| //===- 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/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/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/FloatingPointMode.h" |
| #include "llvm/ADT/Hashing.h" |
| #include "llvm/ADT/None.h" |
| #include "llvm/ADT/Optional.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/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/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/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 <utility> |
| #include <vector> |
| |
| using namespace clang; |
| using namespace driver; |
| using namespace options; |
| using namespace llvm::opt; |
| |
| //===----------------------------------------------------------------------===// |
| // Initialization. |
| //===----------------------------------------------------------------------===// |
| |
| CompilerInvocationBase::CompilerInvocationBase() |
| : LangOpts(new LangOptions()), TargetOpts(new TargetOptions()), |
| DiagnosticOpts(new DiagnosticOptions()), |
| HeaderSearchOpts(new HeaderSearchOptions()), |
| PreprocessorOpts(new PreprocessorOptions()) {} |
| |
| CompilerInvocationBase::CompilerInvocationBase(const CompilerInvocationBase &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())) {} |
| |
| CompilerInvocationBase::~CompilerInvocationBase() = default; |
| |
| //===----------------------------------------------------------------------===// |
| // Normalizers |
| //===----------------------------------------------------------------------===// |
| |
| #define SIMPLE_ENUM_VALUE_TABLE |
| #include "clang/Driver/Options.inc" |
| #undef SIMPLE_ENUM_VALUE_TABLE |
| |
| 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(); |
| for (int I = 0, E = Table.Size; I != E; ++I) |
| if (ArgValue == Table.Table[I].Name) |
| return Table.Table[I].Value; |
| |
| Diags.Report(diag::err_drv_invalid_value) |
| << Arg->getAsString(Args) << ArgValue; |
| return None; |
| } |
| |
| static const char *denormalizeSimpleEnum(CompilerInvocation::StringAllocator SA, |
| unsigned TableIndex, unsigned Value) { |
| assert(TableIndex < SimpleEnumValueTablesSize); |
| const SimpleEnumValueTable &Table = SimpleEnumValueTables[TableIndex]; |
| for (int I = 0, E = Table.Size; I != E; ++I) |
| if (Value == Table.Table[I].Value) |
| return Table.Table[I].Name; |
| |
| llvm_unreachable("The simple enum value was not correctly defined in " |
| "the tablegen option description"); |
| } |
| |
| static const char *denormalizeString(CompilerInvocation::StringAllocator SA, |
| unsigned TableIndex, |
| const std::string &Value) { |
| return SA(Value); |
| } |
| |
| 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()); |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Deserialization (from args) |
| //===----------------------------------------------------------------------===// |
| |
| static unsigned getOptimizationLevel(ArgList &Args, InputKind IK, |
| DiagnosticsEngine &Diags) { |
| unsigned DefaultOpt = llvm::CodeGenOpt::None; |
| if (IK.getLanguage() == Language::OpenCL && !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 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 warning list. |
| 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. |
| Diagnostics.push_back( |
| std::string(A->getOption().getName().drop_front(1).rtrim("=-"))); |
| } else { |
| // Otherwise, add its value (for OPT_W_Joined and similar). |
| for (const auto *Arg : A->getValues()) |
| Diagnostics.emplace_back(Arg); |
| } |
| } |
| } |
| |
| // 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) { |
| SmallVector<const char *, 8> Values; |
| for (const auto &Arg : Args) { |
| const Option &O = Arg->getOption(); |
| if (O.matches(options::OPT_fno_builtin_)) { |
| const char *FuncName = Arg->getValue(); |
| if (Builtin::Context::isBuiltinFunc(FuncName)) |
| Values.push_back(FuncName); |
| } |
| } |
| Funcs.insert(Funcs.end(), Values.begin(), Values.end()); |
| } |
| |
| static bool ParseAnalyzerArgs(AnalyzerOptions &Opts, ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| bool Success = true; |
| 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; |
| Success = false; |
| } 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; |
| Success = false; |
| } 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; |
| Success = false; |
| } 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; |
| Success = false; |
| } 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; |
| Success = false; |
| } else { |
| Opts.InliningMode = Value; |
| } |
| } |
| |
| Opts.ShowCheckerHelp = Args.hasArg(OPT_analyzer_checker_help); |
| Opts.ShowCheckerHelpAlpha = Args.hasArg(OPT_analyzer_checker_help_alpha); |
| Opts.ShowCheckerHelpDeveloper = |
| Args.hasArg(OPT_analyzer_checker_help_developer); |
| |
| Opts.ShowCheckerOptionList = Args.hasArg(OPT_analyzer_checker_option_help); |
| Opts.ShowCheckerOptionAlphaList = |
| Args.hasArg(OPT_analyzer_checker_option_help_alpha); |
| Opts.ShowCheckerOptionDeveloperList = |
| Args.hasArg(OPT_analyzer_checker_option_help_developer); |
| |
| Opts.ShowConfigOptionsList = Args.hasArg(OPT_analyzer_config_help); |
| Opts.ShowEnabledCheckerList = Args.hasArg(OPT_analyzer_list_enabled_checkers); |
| Opts.ShouldEmitErrorsOnInvalidConfigValue = |
| /* negated */!llvm::StringSwitch<bool>( |
| Args.getLastArgValue(OPT_analyzer_config_compatibility_mode)) |
| .Case("true", true) |
| .Case("false", false) |
| .Default(false); |
| Opts.DisableAllCheckers = Args.hasArg(OPT_analyzer_disable_all_checks); |
| |
| Opts.visualizeExplodedGraphWithGraphViz = |
| Args.hasArg(OPT_analyzer_viz_egraph_graphviz); |
| Opts.DumpExplodedGraphTo = |
| std::string(Args.getLastArgValue(OPT_analyzer_dump_egraph)); |
| Opts.NoRetryExhausted = Args.hasArg(OPT_analyzer_disable_retry_exhausted); |
| Opts.AnalyzerWerror = Args.hasArg(OPT_analyzer_werror); |
| Opts.AnalyzeAll = Args.hasArg(OPT_analyzer_opt_analyze_headers); |
| Opts.AnalyzerDisplayProgress = Args.hasArg(OPT_analyzer_display_progress); |
| Opts.AnalyzeNestedBlocks = |
| Args.hasArg(OPT_analyzer_opt_analyze_nested_blocks); |
| Opts.AnalyzeSpecificFunction = |
| std::string(Args.getLastArgValue(OPT_analyze_function)); |
| Opts.UnoptimizedCFG = Args.hasArg(OPT_analysis_UnoptimizedCFG); |
| Opts.TrimGraph = Args.hasArg(OPT_trim_egraph); |
| Opts.maxBlockVisitOnPath = |
| getLastArgIntValue(Args, OPT_analyzer_max_loop, 4, Diags); |
| Opts.PrintStats = Args.hasArg(OPT_analyzer_stats); |
| Opts.InlineMaxStackDepth = |
| getLastArgIntValue(Args, OPT_analyzer_inline_max_stack_depth, |
| Opts.InlineMaxStackDepth, Diags); |
| |
| 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; |
| Success = false; |
| break; |
| } |
| if (val.find('=') != StringRef::npos) { |
| Diags.Report(SourceLocation(), |
| diag::err_analyzer_config_multiple_values) |
| << configVal; |
| Success = false; |
| 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 Success; |
| } |
| |
| 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::find(Checkers, CheckerOrPackage) != Checkers.end() |
| : llvm::find(Packages, CheckerOrPackage) != Packages.end(); |
| |
| 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"; |
| } |
| |
| static bool ParseMigratorArgs(MigratorOptions &Opts, ArgList &Args) { |
| Opts.NoNSAllocReallocError = Args.hasArg(OPT_migrator_no_nsalloc_error); |
| Opts.NoFinalizeRemoval = Args.hasArg(OPT_migrator_no_finalize_removal); |
| return true; |
| } |
| |
| static void ParseCommentArgs(CommentOptions &Opts, ArgList &Args) { |
| Opts.BlockCommandNames = Args.getAllArgValues(OPT_fcomment_block_commands); |
| Opts.ParseAllComments = Args.hasArg(OPT_fparse_all_comments); |
| } |
| |
| /// Create a new Regex instance out of the string value in \p RpassArg. |
| /// It returns a pointer to the newly generated Regex instance. |
| static std::shared_ptr<llvm::Regex> |
| GenerateOptimizationRemarkRegex(DiagnosticsEngine &Diags, ArgList &Args, |
| Arg *RpassArg) { |
| StringRef Val = RpassArg->getValue(); |
| std::string RegexError; |
| std::shared_ptr<llvm::Regex> Pattern = std::make_shared<llvm::Regex>(Val); |
| if (!Pattern->isValid(RegexError)) { |
| Diags.Report(diag::err_drv_optimization_remark_pattern) |
| << RegexError << RpassArg->getAsString(Args); |
| Pattern.reset(); |
| } |
| return Pattern; |
| } |
| |
| 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; |
| if (Diags) |
| 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 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); |
| } |
| } |
| |
| // Set the profile kind for fprofile-instrument. |
| static void setPGOInstrumentor(CodeGenOptions &Opts, ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| Arg *A = Args.getLastArg(OPT_fprofile_instrument_EQ); |
| if (A == nullptr) |
| return; |
| StringRef S = A->getValue(); |
| unsigned I = llvm::StringSwitch<unsigned>(S) |
| .Case("none", CodeGenOptions::ProfileNone) |
| .Case("clang", CodeGenOptions::ProfileClangInstr) |
| .Case("llvm", CodeGenOptions::ProfileIRInstr) |
| .Case("csllvm", CodeGenOptions::ProfileCSIRInstr) |
| .Default(~0U); |
| if (I == ~0U) { |
| Diags.Report(diag::err_drv_invalid_pgo_instrumentor) << A->getAsString(Args) |
| << S; |
| return; |
| } |
| auto Instrumentor = static_cast<CodeGenOptions::ProfileInstrKind>(I); |
| Opts.setProfileInstr(Instrumentor); |
| } |
| |
| // 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); |
| } |
| |
| static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK, |
| DiagnosticsEngine &Diags, |
| const TargetOptions &TargetOpts, |
| const FrontendOptions &FrontendOpts) { |
| bool Success = true; |
| llvm::Triple Triple = llvm::Triple(TargetOpts.Triple); |
| |
| 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; |
| |
| // 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); |
| } |
| } |
| |
| Opts.ExperimentalNewPassManager = Args.hasFlag( |
| OPT_fexperimental_new_pass_manager, OPT_fno_experimental_new_pass_manager, |
| /* Default */ ENABLE_EXPERIMENTAL_NEW_PASS_MANAGER); |
| |
| Opts.DebugPassManager = |
| Args.hasFlag(OPT_fdebug_pass_manager, OPT_fno_debug_pass_manager, |
| /* Default */ false); |
| |
| if (Arg *A = Args.getLastArg(OPT_fveclib)) { |
| StringRef Name = A->getValue(); |
| if (Name == "Accelerate") |
| Opts.setVecLib(CodeGenOptions::Accelerate); |
| else if (Name == "MASSV") |
| Opts.setVecLib(CodeGenOptions::MASSV); |
| else if (Name == "SVML") |
| Opts.setVecLib(CodeGenOptions::SVML); |
| else if (Name == "none") |
| Opts.setVecLib(CodeGenOptions::NoLibrary); |
| else |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; |
| } |
| |
| 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) |
| .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 (Arg *A = Args.getLastArg(OPT_debugger_tuning_EQ)) { |
| unsigned Val = llvm::StringSwitch<unsigned>(A->getValue()) |
| .Case("gdb", unsigned(llvm::DebuggerKind::GDB)) |
| .Case("lldb", unsigned(llvm::DebuggerKind::LLDB)) |
| .Case("sce", unsigned(llvm::DebuggerKind::SCE)) |
| .Default(~0U); |
| if (Val == ~0U) |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) |
| << A->getValue(); |
| else |
| Opts.setDebuggerTuning(static_cast<llvm::DebuggerKind>(Val)); |
| } |
| Opts.DwarfVersion = getLastArgIntValue(Args, OPT_dwarf_version_EQ, 0, Diags); |
| Opts.DebugColumnInfo = !Args.hasArg(OPT_gno_column_info); |
| Opts.EmitCodeView = Args.hasArg(OPT_gcodeview); |
| Opts.CodeViewGHash = Args.hasArg(OPT_gcodeview_ghash); |
| Opts.MacroDebugInfo = Args.hasArg(OPT_debug_info_macro); |
| Opts.WholeProgramVTables = Args.hasArg(OPT_fwhole_program_vtables); |
| Opts.VirtualFunctionElimination = |
| Args.hasArg(OPT_fvirtual_function_elimination); |
| Opts.LTOVisibilityPublicStd = Args.hasArg(OPT_flto_visibility_public_std); |
| Opts.SplitDwarfFile = std::string(Args.getLastArgValue(OPT_split_dwarf_file)); |
| Opts.SplitDwarfOutput = |
| std::string(Args.getLastArgValue(OPT_split_dwarf_output)); |
| Opts.SplitDwarfInlining = !Args.hasArg(OPT_fno_split_dwarf_inlining); |
| Opts.DebugTypeExtRefs = Args.hasArg(OPT_dwarf_ext_refs); |
| Opts.DebugExplicitImport = Args.hasArg(OPT_dwarf_explicit_import); |
| Opts.DebugFwdTemplateParams = Args.hasArg(OPT_debug_forward_template_params); |
| Opts.EmbedSource = Args.hasArg(OPT_gembed_source); |
| Opts.ForceDwarfFrameSection = Args.hasArg(OPT_fforce_dwarf_frame); |
| |
| 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)}); |
| } |
| |
| if (const Arg *A = |
| Args.getLastArg(OPT_emit_llvm_uselists, OPT_no_emit_llvm_uselists)) |
| Opts.EmitLLVMUseLists = A->getOption().getID() == OPT_emit_llvm_uselists; |
| |
| Opts.DisableLLVMPasses = Args.hasArg(OPT_disable_llvm_passes); |
