| //===- CompilerInvocation.cpp ---------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "clang/Frontend/CompilerInvocation.h" |
| #include "TestModuleFileExtension.h" |
| #include "clang/Basic/Builtins.h" |
| #include "clang/Basic/CharInfo.h" |
| #include "clang/Basic/CodeGenOptions.h" |
| #include "clang/Basic/CommentOptions.h" |
| #include "clang/Basic/DebugInfoOptions.h" |
| #include "clang/Basic/Diagnostic.h" |
| #include "clang/Basic/DiagnosticDriver.h" |
| #include "clang/Basic/DiagnosticOptions.h" |
| #include "clang/Basic/FileSystemOptions.h" |
| #include "clang/Basic/LLVM.h" |
| #include "clang/Basic/LangOptions.h" |
| #include "clang/Basic/LangStandard.h" |
| #include "clang/Basic/ObjCRuntime.h" |
| #include "clang/Basic/Sanitizers.h" |
| #include "clang/Basic/SourceLocation.h" |
| #include "clang/Basic/TargetOptions.h" |
| #include "clang/Basic/Version.h" |
| #include "clang/Basic/Visibility.h" |
| #include "clang/Basic/XRayInstr.h" |
| #include "clang/Config/config.h" |
| #include "clang/Driver/Driver.h" |
| #include "clang/Driver/DriverDiagnostic.h" |
| #include "clang/Driver/Options.h" |
| #include "clang/Frontend/CommandLineSourceLoc.h" |
| #include "clang/Frontend/DependencyOutputOptions.h" |
| #include "clang/Frontend/FrontendDiagnostic.h" |
| #include "clang/Frontend/FrontendOptions.h" |
| #include "clang/Frontend/FrontendPluginRegistry.h" |
| #include "clang/Frontend/MigratorOptions.h" |
| #include "clang/Frontend/PreprocessorOutputOptions.h" |
| #include "clang/Frontend/TextDiagnosticBuffer.h" |
| #include "clang/Frontend/Utils.h" |
| #include "clang/Lex/HeaderSearchOptions.h" |
| #include "clang/Lex/PreprocessorOptions.h" |
| #include "clang/Sema/CodeCompleteOptions.h" |
| #include "clang/Serialization/ASTBitCodes.h" |
| #include "clang/Serialization/ModuleFileExtension.h" |
| #include "clang/StaticAnalyzer/Core/AnalyzerOptions.h" |
| #include "llvm/ADT/APInt.h" |
| #include "llvm/ADT/ArrayRef.h" |
| #include "llvm/ADT/CachedHashString.h" |
| #include "llvm/ADT/DenseSet.h" |
| #include "llvm/ADT/FloatingPointMode.h" |
| #include "llvm/ADT/Hashing.h" |
| #include "llvm/ADT/None.h" |
| #include "llvm/ADT/Optional.h" |
| #include "llvm/ADT/STLExtras.h" |
| #include "llvm/ADT/SmallString.h" |
| #include "llvm/ADT/SmallVector.h" |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/ADT/StringSwitch.h" |
| #include "llvm/ADT/Triple.h" |
| #include "llvm/ADT/Twine.h" |
| #include "llvm/Config/llvm-config.h" |
| #include "llvm/IR/DebugInfoMetadata.h" |
| #include "llvm/Linker/Linker.h" |
| #include "llvm/MC/MCTargetOptions.h" |
| #include "llvm/Option/Arg.h" |
| #include "llvm/Option/ArgList.h" |
| #include "llvm/Option/OptSpecifier.h" |
| #include "llvm/Option/OptTable.h" |
| #include "llvm/Option/Option.h" |
| #include "llvm/ProfileData/InstrProfReader.h" |
| #include "llvm/Remarks/HotnessThresholdParser.h" |
| #include "llvm/Support/CodeGen.h" |
| #include "llvm/Support/Compiler.h" |
| #include "llvm/Support/Error.h" |
| #include "llvm/Support/ErrorHandling.h" |
| #include "llvm/Support/ErrorOr.h" |
| #include "llvm/Support/FileSystem.h" |
| #include "llvm/Support/HashBuilder.h" |
| #include "llvm/Support/Host.h" |
| #include "llvm/Support/MathExtras.h" |
| #include "llvm/Support/MemoryBuffer.h" |
| #include "llvm/Support/Path.h" |
| #include "llvm/Support/Process.h" |
| #include "llvm/Support/Regex.h" |
| #include "llvm/Support/VersionTuple.h" |
| #include "llvm/Support/VirtualFileSystem.h" |
| #include "llvm/Support/raw_ostream.h" |
| #include "llvm/Target/TargetOptions.h" |
| #include <algorithm> |
| #include <atomic> |
| #include <cassert> |
| #include <cstddef> |
| #include <cstring> |
| #include <memory> |
| #include <string> |
| #include <tuple> |
| #include <type_traits> |
| #include <utility> |
| #include <vector> |
| |
| using namespace clang; |
| using namespace driver; |
| using namespace options; |
| using namespace llvm::opt; |
| |
| //===----------------------------------------------------------------------===// |
| // Initialization. |
| //===----------------------------------------------------------------------===// |
| |
| CompilerInvocationRefBase::CompilerInvocationRefBase() |
| : LangOpts(new LangOptions()), TargetOpts(new TargetOptions()), |
| DiagnosticOpts(new DiagnosticOptions()), |
| HeaderSearchOpts(new HeaderSearchOptions()), |
| PreprocessorOpts(new PreprocessorOptions()), |
| AnalyzerOpts(new AnalyzerOptions()) {} |
| |
| CompilerInvocationRefBase::CompilerInvocationRefBase( |
| const CompilerInvocationRefBase &X) |
| : LangOpts(new LangOptions(*X.getLangOpts())), |
| TargetOpts(new TargetOptions(X.getTargetOpts())), |
| DiagnosticOpts(new DiagnosticOptions(X.getDiagnosticOpts())), |
| HeaderSearchOpts(new HeaderSearchOptions(X.getHeaderSearchOpts())), |
| PreprocessorOpts(new PreprocessorOptions(X.getPreprocessorOpts())), |
| AnalyzerOpts(new AnalyzerOptions(*X.getAnalyzerOpts())) {} |
| |
| CompilerInvocationRefBase::CompilerInvocationRefBase( |
| CompilerInvocationRefBase &&X) = default; |
| |
| CompilerInvocationRefBase & |
| CompilerInvocationRefBase::operator=(CompilerInvocationRefBase X) { |
| LangOpts.swap(X.LangOpts); |
| TargetOpts.swap(X.TargetOpts); |
| DiagnosticOpts.swap(X.DiagnosticOpts); |
| HeaderSearchOpts.swap(X.HeaderSearchOpts); |
| PreprocessorOpts.swap(X.PreprocessorOpts); |
| AnalyzerOpts.swap(X.AnalyzerOpts); |
| return *this; |
| } |
| |
| CompilerInvocationRefBase & |
| CompilerInvocationRefBase::operator=(CompilerInvocationRefBase &&X) = default; |
| |
| CompilerInvocationRefBase::~CompilerInvocationRefBase() = default; |
| |
| //===----------------------------------------------------------------------===// |
| // Normalizers |
| //===----------------------------------------------------------------------===// |
| |
| #define SIMPLE_ENUM_VALUE_TABLE |
| #include "clang/Driver/Options.inc" |
| #undef SIMPLE_ENUM_VALUE_TABLE |
| |
| static llvm::Optional<bool> normalizeSimpleFlag(OptSpecifier Opt, |
| unsigned TableIndex, |
| const ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| if (Args.hasArg(Opt)) |
| return true; |
| return None; |
| } |
| |
| static Optional<bool> normalizeSimpleNegativeFlag(OptSpecifier Opt, unsigned, |
| const ArgList &Args, |
| DiagnosticsEngine &) { |
| if (Args.hasArg(Opt)) |
| return false; |
| return None; |
| } |
| |
| /// The tblgen-erated code passes in a fifth parameter of an arbitrary type, but |
| /// denormalizeSimpleFlags never looks at it. Avoid bloating compile-time with |
| /// unnecessary template instantiations and just ignore it with a variadic |
| /// argument. |
| static void denormalizeSimpleFlag(SmallVectorImpl<const char *> &Args, |
| const char *Spelling, |
| CompilerInvocation::StringAllocator, |
| Option::OptionClass, unsigned, /*T*/...) { |
| Args.push_back(Spelling); |
| } |
| |
| template <typename T> static constexpr bool is_uint64_t_convertible() { |
| return !std::is_same<T, uint64_t>::value && |
| llvm::is_integral_or_enum<T>::value; |
| } |
| |
| template <typename T, |
| std::enable_if_t<!is_uint64_t_convertible<T>(), bool> = false> |
| static auto makeFlagToValueNormalizer(T Value) { |
| return [Value](OptSpecifier Opt, unsigned, const ArgList &Args, |
| DiagnosticsEngine &) -> Optional<T> { |
| if (Args.hasArg(Opt)) |
| return Value; |
| return None; |
| }; |
| } |
| |
| template <typename T, |
| std::enable_if_t<is_uint64_t_convertible<T>(), bool> = false> |
| static auto makeFlagToValueNormalizer(T Value) { |
| return makeFlagToValueNormalizer(uint64_t(Value)); |
| } |
| |
| static auto makeBooleanOptionNormalizer(bool Value, bool OtherValue, |
| OptSpecifier OtherOpt) { |
| return [Value, OtherValue, OtherOpt](OptSpecifier Opt, unsigned, |
| const ArgList &Args, |
| DiagnosticsEngine &) -> Optional<bool> { |
| if (const Arg *A = Args.getLastArg(Opt, OtherOpt)) { |
| return A->getOption().matches(Opt) ? Value : OtherValue; |
| } |
| return None; |
| }; |
| } |
| |
| static auto makeBooleanOptionDenormalizer(bool Value) { |
| return [Value](SmallVectorImpl<const char *> &Args, const char *Spelling, |
| CompilerInvocation::StringAllocator, Option::OptionClass, |
| unsigned, bool KeyPath) { |
| if (KeyPath == Value) |
| Args.push_back(Spelling); |
| }; |
| } |
| |
| static void denormalizeStringImpl(SmallVectorImpl<const char *> &Args, |
| const char *Spelling, |
| CompilerInvocation::StringAllocator SA, |
| Option::OptionClass OptClass, unsigned, |
| const Twine &Value) { |
| switch (OptClass) { |
| case Option::SeparateClass: |
| case Option::JoinedOrSeparateClass: |
| case Option::JoinedAndSeparateClass: |
| Args.push_back(Spelling); |
| Args.push_back(SA(Value)); |
| break; |
| case Option::JoinedClass: |
| case Option::CommaJoinedClass: |
| Args.push_back(SA(Twine(Spelling) + Value)); |
| break; |
| default: |
| llvm_unreachable("Cannot denormalize an option with option class " |
| "incompatible with string denormalization."); |
| } |
| } |
| |
| template <typename T> |
| static void |
| denormalizeString(SmallVectorImpl<const char *> &Args, const char *Spelling, |
| CompilerInvocation::StringAllocator SA, |
| Option::OptionClass OptClass, unsigned TableIndex, T Value) { |
| denormalizeStringImpl(Args, Spelling, SA, OptClass, TableIndex, Twine(Value)); |
| } |
| |
| static Optional<SimpleEnumValue> |
| findValueTableByName(const SimpleEnumValueTable &Table, StringRef Name) { |
| for (int I = 0, E = Table.Size; I != E; ++I) |
| if (Name == Table.Table[I].Name) |
| return Table.Table[I]; |
| |
| return None; |
| } |
| |
| static Optional<SimpleEnumValue> |
| findValueTableByValue(const SimpleEnumValueTable &Table, unsigned Value) { |
| for (int I = 0, E = Table.Size; I != E; ++I) |
| if (Value == Table.Table[I].Value) |
| return Table.Table[I]; |
| |
| return None; |
| } |
| |
| static llvm::Optional<unsigned> normalizeSimpleEnum(OptSpecifier Opt, |
| unsigned TableIndex, |
| const ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| assert(TableIndex < SimpleEnumValueTablesSize); |
| const SimpleEnumValueTable &Table = SimpleEnumValueTables[TableIndex]; |
| |
| auto *Arg = Args.getLastArg(Opt); |
| if (!Arg) |
| return None; |
| |
| StringRef ArgValue = Arg->getValue(); |
| if (auto MaybeEnumVal = findValueTableByName(Table, ArgValue)) |
| return MaybeEnumVal->Value; |
| |
| Diags.Report(diag::err_drv_invalid_value) |
| << Arg->getAsString(Args) << ArgValue; |
| return None; |
| } |
| |
| static void denormalizeSimpleEnumImpl(SmallVectorImpl<const char *> &Args, |
| const char *Spelling, |
| CompilerInvocation::StringAllocator SA, |
| Option::OptionClass OptClass, |
| unsigned TableIndex, unsigned Value) { |
| assert(TableIndex < SimpleEnumValueTablesSize); |
| const SimpleEnumValueTable &Table = SimpleEnumValueTables[TableIndex]; |
| if (auto MaybeEnumVal = findValueTableByValue(Table, Value)) { |
| denormalizeString(Args, Spelling, SA, OptClass, TableIndex, |
| MaybeEnumVal->Name); |
| } else { |
| llvm_unreachable("The simple enum value was not correctly defined in " |
| "the tablegen option description"); |
| } |
| } |
| |
| template <typename T> |
| static void denormalizeSimpleEnum(SmallVectorImpl<const char *> &Args, |
| const char *Spelling, |
| CompilerInvocation::StringAllocator SA, |
| Option::OptionClass OptClass, |
| unsigned TableIndex, T Value) { |
| return denormalizeSimpleEnumImpl(Args, Spelling, SA, OptClass, TableIndex, |
| static_cast<unsigned>(Value)); |
| } |
| |
| static Optional<std::string> normalizeString(OptSpecifier Opt, int TableIndex, |
| const ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| auto *Arg = Args.getLastArg(Opt); |
| if (!Arg) |
| return None; |
| return std::string(Arg->getValue()); |
| } |
| |
| template <typename IntTy> |
| static Optional<IntTy> normalizeStringIntegral(OptSpecifier Opt, int, |
| const ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| auto *Arg = Args.getLastArg(Opt); |
| if (!Arg) |
| return None; |
| IntTy Res; |
| if (StringRef(Arg->getValue()).getAsInteger(0, Res)) { |
| Diags.Report(diag::err_drv_invalid_int_value) |
| << Arg->getAsString(Args) << Arg->getValue(); |
| return None; |
| } |
| return Res; |
| } |
| |
| static Optional<std::vector<std::string>> |
| normalizeStringVector(OptSpecifier Opt, int, const ArgList &Args, |
| DiagnosticsEngine &) { |
| return Args.getAllArgValues(Opt); |
| } |
| |
| static void denormalizeStringVector(SmallVectorImpl<const char *> &Args, |
| const char *Spelling, |
| CompilerInvocation::StringAllocator SA, |
| Option::OptionClass OptClass, |
| unsigned TableIndex, |
| const std::vector<std::string> &Values) { |
| switch (OptClass) { |
| case Option::CommaJoinedClass: { |
| std::string CommaJoinedValue; |
| if (!Values.empty()) { |
| CommaJoinedValue.append(Values.front()); |
| for (const std::string &Value : llvm::drop_begin(Values, 1)) { |
| CommaJoinedValue.append(","); |
| CommaJoinedValue.append(Value); |
| } |
| } |
| denormalizeString(Args, Spelling, SA, Option::OptionClass::JoinedClass, |
| TableIndex, CommaJoinedValue); |
| break; |
| } |
| case Option::JoinedClass: |
| case Option::SeparateClass: |
| case Option::JoinedOrSeparateClass: |
| for (const std::string &Value : Values) |
| denormalizeString(Args, Spelling, SA, OptClass, TableIndex, Value); |
| break; |
| default: |
| llvm_unreachable("Cannot denormalize an option with option class " |
| "incompatible with string vector denormalization."); |
| } |
| } |
| |
| static Optional<std::string> normalizeTriple(OptSpecifier Opt, int TableIndex, |
| const ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| auto *Arg = Args.getLastArg(Opt); |
| if (!Arg) |
| return None; |
| return llvm::Triple::normalize(Arg->getValue()); |
| } |
| |
| template <typename T, typename U> |
| static T mergeForwardValue(T KeyPath, U Value) { |
| return static_cast<T>(Value); |
| } |
| |
| template <typename T, typename U> static T mergeMaskValue(T KeyPath, U Value) { |
| return KeyPath | Value; |
| } |
| |
| template <typename T> static T extractForwardValue(T KeyPath) { |
| return KeyPath; |
| } |
| |
| template <typename T, typename U, U Value> |
| static T extractMaskValue(T KeyPath) { |
| return ((KeyPath & Value) == Value) ? static_cast<T>(Value) : T(); |
| } |
| |
| #define PARSE_OPTION_WITH_MARSHALLING( \ |
| ARGS, DIAGS, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) \ |
| if ((FLAGS)&options::CC1Option) { \ |
| KEYPATH = MERGER(KEYPATH, DEFAULT_VALUE); \ |
| if (IMPLIED_CHECK) \ |
| KEYPATH = MERGER(KEYPATH, IMPLIED_VALUE); \ |
| if (SHOULD_PARSE) \ |
| if (auto MaybeValue = NORMALIZER(OPT_##ID, TABLE_INDEX, ARGS, DIAGS)) \ |
| KEYPATH = \ |
| MERGER(KEYPATH, static_cast<decltype(KEYPATH)>(*MaybeValue)); \ |
| } |
| |
| // Capture the extracted value as a lambda argument to avoid potential issues |
| // with lifetime extension of the reference. |
| #define GENERATE_OPTION_WITH_MARSHALLING( \ |
| ARGS, STRING_ALLOCATOR, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, \ |
| TABLE_INDEX) \ |
| if ((FLAGS)&options::CC1Option) { \ |
| [&](const auto &Extracted) { \ |
| if (ALWAYS_EMIT || \ |
| (Extracted != \ |
| static_cast<decltype(KEYPATH)>((IMPLIED_CHECK) ? (IMPLIED_VALUE) \ |
| : (DEFAULT_VALUE)))) \ |
| DENORMALIZER(ARGS, SPELLING, STRING_ALLOCATOR, Option::KIND##Class, \ |
| TABLE_INDEX, Extracted); \ |
| }(EXTRACTOR(KEYPATH)); \ |
| } |
| |
| static const StringRef GetInputKindName(InputKind IK); |
| |
| static bool FixupInvocation(CompilerInvocation &Invocation, |
| DiagnosticsEngine &Diags, const ArgList &Args, |
| InputKind IK) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| LangOptions &LangOpts = *Invocation.getLangOpts(); |
| CodeGenOptions &CodeGenOpts = Invocation.getCodeGenOpts(); |
| TargetOptions &TargetOpts = Invocation.getTargetOpts(); |
| FrontendOptions &FrontendOpts = Invocation.getFrontendOpts(); |
| CodeGenOpts.XRayInstrumentFunctions = LangOpts.XRayInstrument; |
| CodeGenOpts.XRayAlwaysEmitCustomEvents = LangOpts.XRayAlwaysEmitCustomEvents; |
| CodeGenOpts.XRayAlwaysEmitTypedEvents = LangOpts.XRayAlwaysEmitTypedEvents; |
| CodeGenOpts.DisableFree = FrontendOpts.DisableFree; |
| FrontendOpts.GenerateGlobalModuleIndex = FrontendOpts.UseGlobalModuleIndex; |
| if (FrontendOpts.ShowStats) |
| CodeGenOpts.ClearASTBeforeBackend = false; |
| LangOpts.SanitizeCoverage = CodeGenOpts.hasSanitizeCoverage(); |
| LangOpts.ForceEmitVTables = CodeGenOpts.ForceEmitVTables; |
| LangOpts.SpeculativeLoadHardening = CodeGenOpts.SpeculativeLoadHardening; |
| LangOpts.CurrentModule = LangOpts.ModuleName; |
| |
| llvm::Triple T(TargetOpts.Triple); |
| llvm::Triple::ArchType Arch = T.getArch(); |
| |
| CodeGenOpts.CodeModel = TargetOpts.CodeModel; |
| |
| if (LangOpts.getExceptionHandling() != |
| LangOptions::ExceptionHandlingKind::None && |
| T.isWindowsMSVCEnvironment()) |
| Diags.Report(diag::err_fe_invalid_exception_model) |
| << static_cast<unsigned>(LangOpts.getExceptionHandling()) << T.str(); |
| |
| if (LangOpts.AppleKext && !LangOpts.CPlusPlus) |
| Diags.Report(diag::warn_c_kext); |
| |
| if (Args.hasArg(OPT_fconcepts_ts)) |
| Diags.Report(diag::warn_fe_concepts_ts_flag); |
| |
| if (LangOpts.NewAlignOverride && |
| !llvm::isPowerOf2_32(LangOpts.NewAlignOverride)) { |
| Arg *A = Args.getLastArg(OPT_fnew_alignment_EQ); |
| Diags.Report(diag::err_fe_invalid_alignment) |
| << A->getAsString(Args) << A->getValue(); |
| LangOpts.NewAlignOverride = 0; |
| } |
| |
| // Prevent the user from specifying both -fsycl-is-device and -fsycl-is-host. |
| if (LangOpts.SYCLIsDevice && LangOpts.SYCLIsHost) |
| Diags.Report(diag::err_drv_argument_not_allowed_with) << "-fsycl-is-device" |
| << "-fsycl-is-host"; |
| |
| if (Args.hasArg(OPT_fgnu89_inline) && LangOpts.CPlusPlus) |
| Diags.Report(diag::err_drv_argument_not_allowed_with) |
| << "-fgnu89-inline" << GetInputKindName(IK); |
| |
| if (Args.hasArg(OPT_fgpu_allow_device_init) && !LangOpts.HIP) |
| Diags.Report(diag::warn_ignored_hip_only_option) |
| << Args.getLastArg(OPT_fgpu_allow_device_init)->getAsString(Args); |
| |
| if (Args.hasArg(OPT_gpu_max_threads_per_block_EQ) && !LangOpts.HIP) |
| Diags.Report(diag::warn_ignored_hip_only_option) |
| << Args.getLastArg(OPT_gpu_max_threads_per_block_EQ)->getAsString(Args); |
| |
| // -cl-strict-aliasing needs to emit diagnostic in the case where CL > 1.0. |
| // This option should be deprecated for CL > 1.0 because |
| // this option was added for compatibility with OpenCL 1.0. |
| if (Args.getLastArg(OPT_cl_strict_aliasing) && |
| (LangOpts.getOpenCLCompatibleVersion() > 100)) |
| Diags.Report(diag::warn_option_invalid_ocl_version) |
| << LangOpts.getOpenCLVersionString() |
| << Args.getLastArg(OPT_cl_strict_aliasing)->getAsString(Args); |
| |
| if (Arg *A = Args.getLastArg(OPT_fdefault_calling_conv_EQ)) { |
| auto DefaultCC = LangOpts.getDefaultCallingConv(); |
| |
| bool emitError = (DefaultCC == LangOptions::DCC_FastCall || |
| DefaultCC == LangOptions::DCC_StdCall) && |
| Arch != llvm::Triple::x86; |
| emitError |= (DefaultCC == LangOptions::DCC_VectorCall || |
| DefaultCC == LangOptions::DCC_RegCall) && |
| !T.isX86(); |
| if (emitError) |
| Diags.Report(diag::err_drv_argument_not_allowed_with) |
| << A->getSpelling() << T.getTriple(); |
| } |
| |
| if (!CodeGenOpts.ProfileRemappingFile.empty() && CodeGenOpts.LegacyPassManager) |
| Diags.Report(diag::err_drv_argument_only_allowed_with) |
| << Args.getLastArg(OPT_fprofile_remapping_file_EQ)->getAsString(Args) |
| << "-fno-legacy-pass-manager"; |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Deserialization (from args) |
| //===----------------------------------------------------------------------===// |
| |
| static unsigned getOptimizationLevel(ArgList &Args, InputKind IK, |
| DiagnosticsEngine &Diags) { |
| unsigned DefaultOpt = llvm::CodeGenOpt::None; |
| if ((IK.getLanguage() == Language::OpenCL || |
| IK.getLanguage() == Language::OpenCLCXX) && |
| !Args.hasArg(OPT_cl_opt_disable)) |
| DefaultOpt = llvm::CodeGenOpt::Default; |
| |
| if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { |
| if (A->getOption().matches(options::OPT_O0)) |
| return llvm::CodeGenOpt::None; |
| |
| if (A->getOption().matches(options::OPT_Ofast)) |
| return llvm::CodeGenOpt::Aggressive; |
| |
| assert(A->getOption().matches(options::OPT_O)); |
| |
| StringRef S(A->getValue()); |
| if (S == "s" || S == "z") |
| return llvm::CodeGenOpt::Default; |
| |
| if (S == "g") |
| return llvm::CodeGenOpt::Less; |
| |
| return getLastArgIntValue(Args, OPT_O, DefaultOpt, Diags); |
| } |
| |
| return DefaultOpt; |
| } |
| |
| static unsigned getOptimizationLevelSize(ArgList &Args) { |
| if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { |
| if (A->getOption().matches(options::OPT_O)) { |
| switch (A->getValue()[0]) { |
| default: |
| return 0; |
| case 's': |
| return 1; |
| case 'z': |
| return 2; |
| } |
| } |
| } |
| return 0; |
| } |
| |
| static void GenerateArg(SmallVectorImpl<const char *> &Args, |
| llvm::opt::OptSpecifier OptSpecifier, |
| CompilerInvocation::StringAllocator SA) { |
| Option Opt = getDriverOptTable().getOption(OptSpecifier); |
| denormalizeSimpleFlag(Args, SA(Opt.getPrefix() + Opt.getName()), SA, |
| Option::OptionClass::FlagClass, 0); |
