struct SymbolSorter {
bool operator()(const SymbolRef &A, const SymbolRef &B) {
- SymbolRef::Type AType, BType;
- A.getType(AType);
- B.getType(BType);
+ SymbolRef::Type AType = A.getType();
+ SymbolRef::Type BType = B.getType();
uint64_t AAddr, BAddr;
if (AType != SymbolRef::ST_Function)
SmallVectorImpl<uint64_t> &FoundFns,
uint64_t &BaseSegmentAddress) {
for (const SymbolRef &Symbol : MachOObj->symbols()) {
- StringRef SymName;
- Symbol.getName(SymName);
- if (!SymName.startswith("ltmp"))
+ ErrorOr<StringRef> SymName = Symbol.getName();
+ if (std::error_code EC = SymName.getError())
+ report_fatal_error(EC.message());
+ if (!SymName->startswith("ltmp"))
Symbols.push_back(Symbol);
}
if (indirect_symbol < Symtab.nsyms) {
symbol_iterator Sym = O->getSymbolByIndex(indirect_symbol);
SymbolRef Symbol = *Sym;
- StringRef SymName;
- Symbol.getName(SymName);
- outs() << SymName;
+ ErrorOr<StringRef> SymName = Symbol.getName();
+ if (std::error_code EC = SymName.getError())
+ report_fatal_error(EC.message());
+ outs() << *SymName;
} else {
outs() << "?";
}
SymbolAddressMap *AddrMap) {
// Create a map of symbol addresses to symbol names.
for (const SymbolRef &Symbol : O->symbols()) {
- SymbolRef::Type ST;
- Symbol.getType(ST);
+ SymbolRef::Type ST = Symbol.getType();
if (ST == SymbolRef::ST_Function || ST == SymbolRef::ST_Data ||
ST == SymbolRef::ST_Other) {
uint64_t Address;
Symbol.getAddress(Address);
- StringRef SymName;
- Symbol.getName(SymName);
+ ErrorOr<StringRef> SymNameOrErr = Symbol.getName();
+ if (std::error_code EC = SymNameOrErr.getError())
+ report_fatal_error(EC.message());
+ StringRef SymName = *SymNameOrErr;
if (!SymName.startswith(".objc"))
(*AddrMap)[Address] = SymName;
}
RE = O->getRelocation(Rel);
isExtern = O->getPlainRelocationExternal(RE);
if (isExtern) {
- uint64_t RelocOffset;
- Reloc.getOffset(RelocOffset);
+ uint64_t RelocOffset = Reloc.getOffset();
symbol_iterator RelocSym = Reloc.getSymbol();
Relocs.push_back(std::make_pair(RelocOffset, *RelocSym));
}
[&](const std::pair<uint64_t, SymbolRef> &P) { return P.first == i; });
if (Reloc != Relocs.end()) {
symbol_iterator RelocSym = Reloc->second;
- StringRef SymName;
- RelocSym->getName(SymName);
- outs() << "external relocation entry for symbol:" << SymName << "\n";
+ ErrorOr<StringRef> SymName = RelocSym->getName();
+ if (std::error_code EC = SymName.getError())
+ report_fatal_error(EC.message());
+ outs() << "external relocation entry for symbol:" << *SymName << "\n";
continue;
}
bool r_scattered = false;
uint32_t r_value, pair_r_value, r_type;
for (const RelocationRef &Reloc : info->S.relocations()) {
- uint64_t RelocOffset;
- Reloc.getOffset(RelocOffset);
+ uint64_t RelocOffset = Reloc.getOffset();
if (RelocOffset == sect_offset) {
Rel = Reloc.getRawDataRefImpl();
RE = info->O->getRelocation(Rel);
}
}
if (reloc_found && isExtern) {
- StringRef SymName;
- Symbol.getName(SymName);
- const char *name = SymName.data();
+ ErrorOr<StringRef> SymName = Symbol.getName();
+ if (std::error_code EC = SymName.getError())
+ report_fatal_error(EC.message());
+ const char *name = SymName->data();
op_info->AddSymbol.Present = 1;
op_info->AddSymbol.Name = name;
// For i386 extern relocation entries the value in the instruction is
bool isExtern = false;
SymbolRef Symbol;
for (const RelocationRef &Reloc : info->S.relocations()) {
- uint64_t RelocOffset;
- Reloc.getOffset(RelocOffset);
+ uint64_t RelocOffset = Reloc.getOffset();
if (RelocOffset == sect_offset) {
Rel = Reloc.getRawDataRefImpl();
RE = info->O->getRelocation(Rel);
// is the offset from the external symbol.
