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"
17 #include "ObjDumper.h"
18 #include "StreamWriter.h"
20 #include "llvm/ADT/SmallString.h"
21 #include "llvm/Object/ELF.h"
22 #include "llvm/Support/Compiler.h"
23 #include "llvm/Support/Format.h"
24 #include "llvm/Support/MathExtras.h"
25 #include "llvm/Support/raw_ostream.h"
28 using namespace llvm::object;
32 #define LLVM_READOBJ_ENUM_CASE(ns, enum) \
33 case ns::enum: return #enum;
37 template<typename ELFT>
38 class ELFDumper : public ObjDumper {
40 ELFDumper(const ELFObjectFile<ELFT> *Obj, StreamWriter& Writer)
44 virtual void printFileHeaders() LLVM_OVERRIDE;
45 virtual void printSections() LLVM_OVERRIDE;
46 virtual void printRelocations() LLVM_OVERRIDE;
47 virtual void printSymbols() LLVM_OVERRIDE;
48 virtual void printDynamicSymbols() LLVM_OVERRIDE;
49 virtual void printUnwindInfo() LLVM_OVERRIDE;
51 virtual void printDynamicTable() LLVM_OVERRIDE;
52 virtual void printNeededLibraries() LLVM_OVERRIDE;
53 virtual void printProgramHeaders() LLVM_OVERRIDE;
56 typedef ELFObjectFile<ELFT> ELFO;
57 typedef typename ELFO::Elf_Shdr Elf_Shdr;
58 typedef typename ELFO::Elf_Sym Elf_Sym;
60 void printSymbol(symbol_iterator SymI, bool IsDynamic = false);
62 void printRelocation(section_iterator SecI, relocation_iterator RelI);
72 error_code createELFDumper(const object::ObjectFile *Obj,
74 OwningPtr<ObjDumper> &Result) {
75 typedef ELFType<support::little, 4, false> Little32ELF;
76 typedef ELFType<support::big, 4, false> Big32ELF;
77 typedef ELFType<support::little, 4, true > Little64ELF;
78 typedef ELFType<support::big, 8, true > Big64ELF;
80 typedef ELFObjectFile<Little32ELF> LittleELF32Obj;
81 typedef ELFObjectFile<Big32ELF > BigELF32Obj;
82 typedef ELFObjectFile<Little64ELF> LittleELF64Obj;
83 typedef ELFObjectFile<Big64ELF > BigELF64Obj;
85 // Little-endian 32-bit
86 if (const LittleELF32Obj *ELFObj = dyn_cast<LittleELF32Obj>(Obj)) {
87 Result.reset(new ELFDumper<Little32ELF>(ELFObj, Writer));
88 return readobj_error::success;
92 if (const BigELF32Obj *ELFObj = dyn_cast<BigELF32Obj>(Obj)) {
93 Result.reset(new ELFDumper<Big32ELF>(ELFObj, Writer));
94 return readobj_error::success;
97 // Little-endian 64-bit
98 if (const LittleELF64Obj *ELFObj = dyn_cast<LittleELF64Obj>(Obj)) {
99 Result.reset(new ELFDumper<Little64ELF>(ELFObj, Writer));
100 return readobj_error::success;
104 if (const BigELF64Obj *ELFObj = dyn_cast<BigELF64Obj>(Obj)) {
105 Result.reset(new ELFDumper<Big64ELF>(ELFObj, Writer));
106 return readobj_error::success;
109 return readobj_error::unsupported_obj_file_format;
115 static const EnumEntry<unsigned> ElfClass[] = {
116 { "None", ELF::ELFCLASSNONE },
117 { "32-bit", ELF::ELFCLASS32 },
118 { "64-bit", ELF::ELFCLASS64 },
121 static const EnumEntry<unsigned> ElfDataEncoding[] = {
122 { "None", ELF::ELFDATANONE },
123 { "LittleEndian", ELF::ELFDATA2LSB },
124 { "BigEndian", ELF::ELFDATA2MSB },
127 static const EnumEntry<unsigned> ElfObjectFileType[] = {
128 { "None", ELF::ET_NONE },
129 { "Relocatable", ELF::ET_REL },
130 { "Executable", ELF::ET_EXEC },
131 { "SharedObject", ELF::ET_DYN },
132 { "Core", ELF::ET_CORE },
135 static const EnumEntry<unsigned> ElfOSABI[] = {
136 { "SystemV", ELF::ELFOSABI_NONE },
