It != GotLocalEnd; ++It) {
1842 DictScope D(W, "Entry");
1843 printGotEntry(GOTShdr->sh_addr, GotBegin, It);
1847 ListScope GS(W, "Global entries");
1849 const GOTEntry *GotGlobalEnd =
1850 makeGOTIter(*GOT, *DtLocalGotNum + GlobalGotNum);
1851 const Elf_Sym *GotDynSym = DynSymBegin + *DtGotSym;
1852 for (; It != GotGlobalEnd; ++It) {
1853 DictScope D(W, "Entry");
1854 printGlobalGotEntry(GOTShdr->sh_addr, GotBegin, It, GotDynSym++,
1859 std::size_t SpecGotNum = getGOTTotal(*GOT) - *DtLocalGotNum - GlobalGotNum;
1860 W.printNumber("Number of TLS and multi-GOT entries", uint64_t(SpecGotNum));
1863 template <class ELFT> void MipsGOTParser<ELFT>::parsePLT() {
1864 if (!DtMipsPltGot) {
1865 W.startLine() << "Cannot find MIPS_PLTGOT dynamic table tag.\n";
1869 W.startLine() << "Cannot find JMPREL dynamic table tag.\n";
1873 const Elf_Shdr *PLTShdr = findSectionByAddress(Obj, *DtMipsPltGot);
1875 W.startLine() << "There is no .got.plt section in the file.\n";
1878 ErrorOr<ArrayRef<uint8_t>> PLT = Obj->getSectionContents(PLTShdr);
1880 W.startLine() << "The .got.plt section is empty.\n";
1884 const Elf_Shdr *PLTRelShdr = findSectionByAddress(Obj, *DtJmpRel);
1886 W.startLine() << "There is no .rel.plt section in the file.\n";
1889 ErrorOr<const Elf_Shdr *> SymTableOrErr =
1890 Obj->getSection(PLTRelShdr->sh_link);
1891 error(SymTableOrErr.getError());
1892 const Elf_Shdr *SymTable = *SymTableOrErr;
1893 ErrorOr<StringRef> StrTable = Obj->getStringTableForSymtab(*SymTable);
1894 error(StrTable.getError());
1896 const GOTEntry *PLTBegin = makeGOTIter(*PLT, 0);
1897 const GOTEntry *PLTEnd = makeGOTIter(*PLT, getGOTTotal(*PLT));
1898 const GOTEntry *It = PLTBegin;
1900 DictScope GS(W, "PLT GOT");
1902 ListScope RS(W, "Reserved entries");
1903 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It++, "PLT lazy resolver");
1905 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It++, "Module pointer");
1908 ListScope GS(W, "Entries");
1910 switch (PLTRelShdr->sh_type) {
1912 for (const Elf_Rel *RI = Obj->rel_begin(PLTRelShdr),
1913 *RE = Obj->rel_end(PLTRelShdr);
1914 RI != RE && It != PLTEnd; ++RI, ++It) {
1915 const Elf_Sym *Sym = Obj->getRelocationSymbol(&*RI, SymTable);
1916 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It, *StrTable, Sym);
1920 for (const Elf_Rela *RI = Obj->rela_begin(PLTRelShdr),
1921 *RE = Obj->rela_end(PLTRelShdr);
1922 RI != RE && It != PLTEnd; ++RI, ++It) {
1923 const Elf_Sym *Sym = Obj->getRelocationSymbol(&*RI, SymTable);
1924 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It, *StrTable, Sym);
1931 template <class ELFT>
1932 std::size_t MipsGOTParser<ELFT>::getGOTTotal(ArrayRef<uint8_t> GOT) const {
1933 return GOT.size() / sizeof(GOTEntry);
1936 template <class ELFT>