| } |
| |
| static void GenerateArg(SmallVectorImpl<const char *> &Args, |
| llvm::opt::OptSpecifier OptSpecifier, |
| const Twine &Value, |
| CompilerInvocation::StringAllocator SA) { |
| Option Opt = getDriverOptTable().getOption(OptSpecifier); |
| denormalizeString(Args, SA(Opt.getPrefix() + Opt.getName()), SA, |
| Opt.getKind(), 0, Value); |
| } |
| |
| // Parse command line arguments into CompilerInvocation. |
| using ParseFn = |
| llvm::function_ref<bool(CompilerInvocation &, ArrayRef<const char *>, |
| DiagnosticsEngine &, const char *)>; |
| |
| // Generate command line arguments from CompilerInvocation. |
| using GenerateFn = llvm::function_ref<void( |
| CompilerInvocation &, SmallVectorImpl<const char *> &, |
| CompilerInvocation::StringAllocator)>; |
| |
| // May perform round-trip of command line arguments. By default, the round-trip |
| // is enabled in assert builds. This can be overwritten at run-time via the |
| // "-round-trip-args" and "-no-round-trip-args" command line flags. |
| // During round-trip, the command line arguments are parsed into a dummy |
| // instance of CompilerInvocation which is used to generate the command line |
| // arguments again. The real CompilerInvocation instance is then created by |
| // parsing the generated arguments, not the original ones. |
| static bool RoundTrip(ParseFn Parse, GenerateFn Generate, |
| CompilerInvocation &RealInvocation, |
| CompilerInvocation &DummyInvocation, |
| ArrayRef<const char *> CommandLineArgs, |
| DiagnosticsEngine &Diags, const char *Argv0) { |
| #ifndef NDEBUG |
| bool DoRoundTripDefault = true; |
| #else |
| bool DoRoundTripDefault = false; |
| #endif |
| |
| bool DoRoundTrip = DoRoundTripDefault; |
| for (const auto *Arg : CommandLineArgs) { |
| if (Arg == StringRef("-round-trip-args")) |
| DoRoundTrip = true; |
| if (Arg == StringRef("-no-round-trip-args")) |
| DoRoundTrip = false; |
| } |
| |
| // If round-trip was not requested, simply run the parser with the real |
| // invocation diagnostics. |
| if (!DoRoundTrip) |
| return Parse(RealInvocation, CommandLineArgs, Diags, Argv0); |
| |
| // Serializes quoted (and potentially escaped) arguments. |
| auto SerializeArgs = [](ArrayRef<const char *> Args) { |
| std::string Buffer; |
| llvm::raw_string_ostream OS(Buffer); |
| for (const char *Arg : Args) { |
| llvm::sys::printArg(OS, Arg, /*Quote=*/true); |
| OS << ' '; |
| } |
| OS.flush(); |
| return Buffer; |
| }; |
| |
| // Setup a dummy DiagnosticsEngine. |
| DiagnosticsEngine DummyDiags(new DiagnosticIDs(), new DiagnosticOptions()); |
| DummyDiags.setClient(new TextDiagnosticBuffer()); |
| |
| // Run the first parse on the original arguments with the dummy invocation and |
| // diagnostics. |
| if (!Parse(DummyInvocation, CommandLineArgs, DummyDiags, Argv0) || |
| DummyDiags.getNumWarnings() != 0) { |
| // If the first parse did not succeed, it must be user mistake (invalid |
| // command line arguments). We won't be able to generate arguments that |
| // would reproduce the same result. Let's fail again with the real |
| // invocation and diagnostics, so all side-effects of parsing are visible. |
| unsigned NumWarningsBefore = Diags.getNumWarnings(); |
| auto Success = Parse(RealInvocation, CommandLineArgs, Diags, Argv0); |
| if (!Success || Diags.getNumWarnings() != NumWarningsBefore) |
| return Success; |
| |
| // Parse with original options and diagnostics succeeded even though it |
| // shouldn't have. Something is off. |
| Diags.Report(diag::err_cc1_round_trip_fail_then_ok); |
| Diags.Report(diag::note_cc1_round_trip_original) |
| << SerializeArgs(CommandLineArgs); |
| return false; |
| } |
| |
| // Setup string allocator. |
| llvm::BumpPtrAllocator Alloc; |
| llvm::StringSaver StringPool(Alloc); |
| auto SA = [&StringPool](const Twine &Arg) { |
| return StringPool.save(Arg).data(); |
| }; |
| |
| // Generate arguments from the dummy invocation. If Generate is the |
| // inverse of Parse, the newly generated arguments must have the same |
| // semantics as the original. |
| SmallVector<const char *> GeneratedArgs1; |
| Generate(DummyInvocation, GeneratedArgs1, SA); |
| |
| // Run the second parse, now on the generated arguments, and with the real |
| // invocation and diagnostics. The result is what we will end up using for the |
| // rest of compilation, so if Generate is not inverse of Parse, something down |
| // the line will break. |
| bool Success2 = Parse(RealInvocation, GeneratedArgs1, Diags, Argv0); |
| |
| // The first parse on original arguments succeeded, but second parse of |
| // generated arguments failed. Something must be wrong with the generator. |
| if (!Success2) { |
| Diags.Report(diag::err_cc1_round_trip_ok_then_fail); |
| Diags.Report(diag::note_cc1_round_trip_generated) |
| << 1 << SerializeArgs(GeneratedArgs1); |
| return false; |
| } |
| |
| // Generate arguments again, this time from the options we will end up using |
| // for the rest of the compilation. |
| SmallVector<const char *> GeneratedArgs2; |
| Generate(RealInvocation, GeneratedArgs2, SA); |
| |
| // Compares two lists of generated arguments. |
| auto Equal = [](const ArrayRef<const char *> A, |
| const ArrayRef<const char *> B) { |
| return std::equal(A.begin(), A.end(), B.begin(), B.end(), |
| [](const char *AElem, const char *BElem) { |
| return StringRef(AElem) == StringRef(BElem); |
| }); |
| }; |
| |
| // If we generated different arguments from what we assume are two |
| // semantically equivalent CompilerInvocations, the Generate function may |
| // be non-deterministic. |
| if (!Equal(GeneratedArgs1, GeneratedArgs2)) { |
| Diags.Report(diag::err_cc1_round_trip_mismatch); |
| Diags.Report(diag::note_cc1_round_trip_generated) |
| << 1 << SerializeArgs(GeneratedArgs1); |
| Diags.Report(diag::note_cc1_round_trip_generated) |
| << 2 << SerializeArgs(GeneratedArgs2); |
| return false; |
| } |
| |
| Diags.Report(diag::remark_cc1_round_trip_generated) |
| << 1 << SerializeArgs(GeneratedArgs1); |
| Diags.Report(diag::remark_cc1_round_trip_generated) |
| << 2 << SerializeArgs(GeneratedArgs2); |
| |
| return Success2; |
| } |
| |
| static void addDiagnosticArgs(ArgList &Args, OptSpecifier Group, |
| OptSpecifier GroupWithValue, |
| std::vector<std::string> &Diagnostics) { |
| for (auto *A : Args.filtered(Group)) { |
| if (A->getOption().getKind() == Option::FlagClass) { |
| // The argument is a pure flag (such as OPT_Wall or OPT_Wdeprecated). Add |
| // its name (minus the "W" or "R" at the beginning) to the diagnostics. |
| Diagnostics.push_back( |
| std::string(A->getOption().getName().drop_front(1))); |
| } else if (A->getOption().matches(GroupWithValue)) { |
| // This is -Wfoo= or -Rfoo=, where foo is the name of the diagnostic |
| // group. Add only the group name to the diagnostics. |
| Diagnostics.push_back( |
| std::string(A->getOption().getName().drop_front(1).rtrim("=-"))); |
| } else { |
| // Otherwise, add its value (for OPT_W_Joined and similar). |
| Diagnostics.push_back(A->getValue()); |
| } |
| } |
| } |
| |
| // Parse the Static Analyzer configuration. If \p Diags is set to nullptr, |
| // it won't verify the input. |
| static void parseAnalyzerConfigs(AnalyzerOptions &AnOpts, |
| DiagnosticsEngine *Diags); |
| |
| static void getAllNoBuiltinFuncValues(ArgList &Args, |
| std::vector<std::string> &Funcs) { |
| std::vector<std::string> Values = Args.getAllArgValues(OPT_fno_builtin_); |
| auto BuiltinEnd = llvm::partition(Values, [](const std::string FuncName) { |
| return Builtin::Context::isBuiltinFunc(FuncName); |
| }); |
| Funcs.insert(Funcs.end(), Values.begin(), BuiltinEnd); |
| } |
| |
| static void GenerateAnalyzerArgs(AnalyzerOptions &Opts, |
| SmallVectorImpl<const char *> &Args, |
| CompilerInvocation::StringAllocator SA) { |
| const AnalyzerOptions *AnalyzerOpts = &Opts; |
| |
| #define ANALYZER_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef ANALYZER_OPTION_WITH_MARSHALLING |
| |
| if (Opts.AnalysisStoreOpt != RegionStoreModel) { |
| switch (Opts.AnalysisStoreOpt) { |
| #define ANALYSIS_STORE(NAME, CMDFLAG, DESC, CREATFN) \ |
| case NAME##Model: \ |
| GenerateArg(Args, OPT_analyzer_store, CMDFLAG, SA); \ |
| break; |
| #include "clang/StaticAnalyzer/Core/Analyses.def" |
| default: |
| llvm_unreachable("Tried to generate unknown analysis store."); |
| } |
| } |
| |
| if (Opts.AnalysisConstraintsOpt != RangeConstraintsModel) { |
| switch (Opts.AnalysisConstraintsOpt) { |
| #define ANALYSIS_CONSTRAINTS(NAME, CMDFLAG, DESC, CREATFN) \ |
| case NAME##Model: \ |
| GenerateArg(Args, OPT_analyzer_constraints, CMDFLAG, SA); \ |
| break; |
| #include "clang/StaticAnalyzer/Core/Analyses.def" |
| default: |
| llvm_unreachable("Tried to generate unknown analysis constraint."); |
| } |
| } |
| |
| if (Opts.AnalysisDiagOpt != PD_HTML) { |
| switch (Opts.AnalysisDiagOpt) { |
| #define ANALYSIS_DIAGNOSTICS(NAME, CMDFLAG, DESC, CREATFN) \ |
| case PD_##NAME: \ |
| GenerateArg(Args, OPT_analyzer_output, CMDFLAG, SA); \ |
| break; |
| #include "clang/StaticAnalyzer/Core/Analyses.def" |
| default: |
| llvm_unreachable("Tried to generate unknown analysis diagnostic client."); |
| } |
| } |
| |
| if (Opts.AnalysisPurgeOpt != PurgeStmt) { |
| switch (Opts.AnalysisPurgeOpt) { |
| #define ANALYSIS_PURGE(NAME, CMDFLAG, DESC) \ |
| case NAME: \ |
| GenerateArg(Args, OPT_analyzer_purge, CMDFLAG, SA); \ |
| break; |
| #include "clang/StaticAnalyzer/Core/Analyses.def" |
| default: |
| llvm_unreachable("Tried to generate unknown analysis purge mode."); |
| } |
| } |
| |
| if (Opts.InliningMode != NoRedundancy) { |
| switch (Opts.InliningMode) { |
| #define ANALYSIS_INLINING_MODE(NAME, CMDFLAG, DESC) \ |
| case NAME: \ |
| GenerateArg(Args, OPT_analyzer_inlining_mode, CMDFLAG, SA); \ |
| break; |
| #include "clang/StaticAnalyzer/Core/Analyses.def" |
| default: |
| llvm_unreachable("Tried to generate unknown analysis inlining mode."); |
| } |
| } |
| |
| for (const auto &CP : Opts.CheckersAndPackages) { |
| OptSpecifier Opt = |
| CP.second ? OPT_analyzer_checker : OPT_analyzer_disable_checker; |
| GenerateArg(Args, Opt, CP.first, SA); |
| } |
| |
| AnalyzerOptions ConfigOpts; |
| parseAnalyzerConfigs(ConfigOpts, nullptr); |
| |
| for (const auto &C : Opts.Config) { |
| // Don't generate anything that came from parseAnalyzerConfigs. It would be |
| // redundant and may not be valid on the command line. |
| auto Entry = ConfigOpts.Config.find(C.getKey()); |
| if (Entry != ConfigOpts.Config.end() && Entry->getValue() == C.getValue()) |
| continue; |
| |
| GenerateArg(Args, OPT_analyzer_config, C.getKey() + "=" + C.getValue(), SA); |
| } |
| |
| // Nothing to generate for FullCompilerInvocation. |
| } |
| |
| static bool ParseAnalyzerArgs(AnalyzerOptions &Opts, ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| AnalyzerOptions *AnalyzerOpts = &Opts; |
| |
| #define ANALYZER_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef ANALYZER_OPTION_WITH_MARSHALLING |
| |
| if (Arg *A = Args.getLastArg(OPT_analyzer_store)) { |
| StringRef Name = A->getValue(); |
| AnalysisStores Value = llvm::StringSwitch<AnalysisStores>(Name) |
| #define ANALYSIS_STORE(NAME, CMDFLAG, DESC, CREATFN) \ |
| .Case(CMDFLAG, NAME##Model) |
| #include "clang/StaticAnalyzer/Core/Analyses.def" |
| .Default(NumStores); |
| if (Value == NumStores) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << Name; |
| } else { |
| Opts.AnalysisStoreOpt = Value; |
| } |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_analyzer_constraints)) { |
| StringRef Name = A->getValue(); |
| AnalysisConstraints Value = llvm::StringSwitch<AnalysisConstraints>(Name) |
| #define ANALYSIS_CONSTRAINTS(NAME, CMDFLAG, DESC, CREATFN) \ |
| .Case(CMDFLAG, NAME##Model) |
| #include "clang/StaticAnalyzer/Core/Analyses.def" |
| .Default(NumConstraints); |
| if (Value == NumConstraints) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << Name; |
| } else { |
| Opts.AnalysisConstraintsOpt = Value; |
| } |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_analyzer_output)) { |
| StringRef Name = A->getValue(); |
| AnalysisDiagClients Value = llvm::StringSwitch<AnalysisDiagClients>(Name) |
| #define ANALYSIS_DIAGNOSTICS(NAME, CMDFLAG, DESC, CREATFN) \ |
| .Case(CMDFLAG, PD_##NAME) |
| #include "clang/StaticAnalyzer/Core/Analyses.def" |
| .Default(NUM_ANALYSIS_DIAG_CLIENTS); |
| if (Value == NUM_ANALYSIS_DIAG_CLIENTS) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << Name; |
| } else { |
| Opts.AnalysisDiagOpt = Value; |
| } |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_analyzer_purge)) { |
| StringRef Name = A->getValue(); |
| AnalysisPurgeMode Value = llvm::StringSwitch<AnalysisPurgeMode>(Name) |
| #define ANALYSIS_PURGE(NAME, CMDFLAG, DESC) \ |
| .Case(CMDFLAG, NAME) |
| #include "clang/StaticAnalyzer/Core/Analyses.def" |
| .Default(NumPurgeModes); |
| if (Value == NumPurgeModes) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << Name; |
| } else { |
| Opts.AnalysisPurgeOpt = Value; |
| } |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_analyzer_inlining_mode)) { |
| StringRef Name = A->getValue(); |
| AnalysisInliningMode Value = llvm::StringSwitch<AnalysisInliningMode>(Name) |
| #define ANALYSIS_INLINING_MODE(NAME, CMDFLAG, DESC) \ |
| .Case(CMDFLAG, NAME) |
| #include "clang/StaticAnalyzer/Core/Analyses.def" |
| .Default(NumInliningModes); |
| if (Value == NumInliningModes) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << Name; |
| } else { |
| Opts.InliningMode = Value; |
| } |
| } |
| |
| Opts.CheckersAndPackages.clear(); |
| for (const Arg *A : |
| Args.filtered(OPT_analyzer_checker, OPT_analyzer_disable_checker)) { |
| A->claim(); |
| bool IsEnabled = A->getOption().getID() == OPT_analyzer_checker; |
| // We can have a list of comma separated checker names, e.g: |
| // '-analyzer-checker=cocoa,unix' |
| StringRef CheckerAndPackageList = A->getValue(); |
| SmallVector<StringRef, 16> CheckersAndPackages; |
| CheckerAndPackageList.split(CheckersAndPackages, ","); |
| for (const StringRef &CheckerOrPackage : CheckersAndPackages) |
| Opts.CheckersAndPackages.emplace_back(std::string(CheckerOrPackage), |
| IsEnabled); |
| } |
| |
| // Go through the analyzer configuration options. |
| for (const auto *A : Args.filtered(OPT_analyzer_config)) { |
| |
| // We can have a list of comma separated config names, e.g: |
| // '-analyzer-config key1=val1,key2=val2' |
| StringRef configList = A->getValue(); |
| SmallVector<StringRef, 4> configVals; |
| configList.split(configVals, ","); |
| for (const auto &configVal : configVals) { |
| StringRef key, val; |
| std::tie(key, val) = configVal.split("="); |
| if (val.empty()) { |
| Diags.Report(SourceLocation(), |
| diag::err_analyzer_config_no_value) << configVal; |
| break; |
| } |
| if (val.contains('=')) { |
| Diags.Report(SourceLocation(), |
| diag::err_analyzer_config_multiple_values) |
| << configVal; |
| break; |
| } |
| |
| // TODO: Check checker options too, possibly in CheckerRegistry. |
| // Leave unknown non-checker configs unclaimed. |
| if (!key.contains(":") && Opts.isUnknownAnalyzerConfig(key)) { |
| if (Opts.ShouldEmitErrorsOnInvalidConfigValue) |
| Diags.Report(diag::err_analyzer_config_unknown) << key; |
| continue; |
| } |
| |
| A->claim(); |
| Opts.Config[key] = std::string(val); |
| } |
| } |
| |
| if (Opts.ShouldEmitErrorsOnInvalidConfigValue) |
| parseAnalyzerConfigs(Opts, &Diags); |
| else |
| parseAnalyzerConfigs(Opts, nullptr); |
| |
| llvm::raw_string_ostream os(Opts.FullCompilerInvocation); |
| for (unsigned i = 0; i < Args.getNumInputArgStrings(); ++i) { |
| if (i != 0) |
| os << " "; |
| os << Args.getArgString(i); |
| } |
| os.flush(); |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| static StringRef getStringOption(AnalyzerOptions::ConfigTable &Config, |
| StringRef OptionName, StringRef DefaultVal) { |
| return Config.insert({OptionName, std::string(DefaultVal)}).first->second; |
| } |
| |
| static void initOption(AnalyzerOptions::ConfigTable &Config, |
| DiagnosticsEngine *Diags, |
| StringRef &OptionField, StringRef Name, |
| StringRef DefaultVal) { |
| // String options may be known to invalid (e.g. if the expected string is a |
| // file name, but the file does not exist), those will have to be checked in |
| // parseConfigs. |
| OptionField = getStringOption(Config, Name, DefaultVal); |
| } |
| |
| static void initOption(AnalyzerOptions::ConfigTable &Config, |
| DiagnosticsEngine *Diags, |
| bool &OptionField, StringRef Name, bool DefaultVal) { |
| auto PossiblyInvalidVal = llvm::StringSwitch<Optional<bool>>( |
| getStringOption(Config, Name, (DefaultVal ? "true" : "false"))) |
| .Case("true", true) |
| .Case("false", false) |
| .Default(None); |
| |
| if (!PossiblyInvalidVal) { |
| if (Diags) |
| Diags->Report(diag::err_analyzer_config_invalid_input) |
| << Name << "a boolean"; |
| else |
| OptionField = DefaultVal; |
| } else |
| OptionField = PossiblyInvalidVal.getValue(); |
| } |
| |
| static void initOption(AnalyzerOptions::ConfigTable &Config, |
| DiagnosticsEngine *Diags, |
| unsigned &OptionField, StringRef Name, |
| unsigned DefaultVal) { |
| |
| OptionField = DefaultVal; |
| bool HasFailed = getStringOption(Config, Name, std::to_string(DefaultVal)) |
| .getAsInteger(0, OptionField); |
| if (Diags && HasFailed) |
| Diags->Report(diag::err_analyzer_config_invalid_input) |
| << Name << "an unsigned"; |
| } |
| |
| static void parseAnalyzerConfigs(AnalyzerOptions &AnOpts, |
| DiagnosticsEngine *Diags) { |
| // TODO: There's no need to store the entire configtable, it'd be plenty |
| // enough tostore checker options. |
| |
| #define ANALYZER_OPTION(TYPE, NAME, CMDFLAG, DESC, DEFAULT_VAL) \ |
| initOption(AnOpts.Config, Diags, AnOpts.NAME, CMDFLAG, DEFAULT_VAL); |
| |
| #define ANALYZER_OPTION_DEPENDS_ON_USER_MODE(TYPE, NAME, CMDFLAG, DESC, \ |
| SHALLOW_VAL, DEEP_VAL) \ |
| switch (AnOpts.getUserMode()) { \ |
| case UMK_Shallow: \ |
| initOption(AnOpts.Config, Diags, AnOpts.NAME, CMDFLAG, SHALLOW_VAL); \ |
| break; \ |
| case UMK_Deep: \ |
| initOption(AnOpts.Config, Diags, AnOpts.NAME, CMDFLAG, DEEP_VAL); \ |
| break; \ |
| } \ |
| |
| #include "clang/StaticAnalyzer/Core/AnalyzerOptions.def" |
| #undef ANALYZER_OPTION |
| #undef ANALYZER_OPTION_DEPENDS_ON_USER_MODE |
| |
| // At this point, AnalyzerOptions is configured. Let's validate some options. |
| |
| // FIXME: Here we try to validate the silenced checkers or packages are valid. |
| // The current approach only validates the registered checkers which does not |
| // contain the runtime enabled checkers and optimally we would validate both. |
| if (!AnOpts.RawSilencedCheckersAndPackages.empty()) { |
| std::vector<StringRef> Checkers = |
| AnOpts.getRegisteredCheckers(/*IncludeExperimental=*/true); |
| std::vector<StringRef> Packages = |
| AnOpts.getRegisteredPackages(/*IncludeExperimental=*/true); |
| |
| SmallVector<StringRef, 16> CheckersAndPackages; |
| AnOpts.RawSilencedCheckersAndPackages.split(CheckersAndPackages, ";"); |
| |
| for (const StringRef &CheckerOrPackage : CheckersAndPackages) { |
| if (Diags) { |
| bool IsChecker = CheckerOrPackage.contains('.'); |
| bool IsValidName = IsChecker |
| ? llvm::is_contained(Checkers, CheckerOrPackage) |
| : llvm::is_contained(Packages, CheckerOrPackage); |
| |
| if (!IsValidName) |
| Diags->Report(diag::err_unknown_analyzer_checker_or_package) |
| << CheckerOrPackage; |
| } |
| |
| AnOpts.SilencedCheckersAndPackages.emplace_back(CheckerOrPackage); |
| } |
| } |
| |
| if (!Diags) |
| return; |
| |
| if (AnOpts.ShouldTrackConditionsDebug && !AnOpts.ShouldTrackConditions) |
| Diags->Report(diag::err_analyzer_config_invalid_input) |
| << "track-conditions-debug" << "'track-conditions' to also be enabled"; |
| |
| if (!AnOpts.CTUDir.empty() && !llvm::sys::fs::is_directory(AnOpts.CTUDir)) |
| Diags->Report(diag::err_analyzer_config_invalid_input) << "ctu-dir" |
| << "a filename"; |
| |
| if (!AnOpts.ModelPath.empty() && |
| !llvm::sys::fs::is_directory(AnOpts.ModelPath)) |
| Diags->Report(diag::err_analyzer_config_invalid_input) << "model-path" |
| << "a filename"; |
| } |
| |
| /// Generate a remark argument. This is an inverse of `ParseOptimizationRemark`. |
| static void |
| GenerateOptimizationRemark(SmallVectorImpl<const char *> &Args, |
| CompilerInvocation::StringAllocator SA, |
| OptSpecifier OptEQ, StringRef Name, |
| const CodeGenOptions::OptRemark &Remark) { |
| if (Remark.hasValidPattern()) { |
| GenerateArg(Args, OptEQ, Remark.Pattern, SA); |
| } else if (Remark.Kind == CodeGenOptions::RK_Enabled) { |
| GenerateArg(Args, OPT_R_Joined, Name, SA); |
| } else if (Remark.Kind == CodeGenOptions::RK_Disabled) { |
| GenerateArg(Args, OPT_R_Joined, StringRef("no-") + Name, SA); |
| } |
| } |
| |
| /// Parse a remark command line argument. It may be missing, disabled/enabled by |
| /// '-R[no-]group' or specified with a regular expression by '-Rgroup=regexp'. |
| /// On top of that, it can be disabled/enabled globally by '-R[no-]everything'. |
| static CodeGenOptions::OptRemark |
| ParseOptimizationRemark(DiagnosticsEngine &Diags, ArgList &Args, |
| OptSpecifier OptEQ, StringRef Name) { |
| CodeGenOptions::OptRemark Result; |
| |
