TEST(Option, ParseWithFlagExclusions) {
TestOptTable T;
unsigned MAI, MAC;
// Exclude flag3 to avoid parsing as OPT_SLASH_C.
InputArgList AL = T.ParseArgs(Args, MAI, MAC,
/*FlagsToInclude=*/0,
/*FlagsToExclude=*/OptFlag3);
EXPECT_TRUE(AL.hasArg(OPT_A));
EXPECT_TRUE(AL.hasArg(OPT_C));
EXPECT_FALSE(AL.hasArg(OPT_SLASH_C));
// Exclude flag1 to avoid parsing as OPT_C.
AL = T.ParseArgs(Args, MAI, MAC,
/*FlagsToInclude=*/0,
/*FlagsToExclude=*/OptFlag1);
EXPECT_TRUE(AL.hasArg(OPT_B));
EXPECT_FALSE(AL.hasArg(OPT_C));
EXPECT_TRUE(AL.hasArg(OPT_SLASH_C));
const char *NewArgs[] = { "/C", "foo", "--C=bar" };
AL = T.ParseArgs(NewArgs, MAI, MAC);
EXPECT_TRUE(AL.hasArg(OPT_SLASH_C));
EXPECT_TRUE(AL.hasArg(OPT_C));
EXPECT_EQ("foo", AL.getLastArgValue(OPT_SLASH_C));
EXPECT_EQ("bar", AL.getLastArgValue(OPT_C));
}
TEST(Option, OptionParsing) {
TestOptTable T;
unsigned MAI, MAC;
InputArgList AL = T.ParseArgs(Args, MAI, MAC);
// Check they all exist.
EXPECT_TRUE(AL.hasArg(OPT_A));
EXPECT_TRUE(AL.hasArg(OPT_B));
EXPECT_TRUE(AL.hasArg(OPT_C));
EXPECT_TRUE(AL.hasArg(OPT_D));
EXPECT_TRUE(AL.hasArg(OPT_E));
EXPECT_TRUE(AL.hasArg(OPT_F));
EXPECT_TRUE(AL.hasArg(OPT_G));
// Check the values.
EXPECT_EQ("hi", AL.getLastArgValue(OPT_B));
EXPECT_EQ("bye", AL.getLastArgValue(OPT_C));
EXPECT_EQ("adena", AL.getLastArgValue(OPT_D));
std::vector<std::string> Es = AL.getAllArgValues(OPT_E);
EXPECT_EQ("apple", Es[0]);
EXPECT_EQ("bloom", Es[1]);
EXPECT_EQ("42", AL.getLastArgValue(OPT_F));
std::vector<std::string> Gs = AL.getAllArgValues(OPT_G);
EXPECT_EQ("chuu", Gs[0]);
EXPECT_EQ("2", Gs[1]);
// Check the help text.
std::string Help;
raw_string_ostream RSO(Help);
T.PrintHelp(RSO, "test", "title!");
EXPECT_NE(std::string::npos, Help.find("-A"));
// Check usage line.
T.PrintHelp(RSO, "name [options] file...", "title!");
EXPECT_NE(std::string::npos, Help.find("USAGE: name [options] file...\n"));
// Test aliases.
auto Cs = AL.filtered(OPT_C);
ASSERT_NE(Cs.begin(), Cs.end());
EXPECT_EQ("desu", StringRef((*Cs.begin())->getValue()));
ArgStringList ASL;
(*Cs.begin())->render(AL, ASL);
ASSERT_EQ(2u, ASL.size());
EXPECT_EQ("-C", StringRef(ASL[0]));
EXPECT_EQ("desu", StringRef(ASL[1]));
}
bool AssemblerInvocation::CreateFromArgs(AssemblerInvocation &Opts,
ArrayRef<const char *> Argv,
DiagnosticsEngine &Diags) {
bool Success = true;
// Parse the arguments.
std::unique_ptr<OptTable> OptTbl(createDriverOptTable());
const unsigned IncludedFlagsBitmask = options::CC1AsOption;
unsigned MissingArgIndex, MissingArgCount;
InputArgList Args = OptTbl->ParseArgs(Argv, MissingArgIndex, MissingArgCount,
IncludedFlagsBitmask);
// Check for missing argument error.
if (MissingArgCount) {
Diags.Report(diag::err_drv_missing_argument)
<< Args.getArgString(MissingArgIndex) << MissingArgCount;
Success = false;
}
// Issue errors on unknown arguments.
for (const Arg *A : Args.filtered(OPT_UNKNOWN)) {
auto ArgString = A->getAsString(Args);
std::string Nearest;
if (OptTbl->findNearest(ArgString, Nearest, IncludedFlagsBitmask) > 1)
Diags.Report(diag::err_drv_unknown_argument) << ArgString;
else
Diags.Report(diag::err_drv_unknown_argument_with_suggestion)
<< ArgString << Nearest;
Success = false;
}
// Construct the invocation.
