1 //===-- COFFDump.cpp - COFF-specific dumper ---------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 /// \brief This file implements the COFF-specific dumper for llvm-objdump.
12 /// It outputs the Win64 EH data structures as plain text.
13 /// The encoding of the unwind codes is described in MSDN:
14 /// http://msdn.microsoft.com/en-us/library/ck9asaa9.aspx
16 //===----------------------------------------------------------------------===//
18 #include "llvm-objdump.h"
19 #include "llvm/Object/COFF.h"
20 #include "llvm/Object/COFFImportFile.h"
21 #include "llvm/Object/ObjectFile.h"
22 #include "llvm/Support/Format.h"
23 #include "llvm/Support/SourceMgr.h"
24 #include "llvm/Support/Win64EH.h"
25 #include "llvm/Support/raw_ostream.h"
28 #include <system_error>
31 using namespace object;
32 using namespace llvm::Win64EH;
34 // Returns the name of the unwind code.
35 static StringRef getUnwindCodeTypeName(uint8_t Code) {
37 default: llvm_unreachable("Invalid unwind code");
38 case UOP_PushNonVol: return "UOP_PushNonVol";
39 case UOP_AllocLarge: return "UOP_AllocLarge";
40 case UOP_AllocSmall: return "UOP_AllocSmall";
41 case UOP_SetFPReg: return "UOP_SetFPReg";
42 case UOP_SaveNonVol: return "UOP_SaveNonVol";
43 case UOP_SaveNonVolBig: return "UOP_SaveNonVolBig";
44 case UOP_SaveXMM128: return "UOP_SaveXMM128";
45 case UOP_SaveXMM128Big: return "UOP_SaveXMM128Big";
46 case UOP_PushMachFrame: return "UOP_PushMachFrame";
50 // Returns the name of a referenced register.
51 static StringRef getUnwindRegisterName(uint8_t Reg) {
53 default: llvm_unreachable("Invalid register");
64 case 10: return "R10";
65 case 11: return "R11";
66 case 12: return "R12";
67 case 13: return "R13";
68 case 14: return "R14";
69 case 15: return "R15";
73 // Calculates the number of array slots required for the unwind code.
74 static unsigned getNumUsedSlots(const UnwindCode &UnwindCode) {
75 switch (UnwindCode.getUnwindOp()) {
76 default: llvm_unreachable("Invalid unwind code");
80 case UOP_PushMachFrame:
85 case UOP_SaveNonVolBig:
86 case UOP_SaveXMM128Big:
89 return (UnwindCode.getOpInfo() == 0) ? 2 : 3;
93 // Prints one unwind code. Because an unwind code can occupy up to 3 slots in
94 // the unwind codes array, this function requires that the correct number of
96 static void printUnwindCode(ArrayRef<UnwindCode> UCs) {
97 assert(UCs.size() >= getNumUsedSlots(UCs[0]));
98 outs() << format(" 0x%02x: ", unsigned(UCs[0].u.CodeOffset))
99 << getUnwindCodeTypeName(UCs[0].getUnwindOp());
100 switch (UCs[0].getUnwindOp()) {
102 outs() << " " << getUnwindRegisterName(UCs[0].getOpInfo());
105 if (UCs[0].getOpInfo() == 0) {
106 outs() << " " << UCs[1].FrameOffset;
108 outs() << " " << UCs[1].FrameOffset
109 + (static_cast<uint32_t>(UCs[2].FrameOffset) << 16);
113 outs() << " " << ((UCs[0].getOpInfo() + 1) * 8);
119 outs() << " " << getUnwindRegisterName(UCs[0].getOpInfo())
120 << format(" [0x%04x]", 8 * UCs[1].FrameOffset);
122 case UOP_SaveNonVolBig:
123 outs() << " " << getUnwindRegisterName(UCs[0].getOpInfo())
124 << format(" [0x%08x]", UCs[1].FrameOffset
125 + (static_cast<uint32_t>(UCs[2].FrameOffset) << 16));
128 outs() << " XMM" << static_cast<uint32_t>(UCs[0].getOpInfo())
129 << format(" [0x%04x]", 16 * UCs[1].FrameOffset);
131 case UOP_SaveXMM128Big:
132 outs() << " XMM" << UCs[0].getOpInfo()
133 << format(" [0x%08x]", UCs[1].FrameOffset
134 + (static_cast<uint32_t>(UCs[2].FrameOffset) << 16));
136 case UOP_PushMachFrame:
137 outs() << " " << (UCs[0].getOpInfo() ? "w/o" : "w")
144 static void printAllUnwindCodes(ArrayRef<UnwindCode> UCs) {
145 for (const UnwindCode *I = UCs.begin(), *E = UCs.end(); I < E; ) {
146 unsigned UsedSlots = getNumUsedSlots(*I);
147 if (UsedSlots > UCs.size()) {
148 outs() << "Unwind data corrupted: Encountered unwind op "
149 << getUnwindCodeTypeName((*I).getUnwindOp())
150 << " which requires " << UsedSlots
151 << " slots, but only " << UCs.size()
152 << " remaining in buffer";
155 printUnwindCode(makeArrayRef(I, E));
160 // Given a symbol sym this functions returns the address and section of it.
