1 //===-- COFFDumper.cpp - COFF-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 COFF-specific dumper for llvm-readobj.
13 //===----------------------------------------------------------------------===//
15 #include "llvm-readobj.h"
16 #include "ARMWinEHPrinter.h"
18 #include "ObjDumper.h"
19 #include "StackMapPrinter.h"
20 #include "StreamWriter.h"
21 #include "Win64EHDumper.h"
22 #include "llvm/ADT/DenseMap.h"
23 #include "llvm/ADT/SmallString.h"
24 #include "llvm/ADT/StringExtras.h"
25 #include "llvm/Object/COFF.h"
26 #include "llvm/Object/ObjectFile.h"
27 #include "llvm/Support/COFF.h"
28 #include "llvm/Support/Casting.h"
29 #include "llvm/Support/Compiler.h"
30 #include "llvm/Support/DataExtractor.h"
31 #include "llvm/Support/Format.h"
32 #include "llvm/Support/SourceMgr.h"
33 #include "llvm/Support/Win64EH.h"
34 #include "llvm/Support/raw_ostream.h"
37 #include <system_error>
41 using namespace llvm::object;
42 using namespace llvm::Win64EH;
46 class COFFDumper : public ObjDumper {
48 COFFDumper(const llvm::object::COFFObjectFile *Obj, StreamWriter& Writer)
54 void printFileHeaders() override;
55 void printSections() override;
56 void printRelocations() override;
57 void printSymbols() override;
58 void printDynamicSymbols() override;
59 void printUnwindInfo() override;
60 void printCOFFImports() override;
61 void printCOFFExports() override;
62 void printCOFFDirectives() override;
63 void printCOFFBaseReloc() override;
64 void printStackMap() const override;
66 void printSymbol(const SymbolRef &Sym);
67 void printRelocation(const SectionRef &Section, const RelocationRef &Reloc);
68 void printDataDirectory(uint32_t Index, const std::string &FieldName);
70 void printDOSHeader(const dos_header *DH);
71 template <class PEHeader> void printPEHeader(const PEHeader *Hdr);
72 void printBaseOfDataField(const pe32_header *Hdr);
73 void printBaseOfDataField(const pe32plus_header *Hdr);
75 void printCodeViewDebugInfo(const SectionRef &Section);
77 void printCodeViewSymbolsSubsection(StringRef Subsection,
78 const SectionRef &Section,
81 void cacheRelocations();
83 std::error_code resolveSymbol(const coff_section *Section, uint64_t Offset,
85 std::error_code resolveSymbolName(const coff_section *Section,
86 uint64_t Offset, StringRef &Name);
87 void printImportedSymbols(iterator_range<imported_symbol_iterator> Range);
88 void printDelayImportedSymbols(
89 const DelayImportDirectoryEntryRef &I,
90 iterator_range<imported_symbol_iterator> Range);
92 typedef DenseMap<const coff_section*, std::vector<RelocationRef> > RelocMapTy;
94 const llvm::object::COFFObjectFile *Obj;
96 StringRef CVFileIndexToStringOffsetTable;
97 StringRef CVStringTable;
105 std::error_code createCOFFDumper(const object::ObjectFile *Obj,
106 StreamWriter &Writer,
107 std::unique_ptr<ObjDumper> &Result) {
108 const COFFObjectFile *COFFObj = dyn_cast<COFFObjectFile>(Obj);
110 return readobj_error::unsupported_obj_file_format;
112 Result.reset(new COFFDumper(COFFObj, Writer));
113 return readobj_error::success;
118 // Given a a section and an offset into this section the function returns the
119 // symbol used for the relocation at the offset.
120 std::error_code COFFDumper::resolveSymbol(const coff_section *Section,
121 uint64_t Offset, SymbolRef &Sym) {
122 const auto &Relocations = RelocMap[Section];
123 for (const auto &Relocation : Relocations) {
124 uint64_t RelocationOffset = Relocation.getOffset();
126 if (RelocationOffset == Offset) {
127 Sym = *Relocation.getSymbol();
128 return readobj_error::success;
131 return readobj_error::unknown_symbol;
134 // Given a section and an offset into this section the function returns the name
135 // of the symbol used for the relocation at the offset.
