CompilerInvocation.cpp revision 208954
155714Skris//===--- CompilerInvocation.cpp -------------------------------------------===// 255714Skris// 355714Skris// The LLVM Compiler Infrastructure 455714Skris// 555714Skris// This file is distributed under the University of Illinois Open Source 655714Skris// License. See LICENSE.TXT for details. 755714Skris// 855714Skris//===----------------------------------------------------------------------===// 955714Skris 1055714Skris#include "clang/Frontend/CompilerInvocation.h" 1155714Skris#include "clang/Basic/Diagnostic.h" 1255714Skris#include "clang/Basic/Version.h" 1355714Skris#include "clang/Driver/Arg.h" 1455714Skris#include "clang/Driver/ArgList.h" 1555714Skris#include "clang/Driver/CC1Options.h" 1655714Skris#include "clang/Driver/DriverDiagnostic.h" 1755714Skris#include "clang/Driver/OptTable.h" 1855714Skris#include "clang/Driver/Option.h" 1955714Skris#include "clang/Frontend/CompilerInvocation.h" 2055714Skris#include "clang/Frontend/LangStandard.h" 2155714Skris#include "clang/Frontend/PCHReader.h" 2255714Skris#include "llvm/ADT/OwningPtr.h" 23109998Smarkm#include "llvm/ADT/SmallVector.h" 24109998Smarkm#include "llvm/ADT/StringExtras.h" 25109998Smarkm#include "llvm/ADT/StringSwitch.h" 26142425Snectar#include "llvm/Support/ErrorHandling.h" 27109998Smarkm#include "llvm/System/Host.h" 28109998Smarkm#include "llvm/System/Path.h" 29109998Smarkmusing namespace clang; 30109998Smarkm 31109998Smarkmstatic const char *getAnalysisName(Analyses Kind) { 32109998Smarkm switch (Kind) { 33109998Smarkm default: 34109998Smarkm llvm_unreachable("Unknown analysis kind!"); 35109998Smarkm#define ANALYSIS(NAME, CMDFLAG, DESC, SCOPE)\ 36109998Smarkm case NAME: return "-" CMDFLAG; 37109998Smarkm#include "clang/Frontend/Analyses.def" 38109998Smarkm } 39109998Smarkm} 40109998Smarkm 41109998Smarkmstatic const char *getAnalysisStoreName(AnalysisStores Kind) { 42109998Smarkm switch (Kind) { 43109998Smarkm default: 44109998Smarkm llvm_unreachable("Unknown analysis store!"); 45109998Smarkm#define ANALYSIS_STORE(NAME, CMDFLAG, DESC, CREATFN) \ 46109998Smarkm case NAME##Model: return CMDFLAG; 47109998Smarkm#include "clang/Frontend/Analyses.def" 48109998Smarkm } 4955714Skris} 5055714Skris 5155714Skrisstatic const char *getAnalysisConstraintName(AnalysisConstraints Kind) { 5255714Skris switch (Kind) { 5355714Skris default: 5455714Skris llvm_unreachable("Unknown analysis constraints!"); 5555714Skris#define ANALYSIS_CONSTRAINTS(NAME, CMDFLAG, DESC, CREATFN) \ 5659191Skris case NAME##Model: return CMDFLAG; 5755714Skris#include "clang/Frontend/Analyses.def" 5855714Skris } 5955714Skris} 6055714Skris 6155714Skrisstatic const char *getAnalysisDiagClientName(AnalysisDiagClients Kind) { 6255714Skris switch (Kind) { 6355714Skris default: 6455714Skris llvm_unreachable("Unknown analysis client!"); 6555714Skris#define ANALYSIS_DIAGNOSTICS(NAME, CMDFLAG, DESC, CREATFN, AUTOCREATE) \ 6655714Skris case PD_##NAME: return CMDFLAG; 6755714Skris#include "clang/Frontend/Analyses.def" 6855714Skris } 6955714Skris} 7055714Skris 7155714Skris//===----------------------------------------------------------------------===// 7255714Skris// Serialization (to args) 7355714Skris//===----------------------------------------------------------------------===// 7455714Skris 7555714Skrisstatic void AnalyzerOptsToArgs(const AnalyzerOptions &Opts, 7655714Skris std::vector<std::string> &Res) { 7755714Skris for (unsigned i = 0, e = Opts.AnalysisList.size(); i != e; ++i) 78111147Snectar Res.push_back(getAnalysisName(Opts.AnalysisList[i])); 79111147Snectar if (Opts.AnalysisStoreOpt != BasicStoreModel) { 80111147Snectar Res.push_back("-analyzer-store"); 81111147Snectar Res.push_back(getAnalysisStoreName(Opts.AnalysisStoreOpt)); 82111147Snectar } 8355714Skris if (Opts.AnalysisConstraintsOpt != RangeConstraintsModel) { 8455714Skris Res.push_back("-analyzer-constraints"); 85160814Ssimon Res.push_back(getAnalysisConstraintName(Opts.AnalysisConstraintsOpt)); 8655714Skris } 87160814Ssimon if (Opts.AnalysisDiagOpt != PD_HTML) { 88111147Snectar Res.push_back("-analyzer-output"); 89111147Snectar Res.push_back(getAnalysisDiagClientName(Opts.AnalysisDiagOpt)); 90111147Snectar } 91111147Snectar if (!Opts.AnalyzeSpecificFunction.empty()) { 92111147Snectar Res.push_back("-analyze-function"); 93111147Snectar Res.push_back(Opts.AnalyzeSpecificFunction); 94111147Snectar } 95111147Snectar if (Opts.AnalyzeAll) 96160814Ssimon Res.push_back("-analyzer-opt-analyze-headers"); 97111147Snectar if (Opts.AnalyzerDisplayProgress) 9859191Skris Res.push_back("-analyzer-display-progress"); 9955714Skris if (Opts.AnalyzeNestedBlocks) 10055714Skris Res.push_back("-analyzer-opt-analyze-nested-blocks"); 10155714Skris if (Opts.EagerlyAssume) 10255714Skris Res.push_back("-analyzer-eagerly-assume"); 10355714Skris if (!Opts.PurgeDead) 10455714Skris Res.push_back("-analyzer-no-purge-dead"); 10568651Skris if (Opts.TrimGraph) 10668651Skris Res.push_back("-trim-egraph"); 10768651Skris if (Opts.VisualizeEGDot) 10868651Skris Res.push_back("-analyzer-viz-egraph-graphviz"); 10955714Skris if (Opts.VisualizeEGDot) 11055714Skris Res.push_back("-analyzer-viz-egraph-ubigraph"); 11155714Skris if (Opts.EnableExperimentalChecks) 11255714Skris Res.push_back("-analyzer-experimental-checks"); 113160814Ssimon if (Opts.EnableExperimentalInternalChecks) 114160814Ssimon Res.push_back("-analyzer-experimental-internal-checks"); 11576866Skris} 11676866Skris 117160814Ssimonstatic void CodeGenOptsToArgs(const CodeGenOptions &Opts, 118160814Ssimon std::vector<std::string> &Res) { 11976866Skris if (Opts.DebugInfo) 12076866Skris Res.push_back("-g"); 12155714Skris if (Opts.DisableLLVMOpts) 122160814Ssimon Res.push_back("-disable-llvm-optzns"); 12355714Skris if (Opts.DisableRedZone) 12455714Skris Res.push_back("-disable-red-zone"); 12555714Skris if (!Opts.DwarfDebugFlags.empty()) { 12655714Skris Res.push_back("-dwarf-debug-flags"); 12755714Skris Res.push_back(Opts.DwarfDebugFlags); 12855714Skris } 12955714Skris if (!Opts.MergeAllConstants) 13055714Skris Res.push_back("-fno-merge-all-constants"); 13155714Skris if (Opts.NoCommon) 13255714Skris Res.push_back("-fno-common"); 13355714Skris if (Opts.NoImplicitFloat) 13455714Skris Res.push_back("-no-implicit-float"); 13555714Skris if (Opts.OptimizeSize) { 136109998Smarkm assert(Opts.OptimizationLevel == 2 && "Invalid options!"); 137127128Snectar Res.push_back("-Os"); 13855714Skris } else if (Opts.OptimizationLevel != 0) 13955714Skris Res.push_back("-O" + llvm::utostr(Opts.OptimizationLevel)); 14055714Skris if (!Opts.MainFileName.empty()) { 14155714Skris Res.push_back("-main-file-name"); 14255714Skris Res.push_back(Opts.MainFileName); 14355714Skris } 14455714Skris // SimplifyLibCalls is only derived. 14555714Skris // TimePasses is only derived. 14655714Skris // UnitAtATime is unused. 14755714Skris // UnrollLoops is only derived. 14855714Skris // Inlining is only derived. 