// Target Options
Opts.Triple = llvm::Triple::normalize(Args.getLastArgValue(OPT_triple));
Opts.CPU = Args.getLastArgValue(OPT_target_cpu);
Opts.Features = Args.getAllArgValues(OPT_target_feature);
// Use the default target triple if unspecified.
if (Opts.Triple.empty())
Opts.Triple = llvm::sys::getDefaultTargetTriple();
// Language Options
Opts.IncludePaths = Args.getAllArgValues(OPT_I);
Opts.NoInitialTextSection = Args.hasArg(OPT_n);
Opts.SaveTemporaryLabels = Args.hasArg(OPT_msave_temp_labels);
// Any DebugInfoKind implies GenDwarfForAssembly.
Opts.GenDwarfForAssembly = Args.hasArg(OPT_debug_info_kind_EQ);
if (const Arg *A = Args.getLastArg(OPT_compress_debug_sections,
OPT_compress_debug_sections_EQ)) {
if (A->getOption().getID() == OPT_compress_debug_sections) {
// TODO: be more clever about the compression type auto-detection
Opts.CompressDebugSections = llvm::DebugCompressionType::GNU;
} else {
Opts.CompressDebugSections =
llvm::StringSwitch<llvm::DebugCompressionType>(A->getValue())
.Case("none", llvm::DebugCompressionType::None)
.Case("zlib", llvm::DebugCompressionType::Z)
.Case("zlib-gnu", llvm::DebugCompressionType::GNU)
.Default(llvm::DebugCompressionType::None);
}
}
Opts.RelaxELFRelocations = Args.hasArg(OPT_mrelax_relocations);
Opts.DwarfVersion = getLastArgIntValue(Args, OPT_dwarf_version_EQ, 2, Diags);
Opts.DwarfDebugFlags = Args.getLastArgValue(OPT_dwarf_debug_flags);
Opts.DwarfDebugProducer = Args.getLastArgValue(OPT_dwarf_debug_producer);
Opts.DebugCompilationDir = Args.getLastArgValue(OPT_fdebug_compilation_dir);
Opts.MainFileName = Args.getLastArgValue(OPT_main_file_name);
for (const auto &Arg : Args.getAllArgValues(OPT_fdebug_prefix_map_EQ))
Opts.DebugPrefixMap.insert(StringRef(Arg).split('='));
// Frontend Options
if (Args.hasArg(OPT_INPUT)) {
bool First = true;
for (const Arg *A : Args.filtered(OPT_INPUT)) {
if (First) {
Opts.InputFile = A->getValue();
First = false;
} else {
Diags.Report(diag::err_drv_unknown_argument) << A->getAsString(Args);
Success = false;
}
}
}
Opts.LLVMArgs = Args.getAllArgValues(OPT_mllvm);
Opts.OutputPath = Args.getLastArgValue(OPT_o);
Opts.SplitDwarfFile = Args.getLastArgValue(OPT_split_dwarf_file);
if (Arg *A = Args.getLastArg(OPT_filetype)) {
StringRef Name = A->getValue();
unsigned OutputType = StringSwitch<unsigned>(Name)
.Case("asm", FT_Asm)
.Case("null", FT_Null)
.Case("obj", FT_Obj)
.Default(~0U);
if (OutputType == ~0U) {
Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name;
Success = false;
} else
Opts.OutputType = FileType(OutputType);
}
Opts.ShowHelp = Args.hasArg(OPT_help);
Opts.ShowVersion = Args.hasArg(OPT_version);
// Transliterate Options
Opts.OutputAsmVariant =
getLastArgIntValue(Args, OPT_output_asm_variant, 0, Diags);
Opts.ShowEncoding = Args.hasArg(OPT_show_encoding);
Opts.ShowInst = Args.hasArg(OPT_show_inst);
// Assemble Options
Opts.RelaxAll = Args.hasArg(OPT_mrelax_all);
Opts.NoExecStack = Args.hasArg(OPT_mno_exec_stack);
Opts.FatalWarnings = Args.hasArg(OPT_massembler_fatal_warnings);
Opts.RelocationModel = Args.getLastArgValue(OPT_mrelocation_model, "pic");
Opts.IncrementalLinkerCompatible =
Args.hasArg(OPT_mincremental_linker_compatible);
Opts.SymbolDefs = Args.getAllArgValues(OPT_defsym);
// EmbedBitcode Option. If -fembed-bitcode is enabled, set the flag.