136 std::error_code COFFDumper::resolveSymbolName(const coff_section *Section,
140 if (std::error_code EC = resolveSymbol(Section, Offset, Symbol))
142 if (std::error_code EC = Symbol.getName(Name))
144 return std::error_code();
147 static const EnumEntry<COFF::MachineTypes> ImageFileMachineType[] = {
148 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_UNKNOWN ),
149 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AM33 ),
150 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AMD64 ),
151 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM ),
152 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARMNT ),
153 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_EBC ),
154 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_I386 ),
155 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_IA64 ),
156 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_M32R ),
157 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPS16 ),
158 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU ),
159 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU16),
160 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPC ),
161 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPCFP),
162 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_R4000 ),
163 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3 ),
164 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3DSP ),
165 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH4 ),
166 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH5 ),
167 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_THUMB ),
168 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_WCEMIPSV2)
171 static const EnumEntry<COFF::Characteristics> ImageFileCharacteristics[] = {
172 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_RELOCS_STRIPPED ),
173 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_EXECUTABLE_IMAGE ),
174 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LINE_NUMS_STRIPPED ),
175 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LOCAL_SYMS_STRIPPED ),
176 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_AGGRESSIVE_WS_TRIM ),
177 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LARGE_ADDRESS_AWARE ),
178 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_LO ),
179 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_32BIT_MACHINE ),
180 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DEBUG_STRIPPED ),
181 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP),
182 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_NET_RUN_FROM_SWAP ),
183 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_SYSTEM ),
184 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DLL ),
185 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_UP_SYSTEM_ONLY ),
186 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_HI )
189 static const EnumEntry<COFF::WindowsSubsystem> PEWindowsSubsystem[] = {
190 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_UNKNOWN ),
191 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_NATIVE ),
192 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_GUI ),
193 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CUI ),
194 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_POSIX_CUI ),
195 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CE_GUI ),
196 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_APPLICATION ),
197 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER),
198 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER ),
199 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_ROM ),
200 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_XBOX ),
203 static const EnumEntry<COFF::DLLCharacteristics> PEDLLCharacteristics[] = {
204 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA ),
205 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE ),
206 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY ),
207 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NX_COMPAT ),
208 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_ISOLATION ),
209 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_SEH ),
210 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_BIND ),
211 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_APPCONTAINER ),
212 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_WDM_DRIVER ),
213 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_GUARD_CF ),
214 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_TERMINAL_SERVER_AWARE),
217 static const EnumEntry<COFF::SectionCharacteristics>
218 ImageSectionCharacteristics[] = {
219 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NO_PAD ),
220 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_CODE ),
221 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_INITIALIZED_DATA ),
222 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_UNINITIALIZED_DATA),
223 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_OTHER ),
224 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_INFO ),
225 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_REMOVE ),
226 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_COMDAT ),
227 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_GPREL ),
228 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PURGEABLE ),
229 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_16BIT ),
230 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_LOCKED ),
231 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PRELOAD ),
232 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1BYTES ),
233 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2BYTES ),
234 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4BYTES ),
235 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8BYTES ),
236 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_16BYTES ),
237 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_32BYTES ),
238 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_64BYTES ),
239 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_128BYTES ),
240 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_256BYTES ),
241 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_512BYTES ),