14955714Skris 15055714Skris if (Opts.DataSections) 15155714Skris Res.push_back("-fdata-sections"); 15255714Skris if (Opts.FunctionSections) 15355714Skris Res.push_back("-ffunction-sections"); 15455714Skris if (Opts.AsmVerbose) 15555714Skris Res.push_back("-masm-verbose"); 15655714Skris if (!Opts.CodeModel.empty()) { 15755714Skris Res.push_back("-mcode-model"); 15855714Skris Res.push_back(Opts.CodeModel); 15955714Skris } 16055714Skris if (!Opts.CXAAtExit) 16155714Skris Res.push_back("-fno-use-cxa-atexit"); 16255714Skris if (Opts.CXXCtorDtorAliases) 16355714Skris Res.push_back("-mconstructor-aliases"); 16455714Skris if (!Opts.DebugPass.empty()) { 165109998Smarkm Res.push_back("-mdebug-pass"); 166109998Smarkm Res.push_back(Opts.DebugPass); 167109998Smarkm } 168109998Smarkm if (Opts.DisableFPElim) 16955714Skris Res.push_back("-mdisable-fp-elim"); 17055714Skris if (!Opts.FloatABI.empty()) { 17155714Skris Res.push_back("-mfloat-abi"); 17255714Skris Res.push_back(Opts.FloatABI); 17355714Skris } 17455714Skris if (!Opts.LimitFloatPrecision.empty()) { 17555714Skris Res.push_back("-mlimit-float-precision"); 17655714Skris Res.push_back(Opts.LimitFloatPrecision); 17755714Skris } 17855714Skris if (Opts.NoZeroInitializedInBSS) 17955714Skris Res.push_back("-mno-zero-initialized-bss"); 18055714Skris switch (Opts.getObjCDispatchMethod()) { 18155714Skris case CodeGenOptions::Legacy: 18255714Skris break; 18355714Skris case CodeGenOptions::Mixed: 18455714Skris Res.push_back("-fobjc-dispatch-method=mixed"); 18555714Skris break; 18655714Skris case CodeGenOptions::NonLegacy: 18755714Skris Res.push_back("-fobjc-dispatch-method=non-legacy"); 18855714Skris break; 18955714Skris } 19055714Skris if (Opts.RelaxAll) 19155714Skris Res.push_back("-mrelax-all"); 192111147Snectar if (Opts.SoftFloat) 19355714Skris Res.push_back("-msoft-float"); 19455714Skris if (Opts.UnwindTables) 19555714Skris Res.push_back("-munwind-tables"); 19655714Skris if (Opts.RelocationModel != "pic") { 19755714Skris Res.push_back("-mrelocation-model"); 19855714Skris Res.push_back(Opts.RelocationModel); 19955714Skris } 20055714Skris if (!Opts.VerifyModule) 20155714Skris Res.push_back("-disable-llvm-verifier"); 20255714Skris} 20355714Skris 20455714Skrisstatic void DependencyOutputOptsToArgs(const DependencyOutputOptions &Opts, 20555714Skris std::vector<std::string> &Res) { 20655714Skris if (Opts.IncludeSystemHeaders) 20755714Skris Res.push_back("-sys-header-deps"); 20855714Skris if (Opts.UsePhonyTargets) 209111147Snectar Res.push_back("-MP"); 210111147Snectar if (!Opts.OutputFile.empty()) { 211111147Snectar Res.push_back("-dependency-file"); 212111147Snectar Res.push_back(Opts.OutputFile); 21355714Skris } 21472613Skris for (unsigned i = 0, e = Opts.Targets.size(); i != e; ++i) { 21555714Skris Res.push_back("-MT"); 21655714Skris Res.push_back(Opts.Targets[i]); 21755714Skris } 21855714Skris} 21955714Skris 22055714Skrisstatic void DiagnosticOptsToArgs(const DiagnosticOptions &Opts, 22155714Skris std::vector<std::string> &Res) { 22255714Skris if (Opts.IgnoreWarnings) 22355714Skris Res.push_back("-w"); 22455714Skris if (Opts.NoRewriteMacros) 22589837Skris Res.push_back("-Wno-rewrite-macros"); 22689837Skris if (Opts.Pedantic) 22789837Skris Res.push_back("-pedantic"); 22889837Skris if (Opts.PedanticErrors) 22955714Skris Res.push_back("-pedantic-errors"); 23089837Skris if (!Opts.ShowColumn) 23189837Skris Res.push_back("-fno-show-column"); 23289837Skris if (!Opts.ShowLocation) 23389837Skris Res.push_back("-fno-show-source-location"); 23489837Skris if (!Opts.ShowCarets) 23589837Skris Res.push_back("-fno-caret-diagnostics"); 23689837Skris if (!Opts.ShowFixits) 23789837Skris Res.push_back("-fno-diagnostics-fixit-info"); 23889837Skris if (Opts.ShowSourceRanges) 23989837Skris Res.push_back("-fdiagnostics-print-source-range-info"); 24089837Skris if (Opts.ShowColors) 24189837Skris Res.push_back("-fcolor-diagnostics"); 24255714Skris if (Opts.VerifyDiagnostics) 24355714Skris Res.push_back("-verify"); 24455714Skris if (Opts.BinaryOutput) 24589837Skris Res.push_back("-fdiagnostics-binary"); 24668651Skris if (Opts.ShowOptionNames) 24768651Skris Res.push_back("-fdiagnostics-show-option"); 24855714Skris if (Opts.ShowCategories == 1) 24989837Skris Res.push_back("-fdiagnostics-show-category=id"); 25089837Skris else if (Opts.ShowCategories == 2) 25189837Skris Res.push_back("-fdiagnostics-show-category=name"); 25255714Skris if (Opts.ErrorLimit) { 25368651Skris Res.push_back("-ferror-limit"); 25455714Skris Res.push_back(llvm::utostr(Opts.ErrorLimit)); 25555714Skris } 25655714Skris if (Opts.MacroBacktraceLimit 25755714Skris != DiagnosticOptions::DefaultMacroBacktraceLimit) { 25855714Skris Res.push_back("-fmacro-backtrace-limit"); 25955714Skris Res.push_back(llvm::utostr(Opts.MacroBacktraceLimit)); 26055714Skris } 26155714Skris if (Opts.TemplateBacktraceLimit 26255714Skris != DiagnosticOptions::DefaultTemplateBacktraceLimit) { 26359191Skris Res.push_back("-ftemplate-backtrace-limit"); 26459191Skris Res.push_back(llvm::utostr(Opts.TemplateBacktraceLimit)); 26559191Skris } 26659191Skris 26789837Skris if (Opts.TabStop != DiagnosticOptions::DefaultTabStop) { 268109998Smarkm Res.push_back("-ftabstop"); 269109998Smarkm Res.push_back(llvm::utostr(Opts.TabStop)); 270109998Smarkm } 271109998Smarkm if (Opts.MessageLength) { 272109998Smarkm Res.push_back("-fmessage-length"); 273109998Smarkm Res.push_back(llvm::utostr(Opts.MessageLength)); 274109998Smarkm } 275109998Smarkm if (!Opts.DumpBuildInformation.empty()) { 276109998Smarkm Res.push_back("-dump-build-information"); 27789837Skris Res.push_back(Opts.DumpBuildInformation); 27889837Skris } 27955714Skris for (unsigned i = 0, e = Opts.Warnings.size(); i != e; ++i) 28068651Skris Res.push_back("-W" + Opts.Warnings[i]); 28155714Skris} 28255714Skris 28355714Skrisstatic const char *getInputKindName(FrontendOptions::InputKind Kind) { 28455714Skris switch (Kind) { 28555714Skris case FrontendOptions::IK_None: break; 28655714Skris case FrontendOptions::IK_AST: return "ast"; 28755714Skris case FrontendOptions::IK_Asm: return "assembler-with-cpp"; 28855714Skris case FrontendOptions::IK_C: return "c"; 28955714Skris case FrontendOptions::IK_CXX: return "c++"; 29055714Skris case FrontendOptions::IK_ObjC: return "objective-c"; 291142425Snectar case FrontendOptions::IK_ObjCXX: return "objective-c++"; 292142425Snectar case FrontendOptions::IK_OpenCL: return "cl"; 293142425Snectar case FrontendOptions::IK_PreprocessedC: return "cpp-output"; 294142425Snectar case FrontendOptions::IK_PreprocessedCXX: return "c++-cpp-output"; 295142425Snectar case FrontendOptions::IK_PreprocessedObjC: return "objective-c-cpp-output"; 296142425Snectar case FrontendOptions::IK_PreprocessedObjCXX:return "objective-c++-cpp-output"; 297142425Snectar } 298142425Snectar 29955714Skris llvm_unreachable("Unexpected language kind!"); 30055714Skris return 0; 30155714Skris} 30255714Skris 30355714Skrisstatic const char *getActionName(frontend::ActionKind Kind) { 30455714Skris switch (Kind) { 30555714Skris case frontend::PluginAction: 30655714Skris case frontend::InheritanceView: 30755714Skris llvm_unreachable("Invalid kind!"); 30855714Skris 30955714Skris case frontend::ASTDump: return "-ast-dump"; 31055714Skris case frontend::ASTPrint: return "-ast-print"; 31155714Skris case frontend::ASTPrintXML: return "-ast-print-xml"; 31255714Skris case frontend::ASTView: return "-ast-view"; 31355714Skris case frontend::BoostCon: return "-boostcon"; 31455714Skris case frontend::DumpRawTokens: return "-dump-raw-tokens"; 31555714Skris case frontend::DumpTokens: return "-dump-tokens"; 31655714Skris case frontend::EmitAssembly: return "-S"; 31755714Skris case frontend::EmitBC: return "-emit-llvm-bc"; 31855714Skris case frontend::EmitHTML: return "-emit-html"; 31955714Skris case frontend::EmitLLVM: return "-emit-llvm"; 32055714Skris case frontend::EmitLLVMOnly: return "-emit-llvm-only"; 32155714Skris case frontend::EmitCodeGenOnly: return "-emit-codegen-only"; 32255714Skris case frontend::EmitObj: return "-emit-obj"; 32355714Skris case frontend::FixIt: return "-fixit"; 32455714Skris case frontend::GeneratePCH: return "-emit-pch"; 32555714Skris case frontend::GeneratePTH: return "-emit-pth"; 32655714Skris case frontend::InitOnly: return "-init-only"; 32755714Skris case frontend::ParseNoop: return "-parse-noop"; 32855714Skris case frontend::ParsePrintCallbacks: return "-parse-print-callbacks"; 32955714Skris case frontend::ParseSyntaxOnly: return "-fsyntax-only"; 