161 static std::error_code
162 resolveSectionAndAddress(const COFFObjectFile *Obj, const SymbolRef &Sym,
163 const coff_section *&ResolvedSection,
164 uint64_t &ResolvedAddr) {
165 Expected<uint64_t> ResolvedAddrOrErr = Sym.getAddress();
166 if (!ResolvedAddrOrErr)
167 return errorToErrorCode(ResolvedAddrOrErr.takeError());
168 ResolvedAddr = *ResolvedAddrOrErr;
169 Expected<section_iterator> Iter = Sym.getSection();
171 return errorToErrorCode(Iter.takeError());
172 ResolvedSection = Obj->getCOFFSection(**Iter);
173 return std::error_code();
176 // Given a vector of relocations for a section and an offset into this section
177 // the function returns the symbol used for the relocation at the offset.
178 static std::error_code resolveSymbol(const std::vector<RelocationRef> &Rels,
179 uint64_t Offset, SymbolRef &Sym) {
180 for (auto &R : Rels) {
181 uint64_t Ofs = R.getOffset();
183 Sym = *R.getSymbol();
184 return std::error_code();
187 return object_error::parse_failed;
190 // Given a vector of relocations for a section and an offset into this section
191 // the function resolves the symbol used for the relocation at the offset and
192 // returns the section content and the address inside the content pointed to
194 static std::error_code
195 getSectionContents(const COFFObjectFile *Obj,
196 const std::vector<RelocationRef> &Rels, uint64_t Offset,
197 ArrayRef<uint8_t> &Contents, uint64_t &Addr) {
199 if (std::error_code EC = resolveSymbol(Rels, Offset, Sym))
201 const coff_section *Section;
202 if (std::error_code EC = resolveSectionAndAddress(Obj, Sym, Section, Addr))
204 if (std::error_code EC = Obj->getSectionContents(Section, Contents))
206 return std::error_code();
209 // Given a vector of relocations for a section and an offset into this section
210 // the function returns the name of the symbol used for the relocation at the
212 static std::error_code resolveSymbolName(const std::vector<RelocationRef> &Rels,
213 uint64_t Offset, StringRef &Name) {
215 if (std::error_code EC = resolveSymbol(Rels, Offset, Sym))
217 Expected<StringRef> NameOrErr = Sym.getName();
219 return errorToErrorCode(NameOrErr.takeError());
221 return std::error_code();
224 static void printCOFFSymbolAddress(llvm::raw_ostream &Out,
225 const std::vector<RelocationRef> &Rels,
226 uint64_t Offset, uint32_t Disp) {
228 if (!resolveSymbolName(Rels, Offset, Sym)) {
231 Out << format(" + 0x%04x", Disp);
233 Out << format("0x%04x", Disp);
238 printSEHTable(const COFFObjectFile *Obj, uint32_t TableVA, int Count) {
242 const pe32_header *PE32Header;
243 error(Obj->getPE32Header(PE32Header));
244 uint32_t ImageBase = PE32Header->ImageBase;
245 uintptr_t IntPtr = 0;
246 error(Obj->getVaPtr(TableVA, IntPtr));
247 const support::ulittle32_t *P = (const support::ulittle32_t *)IntPtr;
248 outs() << "SEH Table:";
249 for (int I = 0; I < Count; ++I)
250 outs() << format(" 0x%x", P[I] + ImageBase);
254 template <typename T>
255 static void printTLSDirectoryT(const coff_tls_directory<T> *TLSDir) {
256 size_t FormatWidth = sizeof(T) * 2;
257 outs() << "TLS directory:"
258 << "\n StartAddressOfRawData: "
259 << format_hex(TLSDir->StartAddressOfRawData, FormatWidth)
260 << "\n EndAddressOfRawData: "
261 << format_hex(TLSDir->EndAddressOfRawData, FormatWidth)
262 << "\n AddressOfIndex: "
263 << format_hex(TLSDir->AddressOfIndex, FormatWidth)
264 << "\n AddressOfCallBacks: "
265 << format_hex(TLSDir->AddressOfCallBacks, FormatWidth)
266 << "\n SizeOfZeroFill: "
267 << TLSDir->SizeOfZeroFill
268 << "\n Characteristics: "
269 << TLSDir->Characteristics
271 << TLSDir->getAlignment()
275 static void printTLSDirectory(const COFFObjectFile *Obj) {
276 const pe32_header *PE32Header;
277 error(Obj->getPE32Header(PE32Header));
279 const pe32plus_header *PE32PlusHeader;
280 error(Obj->getPE32PlusHeader(PE32PlusHeader));
282 // Skip if it's not executable.
