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)
46 : ObjDumper(Writer), Obj(Obj) {}
48 void printFileHeaders() override;
49 void printSections() override;
50 void printRelocations() override;
51 void printDynamicRelocations() override;
52 void printSymbols() override;
53 void printDynamicSymbols() override;
54 void printUnwindInfo() override;
56 void printDynamicTable() override;
57 void printNeededLibraries() override;
58 void printProgramHeaders() override;
59 void printHashTable() override;
60 void printLoadName() override;
62 void printAttributes() override;
63 void printMipsPLTGOT() override;
64 void printMipsABIFlags() override;
65 void printMipsReginfo() override;
67 void printStackMap() const override;
70 typedef ELFFile<ELFT> ELFO;
71 typedef typename ELFO::Elf_Shdr Elf_Shdr;
72 typedef typename ELFO::Elf_Sym Elf_Sym;
74 void printSymbol(const Elf_Sym *Symbol, StringRef StrTable, bool IsDynamic);
76 void printRelocations(const Elf_Shdr *Sec);
77 void printRelocation(const Elf_Shdr *Sec, typename ELFO::Elf_Rela Rel);
82 template <class T> T errorOrDefault(ErrorOr<T> Val, T Default = T()) {
84 error(Val.getError());
95 static std::error_code createELFDumper(const ELFFile<ELFT> *Obj,
97 std::unique_ptr<ObjDumper> &Result) {
98 Result.reset(new ELFDumper<ELFT>(Obj, Writer));
99 return readobj_error::success;
102 std::error_code createELFDumper(const object::ObjectFile *Obj,
103 StreamWriter &Writer,
104 std::unique_ptr<ObjDumper> &Result) {
105 // Little-endian 32-bit
106 if (const ELF32LEObjectFile *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
107 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
110 if (const ELF32BEObjectFile *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
111 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
113 // Little-endian 64-bit
114 if (const ELF64LEObjectFile *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
115 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
118 if (const ELF64BEObjectFile *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
119 return createELFDumper(ELFObj->getELFFile(), Writer, Result);
121 return readobj_error::unsupported_obj_file_format;
126 template <typename ELFO>
127 static std::string getFullSymbolName(const ELFO &Obj,
128 const typename ELFO::Elf_Sym *Symbol,
129 StringRef StrTable, bool IsDynamic) {
130 StringRef SymbolName = errorOrDefault(Symbol->getName(StrTable));
134 std::string FullSymbolName(SymbolName);
137 ErrorOr<StringRef> Version =
138 Obj.getSymbolVersion(nullptr, &*Symbol, IsDefault);
140 FullSymbolName += (IsDefault ? "@@" : "@");
141 FullSymbolName += *Version;
143 error(Version.getError());
144 return FullSymbolName;
147 template <typename ELFO>
149 getSectionNameIndex(const ELFO &Obj, const typename ELFO::Elf_Sym *Symbol,
150 StringRef &SectionName, unsigned &SectionIndex) {
151 SectionIndex = Symbol->st_shndx;
152 if (Symbol->isUndefined())
153 SectionName = "Undefined";
154 else if (Symbol->isProcessorSpecific())
155 SectionName = "Processor Specific";
156 else if (Symbol->isOSSpecific())
157 SectionName = "Operating System Specific";
158 else if (Symbol->isAbsolute())
159 SectionName = "Absolute";
160 else if (Symbol->isCommon())
161 SectionName = "Common";
162 else if (Symbol->isReserved() && SectionIndex != SHN_XINDEX)
163 SectionName = "Reserved";
165 if (SectionIndex == SHN_XINDEX)
166 SectionIndex = Obj.getExtendedSymbolTableIndex(&*Symbol);
167 ErrorOr<const typename ELFO::Elf_Shdr *> Sec = Obj.getSection(SectionIndex);
168 error(Sec.getError());
169 SectionName = errorOrDefault(Obj.getSectionName(*Sec));
173 template <class ELFT>
174 static const typename ELFFile<ELFT>::Elf_Shdr *
175 findSectionByAddress(const ELFFile<ELFT> *Obj, uint64_t Addr) {
176 for (const auto &Shdr : Obj->sections())
177 if (Shdr.sh_addr == Addr)
182 template <class ELFT>
183 static const typename ELFFile<ELFT>::Elf_Shdr *
184 findSectionByName(const ELFFile<ELFT> &Obj, StringRef Name) {
185 for (const auto &Shdr : Obj.sections()) {
186 if (Name == errorOrDefault(Obj.getSectionName(&Shdr)))
192 static const EnumEntry<unsigned> ElfClass[] = {
193 { "None", ELF::ELFCLASSNONE },
194 { "32-bit", ELF::ELFCLASS32 },
195 { "64-bit", ELF::ELFCLASS64 },
198 static const EnumEntry<unsigned> ElfDataEncoding[] = {
199 { "None", ELF::ELFDATANONE },
200 { "LittleEndian", ELF::ELFDATA2LSB },
201 { "BigEndian", ELF::ELFDATA2MSB },
204 static const EnumEntry<unsigned> ElfObjectFileType[] = {
205 { "None", ELF::ET_NONE },
206 { "Relocatable", ELF::ET_REL },
207 { "Executable", ELF::ET_EXEC },
208 { "SharedObject", ELF::ET_DYN },
209 { "Core", ELF::ET_CORE },
212 static const EnumEntry<unsigned> ElfOSABI[] = {
213 { "SystemV", ELF::ELFOSABI_NONE },
214 { "HPUX", ELF::ELFOSABI_HPUX },
215 { "NetBSD", ELF::ELFOSABI_NETBSD },
216 { "GNU/Linux", ELF::ELFOSABI_LINUX },
217 { "GNU/Hurd", ELF::ELFOSABI_HURD },
218 { "Solaris", ELF::ELFOSABI_SOLARIS },
219 { "AIX", ELF::ELFOSABI_AIX },
220 { "IRIX", ELF::ELFOSABI_IRIX },
221 { "FreeBSD", ELF::ELFOSABI_FREEBSD },
222 { "TRU64", ELF::ELFOSABI_TRU64 },
223 { "Modesto", ELF::ELFOSABI_MODESTO },
224 { "OpenBSD", ELF::ELFOSABI_OPENBSD },
225 { "OpenVMS", ELF::ELFOSABI_OPENVMS },
226 { "NSK", ELF::ELFOSABI_NSK },
227 { "AROS", ELF::ELFOSABI_AROS },
228 { "FenixOS", ELF::ELFOSABI_FENIXOS },
229 { "CloudABI", ELF::ELFOSABI_CLOUDABI },
230 { "C6000_ELFABI", ELF::ELFOSABI_C6000_ELFABI },
231 { "C6000_LINUX" , ELF::ELFOSABI_C6000_LINUX },
232 { "ARM", ELF::ELFOSABI_ARM },
233 { "Standalone" , ELF::ELFOSABI_STANDALONE }
236 static const EnumEntry<unsigned> ElfMachineType[] = {
237 LLVM_READOBJ_ENUM_ENT(ELF, EM_NONE ),
238 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32 ),
239 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARC ),
240 LLVM_READOBJ_ENUM_ENT(ELF, EM_386 ),
241 LLVM_READOBJ_ENUM_ENT(ELF, EM_68K ),
242 LLVM_READOBJ_ENUM_ENT(ELF, EM_88K ),
243 LLVM_READOBJ_ENUM_ENT(ELF, EM_IAMCU ),
244 LLVM_READOBJ_ENUM_ENT(ELF, EM_860 ),
245 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS ),
246 LLVM_READOBJ_ENUM_ENT(ELF, EM_S370 ),
247 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS_RS3_LE ),
248 LLVM_READOBJ_ENUM_ENT(ELF, EM_PARISC ),
249 LLVM_READOBJ_ENUM_ENT(ELF, EM_VPP500 ),
250 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARC32PLUS ),
251 LLVM_READOBJ_ENUM_ENT(ELF, EM_960 ),
252 LLVM_READOBJ_ENUM_ENT(ELF, EM_PPC ),
253 LLVM_READOBJ_ENUM_ENT(ELF, EM_PPC64 ),
254 LLVM_READOBJ_ENUM_ENT(ELF, EM_S390 ),
255 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPU ),
256 LLVM_READOBJ_ENUM_ENT(ELF, EM_V800 ),
257 LLVM_READOBJ_ENUM_ENT(ELF, EM_FR20 ),
258 LLVM_READOBJ_ENUM_ENT(ELF, EM_RH32 ),
259 LLVM_READOBJ_ENUM_ENT(ELF, EM_RCE ),
260 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARM ),
261 LLVM_READOBJ_ENUM_ENT(ELF, EM_ALPHA ),
262 LLVM_READOBJ_ENUM_ENT(ELF, EM_SH ),
263 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARCV9 ),
264 LLVM_READOBJ_ENUM_ENT(ELF, EM_TRICORE ),
265 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC ),
266 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_300 ),
267 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_300H ),