33055714Skris case frontend::PrintDeclContext: return "-print-decl-contexts"; 33155714Skris case frontend::PrintPreprocessedInput: return "-E"; 33255714Skris case frontend::RewriteMacros: return "-rewrite-macros"; 33355714Skris case frontend::RewriteObjC: return "-rewrite-objc"; 33455714Skris case frontend::RewriteTest: return "-rewrite-test"; 33568651Skris case frontend::RunAnalysis: return "-analyze"; 33668651Skris case frontend::RunPreprocessorOnly: return "-Eonly"; 33768651Skris } 33868651Skris 339160814Ssimon llvm_unreachable("Unexpected language kind!"); 340160814Ssimon return 0; 341160814Ssimon} 34289837Skris 343100928Snectarstatic void FrontendOptsToArgs(const FrontendOptions &Opts, 344100928Snectar std::vector<std::string> &Res) { 345100928Snectar if (!Opts.DebugCodeCompletionPrinter) 346100928Snectar Res.push_back("-no-code-completion-debug-printer"); 347100928Snectar if (Opts.DisableFree) 348100928Snectar Res.push_back("-disable-free"); 349100928Snectar if (Opts.RelocatablePCH) 350100928Snectar Res.push_back("-relocatable-pch"); 351100928Snectar if (Opts.ShowHelp) 35289837Skris Res.push_back("-help"); 35389837Skris if (Opts.ShowMacrosInCodeCompletion) 354100928Snectar Res.push_back("-code-completion-macros"); 355100928Snectar if (Opts.ShowCodePatternsInCodeCompletion) 356100928Snectar Res.push_back("-code-completion-patterns"); 357100928Snectar if (Opts.ShowStats) 358100928Snectar Res.push_back("-print-stats"); 359100928Snectar if (Opts.ShowTimers) 360100928Snectar Res.push_back("-ftime-report"); 361109998Smarkm if (Opts.ShowVersion) 362109998Smarkm Res.push_back("-version"); 363109998Smarkm 364109998Smarkm bool NeedLang = false; 36555714Skris for (unsigned i = 0, e = Opts.Inputs.size(); i != e; ++i) 36655714Skris if (FrontendOptions::getInputKindForExtension(Opts.Inputs[i].second) != 36755714Skris Opts.Inputs[i].first) 36855714Skris NeedLang = true; 36955714Skris if (NeedLang) { 37055714Skris Res.push_back("-x"); 37155714Skris Res.push_back(getInputKindName(Opts.Inputs[0].first)); 37255714Skris } 37355714Skris for (unsigned i = 0, e = Opts.Inputs.size(); i != e; ++i) { 37455714Skris assert((!NeedLang || Opts.Inputs[i].first == Opts.Inputs[0].first) && 37555714Skris "Unable to represent this input vector!"); 37655714Skris Res.push_back(Opts.Inputs[i].second); 37755714Skris } 37855714Skris 37955714Skris if (!Opts.OutputFile.empty()) { 38055714Skris Res.push_back("-o"); 38155714Skris Res.push_back(Opts.OutputFile); 38255714Skris } 38355714Skris if (!Opts.ViewClassInheritance.empty()) { 38455714Skris Res.push_back("-cxx-inheritance-view"); 38555714Skris Res.push_back(Opts.ViewClassInheritance); 38655714Skris } 38755714Skris if (!Opts.CodeCompletionAt.FileName.empty()) { 38855714Skris Res.push_back("-code-completion-at"); 38955714Skris Res.push_back(Opts.CodeCompletionAt.FileName + ":" + 39055714Skris llvm::utostr(Opts.CodeCompletionAt.Line) + ":" + 39155714Skris llvm::utostr(Opts.CodeCompletionAt.Column)); 39255714Skris } 39355714Skris if (Opts.ProgramAction != frontend::InheritanceView && 39455714Skris Opts.ProgramAction != frontend::PluginAction) 39555714Skris Res.push_back(getActionName(Opts.ProgramAction)); 39655714Skris if (!Opts.ActionName.empty()) { 39755714Skris Res.push_back("-plugin"); 39855714Skris Res.push_back(Opts.ActionName); 39955714Skris } 40055714Skris for (unsigned i = 0, e = Opts.Plugins.size(); i != e; ++i) { 40155714Skris Res.push_back("-load"); 40255714Skris Res.push_back(Opts.Plugins[i]); 40355714Skris } 404100936Snectar for (unsigned i = 0, e = Opts.ASTMergeFiles.size(); i != e; ++i) { 40555714Skris Res.push_back("-ast-merge"); 40655714Skris Res.push_back(Opts.ASTMergeFiles[i]); 407101618Snectar } 408101618Snectar for (unsigned i = 0, e = Opts.LLVMArgs.size(); i != e; ++i) { 409160814Ssimon Res.push_back("-mllvm"); 410100936Snectar Res.push_back(Opts.LLVMArgs[i]); 411100936Snectar } 412100936Snectar} 41355714Skris 41455714Skrisstatic void HeaderSearchOptsToArgs(const HeaderSearchOptions &Opts, 41555714Skris std::vector<std::string> &Res) { 41655714Skris if (Opts.Sysroot != "/") { 41755714Skris Res.push_back("-isysroot"); 418101613Snectar Res.push_back(Opts.Sysroot); 419100936Snectar } 420100936Snectar 421100936Snectar /// User specified include entries. 422100936Snectar for (unsigned i = 0, e = Opts.UserEntries.size(); i != e; ++i) { 423100936Snectar const HeaderSearchOptions::Entry &E = Opts.UserEntries[i]; 424127128Snectar if (E.IsFramework && (E.Group != frontend::Angled || !E.IsUserSupplied)) 425127128Snectar llvm::report_fatal_error("Invalid option set!"); 426127128Snectar if (E.IsUserSupplied) { 427127128Snectar if (E.Group == frontend::After) { 428100936Snectar Res.push_back("-idirafter"); 429100936Snectar } else if (E.Group == frontend::Quoted) { 430100936Snectar Res.push_back("-iquote"); 431100936Snectar } else if (E.Group == frontend::System) { 43255714Skris Res.push_back("-isystem"); 433109998Smarkm } else { 434109998Smarkm assert(E.Group == frontend::Angled && "Invalid group!"); 435109998Smarkm Res.push_back(E.IsFramework ? "-F" : "-I"); 436109998Smarkm } 437109998Smarkm } else { 438109998Smarkm if (E.Group != frontend::Angled && E.Group != frontend::System) 439109998Smarkm llvm::report_fatal_error("Invalid option set!"); 440109998Smarkm Res.push_back(E.Group == frontend::Angled ? "-iwithprefixbefore" : 441109998Smarkm "-iwithprefix"); 44259191Skris } 44355714Skris Res.push_back(E.Path); 44455714Skris } 44555714Skris 44655714Skris if (!Opts.EnvIncPath.empty()) { 447160814Ssimon // FIXME: Provide an option for this, and move env detection to driver. 44855714Skris llvm::report_fatal_error("Not yet implemented!"); 44955714Skris } 45055714Skris if (!Opts.CEnvIncPath.empty()) { 45155714Skris // FIXME: Provide an option for this, and move env detection to driver. 45255714Skris llvm::report_fatal_error("Not yet implemented!"); 45355714Skris } 45455714Skris if (!Opts.ObjCEnvIncPath.empty()) { 45555714Skris // FIXME: Provide an option for this, and move env detection to driver. 45655714Skris llvm::report_fatal_error("Not yet implemented!"); 45759191Skris } 45859191Skris if (!Opts.CXXEnvIncPath.empty()) { 45959191Skris // FIXME: Provide an option for this, and move env detection to driver. 46059191Skris llvm::report_fatal_error("Not yet implemented!"); 46159191Skris } 46259191Skris if (!Opts.ObjCXXEnvIncPath.empty()) { 46359191Skris // FIXME: Provide an option for this, and move env detection to driver. 46459191Skris llvm::report_fatal_error("Not yet implemented!"); 46559191Skris } 46659191Skris if (!Opts.ResourceDir.empty()) { 46759191Skris Res.push_back("-resource-dir"); 46859191Skris Res.push_back(Opts.ResourceDir); 46959191Skris } 470111147Snectar if (!Opts.UseStandardIncludes) 471120631Snectar Res.push_back("-nostdinc"); 472111147Snectar if (!Opts.UseStandardCXXIncludes) 473111147Snectar Res.push_back("-nostdinc++"); 47455714Skris if (Opts.Verbose) 47555714Skris Res.push_back("-v"); 47655714Skris} 47755714Skris 47855714Skrisstatic void LangOptsToArgs(const LangOptions &Opts, 47955714Skris std::vector<std::string> &Res) { 48055714Skris LangOptions DefaultLangOpts; 48155714Skris 48255714Skris // FIXME: Need to set -std to get all the implicit options. 48355714Skris 48455714Skris // FIXME: We want to only pass options relative to the defaults, which 48555714Skris // requires constructing a target. :( 486120631Snectar // 48755714Skris // It would be better to push the all target specific choices into the driver, 48855714Skris // so that everything below that was more uniform. 