242 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1024BYTES ),
243 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2048BYTES ),
244 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4096BYTES ),
245 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8192BYTES ),
246 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_NRELOC_OVFL ),
247 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_DISCARDABLE ),
248 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_CACHED ),
249 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_PAGED ),
250 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_SHARED ),
251 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_EXECUTE ),
252 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_READ ),
253 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_WRITE )
256 static const EnumEntry<COFF::SymbolBaseType> ImageSymType[] = {
257 { "Null" , COFF::IMAGE_SYM_TYPE_NULL },
258 { "Void" , COFF::IMAGE_SYM_TYPE_VOID },
259 { "Char" , COFF::IMAGE_SYM_TYPE_CHAR },
260 { "Short" , COFF::IMAGE_SYM_TYPE_SHORT },
261 { "Int" , COFF::IMAGE_SYM_TYPE_INT },
262 { "Long" , COFF::IMAGE_SYM_TYPE_LONG },
263 { "Float" , COFF::IMAGE_SYM_TYPE_FLOAT },
264 { "Double", COFF::IMAGE_SYM_TYPE_DOUBLE },
265 { "Struct", COFF::IMAGE_SYM_TYPE_STRUCT },
266 { "Union" , COFF::IMAGE_SYM_TYPE_UNION },
267 { "Enum" , COFF::IMAGE_SYM_TYPE_ENUM },
268 { "MOE" , COFF::IMAGE_SYM_TYPE_MOE },
269 { "Byte" , COFF::IMAGE_SYM_TYPE_BYTE },
270 { "Word" , COFF::IMAGE_SYM_TYPE_WORD },
271 { "UInt" , COFF::IMAGE_SYM_TYPE_UINT },
272 { "DWord" , COFF::IMAGE_SYM_TYPE_DWORD }
275 static const EnumEntry<COFF::SymbolComplexType> ImageSymDType[] = {
276 { "Null" , COFF::IMAGE_SYM_DTYPE_NULL },
277 { "Pointer" , COFF::IMAGE_SYM_DTYPE_POINTER },
278 { "Function", COFF::IMAGE_SYM_DTYPE_FUNCTION },
279 { "Array" , COFF::IMAGE_SYM_DTYPE_ARRAY }
282 static const EnumEntry<COFF::SymbolStorageClass> ImageSymClass[] = {
283 { "EndOfFunction" , COFF::IMAGE_SYM_CLASS_END_OF_FUNCTION },
284 { "Null" , COFF::IMAGE_SYM_CLASS_NULL },
285 { "Automatic" , COFF::IMAGE_SYM_CLASS_AUTOMATIC },
286 { "External" , COFF::IMAGE_SYM_CLASS_EXTERNAL },
287 { "Static" , COFF::IMAGE_SYM_CLASS_STATIC },
288 { "Register" , COFF::IMAGE_SYM_CLASS_REGISTER },
289 { "ExternalDef" , COFF::IMAGE_SYM_CLASS_EXTERNAL_DEF },
290 { "Label" , COFF::IMAGE_SYM_CLASS_LABEL },
291 { "UndefinedLabel" , COFF::IMAGE_SYM_CLASS_UNDEFINED_LABEL },
292 { "MemberOfStruct" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_STRUCT },
293 { "Argument" , COFF::IMAGE_SYM_CLASS_ARGUMENT },
294 { "StructTag" , COFF::IMAGE_SYM_CLASS_STRUCT_TAG },
295 { "MemberOfUnion" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_UNION },
296 { "UnionTag" , COFF::IMAGE_SYM_CLASS_UNION_TAG },
297 { "TypeDefinition" , COFF::IMAGE_SYM_CLASS_TYPE_DEFINITION },
298 { "UndefinedStatic", COFF::IMAGE_SYM_CLASS_UNDEFINED_STATIC },
299 { "EnumTag" , COFF::IMAGE_SYM_CLASS_ENUM_TAG },
300 { "MemberOfEnum" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_ENUM },
301 { "RegisterParam" , COFF::IMAGE_SYM_CLASS_REGISTER_PARAM },
302 { "BitField" , COFF::IMAGE_SYM_CLASS_BIT_FIELD },
303 { "Block" , COFF::IMAGE_SYM_CLASS_BLOCK },
304 { "Function" , COFF::IMAGE_SYM_CLASS_FUNCTION },
305 { "EndOfStruct" , COFF::IMAGE_SYM_CLASS_END_OF_STRUCT },
306 { "File" , COFF::IMAGE_SYM_CLASS_FILE },
307 { "Section" , COFF::IMAGE_SYM_CLASS_SECTION },
308 { "WeakExternal" , COFF::IMAGE_SYM_CLASS_WEAK_EXTERNAL },
309 { "CLRToken" , COFF::IMAGE_SYM_CLASS_CLR_TOKEN }
312 static const EnumEntry<COFF::COMDATType> ImageCOMDATSelect[] = {
313 { "NoDuplicates", COFF::IMAGE_COMDAT_SELECT_NODUPLICATES },
314 { "Any" , COFF::IMAGE_COMDAT_SELECT_ANY },
315 { "SameSize" , COFF::IMAGE_COMDAT_SELECT_SAME_SIZE },
316 { "ExactMatch" , COFF::IMAGE_COMDAT_SELECT_EXACT_MATCH },
317 { "Associative" , COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE },
318 { "Largest" , COFF::IMAGE_COMDAT_SELECT_LARGEST },
319 { "Newest" , COFF::IMAGE_COMDAT_SELECT_NEWEST }
322 static const EnumEntry<COFF::WeakExternalCharacteristics>
323 WeakExternalCharacteristics[] = {
324 { "NoLibrary", COFF::IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY },
325 { "Library" , COFF::IMAGE_WEAK_EXTERN_SEARCH_LIBRARY },
326 { "Alias" , COFF::IMAGE_WEAK_EXTERN_SEARCH_ALIAS }
329 template <typename T>
330 static std::error_code getSymbolAuxData(const COFFObjectFile *Obj,
331 COFFSymbolRef Symbol,
332 uint8_t AuxSymbolIdx, const T *&Aux) {
333 ArrayRef<uint8_t> AuxData = Obj->getSymbolAuxData(Symbol);
334 AuxData = AuxData.slice(AuxSymbolIdx * Obj->getSymbolTableEntrySize());
335 Aux = reinterpret_cast<const T*>(AuxData.data());
336 return readobj_error::success;
339 void COFFDumper::cacheRelocations() {
340 for (const SectionRef &S : Obj->sections()) {
341 const coff_section *Section = Obj->getCOFFSection(S);
343 for (const RelocationRef &Reloc : S.relocations())
344 RelocMap[Section].push_back(Reloc);
346 // Sort relocations by address.
347 std::sort(RelocMap[Section].begin(), RelocMap[Section].end(),
352 void COFFDumper::printDataDirectory(uint32_t Index, const std::string &FieldName) {
353 const data_directory *Data;
354 if (Obj->getDataDirectory(Index, Data))
356 W.printHex(FieldName + "RVA", Data->RelativeVirtualAddress);
357 W.printHex(FieldName + "Size", Data->Size);
360 void COFFDumper::printFileHeaders() {
361 time_t TDS = Obj->getTimeDateStamp();
362 char FormattedTime[20] = { };
363 strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
366 DictScope D(W, "ImageFileHeader");
367 W.printEnum ("Machine", Obj->getMachine(),
368 makeArrayRef(ImageFileMachineType));
369 W.printNumber("SectionCount", Obj->getNumberOfSections());
370 W.printHex ("TimeDateStamp", FormattedTime, Obj->getTimeDateStamp());
371 W.printHex ("PointerToSymbolTable", Obj->getPointerToSymbolTable());
372 W.printNumber("SymbolCount", Obj->getNumberOfSymbols());
373 W.printNumber("OptionalHeaderSize", Obj->getSizeOfOptionalHeader());
374 W.printFlags ("Characteristics", Obj->getCharacteristics(),
375 makeArrayRef(ImageFileCharacteristics));
378 // Print PE header. This header does not exist if this is an object file and
379 // not an executable.