| auto InitializeResultPattern = [&Diags, &Args, &Result](const Arg *A, |
| StringRef Pattern) { |
| Result.Pattern = Pattern.str(); |
| |
| std::string RegexError; |
| Result.Regex = std::make_shared<llvm::Regex>(Result.Pattern); |
| if (!Result.Regex->isValid(RegexError)) { |
| Diags.Report(diag::err_drv_optimization_remark_pattern) |
| << RegexError << A->getAsString(Args); |
| return false; |
| } |
| |
| return true; |
| }; |
| |
| for (Arg *A : Args) { |
| if (A->getOption().matches(OPT_R_Joined)) { |
| StringRef Value = A->getValue(); |
| |
| if (Value == Name) |
| Result.Kind = CodeGenOptions::RK_Enabled; |
| else if (Value == "everything") |
| Result.Kind = CodeGenOptions::RK_EnabledEverything; |
| else if (Value.split('-') == std::make_pair(StringRef("no"), Name)) |
| Result.Kind = CodeGenOptions::RK_Disabled; |
| else if (Value == "no-everything") |
| Result.Kind = CodeGenOptions::RK_DisabledEverything; |
| else |
| continue; |
| |
| if (Result.Kind == CodeGenOptions::RK_Disabled || |
| Result.Kind == CodeGenOptions::RK_DisabledEverything) { |
| Result.Pattern = ""; |
| Result.Regex = nullptr; |
| } else { |
| InitializeResultPattern(A, ".*"); |
| } |
| } else if (A->getOption().matches(OptEQ)) { |
| Result.Kind = CodeGenOptions::RK_WithPattern; |
| if (!InitializeResultPattern(A, A->getValue())) |
| return CodeGenOptions::OptRemark(); |
| } |
| } |
| |
| return Result; |
| } |
| |
| static bool parseDiagnosticLevelMask(StringRef FlagName, |
| const std::vector<std::string> &Levels, |
| DiagnosticsEngine &Diags, |
| DiagnosticLevelMask &M) { |
| bool Success = true; |
| for (const auto &Level : Levels) { |
| DiagnosticLevelMask const PM = |
| llvm::StringSwitch<DiagnosticLevelMask>(Level) |
| .Case("note", DiagnosticLevelMask::Note) |
| .Case("remark", DiagnosticLevelMask::Remark) |
| .Case("warning", DiagnosticLevelMask::Warning) |
| .Case("error", DiagnosticLevelMask::Error) |
| .Default(DiagnosticLevelMask::None); |
| if (PM == DiagnosticLevelMask::None) { |
| Success = false; |
| Diags.Report(diag::err_drv_invalid_value) << FlagName << Level; |
| } |
| M = M | PM; |
| } |
| return Success; |
| } |
| |
| static void parseSanitizerKinds(StringRef FlagName, |
| const std::vector<std::string> &Sanitizers, |
| DiagnosticsEngine &Diags, SanitizerSet &S) { |
| for (const auto &Sanitizer : Sanitizers) { |
| SanitizerMask K = parseSanitizerValue(Sanitizer, /*AllowGroups=*/false); |
| if (K == SanitizerMask()) |
| Diags.Report(diag::err_drv_invalid_value) << FlagName << Sanitizer; |
| else |
| S.set(K, true); |
| } |
| } |
| |
| static SmallVector<StringRef, 4> serializeSanitizerKinds(SanitizerSet S) { |
| SmallVector<StringRef, 4> Values; |
| serializeSanitizerSet(S, Values); |
| return Values; |
| } |
| |
| static void parseXRayInstrumentationBundle(StringRef FlagName, StringRef Bundle, |
| ArgList &Args, DiagnosticsEngine &D, |
| XRayInstrSet &S) { |
| llvm::SmallVector<StringRef, 2> BundleParts; |
| llvm::SplitString(Bundle, BundleParts, ","); |
| for (const auto &B : BundleParts) { |
| auto Mask = parseXRayInstrValue(B); |
| if (Mask == XRayInstrKind::None) |
| if (B != "none") |
| D.Report(diag::err_drv_invalid_value) << FlagName << Bundle; |
| else |
| S.Mask = Mask; |
| else if (Mask == XRayInstrKind::All) |
| S.Mask = Mask; |
| else |
| S.set(Mask, true); |
| } |
| } |
| |
| static std::string serializeXRayInstrumentationBundle(const XRayInstrSet &S) { |
| llvm::SmallVector<StringRef, 2> BundleParts; |
| serializeXRayInstrValue(S, BundleParts); |
| std::string Buffer; |
| llvm::raw_string_ostream OS(Buffer); |
| llvm::interleave(BundleParts, OS, [&OS](StringRef Part) { OS << Part; }, ","); |
| return OS.str(); |
| } |
| |
| // Set the profile kind using fprofile-instrument-use-path. |
| static void setPGOUseInstrumentor(CodeGenOptions &Opts, |
| const Twine &ProfileName) { |
| auto ReaderOrErr = llvm::IndexedInstrProfReader::create(ProfileName); |
| // In error, return silently and let Clang PGOUse report the error message. |
| if (auto E = ReaderOrErr.takeError()) { |
| llvm::consumeError(std::move(E)); |
| Opts.setProfileUse(CodeGenOptions::ProfileClangInstr); |
| return; |
| } |
| std::unique_ptr<llvm::IndexedInstrProfReader> PGOReader = |
| std::move(ReaderOrErr.get()); |
| if (PGOReader->isIRLevelProfile()) { |
| if (PGOReader->hasCSIRLevelProfile()) |
| Opts.setProfileUse(CodeGenOptions::ProfileCSIRInstr); |
| else |
| Opts.setProfileUse(CodeGenOptions::ProfileIRInstr); |
| } else |
| Opts.setProfileUse(CodeGenOptions::ProfileClangInstr); |
| } |
| |
| void CompilerInvocation::GenerateCodeGenArgs( |
| const CodeGenOptions &Opts, SmallVectorImpl<const char *> &Args, |
| StringAllocator SA, const llvm::Triple &T, const std::string &OutputFile, |
| const LangOptions *LangOpts) { |
| const CodeGenOptions &CodeGenOpts = Opts; |
| |
| if (Opts.OptimizationLevel == 0) |
| GenerateArg(Args, OPT_O0, SA); |
| else |
| GenerateArg(Args, OPT_O, Twine(Opts.OptimizationLevel), SA); |
| |
| #define CODEGEN_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef CODEGEN_OPTION_WITH_MARSHALLING |
| |
| if (Opts.OptimizationLevel > 0) { |
| if (Opts.Inlining == CodeGenOptions::NormalInlining) |
| GenerateArg(Args, OPT_finline_functions, SA); |
| else if (Opts.Inlining == CodeGenOptions::OnlyHintInlining) |
| GenerateArg(Args, OPT_finline_hint_functions, SA); |
| else if (Opts.Inlining == CodeGenOptions::OnlyAlwaysInlining) |
| GenerateArg(Args, OPT_fno_inline, SA); |
| } |
| |
| if (Opts.DirectAccessExternalData && LangOpts->PICLevel != 0) |
| GenerateArg(Args, OPT_fdirect_access_external_data, SA); |
| else if (!Opts.DirectAccessExternalData && LangOpts->PICLevel == 0) |
| GenerateArg(Args, OPT_fno_direct_access_external_data, SA); |
| |
| Optional<StringRef> DebugInfoVal; |
| switch (Opts.DebugInfo) { |
| case codegenoptions::DebugLineTablesOnly: |
| DebugInfoVal = "line-tables-only"; |
| break; |
| case codegenoptions::DebugDirectivesOnly: |
| DebugInfoVal = "line-directives-only"; |
| break; |
| case codegenoptions::DebugInfoConstructor: |
| DebugInfoVal = "constructor"; |
| break; |
| case codegenoptions::LimitedDebugInfo: |
| DebugInfoVal = "limited"; |
| break; |
| case codegenoptions::FullDebugInfo: |
| DebugInfoVal = "standalone"; |
| break; |
| case codegenoptions::UnusedTypeInfo: |
| DebugInfoVal = "unused-types"; |
| break; |
| case codegenoptions::NoDebugInfo: // default value |
| DebugInfoVal = None; |
| break; |
| case codegenoptions::LocTrackingOnly: // implied value |
| DebugInfoVal = None; |
| break; |
| } |
| if (DebugInfoVal) |
| GenerateArg(Args, OPT_debug_info_kind_EQ, *DebugInfoVal, SA); |
| |
| for (const auto &Prefix : Opts.DebugPrefixMap) |
| GenerateArg(Args, OPT_fdebug_prefix_map_EQ, |
| Prefix.first + "=" + Prefix.second, SA); |
| |
| for (const auto &Prefix : Opts.CoveragePrefixMap) |
| GenerateArg(Args, OPT_fcoverage_prefix_map_EQ, |
| Prefix.first + "=" + Prefix.second, SA); |
| |
| if (Opts.NewStructPathTBAA) |
| GenerateArg(Args, OPT_new_struct_path_tbaa, SA); |
| |
| if (Opts.OptimizeSize == 1) |
| GenerateArg(Args, OPT_O, "s", SA); |
| else if (Opts.OptimizeSize == 2) |
| GenerateArg(Args, OPT_O, "z", SA); |
| |
| // SimplifyLibCalls is set only in the absence of -fno-builtin and |
| // -ffreestanding. We'll consider that when generating them. |
| |
| // NoBuiltinFuncs are generated by LangOptions. |
| |
| if (Opts.UnrollLoops && Opts.OptimizationLevel <= 1) |
| GenerateArg(Args, OPT_funroll_loops, SA); |
| else if (!Opts.UnrollLoops && Opts.OptimizationLevel > 1) |
| GenerateArg(Args, OPT_fno_unroll_loops, SA); |
| |
| if (!Opts.BinutilsVersion.empty()) |
| GenerateArg(Args, OPT_fbinutils_version_EQ, Opts.BinutilsVersion, SA); |
| |
| if (Opts.DebugNameTable == |
| static_cast<unsigned>(llvm::DICompileUnit::DebugNameTableKind::GNU)) |
| GenerateArg(Args, OPT_ggnu_pubnames, SA); |
| else if (Opts.DebugNameTable == |
| static_cast<unsigned>( |
| llvm::DICompileUnit::DebugNameTableKind::Default)) |
| GenerateArg(Args, OPT_gpubnames, SA); |
| |
| auto TNK = Opts.getDebugSimpleTemplateNames(); |
| if (TNK != codegenoptions::DebugTemplateNamesKind::Full) { |
| if (TNK == codegenoptions::DebugTemplateNamesKind::Simple) |
| GenerateArg(Args, OPT_gsimple_template_names_EQ, "simple", SA); |
| else if (TNK == codegenoptions::DebugTemplateNamesKind::Mangled) |
| GenerateArg(Args, OPT_gsimple_template_names_EQ, "mangled", SA); |
| } |
| // ProfileInstrumentUsePath is marshalled automatically, no need to generate |
| // it or PGOUseInstrumentor. |
| |
| if (Opts.TimePasses) { |
| if (Opts.TimePassesPerRun) |
| GenerateArg(Args, OPT_ftime_report_EQ, "per-pass-run", SA); |
| else |
| GenerateArg(Args, OPT_ftime_report, SA); |
| } |
| |
| if (Opts.PrepareForLTO && !Opts.PrepareForThinLTO) |
| GenerateArg(Args, OPT_flto_EQ, "full", SA); |
| |
| if (Opts.PrepareForThinLTO) |
| GenerateArg(Args, OPT_flto_EQ, "thin", SA); |
| |
| if (!Opts.ThinLTOIndexFile.empty()) |
| GenerateArg(Args, OPT_fthinlto_index_EQ, Opts.ThinLTOIndexFile, SA); |
| |
| if (Opts.SaveTempsFilePrefix == OutputFile) |
| GenerateArg(Args, OPT_save_temps_EQ, "obj", SA); |
| |
| StringRef MemProfileBasename("memprof.profraw"); |
| if (!Opts.MemoryProfileOutput.empty()) { |
| if (Opts.MemoryProfileOutput == MemProfileBasename) { |
| GenerateArg(Args, OPT_fmemory_profile, SA); |
| } else { |
| size_t ArgLength = |
| Opts.MemoryProfileOutput.size() - MemProfileBasename.size(); |
| GenerateArg(Args, OPT_fmemory_profile_EQ, |
| Opts.MemoryProfileOutput.substr(0, ArgLength), SA); |
| } |
| } |
| |
| if (memcmp(Opts.CoverageVersion, "408*", 4) != 0) |
| GenerateArg(Args, OPT_coverage_version_EQ, |
| StringRef(Opts.CoverageVersion, 4), SA); |
| |
| // TODO: Check if we need to generate arguments stored in CmdArgs. (Namely |
| // '-fembed_bitcode', which does not map to any CompilerInvocation field and |
| // won't be generated.) |
| |
| if (Opts.XRayInstrumentationBundle.Mask != XRayInstrKind::All) { |
| std::string InstrBundle = |
| serializeXRayInstrumentationBundle(Opts.XRayInstrumentationBundle); |
| if (!InstrBundle.empty()) |
| GenerateArg(Args, OPT_fxray_instrumentation_bundle, InstrBundle, SA); |
| } |
| |
| if (Opts.CFProtectionReturn && Opts.CFProtectionBranch) |
| GenerateArg(Args, OPT_fcf_protection_EQ, "full", SA); |
| else if (Opts.CFProtectionReturn) |
| GenerateArg(Args, OPT_fcf_protection_EQ, "return", SA); |
| else if (Opts.CFProtectionBranch) |
| GenerateArg(Args, OPT_fcf_protection_EQ, "branch", SA); |
| |
| for (const auto &F : Opts.LinkBitcodeFiles) { |
| bool Builtint = F.LinkFlags == llvm::Linker::Flags::LinkOnlyNeeded && |
| F.PropagateAttrs && F.Internalize; |
| GenerateArg(Args, |
| Builtint ? OPT_mlink_builtin_bitcode : OPT_mlink_bitcode_file, |
| F.Filename, SA); |
| } |
| |
| // TODO: Consider removing marshalling annotations from f[no_]emulated_tls. |
| // That would make it easy to generate the option only **once** if it was |
| // explicitly set to non-default value. |
| if (Opts.ExplicitEmulatedTLS) { |
| GenerateArg( |
| Args, Opts.EmulatedTLS ? OPT_femulated_tls : OPT_fno_emulated_tls, SA); |
| } |
| |
| if (Opts.FPDenormalMode != llvm::DenormalMode::getIEEE()) |
| GenerateArg(Args, OPT_fdenormal_fp_math_EQ, Opts.FPDenormalMode.str(), SA); |
| |
| if (Opts.FP32DenormalMode != llvm::DenormalMode::getIEEE()) |
| GenerateArg(Args, OPT_fdenormal_fp_math_f32_EQ, Opts.FP32DenormalMode.str(), |
| SA); |
| |
| if (Opts.StructReturnConvention == CodeGenOptions::SRCK_OnStack) { |
| OptSpecifier Opt = |
| T.isPPC32() ? OPT_maix_struct_return : OPT_fpcc_struct_return; |
| GenerateArg(Args, Opt, SA); |
| } else if (Opts.StructReturnConvention == CodeGenOptions::SRCK_InRegs) { |
| OptSpecifier Opt = |
| T.isPPC32() ? OPT_msvr4_struct_return : OPT_freg_struct_return; |
| GenerateArg(Args, Opt, SA); |
| } |
| |
| if (Opts.EnableAIXExtendedAltivecABI) |
| GenerateArg(Args, OPT_mabi_EQ_vec_extabi, SA); |
| |
| if (!Opts.OptRecordPasses.empty()) |
| GenerateArg(Args, OPT_opt_record_passes, Opts.OptRecordPasses, SA); |
| |
| if (!Opts.OptRecordFormat.empty()) |
| GenerateArg(Args, OPT_opt_record_format, Opts.OptRecordFormat, SA); |
| |
| GenerateOptimizationRemark(Args, SA, OPT_Rpass_EQ, "pass", |
| Opts.OptimizationRemark); |
| |
| GenerateOptimizationRemark(Args, SA, OPT_Rpass_missed_EQ, "pass-missed", |
| Opts.OptimizationRemarkMissed); |
| |
| GenerateOptimizationRemark(Args, SA, OPT_Rpass_analysis_EQ, "pass-analysis", |
| Opts.OptimizationRemarkAnalysis); |
| |
| GenerateArg(Args, OPT_fdiagnostics_hotness_threshold_EQ, |
| Opts.DiagnosticsHotnessThreshold |
| ? Twine(*Opts.DiagnosticsHotnessThreshold) |
| : "auto", |
| SA); |
| |
| for (StringRef Sanitizer : serializeSanitizerKinds(Opts.SanitizeRecover)) |
| GenerateArg(Args, OPT_fsanitize_recover_EQ, Sanitizer, SA); |
| |
| for (StringRef Sanitizer : serializeSanitizerKinds(Opts.SanitizeTrap)) |
| GenerateArg(Args, OPT_fsanitize_trap_EQ, Sanitizer, SA); |
| |
| if (!Opts.EmitVersionIdentMetadata) |
| GenerateArg(Args, OPT_Qn, SA); |
| |
| switch (Opts.FiniteLoops) { |
| case CodeGenOptions::FiniteLoopsKind::Language: |
| break; |
| case CodeGenOptions::FiniteLoopsKind::Always: |
| GenerateArg(Args, OPT_ffinite_loops, SA); |
| break; |
| case CodeGenOptions::FiniteLoopsKind::Never: |
| GenerateArg(Args, OPT_fno_finite_loops, SA); |
| break; |
| } |
| } |
| |
| bool CompilerInvocation::ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, |
| InputKind IK, |
| DiagnosticsEngine &Diags, |
| const llvm::Triple &T, |
| const std::string &OutputFile, |
| const LangOptions &LangOptsRef) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| unsigned OptimizationLevel = getOptimizationLevel(Args, IK, Diags); |
| // TODO: This could be done in Driver |
| unsigned MaxOptLevel = 3; |
| if (OptimizationLevel > MaxOptLevel) { |
| // If the optimization level is not supported, fall back on the default |
| // optimization |
| Diags.Report(diag::warn_drv_optimization_value) |
| << Args.getLastArg(OPT_O)->getAsString(Args) << "-O" << MaxOptLevel; |
| OptimizationLevel = MaxOptLevel; |
| } |
| Opts.OptimizationLevel = OptimizationLevel; |
| |
| // The key paths of codegen options defined in Options.td start with |
| // "CodeGenOpts.". Let's provide the expected variable name and type. |
| CodeGenOptions &CodeGenOpts = Opts; |
| // Some codegen options depend on language options. Let's provide the expected |
| // variable name and type. |
| const LangOptions *LangOpts = &LangOptsRef; |
| |
| #define CODEGEN_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef CODEGEN_OPTION_WITH_MARSHALLING |
| |
| // At O0 we want to fully disable inlining outside of cases marked with |
| // 'alwaysinline' that are required for correctness. |
| Opts.setInlining((Opts.OptimizationLevel == 0) |
| ? CodeGenOptions::OnlyAlwaysInlining |
| : CodeGenOptions::NormalInlining); |
| // Explicit inlining flags can disable some or all inlining even at |
| // optimization levels above zero. |
| if (Arg *InlineArg = Args.getLastArg( |
| options::OPT_finline_functions, options::OPT_finline_hint_functions, |
| options::OPT_fno_inline_functions, options::OPT_fno_inline)) { |
| if (Opts.OptimizationLevel > 0) { |
| const Option &InlineOpt = InlineArg->getOption(); |
| if (InlineOpt.matches(options::OPT_finline_functions)) |
| Opts.setInlining(CodeGenOptions::NormalInlining); |
| else if (InlineOpt.matches(options::OPT_finline_hint_functions)) |
| Opts.setInlining(CodeGenOptions::OnlyHintInlining); |
| else |
| Opts.setInlining(CodeGenOptions::OnlyAlwaysInlining); |
| } |
| } |
| |
| // PIC defaults to -fno-direct-access-external-data while non-PIC defaults to |
| // -fdirect-access-external-data. |
| Opts.DirectAccessExternalData = |
| Args.hasArg(OPT_fdirect_access_external_data) || |
| (!Args.hasArg(OPT_fno_direct_access_external_data) && |
| LangOpts->PICLevel == 0); |
| |
| if (Arg *A = Args.getLastArg(OPT_debug_info_kind_EQ)) { |
| unsigned Val = |
| llvm::StringSwitch<unsigned>(A->getValue()) |
| .Case("line-tables-only", codegenoptions::DebugLineTablesOnly) |
| .Case("line-directives-only", codegenoptions::DebugDirectivesOnly) |
| .Case("constructor", codegenoptions::DebugInfoConstructor) |
| .Case("limited", codegenoptions::LimitedDebugInfo) |
| .Case("standalone", codegenoptions::FullDebugInfo) |
| .Case("unused-types", codegenoptions::UnusedTypeInfo) |
| .Default(~0U); |
| if (Val == ~0U) |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) |
| << A->getValue(); |
| else |
| Opts.setDebugInfo(static_cast<codegenoptions::DebugInfoKind>(Val)); |
| } |
| |
| // If -fuse-ctor-homing is set and limited debug info is already on, then use |
| // constructor homing, and vice versa for -fno-use-ctor-homing. |
| if (const Arg *A = |
| Args.getLastArg(OPT_fuse_ctor_homing, OPT_fno_use_ctor_homing)) { |
| if (A->getOption().matches(OPT_fuse_ctor_homing) && |
| Opts.getDebugInfo() == codegenoptions::LimitedDebugInfo) |
| Opts.setDebugInfo(codegenoptions::DebugInfoConstructor); |
| if (A->getOption().matches(OPT_fno_use_ctor_homing) && |
| Opts.getDebugInfo() == codegenoptions::DebugInfoConstructor) |
| Opts.setDebugInfo(codegenoptions::LimitedDebugInfo); |
| } |
| |
| for (const auto &Arg : Args.getAllArgValues(OPT_fdebug_prefix_map_EQ)) { |
| auto Split = StringRef(Arg).split('='); |
| Opts.DebugPrefixMap.insert( |
| {std::string(Split.first), std::string(Split.second)}); |
| } |
| |
| for (const auto &Arg : Args.getAllArgValues(OPT_fcoverage_prefix_map_EQ)) { |
| auto Split = StringRef(Arg).split('='); |
| Opts.CoveragePrefixMap.insert( |
| {std::string(Split.first), std::string(Split.second)}); |
| } |
| |
| const llvm::Triple::ArchType DebugEntryValueArchs[] = { |
| llvm::Triple::x86, llvm::Triple::x86_64, llvm::Triple::aarch64, |
| llvm::Triple::arm, llvm::Triple::armeb, llvm::Triple::mips, |
| llvm::Triple::mipsel, llvm::Triple::mips64, llvm::Triple::mips64el}; |
| |
| if (Opts.OptimizationLevel > 0 && Opts.hasReducedDebugInfo() && |
| llvm::is_contained(DebugEntryValueArchs, T.getArch())) |
| Opts.EmitCallSiteInfo = true; |
| |
| if (!Opts.EnableDIPreservationVerify && Opts.DIBugsReportFilePath.size()) { |
| Diags.Report(diag::warn_ignoring_verify_debuginfo_preserve_export) |
| << Opts.DIBugsReportFilePath; |
| Opts.DIBugsReportFilePath = ""; |
| } |
| |
| Opts.NewStructPathTBAA = !Args.hasArg(OPT_no_struct_path_tbaa) && |
| Args.hasArg(OPT_new_struct_path_tbaa); |
| Opts.OptimizeSize = getOptimizationLevelSize(Args); |
| Opts.SimplifyLibCalls = !LangOpts->NoBuiltin; |
| if (Opts.SimplifyLibCalls) |
| Opts.NoBuiltinFuncs = LangOpts->NoBuiltinFuncs; |
| Opts.UnrollLoops = |
| Args.hasFlag(OPT_funroll_loops, OPT_fno_unroll_loops, |
| (Opts.OptimizationLevel > 1)); |
| Opts.BinutilsVersion = |
| std::string(Args.getLastArgValue(OPT_fbinutils_version_EQ)); |
| |
| Opts.DebugNameTable = static_cast<unsigned>( |
| Args.hasArg(OPT_ggnu_pubnames) |
| ? llvm::DICompileUnit::DebugNameTableKind::GNU |
| : Args.hasArg(OPT_gpubnames) |
| ? llvm::DICompileUnit::DebugNameTableKind::Default |
| : llvm::DICompileUnit::DebugNameTableKind::None); |
| if (const Arg *A = Args.getLastArg(OPT_gsimple_template_names_EQ)) { |
| StringRef Value = A->getValue(); |
| if (Value != "simple" && Value != "mangled") |
| Diags.Report(diag::err_drv_unsupported_option_argument) |
| << A->getOption().getName() << A->getValue(); |
| Opts.setDebugSimpleTemplateNames( |
| StringRef(A->getValue()) == "simple" |
| ? codegenoptions::DebugTemplateNamesKind::Simple |
| : codegenoptions::DebugTemplateNamesKind::Mangled); |
| } |
| |
| if (!Opts.ProfileInstrumentUsePath.empty()) |
| setPGOUseInstrumentor(Opts, Opts.ProfileInstrumentUsePath); |
| |
| if (const Arg *A = Args.getLastArg(OPT_ftime_report, OPT_ftime_report_EQ)) { |
| Opts.TimePasses = true; |
| |
| // -ftime-report= is only for new pass manager. |
| if (A->getOption().getID() == OPT_ftime_report_EQ) { |
| if (Opts.LegacyPassManager) |
| Diags.Report(diag::err_drv_argument_only_allowed_with) |
| << A->getAsString(Args) << "-fno-legacy-pass-manager"; |
| |
| StringRef Val = A->getValue(); |
| if (Val == "per-pass") |
| Opts.TimePassesPerRun = false; |
| else if (Val == "per-pass-run") |
| Opts.TimePassesPerRun = true; |
| else |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| } |
| } |
| |
| Opts.PrepareForLTO = false; |
| Opts.PrepareForThinLTO = false; |
| if (Arg *A = Args.getLastArg(OPT_flto_EQ)) { |
| Opts.PrepareForLTO = true; |
| StringRef S = A->getValue(); |
| if (S == "thin") |
| Opts.PrepareForThinLTO = true; |
| else if (S != "full") |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << S; |
| } |
| if (Arg *A = Args.getLastArg(OPT_fthinlto_index_EQ)) { |
| if (IK.getLanguage() != Language::LLVM_IR) |
| Diags.Report(diag::err_drv_argument_only_allowed_with) |
| << A->getAsString(Args) << "-x ir"; |
| Opts.ThinLTOIndexFile = |
| std::string(Args.getLastArgValue(OPT_fthinlto_index_EQ)); |
| } |
| if (Arg *A = Args.getLastArg(OPT_save_temps_EQ)) |
| Opts.SaveTempsFilePrefix = |
| llvm::StringSwitch<std::string>(A->getValue()) |
| .Case("obj", OutputFile) |
| .Default(llvm::sys::path::filename(OutputFile).str()); |
| |
| // The memory profile runtime appends the pid to make this name more unique. |