268 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8S ),
269 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_500 ),
270 LLVM_READOBJ_ENUM_ENT(ELF, EM_IA_64 ),
271 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS_X ),
272 LLVM_READOBJ_ENUM_ENT(ELF, EM_COLDFIRE ),
273 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC12 ),
274 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMA ),
275 LLVM_READOBJ_ENUM_ENT(ELF, EM_PCP ),
276 LLVM_READOBJ_ENUM_ENT(ELF, EM_NCPU ),
277 LLVM_READOBJ_ENUM_ENT(ELF, EM_NDR1 ),
278 LLVM_READOBJ_ENUM_ENT(ELF, EM_STARCORE ),
279 LLVM_READOBJ_ENUM_ENT(ELF, EM_ME16 ),
280 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST100 ),
281 LLVM_READOBJ_ENUM_ENT(ELF, EM_TINYJ ),
282 LLVM_READOBJ_ENUM_ENT(ELF, EM_X86_64 ),
283 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDSP ),
284 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDP10 ),
285 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDP11 ),
286 LLVM_READOBJ_ENUM_ENT(ELF, EM_FX66 ),
287 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST9PLUS ),
288 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST7 ),
289 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC16 ),
290 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC11 ),
291 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC08 ),
292 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC05 ),
293 LLVM_READOBJ_ENUM_ENT(ELF, EM_SVX ),
294 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST19 ),
295 LLVM_READOBJ_ENUM_ENT(ELF, EM_VAX ),
296 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRIS ),
297 LLVM_READOBJ_ENUM_ENT(ELF, EM_JAVELIN ),
298 LLVM_READOBJ_ENUM_ENT(ELF, EM_FIREPATH ),
299 LLVM_READOBJ_ENUM_ENT(ELF, EM_ZSP ),
300 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMIX ),
301 LLVM_READOBJ_ENUM_ENT(ELF, EM_HUANY ),
302 LLVM_READOBJ_ENUM_ENT(ELF, EM_PRISM ),
303 LLVM_READOBJ_ENUM_ENT(ELF, EM_AVR ),
304 LLVM_READOBJ_ENUM_ENT(ELF, EM_FR30 ),
305 LLVM_READOBJ_ENUM_ENT(ELF, EM_D10V ),
306 LLVM_READOBJ_ENUM_ENT(ELF, EM_D30V ),
307 LLVM_READOBJ_ENUM_ENT(ELF, EM_V850 ),
308 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32R ),
309 LLVM_READOBJ_ENUM_ENT(ELF, EM_MN10300 ),
310 LLVM_READOBJ_ENUM_ENT(ELF, EM_MN10200 ),
311 LLVM_READOBJ_ENUM_ENT(ELF, EM_PJ ),
312 LLVM_READOBJ_ENUM_ENT(ELF, EM_OPENRISC ),
313 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC_COMPACT ),
314 LLVM_READOBJ_ENUM_ENT(ELF, EM_XTENSA ),
315 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE ),
316 LLVM_READOBJ_ENUM_ENT(ELF, EM_TMM_GPP ),
317 LLVM_READOBJ_ENUM_ENT(ELF, EM_NS32K ),
318 LLVM_READOBJ_ENUM_ENT(ELF, EM_TPC ),
319 LLVM_READOBJ_ENUM_ENT(ELF, EM_SNP1K ),
320 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST200 ),
321 LLVM_READOBJ_ENUM_ENT(ELF, EM_IP2K ),
322 LLVM_READOBJ_ENUM_ENT(ELF, EM_MAX ),
323 LLVM_READOBJ_ENUM_ENT(ELF, EM_CR ),
324 LLVM_READOBJ_ENUM_ENT(ELF, EM_F2MC16 ),
325 LLVM_READOBJ_ENUM_ENT(ELF, EM_MSP430 ),
326 LLVM_READOBJ_ENUM_ENT(ELF, EM_BLACKFIN ),
327 LLVM_READOBJ_ENUM_ENT(ELF, EM_SE_C33 ),
328 LLVM_READOBJ_ENUM_ENT(ELF, EM_SEP ),
329 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARCA ),
330 LLVM_READOBJ_ENUM_ENT(ELF, EM_UNICORE ),
331 LLVM_READOBJ_ENUM_ENT(ELF, EM_EXCESS ),
332 LLVM_READOBJ_ENUM_ENT(ELF, EM_DXP ),
333 LLVM_READOBJ_ENUM_ENT(ELF, EM_ALTERA_NIOS2 ),
334 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRX ),
335 LLVM_READOBJ_ENUM_ENT(ELF, EM_XGATE ),
336 LLVM_READOBJ_ENUM_ENT(ELF, EM_C166 ),
337 LLVM_READOBJ_ENUM_ENT(ELF, EM_M16C ),
338 LLVM_READOBJ_ENUM_ENT(ELF, EM_DSPIC30F ),
339 LLVM_READOBJ_ENUM_ENT(ELF, EM_CE ),
340 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32C ),
341 LLVM_READOBJ_ENUM_ENT(ELF, EM_TSK3000 ),
342 LLVM_READOBJ_ENUM_ENT(ELF, EM_RS08 ),
343 LLVM_READOBJ_ENUM_ENT(ELF, EM_SHARC ),
344 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG2 ),
345 LLVM_READOBJ_ENUM_ENT(ELF, EM_SCORE7 ),
346 LLVM_READOBJ_ENUM_ENT(ELF, EM_DSP24 ),
347 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE3 ),
348 LLVM_READOBJ_ENUM_ENT(ELF, EM_LATTICEMICO32),
349 LLVM_READOBJ_ENUM_ENT(ELF, EM_SE_C17 ),
350 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C6000 ),
351 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C2000 ),
352 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C5500 ),
353 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMDSP_PLUS ),
354 LLVM_READOBJ_ENUM_ENT(ELF, EM_CYPRESS_M8C ),
355 LLVM_READOBJ_ENUM_ENT(ELF, EM_R32C ),
356 LLVM_READOBJ_ENUM_ENT(ELF, EM_TRIMEDIA ),
357 LLVM_READOBJ_ENUM_ENT(ELF, EM_HEXAGON ),
358 LLVM_READOBJ_ENUM_ENT(ELF, EM_8051 ),
359 LLVM_READOBJ_ENUM_ENT(ELF, EM_STXP7X ),
360 LLVM_READOBJ_ENUM_ENT(ELF, EM_NDS32 ),
361 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG1 ),
362 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG1X ),
363 LLVM_READOBJ_ENUM_ENT(ELF, EM_MAXQ30 ),
364 LLVM_READOBJ_ENUM_ENT(ELF, EM_XIMO16 ),
365 LLVM_READOBJ_ENUM_ENT(ELF, EM_MANIK ),
366 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRAYNV2 ),
367 LLVM_READOBJ_ENUM_ENT(ELF, EM_RX ),
368 LLVM_READOBJ_ENUM_ENT(ELF, EM_METAG ),
369 LLVM_READOBJ_ENUM_ENT(ELF, EM_MCST_ELBRUS ),
370 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG16 ),
371 LLVM_READOBJ_ENUM_ENT(ELF, EM_CR16 ),
372 LLVM_READOBJ_ENUM_ENT(ELF, EM_ETPU ),
373 LLVM_READOBJ_ENUM_ENT(ELF, EM_SLE9X ),
374 LLVM_READOBJ_ENUM_ENT(ELF, EM_L10M ),
375 LLVM_READOBJ_ENUM_ENT(ELF, EM_K10M ),
376 LLVM_READOBJ_ENUM_ENT(ELF, EM_AARCH64 ),
377 LLVM_READOBJ_ENUM_ENT(ELF, EM_AVR32 ),
378 LLVM_READOBJ_ENUM_ENT(ELF, EM_STM8 ),
379 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILE64 ),
380 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILEPRO ),
381 LLVM_READOBJ_ENUM_ENT(ELF, EM_CUDA ),
382 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILEGX ),
383 LLVM_READOBJ_ENUM_ENT(ELF, EM_CLOUDSHIELD ),
384 LLVM_READOBJ_ENUM_ENT(ELF, EM_COREA_1ST ),
385 LLVM_READOBJ_ENUM_ENT(ELF, EM_COREA_2ND ),
386 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC_COMPACT2 ),
387 LLVM_READOBJ_ENUM_ENT(ELF, EM_OPEN8 ),
388 LLVM_READOBJ_ENUM_ENT(ELF, EM_RL78 ),
389 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE5 ),
390 LLVM_READOBJ_ENUM_ENT(ELF, EM_78KOR ),
391 LLVM_READOBJ_ENUM_ENT(ELF, EM_56800EX ),
392 LLVM_READOBJ_ENUM_ENT(ELF, EM_AMDGPU )
395 static const EnumEntry<unsigned> ElfSymbolBindings[] = {
396 { "Local", ELF::STB_LOCAL },
397 { "Global", ELF::STB_GLOBAL },
398 { "Weak", ELF::STB_WEAK },
399 { "Unique", ELF::STB_GNU_UNIQUE }
402 static const EnumEntry<unsigned> ElfSymbolTypes[] = {
403 { "None", ELF::STT_NOTYPE },
404 { "Object", ELF::STT_OBJECT },
405 { "Function", ELF::STT_FUNC },
406 { "Section", ELF::STT_SECTION },
407 { "File", ELF::STT_FILE },
408 { "Common", ELF::STT_COMMON },
409 { "TLS", ELF::STT_TLS },
410 { "GNU_IFunc", ELF::STT_GNU_IFUNC }
413 static const char *getElfSectionType(unsigned Arch, unsigned Type) {
417 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_EXIDX);
418 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_PREEMPTMAP);
419 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_ATTRIBUTES);
420 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_DEBUGOVERLAY);
