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;
125 if (std::error_code EC = Relocation.getOffset(RelocationOffset))
128 if (RelocationOffset == Offset) {
129 Sym = *Relocation.getSymbol();
130 return readobj_error::success;
133 return readobj_error::unknown_symbol;
136 // Given a section and an offset into this section the function returns the name
137 // of the symbol used for the relocation at the offset.
138 std::error_code COFFDumper::resolveSymbolName(const coff_section *Section,
142 if (std::error_code EC = resolveSymbol(Section, Offset, Symbol))
144 if (std::error_code EC = Symbol.getName(Name))
146 return std::error_code();
149 static const EnumEntry<COFF::MachineTypes> ImageFileMachineType[] = {
150 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_UNKNOWN ),
151 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AM33 ),
152 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AMD64 ),
153 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM ),
154 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARMNT ),
155 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_EBC ),
156 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_I386 ),
157 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_IA64 ),
158 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_M32R ),
159 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPS16 ),
160 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU ),
161 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU16),
162 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPC ),
163 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPCFP),
164 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_R4000 ),
165 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3 ),
166 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3DSP ),
167 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH4 ),
168 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH5 ),
169 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_THUMB ),
170 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_WCEMIPSV2)
173 static const EnumEntry<COFF::Characteristics> ImageFileCharacteristics[] = {
174 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_RELOCS_STRIPPED ),
175 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_EXECUTABLE_IMAGE ),
176 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LINE_NUMS_STRIPPED ),
177 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LOCAL_SYMS_STRIPPED ),
178 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_AGGRESSIVE_WS_TRIM ),
179 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LARGE_ADDRESS_AWARE ),
180 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_LO ),
181 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_32BIT_MACHINE ),
182 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DEBUG_STRIPPED ),
183 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP),
184 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_NET_RUN_FROM_SWAP ),
185 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_SYSTEM ),
186 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DLL ),
187 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_UP_SYSTEM_ONLY ),
188 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_HI )
191 static const EnumEntry<COFF::WindowsSubsystem> PEWindowsSubsystem[] = {
192 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_UNKNOWN ),
193 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_NATIVE ),
194 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_GUI ),
195 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CUI ),
196 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_POSIX_CUI ),
197 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CE_GUI ),
198 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_APPLICATION ),
199 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER),
200 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER ),
201 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_ROM ),
202 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_XBOX ),
205 static const EnumEntry<COFF::DLLCharacteristics> PEDLLCharacteristics[] = {
206 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA ),
207 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE ),
208 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY ),
209 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NX_COMPAT ),
210 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_ISOLATION ),
211 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_SEH ),
212 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_BIND ),
213 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_APPCONTAINER ),
214 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_WDM_DRIVER ),
215 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_GUARD_CF ),
216 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_TERMINAL_SERVER_AWARE),
219 static const EnumEntry<COFF::SectionCharacteristics>
220 ImageSectionCharacteristics[] = {
221 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NO_PAD ),
222 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_CODE ),
223 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_INITIALIZED_DATA ),
224 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_UNINITIALIZED_DATA),
225 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_OTHER ),
226 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_INFO ),
227 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_REMOVE ),
228 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_COMDAT ),
229 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_GPREL ),
230 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PURGEABLE ),
231 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_16BIT ),
