Bug Summary

File:tools/llvm-readobj/COFFDumper.cpp
Warning:line 415, column 10
Called C++ object pointer is null

Annotated Source Code

/build/llvm-toolchain-snapshot-6.0~svn318211/tools/llvm-readobj/COFFDumper.cpp

1//===-- COFFDumper.cpp - COFF-specific dumper -------------------*- C++ -*-===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9///
10/// \file
11/// \brief This file implements the COFF-specific dumper for llvm-readobj.
12///
13//===----------------------------------------------------------------------===//
14
15#include "ARMWinEHPrinter.h"
16#include "Error.h"
17#include "ObjDumper.h"
18#include "StackMapPrinter.h"
19#include "Win64EHDumper.h"
20#include "llvm-readobj.h"
21#include "llvm/ADT/DenseMap.h"
22#include "llvm/ADT/SmallString.h"
23#include "llvm/ADT/StringExtras.h"
24#include "llvm/BinaryFormat/COFF.h"
25#include "llvm/DebugInfo/CodeView/CVTypeVisitor.h"
26#include "llvm/DebugInfo/CodeView/CodeView.h"
27#include "llvm/DebugInfo/CodeView/DebugChecksumsSubsection.h"
28#include "llvm/DebugInfo/CodeView/DebugFrameDataSubsection.h"
29#include "llvm/DebugInfo/CodeView/DebugInlineeLinesSubsection.h"
30#include "llvm/DebugInfo/CodeView/DebugLinesSubsection.h"
31#include "llvm/DebugInfo/CodeView/DebugStringTableSubsection.h"
32#include "llvm/DebugInfo/CodeView/LazyRandomTypeCollection.h"
33#include "llvm/DebugInfo/CodeView/Line.h"
34#include "llvm/DebugInfo/CodeView/RecordSerialization.h"
35#include "llvm/DebugInfo/CodeView/SymbolDeserializer.h"
36#include "llvm/DebugInfo/CodeView/SymbolDumpDelegate.h"
37#include "llvm/DebugInfo/CodeView/SymbolDumper.h"
38#include "llvm/DebugInfo/CodeView/SymbolRecord.h"
39#include "llvm/DebugInfo/CodeView/TypeDumpVisitor.h"
40#include "llvm/DebugInfo/CodeView/TypeIndex.h"
41#include "llvm/DebugInfo/CodeView/TypeRecord.h"
42#include "llvm/DebugInfo/CodeView/TypeStreamMerger.h"
43#include "llvm/DebugInfo/CodeView/TypeTableBuilder.h"
44#include "llvm/DebugInfo/CodeView/TypeTableCollection.h"
45#include "llvm/Object/COFF.h"
46#include "llvm/Object/ObjectFile.h"
47#include "llvm/Support/BinaryStreamReader.h"
48#include "llvm/Support/Casting.h"
49#include "llvm/Support/Compiler.h"
50#include "llvm/Support/ConvertUTF.h"
51#include "llvm/Support/DataExtractor.h"
52#include "llvm/Support/FormatVariadic.h"
53#include "llvm/Support/Path.h"
54#include "llvm/Support/ScopedPrinter.h"
55#include "llvm/Support/SourceMgr.h"
56#include "llvm/Support/Win64EH.h"
57#include "llvm/Support/raw_ostream.h"
58#include <algorithm>
59#include <cstring>
60#include <system_error>
61#include <time.h>
62
63using namespace llvm;
64using namespace llvm::object;
65using namespace llvm::codeview;
66using namespace llvm::support;
67using namespace llvm::Win64EH;
68
69namespace {
70
71struct LoadConfigTables {
72 uint64_t SEHTableVA = 0;
73 uint64_t SEHTableCount = 0;
74 uint32_t GuardFlags = 0;
75 uint64_t GuardFidTableVA = 0;
76 uint64_t GuardFidTableCount = 0;
77};
78
79class COFFDumper : public ObjDumper {
80public:
81 friend class COFFObjectDumpDelegate;
82 COFFDumper(const llvm::object::COFFObjectFile *Obj, ScopedPrinter &Writer)
83 : ObjDumper(Writer), Obj(Obj), Writer(Writer), Types(100) {}
84
85 void printFileHeaders() override;
86 void printSections() override;
87 void printRelocations() override;
88 void printSymbols() override;
89 void printDynamicSymbols() override;
90 void printUnwindInfo() override;
91 void printCOFFImports() override;
92 void printCOFFExports() override;
93 void printCOFFDirectives() override;
94 void printCOFFBaseReloc() override;
95 void printCOFFDebugDirectory() override;
96 void printCOFFResources() override;
97 void printCOFFLoadConfig() override;
98 void printCodeViewDebugInfo() override;
99 void mergeCodeViewTypes(llvm::codeview::TypeTableBuilder &CVIDs,
100 llvm::codeview::TypeTableBuilder &CVTypes) override;
101 void printStackMap() const override;
102private:
103 void printSymbol(const SymbolRef &Sym);
104 void printRelocation(const SectionRef &Section, const RelocationRef &Reloc,
105 uint64_t Bias = 0);
106 void printDataDirectory(uint32_t Index, const std::string &FieldName);
107
108 void printDOSHeader(const dos_header *DH);
109 template <class PEHeader> void printPEHeader(const PEHeader *Hdr);
110 void printBaseOfDataField(const pe32_header *Hdr);
111 void printBaseOfDataField(const pe32plus_header *Hdr);
112 template <typename T>
113 void printCOFFLoadConfig(const T *Conf, LoadConfigTables &Tables);
114 typedef void (*PrintExtraCB)(raw_ostream &, const uint8_t *);
115 void printRVATable(uint64_t TableVA, uint64_t Count, uint64_t EntrySize,
116 PrintExtraCB PrintExtra = 0);
117
118 void printCodeViewSymbolSection(StringRef SectionName, const SectionRef &Section);
119 void printCodeViewTypeSection(StringRef SectionName, const SectionRef &Section);
120 StringRef getTypeName(TypeIndex Ty);
121 StringRef getFileNameForFileOffset(uint32_t FileOffset);
122 void printFileNameForOffset(StringRef Label, uint32_t FileOffset);
123 void printTypeIndex(StringRef FieldName, TypeIndex TI) {
124 // Forward to CVTypeDumper for simplicity.
125 codeview::printTypeIndex(Writer, FieldName, TI, Types);
126 }
127
128 void printCodeViewSymbolsSubsection(StringRef Subsection,
129 const SectionRef &Section,
130 StringRef SectionContents);
131
132 void printCodeViewFileChecksums(StringRef Subsection);
133
134 void printCodeViewInlineeLines(StringRef Subsection);
135
136 void printRelocatedField(StringRef Label, const coff_section *Sec,
137 uint32_t RelocOffset, uint32_t Offset,
138 StringRef *RelocSym = nullptr);
139
140 uint32_t countTotalTableEntries(ResourceSectionRef RSF,
141 const coff_resource_dir_table &Table,
142 StringRef Level);
143
144 void printResourceDirectoryTable(ResourceSectionRef RSF,
145 const coff_resource_dir_table &Table,
146 StringRef Level);
147
148 void printBinaryBlockWithRelocs(StringRef Label, const SectionRef &Sec,
149 StringRef SectionContents, StringRef Block);
150
151 /// Given a .debug$S section, find the string table and file checksum table.
152 void initializeFileAndStringTables(BinaryStreamReader &Reader);
153
154 void cacheRelocations();
155
156 std::error_code resolveSymbol(const coff_section *Section, uint64_t Offset,
157 SymbolRef &Sym);
158 std::error_code resolveSymbolName(const coff_section *Section,
159 uint64_t Offset, StringRef &Name);
160 std::error_code resolveSymbolName(const coff_section *Section,
161 StringRef SectionContents,
162 const void *RelocPtr, StringRef &Name);
163 void printImportedSymbols(iterator_range<imported_symbol_iterator> Range);
164 void printDelayImportedSymbols(
165 const DelayImportDirectoryEntryRef &I,
166 iterator_range<imported_symbol_iterator> Range);
167 ErrorOr<const coff_resource_dir_entry &>
168 getResourceDirectoryTableEntry(const coff_resource_dir_table &Table,
169 uint32_t Index);
170
171 typedef DenseMap<const coff_section*, std::vector<RelocationRef> > RelocMapTy;
172
173 const llvm::object::COFFObjectFile *Obj;
174 bool RelocCached = false;
175 RelocMapTy RelocMap;
176
177 DebugChecksumsSubsectionRef CVFileChecksumTable;
178
179 DebugStringTableSubsectionRef CVStringTable;
180
181 ScopedPrinter &Writer;
182 BinaryByteStream TypeContents;
183 LazyRandomTypeCollection Types;
184};
185
186class COFFObjectDumpDelegate : public SymbolDumpDelegate {
187public:
188 COFFObjectDumpDelegate(COFFDumper &CD, const SectionRef &SR,
189 const COFFObjectFile *Obj, StringRef SectionContents)
190 : CD(CD), SR(SR), SectionContents(SectionContents) {
191 Sec = Obj->getCOFFSection(SR);
192 }
193
194 uint32_t getRecordOffset(BinaryStreamReader Reader) override {
195 ArrayRef<uint8_t> Data;
196 if (auto EC = Reader.readLongestContiguousChunk(Data)) {
197 llvm::consumeError(std::move(EC));
198 return 0;
199 }
200 return Data.data() - SectionContents.bytes_begin();
201 }
202
203 void printRelocatedField(StringRef Label, uint32_t RelocOffset,
204 uint32_t Offset, StringRef *RelocSym) override {
205 CD.printRelocatedField(Label, Sec, RelocOffset, Offset, RelocSym);
206 }
207
208 void printBinaryBlockWithRelocs(StringRef Label,
209 ArrayRef<uint8_t> Block) override {
210 StringRef SBlock(reinterpret_cast<const char *>(Block.data()),
211 Block.size());
212 if (opts::CodeViewSubsectionBytes)
213 CD.printBinaryBlockWithRelocs(Label, SR, SectionContents, SBlock);
214 }
215
216 StringRef getFileNameForFileOffset(uint32_t FileOffset) override {
217 return CD.getFileNameForFileOffset(FileOffset);
218 }
219
220 DebugStringTableSubsectionRef getStringTable() override {
221 return CD.CVStringTable;
222 }
223
224private:
225 COFFDumper &CD;
226 const SectionRef &SR;
227 const coff_section *Sec;
228 StringRef SectionContents;
229};
230
231} // end namespace
232
233namespace llvm {
234
235std::error_code createCOFFDumper(const object::ObjectFile *Obj,
236 ScopedPrinter &Writer,
237 std::unique_ptr<ObjDumper> &Result) {
238 const COFFObjectFile *COFFObj = dyn_cast<COFFObjectFile>(Obj);
239 if (!COFFObj)
240 return readobj_error::unsupported_obj_file_format;
241
242 Result.reset(new COFFDumper(COFFObj, Writer));
243 return readobj_error::success;
244}
245
246} // namespace llvm
247
248// Given a a section and an offset into this section the function returns the
249// symbol used for the relocation at the offset.
250std::error_code COFFDumper::resolveSymbol(const coff_section *Section,
251 uint64_t Offset, SymbolRef &Sym) {
252 cacheRelocations();
253 const auto &Relocations = RelocMap[Section];
254 auto SymI = Obj->symbol_end();
255 for (const auto &Relocation : Relocations) {
256 uint64_t RelocationOffset = Relocation.getOffset();
257
258 if (RelocationOffset == Offset) {
259 SymI = Relocation.getSymbol();
260 break;
261 }
262 }
263 if (SymI == Obj->symbol_end())
264 return readobj_error::unknown_symbol;
265 Sym = *SymI;
266 return readobj_error::success;
267}
268
269// Given a section and an offset into this section the function returns the name
270// of the symbol used for the relocation at the offset.
271std::error_code COFFDumper::resolveSymbolName(const coff_section *Section,
272 uint64_t Offset,
273 StringRef &Name) {
274 SymbolRef Symbol;
275 if (std::error_code EC = resolveSymbol(Section, Offset, Symbol))
276 return EC;
277 Expected<StringRef> NameOrErr = Symbol.getName();
278 if (!NameOrErr)
279 return errorToErrorCode(NameOrErr.takeError());
280 Name = *NameOrErr;
281 return std::error_code();
282}
283
284// Helper for when you have a pointer to real data and you want to know about
285// relocations against it.