421 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_OVERLAYSECTION);
423 case ELF::EM_HEXAGON:
424 switch (Type) { LLVM_READOBJ_ENUM_CASE(ELF, SHT_HEX_ORDERED); }
426 switch (Type) { LLVM_READOBJ_ENUM_CASE(ELF, SHT_X86_64_UNWIND); }
428 case ELF::EM_MIPS_RS3_LE:
430 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_REGINFO);
431 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_OPTIONS);
432 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_ABIFLAGS);
437 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NULL );
438 LLVM_READOBJ_ENUM_CASE(ELF, SHT_PROGBITS );
439 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SYMTAB );
440 LLVM_READOBJ_ENUM_CASE(ELF, SHT_STRTAB );
441 LLVM_READOBJ_ENUM_CASE(ELF, SHT_RELA );
442 LLVM_READOBJ_ENUM_CASE(ELF, SHT_HASH );
443 LLVM_READOBJ_ENUM_CASE(ELF, SHT_DYNAMIC );
444 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NOTE );
445 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NOBITS );
446 LLVM_READOBJ_ENUM_CASE(ELF, SHT_REL );
447 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SHLIB );
448 LLVM_READOBJ_ENUM_CASE(ELF, SHT_DYNSYM );
449 LLVM_READOBJ_ENUM_CASE(ELF, SHT_INIT_ARRAY );
450 LLVM_READOBJ_ENUM_CASE(ELF, SHT_FINI_ARRAY );
451 LLVM_READOBJ_ENUM_CASE(ELF, SHT_PREINIT_ARRAY );
452 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GROUP );
453 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SYMTAB_SHNDX );
454 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_ATTRIBUTES );
455 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_HASH );
456 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_verdef );
457 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_verneed );
458 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_versym );
463 static const EnumEntry<unsigned> ElfSectionFlags[] = {
464 LLVM_READOBJ_ENUM_ENT(ELF, SHF_WRITE ),
465 LLVM_READOBJ_ENUM_ENT(ELF, SHF_ALLOC ),
466 LLVM_READOBJ_ENUM_ENT(ELF, SHF_EXCLUDE ),
467 LLVM_READOBJ_ENUM_ENT(ELF, SHF_EXECINSTR ),
468 LLVM_READOBJ_ENUM_ENT(ELF, SHF_MERGE ),
469 LLVM_READOBJ_ENUM_ENT(ELF, SHF_STRINGS ),
470 LLVM_READOBJ_ENUM_ENT(ELF, SHF_INFO_LINK ),
471 LLVM_READOBJ_ENUM_ENT(ELF, SHF_LINK_ORDER ),
472 LLVM_READOBJ_ENUM_ENT(ELF, SHF_OS_NONCONFORMING),
473 LLVM_READOBJ_ENUM_ENT(ELF, SHF_GROUP ),
474 LLVM_READOBJ_ENUM_ENT(ELF, SHF_TLS ),
475 LLVM_READOBJ_ENUM_ENT(ELF, XCORE_SHF_CP_SECTION),
476 LLVM_READOBJ_ENUM_ENT(ELF, XCORE_SHF_DP_SECTION),
477 LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_NOSTRIP )
480 static const char *getElfSegmentType(unsigned Arch, unsigned Type) {
481 // Check potentially overlapped processor-specific
482 // program header type.
486 LLVM_READOBJ_ENUM_CASE(ELF, PT_ARM_EXIDX);
489 case ELF::EM_MIPS_RS3_LE:
491 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_REGINFO);
492 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_RTPROC);
493 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_OPTIONS);
494 LLVM_READOBJ_ENUM_CASE(ELF, PT_MIPS_ABIFLAGS);
499 LLVM_READOBJ_ENUM_CASE(ELF, PT_NULL );
500 LLVM_READOBJ_ENUM_CASE(ELF, PT_LOAD );
501 LLVM_READOBJ_ENUM_CASE(ELF, PT_DYNAMIC);
502 LLVM_READOBJ_ENUM_CASE(ELF, PT_INTERP );
503 LLVM_READOBJ_ENUM_CASE(ELF, PT_NOTE );
504 LLVM_READOBJ_ENUM_CASE(ELF, PT_SHLIB );
505 LLVM_READOBJ_ENUM_CASE(ELF, PT_PHDR );
506 LLVM_READOBJ_ENUM_CASE(ELF, PT_TLS );
508 LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_EH_FRAME);
509 LLVM_READOBJ_ENUM_CASE(ELF, PT_SUNW_UNWIND);
511 LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_STACK);
512 LLVM_READOBJ_ENUM_CASE(ELF, PT_GNU_RELRO);
517 static const EnumEntry<unsigned> ElfSegmentFlags[] = {
518 LLVM_READOBJ_ENUM_ENT(ELF, PF_X),
519 LLVM_READOBJ_ENUM_ENT(ELF, PF_W),
520 LLVM_READOBJ_ENUM_ENT(ELF, PF_R)
523 static const EnumEntry<unsigned> ElfHeaderMipsFlags[] = {
524 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_NOREORDER),
525 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_PIC),
526 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_CPIC),
527 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI2),
528 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_32BITMODE),
529 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_FP64),
530 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_NAN2008),
531 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_O32),
532 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_O64),
533 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_EABI32),
534 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ABI_EABI64),
535 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_3900),
536 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4010),
537 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4100),
538 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4650),
539 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4120),
540 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_4111),
541 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_SB1),
542 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_OCTEON),
543 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_XLR),
544 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_OCTEON2),
545 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_OCTEON3),
546 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_5400),
547 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_5900),
548 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_5500),
549 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_9000),
550 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_LS2E),
551 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_LS2F),
552 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MACH_LS3A),
553 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_MICROMIPS),
554 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_ASE_M16),
555 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_ASE_MDMX),
556 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_1),
557 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_2),
558 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_3),
559 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_4),
560 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_5),
561 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32),
562 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64),
563 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32R2),
564 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64R2),
565 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_32R6),
566 LLVM_READOBJ_ENUM_ENT(ELF, EF_MIPS_ARCH_64R6)
570 void ELFDumper<ELFT>::printFileHeaders() {
571 const typename ELFO::Elf_Ehdr *Header = Obj->getHeader();
574 DictScope D(W, "ElfHeader");
576 DictScope D(W, "Ident");
577 W.printBinary("Magic", makeArrayRef(Header->e_ident).slice(ELF::EI_MAG0,
579 W.printEnum ("Class", Header->e_ident[ELF::EI_CLASS],
580 makeArrayRef(ElfClass));
581 W.printEnum ("DataEncoding", Header->e_ident[ELF::EI_DATA],
582 makeArrayRef(ElfDataEncoding));
583 W.printNumber("FileVersion", Header->e_ident[ELF::EI_VERSION]);
585 // Handle architecture specific OS/ABI values.