| Opts.DisableLifetimeMarkers = Args.hasArg(OPT_disable_lifetimemarkers); |
| |
| 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}; |
| |
| llvm::Triple T(TargetOpts.Triple); |
| if (Opts.OptimizationLevel > 0 && Opts.hasReducedDebugInfo() && |
| llvm::is_contained(DebugEntryValueArchs, T.getArch())) |
| Opts.EmitCallSiteInfo = true; |
| |
| Opts.DisableO0ImplyOptNone = Args.hasArg(OPT_disable_O0_optnone); |
| Opts.DisableRedZone = Args.hasArg(OPT_disable_red_zone); |
| Opts.IndirectTlsSegRefs = Args.hasArg(OPT_mno_tls_direct_seg_refs); |
| Opts.ForbidGuardVariables = Args.hasArg(OPT_fforbid_guard_variables); |
| Opts.UseRegisterSizedBitfieldAccess = Args.hasArg( |
| OPT_fuse_register_sized_bitfield_access); |
| Opts.RelaxedAliasing = Args.hasArg(OPT_relaxed_aliasing); |
| Opts.StructPathTBAA = !Args.hasArg(OPT_no_struct_path_tbaa); |
| Opts.NewStructPathTBAA = !Args.hasArg(OPT_no_struct_path_tbaa) && |
| Args.hasArg(OPT_new_struct_path_tbaa); |
| Opts.FineGrainedBitfieldAccesses = |
| Args.hasFlag(OPT_ffine_grained_bitfield_accesses, |
| OPT_fno_fine_grained_bitfield_accesses, false); |
| Opts.DwarfDebugFlags = |
| std::string(Args.getLastArgValue(OPT_dwarf_debug_flags)); |
| Opts.RecordCommandLine = |
| std::string(Args.getLastArgValue(OPT_record_command_line)); |
| Opts.MergeAllConstants = Args.hasArg(OPT_fmerge_all_constants); |
| Opts.NoCommon = !Args.hasArg(OPT_fcommon); |
| Opts.NoInlineLineTables = Args.hasArg(OPT_gno_inline_line_tables); |
| Opts.NoImplicitFloat = Args.hasArg(OPT_no_implicit_float); |
| Opts.OptimizeSize = getOptimizationLevelSize(Args); |
| Opts.SimplifyLibCalls = !(Args.hasArg(OPT_fno_builtin) || |
| Args.hasArg(OPT_ffreestanding)); |
| if (Opts.SimplifyLibCalls) |
| getAllNoBuiltinFuncValues(Args, Opts.NoBuiltinFuncs); |
| Opts.UnrollLoops = |
| Args.hasFlag(OPT_funroll_loops, OPT_fno_unroll_loops, |
| (Opts.OptimizationLevel > 1)); |
| Opts.RerollLoops = Args.hasArg(OPT_freroll_loops); |
| |
| Opts.DisableIntegratedAS = Args.hasArg(OPT_fno_integrated_as); |
| Opts.Autolink = !Args.hasArg(OPT_fno_autolink); |
| Opts.SampleProfileFile = |
| std::string(Args.getLastArgValue(OPT_fprofile_sample_use_EQ)); |
| Opts.DebugInfoForProfiling = Args.hasFlag( |
| OPT_fdebug_info_for_profiling, OPT_fno_debug_info_for_profiling, false); |
| 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); |
| Opts.DebugRangesBaseAddress = Args.hasArg(OPT_fdebug_ranges_base_address); |
| |
| setPGOInstrumentor(Opts, Args, Diags); |
| Opts.InstrProfileOutput = |
| std::string(Args.getLastArgValue(OPT_fprofile_instrument_path_EQ)); |
| Opts.ProfileInstrumentUsePath = |
| std::string(Args.getLastArgValue(OPT_fprofile_instrument_use_path_EQ)); |
| if (!Opts.ProfileInstrumentUsePath.empty()) |
| setPGOUseInstrumentor(Opts, Opts.ProfileInstrumentUsePath); |
| Opts.ProfileRemappingFile = |
| std::string(Args.getLastArgValue(OPT_fprofile_remapping_file_EQ)); |
| if (!Opts.ProfileRemappingFile.empty() && !Opts.ExperimentalNewPassManager) { |
| Diags.Report(diag::err_drv_argument_only_allowed_with) |
| << Args.getLastArg(OPT_fprofile_remapping_file_EQ)->getAsString(Args) |
| << "-fexperimental-new-pass-manager"; |
| } |
| |
| Opts.CoverageMapping = |
| Args.hasFlag(OPT_fcoverage_mapping, OPT_fno_coverage_mapping, false); |
| Opts.DumpCoverageMapping = Args.hasArg(OPT_dump_coverage_mapping); |
| Opts.AsmVerbose = !Args.hasArg(OPT_fno_verbose_asm); |
| Opts.PreserveAsmComments = !Args.hasArg(OPT_fno_preserve_as_comments); |
| Opts.AssumeSaneOperatorNew = !Args.hasArg(OPT_fno_assume_sane_operator_new); |
| Opts.ObjCAutoRefCountExceptions = Args.hasArg(OPT_fobjc_arc_exceptions); |
| Opts.CXAAtExit = !Args.hasArg(OPT_fno_use_cxa_atexit); |
| Opts.RegisterGlobalDtorsWithAtExit = |
| Args.hasArg(OPT_fregister_global_dtors_with_atexit); |
| Opts.CXXCtorDtorAliases = Args.hasArg(OPT_mconstructor_aliases); |
| Opts.CodeModel = TargetOpts.CodeModel; |
| Opts.DebugPass = std::string(Args.getLastArgValue(OPT_mdebug_pass)); |
| |
| // Handle -mframe-pointer option. |
| if (Arg *A = Args.getLastArg(OPT_mframe_pointer_EQ)) { |
| CodeGenOptions::FramePointerKind FP; |
| StringRef Name = A->getValue(); |
| bool ValidFP = true; |
| if (Name == "none") |
| FP = CodeGenOptions::FramePointerKind::None; |
| else if (Name == "non-leaf") |
| FP = CodeGenOptions::FramePointerKind::NonLeaf; |
| else if (Name == "all") |
| FP = CodeGenOptions::FramePointerKind::All; |
| else { |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; |
| Success = false; |
| ValidFP = false; |
| } |
| if (ValidFP) |
| Opts.setFramePointer(FP); |
| } |
| |
| Opts.DisableFree = Args.hasArg(OPT_disable_free); |
| Opts.DiscardValueNames = Args.hasArg(OPT_discard_value_names); |
| Opts.DisableTailCalls = Args.hasArg(OPT_mdisable_tail_calls); |
| Opts.NoEscapingBlockTailCalls = |
| Args.hasArg(OPT_fno_escaping_block_tail_calls); |
| Opts.FloatABI = std::string(Args.getLastArgValue(OPT_mfloat_abi)); |
| Opts.LessPreciseFPMAD = Args.hasArg(OPT_cl_mad_enable) || |
| Args.hasArg(OPT_cl_unsafe_math_optimizations) || |
| Args.hasArg(OPT_cl_fast_relaxed_math); |
| Opts.LimitFloatPrecision = |
| std::string(Args.getLastArgValue(OPT_mlimit_float_precision)); |
| Opts.CorrectlyRoundedDivSqrt = |
| Args.hasArg(OPT_cl_fp32_correctly_rounded_divide_sqrt); |
| Opts.UniformWGSize = |
| Args.hasArg(OPT_cl_uniform_work_group_size); |
| Opts.Reciprocals = Args.getAllArgValues(OPT_mrecip_EQ); |
| Opts.StrictFloatCastOverflow = |
| !Args.hasArg(OPT_fno_strict_float_cast_overflow); |
| |
| Opts.NoZeroInitializedInBSS = Args.hasArg(OPT_fno_zero_initialized_in_bss); |
| Opts.NumRegisterParameters = getLastArgIntValue(Args, OPT_mregparm, 0, Diags); |
| Opts.NoExecStack = Args.hasArg(OPT_mno_exec_stack); |
| Opts.SmallDataLimit = |
| getLastArgIntValue(Args, OPT_msmall_data_limit, 0, Diags); |
| Opts.FatalWarnings = Args.hasArg(OPT_massembler_fatal_warnings); |
| Opts.NoWarn = Args.hasArg(OPT_massembler_no_warn); |
| Opts.EnableSegmentedStacks = Args.hasArg(OPT_split_stacks); |
| Opts.RelaxAll = Args.hasArg(OPT_mrelax_all); |
| Opts.IncrementalLinkerCompatible = |
| Args.hasArg(OPT_mincremental_linker_compatible); |
| Opts.PIECopyRelocations = |
| Args.hasArg(OPT_mpie_copy_relocations); |
| Opts.NoPLT = Args.hasArg(OPT_fno_plt); |
| Opts.SaveTempLabels = Args.hasArg(OPT_msave_temp_labels); |
| Opts.NoDwarfDirectoryAsm = Args.hasArg(OPT_fno_dwarf_directory_asm); |
| Opts.SoftFloat = Args.hasArg(OPT_msoft_float); |
| Opts.StrictEnums = Args.hasArg(OPT_fstrict_enums); |
| Opts.StrictReturn = !Args.hasArg(OPT_fno_strict_return); |
| Opts.StrictVTablePointers = Args.hasArg(OPT_fstrict_vtable_pointers); |
| Opts.ForceEmitVTables = Args.hasArg(OPT_fforce_emit_vtables); |
| Opts.UnwindTables = Args.hasArg(OPT_munwind_tables); |
| Opts.ThreadModel = |
| std::string(Args.getLastArgValue(OPT_mthread_model, "posix")); |
| if (Opts.ThreadModel != "posix" && Opts.ThreadModel != "single") |
| Diags.Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_mthread_model)->getAsString(Args) |
| << Opts.ThreadModel; |
| Opts.TrapFuncName = std::string(Args.getLastArgValue(OPT_ftrap_function_EQ)); |
| Opts.UseInitArray = !Args.hasArg(OPT_fno_use_init_array); |
| |
| Opts.BBSections = |
| std::string(Args.getLastArgValue(OPT_fbasic_block_sections_EQ, "none")); |
| |
| // Basic Block Sections implies Function Sections. |
| Opts.FunctionSections = |
| Args.hasArg(OPT_ffunction_sections) || |
| (Opts.BBSections != "none" && Opts.BBSections != "labels"); |
| |
| Opts.DataSections = Args.hasArg(OPT_fdata_sections); |
| Opts.StackSizeSection = Args.hasArg(OPT_fstack_size_section); |
| Opts.UniqueSectionNames = !Args.hasArg(OPT_fno_unique_section_names); |
| Opts.UniqueBasicBlockSectionNames = |
| Args.hasArg(OPT_funique_basic_block_section_names); |
| Opts.UniqueInternalLinkageNames = |
| Args.hasArg(OPT_funique_internal_linkage_names); |
| |
| Opts.MergeFunctions = Args.hasArg(OPT_fmerge_functions); |
| |
| Opts.NoUseJumpTables = Args.hasArg(OPT_fno_jump_tables); |
| |
| Opts.NullPointerIsValid = Args.hasArg(OPT_fno_delete_null_pointer_checks); |
| |
| Opts.ProfileSampleAccurate = Args.hasArg(OPT_fprofile_sample_accurate); |
| |
| Opts.PrepareForLTO = Args.hasArg(OPT_flto, OPT_flto_EQ); |
| Opts.PrepareForThinLTO = false; |
| if (Arg *A = Args.getLastArg(OPT_flto_EQ)) { |
| 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; |
| } |
| Opts.LTOUnit = Args.hasFlag(OPT_flto_unit, OPT_fno_lto_unit, false); |
| Opts.EnableSplitLTOUnit = Args.hasArg(OPT_fsplit_lto_unit); |
| 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", FrontendOpts.OutputFile) |
| .Default(llvm::sys::path::filename(FrontendOpts.OutputFile).str()); |
| |
| Opts.ThinLinkBitcodeFile = |
| std::string(Args.getLastArgValue(OPT_fthin_link_bitcode_EQ)); |
| |
| Opts.MSVolatile = Args.hasArg(OPT_fms_volatile); |
| |
| Opts.VectorizeLoop = Args.hasArg(OPT_vectorize_loops); |
| Opts.VectorizeSLP = Args.hasArg(OPT_vectorize_slp); |
| |
| Opts.PreferVectorWidth = |
| std::string(Args.getLastArgValue(OPT_mprefer_vector_width_EQ)); |
| |
| Opts.MainFileName = std::string(Args.getLastArgValue(OPT_main_file_name)); |
| Opts.VerifyModule = !Args.hasArg(OPT_disable_llvm_verifier); |
| |
| Opts.ControlFlowGuardNoChecks = Args.hasArg(OPT_cfguard_no_checks); |
| Opts.ControlFlowGuard = Args.hasArg(OPT_cfguard); |
| |
| Opts.DisableGCov = Args.hasArg(OPT_test_coverage); |
| Opts.EmitGcovArcs = Args.hasArg(OPT_femit_coverage_data); |
| Opts.EmitGcovNotes = Args.hasArg(OPT_femit_coverage_notes); |
| if (Opts.EmitGcovArcs || Opts.EmitGcovNotes) { |
| Opts.CoverageDataFile = |
| std::string(Args.getLastArgValue(OPT_coverage_data_file)); |
| Opts.CoverageNotesFile = |
| std::string(Args.getLastArgValue(OPT_coverage_notes_file)); |
| Opts.ProfileFilterFiles = |
| std::string(Args.getLastArgValue(OPT_fprofile_filter_files_EQ)); |
| Opts.ProfileExcludeFiles = |
| std::string(Args.getLastArgValue(OPT_fprofile_exclude_files_EQ)); |
| 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); |
| } |
| } |
| } |
| // Handle -fembed-bitcode option. |
| if (Arg *A = Args.getLastArg(OPT_fembed_bitcode_EQ)) { |
| StringRef Name = A->getValue(); |
| unsigned Model = llvm::StringSwitch<unsigned>(Name) |
| .Case("off", CodeGenOptions::Embed_Off) |
| .Case("all", CodeGenOptions::Embed_All) |
| .Case("bitcode", CodeGenOptions::Embed_Bitcode) |
| .Case("marker", CodeGenOptions::Embed_Marker) |
| .Default(~0U); |
| if (Model == ~0U) { |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; |
| Success = false; |
| } else |
| Opts.setEmbedBitcode( |
| static_cast<CodeGenOptions::EmbedBitcodeKind>(Model)); |
| } |
| // 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. |
| if (Opts.getEmbedBitcode() == CodeGenOptions::Embed_All) { |
| 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'); |
| } |
| } |
| } |
| |
| Opts.PreserveVec3Type = Args.hasArg(OPT_fpreserve_vec3_type); |
| Opts.InstrumentFunctions = Args.hasArg(OPT_finstrument_functions); |
| Opts.InstrumentFunctionsAfterInlining = |
| Args.hasArg(OPT_finstrument_functions_after_inlining); |
| Opts.InstrumentFunctionEntryBare = |
| Args.hasArg(OPT_finstrument_function_entry_bare); |
| |
| Opts.XRayInstrumentFunctions = |
| Args.hasArg(OPT_fxray_instrument); |
| Opts.XRayAlwaysEmitCustomEvents = |
| Args.hasArg(OPT_fxray_always_emit_customevents); |
| Opts.XRayAlwaysEmitTypedEvents = |
| Args.hasArg(OPT_fxray_always_emit_typedevents); |
| Opts.XRayInstructionThreshold = |
| getLastArgIntValue(Args, OPT_fxray_instruction_threshold_EQ, 200, Diags); |
| Opts.XRayIgnoreLoops = Args.hasArg(OPT_fxray_ignore_loops); |
| Opts.XRayOmitFunctionIndex = Args.hasArg(OPT_fno_xray_function_index); |
| |
| 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); |
| |
| Opts.PatchableFunctionEntryCount = |
| getLastArgIntValue(Args, OPT_fpatchable_function_entry_EQ, 0, Diags); |
| Opts.PatchableFunctionEntryOffset = getLastArgIntValue( |
| Args, OPT_fpatchable_function_entry_offset_EQ, 0, Diags); |
| Opts.InstrumentForProfiling = Args.hasArg(OPT_pg); |
| Opts.CallFEntry = Args.hasArg(OPT_mfentry); |
| Opts.MNopMCount = Args.hasArg(OPT_mnop_mcount); |
| Opts.RecordMCount = Args.hasArg(OPT_mrecord_mcount); |
| Opts.PackedStack = Args.hasArg(OPT_mpacked_stack); |
| Opts.EmitOpenCLArgMetadata = Args.hasArg(OPT_cl_kernel_arg_info); |
| |
| 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; |
| Success = false; |
| } |
| } |
| |
| if (const Arg *A = Args.getLastArg(OPT_compress_debug_sections, |
| OPT_compress_debug_sections_EQ)) { |
| if (A->getOption().getID() == OPT_compress_debug_sections) { |
| // TODO: be more clever about the compression type auto-detection |
| Opts.setCompressDebugSections(llvm::DebugCompressionType::GNU); |
