int ArgList::getLastArgIntValue(OptSpecifier Id, int Default,
clang::DiagnosticsEngine &Diags) const {
int Res = Default;
if (Arg *A = getLastArg(Id)) {
if (StringRef(A->getValue(*this)).getAsInteger(10, Res))
Diags.Report(diag::err_drv_invalid_int_value)
<< A->getAsString(*this) << A->getValue(*this);
}
return Res;
}
// ParseArguments -
static void ParseArguments(llvm::SmallVectorImpl<const char*> &ArgVector,
llvm::SmallVectorImpl<const char*> &Inputs,
RSCCOptions &Opts,
clang::DiagnosticsEngine &DiagEngine) {
if (ArgVector.size() > 1) {
const char **ArgBegin = ArgVector.data() + 1;
const char **ArgEnd = ArgVector.data() + ArgVector.size();
unsigned MissingArgIndex, MissingArgCount;
llvm::OwningPtr<OptTable> OptParser(createRSCCOptTable());
llvm::OwningPtr<InputArgList> Args(
OptParser->ParseArgs(ArgBegin, ArgEnd, MissingArgIndex, MissingArgCount));
// Check for missing argument error.
if (MissingArgCount)
DiagEngine.Report(clang::diag::err_drv_missing_argument)
<< Args->getArgString(MissingArgIndex) << MissingArgCount;
clang::DiagnosticOptions DiagOpts;
DiagOpts.IgnoreWarnings = Args->hasArg(OPT_w);
DiagOpts.Warnings = Args->getAllArgValues(OPT_W);
clang::ProcessWarningOptions(DiagEngine, DiagOpts);
// Issue errors on unknown arguments.
for (arg_iterator it = Args->filtered_begin(OPT_UNKNOWN),
ie = Args->filtered_end(); it != ie; ++it)
DiagEngine.Report(clang::diag::err_drv_unknown_argument)
<< (*it)->getAsString(*Args);
for (ArgList::const_iterator it = Args->begin(), ie = Args->end();
it != ie; ++it) {
const Arg *A = *it;
if (A->getOption().getKind() == Option::InputClass)
Inputs.push_back(A->getValue(*Args));
}
Opts.mIncludePaths = Args->getAllArgValues(OPT_I);
Opts.mOutputDir = Args->getLastArgValue(OPT_o);
if (const Arg *A = Args->getLastArg(OPT_M_Group)) {
switch (A->getOption().getID()) {
case OPT_M: {
Opts.mOutputDep = 1;
Opts.mOutputType = slang::Slang::OT_Dependency;
break;
}
case OPT_MD: {
Opts.mOutputDep = 1;
Opts.mOutputType = slang::Slang::OT_Bitcode;
break;
}
default: {
slangAssert(false && "Invalid option in M group!");
}
}
}
if (const Arg *A = Args->getLastArg(OPT_Output_Type_Group)) {
switch (A->getOption().getID()) {
case OPT_emit_asm: {
Opts.mOutputType = slang::Slang::OT_Assembly;
break;
}
case OPT_emit_llvm: {
Opts.mOutputType = slang::Slang::OT_LLVMAssembly;
break;
}
case OPT_emit_bc: {
Opts.mOutputType = slang::Slang::OT_Bitcode;
break;
}
case OPT_emit_nothing: {
Opts.mOutputType = slang::Slang::OT_Nothing;
break;
}
default: {
slangAssert(false && "Invalid option in output type group!");
}
}
}
if (Opts.mOutputDep &&
((Opts.mOutputType != slang::Slang::OT_Bitcode) &&
(Opts.mOutputType != slang::Slang::OT_Dependency)))
DiagEngine.Report(clang::diag::err_drv_argument_not_allowed_with)
<< Args->getLastArg(OPT_M_Group)->getAsString(*Args)
<< Args->getLastArg(OPT_Output_Type_Group)->getAsString(*Args);
Opts.mAllowRSPrefix = Args->hasArg(OPT_allow_rs_prefix);
Opts.mJavaReflectionPathBase =
Args->getLastArgValue(OPT_java_reflection_path_base);
Opts.mJavaReflectionPackageName =
Args->getLastArgValue(OPT_java_reflection_package_name);
Opts.mRSPackageName = Args->getLastArgValue(OPT_rs_package_name);
llvm::StringRef BitcodeStorageValue =
Args->getLastArgValue(OPT_bitcode_storage);
if (BitcodeStorageValue == "ar")
Opts.mBitcodeStorage = slang::BCST_APK_RESOURCE;
else if (BitcodeStorageValue == "jc")
Opts.mBitcodeStorage = slang::BCST_JAVA_CODE;
else if (!BitcodeStorageValue.empty())
DiagEngine.Report(clang::diag::err_drv_invalid_value)
<< OptParser->getOptionName(OPT_bitcode_storage)
<< BitcodeStorageValue;
if (Args->hasArg(OPT_reflect_cpp)) {
Opts.mBitcodeStorage = slang::BCST_CPP_CODE;
}
Opts.mOutputDepDir =
Args->getLastArgValue(OPT_output_dep_dir, Opts.mOutputDir);
Opts.mAdditionalDepTargets =
Args->getAllArgValues(OPT_additional_dep_target);
Opts.mShowHelp = Args->hasArg(OPT_help);
Opts.mShowVersion = Args->hasArg(OPT_version);
Opts.mDebugEmission = Args->hasArg(OPT_emit_g);
size_t OptLevel = Args->getLastArgIntValue(OPT_optimization_level,
3,
DiagEngine);
Opts.mOptimizationLevel = OptLevel == 0 ? llvm::CodeGenOpt::None
: llvm::CodeGenOpt::Aggressive;
Opts.mTargetAPI = Args->getLastArgIntValue(OPT_target_api,
RS_VERSION,
DiagEngine);
}
return;
}
static clang::DiagnosticsEngine::Level getLevel(unsigned DiagID) {
// FIXME: This feels like a hack.
static clang::DiagnosticsEngine Diags(new DiagnosticIDs,
new DiagnosticOptions);
return Diags.getDiagnosticLevel(DiagID, SourceLocation());
}