137 { "HPUX", ELF::ELFOSABI_HPUX },
138 { "NetBSD", ELF::ELFOSABI_NETBSD },
139 { "GNU/Linux", ELF::ELFOSABI_LINUX },
140 { "GNU/Hurd", ELF::ELFOSABI_HURD },
141 { "Solaris", ELF::ELFOSABI_SOLARIS },
142 { "AIX", ELF::ELFOSABI_AIX },
143 { "IRIX", ELF::ELFOSABI_IRIX },
144 { "FreeBSD", ELF::ELFOSABI_FREEBSD },
145 { "TRU64", ELF::ELFOSABI_TRU64 },
146 { "Modesto", ELF::ELFOSABI_MODESTO },
147 { "OpenBSD", ELF::ELFOSABI_OPENBSD },
148 { "OpenVMS", ELF::ELFOSABI_OPENVMS },
149 { "NSK", ELF::ELFOSABI_NSK },
150 { "AROS", ELF::ELFOSABI_AROS },
151 { "FenixOS", ELF::ELFOSABI_FENIXOS },
152 { "C6000_ELFABI", ELF::ELFOSABI_C6000_ELFABI },
153 { "C6000_LINUX" , ELF::ELFOSABI_C6000_LINUX },
154 { "ARM", ELF::ELFOSABI_ARM },
155 { "Standalone" , ELF::ELFOSABI_STANDALONE }
158 static const EnumEntry<unsigned> ElfMachineType[] = {
159 LLVM_READOBJ_ENUM_ENT(ELF, EM_NONE ),
160 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32 ),
161 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARC ),
162 LLVM_READOBJ_ENUM_ENT(ELF, EM_386 ),
163 LLVM_READOBJ_ENUM_ENT(ELF, EM_68K ),
164 LLVM_READOBJ_ENUM_ENT(ELF, EM_88K ),
165 LLVM_READOBJ_ENUM_ENT(ELF, EM_486 ),
166 LLVM_READOBJ_ENUM_ENT(ELF, EM_860 ),
167 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS ),
168 LLVM_READOBJ_ENUM_ENT(ELF, EM_S370 ),
169 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS_RS3_LE ),
170 LLVM_READOBJ_ENUM_ENT(ELF, EM_PARISC ),
171 LLVM_READOBJ_ENUM_ENT(ELF, EM_VPP500 ),
172 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARC32PLUS ),
173 LLVM_READOBJ_ENUM_ENT(ELF, EM_960 ),
174 LLVM_READOBJ_ENUM_ENT(ELF, EM_PPC ),
175 LLVM_READOBJ_ENUM_ENT(ELF, EM_PPC64 ),
176 LLVM_READOBJ_ENUM_ENT(ELF, EM_S390 ),
177 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPU ),
178 LLVM_READOBJ_ENUM_ENT(ELF, EM_V800 ),
179 LLVM_READOBJ_ENUM_ENT(ELF, EM_FR20 ),
180 LLVM_READOBJ_ENUM_ENT(ELF, EM_RH32 ),
181 LLVM_READOBJ_ENUM_ENT(ELF, EM_RCE ),
182 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARM ),
183 LLVM_READOBJ_ENUM_ENT(ELF, EM_ALPHA ),
184 LLVM_READOBJ_ENUM_ENT(ELF, EM_SH ),
185 LLVM_READOBJ_ENUM_ENT(ELF, EM_SPARCV9 ),
186 LLVM_READOBJ_ENUM_ENT(ELF, EM_TRICORE ),
187 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC ),
188 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_300 ),
189 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_300H ),
190 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8S ),
191 LLVM_READOBJ_ENUM_ENT(ELF, EM_H8_500 ),
192 LLVM_READOBJ_ENUM_ENT(ELF, EM_IA_64 ),
193 LLVM_READOBJ_ENUM_ENT(ELF, EM_MIPS_X ),
194 LLVM_READOBJ_ENUM_ENT(ELF, EM_COLDFIRE ),
195 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC12 ),
196 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMA ),
197 LLVM_READOBJ_ENUM_ENT(ELF, EM_PCP ),
198 LLVM_READOBJ_ENUM_ENT(ELF, EM_NCPU ),
199 LLVM_READOBJ_ENUM_ENT(ELF, EM_NDR1 ),
200 LLVM_READOBJ_ENUM_ENT(ELF, EM_STARCORE ),
201 LLVM_READOBJ_ENUM_ENT(ELF, EM_ME16 ),
202 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST100 ),
203 LLVM_READOBJ_ENUM_ENT(ELF, EM_TINYJ ),
204 LLVM_READOBJ_ENUM_ENT(ELF, EM_X86_64 ),
205 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDSP ),
206 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDP10 ),
207 LLVM_READOBJ_ENUM_ENT(ELF, EM_PDP11 ),