1937 const typename MipsGOTParser<ELFT>::GOTEntry *
1938 MipsGOTParser<ELFT>::makeGOTIter(ArrayRef<uint8_t> GOT, std::size_t EntryNum) {
1939 const char *Data = reinterpret_cast<const char *>(GOT.data());
1940 return reinterpret_cast<const GOTEntry *>(Data + EntryNum * sizeof(GOTEntry));
1943 template <class ELFT>
1944 void MipsGOTParser<ELFT>::printGotEntry(uint64_t GotAddr,
1945 const GOTEntry *BeginIt,
1946 const GOTEntry *It) {
1947 int64_t Offset = std::distance(BeginIt, It) * sizeof(GOTEntry);
1948 W.printHex("Address", GotAddr + Offset);
1949 W.printNumber("Access", Offset - 0x7ff0);
1950 W.printHex("Initial", *It);
1953 template <class ELFT>
1954 void MipsGOTParser<ELFT>::printGlobalGotEntry(
1955 uint64_t GotAddr, const GOTEntry *BeginIt, const GOTEntry *It,
1956 const Elf_Sym *Sym, StringRef StrTable, bool IsDynamic) {
1957 printGotEntry(GotAddr, BeginIt, It);
1959 W.printHex("Value", Sym->st_value);
1960 W.printEnum("Type", Sym->getType(), makeArrayRef(ElfSymbolTypes));
1962 unsigned SectionIndex = 0;
1963 StringRef SectionName;
1964 getSectionNameIndex(*Obj, Sym, Dumper->getDotDynSymSec(),
1965 Dumper->getShndxTable(), SectionName, SectionIndex);
1966 W.printHex("Section", SectionName, SectionIndex);
1968 std::string FullSymbolName =
1969 Dumper->getFullSymbolName(Sym, StrTable, IsDynamic);
1970 W.printNumber("Name", FullSymbolName, Sym->st_name);
1973 template <class ELFT>
1974 void MipsGOTParser<ELFT>::printPLTEntry(uint64_t PLTAddr,
1975 const GOTEntry *BeginIt,
1976 const GOTEntry *It, StringRef Purpose) {
1977 DictScope D(W, "Entry");
1978 int64_t Offset = std::distance(BeginIt, It) * sizeof(GOTEntry);
1979 W.printHex("Address", PLTAddr + Offset);
1980 W.printHex("Initial", *It);
1981 W.printString("Purpose", Purpose);
1984 template <class ELFT>
1985 void MipsGOTParser<ELFT>::printPLTEntry(uint64_t PLTAddr,
1986 const GOTEntry *BeginIt,
1987 const GOTEntry *It, StringRef StrTable,
1988 const Elf_Sym *Sym) {
1989 DictScope D(W, "Entry");
1990 int64_t Offset = std::distance(BeginIt, It) * sizeof(GOTEntry);
1991 W.printHex("Address", PLTAddr + Offset);
1992 W.printHex("Initial", *It);
1993 W.printHex("Value", Sym->st_value);
1994 W.printEnum("Type", Sym->getType(), makeArrayRef(ElfSymbolTypes));
1996 unsigned SectionIndex = 0;
1997 StringRef SectionName;
1998 getSectionNameIndex(*Obj, Sym, Dumper->getDotDynSymSec(),
1999 Dumper->getShndxTable(), SectionName, SectionIndex);
2000 W.printHex("Section", SectionName, SectionIndex);
2002 std::string FullSymbolName = Dumper->getFullSymbolName(Sym, StrTable, true);
2003 W.printNumber("Name", FullSymbolName, Sym->st_name);
2006 template <class ELFT> void ELFDumper<ELFT>::printMipsPLTGOT() {
2007 if (Obj->getHeader()->e_machine != EM_MIPS) {