| const char *MemProfileBasename = "memprof.profraw"; |
| if (Args.hasArg(OPT_fmemory_profile_EQ)) { |
| SmallString<128> Path( |
| std::string(Args.getLastArgValue(OPT_fmemory_profile_EQ))); |
| llvm::sys::path::append(Path, MemProfileBasename); |
| Opts.MemoryProfileOutput = std::string(Path); |
| } else if (Args.hasArg(OPT_fmemory_profile)) |
| Opts.MemoryProfileOutput = MemProfileBasename; |
| |
| memcpy(Opts.CoverageVersion, "408*", 4); |
| if (Opts.EmitGcovArcs || Opts.EmitGcovNotes) { |
| if (Args.hasArg(OPT_coverage_version_EQ)) { |
| StringRef CoverageVersion = Args.getLastArgValue(OPT_coverage_version_EQ); |
| if (CoverageVersion.size() != 4) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_coverage_version_EQ)->getAsString(Args) |
| << CoverageVersion; |
| } else { |
| memcpy(Opts.CoverageVersion, CoverageVersion.data(), 4); |
| } |
| } |
| } |
| // FIXME: For backend options that are not yet recorded as function |
| // attributes in the IR, keep track of them so we can embed them in a |
| // separate data section and use them when building the bitcode. |
| for (const auto &A : Args) { |
| // Do not encode output and input. |
| if (A->getOption().getID() == options::OPT_o || |
| A->getOption().getID() == options::OPT_INPUT || |
| A->getOption().getID() == options::OPT_x || |
| A->getOption().getID() == options::OPT_fembed_bitcode || |
| A->getOption().matches(options::OPT_W_Group)) |
| continue; |
| ArgStringList ASL; |
| A->render(Args, ASL); |
| for (const auto &arg : ASL) { |
| StringRef ArgStr(arg); |
| Opts.CmdArgs.insert(Opts.CmdArgs.end(), ArgStr.begin(), ArgStr.end()); |
| // using \00 to separate each commandline options. |
| Opts.CmdArgs.push_back('\0'); |
| } |
| } |
| |
| auto XRayInstrBundles = |
| Args.getAllArgValues(OPT_fxray_instrumentation_bundle); |
| if (XRayInstrBundles.empty()) |
| Opts.XRayInstrumentationBundle.Mask = XRayInstrKind::All; |
| else |
| for (const auto &A : XRayInstrBundles) |
| parseXRayInstrumentationBundle("-fxray-instrumentation-bundle=", A, Args, |
| Diags, Opts.XRayInstrumentationBundle); |
| |
| if (const Arg *A = Args.getLastArg(OPT_fcf_protection_EQ)) { |
| StringRef Name = A->getValue(); |
| if (Name == "full") { |
| Opts.CFProtectionReturn = 1; |
| Opts.CFProtectionBranch = 1; |
| } else if (Name == "return") |
| Opts.CFProtectionReturn = 1; |
| else if (Name == "branch") |
| Opts.CFProtectionBranch = 1; |
| else if (Name != "none") |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; |
| } |
| |
| for (auto *A : |
| Args.filtered(OPT_mlink_bitcode_file, OPT_mlink_builtin_bitcode)) { |
| CodeGenOptions::BitcodeFileToLink F; |
| F.Filename = A->getValue(); |
| if (A->getOption().matches(OPT_mlink_builtin_bitcode)) { |
| F.LinkFlags = llvm::Linker::Flags::LinkOnlyNeeded; |
| // When linking CUDA bitcode, propagate function attributes so that |
| // e.g. libdevice gets fast-math attrs if we're building with fast-math. |
| F.PropagateAttrs = true; |
| F.Internalize = true; |
| } |
| Opts.LinkBitcodeFiles.push_back(F); |
| } |
| |
| if (Args.getLastArg(OPT_femulated_tls) || |
| Args.getLastArg(OPT_fno_emulated_tls)) { |
| Opts.ExplicitEmulatedTLS = true; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_ftlsmodel_EQ)) { |
| if (T.isOSAIX()) { |
| StringRef Name = A->getValue(); |
| if (Name != "global-dynamic") |
| Diags.Report(diag::err_aix_unsupported_tls_model) << Name; |
| } |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_fdenormal_fp_math_EQ)) { |
| StringRef Val = A->getValue(); |
| Opts.FPDenormalMode = llvm::parseDenormalFPAttribute(Val); |
| if (!Opts.FPDenormalMode.isValid()) |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Val; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_fdenormal_fp_math_f32_EQ)) { |
| StringRef Val = A->getValue(); |
| Opts.FP32DenormalMode = llvm::parseDenormalFPAttribute(Val); |
| if (!Opts.FP32DenormalMode.isValid()) |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Val; |
| } |
| |
| // X86_32 has -fppc-struct-return and -freg-struct-return. |
| // PPC32 has -maix-struct-return and -msvr4-struct-return. |
| if (Arg *A = |
| Args.getLastArg(OPT_fpcc_struct_return, OPT_freg_struct_return, |
| OPT_maix_struct_return, OPT_msvr4_struct_return)) { |
| // TODO: We might want to consider enabling these options on AIX in the |
| // future. |
| if (T.isOSAIX()) |
| Diags.Report(diag::err_drv_unsupported_opt_for_target) |
| << A->getSpelling() << T.str(); |
| |
| const Option &O = A->getOption(); |
| if (O.matches(OPT_fpcc_struct_return) || |
| O.matches(OPT_maix_struct_return)) { |
| Opts.setStructReturnConvention(CodeGenOptions::SRCK_OnStack); |
| } else { |
| assert(O.matches(OPT_freg_struct_return) || |
| O.matches(OPT_msvr4_struct_return)); |
| Opts.setStructReturnConvention(CodeGenOptions::SRCK_InRegs); |
| } |
| } |
| |
| if (Arg *A = |
| Args.getLastArg(OPT_mabi_EQ_vec_default, OPT_mabi_EQ_vec_extabi)) { |
| if (!T.isOSAIX()) |
| Diags.Report(diag::err_drv_unsupported_opt_for_target) |
| << A->getSpelling() << T.str(); |
| |
| const Option &O = A->getOption(); |
| Opts.EnableAIXExtendedAltivecABI = O.matches(OPT_mabi_EQ_vec_extabi); |
| } |
| |
| bool NeedLocTracking = false; |
| |
| if (!Opts.OptRecordFile.empty()) |
| NeedLocTracking = true; |
| |
| if (Arg *A = Args.getLastArg(OPT_opt_record_passes)) { |
| Opts.OptRecordPasses = A->getValue(); |
| NeedLocTracking = true; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_opt_record_format)) { |
| Opts.OptRecordFormat = A->getValue(); |
| NeedLocTracking = true; |
| } |
| |
| Opts.OptimizationRemark = |
| ParseOptimizationRemark(Diags, Args, OPT_Rpass_EQ, "pass"); |
| |
| Opts.OptimizationRemarkMissed = |
| ParseOptimizationRemark(Diags, Args, OPT_Rpass_missed_EQ, "pass-missed"); |
| |
| Opts.OptimizationRemarkAnalysis = ParseOptimizationRemark( |
| Diags, Args, OPT_Rpass_analysis_EQ, "pass-analysis"); |
| |
| NeedLocTracking |= Opts.OptimizationRemark.hasValidPattern() || |
| Opts.OptimizationRemarkMissed.hasValidPattern() || |
| Opts.OptimizationRemarkAnalysis.hasValidPattern(); |
| |
| bool UsingSampleProfile = !Opts.SampleProfileFile.empty(); |
| bool UsingProfile = UsingSampleProfile || |
| (Opts.getProfileUse() != CodeGenOptions::ProfileNone); |
| |
| if (Opts.DiagnosticsWithHotness && !UsingProfile && |
| // An IR file will contain PGO as metadata |
| IK.getLanguage() != Language::LLVM_IR) |
| Diags.Report(diag::warn_drv_diagnostics_hotness_requires_pgo) |
| << "-fdiagnostics-show-hotness"; |
| |
| // Parse remarks hotness threshold. Valid value is either integer or 'auto'. |
| if (auto *arg = |
| Args.getLastArg(options::OPT_fdiagnostics_hotness_threshold_EQ)) { |
| auto ResultOrErr = |
| llvm::remarks::parseHotnessThresholdOption(arg->getValue()); |
| |
| if (!ResultOrErr) { |
| Diags.Report(diag::err_drv_invalid_diagnotics_hotness_threshold) |
| << "-fdiagnostics-hotness-threshold="; |
| } else { |
| Opts.DiagnosticsHotnessThreshold = *ResultOrErr; |
| if ((!Opts.DiagnosticsHotnessThreshold.hasValue() || |
| Opts.DiagnosticsHotnessThreshold.getValue() > 0) && |
| !UsingProfile) |
| Diags.Report(diag::warn_drv_diagnostics_hotness_requires_pgo) |
| << "-fdiagnostics-hotness-threshold="; |
| } |
| } |
| |
| // If the user requested to use a sample profile for PGO, then the |
| // backend will need to track source location information so the profile |
| // can be incorporated into the IR. |
| if (UsingSampleProfile) |
| NeedLocTracking = true; |
| |
| if (!Opts.StackUsageOutput.empty()) |
| NeedLocTracking = true; |
| |
| // If the user requested a flag that requires source locations available in |
| // the backend, make sure that the backend tracks source location information. |
| if (NeedLocTracking && Opts.getDebugInfo() == codegenoptions::NoDebugInfo) |
| Opts.setDebugInfo(codegenoptions::LocTrackingOnly); |
| |
| // Parse -fsanitize-recover= arguments. |
| // FIXME: Report unrecoverable sanitizers incorrectly specified here. |
| parseSanitizerKinds("-fsanitize-recover=", |
| Args.getAllArgValues(OPT_fsanitize_recover_EQ), Diags, |
| Opts.SanitizeRecover); |
| parseSanitizerKinds("-fsanitize-trap=", |
| Args.getAllArgValues(OPT_fsanitize_trap_EQ), Diags, |
| Opts.SanitizeTrap); |
| |
| Opts.EmitVersionIdentMetadata = Args.hasFlag(OPT_Qy, OPT_Qn, true); |
| |
| if (Args.hasArg(options::OPT_ffinite_loops)) |
| Opts.FiniteLoops = CodeGenOptions::FiniteLoopsKind::Always; |
| else if (Args.hasArg(options::OPT_fno_finite_loops)) |
| Opts.FiniteLoops = CodeGenOptions::FiniteLoopsKind::Never; |
| |
| Opts.EmitIEEENaNCompliantInsts = |
| Args.hasFlag(options::OPT_mamdgpu_ieee, options::OPT_mno_amdgpu_ieee); |
| if (!Opts.EmitIEEENaNCompliantInsts && !LangOptsRef.NoHonorNaNs) |
| Diags.Report(diag::err_drv_amdgpu_ieee_without_no_honor_nans); |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| static void |
| GenerateDependencyOutputArgs(const DependencyOutputOptions &Opts, |
| SmallVectorImpl<const char *> &Args, |
| CompilerInvocation::StringAllocator SA) { |
| const DependencyOutputOptions &DependencyOutputOpts = Opts; |
| #define DEPENDENCY_OUTPUT_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef DEPENDENCY_OUTPUT_OPTION_WITH_MARSHALLING |
| |
| if (Opts.ShowIncludesDest != ShowIncludesDestination::None) |
| GenerateArg(Args, OPT_show_includes, SA); |
| |
| for (const auto &Dep : Opts.ExtraDeps) { |
| switch (Dep.second) { |
| case EDK_SanitizeIgnorelist: |
| // Sanitizer ignorelist arguments are generated from LanguageOptions. |
| continue; |
| case EDK_ModuleFile: |
| // Module file arguments are generated from FrontendOptions and |
| // HeaderSearchOptions. |
| continue; |
| case EDK_ProfileList: |
| // Profile list arguments are generated from LanguageOptions via the |
| // marshalling infrastructure. |
| continue; |
| case EDK_DepFileEntry: |
| GenerateArg(Args, OPT_fdepfile_entry, Dep.first, SA); |
| break; |
| } |
| } |
| } |
| |
| static bool ParseDependencyOutputArgs(DependencyOutputOptions &Opts, |
| ArgList &Args, DiagnosticsEngine &Diags, |
| frontend::ActionKind Action, |
| bool ShowLineMarkers) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| DependencyOutputOptions &DependencyOutputOpts = Opts; |
| #define DEPENDENCY_OUTPUT_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef DEPENDENCY_OUTPUT_OPTION_WITH_MARSHALLING |
| |
| if (Args.hasArg(OPT_show_includes)) { |
| // Writing both /showIncludes and preprocessor output to stdout |
| // would produce interleaved output, so use stderr for /showIncludes. |
| // This behaves the same as cl.exe, when /E, /EP or /P are passed. |
| if (Action == frontend::PrintPreprocessedInput || !ShowLineMarkers) |
| Opts.ShowIncludesDest = ShowIncludesDestination::Stderr; |
| else |
| Opts.ShowIncludesDest = ShowIncludesDestination::Stdout; |
| } else { |
| Opts.ShowIncludesDest = ShowIncludesDestination::None; |
| } |
| |
| // Add sanitizer ignorelists as extra dependencies. |
| // They won't be discovered by the regular preprocessor, so |
| // we let make / ninja to know about this implicit dependency. |
| if (!Args.hasArg(OPT_fno_sanitize_ignorelist)) { |
| for (const auto *A : Args.filtered(OPT_fsanitize_ignorelist_EQ)) { |
| StringRef Val = A->getValue(); |
| if (!Val.contains('=')) |
| Opts.ExtraDeps.emplace_back(std::string(Val), EDK_SanitizeIgnorelist); |
| } |
| if (Opts.IncludeSystemHeaders) { |
| for (const auto *A : Args.filtered(OPT_fsanitize_system_ignorelist_EQ)) { |
| StringRef Val = A->getValue(); |
| if (!Val.contains('=')) |
| Opts.ExtraDeps.emplace_back(std::string(Val), EDK_SanitizeIgnorelist); |
| } |
| } |
| } |
| |
| // -fprofile-list= dependencies. |
| for (const auto &Filename : Args.getAllArgValues(OPT_fprofile_list_EQ)) |
| Opts.ExtraDeps.emplace_back(Filename, EDK_ProfileList); |
| |
| // Propagate the extra dependencies. |
| for (const auto *A : Args.filtered(OPT_fdepfile_entry)) |
| Opts.ExtraDeps.emplace_back(A->getValue(), EDK_DepFileEntry); |
| |
| // Only the -fmodule-file=<file> form. |
| for (const auto *A : Args.filtered(OPT_fmodule_file)) { |
| StringRef Val = A->getValue(); |
| if (!Val.contains('=')) |
| Opts.ExtraDeps.emplace_back(std::string(Val), EDK_ModuleFile); |
| } |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| static bool parseShowColorsArgs(const ArgList &Args, bool DefaultColor) { |
| // Color diagnostics default to auto ("on" if terminal supports) in the driver |
| // but default to off in cc1, needing an explicit OPT_fdiagnostics_color. |
| // Support both clang's -f[no-]color-diagnostics and gcc's |
| // -f[no-]diagnostics-colors[=never|always|auto]. |
| enum { |
| Colors_On, |
| Colors_Off, |
| Colors_Auto |
| } ShowColors = DefaultColor ? Colors_Auto : Colors_Off; |
| for (auto *A : Args) { |
| const Option &O = A->getOption(); |
| if (O.matches(options::OPT_fcolor_diagnostics) || |
| O.matches(options::OPT_fdiagnostics_color)) { |
| ShowColors = Colors_On; |
| } else if (O.matches(options::OPT_fno_color_diagnostics) || |
| O.matches(options::OPT_fno_diagnostics_color)) { |
| ShowColors = Colors_Off; |
| } else if (O.matches(options::OPT_fdiagnostics_color_EQ)) { |
| StringRef Value(A->getValue()); |
| if (Value == "always") |
| ShowColors = Colors_On; |
| else if (Value == "never") |
| ShowColors = Colors_Off; |
| else if (Value == "auto") |
| ShowColors = Colors_Auto; |
| } |
| } |
| return ShowColors == Colors_On || |
| (ShowColors == Colors_Auto && |
| llvm::sys::Process::StandardErrHasColors()); |
| } |
| |
| static bool checkVerifyPrefixes(const std::vector<std::string> &VerifyPrefixes, |
| DiagnosticsEngine &Diags) { |
| bool Success = true; |
| for (const auto &Prefix : VerifyPrefixes) { |
| // Every prefix must start with a letter and contain only alphanumeric |
| // characters, hyphens, and underscores. |
| auto BadChar = llvm::find_if(Prefix, [](char C) { |
| return !isAlphanumeric(C) && C != '-' && C != '_'; |
| }); |
| if (BadChar != Prefix.end() || !isLetter(Prefix[0])) { |
| Success = false; |
| Diags.Report(diag::err_drv_invalid_value) << "-verify=" << Prefix; |
| Diags.Report(diag::note_drv_verify_prefix_spelling); |
| } |
| } |
| return Success; |
| } |
| |
| static void GenerateFileSystemArgs(const FileSystemOptions &Opts, |
| SmallVectorImpl<const char *> &Args, |
| CompilerInvocation::StringAllocator SA) { |
| const FileSystemOptions &FileSystemOpts = Opts; |
| |
| #define FILE_SYSTEM_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef FILE_SYSTEM_OPTION_WITH_MARSHALLING |
| } |
| |
| static bool ParseFileSystemArgs(FileSystemOptions &Opts, const ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| FileSystemOptions &FileSystemOpts = Opts; |
| |
| #define FILE_SYSTEM_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef FILE_SYSTEM_OPTION_WITH_MARSHALLING |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| static void GenerateMigratorArgs(const MigratorOptions &Opts, |
| SmallVectorImpl<const char *> &Args, |
| CompilerInvocation::StringAllocator SA) { |
| const MigratorOptions &MigratorOpts = Opts; |
| #define MIGRATOR_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef MIGRATOR_OPTION_WITH_MARSHALLING |
| } |
| |
| static bool ParseMigratorArgs(MigratorOptions &Opts, const ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| MigratorOptions &MigratorOpts = Opts; |
| |
| #define MIGRATOR_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef MIGRATOR_OPTION_WITH_MARSHALLING |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| void CompilerInvocation::GenerateDiagnosticArgs( |
| const DiagnosticOptions &Opts, SmallVectorImpl<const char *> &Args, |
| StringAllocator SA, bool DefaultDiagColor) { |
| const DiagnosticOptions *DiagnosticOpts = &Opts; |
| #define DIAG_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef DIAG_OPTION_WITH_MARSHALLING |
| |
| if (!Opts.DiagnosticSerializationFile.empty()) |
| GenerateArg(Args, OPT_diagnostic_serialized_file, |
| Opts.DiagnosticSerializationFile, SA); |
| |
| if (Opts.ShowColors) |
| GenerateArg(Args, OPT_fcolor_diagnostics, SA); |
| |
| if (Opts.VerifyDiagnostics && |
| llvm::is_contained(Opts.VerifyPrefixes, "expected")) |
| GenerateArg(Args, OPT_verify, SA); |
| |
| for (const auto &Prefix : Opts.VerifyPrefixes) |
| if (Prefix != "expected") |
| GenerateArg(Args, OPT_verify_EQ, Prefix, SA); |
| |
| DiagnosticLevelMask VIU = Opts.getVerifyIgnoreUnexpected(); |
| if (VIU == DiagnosticLevelMask::None) { |
| // This is the default, don't generate anything. |
| } else if (VIU == DiagnosticLevelMask::All) { |
| GenerateArg(Args, OPT_verify_ignore_unexpected, SA); |
| } else { |
| if (static_cast<unsigned>(VIU & DiagnosticLevelMask::Note) != 0) |
| GenerateArg(Args, OPT_verify_ignore_unexpected_EQ, "note", SA); |
| if (static_cast<unsigned>(VIU & DiagnosticLevelMask::Remark) != 0) |
| GenerateArg(Args, OPT_verify_ignore_unexpected_EQ, "remark", SA); |
| if (static_cast<unsigned>(VIU & DiagnosticLevelMask::Warning) != 0) |
| GenerateArg(Args, OPT_verify_ignore_unexpected_EQ, "warning", SA); |
| if (static_cast<unsigned>(VIU & DiagnosticLevelMask::Error) != 0) |
| GenerateArg(Args, OPT_verify_ignore_unexpected_EQ, "error", SA); |
| } |
| |
| for (const auto &Warning : Opts.Warnings) { |
| // This option is automatically generated from UndefPrefixes. |
| if (Warning == "undef-prefix") |
| continue; |
| Args.push_back(SA(StringRef("-W") + Warning)); |
| } |
| |
| for (const auto &Remark : Opts.Remarks) { |
| // These arguments are generated from OptimizationRemark fields of |
| // CodeGenOptions. |
| StringRef IgnoredRemarks[] = {"pass", "no-pass", |
| "pass-analysis", "no-pass-analysis", |
| "pass-missed", "no-pass-missed"}; |
| if (llvm::is_contained(IgnoredRemarks, Remark)) |
| continue; |
| |
| Args.push_back(SA(StringRef("-R") + Remark)); |
| } |
| } |
| |
| std::unique_ptr<DiagnosticOptions> |
| clang::CreateAndPopulateDiagOpts(ArrayRef<const char *> Argv) { |
| auto DiagOpts = std::make_unique<DiagnosticOptions>(); |
| unsigned MissingArgIndex, MissingArgCount; |
| InputArgList Args = getDriverOptTable().ParseArgs( |
| Argv.slice(1), MissingArgIndex, MissingArgCount); |
| // We ignore MissingArgCount and the return value of ParseDiagnosticArgs. |
| // Any errors that would be diagnosed here will also be diagnosed later, |
| // when the DiagnosticsEngine actually exists. |
| (void)ParseDiagnosticArgs(*DiagOpts, Args); |
| return DiagOpts; |
| } |
| |
| bool clang::ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args, |
| DiagnosticsEngine *Diags, |
| bool DefaultDiagColor) { |
| Optional<DiagnosticsEngine> IgnoringDiags; |
| if (!Diags) { |
| IgnoringDiags.emplace(new DiagnosticIDs(), new DiagnosticOptions(), |
| new IgnoringDiagConsumer()); |
| Diags = &*IgnoringDiags; |
| } |
| |
| unsigned NumErrorsBefore = Diags->getNumErrors(); |
| |
| // The key paths of diagnostic options defined in Options.td start with |
| // "DiagnosticOpts->". Let's provide the expected variable name and type. |
| DiagnosticOptions *DiagnosticOpts = &Opts; |
| |
| #define DIAG_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, *Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef DIAG_OPTION_WITH_MARSHALLING |
| |
| llvm::sys::Process::UseANSIEscapeCodes(Opts.UseANSIEscapeCodes); |
| |
| if (Arg *A = |
| Args.getLastArg(OPT_diagnostic_serialized_file, OPT__serialize_diags)) |
| Opts.DiagnosticSerializationFile = A->getValue(); |
| Opts.ShowColors = parseShowColorsArgs(Args, DefaultDiagColor); |
| |
| Opts.VerifyDiagnostics = Args.hasArg(OPT_verify) || Args.hasArg(OPT_verify_EQ); |
| Opts.VerifyPrefixes = Args.getAllArgValues(OPT_verify_EQ); |
| if (Args.hasArg(OPT_verify)) |
| Opts.VerifyPrefixes.push_back("expected"); |
| // Keep VerifyPrefixes in its original order for the sake of diagnostics, and |
| // then sort it to prepare for fast lookup using std::binary_search. |
| if (!checkVerifyPrefixes(Opts.VerifyPrefixes, *Diags)) |
| Opts.VerifyDiagnostics = false; |
| else |
| llvm::sort(Opts.VerifyPrefixes); |
| DiagnosticLevelMask DiagMask = DiagnosticLevelMask::None; |
| parseDiagnosticLevelMask( |
| "-verify-ignore-unexpected=", |
| Args.getAllArgValues(OPT_verify_ignore_unexpected_EQ), *Diags, DiagMask); |
| if (Args.hasArg(OPT_verify_ignore_unexpected)) |
| DiagMask = DiagnosticLevelMask::All; |
| Opts.setVerifyIgnoreUnexpected(DiagMask); |
| if (Opts.TabStop == 0 || Opts.TabStop > DiagnosticOptions::MaxTabStop) { |
| Opts.TabStop = DiagnosticOptions::DefaultTabStop; |
| Diags->Report(diag::warn_ignoring_ftabstop_value) |
| << Opts.TabStop << DiagnosticOptions::DefaultTabStop; |
| } |
| |
| addDiagnosticArgs(Args, OPT_W_Group, OPT_W_value_Group, Opts.Warnings); |
| addDiagnosticArgs(Args, OPT_R_Group, OPT_R_value_Group, Opts.Remarks); |
| |
| return Diags->getNumErrors() == NumErrorsBefore; |
| } |
| |
| /// Parse the argument to the -ftest-module-file-extension |
| /// command-line argument. |
| /// |
| /// \returns true on error, false on success. |
| static bool parseTestModuleFileExtensionArg(StringRef Arg, |
| std::string &BlockName, |
| unsigned &MajorVersion, |
| unsigned &MinorVersion, |
| bool &Hashed, |
| std::string &UserInfo) { |
| SmallVector<StringRef, 5> Args; |
| Arg.split(Args, ':', 5); |
| if (Args.size() < 5) |