208 LLVM_READOBJ_ENUM_ENT(ELF, EM_FX66 ),
209 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST9PLUS ),
210 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST7 ),
211 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC16 ),
212 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC11 ),
213 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC08 ),
214 LLVM_READOBJ_ENUM_ENT(ELF, EM_68HC05 ),
215 LLVM_READOBJ_ENUM_ENT(ELF, EM_SVX ),
216 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST19 ),
217 LLVM_READOBJ_ENUM_ENT(ELF, EM_VAX ),
218 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRIS ),
219 LLVM_READOBJ_ENUM_ENT(ELF, EM_JAVELIN ),
220 LLVM_READOBJ_ENUM_ENT(ELF, EM_FIREPATH ),
221 LLVM_READOBJ_ENUM_ENT(ELF, EM_ZSP ),
222 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMIX ),
223 LLVM_READOBJ_ENUM_ENT(ELF, EM_HUANY ),
224 LLVM_READOBJ_ENUM_ENT(ELF, EM_PRISM ),
225 LLVM_READOBJ_ENUM_ENT(ELF, EM_AVR ),
226 LLVM_READOBJ_ENUM_ENT(ELF, EM_FR30 ),
227 LLVM_READOBJ_ENUM_ENT(ELF, EM_D10V ),
228 LLVM_READOBJ_ENUM_ENT(ELF, EM_D30V ),
229 LLVM_READOBJ_ENUM_ENT(ELF, EM_V850 ),
230 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32R ),
231 LLVM_READOBJ_ENUM_ENT(ELF, EM_MN10300 ),
232 LLVM_READOBJ_ENUM_ENT(ELF, EM_MN10200 ),
233 LLVM_READOBJ_ENUM_ENT(ELF, EM_PJ ),
234 LLVM_READOBJ_ENUM_ENT(ELF, EM_OPENRISC ),
235 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC_COMPACT ),
236 LLVM_READOBJ_ENUM_ENT(ELF, EM_XTENSA ),
237 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE ),
238 LLVM_READOBJ_ENUM_ENT(ELF, EM_TMM_GPP ),
239 LLVM_READOBJ_ENUM_ENT(ELF, EM_NS32K ),
240 LLVM_READOBJ_ENUM_ENT(ELF, EM_TPC ),
241 LLVM_READOBJ_ENUM_ENT(ELF, EM_SNP1K ),
242 LLVM_READOBJ_ENUM_ENT(ELF, EM_ST200 ),
243 LLVM_READOBJ_ENUM_ENT(ELF, EM_IP2K ),
244 LLVM_READOBJ_ENUM_ENT(ELF, EM_MAX ),
245 LLVM_READOBJ_ENUM_ENT(ELF, EM_CR ),
246 LLVM_READOBJ_ENUM_ENT(ELF, EM_F2MC16 ),
247 LLVM_READOBJ_ENUM_ENT(ELF, EM_MSP430 ),
248 LLVM_READOBJ_ENUM_ENT(ELF, EM_BLACKFIN ),
249 LLVM_READOBJ_ENUM_ENT(ELF, EM_SE_C33 ),
250 LLVM_READOBJ_ENUM_ENT(ELF, EM_SEP ),
251 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARCA ),
252 LLVM_READOBJ_ENUM_ENT(ELF, EM_UNICORE ),
253 LLVM_READOBJ_ENUM_ENT(ELF, EM_EXCESS ),
254 LLVM_READOBJ_ENUM_ENT(ELF, EM_DXP ),
255 LLVM_READOBJ_ENUM_ENT(ELF, EM_ALTERA_NIOS2 ),
256 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRX ),
257 LLVM_READOBJ_ENUM_ENT(ELF, EM_XGATE ),
258 LLVM_READOBJ_ENUM_ENT(ELF, EM_C166 ),
259 LLVM_READOBJ_ENUM_ENT(ELF, EM_M16C ),
260 LLVM_READOBJ_ENUM_ENT(ELF, EM_DSPIC30F ),
261 LLVM_READOBJ_ENUM_ENT(ELF, EM_CE ),
262 LLVM_READOBJ_ENUM_ENT(ELF, EM_M32C ),
263 LLVM_READOBJ_ENUM_ENT(ELF, EM_TSK3000 ),
264 LLVM_READOBJ_ENUM_ENT(ELF, EM_RS08 ),
265 LLVM_READOBJ_ENUM_ENT(ELF, EM_SHARC ),
266 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG2 ),
267 LLVM_READOBJ_ENUM_ENT(ELF, EM_SCORE7 ),
268 LLVM_READOBJ_ENUM_ENT(ELF, EM_DSP24 ),
269 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE3 ),
270 LLVM_READOBJ_ENUM_ENT(ELF, EM_LATTICEMICO32),
271 LLVM_READOBJ_ENUM_ENT(ELF, EM_SE_C17 ),
272 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C6000 ),
273 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C2000 ),