232 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_LOCKED ),
233 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PRELOAD ),
234 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1BYTES ),
235 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2BYTES ),
236 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4BYTES ),
237 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8BYTES ),
238 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_16BYTES ),
239 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_32BYTES ),
240 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_64BYTES ),
241 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_128BYTES ),
242 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_256BYTES ),
243 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_512BYTES ),
244 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1024BYTES ),
245 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2048BYTES ),
246 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4096BYTES ),
247 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8192BYTES ),
248 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_NRELOC_OVFL ),
249 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_DISCARDABLE ),
250 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_CACHED ),
251 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_PAGED ),
252 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_SHARED ),
253 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_EXECUTE ),
254 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_READ ),
255 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_WRITE )
258 static const EnumEntry<COFF::SymbolBaseType> ImageSymType[] = {
259 { "Null" , COFF::IMAGE_SYM_TYPE_NULL },
260 { "Void" , COFF::IMAGE_SYM_TYPE_VOID },
261 { "Char" , COFF::IMAGE_SYM_TYPE_CHAR },
262 { "Short" , COFF::IMAGE_SYM_TYPE_SHORT },
263 { "Int" , COFF::IMAGE_SYM_TYPE_INT },
264 { "Long" , COFF::IMAGE_SYM_TYPE_LONG },
265 { "Float" , COFF::IMAGE_SYM_TYPE_FLOAT },
266 { "Double", COFF::IMAGE_SYM_TYPE_DOUBLE },
267 { "Struct", COFF::IMAGE_SYM_TYPE_STRUCT },
268 { "Union" , COFF::IMAGE_SYM_TYPE_UNION },
269 { "Enum" , COFF::IMAGE_SYM_TYPE_ENUM },
270 { "MOE" , COFF::IMAGE_SYM_TYPE_MOE },
271 { "Byte" , COFF::IMAGE_SYM_TYPE_BYTE },
272 { "Word" , COFF::IMAGE_SYM_TYPE_WORD },
273 { "UInt" , COFF::IMAGE_SYM_TYPE_UINT },
274 { "DWord" , COFF::IMAGE_SYM_TYPE_DWORD }
277 static const EnumEntry<COFF::SymbolComplexType> ImageSymDType[] = {
278 { "Null" , COFF::IMAGE_SYM_DTYPE_NULL },
279 { "Pointer" , COFF::IMAGE_SYM_DTYPE_POINTER },
280 { "Function", COFF::IMAGE_SYM_DTYPE_FUNCTION },
281 { "Array" , COFF::IMAGE_SYM_DTYPE_ARRAY }
284 static const EnumEntry<COFF::SymbolStorageClass> ImageSymClass[] = {
285 { "EndOfFunction" , COFF::IMAGE_SYM_CLASS_END_OF_FUNCTION },
286 { "Null" , COFF::IMAGE_SYM_CLASS_NULL },
287 { "Automatic" , COFF::IMAGE_SYM_CLASS_AUTOMATIC },
288 { "External" , COFF::IMAGE_SYM_CLASS_EXTERNAL },
289 { "Static" , COFF::IMAGE_SYM_CLASS_STATIC },
290 { "Register" , COFF::IMAGE_SYM_CLASS_REGISTER },
291 { "ExternalDef" , COFF::IMAGE_SYM_CLASS_EXTERNAL_DEF },
292 { "Label" , COFF::IMAGE_SYM_CLASS_LABEL },
293 { "UndefinedLabel" , COFF::IMAGE_SYM_CLASS_UNDEFINED_LABEL },
294 { "MemberOfStruct" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_STRUCT },
295 { "Argument" , COFF::IMAGE_SYM_CLASS_ARGUMENT },
296 { "StructTag" , COFF::IMAGE_SYM_CLASS_STRUCT_TAG },
297 { "MemberOfUnion" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_UNION },
298 { "UnionTag" , COFF::IMAGE_SYM_CLASS_UNION_TAG },
299 { "TypeDefinition" , COFF::IMAGE_SYM_CLASS_TYPE_DEFINITION },
300 { "UndefinedStatic", COFF::IMAGE_SYM_CLASS_UNDEFINED_STATIC },
301 { "EnumTag" , COFF::IMAGE_SYM_CLASS_ENUM_TAG },
302 { "MemberOfEnum" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_ENUM },
303 { "RegisterParam" , COFF::IMAGE_SYM_CLASS_REGISTER_PARAM },
304 { "BitField" , COFF::IMAGE_SYM_CLASS_BIT_FIELD },
305 { "Block" , COFF::IMAGE_SYM_CLASS_BLOCK },
306 { "Function" , COFF::IMAGE_SYM_CLASS_FUNCTION },
307 { "EndOfStruct" , COFF::IMAGE_SYM_CLASS_END_OF_STRUCT },
308 { "File" , COFF::IMAGE_SYM_CLASS_FILE },
309 { "Section" , COFF::IMAGE_SYM_CLASS_SECTION },
310 { "WeakExternal" , COFF::IMAGE_SYM_CLASS_WEAK_EXTERNAL },
311 { "CLRToken" , COFF::IMAGE_SYM_CLASS_CLR_TOKEN }
314 static const EnumEntry<COFF::COMDATType> ImageCOMDATSelect[] = {
315 { "NoDuplicates", COFF::IMAGE_COMDAT_SELECT_NODUPLICATES },
316 { "Any" , COFF::IMAGE_COMDAT_SELECT_ANY },
317 { "SameSize" , COFF::IMAGE_COMDAT_SELECT_SAME_SIZE },
318 { "ExactMatch" , COFF::IMAGE_COMDAT_SELECT_EXACT_MATCH },
319 { "Associative" , COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE },
320 { "Largest" , COFF::IMAGE_COMDAT_SELECT_LARGEST },
321 { "Newest" , COFF::IMAGE_COMDAT_SELECT_NEWEST }
324 static const EnumEntry<COFF::WeakExternalCharacteristics>
325 WeakExternalCharacteristics[] = {
326 { "NoLibrary", COFF::IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY },
327 { "Library" , COFF::IMAGE_WEAK_EXTERN_SEARCH_LIBRARY },
328 { "Alias" , COFF::IMAGE_WEAK_EXTERN_SEARCH_ALIAS }
331 template <typename T>
332 static std::error_code getSymbolAuxData(const COFFObjectFile *Obj,
333 COFFSymbolRef Symbol,
334 uint8_t AuxSymbolIdx, const T *&Aux) {
335 ArrayRef<uint8_t> AuxData = Obj->getSymbolAuxData(Symbol);
336 AuxData = AuxData.slice(AuxSymbolIdx * Obj->getSymbolTableEntrySize());
337 Aux = reinterpret_cast<const T*>(AuxData.data());
338 return readobj_error::success;
341 void COFFDumper::cacheRelocations() {
342 for (const SectionRef &S : Obj->sections()) {
343 const coff_section *Section = Obj->getCOFFSection(S);
345 for (const RelocationRef &Reloc : S.relocations())
346 RelocMap[Section].push_back(Reloc);
348 // Sort relocations by address.