| } else { |
| auto DCT = llvm::StringSwitch<llvm::DebugCompressionType>(A->getValue()) |
| .Case("none", llvm::DebugCompressionType::None) |
| .Case("zlib", llvm::DebugCompressionType::Z) |
| .Case("zlib-gnu", llvm::DebugCompressionType::GNU) |
| .Default(llvm::DebugCompressionType::None); |
| Opts.setCompressDebugSections(DCT); |
| } |
| } |
| |
| Opts.RelaxELFRelocations = Args.hasArg(OPT_mrelax_relocations); |
| Opts.DebugCompilationDir = |
| std::string(Args.getLastArgValue(OPT_fdebug_compilation_dir)); |
| 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); |
| } |
| Opts.SanitizeCoverageType = |
| getLastArgIntValue(Args, OPT_fsanitize_coverage_type, 0, Diags); |
| Opts.SanitizeCoverageIndirectCalls = |
| Args.hasArg(OPT_fsanitize_coverage_indirect_calls); |
| Opts.SanitizeCoverageTraceBB = Args.hasArg(OPT_fsanitize_coverage_trace_bb); |
| Opts.SanitizeCoverageTraceCmp = Args.hasArg(OPT_fsanitize_coverage_trace_cmp); |
| Opts.SanitizeCoverageTraceDiv = Args.hasArg(OPT_fsanitize_coverage_trace_div); |
| Opts.SanitizeCoverageTraceGep = Args.hasArg(OPT_fsanitize_coverage_trace_gep); |
| Opts.SanitizeCoverage8bitCounters = |
| Args.hasArg(OPT_fsanitize_coverage_8bit_counters); |
| Opts.SanitizeCoverageTracePC = Args.hasArg(OPT_fsanitize_coverage_trace_pc); |
| Opts.SanitizeCoverageTracePCGuard = |
| Args.hasArg(OPT_fsanitize_coverage_trace_pc_guard); |
| Opts.SanitizeCoverageNoPrune = Args.hasArg(OPT_fsanitize_coverage_no_prune); |
| Opts.SanitizeCoverageInline8bitCounters = |
| Args.hasArg(OPT_fsanitize_coverage_inline_8bit_counters); |
| Opts.SanitizeCoverageInlineBoolFlag = |
| Args.hasArg(OPT_fsanitize_coverage_inline_bool_flag); |
| Opts.SanitizeCoveragePCTable = Args.hasArg(OPT_fsanitize_coverage_pc_table); |
| Opts.SanitizeCoverageStackDepth = |
| Args.hasArg(OPT_fsanitize_coverage_stack_depth); |
| Opts.SanitizeCoverageAllowlistFiles = |
| Args.getAllArgValues(OPT_fsanitize_coverage_allowlist); |
| Opts.SanitizeCoverageBlocklistFiles = |
| Args.getAllArgValues(OPT_fsanitize_coverage_blocklist); |
| Opts.SanitizeMemoryTrackOrigins = |
| getLastArgIntValue(Args, OPT_fsanitize_memory_track_origins_EQ, 0, Diags); |
| Opts.SanitizeMemoryUseAfterDtor = |
| Args.hasFlag(OPT_fsanitize_memory_use_after_dtor, |
| OPT_fno_sanitize_memory_use_after_dtor, |
| false); |
| Opts.SanitizeMinimalRuntime = Args.hasArg(OPT_fsanitize_minimal_runtime); |
| Opts.SanitizeCfiCrossDso = Args.hasArg(OPT_fsanitize_cfi_cross_dso); |
| Opts.SanitizeCfiICallGeneralizePointers = |
| Args.hasArg(OPT_fsanitize_cfi_icall_generalize_pointers); |
| Opts.SanitizeCfiCanonicalJumpTables = |
| Args.hasArg(OPT_fsanitize_cfi_canonical_jump_tables); |
| Opts.SanitizeStats = Args.hasArg(OPT_fsanitize_stats); |
| if (Arg *A = Args.getLastArg( |
| OPT_fsanitize_address_poison_custom_array_cookie, |
| OPT_fno_sanitize_address_poison_custom_array_cookie)) { |
| Opts.SanitizeAddressPoisonCustomArrayCookie = |
| A->getOption().getID() == |
| OPT_fsanitize_address_poison_custom_array_cookie; |
| } |
| if (Arg *A = Args.getLastArg(OPT_fsanitize_address_use_after_scope, |
| OPT_fno_sanitize_address_use_after_scope)) { |
| Opts.SanitizeAddressUseAfterScope = |
| A->getOption().getID() == OPT_fsanitize_address_use_after_scope; |
| } |
| Opts.SanitizeAddressGlobalsDeadStripping = |
| Args.hasArg(OPT_fsanitize_address_globals_dead_stripping); |
| if (Arg *A = Args.getLastArg(OPT_fsanitize_address_use_odr_indicator, |
| OPT_fno_sanitize_address_use_odr_indicator)) { |
| Opts.SanitizeAddressUseOdrIndicator = |
| A->getOption().getID() == OPT_fsanitize_address_use_odr_indicator; |
| } |
| Opts.SSPBufferSize = |
| getLastArgIntValue(Args, OPT_stack_protector_buffer_size, 8, Diags); |
| Opts.StackRealignment = Args.hasArg(OPT_mstackrealign); |
| if (Arg *A = Args.getLastArg(OPT_mstack_alignment)) { |
| StringRef Val = A->getValue(); |
| unsigned StackAlignment = Opts.StackAlignment; |
| Val.getAsInteger(10, StackAlignment); |
| Opts.StackAlignment = StackAlignment; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_mstack_probe_size)) { |
| StringRef Val = A->getValue(); |
| unsigned StackProbeSize = Opts.StackProbeSize; |
| Val.getAsInteger(0, StackProbeSize); |
| Opts.StackProbeSize = StackProbeSize; |
| } |
| |
| Opts.NoStackArgProbe = Args.hasArg(OPT_mno_stack_arg_probe); |
| |
| Opts.StackClashProtector = Args.hasArg(OPT_fstack_clash_protection); |
| |
| if (Arg *A = Args.getLastArg(OPT_fobjc_dispatch_method_EQ)) { |
| StringRef Name = A->getValue(); |
| unsigned Method = llvm::StringSwitch<unsigned>(Name) |
| .Case("legacy", CodeGenOptions::Legacy) |
| .Case("non-legacy", CodeGenOptions::NonLegacy) |
| .Case("mixed", CodeGenOptions::Mixed) |
| .Default(~0U); |
| if (Method == ~0U) { |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; |
| Success = false; |
| } else { |
| Opts.setObjCDispatchMethod( |
| static_cast<CodeGenOptions::ObjCDispatchMethodKind>(Method)); |
| } |
| } |
| |
| |
| if (Args.hasArg(OPT_fno_objc_convert_messages_to_runtime_calls)) |
| Opts.ObjCConvertMessagesToRuntimeCalls = 0; |
| |
| if (Args.getLastArg(OPT_femulated_tls) || |
| Args.getLastArg(OPT_fno_emulated_tls)) { |
| Opts.ExplicitEmulatedTLS = true; |
| Opts.EmulatedTLS = |
| Args.hasFlag(OPT_femulated_tls, OPT_fno_emulated_tls, false); |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_ftlsmodel_EQ)) { |
| StringRef Name = A->getValue(); |
| unsigned Model = llvm::StringSwitch<unsigned>(Name) |
| .Case("global-dynamic", CodeGenOptions::GeneralDynamicTLSModel) |
| .Case("local-dynamic", CodeGenOptions::LocalDynamicTLSModel) |
| .Case("initial-exec", CodeGenOptions::InitialExecTLSModel) |
| .Case("local-exec", CodeGenOptions::LocalExecTLSModel) |
| .Default(~0U); |
| if (Model == ~0U) { |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; |
| Success = false; |
| } else { |
| Opts.setDefaultTLSModel(static_cast<CodeGenOptions::TLSModel>(Model)); |
| } |
| } |
| |
| Opts.TLSSize = getLastArgIntValue(Args, OPT_mtls_size_EQ, 0, Diags); |
| |
| 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); |
| } |
| } |
| |
| Opts.DependentLibraries = Args.getAllArgValues(OPT_dependent_lib); |
| Opts.LinkerOptions = Args.getAllArgValues(OPT_linker_option); |
| bool NeedLocTracking = false; |
| |
| Opts.OptRecordFile = std::string(Args.getLastArgValue(OPT_opt_record_file)); |
| 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; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_Rpass_EQ)) { |
| Opts.OptimizationRemarkPattern = |
| GenerateOptimizationRemarkRegex(Diags, Args, A); |
| NeedLocTracking = true; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_Rpass_missed_EQ)) { |
| Opts.OptimizationRemarkMissedPattern = |
| GenerateOptimizationRemarkRegex(Diags, Args, A); |
| NeedLocTracking = true; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_Rpass_analysis_EQ)) { |
| Opts.OptimizationRemarkAnalysisPattern = |
| GenerateOptimizationRemarkRegex(Diags, Args, A); |
| NeedLocTracking = true; |
| } |
| |
| Opts.DiagnosticsWithHotness = |
| Args.hasArg(options::OPT_fdiagnostics_show_hotness); |
| 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"; |
| |
| Opts.DiagnosticsHotnessThreshold = getLastArgUInt64Value( |
| Args, options::OPT_fdiagnostics_hotness_threshold_EQ, 0); |
| if (Opts.DiagnosticsHotnessThreshold > 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 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); |
| |
| Opts.RewriteMapFiles = Args.getAllArgValues(OPT_frewrite_map_file); |
| |
| // 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.CudaGpuBinaryFileName = |
| std::string(Args.getLastArgValue(OPT_fcuda_include_gpubinary)); |
| |
| Opts.Backchain = Args.hasArg(OPT_mbackchain); |
| |
| Opts.EmitCheckPathComponentsToStrip = getLastArgIntValue( |
| Args, OPT_fsanitize_undefined_strip_path_components_EQ, 0, Diags); |
| |
| Opts.EmitVersionIdentMetadata = Args.hasFlag(OPT_Qy, OPT_Qn, true); |
| |
| Opts.Addrsig = Args.hasArg(OPT_faddrsig); |
| |
| Opts.KeepStaticConsts = Args.hasArg(OPT_fkeep_static_consts); |
| |
| Opts.SpeculativeLoadHardening = Args.hasArg(OPT_mspeculative_load_hardening); |
| |
| Opts.DefaultFunctionAttrs = Args.getAllArgValues(OPT_default_function_attr); |
| |
| Opts.PassPlugins = Args.getAllArgValues(OPT_fpass_plugin_EQ); |
| |
| Opts.SymbolPartition = |
| std::string(Args.getLastArgValue(OPT_fsymbol_partition_EQ)); |
| |
| Opts.ForceAAPCSBitfieldLoad = Args.hasArg(OPT_ForceAAPCSBitfieldLoad); |
| return Success; |
| } |
| |
| static void ParseDependencyOutputArgs(DependencyOutputOptions &Opts, |
| ArgList &Args) { |
| Opts.OutputFile = std::string(Args.getLastArgValue(OPT_dependency_file)); |
| Opts.Targets = Args.getAllArgValues(OPT_MT); |
| Opts.IncludeSystemHeaders = Args.hasArg(OPT_sys_header_deps); |
| Opts.IncludeModuleFiles = Args.hasArg(OPT_module_file_deps); |
| Opts.UsePhonyTargets = Args.hasArg(OPT_MP); |
| Opts.ShowHeaderIncludes = Args.hasArg(OPT_H); |
| Opts.HeaderIncludeOutputFile = |
| std::string(Args.getLastArgValue(OPT_header_include_file)); |
| Opts.AddMissingHeaderDeps = Args.hasArg(OPT_MG); |
| 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 (Args.hasArg(options::OPT_E) || Args.hasArg(options::OPT_P)) |
| Opts.ShowIncludesDest = ShowIncludesDestination::Stderr; |
| else |
| Opts.ShowIncludesDest = ShowIncludesDestination::Stdout; |
| } else { |
| Opts.ShowIncludesDest = ShowIncludesDestination::None; |
| } |
| Opts.DOTOutputFile = std::string(Args.getLastArgValue(OPT_dependency_dot)); |
| Opts.ModuleDependencyOutputDir = |
| std::string(Args.getLastArgValue(OPT_module_dependency_dir)); |
| if (Args.hasArg(OPT_MV)) |
| Opts.OutputFormat = DependencyOutputFormat::NMake; |
| // Add sanitizer blacklists 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_blacklist)) { |
| for (const auto *A : Args.filtered(OPT_fsanitize_blacklist)) { |
| StringRef Val = A->getValue(); |
| if (Val.find('=') == StringRef::npos) |
| Opts.ExtraDeps.push_back(std::string(Val)); |
| } |
| if (Opts.IncludeSystemHeaders) { |
| for (const auto *A : Args.filtered(OPT_fsanitize_system_blacklist)) { |
| StringRef Val = A->getValue(); |
| if (Val.find('=') == StringRef::npos) |
| Opts.ExtraDeps.push_back(std::string(Val)); |
| } |
| } |
| } |
| |
| // Propagate the extra dependencies. |
| for (const auto *A : Args.filtered(OPT_fdepfile_entry)) { |
| Opts.ExtraDeps.push_back(A->getValue()); |
| } |
| |
| // Only the -fmodule-file=<file> form. |
| for (const auto *A : Args.filtered(OPT_fmodule_file)) { |
| StringRef Val = A->getValue(); |
| if (Val.find('=') == StringRef::npos) |
| Opts.ExtraDeps.push_back(std::string(Val)); |
| } |
| } |
| |
| 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; |
| if (Diags) { |
| Diags->Report(diag::err_drv_invalid_value) << "-verify=" << Prefix; |
| Diags->Report(diag::note_drv_verify_prefix_spelling); |
| } |
| } |
| } |
| return Success; |
| } |
| |
| bool clang::ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args, |
| DiagnosticsEngine *Diags, |
| bool DefaultDiagColor) { |
| bool Success = true; |
| |
| Opts.DiagnosticLogFile = |
| std::string(Args.getLastArgValue(OPT_diagnostic_log_file)); |
| if (Arg *A = |
| Args.getLastArg(OPT_diagnostic_serialized_file, OPT__serialize_diags)) |
| Opts.DiagnosticSerializationFile = A->getValue(); |
| Opts.IgnoreWarnings = Args.hasArg(OPT_w); |
| Opts.NoRewriteMacros = Args.hasArg(OPT_Wno_rewrite_macros); |
| Opts.Pedantic = Args.hasArg(OPT_pedantic); |
| Opts.PedanticErrors = Args.hasArg(OPT_pedantic_errors); |
| Opts.ShowCarets = !Args.hasArg(OPT_fno_caret_diagnostics); |
| Opts.ShowColors = parseShowColorsArgs(Args, DefaultDiagColor); |
| Opts.ShowColumn = !Args.hasArg(OPT_fno_show_column); |
| Opts.ShowFixits = !Args.hasArg(OPT_fno_diagnostics_fixit_info); |
| Opts.ShowLocation = !Args.hasArg(OPT_fno_show_source_location); |
| Opts.AbsolutePath = Args.hasArg(OPT_fdiagnostics_absolute_paths); |
| Opts.ShowOptionNames = !Args.hasArg(OPT_fno_diagnostics_show_option); |
| |
| // Default behavior is to not to show note include stacks. |
| Opts.ShowNoteIncludeStack = false; |
| if (Arg *A = Args.getLastArg(OPT_fdiagnostics_show_note_include_stack, |
| OPT_fno_diagnostics_show_note_include_stack)) |
| if (A->getOption().matches(OPT_fdiagnostics_show_note_include_stack)) |
| Opts.ShowNoteIncludeStack = true; |
| |
| StringRef ShowOverloads = |
| Args.getLastArgValue(OPT_fshow_overloads_EQ, "all"); |
| if (ShowOverloads == "best") |
| Opts.setShowOverloads(Ovl_Best); |
| else if (ShowOverloads == "all") |
| Opts.setShowOverloads(Ovl_All); |
| else { |
| Success = false; |
| if (Diags) |
| Diags->Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_fshow_overloads_EQ)->getAsString(Args) |