283 if (!PE32Header && !PE32PlusHeader)
286 const data_directory *DataDir;
287 error(Obj->getDataDirectory(COFF::TLS_TABLE, DataDir));
288 uintptr_t IntPtr = 0;
289 if (DataDir->RelativeVirtualAddress == 0)
291 error(Obj->getRvaPtr(DataDir->RelativeVirtualAddress, IntPtr));
294 auto *TLSDir = reinterpret_cast<const coff_tls_directory32 *>(IntPtr);
295 printTLSDirectoryT(TLSDir);
297 auto *TLSDir = reinterpret_cast<const coff_tls_directory64 *>(IntPtr);
298 printTLSDirectoryT(TLSDir);
304 static void printLoadConfiguration(const COFFObjectFile *Obj) {
305 // Skip if it's not executable.
306 const pe32_header *PE32Header;
307 error(Obj->getPE32Header(PE32Header));
311 // Currently only x86 is supported
312 if (Obj->getMachine() != COFF::IMAGE_FILE_MACHINE_I386)
315 const data_directory *DataDir;
316 error(Obj->getDataDirectory(COFF::LOAD_CONFIG_TABLE, DataDir));
317 uintptr_t IntPtr = 0;
318 if (DataDir->RelativeVirtualAddress == 0)
320 error(Obj->getRvaPtr(DataDir->RelativeVirtualAddress, IntPtr));
322 auto *LoadConf = reinterpret_cast<const coff_load_configuration32 *>(IntPtr);
323 outs() << "Load configuration:"
324 << "\n Timestamp: " << LoadConf->TimeDateStamp
325 << "\n Major Version: " << LoadConf->MajorVersion
326 << "\n Minor Version: " << LoadConf->MinorVersion
327 << "\n GlobalFlags Clear: " << LoadConf->GlobalFlagsClear
328 << "\n GlobalFlags Set: " << LoadConf->GlobalFlagsSet
329 << "\n Critical Section Default Timeout: " << LoadConf->CriticalSectionDefaultTimeout
330 << "\n Decommit Free Block Threshold: " << LoadConf->DeCommitFreeBlockThreshold
331 << "\n Decommit Total Free Threshold: " << LoadConf->DeCommitTotalFreeThreshold
332 << "\n Lock Prefix Table: " << LoadConf->LockPrefixTable
333 << "\n Maximum Allocation Size: " << LoadConf->MaximumAllocationSize
334 << "\n Virtual Memory Threshold: " << LoadConf->VirtualMemoryThreshold
335 << "\n Process Affinity Mask: " << LoadConf->ProcessAffinityMask
336 << "\n Process Heap Flags: " << LoadConf->ProcessHeapFlags
337 << "\n CSD Version: " << LoadConf->CSDVersion
338 << "\n Security Cookie: " << LoadConf->SecurityCookie
339 << "\n SEH Table: " << LoadConf->SEHandlerTable
340 << "\n SEH Count: " << LoadConf->SEHandlerCount
342 printSEHTable(Obj, LoadConf->SEHandlerTable, LoadConf->SEHandlerCount);
346 // Prints import tables. The import table is a table containing the list of
347 // DLL name and symbol names which will be linked by the loader.