380 const pe32_header *PEHeader = nullptr;
381 if (error(Obj->getPE32Header(PEHeader)))
384 printPEHeader<pe32_header>(PEHeader);
386 const pe32plus_header *PEPlusHeader = nullptr;
387 if (error(Obj->getPE32PlusHeader(PEPlusHeader)))
390 printPEHeader<pe32plus_header>(PEPlusHeader);
392 if (const dos_header *DH = Obj->getDOSHeader())
396 void COFFDumper::printDOSHeader(const dos_header *DH) {
397 DictScope D(W, "DOSHeader");
398 W.printString("Magic", StringRef(DH->Magic, sizeof(DH->Magic)));
399 W.printNumber("UsedBytesInTheLastPage", DH->UsedBytesInTheLastPage);
400 W.printNumber("FileSizeInPages", DH->FileSizeInPages);
401 W.printNumber("NumberOfRelocationItems", DH->NumberOfRelocationItems);
402 W.printNumber("HeaderSizeInParagraphs", DH->HeaderSizeInParagraphs);
403 W.printNumber("MinimumExtraParagraphs", DH->MinimumExtraParagraphs);
404 W.printNumber("MaximumExtraParagraphs", DH->MaximumExtraParagraphs);
405 W.printNumber("InitialRelativeSS", DH->InitialRelativeSS);
406 W.printNumber("InitialSP", DH->InitialSP);
407 W.printNumber("Checksum", DH->Checksum);
408 W.printNumber("InitialIP", DH->InitialIP);
409 W.printNumber("InitialRelativeCS", DH->InitialRelativeCS);
410 W.printNumber("AddressOfRelocationTable", DH->AddressOfRelocationTable);
411 W.printNumber("OverlayNumber", DH->OverlayNumber);
412 W.printNumber("OEMid", DH->OEMid);
413 W.printNumber("OEMinfo", DH->OEMinfo);
414 W.printNumber("AddressOfNewExeHeader", DH->AddressOfNewExeHeader);
417 template <class PEHeader>
418 void COFFDumper::printPEHeader(const PEHeader *Hdr) {
419 DictScope D(W, "ImageOptionalHeader");
420 W.printNumber("MajorLinkerVersion", Hdr->MajorLinkerVersion);
421 W.printNumber("MinorLinkerVersion", Hdr->MinorLinkerVersion);
422 W.printNumber("SizeOfCode", Hdr->SizeOfCode);
423 W.printNumber("SizeOfInitializedData", Hdr->SizeOfInitializedData);
424 W.printNumber("SizeOfUninitializedData", Hdr->SizeOfUninitializedData);
425 W.printHex ("AddressOfEntryPoint", Hdr->AddressOfEntryPoint);
426 W.printHex ("BaseOfCode", Hdr->BaseOfCode);
427 printBaseOfDataField(Hdr);
428 W.printHex ("ImageBase", Hdr->ImageBase);
429 W.printNumber("SectionAlignment", Hdr->SectionAlignment);
430 W.printNumber("FileAlignment", Hdr->FileAlignment);
431 W.printNumber("MajorOperatingSystemVersion",
432 Hdr->MajorOperatingSystemVersion);
433 W.printNumber("MinorOperatingSystemVersion",
434 Hdr->MinorOperatingSystemVersion);
435 W.printNumber("MajorImageVersion", Hdr->MajorImageVersion);
436 W.printNumber("MinorImageVersion", Hdr->MinorImageVersion);
437 W.printNumber("MajorSubsystemVersion", Hdr->MajorSubsystemVersion);
438 W.printNumber("MinorSubsystemVersion", Hdr->MinorSubsystemVersion);
439 W.printNumber("SizeOfImage", Hdr->SizeOfImage);
440 W.printNumber("SizeOfHeaders", Hdr->SizeOfHeaders);
441 W.printEnum ("Subsystem", Hdr->Subsystem, makeArrayRef(PEWindowsSubsystem));
442 W.printFlags ("Characteristics", Hdr->DLLCharacteristics,
443 makeArrayRef(PEDLLCharacteristics));
444 W.printNumber("SizeOfStackReserve", Hdr->SizeOfStackReserve);
445 W.printNumber("SizeOfStackCommit", Hdr->SizeOfStackCommit);
446 W.printNumber("SizeOfHeapReserve", Hdr->SizeOfHeapReserve);
447 W.printNumber("SizeOfHeapCommit", Hdr->SizeOfHeapCommit);
448 W.printNumber("NumberOfRvaAndSize", Hdr->NumberOfRvaAndSize);
450 if (Hdr->NumberOfRvaAndSize > 0) {
451 DictScope D(W, "DataDirectory");
452 static const char * const directory[] = {
453 "ExportTable", "ImportTable", "ResourceTable", "ExceptionTable",
454 "CertificateTable", "BaseRelocationTable", "Debug", "Architecture",
455 "GlobalPtr", "TLSTable", "LoadConfigTable", "BoundImport", "IAT",
456 "DelayImportDescriptor", "CLRRuntimeHeader", "Reserved"
459 for (uint32_t i = 0; i < Hdr->NumberOfRvaAndSize; ++i) {
460 printDataDirectory(i, directory[i]);
465 void COFFDumper::printBaseOfDataField(const pe32_header *Hdr) {
466 W.printHex("BaseOfData", Hdr->BaseOfData);
469 void COFFDumper::printBaseOfDataField(const pe32plus_header *) {}
471 void COFFDumper::printCodeViewDebugInfo(const SectionRef &Section) {
473 if (error(Section.getContents(Data)))
476 SmallVector<StringRef, 10> FunctionNames;
477 StringMap<StringRef> FunctionLineTables;
479 ListScope D(W, "CodeViewDebugInfo");
481 // FIXME: Add more offset correctness checks.
482 DataExtractor DE(Data, true, 4);
484 Magic = DE.getU32(&Offset);
485 W.printHex("Magic", Magic);
486 if (Magic != COFF::DEBUG_SECTION_MAGIC) {
487 error(object_error::parse_failed);
491 bool Finished = false;
492 while (DE.isValidOffset(Offset) && !Finished) {
493 // The section consists of a number of subsection in the following format:
494 // |Type|PayloadSize|Payload...|
495 uint32_t SubSectionType = DE.getU32(&Offset),
496 PayloadSize = DE.getU32(&Offset);
497 ListScope S(W, "Subsection");
498 W.printHex("Type", SubSectionType);
499 W.printHex("PayloadSize", PayloadSize);
500 if (PayloadSize > Data.size() - Offset) {
501 error(object_error::parse_failed);
505 StringRef Contents = Data.substr(Offset, PayloadSize);
506 if (opts::CodeViewSubsectionBytes) {
507 // Print the raw contents to simplify debugging if anything goes wrong
509 W.printBinaryBlock("Contents", Contents);
512 switch (SubSectionType) {
513 case COFF::DEBUG_SYMBOL_SUBSECTION:
514 if (opts::SectionSymbols)
515 printCodeViewSymbolsSubsection(Contents, Section, Offset);
517 case COFF::DEBUG_LINE_TABLE_SUBSECTION: {
518 // Holds a PC to file:line table. Some data to parse this subsection is
519 // stored in the other subsections, so just check sanity and store the
520 // pointers for deferred processing.