if (info->O->getAnyRelocationPCRel(RE))
op_info->Value -= Pc + Offset + Size;
- StringRef SymName;
- Symbol.getName(SymName);
- const char *name = SymName.data();
+ ErrorOr<StringRef> SymName = Symbol.getName();
+ if (std::error_code EC = SymName.getError())
+ report_fatal_error(EC.message());
+ const char *name = SymName->data();
unsigned Type = info->O->getAnyRelocationType(RE);
if (Type == MachO::X86_64_RELOC_SUBTRACTOR) {
DataRefImpl RelNext = Rel;
op_info->SubtractSymbol.Name = name;
symbol_iterator RelocSymNext = info->O->getSymbolByIndex(SymbolNum);
Symbol = *RelocSymNext;
- StringRef SymNameNext;
- Symbol.getName(SymNameNext);
- name = SymNameNext.data();
+ ErrorOr<StringRef> SymNameNext = Symbol.getName();
+ if (std::error_code EC = SymNameNext.getError())
+ report_fatal_error(EC.message());
+ name = SymNameNext->data();
}
}
// TODO: add the VariantKinds to op_info->VariantKind for relocation types
auto Reloc =
std::find_if(info->S.relocations().begin(), info->S.relocations().end(),
[&](const RelocationRef &Reloc) {
- uint64_t RelocOffset;
- Reloc.getOffset(RelocOffset);
+ uint64_t RelocOffset = Reloc.getOffset();
return RelocOffset == sect_offset;
});
}
if (isExtern) {
- StringRef SymName;
- Symbol.getName(SymName);
- const char *name = SymName.data();
+ ErrorOr<StringRef> SymName = Symbol.getName();
+ if (std::error_code EC = SymName.getError())
+ report_fatal_error(EC.message());
+ const char *name = SymName->data();
op_info->AddSymbol.Present = 1;
op_info->AddSymbol.Name = name;
switch (r_type) {
auto Reloc =
std::find_if(info->S.relocations().begin(), info->S.relocations().end(),
[&](const RelocationRef &Reloc) {
- uint64_t RelocOffset;
- Reloc.getOffset(RelocOffset);
+ uint64_t RelocOffset = Reloc.getOffset();
return RelocOffset == sect_offset;
});
// NOTE: Scattered relocations don't exist on arm64.
if (!info->O->getPlainRelocationExternal(RE))
return 0;
- StringRef SymName;
- Reloc->getSymbol()->getName(SymName);
- const char *name = SymName.data();
+ ErrorOr<StringRef> SymName = Reloc->getSymbol()->getName();
+ if (std::error_code EC = SymName.getError())
+ report_fatal_error(EC.message());
+ const char *name = SymName->data();
op_info->AddSymbol.Present = 1;
op_info->AddSymbol.Name = name;
if (indirect_symbol < Symtab.nsyms) {
symbol_iterator Sym = info->O->getSymbolByIndex(indirect_symbol);
SymbolRef Symbol = *Sym;
- StringRef SymName;
- Symbol.getName(SymName);
- const char *name = SymName.data();
+ ErrorOr<StringRef> SymName = Symbol.getName();
+ if (std::error_code EC = SymName.getError())
+ report_fatal_error(EC.message());
+ const char *name = SymName->data();
return name;
}
}
if (indirect_symbol < Symtab.nsyms) {
symbol_iterator Sym = info->O->getSymbolByIndex(indirect_symbol);
SymbolRef Symbol = *Sym;
- StringRef SymName;
- Symbol.getName(SymName);
- const char *name = SymName.data();
+ ErrorOr<StringRef> SymName = Symbol.getName();
+ if (std::error_code EC = SymName.getError())
+ report_fatal_error(EC.message());
+ const char *name = SymName->data();
return name;
}
}
// for the specified section offset in the specified section reference.