| << ShowOverloads; |
| } |
| |
| StringRef ShowCategory = |
| Args.getLastArgValue(OPT_fdiagnostics_show_category, "none"); |
| if (ShowCategory == "none") |
| Opts.ShowCategories = 0; |
| else if (ShowCategory == "id") |
| Opts.ShowCategories = 1; |
| else if (ShowCategory == "name") |
| Opts.ShowCategories = 2; |
| else { |
| Success = false; |
| if (Diags) |
| Diags->Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_fdiagnostics_show_category)->getAsString(Args) |
| << ShowCategory; |
| } |
| |
| StringRef Format = |
| Args.getLastArgValue(OPT_fdiagnostics_format, "clang"); |
| if (Format == "clang") |
| Opts.setFormat(DiagnosticOptions::Clang); |
| else if (Format == "msvc") |
| Opts.setFormat(DiagnosticOptions::MSVC); |
| else if (Format == "msvc-fallback") { |
| Opts.setFormat(DiagnosticOptions::MSVC); |
| Opts.CLFallbackMode = true; |
| } else if (Format == "vi") |
| Opts.setFormat(DiagnosticOptions::Vi); |
| else { |
| Success = false; |
| if (Diags) |
| Diags->Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_fdiagnostics_format)->getAsString(Args) |
| << Format; |
| } |
| |
| Opts.ShowSourceRanges = Args.hasArg(OPT_fdiagnostics_print_source_range_info); |
| Opts.ShowParseableFixits = Args.hasArg(OPT_fdiagnostics_parseable_fixits); |
| Opts.ShowPresumedLoc = !Args.hasArg(OPT_fno_diagnostics_use_presumed_location); |
| 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; |
| Success = false; |
| } |
| else |
| llvm::sort(Opts.VerifyPrefixes); |
| DiagnosticLevelMask DiagMask = DiagnosticLevelMask::None; |
| Success &= 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); |
| Opts.ElideType = !Args.hasArg(OPT_fno_elide_type); |
| Opts.ShowTemplateTree = Args.hasArg(OPT_fdiagnostics_show_template_tree); |
| Opts.ErrorLimit = getLastArgIntValue(Args, OPT_ferror_limit, 0, Diags); |
| Opts.MacroBacktraceLimit = |
| getLastArgIntValue(Args, OPT_fmacro_backtrace_limit, |
| DiagnosticOptions::DefaultMacroBacktraceLimit, Diags); |
| Opts.TemplateBacktraceLimit = getLastArgIntValue( |
| Args, OPT_ftemplate_backtrace_limit, |
| DiagnosticOptions::DefaultTemplateBacktraceLimit, Diags); |
| Opts.ConstexprBacktraceLimit = getLastArgIntValue( |
| Args, OPT_fconstexpr_backtrace_limit, |
| DiagnosticOptions::DefaultConstexprBacktraceLimit, Diags); |
| Opts.SpellCheckingLimit = getLastArgIntValue( |
| Args, OPT_fspell_checking_limit, |
| DiagnosticOptions::DefaultSpellCheckingLimit, Diags); |
| Opts.SnippetLineLimit = getLastArgIntValue( |
| Args, OPT_fcaret_diagnostics_max_lines, |
| DiagnosticOptions::DefaultSnippetLineLimit, Diags); |
| Opts.TabStop = getLastArgIntValue(Args, OPT_ftabstop, |
| DiagnosticOptions::DefaultTabStop, Diags); |
| if (Opts.TabStop == 0 || Opts.TabStop > DiagnosticOptions::MaxTabStop) { |
| Opts.TabStop = DiagnosticOptions::DefaultTabStop; |
| if (Diags) |
| Diags->Report(diag::warn_ignoring_ftabstop_value) |
| << Opts.TabStop << DiagnosticOptions::DefaultTabStop; |
| } |
| Opts.MessageLength = |
| getLastArgIntValue(Args, OPT_fmessage_length_EQ, 0, Diags); |
| |
| Opts.UndefPrefixes = Args.getAllArgValues(OPT_Wundef_prefix_EQ); |
| |
| addDiagnosticArgs(Args, OPT_W_Group, OPT_W_value_Group, Opts.Warnings); |
| addDiagnosticArgs(Args, OPT_R_Group, OPT_R_value_Group, Opts.Remarks); |
| |
| return Success; |
| } |
| |
| static void ParseFileSystemArgs(FileSystemOptions &Opts, ArgList &Args) { |
| Opts.WorkingDir = std::string(Args.getLastArgValue(OPT_working_directory)); |
| } |
| |
| /// 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; |
| } |
| |
| static InputKind ParseFrontendArgs(FrontendOptions &Opts, ArgList &Args, |
| DiagnosticsEngine &Diags, |
| bool &IsHeaderFile) { |
| Opts.ProgramAction = frontend::ParseSyntaxOnly; |
| if (const Arg *A = Args.getLastArg(OPT_Action_Group)) { |
| switch (A->getOption().getID()) { |
| default: |
| llvm_unreachable("Invalid option in group!"); |
| case OPT_ast_list: |
| Opts.ProgramAction = frontend::ASTDeclList; break; |
| case OPT_ast_dump_all_EQ: |
| case 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; |
| } |
| LLVM_FALLTHROUGH; |
| } |
| case OPT_ast_dump: |
| case OPT_ast_dump_all: |
| case OPT_ast_dump_lookups: |
| case OPT_ast_dump_decl_types: |
| Opts.ProgramAction = frontend::ASTDump; break; |
| case OPT_ast_print: |
| Opts.ProgramAction = frontend::ASTPrint; break; |
| case OPT_ast_view: |
| Opts.ProgramAction = frontend::ASTView; break; |
| case OPT_compiler_options_dump: |
| Opts.ProgramAction = frontend::DumpCompilerOptions; break; |
| case OPT_dump_raw_tokens: |
| Opts.ProgramAction = frontend::DumpRawTokens; break; |
| case OPT_dump_tokens: |
| Opts.ProgramAction = frontend::DumpTokens; break; |
| case OPT_S: |
| Opts.ProgramAction = frontend::EmitAssembly; break; |
| case OPT_emit_llvm_bc: |
| Opts.ProgramAction = frontend::EmitBC; break; |
| case OPT_emit_html: |
| Opts.ProgramAction = frontend::EmitHTML; break; |
| case OPT_emit_llvm: |
| Opts.ProgramAction = frontend::EmitLLVM; break; |
| case OPT_emit_llvm_only: |
| Opts.ProgramAction = frontend::EmitLLVMOnly; break; |
| case OPT_emit_codegen_only: |
| Opts.ProgramAction = frontend::EmitCodeGenOnly; break; |
| case OPT_emit_obj: |
| Opts.ProgramAction = frontend::EmitObj; break; |
| case OPT_fixit_EQ: |
| Opts.FixItSuffix = A->getValue(); |
| LLVM_FALLTHROUGH; |
| case OPT_fixit: |
| Opts.ProgramAction = frontend::FixIt; break; |
| case OPT_emit_module: |
| Opts.ProgramAction = frontend::GenerateModule; break; |
| case OPT_emit_module_interface: |
| Opts.ProgramAction = frontend::GenerateModuleInterface; break; |
| case OPT_emit_header_module: |
| Opts.ProgramAction = frontend::GenerateHeaderModule; break; |
| case OPT_emit_pch: |
| Opts.ProgramAction = frontend::GeneratePCH; break; |
| case OPT_emit_interface_stubs: { |
| StringRef ArgStr = |
| Args.hasArg(OPT_interface_stub_version_EQ) |
| ? Args.getLastArgValue(OPT_interface_stub_version_EQ) |
| : "experimental-ifs-v2"; |
| if (ArgStr == "experimental-yaml-elf-v1" || |
| ArgStr == "experimental-ifs-v1" || |
| 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=experimental-ifs-v2" |
| << ErrorMessage; |
| } else if (!ArgStr.startswith("experimental-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=experimental-ifs-v2" |
| << ErrorMessage; |
| } else { |
| Opts.ProgramAction = frontend::GenerateInterfaceStubs; |
| } |
| break; |
| } |
| case OPT_init_only: |
| Opts.ProgramAction = frontend::InitOnly; break; |
| case OPT_fsyntax_only: |
| Opts.ProgramAction = frontend::ParseSyntaxOnly; break; |
| case OPT_module_file_info: |
| Opts.ProgramAction = frontend::ModuleFileInfo; break; |
| case OPT_verify_pch: |
| Opts.ProgramAction = frontend::VerifyPCH; break; |
| case OPT_print_preamble: |
| Opts.ProgramAction = frontend::PrintPreamble; break; |
| case OPT_E: |
| Opts.ProgramAction = frontend::PrintPreprocessedInput; break; |
| case OPT_templight_dump: |
| Opts.ProgramAction = frontend::TemplightDump; break; |
| case OPT_rewrite_macros: |
| Opts.ProgramAction = frontend::RewriteMacros; break; |
| case OPT_rewrite_objc: |
| Opts.ProgramAction = frontend::RewriteObjC; break; |
| case OPT_rewrite_test: |
| Opts.ProgramAction = frontend::RewriteTest; break; |
| case OPT_analyze: |
| Opts.ProgramAction = frontend::RunAnalysis; break; |
| case OPT_migrate: |
| Opts.ProgramAction = frontend::MigrateSource; break; |
| case OPT_Eonly: |
| Opts.ProgramAction = frontend::RunPreprocessorOnly; break; |
| case OPT_print_dependency_directives_minimized_source: |
| Opts.ProgramAction = |
| frontend::PrintDependencyDirectivesSourceMinimizerOutput; |
| break; |
| } |
| } |
| |
| if (const Arg* A = Args.getLastArg(OPT_plugin)) { |
| Opts.Plugins.emplace_back(A->getValue(0)); |
| Opts.ProgramAction = frontend::PluginAction; |
| Opts.ActionName = A->getValue(); |
| } |
| Opts.AddPluginActions = Args.getAllArgValues(OPT_add_plugin); |
| 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.DisableFree = Args.hasArg(OPT_disable_free); |
| |
| Opts.OutputFile = std::string(Args.getLastArgValue(OPT_o)); |
| Opts.Plugins = Args.getAllArgValues(OPT_load); |
| Opts.RelocatablePCH = Args.hasArg(OPT_relocatable_pch); |
| Opts.ShowHelp = Args.hasArg(OPT_help); |
| Opts.ShowStats = Args.hasArg(OPT_print_stats); |
| Opts.ShowTimers = Args.hasArg(OPT_ftime_report); |
| Opts.PrintSupportedCPUs = Args.hasArg(OPT_print_supported_cpus); |
| Opts.TimeTrace = Args.hasArg(OPT_ftime_trace); |
| Opts.TimeTraceGranularity = getLastArgIntValue( |
| Args, OPT_ftime_trace_granularity_EQ, Opts.TimeTraceGranularity, Diags); |
| Opts.ShowVersion = Args.hasArg(OPT_version); |
| Opts.ASTMergeFiles = Args.getAllArgValues(OPT_ast_merge); |
| Opts.LLVMArgs = Args.getAllArgValues(OPT_mllvm); |
| Opts.FixWhatYouCan = Args.hasArg(OPT_fix_what_you_can); |
| Opts.FixOnlyWarnings = Args.hasArg(OPT_fix_only_warnings); |
| Opts.FixAndRecompile = Args.hasArg(OPT_fixit_recompile); |
| Opts.FixToTemporaries = Args.hasArg(OPT_fixit_to_temp); |
| Opts.ASTDumpDecls = Args.hasArg(OPT_ast_dump, OPT_ast_dump_EQ); |
| Opts.ASTDumpAll = Args.hasArg(OPT_ast_dump_all, OPT_ast_dump_all_EQ); |
| Opts.ASTDumpFilter = std::string(Args.getLastArgValue(OPT_ast_dump_filter)); |
| Opts.ASTDumpLookups = Args.hasArg(OPT_ast_dump_lookups); |
| Opts.ASTDumpDeclTypes = Args.hasArg(OPT_ast_dump_decl_types); |
| Opts.UseGlobalModuleIndex = !Args.hasArg(OPT_fno_modules_global_index); |
| Opts.GenerateGlobalModuleIndex = Opts.UseGlobalModuleIndex; |
| Opts.ModuleMapFiles = Args.getAllArgValues(OPT_fmodule_map_file); |
| // Only the -fmodule-file=<file> form. |
| for (const auto *A : Args.filtered(OPT_fmodule_file)) { |
| StringRef Val = A->getValue(); |
| if (Val.find('=') == StringRef::npos) |
| Opts.ModuleFiles.push_back(std::string(Val)); |
| } |
| Opts.ModulesEmbedFiles = Args.getAllArgValues(OPT_fmodules_embed_file_EQ); |
| Opts.ModulesEmbedAllFiles = Args.hasArg(OPT_fmodules_embed_all_files); |
| Opts.IncludeTimestamps = !Args.hasArg(OPT_fno_pch_timestamp); |
| Opts.UseTemporary = !Args.hasArg(OPT_fno_temp_file); |
| Opts.IsSystemModule = Args.hasArg(OPT_fsystem_module); |
| |
| if (Opts.ProgramAction != frontend::GenerateModule && Opts.IsSystemModule) |
| Diags.Report(diag::err_drv_argument_only_allowed_with) << "-fsystem-module" |
| << "-emit-module"; |
| |
| Opts.CodeCompleteOpts.IncludeMacros |
| = Args.hasArg(OPT_code_completion_macros); |
| Opts.CodeCompleteOpts.IncludeCodePatterns |
| = Args.hasArg(OPT_code_completion_patterns); |
| Opts.CodeCompleteOpts.IncludeGlobals |
| = !Args.hasArg(OPT_no_code_completion_globals); |
| Opts.CodeCompleteOpts.IncludeNamespaceLevelDecls |
| = !Args.hasArg(OPT_no_code_completion_ns_level_decls); |
| Opts.CodeCompleteOpts.IncludeBriefComments |
| = Args.hasArg(OPT_code_completion_brief_comments); |
| Opts.CodeCompleteOpts.IncludeFixIts |
| = Args.hasArg(OPT_code_completion_with_fixits); |
| |
| Opts.OverrideRecordLayoutsFile = |
| std::string(Args.getLastArgValue(OPT_foverride_record_layout_EQ)); |
| Opts.AuxTriple = std::string(Args.getLastArgValue(OPT_aux_triple)); |
| 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); |
| Opts.StatsFile = std::string(Args.getLastArgValue(OPT_stats_file)); |
| |
| if (const Arg *A = Args.getLastArg(OPT_arcmt_check, |
| OPT_arcmt_modify, |
| OPT_arcmt_migrate)) { |
| switch (A->getOption().getID()) { |
| default: |
| llvm_unreachable("missed a case"); |
| case OPT_arcmt_check: |
| Opts.ARCMTAction = FrontendOptions::ARCMT_Check; |
| break; |
| case OPT_arcmt_modify: |
| Opts.ARCMTAction = FrontendOptions::ARCMT_Modify; |
| break; |
| case OPT_arcmt_migrate: |
| Opts.ARCMTAction = FrontendOptions::ARCMT_Migrate; |
| break; |
| } |
| } |
| Opts.MTMigrateDir = |
| std::string(Args.getLastArgValue(OPT_mt_migrate_directory)); |
| Opts.ARCMTMigrateReportOut = |
| std::string(Args.getLastArgValue(OPT_arcmt_migrate_report_output)); |
| Opts.ARCMTMigrateEmitARCErrors |
| = Args.hasArg(OPT_arcmt_migrate_emit_arc_errors); |
| |
| if (Args.hasArg(OPT_objcmt_migrate_literals)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_Literals; |
| if (Args.hasArg(OPT_objcmt_migrate_subscripting)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_Subscripting; |
| if (Args.hasArg(OPT_objcmt_migrate_property_dot_syntax)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_PropertyDotSyntax; |
| if (Args.hasArg(OPT_objcmt_migrate_property)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_Property; |
| if (Args.hasArg(OPT_objcmt_migrate_readonly_property)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_ReadonlyProperty; |
| if (Args.hasArg(OPT_objcmt_migrate_readwrite_property)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_ReadwriteProperty; |