586 if (Header->e_machine == ELF::EM_AMDGPU &&
587 Header->e_ident[ELF::EI_OSABI] == ELF::ELFOSABI_AMDGPU_HSA)
588 W.printHex("OS/ABI", "AMDGPU_HSA", ELF::ELFOSABI_AMDGPU_HSA);
590 W.printEnum ("OS/ABI", Header->e_ident[ELF::EI_OSABI],
591 makeArrayRef(ElfOSABI));
592 W.printNumber("ABIVersion", Header->e_ident[ELF::EI_ABIVERSION]);
593 W.printBinary("Unused", makeArrayRef(Header->e_ident).slice(ELF::EI_PAD));
596 W.printEnum ("Type", Header->e_type, makeArrayRef(ElfObjectFileType));
597 W.printEnum ("Machine", Header->e_machine, makeArrayRef(ElfMachineType));
598 W.printNumber("Version", Header->e_version);
599 W.printHex ("Entry", Header->e_entry);
600 W.printHex ("ProgramHeaderOffset", Header->e_phoff);
601 W.printHex ("SectionHeaderOffset", Header->e_shoff);
602 if (Header->e_machine == EM_MIPS)
603 W.printFlags("Flags", Header->e_flags, makeArrayRef(ElfHeaderMipsFlags),
604 unsigned(ELF::EF_MIPS_ARCH), unsigned(ELF::EF_MIPS_ABI),
605 unsigned(ELF::EF_MIPS_MACH));
607 W.printFlags("Flags", Header->e_flags);
608 W.printNumber("HeaderSize", Header->e_ehsize);
609 W.printNumber("ProgramHeaderEntrySize", Header->e_phentsize);
610 W.printNumber("ProgramHeaderCount", Header->e_phnum);
611 W.printNumber("SectionHeaderEntrySize", Header->e_shentsize);
612 W.printNumber("SectionHeaderCount", Header->e_shnum);
613 W.printNumber("StringTableSectionIndex", Header->e_shstrndx);
618 void ELFDumper<ELFT>::printSections() {
619 ListScope SectionsD(W, "Sections");
621 int SectionIndex = -1;
622 for (const typename ELFO::Elf_Shdr &Sec : Obj->sections()) {
625 StringRef Name = errorOrDefault(Obj->getSectionName(&Sec));
627 DictScope SectionD(W, "Section");
628 W.printNumber("Index", SectionIndex);
629 W.printNumber("Name", Name, Sec.sh_name);
631 getElfSectionType(Obj->getHeader()->e_machine, Sec.sh_type),
633 W.printFlags("Flags", Sec.sh_flags, makeArrayRef(ElfSectionFlags));
634 W.printHex("Address", Sec.sh_addr);
635 W.printHex("Offset", Sec.sh_offset);
636 W.printNumber("Size", Sec.sh_size);
637 W.printNumber("Link", Sec.sh_link);
638 W.printNumber("Info", Sec.sh_info);
639 W.printNumber("AddressAlignment", Sec.sh_addralign);
640 W.printNumber("EntrySize", Sec.sh_entsize);
642 if (opts::SectionRelocations) {
643 ListScope D(W, "Relocations");
644 printRelocations(&Sec);
647 if (opts::SectionSymbols) {
648 ListScope D(W, "Symbols");
649 const Elf_Shdr *Symtab = Obj->getDotSymtabSec();
650 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*Symtab);
651 error(StrTableOrErr.getError());
652 StringRef StrTable = *StrTableOrErr;
654 for (const typename ELFO::Elf_Sym &Sym : Obj->symbols()) {
655 ErrorOr<const Elf_Shdr *> SymSec = Obj->getSection(&Sym);
659 printSymbol(&Sym, StrTable, false);
663 if (opts::SectionData && Sec.sh_type != ELF::SHT_NOBITS) {
664 ArrayRef<uint8_t> Data = errorOrDefault(Obj->getSectionContents(&Sec));
665 W.printBinaryBlock("SectionData",
666 StringRef((const char *)Data.data(), Data.size()));
672 void ELFDumper<ELFT>::printRelocations() {
673 ListScope D(W, "Relocations");
675 int SectionNumber = -1;
676 for (const typename ELFO::Elf_Shdr &Sec : Obj->sections()) {
679 if (Sec.sh_type != ELF::SHT_REL && Sec.sh_type != ELF::SHT_RELA)
682 StringRef Name = errorOrDefault(Obj->getSectionName(&Sec));
684 W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
687 printRelocations(&Sec);
690 W.startLine() << "}\n";
695 void ELFDumper<ELFT>::printDynamicRelocations() {
696 W.startLine() << "Dynamic Relocations {\n";
698 for (const typename ELFO::Elf_Rela &Rel : Obj->dyn_relas()) {
699 SmallString<32> RelocName;
700 Obj->getRelocationTypeName(Rel.getType(Obj->isMips64EL()), RelocName);
701 StringRef SymbolName;
702 uint32_t SymIndex = Rel.getSymbol(Obj->isMips64EL());
703 const typename ELFO::Elf_Sym *Sym = Obj->dynamic_symbol_begin() + SymIndex;
704 SymbolName = errorOrDefault(Obj->getSymbolName(Sym, true));
705 if (opts::ExpandRelocs) {
706 DictScope Group(W, "Relocation");
707 W.printHex("Offset", Rel.r_offset);
708 W.printNumber("Type", RelocName, (int)Rel.getType(Obj->isMips64EL()));
709 W.printString("Symbol", SymbolName.size() > 0 ? SymbolName : "-");
710 W.printHex("Addend", Rel.r_addend);
713 raw_ostream& OS = W.startLine();
714 OS << W.hex(Rel.r_offset) << " " << RelocName << " "
715 << (SymbolName.size() > 0 ? SymbolName : "-") << " "
716 << W.hex(Rel.r_addend) << "\n";
720 W.startLine() << "}\n";
723 template <class ELFT>
724 void ELFDumper<ELFT>::printRelocations(const Elf_Shdr *Sec) {
725 switch (Sec->sh_type) {
727 for (const typename ELFO::Elf_Rel &R : Obj->rels(Sec)) {
728 typename ELFO::Elf_Rela Rela;
729 Rela.r_offset = R.r_offset;
730 Rela.r_info = R.r_info;
732 printRelocation(Sec, Rela);
736 for (const typename ELFO::Elf_Rela &R : Obj->relas(Sec))
737 printRelocation(Sec, R);
742 template <class ELFT>
743 void ELFDumper<ELFT>::printRelocation(const Elf_Shdr *Sec,
744 typename ELFO::Elf_Rela Rel) {
745 SmallString<32> RelocName;
746 Obj->getRelocationTypeName(Rel.getType(Obj->isMips64EL()), RelocName);
747 StringRef TargetName;
748 std::pair<const Elf_Shdr *, const Elf_Sym *> Sym =
749 Obj->getRelocationSymbol(Sec, &Rel);
750 if (Sym.second && Sym.second->getType() == ELF::STT_SECTION) {
751 ErrorOr<const Elf_Shdr *> Sec = Obj->getSection(Sym.second);
752 error(Sec.getError());
753 ErrorOr<StringRef> SecName = Obj->getSectionName(*Sec);
755 TargetName = SecName.get();
756 } else if (Sym.first) {
757 const Elf_Shdr *SymTable = Sym.first;
758 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*SymTable);
759 error(StrTableOrErr.getError());
760 TargetName = errorOrDefault(Sym.second->getName(*StrTableOrErr));
763 if (opts::ExpandRelocs) {
764 DictScope Group(W, "Relocation");
765 W.printHex("Offset", Rel.r_offset);
766 W.printNumber("Type", RelocName, (int)Rel.getType(Obj->isMips64EL()));
767 W.printNumber("Symbol", TargetName.size() > 0 ? TargetName : "-",
768 Rel.getSymbol(Obj->isMips64EL()));
769 W.printHex("Addend", Rel.r_addend);
771 raw_ostream& OS = W.startLine();
772 OS << W.hex(Rel.r_offset) << " " << RelocName << " "
773 << (TargetName.size() > 0 ? TargetName : "-") << " "
774 << W.hex(Rel.r_addend) << "\n";
779 void ELFDumper<ELFT>::printSymbols() {
780 ListScope Group(W, "Symbols");
782 const Elf_Shdr *Symtab = Obj->getDotSymtabSec();
783 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*Symtab);
784 error(StrTableOrErr.getError());
785 StringRef StrTable = *StrTableOrErr;
786 for (const typename ELFO::Elf_Sym &Sym : Obj->symbols())
787 printSymbol(&Sym, StrTable, false);
