| //===--- CompilerInvocation.cpp -------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "clang/Frontend/CompilerInvocation.h" |
| #include "clang/Basic/Diagnostic.h" |
| #include "clang/Basic/Version.h" |
| #include "clang/Driver/Arg.h" |
| #include "clang/Driver/ArgList.h" |
| #include "clang/Driver/CC1Options.h" |
| #include "clang/Driver/DriverDiagnostic.h" |
| #include "clang/Driver/OptTable.h" |
| #include "clang/Driver/Option.h" |
| #include "clang/Frontend/CompilerInvocation.h" |
| #include "clang/Frontend/LangStandard.h" |
| #include "clang/Frontend/PCHReader.h" |
| #include "llvm/ADT/OwningPtr.h" |
| #include "llvm/ADT/SmallVector.h" |
| #include "llvm/ADT/StringExtras.h" |
| #include "llvm/ADT/StringSwitch.h" |
| #include "llvm/Support/ErrorHandling.h" |
| #include "llvm/System/Host.h" |
| #include "llvm/System/Path.h" |
| using namespace clang; |
| |
| static const char *getAnalysisName(Analyses Kind) { |
| switch (Kind) { |
| default: |
| llvm::llvm_unreachable("Unknown analysis store!"); |
| #define ANALYSIS(NAME, CMDFLAG, DESC, SCOPE)\ |
| case NAME: return "-" CMDFLAG; |
| #include "clang/Frontend/Analyses.def" |
| } |
| } |
| |
| static const char *getAnalysisStoreName(AnalysisStores Kind) { |
| switch (Kind) { |
| default: |
| llvm::llvm_unreachable("Unknown analysis store!"); |
| #define ANALYSIS_STORE(NAME, CMDFLAG, DESC, CREATFN) \ |
| case NAME##Model: return CMDFLAG; |
| #include "clang/Frontend/Analyses.def" |
| } |
| } |
| |
| static const char *getAnalysisConstraintName(AnalysisConstraints Kind) { |
| switch (Kind) { |
| default: |
| llvm::llvm_unreachable("Unknown analysis constraints!"); |
| #define ANALYSIS_CONSTRAINTS(NAME, CMDFLAG, DESC, CREATFN) \ |
| case NAME##Model: return CMDFLAG; |
| #include "clang/Frontend/Analyses.def" |
| } |
| } |
| |
| static const char *getAnalysisDiagClientName(AnalysisDiagClients Kind) { |
| switch (Kind) { |
| default: |
| llvm::llvm_unreachable("Unknown analysis client!"); |
| #define ANALYSIS_DIAGNOSTICS(NAME, CMDFLAG, DESC, CREATFN, AUTOCREATE) \ |
| case PD_##NAME: return CMDFLAG; |
| #include "clang/Frontend/Analyses.def" |
| } |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Serialization (to args) |
| //===----------------------------------------------------------------------===// |
| |
| static void AnalyzerOptsToArgs(const AnalyzerOptions &Opts, |
| std::vector<std::string> &Res) { |
| for (unsigned i = 0, e = Opts.AnalysisList.size(); i != e; ++i) |
| Res.push_back(getAnalysisName(Opts.AnalysisList[i])); |
| if (Opts.AnalysisStoreOpt != BasicStoreModel) { |
| Res.push_back("-analyzer-store"); |
| Res.push_back(getAnalysisStoreName(Opts.AnalysisStoreOpt)); |
| } |
| if (Opts.AnalysisConstraintsOpt != RangeConstraintsModel) { |
| Res.push_back("-analyzer-constraints"); |
| Res.push_back(getAnalysisConstraintName(Opts.AnalysisConstraintsOpt)); |
| } |
| if (Opts.AnalysisDiagOpt != PD_HTML) { |
| Res.push_back("-analyzer-output"); |
| Res.push_back(getAnalysisDiagClientName(Opts.AnalysisDiagOpt)); |
| } |
| if (!Opts.AnalyzeSpecificFunction.empty()) { |
| Res.push_back("-analyze-function"); |
| Res.push_back(Opts.AnalyzeSpecificFunction); |
| } |
| if (Opts.AnalyzeAll) |
| Res.push_back("-analyzer-opt-analyze-headers"); |
| if (Opts.AnalyzerDisplayProgress) |
| Res.push_back("-analyzer-display-progress"); |
| if (Opts.EagerlyAssume) |
| Res.push_back("-analyzer-eagerly-assume"); |
| if (!Opts.PurgeDead) |
| Res.push_back("-analyzer-no-purge-dead"); |
| if (Opts.TrimGraph) |
| Res.push_back("-trim-egraph"); |
| if (Opts.VisualizeEGDot) |
| Res.push_back("-analyzer-viz-egraph-graphviz"); |
| if (Opts.VisualizeEGDot) |
| Res.push_back("-analyzer-viz-egraph-ubigraph"); |
| if (Opts.EnableExperimentalChecks) |
| Res.push_back("-analyzer-experimental-checks"); |
| if (Opts.EnableExperimentalInternalChecks) |
| Res.push_back("-analyzer-experimental-internal-checks"); |
| } |
| |
| static void CodeGenOptsToArgs(const CodeGenOptions &Opts, |
| std::vector<std::string> &Res) { |
| if (Opts.DebugInfo) |
| Res.push_back("-g"); |
| if (Opts.DisableLLVMOpts) |
| Res.push_back("-disable-llvm-optzns"); |
| if (Opts.DisableRedZone) |
| Res.push_back("-disable-red-zone"); |
| if (!Opts.MergeAllConstants) |
| Res.push_back("-fno-merge-all-constants"); |
| if (Opts.NoCommon) |
| Res.push_back("-fno-common"); |
| if (Opts.NoImplicitFloat) |
| Res.push_back("-no-implicit-float"); |
| if (Opts.OptimizeSize) { |
| assert(Opts.OptimizationLevel == 2 && "Invalid options!"); |
| Res.push_back("-Os"); |
| } else if (Opts.OptimizationLevel != 0) |
| Res.push_back("-O" + llvm::utostr(Opts.OptimizationLevel)); |
| if (!Opts.MainFileName.empty()) { |
| Res.push_back("-main-file-name"); |
| Res.push_back(Opts.MainFileName); |
| } |
| // SimplifyLibCalls is only derived. |
| // TimePasses is only derived. |
| // UnitAtATime is unused. |
| // UnrollLoops is only derived. |
| // VerifyModule is only derived. |
| // Inlining is only derived. |
| |
| if (Opts.AsmVerbose) |
| Res.push_back("-masm-verbose"); |
| if (!Opts.CodeModel.empty()) { |
| Res.push_back("-mcode-model"); |
| Res.push_back(Opts.CodeModel); |
| } |
| if (!Opts.DebugPass.empty()) { |
| Res.push_back("-mdebug-pass"); |
| Res.push_back(Opts.DebugPass); |
| } |
| if (Opts.DisableFPElim) |
| Res.push_back("-mdisable-fp-elim"); |
| if (!Opts.FloatABI.empty()) { |
| Res.push_back("-mfloat-abi"); |
| Res.push_back(Opts.FloatABI); |
| } |
| if (!Opts.LimitFloatPrecision.empty()) { |
| Res.push_back("-mlimit-float-precision"); |
| Res.push_back(Opts.LimitFloatPrecision); |
| } |
| if (Opts.NoZeroInitializedInBSS) |
| Res.push_back("-mno-zero-initialized-bss"); |
| if (Opts.SoftFloat) |
| Res.push_back("-msoft-float"); |
| if (Opts.UnwindTables) |