| if (Args.hasArg(OPT_objcmt_migrate_annotation)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_Annotation; |
| if (Args.hasArg(OPT_objcmt_returns_innerpointer_property)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_ReturnsInnerPointerProperty; |
| if (Args.hasArg(OPT_objcmt_migrate_instancetype)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_Instancetype; |
| if (Args.hasArg(OPT_objcmt_migrate_nsmacros)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_NsMacros; |
| if (Args.hasArg(OPT_objcmt_migrate_protocol_conformance)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_ProtocolConformance; |
| if (Args.hasArg(OPT_objcmt_atomic_property)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_AtomicProperty; |
| if (Args.hasArg(OPT_objcmt_ns_nonatomic_iosonly)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_NsAtomicIOSOnlyProperty; |
| if (Args.hasArg(OPT_objcmt_migrate_designated_init)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_DesignatedInitializer; |
| if (Args.hasArg(OPT_objcmt_migrate_all)) |
| Opts.ObjCMTAction |= FrontendOptions::ObjCMT_MigrateDecls; |
| |
| Opts.ObjCMTWhiteListPath = |
| std::string(Args.getLastArgValue(OPT_objcmt_whitelist_dir_path)); |
| |
| 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("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); |
| } |
| |
| return DashX; |
| } |
| |
| 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 ParseHeaderSearchArgs(HeaderSearchOptions &Opts, ArgList &Args, |
| const std::string &WorkingDir) { |
| Opts.Sysroot = std::string(Args.getLastArgValue(OPT_isysroot, "/")); |
| Opts.Verbose = Args.hasArg(OPT_v); |
| Opts.UseBuiltinIncludes = !Args.hasArg(OPT_nobuiltininc); |
| Opts.UseStandardSystemIncludes = !Args.hasArg(OPT_nostdsysteminc); |
| Opts.UseStandardCXXIncludes = !Args.hasArg(OPT_nostdincxx); |
| if (const Arg *A = Args.getLastArg(OPT_stdlib_EQ)) |
| Opts.UseLibcxx = (strcmp(A->getValue(), "libc++") == 0); |
| Opts.ResourceDir = std::string(Args.getLastArgValue(OPT_resource_dir)); |
| |
| // 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()); |
| |
| Opts.ModuleUserBuildPath = |
| std::string(Args.getLastArgValue(OPT_fmodules_user_build_path)); |
| // Only the -fmodule-file=<name>=<file> form. |
| for (const auto *A : Args.filtered(OPT_fmodule_file)) { |
| StringRef Val = A->getValue(); |
| if (Val.find('=') != StringRef::npos){ |
| 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()); |
| Opts.DisableModuleHash = Args.hasArg(OPT_fdisable_module_hash); |
| Opts.ModulesHashContent = Args.hasArg(OPT_fmodules_hash_content); |
| Opts.ModulesValidateDiagnosticOptions = |
| !Args.hasArg(OPT_fmodules_disable_diagnostic_validation); |
| Opts.ImplicitModuleMaps = Args.hasArg(OPT_fimplicit_module_maps); |
| Opts.ModuleMapFileHomeIsCwd = Args.hasArg(OPT_fmodule_map_file_home_is_cwd); |
| Opts.ModuleCachePruneInterval = |
| getLastArgIntValue(Args, OPT_fmodules_prune_interval, 7 * 24 * 60 * 60); |
| Opts.ModuleCachePruneAfter = |
| getLastArgIntValue(Args, OPT_fmodules_prune_after, 31 * 24 * 60 * 60); |
| Opts.ModulesValidateOncePerBuildSession = |
| Args.hasArg(OPT_fmodules_validate_once_per_build_session); |
| Opts.BuildSessionTimestamp = |
| getLastArgUInt64Value(Args, OPT_fbuild_session_timestamp, 0); |
| Opts.ModulesValidateSystemHeaders = |
| Args.hasArg(OPT_fmodules_validate_system_headers); |
| Opts.ValidateASTInputFilesContent = |
| Args.hasArg(OPT_fvalidate_ast_input_files_content); |
| if (const Arg *A = Args.getLastArg(OPT_fmodule_format_EQ)) |
| Opts.ModuleFormat = 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()); |
| } |
| |
| void CompilerInvocation::setLangDefaults(LangOptions &Opts, InputKind IK, |
| const llvm::Triple &T, |
| PreprocessorOptions &PPOpts, |
| 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_opencl10; |
| 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.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.Digraphs = Std.hasDigraphs(); |
| Opts.GNUMode = Std.isGNUMode(); |
| Opts.GNUInline = !Opts.C99 && !Opts.CPlusPlus; |
| 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_openclcpp) |
| Opts.OpenCLCPlusPlusVersion = 100; |
| |
| // OpenCL has some additional defaults. |
| if (Opts.OpenCL) { |
| Opts.AltiVec = 0; |
| Opts.ZVector = 0; |
| Opts.setLaxVectorConversions(LangOptions::LaxVectorConversionKind::None); |
| Opts.setDefaultFPContractMode(LangOptions::FPM_On); |
| Opts.NativeHalfType = 1; |
| Opts.NativeHalfArgsAndReturns = 1; |
| Opts.OpenCLCPlusPlus = Opts.CPlusPlus; |
| |
| // Include default header file for OpenCL. |
| if (Opts.IncludeDefaultHeader) { |
| if (Opts.DeclareOpenCLBuiltins) { |
| // Only include base header file for builtin types and constants. |
| PPOpts.Includes.push_back("opencl-c-base.h"); |
| } else { |
| PPOpts.Includes.push_back("opencl-c.h"); |
| } |
| } |
| } |
| |
| Opts.HIP = IK.getLanguage() == Language::HIP; |
| Opts.CUDA = IK.getLanguage() == Language::CUDA || Opts.HIP; |
| if (Opts.CUDA) |
| // Set default FP_CONTRACT to FAST. |
| Opts.setDefaultFPContractMode(LangOptions::FPM_Fast); |
| |
| Opts.RenderScript = IK.getLanguage() == Language::RenderScript; |
| if (Opts.RenderScript) { |
| Opts.NativeHalfType = 1; |
| Opts.NativeHalfArgsAndReturns = 1; |
| } |
| |
| // OpenCL and C++ both have bool, true, false keywords. |
| Opts.Bool = Opts.OpenCL || Opts.CPlusPlus; |
| |
| // OpenCL has half keyword |
| Opts.Half = Opts.OpenCL; |
| |
| // C++ has wchar_t keyword. |
| Opts.WChar = Opts.CPlusPlus; |
| |
| Opts.GNUKeywords = Opts.GNUMode; |
| Opts.CXXOperatorNames = Opts.CPlusPlus; |
| |
| Opts.AlignedAllocation = Opts.CPlusPlus17; |
| |
| Opts.DollarIdents = !Opts.AsmPreprocessor; |
| |
| // Enable [[]] attributes in C++11 and C2x by default. |
| Opts.DoubleSquareBracketAttributes = Opts.CPlusPlus11 || Opts.C2x; |
| } |
| |
| /// Attempt to parse a visibility value out of the given argument. |
| static Visibility parseVisibility(Arg *arg, ArgList &args, |
| DiagnosticsEngine &diags) { |
| StringRef value = arg->getValue(); |
| if (value == "default") { |
| return DefaultVisibility; |
| } else if (value == "hidden" || value == "internal") { |
| return HiddenVisibility; |
| } else if (value == "protected") { |
| // FIXME: diagnose if target does not support protected visibility |
| return ProtectedVisibility; |
| } |
| |
| diags.Report(diag::err_drv_invalid_value) |
| << arg->getAsString(args) << value; |
| return DefaultVisibility; |
| } |
| |
| /// 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; |
| |
| 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::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"); |
| } |
| |
| static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK, |
| const TargetOptions &TargetOpts, |
| PreprocessorOptions &PPOpts, |
| DiagnosticsEngine &Diags) { |
| // 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); |
| } |
| } |
| } |
| |
| if (Args.hasArg(OPT_fno_dllexport_inlines)) |
| Opts.DllExportInlines = false; |
| |
| if (const Arg *A = Args.getLastArg(OPT_fcf_protection_EQ)) { |
| StringRef Name = A->getValue(); |
| if (Name == "full" || Name == "branch") { |
| Opts.CFProtectionBranch = 1; |
| } |
| } |
| // -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("cl1.1", "CL1.1", LangStandard::lang_opencl11) |
| .Cases("cl1.2", "CL1.2", LangStandard::lang_opencl12) |
| .Cases("cl2.0", "CL2.0", LangStandard::lang_opencl20) |
| .Cases("clc++", "CLC++", LangStandard::lang_openclcpp) |
| .Default(LangStandard::lang_unspecified); |
| |
| if (OpenCLLangStd == LangStandard::lang_unspecified) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| } |
| else |
| LangStd = OpenCLLangStd; |
| } |
| |
| Opts.SYCL = Args.hasArg(options::OPT_fsycl); |
| Opts.SYCLIsDevice = Opts.SYCL && Args.hasArg(options::OPT_fsycl_is_device); |
| if (Opts.SYCL) { |
| // -sycl-std applies to any SYCL source, not only those containing kernels, |
| // but also those using the SYCL API |
| if (const Arg *A = Args.getLastArg(OPT_sycl_std_EQ)) { |
| Opts.SYCLVersion = llvm::StringSwitch<unsigned>(A->getValue()) |
| .Cases("2017", "1.2.1", "121", "sycl-1.2.1", 2017) |
| .Default(0U); |
| |
| if (Opts.SYCLVersion == 0U) { |
| // User has passed an invalid value to the flag, this is an error |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| } |
| } |
| } |
| |
| Opts.IncludeDefaultHeader = Args.hasArg(OPT_finclude_default_header); |
| Opts.DeclareOpenCLBuiltins = Args.hasArg(OPT_fdeclare_opencl_builtins); |
| |
| llvm::Triple T(TargetOpts.Triple); |
| CompilerInvocation::setLangDefaults(Opts, IK, T, PPOpts, LangStd); |
| |
| // -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) |
| && Opts.OpenCLVersion > 100) { |
| Diags.Report(diag::warn_option_invalid_ocl_version) |
| << Opts.getOpenCLVersionTuple().getAsString() |
| << Args.getLastArg(OPT_cl_strict_aliasing)->getAsString(Args); |
| } |
| |
| // We abuse '-f[no-]gnu-keywords' to force overriding all GNU-extension |
| // keywords. This behavior is provided by GCC's poorly named '-fasm' flag, |
| // while a subset (the non-C++ GNU keywords) is provided by GCC's |
| // '-fgnu-keywords'. Clang conflates the two for simplicity under the single |
| // name, as it doesn't seem a useful distinction. |
| Opts.GNUKeywords = Args.hasFlag(OPT_fgnu_keywords, OPT_fno_gnu_keywords, |
| Opts.GNUKeywords); |
| |
| Opts.Digraphs = Args.hasFlag(OPT_fdigraphs, OPT_fno_digraphs, Opts.Digraphs); |
| |
| if (Args.hasArg(OPT_fno_operator_names)) |
| Opts.CXXOperatorNames = 0; |
| |
| if (Args.hasArg(OPT_fcuda_is_device)) |
| Opts.CUDAIsDevice = 1; |
| |
| if (Args.hasArg(OPT_fcuda_allow_variadic_functions)) |
| Opts.CUDAAllowVariadicFunctions = 1; |
| |
| if (Args.hasArg(OPT_fno_cuda_host_device_constexpr)) |
| Opts.CUDAHostDeviceConstexpr = 0; |
| |
| if (Opts.CUDAIsDevice && Args.hasArg(OPT_fcuda_approx_transcendentals)) |
| Opts.CUDADeviceApproxTranscendentals = 1; |
| |
| Opts.GPURelocatableDeviceCode = Args.hasArg(OPT_fgpu_rdc); |
| if (Args.hasArg(OPT_fgpu_allow_device_init)) { |
| if (Opts.HIP) |
| Opts.GPUAllowDeviceInit = 1; |
| else |
| Diags.Report(diag::warn_ignored_hip_only_option) |
| << Args.getLastArg(OPT_fgpu_allow_device_init)->getAsString(Args); |
| } |
| Opts.HIPUseNewLaunchAPI = Args.hasArg(OPT_fhip_new_launch_api); |
| if (Opts.HIP) |
| Opts.GPUMaxThreadsPerBlock = getLastArgIntValue( |
| Args, OPT_gpu_max_threads_per_block_EQ, Opts.GPUMaxThreadsPerBlock); |
| else if (Args.hasArg(OPT_gpu_max_threads_per_block_EQ)) |
| Diags.Report(diag::warn_ignored_hip_only_option) |
| << Args.getLastArg(OPT_gpu_max_threads_per_block_EQ)->getAsString(Args); |
| |
| 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_fno_objc_infer_related_result_type)) |
| Opts.ObjCInferRelatedResultType = 0; |
| |
| 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; |
| } |
| |
| if (Args.hasArg(OPT_fgnu89_inline)) { |
| if (Opts.CPlusPlus) |
| Diags.Report(diag::err_drv_argument_not_allowed_with) |
| << "-fgnu89-inline" << GetInputKindName(IK); |
| else |
| Opts.GNUInline = 1; |
| } |
| |
| if (Args.hasArg(OPT_fapple_kext)) { |
| if (!Opts.CPlusPlus) |
| Diags.Report(diag::warn_c_kext); |
| else |
| Opts.AppleKext = 1; |
| } |
| |
| if (Args.hasArg(OPT_print_ivar_layout)) |
| Opts.ObjCGCBitmapPrint = 1; |
| |
| if (Args.hasArg(OPT_fno_constant_cfstrings)) |
| Opts.NoConstantCFStrings = 1; |
| if (const auto *A = Args.getLastArg(OPT_fcf_runtime_abi_EQ)) |
| Opts.CFRuntime = |
| llvm::StringSwitch<LangOptions::CoreFoundationABI>(A->getValue()) |
| .Cases("unspecified", "standalone", "objc", |
| LangOptions::CoreFoundationABI::ObjectiveC) |
| .Cases("swift", "swift-5.0", |
| LangOptions::CoreFoundationABI::Swift5_0) |
| .Case("swift-4.2", LangOptions::CoreFoundationABI::Swift4_2) |
| .Case("swift-4.1", LangOptions::CoreFoundationABI::Swift4_1) |
| .Default(LangOptions::CoreFoundationABI::ObjectiveC); |
| |
| if (Args.hasArg(OPT_fzvector)) |
| Opts.ZVector = 1; |
| |
| if (Args.hasArg(OPT_pthread)) |
| Opts.POSIXThreads = 1; |
| |
| // The value-visibility mode defaults to "default". |
| if (Arg *visOpt = Args.getLastArg(OPT_fvisibility)) { |
| Opts.setValueVisibilityMode(parseVisibility(visOpt, Args, Diags)); |
| } else { |
| Opts.setValueVisibilityMode(DefaultVisibility); |
| } |
| |
| // The type-visibility mode defaults to the value-visibility mode. |
| if (Arg *typeVisOpt = Args.getLastArg(OPT_ftype_visibility)) { |
| Opts.setTypeVisibilityMode(parseVisibility(typeVisOpt, Args, Diags)); |
| } else { |
| Opts.setTypeVisibilityMode(Opts.getValueVisibilityMode()); |
| } |
| |
| if (Args.hasArg(OPT_fvisibility_inlines_hidden)) |