2008 W.startLine() << "MIPS PLT GOT is available for MIPS targets only.\n";
2012 MipsGOTParser<ELFT> GOTParser(this, Obj, dynamic_table(), W);
2013 GOTParser.parseGOT();
2014 GOTParser.parsePLT();
2017 static const EnumEntry<unsigned> ElfMipsISAExtType[] = {
2018 {"None", Mips::AFL_EXT_NONE},
2019 {"Broadcom SB-1", Mips::AFL_EXT_SB1},
2020 {"Cavium Networks Octeon", Mips::AFL_EXT_OCTEON},
2021 {"Cavium Networks Octeon2", Mips::AFL_EXT_OCTEON2},
2022 {"Cavium Networks OcteonP", Mips::AFL_EXT_OCTEONP},
2023 {"Cavium Networks Octeon3", Mips::AFL_EXT_OCTEON3},
2024 {"LSI R4010", Mips::AFL_EXT_4010},
2025 {"Loongson 2E", Mips::AFL_EXT_LOONGSON_2E},
2026 {"Loongson 2F", Mips::AFL_EXT_LOONGSON_2F},
2027 {"Loongson 3A", Mips::AFL_EXT_LOONGSON_3A},
2028 {"MIPS R4650", Mips::AFL_EXT_4650},
2029 {"MIPS R5900", Mips::AFL_EXT_5900},
2030 {"MIPS R10000", Mips::AFL_EXT_10000},
2031 {"NEC VR4100", Mips::AFL_EXT_4100},
2032 {"NEC VR4111/VR4181", Mips::AFL_EXT_4111},
2033 {"NEC VR4120", Mips::AFL_EXT_4120},
2034 {"NEC VR5400", Mips::AFL_EXT_5400},
2035 {"NEC VR5500", Mips::AFL_EXT_5500},
2036 {"RMI Xlr", Mips::AFL_EXT_XLR},
2037 {"Toshiba R3900", Mips::AFL_EXT_3900}
2040 static const EnumEntry<unsigned> ElfMipsASEFlags[] = {
2041 {"DSP", Mips::AFL_ASE_DSP},
2042 {"DSPR2", Mips::AFL_ASE_DSPR2},
2043 {"Enhanced VA Scheme", Mips::AFL_ASE_EVA},
2044 {"MCU", Mips::AFL_ASE_MCU},
2045 {"MDMX", Mips::AFL_ASE_MDMX},
2046 {"MIPS-3D", Mips::AFL_ASE_MIPS3D},
2047 {"MT", Mips::AFL_ASE_MT},
2048 {"SmartMIPS", Mips::AFL_ASE_SMARTMIPS},
2049 {"VZ", Mips::AFL_ASE_VIRT},
2050 {"MSA", Mips::AFL_ASE_MSA},
2051 {"MIPS16", Mips::AFL_ASE_MIPS16},
2052 {"microMIPS", Mips::AFL_ASE_MICROMIPS},
2053 {"XPA", Mips::AFL_ASE_XPA}
2056 static const EnumEntry<unsigned> ElfMipsFpABIType[] = {
2057 {"Hard or soft float", Mips::Val_GNU_MIPS_ABI_FP_ANY},
2058 {"Hard float (double precision)", Mips::Val_GNU_MIPS_ABI_FP_DOUBLE},
2059 {"Hard float (single precision)", Mips::Val_GNU_MIPS_ABI_FP_SINGLE},
2060 {"Soft float", Mips::Val_GNU_MIPS_ABI_FP_SOFT},
2061 {"Hard float (MIPS32r2 64-bit FPU 12 callee-saved)",
2062 Mips::Val_GNU_MIPS_ABI_FP_OLD_64},
2063 {"Hard float (32-bit CPU, Any FPU)", Mips::Val_GNU_MIPS_ABI_FP_XX},
2064 {"Hard float (32-bit CPU, 64-bit FPU)", Mips::Val_GNU_MIPS_ABI_FP_64},
2065 {"Hard float compat (32-bit CPU, 64-bit FPU)",
2066 Mips::Val_GNU_MIPS_ABI_FP_64A}
2069 static const EnumEntry<unsigned> ElfMipsFlags1[] {
2070 {"ODDSPREG", Mips::AFL_FLAGS1_ODDSPREG},
2073 static int getMipsRegisterSize(uint8_t Flag) {
2075 case Mips::AFL_REG_NONE:
2077 case Mips::AFL_REG_32:
2079 case Mips::AFL_REG_64:
2081 case Mips::AFL_REG_128:
2088 template <class ELFT> void ELFDumper<ELFT>::printMipsABIFlags() {
2089 const Elf_Shdr *Shdr = findSectionByName(*Obj, ".MIPS.abiflags");