348 static void printImportTables(const COFFObjectFile *Obj) {
349 import_directory_iterator I = Obj->import_directory_begin();
350 import_directory_iterator E = Obj->import_directory_end();
353 outs() << "The Import Tables:\n";
354 for (const ImportDirectoryEntryRef &DirRef : Obj->import_directories()) {
355 const coff_import_directory_table_entry *Dir;
357 if (DirRef.getImportTableEntry(Dir)) return;
358 if (DirRef.getName(Name)) return;
360 outs() << format(" lookup %08x time %08x fwd %08x name %08x addr %08x\n\n",
361 static_cast<uint32_t>(Dir->ImportLookupTableRVA),
362 static_cast<uint32_t>(Dir->TimeDateStamp),
363 static_cast<uint32_t>(Dir->ForwarderChain),
364 static_cast<uint32_t>(Dir->NameRVA),
365 static_cast<uint32_t>(Dir->ImportAddressTableRVA));
366 outs() << " DLL Name: " << Name << "\n";
367 outs() << " Hint/Ord Name\n";
368 for (const ImportedSymbolRef &Entry : DirRef.imported_symbols()) {
370 if (Entry.isOrdinal(IsOrdinal))
374 if (Entry.getOrdinal(Ordinal))
376 outs() << format(" % 6d\n", Ordinal);
379 uint32_t HintNameRVA;
380 if (Entry.getHintNameRVA(HintNameRVA))
384 if (Obj->getHintName(HintNameRVA, Hint, Name))
386 outs() << format(" % 6d ", Hint) << Name << "\n";
392 // Prints export tables. The export table is a table containing the list of
393 // exported symbol from the DLL.
394 static void printExportTable(const COFFObjectFile *Obj) {
395 outs() << "Export Table:\n";
396 export_directory_iterator I = Obj->export_directory_begin();
397 export_directory_iterator E = Obj->export_directory_end();
401 uint32_t OrdinalBase;
402 if (I->getDllName(DllName))
404 if (I->getOrdinalBase(OrdinalBase))
406 outs() << " DLL name: " << DllName << "\n";
407 outs() << " Ordinal base: " << OrdinalBase << "\n";
408 outs() << " Ordinal RVA Name\n";
409 for (; I != E; I = ++I) {
411 if (I->getOrdinal(Ordinal))
414 if (I->getExportRVA(RVA))
417 if (I->isForwarder(IsForwarder))
421 // Export table entries can be used to re-export symbols that
422 // this COFF file is imported from some DLLs. This is rare.
423 // In most cases IsForwarder is false.
424 outs() << format(" % 4d ", Ordinal);
426 outs() << format(" % 4d %# 8x", Ordinal, RVA);
430 if (I->getSymbolName(Name))
433 outs() << " " << Name;
436 if (I->getForwardTo(S))
438 outs() << " (forwarded to " << S << ")";
444 // Given the COFF object file, this function returns the relocations for .pdata
445 // and the pointer to "runtime function" structs.
446 static bool getPDataSection(const COFFObjectFile *Obj,
447 std::vector<RelocationRef> &Rels,
448 const RuntimeFunction *&RFStart, int &NumRFs) {
449 for (const SectionRef &Section : Obj->sections()) {
451 error(Section.getName(Name));
452 if (Name != ".pdata")
455 const coff_section *Pdata = Obj->getCOFFSection(Section);
456 for (const RelocationRef &Reloc : Section.relocations())
457 Rels.push_back(Reloc);
459 // Sort relocations by address.
460 std::sort(Rels.begin(), Rels.end(), RelocAddressLess);
462 ArrayRef<uint8_t> Contents;
463 error(Obj->getSectionContents(Pdata, Contents));
464 if (Contents.empty())
467 RFStart = reinterpret_cast<const RuntimeFunction *>(Contents.data());
468 NumRFs = Contents.size() / sizeof(RuntimeFunction);
474 static void printWin64EHUnwindInfo(const Win64EH::UnwindInfo *UI) {
475 // The casts to int are required in order to output the value as number.
476 // Without the casts the value would be interpreted as char data (which
477 // results in garbage output).