48955714Skris 49055714Skris if (Opts.Trigraphs) 49155714Skris Res.push_back("-trigraphs"); 49255714Skris // Implicit based on the input kind: 49355714Skris // AsmPreprocessor, CPlusPlus, ObjC1, ObjC2, OpenCL 494160814Ssimon // Implicit based on the input language standard: 495160814Ssimon // BCPLComment, C99, CPlusPlus0x, Digraphs, GNUInline, ImplicitInt, GNUMode 496160814Ssimon if (Opts.DollarIdents) 497160814Ssimon Res.push_back("-fdollars-in-identifiers"); 498160814Ssimon if (Opts.GNUMode && !Opts.GNUKeywords) 499160814Ssimon Res.push_back("-fno-gnu-keywords"); 500160814Ssimon if (!Opts.GNUMode && Opts.GNUKeywords) 50155714Skris Res.push_back("-fgnu-keywords"); 50255714Skris if (Opts.Microsoft) 50355714Skris Res.push_back("-fms-extensions"); 50455714Skris if (Opts.ObjCNonFragileABI) 50576866Skris Res.push_back("-fobjc-nonfragile-abi"); 506160814Ssimon if (Opts.ObjCNonFragileABI2) 507109998Smarkm Res.push_back("-fobjc-nonfragile-abi2"); 508160814Ssimon // NoInline is implicit. 509109998Smarkm if (!Opts.CXXOperatorNames) 510160814Ssimon Res.push_back("-fno-operator-names"); 511160814Ssimon if (Opts.PascalStrings) 512160814Ssimon Res.push_back("-fpascal-strings"); 513160814Ssimon if (Opts.CatchUndefined) 514160814Ssimon Res.push_back("-fcatch-undefined-behavior"); 515160814Ssimon if (Opts.WritableStrings) 516160814Ssimon Res.push_back("-fwritable-strings"); 51755714Skris if (Opts.ConstStrings) 51855714Skris Res.push_back("-Wwrite-strings"); 519160814Ssimon if (!Opts.LaxVectorConversions) 520160814Ssimon Res.push_back("-fno-lax-vector-conversions"); 521160814Ssimon if (Opts.AltiVec) 52259191Skris Res.push_back("-faltivec"); 523160814Ssimon if (Opts.Exceptions) 52459191Skris Res.push_back("-fexceptions"); 525160814Ssimon if (Opts.SjLjExceptions) 52659191Skris Res.push_back("-fsjlj-exceptions"); 52759191Skris if (!Opts.RTTI) 52859191Skris Res.push_back("-fno-rtti"); 52959191Skris if (!Opts.NeXTRuntime) 53059191Skris Res.push_back("-fgnu-runtime"); 53159191Skris if (Opts.Freestanding) 532160814Ssimon Res.push_back("-ffreestanding"); 53359191Skris if (Opts.NoBuiltin) 53459191Skris Res.push_back("-fno-builtin"); 53559191Skris if (!Opts.AssumeSaneOperatorNew) 536160814Ssimon Res.push_back("-fno-assume-sane-operator-new"); 537160814Ssimon if (!Opts.ThreadsafeStatics) 538160814Ssimon Res.push_back("-fno-threadsafe-statics"); 539160814Ssimon if (Opts.POSIXThreads) 540160814Ssimon Res.push_back("-pthread"); 541160814Ssimon if (Opts.Blocks) 542160814Ssimon Res.push_back("-fblocks"); 543160814Ssimon if (Opts.EmitAllDecls) 54489837Skris Res.push_back("-femit-all-decls"); 54559191Skris if (Opts.MathErrno) 54659191Skris Res.push_back("-fmath-errno"); 54755714Skris if (Opts.OverflowChecking) 548111147Snectar Res.push_back("-ftrapv"); 549109998Smarkm if (Opts.HeinousExtensions) 550109998Smarkm Res.push_back("-fheinous-gnu-extensions"); 551160814Ssimon // Optimize is implicit. 552109998Smarkm // OptimizeSize is implicit. 553160814Ssimon if (Opts.Static) 554109998Smarkm Res.push_back("-static-define"); 55555714Skris if (Opts.DumpRecordLayouts) 55655714Skris Res.push_back("-fdump-record-layouts"); 557160814Ssimon if (Opts.DumpVTableLayouts) 55855714Skris Res.push_back("-fdump-vtable-layouts"); 55955714Skris if (Opts.NoBitFieldTypeAlign) 56055714Skris Res.push_back("-fno-bitfield-type-alignment"); 56155714Skris if (Opts.SjLjExceptions) 562160814Ssimon Res.push_back("-fsjlj-exceptions"); 56355714Skris if (Opts.PICLevel) { 564160814Ssimon Res.push_back("-pic-level"); 565160814Ssimon Res.push_back(llvm::utostr(Opts.PICLevel)); 566160814Ssimon } 567160814Ssimon if (Opts.ObjCGCBitmapPrint) 568160814Ssimon Res.push_back("-print-ivar-layout"); 569100928Snectar if (Opts.NoConstantCFStrings) 570100928Snectar Res.push_back("-fno-constant-cfstrings"); 571100928Snectar if (!Opts.AccessControl) 572100928Snectar Res.push_back("-fno-access-control"); 573100928Snectar if (!Opts.CharIsSigned) 574100928Snectar Res.push_back("-fno-signed-char"); 575100928Snectar if (Opts.ShortWChar) 576100928Snectar Res.push_back("-fshort-wchar"); 577100928Snectar if (!Opts.ElideConstructors) 578100928Snectar Res.push_back("-fno-elide-constructors"); 579100928Snectar if (Opts.getGCMode() != LangOptions::NonGC) { 580100928Snectar if (Opts.getGCMode() == LangOptions::HybridGC) { 581160814Ssimon Res.push_back("-fobjc-gc"); 582100928Snectar } else { 583100928Snectar assert(Opts.getGCMode() == LangOptions::GCOnly && "Invalid GC mode!"); 584160814Ssimon Res.push_back("-fobjc-gc-only"); 585160814Ssimon } 586160814Ssimon } 587160814Ssimon if (Opts.getVisibilityMode() != LangOptions::Default) { 588160814Ssimon Res.push_back("-fvisibility"); 589109998Smarkm if (Opts.getVisibilityMode() == LangOptions::Hidden) { 590160814Ssimon Res.push_back("hidden"); 591109998Smarkm } else { 592109998Smarkm assert(Opts.getVisibilityMode() == LangOptions::Protected && 593160814Ssimon "Invalid visibility!"); 594109998Smarkm Res.push_back("protected"); 595109998Smarkm } 596160814Ssimon } 597109998Smarkm if (Opts.getStackProtectorMode() != 0) { 598109998Smarkm Res.push_back("-stack-protector"); 599160814Ssimon Res.push_back(llvm::utostr(Opts.getStackProtectorMode())); 600109998Smarkm } 601109998Smarkm if (Opts.InstantiationDepth != DefaultLangOpts.InstantiationDepth) { 60255714Skris Res.push_back("-ftemplate-depth"); 603160814Ssimon Res.push_back(llvm::utostr(Opts.InstantiationDepth)); 60468651Skris } 605109998Smarkm if (!Opts.ObjCConstantStringClass.empty()) { 60655714Skris Res.push_back("-fconstant-string-class"); 607109998Smarkm Res.push_back(Opts.ObjCConstantStringClass); 608109998Smarkm } 60955714Skris} 61055714Skris 611160814Ssimonstatic void PreprocessorOptsToArgs(const PreprocessorOptions &Opts, 612109998Smarkm std::vector<std::string> &Res) { 613160814Ssimon for (unsigned i = 0, e = Opts.Macros.size(); i != e; ++i) 614109998Smarkm Res.push_back(std::string(Opts.Macros[i].second ? "-U" : "-D") + 615109998Smarkm Opts.Macros[i].first); 616109998Smarkm for (unsigned i = 0, e = Opts.Includes.size(); i != e; ++i) { 617109998Smarkm // FIXME: We need to avoid reincluding the implicit PCH and PTH includes. 618109998Smarkm Res.push_back("-include"); 619109998Smarkm Res.push_back(Opts.Includes[i]); 620109998Smarkm } 621109998Smarkm for (unsigned i = 0, e = Opts.MacroIncludes.size(); i != e; ++i) { 622109998Smarkm Res.push_back("-imacros"); 623160814Ssimon Res.push_back(Opts.MacroIncludes[i]); 624109998Smarkm } 625160814Ssimon if (!Opts.UsePredefines) 626109998Smarkm Res.push_back("-undef"); 627109998Smarkm if (Opts.DetailedRecord) 628109998Smarkm Res.push_back("-detailed-preprocessing-record"); 629109998Smarkm if (!Opts.ImplicitPCHInclude.empty()) { 630109998Smarkm Res.push_back("-include-pch"); 631160814Ssimon Res.push_back(Opts.ImplicitPCHInclude); 632109998Smarkm } 633160814Ssimon if (!Opts.ImplicitPTHInclude.empty()) { 634109998Smarkm Res.push_back("-include-pth"); 635109998Smarkm Res.push_back(Opts.ImplicitPTHInclude); 63655714Skris } 637109998Smarkm if (!Opts.TokenCache.empty()) { 63868651Skris if (Opts.ImplicitPTHInclude.empty()) { 63968651Skris Res.push_back("-token-cache"); 64068651Skris Res.push_back(Opts.TokenCache); 641160814Ssimon } else 642160814Ssimon assert(Opts.ImplicitPTHInclude == Opts.TokenCache && 643160814Ssimon "Unsupported option combination!"); 644160814Ssimon } 645160814Ssimon for (unsigned i = 0, e = Opts.RemappedFiles.size(); i != e; ++i) { 646160814Ssimon Res.push_back("-remap-file"); 647160814Ssimon Res.push_back(Opts.RemappedFiles[i].first + ";" + 648160814Ssimon Opts.RemappedFiles[i].second); 649160814Ssimon } 650160814Ssimon} 651160814Ssimon 652160814Ssimonstatic void PreprocessorOutputOptsToArgs(const PreprocessorOutputOptions &Opts, 653160814Ssimon std::vector<std::string> &Res) { 654160814Ssimon if (!Opts.ShowCPP && !Opts.ShowMacros) 655160814Ssimon llvm::report_fatal_error("Invalid