virtual void printUnwindInfo() override;
private:
- void printSymbol(symbol_iterator SymI);
- void printRelocation(section_iterator SecI, const RelocationRef &Reloc);
+ void printSymbol(const SymbolRef &Sym);
+ void printRelocation(const SectionRef &Section, const RelocationRef &Reloc);
void printDataDirectory(uint32_t Index, const std::string &FieldName);
void printX64UnwindInfo();
uint64_t OffsetInSection,
const std::vector<RelocationRef> &Rels);
- void printUnwindCode(const Win64EH::UnwindInfo& UI, ArrayRef<UnwindCode> UCs);
+ void printUnwindCode(const Win64EH::UnwindInfo &UI, ArrayRef<UnwindCode> UCs);
- void printCodeViewLineTables(section_iterator SecI);
+ void printCodeViewLineTables(const SectionRef &Section);
void cacheRelocations();
if (error_code EC = Sym.getSection(iter))
return EC;
- ResolvedSection = Obj->getCOFFSection(iter);
+ ResolvedSection = Obj->getCOFFSection(*iter);
return object_error::success;
}
{ "R15", 15 }
};
-// Some additional COFF structures not defined by llvm::object.
-namespace {
- struct coff_aux_function_definition {
- support::ulittle32_t TagIndex;
- support::ulittle32_t TotalSize;
- support::ulittle32_t PointerToLineNumber;
- support::ulittle32_t PointerToNextFunction;
- uint8_t Unused[2];
- };
-
- struct coff_aux_weak_external_definition {
- support::ulittle32_t TagIndex;
- support::ulittle32_t Characteristics;
- uint8_t Unused[10];
- };
-
- struct coff_aux_file_record {
- char FileName[18];
- };
-
- struct coff_aux_clr_token {
- support::ulittle8_t AuxType;
- support::ulittle8_t Reserved;
- support::ulittle32_t SymbolTableIndex;
- uint8_t Unused[12];
- };
-} // namespace
-
static uint64_t getOffsetOfLSDA(const Win64EH::UnwindInfo& UI) {
return static_cast<const char*>(UI.getLanguageSpecificData())
- reinterpret_cast<const char*>(&UI);
}
void COFFDumper::cacheRelocations() {
- for (section_iterator SecI = Obj->section_begin(), SecE = Obj->section_end();
- SecI != SecE; ++SecI) {
- const coff_section *Section = Obj->getCOFFSection(SecI);
+ for (const SectionRef &S : Obj->sections()) {
+ const coff_section *Section = Obj->getCOFFSection(S);
- for (const RelocationRef &Reloc : SecI->relocations())
+ for (const RelocationRef &Reloc : S.relocations())
RelocMap[Section].push_back(Reloc);
// Sort relocations by address.
void COFFDumper::printFileHeaders() {
// Print COFF header
- const coff_file_header *COFFHeader = 0;
+ const coff_file_header *COFFHeader = nullptr;
if (error(Obj->getCOFFHeader(COFFHeader)))
return;
// Print PE header. This header does not exist if this is an object file and
// not an executable.
- const pe32_header *PEHeader = 0;
+ const pe32_header *PEHeader = nullptr;
if (error(Obj->getPE32Header(PEHeader)))
return;
if (PEHeader)
printPEHeader<pe32_header>(PEHeader);
- const pe32plus_header *PEPlusHeader = 0;
+ const pe32plus_header *PEPlusHeader = nullptr;
if (error(Obj->getPE32PlusHeader(PEPlusHeader)))
return;
if (PEPlusHeader)
void COFFDumper::printBaseOfDataField(const pe32plus_header *) {}
-void COFFDumper::printCodeViewLineTables(section_iterator SecI) {
+void COFFDumper::printCodeViewLineTables(const SectionRef &Section) {
StringRef Data;
- if (error(SecI->getContents(Data))) return;
+ if (error(Section.getContents(Data)))
+ return;
SmallVector<StringRef, 10> FunctionNames;
StringMap<StringRef> FunctionLineTables;
}
StringRef FunctionName;
- if (error(resolveSymbolName(RelocMap[Obj->getCOFFSection(SecI)], Offset,
- FunctionName)))
+ if (error(resolveSymbolName(RelocMap[Obj->getCOFFSection(Section)],
+ Offset, FunctionName)))
return;
W.printString("FunctionName", FunctionName);
if (FunctionLineTables.count(FunctionName) != 0) {
break;
}
case COFF::DEBUG_STRING_TABLE_SUBSECTION:
- if (PayloadSize == 0 || StringTable.data() != 0 ||
+ if (PayloadSize == 0 || StringTable.data() != nullptr ||
Contents.back() != '\0') {
// Empty or duplicate or non-null-terminated subsection.
error(object_error::parse_failed);
// Holds the translation table from file indices
// to offsets in the string table.