| Opts.InlineVisibilityHidden = 1; |
| |
| if (Args.hasArg(OPT_fvisibility_global_new_delete_hidden)) |
| Opts.GlobalAllocationFunctionVisibilityHidden = 1; |
| |
| if (Args.hasArg(OPT_fapply_global_visibility_to_externs)) |
| Opts.SetVisibilityForExternDecls = 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.MSVCCompat = Args.hasArg(OPT_fms_compatibility); |
| Opts.MicrosoftExt = Opts.MSVCCompat || Args.hasArg(OPT_fms_extensions); |
| Opts.AsmBlocks = Args.hasArg(OPT_fasm_blocks) || Opts.MicrosoftExt; |
| 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. |
| Opts.Trigraphs = !Opts.GNUMode && !Opts.MSVCCompat && !Opts.CPlusPlus17; |
| Opts.Trigraphs = |
| Args.hasFlag(OPT_ftrigraphs, OPT_fno_trigraphs, Opts.Trigraphs); |
| |
| Opts.DollarIdents = Args.hasFlag(OPT_fdollars_in_identifiers, |
| OPT_fno_dollars_in_identifiers, |
| Opts.DollarIdents); |
| Opts.PascalStrings = Args.hasArg(OPT_fpascal_strings); |
| Opts.setVtorDispMode( |
| MSVtorDispMode(getLastArgIntValue(Args, OPT_vtordisp_mode_EQ, 1, Diags))); |
| Opts.Borland = Args.hasArg(OPT_fborland_extensions); |
| Opts.WritableStrings = Args.hasArg(OPT_fwritable_strings); |
| Opts.ConstStrings = Args.hasFlag(OPT_fconst_strings, OPT_fno_const_strings, |
| Opts.ConstStrings); |
| if (Arg *A = Args.getLastArg(OPT_flax_vector_conversions_EQ)) { |
| using LaxKind = LangOptions::LaxVectorConversionKind; |
| if (auto Kind = llvm::StringSwitch<Optional<LaxKind>>(A->getValue()) |
| .Case("none", LaxKind::None) |
| .Case("integer", LaxKind::Integer) |
| .Case("all", LaxKind::All) |
| .Default(llvm::None)) |
| Opts.setLaxVectorConversions(*Kind); |
| else |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| } |
| if (Args.hasArg(OPT_fno_threadsafe_statics)) |
| Opts.ThreadsafeStatics = 0; |
| Opts.Exceptions = Args.hasArg(OPT_fexceptions); |
| Opts.IgnoreExceptions = Args.hasArg(OPT_fignore_exceptions); |
| Opts.ObjCExceptions = Args.hasArg(OPT_fobjc_exceptions); |
| Opts.CXXExceptions = Args.hasArg(OPT_fcxx_exceptions); |
| |
| // -ffixed-point |
| Opts.FixedPoint = |
| Args.hasFlag(OPT_ffixed_point, OPT_fno_fixed_point, /*Default=*/false) && |
| !Opts.CPlusPlus; |
| Opts.PaddingOnUnsignedFixedPoint = |
| Args.hasFlag(OPT_fpadding_on_unsigned_fixed_point, |
| OPT_fno_padding_on_unsigned_fixed_point, |
| /*Default=*/false) && |
| Opts.FixedPoint; |
| |
| // Handle exception personalities |
| Arg *A = Args.getLastArg( |
| options::OPT_fsjlj_exceptions, options::OPT_fseh_exceptions, |
| options::OPT_fdwarf_exceptions, options::OPT_fwasm_exceptions); |
| if (A) { |
| const Option &Opt = A->getOption(); |
| llvm::Triple T(TargetOpts.Triple); |
| if (T.isWindowsMSVCEnvironment()) |
| Diags.Report(diag::err_fe_invalid_exception_model) |
| << Opt.getName() << T.str(); |
| |
| Opts.SjLjExceptions = Opt.matches(options::OPT_fsjlj_exceptions); |
| Opts.SEHExceptions = Opt.matches(options::OPT_fseh_exceptions); |
| Opts.DWARFExceptions = Opt.matches(options::OPT_fdwarf_exceptions); |
| Opts.WasmExceptions = Opt.matches(options::OPT_fwasm_exceptions); |
| } |
| |
| Opts.ExternCNoUnwind = Args.hasArg(OPT_fexternc_nounwind); |
| Opts.TraditionalCPP = Args.hasArg(OPT_traditional_cpp); |
| |
| Opts.RTTI = Opts.CPlusPlus && !Args.hasArg(OPT_fno_rtti); |
| Opts.RTTIData = Opts.RTTI && !Args.hasArg(OPT_fno_rtti_data); |
| Opts.Blocks = Args.hasArg(OPT_fblocks) || (Opts.OpenCL |
| && Opts.OpenCLVersion == 200); |
| Opts.BlocksRuntimeOptional = Args.hasArg(OPT_fblocks_runtime_optional); |
| Opts.Coroutines = Opts.CPlusPlus20 || Args.hasArg(OPT_fcoroutines_ts); |
| |
| Opts.ConvergentFunctions = Opts.OpenCL || (Opts.CUDA && Opts.CUDAIsDevice) || |
| Args.hasArg(OPT_fconvergent_functions); |
| |
| Opts.DoubleSquareBracketAttributes = |
| Args.hasFlag(OPT_fdouble_square_bracket_attributes, |
| OPT_fno_double_square_bracket_attributes, |
| Opts.DoubleSquareBracketAttributes); |
| |
| Opts.CPlusPlusModules = Opts.CPlusPlus20; |
| Opts.ModulesTS = Args.hasArg(OPT_fmodules_ts); |
| Opts.Modules = |
| Args.hasArg(OPT_fmodules) || Opts.ModulesTS || Opts.CPlusPlusModules; |
| Opts.ModulesStrictDeclUse = Args.hasArg(OPT_fmodules_strict_decluse); |
| Opts.ModulesDeclUse = |
| Args.hasArg(OPT_fmodules_decluse) || Opts.ModulesStrictDeclUse; |
| // FIXME: We only need this in C++ modules / Modules TS if we might textually |
| // enter a different module (eg, when building a header unit). |
| Opts.ModulesLocalVisibility = |
| Args.hasArg(OPT_fmodules_local_submodule_visibility) || Opts.ModulesTS || |
| Opts.CPlusPlusModules; |
| Opts.ModulesCodegen = Args.hasArg(OPT_fmodules_codegen); |
| Opts.ModulesDebugInfo = Args.hasArg(OPT_fmodules_debuginfo); |
| Opts.ModulesSearchAll = Opts.Modules && |
| !Args.hasArg(OPT_fno_modules_search_all) && |
| Args.hasArg(OPT_fmodules_search_all); |
| Opts.ModulesErrorRecovery = !Args.hasArg(OPT_fno_modules_error_recovery); |
| Opts.ImplicitModules = !Args.hasArg(OPT_fno_implicit_modules); |
| Opts.CharIsSigned = Opts.OpenCL || !Args.hasArg(OPT_fno_signed_char); |
| Opts.WChar = Opts.CPlusPlus && !Args.hasArg(OPT_fno_wchar); |
| Opts.Char8 = Args.hasFlag(OPT_fchar8__t, OPT_fno_char8__t, Opts.CPlusPlus20); |
| if (const Arg *A = Args.getLastArg(OPT_fwchar_type_EQ)) { |
| Opts.WCharSize = llvm::StringSwitch<unsigned>(A->getValue()) |
| .Case("char", 1) |
| .Case("short", 2) |
| .Case("int", 4) |
| .Default(0); |
| if (Opts.WCharSize == 0) |
| Diags.Report(diag::err_fe_invalid_wchar_type) << A->getValue(); |
| } |
| Opts.WCharIsSigned = Args.hasFlag(OPT_fsigned_wchar, OPT_fno_signed_wchar, true); |
| Opts.ShortEnums = Args.hasArg(OPT_fshort_enums); |
| Opts.Freestanding = Args.hasArg(OPT_ffreestanding); |
| Opts.NoBuiltin = Args.hasArg(OPT_fno_builtin) || Opts.Freestanding; |
| if (!Opts.NoBuiltin) |
| getAllNoBuiltinFuncValues(Args, Opts.NoBuiltinFuncs); |
| Opts.NoMathBuiltin = Args.hasArg(OPT_fno_math_builtin); |
| Opts.RelaxedTemplateTemplateArgs = |
| Args.hasArg(OPT_frelaxed_template_template_args); |
| Opts.SizedDeallocation = Args.hasArg(OPT_fsized_deallocation); |
| Opts.AlignedAllocation = |
| Args.hasFlag(OPT_faligned_allocation, OPT_fno_aligned_allocation, |
| Opts.AlignedAllocation); |
| Opts.AlignedAllocationUnavailable = |
| Opts.AlignedAllocation && Args.hasArg(OPT_aligned_alloc_unavailable); |
| Opts.NewAlignOverride = |
| getLastArgIntValue(Args, OPT_fnew_alignment_EQ, 0, Diags); |
| if (Opts.NewAlignOverride && !llvm::isPowerOf2_32(Opts.NewAlignOverride)) { |
| Arg *A = Args.getLastArg(OPT_fnew_alignment_EQ); |
| Diags.Report(diag::err_fe_invalid_alignment) << A->getAsString(Args) |
| << A->getValue(); |
| Opts.NewAlignOverride = 0; |
| } |
| Opts.ConceptSatisfactionCaching = |
| !Args.hasArg(OPT_fno_concept_satisfaction_caching); |
| if (Args.hasArg(OPT_fconcepts_ts)) |
| Diags.Report(diag::warn_fe_concepts_ts_flag); |
| // Recovery AST still heavily relies on dependent-type machinery. |
| Opts.RecoveryAST = |
| Args.hasFlag(OPT_frecovery_ast, OPT_fno_recovery_ast, Opts.CPlusPlus); |
| Opts.RecoveryASTType = |
| Args.hasFlag(OPT_frecovery_ast_type, OPT_fno_recovery_ast_type, false); |
| Opts.HeinousExtensions = Args.hasArg(OPT_fheinous_gnu_extensions); |
| Opts.AccessControl = !Args.hasArg(OPT_fno_access_control); |
| Opts.ElideConstructors = !Args.hasArg(OPT_fno_elide_constructors); |
| Opts.MathErrno = !Opts.OpenCL && Args.hasArg(OPT_fmath_errno); |
| Opts.InstantiationDepth = |
| getLastArgIntValue(Args, OPT_ftemplate_depth, 1024, Diags); |
| Opts.ArrowDepth = |
| getLastArgIntValue(Args, OPT_foperator_arrow_depth, 256, Diags); |
| Opts.ConstexprCallDepth = |
| getLastArgIntValue(Args, OPT_fconstexpr_depth, 512, Diags); |
| Opts.ConstexprStepLimit = |
| getLastArgIntValue(Args, OPT_fconstexpr_steps, 1048576, Diags); |
| Opts.EnableNewConstInterp = |
| Args.hasArg(OPT_fexperimental_new_constant_interpreter); |
| Opts.BracketDepth = getLastArgIntValue(Args, OPT_fbracket_depth, 256, Diags); |
| Opts.DelayedTemplateParsing = Args.hasArg(OPT_fdelayed_template_parsing); |
| Opts.NumLargeByValueCopy = |
| getLastArgIntValue(Args, OPT_Wlarge_by_value_copy_EQ, 0, Diags); |
| Opts.MSBitfields = Args.hasArg(OPT_mms_bitfields); |
| Opts.ObjCConstantStringClass = |
| std::string(Args.getLastArgValue(OPT_fconstant_string_class)); |
| Opts.ObjCDefaultSynthProperties = |
| !Args.hasArg(OPT_disable_objc_default_synthesize_properties); |
| Opts.EncodeExtendedBlockSig = |
| Args.hasArg(OPT_fencode_extended_block_signature); |
| Opts.EmitAllDecls = Args.hasArg(OPT_femit_all_decls); |
| Opts.PackStruct = getLastArgIntValue(Args, OPT_fpack_struct_EQ, 0, Diags); |
| Opts.MaxTypeAlign = getLastArgIntValue(Args, OPT_fmax_type_align_EQ, 0, Diags); |
| Opts.AlignDouble = Args.hasArg(OPT_malign_double); |
| Opts.DoubleSize = getLastArgIntValue(Args, OPT_mdouble_EQ, 0, Diags); |
| Opts.LongDoubleSize = Args.hasArg(OPT_mlong_double_128) |
| ? 128 |
| : Args.hasArg(OPT_mlong_double_64) ? 64 : 0; |
| Opts.PPCIEEELongDouble = Args.hasArg(OPT_mabi_EQ_ieeelongdouble); |
| Opts.PICLevel = getLastArgIntValue(Args, OPT_pic_level, 0, Diags); |
| Opts.ROPI = Args.hasArg(OPT_fropi); |
| Opts.RWPI = Args.hasArg(OPT_frwpi); |
| Opts.PIE = Args.hasArg(OPT_pic_is_pie); |
| Opts.Static = Args.hasArg(OPT_static_define); |
| Opts.DumpRecordLayoutsSimple = Args.hasArg(OPT_fdump_record_layouts_simple); |
| Opts.DumpRecordLayouts = Opts.DumpRecordLayoutsSimple |
| || Args.hasArg(OPT_fdump_record_layouts); |
| Opts.DumpVTableLayouts = Args.hasArg(OPT_fdump_vtable_layouts); |
| Opts.SpellChecking = !Args.hasArg(OPT_fno_spell_checking); |
| Opts.NoBitFieldTypeAlign = Args.hasArg(OPT_fno_bitfield_type_align); |
| Opts.SinglePrecisionConstants = Args.hasArg(OPT_cl_single_precision_constant); |
| Opts.FastRelaxedMath = Args.hasArg(OPT_cl_fast_relaxed_math); |
| if (Opts.FastRelaxedMath) |
| Opts.setDefaultFPContractMode(LangOptions::FPM_Fast); |
| Opts.HexagonQdsp6Compat = Args.hasArg(OPT_mqdsp6_compat); |
| Opts.FakeAddressSpaceMap = Args.hasArg(OPT_ffake_address_space_map); |
| Opts.ParseUnknownAnytype = Args.hasArg(OPT_funknown_anytype); |
| Opts.DebuggerSupport = Args.hasArg(OPT_fdebugger_support); |
| Opts.DebuggerCastResultToId = Args.hasArg(OPT_fdebugger_cast_result_to_id); |
| Opts.DebuggerObjCLiteral = Args.hasArg(OPT_fdebugger_objc_literal); |
| Opts.ApplePragmaPack = Args.hasArg(OPT_fapple_pragma_pack); |
| Opts.ModuleName = std::string(Args.getLastArgValue(OPT_fmodule_name_EQ)); |
| Opts.CurrentModule = Opts.ModuleName; |
| Opts.AppExt = Args.hasArg(OPT_fapplication_extension); |
| Opts.ModuleFeatures = Args.getAllArgValues(OPT_fmodule_feature); |
| llvm::sort(Opts.ModuleFeatures); |
| Opts.NativeHalfType |= Args.hasArg(OPT_fnative_half_type); |
| Opts.NativeHalfArgsAndReturns |= Args.hasArg(OPT_fnative_half_arguments_and_returns); |
| // Enable HalfArgsAndReturns if present in Args or if NativeHalfArgsAndReturns |
| // is enabled. |
| Opts.HalfArgsAndReturns = Args.hasArg(OPT_fallow_half_arguments_and_returns) |
| | Opts.NativeHalfArgsAndReturns; |
| Opts.GNUAsm = !Args.hasArg(OPT_fno_gnu_inline_asm); |
| Opts.Cmse = Args.hasArg(OPT_mcmse); // Armv8-M Security Extensions |
| |
| // __declspec is enabled by default for the PS4 by the driver, and also |
| // enabled for Microsoft Extensions or Borland Extensions, here. |
| // |
| // FIXME: __declspec is also currently enabled for CUDA, but isn't really a |
| // CUDA extension. However, it is required for supporting |
| // __clang_cuda_builtin_vars.h, which uses __declspec(property). Once that has |
| // been rewritten in terms of something more generic, remove the Opts.CUDA |
| // term here. |
| Opts.DeclSpecKeyword = |
| Args.hasFlag(OPT_fdeclspec, OPT_fno_declspec, |
| (Opts.MicrosoftExt || Opts.Borland || Opts.CUDA)); |
| |
| if (Arg *A = Args.getLastArg(OPT_faddress_space_map_mangling_EQ)) { |
| switch (llvm::StringSwitch<unsigned>(A->getValue()) |
| .Case("target", LangOptions::ASMM_Target) |
| .Case("no", LangOptions::ASMM_Off) |
| .Case("yes", LangOptions::ASMM_On) |
| .Default(255)) { |
| default: |
| Diags.Report(diag::err_drv_invalid_value) |
| << "-faddress-space-map-mangling=" << A->getValue(); |
| break; |
| case LangOptions::ASMM_Target: |
| Opts.setAddressSpaceMapMangling(LangOptions::ASMM_Target); |
| break; |
| case LangOptions::ASMM_On: |
| Opts.setAddressSpaceMapMangling(LangOptions::ASMM_On); |
| break; |
| case LangOptions::ASMM_Off: |
| Opts.setAddressSpaceMapMangling(LangOptions::ASMM_Off); |
| break; |
| } |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_fms_memptr_rep_EQ)) { |
| LangOptions::PragmaMSPointersToMembersKind InheritanceModel = |
| llvm::StringSwitch<LangOptions::PragmaMSPointersToMembersKind>( |
| A->getValue()) |