// EmbedBitcode behaves the same for all embed options for assembly files.
if (auto *A = Args.getLastArg(OPT_fembed_bitcode_EQ)) {
Opts.EmbedBitcode = llvm::StringSwitch<unsigned>(A->getValue())
.Case("all", 1)
.Case("bitcode", 1)
.Case("marker", 1)
.Default(0);
}
return Success;
}
bool AssemblerInvocation::CreateFromArgs(AssemblerInvocation &Opts,
ArrayRef<const char *> Argv,
DiagnosticsEngine &Diags) {
bool Success = true;
// Parse the arguments.
std::unique_ptr<OptTable> OptTbl(createDriverOptTable());
const unsigned IncludedFlagsBitmask = options::CC1AsOption;
unsigned MissingArgIndex, MissingArgCount;
InputArgList Args = OptTbl->ParseArgs(Argv, MissingArgIndex, MissingArgCount,
IncludedFlagsBitmask);
// Check for missing argument error.
if (MissingArgCount) {
Diags.Report(diag::err_drv_missing_argument)
<< Args.getArgString(MissingArgIndex) << MissingArgCount;
Success = false;
}
// Issue errors on unknown arguments.
for (const Arg *A : Args.filtered(OPT_UNKNOWN)) {
Diags.Report(diag::err_drv_unknown_argument) << A->getAsString(Args);
Success = false;
}
// Construct the invocation.
// Target Options
Opts.Triple = llvm::Triple::normalize(Args.getLastArgValue(OPT_triple));
Opts.CPU = Args.getLastArgValue(OPT_target_cpu);
Opts.Features = Args.getAllArgValues(OPT_target_feature);
// Use the default target triple if unspecified.
if (Opts.Triple.empty())
Opts.Triple = llvm::sys::getDefaultTargetTriple();
// Language Options
Opts.IncludePaths = Args.getAllArgValues(OPT_I);
Opts.NoInitialTextSection = Args.hasArg(OPT_n);
Opts.SaveTemporaryLabels = Args.hasArg(OPT_msave_temp_labels);
// Any DebugInfoKind implies GenDwarfForAssembly.
Opts.GenDwarfForAssembly = Args.hasArg(OPT_debug_info_kind_EQ);
Opts.CompressDebugSections = Args.hasArg(OPT_compress_debug_sections);
Opts.RelaxELFRelocations = Args.hasArg(OPT_mrelax_relocations);
Opts.DwarfVersion = getLastArgIntValue(Args, OPT_dwarf_version_EQ, 2, Diags);
Opts.DwarfDebugFlags = Args.getLastArgValue(OPT_dwarf_debug_flags);
Opts.DwarfDebugProducer = Args.getLastArgValue(OPT_dwarf_debug_producer);
Opts.DebugCompilationDir = Args.getLastArgValue(OPT_fdebug_compilation_dir);
Opts.MainFileName = Args.getLastArgValue(OPT_main_file_name);
// Frontend Options
if (Args.hasArg(OPT_INPUT)) {
bool First = true;
for (arg_iterator it = Args.filtered_begin(OPT_INPUT),
ie = Args.filtered_end();
it != ie; ++it, First = false) {
const Arg *A = it;
if (First)
Opts.InputFile = A->getValue();
else {
Diags.Report(diag::err_drv_unknown_argument) << A->getAsString(Args);
Success = false;
}
}
}
Opts.LLVMArgs = Args.getAllArgValues(OPT_mllvm);
Opts.OutputPath = Args.getLastArgValue(OPT_o);
if (Arg *A = Args.getLastArg(OPT_filetype)) {
StringRef Name = A->getValue();
unsigned OutputType = StringSwitch<unsigned>(Name)
.Case("asm", FT_Asm)
.Case("null", FT_Null)
.Case("obj", FT_Obj)
.Default(~0U);
if (OutputType == ~0U) {
Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name;
Success = false;
} else
Opts.OutputType = FileType(OutputType);
}
Opts.ShowHelp = Args.hasArg(OPT_help);
Opts.ShowVersion = Args.hasArg(OPT_version);
// Transliterate Options
Opts.OutputAsmVariant =
getLastArgIntValue(Args, OPT_output_asm_variant, 0, Diags);
Opts.ShowEncoding = Args.hasArg(OPT_show_encoding);
Opts.ShowInst = Args.hasArg(OPT_show_inst);
// Assemble Options
Opts.RelaxAll = Args.hasArg(OPT_mrelax_all);
Opts.NoExecStack = Args.hasArg(OPT_mno_exec_stack);
Opts.FatalWarnings = Args.hasArg(OPT_massembler_fatal_warnings);
Opts.RelocationModel = Args.getLastArgValue(OPT_mrelocation_model, "pic");
Opts.IncrementalLinkerCompatible =
Args.hasArg(OPT_mincremental_linker_compatible);
return Success;
}