274 LLVM_READOBJ_ENUM_ENT(ELF, EM_TI_C5500 ),
275 LLVM_READOBJ_ENUM_ENT(ELF, EM_MMDSP_PLUS ),
276 LLVM_READOBJ_ENUM_ENT(ELF, EM_CYPRESS_M8C ),
277 LLVM_READOBJ_ENUM_ENT(ELF, EM_R32C ),
278 LLVM_READOBJ_ENUM_ENT(ELF, EM_TRIMEDIA ),
279 LLVM_READOBJ_ENUM_ENT(ELF, EM_HEXAGON ),
280 LLVM_READOBJ_ENUM_ENT(ELF, EM_8051 ),
281 LLVM_READOBJ_ENUM_ENT(ELF, EM_STXP7X ),
282 LLVM_READOBJ_ENUM_ENT(ELF, EM_NDS32 ),
283 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG1 ),
284 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG1X ),
285 LLVM_READOBJ_ENUM_ENT(ELF, EM_MAXQ30 ),
286 LLVM_READOBJ_ENUM_ENT(ELF, EM_XIMO16 ),
287 LLVM_READOBJ_ENUM_ENT(ELF, EM_MANIK ),
288 LLVM_READOBJ_ENUM_ENT(ELF, EM_CRAYNV2 ),
289 LLVM_READOBJ_ENUM_ENT(ELF, EM_RX ),
290 LLVM_READOBJ_ENUM_ENT(ELF, EM_METAG ),
291 LLVM_READOBJ_ENUM_ENT(ELF, EM_MCST_ELBRUS ),
292 LLVM_READOBJ_ENUM_ENT(ELF, EM_ECOG16 ),
293 LLVM_READOBJ_ENUM_ENT(ELF, EM_CR16 ),
294 LLVM_READOBJ_ENUM_ENT(ELF, EM_ETPU ),
295 LLVM_READOBJ_ENUM_ENT(ELF, EM_SLE9X ),
296 LLVM_READOBJ_ENUM_ENT(ELF, EM_L10M ),
297 LLVM_READOBJ_ENUM_ENT(ELF, EM_K10M ),
298 LLVM_READOBJ_ENUM_ENT(ELF, EM_AARCH64 ),
299 LLVM_READOBJ_ENUM_ENT(ELF, EM_AVR32 ),
300 LLVM_READOBJ_ENUM_ENT(ELF, EM_STM8 ),
301 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILE64 ),
302 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILEPRO ),
303 LLVM_READOBJ_ENUM_ENT(ELF, EM_MICROBLAZE ),
304 LLVM_READOBJ_ENUM_ENT(ELF, EM_CUDA ),
305 LLVM_READOBJ_ENUM_ENT(ELF, EM_TILEGX ),
306 LLVM_READOBJ_ENUM_ENT(ELF, EM_CLOUDSHIELD ),
307 LLVM_READOBJ_ENUM_ENT(ELF, EM_COREA_1ST ),
308 LLVM_READOBJ_ENUM_ENT(ELF, EM_COREA_2ND ),
309 LLVM_READOBJ_ENUM_ENT(ELF, EM_ARC_COMPACT2 ),
310 LLVM_READOBJ_ENUM_ENT(ELF, EM_OPEN8 ),
311 LLVM_READOBJ_ENUM_ENT(ELF, EM_RL78 ),
312 LLVM_READOBJ_ENUM_ENT(ELF, EM_VIDEOCORE5 ),
313 LLVM_READOBJ_ENUM_ENT(ELF, EM_78KOR ),
314 LLVM_READOBJ_ENUM_ENT(ELF, EM_56800EX ),
315 LLVM_READOBJ_ENUM_ENT(ELF, EM_MBLAZE )
318 static const EnumEntry<unsigned> ElfSymbolBindings[] = {
319 { "Local", ELF::STB_LOCAL },
320 { "Global", ELF::STB_GLOBAL },
321 { "Weak", ELF::STB_WEAK }
324 static const EnumEntry<unsigned> ElfSymbolTypes[] = {
325 { "None", ELF::STT_NOTYPE },
326 { "Object", ELF::STT_OBJECT },
327 { "Function", ELF::STT_FUNC },
328 { "Section", ELF::STT_SECTION },
329 { "File", ELF::STT_FILE },
330 { "Common", ELF::STT_COMMON },
331 { "TLS", ELF::STT_TLS },
332 { "GNU_IFunc", ELF::STT_GNU_IFUNC }
335 static const char *getElfSectionType(unsigned Arch, unsigned Type) {
339 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_EXIDX);
340 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_PREEMPTMAP);
341 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_ATTRIBUTES);
342 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_DEBUGOVERLAY);
343 LLVM_READOBJ_ENUM_CASE(ELF, SHT_ARM_OVERLAYSECTION);
345 case Triple::hexagon:
347 LLVM_READOBJ_ENUM_CASE(ELF, SHT_HEX_ORDERED);
351 LLVM_READOBJ_ENUM_CASE(ELF, SHT_X86_64_UNWIND);
356 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_REGINFO);
357 LLVM_READOBJ_ENUM_CASE(ELF, SHT_MIPS_OPTIONS);
362 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NULL );
363 LLVM_READOBJ_ENUM_CASE(ELF, SHT_PROGBITS );
364 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SYMTAB );