349 std::sort(RelocMap[Section].begin(), RelocMap[Section].end(),
354 void COFFDumper::printDataDirectory(uint32_t Index, const std::string &FieldName) {
355 const data_directory *Data;
356 if (Obj->getDataDirectory(Index, Data))
358 W.printHex(FieldName + "RVA", Data->RelativeVirtualAddress);
359 W.printHex(FieldName + "Size", Data->Size);
362 void COFFDumper::printFileHeaders() {
363 time_t TDS = Obj->getTimeDateStamp();
364 char FormattedTime[20] = { };
365 strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
368 DictScope D(W, "ImageFileHeader");
369 W.printEnum ("Machine", Obj->getMachine(),
370 makeArrayRef(ImageFileMachineType));
371 W.printNumber("SectionCount", Obj->getNumberOfSections());
372 W.printHex ("TimeDateStamp", FormattedTime, Obj->getTimeDateStamp());
373 W.printHex ("PointerToSymbolTable", Obj->getPointerToSymbolTable());
374 W.printNumber("SymbolCount", Obj->getNumberOfSymbols());
375 W.printNumber("OptionalHeaderSize", Obj->getSizeOfOptionalHeader());
376 W.printFlags ("Characteristics", Obj->getCharacteristics(),
377 makeArrayRef(ImageFileCharacteristics));
380 // Print PE header. This header does not exist if this is an object file and
381 // not an executable.
382 const pe32_header *PEHeader = nullptr;
383 if (error(Obj->getPE32Header(PEHeader)))
386 printPEHeader<pe32_header>(PEHeader);
388 const pe32plus_header *PEPlusHeader = nullptr;
389 if (error(Obj->getPE32PlusHeader(PEPlusHeader)))
392 printPEHeader<pe32plus_header>(PEPlusHeader);
394 if (const dos_header *DH = Obj->getDOSHeader())
398 void COFFDumper::printDOSHeader(const dos_header *DH) {
399 DictScope D(W, "DOSHeader");
400 W.printString("Magic", StringRef(DH->Magic, sizeof(DH->Magic)));
401 W.printNumber("UsedBytesInTheLastPage", DH->UsedBytesInTheLastPage);
402 W.printNumber("FileSizeInPages", DH->FileSizeInPages);
403 W.printNumber("NumberOfRelocationItems", DH->NumberOfRelocationItems);
404 W.printNumber("HeaderSizeInParagraphs", DH->HeaderSizeInParagraphs);
405 W.printNumber("MinimumExtraParagraphs", DH->MinimumExtraParagraphs);
406 W.printNumber("MaximumExtraParagraphs", DH->MaximumExtraParagraphs);
407 W.printNumber("InitialRelativeSS", DH->InitialRelativeSS);
408 W.printNumber("InitialSP", DH->InitialSP);
409 W.printNumber("Checksum", DH->Checksum);
410 W.printNumber("InitialIP", DH->InitialIP);
411 W.printNumber("InitialRelativeCS", DH->InitialRelativeCS);
412 W.printNumber("AddressOfRelocationTable", DH->AddressOfRelocationTable);
413 W.printNumber("OverlayNumber", DH->OverlayNumber);
414 W.printNumber("OEMid", DH->OEMid);
415 W.printNumber("OEMinfo", DH->OEMinfo);
416 W.printNumber("AddressOfNewExeHeader", DH->AddressOfNewExeHeader);
419 template <class PEHeader>
420 void COFFDumper::printPEHeader(const PEHeader *Hdr) {
421 DictScope D(W, "ImageOptionalHeader");
422 W.printNumber("MajorLinkerVersion", Hdr->MajorLinkerVersion);
423 W.printNumber("MinorLinkerVersion", Hdr->MinorLinkerVersion);
424 W.printNumber("SizeOfCode", Hdr->SizeOfCode);
425 W.printNumber("SizeOfInitializedData", Hdr->SizeOfInitializedData);
426 W.printNumber("SizeOfUninitializedData", Hdr->SizeOfUninitializedData);
427 W.printHex ("AddressOfEntryPoint", Hdr->AddressOfEntryPoint);
428 W.printHex ("BaseOfCode", Hdr->BaseOfCode);
429 printBaseOfDataField(Hdr);
430 W.printHex ("ImageBase", Hdr->ImageBase);
431 W.printNumber("SectionAlignment", Hdr->SectionAlignment);
432 W.printNumber("FileAlignment", Hdr->FileAlignment);
433 W.printNumber("MajorOperatingSystemVersion",
434 Hdr->MajorOperatingSystemVersion);
435 W.printNumber("MinorOperatingSystemVersion",
436 Hdr->MinorOperatingSystemVersion);
437 W.printNumber("MajorImageVersion", Hdr->MajorImageVersion);
438 W.printNumber("MinorImageVersion", Hdr->MinorImageVersion);
439 W.printNumber("MajorSubsystemVersion", Hdr->MajorSubsystemVersion);
440 W.printNumber("MinorSubsystemVersion", Hdr->MinorSubsystemVersion);
441 W.printNumber("SizeOfImage", Hdr->SizeOfImage);
442 W.printNumber("SizeOfHeaders", Hdr->SizeOfHeaders);
443 W.printEnum ("Subsystem", Hdr->Subsystem, makeArrayRef(PEWindowsSubsystem));