791 void ELFDumper<ELFT>::printDynamicSymbols() {
792 ListScope Group(W, "DynamicSymbols");
794 const Elf_Shdr *Symtab = Obj->getDotDynSymSec();
795 ErrorOr<StringRef> StrTableOrErr = Obj->getStringTableForSymtab(*Symtab);
796 error(StrTableOrErr.getError());
797 StringRef StrTable = *StrTableOrErr;
798 for (const typename ELFO::Elf_Sym &Sym : Obj->dynamic_symbols())
799 printSymbol(&Sym, StrTable, true);
802 template <class ELFT>
803 void ELFDumper<ELFT>::printSymbol(const typename ELFO::Elf_Sym *Symbol,
804 StringRef StrTable, bool IsDynamic) {
805 unsigned SectionIndex = 0;
806 StringRef SectionName;
807 getSectionNameIndex(*Obj, Symbol, SectionName, SectionIndex);
808 std::string FullSymbolName =
809 getFullSymbolName(*Obj, Symbol, StrTable, IsDynamic);
811 DictScope D(W, "Symbol");
812 W.printNumber("Name", FullSymbolName, Symbol->st_name);
813 W.printHex ("Value", Symbol->st_value);
814 W.printNumber("Size", Symbol->st_size);
815 W.printEnum ("Binding", Symbol->getBinding(),
816 makeArrayRef(ElfSymbolBindings));
817 W.printEnum ("Type", Symbol->getType(), makeArrayRef(ElfSymbolTypes));
818 W.printNumber("Other", Symbol->st_other);
819 W.printHex("Section", SectionName, SectionIndex);
822 #define LLVM_READOBJ_TYPE_CASE(name) \
823 case DT_##name: return #name
825 static const char *getTypeString(uint64_t Type) {
827 LLVM_READOBJ_TYPE_CASE(BIND_NOW);
828 LLVM_READOBJ_TYPE_CASE(DEBUG);
829 LLVM_READOBJ_TYPE_CASE(FINI);
830 LLVM_READOBJ_TYPE_CASE(FINI_ARRAY);
831 LLVM_READOBJ_TYPE_CASE(FINI_ARRAYSZ);
832 LLVM_READOBJ_TYPE_CASE(FLAGS);
833 LLVM_READOBJ_TYPE_CASE(FLAGS_1);
834 LLVM_READOBJ_TYPE_CASE(HASH);
835 LLVM_READOBJ_TYPE_CASE(INIT);
836 LLVM_READOBJ_TYPE_CASE(INIT_ARRAY);
837 LLVM_READOBJ_TYPE_CASE(INIT_ARRAYSZ);
838 LLVM_READOBJ_TYPE_CASE(PREINIT_ARRAY);
839 LLVM_READOBJ_TYPE_CASE(PREINIT_ARRAYSZ);
840 LLVM_READOBJ_TYPE_CASE(JMPREL);
841 LLVM_READOBJ_TYPE_CASE(NEEDED);
842 LLVM_READOBJ_TYPE_CASE(NULL);
843 LLVM_READOBJ_TYPE_CASE(PLTGOT);
844 LLVM_READOBJ_TYPE_CASE(PLTREL);
845 LLVM_READOBJ_TYPE_CASE(PLTRELSZ);
846 LLVM_READOBJ_TYPE_CASE(REL);
847 LLVM_READOBJ_TYPE_CASE(RELA);
848 LLVM_READOBJ_TYPE_CASE(RELENT);
849 LLVM_READOBJ_TYPE_CASE(RELSZ);
850 LLVM_READOBJ_TYPE_CASE(RELAENT);
851 LLVM_READOBJ_TYPE_CASE(RELASZ);
852 LLVM_READOBJ_TYPE_CASE(RPATH);
853 LLVM_READOBJ_TYPE_CASE(RUNPATH);
854 LLVM_READOBJ_TYPE_CASE(SONAME);
855 LLVM_READOBJ_TYPE_CASE(STRSZ);
856 LLVM_READOBJ_TYPE_CASE(STRTAB);
857 LLVM_READOBJ_TYPE_CASE(SYMBOLIC);
858 LLVM_READOBJ_TYPE_CASE(SYMENT);
859 LLVM_READOBJ_TYPE_CASE(SYMTAB);
860 LLVM_READOBJ_TYPE_CASE(TEXTREL);
861 LLVM_READOBJ_TYPE_CASE(VERNEED);
862 LLVM_READOBJ_TYPE_CASE(VERNEEDNUM);
863 LLVM_READOBJ_TYPE_CASE(VERSYM);
864 LLVM_READOBJ_TYPE_CASE(RELCOUNT);
865 LLVM_READOBJ_TYPE_CASE(GNU_HASH);
866 LLVM_READOBJ_TYPE_CASE(MIPS_RLD_VERSION);
867 LLVM_READOBJ_TYPE_CASE(MIPS_FLAGS);
868 LLVM_READOBJ_TYPE_CASE(MIPS_BASE_ADDRESS);
869 LLVM_READOBJ_TYPE_CASE(MIPS_LOCAL_GOTNO);
870 LLVM_READOBJ_TYPE_CASE(MIPS_SYMTABNO);
871 LLVM_READOBJ_TYPE_CASE(MIPS_UNREFEXTNO);
872 LLVM_READOBJ_TYPE_CASE(MIPS_GOTSYM);
873 LLVM_READOBJ_TYPE_CASE(MIPS_RLD_MAP);
874 LLVM_READOBJ_TYPE_CASE(MIPS_PLTGOT);
875 LLVM_READOBJ_TYPE_CASE(MIPS_OPTIONS);
876 default: return "unknown";
880 #undef LLVM_READOBJ_TYPE_CASE
882 #define LLVM_READOBJ_DT_FLAG_ENT(prefix, enum) \
883 { #enum, prefix##_##enum }
885 static const EnumEntry<unsigned> ElfDynamicDTFlags[] = {
886 LLVM_READOBJ_DT_FLAG_ENT(DF, ORIGIN),
887 LLVM_READOBJ_DT_FLAG_ENT(DF, SYMBOLIC),
888 LLVM_READOBJ_DT_FLAG_ENT(DF, TEXTREL),
889 LLVM_READOBJ_DT_FLAG_ENT(DF, BIND_NOW),
890 LLVM_READOBJ_DT_FLAG_ENT(DF, STATIC_TLS)
893 static const EnumEntry<unsigned> ElfDynamicDTFlags1[] = {
894 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOW),
895 LLVM_READOBJ_DT_FLAG_ENT(DF_1, GLOBAL),
896 LLVM_READOBJ_DT_FLAG_ENT(DF_1, GROUP),
897 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODELETE),
898 LLVM_READOBJ_DT_FLAG_ENT(DF_1, LOADFLTR),
899 LLVM_READOBJ_DT_FLAG_ENT(DF_1, INITFIRST),
900 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOOPEN),
901 LLVM_READOBJ_DT_FLAG_ENT(DF_1, ORIGIN),
902 LLVM_READOBJ_DT_FLAG_ENT(DF_1, DIRECT),
903 LLVM_READOBJ_DT_FLAG_ENT(DF_1, TRANS),
904 LLVM_READOBJ_DT_FLAG_ENT(DF_1, INTERPOSE),
905 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODEFLIB),
906 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODUMP),
907 LLVM_READOBJ_DT_FLAG_ENT(DF_1, CONFALT),
908 LLVM_READOBJ_DT_FLAG_ENT(DF_1, ENDFILTEE),
909 LLVM_READOBJ_DT_FLAG_ENT(DF_1, DISPRELDNE),
910 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODIRECT),
911 LLVM_READOBJ_DT_FLAG_ENT(DF_1, IGNMULDEF),
912 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOKSYMS),
913 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOHDR),
914 LLVM_READOBJ_DT_FLAG_ENT(DF_1, EDITED),
915 LLVM_READOBJ_DT_FLAG_ENT(DF_1, NORELOC),
916 LLVM_READOBJ_DT_FLAG_ENT(DF_1, SYMINTPOSE),
917 LLVM_READOBJ_DT_FLAG_ENT(DF_1, GLOBAUDIT),
918 LLVM_READOBJ_DT_FLAG_ENT(DF_1, SINGLETON)
921 static const EnumEntry<unsigned> ElfDynamicDTMipsFlags[] = {
922 LLVM_READOBJ_DT_FLAG_ENT(RHF, NONE),
923 LLVM_READOBJ_DT_FLAG_ENT(RHF, QUICKSTART),
924 LLVM_READOBJ_DT_FLAG_ENT(RHF, NOTPOT),
925 LLVM_READOBJ_DT_FLAG_ENT(RHS, NO_LIBRARY_REPLACEMENT),
926 LLVM_READOBJ_DT_FLAG_ENT(RHF, NO_MOVE),
927 LLVM_READOBJ_DT_FLAG_ENT(RHF, SGI_ONLY),
928 LLVM_READOBJ_DT_FLAG_ENT(RHF, GUARANTEE_INIT),
929 LLVM_READOBJ_DT_FLAG_ENT(RHF, DELTA_C_PLUS_PLUS),
930 LLVM_READOBJ_DT_FLAG_ENT(RHF, GUARANTEE_START_INIT),
931 LLVM_READOBJ_DT_FLAG_ENT(RHF, PIXIE),
932 LLVM_READOBJ_DT_FLAG_ENT(RHF, DEFAULT_DELAY_LOAD),
933 LLVM_READOBJ_DT_FLAG_ENT(RHF, REQUICKSTART),
934 LLVM_READOBJ_DT_FLAG_ENT(RHF, REQUICKSTARTED),
935 LLVM_READOBJ_DT_FLAG_ENT(RHF, CORD),
936 LLVM_READOBJ_DT_FLAG_ENT(RHF, NO_UNRES_UNDEF),
937 LLVM_READOBJ_DT_FLAG_ENT(RHF, RLD_ORDER_SAFE)
940 #undef LLVM_READOBJ_DT_FLAG_ENT
942 template <typename T, typename TFlag>
943 void printFlags(T Value, ArrayRef<EnumEntry<TFlag>> Flags, raw_ostream &OS) {
944 typedef EnumEntry<TFlag> FlagEntry;
945 typedef SmallVector<FlagEntry, 10> FlagVector;
948 for (const auto &Flag : Flags) {
952 if ((Value & Flag.Value) == Flag.Value)
953 SetFlags.push_back(Flag);
956 for (const auto &Flag : SetFlags) {
957 OS << Flag.Name << " ";
961 template <class ELFT>
962 static const char *getDynamicString(const ELFFile<ELFT> &O, uint64_t Value) {
963 const char *Ret = O.getDynamicString(Value);
965 reportError("Invalid dynamic string table reference");