| return true; |
| |
| BlockName = std::string(Args[0]); |
| if (Args[1].getAsInteger(10, MajorVersion)) return true; |
| if (Args[2].getAsInteger(10, MinorVersion)) return true; |
| if (Args[3].getAsInteger(2, Hashed)) return true; |
| if (Args.size() > 4) |
| UserInfo = std::string(Args[4]); |
| return false; |
| } |
| |
| /// Return a table that associates command line option specifiers with the |
| /// frontend action. Note: The pair {frontend::PluginAction, OPT_plugin} is |
| /// intentionally missing, as this case is handled separately from other |
| /// frontend options. |
| static const auto &getFrontendActionTable() { |
| static const std::pair<frontend::ActionKind, unsigned> Table[] = { |
| {frontend::ASTDeclList, OPT_ast_list}, |
| |
| {frontend::ASTDump, OPT_ast_dump_all_EQ}, |
| {frontend::ASTDump, OPT_ast_dump_all}, |
| {frontend::ASTDump, OPT_ast_dump_EQ}, |
| {frontend::ASTDump, OPT_ast_dump}, |
| {frontend::ASTDump, OPT_ast_dump_lookups}, |
| {frontend::ASTDump, OPT_ast_dump_decl_types}, |
| |
| {frontend::ASTPrint, OPT_ast_print}, |
| {frontend::ASTView, OPT_ast_view}, |
| {frontend::DumpCompilerOptions, OPT_compiler_options_dump}, |
| {frontend::DumpRawTokens, OPT_dump_raw_tokens}, |
| {frontend::DumpTokens, OPT_dump_tokens}, |
| {frontend::EmitAssembly, OPT_S}, |
| {frontend::EmitBC, OPT_emit_llvm_bc}, |
| {frontend::EmitHTML, OPT_emit_html}, |
| {frontend::EmitLLVM, OPT_emit_llvm}, |
| {frontend::EmitLLVMOnly, OPT_emit_llvm_only}, |
| {frontend::EmitCodeGenOnly, OPT_emit_codegen_only}, |
| {frontend::EmitCodeGenOnly, OPT_emit_codegen_only}, |
| {frontend::EmitObj, OPT_emit_obj}, |
| |
| {frontend::FixIt, OPT_fixit_EQ}, |
| {frontend::FixIt, OPT_fixit}, |
| |
| {frontend::GenerateModule, OPT_emit_module}, |
| {frontend::GenerateModuleInterface, OPT_emit_module_interface}, |
| {frontend::GenerateHeaderModule, OPT_emit_header_module}, |
| {frontend::GeneratePCH, OPT_emit_pch}, |
| {frontend::GenerateInterfaceStubs, OPT_emit_interface_stubs}, |
| {frontend::InitOnly, OPT_init_only}, |
| {frontend::ParseSyntaxOnly, OPT_fsyntax_only}, |
| {frontend::ModuleFileInfo, OPT_module_file_info}, |
| {frontend::VerifyPCH, OPT_verify_pch}, |
| {frontend::PrintPreamble, OPT_print_preamble}, |
| {frontend::PrintPreprocessedInput, OPT_E}, |
| {frontend::TemplightDump, OPT_templight_dump}, |
| {frontend::RewriteMacros, OPT_rewrite_macros}, |
| {frontend::RewriteObjC, OPT_rewrite_objc}, |
| {frontend::RewriteTest, OPT_rewrite_test}, |
| {frontend::RunAnalysis, OPT_analyze}, |
| {frontend::MigrateSource, OPT_migrate}, |
| {frontend::RunPreprocessorOnly, OPT_Eonly}, |
| {frontend::PrintDependencyDirectivesSourceMinimizerOutput, |
| OPT_print_dependency_directives_minimized_source}, |
| }; |
| |
| return Table; |
| } |
| |
| /// Maps command line option to frontend action. |
| static Optional<frontend::ActionKind> getFrontendAction(OptSpecifier &Opt) { |
| for (const auto &ActionOpt : getFrontendActionTable()) |
| if (ActionOpt.second == Opt.getID()) |
| return ActionOpt.first; |
| |
| return None; |
| } |
| |
| /// Maps frontend action to command line option. |
| static Optional<OptSpecifier> |
| getProgramActionOpt(frontend::ActionKind ProgramAction) { |
| for (const auto &ActionOpt : getFrontendActionTable()) |
| if (ActionOpt.first == ProgramAction) |
| return OptSpecifier(ActionOpt.second); |
| |
| return None; |
| } |
| |
| static void GenerateFrontendArgs(const FrontendOptions &Opts, |
| SmallVectorImpl<const char *> &Args, |
| CompilerInvocation::StringAllocator SA, |
| bool IsHeader) { |
| const FrontendOptions &FrontendOpts = Opts; |
| #define FRONTEND_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef FRONTEND_OPTION_WITH_MARSHALLING |
| |
| Optional<OptSpecifier> ProgramActionOpt = |
| getProgramActionOpt(Opts.ProgramAction); |
| |
| // Generating a simple flag covers most frontend actions. |
| std::function<void()> GenerateProgramAction = [&]() { |
| GenerateArg(Args, *ProgramActionOpt, SA); |
| }; |
| |
| if (!ProgramActionOpt) { |
| // PluginAction is the only program action handled separately. |
| assert(Opts.ProgramAction == frontend::PluginAction && |
| "Frontend action without option."); |
| GenerateProgramAction = [&]() { |
| GenerateArg(Args, OPT_plugin, Opts.ActionName, SA); |
| }; |
| } |
| |
| // FIXME: Simplify the complex 'AST dump' command line. |
| if (Opts.ProgramAction == frontend::ASTDump) { |
| GenerateProgramAction = [&]() { |
| // ASTDumpLookups, ASTDumpDeclTypes and ASTDumpFilter are generated via |
| // marshalling infrastructure. |
| |
| if (Opts.ASTDumpFormat != ADOF_Default) { |
| StringRef Format; |
| switch (Opts.ASTDumpFormat) { |
| case ADOF_Default: |
| llvm_unreachable("Default AST dump format."); |
| case ADOF_JSON: |
| Format = "json"; |
| break; |
| } |
| |
| if (Opts.ASTDumpAll) |
| GenerateArg(Args, OPT_ast_dump_all_EQ, Format, SA); |
| if (Opts.ASTDumpDecls) |
| GenerateArg(Args, OPT_ast_dump_EQ, Format, SA); |
| } else { |
| if (Opts.ASTDumpAll) |
| GenerateArg(Args, OPT_ast_dump_all, SA); |
| if (Opts.ASTDumpDecls) |
| GenerateArg(Args, OPT_ast_dump, SA); |
| } |
| }; |
| } |
| |
| if (Opts.ProgramAction == frontend::FixIt && !Opts.FixItSuffix.empty()) { |
| GenerateProgramAction = [&]() { |
| GenerateArg(Args, OPT_fixit_EQ, Opts.FixItSuffix, SA); |
| }; |
| } |
| |
| GenerateProgramAction(); |
| |
| for (const auto &PluginArgs : Opts.PluginArgs) { |
| Option Opt = getDriverOptTable().getOption(OPT_plugin_arg); |
| const char *Spelling = |
| SA(Opt.getPrefix() + Opt.getName() + PluginArgs.first); |
| for (const auto &PluginArg : PluginArgs.second) |
| denormalizeString(Args, Spelling, SA, Opt.getKind(), 0, PluginArg); |
| } |
| |
| for (const auto &Ext : Opts.ModuleFileExtensions) |
| if (auto *TestExt = dyn_cast_or_null<TestModuleFileExtension>(Ext.get())) |
| GenerateArg(Args, OPT_ftest_module_file_extension_EQ, TestExt->str(), SA); |
| |
| if (!Opts.CodeCompletionAt.FileName.empty()) |
| GenerateArg(Args, OPT_code_completion_at, Opts.CodeCompletionAt.ToString(), |
| SA); |
| |
| for (const auto &Plugin : Opts.Plugins) |
| GenerateArg(Args, OPT_load, Plugin, SA); |
| |
| // ASTDumpDecls and ASTDumpAll already handled with ProgramAction. |
| |
| for (const auto &ModuleFile : Opts.ModuleFiles) |
| GenerateArg(Args, OPT_fmodule_file, ModuleFile, SA); |
| |
| if (Opts.AuxTargetCPU.hasValue()) |
| GenerateArg(Args, OPT_aux_target_cpu, *Opts.AuxTargetCPU, SA); |
| |
| if (Opts.AuxTargetFeatures.hasValue()) |
| for (const auto &Feature : *Opts.AuxTargetFeatures) |
| GenerateArg(Args, OPT_aux_target_feature, Feature, SA); |
| |
| { |
| StringRef Preprocessed = Opts.DashX.isPreprocessed() ? "-cpp-output" : ""; |
| StringRef ModuleMap = |
| Opts.DashX.getFormat() == InputKind::ModuleMap ? "-module-map" : ""; |
| StringRef Header = IsHeader ? "-header" : ""; |
| |
| StringRef Lang; |
| switch (Opts.DashX.getLanguage()) { |
| case Language::C: |
| Lang = "c"; |
| break; |
| case Language::OpenCL: |
| Lang = "cl"; |
| break; |
| case Language::OpenCLCXX: |
| Lang = "clcpp"; |
| break; |
| case Language::CUDA: |
| Lang = "cuda"; |
| break; |
| case Language::HIP: |
| Lang = "hip"; |
| break; |
| case Language::CXX: |
| Lang = "c++"; |
| break; |
| case Language::ObjC: |
| Lang = "objective-c"; |
| break; |
| case Language::ObjCXX: |
| Lang = "objective-c++"; |
| break; |
| case Language::RenderScript: |
| Lang = "renderscript"; |
| break; |
| case Language::Asm: |
| Lang = "assembler-with-cpp"; |
| break; |
| case Language::Unknown: |
| assert(Opts.DashX.getFormat() == InputKind::Precompiled && |
| "Generating -x argument for unknown language (not precompiled)."); |
| Lang = "ast"; |
| break; |
| case Language::LLVM_IR: |
| Lang = "ir"; |
| break; |
| } |
| |
| GenerateArg(Args, OPT_x, Lang + Header + ModuleMap + Preprocessed, SA); |
| } |
| |
| // OPT_INPUT has a unique class, generate it directly. |
| for (const auto &Input : Opts.Inputs) |
| Args.push_back(SA(Input.getFile())); |
| } |
| |
| static bool ParseFrontendArgs(FrontendOptions &Opts, ArgList &Args, |
| DiagnosticsEngine &Diags, bool &IsHeaderFile) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| FrontendOptions &FrontendOpts = Opts; |
| |
| #define FRONTEND_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef FRONTEND_OPTION_WITH_MARSHALLING |
| |
| Opts.ProgramAction = frontend::ParseSyntaxOnly; |
| if (const Arg *A = Args.getLastArg(OPT_Action_Group)) { |
| OptSpecifier Opt = OptSpecifier(A->getOption().getID()); |
| Optional<frontend::ActionKind> ProgramAction = getFrontendAction(Opt); |
| assert(ProgramAction && "Option specifier not in Action_Group."); |
| |
| if (ProgramAction == frontend::ASTDump && |
| (Opt == OPT_ast_dump_all_EQ || Opt == OPT_ast_dump_EQ)) { |
| unsigned Val = llvm::StringSwitch<unsigned>(A->getValue()) |
| .CaseLower("default", ADOF_Default) |
| .CaseLower("json", ADOF_JSON) |
| .Default(std::numeric_limits<unsigned>::max()); |
| |
| if (Val != std::numeric_limits<unsigned>::max()) |
| Opts.ASTDumpFormat = static_cast<ASTDumpOutputFormat>(Val); |
| else { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| Opts.ASTDumpFormat = ADOF_Default; |
| } |
| } |
| |
| if (ProgramAction == frontend::FixIt && Opt == OPT_fixit_EQ) |
| Opts.FixItSuffix = A->getValue(); |
| |
| if (ProgramAction == frontend::GenerateInterfaceStubs) { |
| StringRef ArgStr = |
| Args.hasArg(OPT_interface_stub_version_EQ) |
| ? Args.getLastArgValue(OPT_interface_stub_version_EQ) |
| : "ifs-v1"; |
| if (ArgStr == "experimental-yaml-elf-v1" || |
| ArgStr == "experimental-ifs-v1" || ArgStr == "experimental-ifs-v2" || |
| ArgStr == "experimental-tapi-elf-v1") { |
| std::string ErrorMessage = |
| "Invalid interface stub format: " + ArgStr.str() + |
| " is deprecated."; |
| Diags.Report(diag::err_drv_invalid_value) |
| << "Must specify a valid interface stub format type, ie: " |
| "-interface-stub-version=ifs-v1" |
| << ErrorMessage; |
| ProgramAction = frontend::ParseSyntaxOnly; |
| } else if (!ArgStr.startswith("ifs-")) { |
| std::string ErrorMessage = |
| "Invalid interface stub format: " + ArgStr.str() + "."; |
| Diags.Report(diag::err_drv_invalid_value) |
| << "Must specify a valid interface stub format type, ie: " |
| "-interface-stub-version=ifs-v1" |
| << ErrorMessage; |
| ProgramAction = frontend::ParseSyntaxOnly; |
| } |
| } |
| |
| Opts.ProgramAction = *ProgramAction; |
| } |
| |
| if (const Arg* A = Args.getLastArg(OPT_plugin)) { |
| Opts.Plugins.emplace_back(A->getValue(0)); |
| Opts.ProgramAction = frontend::PluginAction; |
| Opts.ActionName = A->getValue(); |
| } |
| for (const auto *AA : Args.filtered(OPT_plugin_arg)) |
| Opts.PluginArgs[AA->getValue(0)].emplace_back(AA->getValue(1)); |
| |
| for (const std::string &Arg : |
| Args.getAllArgValues(OPT_ftest_module_file_extension_EQ)) { |
| std::string BlockName; |
| unsigned MajorVersion; |
| unsigned MinorVersion; |
| bool Hashed; |
| std::string UserInfo; |
| if (parseTestModuleFileExtensionArg(Arg, BlockName, MajorVersion, |
| MinorVersion, Hashed, UserInfo)) { |
| Diags.Report(diag::err_test_module_file_extension_format) << Arg; |
| |
| continue; |
| } |
| |
| // Add the testing module file extension. |
| Opts.ModuleFileExtensions.push_back( |
| std::make_shared<TestModuleFileExtension>( |
| BlockName, MajorVersion, MinorVersion, Hashed, UserInfo)); |
| } |
| |
| if (const Arg *A = Args.getLastArg(OPT_code_completion_at)) { |
| Opts.CodeCompletionAt = |
| ParsedSourceLocation::FromString(A->getValue()); |
| if (Opts.CodeCompletionAt.FileName.empty()) |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| } |
| |
| Opts.Plugins = Args.getAllArgValues(OPT_load); |
| Opts.ASTDumpDecls = Args.hasArg(OPT_ast_dump, OPT_ast_dump_EQ); |
| Opts.ASTDumpAll = Args.hasArg(OPT_ast_dump_all, OPT_ast_dump_all_EQ); |
| // Only the -fmodule-file=<file> form. |
| for (const auto *A : Args.filtered(OPT_fmodule_file)) { |
| StringRef Val = A->getValue(); |
| if (!Val.contains('=')) |
| Opts.ModuleFiles.push_back(std::string(Val)); |
| } |
| |
| if (Opts.ProgramAction != frontend::GenerateModule && Opts.IsSystemModule) |
| Diags.Report(diag::err_drv_argument_only_allowed_with) << "-fsystem-module" |
| << "-emit-module"; |
| |
| if (Args.hasArg(OPT_aux_target_cpu)) |
| Opts.AuxTargetCPU = std::string(Args.getLastArgValue(OPT_aux_target_cpu)); |
| if (Args.hasArg(OPT_aux_target_feature)) |
| Opts.AuxTargetFeatures = Args.getAllArgValues(OPT_aux_target_feature); |
| |
| if (Opts.ARCMTAction != FrontendOptions::ARCMT_None && |
| Opts.ObjCMTAction != FrontendOptions::ObjCMT_None) { |
| Diags.Report(diag::err_drv_argument_not_allowed_with) |
| << "ARC migration" << "ObjC migration"; |
| } |
| |
| InputKind DashX(Language::Unknown); |
| if (const Arg *A = Args.getLastArg(OPT_x)) { |
| StringRef XValue = A->getValue(); |
| |
| // Parse suffixes: '<lang>(-header|[-module-map][-cpp-output])'. |
| // FIXME: Supporting '<lang>-header-cpp-output' would be useful. |
| bool Preprocessed = XValue.consume_back("-cpp-output"); |
| bool ModuleMap = XValue.consume_back("-module-map"); |
| IsHeaderFile = !Preprocessed && !ModuleMap && |
| XValue != "precompiled-header" && |
| XValue.consume_back("-header"); |
| |
| // Principal languages. |
| DashX = llvm::StringSwitch<InputKind>(XValue) |
| .Case("c", Language::C) |
| .Case("cl", Language::OpenCL) |
| .Case("clcpp", Language::OpenCLCXX) |
| .Case("cuda", Language::CUDA) |
| .Case("hip", Language::HIP) |
| .Case("c++", Language::CXX) |
| .Case("objective-c", Language::ObjC) |
| .Case("objective-c++", Language::ObjCXX) |
| .Case("renderscript", Language::RenderScript) |
| .Default(Language::Unknown); |
| |
| // "objc[++]-cpp-output" is an acceptable synonym for |
| // "objective-c[++]-cpp-output". |
| if (DashX.isUnknown() && Preprocessed && !IsHeaderFile && !ModuleMap) |
| DashX = llvm::StringSwitch<InputKind>(XValue) |
| .Case("objc", Language::ObjC) |
| .Case("objc++", Language::ObjCXX) |
| .Default(Language::Unknown); |
| |
| // Some special cases cannot be combined with suffixes. |
| if (DashX.isUnknown() && !Preprocessed && !ModuleMap && !IsHeaderFile) |
| DashX = llvm::StringSwitch<InputKind>(XValue) |
| .Case("cpp-output", InputKind(Language::C).getPreprocessed()) |
| .Case("assembler-with-cpp", Language::Asm) |
| .Cases("ast", "pcm", "precompiled-header", |
| InputKind(Language::Unknown, InputKind::Precompiled)) |
| .Case("ir", Language::LLVM_IR) |
| .Default(Language::Unknown); |
| |
| if (DashX.isUnknown()) |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| |
| if (Preprocessed) |
| DashX = DashX.getPreprocessed(); |
| if (ModuleMap) |
| DashX = DashX.withFormat(InputKind::ModuleMap); |
| } |
| |
| // '-' is the default input if none is given. |
| std::vector<std::string> Inputs = Args.getAllArgValues(OPT_INPUT); |
| Opts.Inputs.clear(); |
| if (Inputs.empty()) |
| Inputs.push_back("-"); |
| for (unsigned i = 0, e = Inputs.size(); i != e; ++i) { |
| InputKind IK = DashX; |
| if (IK.isUnknown()) { |
| IK = FrontendOptions::getInputKindForExtension( |
| StringRef(Inputs[i]).rsplit('.').second); |
| // FIXME: Warn on this? |
| if (IK.isUnknown()) |
| IK = Language::C; |
| // FIXME: Remove this hack. |
| if (i == 0) |
| DashX = IK; |
| } |
| |
| bool IsSystem = false; |
| |
| // The -emit-module action implicitly takes a module map. |
| if (Opts.ProgramAction == frontend::GenerateModule && |
| IK.getFormat() == InputKind::Source) { |
| IK = IK.withFormat(InputKind::ModuleMap); |
| IsSystem = Opts.IsSystemModule; |
| } |
| |
| Opts.Inputs.emplace_back(std::move(Inputs[i]), IK, IsSystem); |
| } |
| |
| Opts.DashX = DashX; |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| std::string CompilerInvocation::GetResourcesPath(const char *Argv0, |
| void *MainAddr) { |
| std::string ClangExecutable = |
| llvm::sys::fs::getMainExecutable(Argv0, MainAddr); |
| return Driver::GetResourcesPath(ClangExecutable, CLANG_RESOURCE_DIR); |
| } |
| |
| static void GenerateHeaderSearchArgs(HeaderSearchOptions &Opts, |
| SmallVectorImpl<const char *> &Args, |
| CompilerInvocation::StringAllocator SA) { |
| const HeaderSearchOptions *HeaderSearchOpts = &Opts; |
| #define HEADER_SEARCH_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef HEADER_SEARCH_OPTION_WITH_MARSHALLING |
| |
| if (Opts.UseLibcxx) |
| GenerateArg(Args, OPT_stdlib_EQ, "libc++", SA); |
| |
| if (!Opts.ModuleCachePath.empty()) |
| GenerateArg(Args, OPT_fmodules_cache_path, Opts.ModuleCachePath, SA); |
| |
| for (const auto &File : Opts.PrebuiltModuleFiles) |
| GenerateArg(Args, OPT_fmodule_file, File.first + "=" + File.second, SA); |
| |
| for (const auto &Path : Opts.PrebuiltModulePaths) |
| GenerateArg(Args, OPT_fprebuilt_module_path, Path, SA); |
| |
| for (const auto &Macro : Opts.ModulesIgnoreMacros) |
| GenerateArg(Args, OPT_fmodules_ignore_macro, Macro.val(), SA); |
| |
| auto Matches = [](const HeaderSearchOptions::Entry &Entry, |
| llvm::ArrayRef<frontend::IncludeDirGroup> Groups, |
| llvm::Optional<bool> IsFramework, |
| llvm::Optional<bool> IgnoreSysRoot) { |
| return llvm::is_contained(Groups, Entry.Group) && |
| (!IsFramework || (Entry.IsFramework == *IsFramework)) && |
| (!IgnoreSysRoot || (Entry.IgnoreSysRoot == *IgnoreSysRoot)); |
| }; |
| |
| auto It = Opts.UserEntries.begin(); |
| auto End = Opts.UserEntries.end(); |
| |
| // Add -I..., -F..., and -index-header-map options in order. |
| for (; It < End && |
| Matches(*It, {frontend::IndexHeaderMap, frontend::Angled}, None, true); |
| ++It) { |
| OptSpecifier Opt = [It, Matches]() { |
| if (Matches(*It, frontend::IndexHeaderMap, true, true)) |
| return OPT_F; |
| if (Matches(*It, frontend::IndexHeaderMap, false, true)) |
| return OPT_I; |
| if (Matches(*It, frontend::Angled, true, true)) |
| return OPT_F; |
| if (Matches(*It, frontend::Angled, false, true)) |
| return OPT_I; |
| llvm_unreachable("Unexpected HeaderSearchOptions::Entry."); |
| }(); |
| |
| if (It->Group == frontend::IndexHeaderMap) |
| GenerateArg(Args, OPT_index_header_map, SA); |
| GenerateArg(Args, Opt, It->Path, SA); |
| }; |
| |
| // Note: some paths that came from "[-iprefix=xx] -iwithprefixbefore=yy" may |
| // have already been generated as "-I[xx]yy". If that's the case, their |
| // position on command line was such that this has no semantic impact on |
| // include paths. |
| for (; It < End && |
| Matches(*It, {frontend::After, frontend::Angled}, false, true); |
| ++It) { |
| OptSpecifier Opt = |
| It->Group == frontend::After ? OPT_iwithprefix : OPT_iwithprefixbefore; |
| GenerateArg(Args, Opt, It->Path, SA); |
| } |
| |
| // Note: Some paths that came from "-idirafter=xxyy" may have already been |
| // generated as "-iwithprefix=xxyy". If that's the case, their position on |
| // command line was such that this has no semantic impact on include paths. |
| for (; It < End && Matches(*It, {frontend::After}, false, true); ++It) |
| GenerateArg(Args, OPT_idirafter, It->Path, SA); |
| for (; It < End && Matches(*It, {frontend::Quoted}, false, true); ++It) |
| GenerateArg(Args, OPT_iquote, It->Path, SA); |
| for (; It < End && Matches(*It, {frontend::System}, false, None); ++It) |
| GenerateArg(Args, It->IgnoreSysRoot ? OPT_isystem : OPT_iwithsysroot, |
| It->Path, SA); |
| for (; It < End && Matches(*It, {frontend::System}, true, true); ++It) |
| GenerateArg(Args, OPT_iframework, It->Path, SA); |
| for (; It < End && Matches(*It, {frontend::System}, true, false); ++It) |
| GenerateArg(Args, OPT_iframeworkwithsysroot, It->Path, SA); |
| |
| // Add the paths for the various language specific isystem flags. |
| for (; It < End && Matches(*It, {frontend::CSystem}, false, true); ++It) |
| GenerateArg(Args, OPT_c_isystem, It->Path, SA); |
| for (; It < End && Matches(*It, {frontend::CXXSystem}, false, true); ++It) |
| GenerateArg(Args, OPT_cxx_isystem, It->Path, SA); |
| for (; It < End && Matches(*It, {frontend::ObjCSystem}, false, true); ++It) |
| GenerateArg(Args, OPT_objc_isystem, It->Path, SA); |
| for (; It < End && Matches(*It, {frontend::ObjCXXSystem}, false, true); ++It) |
| GenerateArg(Args, OPT_objcxx_isystem, It->Path, SA); |
| |
| // Add the internal paths from a driver that detects standard include paths. |
| // Note: Some paths that came from "-internal-isystem" arguments may have |
| // already been generated as "-isystem". If that's the case, their position on |
| // command line was such that this has no semantic impact on include paths. |
| for (; It < End && |
| Matches(*It, {frontend::System, frontend::ExternCSystem}, false, true); |
| ++It) { |
| OptSpecifier Opt = It->Group == frontend::System |
| ? OPT_internal_isystem |
| : OPT_internal_externc_isystem; |
| GenerateArg(Args, Opt, It->Path, SA); |
| } |
| |
| assert(It == End && "Unhandled HeaderSearchOption::Entry."); |
| |
| // Add the path prefixes which are implicitly treated as being system headers. |
| for (const auto &P : Opts.SystemHeaderPrefixes) { |
| OptSpecifier Opt = P.IsSystemHeader ? OPT_system_header_prefix |
| : OPT_no_system_header_prefix; |
| GenerateArg(Args, Opt, P.Prefix, SA); |
| } |
| |
| for (const std::string &F : Opts.VFSOverlayFiles) |
| GenerateArg(Args, OPT_ivfsoverlay, F, SA); |
| } |
| |
| static bool ParseHeaderSearchArgs(HeaderSearchOptions &Opts, ArgList &Args, |
