ErrorOr<ObjectFile *>
LLVMSymbolizer::getOrCreateObject(const std::string &Path,
const std::string &ArchName) {
const auto &I = BinaryForPath.find(Path);
Binary *Bin = nullptr;
if (I == BinaryForPath.end()) {
Expected<OwningBinary<Binary>> BinOrErr = createBinary(Path);
if (!BinOrErr) {
auto EC = errorToErrorCode(BinOrErr.takeError());
BinaryForPath.insert(std::make_pair(Path, EC));
return EC;
}
Bin = BinOrErr->getBinary();
BinaryForPath.insert(std::make_pair(Path, std::move(BinOrErr.get())));
} else if (auto EC = I->second.getError()) {
return EC;
} else {
Bin = I->second->getBinary();
}
assert(Bin != nullptr);
if (MachOUniversalBinary *UB = dyn_cast<MachOUniversalBinary>(Bin)) {
const auto &I = ObjectForUBPathAndArch.find(std::make_pair(Path, ArchName));
if (I != ObjectForUBPathAndArch.end()) {
if (auto EC = I->second.getError())
return EC;
return I->second->get();
}
ErrorOr<std::unique_ptr<ObjectFile>> ObjOrErr =
UB->getObjectForArch(ArchName);
if (auto EC = ObjOrErr.getError()) {
ObjectForUBPathAndArch.insert(
std::make_pair(std::make_pair(Path, ArchName), EC));
return EC;
}
ObjectFile *Res = ObjOrErr->get();
ObjectForUBPathAndArch.insert(std::make_pair(std::make_pair(Path, ArchName),
std::move(ObjOrErr.get())));
return Res;
}
if (Bin->isObject()) {
return cast<ObjectFile>(Bin);
}
return object_error::arch_not_found;
}