286std::error_code COFFDumper::resolveSymbolName(const coff_section *Section,
287 StringRef SectionContents,
288 const void *RelocPtr,
289 StringRef &Name) {
290 assert(SectionContents.data() < RelocPtr &&((SectionContents.data() < RelocPtr && RelocPtr <
SectionContents.data() + SectionContents.size() && "pointer to relocated object is not in section"
) ? static_cast<void> (0) : __assert_fail ("SectionContents.data() < RelocPtr && RelocPtr < SectionContents.data() + SectionContents.size() && \"pointer to relocated object is not in section\""
, "/build/llvm-toolchain-snapshot-6.0~svn318211/tools/llvm-readobj/COFFDumper.cpp"
, 292, __PRETTY_FUNCTION__))
291 RelocPtr < SectionContents.data() + SectionContents.size() &&((SectionContents.data() < RelocPtr && RelocPtr <
SectionContents.data() + SectionContents.size() && "pointer to relocated object is not in section"
) ? static_cast<void> (0) : __assert_fail ("SectionContents.data() < RelocPtr && RelocPtr < SectionContents.data() + SectionContents.size() && \"pointer to relocated object is not in section\""
, "/build/llvm-toolchain-snapshot-6.0~svn318211/tools/llvm-readobj/COFFDumper.cpp"
, 292, __PRETTY_FUNCTION__))
292 "pointer to relocated object is not in section")((SectionContents.data() < RelocPtr && RelocPtr <
SectionContents.data() + SectionContents.size() && "pointer to relocated object is not in section"
) ? static_cast<void> (0) : __assert_fail ("SectionContents.data() < RelocPtr && RelocPtr < SectionContents.data() + SectionContents.size() && \"pointer to relocated object is not in section\""
, "/build/llvm-toolchain-snapshot-6.0~svn318211/tools/llvm-readobj/COFFDumper.cpp"
, 292, __PRETTY_FUNCTION__))
;
293 uint64_t Offset = ptrdiff_t(reinterpret_cast<const char *>(RelocPtr) -
294 SectionContents.data());
295 return resolveSymbolName(Section, Offset, Name);
296}
297
298void COFFDumper::printRelocatedField(StringRef Label, const coff_section *Sec,
299 uint32_t RelocOffset, uint32_t Offset,
300 StringRef *RelocSym) {
301 StringRef SymStorage;
302 StringRef &Symbol = RelocSym ? *RelocSym : SymStorage;
303 if (!resolveSymbolName(Sec, RelocOffset, Symbol))
304 W.printSymbolOffset(Label, Symbol, Offset);
305 else
306 W.printHex(Label, RelocOffset);
307}
308
309void COFFDumper::printBinaryBlockWithRelocs(StringRef Label,
310 const SectionRef &Sec,
311 StringRef SectionContents,
312 StringRef Block) {
313 W.printBinaryBlock(Label, Block);
314
315 assert(SectionContents.begin() < Block.begin() &&((SectionContents.begin() < Block.begin() && SectionContents
.end() >= Block.end() && "Block is not contained in SectionContents"
) ? static_cast<void> (0) : __assert_fail ("SectionContents.begin() < Block.begin() && SectionContents.end() >= Block.end() && \"Block is not contained in SectionContents\""
, "/build/llvm-toolchain-snapshot-6.0~svn318211/tools/llvm-readobj/COFFDumper.cpp"
, 317, __PRETTY_FUNCTION__))
316 SectionContents.end() >= Block.end() &&((SectionContents.begin() < Block.begin() && SectionContents
.end() >= Block.end() && "Block is not contained in SectionContents"
) ? static_cast<void> (0) : __assert_fail ("SectionContents.begin() < Block.begin() && SectionContents.end() >= Block.end() && \"Block is not contained in SectionContents\""
, "/build/llvm-toolchain-snapshot-6.0~svn318211/tools/llvm-readobj/COFFDumper.cpp"
, 317, __PRETTY_FUNCTION__))
317 "Block is not contained in SectionContents")((SectionContents.begin() < Block.begin() && SectionContents
.end() >= Block.end() && "Block is not contained in SectionContents"
) ? static_cast<void> (0) : __assert_fail ("SectionContents.begin() < Block.begin() && SectionContents.end() >= Block.end() && \"Block is not contained in SectionContents\""
, "/build/llvm-toolchain-snapshot-6.0~svn318211/tools/llvm-readobj/COFFDumper.cpp"
, 317, __PRETTY_FUNCTION__))
;
318 uint64_t OffsetStart = Block.data() - SectionContents.data();
319 uint64_t OffsetEnd = OffsetStart + Block.size();
320
321 W.flush();
322 cacheRelocations();
323 ListScope D(W, "BlockRelocations");
324 const coff_section *Section = Obj->getCOFFSection(Sec);
325 const auto &Relocations = RelocMap[Section];
326 for (const auto &Relocation : Relocations) {
327 uint64_t RelocationOffset = Relocation.getOffset();
328 if (OffsetStart <= RelocationOffset && RelocationOffset < OffsetEnd)
329 printRelocation(Sec, Relocation, OffsetStart);
330 }
331}
332
333static const EnumEntry<COFF::MachineTypes> ImageFileMachineType[] = {
334 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_UNKNOWN ){ "IMAGE_FILE_MACHINE_UNKNOWN", COFF::IMAGE_FILE_MACHINE_UNKNOWN
}
,
335 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AM33 ){ "IMAGE_FILE_MACHINE_AM33", COFF::IMAGE_FILE_MACHINE_AM33 },
336 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_AMD64 ){ "IMAGE_FILE_MACHINE_AMD64", COFF::IMAGE_FILE_MACHINE_AMD64 },
337 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM ){ "IMAGE_FILE_MACHINE_ARM", COFF::IMAGE_FILE_MACHINE_ARM },
338 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARM64 ){ "IMAGE_FILE_MACHINE_ARM64", COFF::IMAGE_FILE_MACHINE_ARM64 },
339 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_ARMNT ){ "IMAGE_FILE_MACHINE_ARMNT", COFF::IMAGE_FILE_MACHINE_ARMNT },
340 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_EBC ){ "IMAGE_FILE_MACHINE_EBC", COFF::IMAGE_FILE_MACHINE_EBC },
341 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_I386 ){ "IMAGE_FILE_MACHINE_I386", COFF::IMAGE_FILE_MACHINE_I386 },
342 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_IA64 ){ "IMAGE_FILE_MACHINE_IA64", COFF::IMAGE_FILE_MACHINE_IA64 },
343 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_M32R ){ "IMAGE_FILE_MACHINE_M32R", COFF::IMAGE_FILE_MACHINE_M32R },
344 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPS16 ){ "IMAGE_FILE_MACHINE_MIPS16", COFF::IMAGE_FILE_MACHINE_MIPS16
}
,
345 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU ){ "IMAGE_FILE_MACHINE_MIPSFPU", COFF::IMAGE_FILE_MACHINE_MIPSFPU
}
,
346 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_MIPSFPU16){ "IMAGE_FILE_MACHINE_MIPSFPU16", COFF::IMAGE_FILE_MACHINE_MIPSFPU16
}
,
347 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPC ){ "IMAGE_FILE_MACHINE_POWERPC", COFF::IMAGE_FILE_MACHINE_POWERPC
}
,
348 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_POWERPCFP){ "IMAGE_FILE_MACHINE_POWERPCFP", COFF::IMAGE_FILE_MACHINE_POWERPCFP
}
,
349 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_R4000 ){ "IMAGE_FILE_MACHINE_R4000", COFF::IMAGE_FILE_MACHINE_R4000 },
350 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3 ){ "IMAGE_FILE_MACHINE_SH3", COFF::IMAGE_FILE_MACHINE_SH3 },
351 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH3DSP ){ "IMAGE_FILE_MACHINE_SH3DSP", COFF::IMAGE_FILE_MACHINE_SH3DSP
}
,
352 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH4 ){ "IMAGE_FILE_MACHINE_SH4", COFF::IMAGE_FILE_MACHINE_SH4 },
353 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_SH5 ){ "IMAGE_FILE_MACHINE_SH5", COFF::IMAGE_FILE_MACHINE_SH5 },
354 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_THUMB ){ "IMAGE_FILE_MACHINE_THUMB", COFF::IMAGE_FILE_MACHINE_THUMB },
355 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_MACHINE_WCEMIPSV2){ "IMAGE_FILE_MACHINE_WCEMIPSV2", COFF::IMAGE_FILE_MACHINE_WCEMIPSV2
}
356};
357
358static const EnumEntry<COFF::Characteristics> ImageFileCharacteristics[] = {
359 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_RELOCS_STRIPPED ){ "IMAGE_FILE_RELOCS_STRIPPED", COFF::IMAGE_FILE_RELOCS_STRIPPED
}
,
360 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_EXECUTABLE_IMAGE ){ "IMAGE_FILE_EXECUTABLE_IMAGE", COFF::IMAGE_FILE_EXECUTABLE_IMAGE
}
,
361 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LINE_NUMS_STRIPPED ){ "IMAGE_FILE_LINE_NUMS_STRIPPED", COFF::IMAGE_FILE_LINE_NUMS_STRIPPED
}
,
362 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LOCAL_SYMS_STRIPPED ){ "IMAGE_FILE_LOCAL_SYMS_STRIPPED", COFF::IMAGE_FILE_LOCAL_SYMS_STRIPPED
}
,
363 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_AGGRESSIVE_WS_TRIM ){ "IMAGE_FILE_AGGRESSIVE_WS_TRIM", COFF::IMAGE_FILE_AGGRESSIVE_WS_TRIM
}
,
364 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_LARGE_ADDRESS_AWARE ){ "IMAGE_FILE_LARGE_ADDRESS_AWARE", COFF::IMAGE_FILE_LARGE_ADDRESS_AWARE
}
,
365 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_LO ){ "IMAGE_FILE_BYTES_REVERSED_LO", COFF::IMAGE_FILE_BYTES_REVERSED_LO
}
,
366 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_32BIT_MACHINE ){ "IMAGE_FILE_32BIT_MACHINE", COFF::IMAGE_FILE_32BIT_MACHINE },
367 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DEBUG_STRIPPED ){ "IMAGE_FILE_DEBUG_STRIPPED", COFF::IMAGE_FILE_DEBUG_STRIPPED
}
,
368 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP){ "IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP", COFF::IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
}
,
369 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_NET_RUN_FROM_SWAP ){ "IMAGE_FILE_NET_RUN_FROM_SWAP", COFF::IMAGE_FILE_NET_RUN_FROM_SWAP
}
,
370 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_SYSTEM ){ "IMAGE_FILE_SYSTEM", COFF::IMAGE_FILE_SYSTEM },
371 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_DLL ){ "IMAGE_FILE_DLL", COFF::IMAGE_FILE_DLL },
372 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_UP_SYSTEM_ONLY ){ "IMAGE_FILE_UP_SYSTEM_ONLY", COFF::IMAGE_FILE_UP_SYSTEM_ONLY
}
,
373 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_FILE_BYTES_REVERSED_HI ){ "IMAGE_FILE_BYTES_REVERSED_HI", COFF::IMAGE_FILE_BYTES_REVERSED_HI
}
374};
375
376static const EnumEntry<COFF::WindowsSubsystem> PEWindowsSubsystem[] = {
377 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_UNKNOWN ){ "IMAGE_SUBSYSTEM_UNKNOWN", COFF::IMAGE_SUBSYSTEM_UNKNOWN },
378 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_NATIVE ){ "IMAGE_SUBSYSTEM_NATIVE", COFF::IMAGE_SUBSYSTEM_NATIVE },
379 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_GUI ){ "IMAGE_SUBSYSTEM_WINDOWS_GUI", COFF::IMAGE_SUBSYSTEM_WINDOWS_GUI
}
,
380 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CUI ){ "IMAGE_SUBSYSTEM_WINDOWS_CUI", COFF::IMAGE_SUBSYSTEM_WINDOWS_CUI
}
,
381 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_POSIX_CUI ){ "IMAGE_SUBSYSTEM_POSIX_CUI", COFF::IMAGE_SUBSYSTEM_POSIX_CUI
}
,
382 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_WINDOWS_CE_GUI ){ "IMAGE_SUBSYSTEM_WINDOWS_CE_GUI", COFF::IMAGE_SUBSYSTEM_WINDOWS_CE_GUI
}
,
383 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_APPLICATION ){ "IMAGE_SUBSYSTEM_EFI_APPLICATION", COFF::IMAGE_SUBSYSTEM_EFI_APPLICATION
}
,
384 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER){ "IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER", COFF::IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER
}
,
385 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER ){ "IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER", COFF::IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER
}
,
386 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_EFI_ROM ){ "IMAGE_SUBSYSTEM_EFI_ROM", COFF::IMAGE_SUBSYSTEM_EFI_ROM },
387 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SUBSYSTEM_XBOX ){ "IMAGE_SUBSYSTEM_XBOX", COFF::IMAGE_SUBSYSTEM_XBOX },
388};
389
390static const EnumEntry<COFF::DLLCharacteristics> PEDLLCharacteristics[] = {
391 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA ){ "IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA", COFF::IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA
}
,
392 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE ){ "IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE", COFF::IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE
}
,
393 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY ){ "IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY", COFF::IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY
}
,
394 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NX_COMPAT ){ "IMAGE_DLL_CHARACTERISTICS_NX_COMPAT", COFF::IMAGE_DLL_CHARACTERISTICS_NX_COMPAT
}
,
395 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_ISOLATION ){ "IMAGE_DLL_CHARACTERISTICS_NO_ISOLATION", COFF::IMAGE_DLL_CHARACTERISTICS_NO_ISOLATION
}
,
396 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_SEH ){ "IMAGE_DLL_CHARACTERISTICS_NO_SEH", COFF::IMAGE_DLL_CHARACTERISTICS_NO_SEH
}
,
397 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_NO_BIND ){ "IMAGE_DLL_CHARACTERISTICS_NO_BIND", COFF::IMAGE_DLL_CHARACTERISTICS_NO_BIND
}
,
398 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_APPCONTAINER ){ "IMAGE_DLL_CHARACTERISTICS_APPCONTAINER", COFF::IMAGE_DLL_CHARACTERISTICS_APPCONTAINER
}
,
399 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_WDM_DRIVER ){ "IMAGE_DLL_CHARACTERISTICS_WDM_DRIVER", COFF::IMAGE_DLL_CHARACTERISTICS_WDM_DRIVER
}
,
400 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_GUARD_CF ){ "IMAGE_DLL_CHARACTERISTICS_GUARD_CF", COFF::IMAGE_DLL_CHARACTERISTICS_GUARD_CF
}
,
401 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_DLL_CHARACTERISTICS_TERMINAL_SERVER_AWARE){ "IMAGE_DLL_CHARACTERISTICS_TERMINAL_SERVER_AWARE", COFF::IMAGE_DLL_CHARACTERISTICS_TERMINAL_SERVER_AWARE
}
,
402};
403
404static const EnumEntry<COFF::SectionCharacteristics>
405ImageSectionCharacteristics[] = {
406 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NOLOAD ){ "IMAGE_SCN_TYPE_NOLOAD", COFF::IMAGE_SCN_TYPE_NOLOAD },
407 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NO_PAD ){ "IMAGE_SCN_TYPE_NO_PAD", COFF::IMAGE_SCN_TYPE_NO_PAD },
408 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_CODE ){ "IMAGE_SCN_CNT_CODE", COFF::IMAGE_SCN_CNT_CODE },
409 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_INITIALIZED_DATA ){ "IMAGE_SCN_CNT_INITIALIZED_DATA", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA
}
,
410 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_CNT_UNINITIALIZED_DATA){ "IMAGE_SCN_CNT_UNINITIALIZED_DATA", COFF::IMAGE_SCN_CNT_UNINITIALIZED_DATA
}
,
411 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_OTHER ){ "IMAGE_SCN_LNK_OTHER", COFF::IMAGE_SCN_LNK_OTHER },
412 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_INFO ){ "IMAGE_SCN_LNK_INFO", COFF::IMAGE_SCN_LNK_INFO },
413 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_REMOVE ){ "IMAGE_SCN_LNK_REMOVE", COFF::IMAGE_SCN_LNK_REMOVE },
414 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_COMDAT ){ "IMAGE_SCN_LNK_COMDAT", COFF::IMAGE_SCN_LNK_COMDAT },
415 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_GPREL ){ "IMAGE_SCN_GPREL", COFF::IMAGE_SCN_GPREL },
416 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PURGEABLE ){ "IMAGE_SCN_MEM_PURGEABLE", COFF::IMAGE_SCN_MEM_PURGEABLE },
417 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_16BIT ){ "IMAGE_SCN_MEM_16BIT", COFF::IMAGE_SCN_MEM_16BIT },
418 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_LOCKED ){ "IMAGE_SCN_MEM_LOCKED", COFF::IMAGE_SCN_MEM_LOCKED },
419 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_PRELOAD ){ "IMAGE_SCN_MEM_PRELOAD", COFF::IMAGE_SCN_MEM_PRELOAD },
420 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1BYTES ){ "IMAGE_SCN_ALIGN_1BYTES", COFF::IMAGE_SCN_ALIGN_1BYTES },
421 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2BYTES ){ "IMAGE_SCN_ALIGN_2BYTES", COFF::IMAGE_SCN_ALIGN_2BYTES },
422 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4BYTES ){ "IMAGE_SCN_ALIGN_4BYTES", COFF::IMAGE_SCN_ALIGN_4BYTES },
423 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8BYTES ){ "IMAGE_SCN_ALIGN_8BYTES", COFF::IMAGE_SCN_ALIGN_8BYTES },
424 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_16BYTES ){ "IMAGE_SCN_ALIGN_16BYTES", COFF::IMAGE_SCN_ALIGN_16BYTES },
425 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_32BYTES ){ "IMAGE_SCN_ALIGN_32BYTES", COFF::IMAGE_SCN_ALIGN_32BYTES },
426 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_64BYTES ){ "IMAGE_SCN_ALIGN_64BYTES", COFF::IMAGE_SCN_ALIGN_64BYTES },
427 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_128BYTES ){ "IMAGE_SCN_ALIGN_128BYTES", COFF::IMAGE_SCN_ALIGN_128BYTES },
428 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_256BYTES ){ "IMAGE_SCN_ALIGN_256BYTES", COFF::IMAGE_SCN_ALIGN_256BYTES },
429 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_512BYTES ){ "IMAGE_SCN_ALIGN_512BYTES", COFF::IMAGE_SCN_ALIGN_512BYTES },
430 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1024BYTES ){ "IMAGE_SCN_ALIGN_1024BYTES", COFF::IMAGE_SCN_ALIGN_1024BYTES
}
,
431 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2048BYTES ){ "IMAGE_SCN_ALIGN_2048BYTES", COFF::IMAGE_SCN_ALIGN_2048BYTES
}
,
432 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4096BYTES ){ "IMAGE_SCN_ALIGN_4096BYTES", COFF::IMAGE_SCN_ALIGN_4096BYTES
}
,
433 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8192BYTES ){ "IMAGE_SCN_ALIGN_8192BYTES", COFF::IMAGE_SCN_ALIGN_8192BYTES
}
,
434 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_LNK_NRELOC_OVFL ){ "IMAGE_SCN_LNK_NRELOC_OVFL", COFF::IMAGE_SCN_LNK_NRELOC_OVFL
}
,
435 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_DISCARDABLE ){ "IMAGE_SCN_MEM_DISCARDABLE", COFF::IMAGE_SCN_MEM_DISCARDABLE
}
,
436 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_CACHED ){ "IMAGE_SCN_MEM_NOT_CACHED", COFF::IMAGE_SCN_MEM_NOT_CACHED },
437 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_PAGED ){ "IMAGE_SCN_MEM_NOT_PAGED", COFF::IMAGE_SCN_MEM_NOT_PAGED },
438 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_SHARED ){ "IMAGE_SCN_MEM_SHARED", COFF::IMAGE_SCN_MEM_SHARED },
439 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_EXECUTE ){ "IMAGE_SCN_MEM_EXECUTE", COFF::IMAGE_SCN_MEM_EXECUTE },
440 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_READ ){ "IMAGE_SCN_MEM_READ", COFF::IMAGE_SCN_MEM_READ },
441 LLVM_READOBJ_ENUM_ENT(COFF, IMAGE_SCN_MEM_WRITE ){ "IMAGE_SCN_MEM_WRITE", COFF::IMAGE_SCN_MEM_WRITE }
442};
443
444static const EnumEntry<COFF::SymbolBaseType> ImageSymType[] = {
445 { "Null" , COFF::IMAGE_SYM_TYPE_NULL },
446 { "Void" , COFF::IMAGE_SYM_TYPE_VOID },
447 { "Char" , COFF::IMAGE_SYM_TYPE_CHAR },
448 { "Short" , COFF::IMAGE_SYM_TYPE_SHORT },
449 { "Int" , COFF::IMAGE_SYM_TYPE_INT },
450 { "Long" , COFF::IMAGE_SYM_TYPE_LONG },
451 { "Float" , COFF::IMAGE_SYM_TYPE_FLOAT },
452 { "Double", COFF::IMAGE_SYM_TYPE_DOUBLE },
453 { "Struct", COFF::IMAGE_SYM_TYPE_STRUCT },
454 { "Union" , COFF::IMAGE_SYM_TYPE_UNION },
455 { "Enum" , COFF::IMAGE_SYM_TYPE_ENUM },
456 { "MOE" , COFF::IMAGE_SYM_TYPE_MOE },
457 { "Byte" , COFF::IMAGE_SYM_TYPE_BYTE },
458 { "Word" , COFF::IMAGE_SYM_TYPE_WORD },
459 { "UInt" , COFF::IMAGE_SYM_TYPE_UINT },
460 { "DWord" , COFF::IMAGE_SYM_TYPE_DWORD }
461};
462
463static const EnumEntry<COFF::SymbolComplexType> ImageSymDType[] = {
464 { "Null" , COFF::IMAGE_SYM_DTYPE_NULL },
465 { "Pointer" , COFF::IMAGE_SYM_DTYPE_POINTER },
466 { "Function", COFF::IMAGE_SYM_DTYPE_FUNCTION },
467 { "Array" , COFF::IMAGE_SYM_DTYPE_ARRAY }
468};
469
470static const EnumEntry<COFF::SymbolStorageClass> ImageSymClass[] = {
471 { "EndOfFunction" , COFF::IMAGE_SYM_CLASS_END_OF_FUNCTION },
472 { "Null" , COFF::IMAGE_SYM_CLASS_NULL },
473 { "Automatic" , COFF::IMAGE_SYM_CLASS_AUTOMATIC },
474 { "External" , COFF::IMAGE_SYM_CLASS_EXTERNAL },
475 { "Static" , COFF::IMAGE_SYM_CLASS_STATIC },
476 { "Register" , COFF::IMAGE_SYM_CLASS_REGISTER },
477 { "ExternalDef" , COFF::IMAGE_SYM_CLASS_EXTERNAL_DEF },
478 { "Label" , COFF::IMAGE_SYM_CLASS_LABEL },
479 { "UndefinedLabel" , COFF::IMAGE_SYM_CLASS_UNDEFINED_LABEL },
480 { "MemberOfStruct" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_STRUCT },
481 { "Argument" , COFF::IMAGE_SYM_CLASS_ARGUMENT },
482 { "StructTag" , COFF::IMAGE_SYM_CLASS_STRUCT_TAG },
483 { "MemberOfUnion" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_UNION },
484 { "UnionTag" , COFF::IMAGE_SYM_CLASS_UNION_TAG },
485 { "TypeDefinition" , COFF::IMAGE_SYM_CLASS_TYPE_DEFINITION },
486 { "UndefinedStatic", COFF::IMAGE_SYM_CLASS_UNDEFINED_STATIC },
487 { "EnumTag" , COFF::IMAGE_SYM_CLASS_ENUM_TAG },
488 { "MemberOfEnum" , COFF::IMAGE_SYM_CLASS_MEMBER_OF_ENUM },
489 { "RegisterParam" , COFF::IMAGE_SYM_CLASS_REGISTER_PARAM },
490 { "BitField" , COFF::IMAGE_SYM_CLASS_BIT_FIELD },
491 { "Block" , COFF::IMAGE_SYM_CLASS_BLOCK },
492 { "Function" , COFF::IMAGE_SYM_CLASS_FUNCTION },
493 { "EndOfStruct" , COFF::IMAGE_SYM_CLASS_END_OF_STRUCT },
494 { "File" , COFF::IMAGE_SYM_CLASS_FILE },
495 { "Section" , COFF::IMAGE_SYM_CLASS_SECTION },
496 { "WeakExternal" , COFF::IMAGE_SYM_CLASS_WEAK_EXTERNAL },
497 { "CLRToken" , COFF::IMAGE_SYM_CLASS_CLR_TOKEN }
498};
499
500static const EnumEntry<COFF::COMDATType> ImageCOMDATSelect[] = {
501 { "NoDuplicates", COFF::IMAGE_COMDAT_SELECT_NODUPLICATES },
502 { "Any" , COFF::IMAGE_COMDAT_SELECT_ANY },
503 { "SameSize" , COFF::IMAGE_COMDAT_SELECT_SAME_SIZE },
504 { "ExactMatch" , COFF::IMAGE_COMDAT_SELECT_EXACT_MATCH },
505 { "Associative" , COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE },
506 { "Largest" , COFF::IMAGE_COMDAT_SELECT_LARGEST },
507 { "Newest" , COFF::IMAGE_COMDAT_SELECT_NEWEST }
508};
509
510static const EnumEntry<COFF::DebugType> ImageDebugType[] = {
511 { "Unknown" , COFF::IMAGE_DEBUG_TYPE_UNKNOWN },
512 { "COFF" , COFF::IMAGE_DEBUG_TYPE_COFF },
513 { "CodeView" , COFF::IMAGE_DEBUG_TYPE_CODEVIEW },
514 { "FPO" , COFF::IMAGE_DEBUG_TYPE_FPO },
515 { "Misc" , COFF::IMAGE_DEBUG_TYPE_MISC },
516 { "Exception" , COFF::IMAGE_DEBUG_TYPE_EXCEPTION },
517 { "Fixup" , COFF::IMAGE_DEBUG_TYPE_FIXUP },
518 { "OmapToSrc" , COFF::IMAGE_DEBUG_TYPE_OMAP_TO_SRC },
519 { "OmapFromSrc", COFF::IMAGE_DEBUG_TYPE_OMAP_FROM_SRC },
520 { "Borland" , COFF::IMAGE_DEBUG_TYPE_BORLAND },
521 { "Reserved10" , COFF::IMAGE_DEBUG_TYPE_RESERVED10 },
522 { "CLSID" , COFF::IMAGE_DEBUG_TYPE_CLSID },
523 { "VCFeature" , COFF::IMAGE_DEBUG_TYPE_VC_FEATURE },
524 { "POGO" , COFF::IMAGE_DEBUG_TYPE_POGO },
525 { "ILTCG" , COFF::IMAGE_DEBUG_TYPE_ILTCG },
526 { "MPX" , COFF::IMAGE_DEBUG_TYPE_MPX },
527 { "Repro" , COFF::IMAGE_DEBUG_TYPE_REPRO },
528};
529
530static const EnumEntry<COFF::WeakExternalCharacteristics>
531WeakExternalCharacteristics[] = {
532 { "NoLibrary", COFF::IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY },
533 { "Library" , COFF::IMAGE_WEAK_EXTERN_SEARCH_LIBRARY },
534 { "Alias" , COFF::IMAGE_WEAK_EXTERN_SEARCH_ALIAS }
535};
536
537static const EnumEntry<uint32_t> SubSectionTypes[] = {
538 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, Symbols){ "Symbols", std::underlying_type<DebugSubsectionKind>::
type(DebugSubsectionKind::Symbols) }
,
539 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, Lines){ "Lines", std::underlying_type<DebugSubsectionKind>::type
(DebugSubsectionKind::Lines) }
,
540 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, StringTable){ "StringTable", std::underlying_type<DebugSubsectionKind>
::type(DebugSubsectionKind::StringTable) }
,
541 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FileChecksums){ "FileChecksums", std::underlying_type<DebugSubsectionKind
>::type(DebugSubsectionKind::FileChecksums) }
,
542 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FrameData){ "FrameData", std::underlying_type<DebugSubsectionKind>
::type(DebugSubsectionKind::FrameData) }
,
543 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, InlineeLines){ "InlineeLines", std::underlying_type<DebugSubsectionKind
>::type(DebugSubsectionKind::InlineeLines) }
,
544 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeImports){ "CrossScopeImports", std::underlying_type<DebugSubsectionKind
>::type(DebugSubsectionKind::CrossScopeImports) }
,
545 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeExports){ "CrossScopeExports", std::underlying_type<DebugSubsectionKind
>::type(DebugSubsectionKind::CrossScopeExports) }
,
546 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, ILLines){ "ILLines", std::underlying_type<DebugSubsectionKind>::
type(DebugSubsectionKind::ILLines) }
,
547 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, FuncMDTokenMap){ "FuncMDTokenMap", std::underlying_type<DebugSubsectionKind
>::type(DebugSubsectionKind::FuncMDTokenMap) }
,
548 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, TypeMDTokenMap){ "TypeMDTokenMap", std::underlying_type<DebugSubsectionKind
>::type(DebugSubsectionKind::TypeMDTokenMap) }
,
549 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, MergedAssemblyInput){ "MergedAssemblyInput", std::underlying_type<DebugSubsectionKind
>::type(DebugSubsectionKind::MergedAssemblyInput) }
,
550 LLVM_READOBJ_ENUM_CLASS_ENT(DebugSubsectionKind, CoffSymbolRVA){ "CoffSymbolRVA", std::underlying_type<DebugSubsectionKind
>::type(DebugSubsectionKind::CoffSymbolRVA) }
,
551};
552
553static const EnumEntry<uint32_t> FrameDataFlags[] = {
554 LLVM_READOBJ_ENUM_ENT(FrameData, HasSEH){ "HasSEH", FrameData::HasSEH },
555 LLVM_READOBJ_ENUM_ENT(FrameData, HasEH){ "HasEH", FrameData::HasEH },
556 LLVM_READOBJ_ENUM_ENT(FrameData, IsFunctionStart){ "IsFunctionStart", FrameData::IsFunctionStart },
557};
558
559static const EnumEntry<uint8_t> FileChecksumKindNames[] = {
560 LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, None){ "None", std::underlying_type<FileChecksumKind>::type(
FileChecksumKind::None) }
,
561 LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, MD5){ "MD5", std::underlying_type<FileChecksumKind>::type(FileChecksumKind
::MD5) }
,
562 LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, SHA1){ "SHA1", std::underlying_type<FileChecksumKind>::type(
FileChecksumKind::SHA1) }
,
563 LLVM_READOBJ_ENUM_CLASS_ENT(FileChecksumKind, SHA256){ "SHA256", std::underlying_type<FileChecksumKind>::type
(FileChecksumKind::SHA256) }
,
564};
565
566static const EnumEntry<COFF::ResourceTypeID> ResourceTypeNames[]{
567 {"kRT_CURSOR (ID 1)", COFF::RID_Cursor},
568 {"kRT_BITMAP (ID 2)", COFF::RID_Bitmap},
569 {"kRT_ICON (ID 3)", COFF::RID_Icon},
570 {"kRT_MENU (ID 4)", COFF::RID_Menu},
571 {"kRT_DIALOG (ID 5)", COFF::RID_Dialog},
572 {"kRT_STRING (ID 6)", COFF::RID_String},
573 {"kRT_FONTDIR (ID 7)", COFF::RID_FontDir},
574 {"kRT_FONT (ID 8)", COFF::RID_Font},
575 {"kRT_ACCELERATOR (ID 9)", COFF::RID_Accelerator},
576 {"kRT_RCDATA (ID 10)", COFF::RID_RCData},
577 {"kRT_MESSAGETABLE (ID 11)", COFF::RID_MessageTable},
578 {"kRT_GROUP_CURSOR (ID 12)", COFF::RID_Group_Cursor},
579 {"kRT_GROUP_ICON (ID 14)", COFF::RID_Group_Icon},
580 {"kRT_VERSION (ID 16)", COFF::RID_Version},
581 {"kRT_DLGINCLUDE (ID 17)", COFF::RID_DLGInclude},
582 {"kRT_PLUGPLAY (ID 19)", COFF::RID_PlugPlay},
583 {"kRT_VXD (ID 20)", COFF::RID_VXD},
584 {"kRT_ANICURSOR (ID 21)", COFF::RID_AniCursor},
585 {"kRT_ANIICON (ID 22)", COFF::RID_AniIcon},
586 {"kRT_HTML (ID 23)", COFF::RID_HTML},
587 {"kRT_MANIFEST (ID 24)", COFF::RID_Manifest}};
588
589template <typename T>
590static std::error_code getSymbolAuxData(const COFFObjectFile *Obj,
591 COFFSymbolRef Symbol,
592 uint8_t AuxSymbolIdx, const T *&Aux) {
593 ArrayRef<uint8_t> AuxData = Obj->getSymbolAuxData(Symbol);
594 AuxData = AuxData.slice(AuxSymbolIdx * Obj->getSymbolTableEntrySize());
595 Aux = reinterpret_cast<const T*>(AuxData.data());
596 return readobj_error::success;
597}
598
599void COFFDumper::cacheRelocations() {
600 if (RelocCached)
601 return;
602 RelocCached = true;
603
604 for (const SectionRef &S : Obj->sections()) {
605 const coff_section *Section = Obj->getCOFFSection(S);
606
607 for (const RelocationRef &Reloc : S.relocations())
608 RelocMap[Section].push_back(Reloc);
609
610 // Sort relocations by address.