| DiagnosticsEngine &Diags, |
| const std::string &WorkingDir) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| HeaderSearchOptions *HeaderSearchOpts = &Opts; |
| |
| #define HEADER_SEARCH_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef HEADER_SEARCH_OPTION_WITH_MARSHALLING |
| |
| if (const Arg *A = Args.getLastArg(OPT_stdlib_EQ)) |
| Opts.UseLibcxx = (strcmp(A->getValue(), "libc++") == 0); |
| |
| // Canonicalize -fmodules-cache-path before storing it. |
| SmallString<128> P(Args.getLastArgValue(OPT_fmodules_cache_path)); |
| if (!(P.empty() || llvm::sys::path::is_absolute(P))) { |
| if (WorkingDir.empty()) |
| llvm::sys::fs::make_absolute(P); |
| else |
| llvm::sys::fs::make_absolute(WorkingDir, P); |
| } |
| llvm::sys::path::remove_dots(P); |
| Opts.ModuleCachePath = std::string(P.str()); |
| |
| // Only the -fmodule-file=<name>=<file> form. |
| for (const auto *A : Args.filtered(OPT_fmodule_file)) { |
| StringRef Val = A->getValue(); |
| if (Val.contains('=')) { |
| auto Split = Val.split('='); |
| Opts.PrebuiltModuleFiles.insert( |
| {std::string(Split.first), std::string(Split.second)}); |
| } |
| } |
| for (const auto *A : Args.filtered(OPT_fprebuilt_module_path)) |
| Opts.AddPrebuiltModulePath(A->getValue()); |
| |
| for (const auto *A : Args.filtered(OPT_fmodules_ignore_macro)) { |
| StringRef MacroDef = A->getValue(); |
| Opts.ModulesIgnoreMacros.insert( |
| llvm::CachedHashString(MacroDef.split('=').first)); |
| } |
| |
| // Add -I..., -F..., and -index-header-map options in order. |
| bool IsIndexHeaderMap = false; |
| bool IsSysrootSpecified = |
| Args.hasArg(OPT__sysroot_EQ) || Args.hasArg(OPT_isysroot); |
| for (const auto *A : Args.filtered(OPT_I, OPT_F, OPT_index_header_map)) { |
| if (A->getOption().matches(OPT_index_header_map)) { |
| // -index-header-map applies to the next -I or -F. |
| IsIndexHeaderMap = true; |
| continue; |
| } |
| |
| frontend::IncludeDirGroup Group = |
| IsIndexHeaderMap ? frontend::IndexHeaderMap : frontend::Angled; |
| |
| bool IsFramework = A->getOption().matches(OPT_F); |
| std::string Path = A->getValue(); |
| |
| if (IsSysrootSpecified && !IsFramework && A->getValue()[0] == '=') { |
| SmallString<32> Buffer; |
| llvm::sys::path::append(Buffer, Opts.Sysroot, |
| llvm::StringRef(A->getValue()).substr(1)); |
| Path = std::string(Buffer.str()); |
| } |
| |
| Opts.AddPath(Path, Group, IsFramework, |
| /*IgnoreSysroot*/ true); |
| IsIndexHeaderMap = false; |
| } |
| |
| // Add -iprefix/-iwithprefix/-iwithprefixbefore options. |
| StringRef Prefix = ""; // FIXME: This isn't the correct default prefix. |
| for (const auto *A : |
| Args.filtered(OPT_iprefix, OPT_iwithprefix, OPT_iwithprefixbefore)) { |
| if (A->getOption().matches(OPT_iprefix)) |
| Prefix = A->getValue(); |
| else if (A->getOption().matches(OPT_iwithprefix)) |
| Opts.AddPath(Prefix.str() + A->getValue(), frontend::After, false, true); |
| else |
| Opts.AddPath(Prefix.str() + A->getValue(), frontend::Angled, false, true); |
| } |
| |
| for (const auto *A : Args.filtered(OPT_idirafter)) |
| Opts.AddPath(A->getValue(), frontend::After, false, true); |
| for (const auto *A : Args.filtered(OPT_iquote)) |
| Opts.AddPath(A->getValue(), frontend::Quoted, false, true); |
| for (const auto *A : Args.filtered(OPT_isystem, OPT_iwithsysroot)) |
| Opts.AddPath(A->getValue(), frontend::System, false, |
| !A->getOption().matches(OPT_iwithsysroot)); |
| for (const auto *A : Args.filtered(OPT_iframework)) |
| Opts.AddPath(A->getValue(), frontend::System, true, true); |
| for (const auto *A : Args.filtered(OPT_iframeworkwithsysroot)) |
| Opts.AddPath(A->getValue(), frontend::System, /*IsFramework=*/true, |
| /*IgnoreSysRoot=*/false); |
| |
| // Add the paths for the various language specific isystem flags. |
| for (const auto *A : Args.filtered(OPT_c_isystem)) |
| Opts.AddPath(A->getValue(), frontend::CSystem, false, true); |
| for (const auto *A : Args.filtered(OPT_cxx_isystem)) |
| Opts.AddPath(A->getValue(), frontend::CXXSystem, false, true); |
| for (const auto *A : Args.filtered(OPT_objc_isystem)) |
| Opts.AddPath(A->getValue(), frontend::ObjCSystem, false,true); |
| for (const auto *A : Args.filtered(OPT_objcxx_isystem)) |
| Opts.AddPath(A->getValue(), frontend::ObjCXXSystem, false, true); |
| |
| // Add the internal paths from a driver that detects standard include paths. |
| for (const auto *A : |
| Args.filtered(OPT_internal_isystem, OPT_internal_externc_isystem)) { |
| frontend::IncludeDirGroup Group = frontend::System; |
| if (A->getOption().matches(OPT_internal_externc_isystem)) |
| Group = frontend::ExternCSystem; |
| Opts.AddPath(A->getValue(), Group, false, true); |
| } |
| |
| // Add the path prefixes which are implicitly treated as being system headers. |
| for (const auto *A : |
| Args.filtered(OPT_system_header_prefix, OPT_no_system_header_prefix)) |
| Opts.AddSystemHeaderPrefix( |
| A->getValue(), A->getOption().matches(OPT_system_header_prefix)); |
| |
| for (const auto *A : Args.filtered(OPT_ivfsoverlay)) |
| Opts.AddVFSOverlayFile(A->getValue()); |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| void CompilerInvocation::setLangDefaults(LangOptions &Opts, InputKind IK, |
| const llvm::Triple &T, |
| std::vector<std::string> &Includes, |
| LangStandard::Kind LangStd) { |
| // Set some properties which depend solely on the input kind; it would be nice |
| // to move these to the language standard, and have the driver resolve the |
| // input kind + language standard. |
| // |
| // FIXME: Perhaps a better model would be for a single source file to have |
| // multiple language standards (C / C++ std, ObjC std, OpenCL std, OpenMP std) |
| // simultaneously active? |
| if (IK.getLanguage() == Language::Asm) { |
| Opts.AsmPreprocessor = 1; |
| } else if (IK.isObjectiveC()) { |
| Opts.ObjC = 1; |
| } |
| |
| if (LangStd == LangStandard::lang_unspecified) { |
| // Based on the base language, pick one. |
| switch (IK.getLanguage()) { |
| case Language::Unknown: |
| case Language::LLVM_IR: |
| llvm_unreachable("Invalid input kind!"); |
| case Language::OpenCL: |
| LangStd = LangStandard::lang_opencl12; |
| break; |
| case Language::OpenCLCXX: |
| LangStd = LangStandard::lang_openclcpp10; |
| break; |
| case Language::CUDA: |
| LangStd = LangStandard::lang_cuda; |
| break; |
| case Language::Asm: |
| case Language::C: |
| #if defined(CLANG_DEFAULT_STD_C) |
| LangStd = CLANG_DEFAULT_STD_C; |
| #else |
| // The PS4 uses C99 as the default C standard. |
| if (T.isPS4()) |
| LangStd = LangStandard::lang_gnu99; |
| else |
| LangStd = LangStandard::lang_gnu17; |
| #endif |
| break; |
| case Language::ObjC: |
| #if defined(CLANG_DEFAULT_STD_C) |
| LangStd = CLANG_DEFAULT_STD_C; |
| #else |
| LangStd = LangStandard::lang_gnu11; |
| #endif |
| break; |
| case Language::CXX: |
| case Language::ObjCXX: |
| #if defined(CLANG_DEFAULT_STD_CXX) |
| LangStd = CLANG_DEFAULT_STD_CXX; |
| #else |
| LangStd = LangStandard::lang_gnucxx14; |
| #endif |
| break; |
| case Language::RenderScript: |
| LangStd = LangStandard::lang_c99; |
| break; |
| case Language::HIP: |
| LangStd = LangStandard::lang_hip; |
| break; |
| } |
| } |
| |
| const LangStandard &Std = LangStandard::getLangStandardForKind(LangStd); |
| Opts.LangStd = LangStd; |
| Opts.LineComment = Std.hasLineComments(); |
| Opts.C99 = Std.isC99(); |
| Opts.C11 = Std.isC11(); |
| Opts.C17 = Std.isC17(); |
| Opts.C2x = Std.isC2x(); |
| Opts.CPlusPlus = Std.isCPlusPlus(); |
| Opts.CPlusPlus11 = Std.isCPlusPlus11(); |
| Opts.CPlusPlus14 = Std.isCPlusPlus14(); |
| Opts.CPlusPlus17 = Std.isCPlusPlus17(); |
| Opts.CPlusPlus20 = Std.isCPlusPlus20(); |
| Opts.CPlusPlus2b = Std.isCPlusPlus2b(); |
| Opts.GNUMode = Std.isGNUMode(); |
| Opts.GNUCVersion = 0; |
| Opts.HexFloats = Std.hasHexFloats(); |
| Opts.ImplicitInt = Std.hasImplicitInt(); |
| |
| // Set OpenCL Version. |
| Opts.OpenCL = Std.isOpenCL(); |
| if (LangStd == LangStandard::lang_opencl10) |
| Opts.OpenCLVersion = 100; |
| else if (LangStd == LangStandard::lang_opencl11) |
| Opts.OpenCLVersion = 110; |
| else if (LangStd == LangStandard::lang_opencl12) |
| Opts.OpenCLVersion = 120; |
| else if (LangStd == LangStandard::lang_opencl20) |
| Opts.OpenCLVersion = 200; |
| else if (LangStd == LangStandard::lang_opencl30) |
| Opts.OpenCLVersion = 300; |
| else if (LangStd == LangStandard::lang_openclcpp10) |
| Opts.OpenCLCPlusPlusVersion = 100; |
| else if (LangStd == LangStandard::lang_openclcpp2021) |
| Opts.OpenCLCPlusPlusVersion = 202100; |
| |
| // OpenCL has some additional defaults. |
| if (Opts.OpenCL) { |
| Opts.AltiVec = 0; |
| Opts.ZVector = 0; |
| Opts.setDefaultFPContractMode(LangOptions::FPM_On); |
| Opts.OpenCLCPlusPlus = Opts.CPlusPlus; |
| Opts.OpenCLPipes = Opts.getOpenCLCompatibleVersion() == 200; |
| Opts.OpenCLGenericAddressSpace = Opts.getOpenCLCompatibleVersion() == 200; |
| |
| // Include default header file for OpenCL. |
| if (Opts.IncludeDefaultHeader) { |
| if (Opts.DeclareOpenCLBuiltins) { |
| // Only include base header file for builtin types and constants. |
| Includes.push_back("opencl-c-base.h"); |
| } else { |
| Includes.push_back("opencl-c.h"); |
| } |
| } |
| } |
| |
| Opts.HIP = IK.getLanguage() == Language::HIP; |
| Opts.CUDA = IK.getLanguage() == Language::CUDA || Opts.HIP; |
| if (Opts.HIP) { |
| // HIP toolchain does not support 'Fast' FPOpFusion in backends since it |
| // fuses multiplication/addition instructions without contract flag from |
| // device library functions in LLVM bitcode, which causes accuracy loss in |
| // certain math functions, e.g. tan(-1e20) becomes -0.933 instead of 0.8446. |
| // For device library functions in bitcode to work, 'Strict' or 'Standard' |
| // FPOpFusion options in backends is needed. Therefore 'fast-honor-pragmas' |
| // FP contract option is used to allow fuse across statements in frontend |
| // whereas respecting contract flag in backend. |
| Opts.setDefaultFPContractMode(LangOptions::FPM_FastHonorPragmas); |
| } else if (Opts.CUDA) { |
| // Allow fuse across statements disregarding pragmas. |
| Opts.setDefaultFPContractMode(LangOptions::FPM_Fast); |
| } |
| |
| Opts.RenderScript = IK.getLanguage() == Language::RenderScript; |
| |
| // OpenCL and C++ both have bool, true, false keywords. |
| Opts.Bool = Opts.OpenCL || Opts.CPlusPlus; |
| |
| // OpenCL has half keyword |
| Opts.Half = Opts.OpenCL; |
| } |
| |
| /// Check if input file kind and language standard are compatible. |
| static bool IsInputCompatibleWithStandard(InputKind IK, |
| const LangStandard &S) { |
| switch (IK.getLanguage()) { |
| case Language::Unknown: |
| case Language::LLVM_IR: |
| llvm_unreachable("should not parse language flags for this input"); |
| |
| case Language::C: |
| case Language::ObjC: |
| case Language::RenderScript: |
| return S.getLanguage() == Language::C; |
| |
| case Language::OpenCL: |
| return S.getLanguage() == Language::OpenCL || |
| S.getLanguage() == Language::OpenCLCXX; |
| |
| case Language::OpenCLCXX: |
| return S.getLanguage() == Language::OpenCLCXX; |
| |
| case Language::CXX: |
| case Language::ObjCXX: |
| return S.getLanguage() == Language::CXX; |
| |
| case Language::CUDA: |
| // FIXME: What -std= values should be permitted for CUDA compilations? |
| return S.getLanguage() == Language::CUDA || |
| S.getLanguage() == Language::CXX; |
| |
| case Language::HIP: |
| return S.getLanguage() == Language::CXX || S.getLanguage() == Language::HIP; |
| |
| case Language::Asm: |
| // Accept (and ignore) all -std= values. |
| // FIXME: The -std= value is not ignored; it affects the tokenization |
| // and preprocessing rules if we're preprocessing this asm input. |
| return true; |
| } |
| |
| llvm_unreachable("unexpected input language"); |
| } |
| |
| /// Get language name for given input kind. |
| static const StringRef GetInputKindName(InputKind IK) { |
| switch (IK.getLanguage()) { |
| case Language::C: |
| return "C"; |
| case Language::ObjC: |
| return "Objective-C"; |
| case Language::CXX: |
| return "C++"; |
| case Language::ObjCXX: |
| return "Objective-C++"; |
| case Language::OpenCL: |
| return "OpenCL"; |
| case Language::OpenCLCXX: |
| return "C++ for OpenCL"; |
| case Language::CUDA: |
| return "CUDA"; |
| case Language::RenderScript: |
| return "RenderScript"; |
| case Language::HIP: |
| return "HIP"; |
| |
| case Language::Asm: |
| return "Asm"; |
| case Language::LLVM_IR: |
| return "LLVM IR"; |
| |
| case Language::Unknown: |
| break; |
| } |
| llvm_unreachable("unknown input language"); |
| } |
| |
| void CompilerInvocation::GenerateLangArgs(const LangOptions &Opts, |
| SmallVectorImpl<const char *> &Args, |
| StringAllocator SA, |
| const llvm::Triple &T, InputKind IK) { |
| if (IK.getFormat() == InputKind::Precompiled || |
| IK.getLanguage() == Language::LLVM_IR) { |
| if (Opts.ObjCAutoRefCount) |
| GenerateArg(Args, OPT_fobjc_arc, SA); |
| if (Opts.PICLevel != 0) |
| GenerateArg(Args, OPT_pic_level, Twine(Opts.PICLevel), SA); |
| if (Opts.PIE) |
| GenerateArg(Args, OPT_pic_is_pie, SA); |
| for (StringRef Sanitizer : serializeSanitizerKinds(Opts.Sanitize)) |
| GenerateArg(Args, OPT_fsanitize_EQ, Sanitizer, SA); |
| |
| return; |
| } |
| |
| OptSpecifier StdOpt; |
| switch (Opts.LangStd) { |
| case LangStandard::lang_opencl10: |
| case LangStandard::lang_opencl11: |
| case LangStandard::lang_opencl12: |
| case LangStandard::lang_opencl20: |
| case LangStandard::lang_opencl30: |
| case LangStandard::lang_openclcpp10: |
| case LangStandard::lang_openclcpp2021: |
| StdOpt = OPT_cl_std_EQ; |
| break; |
| default: |
| StdOpt = OPT_std_EQ; |
| break; |
| } |
| |
| auto LangStandard = LangStandard::getLangStandardForKind(Opts.LangStd); |
| GenerateArg(Args, StdOpt, LangStandard.getName(), SA); |
| |
| if (Opts.IncludeDefaultHeader) |
| GenerateArg(Args, OPT_finclude_default_header, SA); |
| if (Opts.DeclareOpenCLBuiltins) |
| GenerateArg(Args, OPT_fdeclare_opencl_builtins, SA); |
| |
| const LangOptions *LangOpts = &Opts; |
| |
| #define LANG_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef LANG_OPTION_WITH_MARSHALLING |
| |
| // The '-fcf-protection=' option is generated by CodeGenOpts generator. |
| |
| if (Opts.ObjC) { |
| GenerateArg(Args, OPT_fobjc_runtime_EQ, Opts.ObjCRuntime.getAsString(), SA); |
| |
| if (Opts.GC == LangOptions::GCOnly) |
| GenerateArg(Args, OPT_fobjc_gc_only, SA); |
| else if (Opts.GC == LangOptions::HybridGC) |
| GenerateArg(Args, OPT_fobjc_gc, SA); |
| else if (Opts.ObjCAutoRefCount == 1) |
| GenerateArg(Args, OPT_fobjc_arc, SA); |
| |
| if (Opts.ObjCWeakRuntime) |
| GenerateArg(Args, OPT_fobjc_runtime_has_weak, SA); |
| |
| if (Opts.ObjCWeak) |
| GenerateArg(Args, OPT_fobjc_weak, SA); |
| |
| if (Opts.ObjCSubscriptingLegacyRuntime) |
| GenerateArg(Args, OPT_fobjc_subscripting_legacy_runtime, SA); |
| } |
| |
| if (Opts.GNUCVersion != 0) { |
| unsigned Major = Opts.GNUCVersion / 100 / 100; |
| unsigned Minor = (Opts.GNUCVersion / 100) % 100; |
| unsigned Patch = Opts.GNUCVersion % 100; |
| GenerateArg(Args, OPT_fgnuc_version_EQ, |
| Twine(Major) + "." + Twine(Minor) + "." + Twine(Patch), SA); |
| } |
| |
| if (Opts.IgnoreXCOFFVisibility) |
| GenerateArg(Args, OPT_mignore_xcoff_visibility, SA); |
| |
| if (Opts.SignedOverflowBehavior == LangOptions::SOB_Trapping) { |
| GenerateArg(Args, OPT_ftrapv, SA); |
| GenerateArg(Args, OPT_ftrapv_handler, Opts.OverflowHandler, SA); |
| } else if (Opts.SignedOverflowBehavior == LangOptions::SOB_Defined) { |
| GenerateArg(Args, OPT_fwrapv, SA); |
| } |
| |
| if (Opts.MSCompatibilityVersion != 0) { |
| unsigned Major = Opts.MSCompatibilityVersion / 10000000; |
| unsigned Minor = (Opts.MSCompatibilityVersion / 100000) % 100; |
| unsigned Subminor = Opts.MSCompatibilityVersion % 100000; |
| GenerateArg(Args, OPT_fms_compatibility_version, |
| Twine(Major) + "." + Twine(Minor) + "." + Twine(Subminor), SA); |
| } |
| |
| if ((!Opts.GNUMode && !Opts.MSVCCompat && !Opts.CPlusPlus17) || T.isOSzOS()) { |
| if (!Opts.Trigraphs) |
| GenerateArg(Args, OPT_fno_trigraphs, SA); |
| } else { |
| if (Opts.Trigraphs) |
| GenerateArg(Args, OPT_ftrigraphs, SA); |
| } |
| |
| if (Opts.Blocks && !(Opts.OpenCL && Opts.OpenCLVersion == 200)) |
| GenerateArg(Args, OPT_fblocks, SA); |
| |
| if (Opts.ConvergentFunctions && |
| !(Opts.OpenCL || (Opts.CUDA && Opts.CUDAIsDevice) || Opts.SYCLIsDevice)) |
| GenerateArg(Args, OPT_fconvergent_functions, SA); |
| |
| if (Opts.NoBuiltin && !Opts.Freestanding) |
| GenerateArg(Args, OPT_fno_builtin, SA); |
| |
| if (!Opts.NoBuiltin) |
| for (const auto &Func : Opts.NoBuiltinFuncs) |
| GenerateArg(Args, OPT_fno_builtin_, Func, SA); |
| |
| if (Opts.LongDoubleSize == 128) |
| GenerateArg(Args, OPT_mlong_double_128, SA); |
| else if (Opts.LongDoubleSize == 64) |
| GenerateArg(Args, OPT_mlong_double_64, SA); |
| |
| // Not generating '-mrtd', it's just an alias for '-fdefault-calling-conv='. |
| |
| // OpenMP was requested via '-fopenmp', not implied by '-fopenmp-simd' or |
| // '-fopenmp-targets='. |
| if (Opts.OpenMP && !Opts.OpenMPSimd) { |
| GenerateArg(Args, OPT_fopenmp, SA); |
| |
| if (Opts.OpenMP != 50) |
| GenerateArg(Args, OPT_fopenmp_version_EQ, Twine(Opts.OpenMP), SA); |
| |
| if (!Opts.OpenMPUseTLS) |
| GenerateArg(Args, OPT_fnoopenmp_use_tls, SA); |
| |
| if (Opts.OpenMPIsDevice) |
| GenerateArg(Args, OPT_fopenmp_is_device, SA); |
| |
| if (Opts.OpenMPIRBuilder) |
| GenerateArg(Args, OPT_fopenmp_enable_irbuilder, SA); |
| } |
| |
| if (Opts.OpenMPSimd) { |
| GenerateArg(Args, OPT_fopenmp_simd, SA); |
| |
| if (Opts.OpenMP != 50) |
| GenerateArg(Args, OPT_fopenmp_version_EQ, Twine(Opts.OpenMP), SA); |
| } |
| |
| if (Opts.OpenMPTargetNewRuntime) |
| GenerateArg(Args, OPT_fopenmp_target_new_runtime, SA); |
| |
| if (Opts.OpenMPThreadSubscription) |
| GenerateArg(Args, OPT_fopenmp_assume_threads_oversubscription, SA); |
| |
| if (Opts.OpenMPTeamSubscription) |
| GenerateArg(Args, OPT_fopenmp_assume_teams_oversubscription, SA); |
| |
| if (Opts.OpenMPTargetDebug != 0) |
| GenerateArg(Args, OPT_fopenmp_target_debug_EQ, |
| Twine(Opts.OpenMPTargetDebug), SA); |
| |
| if (Opts.OpenMPCUDANumSMs != 0) |
| GenerateArg(Args, OPT_fopenmp_cuda_number_of_sm_EQ, |
| Twine(Opts.OpenMPCUDANumSMs), SA); |
| |
| if (Opts.OpenMPCUDABlocksPerSM != 0) |
| GenerateArg(Args, OPT_fopenmp_cuda_blocks_per_sm_EQ, |
| Twine(Opts.OpenMPCUDABlocksPerSM), SA); |
| |
| if (Opts.OpenMPCUDAReductionBufNum != 1024) |
| GenerateArg(Args, OPT_fopenmp_cuda_teams_reduction_recs_num_EQ, |
| Twine(Opts.OpenMPCUDAReductionBufNum), SA); |
| |
| if (!Opts.OMPTargetTriples.empty()) { |
| std::string Targets; |
| llvm::raw_string_ostream OS(Targets); |
| llvm::interleave( |
| Opts.OMPTargetTriples, OS, |
| [&OS](const llvm::Triple &T) { OS << T.str(); }, ","); |
| GenerateArg(Args, OPT_fopenmp_targets_EQ, OS.str(), SA); |
| } |
| |
| if (!Opts.OMPHostIRFile.empty()) |
| GenerateArg(Args, OPT_fopenmp_host_ir_file_path, Opts.OMPHostIRFile, SA); |
| |
| if (Opts.OpenMPCUDAMode) |
| GenerateArg(Args, OPT_fopenmp_cuda_mode, SA); |
| |
| if (Opts.OpenMPCUDAForceFullRuntime) |
| GenerateArg(Args, OPT_fopenmp_cuda_force_full_runtime, SA); |
| |
| // The arguments used to set Optimize, OptimizeSize and NoInlineDefine are |
| // generated from CodeGenOptions. |
| |
| if (Opts.DefaultFPContractMode == LangOptions::FPM_Fast) |
| GenerateArg(Args, OPT_ffp_contract, "fast", SA); |
| else if (Opts.DefaultFPContractMode == LangOptions::FPM_On) |
| GenerateArg(Args, OPT_ffp_contract, "on", SA); |
| else if (Opts.DefaultFPContractMode == LangOptions::FPM_Off) |
| GenerateArg(Args, OPT_ffp_contract, "off", SA); |
| else if (Opts.DefaultFPContractMode == LangOptions::FPM_FastHonorPragmas) |
| GenerateArg(Args, OPT_ffp_contract, "fast-honor-pragmas", SA); |
| |
| for (StringRef Sanitizer : serializeSanitizerKinds(Opts.Sanitize)) |
| GenerateArg(Args, OPT_fsanitize_EQ, Sanitizer, SA); |
| |
| // Conflating '-fsanitize-system-ignorelist' and '-fsanitize-ignorelist'. |
| for (const std::string &F : Opts.NoSanitizeFiles) |
| GenerateArg(Args, OPT_fsanitize_ignorelist_EQ, F, SA); |
| |
| if (Opts.getClangABICompat() == LangOptions::ClangABI::Ver3_8) |
| GenerateArg(Args, OPT_fclang_abi_compat_EQ, "3.8", SA); |
| else if (Opts.getClangABICompat() == LangOptions::ClangABI::Ver4) |
| GenerateArg(Args, OPT_fclang_abi_compat_EQ, "4.0", SA); |
| else if (Opts.getClangABICompat() == LangOptions::ClangABI::Ver6) |
| GenerateArg(Args, OPT_fclang_abi_compat_EQ, "6.0", SA); |
| else if (Opts.getClangABICompat() == LangOptions::ClangABI::Ver7) |
| GenerateArg(Args, OPT_fclang_abi_compat_EQ, "7.0", SA); |
| else if (Opts.getClangABICompat() == LangOptions::ClangABI::Ver9) |
| GenerateArg(Args, OPT_fclang_abi_compat_EQ, "9.0", SA); |
| else if (Opts.getClangABICompat() == LangOptions::ClangABI::Ver11) |
| GenerateArg(Args, OPT_fclang_abi_compat_EQ, "11.0", SA); |
| else if (Opts.getClangABICompat() == LangOptions::ClangABI::Ver12) |
| GenerateArg(Args, OPT_fclang_abi_compat_EQ, "12.0", SA); |
| |
| if (Opts.getSignReturnAddressScope() == |
| LangOptions::SignReturnAddressScopeKind::All) |
| GenerateArg(Args, OPT_msign_return_address_EQ, "all", SA); |
| else if (Opts.getSignReturnAddressScope() == |