444 W.printFlags ("Characteristics", Hdr->DLLCharacteristics,
445 makeArrayRef(PEDLLCharacteristics));
446 W.printNumber("SizeOfStackReserve", Hdr->SizeOfStackReserve);
447 W.printNumber("SizeOfStackCommit", Hdr->SizeOfStackCommit);
448 W.printNumber("SizeOfHeapReserve", Hdr->SizeOfHeapReserve);
449 W.printNumber("SizeOfHeapCommit", Hdr->SizeOfHeapCommit);
450 W.printNumber("NumberOfRvaAndSize", Hdr->NumberOfRvaAndSize);
452 if (Hdr->NumberOfRvaAndSize > 0) {
453 DictScope D(W, "DataDirectory");
454 static const char * const directory[] = {
455 "ExportTable", "ImportTable", "ResourceTable", "ExceptionTable",
456 "CertificateTable", "BaseRelocationTable", "Debug", "Architecture",
457 "GlobalPtr", "TLSTable", "LoadConfigTable", "BoundImport", "IAT",
458 "DelayImportDescriptor", "CLRRuntimeHeader", "Reserved"
461 for (uint32_t i = 0; i < Hdr->NumberOfRvaAndSize; ++i) {
462 printDataDirectory(i, directory[i]);
467 void COFFDumper::printBaseOfDataField(const pe32_header *Hdr) {
468 W.printHex("BaseOfData", Hdr->BaseOfData);
471 void COFFDumper::printBaseOfDataField(const pe32plus_header *) {}
473 void COFFDumper::printCodeViewDebugInfo(const SectionRef &Section) {
475 if (error(Section.getContents(Data)))
478 SmallVector<StringRef, 10> FunctionNames;
479 StringMap<StringRef> FunctionLineTables;
481 ListScope D(W, "CodeViewDebugInfo");
483 // FIXME: Add more offset correctness checks.
484 DataExtractor DE(Data, true, 4);
486 Magic = DE.getU32(&Offset);
487 W.printHex("Magic", Magic);
488 if (Magic != COFF::DEBUG_SECTION_MAGIC) {
489 error(object_error::parse_failed);
493 bool Finished = false;
494 while (DE.isValidOffset(Offset) && !Finished) {
495 // The section consists of a number of subsection in the following format:
496 // |Type|PayloadSize|Payload...|
497 uint32_t SubSectionType = DE.getU32(&Offset),
498 PayloadSize = DE.getU32(&Offset);
499 ListScope S(W, "Subsection");
500 W.printHex("Type", SubSectionType);
501 W.printHex("PayloadSize", PayloadSize);
502 if (PayloadSize > Data.size() - Offset) {
503 error(object_error::parse_failed);
507 StringRef Contents = Data.substr(Offset, PayloadSize);
508 if (opts::CodeViewSubsectionBytes) {
509 // Print the raw contents to simplify debugging if anything goes wrong
511 W.printBinaryBlock("Contents", Contents);
514 switch (SubSectionType) {
515 case COFF::DEBUG_SYMBOL_SUBSECTION:
516 if (opts::SectionSymbols)
517 printCodeViewSymbolsSubsection(Contents, Section, Offset);
519 case COFF::DEBUG_LINE_TABLE_SUBSECTION: {
520 // Holds a PC to file:line table. Some data to parse this subsection is
521 // stored in the other subsections, so just check sanity and store the
522 // pointers for deferred processing.
524 if (PayloadSize < 12) {
525 // There should be at least three words to store two function
526 // relocations and size of the code.
527 error(object_error::parse_failed);
531 StringRef FunctionName;
532 if (error(resolveSymbolName(Obj->getCOFFSection(Section), Offset,
535 W.printString("FunctionName", FunctionName);
536 if (FunctionLineTables.count(FunctionName) != 0) {
537 // Saw debug info for this function already?
538 error(object_error::parse_failed);
542 FunctionLineTables[FunctionName] = Contents;
543 FunctionNames.push_back(FunctionName);
546 case COFF::DEBUG_STRING_TABLE_SUBSECTION:
547 if (PayloadSize == 0 || CVStringTable.data() != nullptr ||
548 Contents.back() != '\0') {
549 // Empty or duplicate or non-null-terminated subsection.
550 error(object_error::parse_failed);
553 CVStringTable = Contents;
555 case COFF::DEBUG_INDEX_SUBSECTION:
556 // Holds the translation table from file indices
557 // to offsets in the string table.
559 if (PayloadSize == 0 ||
560 CVFileIndexToStringOffsetTable.data() != nullptr) {
561 // Empty or duplicate subsection.
562 error(object_error::parse_failed);
565 CVFileIndexToStringOffsetTable = Contents;
568 Offset += PayloadSize;
570 // Align the reading pointer by 4.
571 Offset += (-Offset) % 4;
575 // Dump the line tables now that we've read all the subsections and know all
576 // the required information.