611 std::sort(RelocMap[Section].begin(), RelocMap[Section].end(),
612 relocAddressLess);
613 }
614}
615
616void COFFDumper::printDataDirectory(uint32_t Index, const std::string &FieldName) {
617 const data_directory *Data;
618 if (Obj->getDataDirectory(Index, Data))
619 return;
620 W.printHex(FieldName + "RVA", Data->RelativeVirtualAddress);
621 W.printHex(FieldName + "Size", Data->Size);
622}
623
624void COFFDumper::printFileHeaders() {
625 time_t TDS = Obj->getTimeDateStamp();
626 char FormattedTime[20] = { };
627 strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
628
629 {
630 DictScope D(W, "ImageFileHeader");
631 W.printEnum ("Machine", Obj->getMachine(),
632 makeArrayRef(ImageFileMachineType));
633 W.printNumber("SectionCount", Obj->getNumberOfSections());
634 W.printHex ("TimeDateStamp", FormattedTime, Obj->getTimeDateStamp());
635 W.printHex ("PointerToSymbolTable", Obj->getPointerToSymbolTable());
636 W.printNumber("SymbolCount", Obj->getNumberOfSymbols());
637 W.printNumber("OptionalHeaderSize", Obj->getSizeOfOptionalHeader());
638 W.printFlags ("Characteristics", Obj->getCharacteristics(),
639 makeArrayRef(ImageFileCharacteristics));
640 }
641
642 // Print PE header. This header does not exist if this is an object file and
643 // not an executable.
644 const pe32_header *PEHeader = nullptr;
645 error(Obj->getPE32Header(PEHeader));
646 if (PEHeader)
647 printPEHeader<pe32_header>(PEHeader);
648
649 const pe32plus_header *PEPlusHeader = nullptr;
650 error(Obj->getPE32PlusHeader(PEPlusHeader));
651 if (PEPlusHeader)
652 printPEHeader<pe32plus_header>(PEPlusHeader);
653
654 if (const dos_header *DH = Obj->getDOSHeader())
655 printDOSHeader(DH);
656}
657
658void COFFDumper::printDOSHeader(const dos_header *DH) {
659 DictScope D(W, "DOSHeader");
660 W.printString("Magic", StringRef(DH->Magic, sizeof(DH->Magic)));
661 W.printNumber("UsedBytesInTheLastPage", DH->UsedBytesInTheLastPage);
662 W.printNumber("FileSizeInPages", DH->FileSizeInPages);
663 W.printNumber("NumberOfRelocationItems", DH->NumberOfRelocationItems);
664 W.printNumber("HeaderSizeInParagraphs", DH->HeaderSizeInParagraphs);
665 W.printNumber("MinimumExtraParagraphs", DH->MinimumExtraParagraphs);
666 W.printNumber("MaximumExtraParagraphs", DH->MaximumExtraParagraphs);
667 W.printNumber("InitialRelativeSS", DH->InitialRelativeSS);
668 W.printNumber("InitialSP", DH->InitialSP);
669 W.printNumber("Checksum", DH->Checksum);
670 W.printNumber("InitialIP", DH->InitialIP);
671 W.printNumber("InitialRelativeCS", DH->InitialRelativeCS);
672 W.printNumber("AddressOfRelocationTable", DH->AddressOfRelocationTable);
673 W.printNumber("OverlayNumber", DH->OverlayNumber);
674 W.printNumber("OEMid", DH->OEMid);
675 W.printNumber("OEMinfo", DH->OEMinfo);
676 W.printNumber("AddressOfNewExeHeader", DH->AddressOfNewExeHeader);
677}
678
679template <class PEHeader>
680void COFFDumper::printPEHeader(const PEHeader *Hdr) {
681 DictScope D(W, "ImageOptionalHeader");
682 W.printHex ("Magic", Hdr->Magic);
683 W.printNumber("MajorLinkerVersion", Hdr->MajorLinkerVersion);
684 W.printNumber("MinorLinkerVersion", Hdr->MinorLinkerVersion);
685 W.printNumber("SizeOfCode", Hdr->SizeOfCode);
686 W.printNumber("SizeOfInitializedData", Hdr->SizeOfInitializedData);
687 W.printNumber("SizeOfUninitializedData", Hdr->SizeOfUninitializedData);
688 W.printHex ("AddressOfEntryPoint", Hdr->AddressOfEntryPoint);
689 W.printHex ("BaseOfCode", Hdr->BaseOfCode);
690 printBaseOfDataField(Hdr);
691 W.printHex ("ImageBase", Hdr->ImageBase);
692 W.printNumber("SectionAlignment", Hdr->SectionAlignment);
693 W.printNumber("FileAlignment", Hdr->FileAlignment);
694 W.printNumber("MajorOperatingSystemVersion",
695 Hdr->MajorOperatingSystemVersion);
696 W.printNumber("MinorOperatingSystemVersion",
697 Hdr->MinorOperatingSystemVersion);
698 W.printNumber("MajorImageVersion", Hdr->MajorImageVersion);
699 W.printNumber("MinorImageVersion", Hdr->MinorImageVersion);
700 W.printNumber("MajorSubsystemVersion", Hdr->MajorSubsystemVersion);
701 W.printNumber("MinorSubsystemVersion", Hdr->MinorSubsystemVersion);
702 W.printNumber("SizeOfImage", Hdr->SizeOfImage);
703 W.printNumber("SizeOfHeaders", Hdr->SizeOfHeaders);
704 W.printEnum ("Subsystem", Hdr->Subsystem, makeArrayRef(PEWindowsSubsystem));
705 W.printFlags ("Characteristics", Hdr->DLLCharacteristics,
706 makeArrayRef(PEDLLCharacteristics));
707 W.printNumber("SizeOfStackReserve", Hdr->SizeOfStackReserve);
708 W.printNumber("SizeOfStackCommit", Hdr->SizeOfStackCommit);
709 W.printNumber("SizeOfHeapReserve", Hdr->SizeOfHeapReserve);
710 W.printNumber("SizeOfHeapCommit", Hdr->SizeOfHeapCommit);
711 W.printNumber("NumberOfRvaAndSize", Hdr->NumberOfRvaAndSize);
712
713 if (Hdr->NumberOfRvaAndSize > 0) {
714 DictScope D(W, "DataDirectory");
715 static const char * const directory[] = {
716 "ExportTable", "ImportTable", "ResourceTable", "ExceptionTable",
717 "CertificateTable", "BaseRelocationTable", "Debug", "Architecture",
718 "GlobalPtr", "TLSTable", "LoadConfigTable", "BoundImport", "IAT",
719 "DelayImportDescriptor", "CLRRuntimeHeader", "Reserved"
720 };
721
722 for (uint32_t i = 0; i < Hdr->NumberOfRvaAndSize; ++i)
723 printDataDirectory(i, directory[i]);
724 }
725}
726
727void COFFDumper::printCOFFDebugDirectory() {
728 ListScope LS(W, "DebugDirectory");
729 for (const debug_directory &D : Obj->debug_directories()) {
730 char FormattedTime[20] = {};
731 time_t TDS = D.TimeDateStamp;
732 strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
733 DictScope S(W, "DebugEntry");
734 W.printHex("Characteristics", D.Characteristics);
735 W.printHex("TimeDateStamp", FormattedTime, D.TimeDateStamp);
736 W.printHex("MajorVersion", D.MajorVersion);
737 W.printHex("MinorVersion", D.MinorVersion);
738 W.printEnum("Type", D.Type, makeArrayRef(ImageDebugType));
739 W.printHex("SizeOfData", D.SizeOfData);
740 W.printHex("AddressOfRawData", D.AddressOfRawData);
741 W.printHex("PointerToRawData", D.PointerToRawData);
742 if (D.Type == COFF::IMAGE_DEBUG_TYPE_CODEVIEW) {
743 const codeview::DebugInfo *DebugInfo;
744 StringRef PDBFileName;
745 error(Obj->getDebugPDBInfo(&D, DebugInfo, PDBFileName));
746 DictScope PDBScope(W, "PDBInfo");
747 W.printHex("PDBSignature", DebugInfo->Signature.CVSignature);
748 if (DebugInfo->Signature.CVSignature == OMF::Signature::PDB70) {
749 W.printBinary("PDBGUID", makeArrayRef(DebugInfo->PDB70.Signature));
750 W.printNumber("PDBAge", DebugInfo->PDB70.Age);
751 W.printString("PDBFileName", PDBFileName);
752 }
753 } else {
754 // FIXME: Type values of 12 and 13 are commonly observed but are not in
755 // the documented type enum. Figure out what they mean.
756 ArrayRef<uint8_t> RawData;
757 error(
758 Obj->getRvaAndSizeAsBytes(D.AddressOfRawData, D.SizeOfData, RawData));
759 W.printBinaryBlock("RawData", RawData);
760 }
761 }
762}
763
764void COFFDumper::printRVATable(uint64_t TableVA, uint64_t Count,
765 uint64_t EntrySize, PrintExtraCB PrintExtra) {
766 uintptr_t TableStart, TableEnd;
767 error(Obj->getVaPtr(TableVA, TableStart));
768 error(Obj->getVaPtr(TableVA + Count * EntrySize - 1, TableEnd));
769 TableEnd++;
770 for (uintptr_t I = TableStart; I < TableEnd; I += EntrySize) {
771 uint32_t RVA = *reinterpret_cast<const ulittle32_t *>(I);
772 raw_ostream &OS = W.startLine();
773 OS << "0x" << utohexstr(Obj->getImageBase() + RVA);
774 if (PrintExtra)
775 PrintExtra(OS, reinterpret_cast<const uint8_t *>(I));
776 OS << '\n';
777 }
778}
779
780void COFFDumper::printCOFFLoadConfig() {
781 LoadConfigTables Tables;
782 if (Obj->is64())
783 printCOFFLoadConfig(Obj->getLoadConfig64(), Tables);
784 else
785 printCOFFLoadConfig(Obj->getLoadConfig32(), Tables);
786
787 if (Tables.SEHTableVA) {
788 ListScope LS(W, "SEHTable");
789 printRVATable(Tables.SEHTableVA, Tables.SEHTableCount, 4);
790 }
791
792 if (Tables.GuardFidTableVA) {
793 ListScope LS(W, "GuardFidTable");
794 if (Tables.GuardFlags & uint32_t(coff_guard_flags::FidTableHasFlags)) {
795 auto PrintGuardFlags = [](raw_ostream &OS, const uint8_t *Entry) {
796 uint8_t Flags = *reinterpret_cast<const uint8_t *>(Entry + 4);
797 if (Flags)
798 OS << " flags " << utohexstr(Flags);
799 };
800 printRVATable(Tables.GuardFidTableVA, Tables.GuardFidTableCount, 5,
801 PrintGuardFlags);
802 } else {
803 printRVATable(Tables.GuardFidTableVA, Tables.GuardFidTableCount, 4);
804 }
805 }
806}
807
808template <typename T>
809void COFFDumper::printCOFFLoadConfig(const T *Conf, LoadConfigTables &Tables) {
810 if (!Conf)
811 return;
812
813 ListScope LS(W, "LoadConfig");
814 char FormattedTime[20] = {};
815 time_t TDS = Conf->TimeDateStamp;
816 strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
817 W.printHex("Size", Conf->Size);
818
819 // Print everything before SecurityCookie. The vast majority of images today
820 // have all these fields.
821 if (Conf->Size < offsetof(T, SEHandlerTable)__builtin_offsetof(T, SEHandlerTable))
822 return;
823 W.printHex("TimeDateStamp", FormattedTime, TDS);
824 W.printHex("MajorVersion", Conf->MajorVersion);
825 W.printHex("MinorVersion", Conf->MinorVersion);
826 W.printHex("GlobalFlagsClear", Conf->GlobalFlagsClear);
827 W.printHex("GlobalFlagsSet", Conf->GlobalFlagsSet);
828 W.printHex("CriticalSectionDefaultTimeout",
829 Conf->CriticalSectionDefaultTimeout);
830 W.printHex("DeCommitFreeBlockThreshold", Conf->DeCommitFreeBlockThreshold);
831 W.printHex("DeCommitTotalFreeThreshold", Conf->DeCommitTotalFreeThreshold);
832 W.printHex("LockPrefixTable", Conf->LockPrefixTable);
833 W.printHex("MaximumAllocationSize", Conf->MaximumAllocationSize);
834 W.printHex("VirtualMemoryThreshold", Conf->VirtualMemoryThreshold);
835 W.printHex("ProcessHeapFlags", Conf->ProcessHeapFlags);
836 W.printHex("ProcessAffinityMask", Conf->ProcessAffinityMask);
837 W.printHex("CSDVersion", Conf->CSDVersion);
838 W.printHex("DependentLoadFlags", Conf->DependentLoadFlags);
839 W.printHex("EditList", Conf->EditList);
840 W.printHex("SecurityCookie", Conf->SecurityCookie);
841
842 // Print the safe SEH table if present.
843 if (Conf->Size < offsetof(coff_load_configuration32, GuardCFCheckFunction)__builtin_offsetof(coff_load_configuration32, GuardCFCheckFunction
)
)
844 return;
845 W.printHex("SEHandlerTable", Conf->SEHandlerTable);
846 W.printNumber("SEHandlerCount", Conf->SEHandlerCount);
847
848 Tables.SEHTableVA = Conf->SEHandlerTable;
849 Tables.SEHTableCount = Conf->SEHandlerCount;
850
851 // Print everything before CodeIntegrity. (2015)
852 if (Conf->Size < offsetof(T, CodeIntegrity)__builtin_offsetof(T, CodeIntegrity))
853 return;
854 W.printHex("GuardCFCheckFunction", Conf->GuardCFCheckFunction);
855 W.printHex("GuardCFCheckDispatch", Conf->GuardCFCheckDispatch);
856 W.printHex("GuardCFFunctionTable", Conf->GuardCFFunctionTable);
857 W.printNumber("GuardCFFunctionCount", Conf->GuardCFFunctionCount);
858 W.printHex("GuardFlags", Conf->GuardFlags);
859
860 Tables.GuardFidTableVA = Conf->GuardCFFunctionTable;
861 Tables.GuardFidTableCount = Conf->GuardCFFunctionCount;
862 Tables.GuardFlags = Conf->GuardFlags;
863
864 // Print the rest. (2017)
865 if (Conf->Size < sizeof(T))
866 return;
867 W.printHex("GuardAddressTakenIatEntryTable",
868 Conf->GuardAddressTakenIatEntryTable);
869 W.printNumber("GuardAddressTakenIatEntryCount",
870 Conf->GuardAddressTakenIatEntryCount);
871 W.printHex("GuardLongJumpTargetTable", Conf->GuardLongJumpTargetTable);
872 W.printNumber("GuardLongJumpTargetCount", Conf->GuardLongJumpTargetCount);
873 W.printHex("DynamicValueRelocTable", Conf->DynamicValueRelocTable);
874 W.printHex("CHPEMetadataPointer", Conf->CHPEMetadataPointer);
875 W.printHex("GuardRFFailureRoutine", Conf->GuardRFFailureRoutine);
876 W.printHex("GuardRFFailureRoutineFunctionPointer",
877 Conf->GuardRFFailureRoutineFunctionPointer);
878 W.printHex("DynamicValueRelocTableOffset",
879 Conf->DynamicValueRelocTableOffset);
880 W.printNumber("DynamicValueRelocTableSection",
881 Conf->DynamicValueRelocTableSection);
882 W.printHex("GuardRFVerifyStackPointerFunctionPointer",
883 Conf->GuardRFVerifyStackPointerFunctionPointer);
884 W.printHex("HotPatchTableOffset", Conf->HotPatchTableOffset);
885}
886
887void COFFDumper::printBaseOfDataField(const pe32_header *Hdr) {
888 W.printHex("BaseOfData", Hdr->BaseOfData);
889}
890
891void COFFDumper::printBaseOfDataField(const pe32plus_header *) {}
892
893void COFFDumper::printCodeViewDebugInfo() {
894 // Print types first to build CVUDTNames, then print symbols.