| Res.push_back("-munwind-tables"); |
| if (Opts.RelocationModel != "pic") { |
| Res.push_back("-mrelocation-model"); |
| Res.push_back(Opts.RelocationModel); |
| } |
| } |
| |
| static void DependencyOutputOptsToArgs(const DependencyOutputOptions &Opts, |
| std::vector<std::string> &Res) { |
| if (Opts.IncludeSystemHeaders) |
| Res.push_back("-sys-header-deps"); |
| if (Opts.UsePhonyTargets) |
| Res.push_back("-MP"); |
| if (!Opts.OutputFile.empty()) { |
| Res.push_back("-dependency-file"); |
| Res.push_back(Opts.OutputFile); |
| } |
| for (unsigned i = 0, e = Opts.Targets.size(); i != e; ++i) { |
| Res.push_back("-MT"); |
| Res.push_back(Opts.Targets[i]); |
| } |
| } |
| |
| static void DiagnosticOptsToArgs(const DiagnosticOptions &Opts, |
| std::vector<std::string> &Res) { |
| if (Opts.IgnoreWarnings) |
| Res.push_back("-w"); |
| if (Opts.NoRewriteMacros) |
| Res.push_back("-Wno-rewrite-macros"); |
| if (Opts.Pedantic) |
| Res.push_back("-pedantic"); |
| if (Opts.PedanticErrors) |
| Res.push_back("-pedantic-errors"); |
| if (!Opts.ShowColumn) |
| Res.push_back("-fno-show-column"); |
| if (!Opts.ShowLocation) |
| Res.push_back("-fno-show-source-location"); |
| if (!Opts.ShowCarets) |
| Res.push_back("-fno-caret-diagnostics"); |
| if (!Opts.ShowFixits) |
| Res.push_back("-fno-diagnostics-fixit-info"); |
| if (Opts.ShowSourceRanges) |
| Res.push_back("-fdiagnostics-print-source-range-info"); |
| if (Opts.ShowColors) |
| Res.push_back("-fcolor-diagnostics"); |
| if (Opts.VerifyDiagnostics) |
| Res.push_back("-verify"); |
| if (Opts.ShowOptionNames) |
| Res.push_back("-fdiagnostics-show-option"); |
| if (Opts.MessageLength) { |
| Res.push_back("-fmessage-length"); |
| Res.push_back(llvm::utostr(Opts.MessageLength)); |
| } |
| if (!Opts.DumpBuildInformation.empty()) { |
| Res.push_back("-dump-build-information"); |
| Res.push_back(Opts.DumpBuildInformation); |
| } |
| for (unsigned i = 0, e = Opts.Warnings.size(); i != e; ++i) |
| Res.push_back("-W" + Opts.Warnings[i]); |
| } |
| |
| static const char *getInputKindName(FrontendOptions::InputKind Kind) { |
| switch (Kind) { |
| case FrontendOptions::IK_None: break; |
| case FrontendOptions::IK_AST: return "ast"; |
| case FrontendOptions::IK_Asm: return "assembler-with-cpp"; |
| case FrontendOptions::IK_C: return "c"; |
| case FrontendOptions::IK_CXX: return "c++"; |
| case FrontendOptions::IK_ObjC: return "objective-c"; |
| case FrontendOptions::IK_ObjCXX: return "objective-c++"; |
| case FrontendOptions::IK_OpenCL: return "cl"; |
| case FrontendOptions::IK_PreprocessedC: return "cpp-output"; |
| case FrontendOptions::IK_PreprocessedCXX: return "c++-cpp-output"; |
| case FrontendOptions::IK_PreprocessedObjC: return "objective-c-cpp-output"; |
| case FrontendOptions::IK_PreprocessedObjCXX:return "objective-c++-cpp-output"; |
| } |
| |
| llvm::llvm_unreachable("Unexpected language kind!"); |
| return 0; |
| } |
| |
| static const char *getActionName(frontend::ActionKind Kind) { |
| switch (Kind) { |
| case frontend::PluginAction: |
| case frontend::InheritanceView: |
| llvm::llvm_unreachable("Invalid kind!"); |
| |
| case frontend::ASTDump: return "-ast-dump"; |
| case frontend::ASTPrint: return "-ast-print"; |
| case frontend::ASTPrintXML: return "-ast-print-xml"; |
| case frontend::ASTView: return "-ast-view"; |
| case frontend::DumpRawTokens: return "-dump-raw-tokens"; |
| case frontend::DumpRecordLayouts: return "-dump-record-layouts"; |
| case frontend::DumpTokens: return "-dump-tokens"; |
| case frontend::EmitAssembly: return "-S"; |
| case frontend::EmitBC: return "-emit-llvm-bc"; |
| case frontend::EmitHTML: return "-emit-html"; |
| case frontend::EmitLLVM: return "-emit-llvm"; |
| case frontend::EmitLLVMOnly: return "-emit-llvm-only"; |
| case frontend::FixIt: return "-fixit"; |
| case frontend::GeneratePCH: return "-emit-pch"; |
| case frontend::GeneratePTH: return "-emit-pth"; |
| case frontend::ParseNoop: return "-parse-noop"; |
| case frontend::ParsePrintCallbacks: return "-parse-print-callbacks"; |
| case frontend::ParseSyntaxOnly: return "-fsyntax-only"; |
| case frontend::PrintDeclContext: return "-print-decl-contexts"; |
| case frontend::PrintPreprocessedInput: return "-E"; |
| case frontend::RewriteBlocks: return "-rewrite-blocks"; |
| case frontend::RewriteMacros: return "-rewrite-macros"; |
| case frontend::RewriteObjC: return "-rewrite-objc"; |
| case frontend::RewriteTest: return "-rewrite-test"; |
| case frontend::RunAnalysis: return "-analyze"; |
| case frontend::RunPreprocessorOnly: return "-Eonly"; |
| } |
| |
| llvm::llvm_unreachable("Unexpected language kind!"); |
| return 0; |
| } |
| |
| static void FrontendOptsToArgs(const FrontendOptions &Opts, |
| std::vector<std::string> &Res) { |
| if (!Opts.DebugCodeCompletionPrinter) |
| Res.push_back("-no-code-completion-debug-printer"); |
| if (Opts.DisableFree) |
| Res.push_back("-disable-free"); |
| if (Opts.EmptyInputOnly) |
| Res.push_back("-empty-input-only"); |
| if (Opts.RelocatablePCH) |
| Res.push_back("-relocatable-pch"); |
| if (Opts.ShowMacrosInCodeCompletion) |
| Res.push_back("-code-completion-macros"); |
| if (Opts.ShowStats) |
| Res.push_back("-print-stats"); |
| if (Opts.ShowTimers) |
| Res.push_back("-ftime-report"); |
| |
| bool NeedLang = false; |
| for (unsigned i = 0, e = Opts.Inputs.size(); i != e; ++i) |
| if (FrontendOptions::getInputKindForExtension(Opts.Inputs[i].second) != |
| Opts.Inputs[i].first) |
| NeedLang = true; |
| if (NeedLang) { |
| Res.push_back("-x"); |
| Res.push_back(getInputKindName(Opts.Inputs[0].first)); |
| } |
| for (unsigned i = 0, e = Opts.Inputs.size(); i != e; ++i) { |
| assert((!NeedLang || Opts.Inputs[i].first == Opts.Inputs[0].first) && |
| "Unable to represent this input vector!"); |