577 for (unsigned I = 0, E = FunctionNames.size(); I != E; ++I) {
578 StringRef Name = FunctionNames[I];
579 ListScope S(W, "FunctionLineTable");
580 W.printString("FunctionName", Name);
582 DataExtractor DE(FunctionLineTables[Name], true, 4);
583 uint32_t Offset = 8; // Skip relocations.
584 uint32_t FunctionSize = DE.getU32(&Offset);
585 W.printHex("CodeSize", FunctionSize);
586 while (DE.isValidOffset(Offset)) {
587 // For each range of lines with the same filename, we have a segment
588 // in the line table. The filename string is accessed using double
589 // indirection to the string table subsection using the index subsection.
590 uint32_t OffsetInIndex = DE.getU32(&Offset),
591 SegmentLength = DE.getU32(&Offset),
592 FullSegmentSize = DE.getU32(&Offset);
593 if (FullSegmentSize != 12 + 8 * SegmentLength) {
594 error(object_error::parse_failed);
598 uint32_t FilenameOffset;
600 DataExtractor SDE(CVFileIndexToStringOffsetTable, true, 4);
601 uint32_t OffsetInSDE = OffsetInIndex;
602 if (!SDE.isValidOffset(OffsetInSDE)) {
603 error(object_error::parse_failed);
606 FilenameOffset = SDE.getU32(&OffsetInSDE);
609 if (FilenameOffset == 0 || FilenameOffset + 1 >= CVStringTable.size() ||
610 CVStringTable.data()[FilenameOffset - 1] != '\0') {
611 // Each string in an F3 subsection should be preceded by a null
613 error(object_error::parse_failed);
617 StringRef Filename(CVStringTable.data() + FilenameOffset);
618 ListScope S(W, "FilenameSegment");
619 W.printString("Filename", Filename);
620 for (unsigned J = 0; J != SegmentLength && DE.isValidOffset(Offset);
622 // Then go the (PC, LineNumber) pairs. The line number is stored in the
623 // least significant 31 bits of the respective word in the table.
624 uint32_t PC = DE.getU32(&Offset),
625 LineNumber = DE.getU32(&Offset) & 0x7fffffff;
626 if (PC >= FunctionSize) {
627 error(object_error::parse_failed);
631 format("+0x%X", PC).snprint(Buffer, 32);
632 W.printNumber(Buffer, LineNumber);
638 void COFFDumper::printCodeViewSymbolsSubsection(StringRef Subsection,
639 const SectionRef &Section,
640 uint32_t OffsetInSection) {
641 if (Subsection.size() == 0) {
642 error(object_error::parse_failed);
645 DataExtractor DE(Subsection, true, 4);
648 // Function-level subsections have "procedure start" and "procedure end"
649 // commands that should come in pairs and surround relevant info.
650 bool InFunctionScope = false;
651 while (DE.isValidOffset(Offset)) {
652 // Read subsection segments one by one.
653 uint16_t Size = DE.getU16(&Offset);
654 // The section size includes the size of the type identifier.
655 if (Size < 2 || !DE.isValidOffsetForDataOfSize(Offset, Size)) {
656 error(object_error::parse_failed);
660 uint16_t Type = DE.getU16(&Offset);
662 case COFF::DEBUG_SYMBOL_TYPE_PROC_START: {
663 DictScope S(W, "ProcStart");
664 if (InFunctionScope || Size < 36) {
665 error(object_error::parse_failed);
668 InFunctionScope = true;
670 // We're currently interested in a limited subset of fields in this
671 // segment, just ignore the rest of the fields for now.
673 DE.getU8(&Offset, Unused, 12);
674 uint32_t CodeSize = DE.getU32(&Offset);
675 DE.getU8(&Offset, Unused, 12);
676 StringRef SectionName;
677 if (error(resolveSymbolName(Obj->getCOFFSection(Section),
678 OffsetInSection + Offset, SectionName)))
681 DE.getU8(&Offset, Unused, 3);
682 StringRef DisplayName = DE.getCStr(&Offset);
683 if (!DE.isValidOffset(Offset)) {
684 error(object_error::parse_failed);
687 W.printString("DisplayName", DisplayName);
688 W.printString("Section", SectionName);
689 W.printHex("CodeSize", CodeSize);
693 case COFF::DEBUG_SYMBOL_TYPE_PROC_END: {
694 W.startLine() << "ProcEnd\n";
695 if (!InFunctionScope || Size > 0) {
696 error(object_error::parse_failed);
699 InFunctionScope = false;
703 if (opts::CodeViewSubsectionBytes) {
704 ListScope S(W, "Record");
705 W.printHex("Size", Size);
706 W.printHex("Type", Type);
708 StringRef Contents = DE.getData().substr(Offset, Size);
709 W.printBinaryBlock("Contents", Contents);
719 error(object_error::parse_failed);
722 void COFFDumper::printSections() {
723 ListScope SectionsD(W, "Sections");