option combination!"); 656160814Ssimon 657160814Ssimon if (Opts.ShowCPP && Opts.ShowMacros) 658160814Ssimon Res.push_back("-dD"); 659160814Ssimon else if (!Opts.ShowCPP && Opts.ShowMacros) 660160814Ssimon Res.push_back("-dM"); 661160814Ssimon 662160814Ssimon if (!Opts.ShowLineMarkers) 663160814Ssimon Res.push_back("-P"); 664160814Ssimon if (Opts.ShowComments) 665160814Ssimon Res.push_back("-C"); 666160814Ssimon if (Opts.ShowMacroComments) 667160814Ssimon Res.push_back("-CC"); 668160814Ssimon} 669160814Ssimon 670160814Ssimonstatic void TargetOptsToArgs(const TargetOptions &Opts, 671160814Ssimon std::vector<std::string> &Res) { 672160814Ssimon Res.push_back("-triple"); 673160814Ssimon Res.push_back(Opts.Triple); 674160814Ssimon if (!Opts.CPU.empty()) { 675160814Ssimon Res.push_back("-target-cpu"); 67689837Skris Res.push_back(Opts.CPU); 677160814Ssimon } 67889837Skris if (!Opts.ABI.empty()) { 679160814Ssimon Res.push_back("-target-abi"); 68089837Skris Res.push_back(Opts.ABI); 68189837Skris } 682160814Ssimon for (unsigned i = 0, e = Opts.Features.size(); i != e; ++i) { 683160814Ssimon Res.push_back("-target-feature"); 684142425Snectar Res.push_back(Opts.Features[i]); 685142425Snectar } 686142425Snectar} 687142425Snectar 68855714Skrisvoid CompilerInvocation::toArgs(std::vector<std::string> &Res) { 68955714Skris AnalyzerOptsToArgs(getAnalyzerOpts(), Res); 69055714Skris CodeGenOptsToArgs(getCodeGenOpts(), Res); 691100936Snectar DependencyOutputOptsToArgs(getDependencyOutputOpts(), Res); 692160814Ssimon DiagnosticOptsToArgs(getDiagnosticOpts(), Res); 693127128Snectar FrontendOptsToArgs(getFrontendOpts(), Res); 694100936Snectar HeaderSearchOptsToArgs(getHeaderSearchOpts(), Res); 695109998Smarkm LangOptsToArgs(getLangOpts(), Res); 696109998Smarkm PreprocessorOptsToArgs(getPreprocessorOpts(), Res); 697109998Smarkm PreprocessorOutputOptsToArgs(getPreprocessorOutputOpts(), Res); 698109998Smarkm TargetOptsToArgs(getTargetOpts(), Res); 699109998Smarkm} 700109998Smarkm 701111147Snectar//===----------------------------------------------------------------------===// 702111147Snectar// Deserialization (to args) 703127128Snectar//===----------------------------------------------------------------------===// 704160814Ssimon 705111147Snectarusing namespace clang::driver; 706160814Ssimonusing namespace clang::driver::cc1options; 707109998Smarkm 708109998Smarkm// 709109998Smarkm 710160814Ssimonstatic void ParseAnalyzerArgs(AnalyzerOptions &Opts, ArgList &Args, 711109998Smarkm Diagnostic &Diags) { 712109998Smarkm using namespace cc1options; 713109998Smarkm 714160814Ssimon Opts.AnalysisList.clear(); 715109998Smarkm#define ANALYSIS(NAME, CMDFLAG, DESC, SCOPE) \ 716160814Ssimon if (Args.hasArg(OPT_analysis_##NAME)) Opts.AnalysisList.push_back(NAME); 717109998Smarkm#include "clang/Frontend/Analyses.def" 718109998Smarkm 719109998Smarkm if (Arg *A = Args.getLastArg(OPT_analyzer_store)) { 720160814Ssimon llvm::StringRef Name = A->getValue(Args); 721109998Smarkm AnalysisStores Value = llvm::StringSwitch<AnalysisStores>(Name) 722160814Ssimon#define ANALYSIS_STORE(NAME, CMDFLAG, DESC, CREATFN) \ 723109998Smarkm .Case(CMDFLAG, NAME##Model) 724109998Smarkm#include "clang/Frontend/Analyses.def" 725109998Smarkm .Default(NumStores); 726100936Snectar // FIXME: Error handling. 72759191Skris if (Value == NumStores) 728160814Ssimon Diags.Report(diag::err_drv_invalid_value) 729160814Ssimon << Args.getLastArg(OPT_O)->getAsString(Args) << Name; 730160814Ssimon else 731160814Ssimon Opts.AnalysisStoreOpt = Value; 732160814Ssimon } 733160814Ssimon 734160814Ssimon if (Arg *A = Args.getLastArg(OPT_analyzer_constraints)) { 735160814Ssimon llvm::StringRef Name = A->getValue(Args); 736160814Ssimon AnalysisConstraints Value = llvm::StringSwitch<AnalysisConstraints>(Name) 737160814Ssimon#define ANALYSIS_CONSTRAINTS(NAME, CMDFLAG, DESC, CREATFN) \ 738160814Ssimon .Case(CMDFLAG, NAME##Model) 739160814Ssimon#include "clang/Frontend/Analyses.def" 740160814Ssimon .Default(NumConstraints); 741160814Ssimon // FIXME: Error handling. 742160814Ssimon if (Value == NumConstraints) 743160814Ssimon Diags.Report(diag::err_drv_invalid_value) 744160814Ssimon << Args.getLastArg(OPT_O)->getAsString(Args) << Name; 745160814Ssimon else 746160814Ssimon Opts.AnalysisConstraintsOpt = Value; 747160814Ssimon } 748160814Ssimon 749160814Ssimon if (Arg *A = Args.getLastArg(OPT_analyzer_output)) { 750160814Ssimon llvm::StringRef Name = A->getValue(Args); 751160814Ssimon AnalysisDiagClients Value = llvm::StringSwitch<AnalysisDiagClients>(Name) 752160814Ssimon#define ANALYSIS_DIAGNOSTICS(NAME, CMDFLAG, DESC, CREATFN, AUTOCREAT) \ 753160814Ssimon .Case(CMDFLAG, PD_##NAME) 75455714Skris#include "clang/Frontend/Analyses.def" 75555714Skris .Default(NUM_ANALYSIS_DIAG_CLIENTS); 75668651Skris // FIXME: Error handling. 757100928Snectar if (Value == NUM_ANALYSIS_DIAG_CLIENTS) 758100928Snectar Diags.Report(diag::err_drv_invalid_value) 759100928Snectar << Args.getLastArg(OPT_O)->getAsString(Args) << Name; 760100928Snectar else 761109998Smarkm Opts.AnalysisDiagOpt = Value; 76255714Skris } 76355714Skris 76455714Skris Opts.VisualizeEGDot = Args.hasArg(OPT_analyzer_viz_egraph_graphviz); 765109998Smarkm Opts.VisualizeEGUbi = Args.hasArg(OPT_analyzer_viz_egraph_ubigraph); 766109998Smarkm Opts.AnalyzeAll = Args.hasArg(OPT_analyzer_opt_analyze_headers); 767109998Smarkm Opts.AnalyzerDisplayProgress = Args.hasArg(OPT_analyzer_display_progress); 768109998Smarkm Opts.AnalyzeNestedBlocks = 769109998Smarkm Args.hasArg(OPT_analyzer_opt_analyze_nested_blocks); 770109998Smarkm Opts.PurgeDead = !Args.hasArg(OPT_analyzer_no_purge_dead); 77159191Skris Opts.EagerlyAssume = Args.hasArg(OPT_analyzer_eagerly_assume); 772109998Smarkm Opts.AnalyzeSpecificFunction = Args.getLastArgValue(OPT_analyze_function); 773109998Smarkm Opts.EnableExperimentalChecks = Args.hasArg(OPT_analyzer_experimental_checks); 774109998Smarkm Opts.EnableExperimentalInternalChecks = 775109998Smarkm Args.hasArg(OPT_analyzer_experimental_internal_checks); 77659191Skris Opts.TrimGraph = Args.hasArg(OPT_trim_egraph); 77755714Skris Opts.MaxNodes = Args.getLastArgIntValue(OPT_analyzer_max_nodes, 150000,Diags); 77855714Skris Opts.MaxLoop = Args.getLastArgIntValue(OPT_analyzer_max_loop, 3, Diags); 77955714Skris Opts.InlineCall = Args.hasArg(OPT_analyzer_inline_call); 780160814Ssimon} 781160814Ssimon 78255714Skrisstatic void ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, 783160814Ssimon Diagnostic &Diags) { 78455714Skris using namespace cc1options; 78555714Skris // -Os implies -O2 78655714Skris if (Args.hasArg(OPT_Os)) 78755714Skris Opts.OptimizationLevel = 2; 78855714Skris else { 78955714Skris Opts.OptimizationLevel = Args.getLastArgIntValue(OPT_O, 0, Diags); 79055714Skris if (Opts.OptimizationLevel > 3) { 79155714Skris Diags.Report(diag::err_drv_invalid_value) 79255714Skris << Args.getLastArg(OPT_O)->getAsString(Args) << Opts.OptimizationLevel; 79355714Skris Opts.OptimizationLevel = 3; 79455714Skris } 79555714Skris } 79655714Skris 797109998Smarkm // We must always run at least the always inlining pass. 79855714Skris Opts.Inlining = (Opts.OptimizationLevel > 1) ? CodeGenOptions::NormalInlining 79955714Skris : CodeGenOptions::OnlyAlwaysInlining; 80055714Skris 80155714Skris Opts.DebugInfo = Args.hasArg(OPT_g); 80255714Skris Opts.DisableLLVMOpts = Args.hasArg(OPT_disable_llvm_optzns); 80355714Skris Opts.DisableRedZone = Args.hasArg(OPT_disable_red_zone); 80455714Skris Opts.DwarfDebugFlags = Args.getLastArgValue(OPT_dwarf_debug_flags); 805109998Smarkm Opts.MergeAllConstants = !Args.hasArg(OPT_fno_merge_all_constants); 806109998Smarkm Opts.NoCommon = Args.hasArg(OPT_fno_common); 807109998Smarkm Opts.NoImplicitFloat = Args.hasArg(OPT_no_implicit_float); 808109998Smarkm Opts.OptimizeSize = Args.hasArg(OPT_Os); 809109998Smarkm Opts.UnrollLoops = (Opts.OptimizationLevel > 1 && !Opts.OptimizeSize); 810109998Smarkm 811109998Smarkm Opts.AsmVerbose = Args.hasArg(OPT_masm_verbose); 812109998Smarkm Opts.CXAAtExit = !Args.hasArg(OPT_fno_use_cxa_atexit); 813109998Smarkm Opts.CXXCtorDtorAliases = Args.hasArg(OPT_mconstructor_aliases); 814109998Smarkm Opts.CodeModel = Args.getLastArgValue(OPT_mcode_model); 815109998Smarkm Opts.DebugPass = Args.getLastArgValue(OPT_mdebug_pass); 816109998Smarkm Opts.DisableFPElim = Args.hasArg(OPT_mdisable_fp_elim); 817109998Smarkm Opts.FloatABI = Args.getLastArgValue(OPT_mfloat_abi); 818109998Smarkm Opts.LimitFloatPrecision = Args.getLastArgValue(OPT_mlimit_float_precision); 819109998Smarkm Opts.NoZeroInitializedInBSS = Args.hasArg(OPT_mno_zero_initialized_in_bss); 820109998Smarkm Opts.RelaxAll = Args.hasArg(OPT_mrelax_all); 821109998Smarkm Opts.SoftFloat = Args.hasArg(OPT_msoft_float); 822109998Smarkm Opts.UnwindTables = Args.hasArg(OPT_munwind_tables); 823109998Smarkm Opts.RelocationModel = Args.getLastArgValue(OPT_mrelocation_model, "pic"); 824109998Smarkm 825109998Smarkm Opts.FunctionSections = Args.hasArg(OPT_ffunction_sections); 82655714Skris Opts.DataSections = Args.hasArg(OPT_fdata_sections); 82755714Skris 82855714Skris Opts.MainFileName = Args.getLastArgValue(OPT_main_file_name); 82955714Skris Opts.VerifyModule = !Args.hasArg(OPT_disable_llvm_verifier); 83055714Skris 83155714Skris if (Arg *A = Args.getLastArg(OPT_fobjc_dispatch_method_EQ)) { 832142425Snectar llvm::StringRef Name = A->getValue(Args); 833142425Snectar unsigned Method = llvm::StringSwitch<unsigned>(Name) 83455714Skris .Case("legacy", CodeGenOptions::Legacy) 83555714Skris .Case("non-legacy", CodeGenOptions::NonLegacy) 83655714Skris .Case("mixed", CodeGenOptions::Mixed) 83755714Skris .Default(~0U); 83855714Skris if (Method == ~0U) 83955714Skris Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; 84055714Skris else 841142425Snectar Opts.ObjCDispatchMethod = Method; 842142425Snectar } 843142425Snectar} 84455714Skris 84555714Skrisstatic void ParseDependencyOutputArgs(DependencyOutputOptions &Opts, 84655714Skris ArgList &Args) { 84755714Skris using namespace cc1options; 84855714Skris Opts.OutputFile = Args.getLastArgValue(OPT_dependency_file); 84955714Skris Opts.Targets = Args.getAllArgValues(OPT_MT); 85055714Skris Opts.IncludeSystemHeaders = Args.hasArg(OPT_sys_header_deps); 85155714Skris Opts.UsePhonyTargets = Args.hasArg(OPT_MP); 85255714Skris} 85355714Skris 85455714Skrisstatic void ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args, 85555714Skris Diagnostic &Diags) { 85655714Skris using namespace cc1options; 85755714Skris Opts.IgnoreWarnings = Args.hasArg(OPT_w); 85855714Skris Opts.NoRewriteMacros = Args.hasArg(OPT_Wno_rewrite_macros); 85959191Skris Opts.Pedantic = Args.hasArg(OPT_pedantic); 86055714Skris Opts.PedanticErrors = Args.hasArg(OPT_pedantic_errors); 86155714Skris Opts.ShowCarets = !Args.hasArg(OPT_fno_caret_diagnostics); 86255714Skris Opts.ShowColors = Args.hasArg(OPT_fcolor_diagnostics); 86355714Skris Opts.ShowColumn = !Args.hasArg(OPT_fno_show_column); 86455714Skris Opts.ShowFixits = !Args.hasArg(OPT_fno_diagnostics_fixit_info); 86555714Skris Opts.ShowLocation = !Args.hasArg(OPT_fno_show_source_location); 86659191Skris Opts.ShowOptionNames = Args.hasArg(OPT_fdiagnostics_show_option); 86755714Skris 86872613Skris llvm::StringRef ShowCategory = 86955714Skris Args.getLastArgValue(OPT_fdiagnostics_show_category, "none"); 87055714Skris if (ShowCategory == "none") 87155714Skris Opts.ShowCategories = 0; 87255714Skris else if (ShowCategory == "id") 87355714Skris Opts.ShowCategories = 1; 87455714Skris else if (ShowCategory == "name") 87555714Skris Opts.ShowCategories = 2; 87655714Skris else 87755714Skris Diags.Report(diag::err_drv_invalid_value) 87855714Skris << Args.getLastArg(OPT_fdiagnostics_show_category)->getAsString(Args) 879 << ShowCategory; 880 881 Opts.ShowSourceRanges = Args.hasArg(OPT_fdiagnostics_print_source_range_info); 882 Opts.VerifyDiagnostics = Args.hasArg(OPT_verify); 883 Opts.BinaryOutput = Args.hasArg(OPT_fdiagnostics_binary); 884 Opts.ErrorLimit = Args.getLastArgIntValue(OPT_ferror_limit, 0, Diags); 885 Opts.MacroBacktraceLimit 886 = Args.getLastArgIntValue(OPT_fmacro_backtrace_limit, 887 DiagnosticOptions::DefaultMacroBacktraceLimit, Diags); 888 Opts.TemplateBacktraceLimit 889 = Args.getLastArgIntValue(OPT_ftemplate_backtrace_limit, 890 DiagnosticOptions::DefaultTemplateBacktraceLimit, 891 Diags); 892 Opts.TabStop = Args.getLastArgIntValue(OPT_ftabstop, 893 DiagnosticOptions::DefaultTabStop, Diags); 894 if (Opts.TabStop == 0 || Opts.TabStop > DiagnosticOptions::MaxTabStop) { 895 Diags.Report(diag::warn_ignoring_ftabstop_value) 896 << Opts.TabStop << DiagnosticOptions::DefaultTabStop; 897 Opts.TabStop = DiagnosticOptions::DefaultTabStop; 898 } 899 Opts.MessageLength = Args.getLastArgIntValue(OPT_fmessage_length, 0, Diags); 900 Opts.DumpBuildInformation = Args.getLastArgValue(OPT_dump_build_information); 901 Opts.Warnings = Args.getAllArgValues(OPT_W); 902} 903 904static FrontendOptions::InputKind 905ParseFrontendArgs(FrontendOptions &Opts, ArgList &Args, Diagnostic &Diags) { 906 using namespace cc1options; 907 Opts.ProgramAction = frontend::ParseSyntaxOnly; 908 if (const Arg *A = Args.getLastArg(OPT_Action_Group)) { 909 switch (A->getOption().getID()) { 910 default: 911 assert(0 && "Invalid option in group!"); 912 case OPT_ast_dump: 913 Opts.ProgramAction = frontend::ASTDump; break; 914 case OPT_ast_print: 915 Opts.ProgramAction = frontend::ASTPrint; break; 916 case OPT_ast_print_xml: 917 Opts.ProgramAction = frontend::ASTPrintXML; break; 918 case OPT_ast_view: 919 Opts.ProgramAction = frontend::ASTView; break; 920 case OPT_boostcon: 921 Opts.ProgramAction = frontend::BoostCon; break; 922 case OPT_dump_raw_tokens: 923 Opts.ProgramAction = frontend::DumpRawTokens; break; 924 case OPT_dump_tokens: 925 Opts.ProgramAction = frontend::DumpTokens; break; 926 case OPT_S: 927 Opts.ProgramAction = frontend::EmitAssembly; break; 928 case OPT_emit_llvm_bc: 929 Opts.ProgramAction = frontend::EmitBC; break; 930 case OPT_emit_html: 931 Opts.ProgramAction = frontend::EmitHTML; break; 932 case OPT_emit_llvm: 933 Opts.ProgramAction = frontend::EmitLLVM; break; 934 case OPT_emit_llvm_only: 935 Opts.ProgramAction = frontend::EmitLLVMOnly; break; 936 case OPT_emit_codegen_only: 937 Opts.ProgramAction = frontend::EmitCodeGenOnly; break; 938 case OPT_emit_obj: 939 Opts.ProgramAction = frontend::EmitObj; break; 940 case OPT_fixit_EQ: 941 Opts.FixItSuffix = A->getValue(Args); 942 // fall-through! 