| Res.push_back(Opts.Inputs[i].second); |
| } |
| |
| if (!Opts.OutputFile.empty()) { |
| Res.push_back("-o"); |
| Res.push_back(Opts.OutputFile); |
| } |
| if (!Opts.ViewClassInheritance.empty()) { |
| Res.push_back("-cxx-inheritance-view"); |
| Res.push_back(Opts.ViewClassInheritance); |
| } |
| for (unsigned i = 0, e = Opts.FixItLocations.size(); i != e; ++i) { |
| Res.push_back("-fixit-at"); |
| Res.push_back(Opts.FixItLocations[i].FileName + ":" + |
| llvm::utostr(Opts.FixItLocations[i].Line) + ":" + |
| llvm::utostr(Opts.FixItLocations[i].Column)); |
| } |
| if (!Opts.CodeCompletionAt.FileName.empty()) { |
| Res.push_back("-code-completion-at"); |
| Res.push_back(Opts.CodeCompletionAt.FileName + ":" + |
| llvm::utostr(Opts.CodeCompletionAt.Line) + ":" + |
| llvm::utostr(Opts.CodeCompletionAt.Column)); |
| } |
| if (Opts.ProgramAction != frontend::InheritanceView && |
| Opts.ProgramAction != frontend::PluginAction) |
| Res.push_back(getActionName(Opts.ProgramAction)); |
| if (!Opts.ActionName.empty()) { |
| Res.push_back("-plugin"); |
| Res.push_back(Opts.ActionName); |
| } |
| } |
| |
| static void HeaderSearchOptsToArgs(const HeaderSearchOptions &Opts, |
| std::vector<std::string> &Res) { |
| if (Opts.Sysroot != "/") { |
| Res.push_back("-isysroot"); |
| Res.push_back(Opts.Sysroot); |
| } |
| |
| /// User specified include entries. |
| for (unsigned i = 0, e = Opts.UserEntries.size(); i != e; ++i) { |
| const HeaderSearchOptions::Entry &E = Opts.UserEntries[i]; |
| if (E.IsFramework && (E.Group != frontend::Angled || !E.IsUserSupplied)) |
| llvm::llvm_report_error("Invalid option set!"); |
| if (E.IsUserSupplied) { |
| if (E.Group == frontend::After) { |
| Res.push_back("-idirafter"); |
| } else if (E.Group == frontend::Quoted) { |
| Res.push_back("-iquote"); |
| } else if (E.Group == frontend::System) { |
| Res.push_back("-isystem"); |
| } else { |
| assert(E.Group == frontend::Angled && "Invalid group!"); |
| Res.push_back(E.IsFramework ? "-F" : "-I"); |
| } |
| } else { |
| if (E.Group != frontend::Angled && E.Group != frontend::System) |
| llvm::llvm_report_error("Invalid option set!"); |
| Res.push_back(E.Group == frontend::Angled ? "-iwithprefixbefore" : |
| "-iwithprefix"); |
| } |
| Res.push_back(E.Path); |
| } |
| |
| if (!Opts.EnvIncPath.empty()) { |
| // FIXME: Provide an option for this, and move env detection to driver. |
| llvm::llvm_report_error("Not yet implemented!"); |
| } |
| if (!Opts.CEnvIncPath.empty()) { |
| // FIXME: Provide an option for this, and move env detection to driver. |
| llvm::llvm_report_error("Not yet implemented!"); |
| } |
| if (!Opts.ObjCEnvIncPath.empty()) { |
| // FIXME: Provide an option for this, and move env detection to driver. |
| llvm::llvm_report_error("Not yet implemented!"); |
| } |
| if (!Opts.CXXEnvIncPath.empty()) { |
| // FIXME: Provide an option for this, and move env detection to driver. |
| llvm::llvm_report_error("Not yet implemented!"); |
| } |
| if (!Opts.ObjCXXEnvIncPath.empty()) { |
| // FIXME: Provide an option for this, and move env detection to driver. |
| llvm::llvm_report_error("Not yet implemented!"); |
| } |
| if (!Opts.BuiltinIncludePath.empty()) { |
| // FIXME: Provide an option for this, and move to driver. |
| } |
| if (!Opts.UseStandardIncludes) |
| Res.push_back("-nostdinc"); |
| if (Opts.Verbose) |
| Res.push_back("-v"); |
| } |
| |
| static void LangOptsToArgs(const LangOptions &Opts, |
| std::vector<std::string> &Res) { |
| LangOptions DefaultLangOpts; |
| |
| // FIXME: Need to set -std to get all the implicit options. |
| |
| // FIXME: We want to only pass options relative to the defaults, which |
| // requires constructing a target. :( |
| // |
| // It would be better to push the all target specific choices into the driver, |
| // so that everything below that was more uniform. |
| |
| if (Opts.Trigraphs) |
| Res.push_back("-trigraphs"); |
| // Implicit based on the input kind: |
| // AsmPreprocessor, CPlusPlus, ObjC1, ObjC2, OpenCL |
| // Implicit based on the input language standard: |
| // BCPLComment, C99, CPlusPlus0x, Digraphs, GNUInline, ImplicitInt, GNUMode |
| if (Opts.DollarIdents) |
| Res.push_back("-fdollars-in-identifiers"); |
| if (Opts.Microsoft) |
| Res.push_back("-fms-extensions=1"); |
| if (Opts.ObjCNonFragileABI) |
| Res.push_back("-fobjc-nonfragile-abi"); |
| // NoInline is implicit. |
| if (!Opts.CXXOperatorNames) |
| Res.push_back("-fno-operator-names"); |
| if (Opts.PascalStrings) |
| Res.push_back("-fpascal-strings"); |
| if (Opts.WritableStrings) |
| Res.push_back("-fwritable-strings"); |
| if (!Opts.LaxVectorConversions) |
| Res.push_back("-fno-lax-vector-conversions"); |
| if (Opts.AltiVec) |
| Res.push_back("-faltivec"); |
| if (Opts.Exceptions) |
| Res.push_back("-fexceptions"); |
| if (!Opts.RTTI) |
| Res.push_back("-fno-rtti"); |
| if (!Opts.NeXTRuntime) |
| Res.push_back("-fgnu-runtime"); |
| if (Opts.Freestanding) |
| Res.push_back("-ffreestanding"); |
| if (Opts.NoBuiltin) |
| Res.push_back("-fno-builtin"); |
| if (Opts.ThreadsafeStatics) |
| llvm::llvm_report_error("FIXME: Not yet implemented!"); |
| if (Opts.POSIXThreads) |
| Res.push_back("-pthread"); |
| if (Opts.Blocks) |
| Res.push_back("-fblocks"); |
| if (Opts.EmitAllDecls) |
| Res.push_back("-femit-all-decls"); |
| if (!Opts.MathErrno) |
| Res.push_back("-fno-math-errno"); |
| if (Opts.OverflowChecking) |
| Res.push_back("-ftrapv"); |
| if (Opts.HeinousExtensions) |
| Res.push_back("-fheinous-gnu-extensions"); |
| // Optimize is implicit. |
| // OptimizeSize is implicit. |
| if (Opts.Static) |
| Res.push_back("-static-define"); |
| if (Opts.PICLevel) { |
| Res.push_back("-pic-level"); |
| Res.push_back(llvm::utostr(Opts.PICLevel)); |
| } |
| if (Opts.ObjCGCBitmapPrint) |