365 LLVM_READOBJ_ENUM_CASE(ELF, SHT_STRTAB );
366 LLVM_READOBJ_ENUM_CASE(ELF, SHT_RELA );
367 LLVM_READOBJ_ENUM_CASE(ELF, SHT_HASH );
368 LLVM_READOBJ_ENUM_CASE(ELF, SHT_DYNAMIC );
369 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NOTE );
370 LLVM_READOBJ_ENUM_CASE(ELF, SHT_NOBITS );
371 LLVM_READOBJ_ENUM_CASE(ELF, SHT_REL );
372 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SHLIB );
373 LLVM_READOBJ_ENUM_CASE(ELF, SHT_DYNSYM );
374 LLVM_READOBJ_ENUM_CASE(ELF, SHT_INIT_ARRAY );
375 LLVM_READOBJ_ENUM_CASE(ELF, SHT_FINI_ARRAY );
376 LLVM_READOBJ_ENUM_CASE(ELF, SHT_PREINIT_ARRAY );
377 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GROUP );
378 LLVM_READOBJ_ENUM_CASE(ELF, SHT_SYMTAB_SHNDX );
379 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_ATTRIBUTES );
380 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_HASH );
381 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_verdef );
382 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_verneed );
383 LLVM_READOBJ_ENUM_CASE(ELF, SHT_GNU_versym );
388 static const EnumEntry<unsigned> ElfSectionFlags[] = {
389 LLVM_READOBJ_ENUM_ENT(ELF, SHF_WRITE ),
390 LLVM_READOBJ_ENUM_ENT(ELF, SHF_ALLOC ),
391 LLVM_READOBJ_ENUM_ENT(ELF, SHF_EXECINSTR ),
392 LLVM_READOBJ_ENUM_ENT(ELF, SHF_MERGE ),
393 LLVM_READOBJ_ENUM_ENT(ELF, SHF_STRINGS ),
394 LLVM_READOBJ_ENUM_ENT(ELF, SHF_INFO_LINK ),
395 LLVM_READOBJ_ENUM_ENT(ELF, SHF_LINK_ORDER ),
396 LLVM_READOBJ_ENUM_ENT(ELF, SHF_OS_NONCONFORMING),
397 LLVM_READOBJ_ENUM_ENT(ELF, SHF_GROUP ),
398 LLVM_READOBJ_ENUM_ENT(ELF, SHF_TLS ),
399 LLVM_READOBJ_ENUM_ENT(ELF, XCORE_SHF_CP_SECTION),
400 LLVM_READOBJ_ENUM_ENT(ELF, XCORE_SHF_DP_SECTION),
401 LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_NOSTRIP )
404 static const EnumEntry<unsigned> ElfSegmentTypes[] = {
405 LLVM_READOBJ_ENUM_ENT(ELF, PT_NULL ),
406 LLVM_READOBJ_ENUM_ENT(ELF, PT_LOAD ),
407 LLVM_READOBJ_ENUM_ENT(ELF, PT_DYNAMIC),
408 LLVM_READOBJ_ENUM_ENT(ELF, PT_INTERP ),
409 LLVM_READOBJ_ENUM_ENT(ELF, PT_NOTE ),
410 LLVM_READOBJ_ENUM_ENT(ELF, PT_SHLIB ),
411 LLVM_READOBJ_ENUM_ENT(ELF, PT_PHDR ),
412 LLVM_READOBJ_ENUM_ENT(ELF, PT_TLS ),
414 LLVM_READOBJ_ENUM_ENT(ELF, PT_GNU_EH_FRAME),
415 LLVM_READOBJ_ENUM_ENT(ELF, PT_SUNW_EH_FRAME),
416 LLVM_READOBJ_ENUM_ENT(ELF, PT_SUNW_UNWIND),
418 LLVM_READOBJ_ENUM_ENT(ELF, PT_GNU_STACK),
419 LLVM_READOBJ_ENUM_ENT(ELF, PT_GNU_RELRO),
421 LLVM_READOBJ_ENUM_ENT(ELF, PT_ARM_EXIDX),
422 LLVM_READOBJ_ENUM_ENT(ELF, PT_ARM_UNWIND)
425 static const EnumEntry<unsigned> ElfSegmentFlags[] = {
426 LLVM_READOBJ_ENUM_ENT(ELF, PF_X),
427 LLVM_READOBJ_ENUM_ENT(ELF, PF_W),
428 LLVM_READOBJ_ENUM_ENT(ELF, PF_R)
433 void ELFDumper<ELFT>::printFileHeaders() {
436 const typename ELFO::Elf_Ehdr *Header = Obj->getElfHeader();
439 DictScope D(W, "ElfHeader");
441 DictScope D(W, "Ident");
442 W.printBinary("Magic", makeArrayRef(Header->e_ident).slice(ELF::EI_MAG0,
444 W.printEnum ("Class", Header->e_ident[ELF::EI_CLASS],
445 makeArrayRef(ElfClass));
446 W.printEnum ("DataEncoding", Header->e_ident[ELF::EI_DATA],
447 makeArrayRef(ElfDataEncoding));
448 W.printNumber("FileVersion", Header->e_ident[ELF::EI_VERSION]);
449 W.printEnum ("OS/ABI", Header->e_ident[ELF::EI_OSABI],