724 int SectionNumber = 0;
725 for (const SectionRef &Sec : Obj->sections()) {
727 const coff_section *Section = Obj->getCOFFSection(Sec);
730 if (error(Sec.getName(Name)))
733 DictScope D(W, "Section");
734 W.printNumber("Number", SectionNumber);
735 W.printBinary("Name", Name, Section->Name);
736 W.printHex ("VirtualSize", Section->VirtualSize);
737 W.printHex ("VirtualAddress", Section->VirtualAddress);
738 W.printNumber("RawDataSize", Section->SizeOfRawData);
739 W.printHex ("PointerToRawData", Section->PointerToRawData);
740 W.printHex ("PointerToRelocations", Section->PointerToRelocations);
741 W.printHex ("PointerToLineNumbers", Section->PointerToLinenumbers);
742 W.printNumber("RelocationCount", Section->NumberOfRelocations);
743 W.printNumber("LineNumberCount", Section->NumberOfLinenumbers);
744 W.printFlags ("Characteristics", Section->Characteristics,
745 makeArrayRef(ImageSectionCharacteristics),
746 COFF::SectionCharacteristics(0x00F00000));
748 if (opts::SectionRelocations) {
749 ListScope D(W, "Relocations");
750 for (const RelocationRef &Reloc : Sec.relocations())
751 printRelocation(Sec, Reloc);
754 if (opts::SectionSymbols) {
755 ListScope D(W, "Symbols");
756 for (const SymbolRef &Symbol : Obj->symbols()) {
757 if (!Sec.containsSymbol(Symbol))
764 if (Name == ".debug$S" && opts::CodeView)
765 printCodeViewDebugInfo(Sec);
767 if (opts::SectionData &&
768 !(Section->Characteristics & COFF::IMAGE_SCN_CNT_UNINITIALIZED_DATA)) {
770 if (error(Sec.getContents(Data)))
773 W.printBinaryBlock("SectionData", Data);
778 void COFFDumper::printRelocations() {
779 ListScope D(W, "Relocations");
781 int SectionNumber = 0;
782 for (const SectionRef &Section : Obj->sections()) {
785 if (error(Section.getName(Name)))
788 bool PrintedGroup = false;
789 for (const RelocationRef &Reloc : Section.relocations()) {
791 W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
796 printRelocation(Section, Reloc);
801 W.startLine() << "}\n";
806 void COFFDumper::printRelocation(const SectionRef &Section,
807 const RelocationRef &Reloc) {
810 SmallString<32> RelocName;
811 StringRef SymbolName;
812 if (error(Reloc.getOffset(Offset)))
814 if (error(Reloc.getType(RelocType)))
816 if (error(Reloc.getTypeName(RelocName)))
818 symbol_iterator Symbol = Reloc.getSymbol();
819 if (Symbol != Obj->symbol_end() && error(Symbol->getName(SymbolName)))
822 if (opts::ExpandRelocs) {
823 DictScope Group(W, "Relocation");
824 W.printHex("Offset", Offset);
825 W.printNumber("Type", RelocName, RelocType);
826 W.printString("Symbol", SymbolName.empty() ? "-" : SymbolName);
828 raw_ostream& OS = W.startLine();
831 << " " << (SymbolName.empty() ? "-" : SymbolName)
836 void COFFDumper::printSymbols() {
837 ListScope Group(W, "Symbols");
839 for (const SymbolRef &Symbol : Obj->symbols())
843 void COFFDumper::printDynamicSymbols() { ListScope Group(W, "DynamicSymbols"); }
845 static ErrorOr<StringRef>
846 getSectionName(const llvm::object::COFFObjectFile *Obj, int32_t SectionNumber,
847 const coff_section *Section) {
849 StringRef SectionName;
850 if (std::error_code EC = Obj->getSectionName(Section, SectionName))
854 if (SectionNumber == llvm::COFF::IMAGE_SYM_DEBUG)
855 return StringRef("IMAGE_SYM_DEBUG");
856 if (SectionNumber == llvm::COFF::IMAGE_SYM_ABSOLUTE)
857 return StringRef("IMAGE_SYM_ABSOLUTE");
858 if (SectionNumber == llvm::COFF::IMAGE_SYM_UNDEFINED)
859 return StringRef("IMAGE_SYM_UNDEFINED");
860 return StringRef("");
863 void COFFDumper::printSymbol(const SymbolRef &Sym) {
864 DictScope D(W, "Symbol");
866 COFFSymbolRef Symbol = Obj->getCOFFSymbol(Sym);
867 const coff_section *Section;
868 if (std::error_code EC = Obj->getSection(Symbol.getSectionNumber(), Section)) {
869 W.startLine() << "Invalid section number: " << EC.message() << "\n";
874 StringRef SymbolName;
875 if (Obj->getSymbolName(Symbol, SymbolName))
878 StringRef SectionName = "";
879 ErrorOr<StringRef> Res =
880 getSectionName(Obj, Symbol.getSectionNumber(), Section);
884 W.printString("Name", SymbolName);
885 W.printNumber("Value", Symbol.getValue());
886 W.printNumber("Section", SectionName, Symbol.getSectionNumber());