895 for (const SectionRef &S : Obj->sections()) {
896 StringRef SectionName;
897 error(S.getName(SectionName));
898 if (SectionName == ".debug$T")
899 printCodeViewTypeSection(SectionName, S);
900 }
901 for (const SectionRef &S : Obj->sections()) {
902 StringRef SectionName;
903 error(S.getName(SectionName));
904 if (SectionName == ".debug$S")
905 printCodeViewSymbolSection(SectionName, S);
906 }
907}
908
909void COFFDumper::initializeFileAndStringTables(BinaryStreamReader &Reader) {
910 while (Reader.bytesRemaining() > 0 &&
911 (!CVFileChecksumTable.valid() || !CVStringTable.valid())) {
912 // The section consists of a number of subsection in the following format:
913 // |SubSectionType|SubSectionSize|Contents...|
914 uint32_t SubType, SubSectionSize;
915 error(Reader.readInteger(SubType));
916 error(Reader.readInteger(SubSectionSize));
917
918 StringRef Contents;
919 error(Reader.readFixedString(Contents, SubSectionSize));
920
921 BinaryStreamRef ST(Contents, support::little);
922 switch (DebugSubsectionKind(SubType)) {
923 case DebugSubsectionKind::FileChecksums:
924 error(CVFileChecksumTable.initialize(ST));
925 break;
926 case DebugSubsectionKind::StringTable:
927 error(CVStringTable.initialize(ST));
928 break;
929 default:
930 break;
931 }
932
933 uint32_t PaddedSize = alignTo(SubSectionSize, 4);
934 error(Reader.skip(PaddedSize - SubSectionSize));
935 }
936}
937
938void COFFDumper::printCodeViewSymbolSection(StringRef SectionName,
939 const SectionRef &Section) {
940 StringRef SectionContents;
941 error(Section.getContents(SectionContents));
942 StringRef Data = SectionContents;
943
944 SmallVector<StringRef, 10> FunctionNames;
945 StringMap<StringRef> FunctionLineTables;
946
947 ListScope D(W, "CodeViewDebugInfo");
948 // Print the section to allow correlation with printSections.
949 W.printNumber("Section", SectionName, Obj->getSectionID(Section));
950
951 uint32_t Magic;
952 error(consume(Data, Magic));
953 W.printHex("Magic", Magic);
954 if (Magic != COFF::DEBUG_SECTION_MAGIC)
955 return error(object_error::parse_failed);
956
957 BinaryStreamReader FSReader(Data, support::little);
958 initializeFileAndStringTables(FSReader);
959
960 // TODO: Convert this over to using ModuleSubstreamVisitor.
961 while (!Data.empty()) {
962 // The section consists of a number of subsection in the following format:
963 // |SubSectionType|SubSectionSize|Contents...|
964 uint32_t SubType, SubSectionSize;
965 error(consume(Data, SubType));
966 error(consume(Data, SubSectionSize));
967
968 ListScope S(W, "Subsection");
969 W.printEnum("SubSectionType", SubType, makeArrayRef(SubSectionTypes));
970 W.printHex("SubSectionSize", SubSectionSize);
971
972 // Get the contents of the subsection.
973 if (SubSectionSize > Data.size())
974 return error(object_error::parse_failed);
975 StringRef Contents = Data.substr(0, SubSectionSize);
976
977 // Add SubSectionSize to the current offset and align that offset to find
978 // the next subsection.
979 size_t SectionOffset = Data.data() - SectionContents.data();
980 size_t NextOffset = SectionOffset + SubSectionSize;
981 NextOffset = alignTo(NextOffset, 4);
982 if (NextOffset > SectionContents.size())
983 return error(object_error::parse_failed);
984 Data = SectionContents.drop_front(NextOffset);
985
986 // Optionally print the subsection bytes in case our parsing gets confused
987 // later.
988 if (opts::CodeViewSubsectionBytes)
989 printBinaryBlockWithRelocs("SubSectionContents", Section, SectionContents,
990 Contents);
991
992 switch (DebugSubsectionKind(SubType)) {
993 case DebugSubsectionKind::Symbols:
994 printCodeViewSymbolsSubsection(Contents, Section, SectionContents);
995 break;
996
997 case DebugSubsectionKind::InlineeLines:
998 printCodeViewInlineeLines(Contents);
999 break;
1000
1001 case DebugSubsectionKind::FileChecksums:
1002 printCodeViewFileChecksums(Contents);
1003 break;
1004
1005 case DebugSubsectionKind::Lines: {
1006 // Holds a PC to file:line table. Some data to parse this subsection is
1007 // stored in the other subsections, so just check sanity and store the
1008 // pointers for deferred processing.
1009
1010 if (SubSectionSize < 12) {
1011 // There should be at least three words to store two function
1012 // relocations and size of the code.
1013 error(object_error::parse_failed);
1014 return;
1015 }
1016
1017 StringRef LinkageName;
1018 error(resolveSymbolName(Obj->getCOFFSection(Section), SectionOffset,
1019 LinkageName));
1020 W.printString("LinkageName", LinkageName);
1021 if (FunctionLineTables.count(LinkageName) != 0) {
1022 // Saw debug info for this function already?
1023 error(object_error::parse_failed);
1024 return;
1025 }
1026
1027 FunctionLineTables[LinkageName] = Contents;
1028 FunctionNames.push_back(LinkageName);
1029 break;
1030 }
1031 case DebugSubsectionKind::FrameData: {
1032 // First four bytes is a relocation against the function.
1033 BinaryStreamReader SR(Contents, llvm::support::little);
1034
1035 DebugFrameDataSubsectionRef FrameData;
1036 error(FrameData.initialize(SR));
1037
1038 StringRef LinkageName;
1039 error(resolveSymbolName(Obj->getCOFFSection(Section), SectionContents,
1040 FrameData.getRelocPtr(), LinkageName));
1041 W.printString("LinkageName", LinkageName);
1042
1043 // To find the active frame description, search this array for the
1044 // smallest PC range that includes the current PC.
1045 for (const auto &FD : FrameData) {
1046 StringRef FrameFunc = error(CVStringTable.getString(FD.FrameFunc));
1047
1048 DictScope S(W, "FrameData");
1049 W.printHex("RvaStart", FD.RvaStart);
1050 W.printHex("CodeSize", FD.CodeSize);
1051 W.printHex("LocalSize", FD.LocalSize);
1052 W.printHex("ParamsSize", FD.ParamsSize);
1053 W.printHex("MaxStackSize", FD.MaxStackSize);
1054 W.printString("FrameFunc", FrameFunc);
1055 W.printHex("PrologSize", FD.PrologSize);
1056 W.printHex("SavedRegsSize", FD.SavedRegsSize);
1057 W.printFlags("Flags", FD.Flags, makeArrayRef(FrameDataFlags));
1058 }
1059 break;
1060 }
1061
1062 // Do nothing for unrecognized subsections.
1063 default:
1064 break;
1065 }
1066 W.flush();
1067 }
1068
1069 // Dump the line tables now that we've read all the subsections and know all
1070 // the required information.
1071 for (unsigned I = 0, E = FunctionNames.size(); I != E; ++I) {
1072 StringRef Name = FunctionNames[I];
1073 ListScope S(W, "FunctionLineTable");
1074 W.printString("LinkageName", Name);
1075
1076 BinaryStreamReader Reader(FunctionLineTables[Name], support::little);
1077
1078 DebugLinesSubsectionRef LineInfo;
1079 error(LineInfo.initialize(Reader));
1080
1081 W.printHex("Flags", LineInfo.header()->Flags);
1082 W.printHex("CodeSize", LineInfo.header()->CodeSize);
1083 for (const auto &Entry : LineInfo) {
1084
1085 ListScope S(W, "FilenameSegment");
1086 printFileNameForOffset("Filename", Entry.NameIndex);
1087 uint32_t ColumnIndex = 0;
1088 for (const auto &Line : Entry.LineNumbers) {
1089 if (Line.Offset >= LineInfo.header()->CodeSize) {
1090 error(object_error::parse_failed);
1091 return;
1092 }
1093
1094 std::string PC = formatv("+{0:X}", uint32_t(Line.Offset));
1095 ListScope PCScope(W, PC);
1096 codeview::LineInfo LI(Line.Flags);
1097
1098 if (LI.isAlwaysStepInto())
1099 W.printString("StepInto", StringRef("Always"));
1100 else if (LI.isNeverStepInto())
1101 W.printString("StepInto", StringRef("Never"));
1102 else
1103 W.printNumber("LineNumberStart", LI.getStartLine());
1104 W.printNumber("LineNumberEndDelta", LI.getLineDelta());
1105 W.printBoolean("IsStatement", LI.isStatement());
1106 if (LineInfo.hasColumnInfo()) {
1107 W.printNumber("ColStart", Entry.Columns[ColumnIndex].StartColumn);
1108 W.printNumber("ColEnd", Entry.Columns[ColumnIndex].EndColumn);
1109 ++ColumnIndex;
1110 }
1111 }
1112 }
1113 }
1114}
1115
1116void COFFDumper::printCodeViewSymbolsSubsection(StringRef Subsection,
1117 const SectionRef &Section,
1118 StringRef SectionContents) {
1119 ArrayRef<uint8_t> BinaryData(Subsection.bytes_begin(),
1120 Subsection.bytes_end());
1121 auto CODD = llvm::make_unique<COFFObjectDumpDelegate>(*this, Section, Obj,
1122 SectionContents);
1123 CVSymbolDumper CVSD(W, Types, CodeViewContainer::ObjectFile, std::move(CODD),
1124 opts::CodeViewSubsectionBytes);
1125 CVSymbolArray Symbols;
1126 BinaryStreamReader Reader(BinaryData, llvm::support::little);
1127 if (auto EC = Reader.readArray(Symbols, Reader.getLength())) {
1128 consumeError(std::move(EC));
1129 W.flush();
1130 error(object_error::parse_failed);
1131 }
1132
1133 if (auto EC = CVSD.dump(Symbols)) {
1134 W.flush();
1135 error(std::move(EC));
1136 }
1137 W.flush();
1138}
1139
1140void COFFDumper::printCodeViewFileChecksums(StringRef Subsection) {
1141 BinaryStreamRef Stream(Subsection, llvm::support::little);
1142 DebugChecksumsSubsectionRef Checksums;
1143 error(Checksums.initialize(Stream));
1144
1145 for (auto &FC : Checksums) {
1146 DictScope S(W, "FileChecksum");
1147
1148 StringRef Filename = error(CVStringTable.getString(FC.FileNameOffset));
1149 W.printHex("Filename", Filename, FC.FileNameOffset);
1150 W.printHex("ChecksumSize", FC.Checksum.size());
1151 W.printEnum("ChecksumKind", uint8_t(FC.Kind),
1152 makeArrayRef(FileChecksumKindNames));
1153
1154 W.printBinary("ChecksumBytes", FC.Checksum);
1155 }
1156}
1157
1158void COFFDumper::printCodeViewInlineeLines(StringRef Subsection) {
1159 BinaryStreamReader SR(Subsection, llvm::support::little);
1160 DebugInlineeLinesSubsectionRef Lines;
1161 error(Lines.initialize(SR));
1162
1163 for (auto &Line : Lines) {
1164 DictScope S(W, "InlineeSourceLine");
1165 printTypeIndex("Inlinee", Line.Header->Inlinee);
1166 printFileNameForOffset("FileID", Line.Header->FileID);
1167 W.printNumber("SourceLineNum", Line.Header->SourceLineNum);
1168
1169 if (Lines.hasExtraFiles()) {
1170 W.printNumber("ExtraFileCount", Line.ExtraFiles.size());
1171 ListScope ExtraFiles(W, "ExtraFiles");
1172 for (const auto &FID : Line.ExtraFiles) {
1173 printFileNameForOffset("FileID", FID);
1174 }
1175 }
1176 }
1177}
1178
1179StringRef COFFDumper::getFileNameForFileOffset(uint32_t FileOffset) {
1180 // The file checksum subsection should precede all references to it.
1181 if (!CVFileChecksumTable.valid() || !CVStringTable.valid())
1182 error(object_error::parse_failed);
1183
1184 auto Iter = CVFileChecksumTable.getArray().at(FileOffset);
1185
1186 // Check if the file checksum table offset is valid.