| Res.push_back("-print-ivar-layout"); |
| // FIXME: Don't forget to update when the default changes! |
| if (Opts.AccessControl) |
| Res.push_back("-faccess-control"); |
| if (!Opts.CharIsSigned) |
| Res.push_back("-fno-signed-char"); |
| if (Opts.ShortWChar) |
| Res.push_back("-fshort-wchar"); |
| if (!Opts.ElideConstructors) |
| Res.push_back("-fno-elide-constructors"); |
| if (Opts.getGCMode() != LangOptions::NonGC) { |
| if (Opts.getGCMode() == LangOptions::HybridGC) { |
| Res.push_back("-fobjc-gc"); |
| } else { |
| assert(Opts.getGCMode() == LangOptions::GCOnly && "Invalid GC mode!"); |
| Res.push_back("-fobjc-gc-only"); |
| } |
| } |
| if (Opts.getVisibilityMode() != LangOptions::Default) { |
| Res.push_back("-fvisibility"); |
| if (Opts.getVisibilityMode() == LangOptions::Hidden) { |
| Res.push_back("hidden"); |
| } else { |
| assert(Opts.getVisibilityMode() == LangOptions::Protected && |
| "Invalid visibility!"); |
| Res.push_back("protected"); |
| } |
| } |
| if (Opts.getStackProtectorMode() != 0) { |
| Res.push_back("-stack-protector"); |
| Res.push_back(llvm::utostr(Opts.getStackProtectorMode())); |
| } |
| if (Opts.InstantiationDepth != DefaultLangOpts.InstantiationDepth) { |
| Res.push_back("-ftemplate-depth"); |
| Res.push_back(llvm::utostr(Opts.InstantiationDepth)); |
| } |
| if (!Opts.ObjCConstantStringClass.empty()) { |
| Res.push_back("-fconstant-string-class"); |
| Res.push_back(Opts.ObjCConstantStringClass); |
| } |
| } |
| |
| static void PreprocessorOptsToArgs(const PreprocessorOptions &Opts, |
| std::vector<std::string> &Res) { |
| for (unsigned i = 0, e = Opts.Macros.size(); i != e; ++i) |
| Res.push_back(std::string(Opts.Macros[i].second ? "-U" : "-D") + |
| Opts.Macros[i].first); |
| for (unsigned i = 0, e = Opts.Includes.size(); i != e; ++i) { |
| // FIXME: We need to avoid reincluding the implicit PCH and PTH includes. |
| Res.push_back("-include"); |
| Res.push_back(Opts.Includes[i]); |
| } |
| for (unsigned i = 0, e = Opts.MacroIncludes.size(); i != e; ++i) { |
| Res.push_back("-imacros"); |
| Res.push_back(Opts.MacroIncludes[i]); |
| } |
| if (!Opts.UsePredefines) |
| Res.push_back("-undef"); |
| if (!Opts.ImplicitPCHInclude.empty()) { |
| Res.push_back("-include-pch"); |
| Res.push_back(Opts.ImplicitPCHInclude); |
| } |
| if (!Opts.ImplicitPTHInclude.empty()) { |
| Res.push_back("-include-pth"); |
| Res.push_back(Opts.ImplicitPTHInclude); |
| } |
| if (!Opts.TokenCache.empty()) { |
| if (Opts.ImplicitPTHInclude.empty()) { |
| Res.push_back("-token-cache"); |
| Res.push_back(Opts.TokenCache); |
| } else |
| assert(Opts.ImplicitPTHInclude == Opts.TokenCache && |
| "Unsupported option combination!"); |
| } |
| } |
| |
| static void PreprocessorOutputOptsToArgs(const PreprocessorOutputOptions &Opts, |
| std::vector<std::string> &Res) { |
| if (!Opts.ShowCPP && !Opts.ShowMacros) |
| llvm::llvm_report_error("Invalid option combination!"); |
| |
| if (Opts.ShowCPP && Opts.ShowMacros) |
| Res.push_back("-dD"); |
| else if (!Opts.ShowCPP && Opts.ShowMacros) |
| Res.push_back("-dM"); |
| |
| if (!Opts.ShowLineMarkers) |
| Res.push_back("-P"); |
| if (Opts.ShowComments) |
| Res.push_back("-C"); |
| if (Opts.ShowMacroComments) |
| Res.push_back("-CC"); |
| } |
| |
| static void TargetOptsToArgs(const TargetOptions &Opts, |
| std::vector<std::string> &Res) { |
| Res.push_back("-triple"); |
| Res.push_back(Opts.Triple); |
| if (!Opts.CPU.empty()) { |
| Res.push_back("-mcpu"); |
| Res.push_back(Opts.CPU); |
| } |
| if (!Opts.ABI.empty()) { |
| Res.push_back("-target-abi"); |
| Res.push_back(Opts.ABI); |
| } |
| for (unsigned i = 0, e = Opts.Features.size(); i != e; ++i) { |
| Res.push_back("-target-feature"); |
| Res.push_back(Opts.Features[i]); |
| } |
| } |
| |
| void CompilerInvocation::toArgs(std::vector<std::string> &Res) { |
| AnalyzerOptsToArgs(getAnalyzerOpts(), Res); |
| CodeGenOptsToArgs(getCodeGenOpts(), Res); |
| DependencyOutputOptsToArgs(getDependencyOutputOpts(), Res); |
| DiagnosticOptsToArgs(getDiagnosticOpts(), Res); |
| FrontendOptsToArgs(getFrontendOpts(), Res); |
| HeaderSearchOptsToArgs(getHeaderSearchOpts(), Res); |
| LangOptsToArgs(getLangOpts(), Res); |
| PreprocessorOptsToArgs(getPreprocessorOpts(), Res); |
| PreprocessorOutputOptsToArgs(getPreprocessorOutputOpts(), Res); |
| TargetOptsToArgs(getTargetOpts(), Res); |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Deserialization (to args) |
| //===----------------------------------------------------------------------===// |
| |
| using namespace clang::driver; |
| using namespace clang::driver::cc1options; |
| |
| static llvm::StringRef getLastArgValue(ArgList &Args, cc1options::ID ID, |
| llvm::StringRef Default = "") { |
| if (Arg *A = Args.getLastArg(ID)) |
| return A->getValue(Args); |
| return Default; |
| } |
| |
| static int getLastArgIntValue(ArgList &Args, cc1options::ID ID, |
| int Default, Diagnostic &Diags) { |
| Arg *A = Args.getLastArg(ID); |
| if (!A) |
| return Default; |
| |
| int Res = Default; |
| if (llvm::StringRef(A->getValue(Args)).getAsInteger(10, Res)) |
| Diags.Report(diag::err_drv_invalid_int_value) |
| << A->getAsString(Args) << A->getValue(Args); |
| |
| return Res; |
| } |
| |
| static std::vector<std::string> |
| getAllArgValues(ArgList &Args, cc1options::ID ID) { |
| llvm::SmallVector<const char *, 16> Values; |
| Args.AddAllArgValues(Values, ID); |
| return std::vector<std::string>(Values.begin(), Values.end()); |
| } |
| |
| // |
| |
| static void ParseAnalyzerArgs(AnalyzerOptions &Opts, ArgList &Args, |
| Diagnostic &Diags) { |
| using namespace cc1options; |
| |
| Opts.AnalysisList.clear(); |
| #define ANALYSIS(NAME, CMDFLAG, DESC, SCOPE) \ |
| if (Args.hasArg(OPT_analysis_##NAME)) Opts.AnalysisList.push_back(NAME); |