522 if (PayloadSize < 12) {
523 // There should be at least three words to store two function
524 // relocations and size of the code.
525 error(object_error::parse_failed);
529 StringRef FunctionName;
530 if (error(resolveSymbolName(Obj->getCOFFSection(Section), Offset,
533 W.printString("FunctionName", FunctionName);
534 if (FunctionLineTables.count(FunctionName) != 0) {
535 // Saw debug info for this function already?
536 error(object_error::parse_failed);
540 FunctionLineTables[FunctionName] = Contents;
541 FunctionNames.push_back(FunctionName);
544 case COFF::DEBUG_STRING_TABLE_SUBSECTION:
545 if (PayloadSize == 0 || CVStringTable.data() != nullptr ||
546 Contents.back() != '\0') {
547 // Empty or duplicate or non-null-terminated subsection.
548 error(object_error::parse_failed);
551 CVStringTable = Contents;
553 case COFF::DEBUG_INDEX_SUBSECTION:
554 // Holds the translation table from file indices
555 // to offsets in the string table.
557 if (PayloadSize == 0 ||
558 CVFileIndexToStringOffsetTable.data() != nullptr) {
559 // Empty or duplicate subsection.
560 error(object_error::parse_failed);
563 CVFileIndexToStringOffsetTable = Contents;
566 Offset += PayloadSize;
568 // Align the reading pointer by 4.
569 Offset += (-Offset) % 4;
573 // Dump the line tables now that we've read all the subsections and know all
574 // the required information.
575 for (unsigned I = 0, E = FunctionNames.size(); I != E; ++I) {
576 StringRef Name = FunctionNames[I];
577 ListScope S(W, "FunctionLineTable");
578 W.printString("FunctionName", Name);
580 DataExtractor DE(FunctionLineTables[Name], true, 4);
581 uint32_t Offset = 8; // Skip relocations.
582 uint32_t FunctionSize = DE.getU32(&Offset);
583 W.printHex("CodeSize", FunctionSize);
584 while (DE.isValidOffset(Offset)) {
585 // For each range of lines with the same filename, we have a segment
586 // in the line table. The filename string is accessed using double
587 // indirection to the string table subsection using the index subsection.
588 uint32_t OffsetInIndex = DE.getU32(&Offset),
589 SegmentLength = DE.getU32(&Offset),
590 FullSegmentSize = DE.getU32(&Offset);
591 if (FullSegmentSize != 12 + 8 * SegmentLength) {
592 error(object_error::parse_failed);
596 uint32_t FilenameOffset;
598 DataExtractor SDE(CVFileIndexToStringOffsetTable, true, 4);
599 uint32_t OffsetInSDE = OffsetInIndex;
600 if (!SDE.isValidOffset(OffsetInSDE)) {
601 error(object_error::parse_failed);
604 FilenameOffset = SDE.getU32(&OffsetInSDE);
607 if (FilenameOffset == 0 || FilenameOffset + 1 >= CVStringTable.size() ||
608 CVStringTable.data()[FilenameOffset - 1] != '\0') {
609 // Each string in an F3 subsection should be preceded by a null
611 error(object_error::parse_failed);
615 StringRef Filename(CVStringTable.data() + FilenameOffset);
616 ListScope S(W, "FilenameSegment");
617 W.printString("Filename", Filename);
618 for (unsigned J = 0; J != SegmentLength && DE.isValidOffset(Offset);
620 // Then go the (PC, LineNumber) pairs. The line number is stored in the
621 // least significant 31 bits of the respective word in the table.
622 uint32_t PC = DE.getU32(&Offset),
623 LineNumber = DE.getU32(&Offset) & 0x7fffffff;
624 if (PC >= FunctionSize) {
625 error(object_error::parse_failed);
629 format("+0x%X", PC).snprint(Buffer, 32);
630 W.printNumber(Buffer, LineNumber);
636 void COFFDumper::printCodeViewSymbolsSubsection(StringRef Subsection,
637 const SectionRef &Section,
638 uint32_t OffsetInSection) {
639 if (Subsection.size() == 0) {
640 error(object_error::parse_failed);
643 DataExtractor DE(Subsection, true, 4);
646 // Function-level subsections have "procedure start" and "procedure end"
647 // commands that should come in pairs and surround relevant info.
648 bool InFunctionScope = false;
649 while (DE.isValidOffset(Offset)) {
650 // Read subsection segments one by one.
651 uint16_t Size = DE.getU16(&Offset);
652 // The section size includes the size of the type identifier.
653 if (Size < 2 || !DE.isValidOffsetForDataOfSize(Offset, Size)) {
654 error(object_error::parse_failed);
658 uint16_t Type = DE.getU16(&Offset);
660 case COFF::DEBUG_SYMBOL_TYPE_PROC_START: {
661 DictScope S(W, "ProcStart");
662 if (InFunctionScope || Size < 36) {
663 error(object_error::parse_failed);
666 InFunctionScope = true;
668 // We're currently interested in a limited subset of fields in this
669 // segment, just ignore the rest of the fields for now.