| .Case("single", |
| LangOptions::PPTMK_FullGeneralitySingleInheritance) |
| .Case("multiple", |
| LangOptions::PPTMK_FullGeneralityMultipleInheritance) |
| .Case("virtual", |
| LangOptions::PPTMK_FullGeneralityVirtualInheritance) |
| .Default(LangOptions::PPTMK_BestCase); |
| if (InheritanceModel == LangOptions::PPTMK_BestCase) |
| Diags.Report(diag::err_drv_invalid_value) |
| << "-fms-memptr-rep=" << A->getValue(); |
| |
| Opts.setMSPointerToMemberRepresentationMethod(InheritanceModel); |
| } |
| |
| // Check for MS default calling conventions being specified. |
| if (Arg *A = Args.getLastArg(OPT_fdefault_calling_conv_EQ)) { |
| LangOptions::DefaultCallingConvention DefaultCC = |
| llvm::StringSwitch<LangOptions::DefaultCallingConvention>(A->getValue()) |
| .Case("cdecl", LangOptions::DCC_CDecl) |
| .Case("fastcall", LangOptions::DCC_FastCall) |
| .Case("stdcall", LangOptions::DCC_StdCall) |
| .Case("vectorcall", LangOptions::DCC_VectorCall) |
| .Case("regcall", LangOptions::DCC_RegCall) |
| .Default(LangOptions::DCC_None); |
| if (DefaultCC == LangOptions::DCC_None) |
| Diags.Report(diag::err_drv_invalid_value) |
| << "-fdefault-calling-conv=" << A->getValue(); |
| |
| llvm::Triple T(TargetOpts.Triple); |
| llvm::Triple::ArchType Arch = T.getArch(); |
| 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(); |
| else |
| Opts.setDefaultCallingConv(DefaultCC); |
| } |
| |
| Opts.SemanticInterposition = Args.hasArg(OPT_fsemantic_interposition); |
| // An explicit -fno-semantic-interposition infers dso_local. |
| Opts.ExplicitNoSemanticInterposition = |
| Args.hasArg(OPT_fno_semantic_interposition); |
| |
| // -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 { |
| llvm::Triple T(TargetOpts.Triple); |
| 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(options::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); |
| |
| 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) |
| << TargetOpts.Triple; |
| 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); |
| } |
| |
| // Prevent auto-widening the representation of loop counters during an |
| // OpenMP collapse clause. |
| Opts.OpenMPOptimisticCollapse = |
| Args.hasArg(options::OPT_fopenmp_optimistic_collapse) ? 1 : 0; |
| |
| // Get the OpenMP target triples if any. |
| if (Arg *A = Args.getLastArg(options::OPT_fopenmp_targets_EQ)) { |
| |
| 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.getArch() == llvm::Triple::ppc || |
| TT.getArch() == llvm::Triple::ppc64 || |
| TT.getArch() == llvm::Triple::ppc64le || |
| 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 |
| 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 support for parallel execution of target regions for OpenMP target |
| // NVPTX/AMDGCN if specified in options. |
| Opts.OpenMPCUDATargetParallel = |
| Opts.OpenMPIsDevice && (T.isNVPTX() || T.isAMDGCN()) && |
| Args.hasArg(options::OPT_fopenmp_cuda_parallel_target_regions); |
| |
| // 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); |
| |
| // Record whether the __DEPRECATED define was requested. |
| Opts.Deprecated = Args.hasFlag(OPT_fdeprecated_macro, |
| OPT_fno_deprecated_macro, |
| Opts.Deprecated); |
| |
| // 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; |
| |
| Opts.FastMath = |
| Args.hasArg(OPT_ffast_math) || Args.hasArg(OPT_cl_fast_relaxed_math); |
| Opts.FiniteMathOnly = Args.hasArg(OPT_ffinite_math_only) || |
| Args.hasArg(OPT_ffast_math) || |
| Args.hasArg(OPT_cl_finite_math_only) || |
| Args.hasArg(OPT_cl_fast_relaxed_math); |
| Opts.UnsafeFPMath = Args.hasArg(OPT_menable_unsafe_fp_math) || |
| Args.hasArg(OPT_ffast_math) || |
| Args.hasArg(OPT_cl_unsafe_math_optimizations) || |
| Args.hasArg(OPT_cl_fast_relaxed_math); |
| Opts.AllowFPReassoc = Args.hasArg(OPT_mreassociate) || |
| Args.hasArg(OPT_menable_unsafe_fp_math) || |
| Args.hasArg(OPT_ffast_math) || |
| Args.hasArg(OPT_cl_unsafe_math_optimizations) || |
| Args.hasArg(OPT_cl_fast_relaxed_math); |
| Opts.NoHonorNaNs = |
| Args.hasArg(OPT_menable_no_nans) || Args.hasArg(OPT_ffinite_math_only) || |
| Args.hasArg(OPT_ffast_math) || Args.hasArg(OPT_cl_finite_math_only) || |
| Args.hasArg(OPT_cl_fast_relaxed_math); |
| Opts.NoHonorInfs = Args.hasArg(OPT_menable_no_infinities) || |
| Args.hasArg(OPT_ffinite_math_only) || |
| Args.hasArg(OPT_ffast_math) || |
| Args.hasArg(OPT_cl_finite_math_only) || |
| Args.hasArg(OPT_cl_fast_relaxed_math); |
| Opts.NoSignedZero = Args.hasArg(OPT_fno_signed_zeros) || |
| Args.hasArg(OPT_menable_unsafe_fp_math) || |
| Args.hasArg(OPT_ffast_math) || |
| Args.hasArg(OPT_cl_no_signed_zeros) || |
| Args.hasArg(OPT_cl_unsafe_math_optimizations) || |
| Args.hasArg(OPT_cl_fast_relaxed_math); |
| Opts.AllowRecip = Args.hasArg(OPT_freciprocal_math) || |
| Args.hasArg(OPT_menable_unsafe_fp_math) || |
| Args.hasArg(OPT_ffast_math) || |
| Args.hasArg(OPT_cl_unsafe_math_optimizations) || |
| Args.hasArg(OPT_cl_fast_relaxed_math); |
| // Currently there's no clang option to enable this individually |
| Opts.ApproxFunc = Args.hasArg(OPT_menable_unsafe_fp_math) || |
| Args.hasArg(OPT_ffast_math) || |
| Args.hasArg(OPT_cl_unsafe_math_optimizations) || |
| Args.hasArg(OPT_cl_fast_relaxed_math); |
| |
| 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 |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Val; |
| } |
| |
| if (Args.hasArg(OPT_fexperimental_strict_floating_point)) |
| Opts.ExpStrictFP = true; |
| |
| auto FPRM = llvm::RoundingMode::NearestTiesToEven; |
| if (Args.hasArg(OPT_frounding_math)) { |
| FPRM = llvm::RoundingMode::Dynamic; |
| } |
| Opts.setFPRoundingMode(FPRM); |
| |
| if (Args.hasArg(OPT_ftrapping_math)) { |
| Opts.setFPExceptionMode(LangOptions::FPE_Strict); |
| } |
| |
| if (Args.hasArg(OPT_fno_trapping_math)) { |
| Opts.setFPExceptionMode(LangOptions::FPE_Ignore); |
| } |
| |
| LangOptions::FPExceptionModeKind FPEB = LangOptions::FPE_Ignore; |
| if (Arg *A = Args.getLastArg(OPT_ffp_exception_behavior_EQ)) { |
| StringRef Val = A->getValue(); |
| if (Val.equals("ignore")) |
| FPEB = LangOptions::FPE_Ignore; |
| else if (Val.equals("maytrap")) |
| FPEB = LangOptions::FPE_MayTrap; |
| else if (Val.equals("strict")) |
| FPEB = LangOptions::FPE_Strict; |
| else |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Val; |
| } |
| Opts.setFPExceptionMode(FPEB); |
| |
| Opts.RetainCommentsFromSystemHeaders = |
| Args.hasArg(OPT_fretain_comments_from_system_headers); |
| |
| unsigned SSP = getLastArgIntValue(Args, OPT_stack_protector, 0, Diags); |
| switch (SSP) { |
| default: |
| Diags.Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_stack_protector)->getAsString(Args) << SSP; |
| break; |
| case 0: Opts.setStackProtector(LangOptions::SSPOff); break; |
| case 1: Opts.setStackProtector(LangOptions::SSPOn); break; |
| case 2: Opts.setStackProtector(LangOptions::SSPStrong); break; |
| case 3: Opts.setStackProtector(LangOptions::SSPReq); break; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_ftrivial_auto_var_init)) { |
| StringRef Val = A->getValue(); |
| if (Val == "uninitialized") |
| Opts.setTrivialAutoVarInit( |
| LangOptions::TrivialAutoVarInitKind::Uninitialized); |
| else if (Val == "zero") |
| Opts.setTrivialAutoVarInit(LangOptions::TrivialAutoVarInitKind::Zero); |
| else if (Val == "pattern") |
| Opts.setTrivialAutoVarInit(LangOptions::TrivialAutoVarInitKind::Pattern); |
| else |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Val; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_ftrivial_auto_var_init_stop_after)) { |
| int Val = std::stoi(A->getValue()); |
| Opts.TrivialAutoVarInitStopAfter = Val; |
| } |
| |
| // Parse -fsanitize= arguments. |
| parseSanitizerKinds("-fsanitize=", Args.getAllArgValues(OPT_fsanitize_EQ), |
| Diags, Opts.Sanitize); |
| // -fsanitize-address-field-padding=N has to be a LangOpt, parse it here. |
| Opts.SanitizeAddressFieldPadding = |
| getLastArgIntValue(Args, OPT_fsanitize_address_field_padding, 0, Diags); |
| Opts.SanitizerBlacklistFiles = Args.getAllArgValues(OPT_fsanitize_blacklist); |
| std::vector<std::string> systemBlacklists = |
| Args.getAllArgValues(OPT_fsanitize_system_blacklist); |
| Opts.SanitizerBlacklistFiles.insert(Opts.SanitizerBlacklistFiles.end(), |
| systemBlacklists.begin(), |
| systemBlacklists.end()); |
| |
| // -fxray-instrument |
| Opts.XRayInstrument = Args.hasArg(OPT_fxray_instrument); |
| Opts.XRayAlwaysEmitCustomEvents = |
| Args.hasArg(OPT_fxray_always_emit_customevents); |
| Opts.XRayAlwaysEmitTypedEvents = |
| Args.hasArg(OPT_fxray_always_emit_typedevents); |
| |
| // -fxray-{always,never}-instrument= filenames. |
| Opts.XRayAlwaysInstrumentFiles = |
| Args.getAllArgValues(OPT_fxray_always_instrument); |
| Opts.XRayNeverInstrumentFiles = |
| Args.getAllArgValues(OPT_fxray_never_instrument); |
| Opts.XRayAttrListFiles = Args.getAllArgValues(OPT_fxray_attr_list); |
| |
| // -fforce-emit-vtables |
| Opts.ForceEmitVTables = Args.hasArg(OPT_fforce_emit_vtables); |
| |
| // -fallow-editor-placeholders |
| Opts.AllowEditorPlaceholders = Args.hasArg(OPT_fallow_editor_placeholders); |
| |
| Opts.RegisterStaticDestructors = !Args.hasArg(OPT_fno_cxx_static_destructors); |
| |
| 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 (Ver != "latest") { |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(); |
| } |
| } |
| |
| Opts.CompleteMemberPointers = Args.hasArg(OPT_fcomplete_member_pointers); |
| Opts.BuildingPCHWithObjectFile = Args.hasArg(OPT_building_pch_with_obj); |
| Opts.PCHInstantiateTemplates = Args.hasArg(OPT_fpch_instantiate_templates); |
| |
| Opts.MatrixTypes = Args.hasArg(OPT_fenable_matrix); |
| |
| Opts.MaxTokens = getLastArgIntValue(Args, OPT_fmax_tokens_EQ, 0, Diags); |
| |
| if (Arg *A = Args.getLastArg(OPT_msign_return_address_EQ)) { |
| StringRef SignScope = A->getValue(); |
| |
| if (SignScope.equals_lower("none")) |
| Opts.setSignReturnAddressScope( |
| LangOptions::SignReturnAddressScopeKind::None); |
| else if (SignScope.equals_lower("all")) |
| Opts.setSignReturnAddressScope( |
| LangOptions::SignReturnAddressScopeKind::All); |
| else if (SignScope.equals_lower("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_lower("a_key")) |
| Opts.setSignReturnAddressKey( |
| LangOptions::SignReturnAddressKeyKind::AKey); |
| else if (SignKey.equals_lower("b_key")) |
| Opts.setSignReturnAddressKey( |
| LangOptions::SignReturnAddressKeyKind::BKey); |
| else |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << SignKey; |
| } |
| } |
| } |
| |
| Opts.BranchTargetEnforcement = Args.hasArg(OPT_mbranch_target_enforce); |
| Opts.SpeculativeLoadHardening = Args.hasArg(OPT_mspeculative_load_hardening); |
| |
| Opts.CompatibilityQualifiedIdBlockParamTypeChecking = |
| Args.hasArg(OPT_fcompatibility_qualified_id_block_param_type_checking); |
| |
| Opts.RelativeCXXABIVTables = |
| Args.hasFlag(OPT_fexperimental_relative_cxx_abi_vtables, |
| OPT_fno_experimental_relative_cxx_abi_vtables, |
| /*default=*/false); |
| } |
| |
| 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 ParsePreprocessorArgs(PreprocessorOptions &Opts, ArgList &Args, |
| DiagnosticsEngine &Diags, |
| frontend::ActionKind Action) { |
| Opts.ImplicitPCHInclude = std::string(Args.getLastArgValue(OPT_include_pch)); |
| Opts.PCHWithHdrStop = Args.hasArg(OPT_pch_through_hdrstop_create) || |
| Args.hasArg(OPT_pch_through_hdrstop_use); |
| Opts.PCHWithHdrStopCreate = Args.hasArg(OPT_pch_through_hdrstop_create); |
| Opts.PCHThroughHeader = |
| std::string(Args.getLastArgValue(OPT_pch_through_header_EQ)); |
| Opts.UsePredefines = !Args.hasArg(OPT_undef); |
| Opts.DetailedRecord = Args.hasArg(OPT_detailed_preprocessing_record); |
| Opts.DisablePCHValidation = Args.hasArg(OPT_fno_validate_pch); |
| Opts.AllowPCHWithCompilerErrors = Args.hasArg(OPT_fallow_pch_with_errors); |
| |
| Opts.DumpDeserializedPCHDecls = Args.hasArg(OPT_dump_deserialized_pch_decls); |
| for (const auto *A : Args.filtered(OPT_error_on_deserialized_pch_decl)) |
| Opts.DeserializedPCHDeclsToErrorOn.insert(A->getValue()); |
| |
| 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)}); |
| } |
| |
| 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()); |
| } |
| |
| Opts.MacroIncludes = Args.getAllArgValues(OPT_imacros); |
| |
| // 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); |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_fobjc_arc_cxxlib_EQ)) { |
| StringRef Name = A->getValue(); |
| unsigned Library = llvm::StringSwitch<unsigned>(Name) |
| .Case("libc++", ARCXX_libcxx) |
| .Case("libstdc++", ARCXX_libstdcxx) |
| .Case("none", ARCXX_nolib) |
| .Default(~0U); |
| if (Library == ~0U) |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; |
| else |