1187 if (Iter == CVFileChecksumTable.end())
1188 error(object_error::parse_failed);
1189
1190 return error(CVStringTable.getString(Iter->FileNameOffset));
1191}
1192
1193void COFFDumper::printFileNameForOffset(StringRef Label, uint32_t FileOffset) {
1194 W.printHex(Label, getFileNameForFileOffset(FileOffset), FileOffset);
1195}
1196
1197void COFFDumper::mergeCodeViewTypes(TypeTableBuilder &CVIDs,
1198 TypeTableBuilder &CVTypes) {
1199 for (const SectionRef &S : Obj->sections()) {
1200 StringRef SectionName;
1201 error(S.getName(SectionName));
1202 if (SectionName == ".debug$T") {
1203 StringRef Data;
1204 error(S.getContents(Data));
1205 uint32_t Magic;
1206 error(consume(Data, Magic));
1207 if (Magic != 4)
1208 error(object_error::parse_failed);
1209
1210 CVTypeArray Types;
1211 BinaryStreamReader Reader(Data, llvm::support::little);
1212 if (auto EC = Reader.readArray(Types, Reader.getLength())) {
1213 consumeError(std::move(EC));
1214 W.flush();
1215 error(object_error::parse_failed);
1216 }
1217 SmallVector<TypeIndex, 128> SourceToDest;
1218 if (auto EC = mergeTypeAndIdRecords(CVIDs, CVTypes, SourceToDest, Types))
1219 return error(std::move(EC));
1220 }
1221 }
1222}
1223
1224void COFFDumper::printCodeViewTypeSection(StringRef SectionName,
1225 const SectionRef &Section) {
1226 ListScope D(W, "CodeViewTypes");
1227 W.printNumber("Section", SectionName, Obj->getSectionID(Section));
1228
1229 StringRef Data;
1230 error(Section.getContents(Data));
1231 if (opts::CodeViewSubsectionBytes)
1232 W.printBinaryBlock("Data", Data);
1233
1234 uint32_t Magic;
1235 error(consume(Data, Magic));
1236 W.printHex("Magic", Magic);
1237 if (Magic != COFF::DEBUG_SECTION_MAGIC)
1238 return error(object_error::parse_failed);
1239
1240 Types.reset(Data, 100);
1241
1242 TypeDumpVisitor TDV(Types, &W, opts::CodeViewSubsectionBytes);
1243 error(codeview::visitTypeStream(Types, TDV));
1244 W.flush();
1245}
1246
1247void COFFDumper::printSections() {
1248 ListScope SectionsD(W, "Sections");
1249 int SectionNumber = 0;
1250 for (const SectionRef &Sec : Obj->sections()) {
1251 ++SectionNumber;
1252 const coff_section *Section = Obj->getCOFFSection(Sec);
1253
1254 StringRef Name;
1255 error(Sec.getName(Name));
1256
1257 DictScope D(W, "Section");
1258 W.printNumber("Number", SectionNumber);
1259 W.printBinary("Name", Name, Section->Name);
1260 W.printHex ("VirtualSize", Section->VirtualSize);
1261 W.printHex ("VirtualAddress", Section->VirtualAddress);
1262 W.printNumber("RawDataSize", Section->SizeOfRawData);
1263 W.printHex ("PointerToRawData", Section->PointerToRawData);
1264 W.printHex ("PointerToRelocations", Section->PointerToRelocations);
1265 W.printHex ("PointerToLineNumbers", Section->PointerToLinenumbers);
1266 W.printNumber("RelocationCount", Section->NumberOfRelocations);
1267 W.printNumber("LineNumberCount", Section->NumberOfLinenumbers);
1268 W.printFlags ("Characteristics", Section->Characteristics,
1269 makeArrayRef(ImageSectionCharacteristics),
1270 COFF::SectionCharacteristics(0x00F00000));
1271
1272 if (opts::SectionRelocations) {
1273 ListScope D(W, "Relocations");
1274 for (const RelocationRef &Reloc : Sec.relocations())
1275 printRelocation(Sec, Reloc);
1276 }
1277
1278 if (opts::SectionSymbols) {
1279 ListScope D(W, "Symbols");
1280 for (const SymbolRef &Symbol : Obj->symbols()) {
1281 if (!Sec.containsSymbol(Symbol))
1282 continue;
1283
1284 printSymbol(Symbol);
1285 }
1286 }
1287
1288 if (opts::SectionData &&
1289 !(Section->Characteristics & COFF::IMAGE_SCN_CNT_UNINITIALIZED_DATA)) {
1290 StringRef Data;
1291 error(Sec.getContents(Data));
1292
1293 W.printBinaryBlock("SectionData", Data);
1294 }
1295 }
1296}
1297
1298void COFFDumper::printRelocations() {
1299 ListScope D(W, "Relocations");
1300
1301 int SectionNumber = 0;
1302 for (const SectionRef &Section : Obj->sections()) {
1303 ++SectionNumber;
1304 StringRef Name;
1305 error(Section.getName(Name));
1306
1307 bool PrintedGroup = false;
1308 for (const RelocationRef &Reloc : Section.relocations()) {
1309 if (!PrintedGroup) {
1310 W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
1311 W.indent();
1312 PrintedGroup = true;
1313 }
1314
1315 printRelocation(Section, Reloc);
1316 }
1317
1318 if (PrintedGroup) {
1319 W.unindent();
1320 W.startLine() << "}\n";
1321 }
1322 }
1323}
1324
1325void COFFDumper::printRelocation(const SectionRef &Section,
1326 const RelocationRef &Reloc, uint64_t Bias) {
1327 uint64_t Offset = Reloc.getOffset() - Bias;
1328 uint64_t RelocType = Reloc.getType();
1329 SmallString<32> RelocName;
1330 StringRef SymbolName;
1331 Reloc.getTypeName(RelocName);
1332 symbol_iterator Symbol = Reloc.getSymbol();
1333 if (Symbol != Obj->symbol_end()) {
1334 Expected<StringRef> SymbolNameOrErr = Symbol->getName();
1335 error(errorToErrorCode(SymbolNameOrErr.takeError()));
1336 SymbolName = *SymbolNameOrErr;
1337 }
1338
1339 if (opts::ExpandRelocs) {
1340 DictScope Group(W, "Relocation");
1341 W.printHex("Offset", Offset);
1342 W.printNumber("Type", RelocName, RelocType);
1343 W.printString("Symbol", SymbolName.empty() ? "-" : SymbolName);
1344 } else {
1345 raw_ostream& OS = W.startLine();
1346 OS << W.hex(Offset)
1347 << " " << RelocName
1348 << " " << (SymbolName.empty() ? "-" : SymbolName)
1349 << "\n";
1350 }
1351}
1352
1353void COFFDumper::printSymbols() {
1354 ListScope Group(W, "Symbols");
1355
1356 for (const SymbolRef &Symbol : Obj->symbols())
1357 printSymbol(Symbol);
1358}
1359
1360void COFFDumper::printDynamicSymbols() { ListScope Group(W, "DynamicSymbols"); }
1361
1362static ErrorOr<StringRef>
1363getSectionName(const llvm::object::COFFObjectFile *Obj, int32_t SectionNumber,
1364 const coff_section *Section) {
1365 if (Section) {
1366 StringRef SectionName;
1367 if (std::error_code EC = Obj->getSectionName(Section, SectionName))
1368 return EC;
1369 return SectionName;
1370 }
1371 if (SectionNumber == llvm::COFF::IMAGE_SYM_DEBUG)
1372 return StringRef("IMAGE_SYM_DEBUG");
1373 if (SectionNumber == llvm::COFF::IMAGE_SYM_ABSOLUTE)
1374 return StringRef("IMAGE_SYM_ABSOLUTE");
1375 if (SectionNumber == llvm::COFF::IMAGE_SYM_UNDEFINED)
1376 return StringRef("IMAGE_SYM_UNDEFINED");
1377 return StringRef("");
1378}
1379
1380void COFFDumper::printSymbol(const SymbolRef &Sym) {
1381 DictScope D(W, "Symbol");
1382
1383 COFFSymbolRef Symbol = Obj->getCOFFSymbol(Sym);
1384 const coff_section *Section;
1385 if (std::error_code EC = Obj->getSection(Symbol.getSectionNumber(), Section)) {
1386 W.startLine() << "Invalid section number: " << EC.message() << "\n";
1387 W.flush();
1388 return;
1389 }
1390
1391 StringRef SymbolName;
1392 if (Obj->getSymbolName(Symbol, SymbolName))
1393 SymbolName = "";
1394
1395 StringRef SectionName = "";
1396 ErrorOr<StringRef> Res =
1397 getSectionName(Obj, Symbol.getSectionNumber(), Section);
1398 if (Res)
1399 SectionName = *Res;
1400
1401 W.printString("Name", SymbolName);
1402 W.printNumber("Value", Symbol.getValue());
1403 W.printNumber("Section", SectionName, Symbol.getSectionNumber());
1404 W.printEnum ("BaseType", Symbol.getBaseType(), makeArrayRef(ImageSymType));
1405 W.printEnum ("ComplexType", Symbol.getComplexType(),
1406 makeArrayRef(ImageSymDType));
1407 W.printEnum ("StorageClass", Symbol.getStorageClass(),
1408 makeArrayRef(ImageSymClass));
1409 W.printNumber("AuxSymbolCount", Symbol.getNumberOfAuxSymbols());
1410
1411 for (uint8_t I = 0; I < Symbol.getNumberOfAuxSymbols(); ++I) {
1412 if (Symbol.isFunctionDefinition()) {
1413 const coff_aux_function_definition *Aux;
1414 error(getSymbolAuxData(Obj, Symbol, I, Aux));
1415
1416 DictScope AS(W, "AuxFunctionDef");
1417 W.printNumber("TagIndex", Aux->TagIndex);
1418 W.printNumber("TotalSize", Aux->TotalSize);
1419 W.printHex("PointerToLineNumber", Aux->PointerToLinenumber);
1420 W.printHex("PointerToNextFunction", Aux->PointerToNextFunction);
1421
1422 } else if (Symbol.isAnyUndefined()) {
1423 const coff_aux_weak_external *Aux;
1424 error(getSymbolAuxData(Obj, Symbol, I, Aux));
1425
1426 Expected<COFFSymbolRef> Linked = Obj->getSymbol(Aux->TagIndex);
1427 StringRef LinkedName;
1428 std::error_code EC = errorToErrorCode(Linked.takeError());
1429 if (EC || (EC = Obj->getSymbolName(*Linked, LinkedName))) {
1430 LinkedName = "";
1431 error(EC);
1432 }
1433
1434 DictScope AS(W, "AuxWeakExternal");
1435 W.printNumber("Linked", LinkedName, Aux->TagIndex);
1436 W.printEnum ("Search", Aux->Characteristics,
1437 makeArrayRef(WeakExternalCharacteristics));
1438
1439 } else if (Symbol.isFileRecord()) {
1440 const char *FileName;
1441 error(getSymbolAuxData(Obj, Symbol, I, FileName));
1442
1443 DictScope AS(W, "AuxFileRecord");
1444
1445 StringRef Name(FileName, Symbol.getNumberOfAuxSymbols() *
1446 Obj->getSymbolTableEntrySize());
1447 W.printString("FileName", Name.rtrim(StringRef("\0", 1)));
1448 break;
1449 } else if (Symbol.isSectionDefinition()) {
1450 const coff_aux_section_definition *Aux;
1451 error(getSymbolAuxData(Obj, Symbol, I, Aux));
1452
1453 int32_t AuxNumber = Aux->getNumber(Symbol.isBigObj());
1454
1455 DictScope AS(W, "AuxSectionDef");
1456 W.printNumber("Length", Aux->Length);
1457 W.printNumber("RelocationCount", Aux->NumberOfRelocations);
1458 W.printNumber("LineNumberCount", Aux->NumberOfLinenumbers);
1459 W.printHex("Checksum", Aux->CheckSum);
1460 W.printNumber("Number", AuxNumber);
1461 W.printEnum("Selection", Aux->Selection, makeArrayRef(ImageCOMDATSelect));
1462
1463 if (Section && Section->Characteristics & COFF::IMAGE_SCN_LNK_COMDAT
1464 && Aux->Selection == COFF::IMAGE_COMDAT_SELECT_ASSOCIATIVE) {
1465 const coff_section *Assoc;
1466 StringRef AssocName = "";
1467 std::error_code EC = Obj->getSection(AuxNumber, Assoc);
1468 ErrorOr<StringRef> Res = getSectionName(Obj, AuxNumber, Assoc);
1469 if (Res)
1470 AssocName = *Res;
1471 if (!EC)
1472 EC = Res.getError();
1473 if (EC) {
1474 AssocName = "";
1475 error(EC);
1476 }
1477
1478 W.printNumber("AssocSection", AssocName, AuxNumber);
1479 }
1480 } else if (Symbol.isCLRToken()) {
1481 const coff_aux_clr_token *Aux;
1482 error(getSymbolAuxData(Obj, Symbol, I, Aux));
1483
1484 Expected<COFFSymbolRef> ReferredSym =
1485 Obj->getSymbol(Aux->SymbolTableIndex);
1486 StringRef ReferredName;
1487 std::error_code EC = errorToErrorCode(ReferredSym.takeError());
1488 if (EC || (EC = Obj->getSymbolName(*ReferredSym, ReferredName))) {
1489 ReferredName = "";
1490 error(EC);
1491 }
1492
1493 DictScope AS(W, "AuxCLRToken");
1494 W.printNumber("AuxType", Aux->AuxType);
1495 W.printNumber("Reserved", Aux->Reserved);
1496 W.printNumber("SymbolTableIndex", ReferredName, Aux->SymbolTableIndex);
1497
1498 } else {
1499 W.startLine() << "<unhandled auxiliary record>\n";
1500 }
1501 }
1502}
1503
1504void COFFDumper::printUnwindInfo() {
1505 ListScope D(W, "UnwindInformation");
1506 switch (Obj->getMachine()) {
1507 case COFF::IMAGE_FILE_MACHINE_AMD64: {
1508 Win64EH::Dumper Dumper(W);
1509 Win64EH::Dumper::SymbolResolver
1510 Resolver = [](const object::coff_section *Section, uint64_t Offset,
1511 SymbolRef &Symbol, void *user_data) -> std::error_code {
1512 COFFDumper *Dumper = reinterpret_cast<COFFDumper *>(user_data);
1513 return Dumper->resolveSymbol(Section, Offset, Symbol);
1514 };
1515 Win64EH::Dumper::Context Ctx(*Obj, Resolver, this);
1516 Dumper.printData(Ctx);
1517 break;
1518 }
1519 case COFF::IMAGE_FILE_MACHINE_ARMNT: {
1520 ARM::WinEH::Decoder Decoder(W);
1521 Decoder.dumpProcedureData(*Obj);
1522 break;
1523 }
1524 default:
1525 W.printEnum("unsupported Image Machine", Obj->getMachine(),
1526 makeArrayRef(ImageFileMachineType));
1527 break;
1528 }
1529}
1530
1531void COFFDumper::printImportedSymbols(
1532 iterator_range<imported_symbol_iterator> Range) {
1533 for (const ImportedSymbolRef &I : Range) {
1534 StringRef Sym;
1535 error(I.getSymbolName(Sym));
1536 uint16_t Ordinal;
1537 error(I.getOrdinal(Ordinal));
1538 W.printNumber("Symbol", Sym, Ordinal);
1539 }
1540}
1541
1542void COFFDumper::printDelayImportedSymbols(
1543 const DelayImportDirectoryEntryRef &I,
1544 iterator_range<imported_symbol_iterator> Range) {
1545 int Index = 0;
1546 for (const ImportedSymbolRef &S : Range) {
1547 DictScope Import(W, "Import");
1548 StringRef Sym;
1549 error(S.getSymbolName(Sym));
1550 uint16_t Ordinal;
1551 error(S.getOrdinal(Ordinal));
1552 W.printNumber("Symbol", Sym, Ordinal);
1553 uint64_t Addr;
1554 error(I.getImportAddress(Index++, Addr));
1555 W.printHex("Address", Addr);
1556 }
1557}
1558
1559void COFFDumper::printCOFFImports() {
1560 // Regular imports
1561 for (const ImportDirectoryEntryRef &I : Obj->import_directories()) {
1562 DictScope Import(W, "Import");
1563 StringRef Name;
1564 error(I.getName(Name));
1565 W.printString("Name", Name);
1566 uint32_t ILTAddr;
1567 error(I.getImportLookupTableRVA(ILTAddr));
1568 W.printHex("ImportLookupTableRVA", ILTAddr);
1569 uint32_t IATAddr;
1570 error(I.getImportAddressTableRVA(IATAddr));
1571 W.printHex("ImportAddressTableRVA", IATAddr);
1572 // The import lookup table can be missing with certain older linkers, so
1573 // fall back to the import address table in that case.