671 DE.getU8(&Offset, Unused, 12);
672 uint32_t CodeSize = DE.getU32(&Offset);
673 DE.getU8(&Offset, Unused, 12);
674 StringRef SectionName;
675 if (error(resolveSymbolName(Obj->getCOFFSection(Section),
676 OffsetInSection + Offset, SectionName)))
679 DE.getU8(&Offset, Unused, 3);
680 StringRef DisplayName = DE.getCStr(&Offset);
681 if (!DE.isValidOffset(Offset)) {
682 error(object_error::parse_failed);
685 W.printString("DisplayName", DisplayName);
686 W.printString("Section", SectionName);
687 W.printHex("CodeSize", CodeSize);
691 case COFF::DEBUG_SYMBOL_TYPE_PROC_END: {
692 W.startLine() << "ProcEnd\n";
693 if (!InFunctionScope || Size > 0) {
694 error(object_error::parse_failed);
697 InFunctionScope = false;
701 if (opts::CodeViewSubsectionBytes) {
702 ListScope S(W, "Record");
703 W.printHex("Size", Size);
704 W.printHex("Type", Type);
706 StringRef Contents = DE.getData().substr(Offset, Size);
707 W.printBinaryBlock("Contents", Contents);
717 error(object_error::parse_failed);
720 void COFFDumper::printSections() {
721 ListScope SectionsD(W, "Sections");
722 int SectionNumber = 0;
723 for (const SectionRef &Sec : Obj->sections()) {
725 const coff_section *Section = Obj->getCOFFSection(Sec);
728 if (error(Sec.getName(Name)))
731 DictScope D(W, "Section");
732 W.printNumber("Number", SectionNumber);
733 W.printBinary("Name", Name, Section->Name);
734 W.printHex ("VirtualSize", Section->VirtualSize);
735 W.printHex ("VirtualAddress", Section->VirtualAddress);
736 W.printNumber("RawDataSize", Section->SizeOfRawData);
737 W.printHex ("PointerToRawData", Section->PointerToRawData);
738 W.printHex ("PointerToRelocations", Section->PointerToRelocations);
739 W.printHex ("PointerToLineNumbers", Section->PointerToLinenumbers);
740 W.printNumber("RelocationCount", Section->NumberOfRelocations);
741 W.printNumber("LineNumberCount", Section->NumberOfLinenumbers);
742 W.printFlags ("Characteristics", Section->Characteristics,
743 makeArrayRef(ImageSectionCharacteristics),
744 COFF::SectionCharacteristics(0x00F00000));
746 if (opts::SectionRelocations) {
747 ListScope D(W, "Relocations");
748 for (const RelocationRef &Reloc : Sec.relocations())
749 printRelocation(Sec, Reloc);
752 if (opts::SectionSymbols) {
753 ListScope D(W, "Symbols");
754 for (const SymbolRef &Symbol : Obj->symbols()) {
755 if (!Sec.containsSymbol(Symbol))
762 if (Name == ".debug$S" && opts::CodeView)
763 printCodeViewDebugInfo(Sec);
765 if (opts::SectionData &&
766 !(Section->Characteristics & COFF::IMAGE_SCN_CNT_UNINITIALIZED_DATA)) {
768 if (error(Sec.getContents(Data)))
771 W.printBinaryBlock("SectionData", Data);
776 void COFFDumper::printRelocations() {
777 ListScope D(W, "Relocations");
779 int SectionNumber = 0;
780 for (const SectionRef &Section : Obj->sections()) {
783 if (error(Section.getName(Name)))
786 bool PrintedGroup = false;
787 for (const RelocationRef &Reloc : Section.relocations()) {
789 W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
794 printRelocation(Section, Reloc);
799 W.startLine() << "}\n";
804 void COFFDumper::printRelocation(const SectionRef &Section,
805 const RelocationRef &Reloc) {
806 uint64_t Offset = Reloc.getOffset();
807 uint64_t RelocType = Reloc.getType();
808 SmallString<32> RelocName;
809 StringRef SymbolName;
810 Reloc.getTypeName(RelocName);
811 symbol_iterator Symbol = Reloc.getSymbol();
812 if (Symbol != Obj->symbol_end() && error(Symbol->getName(SymbolName)))
815 if (opts::ExpandRelocs) {
816 DictScope Group(W, "Relocation");
817 W.printHex("Offset", Offset);
818 W.printNumber("Type", RelocName, RelocType);
819 W.printString("Symbol", SymbolName.empty() ? "-" : SymbolName);
821 raw_ostream& OS = W.startLine();
824 << " " << (SymbolName.empty() ? "-" : SymbolName)
829 void COFFDumper::printSymbols() {
830 ListScope Group(W, "Symbols");
832 for (const SymbolRef &Symbol : Obj->symbols())
836 void COFFDumper::printDynamicSymbols() { ListScope Group(W, "DynamicSymbols"); }
838 static ErrorOr<StringRef>
839 getSectionName(const llvm::object::COFFObjectFile *Obj, int32_t SectionNumber,
840 const coff_section *Section) {
842 StringRef SectionName;
843 if (std::error_code EC = Obj->getSectionName(Section, SectionName))
847 if (SectionNumber == llvm::COFF::IMAGE_SYM_DEBUG)
848 return StringRef("IMAGE_SYM_DEBUG");
849 if (SectionNumber == llvm::COFF::IMAGE_SYM_ABSOLUTE)
850 return StringRef("IMAGE_SYM_ABSOLUTE");
851 if (SectionNumber == llvm::COFF::IMAGE_SYM_UNDEFINED)
852 return StringRef("IMAGE_SYM_UNDEFINED");