// If no relocation information is found and a non-zero ReferenceValue for the
// symbol is passed, look up that address in the info's AddrMap.
-static const char *
-get_symbol_64(uint32_t sect_offset, SectionRef S, DisassembleInfo *info,
- uint64_t &n_value,
- uint64_t ReferenceValue = UnknownAddressOrSize) {
+static const char *get_symbol_64(uint32_t sect_offset, SectionRef S,
+ DisassembleInfo *info, uint64_t &n_value,
+ uint64_t ReferenceValue = UnknownAddress) {
n_value = 0;
if (!info->verbose)
return nullptr;
bool isExtern = false;
SymbolRef Symbol;
for (const RelocationRef &Reloc : S.relocations()) {
- uint64_t RelocOffset;
- Reloc.getOffset(RelocOffset);
+ uint64_t RelocOffset = Reloc.getOffset();
if (RelocOffset == sect_offset) {
Rel = Reloc.getRawDataRefImpl();
RE = info->O->getRelocation(Rel);
const char *SymbolName = nullptr;
if (reloc_found && isExtern) {
Symbol.getAddress(n_value);
- if (n_value == UnknownAddressOrSize)
+ if (n_value == UnknownAddress)
n_value = 0;
- StringRef name;
- Symbol.getName(name);
- if (!name.empty()) {
- SymbolName = name.data();
+ ErrorOr<StringRef> NameOrError = Symbol.getName();
+ if (std::error_code EC = NameOrError.getError())
+ report_fatal_error(EC.message());
+ StringRef Name = *NameOrError;
+ if (!Name.empty()) {
+ SymbolName = Name.data();
return SymbolName;
}
}
// We did not find an external relocation entry so look up the ReferenceValue
// as an address of a symbol and if found return that symbol's name.
- if (ReferenceValue != UnknownAddressOrSize)
+ if (ReferenceValue != UnknownAddress)
SymbolName = GuessSymbolName(ReferenceValue, info->AddrMap);
return SymbolName;
bool isExtern = false;
SymbolRef Symbol;
for (const RelocationRef &Reloc : info->S.relocations()) {
- uint64_t RelocOffset;
- Reloc.getOffset(RelocOffset);
+ uint64_t RelocOffset = Reloc.getOffset();
if (RelocOffset == sect_offset) {
Rel = Reloc.getRawDataRefImpl();
RE = info->O->getRelocation(Rel);
// Parse relocations.
std::vector<std::pair<uint64_t, SymbolRef>> Relocs;
for (const RelocationRef &Reloc : Sections[SectIdx].relocations()) {
- uint64_t RelocOffset;
- Reloc.getOffset(RelocOffset);
+ uint64_t RelocOffset = Reloc.getOffset();
uint64_t SectionAddress = Sections[SectIdx].getAddress();
RelocOffset -= SectionAddress;
SymbolAddressMap AddrMap;
bool DisSymNameFound = false;
for (const SymbolRef &Symbol : MachOOF->symbols()) {
- SymbolRef::Type ST;
- Symbol.getType(ST);
+ SymbolRef::Type ST = Symbol.getType();
if (ST == SymbolRef::ST_Function || ST == SymbolRef::ST_Data ||
ST == SymbolRef::ST_Other) {
uint64_t Address;
Symbol.getAddress(Address);
- StringRef SymName;
- Symbol.getName(SymName);
+ ErrorOr<StringRef> SymNameOrErr = Symbol.getName();
+ if (std::error_code EC = SymNameOrErr.getError())
+ report_fatal_error(EC.message());
+ StringRef SymName = *SymNameOrErr;
AddrMap[Address] = SymName;
if (!DisSymName.empty() && DisSymName == SymName)
DisSymNameFound = true;
// Disassemble symbol by symbol.