| #include "clang/Frontend/Analyses.def" |
| |
| if (Arg *A = Args.getLastArg(OPT_analyzer_store)) { |
| llvm::StringRef Name = A->getValue(Args); |
| AnalysisStores Value = llvm::StringSwitch<AnalysisStores>(Name) |
| #define ANALYSIS_STORE(NAME, CMDFLAG, DESC, CREATFN) \ |
| .Case(CMDFLAG, NAME##Model) |
| #include "clang/Frontend/Analyses.def" |
| .Default(NumStores); |
| // FIXME: Error handling. |
| if (Value == NumStores) |
| Diags.Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_O)->getAsString(Args) << Name; |
| else |
| Opts.AnalysisStoreOpt = Value; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_analyzer_constraints)) { |
| llvm::StringRef Name = A->getValue(Args); |
| AnalysisConstraints Value = llvm::StringSwitch<AnalysisConstraints>(Name) |
| #define ANALYSIS_CONSTRAINTS(NAME, CMDFLAG, DESC, CREATFN) \ |
| .Case(CMDFLAG, NAME##Model) |
| #include "clang/Frontend/Analyses.def" |
| .Default(NumConstraints); |
| // FIXME: Error handling. |
| if (Value == NumConstraints) |
| Diags.Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_O)->getAsString(Args) << Name; |
| else |
| Opts.AnalysisConstraintsOpt = Value; |
| } |
| |
| if (Arg *A = Args.getLastArg(OPT_analyzer_output)) { |
| llvm::StringRef Name = A->getValue(Args); |
| AnalysisDiagClients Value = llvm::StringSwitch<AnalysisDiagClients>(Name) |
| #define ANALYSIS_DIAGNOSTICS(NAME, CMDFLAG, DESC, CREATFN, AUTOCREAT) \ |
| .Case(CMDFLAG, PD_##NAME) |
| #include "clang/Frontend/Analyses.def" |
| .Default(NUM_ANALYSIS_DIAG_CLIENTS); |
| // FIXME: Error handling. |
| if (Value == NUM_ANALYSIS_DIAG_CLIENTS) |
| Diags.Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_O)->getAsString(Args) << Name; |
| else |
| Opts.AnalysisDiagOpt = Value; |
| } |
| |
| Opts.VisualizeEGDot = Args.hasArg(OPT_analyzer_viz_egraph_graphviz); |
| Opts.VisualizeEGUbi = Args.hasArg(OPT_analyzer_viz_egraph_ubigraph); |
| Opts.AnalyzeAll = Args.hasArg(OPT_analyzer_opt_analyze_headers); |
| Opts.AnalyzerDisplayProgress = Args.hasArg(OPT_analyzer_display_progress); |
| Opts.PurgeDead = !Args.hasArg(OPT_analyzer_no_purge_dead); |
| Opts.EagerlyAssume = Args.hasArg(OPT_analyzer_eagerly_assume); |
| Opts.AnalyzeSpecificFunction = getLastArgValue(Args, OPT_analyze_function); |
| Opts.EnableExperimentalChecks = Args.hasArg(OPT_analyzer_experimental_checks); |
| Opts.EnableExperimentalInternalChecks = |
| Args.hasArg(OPT_analyzer_experimental_internal_checks); |
| Opts.TrimGraph = Args.hasArg(OPT_trim_egraph); |
| } |
| |
| static void ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, |
| Diagnostic &Diags) { |
| using namespace cc1options; |
| // -Os implies -O2 |
| if (Args.hasArg(OPT_Os)) |
| Opts.OptimizationLevel = 2; |
| else { |
| Opts.OptimizationLevel = getLastArgIntValue(Args, OPT_O, 0, Diags); |
| if (Opts.OptimizationLevel > 3) { |
| Diags.Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_O)->getAsString(Args) << Opts.OptimizationLevel; |
| Opts.OptimizationLevel = 3; |
| } |
| } |
| |
| // We must always run at least the always inlining pass. |
| Opts.Inlining = (Opts.OptimizationLevel > 1) ? CodeGenOptions::NormalInlining |
| : CodeGenOptions::OnlyAlwaysInlining; |
| |
| Opts.DebugInfo = Args.hasArg(OPT_g); |
| Opts.DisableLLVMOpts = Args.hasArg(OPT_disable_llvm_optzns); |
| Opts.DisableRedZone = Args.hasArg(OPT_disable_red_zone); |
| Opts.MergeAllConstants = !Args.hasArg(OPT_fno_merge_all_constants); |
| Opts.NoCommon = Args.hasArg(OPT_fno_common); |
| Opts.NoImplicitFloat = Args.hasArg(OPT_no_implicit_float); |
| Opts.OptimizeSize = Args.hasArg(OPT_Os); |
| Opts.UnrollLoops = (Opts.OptimizationLevel > 1 && !Opts.OptimizeSize); |
| |
| Opts.AsmVerbose = Args.hasArg(OPT_masm_verbose); |
| Opts.CodeModel = getLastArgValue(Args, OPT_mcode_model); |
| Opts.DebugPass = getLastArgValue(Args, OPT_mdebug_pass); |
| Opts.DisableFPElim = Args.hasArg(OPT_mdisable_fp_elim); |
| Opts.FloatABI = getLastArgValue(Args, OPT_mfloat_abi); |
| Opts.LimitFloatPrecision = getLastArgValue(Args, OPT_mlimit_float_precision); |
| Opts.NoZeroInitializedInBSS = Args.hasArg(OPT_mno_zero_initialized_in_bss); |
| Opts.SoftFloat = Args.hasArg(OPT_msoft_float); |
| Opts.UnwindTables = Args.hasArg(OPT_munwind_tables); |
| Opts.RelocationModel = getLastArgValue(Args, OPT_mrelocation_model, "pic"); |
| |
| Opts.MainFileName = getLastArgValue(Args, OPT_main_file_name); |
| |
| // FIXME: Put elsewhere? |
| #ifdef NDEBUG |
| Opts.VerifyModule = 0; |
| #else |
| Opts.VerifyModule = 1; |
| #endif |
| } |
| |
| static void ParseDependencyOutputArgs(DependencyOutputOptions &Opts, |
| ArgList &Args) { |
| using namespace cc1options; |
| Opts.OutputFile = getLastArgValue(Args, OPT_dependency_file); |
| Opts.Targets = getAllArgValues(Args, OPT_MT); |
| Opts.IncludeSystemHeaders = Args.hasArg(OPT_sys_header_deps); |
| Opts.UsePhonyTargets = Args.hasArg(OPT_MP); |
| } |
| |
| static void ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args, |
| Diagnostic &Diags) { |
| using namespace cc1options; |
| 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 = Args.hasArg(OPT_fcolor_diagnostics); |
| 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.ShowOptionNames = Args.hasArg(OPT_fdiagnostics_show_option); |
| Opts.ShowSourceRanges = Args.hasArg(OPT_fdiagnostics_print_source_range_info); |
| Opts.VerifyDiagnostics = Args.hasArg(OPT_verify); |
| Opts.MessageLength = getLastArgIntValue(Args, OPT_fmessage_length, 0, Diags); |
| Opts.DumpBuildInformation = getLastArgValue(Args, OPT_dump_build_information); |
| Opts.Warnings = getAllArgValues(Args, OPT_W); |
| } |
| |
| static FrontendOptions::InputKind |
| ParseFrontendArgs(FrontendOptions &Opts, ArgList &Args, Diagnostic &Diags) { |
| using namespace cc1options; |
| Opts.ProgramAction = frontend::ParseSyntaxOnly; |