- if (PayloadSize == 0 || FileIndexToStringOffsetTable.data() != 0) {
+ if (PayloadSize == 0 ||
+ FileIndexToStringOffsetTable.data() != nullptr) {
// Empty or duplicate subsection.
error(object_error::parse_failed);
return;
void COFFDumper::printSections() {
ListScope SectionsD(W, "Sections");
int SectionNumber = 0;
- for (section_iterator SecI = Obj->section_begin(),
- SecE = Obj->section_end();
- SecI != SecE; ++SecI) {
+ for (const SectionRef &Sec : Obj->sections()) {
++SectionNumber;
- const coff_section *Section = Obj->getCOFFSection(SecI);
+ const coff_section *Section = Obj->getCOFFSection(Sec);
StringRef Name;
- if (error(SecI->getName(Name)))
- Name = "";
+ if (error(Sec.getName(Name)))
+ Name = "";
DictScope D(W, "Section");
W.printNumber("Number", SectionNumber);
if (opts::SectionRelocations) {
ListScope D(W, "Relocations");
- for (const RelocationRef &Reloc : SecI->relocations())
- printRelocation(SecI, Reloc);
+ for (const RelocationRef &Reloc : Sec.relocations())
+ printRelocation(Sec, Reloc);
}
if (opts::SectionSymbols) {
ListScope D(W, "Symbols");
- for (symbol_iterator SymI = Obj->symbol_begin(),
- SymE = Obj->symbol_end();
- SymI != SymE; ++SymI) {
+ for (const SymbolRef &Symbol : Obj->symbols()) {
bool Contained = false;
- if (SecI->containsSymbol(*SymI, Contained) || !Contained)
+ if (Sec.containsSymbol(Symbol, Contained) || !Contained)
continue;
- printSymbol(SymI);
+ printSymbol(Symbol);
}
}
if (Name == ".debug$S" && opts::CodeViewLineTables)
- printCodeViewLineTables(SecI);
+ printCodeViewLineTables(Sec);
if (opts::SectionData) {
StringRef Data;
- if (error(SecI->getContents(Data))) break;
+ if (error(Sec.getContents(Data)))
+ break;
W.printBinaryBlock("SectionData", Data);
}
ListScope D(W, "Relocations");
int SectionNumber = 0;
- for (section_iterator SecI = Obj->section_begin(),
- SecE = Obj->section_end();
- SecI != SecE; ++SecI) {
+ for (const SectionRef &Section : Obj->sections()) {
++SectionNumber;
StringRef Name;
- if (error(SecI->getName(Name)))
+ if (error(Section.getName(Name)))
continue;
bool PrintedGroup = false;
- for (const RelocationRef &Reloc : SecI->relocations()) {
+ for (const RelocationRef &Reloc : Section.relocations()) {
if (!PrintedGroup) {
W.startLine() << "Section (" << SectionNumber << ") " << Name << " {\n";
W.indent();
PrintedGroup = true;
}
- printRelocation(SecI, Reloc);
+ printRelocation(Section, Reloc);
}
if (PrintedGroup) {
}
}
-void COFFDumper::printRelocation(section_iterator SecI,
+void COFFDumper::printRelocation(const SectionRef &Section,
const RelocationRef &Reloc) {
uint64_t Offset;
uint64_t RelocType;
symbol_iterator Symbol = Reloc.getSymbol();
if (error(Symbol->getName(SymbolName)))
return;
- if (error(SecI->getContents(Contents)))
+ if (error(Section.getContents(Contents)))
return;
if (opts::ExpandRelocs) {
void COFFDumper::printSymbols() {
ListScope Group(W, "Symbols");
- for (symbol_iterator SymI = Obj->symbol_begin(), SymE = Obj->symbol_end();
- SymI != SymE; ++SymI)
- printSymbol(SymI);
+ for (const SymbolRef &Symbol : Obj->symbols())
+ printSymbol(Symbol);
}
-void COFFDumper::printDynamicSymbols() {
- ListScope Group(W, "DynamicSymbols");
-}
+void COFFDumper::printDynamicSymbols() { ListScope Group(W, "DynamicSymbols"); }
-void COFFDumper::printSymbol(symbol_iterator SymI) {
+void COFFDumper::printSymbol(const SymbolRef &Sym) {
DictScope D(W, "Symbol");
- const coff_symbol *Symbol = Obj->getCOFFSymbol(SymI);
+ const coff_symbol *Symbol = Obj->getCOFFSymbol(Sym);
const coff_section *Section;
if (error_code EC = Obj->getSection(Symbol->SectionNumber, Section)) {
W.startLine() << "Invalid section number: " << EC.message() << "\n";
W.printNumber("AuxSymbolCount", Symbol->NumberOfAuxSymbols);
for (unsigned I = 0; I < Symbol->NumberOfAuxSymbols; ++I) {
- if (Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_EXTERNAL &&