for (unsigned SymIdx = 0; SymIdx != Symbols.size(); SymIdx++) {
- StringRef SymName;
- Symbols[SymIdx].getName(SymName);
+ ErrorOr<StringRef> SymNameOrErr = Symbols[SymIdx].getName();
+ if (std::error_code EC = SymNameOrErr.getError())
+ report_fatal_error(EC.message());
+ StringRef SymName = *SymNameOrErr;
- SymbolRef::Type ST;
- Symbols[SymIdx].getType(ST);
+ SymbolRef::Type ST = Symbols[SymIdx].getType();
if (ST != SymbolRef::ST_Function)
continue;
uint64_t NextSym = 0;
uint64_t NextSymIdx = SymIdx + 1;
while (Symbols.size() > NextSymIdx) {
- SymbolRef::Type NextSymType;
- Symbols[NextSymIdx].getType(NextSymType);
+ SymbolRef::Type NextSymType = Symbols[NextSymIdx].getType();
if (NextSymType == SymbolRef::ST_Function) {
containsNextSym =
Sections[SectIdx].containsSymbol(Symbols[NextSymIdx]);
const RelocationRef &Reloc, uint64_t Addr,
StringRef &Name, uint64_t &Addend) {
if (Reloc.getSymbol() != Obj->symbol_end()) {
- Reloc.getSymbol()->getName(Name);
+ ErrorOr<StringRef> NameOrErr = Reloc.getSymbol()->getName();
+ if (std::error_code EC = NameOrErr.getError())
+ report_fatal_error(EC.message());
+ Name = *NameOrErr;
Addend = Addr;
return;
}
Sym->second.getSection(SymSection);
if (RelocSection == *SymSection) {
// There's a valid symbol in the same section before this reference.
- Sym->second.getName(Name);
+ ErrorOr<StringRef> NameOrErr = Sym->second.getName();
+ if (std::error_code EC = NameOrErr.getError())
+ report_fatal_error(EC.message());
+ Name = *NameOrErr;
Addend = Addr - Sym->first;
return;
}
StringRef Name;
uint64_t Addend;
- if (!Reloc.getObjectFile())
+ if (!Reloc.getObject())
return;
findUnwindRelocNameAddend(Obj, Symbols, Reloc, Addr, Name, Addend);
// Next we need to look at the relocations to find out what objects are
// actually being referred to.
for (const RelocationRef &Reloc : CompactUnwind.relocations()) {
- uint64_t RelocAddress;
- Reloc.getOffset(RelocAddress);
+ uint64_t RelocAddress = Reloc.getOffset();
uint32_t EntryIdx = RelocAddress / EntrySize;
uint32_t OffsetInEntry = RelocAddress - EntryIdx * EntrySize;
<< format("0x%08" PRIx32, Entry.CompactEncoding) << '\n';
// 4. The personality function, if present.
- if (Entry.PersonalityReloc.getObjectFile()) {
+ if (Entry.PersonalityReloc.getObject()) {
outs() << " personality function: "
<< format("0x%" PRIx64, Entry.PersonalityAddr) << ' ';
printUnwindRelocDest(Obj, Symbols, Entry.PersonalityReloc,
}
// 5. This entry's language-specific data area.
- if (Entry.LSDAReloc.getObjectFile()) {
+ if (Entry.LSDAReloc.getObject()) {
outs() << " LSDA: " << format("0x%" PRIx64,
Entry.LSDAAddr) << ' ';
printUnwindRelocDest(Obj, Symbols, Entry.LSDAReloc, Entry.LSDAAddr);
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