2091 W.startLine() << "There is no .MIPS.abiflags section in the file.\n";
2094 ErrorOr<ArrayRef<uint8_t>> Sec = Obj->getSectionContents(Shdr);
2096 W.startLine() << "The .MIPS.abiflags section is empty.\n";
2099 if (Sec->size() != sizeof(Elf_Mips_ABIFlags<ELFT>)) {
2100 W.startLine() << "The .MIPS.abiflags section has a wrong size.\n";
2104 auto *Flags = reinterpret_cast<const Elf_Mips_ABIFlags<ELFT> *>(Sec->data());
2106 raw_ostream &OS = W.getOStream();
2107 DictScope GS(W, "MIPS ABI Flags");
2109 W.printNumber("Version", Flags->version);
2110 W.startLine() << "ISA: ";
2111 if (Flags->isa_rev <= 1)
2112 OS << format("MIPS%u", Flags->isa_level);
2114 OS << format("MIPS%ur%u", Flags->isa_level, Flags->isa_rev);
2116 W.printEnum("ISA Extension", Flags->isa_ext, makeArrayRef(ElfMipsISAExtType));
2117 W.printFlags("ASEs", Flags->ases, makeArrayRef(ElfMipsASEFlags));
2118 W.printEnum("FP ABI", Flags->fp_abi, makeArrayRef(ElfMipsFpABIType));
2119 W.printNumber("GPR size", getMipsRegisterSize(Flags->gpr_size));
2120 W.printNumber("CPR1 size", getMipsRegisterSize(Flags->cpr1_size));
2121 W.printNumber("CPR2 size", getMipsRegisterSize(Flags->cpr2_size));
2122 W.printFlags("Flags 1", Flags->flags1, makeArrayRef(ElfMipsFlags1));
2123 W.printHex("Flags 2", Flags->flags2);
2126 template <class ELFT> void ELFDumper<ELFT>::printMipsReginfo() {
2127 const Elf_Shdr *Shdr = findSectionByName(*Obj, ".reginfo");
2129 W.startLine() << "There is no .reginfo section in the file.\n";
2132 ErrorOr<ArrayRef<uint8_t>> Sec = Obj->getSectionContents(Shdr);
2134 W.startLine() << "The .reginfo section is empty.\n";
2137 if (Sec->size() != sizeof(Elf_Mips_RegInfo<ELFT>)) {
2138 W.startLine() << "The .reginfo section has a wrong size.\n";
2142 auto *Reginfo = reinterpret_cast<const Elf_Mips_RegInfo<ELFT> *>(Sec->data());
2144 DictScope GS(W, "MIPS RegInfo");
2145 W.printHex("GP", Reginfo->ri_gp_value);
2146 W.printHex("General Mask", Reginfo->ri_gprmask);
2147 W.printHex("Co-Proc Mask0", Reginfo->ri_cprmask[0]);
2148 W.printHex("Co-Proc Mask1", Reginfo->ri_cprmask[1]);
2149 W.printHex("Co-Proc Mask2", Reginfo->ri_cprmask[2]);
2150 W.printHex("Co-Proc Mask3", Reginfo->ri_cprmask[3]);
2153 template <class ELFT> void ELFDumper<ELFT>::printStackMap() const {
2154 const Elf_Shdr *StackMapSection = nullptr;
2155 for (const auto &Sec : Obj->sections()) {
2156 ErrorOr<StringRef> Name = Obj->getSectionName(&Sec);
2157 if (*Name == ".llvm_stackmaps") {
2158 StackMapSection = &Sec;
2163 if (!StackMapSection)
2166 StringRef StackMapContents;
2167 ErrorOr<ArrayRef<uint8_t>> StackMapContentsArray =
2168 Obj->getSectionContents(StackMapSection);
2170 prettyPrintStackMap(
2172 StackMapV1Parser<ELFT::TargetEndianness>(*StackMapContentsArray));