| LangOptions::SignReturnAddressScopeKind::NonLeaf) |
| GenerateArg(Args, OPT_msign_return_address_EQ, "non-leaf", SA); |
| |
| if (Opts.getSignReturnAddressKey() == |
| LangOptions::SignReturnAddressKeyKind::BKey) |
| GenerateArg(Args, OPT_msign_return_address_key_EQ, "b_key", SA); |
| |
| if (Opts.CXXABI) |
| GenerateArg(Args, OPT_fcxx_abi_EQ, TargetCXXABI::getSpelling(*Opts.CXXABI), |
| SA); |
| |
| if (Opts.RelativeCXXABIVTables) |
| GenerateArg(Args, OPT_fexperimental_relative_cxx_abi_vtables, SA); |
| else |
| GenerateArg(Args, OPT_fno_experimental_relative_cxx_abi_vtables, SA); |
| |
| for (const auto &MP : Opts.MacroPrefixMap) |
| GenerateArg(Args, OPT_fmacro_prefix_map_EQ, MP.first + "=" + MP.second, SA); |
| } |
| |
| bool CompilerInvocation::ParseLangArgs(LangOptions &Opts, ArgList &Args, |
| InputKind IK, const llvm::Triple &T, |
| std::vector<std::string> &Includes, |
| DiagnosticsEngine &Diags) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| if (IK.getFormat() == InputKind::Precompiled || |
| IK.getLanguage() == Language::LLVM_IR) { |
| // ObjCAAutoRefCount and Sanitize LangOpts are used to setup the |
| // PassManager in BackendUtil.cpp. They need to be initialized no matter |
| // what the input type is. |
| if (Args.hasArg(OPT_fobjc_arc)) |
| Opts.ObjCAutoRefCount = 1; |
| // PICLevel and PIELevel are needed during code generation and this should |
| // be set regardless of the input type. |
| Opts.PICLevel = getLastArgIntValue(Args, OPT_pic_level, 0, Diags); |
| Opts.PIE = Args.hasArg(OPT_pic_is_pie); |
| parseSanitizerKinds("-fsanitize=", Args.getAllArgValues(OPT_fsanitize_EQ), |
| Diags, Opts.Sanitize); |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| // Other LangOpts are only initialized when the input is not AST or LLVM IR. |
| // FIXME: Should we really be parsing this for an Language::Asm input? |
| |
| // FIXME: Cleanup per-file based stuff. |
| LangStandard::Kind LangStd = LangStandard::lang_unspecified; |
| if (const Arg *A = Args.getLastArg(OPT_std_EQ)) { |
| LangStd = LangStandard::getLangKind(A->getValue()); |
| if (LangStd == LangStandard::lang_unspecified) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| // Report supported standards with short description. |
| for (unsigned KindValue = 0; |
| KindValue != LangStandard::lang_unspecified; |
| ++KindValue) { |
| const LangStandard &Std = LangStandard::getLangStandardForKind( |
| static_cast<LangStandard::Kind>(KindValue)); |
| if (IsInputCompatibleWithStandard(IK, Std)) { |
| auto Diag = Diags.Report(diag::note_drv_use_standard); |
| Diag << Std.getName() << Std.getDescription(); |
| unsigned NumAliases = 0; |
| #define LANGSTANDARD(id, name, lang, desc, features) |
| #define LANGSTANDARD_ALIAS(id, alias) \ |
| if (KindValue == LangStandard::lang_##id) ++NumAliases; |
| #define LANGSTANDARD_ALIAS_DEPR(id, alias) |
| #include "clang/Basic/LangStandards.def" |
| Diag << NumAliases; |
| #define LANGSTANDARD(id, name, lang, desc, features) |
| #define LANGSTANDARD_ALIAS(id, alias) \ |
| if (KindValue == LangStandard::lang_##id) Diag << alias; |
| #define LANGSTANDARD_ALIAS_DEPR(id, alias) |
| #include "clang/Basic/LangStandards.def" |
| } |
| } |
| } else { |
| // Valid standard, check to make sure language and standard are |
| // compatible. |
| const LangStandard &Std = LangStandard::getLangStandardForKind(LangStd); |
| if (!IsInputCompatibleWithStandard(IK, Std)) { |
| Diags.Report(diag::err_drv_argument_not_allowed_with) |
| << A->getAsString(Args) << GetInputKindName(IK); |
| } |
| } |
| } |
| |
| // -cl-std only applies for OpenCL language standards. |
| // Override the -std option in this case. |
| if (const Arg *A = Args.getLastArg(OPT_cl_std_EQ)) { |
| LangStandard::Kind OpenCLLangStd |
| = llvm::StringSwitch<LangStandard::Kind>(A->getValue()) |
| .Cases("cl", "CL", LangStandard::lang_opencl10) |
| .Cases("cl1.0", "CL1.0", LangStandard::lang_opencl10) |
| .Cases("cl1.1", "CL1.1", LangStandard::lang_opencl11) |
| .Cases("cl1.2", "CL1.2", LangStandard::lang_opencl12) |
| .Cases("cl2.0", "CL2.0", LangStandard::lang_opencl20) |
| .Cases("cl3.0", "CL3.0", LangStandard::lang_opencl30) |
| .Cases("clc++", "CLC++", LangStandard::lang_openclcpp10) |
| .Cases("clc++1.0", "CLC++1.0", LangStandard::lang_openclcpp10) |
| .Cases("clc++2021", "CLC++2021", LangStandard::lang_openclcpp2021) |
| .Default(LangStandard::lang_unspecified); |
| |
| if (OpenCLLangStd == LangStandard::lang_unspecified) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| } |
| else |
| LangStd = OpenCLLangStd; |
| } |
| |
| // These need to be parsed now. They are used to set OpenCL defaults. |
| Opts.IncludeDefaultHeader = Args.hasArg(OPT_finclude_default_header); |
| Opts.DeclareOpenCLBuiltins = Args.hasArg(OPT_fdeclare_opencl_builtins); |
| |
| CompilerInvocation::setLangDefaults(Opts, IK, T, Includes, LangStd); |
| |
| // The key paths of codegen options defined in Options.td start with |
| // "LangOpts->". Let's provide the expected variable name and type. |
| LangOptions *LangOpts = &Opts; |
| |
| #define LANG_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef LANG_OPTION_WITH_MARSHALLING |
| |
| if (const Arg *A = Args.getLastArg(OPT_fcf_protection_EQ)) { |
| StringRef Name = A->getValue(); |
| if (Name == "full" || Name == "branch") { |
| Opts.CFProtectionBranch = 1; |
| } |
| } |
| |
| if ((Args.hasArg(OPT_fsycl_is_device) || Args.hasArg(OPT_fsycl_is_host)) && |
| !Args.hasArg(OPT_sycl_std_EQ)) { |
| // If the user supplied -fsycl-is-device or -fsycl-is-host, but failed to |
| // provide -sycl-std=, we want to default it to whatever the default SYCL |
| // version is. I could not find a way to express this with the options |
| // tablegen because we still want this value to be SYCL_None when the user |
| // is not in device or host mode. |
| Opts.setSYCLVersion(LangOptions::SYCL_Default); |
| } |
| |
| if (Opts.ObjC) { |
| if (Arg *arg = Args.getLastArg(OPT_fobjc_runtime_EQ)) { |
| StringRef value = arg->getValue(); |
| if (Opts.ObjCRuntime.tryParse(value)) |
| Diags.Report(diag::err_drv_unknown_objc_runtime) << value; |
| } |
| |
| if (Args.hasArg(OPT_fobjc_gc_only)) |
| Opts.setGC(LangOptions::GCOnly); |
| else if (Args.hasArg(OPT_fobjc_gc)) |
| Opts.setGC(LangOptions::HybridGC); |
| else if (Args.hasArg(OPT_fobjc_arc)) { |
| Opts.ObjCAutoRefCount = 1; |
| if (!Opts.ObjCRuntime.allowsARC()) |
| Diags.Report(diag::err_arc_unsupported_on_runtime); |
| } |
| |
| // ObjCWeakRuntime tracks whether the runtime supports __weak, not |
| // whether the feature is actually enabled. This is predominantly |
| // determined by -fobjc-runtime, but we allow it to be overridden |
| // from the command line for testing purposes. |
| if (Args.hasArg(OPT_fobjc_runtime_has_weak)) |
| Opts.ObjCWeakRuntime = 1; |
| else |
| Opts.ObjCWeakRuntime = Opts.ObjCRuntime.allowsWeak(); |
| |
| // ObjCWeak determines whether __weak is actually enabled. |
| // Note that we allow -fno-objc-weak to disable this even in ARC mode. |
| if (auto weakArg = Args.getLastArg(OPT_fobjc_weak, OPT_fno_objc_weak)) { |
| if (!weakArg->getOption().matches(OPT_fobjc_weak)) { |
| assert(!Opts.ObjCWeak); |
| } else if (Opts.getGC() != LangOptions::NonGC) { |
| Diags.Report(diag::err_objc_weak_with_gc); |
| } else if (!Opts.ObjCWeakRuntime) { |
| Diags.Report(diag::err_objc_weak_unsupported); |
| } else { |
| Opts.ObjCWeak = 1; |
| } |
| } else if (Opts.ObjCAutoRefCount) { |
| Opts.ObjCWeak = Opts.ObjCWeakRuntime; |
| } |
| |
| if (Args.hasArg(OPT_fobjc_subscripting_legacy_runtime)) |
| Opts.ObjCSubscriptingLegacyRuntime = |
| (Opts.ObjCRuntime.getKind() == ObjCRuntime::FragileMacOSX); |
| } |
| |
| if (Arg *A = Args.getLastArg(options::OPT_fgnuc_version_EQ)) { |
| // Check that the version has 1 to 3 components and the minor and patch |
| // versions fit in two decimal digits. |
| VersionTuple GNUCVer; |
| bool Invalid = GNUCVer.tryParse(A->getValue()); |
| unsigned Major = GNUCVer.getMajor(); |
| unsigned Minor = GNUCVer.getMinor().getValueOr(0); |
| unsigned Patch = GNUCVer.getSubminor().getValueOr(0); |
| if (Invalid || GNUCVer.getBuild() || Minor >= 100 || Patch >= 100) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| } |
| Opts.GNUCVersion = Major * 100 * 100 + Minor * 100 + Patch; |
| } |
| |
| // In AIX OS, the -mignore-xcoff-visibility is enable by default if there is |
| // no -fvisibility=* option. |
| // This is the reason why '-fvisibility' needs to be always generated: |
| // its absence implies '-mignore-xcoff-visibility'. |
| // |
| // Suppose the original cc1 command line does contain '-fvisibility default': |
| // '-mignore-xcoff-visibility' should not be implied. |
| // * If '-fvisibility' is not generated (as most options with default values |
| // don't), its absence would imply '-mignore-xcoff-visibility'. This changes |
| // the command line semantics. |
| // * If '-fvisibility' is generated regardless of its presence and value, |
| // '-mignore-xcoff-visibility' won't be implied and the command line |
| // semantics are kept intact. |
| // |
| // When the original cc1 command line does **not** contain '-fvisibility', |
| // '-mignore-xcoff-visibility' is implied. The generated command line will |
| // contain both '-fvisibility default' and '-mignore-xcoff-visibility' and |
| // subsequent calls to `CreateFromArgs`/`generateCC1CommandLine` will always |
| // produce the same arguments. |
| |
| if (T.isOSAIX() && (Args.hasArg(OPT_mignore_xcoff_visibility) || |
| !Args.hasArg(OPT_fvisibility))) |
| Opts.IgnoreXCOFFVisibility = 1; |
| |
| if (Args.hasArg(OPT_ftrapv)) { |
| Opts.setSignedOverflowBehavior(LangOptions::SOB_Trapping); |
| // Set the handler, if one is specified. |
| Opts.OverflowHandler = |
| std::string(Args.getLastArgValue(OPT_ftrapv_handler)); |
| } |
| else if (Args.hasArg(OPT_fwrapv)) |
| Opts.setSignedOverflowBehavior(LangOptions::SOB_Defined); |
| |
| Opts.MSCompatibilityVersion = 0; |
| if (const Arg *A = Args.getLastArg(OPT_fms_compatibility_version)) { |
| VersionTuple VT; |
| if (VT.tryParse(A->getValue())) |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) |
| << A->getValue(); |
| Opts.MSCompatibilityVersion = VT.getMajor() * 10000000 + |
| VT.getMinor().getValueOr(0) * 100000 + |
| VT.getSubminor().getValueOr(0); |
| } |
| |
| // Mimicking gcc's behavior, trigraphs are only enabled if -trigraphs |
| // is specified, or -std is set to a conforming mode. |
| // Trigraphs are disabled by default in c++1z onwards. |
| // For z/OS, trigraphs are enabled by default (without regard to the above). |
| Opts.Trigraphs = |
| (!Opts.GNUMode && !Opts.MSVCCompat && !Opts.CPlusPlus17) || T.isOSzOS(); |
| Opts.Trigraphs = |
| Args.hasFlag(OPT_ftrigraphs, OPT_fno_trigraphs, Opts.Trigraphs); |
| |
| Opts.Blocks = Args.hasArg(OPT_fblocks) || (Opts.OpenCL |
| && Opts.OpenCLVersion == 200); |
| |
| Opts.ConvergentFunctions = Opts.OpenCL || (Opts.CUDA && Opts.CUDAIsDevice) || |
| Opts.SYCLIsDevice || |
| Args.hasArg(OPT_fconvergent_functions); |
| |
| Opts.NoBuiltin = Args.hasArg(OPT_fno_builtin) || Opts.Freestanding; |
| if (!Opts.NoBuiltin) |
| getAllNoBuiltinFuncValues(Args, Opts.NoBuiltinFuncs); |
| Opts.LongDoubleSize = Args.hasArg(OPT_mlong_double_128) |
| ? 128 |
| : Args.hasArg(OPT_mlong_double_64) ? 64 : 0; |
| if (Opts.FastRelaxedMath) |
| Opts.setDefaultFPContractMode(LangOptions::FPM_Fast); |
| llvm::sort(Opts.ModuleFeatures); |
| |
| // -mrtd option |
| if (Arg *A = Args.getLastArg(OPT_mrtd)) { |
| if (Opts.getDefaultCallingConv() != LangOptions::DCC_None) |
| Diags.Report(diag::err_drv_argument_not_allowed_with) |
| << A->getSpelling() << "-fdefault-calling-conv"; |
| else { |
| if (T.getArch() != llvm::Triple::x86) |
| Diags.Report(diag::err_drv_argument_not_allowed_with) |
| << A->getSpelling() << T.getTriple(); |
| else |
| Opts.setDefaultCallingConv(LangOptions::DCC_StdCall); |
| } |
| } |
| |
| // Check if -fopenmp is specified and set default version to 5.0. |
| Opts.OpenMP = Args.hasArg(OPT_fopenmp) ? 50 : 0; |
| // Check if -fopenmp-simd is specified. |
| bool IsSimdSpecified = |
| Args.hasFlag(options::OPT_fopenmp_simd, options::OPT_fno_openmp_simd, |
| /*Default=*/false); |
| Opts.OpenMPSimd = !Opts.OpenMP && IsSimdSpecified; |
| Opts.OpenMPUseTLS = |
| Opts.OpenMP && !Args.hasArg(options::OPT_fnoopenmp_use_tls); |
| Opts.OpenMPIsDevice = |
| Opts.OpenMP && Args.hasArg(options::OPT_fopenmp_is_device); |
| Opts.OpenMPIRBuilder = |
| Opts.OpenMP && Args.hasArg(options::OPT_fopenmp_enable_irbuilder); |
| bool IsTargetSpecified = |
| Opts.OpenMPIsDevice || Args.hasArg(options::OPT_fopenmp_targets_EQ); |
| Opts.OpenMPTargetNewRuntime = |
| Opts.OpenMPIsDevice && |
| Args.hasArg(options::OPT_fopenmp_target_new_runtime); |
| |
| Opts.ConvergentFunctions = Opts.ConvergentFunctions || Opts.OpenMPIsDevice; |
| |
| if (Opts.OpenMP || Opts.OpenMPSimd) { |
| if (int Version = getLastArgIntValue( |
| Args, OPT_fopenmp_version_EQ, |
| (IsSimdSpecified || IsTargetSpecified) ? 50 : Opts.OpenMP, Diags)) |
| Opts.OpenMP = Version; |
| // Provide diagnostic when a given target is not expected to be an OpenMP |
| // device or host. |
| if (!Opts.OpenMPIsDevice) { |
| switch (T.getArch()) { |
| default: |
| break; |
| // Add unsupported host targets here: |
| case llvm::Triple::nvptx: |
| case llvm::Triple::nvptx64: |
| Diags.Report(diag::err_drv_omp_host_target_not_supported) << T.str(); |
| break; |
| } |
| } |
| } |
| |
| // Set the flag to prevent the implementation from emitting device exception |
| // handling code for those requiring so. |
| if ((Opts.OpenMPIsDevice && (T.isNVPTX() || T.isAMDGCN())) || |
| Opts.OpenCLCPlusPlus) { |
| |
| Opts.Exceptions = 0; |
| Opts.CXXExceptions = 0; |
| } |
| if (Opts.OpenMPIsDevice && T.isNVPTX()) { |
| Opts.OpenMPCUDANumSMs = |
| getLastArgIntValue(Args, options::OPT_fopenmp_cuda_number_of_sm_EQ, |
| Opts.OpenMPCUDANumSMs, Diags); |
| Opts.OpenMPCUDABlocksPerSM = |
| getLastArgIntValue(Args, options::OPT_fopenmp_cuda_blocks_per_sm_EQ, |
| Opts.OpenMPCUDABlocksPerSM, Diags); |
| Opts.OpenMPCUDAReductionBufNum = getLastArgIntValue( |
| Args, options::OPT_fopenmp_cuda_teams_reduction_recs_num_EQ, |
| Opts.OpenMPCUDAReductionBufNum, Diags); |
| } |
| |
| // Set the value of the debugging flag used in the new offloading device RTL. |
| // Set either by a specific value or to a default if not specified. |
| if (Opts.OpenMPIsDevice && (Args.hasArg(OPT_fopenmp_target_debug) || |
| Args.hasArg(OPT_fopenmp_target_debug_EQ))) { |
| if (Opts.OpenMPTargetNewRuntime) { |
| Opts.OpenMPTargetDebug = getLastArgIntValue( |
| Args, OPT_fopenmp_target_debug_EQ, Opts.OpenMPTargetDebug, Diags); |
| if (!Opts.OpenMPTargetDebug && Args.hasArg(OPT_fopenmp_target_debug)) |
| Opts.OpenMPTargetDebug = 1; |
| } else { |
| Diags.Report(diag::err_drv_debug_no_new_runtime); |
| } |
| } |
| |
| if (Opts.OpenMPIsDevice && Opts.OpenMPTargetNewRuntime) { |
| if (Args.hasArg(OPT_fopenmp_assume_teams_oversubscription)) |
| Opts.OpenMPTeamSubscription = true; |
| if (Args.hasArg(OPT_fopenmp_assume_threads_oversubscription)) |
| Opts.OpenMPThreadSubscription = true; |
| } |
| |
| // Get the OpenMP target triples if any. |
| if (Arg *A = Args.getLastArg(options::OPT_fopenmp_targets_EQ)) { |
| enum ArchPtrSize { Arch16Bit, Arch32Bit, Arch64Bit }; |
| auto getArchPtrSize = [](const llvm::Triple &T) { |
| if (T.isArch16Bit()) |
| return Arch16Bit; |
| if (T.isArch32Bit()) |
| return Arch32Bit; |
| assert(T.isArch64Bit() && "Expected 64-bit architecture"); |
| return Arch64Bit; |
| }; |
| |
| for (unsigned i = 0; i < A->getNumValues(); ++i) { |
| llvm::Triple TT(A->getValue(i)); |
| |
| if (TT.getArch() == llvm::Triple::UnknownArch || |
| !(TT.getArch() == llvm::Triple::aarch64 || TT.isPPC() || |
| TT.getArch() == llvm::Triple::nvptx || |
| TT.getArch() == llvm::Triple::nvptx64 || |
| TT.getArch() == llvm::Triple::amdgcn || |
| TT.getArch() == llvm::Triple::x86 || |
| TT.getArch() == llvm::Triple::x86_64)) |
| Diags.Report(diag::err_drv_invalid_omp_target) << A->getValue(i); |
| else if (getArchPtrSize(T) != getArchPtrSize(TT)) |
| Diags.Report(diag::err_drv_incompatible_omp_arch) |
| << A->getValue(i) << T.str(); |
| else |
| Opts.OMPTargetTriples.push_back(TT); |
| } |
| } |
| |
| // Get OpenMP host file path if any and report if a non existent file is |
| // found |
| if (Arg *A = Args.getLastArg(options::OPT_fopenmp_host_ir_file_path)) { |
| Opts.OMPHostIRFile = A->getValue(); |
| if (!llvm::sys::fs::exists(Opts.OMPHostIRFile)) |
| Diags.Report(diag::err_drv_omp_host_ir_file_not_found) |
| << Opts.OMPHostIRFile; |
| } |
| |
| // Set CUDA mode for OpenMP target NVPTX/AMDGCN if specified in options |
| Opts.OpenMPCUDAMode = Opts.OpenMPIsDevice && (T.isNVPTX() || T.isAMDGCN()) && |
| Args.hasArg(options::OPT_fopenmp_cuda_mode); |
| |
| // Set CUDA mode for OpenMP target NVPTX/AMDGCN if specified in options |
| Opts.OpenMPCUDAForceFullRuntime = |
| Opts.OpenMPIsDevice && (T.isNVPTX() || T.isAMDGCN()) && |
| Args.hasArg(options::OPT_fopenmp_cuda_force_full_runtime); |
| |
| // FIXME: Eliminate this dependency. |
| unsigned Opt = getOptimizationLevel(Args, IK, Diags), |
| OptSize = getOptimizationLevelSize(Args); |
| Opts.Optimize = Opt != 0; |
| Opts.OptimizeSize = OptSize != 0; |
| |
| // This is the __NO_INLINE__ define, which just depends on things like the |
| // optimization level and -fno-inline, not actually whether the backend has |
| // inlining enabled. |
| Opts.NoInlineDefine = !Opts.Optimize; |
| if (Arg *InlineArg = Args.getLastArg( |
| options::OPT_finline_functions, options::OPT_finline_hint_functions, |
| options::OPT_fno_inline_functions, options::OPT_fno_inline)) |
| if (InlineArg->getOption().matches(options::OPT_fno_inline)) |
| Opts.NoInlineDefine = true; |
| |
| if (Arg *A = Args.getLastArg(OPT_ffp_contract)) { |
| StringRef Val = A->getValue(); |
| if (Val == "fast") |
| Opts.setDefaultFPContractMode(LangOptions::FPM_Fast); |
| else if (Val == "on") |
| Opts.setDefaultFPContractMode(LangOptions::FPM_On); |
| else if (Val == "off") |
| Opts.setDefaultFPContractMode(LangOptions::FPM_Off); |
| else if (Val == "fast-honor-pragmas") |
| Opts.setDefaultFPContractMode(LangOptions::FPM_FastHonorPragmas); |
| else |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Val; |
| } |
| |
| // Parse -fsanitize= arguments. |
| parseSanitizerKinds("-fsanitize=", Args.getAllArgValues(OPT_fsanitize_EQ), |
| Diags, Opts.Sanitize); |
| Opts.NoSanitizeFiles = Args.getAllArgValues(OPT_fsanitize_ignorelist_EQ); |
| std::vector<std::string> systemIgnorelists = |
| Args.getAllArgValues(OPT_fsanitize_system_ignorelist_EQ); |
| Opts.NoSanitizeFiles.insert(Opts.NoSanitizeFiles.end(), |
| systemIgnorelists.begin(), |
| systemIgnorelists.end()); |
| |
| if (Arg *A = Args.getLastArg(OPT_fclang_abi_compat_EQ)) { |
| Opts.setClangABICompat(LangOptions::ClangABI::Latest); |
| |
| StringRef Ver = A->getValue(); |
| std::pair<StringRef, StringRef> VerParts = Ver.split('.'); |
| unsigned Major, Minor = 0; |
| |
| // Check the version number is valid: either 3.x (0 <= x <= 9) or |
| // y or y.0 (4 <= y <= current version). |
| if (!VerParts.first.startswith("0") && |
| !VerParts.first.getAsInteger(10, Major) && |
| 3 <= Major && Major <= CLANG_VERSION_MAJOR && |
| (Major == 3 ? VerParts.second.size() == 1 && |
| !VerParts.second.getAsInteger(10, Minor) |
| : VerParts.first.size() == Ver.size() || |
| VerParts.second == "0")) { |
| // Got a valid version number. |
| if (Major == 3 && Minor <= 8) |
| Opts.setClangABICompat(LangOptions::ClangABI::Ver3_8); |
| else if (Major <= 4) |
| Opts.setClangABICompat(LangOptions::ClangABI::Ver4); |
| else if (Major <= 6) |
| Opts.setClangABICompat(LangOptions::ClangABI::Ver6); |
| else if (Major <= 7) |
| Opts.setClangABICompat(LangOptions::ClangABI::Ver7); |
| else if (Major <= 9) |
| Opts.setClangABICompat(LangOptions::ClangABI::Ver9); |
| else if (Major <= 11) |
| Opts.setClangABICompat(LangOptions::ClangABI::Ver11); |
| else if (Major <= 12) |
| Opts.setClangABICompat(LangOptions::ClangABI::Ver12); |
| } else if (Ver != "latest") { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| } |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_msign_return_address_EQ)) { |
| StringRef SignScope = A->getValue(); |
| |
| if (SignScope.equals_insensitive("none")) |
| Opts.setSignReturnAddressScope( |
| LangOptions::SignReturnAddressScopeKind::None); |
| else if (SignScope.equals_insensitive("all")) |
| Opts.setSignReturnAddressScope( |
| LangOptions::SignReturnAddressScopeKind::All); |
| else if (SignScope.equals_insensitive("non-leaf")) |
| Opts.setSignReturnAddressScope( |
| LangOptions::SignReturnAddressScopeKind::NonLeaf); |
| else |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << SignScope; |
| |
| if (Arg *A = Args.getLastArg(OPT_msign_return_address_key_EQ)) { |
| StringRef SignKey = A->getValue(); |
| if (!SignScope.empty() && !SignKey.empty()) { |
| if (SignKey.equals_insensitive("a_key")) |
| Opts.setSignReturnAddressKey( |
| LangOptions::SignReturnAddressKeyKind::AKey); |
| else if (SignKey.equals_insensitive("b_key")) |
| Opts.setSignReturnAddressKey( |
| LangOptions::SignReturnAddressKeyKind::BKey); |