- Symbol->getBaseType() == COFF::IMAGE_SYM_TYPE_NULL &&
- Symbol->getComplexType() == COFF::IMAGE_SYM_DTYPE_FUNCTION &&
- Symbol->SectionNumber > 0) {
+ if (Symbol->isFunctionDefinition()) {
const coff_aux_function_definition *Aux;
if (error(getSymbolAuxData(Obj, Symbol + I, Aux)))
break;
DictScope AS(W, "AuxFunctionDef");
W.printNumber("TagIndex", Aux->TagIndex);
W.printNumber("TotalSize", Aux->TotalSize);
- W.printHex("PointerToLineNumber", Aux->PointerToLineNumber);
+ W.printHex("PointerToLineNumber", Aux->PointerToLinenumber);
W.printHex("PointerToNextFunction", Aux->PointerToNextFunction);
W.printBinary("Unused", makeArrayRef(Aux->Unused));
- } else if (
- Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_WEAK_EXTERNAL ||
- (Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_EXTERNAL &&
- Symbol->SectionNumber == 0 &&
- Symbol->Value == 0)) {
- const coff_aux_weak_external_definition *Aux;
+ } else if (Symbol->isWeakExternal()) {
+ const coff_aux_weak_external *Aux;
if (error(getSymbolAuxData(Obj, Symbol + I, Aux)))
break;
W.printNumber("Linked", LinkedName, Aux->TagIndex);
W.printEnum ("Search", Aux->Characteristics,
makeArrayRef(WeakExternalCharacteristics));
- W.printBinary("Unused", Aux->Unused);
+ W.printBinary("Unused", makeArrayRef(Aux->Unused));
- } else if (Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_FILE) {
- const coff_aux_file_record *Aux;
+ } else if (Symbol->isFileRecord()) {
+ const coff_aux_file *Aux;
if (error(getSymbolAuxData(Obj, Symbol + I, Aux)))
break;
DictScope AS(W, "AuxFileRecord");
- W.printString("FileName", StringRef(Aux->FileName));
- // C++/CLI creates external ABS symbols for non-const appdomain globals.
- // These are also followed by an auxiliary section definition.
- } else if (Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_STATIC ||
- (Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_EXTERNAL &&
- Symbol->SectionNumber == COFF::IMAGE_SYM_ABSOLUTE)) {
+ StringRef Name(Aux->FileName,
+ Symbol->NumberOfAuxSymbols * COFF::SymbolSize);
+ W.printString("FileName", Name.rtrim(StringRef("\0", 1)));
+ break;
+ } else if (Symbol->isSectionDefinition()) {
const coff_aux_section_definition *Aux;
if (error(getSymbolAuxData(Obj, Symbol + I, Aux)))
break;
W.printNumber("AssocSection", AssocName, Aux->Number);
}
- } else if (Symbol->StorageClass == COFF::IMAGE_SYM_CLASS_CLR_TOKEN) {
+ } else if (Symbol->isCLRToken()) {
const coff_aux_clr_token *Aux;
if (error(getSymbolAuxData(Obj, Symbol + I, Aux)))
break;
W.printNumber("AuxType", Aux->AuxType);
W.printNumber("Reserved", Aux->Reserved);
W.printNumber("SymbolTableIndex", ReferredName, Aux->SymbolTableIndex);
- W.printBinary("Unused", Aux->Unused);
+ W.printBinary("Unused", makeArrayRef(Aux->Unused));
} else {
W.startLine() << "<unhandled auxiliary record>\n";
}
void COFFDumper::printX64UnwindInfo() {
- for (section_iterator SecI = Obj->section_begin(),
- SecE = Obj->section_end();
- SecI != SecE; ++SecI) {
+ for (const SectionRef &Section : Obj->sections()) {
StringRef Name;
- if (error(SecI->getName(Name)))
+ if (error(Section.getName(Name)))
continue;
if (Name != ".pdata" && !Name.startswith(".pdata$"))
continue;
- const coff_section *PData = Obj->getCOFFSection(SecI);
+ const coff_section *PData = Obj->getCOFFSection(Section);
ArrayRef<uint8_t> Contents;
- if (error(Obj->getSectionContents(PData, Contents)) ||
- Contents.empty())
+ if (error(Obj->getSectionContents(PData, Contents)) || Contents.empty())
continue;
ArrayRef<RuntimeFunction> RFs(
W.printString("UnwindInfoAddress",
formatSymbol(Rels, OffsetInSection + 8, RTF.UnwindInfoOffset));
- const coff_section* XData = 0;
+ const coff_section* XData = nullptr;
uint64_t UnwindInfoOffset = 0;
if (error(getSection(Rels, OffsetInSection + 8, &XData, &UnwindInfoOffset)))
return;
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