| if (const Arg *A = Args.getLastArg(OPT_Action_Group)) { |
| switch (A->getOption().getID()) { |
| default: |
| assert(0 && "Invalid option in group!"); |
| case OPT_ast_dump: |
| Opts.ProgramAction = frontend::ASTDump; break; |
| case OPT_ast_print: |
| Opts.ProgramAction = frontend::ASTPrint; break; |
| case OPT_ast_print_xml: |
| Opts.ProgramAction = frontend::ASTPrintXML; break; |
| case OPT_ast_view: |
| Opts.ProgramAction = frontend::ASTView; break; |
| case OPT_dump_raw_tokens: |
| Opts.ProgramAction = frontend::DumpRawTokens; break; |
| case OPT_dump_record_layouts: |
| Opts.ProgramAction = frontend::DumpRecordLayouts; 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_fixit: |
| Opts.ProgramAction = frontend::FixIt; break; |
| case OPT_emit_pch: |
| Opts.ProgramAction = frontend::GeneratePCH; break; |
| case OPT_emit_pth: |
| Opts.ProgramAction = frontend::GeneratePTH; break; |
| case OPT_parse_noop: |
| Opts.ProgramAction = frontend::ParseNoop; break; |
| case OPT_parse_print_callbacks: |
| Opts.ProgramAction = frontend::ParsePrintCallbacks; break; |
| case OPT_fsyntax_only: |
| Opts.ProgramAction = frontend::ParseSyntaxOnly; break; |
| case OPT_print_decl_contexts: |
| Opts.ProgramAction = frontend::PrintDeclContext; break; |
| case OPT_E: |
| Opts.ProgramAction = frontend::PrintPreprocessedInput; break; |
| case OPT_rewrite_blocks: |
| Opts.ProgramAction = frontend::RewriteBlocks; 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_Eonly: |
| Opts.ProgramAction = frontend::RunPreprocessorOnly; break; |
| } |
| } |
| if (const Arg *A = Args.getLastArg(OPT_plugin)) { |
| Opts.ProgramAction = frontend::PluginAction; |
| Opts.ActionName = A->getValue(Args); |
| } |
| |
| if (const Arg *A = Args.getLastArg(OPT_code_completion_at)) { |
| Opts.CodeCompletionAt = |
| ParsedSourceLocation::FromString(A->getValue(Args)); |
| if (Opts.CodeCompletionAt.FileName.empty()) |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(Args); |
| } |
| Opts.DebugCodeCompletionPrinter = |
| !Args.hasArg(OPT_no_code_completion_debug_printer); |
| Opts.DisableFree = Args.hasArg(OPT_disable_free); |
| Opts.EmptyInputOnly = Args.hasArg(OPT_empty_input_only); |
| |
| Opts.FixItLocations.clear(); |
| for (arg_iterator it = Args.filtered_begin(OPT_fixit_at), |
| ie = Args.filtered_end(); it != ie; ++it) { |
| const char *Loc = it->getValue(Args); |
| ParsedSourceLocation PSL = ParsedSourceLocation::FromString(Loc); |
| |
| if (PSL.FileName.empty()) { |
| Diags.Report(diag::err_drv_invalid_value) << it->getAsString(Args) << Loc; |
| continue; |
| } |
| |
| Opts.FixItLocations.push_back(PSL); |
| } |
| |
| Opts.OutputFile = getLastArgValue(Args, OPT_o); |
| Opts.RelocatablePCH = Args.hasArg(OPT_relocatable_pch); |
| Opts.ShowMacrosInCodeCompletion = Args.hasArg(OPT_code_completion_macros); |
| Opts.ShowStats = Args.hasArg(OPT_print_stats); |
| Opts.ShowTimers = Args.hasArg(OPT_ftime_report); |
| Opts.ViewClassInheritance = getLastArgValue(Args, OPT_cxx_inheritance_view); |
| |
| FrontendOptions::InputKind DashX = FrontendOptions::IK_None; |
| if (const Arg *A = Args.getLastArg(OPT_x)) { |
| DashX = llvm::StringSwitch<FrontendOptions::InputKind>(A->getValue(Args)) |
| .Case("c", FrontendOptions::IK_C) |
| .Case("cl", FrontendOptions::IK_OpenCL) |
| .Case("c", FrontendOptions::IK_C) |
| .Case("cl", FrontendOptions::IK_OpenCL) |
| .Case("c++", FrontendOptions::IK_CXX) |
| .Case("objective-c", FrontendOptions::IK_ObjC) |
| .Case("objective-c++", FrontendOptions::IK_ObjCXX) |
| .Case("cpp-output", FrontendOptions::IK_PreprocessedC) |
| .Case("assembler-with-cpp", FrontendOptions::IK_Asm) |
| .Case("c++-cpp-output", FrontendOptions::IK_PreprocessedCXX) |
| .Case("objective-c-cpp-output", FrontendOptions::IK_PreprocessedObjC) |
| .Case("objective-c++-cpp-output", FrontendOptions::IK_PreprocessedObjCXX) |
| .Case("c-header", FrontendOptions::IK_C) |
| .Case("objective-c-header", FrontendOptions::IK_ObjC) |
| .Case("c++-header", FrontendOptions::IK_CXX) |
| .Case("objective-c++-header", FrontendOptions::IK_ObjCXX) |
| .Case("ast", FrontendOptions::IK_AST) |
| .Default(FrontendOptions::IK_None); |
| if (DashX == FrontendOptions::IK_None) |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(Args); |
| } |
| |
| // '-' is the default input if none is given. |
| std::vector<std::string> Inputs = getAllArgValues(Args, OPT_INPUT); |
| Opts.Inputs.clear(); |
| if (Inputs.empty()) |
| Inputs.push_back("-"); |
| for (unsigned i = 0, e = Inputs.size(); i != e; ++i) { |
| FrontendOptions::InputKind IK = DashX; |
| if (IK == FrontendOptions::IK_None) { |
| IK = FrontendOptions::getInputKindForExtension( |
| llvm::StringRef(Inputs[i]).rsplit('.').second); |
| // FIXME: Remove this hack. |
| if (i == 0) |
| DashX = IK; |
| } |
| Opts.Inputs.push_back(std::make_pair(IK, Inputs[i])); |
| } |
| |
| return DashX; |
| } |
| |
| static std::string GetBuiltinIncludePath(const char *Argv0, |
| void *MainAddr) { |
| llvm::sys::Path P = llvm::sys::Path::GetMainExecutable(Argv0, MainAddr); |
| |
| if (!P.isEmpty()) { |
| P.eraseComponent(); // Remove /clang from foo/bin/clang |
| P.eraseComponent(); // Remove /bin from foo/bin |
| |
| // Get foo/lib/clang/<version>/include |
| P.appendComponent("lib"); |
| P.appendComponent("clang"); |
| P.appendComponent(CLANG_VERSION_STRING); |
| P.appendComponent("include"); |
| } |
| |
| return P.str(); |
| } |
| |
| static void ParseHeaderSearchArgs(HeaderSearchOptions &Opts, ArgList &Args, |
| const char *Argv0, void *MainAddr) { |
| using namespace cc1options; |
| Opts.Sysroot = getLastArgValue(Args, OPT_isysroot, "/"); |
| Opts.Verbose = Args.hasArg(OPT_v); |
| Opts.UseStandardIncludes = !Args.hasArg(OPT_nostdinc); |
| Opts.BuiltinIncludePath = ""; |