1574 if (ILTAddr)
1575 printImportedSymbols(I.lookup_table_symbols());
1576 else
1577 printImportedSymbols(I.imported_symbols());
1578 }
1579
1580 // Delay imports
1581 for (const DelayImportDirectoryEntryRef &I : Obj->delay_import_directories()) {
1582 DictScope Import(W, "DelayImport");
1583 StringRef Name;
1584 error(I.getName(Name));
1585 W.printString("Name", Name);
1586 const delay_import_directory_table_entry *Table;
1587 error(I.getDelayImportTable(Table));
1588 W.printHex("Attributes", Table->Attributes);
1589 W.printHex("ModuleHandle", Table->ModuleHandle);
1590 W.printHex("ImportAddressTable", Table->DelayImportAddressTable);
1591 W.printHex("ImportNameTable", Table->DelayImportNameTable);
1592 W.printHex("BoundDelayImportTable", Table->BoundDelayImportTable);
1593 W.printHex("UnloadDelayImportTable", Table->UnloadDelayImportTable);
1594 printDelayImportedSymbols(I, I.imported_symbols());
1595 }
1596}
1597
1598void COFFDumper::printCOFFExports() {
1599 for (const ExportDirectoryEntryRef &E : Obj->export_directories()) {
1600 DictScope Export(W, "Export");
1601
1602 StringRef Name;
1603 uint32_t Ordinal, RVA;
1604
1605 error(E.getSymbolName(Name));
1606 error(E.getOrdinal(Ordinal));
1607 error(E.getExportRVA(RVA));
1608
1609 W.printNumber("Ordinal", Ordinal);
1610 W.printString("Name", Name);
1611 W.printHex("RVA", RVA);
1612 }
1613}
1614
1615void COFFDumper::printCOFFDirectives() {
1616 for (const SectionRef &Section : Obj->sections()) {
1617 StringRef Contents;
1618 StringRef Name;
1619
1620 error(Section.getName(Name));
1621 if (Name != ".drectve")
1622 continue;
1623
1624 error(Section.getContents(Contents));
1625
1626 W.printString("Directive(s)", Contents);
1627 }
1628}
1629
1630static std::string getBaseRelocTypeName(uint8_t Type) {
1631 switch (Type) {
1632 case COFF::IMAGE_REL_BASED_ABSOLUTE: return "ABSOLUTE";
1633 case COFF::IMAGE_REL_BASED_HIGH: return "HIGH";
1634 case COFF::IMAGE_REL_BASED_LOW: return "LOW";
1635 case COFF::IMAGE_REL_BASED_HIGHLOW: return "HIGHLOW";
1636 case COFF::IMAGE_REL_BASED_HIGHADJ: return "HIGHADJ";
1637 case COFF::IMAGE_REL_BASED_ARM_MOV32T: return "ARM_MOV32(T)";
1638 case COFF::IMAGE_REL_BASED_DIR64: return "DIR64";
1639 default: return "unknown (" + llvm::utostr(Type) + ")";
1640 }
1641}
1642
1643void COFFDumper::printCOFFBaseReloc() {
1644 ListScope D(W, "BaseReloc");
1645 for (const BaseRelocRef &I : Obj->base_relocs()) {
1646 uint8_t Type;
1647 uint32_t RVA;
1648 error(I.getRVA(RVA));
1649 error(I.getType(Type));
1650 DictScope Import(W, "Entry");
1651 W.printString("Type", getBaseRelocTypeName(Type));
1652 W.printHex("Address", RVA);
1653 }
1654}
1655
1656void COFFDumper::printCOFFResources() {
1657 ListScope ResourcesD(W, "Resources");
1658 for (const SectionRef &S : Obj->sections()) {
1659 StringRef Name;
1660 error(S.getName(Name));
1661 if (!Name.startswith(".rsrc"))
1662 continue;
1663
1664 StringRef Ref;
1665 error(S.getContents(Ref));
1666
1667 if ((Name == ".rsrc") || (Name == ".rsrc$01")) {
1668 ResourceSectionRef RSF(Ref);
1669 auto &BaseTable = unwrapOrError(RSF.getBaseTable());
1670 W.printNumber("Total Number of Resources",
1671 countTotalTableEntries(RSF, BaseTable, "Type"));
1672 W.printHex("Base Table Address",
1673 Obj->getCOFFSection(S)->PointerToRawData);
1674 W.startLine() << "\n";
1675 printResourceDirectoryTable(RSF, BaseTable, "Type");
1676 }
1677 if (opts::SectionData)
1678 W.printBinaryBlock(Name.str() + " Data", Ref);
1679 }
1680}
1681
1682uint32_t
1683COFFDumper::countTotalTableEntries(ResourceSectionRef RSF,
1684 const coff_resource_dir_table &Table,
1685 StringRef Level) {
1686 uint32_t TotalEntries = 0;
1687 for (int i = 0; i < Table.NumberOfNameEntries + Table.NumberOfIDEntries;
1688 i++) {
1689 auto Entry = unwrapOrError(getResourceDirectoryTableEntry(Table, i));
1690 if (Entry.Offset.isSubDir()) {
1691 StringRef NextLevel;
1692 if (Level == "Name")
1693 NextLevel = "Language";
1694 else
1695 NextLevel = "Name";
1696 auto &NextTable = unwrapOrError(RSF.getEntrySubDir(Entry));
1697 TotalEntries += countTotalTableEntries(RSF, NextTable, NextLevel);
1698 } else {
1699 TotalEntries += 1;
1700 }
1701 }
1702 return TotalEntries;
1703}
1704
1705void COFFDumper::printResourceDirectoryTable(
1706 ResourceSectionRef RSF, const coff_resource_dir_table &Table,
1707 StringRef Level) {
1708
1709 W.printNumber("Number of String Entries", Table.NumberOfNameEntries);
1710 W.printNumber("Number of ID Entries", Table.NumberOfIDEntries);
1711
1712 // Iterate through level in resource directory tree.
1713 for (int i = 0; i < Table.NumberOfNameEntries + Table.NumberOfIDEntries;
1714 i++) {
1715 auto Entry = unwrapOrError(getResourceDirectoryTableEntry(Table, i));
1716 StringRef Name;
1717 SmallString<20> IDStr;
1718 raw_svector_ostream OS(IDStr);
1719 if (i < Table.NumberOfNameEntries) {
1720 ArrayRef<UTF16> RawEntryNameString = unwrapOrError(RSF.getEntryNameString(Entry));
1721 std::vector<UTF16> EndianCorrectedNameString;
1722 if (llvm::sys::IsBigEndianHost) {
1723 EndianCorrectedNameString.resize(RawEntryNameString.size() + 1);
1724 std::copy(RawEntryNameString.begin(), RawEntryNameString.end(),
1725 EndianCorrectedNameString.begin() + 1);
1726 EndianCorrectedNameString[0] = UNI_UTF16_BYTE_ORDER_MARK_SWAPPED0xFFFE;
1727 RawEntryNameString = makeArrayRef(EndianCorrectedNameString);
1728 }
1729 std::string EntryNameString;
1730 if (!llvm::convertUTF16ToUTF8String(RawEntryNameString, EntryNameString))
1731 error(object_error::parse_failed);
1732 OS << ": ";
1733 OS << EntryNameString;
1734 } else {
1735 if (Level == "Type") {
1736 ScopedPrinter Printer(OS);
1737 Printer.printEnum("", Entry.Identifier.ID,
1738 makeArrayRef(ResourceTypeNames));
1739 IDStr = IDStr.slice(0, IDStr.find_first_of(")", 0) + 1);
1740 } else {
1741 OS << ": (ID " << Entry.Identifier.ID << ")";
1742 }
1743 }
1744 Name = StringRef(IDStr);
1745 ListScope ResourceType(W, Level.str() + Name.str());
1746 if (Entry.Offset.isSubDir()) {
1747 W.printHex("Table Offset", Entry.Offset.value());
1748 StringRef NextLevel;
1749 if (Level == "Name")
1750 NextLevel = "Language";
1751 else
1752 NextLevel = "Name";
1753 auto &NextTable = unwrapOrError(RSF.getEntrySubDir(Entry));
1754 printResourceDirectoryTable(RSF, NextTable, NextLevel);
1755 } else {
1756 W.printHex("Entry Offset", Entry.Offset.value());
1757 char FormattedTime[20] = {};
1758 time_t TDS = time_t(Table.TimeDateStamp);
1759 strftime(FormattedTime, 20, "%Y-%m-%d %H:%M:%S", gmtime(&TDS));
1760 W.printHex("Time/Date Stamp", FormattedTime, Table.TimeDateStamp);
1761 W.printNumber("Major Version", Table.MajorVersion);
1762 W.printNumber("Minor Version", Table.MinorVersion);
1763 W.printNumber("Characteristics", Table.Characteristics);
1764 }
1765 }
1766}
1767
1768ErrorOr<const coff_resource_dir_entry &>
1769COFFDumper::getResourceDirectoryTableEntry(const coff_resource_dir_table &Table,
1770 uint32_t Index) {
1771 if (Index >= (uint32_t)(Table.NumberOfNameEntries + Table.NumberOfIDEntries))
1772 return object_error::parse_failed;
1773 auto TablePtr = reinterpret_cast<const coff_resource_dir_entry *>(&Table + 1);
1774 return TablePtr[Index];
1775}
1776
1777void COFFDumper::printStackMap() const {
1778 object::SectionRef StackMapSection;
1
Calling defaulted default constructor for 'SectionRef'
3
Returning from default constructor for 'SectionRef'
1779 for (auto Sec : Obj->sections()) {
1780 StringRef Name;
1781 Sec.getName(Name);
1782 if (Name == ".llvm_stackmaps") {
1783 StackMapSection = Sec;
1784 break;
1785 }
1786 }
1787
1788 if (StackMapSection == object::SectionRef())
4
Taking false branch
1789 return;
1790
1791 StringRef StackMapContents;
1792 StackMapSection.getContents(StackMapContents);
5
Calling 'SectionRef::getContents'
1793 ArrayRef<uint8_t> StackMapContentsArray(
1794 reinterpret_cast<const uint8_t*>(StackMapContents.data()),
1795 StackMapContents.size());
1796
1797 if (Obj->isLittleEndian())
1798 prettyPrintStackMap(
1799 llvm::outs(),
1800 StackMapV2Parser<support::little>(StackMapContentsArray));
1801 else
1802 prettyPrintStackMap(llvm::outs(),
1803 StackMapV2Parser<support::big>(StackMapContentsArray));
1804}
1805
1806void llvm::dumpCodeViewMergedTypes(ScopedPrinter &Writer,
1807 llvm::codeview::TypeTableBuilder &IDTable,
1808 llvm::codeview::TypeTableBuilder &CVTypes) {
1809 // Flatten it first, then run our dumper on it.
1810 SmallString<0> TypeBuf;
1811 CVTypes.ForEachRecord([&](TypeIndex TI, ArrayRef<uint8_t> Record) {
1812 TypeBuf.append(Record.begin(), Record.end());
1813 });
1814
1815 TypeTableCollection TpiTypes(CVTypes.records());
1816 {
1817 ListScope S(Writer, "MergedTypeStream");
1818 TypeDumpVisitor TDV(TpiTypes, &Writer, opts::CodeViewSubsectionBytes);
1819 error(codeview::visitTypeStream(TpiTypes, TDV));
1820 Writer.flush();
1821 }
1822
1823 // Flatten the id stream and print it next. The ID stream refers to names from
1824 // the type stream.
1825 TypeTableCollection IpiTypes(IDTable.records());
1826 {
1827 ListScope S(Writer, "MergedIDStream");
1828 TypeDumpVisitor TDV(TpiTypes, &Writer, opts::CodeViewSubsectionBytes);
1829 TDV.setIpiTypes(IpiTypes);
1830 error(codeview::visitTypeStream(IpiTypes, TDV));
1831 Writer.flush();
1832 }
1833}

/build/llvm-toolchain-snapshot-6.0~svn318211/include/llvm/Object/ObjectFile.h

1//===- ObjectFile.h - File format independent object file -------*- C++ -*-===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file declares a file format independent ObjectFile class.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef LLVM_OBJECT_OBJECTFILE_H
15#define LLVM_OBJECT_OBJECTFILE_H
16
17#include "llvm/ADT/StringRef.h"
18#include "llvm/ADT/iterator_range.h"
19#include "llvm/BinaryFormat/Magic.h"
20#include "llvm/MC/SubtargetFeature.h"
21#include "llvm/Object/Binary.h"
22#include "llvm/Object/Error.h"
23#include "llvm/Object/SymbolicFile.h"
24#include "llvm/Support/Casting.h"
25#include "llvm/Support/Error.h"
26#include "llvm/Support/FileSystem.h"
27#include "llvm/Support/MemoryBuffer.h"
28#include <cassert>
29#include <cstdint>
30#include <memory>
31#include <system_error>
32
33namespace llvm {
34
35class ARMAttributeParser;
36
37namespace object {
38
39class COFFObjectFile;
40class MachOObjectFile;
41class ObjectFile;
42class SectionRef;
43class SymbolRef;
44class symbol_iterator;
45class WasmObjectFile;
46
47using section_iterator = content_iterator<SectionRef>;
48
49/// This is a value type class that represents a single relocation in the list
50/// of relocations in the object file.
51class RelocationRef {
52 DataRefImpl RelocationPimpl;
53 const ObjectFile *OwningObject = nullptr;
54
55public:
56 RelocationRef() = default;
57 RelocationRef(DataRefImpl RelocationP, const ObjectFile *Owner);
58
59 bool operator==(const RelocationRef &Other) const;
60
61 void moveNext();
62
63 uint64_t getOffset() const;
64 symbol_iterator getSymbol() const;
65 uint64_t getType() const;
66
67 /// @brief Get a string that represents the type of this relocation.
68 ///
69 /// This is for display purposes only.
70 void getTypeName(SmallVectorImpl<char> &Result) const;
71
72 DataRefImpl getRawDataRefImpl() const;
73 const ObjectFile *getObject() const;
74};
75
76using relocation_iterator = content_iterator<RelocationRef>;
77
78/// This is a value type class that represents a single section in the list of
79/// sections in the object file.
80class SectionRef {
81 friend class SymbolRef;
82
83 DataRefImpl SectionPimpl;
84 const ObjectFile *OwningObject = nullptr;
2
Null pointer value stored to 'StackMapSection.OwningObject'
85
86public:
87 SectionRef() = default;
88 SectionRef(DataRefImpl SectionP, const ObjectFile *Owner);
89
90 bool operator==(const SectionRef &Other) const;
91 bool operator!=(const SectionRef &Other) const;
92 bool operator<(const SectionRef &Other) const;
93
94 void moveNext();
95
96 std::error_code getName(StringRef &Result) const;
97 uint64_t getAddress() const;
98 uint64_t getIndex() const;
99 uint64_t getSize() const;
100 std::error_code getContents(StringRef &Result) const;
101
102 /// @brief Get the alignment of this section as the actual value (not log 2).
103 uint64_t getAlignment() const;
104
105 bool isCompressed() const;
106 bool isText() const;
107 bool isData() const;
108 bool isBSS() const;
109 bool isVirtual() const;
110 bool isBitcode() const;
111 bool isStripped() const;
112
113 bool containsSymbol(SymbolRef S) const;
114
115 relocation_iterator relocation_begin() const;
116 relocation_iterator relocation_end() const;
117 iterator_range<relocation_iterator> relocations() const {
118 return make_range(relocation_begin(), relocation_end());
119 }
120 section_iterator getRelocatedSection() const;
121
122 DataRefImpl getRawDataRefImpl() const;
123 const ObjectFile *getObject() const;
124};
125
126/// This is a value type class that represents a single symbol in the list of
127/// symbols in the object file.