450 makeArrayRef(ElfOSABI));
451 W.printNumber("ABIVersion", Header->e_ident[ELF::EI_ABIVERSION]);
452 W.printBinary("Unused", makeArrayRef(Header->e_ident).slice(ELF::EI_PAD));
455 W.printEnum ("Type", Header->e_type, makeArrayRef(ElfObjectFileType));
456 W.printEnum ("Machine", Header->e_machine, makeArrayRef(ElfMachineType));
457 W.printNumber("Version", Header->e_version);
458 W.printHex ("Entry", Header->e_entry);
459 W.printHex ("ProgramHeaderOffset", Header->e_phoff);
460 W.printHex ("SectionHeaderOffset", Header->e_shoff);
461 W.printFlags ("Flags", Header->e_flags);
462 W.printNumber("HeaderSize", Header->e_ehsize);
463 W.printNumber("ProgramHeaderEntrySize", Header->e_phentsize);
464 W.printNumber("ProgramHeaderCount", Header->e_phnum);
465 W.printNumber("SectionHeaderEntrySize", Header->e_shentsize);
466 W.printNumber("SectionHeaderCount", Header->e_shnum);
467 W.printNumber("StringTableSectionIndex", Header->e_shstrndx);
472 void ELFDumper<ELFT>::printSections() {
473 ListScope SectionsD(W, "Sections");
475 int SectionIndex = -1;
477 for (section_iterator SecI = Obj->begin_sections(),
478 SecE = Obj->end_sections();
479 SecI != SecE; SecI.increment(EC)) {
480 if (error(EC)) break;
484 const Elf_Shdr *Section = Obj->getElfSection(SecI);
486 if (error(SecI->getName(Name)))
489 DictScope SectionD(W, "Section");
490 W.printNumber("Index", SectionIndex);
491 W.printNumber("Name", Name, Section->sh_name);
492 W.printHex ("Type", getElfSectionType(Obj->getArch(), Section->sh_type),
494 W.printFlags ("Flags", Section->sh_flags, makeArrayRef(ElfSectionFlags));
495 W.printHex ("Address", Section->sh_addr);
496 W.printHex ("Offset", Section->sh_offset);
497 W.printNumber("Size", Section->sh_size);
498 W.printNumber("Link", Section->sh_link);
499 W.printNumber("Info", Section->sh_info);
500 W.printNumber("AddressAlignment", Section->sh_addralign);
501 W.printNumber("EntrySize", Section->sh_entsize);
503 if (opts::SectionRelocations) {
504 ListScope D(W, "Relocations");
505 for (relocation_iterator RelI = SecI->begin_relocations(),
506 RelE = SecI->end_relocations();
507 RelI != RelE; RelI.increment(EC)) {
508 if (error(EC)) break;
510 printRelocation(SecI, RelI);
514 if (opts::SectionSymbols) {
515 ListScope D(W, "Symbols");
516 for (symbol_iterator SymI = Obj->begin_symbols(),
517 SymE = Obj->end_symbols();
518 SymI != SymE; SymI.increment(EC)) {
519 if (error(EC)) break;
521 bool Contained = false;
522 if (SecI->containsSymbol(*SymI, Contained) || !Contained)
529 if (opts::SectionData) {
531 if (error(SecI->getContents(Data))) break;
533 W.printBinaryBlock("SectionData", Data);
539 void ELFDumper<ELFT>::printRelocations() {
540 ListScope D(W, "Relocations");
543 int SectionNumber = -1;
544 for (section_iterator SecI = Obj->begin_sections(),
545 SecE = Obj->end_sections();
546 SecI != SecE; SecI.increment(EC)) {
547 if (error(EC)) break;
551 if (error(SecI->getName(Name)))
554 bool PrintedGroup = false;
555 for (relocation_iterator RelI = SecI->begin_relocations(),
556 RelE = SecI->end_relocations();
557 RelI != RelE; RelI.increment(EC)) {
558 if (error(EC)) break;
561 W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
566 printRelocation(SecI, RelI);
571 W.startLine() << "}\n";