478 outs() << " Version: " << static_cast<int>(UI->getVersion()) << "\n";
479 outs() << " Flags: " << static_cast<int>(UI->getFlags());
480 if (UI->getFlags()) {
481 if (UI->getFlags() & UNW_ExceptionHandler)
482 outs() << " UNW_ExceptionHandler";
483 if (UI->getFlags() & UNW_TerminateHandler)
484 outs() << " UNW_TerminateHandler";
485 if (UI->getFlags() & UNW_ChainInfo)
486 outs() << " UNW_ChainInfo";
489 outs() << " Size of prolog: " << static_cast<int>(UI->PrologSize) << "\n";
490 outs() << " Number of Codes: " << static_cast<int>(UI->NumCodes) << "\n";
491 // Maybe this should move to output of UOP_SetFPReg?
492 if (UI->getFrameRegister()) {
493 outs() << " Frame register: "
494 << getUnwindRegisterName(UI->getFrameRegister()) << "\n";
495 outs() << " Frame offset: " << 16 * UI->getFrameOffset() << "\n";
497 outs() << " No frame pointer used\n";
499 if (UI->getFlags() & (UNW_ExceptionHandler | UNW_TerminateHandler)) {
500 // FIXME: Output exception handler data
501 } else if (UI->getFlags() & UNW_ChainInfo) {
502 // FIXME: Output chained unwind info
506 outs() << " Unwind Codes:\n";
508 printAllUnwindCodes(makeArrayRef(&UI->UnwindCodes[0], UI->NumCodes));
514 /// Prints out the given RuntimeFunction struct for x64, assuming that Obj is
515 /// pointing to an executable file.
516 static void printRuntimeFunction(const COFFObjectFile *Obj,
517 const RuntimeFunction &RF) {
518 if (!RF.StartAddress)
520 outs() << "Function Table:\n"
521 << format(" Start Address: 0x%04x\n",
522 static_cast<uint32_t>(RF.StartAddress))
523 << format(" End Address: 0x%04x\n",
524 static_cast<uint32_t>(RF.EndAddress))
525 << format(" Unwind Info Address: 0x%04x\n",
526 static_cast<uint32_t>(RF.UnwindInfoOffset));
528 if (Obj->getRvaPtr(RF.UnwindInfoOffset, addr))
530 printWin64EHUnwindInfo(reinterpret_cast<const Win64EH::UnwindInfo *>(addr));
533 /// Prints out the given RuntimeFunction struct for x64, assuming that Obj is
534 /// pointing to an object file. Unlike executable, fields in RuntimeFunction
535 /// struct are filled with zeros, but instead there are relocations pointing to
536 /// them so that the linker will fill targets' RVAs to the fields at link
537 /// time. This function interprets the relocations to find the data to be used
538 /// in the resulting executable.
539 static void printRuntimeFunctionRels(const COFFObjectFile *Obj,
540 const RuntimeFunction &RF,
541 uint64_t SectionOffset,
542 const std::vector<RelocationRef> &Rels) {
543 outs() << "Function Table:\n";
544 outs() << " Start Address: ";
545 printCOFFSymbolAddress(outs(), Rels,
547 /*offsetof(RuntimeFunction, StartAddress)*/ 0,
551 outs() << " End Address: ";
552 printCOFFSymbolAddress(outs(), Rels,
554 /*offsetof(RuntimeFunction, EndAddress)*/ 4,
558 outs() << " Unwind Info Address: ";
559 printCOFFSymbolAddress(outs(), Rels,
561 /*offsetof(RuntimeFunction, UnwindInfoOffset)*/ 8,
562 RF.UnwindInfoOffset);
565 ArrayRef<uint8_t> XContents;
566 uint64_t UnwindInfoOffset = 0;
567 error(getSectionContents(
568 Obj, Rels, SectionOffset +
569 /*offsetof(RuntimeFunction, UnwindInfoOffset)*/ 8,
570 XContents, UnwindInfoOffset));
571 if (XContents.empty())
574 UnwindInfoOffset += RF.UnwindInfoOffset;
575 if (UnwindInfoOffset > XContents.size())
578 auto *UI = reinterpret_cast<const Win64EH::UnwindInfo *>(XContents.data() +
580 printWin64EHUnwindInfo(UI);
583 void llvm::printCOFFUnwindInfo(const COFFObjectFile *Obj) {