| else |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << SignKey; |
| } |
| } |
| } |
| |
| // The value can be empty, which indicates the system default should be used. |
| StringRef CXXABI = Args.getLastArgValue(OPT_fcxx_abi_EQ); |
| if (!CXXABI.empty()) { |
| if (!TargetCXXABI::isABI(CXXABI)) { |
| Diags.Report(diag::err_invalid_cxx_abi) << CXXABI; |
| } else { |
| auto Kind = TargetCXXABI::getKind(CXXABI); |
| if (!TargetCXXABI::isSupportedCXXABI(T, Kind)) |
| Diags.Report(diag::err_unsupported_cxx_abi) << CXXABI << T.str(); |
| else |
| Opts.CXXABI = Kind; |
| } |
| } |
| |
| Opts.RelativeCXXABIVTables = |
| Args.hasFlag(options::OPT_fexperimental_relative_cxx_abi_vtables, |
| options::OPT_fno_experimental_relative_cxx_abi_vtables, |
| TargetCXXABI::usesRelativeVTables(T)); |
| |
| for (const auto &A : Args.getAllArgValues(OPT_fmacro_prefix_map_EQ)) { |
| auto Split = StringRef(A).split('='); |
| Opts.MacroPrefixMap.insert( |
| {std::string(Split.first), std::string(Split.second)}); |
| } |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| static bool isStrictlyPreprocessorAction(frontend::ActionKind Action) { |
| switch (Action) { |
| case frontend::ASTDeclList: |
| case frontend::ASTDump: |
| case frontend::ASTPrint: |
| case frontend::ASTView: |
| case frontend::EmitAssembly: |
| case frontend::EmitBC: |
| case frontend::EmitHTML: |
| case frontend::EmitLLVM: |
| case frontend::EmitLLVMOnly: |
| case frontend::EmitCodeGenOnly: |
| case frontend::EmitObj: |
| case frontend::FixIt: |
| case frontend::GenerateModule: |
| case frontend::GenerateModuleInterface: |
| case frontend::GenerateHeaderModule: |
| case frontend::GeneratePCH: |
| case frontend::GenerateInterfaceStubs: |
| case frontend::ParseSyntaxOnly: |
| case frontend::ModuleFileInfo: |
| case frontend::VerifyPCH: |
| case frontend::PluginAction: |
| case frontend::RewriteObjC: |
| case frontend::RewriteTest: |
| case frontend::RunAnalysis: |
| case frontend::TemplightDump: |
| case frontend::MigrateSource: |
| return false; |
| |
| case frontend::DumpCompilerOptions: |
| case frontend::DumpRawTokens: |
| case frontend::DumpTokens: |
| case frontend::InitOnly: |
| case frontend::PrintPreamble: |
| case frontend::PrintPreprocessedInput: |
| case frontend::RewriteMacros: |
| case frontend::RunPreprocessorOnly: |
| case frontend::PrintDependencyDirectivesSourceMinimizerOutput: |
| return true; |
| } |
| llvm_unreachable("invalid frontend action"); |
| } |
| |
| static void GeneratePreprocessorArgs(PreprocessorOptions &Opts, |
| SmallVectorImpl<const char *> &Args, |
| CompilerInvocation::StringAllocator SA, |
| const LangOptions &LangOpts, |
| const FrontendOptions &FrontendOpts, |
| const CodeGenOptions &CodeGenOpts) { |
| PreprocessorOptions *PreprocessorOpts = &Opts; |
| |
| #define PREPROCESSOR_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef PREPROCESSOR_OPTION_WITH_MARSHALLING |
| |
| if (Opts.PCHWithHdrStop && !Opts.PCHWithHdrStopCreate) |
| GenerateArg(Args, OPT_pch_through_hdrstop_use, SA); |
| |
| for (const auto &D : Opts.DeserializedPCHDeclsToErrorOn) |
| GenerateArg(Args, OPT_error_on_deserialized_pch_decl, D, SA); |
| |
| if (Opts.PrecompiledPreambleBytes != std::make_pair(0u, false)) |
| GenerateArg(Args, OPT_preamble_bytes_EQ, |
| Twine(Opts.PrecompiledPreambleBytes.first) + "," + |
| (Opts.PrecompiledPreambleBytes.second ? "1" : "0"), |
| SA); |
| |
| for (const auto &M : Opts.Macros) { |
| // Don't generate __CET__ macro definitions. They are implied by the |
| // -fcf-protection option that is generated elsewhere. |
| if (M.first == "__CET__=1" && !M.second && |
| !CodeGenOpts.CFProtectionReturn && CodeGenOpts.CFProtectionBranch) |
| continue; |
| if (M.first == "__CET__=2" && !M.second && CodeGenOpts.CFProtectionReturn && |
| !CodeGenOpts.CFProtectionBranch) |
| continue; |
| if (M.first == "__CET__=3" && !M.second && CodeGenOpts.CFProtectionReturn && |
| CodeGenOpts.CFProtectionBranch) |
| continue; |
| |
| GenerateArg(Args, M.second ? OPT_U : OPT_D, M.first, SA); |
| } |
| |
| for (const auto &I : Opts.Includes) { |
| // Don't generate OpenCL includes. They are implied by other flags that are |
| // generated elsewhere. |
| if (LangOpts.OpenCL && LangOpts.IncludeDefaultHeader && |
| ((LangOpts.DeclareOpenCLBuiltins && I == "opencl-c-base.h") || |
| I == "opencl-c.h")) |
| continue; |
| |
| GenerateArg(Args, OPT_include, I, SA); |
| } |
| |
| for (const auto &CI : Opts.ChainedIncludes) |
| GenerateArg(Args, OPT_chain_include, CI, SA); |
| |
| for (const auto &RF : Opts.RemappedFiles) |
| GenerateArg(Args, OPT_remap_file, RF.first + ";" + RF.second, SA); |
| |
| // Don't handle LexEditorPlaceholders. It is implied by the action that is |
| // generated elsewhere. |
| } |
| |
| static bool ParsePreprocessorArgs(PreprocessorOptions &Opts, ArgList &Args, |
| DiagnosticsEngine &Diags, |
| frontend::ActionKind Action, |
| const FrontendOptions &FrontendOpts) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| PreprocessorOptions *PreprocessorOpts = &Opts; |
| |
| #define PREPROCESSOR_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef PREPROCESSOR_OPTION_WITH_MARSHALLING |
| |
| Opts.PCHWithHdrStop = Args.hasArg(OPT_pch_through_hdrstop_create) || |
| Args.hasArg(OPT_pch_through_hdrstop_use); |
| |
| for (const auto *A : Args.filtered(OPT_error_on_deserialized_pch_decl)) |
| Opts.DeserializedPCHDeclsToErrorOn.insert(A->getValue()); |
| |
| if (const Arg *A = Args.getLastArg(OPT_preamble_bytes_EQ)) { |
| StringRef Value(A->getValue()); |
| size_t Comma = Value.find(','); |
| unsigned Bytes = 0; |
| unsigned EndOfLine = 0; |
| |
| if (Comma == StringRef::npos || |
| Value.substr(0, Comma).getAsInteger(10, Bytes) || |
| Value.substr(Comma + 1).getAsInteger(10, EndOfLine)) |
| Diags.Report(diag::err_drv_preamble_format); |
| else { |
| Opts.PrecompiledPreambleBytes.first = Bytes; |
| Opts.PrecompiledPreambleBytes.second = (EndOfLine != 0); |
| } |
| } |
| |
| // Add the __CET__ macro if a CFProtection option is set. |
| if (const Arg *A = Args.getLastArg(OPT_fcf_protection_EQ)) { |
| StringRef Name = A->getValue(); |
| if (Name == "branch") |
| Opts.addMacroDef("__CET__=1"); |
| else if (Name == "return") |
| Opts.addMacroDef("__CET__=2"); |
| else if (Name == "full") |
| Opts.addMacroDef("__CET__=3"); |
| } |
| |
| // Add macros from the command line. |
| for (const auto *A : Args.filtered(OPT_D, OPT_U)) { |
| if (A->getOption().matches(OPT_D)) |
| Opts.addMacroDef(A->getValue()); |
| else |
| Opts.addMacroUndef(A->getValue()); |
| } |
| |
| // Add the ordered list of -includes. |
| for (const auto *A : Args.filtered(OPT_include)) |
| Opts.Includes.emplace_back(A->getValue()); |
| |
| for (const auto *A : Args.filtered(OPT_chain_include)) |
| Opts.ChainedIncludes.emplace_back(A->getValue()); |
| |
| for (const auto *A : Args.filtered(OPT_remap_file)) { |
| std::pair<StringRef, StringRef> Split = StringRef(A->getValue()).split(';'); |
| |
| if (Split.second.empty()) { |
| Diags.Report(diag::err_drv_invalid_remap_file) << A->getAsString(Args); |
| continue; |
| } |
| |
| Opts.addRemappedFile(Split.first, Split.second); |
| } |
| |
| // Always avoid lexing editor placeholders when we're just running the |
| // preprocessor as we never want to emit the |
| // "editor placeholder in source file" error in PP only mode. |
| if (isStrictlyPreprocessorAction(Action)) |
| Opts.LexEditorPlaceholders = false; |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| static void GeneratePreprocessorOutputArgs( |
| const PreprocessorOutputOptions &Opts, SmallVectorImpl<const char *> &Args, |
| CompilerInvocation::StringAllocator SA, frontend::ActionKind Action) { |
| const PreprocessorOutputOptions &PreprocessorOutputOpts = Opts; |
| |
| #define PREPROCESSOR_OUTPUT_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef PREPROCESSOR_OUTPUT_OPTION_WITH_MARSHALLING |
| |
| bool Generate_dM = isStrictlyPreprocessorAction(Action) && !Opts.ShowCPP; |
| if (Generate_dM) |
| GenerateArg(Args, OPT_dM, SA); |
| if (!Generate_dM && Opts.ShowMacros) |
| GenerateArg(Args, OPT_dD, SA); |
| } |
| |
| static bool ParsePreprocessorOutputArgs(PreprocessorOutputOptions &Opts, |
| ArgList &Args, DiagnosticsEngine &Diags, |
| frontend::ActionKind Action) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| PreprocessorOutputOptions &PreprocessorOutputOpts = Opts; |
| |
| #define PREPROCESSOR_OUTPUT_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef PREPROCESSOR_OUTPUT_OPTION_WITH_MARSHALLING |
| |
| Opts.ShowCPP = isStrictlyPreprocessorAction(Action) && !Args.hasArg(OPT_dM); |
| Opts.ShowMacros = Args.hasArg(OPT_dM) || Args.hasArg(OPT_dD); |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| static void GenerateTargetArgs(const TargetOptions &Opts, |
| SmallVectorImpl<const char *> &Args, |
| CompilerInvocation::StringAllocator SA) { |
| const TargetOptions *TargetOpts = &Opts; |
| #define TARGET_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| GENERATE_OPTION_WITH_MARSHALLING( \ |
| Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef TARGET_OPTION_WITH_MARSHALLING |
| |
| if (!Opts.SDKVersion.empty()) |
| GenerateArg(Args, OPT_target_sdk_version_EQ, Opts.SDKVersion.getAsString(), |
| SA); |
| } |
| |
| static bool ParseTargetArgs(TargetOptions &Opts, ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| TargetOptions *TargetOpts = &Opts; |
| |
| #define TARGET_OPTION_WITH_MARSHALLING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \ |
| DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \ |
| MERGER, EXTRACTOR, TABLE_INDEX) \ |
| PARSE_OPTION_WITH_MARSHALLING( \ |
| Args, Diags, ID, FLAGS, PARAM, SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \ |
| IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, MERGER, TABLE_INDEX) |
| #include "clang/Driver/Options.inc" |
| #undef TARGET_OPTION_WITH_MARSHALLING |
| |
| if (Arg *A = Args.getLastArg(options::OPT_target_sdk_version_EQ)) { |
| llvm::VersionTuple Version; |
| if (Version.tryParse(A->getValue())) |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| else |
| Opts.SDKVersion = Version; |
| } |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| bool CompilerInvocation::CreateFromArgsImpl( |
| CompilerInvocation &Res, ArrayRef<const char *> CommandLineArgs, |
| DiagnosticsEngine &Diags, const char *Argv0) { |
| unsigned NumErrorsBefore = Diags.getNumErrors(); |
| |
| // Parse the arguments. |
| const OptTable &Opts = getDriverOptTable(); |
| const unsigned IncludedFlagsBitmask = options::CC1Option; |
| unsigned MissingArgIndex, MissingArgCount; |
| InputArgList Args = Opts.ParseArgs(CommandLineArgs, MissingArgIndex, |
| MissingArgCount, IncludedFlagsBitmask); |
| LangOptions &LangOpts = *Res.getLangOpts(); |
| |
| // Check for missing argument error. |
| if (MissingArgCount) |
| Diags.Report(diag::err_drv_missing_argument) |
| << Args.getArgString(MissingArgIndex) << MissingArgCount; |
| |
| // Issue errors on unknown arguments. |
| for (const auto *A : Args.filtered(OPT_UNKNOWN)) { |
| auto ArgString = A->getAsString(Args); |
| std::string Nearest; |
| if (Opts.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; |
| } |
| |
| ParseFileSystemArgs(Res.getFileSystemOpts(), Args, Diags); |
| ParseMigratorArgs(Res.getMigratorOpts(), Args, Diags); |
| ParseAnalyzerArgs(*Res.getAnalyzerOpts(), Args, Diags); |
| ParseDiagnosticArgs(Res.getDiagnosticOpts(), Args, &Diags, |
| /*DefaultDiagColor=*/false); |
| ParseFrontendArgs(Res.getFrontendOpts(), Args, Diags, LangOpts.IsHeaderFile); |
| // FIXME: We shouldn't have to pass the DashX option around here |
| InputKind DashX = Res.getFrontendOpts().DashX; |
| ParseTargetArgs(Res.getTargetOpts(), Args, Diags); |
| llvm::Triple T(Res.getTargetOpts().Triple); |
| ParseHeaderSearchArgs(Res.getHeaderSearchOpts(), Args, Diags, |
| Res.getFileSystemOpts().WorkingDir); |
| |
| ParseLangArgs(LangOpts, Args, DashX, T, Res.getPreprocessorOpts().Includes, |
| Diags); |
| if (Res.getFrontendOpts().ProgramAction == frontend::RewriteObjC) |
| LangOpts.ObjCExceptions = 1; |
| |
| if (LangOpts.CUDA) { |
| // During CUDA device-side compilation, the aux triple is the |
| // triple used for host compilation. |
| if (LangOpts.CUDAIsDevice) |
| Res.getTargetOpts().HostTriple = Res.getFrontendOpts().AuxTriple; |
| } |
| |
| // Set the triple of the host for OpenMP device compile. |
| if (LangOpts.OpenMPIsDevice) |
| Res.getTargetOpts().HostTriple = Res.getFrontendOpts().AuxTriple; |
| |
| ParseCodeGenArgs(Res.getCodeGenOpts(), Args, DashX, Diags, T, |
| Res.getFrontendOpts().OutputFile, LangOpts); |
| |
| // FIXME: Override value name discarding when asan or msan is used because the |
| // backend passes depend on the name of the alloca in order to print out |
| // names. |
| Res.getCodeGenOpts().DiscardValueNames &= |
| !LangOpts.Sanitize.has(SanitizerKind::Address) && |
| !LangOpts.Sanitize.has(SanitizerKind::KernelAddress) && |
| !LangOpts.Sanitize.has(SanitizerKind::Memory) && |
| !LangOpts.Sanitize.has(SanitizerKind::KernelMemory); |
| |
| ParsePreprocessorArgs(Res.getPreprocessorOpts(), Args, Diags, |
| Res.getFrontendOpts().ProgramAction, |
| Res.getFrontendOpts()); |
| ParsePreprocessorOutputArgs(Res.getPreprocessorOutputOpts(), Args, Diags, |
| Res.getFrontendOpts().ProgramAction); |
| |
| ParseDependencyOutputArgs(Res.getDependencyOutputOpts(), Args, Diags, |
| Res.getFrontendOpts().ProgramAction, |
| Res.getPreprocessorOutputOpts().ShowLineMarkers); |
| if (!Res.getDependencyOutputOpts().OutputFile.empty() && |
| Res.getDependencyOutputOpts().Targets.empty()) |
| Diags.Report(diag::err_fe_dependency_file_requires_MT); |
| |
| // If sanitizer is enabled, disable OPT_ffine_grained_bitfield_accesses. |
| if (Res.getCodeGenOpts().FineGrainedBitfieldAccesses && |
| !Res.getLangOpts()->Sanitize.empty()) { |
| Res.getCodeGenOpts().FineGrainedBitfieldAccesses = false; |
| Diags.Report(diag::warn_drv_fine_grained_bitfield_accesses_ignored); |
| } |
| |
| // Store the command-line for using in the CodeView backend. |
| Res.getCodeGenOpts().Argv0 = Argv0; |
| Res.getCodeGenOpts().CommandLineArgs = CommandLineArgs; |
| |
| FixupInvocation(Res, Diags, Args, DashX); |
| |
| return Diags.getNumErrors() == NumErrorsBefore; |
| } |
| |
| bool CompilerInvocation::CreateFromArgs(CompilerInvocation &Invocation, |
| ArrayRef<const char *> CommandLineArgs, |
| DiagnosticsEngine &Diags, |
| const char *Argv0) { |
| CompilerInvocation DummyInvocation; |
| |
| return RoundTrip( |
| [](CompilerInvocation &Invocation, ArrayRef<const char *> CommandLineArgs, |
| DiagnosticsEngine &Diags, const char *Argv0) { |
| return CreateFromArgsImpl(Invocation, CommandLineArgs, Diags, Argv0); |
| }, |
| [](CompilerInvocation &Invocation, SmallVectorImpl<const char *> &Args, |
| StringAllocator SA) { Invocation.generateCC1CommandLine(Args, SA); }, |
| Invocation, DummyInvocation, CommandLineArgs, Diags, Argv0); |
| } |
| |
| std::string CompilerInvocation::getModuleHash() const { |
| // FIXME: Consider using SHA1 instead of MD5. |
| llvm::HashBuilder<llvm::MD5, llvm::support::endianness::native> HBuilder; |
| |
| // Note: For QoI reasons, the things we use as a hash here should all be |
| // dumped via the -module-info flag. |
| |
| // Start the signature with the compiler version. |
| HBuilder.add(getClangFullRepositoryVersion()); |
| |
| // Also include the serialization version, in case LLVM_APPEND_VC_REV is off |
| // and getClangFullRepositoryVersion() doesn't include git revision. |
| HBuilder.add(serialization::VERSION_MAJOR, serialization::VERSION_MINOR); |
| |
| // Extend the signature with the language options |
| #define LANGOPT(Name, Bits, Default, Description) HBuilder.add(LangOpts->Name); |
| #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ |
| HBuilder.add(static_cast<unsigned>(LangOpts->get##Name())); |
| #define BENIGN_LANGOPT(Name, Bits, Default, Description) |
| #define BENIGN_ENUM_LANGOPT(Name, Type, Bits, Default, Description) |
| #include "clang/Basic/LangOptions.def" |
| |
| HBuilder.addRange(LangOpts->ModuleFeatures); |
| |
| HBuilder.add(LangOpts->ObjCRuntime); |
| HBuilder.addRange(LangOpts->CommentOpts.BlockCommandNames); |
| |
| // Extend the signature with the target options. |
| HBuilder.add(TargetOpts->Triple, TargetOpts->CPU, TargetOpts->TuneCPU, |
| TargetOpts->ABI); |
| HBuilder.addRange(TargetOpts->FeaturesAsWritten); |
| |
| // Extend the signature with preprocessor options. |
| const PreprocessorOptions &ppOpts = getPreprocessorOpts(); |
| HBuilder.add(ppOpts.UsePredefines, ppOpts.DetailedRecord); |
| |
| const HeaderSearchOptions &hsOpts = getHeaderSearchOpts(); |
| for (const auto &Macro : getPreprocessorOpts().Macros) { |
| // If we're supposed to ignore this macro for the purposes of modules, |
| // don't put it into the hash. |
| if (!hsOpts.ModulesIgnoreMacros.empty()) { |
| // Check whether we're ignoring this macro. |
| StringRef MacroDef = Macro.first; |
| if (hsOpts.ModulesIgnoreMacros.count( |
| llvm::CachedHashString(MacroDef.split('=').first))) |
| continue; |
| } |
| |
| HBuilder.add(Macro); |
| } |
| |
| // Extend the signature with the sysroot and other header search options. |
| HBuilder.add(hsOpts.Sysroot, hsOpts.ModuleFormat, hsOpts.UseDebugInfo, |
| hsOpts.UseBuiltinIncludes, hsOpts.UseStandardSystemIncludes, |
| hsOpts.UseStandardCXXIncludes, hsOpts.UseLibcxx, |
| hsOpts.ModulesValidateDiagnosticOptions); |
| HBuilder.add(hsOpts.ResourceDir); |
| |
| if (hsOpts.ModulesStrictContextHash) { |
| HBuilder.addRange(hsOpts.SystemHeaderPrefixes); |
| HBuilder.addRange(hsOpts.UserEntries); |
| |
| const DiagnosticOptions &diagOpts = getDiagnosticOpts(); |
| #define DIAGOPT(Name, Bits, Default) HBuilder.add(diagOpts.Name); |
| #define ENUM_DIAGOPT(Name, Type, Bits, Default) \ |
| HBuilder.add(diagOpts.get##Name()); |
| #include "clang/Basic/DiagnosticOptions.def" |
| #undef DIAGOPT |
| #undef ENUM_DIAGOPT |
| } |
| |
| // Extend the signature with the user build path. |
| HBuilder.add(hsOpts.ModuleUserBuildPath); |
| |
| // Extend the signature with the module file extensions. |
| for (const auto &ext : getFrontendOpts().ModuleFileExtensions) |
| ext->hashExtension(HBuilder); |
| |
| // When compiling with -gmodules, also hash -fdebug-prefix-map as it |
| // affects the debug info in the PCM. |
| if (getCodeGenOpts().DebugTypeExtRefs) |
| HBuilder.addRange(getCodeGenOpts().DebugPrefixMap); |
| |
| // Extend the signature with the enabled sanitizers, if at least one is |
| // enabled. Sanitizers which cannot affect AST generation aren't hashed. |
| SanitizerSet SanHash = LangOpts->Sanitize; |
| SanHash.clear(getPPTransparentSanitizers()); |
| if (!SanHash.empty()) |
| HBuilder.add(SanHash.Mask); |
| |
| llvm::MD5::MD5Result Result; |
| HBuilder.getHasher().final(Result); |
| uint64_t Hash = Result.high() ^ Result.low(); |
| return toString(llvm::APInt(64, Hash), 36, /*Signed=*/false); |
| } |
| |
| void CompilerInvocation::generateCC1CommandLine( |
| SmallVectorImpl<const char *> &Args, StringAllocator SA) const { |
| llvm::Triple T(TargetOpts->Triple); |
| |
| GenerateFileSystemArgs(FileSystemOpts, Args, SA); |
| GenerateMigratorArgs(MigratorOpts, Args, SA); |
| GenerateAnalyzerArgs(*AnalyzerOpts, Args, SA); |
| GenerateDiagnosticArgs(*DiagnosticOpts, Args, SA, false); |
| GenerateFrontendArgs(FrontendOpts, Args, SA, LangOpts->IsHeaderFile); |
| GenerateTargetArgs(*TargetOpts, Args, SA); |
| GenerateHeaderSearchArgs(*HeaderSearchOpts, Args, SA); |
| GenerateLangArgs(*LangOpts, Args, SA, T, FrontendOpts.DashX); |
| GenerateCodeGenArgs(CodeGenOpts, Args, SA, T, FrontendOpts.OutputFile, |
| &*LangOpts); |
| GeneratePreprocessorArgs(*PreprocessorOpts, Args, SA, *LangOpts, FrontendOpts, |
| CodeGenOpts); |
| GeneratePreprocessorOutputArgs(PreprocessorOutputOpts, Args, SA, |
| FrontendOpts.ProgramAction); |
| GenerateDependencyOutputArgs(DependencyOutputOpts, Args, SA); |
| } |
| |
| IntrusiveRefCntPtr<llvm::vfs::FileSystem> |
| clang::createVFSFromCompilerInvocation(const CompilerInvocation &CI, |
| DiagnosticsEngine &Diags) { |
| return createVFSFromCompilerInvocation(CI, Diags, |
| llvm::vfs::getRealFileSystem()); |
| } |
| |
| IntrusiveRefCntPtr<llvm::vfs::FileSystem> |
| clang::createVFSFromCompilerInvocation( |
| const CompilerInvocation &CI, DiagnosticsEngine &Diags, |
| IntrusiveRefCntPtr<llvm::vfs::FileSystem> BaseFS) { |
| if (CI.getHeaderSearchOpts().VFSOverlayFiles.empty()) |
| return BaseFS; |
| |
| IntrusiveRefCntPtr<llvm::vfs::FileSystem> Result = BaseFS; |
| // earlier vfs files are on the bottom |
| for (const auto &File : CI.getHeaderSearchOpts().VFSOverlayFiles) { |
| llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>> Buffer = |
| Result->getBufferForFile(File); |
| if (!Buffer) { |
| Diags.Report(diag::err_missing_vfs_overlay_file) << File; |
| continue; |
| } |
| |
| IntrusiveRefCntPtr<llvm::vfs::FileSystem> FS = llvm::vfs::getVFSFromYAML( |
| std::move(Buffer.get()), /*DiagHandler*/ nullptr, File, |
| /*DiagContext*/ nullptr, Result); |
| if (!FS) { |
| Diags.Report(diag::err_invalid_vfs_overlay) << File; |
| continue; |
| } |
| |
| Result = FS; |
| } |
| return Result; |
| } |