943 case OPT_fixit: 944 Opts.ProgramAction = frontend::FixIt; break; 945 case OPT_emit_pch: 946 Opts.ProgramAction = frontend::GeneratePCH; break; 947 case OPT_emit_pth: 948 Opts.ProgramAction = frontend::GeneratePTH; break; 949 case OPT_init_only: 950 Opts.ProgramAction = frontend::InitOnly; break; 951 case OPT_parse_noop: 952 Opts.ProgramAction = frontend::ParseNoop; break; 953 case OPT_parse_print_callbacks: 954 Opts.ProgramAction = frontend::ParsePrintCallbacks; break; 955 case OPT_fsyntax_only: 956 Opts.ProgramAction = frontend::ParseSyntaxOnly; break; 957 case OPT_print_decl_contexts: 958 Opts.ProgramAction = frontend::PrintDeclContext; break; 959 case OPT_E: 960 Opts.ProgramAction = frontend::PrintPreprocessedInput; break; 961 case OPT_rewrite_macros: 962 Opts.ProgramAction = frontend::RewriteMacros; break; 963 case OPT_rewrite_objc: 964 Opts.ProgramAction = frontend::RewriteObjC; break; 965 case OPT_rewrite_test: 966 Opts.ProgramAction = frontend::RewriteTest; break; 967 case OPT_analyze: 968 Opts.ProgramAction = frontend::RunAnalysis; break; 969 case OPT_Eonly: 970 Opts.ProgramAction = frontend::RunPreprocessorOnly; break; 971 } 972 } 973 if (const Arg *A = Args.getLastArg(OPT_plugin)) { 974 Opts.ProgramAction = frontend::PluginAction; 975 Opts.ActionName = A->getValue(Args); 976 } 977 978 if (const Arg *A = Args.getLastArg(OPT_code_completion_at)) { 979 Opts.CodeCompletionAt = 980 ParsedSourceLocation::FromString(A->getValue(Args)); 981 if (Opts.CodeCompletionAt.FileName.empty()) 982 Diags.Report(diag::err_drv_invalid_value) 983 << A->getAsString(Args) << A->getValue(Args); 984 } 985 Opts.DebugCodeCompletionPrinter = 986 !Args.hasArg(OPT_no_code_completion_debug_printer); 987 Opts.DisableFree = Args.hasArg(OPT_disable_free); 988 989 Opts.OutputFile = Args.getLastArgValue(OPT_o); 990 Opts.Plugins = Args.getAllArgValues(OPT_load); 991 Opts.RelocatablePCH = Args.hasArg(OPT_relocatable_pch); 992 Opts.ShowHelp = Args.hasArg(OPT_help); 993 Opts.ShowMacrosInCodeCompletion = Args.hasArg(OPT_code_completion_macros); 994 Opts.ShowCodePatternsInCodeCompletion 995 = Args.hasArg(OPT_code_completion_patterns); 996 Opts.ShowStats = Args.hasArg(OPT_print_stats); 997 Opts.ShowTimers = Args.hasArg(OPT_ftime_report); 998 Opts.ShowVersion = Args.hasArg(OPT_version); 999 Opts.ViewClassInheritance = Args.getLastArgValue(OPT_cxx_inheritance_view); 1000 Opts.ASTMergeFiles = Args.getAllArgValues(OPT_ast_merge); 1001 Opts.LLVMArgs = Args.getAllArgValues(OPT_mllvm); 1002 1003 FrontendOptions::InputKind DashX = FrontendOptions::IK_None; 1004 if (const Arg *A = Args.getLastArg(OPT_x)) { 1005 DashX = llvm::StringSwitch<FrontendOptions::InputKind>(A->getValue(Args)) 1006 .Case("c", FrontendOptions::IK_C) 1007 .Case("cl", FrontendOptions::IK_OpenCL) 1008 .Case("c", FrontendOptions::IK_C) 1009 .Case("cl", FrontendOptions::IK_OpenCL) 1010 .Case("c++", FrontendOptions::IK_CXX) 1011 .Case("objective-c", FrontendOptions::IK_ObjC) 1012 .Case("objective-c++", FrontendOptions::IK_ObjCXX) 1013 .Case("cpp-output", FrontendOptions::IK_PreprocessedC) 1014 .Case("assembler-with-cpp", FrontendOptions::IK_Asm) 1015 .Case("c++-cpp-output", FrontendOptions::IK_PreprocessedCXX) 1016 .Case("objective-c-cpp-output", FrontendOptions::IK_PreprocessedObjC) 1017 .Case("objective-c++-cpp-output", FrontendOptions::IK_PreprocessedObjCXX) 1018 .Case("c-header", FrontendOptions::IK_C) 1019 .Case("objective-c-header", FrontendOptions::IK_ObjC) 1020 .Case("c++-header", FrontendOptions::IK_CXX) 1021 .Case("objective-c++-header", FrontendOptions::IK_ObjCXX) 1022 .Case("ast", FrontendOptions::IK_AST) 1023 .Default(FrontendOptions::IK_None); 1024 if (DashX == FrontendOptions::IK_None) 1025 Diags.Report(diag::err_drv_invalid_value) 1026 << A->getAsString(Args) << A->getValue(Args); 1027 } 1028 1029 // '-' is the default input if none is given. 1030 std::vector<std::string> Inputs = Args.getAllArgValues(OPT_INPUT); 1031 Opts.Inputs.clear(); 1032 if (Inputs.empty()) 1033 Inputs.push_back("-"); 1034 for (unsigned i = 0, e = Inputs.size(); i != e; ++i) { 1035 FrontendOptions::InputKind IK = DashX; 1036 if (IK == FrontendOptions::IK_None) { 1037 IK = FrontendOptions::getInputKindForExtension( 1038 llvm::StringRef(Inputs[i]).rsplit('.').second); 1039 // FIXME: Remove this hack. 1040 if (i == 0) 1041 DashX = IK; 1042 } 1043 Opts.Inputs.push_back(std::make_pair(IK, Inputs[i])); 1044 } 1045 1046 return DashX; 1047} 1048 1049std::string CompilerInvocation::GetResourcesPath(const char *Argv0, 1050 void *MainAddr) { 1051 llvm::sys::Path P = llvm::sys::Path::GetMainExecutable(Argv0, MainAddr); 1052 1053 if (!P.isEmpty()) { 1054 P.eraseComponent(); // Remove /clang from foo/bin/clang 1055 P.eraseComponent(); // Remove /bin from foo/bin 1056 1057 // Get foo/lib/clang/<version>/include 1058 P.appendComponent("lib"); 1059 P.appendComponent("clang"); 1060 P.appendComponent(CLANG_VERSION_STRING); 1061 } 1062 1063 return P.str(); 1064} 1065 1066static void ParseHeaderSearchArgs(HeaderSearchOptions &Opts, ArgList &Args) { 1067 using namespace cc1options; 1068 Opts.Sysroot = Args.getLastArgValue(OPT_isysroot, "/"); 1069 Opts.Verbose = Args.hasArg(OPT_v); 1070 Opts.UseBuiltinIncludes = !Args.hasArg(OPT_nobuiltininc); 1071 Opts.UseStandardIncludes = !Args.hasArg(OPT_nostdinc); 1072 Opts.UseStandardCXXIncludes = !Args.hasArg(OPT_nostdincxx); 1073 Opts.ResourceDir = Args.getLastArgValue(OPT_resource_dir); 1074 1075 // Add -I... and -F... options in order. 1076 for (arg_iterator it = Args.filtered_begin(OPT_I, OPT_F), 1077 ie = Args.filtered_end(); it != ie; ++it) 1078 Opts.AddPath(it->getValue(Args), frontend::Angled, true, 1079 /*IsFramework=*/ it->getOption().matches(OPT_F)); 1080 1081 // Add -iprefix/-iwith-prefix/-iwithprefixbefore options. 1082 llvm::StringRef Prefix = ""; // FIXME: This isn't the correct default prefix. 1083 for (arg_iterator it = Args.filtered_begin(OPT_iprefix, OPT_iwithprefix, 1084 OPT_iwithprefixbefore), 1085 ie = Args.filtered_end(); it != ie; ++it) { 1086 if (it->getOption().matches(OPT_iprefix)) 1087 Prefix = it->getValue(Args); 1088 else if (it->getOption().matches(OPT_iwithprefix)) 1089 Opts.AddPath(Prefix.str() + it->getValue(Args), 1090 frontend::System, false, false); 1091 else 1092 Opts.AddPath(Prefix.str() + it->getValue(Args), 1093 frontend::Angled, false, false); 1094 } 1095 1096 for (arg_iterator it = Args.filtered_begin(OPT_idirafter), 1097 ie = Args.filtered_end(); it != ie; ++it) 1098 Opts.AddPath(it->getValue(Args), frontend::After, true, false); 1099 for (arg_iterator it = Args.filtered_begin(OPT_iquote), 1100 ie = Args.filtered_end(); it != ie; ++it) 1101 Opts.AddPath(it->getValue(Args), frontend::Quoted, true, false); 1102 for (arg_iterator it = Args.filtered_begin(OPT_isystem), 1103 ie = Args.filtered_end(); it != ie; ++it) 1104 Opts.AddPath(it->getValue(Args), frontend::System, true, false); 1105 1106 // FIXME: Need options for the various environment variables! 1107} 1108 1109static void ParseLangArgs(LangOptions &Opts, ArgList &Args, 1110 FrontendOptions::InputKind IK, 1111 Diagnostic &Diags) { 1112 // FIXME: Cleanup per-file based stuff. 1113 1114 // Set some properties which depend soley on the input kind; it would be nice 1115 // to move these to the language standard, and have the driver resolve the 1116 // input kind + language standard. 1117 if (IK == FrontendOptions::IK_Asm) { 1118 Opts.AsmPreprocessor = 1; 1119 } else if (IK == FrontendOptions::IK_ObjC || 1120 IK == FrontendOptions::IK_ObjCXX || 1121 IK == FrontendOptions::IK_PreprocessedObjC || 1122 IK == FrontendOptions::IK_PreprocessedObjCXX) { 1123 Opts.ObjC1 = Opts.ObjC2 = 1; 1124 } 1125 1126 LangStandard::Kind LangStd = LangStandard::lang_unspecified; 1127 if (const Arg *A = Args.getLastArg(OPT_std_EQ)) { 1128 LangStd = llvm::StringSwitch<LangStandard::Kind>(A->getValue(Args)) 1129#define LANGSTANDARD(id, name, desc, features) \ 1130 .Case(name, LangStandard::lang_##id) 1131#include "clang/Frontend/LangStandards.def" 1132 .Default(LangStandard::lang_unspecified); 1133 if (LangStd == LangStandard::lang_unspecified) 1134 Diags.Report(diag::err_drv_invalid_value) 1135 << A->getAsString(Args) << A->getValue(Args); 1136 } 1137 1138 if (LangStd == LangStandard::lang_unspecified) { 1139 // Based on the base language, pick one. 1140 switch (IK) { 1141 case FrontendOptions::IK_None: 1142 case FrontendOptions::IK_AST: 1143 assert(0 && "Invalid input kind!"); 1144 case FrontendOptions::IK_OpenCL: 1145 LangStd = LangStandard::lang_opencl; 1146 break; 1147 case FrontendOptions::IK_Asm: 1148 case FrontendOptions::IK_C: 1149 case FrontendOptions::IK_PreprocessedC: 1150 case FrontendOptions::IK_ObjC: 1151 case FrontendOptions::IK_PreprocessedObjC: 1152 LangStd = LangStandard::lang_gnu99; 1153 break; 1154 case FrontendOptions::IK_CXX: 1155 case FrontendOptions::IK_PreprocessedCXX: 1156 case FrontendOptions::IK_ObjCXX: 1157 case FrontendOptions::IK_PreprocessedObjCXX: 1158 LangStd = LangStandard::lang_gnucxx98; 1159 break; 1160 } 1161 } 1162 1163 const LangStandard &Std = LangStandard::getLangStandardForKind(LangStd); 1164 Opts.BCPLComment = Std.hasBCPLComments(); 1165 Opts.C99 = Std.isC99(); 1166 Opts.CPlusPlus = Std.isCPlusPlus(); 1167 Opts.CPlusPlus0x = Std.isCPlusPlus0x(); 1168 Opts.Digraphs = Std.hasDigraphs(); 1169 Opts.GNUMode = Std.isGNUMode(); 1170 Opts.GNUInline = !Std.isC99(); 1171 Opts.HexFloats = Std.hasHexFloats(); 1172 Opts.ImplicitInt = Std.hasImplicitInt(); 1173 1174 // OpenCL has some additional defaults. 