969 template <class ELFT>
970 static void printValue(const ELFFile<ELFT> *O, uint64_t Type, uint64_t Value,
971 bool Is64, raw_ostream &OS) {
974 if (Value == DT_REL) {
977 } else if (Value == DT_RELA) {
993 case DT_PREINIT_ARRAY:
999 case DT_MIPS_BASE_ADDRESS:
1000 case DT_MIPS_GOTSYM:
1001 case DT_MIPS_RLD_MAP:
1002 case DT_MIPS_PLTGOT:
1003 case DT_MIPS_OPTIONS:
1004 OS << format("0x%" PRIX64, Value);
1008 case DT_MIPS_RLD_VERSION:
1009 case DT_MIPS_LOCAL_GOTNO:
1010 case DT_MIPS_SYMTABNO:
1011 case DT_MIPS_UNREFEXTNO:
1021 case DT_INIT_ARRAYSZ:
1022 case DT_FINI_ARRAYSZ:
1023 case DT_PREINIT_ARRAYSZ:
1024 OS << Value << " (bytes)";
1027 OS << "SharedLibrary (" << getDynamicString(*O, Value) << ")";
1030 OS << "LibrarySoname (" << getDynamicString(*O, Value) << ")";
1034 OS << getDynamicString(*O, Value);
1037 printFlags(Value, makeArrayRef(ElfDynamicDTMipsFlags), OS);
1040 printFlags(Value, makeArrayRef(ElfDynamicDTFlags), OS);
1043 printFlags(Value, makeArrayRef(ElfDynamicDTFlags1), OS);
1046 OS << format("0x%" PRIX64, Value);
1051 template<class ELFT>
1052 void ELFDumper<ELFT>::printUnwindInfo() {
1053 W.startLine() << "UnwindInfo not implemented.\n";
1057 template <> void ELFDumper<ELFType<support::little, false>>::printUnwindInfo() {
1058 const unsigned Machine = Obj->getHeader()->e_machine;
1059 if (Machine == EM_ARM) {
1060 ARM::EHABI::PrinterContext<ELFType<support::little, false>> Ctx(W, Obj);
1061 return Ctx.PrintUnwindInformation();
1063 W.startLine() << "UnwindInfo not implemented.\n";
1067 template<class ELFT>
1068 void ELFDumper<ELFT>::printDynamicTable() {
1069 auto I = Obj->dynamic_table_begin();
1070 auto E = Obj->dynamic_table_end();
1076 while (I != E && E->getTag() == ELF::DT_NULL)
1078 if (E->getTag() != ELF::DT_NULL)
1082 ptrdiff_t Total = std::distance(I, E);
1086 raw_ostream &OS = W.getOStream();
1087 W.startLine() << "DynamicSection [ (" << Total << " entries)\n";
1089 bool Is64 = ELFT::Is64Bits;
1092 << " Tag" << (Is64 ? " " : " ") << "Type"
1093 << " " << "Name/Value\n";
1095 const typename ELFO::Elf_Dyn &Entry = *I;
1099 << format(Is64 ? "0x%016" PRIX64 : "0x%08" PRIX64, Entry.getTag())
1100 << " " << format("%-21s", getTypeString(Entry.getTag()));
1101 printValue(Obj, Entry.getTag(), Entry.getVal(), Is64, OS);
1105 W.startLine() << "]\n";
1108 template<class ELFT>
1109 void ELFDumper<ELFT>::printNeededLibraries() {
1110 ListScope D(W, "NeededLibraries");
1112 typedef std::vector<StringRef> LibsTy;
1115 for (const auto &Entry : Obj->dynamic_table())
1116 if (Entry.d_tag == ELF::DT_NEEDED)
1117 Libs.push_back(getDynamicString(*Obj, Entry.d_un.d_val));
1119 std::stable_sort(Libs.begin(), Libs.end());
1121 for (LibsTy::const_iterator I = Libs.begin(), E = Libs.end(); I != E; ++I) {
1122 outs() << " " << *I << "\n";
1126 template<class ELFT>
1127 void ELFDumper<ELFT>::printProgramHeaders() {
1128 ListScope L(W, "ProgramHeaders");
1130 for (const typename ELFO::Elf_Phdr &Phdr : Obj->program_headers()) {
1131 DictScope P(W, "ProgramHeader");
1133 getElfSegmentType(Obj->getHeader()->e_machine, Phdr.p_type),
1135 W.printHex("Offset", Phdr.p_offset);
1136 W.printHex("VirtualAddress", Phdr.p_vaddr);
1137 W.printHex("PhysicalAddress", Phdr.p_paddr);
1138 W.printNumber("FileSize", Phdr.p_filesz);
1139 W.printNumber("MemSize", Phdr.p_memsz);
1140 W.printFlags("Flags", Phdr.p_flags, makeArrayRef(ElfSegmentFlags));
1141 W.printNumber("Alignment", Phdr.p_align);
1145 template <typename ELFT>
1146 void ELFDumper<ELFT>::printHashTable() {
1147 DictScope D(W, "HashTable");
1148 auto HT = Obj->getHashTable();
1151 W.printNumber("Num Buckets", HT->nbucket);
1152 W.printNumber("Num Chains", HT->nchain);
1153 W.printList("Buckets", HT->buckets());
1154 W.printList("Chains", HT->chains());
1157 template <typename ELFT> void ELFDumper<ELFT>::printLoadName() {
1158 outs() << "LoadName: " << Obj->getLoadName() << '\n';
1161 template <class ELFT>
1162 void ELFDumper<ELFT>::printAttributes() {
1163 W.startLine() << "Attributes not implemented.\n";
1167 template <> void ELFDumper<ELFType<support::little, false>>::printAttributes() {
1168 if (Obj->getHeader()->e_machine != EM_ARM) {
1169 W.startLine() << "Attributes not implemented.\n";
1173 DictScope BA(W, "BuildAttributes");
1174 for (const ELFO::Elf_Shdr &Sec : Obj->sections()) {
1175 if (Sec.sh_type != ELF::SHT_ARM_ATTRIBUTES)
1178 ErrorOr<ArrayRef<uint8_t>> Contents = Obj->getSectionContents(&Sec);
1182 if ((*Contents)[0] != ARMBuildAttrs::Format_Version) {
1183 errs() << "unrecognised FormatVersion: 0x" << utohexstr((*Contents)[0])
1188 W.printHex("FormatVersion", (*Contents)[0]);
1189 if (Contents->size() == 1)
1192 ARMAttributeParser(W).Parse(*Contents);
1198 template <class ELFT> class MipsGOTParser {
1200 typedef object::ELFFile<ELFT> ObjectFile;
1201 typedef typename ObjectFile::Elf_Shdr Elf_Shdr;
1202 typedef typename ObjectFile::Elf_Sym Elf_Sym;
1204 MipsGOTParser(const ObjectFile *Obj, StreamWriter &W);
1210 typedef typename ObjectFile::Elf_Addr GOTEntry;
1211 typedef typename ObjectFile::template ELFEntityIterator<const GOTEntry>
1214 const ObjectFile *Obj;
1216 llvm::Optional<uint64_t> DtPltGot;
1217 llvm::Optional<uint64_t> DtLocalGotNum;
1218 llvm::Optional<uint64_t> DtGotSym;
1219 llvm::Optional<uint64_t> DtMipsPltGot;
1220 llvm::Optional<uint64_t> DtJmpRel;
1222 std::size_t getGOTTotal(ArrayRef<uint8_t> GOT) const;
1223 GOTIter makeGOTIter(ArrayRef<uint8_t> GOT, std::size_t EntryNum);
1225 void printGotEntry(uint64_t GotAddr, GOTIter BeginIt, GOTIter It);
1226 void printGlobalGotEntry(uint64_t GotAddr, GOTIter BeginIt, GOTIter It,
1227 const Elf_Sym *Sym, StringRef StrTable,
1229 void printPLTEntry(uint64_t PLTAddr, GOTIter BeginIt, GOTIter It,
1231 void printPLTEntry(uint64_t PLTAddr, GOTIter BeginIt, GOTIter It,
1232 StringRef StrTable, const Elf_Sym *Sym);
1236 template <class ELFT>
1237 MipsGOTParser<ELFT>::MipsGOTParser(const ObjectFile *Obj, StreamWriter &W)
1239 for (const auto &Entry : Obj->dynamic_table()) {
1240 switch (Entry.getTag()) {
1241 case ELF::DT_PLTGOT:
1242 DtPltGot = Entry.getVal();
1244 case ELF::DT_MIPS_LOCAL_GOTNO:
1245 DtLocalGotNum = Entry.getVal();
1247 case ELF::DT_MIPS_GOTSYM:
1248 DtGotSym = Entry.getVal();
1250 case ELF::DT_MIPS_PLTGOT:
1251 DtMipsPltGot = Entry.getVal();
1253 case ELF::DT_JMPREL:
1254 DtJmpRel = Entry.getVal();
1260 template <class ELFT> void MipsGOTParser<ELFT>::parseGOT() {
1261 // See "Global Offset Table" in Chapter 5 in the following document
1262 // for detailed GOT description.