| Opts.ObjCXXARCStandardLibrary = (ObjCXXARCStandardLibraryKind)Library; |
| } |
| |
| // 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; |
| |
| Opts.SetUpStaticAnalyzer = Args.hasArg(OPT_setup_static_analyzer); |
| Opts.DisablePragmaDebugCrash = Args.hasArg(OPT_disable_pragma_debug_crash); |
| } |
| |
| static void ParsePreprocessorOutputArgs(PreprocessorOutputOptions &Opts, |
| ArgList &Args, |
| frontend::ActionKind Action) { |
| if (isStrictlyPreprocessorAction(Action)) |
| Opts.ShowCPP = !Args.hasArg(OPT_dM); |
| else |
| Opts.ShowCPP = 0; |
| |
| Opts.ShowComments = Args.hasArg(OPT_C); |
| Opts.ShowLineMarkers = !Args.hasArg(OPT_P); |
| Opts.ShowMacroComments = Args.hasArg(OPT_CC); |
| Opts.ShowMacros = Args.hasArg(OPT_dM) || Args.hasArg(OPT_dD); |
| Opts.ShowIncludeDirectives = Args.hasArg(OPT_dI); |
| Opts.RewriteIncludes = Args.hasArg(OPT_frewrite_includes); |
| Opts.RewriteImports = Args.hasArg(OPT_frewrite_imports); |
| Opts.UseLineDirectives = Args.hasArg(OPT_fuse_line_directives); |
| } |
| |
| static void ParseTargetArgs(TargetOptions &Opts, ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| Opts.CodeModel = std::string(Args.getLastArgValue(OPT_mcmodel_EQ, "default")); |
| Opts.ABI = std::string(Args.getLastArgValue(OPT_target_abi)); |
| if (Arg *A = Args.getLastArg(OPT_meabi)) { |
| StringRef Value = A->getValue(); |
| llvm::EABI EABIVersion = llvm::StringSwitch<llvm::EABI>(Value) |
| .Case("default", llvm::EABI::Default) |
| .Case("4", llvm::EABI::EABI4) |
| .Case("5", llvm::EABI::EABI5) |
| .Case("gnu", llvm::EABI::GNU) |
| .Default(llvm::EABI::Unknown); |
| if (EABIVersion == llvm::EABI::Unknown) |
| Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) |
| << Value; |
| else |
| Opts.EABIVersion = EABIVersion; |
| } |
| Opts.CPU = std::string(Args.getLastArgValue(OPT_target_cpu)); |
| Opts.FPMath = std::string(Args.getLastArgValue(OPT_mfpmath)); |
| Opts.FeaturesAsWritten = Args.getAllArgValues(OPT_target_feature); |
| Opts.LinkerVersion = |
| std::string(Args.getLastArgValue(OPT_target_linker_version)); |
| Opts.OpenCLExtensionsAsWritten = Args.getAllArgValues(OPT_cl_ext_EQ); |
| Opts.ForceEnableInt128 = Args.hasArg(OPT_fforce_enable_int128); |
| Opts.NVPTXUseShortPointers = Args.hasFlag( |
| options::OPT_fcuda_short_ptr, options::OPT_fno_cuda_short_ptr, false); |
| 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; |
| } |
| } |
| |
| bool CompilerInvocation::parseSimpleArgs(const ArgList &Args, |
| DiagnosticsEngine &Diags) { |
| #define OPTION_WITH_MARSHALLING_FLAG(PREFIX_TYPE, NAME, ID, KIND, GROUP, \ |
| ALIAS, ALIASARGS, FLAGS, PARAM, HELPTEXT, \ |
| METAVAR, VALUES, SPELLING, ALWAYS_EMIT, \ |
| KEYPATH, DEFAULT_VALUE, IS_POSITIVE) \ |
| this->KEYPATH = Args.hasArg(OPT_##ID) && IS_POSITIVE; |
| |
| #define OPTION_WITH_MARSHALLING_STRING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| TYPE, NORMALIZER, DENORMALIZER, TABLE_INDEX) \ |
| { \ |
| if (auto MaybeValue = NORMALIZER(OPT_##ID, TABLE_INDEX, Args, Diags)) \ |
| this->KEYPATH = static_cast<TYPE>(*MaybeValue); \ |
| else \ |
| this->KEYPATH = DEFAULT_VALUE; \ |
| } |
| |
| #include "clang/Driver/Options.inc" |
| #undef OPTION_WITH_MARSHALLING_STRING |
| #undef OPTION_WITH_MARSHALLING_FLAG |
| return true; |
| } |
| |
| bool CompilerInvocation::CreateFromArgs(CompilerInvocation &Res, |
| ArrayRef<const char *> CommandLineArgs, |
| DiagnosticsEngine &Diags, |
| const char *Argv0) { |
| bool Success = true; |
| |
| // 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; |
| Success = false; |
| } |
| |
| // 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; |
| Success = false; |
| } |
| |
| Success &= Res.parseSimpleArgs(Args, Diags); |
| |
| llvm::sys::Process::UseANSIEscapeCodes( |
| Res.DiagnosticOpts->UseANSIEscapeCodes); |
| |
| Success &= ParseAnalyzerArgs(*Res.getAnalyzerOpts(), Args, Diags); |
| Success &= ParseMigratorArgs(Res.getMigratorOpts(), Args); |
| ParseDependencyOutputArgs(Res.getDependencyOutputOpts(), Args); |
| if (!Res.getDependencyOutputOpts().OutputFile.empty() && |
| Res.getDependencyOutputOpts().Targets.empty()) { |
| Diags.Report(diag::err_fe_dependency_file_requires_MT); |
| Success = false; |
| } |
| Success &= ParseDiagnosticArgs(Res.getDiagnosticOpts(), Args, &Diags, |
| /*DefaultDiagColor=*/false); |
| ParseCommentArgs(LangOpts.CommentOpts, Args); |
| ParseFileSystemArgs(Res.getFileSystemOpts(), Args); |
| // FIXME: We shouldn't have to pass the DashX option around here |
| InputKind DashX = ParseFrontendArgs(Res.getFrontendOpts(), Args, Diags, |
| LangOpts.IsHeaderFile); |
| ParseTargetArgs(Res.getTargetOpts(), Args, Diags); |
| Success &= ParseCodeGenArgs(Res.getCodeGenOpts(), Args, DashX, Diags, |
| Res.getTargetOpts(), Res.getFrontendOpts()); |
| ParseHeaderSearchArgs(Res.getHeaderSearchOpts(), Args, |
| Res.getFileSystemOpts().WorkingDir); |
| llvm::Triple T(Res.getTargetOpts().Triple); |
| if (DashX.getFormat() == InputKind::Precompiled || |
| DashX.getLanguage() == Language::LLVM_IR) { |
| // ObjCAAutoRefCount and Sanitize LangOpts are used to setup the |
| // PassManager in BackendUtil.cpp. They need to be initializd no matter |
| // what the input type is. |
| if (Args.hasArg(OPT_fobjc_arc)) |
| LangOpts.ObjCAutoRefCount = 1; |
| // PIClevel and PIELevel are needed during code generation and this should be |
| // set regardless of the input type. |
| LangOpts.PICLevel = getLastArgIntValue(Args, OPT_pic_level, 0, Diags); |
| LangOpts.PIE = Args.hasArg(OPT_pic_is_pie); |
| parseSanitizerKinds("-fsanitize=", Args.getAllArgValues(OPT_fsanitize_EQ), |
| Diags, LangOpts.Sanitize); |
| } else { |
| // Other LangOpts are only initialized when the input is not AST or LLVM IR. |
| // FIXME: Should we really be calling this for an Language::Asm input? |
| ParseLangArgs(LangOpts, Args, DashX, Res.getTargetOpts(), |
| Res.getPreprocessorOpts(), Diags); |
| if (Res.getFrontendOpts().ProgramAction == frontend::RewriteObjC) |
| LangOpts.ObjCExceptions = 1; |
| if (T.isOSDarwin() && DashX.isPreprocessed()) { |
| // Supress the darwin-specific 'stdlibcxx-not-found' diagnostic for |
| // preprocessed input as we don't expect it to be used with -std=libc++ |
| // anyway. |
| Res.getDiagnosticOpts().Warnings.push_back("no-stdlibcxx-not-found"); |
| } |
| } |
| |
| if (Diags.isIgnored(diag::warn_profile_data_misexpect, SourceLocation())) |
| Res.FrontendOpts.LLVMArgs.push_back("-pgo-warn-misexpect"); |
| |
| LangOpts.FunctionAlignment = |
| getLastArgIntValue(Args, OPT_function_alignment, 0, Diags); |
| |
| 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; |
| |
| // 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); |
| ParsePreprocessorOutputArgs(Res.getPreprocessorOutputOpts(), Args, |
| Res.getFrontendOpts().ProgramAction); |
| |
| // Turn on -Wspir-compat for SPIR target. |
| if (T.isSPIR()) |
| Res.getDiagnosticOpts().Warnings.push_back("spir-compat"); |
| |
| // 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; |
| |
| return Success; |
| } |
| |
| std::string CompilerInvocation::getModuleHash() const { |
| // Note: For QoI reasons, the things we use as a hash here should all be |
| // dumped via the -module-info flag. |
| using llvm::hash_code; |
| using llvm::hash_value; |
| using llvm::hash_combine; |
| using llvm::hash_combine_range; |
| |
| // Start the signature with the compiler version. |
| // FIXME: We'd rather use something more cryptographically sound than |
| // CityHash, but this will do for now. |
| hash_code code = hash_value(getClangFullRepositoryVersion()); |
| |
| // Also include the serialization version, in case LLVM_APPEND_VC_REV is off |
| // and getClangFullRepositoryVersion() doesn't include git revision. |
| code = hash_combine(code, serialization::VERSION_MAJOR, |
| serialization::VERSION_MINOR); |
| |
| // Extend the signature with the language options |
| #define LANGOPT(Name, Bits, Default, Description) \ |
| code = hash_combine(code, LangOpts->Name); |
| #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ |
| code = hash_combine(code, 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" |
| |
| for (StringRef Feature : LangOpts->ModuleFeatures) |
| code = hash_combine(code, Feature); |
| |
| code = hash_combine(code, LangOpts->ObjCRuntime); |
| const auto &BCN = LangOpts->CommentOpts.BlockCommandNames; |
| code = hash_combine(code, hash_combine_range(BCN.begin(), BCN.end())); |
| |
| // Extend the signature with the target options. |
| code = hash_combine(code, TargetOpts->Triple, TargetOpts->CPU, |
| TargetOpts->ABI); |
| for (const auto &FeatureAsWritten : TargetOpts->FeaturesAsWritten) |
| code = hash_combine(code, FeatureAsWritten); |
| |
| // Extend the signature with preprocessor options. |
| const PreprocessorOptions &ppOpts = getPreprocessorOpts(); |
| const HeaderSearchOptions &hsOpts = getHeaderSearchOpts(); |
| code = hash_combine(code, ppOpts.UsePredefines, ppOpts.DetailedRecord); |
| |
| for (const auto &I : 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 = I.first; |
| if (hsOpts.ModulesIgnoreMacros.count( |
| llvm::CachedHashString(MacroDef.split('=').first))) |
| continue; |
| } |
| |
| code = hash_combine(code, I.first, I.second); |
| } |
| |
| // Extend the signature with the sysroot and other header search options. |
| code = hash_combine(code, hsOpts.Sysroot, |
| hsOpts.ModuleFormat, |
| hsOpts.UseDebugInfo, |
| hsOpts.UseBuiltinIncludes, |
| hsOpts.UseStandardSystemIncludes, |
| hsOpts.UseStandardCXXIncludes, |
| hsOpts.UseLibcxx, |
| hsOpts.ModulesValidateDiagnosticOptions); |
| code = hash_combine(code, hsOpts.ResourceDir); |
| |
| if (hsOpts.ModulesStrictContextHash) { |
| hash_code SHPC = hash_combine_range(hsOpts.SystemHeaderPrefixes.begin(), |
| hsOpts.SystemHeaderPrefixes.end()); |
| hash_code UEC = hash_combine_range(hsOpts.UserEntries.begin(), |
| hsOpts.UserEntries.end()); |
| code = hash_combine(code, hsOpts.SystemHeaderPrefixes.size(), SHPC, |
| hsOpts.UserEntries.size(), UEC); |
| |
| const DiagnosticOptions &diagOpts = getDiagnosticOpts(); |
| #define DIAGOPT(Name, Bits, Default) \ |
| code = hash_combine(code, diagOpts.Name); |
| #define ENUM_DIAGOPT(Name, Type, Bits, Default) \ |
| code = hash_combine(code, diagOpts.get##Name()); |
| #include "clang/Basic/DiagnosticOptions.def" |
| #undef DIAGOPT |
| #undef ENUM_DIAGOPT |
| } |
| |
| // Extend the signature with the user build path. |
| code = hash_combine(code, hsOpts.ModuleUserBuildPath); |
| |
| // Extend the signature with the module file extensions. |
| const FrontendOptions &frontendOpts = getFrontendOpts(); |
| for (const auto &ext : frontendOpts.ModuleFileExtensions) { |
| code = ext->hashExtension(code); |
| } |
| |
| // When compiling with -gmodules, also hash -fdebug-prefix-map as it |
| // affects the debug info in the PCM. |
| if (getCodeGenOpts().DebugTypeExtRefs) |
| for (const auto &KeyValue : getCodeGenOpts().DebugPrefixMap) |
| code = hash_combine(code, KeyValue.first, KeyValue.second); |
| |
| // 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()) |
| code = hash_combine(code, SanHash.Mask); |
| |
| return llvm::APInt(64, code).toString(36, /*Signed=*/false); |
| } |
| |
| void CompilerInvocation::generateCC1CommandLine( |
| SmallVectorImpl<const char *> &Args, StringAllocator SA) const { |
| #define OPTION_WITH_MARSHALLING_FLAG(PREFIX_TYPE, NAME, ID, KIND, GROUP, \ |
| ALIAS, ALIASARGS, FLAGS, PARAM, HELPTEXT, \ |
| METAVAR, VALUES, SPELLING, ALWAYS_EMIT, \ |
| KEYPATH, DEFAULT_VALUE, IS_POSITIVE) \ |
| if ((FLAGS) & options::CC1Option && \ |
| (ALWAYS_EMIT || this->KEYPATH != DEFAULT_VALUE)) \ |
| Args.push_back(SPELLING); |
| |
| #define OPTION_WITH_MARSHALLING_STRING( \ |
| PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \ |
| HELPTEXT, METAVAR, VALUES, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \ |
| NORMALIZER_RET_TY, NORMALIZER, DENORMALIZER, TABLE_INDEX) \ |
| if (((FLAGS) & options::CC1Option) && \ |
| (ALWAYS_EMIT || this->KEYPATH != DEFAULT_VALUE)) { \ |
| if (Option::KIND##Class == Option::SeparateClass) { \ |
| Args.push_back(SPELLING); \ |
| Args.push_back(DENORMALIZER(SA, TABLE_INDEX, this->KEYPATH)); \ |
| } \ |
| } |
| |
| #include "clang/Driver/Options.inc" |
| #undef OPTION_WITH_MARSHALLING_STRING |
| #undef OPTION_WITH_MARSHALLING_FLAG |
| } |
| |
| namespace clang { |
| |
| IntrusiveRefCntPtr<llvm::vfs::FileSystem> |
| createVFSFromCompilerInvocation(const CompilerInvocation &CI, |
| DiagnosticsEngine &Diags) { |
| return createVFSFromCompilerInvocation(CI, Diags, |
| llvm::vfs::getRealFileSystem()); |
| } |
| |
| IntrusiveRefCntPtr<llvm::vfs::FileSystem> 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; |
| } |
| |
| } // namespace clang |