| // FIXME: Add an option for this, its a slow call. |
| if (!Args.hasArg(OPT_nobuiltininc)) |
| Opts.BuiltinIncludePath = GetBuiltinIncludePath(Argv0, MainAddr); |
| |
| // Add -I... and -F... options in order. |
| for (arg_iterator it = Args.filtered_begin(OPT_I, OPT_F), |
| ie = Args.filtered_end(); it != ie; ++it) |
| Opts.AddPath(it->getValue(Args), frontend::Angled, true, |
| /*IsFramework=*/ it->getOption().matches(OPT_F)); |
| |
| // Add -iprefix/-iwith-prefix/-iwithprefixbefore options. |
| llvm::StringRef Prefix = ""; // FIXME: This isn't the correct default prefix. |
| for (arg_iterator it = Args.filtered_begin(OPT_iprefix, OPT_iwithprefix, |
| OPT_iwithprefixbefore), |
| ie = Args.filtered_end(); it != ie; ++it) { |
| if (it->getOption().matches(OPT_iprefix)) |
| Prefix = it->getValue(Args); |
| else if (it->getOption().matches(OPT_iwithprefix)) |
| Opts.AddPath(Prefix.str() + it->getValue(Args), |
| frontend::System, false, false); |
| else |
| Opts.AddPath(Prefix.str() + it->getValue(Args), |
| frontend::Angled, false, false); |
| } |
| |
| for (arg_iterator it = Args.filtered_begin(OPT_idirafter), |
| ie = Args.filtered_end(); it != ie; ++it) |
| Opts.AddPath(it->getValue(Args), frontend::After, true, false); |
| for (arg_iterator it = Args.filtered_begin(OPT_iquote), |
| ie = Args.filtered_end(); it != ie; ++it) |
| Opts.AddPath(it->getValue(Args), frontend::Quoted, true, false); |
| for (arg_iterator it = Args.filtered_begin(OPT_isystem), |
| ie = Args.filtered_end(); it != ie; ++it) |
| Opts.AddPath(it->getValue(Args), frontend::System, true, false); |
| |
| // FIXME: Need options for the various environment variables! |
| } |
| |
| static void ParseLangArgs(LangOptions &Opts, ArgList &Args, |
| FrontendOptions::InputKind IK, |
| Diagnostic &Diags) { |
| // FIXME: Cleanup per-file based stuff. |
| |
| // Set some properties which depend soley 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. |
| if (IK == FrontendOptions::IK_Asm) { |
| Opts.AsmPreprocessor = 1; |
| } else if (IK == FrontendOptions::IK_ObjC || |
| IK == FrontendOptions::IK_ObjCXX || |
| IK == FrontendOptions::IK_PreprocessedObjC || |
| IK == FrontendOptions::IK_PreprocessedObjCXX) { |
| Opts.ObjC1 = Opts.ObjC2 = 1; |
| } |
| |
| LangStandard::Kind LangStd = LangStandard::lang_unspecified; |
| if (const Arg *A = Args.getLastArg(OPT_std_EQ)) { |
| LangStd = llvm::StringSwitch<LangStandard::Kind>(A->getValue(Args)) |
| #define LANGSTANDARD(id, name, desc, features) \ |
| .Case(name, LangStandard::lang_##id) |
| #include "clang/Frontend/LangStandards.def" |
| .Default(LangStandard::lang_unspecified); |
| if (LangStd == LangStandard::lang_unspecified) |
| Diags.Report(diag::err_drv_invalid_value) |
| << A->getAsString(Args) << A->getValue(Args); |
| } |
| |
| if (LangStd == LangStandard::lang_unspecified) { |
| // Based on the base language, pick one. |
| switch (IK) { |
| case FrontendOptions::IK_None: |
| case FrontendOptions::IK_AST: |
| assert(0 && "Invalid input kind!"); |
| case FrontendOptions::IK_OpenCL: |
| LangStd = LangStandard::lang_opencl; |
| break; |
| case FrontendOptions::IK_Asm: |
| case FrontendOptions::IK_C: |
| case FrontendOptions::IK_PreprocessedC: |
| case FrontendOptions::IK_ObjC: |
| case FrontendOptions::IK_PreprocessedObjC: |
| LangStd = LangStandard::lang_gnu99; |
| break; |
| case FrontendOptions::IK_CXX: |
| case FrontendOptions::IK_PreprocessedCXX: |
| case FrontendOptions::IK_ObjCXX: |
| case FrontendOptions::IK_PreprocessedObjCXX: |
| LangStd = LangStandard::lang_gnucxx98; |
| break; |
| } |
| } |
| |
| const LangStandard &Std = LangStandard::getLangStandardForKind(LangStd); |
| Opts.BCPLComment = Std.hasBCPLComments(); |
| Opts.C99 = Std.isC99(); |
| Opts.CPlusPlus = Std.isCPlusPlus(); |
| Opts.CPlusPlus0x = Std.isCPlusPlus0x(); |
| Opts.Digraphs = Std.hasDigraphs(); |
| Opts.GNUMode = Std.isGNUMode(); |
| Opts.GNUInline = !Std.isC99(); |
| Opts.HexFloats = Std.hasHexFloats(); |
| Opts.ImplicitInt = Std.hasImplicitInt(); |
| |
| // OpenCL has some additional defaults. |
| if (LangStd == LangStandard::lang_opencl) { |
| Opts.OpenCL = 1; |
| Opts.AltiVec = 1; |
| Opts.CXXOperatorNames = 1; |
| Opts.LaxVectorConversions = 1; |
| } |
| |
| // OpenCL and C++ both have bool, true, false keywords. |
| Opts.Bool = Opts.OpenCL || Opts.CPlusPlus; |
| |
| if (Opts.CPlusPlus) |
| Opts.CXXOperatorNames = !Args.hasArg(OPT_fno_operator_names); |
| |
| if (Args.hasArg(OPT_fobjc_gc_only)) |
| Opts.setGCMode(LangOptions::GCOnly); |
| else if (Args.hasArg(OPT_fobjc_gc)) |
| Opts.setGCMode(LangOptions::HybridGC); |
| |
| if (Args.hasArg(OPT_print_ivar_layout)) |
| Opts.ObjCGCBitmapPrint = 1; |
| |
| if (Args.hasArg(OPT_faltivec)) |
| Opts.AltiVec = 1; |
| |
| if (Args.hasArg(OPT_pthread)) |
| Opts.POSIXThreads = 1; |
| |
| llvm::StringRef Vis = getLastArgValue(Args, OPT_fvisibility, |
| "default"); |
| if (Vis == "default") |
| Opts.setVisibilityMode(LangOptions::Default); |
| else if (Vis == "hidden") |
| Opts.setVisibilityMode(LangOptions::Hidden); |
| else if (Vis == "protected") |
| Opts.setVisibilityMode(LangOptions::Protected); |
| else |
| Diags.Report(diag::err_drv_invalid_value) |
| << Args.getLastArg(OPT_fvisibility)->getAsString(Args) << Vis; |
| |
| Opts.OverflowChecking = Args.hasArg(OPT_ftrapv); |
| |
| // Mimicing gcc's behavior, trigraphs are only enabled if -trigraphs |
| // is specified, or -std is set to a conforming mode. |
| Opts.Trigraphs = !Opts.GNUMode; |
| if (Args.hasArg(OPT_trigraphs)) |
| Opts.Trigraphs = 1; |
| |
| Opts.DollarIdents = !Opts.AsmPreprocessor; |
| if (Args.hasArg(OPT_fdollars_in_identifiers)) |
| Opts.DollarIdents = 1; |
| |
| Opts.PascalStrings = Args.hasArg(OPT_fpascal_strings); |
| Opts.Microsoft = Args.hasArg(OPT_fms_extensions); |