1263 // ftp://www.linux-mips.org/pub/linux/mips/doc/ABI/mipsabi.pdf
1265 W.startLine() << "Cannot find PLTGOT dynamic table tag.\n";
1268 if (!DtLocalGotNum) {
1269 W.startLine() << "Cannot find MIPS_LOCAL_GOTNO dynamic table tag.\n";
1273 W.startLine() << "Cannot find MIPS_GOTSYM dynamic table tag.\n";
1277 const Elf_Shdr *GOTShdr = findSectionByAddress(Obj, *DtPltGot);
1279 W.startLine() << "There is no .got section in the file.\n";
1283 ErrorOr<ArrayRef<uint8_t>> GOT = Obj->getSectionContents(GOTShdr);
1285 W.startLine() << "The .got section is empty.\n";
1289 if (*DtLocalGotNum > getGOTTotal(*GOT)) {
1290 W.startLine() << "MIPS_LOCAL_GOTNO exceeds a number of GOT entries.\n";
1294 const Elf_Shdr *DynSymSec = Obj->getDotDynSymSec();
1295 ErrorOr<StringRef> StrTable = Obj->getStringTableForSymtab(*DynSymSec);
1296 error(StrTable.getError());
1297 const Elf_Sym *DynSymBegin = Obj->dynamic_symbol_begin();
1298 const Elf_Sym *DynSymEnd = Obj->dynamic_symbol_end();
1299 std::size_t DynSymTotal = std::size_t(std::distance(DynSymBegin, DynSymEnd));
1301 if (*DtGotSym > DynSymTotal) {
1302 W.startLine() << "MIPS_GOTSYM exceeds a number of dynamic symbols.\n";
1306 std::size_t GlobalGotNum = DynSymTotal - *DtGotSym;
1308 if (*DtLocalGotNum + GlobalGotNum > getGOTTotal(*GOT)) {
1309 W.startLine() << "Number of global GOT entries exceeds the size of GOT.\n";
1313 GOTIter GotBegin = makeGOTIter(*GOT, 0);
1314 GOTIter GotLocalEnd = makeGOTIter(*GOT, *DtLocalGotNum);
1315 GOTIter It = GotBegin;
1317 DictScope GS(W, "Primary GOT");
1319 W.printHex("Canonical gp value", GOTShdr->sh_addr + 0x7ff0);
1321 ListScope RS(W, "Reserved entries");
1324 DictScope D(W, "Entry");
1325 printGotEntry(GOTShdr->sh_addr, GotBegin, It++);
1326 W.printString("Purpose", StringRef("Lazy resolver"));
1329 if (It != GotLocalEnd && (*It >> (sizeof(GOTEntry) * 8 - 1)) != 0) {
1330 DictScope D(W, "Entry");
1331 printGotEntry(GOTShdr->sh_addr, GotBegin, It++);
1332 W.printString("Purpose", StringRef("Module pointer (GNU extension)"));
1336 ListScope LS(W, "Local entries");
1337 for (; It != GotLocalEnd; ++It) {
1338 DictScope D(W, "Entry");
1339 printGotEntry(GOTShdr->sh_addr, GotBegin, It);
1343 ListScope GS(W, "Global entries");
1345 GOTIter GotGlobalEnd = makeGOTIter(*GOT, *DtLocalGotNum + GlobalGotNum);
1346 const Elf_Sym *GotDynSym = DynSymBegin + *DtGotSym;
1347 for (; It != GotGlobalEnd; ++It) {
1348 DictScope D(W, "Entry");
1349 printGlobalGotEntry(GOTShdr->sh_addr, GotBegin, It, GotDynSym++,
1354 std::size_t SpecGotNum = getGOTTotal(*GOT) - *DtLocalGotNum - GlobalGotNum;
1355 W.printNumber("Number of TLS and multi-GOT entries", uint64_t(SpecGotNum));
1358 template <class ELFT> void MipsGOTParser<ELFT>::parsePLT() {
1359 if (!DtMipsPltGot) {
1360 W.startLine() << "Cannot find MIPS_PLTGOT dynamic table tag.\n";
1364 W.startLine() << "Cannot find JMPREL dynamic table tag.\n";
1368 const Elf_Shdr *PLTShdr = findSectionByAddress(Obj, *DtMipsPltGot);
1370 W.startLine() << "There is no .got.plt section in the file.\n";
1373 ErrorOr<ArrayRef<uint8_t>> PLT = Obj->getSectionContents(PLTShdr);
1375 W.startLine() << "The .got.plt section is empty.\n";
1379 const Elf_Shdr *PLTRelShdr = findSectionByAddress(Obj, *DtJmpRel);
1381 W.startLine() << "There is no .rel.plt section in the file.\n";
1384 ErrorOr<const Elf_Shdr *> SymTableOrErr =
1385 Obj->getSection(PLTRelShdr->sh_link);
1386 error(SymTableOrErr.getError());
1387 ErrorOr<StringRef> StrTable = Obj->getStringTableForSymtab(**SymTableOrErr);
1388 error(StrTable.getError());
1390 GOTIter PLTBegin = makeGOTIter(*PLT, 0);
1391 GOTIter PLTEnd = makeGOTIter(*PLT, getGOTTotal(*PLT));
1392 GOTIter It = PLTBegin;
1394 DictScope GS(W, "PLT GOT");
1396 ListScope RS(W, "Reserved entries");
1397 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It++, "PLT lazy resolver");
1399 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It++, "Module pointer");
1402 ListScope GS(W, "Entries");
1404 switch (PLTRelShdr->sh_type) {
1406 for (const typename ObjectFile::Elf_Rel *RI = Obj->rel_begin(PLTRelShdr),
1407 *RE = Obj->rel_end(PLTRelShdr);
1408 RI != RE && It != PLTEnd; ++RI, ++It) {
1409 const Elf_Sym *Sym =
1410 Obj->getRelocationSymbol(&*PLTRelShdr, &*RI).second;
1411 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It, *StrTable, Sym);
1415 for (const typename ObjectFile::Elf_Rela
1416 *RI = Obj->rela_begin(PLTRelShdr),
1417 *RE = Obj->rela_end(PLTRelShdr);
1418 RI != RE && It != PLTEnd; ++RI, ++It) {
1419 const Elf_Sym *Sym =
1420 Obj->getRelocationSymbol(&*PLTRelShdr, &*RI).second;
1421 printPLTEntry(PLTShdr->sh_addr, PLTBegin, It, *StrTable, Sym);
1428 template <class ELFT>
1429 std::size_t MipsGOTParser<ELFT>::getGOTTotal(ArrayRef<uint8_t> GOT) const {
1430 return GOT.size() / sizeof(GOTEntry);
1433 template <class ELFT>
1434 typename MipsGOTParser<ELFT>::GOTIter
1435 MipsGOTParser<ELFT>::makeGOTIter(ArrayRef<uint8_t> GOT, std::size_t EntryNum) {
1436 const char *Data = reinterpret_cast<const char *>(GOT.data());
1437 return GOTIter(sizeof(GOTEntry), Data + EntryNum * sizeof(GOTEntry));
1440 template <class ELFT>
1441 void MipsGOTParser<ELFT>::printGotEntry(uint64_t GotAddr, GOTIter BeginIt,
1443 int64_t Offset = std::distance(BeginIt, It) * sizeof(GOTEntry);
1444 W.printHex("Address", GotAddr + Offset);
1445 W.printNumber("Access", Offset - 0x7ff0);
1446 W.printHex("Initial", *It);
1449 template <class ELFT>
1450 void MipsGOTParser<ELFT>::printGlobalGotEntry(uint64_t GotAddr, GOTIter BeginIt,
1451 GOTIter It, const Elf_Sym *Sym,
1454 printGotEntry(GotAddr, BeginIt, It);
1456 W.printHex("Value", Sym->st_value);
1457 W.printEnum("Type", Sym->getType(), makeArrayRef(ElfSymbolTypes));
1459 unsigned SectionIndex = 0;
1460 StringRef SectionName;
1461 getSectionNameIndex(*Obj, Sym, SectionName, SectionIndex);
1462 W.printHex("Section", SectionName, SectionIndex);
1464 std::string FullSymbolName =
1465 getFullSymbolName(*Obj, Sym, StrTable, IsDynamic);
1466 W.printNumber("Name", FullSymbolName, Sym->st_name);
1469 template <class ELFT>
1470 void MipsGOTParser<ELFT>::printPLTEntry(uint64_t PLTAddr, GOTIter BeginIt,
1471 GOTIter It, StringRef Purpose) {
1472 DictScope D(W, "Entry");
1473 int64_t Offset = std::distance(BeginIt, It) * sizeof(GOTEntry);
1474 W.printHex("Address", PLTAddr + Offset);
1475 W.printHex("Initial", *It);
1476 W.printString("Purpose", Purpose);
1479 template <class ELFT>