577 void ELFDumper<ELFT>::printRelocation(section_iterator Sec,
578 relocation_iterator RelI) {
581 SmallString<32> RelocName;
583 StringRef SymbolName;
585 if (Obj->getElfHeader()->e_type == ELF::ET_REL){
586 if (error(RelI->getOffset(Offset))) return;
588 if (error(RelI->getAddress(Offset))) return;
590 if (error(RelI->getType(RelocType))) return;
591 if (error(RelI->getTypeName(RelocName))) return;
592 if (error(RelI->getAdditionalInfo(Info))) return;
593 if (error(RelI->getSymbol(Symbol))) return;
594 if (error(Symbol.getName(SymbolName))) return;
596 if (opts::ExpandRelocs) {
597 DictScope Group(W, "Relocation");
598 W.printHex("Offset", Offset);
599 W.printNumber("Type", RelocName, RelocType);
600 W.printString("Symbol", SymbolName.size() > 0 ? SymbolName : "-");
601 W.printHex("Info", Info);
603 raw_ostream& OS = W.startLine();
606 << " " << (SymbolName.size() > 0 ? SymbolName : "-")
607 << " " << W.hex(Info)
613 void ELFDumper<ELFT>::printSymbols() {
614 ListScope Group(W, "Symbols");
617 for (symbol_iterator SymI = Obj->begin_symbols(), SymE = Obj->end_symbols();
618 SymI != SymE; SymI.increment(EC)) {
619 if (error(EC)) break;
626 void ELFDumper<ELFT>::printDynamicSymbols() {
627 ListScope Group(W, "DynamicSymbols");
630 for (symbol_iterator SymI = Obj->begin_dynamic_symbols(),
631 SymE = Obj->end_dynamic_symbols();
632 SymI != SymE; SymI.increment(EC)) {
633 if (error(EC)) break;
635 printSymbol(SymI, true);
640 void ELFDumper<ELFT>::printSymbol(symbol_iterator SymI, bool IsDynamic) {
643 const Elf_Sym *Symbol = Obj->getElfSymbol(SymI);
644 const Elf_Shdr *Section = Obj->getSection(Symbol);
646 StringRef SymbolName;
647 if (SymI->getName(SymbolName))
650 StringRef SectionName = "";
652 Obj->getSectionName(Section, SectionName);
654 std::string FullSymbolName(SymbolName);
658 if (error(Obj->getSymbolVersion(*SymI, Version, IsDefault)))
660 if (!Version.empty()) {
661 FullSymbolName += (IsDefault ? "@@" : "@");
662 FullSymbolName += Version;
666 DictScope D(W, "Symbol");
667 W.printNumber("Name", FullSymbolName, Symbol->st_name);
668 W.printHex ("Value", Symbol->st_value);
669 W.printNumber("Size", Symbol->st_size);
670 W.printEnum ("Binding", Symbol->getBinding(),
671 makeArrayRef(ElfSymbolBindings));
672 W.printEnum ("Type", Symbol->getType(), makeArrayRef(ElfSymbolTypes));
673 W.printNumber("Other", Symbol->st_other);
674 W.printHex ("Section", SectionName, Symbol->st_shndx);
677 #define LLVM_READOBJ_TYPE_CASE(name) \
678 case DT_##name: return #name
680 static const char *getTypeString(uint64_t Type) {
682 LLVM_READOBJ_TYPE_CASE(BIND_NOW);
683 LLVM_READOBJ_TYPE_CASE(DEBUG);
684 LLVM_READOBJ_TYPE_CASE(FINI);
685 LLVM_READOBJ_TYPE_CASE(FINI_ARRAY);
686 LLVM_READOBJ_TYPE_CASE(FINI_ARRAYSZ);
687 LLVM_READOBJ_TYPE_CASE(FLAGS);
688 LLVM_READOBJ_TYPE_CASE(HASH);
689 LLVM_READOBJ_TYPE_CASE(INIT);
690 LLVM_READOBJ_TYPE_CASE(INIT_ARRAY);
691 LLVM_READOBJ_TYPE_CASE(INIT_ARRAYSZ);
692 LLVM_READOBJ_TYPE_CASE(PREINIT_ARRAY);
693 LLVM_READOBJ_TYPE_CASE(PREINIT_ARRAYSZ);
694 LLVM_READOBJ_TYPE_CASE(JMPREL);
695 LLVM_READOBJ_TYPE_CASE(NEEDED);
696 LLVM_READOBJ_TYPE_CASE(NULL);
697 LLVM_READOBJ_TYPE_CASE(PLTGOT);
698 LLVM_READOBJ_TYPE_CASE(PLTREL);
699 LLVM_READOBJ_TYPE_CASE(PLTRELSZ);
700 LLVM_READOBJ_TYPE_CASE(REL);