887 W.printEnum ("BaseType", Symbol.getBaseType(), makeArrayRef(ImageSymType));
888 W.printEnum ("ComplexType", Symbol.getComplexType(),
889 makeArrayRef(ImageSymDType));
890 W.printEnum ("StorageClass", Symbol.getStorageClass(),
891 makeArrayRef(ImageSymClass));
892 W.printNumber("AuxSymbolCount", Symbol.getNumberOfAuxSymbols());
894 for (uint8_t I = 0; I < Symbol.getNumberOfAuxSymbols(); ++I) {
895 if (Symbol.isFunctionDefinition()) {
896 const coff_aux_function_definition *Aux;
897 if (error(getSymbolAuxData(Obj, Symbol, I, Aux)))
900 DictScope AS(W, "AuxFunctionDef");
901 W.printNumber("TagIndex", Aux->TagIndex);
902 W.printNumber("TotalSize", Aux->TotalSize);
903 W.printHex("PointerToLineNumber", Aux->PointerToLinenumber);
904 W.printHex("PointerToNextFunction", Aux->PointerToNextFunction);
906 } else if (Symbol.isAnyUndefined()) {
907 const coff_aux_weak_external *Aux;
908 if (error(getSymbolAuxData(Obj, Symbol, I, Aux)))
911 ErrorOr<COFFSymbolRef> Linked = Obj->getSymbol(Aux->TagIndex);
912 StringRef LinkedName;
913 std::error_code EC = Linked.getError();
914 if (EC || (EC = Obj->getSymbolName(*Linked, LinkedName))) {
919 DictScope AS(W, "AuxWeakExternal");
920 W.printNumber("Linked", LinkedName, Aux->TagIndex);
921 W.printEnum ("Search", Aux->Characteristics,
922 makeArrayRef(WeakExternalCharacteristics));
924 } else if (Symbol.isFileRecord()) {
925 const char *FileName;
926 if (error(getSymbolAuxData(Obj, Symbol, I, FileName)))
929 DictScope AS(W, "AuxFileRecord");
931 StringRef Name(FileName, Symbol.getNumberOfAuxSymbols() *
932 Obj->getSymbolTableEntrySize());
933 W.printString("FileName", Name.rtrim(StringRef("\0", 1)));
935 } else if (Symbol.isSectionDefinition()) {
936 const coff_aux_section_definition *Aux;
937 if (error(getSymbolAuxData(Obj, Symbol, I, Aux)))
940 int32_t AuxNumber = Aux->getNumber(Symbol.isBigObj());
942 DictScope AS(W, "AuxSectionDef");
943 W.printNumber("Length", Aux->Length);
944 W.printNumber("RelocationCount", Aux->NumberOfRelocations);
945 W.printNumber("LineNumberCount", Aux->NumberOfLinenumbers);
946 W.printHex("Checksum", Aux->CheckSum);
947 W.printNumber("Number", AuxNumber);
948 W.printEnum("Selection", Aux->Selection, makeArrayRef(ImageCOMDATSelect));
950 if (Section && Section->Characteristics & COFF::IMAGE_SCN_LNK_COMDAT
951 && Aux->Selection == COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE) {
952 const coff_section *Assoc;
953 StringRef AssocName = "";
954 std::error_code EC = Obj->getSection(AuxNumber, Assoc);
955 ErrorOr<StringRef> Res = getSectionName(Obj, AuxNumber, Assoc);
965 W.printNumber("AssocSection", AssocName, AuxNumber);
967 } else if (Symbol.isCLRToken()) {
968 const coff_aux_clr_token *Aux;
969 if (error(getSymbolAuxData(Obj, Symbol, I, Aux)))
972 ErrorOr<COFFSymbolRef> ReferredSym =
973 Obj->getSymbol(Aux->SymbolTableIndex);
974 StringRef ReferredName;
975 std::error_code EC = ReferredSym.getError();
976 if (EC || (EC = Obj->getSymbolName(*ReferredSym, ReferredName))) {
981 DictScope AS(W, "AuxCLRToken");
982 W.printNumber("AuxType", Aux->AuxType);
983 W.printNumber("Reserved", Aux->Reserved);
984 W.printNumber("SymbolTableIndex", ReferredName, Aux->SymbolTableIndex);
987 W.startLine() << "<unhandled auxiliary record>\n";
992 void COFFDumper::printUnwindInfo() {
993 ListScope D(W, "UnwindInformation");
994 switch (Obj->getMachine()) {
995 case COFF::IMAGE_FILE_MACHINE_AMD64: {
996 Win64EH::Dumper Dumper(W);
997 Win64EH::Dumper::SymbolResolver
998 Resolver = [](const object::coff_section *Section, uint64_t Offset,
999 SymbolRef &Symbol, void *user_data) -> std::error_code {
1000 COFFDumper *Dumper = reinterpret_cast<COFFDumper *>(user_data);
1001 return Dumper->resolveSymbol(Section, Offset, Symbol);
1003 Win64EH::Dumper::Context Ctx(*Obj, Resolver, this);
1004 Dumper.printData(Ctx);
1007 case COFF::IMAGE_FILE_MACHINE_ARMNT: {
1008 ARM::WinEH::Decoder Decoder(W);
1009 Decoder.dumpProcedureData(*Obj);
1013 W.printEnum("unsupported Image Machine", Obj->getMachine(),
1014 makeArrayRef(ImageFileMachineType));
1019 void COFFDumper::printImportedSymbols(