1480 void MipsGOTParser<ELFT>::printPLTEntry(uint64_t PLTAddr, GOTIter BeginIt,
1481 GOTIter It, StringRef StrTable,
1482 const Elf_Sym *Sym) {
1483 DictScope D(W, "Entry");
1484 int64_t Offset = std::distance(BeginIt, It) * sizeof(GOTEntry);
1485 W.printHex("Address", PLTAddr + Offset);
1486 W.printHex("Initial", *It);
1487 W.printHex("Value", Sym->st_value);
1488 W.printEnum("Type", Sym->getType(), makeArrayRef(ElfSymbolTypes));
1490 unsigned SectionIndex = 0;
1491 StringRef SectionName;
1492 getSectionNameIndex(*Obj, Sym, SectionName, SectionIndex);
1493 W.printHex("Section", SectionName, SectionIndex);
1495 std::string FullSymbolName = getFullSymbolName(*Obj, Sym, StrTable, true);
1496 W.printNumber("Name", FullSymbolName, Sym->st_name);
1499 template <class ELFT> void ELFDumper<ELFT>::printMipsPLTGOT() {
1500 if (Obj->getHeader()->e_machine != EM_MIPS) {
1501 W.startLine() << "MIPS PLT GOT is available for MIPS targets only.\n";
1505 MipsGOTParser<ELFT> GOTParser(Obj, W);
1506 GOTParser.parseGOT();
1507 GOTParser.parsePLT();
1510 static const EnumEntry<unsigned> ElfMipsISAExtType[] = {
1511 {"None", Mips::AFL_EXT_NONE},
1512 {"Broadcom SB-1", Mips::AFL_EXT_SB1},
1513 {"Cavium Networks Octeon", Mips::AFL_EXT_OCTEON},
1514 {"Cavium Networks Octeon2", Mips::AFL_EXT_OCTEON2},
1515 {"Cavium Networks OcteonP", Mips::AFL_EXT_OCTEONP},
1516 {"Cavium Networks Octeon3", Mips::AFL_EXT_OCTEON3},
1517 {"LSI R4010", Mips::AFL_EXT_4010},
1518 {"Loongson 2E", Mips::AFL_EXT_LOONGSON_2E},
1519 {"Loongson 2F", Mips::AFL_EXT_LOONGSON_2F},
1520 {"Loongson 3A", Mips::AFL_EXT_LOONGSON_3A},
1521 {"MIPS R4650", Mips::AFL_EXT_4650},
1522 {"MIPS R5900", Mips::AFL_EXT_5900},
1523 {"MIPS R10000", Mips::AFL_EXT_10000},
1524 {"NEC VR4100", Mips::AFL_EXT_4100},
1525 {"NEC VR4111/VR4181", Mips::AFL_EXT_4111},
1526 {"NEC VR4120", Mips::AFL_EXT_4120},
1527 {"NEC VR5400", Mips::AFL_EXT_5400},
1528 {"NEC VR5500", Mips::AFL_EXT_5500},
1529 {"RMI Xlr", Mips::AFL_EXT_XLR},
1530 {"Toshiba R3900", Mips::AFL_EXT_3900}
1533 static const EnumEntry<unsigned> ElfMipsASEFlags[] = {
1534 {"DSP", Mips::AFL_ASE_DSP},
1535 {"DSPR2", Mips::AFL_ASE_DSPR2},
1536 {"Enhanced VA Scheme", Mips::AFL_ASE_EVA},
1537 {"MCU", Mips::AFL_ASE_MCU},
1538 {"MDMX", Mips::AFL_ASE_MDMX},
1539 {"MIPS-3D", Mips::AFL_ASE_MIPS3D},
1540 {"MT", Mips::AFL_ASE_MT},
1541 {"SmartMIPS", Mips::AFL_ASE_SMARTMIPS},
1542 {"VZ", Mips::AFL_ASE_VIRT},
1543 {"MSA", Mips::AFL_ASE_MSA},
1544 {"MIPS16", Mips::AFL_ASE_MIPS16},
1545 {"microMIPS", Mips::AFL_ASE_MICROMIPS},
1546 {"XPA", Mips::AFL_ASE_XPA}
1549 static const EnumEntry<unsigned> ElfMipsFpABIType[] = {
1550 {"Hard or soft float", Mips::Val_GNU_MIPS_ABI_FP_ANY},
1551 {"Hard float (double precision)", Mips::Val_GNU_MIPS_ABI_FP_DOUBLE},
1552 {"Hard float (single precision)", Mips::Val_GNU_MIPS_ABI_FP_SINGLE},
1553 {"Soft float", Mips::Val_GNU_MIPS_ABI_FP_SOFT},
1554 {"Hard float (MIPS32r2 64-bit FPU 12 callee-saved)",
1555 Mips::Val_GNU_MIPS_ABI_FP_OLD_64},
1556 {"Hard float (32-bit CPU, Any FPU)", Mips::Val_GNU_MIPS_ABI_FP_XX},
1557 {"Hard float (32-bit CPU, 64-bit FPU)", Mips::Val_GNU_MIPS_ABI_FP_64},
1558 {"Hard float compat (32-bit CPU, 64-bit FPU)",
1559 Mips::Val_GNU_MIPS_ABI_FP_64A}
1562 static const EnumEntry<unsigned> ElfMipsFlags1[] {
1563 {"ODDSPREG", Mips::AFL_FLAGS1_ODDSPREG},
1566 static int getMipsRegisterSize(uint8_t Flag) {
1568 case Mips::AFL_REG_NONE:
1570 case Mips::AFL_REG_32:
1572 case Mips::AFL_REG_64:
1574 case Mips::AFL_REG_128:
1581 template <class ELFT> void ELFDumper<ELFT>::printMipsABIFlags() {
1582 const Elf_Shdr *Shdr = findSectionByName(*Obj, ".MIPS.abiflags");
1584 W.startLine() << "There is no .MIPS.abiflags section in the file.\n";
1587 ErrorOr<ArrayRef<uint8_t>> Sec = Obj->getSectionContents(Shdr);
1589 W.startLine() << "The .MIPS.abiflags section is empty.\n";
1592 if (Sec->size() != sizeof(Elf_Mips_ABIFlags<ELFT>)) {
1593 W.startLine() << "The .MIPS.abiflags section has a wrong size.\n";
1597 auto *Flags = reinterpret_cast<const Elf_Mips_ABIFlags<ELFT> *>(Sec->data());
1599 raw_ostream &OS = W.getOStream();
1600 DictScope GS(W, "MIPS ABI Flags");
1602 W.printNumber("Version", Flags->version);
1603 W.startLine() << "ISA: ";
1604 if (Flags->isa_rev <= 1)
1605 OS << format("MIPS%u", Flags->isa_level);
1607 OS << format("MIPS%ur%u", Flags->isa_level, Flags->isa_rev);
1609 W.printEnum("ISA Extension", Flags->isa_ext, makeArrayRef(ElfMipsISAExtType));
1610 W.printFlags("ASEs", Flags->ases, makeArrayRef(ElfMipsASEFlags));
1611 W.printEnum("FP ABI", Flags->fp_abi, makeArrayRef(ElfMipsFpABIType));
1612 W.printNumber("GPR size", getMipsRegisterSize(Flags->gpr_size));
1613 W.printNumber("CPR1 size", getMipsRegisterSize(Flags->cpr1_size));
1614 W.printNumber("CPR2 size", getMipsRegisterSize(Flags->cpr2_size));
1615 W.printFlags("Flags 1", Flags->flags1, makeArrayRef(ElfMipsFlags1));
1616 W.printHex("Flags 2", Flags->flags2);
1619 template <class ELFT> void ELFDumper<ELFT>::printMipsReginfo() {
1620 const Elf_Shdr *Shdr = findSectionByName(*Obj, ".reginfo");
1622 W.startLine() << "There is no .reginfo section in the file.\n";
1625 ErrorOr<ArrayRef<uint8_t>> Sec = Obj->getSectionContents(Shdr);
1627 W.startLine() << "The .reginfo section is empty.\n";
1630 if (Sec->size() != sizeof(Elf_Mips_RegInfo<ELFT>)) {
1631 W.startLine() << "The .reginfo section has a wrong size.\n";
1635 auto *Reginfo = reinterpret_cast<const Elf_Mips_RegInfo<ELFT> *>(Sec->data());
1637 DictScope GS(W, "MIPS RegInfo");
1638 W.printHex("GP", Reginfo->ri_gp_value);
1639 W.printHex("General Mask", Reginfo->ri_gprmask);
1640 W.printHex("Co-Proc Mask0", Reginfo->ri_cprmask[0]);
1641 W.printHex("Co-Proc Mask1", Reginfo->ri_cprmask[1]);
1642 W.printHex("Co-Proc Mask2", Reginfo->ri_cprmask[2]);
1643 W.printHex("Co-Proc Mask3", Reginfo->ri_cprmask[3]);
1646 template <class ELFT> void ELFDumper<ELFT>::printStackMap() const {
1647 const typename ELFFile<ELFT>::Elf_Shdr *StackMapSection = nullptr;
1648 for (const auto &Sec : Obj->sections()) {
1649 ErrorOr<StringRef> Name = Obj->getSectionName(&Sec);
1650 if (*Name == ".llvm_stackmaps") {
1651 StackMapSection = &Sec;
1656 if (!StackMapSection)
1659 StringRef StackMapContents;
1660 ErrorOr<ArrayRef<uint8_t>> StackMapContentsArray =
1661 Obj->getSectionContents(StackMapSection);
1663 prettyPrintStackMap(
1665 StackMapV1Parser<ELFT::TargetEndianness>(*StackMapContentsArray));