584 if (Obj->getMachine() != COFF::IMAGE_FILE_MACHINE_AMD64) {
585 errs() << "Unsupported image machine type "
586 "(currently only AMD64 is supported).\n";
590 std::vector<RelocationRef> Rels;
591 const RuntimeFunction *RFStart;
593 if (!getPDataSection(Obj, Rels, RFStart, NumRFs))
595 ArrayRef<RuntimeFunction> RFs(RFStart, NumRFs);
597 bool IsExecutable = Rels.empty();
599 for (const RuntimeFunction &RF : RFs)
600 printRuntimeFunction(Obj, RF);
604 for (const RuntimeFunction &RF : RFs) {
605 uint64_t SectionOffset =
606 std::distance(RFs.begin(), &RF) * sizeof(RuntimeFunction);
607 printRuntimeFunctionRels(Obj, RF, SectionOffset, Rels);
611 void llvm::printCOFFFileHeader(const object::ObjectFile *Obj) {
612 const COFFObjectFile *file = dyn_cast<const COFFObjectFile>(Obj);
613 printTLSDirectory(file);
614 printLoadConfiguration(file);
615 printImportTables(file);
616 printExportTable(file);
619 void llvm::printCOFFSymbolTable(const object::COFFImportFile *i) {
621 bool IsCode = i->getCOFFImportHeader()->getType() == COFF::IMPORT_CODE;
623 for (const object::BasicSymbolRef &Sym : i->symbols()) {
625 raw_string_ostream NS(Name);
630 outs() << "[" << format("%2d", Index) << "]"
631 << "(sec " << format("%2d", 0) << ")"
632 << "(fl 0x00)" // Flag bits, which COFF doesn't have.
633 << "(ty " << format("%3x", (IsCode && Index) ? 32 : 0) << ")"
634 << "(scl " << format("%3x", 0) << ") "
635 << "(nx " << 0 << ") "
636 << "0x" << format("%08x", 0) << " " << Name << '\n';
642 void llvm::printCOFFSymbolTable(const COFFObjectFile *coff) {
643 for (unsigned SI = 0, SE = coff->getNumberOfSymbols(); SI != SE; ++SI) {
644 ErrorOr<COFFSymbolRef> Symbol = coff->getSymbol(SI);
646 error(Symbol.getError());
647 error(coff->getSymbolName(*Symbol, Name));
649 outs() << "[" << format("%2d", SI) << "]"
650 << "(sec " << format("%2d", int(Symbol->getSectionNumber())) << ")"
651 << "(fl 0x00)" // Flag bits, which COFF doesn't have.
652 << "(ty " << format("%3x", unsigned(Symbol->getType())) << ")"
653 << "(scl " << format("%3x", unsigned(Symbol->getStorageClass())) << ") "
654 << "(nx " << unsigned(Symbol->getNumberOfAuxSymbols()) << ") "
655 << "0x" << format("%08x", unsigned(Symbol->getValue())) << " "
658 for (unsigned AI = 0, AE = Symbol->getNumberOfAuxSymbols(); AI < AE; ++AI, ++SI) {
659 if (Symbol->isSectionDefinition()) {
660 const coff_aux_section_definition *asd;
661 error(coff->getAuxSymbol<coff_aux_section_definition>(SI + 1, asd));
663 int32_t AuxNumber = asd->getNumber(Symbol->isBigObj());
666 << format("scnlen 0x%x nreloc %d nlnno %d checksum 0x%x "
667 , unsigned(asd->Length)
668 , unsigned(asd->NumberOfRelocations)
669 , unsigned(asd->NumberOfLinenumbers)
670 , unsigned(asd->CheckSum))
671 << format("assoc %d comdat %d\n"
672 , unsigned(AuxNumber)
673 , unsigned(asd->Selection));
674 } else if (Symbol->isFileRecord()) {
675 const char *FileName;
676 error(coff->getAuxSymbol<char>(SI + 1, FileName));
678 StringRef Name(FileName, Symbol->getNumberOfAuxSymbols() *
679 coff->getSymbolTableEntrySize());
680 outs() << "AUX " << Name.rtrim(StringRef("\0", 1)) << '\n';
682 SI = SI + Symbol->getNumberOfAuxSymbols();
684 } else if (Symbol->isWeakExternal()) {
685 const coff_aux_weak_external *awe;
686 error(coff->getAuxSymbol<coff_aux_weak_external>(SI + 1, awe));
688 outs() << "AUX " << format("indx %d srch %d\n",
689 static_cast<uint32_t>(awe->TagIndex),
690 static_cast<uint32_t>(awe->Characteristics));
692 outs() << "AUX Unknown\n";