128class SymbolRef : public BasicSymbolRef {
129 friend class SectionRef;
130
131public:
132 enum Type {
133 ST_Unknown, // Type not specified
134 ST_Data,
135 ST_Debug,
136 ST_File,
137 ST_Function,
138 ST_Other
139 };
140
141 SymbolRef() = default;
142 SymbolRef(DataRefImpl SymbolP, const ObjectFile *Owner);
143 SymbolRef(const BasicSymbolRef &B) : BasicSymbolRef(B) {
144 assert(isa<ObjectFile>(BasicSymbolRef::getObject()))((isa<ObjectFile>(BasicSymbolRef::getObject())) ? static_cast
<void> (0) : __assert_fail ("isa<ObjectFile>(BasicSymbolRef::getObject())"
, "/build/llvm-toolchain-snapshot-6.0~svn318211/include/llvm/Object/ObjectFile.h"
, 144, __PRETTY_FUNCTION__))
;
145 }
146
147 Expected<StringRef> getName() const;
148 /// Returns the symbol virtual address (i.e. address at which it will be
149 /// mapped).
150 Expected<uint64_t> getAddress() const;
151
152 /// Return the value of the symbol depending on the object this can be an
153 /// offset or a virtual address.
154 uint64_t getValue() const;
155
156 /// @brief Get the alignment of this symbol as the actual value (not log 2).
157 uint32_t getAlignment() const;
158 uint64_t getCommonSize() const;
159 Expected<SymbolRef::Type> getType() const;
160
161 /// @brief Get section this symbol is defined in reference to. Result is
162 /// end_sections() if it is undefined or is an absolute symbol.
163 Expected<section_iterator> getSection() const;
164
165 const ObjectFile *getObject() const;
166};
167
168class symbol_iterator : public basic_symbol_iterator {
169public:
170 symbol_iterator(SymbolRef Sym) : basic_symbol_iterator(Sym) {}
171 symbol_iterator(const basic_symbol_iterator &B)
172 : basic_symbol_iterator(SymbolRef(B->getRawDataRefImpl(),
173 cast<ObjectFile>(B->getObject()))) {}
174
175 const SymbolRef *operator->() const {
176 const BasicSymbolRef &P = basic_symbol_iterator::operator *();
177 return static_cast<const SymbolRef*>(&P);
178 }
179
180 const SymbolRef &operator*() const {
181 const BasicSymbolRef &P = basic_symbol_iterator::operator *();
182 return static_cast<const SymbolRef&>(P);
183 }
184};
185
186/// This class is the base class for all object file types. Concrete instances
187/// of this object are created by createObjectFile, which figures out which type
188/// to create.
189class ObjectFile : public SymbolicFile {
190 virtual void anchor();
191
192protected:
193 ObjectFile(unsigned int Type, MemoryBufferRef Source);
194
195 const uint8_t *base() const {
196 return reinterpret_cast<const uint8_t *>(Data.getBufferStart());
197 }
198
199 // These functions are for SymbolRef to call internally. The main goal of
200 // this is to allow SymbolRef::SymbolPimpl to point directly to the symbol
201 // entry in the memory mapped object file. SymbolPimpl cannot contain any
202 // virtual functions because then it could not point into the memory mapped
203 // file.
204 //
205 // Implementations assume that the DataRefImpl is valid and has not been
206 // modified externally. It's UB otherwise.
207 friend class SymbolRef;
208
209 virtual Expected<StringRef> getSymbolName(DataRefImpl Symb) const = 0;
210 std::error_code printSymbolName(raw_ostream &OS,
211 DataRefImpl Symb) const override;
212 virtual Expected<uint64_t> getSymbolAddress(DataRefImpl Symb) const = 0;
213 virtual uint64_t getSymbolValueImpl(DataRefImpl Symb) const = 0;
214 virtual uint32_t getSymbolAlignment(DataRefImpl Symb) const;
215 virtual uint64_t getCommonSymbolSizeImpl(DataRefImpl Symb) const = 0;
216 virtual Expected<SymbolRef::Type> getSymbolType(DataRefImpl Symb) const = 0;
217 virtual Expected<section_iterator>
218 getSymbolSection(DataRefImpl Symb) const = 0;
219
220 // Same as above for SectionRef.
221 friend class SectionRef;
222
223 virtual void moveSectionNext(DataRefImpl &Sec) const = 0;
224 virtual std::error_code getSectionName(DataRefImpl Sec,
225 StringRef &Res) const = 0;
226 virtual uint64_t getSectionAddress(DataRefImpl Sec) const = 0;
227 virtual uint64_t getSectionIndex(DataRefImpl Sec) const = 0;
228 virtual uint64_t getSectionSize(DataRefImpl Sec) const = 0;
229 virtual std::error_code getSectionContents(DataRefImpl Sec,
230 StringRef &Res) const = 0;
231 virtual uint64_t getSectionAlignment(DataRefImpl Sec) const = 0;
232 virtual bool isSectionCompressed(DataRefImpl Sec) const = 0;
233 virtual bool isSectionText(DataRefImpl Sec) const = 0;
234 virtual bool isSectionData(DataRefImpl Sec) const = 0;
235 virtual bool isSectionBSS(DataRefImpl Sec) const = 0;
236 // A section is 'virtual' if its contents aren't present in the object image.
237 virtual bool isSectionVirtual(DataRefImpl Sec) const = 0;
238 virtual bool isSectionBitcode(DataRefImpl Sec) const;
239 virtual bool isSectionStripped(DataRefImpl Sec) const;
240 virtual relocation_iterator section_rel_begin(DataRefImpl Sec) const = 0;
241 virtual relocation_iterator section_rel_end(DataRefImpl Sec) const = 0;
242 virtual section_iterator getRelocatedSection(DataRefImpl Sec) const;
243
244 // Same as above for RelocationRef.
245 friend class RelocationRef;
246 virtual void moveRelocationNext(DataRefImpl &Rel) const = 0;
247 virtual uint64_t getRelocationOffset(DataRefImpl Rel) const = 0;
248 virtual symbol_iterator getRelocationSymbol(DataRefImpl Rel) const = 0;
249 virtual uint64_t getRelocationType(DataRefImpl Rel) const = 0;
250 virtual void getRelocationTypeName(DataRefImpl Rel,
251 SmallVectorImpl<char> &Result) const = 0;
252
253 uint64_t getSymbolValue(DataRefImpl Symb) const;
254
255public:
256 ObjectFile() = delete;
257 ObjectFile(const ObjectFile &other) = delete;
258
259 uint64_t getCommonSymbolSize(DataRefImpl Symb) const {
260 assert(getSymbolFlags(Symb) & SymbolRef::SF_Common)((getSymbolFlags(Symb) & SymbolRef::SF_Common) ? static_cast
<void> (0) : __assert_fail ("getSymbolFlags(Symb) & SymbolRef::SF_Common"
, "/build/llvm-toolchain-snapshot-6.0~svn318211/include/llvm/Object/ObjectFile.h"
, 260, __PRETTY_FUNCTION__))
;
261 return getCommonSymbolSizeImpl(Symb);
262 }
263
264 using symbol_iterator_range = iterator_range<symbol_iterator>;
265 symbol_iterator_range symbols() const {
266 return symbol_iterator_range(symbol_begin(), symbol_end());
267 }
268
269 virtual section_iterator section_begin() const = 0;
270 virtual section_iterator section_end() const = 0;
271
272 using section_iterator_range = iterator_range<section_iterator>;
273 section_iterator_range sections() const {
274 return section_iterator_range(section_begin(), section_end());
275 }
276
277 /// @brief The number of bytes used to represent an address in this object
278 /// file format.
279 virtual uint8_t getBytesInAddress() const = 0;
280
281 virtual StringRef getFileFormatName() const = 0;
282 virtual /* Triple::ArchType */ unsigned getArch() const = 0;
283 virtual SubtargetFeatures getFeatures() const = 0;
284 virtual void setARMSubArch(Triple &TheTriple) const { }
285
286 /// @brief Create a triple from the data in this object file.
287 Triple makeTriple() const;
288
289 /// Returns platform-specific object flags, if any.
290 virtual std::error_code getPlatformFlags(unsigned &Result) const {
291 Result = 0;
292 return object_error::invalid_file_type;
293 }
294
295 virtual std::error_code
296 getBuildAttributes(ARMAttributeParser &Attributes) const {
297 return std::error_code();
298 }
299
300 /// Maps a debug section name to a standard DWARF section name.
301 virtual StringRef mapDebugSectionName(StringRef Name) const { return Name; }
302
303 /// True if this is a relocatable object (.o/.obj).
304 virtual bool isRelocatableObject() const = 0;
305
306 /// @returns Pointer to ObjectFile subclass to handle this type of object.
307 /// @param ObjectPath The path to the object file. ObjectPath.isObject must
308 /// return true.
309 /// @brief Create ObjectFile from path.
310 static Expected<OwningBinary<ObjectFile>>
311 createObjectFile(StringRef ObjectPath);
312
313 static Expected<std::unique_ptr<ObjectFile>>
314 createObjectFile(MemoryBufferRef Object, llvm::file_magic Type);
315 static Expected<std::unique_ptr<ObjectFile>>
316 createObjectFile(MemoryBufferRef Object) {
317 return createObjectFile(Object, llvm::file_magic::unknown);
318 }
319
320 static bool classof(const Binary *v) {
321 return v->isObject();
322 }
323
324 static Expected<std::unique_ptr<COFFObjectFile>>
325 createCOFFObjectFile(MemoryBufferRef Object);
326
327 static Expected<std::unique_ptr<ObjectFile>>
328 createELFObjectFile(MemoryBufferRef Object);
329
330 static Expected<std::unique_ptr<MachOObjectFile>>
331 createMachOObjectFile(MemoryBufferRef Object,
332 uint32_t UniversalCputype = 0,
333 uint32_t UniversalIndex = 0);
334
335 static Expected<std::unique_ptr<WasmObjectFile>>
336 createWasmObjectFile(MemoryBufferRef Object);
337};
338
339// Inline function definitions.
340inline SymbolRef::SymbolRef(DataRefImpl SymbolP, const ObjectFile *Owner)
341 : BasicSymbolRef(SymbolP, Owner) {}
342
343inline Expected<StringRef> SymbolRef::getName() const {
344 return getObject()->getSymbolName(getRawDataRefImpl());
345}
346
347inline Expected<uint64_t> SymbolRef::getAddress() const {
348 return getObject()->getSymbolAddress(getRawDataRefImpl());
349}
350
351inline uint64_t SymbolRef::getValue() const {
352 return getObject()->getSymbolValue(getRawDataRefImpl());
353}
354
355inline uint32_t SymbolRef::getAlignment() const {
356 return getObject()->getSymbolAlignment(getRawDataRefImpl());
357}
358
359inline uint64_t SymbolRef::getCommonSize() const {
360 return getObject()->getCommonSymbolSize(getRawDataRefImpl());
361}
362
363inline Expected<section_iterator> SymbolRef::getSection() const {
364 return getObject()->getSymbolSection(getRawDataRefImpl());
365}
366
367inline Expected<SymbolRef::Type> SymbolRef::getType() const {
368 return getObject()->getSymbolType(getRawDataRefImpl());
369}
370
371inline const ObjectFile *SymbolRef::getObject() const {
372 const SymbolicFile *O = BasicSymbolRef::getObject();
373 return cast<ObjectFile>(O);
374}
375
376/// SectionRef
377inline SectionRef::SectionRef(DataRefImpl SectionP,
378 const ObjectFile *Owner)
379 : SectionPimpl(SectionP)
380 , OwningObject(Owner) {}
381
382inline bool SectionRef::operator==(const SectionRef &Other) const {
383 return SectionPimpl == Other.SectionPimpl;
384}
385
386inline bool SectionRef::operator!=(const SectionRef &Other) const {
387 return SectionPimpl != Other.SectionPimpl;
388}
389
390inline bool SectionRef::operator<(const SectionRef &Other) const {
391 return SectionPimpl < Other.SectionPimpl;
392}
393
394inline void SectionRef::moveNext() {
395 return OwningObject->moveSectionNext(SectionPimpl);
396}
397
398inline std::error_code SectionRef::getName(StringRef &Result) const {
399 return OwningObject->getSectionName(SectionPimpl, Result);
400}
401
402inline uint64_t SectionRef::getAddress() const {
403 return OwningObject->getSectionAddress(SectionPimpl);
404}
405
406inline uint64_t SectionRef::getIndex() const {
407 return OwningObject->getSectionIndex(SectionPimpl);
408}
409
410inline uint64_t SectionRef::getSize() const {
411 return OwningObject->getSectionSize(SectionPimpl);
412}
413
414inline std::error_code SectionRef::getContents(StringRef &Result) const {
415 return OwningObject->getSectionContents(SectionPimpl, Result);
6
Called C++ object pointer is null
416}
417
418inline uint64_t SectionRef::getAlignment() const {
419 return OwningObject->getSectionAlignment(SectionPimpl);
420}
421
422inline bool SectionRef::isCompressed() const {
423 return OwningObject->isSectionCompressed(SectionPimpl);
424}
425
426inline bool SectionRef::isText() const {
427 return OwningObject->isSectionText(SectionPimpl);
428}
429
430inline bool SectionRef::isData() const {
431 return OwningObject->isSectionData(SectionPimpl);
432}
433
434inline bool SectionRef::isBSS() const {
435 return OwningObject->isSectionBSS(SectionPimpl);
436}
437
438inline bool SectionRef::isVirtual() const {
439 return OwningObject->isSectionVirtual(SectionPimpl);
440}
441
442inline bool SectionRef::isBitcode() const {
443 return OwningObject->isSectionBitcode(SectionPimpl);
444}
445
446inline bool SectionRef::isStripped() const {
447 return OwningObject->isSectionStripped(SectionPimpl);
448}
449
450inline relocation_iterator SectionRef::relocation_begin() const {
451 return OwningObject->section_rel_begin(SectionPimpl);
452}
453
454inline relocation_iterator SectionRef::relocation_end() const {
455 return OwningObject->section_rel_end(SectionPimpl);
456}
457
458inline section_iterator SectionRef::getRelocatedSection() const {
459 return OwningObject->getRelocatedSection(SectionPimpl);
460}
461
462inline DataRefImpl SectionRef::getRawDataRefImpl() const {
463 return SectionPimpl;
464}
465
466inline const ObjectFile *SectionRef::getObject() const {
467 return OwningObject;
468}
469
470/// RelocationRef
471inline RelocationRef::RelocationRef(DataRefImpl RelocationP,
472 const ObjectFile *Owner)
473 : RelocationPimpl(RelocationP)
474 , OwningObject(Owner) {}
475
476inline bool RelocationRef::operator==(const RelocationRef &Other) const {
477 return RelocationPimpl == Other.RelocationPimpl;
478}
479
480inline void RelocationRef::moveNext() {
481 return OwningObject->moveRelocationNext(RelocationPimpl);
482}
483
484inline uint64_t RelocationRef::getOffset() const {
485 return OwningObject->getRelocationOffset(RelocationPimpl);
486}
487
488inline symbol_iterator RelocationRef::getSymbol() const {
489 return OwningObject->getRelocationSymbol(RelocationPimpl);
490}
491
492inline uint64_t RelocationRef::getType() const {
493 return OwningObject->getRelocationType(RelocationPimpl);
494}
495
496inline void RelocationRef::getTypeName(SmallVectorImpl<char> &Result) const {
497 return OwningObject->getRelocationTypeName(RelocationPimpl, Result);
498}
499
500inline DataRefImpl RelocationRef::getRawDataRefImpl() const {
501 return RelocationPimpl;
502}
503
504inline const ObjectFile *RelocationRef::getObject() const {
505 return OwningObject;
506}
507
508} // end namespace object
509
510} // end namespace llvm
511
512#endif // LLVM_OBJECT_OBJECTFILE_H