853 return StringRef("");
856 void COFFDumper::printSymbol(const SymbolRef &Sym) {
857 DictScope D(W, "Symbol");
859 COFFSymbolRef Symbol = Obj->getCOFFSymbol(Sym);
860 const coff_section *Section;
861 if (std::error_code EC = Obj->getSection(Symbol.getSectionNumber(), Section)) {
862 W.startLine() << "Invalid section number: " << EC.message() << "\n";
867 StringRef SymbolName;
868 if (Obj->getSymbolName(Symbol, SymbolName))
871 StringRef SectionName = "";
872 ErrorOr<StringRef> Res =
873 getSectionName(Obj, Symbol.getSectionNumber(), Section);
877 W.printString("Name", SymbolName);
878 W.printNumber("Value", Symbol.getValue());
879 W.printNumber("Section", SectionName, Symbol.getSectionNumber());
880 W.printEnum ("BaseType", Symbol.getBaseType(), makeArrayRef(ImageSymType));
881 W.printEnum ("ComplexType", Symbol.getComplexType(),
882 makeArrayRef(ImageSymDType));
883 W.printEnum ("StorageClass", Symbol.getStorageClass(),
884 makeArrayRef(ImageSymClass));
885 W.printNumber("AuxSymbolCount", Symbol.getNumberOfAuxSymbols());
887 for (uint8_t I = 0; I < Symbol.getNumberOfAuxSymbols(); ++I) {
888 if (Symbol.isFunctionDefinition()) {
889 const coff_aux_function_definition *Aux;
890 if (error(getSymbolAuxData(Obj, Symbol, I, Aux)))
893 DictScope AS(W, "AuxFunctionDef");
894 W.printNumber("TagIndex", Aux->TagIndex);
895 W.printNumber("TotalSize", Aux->TotalSize);
896 W.printHex("PointerToLineNumber", Aux->PointerToLinenumber);
897 W.printHex("PointerToNextFunction", Aux->PointerToNextFunction);
899 } else if (Symbol.isAnyUndefined()) {
900 const coff_aux_weak_external *Aux;
901 if (error(getSymbolAuxData(Obj, Symbol, I, Aux)))
904 ErrorOr<COFFSymbolRef> Linked = Obj->getSymbol(Aux->TagIndex);
905 StringRef LinkedName;
906 std::error_code EC = Linked.getError();
907 if (EC || (EC = Obj->getSymbolName(*Linked, LinkedName))) {
912 DictScope AS(W, "AuxWeakExternal");
913 W.printNumber("Linked", LinkedName, Aux->TagIndex);
914 W.printEnum ("Search", Aux->Characteristics,
915 makeArrayRef(WeakExternalCharacteristics));
917 } else if (Symbol.isFileRecord()) {
918 const char *FileName;
919 if (error(getSymbolAuxData(Obj, Symbol, I, FileName)))
922 DictScope AS(W, "AuxFileRecord");
924 StringRef Name(FileName, Symbol.getNumberOfAuxSymbols() *
925 Obj->getSymbolTableEntrySize());
926 W.printString("FileName", Name.rtrim(StringRef("\0", 1)));
928 } else if (Symbol.isSectionDefinition()) {
929 const coff_aux_section_definition *Aux;
930 if (error(getSymbolAuxData(Obj, Symbol, I, Aux)))
933 int32_t AuxNumber = Aux->getNumber(Symbol.isBigObj());
935 DictScope AS(W, "AuxSectionDef");
936 W.printNumber("Length", Aux->Length);
937 W.printNumber("RelocationCount", Aux->NumberOfRelocations);
938 W.printNumber("LineNumberCount", Aux->NumberOfLinenumbers);
939 W.printHex("Checksum", Aux->CheckSum);
940 W.printNumber("Number", AuxNumber);
941 W.printEnum("Selection", Aux->Selection, makeArrayRef(ImageCOMDATSelect));
943 if (Section && Section->Characteristics & COFF::IMAGE_SCN_LNK_COMDAT
944 && Aux->Selection == COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE) {
945 const coff_section *Assoc;
946 StringRef AssocName = "";
947 std::error_code EC = Obj->getSection(AuxNumber, Assoc);
948 ErrorOr<StringRef> Res = getSectionName(Obj, AuxNumber, Assoc);
958 W.printNumber("AssocSection", AssocName, AuxNumber);
960 } else if (Symbol.isCLRToken()) {
961 const coff_aux_clr_token *Aux;
962 if (error(getSymbolAuxData(Obj, Symbol, I, Aux)))
965 ErrorOr<COFFSymbolRef> ReferredSym =
966 Obj->getSymbol(Aux->SymbolTableIndex);
967 StringRef ReferredName;
968 std::error_code EC = ReferredSym.getError();
969 if (EC || (EC = Obj->getSymbolName(*ReferredSym, ReferredName))) {
974 DictScope AS(W, "AuxCLRToken");
975 W.printNumber("AuxType", Aux->AuxType);
976 W.printNumber("Reserved", Aux->Reserved);
977 W.printNumber("SymbolTableIndex", ReferredName, Aux->SymbolTableIndex);
980 W.startLine() << "<unhandled auxiliary record>\n";
985 void COFFDumper::printUnwindInfo() {
986 ListScope D(W, "UnwindInformation");
987 switch (Obj->getMachine()) {
988 case COFF::IMAGE_FILE_MACHINE_AMD64: {
989 Win64EH::Dumper Dumper(W);
990 Win64EH::Dumper::SymbolResolver
991 Resolver = [](const object::coff_section *Section, uint64_t Offset,
992 SymbolRef &Symbol, void *user_data) -> std::error_code {
993 COFFDumper *Dumper = reinterpret_cast<COFFDumper *>(user_data);
994 return Dumper->resolveSymbol(Section, Offset, Symbol);