701 LLVM_READOBJ_TYPE_CASE(RELA);
702 LLVM_READOBJ_TYPE_CASE(RELENT);
703 LLVM_READOBJ_TYPE_CASE(RELSZ);
704 LLVM_READOBJ_TYPE_CASE(RELAENT);
705 LLVM_READOBJ_TYPE_CASE(RELASZ);
706 LLVM_READOBJ_TYPE_CASE(RPATH);
707 LLVM_READOBJ_TYPE_CASE(RUNPATH);
708 LLVM_READOBJ_TYPE_CASE(SONAME);
709 LLVM_READOBJ_TYPE_CASE(STRSZ);
710 LLVM_READOBJ_TYPE_CASE(STRTAB);
711 LLVM_READOBJ_TYPE_CASE(SYMBOLIC);
712 LLVM_READOBJ_TYPE_CASE(SYMENT);
713 LLVM_READOBJ_TYPE_CASE(SYMTAB);
714 LLVM_READOBJ_TYPE_CASE(TEXTREL);
715 default: return "unknown";
719 #undef LLVM_READOBJ_TYPE_CASE
722 static void printValue(const ELFObjectFile<ELFT> *O, uint64_t Type,
723 uint64_t Value, bool Is64, raw_ostream &OS) {
726 if (Value == DT_REL) {
729 } else if (Value == DT_RELA) {
745 case DT_PREINIT_ARRAY:
748 OS << format("0x%" PRIX64, Value);
757 case DT_INIT_ARRAYSZ:
758 case DT_FINI_ARRAYSZ:
759 case DT_PREINIT_ARRAYSZ:
760 OS << Value << " (bytes)";
763 OS << "SharedLibrary ("
764 << O->getString(O->getDynamicStringTableSectionHeader(), Value) << ")";
767 OS << "LibrarySoname ("
768 << O->getString(O->getDynamicStringTableSectionHeader(), Value) << ")";
774 void ELFDumper<ELFT>::printUnwindInfo() {
775 W.startLine() << "UnwindInfo not implemented.\n";
779 void ELFDumper<ELFT>::printDynamicTable() {
780 typedef typename ELFO::Elf_Dyn_iterator EDI;
781 EDI Start = Obj->begin_dynamic_table(),
782 End = Obj->end_dynamic_table(true);
787 ptrdiff_t Total = std::distance(Start, End);
788 raw_ostream &OS = W.getOStream();
789 W.startLine() << "DynamicSection [ (" << Total << " entries)\n";
791 bool Is64 = Obj->getBytesInAddress() == 8;
794 << " Tag" << (Is64 ? " " : " ") << "Type"
795 << " " << "Name/Value\n";
796 for (; Start != End; ++Start) {
799 << format(Is64 ? "0x%016" PRIX64 : "0x%08" PRIX64, Start->getTag())
800 << " " << format("%-21s", getTypeString(Start->getTag()));
801 printValue(Obj, Start->getTag(), Start->getVal(), Is64, OS);
805 W.startLine() << "]\n";
808 static bool compareLibraryName(const LibraryRef &L, const LibraryRef &R) {
809 StringRef LPath, RPath;
812 return LPath < RPath;
816 void ELFDumper<ELFT>::printNeededLibraries() {
817 ListScope D(W, "NeededLibraries");
821 typedef std::vector<LibraryRef> LibsTy;
824 for (library_iterator I = Obj->begin_libraries_needed(),
825 E = Obj->end_libraries_needed();
826 I != E; I.increment(EC)) {
828 report_fatal_error("Needed libraries iteration failed");
833 std::sort(Libs.begin(), Libs.end(), &compareLibraryName);
835 for (LibsTy::const_iterator I = Libs.begin(), E = Libs.end();
839 outs() << " " << Path << "\n";
844 void ELFDumper<ELFT>::printProgramHeaders() {
845 ListScope L(W, "ProgramHeaders");
847 for (typename ELFO::Elf_Phdr_Iter PI = Obj->begin_program_headers(),
848 PE = Obj->end_program_headers();
850 DictScope P(W, "ProgramHeader");
851 W.printEnum ("Type", PI->p_type, makeArrayRef(ElfSegmentTypes));
852 W.printHex ("Offset", PI->p_offset);
853 W.printHex ("VirtualAddress", PI->p_vaddr);
854 W.printHex ("PhysicalAddress", PI->p_paddr);
855 W.printNumber("FileSize", PI->p_filesz);
856 W.printNumber("MemSize", PI->p_memsz);
857 W.printFlags ("Flags", PI->p_flags, makeArrayRef(ElfSegmentFlags));
858 W.printNumber("Alignment", PI->p_align);