1020 iterator_range<imported_symbol_iterator> Range) {
1021 for (const ImportedSymbolRef &I : Range) {
1023 if (error(I.getSymbolName(Sym))) return;
1025 if (error(I.getOrdinal(Ordinal))) return;
1026 W.printNumber("Symbol", Sym, Ordinal);
1030 void COFFDumper::printDelayImportedSymbols(
1031 const DelayImportDirectoryEntryRef &I,
1032 iterator_range<imported_symbol_iterator> Range) {
1034 for (const ImportedSymbolRef &S : Range) {
1035 DictScope Import(W, "Import");
1037 if (error(S.getSymbolName(Sym))) return;
1039 if (error(S.getOrdinal(Ordinal))) return;
1040 W.printNumber("Symbol", Sym, Ordinal);
1042 if (error(I.getImportAddress(Index++, Addr))) return;
1043 W.printHex("Address", Addr);
1047 void COFFDumper::printCOFFImports() {
1049 for (const ImportDirectoryEntryRef &I : Obj->import_directories()) {
1050 DictScope Import(W, "Import");
1052 if (error(I.getName(Name))) return;
1053 W.printString("Name", Name);
1055 if (error(I.getImportLookupTableRVA(Addr))) return;
1056 W.printHex("ImportLookupTableRVA", Addr);
1057 if (error(I.getImportAddressTableRVA(Addr))) return;
1058 W.printHex("ImportAddressTableRVA", Addr);
1059 printImportedSymbols(I.imported_symbols());
1063 for (const DelayImportDirectoryEntryRef &I : Obj->delay_import_directories()) {
1064 DictScope Import(W, "DelayImport");
1066 if (error(I.getName(Name))) return;
1067 W.printString("Name", Name);
1068 const delay_import_directory_table_entry *Table;
1069 if (error(I.getDelayImportTable(Table))) return;
1070 W.printHex("Attributes", Table->Attributes);
1071 W.printHex("ModuleHandle", Table->ModuleHandle);
1072 W.printHex("ImportAddressTable", Table->DelayImportAddressTable);
1073 W.printHex("ImportNameTable", Table->DelayImportNameTable);
1074 W.printHex("BoundDelayImportTable", Table->BoundDelayImportTable);
1075 W.printHex("UnloadDelayImportTable", Table->UnloadDelayImportTable);
1076 printDelayImportedSymbols(I, I.imported_symbols());
1080 void COFFDumper::printCOFFExports() {
1081 for (const ExportDirectoryEntryRef &E : Obj->export_directories()) {
1082 DictScope Export(W, "Export");
1085 uint32_t Ordinal, RVA;
1087 if (error(E.getSymbolName(Name)))
1089 if (error(E.getOrdinal(Ordinal)))
1091 if (error(E.getExportRVA(RVA)))
1094 W.printNumber("Ordinal", Ordinal);
1095 W.printString("Name", Name);
1096 W.printHex("RVA", RVA);
1100 void COFFDumper::printCOFFDirectives() {
1101 for (const SectionRef &Section : Obj->sections()) {
1105 if (error(Section.getName(Name)))
1107 if (Name != ".drectve")
1110 if (error(Section.getContents(Contents)))
1113 W.printString("Directive(s)", Contents);
1117 static StringRef getBaseRelocTypeName(uint8_t Type) {
1119 case COFF::IMAGE_REL_BASED_ABSOLUTE: return "ABSOLUTE";
1120 case COFF::IMAGE_REL_BASED_HIGH: return "HIGH";
1121 case COFF::IMAGE_REL_BASED_LOW: return "LOW";
1122 case COFF::IMAGE_REL_BASED_HIGHLOW: return "HIGHLOW";
1123 case COFF::IMAGE_REL_BASED_HIGHADJ: return "HIGHADJ";
1124 case COFF::IMAGE_REL_BASED_ARM_MOV32T: return "ARM_MOV32(T)";
1125 case COFF::IMAGE_REL_BASED_DIR64: return "DIR64";
1126 default: return "unknown (" + llvm::utostr(Type) + ")";
1130 void COFFDumper::printCOFFBaseReloc() {
1131 ListScope D(W, "BaseReloc");
1132 for (const BaseRelocRef &I : Obj->base_relocs()) {
1135 if (error(I.getRVA(RVA)))
1137 if (error(I.getType(Type)))
1139 DictScope Import(W, "Entry");
1140 W.printString("Type", getBaseRelocTypeName(Type));
1141 W.printHex("Address", RVA);
1145 void COFFDumper::printStackMap() const {
1146 object::SectionRef StackMapSection;
1147 for (auto Sec : Obj->sections()) {
1150 if (Name == ".llvm_stackmaps") {
1151 StackMapSection = Sec;
1156 if (StackMapSection == object::SectionRef())
1159 StringRef StackMapContents;
1160 StackMapSection.getContents(StackMapContents);
1161 ArrayRef<uint8_t> StackMapContentsArray(
1162 reinterpret_cast<const uint8_t*>(StackMapContents.data()),
1163 StackMapContents.size());
1165 if (Obj->isLittleEndian())
1166 prettyPrintStackMap(
1168 StackMapV1Parser<support::little>(StackMapContentsArray));
1170 prettyPrintStackMap(llvm::outs(),
1171 StackMapV1Parser<support::big>(StackMapContentsArray));