| Opts.WritableStrings = Args.hasArg(OPT_fwritable_strings); |
| if (Args.hasArg(OPT_fno_lax_vector_conversions)) |
| Opts.LaxVectorConversions = 0; |
| Opts.Exceptions = Args.hasArg(OPT_fexceptions); |
| Opts.RTTI = !Args.hasArg(OPT_fno_rtti); |
| Opts.Blocks = Args.hasArg(OPT_fblocks); |
| Opts.CharIsSigned = !Args.hasArg(OPT_fno_signed_char); |
| Opts.ShortWChar = Args.hasArg(OPT_fshort_wchar); |
| Opts.Freestanding = Args.hasArg(OPT_ffreestanding); |
| Opts.NoBuiltin = Args.hasArg(OPT_fno_builtin) || Opts.Freestanding; |
| Opts.HeinousExtensions = Args.hasArg(OPT_fheinous_gnu_extensions); |
| Opts.AccessControl = Args.hasArg(OPT_faccess_control); |
| Opts.ElideConstructors = !Args.hasArg(OPT_fno_elide_constructors); |
| Opts.MathErrno = !Args.hasArg(OPT_fno_math_errno); |
| Opts.InstantiationDepth = getLastArgIntValue(Args, OPT_ftemplate_depth, 99, |
| Diags); |
| Opts.NeXTRuntime = !Args.hasArg(OPT_fgnu_runtime); |
| Opts.ObjCConstantStringClass = getLastArgValue(Args, |
| OPT_fconstant_string_class); |
| Opts.ObjCNonFragileABI = Args.hasArg(OPT_fobjc_nonfragile_abi); |
| Opts.EmitAllDecls = Args.hasArg(OPT_femit_all_decls); |
| Opts.PICLevel = getLastArgIntValue(Args, OPT_pic_level, 0, Diags); |
| Opts.Static = Args.hasArg(OPT_static_define); |
| Opts.OptimizeSize = 0; |
| |
| // FIXME: Eliminate this dependency. |
| unsigned Opt = |
| Args.hasArg(OPT_Os) ? 2 : getLastArgIntValue(Args, OPT_O, 0, Diags); |
| Opts.Optimize = Opt != 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. |
| // |
| // FIXME: This is affected by other options (-fno-inline). |
| Opts.NoInline = !Opt; |
| |
| 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.setStackProtectorMode(LangOptions::SSPOff); break; |
| case 1: Opts.setStackProtectorMode(LangOptions::SSPOn); break; |
| case 2: Opts.setStackProtectorMode(LangOptions::SSPReq); break; |
| } |
| } |
| |
| static void ParsePreprocessorArgs(PreprocessorOptions &Opts, ArgList &Args) { |
| using namespace cc1options; |
| Opts.ImplicitPCHInclude = getLastArgValue(Args, OPT_include_pch); |
| Opts.ImplicitPTHInclude = getLastArgValue(Args, OPT_include_pth); |
| if (const Arg *A = Args.getLastArg(OPT_token_cache)) |
| Opts.TokenCache = A->getValue(Args); |
| else |
| Opts.TokenCache = Opts.ImplicitPTHInclude; |
| Opts.UsePredefines = !Args.hasArg(OPT_undef); |
| |
| // Add macros from the command line. |
| for (arg_iterator it = Args.filtered_begin(OPT_D, OPT_U), |
| ie = Args.filtered_end(); it != ie; ++it) { |
| if (it->getOption().matches(OPT_D)) |
| Opts.addMacroDef(it->getValue(Args)); |
| else |
| Opts.addMacroUndef(it->getValue(Args)); |
| } |
| |
| Opts.MacroIncludes = getAllArgValues(Args, OPT_imacros); |
| |
| // Add the ordered list of -includes. |
| for (arg_iterator it = Args.filtered_begin(OPT_include, OPT_include_pch, |
| OPT_include_pth), |
| ie = Args.filtered_end(); it != ie; ++it) { |
| // PCH is handled specially, we need to extra the original include path. |
| if (it->getOption().matches(OPT_include_pch)) { |
| std::string OriginalFile = |
| PCHReader::getOriginalSourceFile(it->getValue(Args)); |
| |
| // FIXME: Don't fail like this. |
| if (OriginalFile.empty()) |
| exit(1); |
| |
| Opts.Includes.push_back(OriginalFile); |
| } else |
| Opts.Includes.push_back(it->getValue(Args)); |
| } |
| } |
| |
| static void ParsePreprocessorOutputArgs(PreprocessorOutputOptions &Opts, |
| ArgList &Args) { |
| using namespace cc1options; |
| Opts.ShowCPP = !Args.hasArg(OPT_dM); |
| Opts.ShowMacros = Args.hasArg(OPT_dM) || Args.hasArg(OPT_dD); |
| Opts.ShowLineMarkers = !Args.hasArg(OPT_P); |
| Opts.ShowComments = Args.hasArg(OPT_C); |
| Opts.ShowMacroComments = Args.hasArg(OPT_CC); |
| } |
| |
| static void ParseTargetArgs(TargetOptions &Opts, ArgList &Args) { |
| using namespace cc1options; |
| Opts.ABI = getLastArgValue(Args, OPT_target_abi); |
| Opts.CPU = getLastArgValue(Args, OPT_mcpu); |
| Opts.Triple = getLastArgValue(Args, OPT_triple); |
| Opts.Features = getAllArgValues(Args, OPT_target_feature); |
| |
| // Use the host triple if unspecified. |
| if (Opts.Triple.empty()) |
| Opts.Triple = llvm::sys::getHostTriple(); |
| } |
| |
| // |
| |
| void CompilerInvocation::CreateFromArgs(CompilerInvocation &Res, |
| const char **ArgBegin, |
| const char **ArgEnd, |
| const char *Argv0, |
| void *MainAddr, |
| Diagnostic &Diags) { |
| // Parse the arguments. |
| llvm::OwningPtr<OptTable> Opts(createCC1OptTable()); |
| unsigned MissingArgIndex, MissingArgCount; |
| llvm::OwningPtr<InputArgList> Args( |
| Opts->ParseArgs(ArgBegin, ArgEnd,MissingArgIndex, MissingArgCount)); |
| |
| // Check for missing argument error. |
| if (MissingArgCount) |
| Diags.Report(diag::err_drv_missing_argument) |
| << Args->getArgString(MissingArgIndex) << MissingArgCount; |
| |
| // Issue errors on unknown arguments. |
| for (arg_iterator it = Args->filtered_begin(OPT_UNKNOWN), |
| ie = Args->filtered_end(); it != ie; ++it) |
| Diags.Report(diag::err_drv_unknown_argument) << it->getAsString(*Args); |
| |
| ParseAnalyzerArgs(Res.getAnalyzerOpts(), *Args, Diags); |
| ParseCodeGenArgs(Res.getCodeGenOpts(), *Args, Diags); |
| ParseDependencyOutputArgs(Res.getDependencyOutputOpts(), *Args); |
| ParseDiagnosticArgs(Res.getDiagnosticOpts(), *Args, Diags); |
| FrontendOptions::InputKind DashX = |
| ParseFrontendArgs(Res.getFrontendOpts(), *Args, Diags); |
| ParseHeaderSearchArgs(Res.getHeaderSearchOpts(), *Args, |
| Argv0, MainAddr); |
| if (DashX != FrontendOptions::IK_AST) |
| ParseLangArgs(Res.getLangOpts(), *Args, DashX, Diags); |
| ParsePreprocessorArgs(Res.getPreprocessorOpts(), *Args); |
| ParsePreprocessorOutputArgs(Res.getPreprocessorOutputOpts(), *Args); |
| ParseTargetArgs(Res.getTargetOpts(), *Args); |
| } |