996 Win64EH::Dumper::Context Ctx(*Obj, Resolver, this);
997 Dumper.printData(Ctx);
1000 case COFF::IMAGE_FILE_MACHINE_ARMNT: {
1001 ARM::WinEH::Decoder Decoder(W);
1002 Decoder.dumpProcedureData(*Obj);
1006 W.printEnum("unsupported Image Machine", Obj->getMachine(),
1007 makeArrayRef(ImageFileMachineType));
1012 void COFFDumper::printImportedSymbols(
1013 iterator_range<imported_symbol_iterator> Range) {
1014 for (const ImportedSymbolRef &I : Range) {
1016 if (error(I.getSymbolName(Sym))) return;
1018 if (error(I.getOrdinal(Ordinal))) return;
1019 W.printNumber("Symbol", Sym, Ordinal);
1023 void COFFDumper::printDelayImportedSymbols(
1024 const DelayImportDirectoryEntryRef &I,
1025 iterator_range<imported_symbol_iterator> Range) {
1027 for (const ImportedSymbolRef &S : Range) {
1028 DictScope Import(W, "Import");
1030 if (error(S.getSymbolName(Sym))) return;
1032 if (error(S.getOrdinal(Ordinal))) return;
1033 W.printNumber("Symbol", Sym, Ordinal);
1035 if (error(I.getImportAddress(Index++, Addr))) return;
1036 W.printHex("Address", Addr);
1040 void COFFDumper::printCOFFImports() {
1042 for (const ImportDirectoryEntryRef &I : Obj->import_directories()) {
1043 DictScope Import(W, "Import");
1045 if (error(I.getName(Name))) return;
1046 W.printString("Name", Name);
1048 if (error(I.getImportLookupTableRVA(Addr))) return;
1049 W.printHex("ImportLookupTableRVA", Addr);
1050 if (error(I.getImportAddressTableRVA(Addr))) return;
1051 W.printHex("ImportAddressTableRVA", Addr);
1052 printImportedSymbols(I.imported_symbols());
1056 for (const DelayImportDirectoryEntryRef &I : Obj->delay_import_directories()) {
1057 DictScope Import(W, "DelayImport");
1059 if (error(I.getName(Name))) return;
1060 W.printString("Name", Name);
1061 const delay_import_directory_table_entry *Table;
1062 if (error(I.getDelayImportTable(Table))) return;
1063 W.printHex("Attributes", Table->Attributes);
1064 W.printHex("ModuleHandle", Table->ModuleHandle);
1065 W.printHex("ImportAddressTable", Table->DelayImportAddressTable);
1066 W.printHex("ImportNameTable", Table->DelayImportNameTable);
1067 W.printHex("BoundDelayImportTable", Table->BoundDelayImportTable);
1068 W.printHex("UnloadDelayImportTable", Table->UnloadDelayImportTable);
1069 printDelayImportedSymbols(I, I.imported_symbols());
1073 void COFFDumper::printCOFFExports() {
1074 for (const ExportDirectoryEntryRef &E : Obj->export_directories()) {
1075 DictScope Export(W, "Export");
1078 uint32_t Ordinal, RVA;
1080 if (error(E.getSymbolName(Name)))
1082 if (error(E.getOrdinal(Ordinal)))
1084 if (error(E.getExportRVA(RVA)))
1087 W.printNumber("Ordinal", Ordinal);
1088 W.printString("Name", Name);
1089 W.printHex("RVA", RVA);
1093 void COFFDumper::printCOFFDirectives() {
1094 for (const SectionRef &Section : Obj->sections()) {
1098 if (error(Section.getName(Name)))
1100 if (Name != ".drectve")
1103 if (error(Section.getContents(Contents)))
1106 W.printString("Directive(s)", Contents);
1110 static StringRef getBaseRelocTypeName(uint8_t Type) {
1112 case COFF::IMAGE_REL_BASED_ABSOLUTE: return "ABSOLUTE";
1113 case COFF::IMAGE_REL_BASED_HIGH: return "HIGH";
1114 case COFF::IMAGE_REL_BASED_LOW: return "LOW";
1115 case COFF::IMAGE_REL_BASED_HIGHLOW: return "HIGHLOW";
1116 case COFF::IMAGE_REL_BASED_HIGHADJ: return "HIGHADJ";
1117 case COFF::IMAGE_REL_BASED_ARM_MOV32T: return "ARM_MOV32(T)";
1118 case COFF::IMAGE_REL_BASED_DIR64: return "DIR64";
1119 default: return "unknown (" + llvm::utostr(Type) + ")";
1123 void COFFDumper::printCOFFBaseReloc() {
1124 ListScope D(W, "BaseReloc");
1125 for (const BaseRelocRef &I : Obj->base_relocs()) {
1128 if (error(I.getRVA(RVA)))
1130 if (error(I.getType(Type)))
1132 DictScope Import(W, "Entry");
1133 W.printString("Type", getBaseRelocTypeName(Type));
1134 W.printHex("Address", RVA);
1138 void COFFDumper::printStackMap() const {
1139 object::SectionRef StackMapSection;
1140 for (auto Sec : Obj->sections()) {
1143 if (Name == ".llvm_stackmaps") {
1144 StackMapSection = Sec;
1149 if (StackMapSection == object::SectionRef())
1152 StringRef StackMapContents;
1153 StackMapSection.getContents(StackMapContents);
1154 ArrayRef<uint8_t> StackMapContentsArray(
1155 reinterpret_cast<const uint8_t*>(StackMapContents.data()),
1156 StackMapContents.size());
1158 if (Obj->isLittleEndian())
1159 prettyPrintStackMap(
1161 StackMapV1Parser<support::little>(StackMapContentsArray));
1163 prettyPrintStackMap(llvm::outs(),
1164 StackMapV1Parser<support::big>(StackMapContentsArray));