1175 if (LangStd == LangStandard::lang_opencl) { 1176 Opts.OpenCL = 1; 1177 Opts.AltiVec = 1; 1178 Opts.CXXOperatorNames = 1; 1179 Opts.LaxVectorConversions = 1; 1180 } 1181 1182 // OpenCL and C++ both have bool, true, false keywords. 1183 Opts.Bool = Opts.OpenCL || Opts.CPlusPlus; 1184 1185 // We abuse '-f[no-]gnu-keywords' to force overriding all GNU-extension 1186 // keywords. This behavior is provided by GCC's poorly named '-fasm' flag, 1187 // while a subset (the non-C++ GNU keywords) is provided by GCC's 1188 // '-fgnu-keywords'. Clang conflates the two for simplicity under the single 1189 // name, as it doesn't seem a useful distinction. 1190 Opts.GNUKeywords = Args.hasFlag(OPT_fgnu_keywords, OPT_fno_gnu_keywords, 1191 Opts.GNUMode); 1192 1193 if (Opts.CPlusPlus) 1194 Opts.CXXOperatorNames = !Args.hasArg(OPT_fno_operator_names); 1195 1196 if (Args.hasArg(OPT_fobjc_gc_only)) 1197 Opts.setGCMode(LangOptions::GCOnly); 1198 else if (Args.hasArg(OPT_fobjc_gc)) 1199 Opts.setGCMode(LangOptions::HybridGC); 1200 1201 if (Args.hasArg(OPT_print_ivar_layout)) 1202 Opts.ObjCGCBitmapPrint = 1; 1203 if (Args.hasArg(OPT_fno_constant_cfstrings)) 1204 Opts.NoConstantCFStrings = 1; 1205 1206 if (Args.hasArg(OPT_faltivec)) 1207 Opts.AltiVec = 1; 1208 1209 if (Args.hasArg(OPT_pthread)) 1210 Opts.POSIXThreads = 1; 1211 1212 llvm::StringRef Vis = Args.getLastArgValue(OPT_fvisibility, "default"); 1213 if (Vis == "default") 1214 Opts.setVisibilityMode(LangOptions::Default); 1215 else if (Vis == "hidden") 1216 Opts.setVisibilityMode(LangOptions::Hidden); 1217 else if (Vis == "protected") 1218 Opts.setVisibilityMode(LangOptions::Protected); 1219 else 1220 Diags.Report(diag::err_drv_invalid_value) 1221 << Args.getLastArg(OPT_fvisibility)->getAsString(Args) << Vis; 1222 1223 Opts.OverflowChecking = Args.hasArg(OPT_ftrapv); 1224 1225 // Mimicing gcc's behavior, trigraphs are only enabled if -trigraphs 1226 // is specified, or -std is set to a conforming mode. 1227 Opts.Trigraphs = !Opts.GNUMode; 1228 if (Args.hasArg(OPT_trigraphs)) 1229 Opts.Trigraphs = 1; 1230 1231 Opts.DollarIdents = Args.hasFlag(OPT_fdollars_in_identifiers, 1232 OPT_fno_dollars_in_identifiers, 1233 !Opts.AsmPreprocessor); 1234 Opts.PascalStrings = Args.hasArg(OPT_fpascal_strings); 1235 Opts.Microsoft = Args.hasArg(OPT_fms_extensions); 1236 Opts.WritableStrings = Args.hasArg(OPT_fwritable_strings); 1237 Opts.ConstStrings = Args.hasArg(OPT_Wwrite_strings); 1238 if (Args.hasArg(OPT_fno_lax_vector_conversions)) 1239 Opts.LaxVectorConversions = 0; 1240 if (Args.hasArg(OPT_fno_threadsafe_statics)) 1241 Opts.ThreadsafeStatics = 0; 1242 Opts.Exceptions = Args.hasArg(OPT_fexceptions); 1243 Opts.RTTI = !Args.hasArg(OPT_fno_rtti); 1244 Opts.Blocks = Args.hasArg(OPT_fblocks); 1245 Opts.CharIsSigned = !Args.hasArg(OPT_fno_signed_char); 1246 Opts.ShortWChar = Args.hasArg(OPT_fshort_wchar); 1247 Opts.Freestanding = Args.hasArg(OPT_ffreestanding); 1248 Opts.NoBuiltin = Args.hasArg(OPT_fno_builtin) || Opts.Freestanding; 1249 Opts.AssumeSaneOperatorNew = !Args.hasArg(OPT_fno_assume_sane_operator_new); 1250 Opts.HeinousExtensions = Args.hasArg(OPT_fheinous_gnu_extensions); 1251 Opts.AccessControl = !Args.hasArg(OPT_fno_access_control); 1252 Opts.ElideConstructors = !Args.hasArg(OPT_fno_elide_constructors); 1253 Opts.MathErrno = Args.hasArg(OPT_fmath_errno); 1254 Opts.InstantiationDepth = Args.getLastArgIntValue(OPT_ftemplate_depth, 1024, 1255 Diags); 1256 Opts.NeXTRuntime = !Args.hasArg(OPT_fgnu_runtime); 1257 Opts.ObjCConstantStringClass = 1258 Args.getLastArgValue(OPT_fconstant_string_class); 1259 Opts.ObjCNonFragileABI = Args.hasArg(OPT_fobjc_nonfragile_abi); 1260 Opts.ObjCNonFragileABI2 = Args.hasArg(OPT_fobjc_nonfragile_abi2); 1261 if (Opts.ObjCNonFragileABI2) 1262 Opts.ObjCNonFragileABI = true; 1263 Opts.CatchUndefined = Args.hasArg(OPT_fcatch_undefined_behavior); 1264 Opts.EmitAllDecls = Args.hasArg(OPT_femit_all_decls); 1265 Opts.PICLevel = Args.getLastArgIntValue(OPT_pic_level, 0, Diags); 1266 Opts.SjLjExceptions = Args.hasArg(OPT_fsjlj_exceptions); 1267 Opts.Static = Args.hasArg(OPT_static_define); 1268 Opts.DumpRecordLayouts = Args.hasArg(OPT_fdump_record_layouts); 1269 Opts.DumpVTableLayouts = Args.hasArg(OPT_fdump_vtable_layouts); 1270 Opts.NoBitFieldTypeAlign = Args.hasArg(OPT_fno_bitfield_type_align); 1271 Opts.OptimizeSize = 0; 1272 1273 // FIXME: Eliminate this dependency. 1274 unsigned Opt = 1275 Args.hasArg(OPT_Os) ? 2 : Args.getLastArgIntValue(OPT_O, 0, Diags); 1276 Opts.Optimize = Opt != 0; 1277 1278 // This is the __NO_INLINE__ define, which just depends on things like the 1279 // optimization level and -fno-inline, not actually whether the backend has 1280 // inlining enabled. 1281 // 1282 // FIXME: This is affected by other options (-fno-inline). 1283 Opts.NoInline = !Opt; 1284 1285 unsigned SSP = Args.getLastArgIntValue(OPT_stack_protector, 0, Diags); 1286 switch (SSP) { 1287 default: 1288 Diags.Report(diag::err_drv_invalid_value) 1289 << Args.getLastArg(OPT_stack_protector)->getAsString(Args) << SSP; 1290 break; 1291 case 0: Opts.setStackProtectorMode(LangOptions::SSPOff); break; 1292 case 1: Opts.setStackProtectorMode(LangOptions::SSPOn); break; 1293 case 2: Opts.setStackProtectorMode(LangOptions::SSPReq); break; 1294 } 1295} 1296 1297static void ParsePreprocessorArgs(PreprocessorOptions &Opts, ArgList &Args, 1298 Diagnostic &Diags) { 1299 using namespace cc1options; 1300 Opts.ImplicitPCHInclude = Args.getLastArgValue(OPT_include_pch); 1301 Opts.ImplicitPTHInclude = Args.getLastArgValue(OPT_include_pth); 1302 if (const Arg *A = Args.getLastArg(OPT_token_cache)) 1303 Opts.TokenCache = A->getValue(Args); 1304 else 1305 Opts.TokenCache = Opts.ImplicitPTHInclude; 1306 Opts.UsePredefines = !Args.hasArg(OPT_undef); 1307 Opts.DetailedRecord = Args.hasArg(OPT_detailed_preprocessing_record); 1308 // Add macros from the command line. 1309 for (arg_iterator it = Args.filtered_begin(OPT_D, OPT_U), 1310 ie = Args.filtered_end(); it != ie; ++it) { 1311 if (it->getOption().matches(OPT_D)) 1312 Opts.addMacroDef(it->getValue(Args)); 1313 else 1314 Opts.addMacroUndef(it->getValue(Args)); 1315 } 1316 1317 Opts.MacroIncludes = Args.getAllArgValues(OPT_imacros); 1318 1319 // Add the ordered list of -includes. 1320 for (arg_iterator it = Args.filtered_begin(OPT_include, OPT_include_pch, 1321 OPT_include_pth), 1322 ie = Args.filtered_end(); it != ie; ++it) { 1323 // PCH is handled specially, we need to extra the original include path. 1324 if (it->getOption().matches(OPT_include_pch)) { 1325 std::string OriginalFile = 1326 PCHReader::getOriginalSourceFile(it->getValue(Args), Diags); 1327 if (OriginalFile.empty()) 1328 continue; 1329 1330 Opts.Includes.push_back(OriginalFile); 1331 } else 1332 Opts.Includes.push_back(it->getValue(Args)); 1333 } 1334 1335 // Include 'altivec.h' if -faltivec option present 1336 if (Args.hasArg(OPT_faltivec)) 1337 Opts.Includes.push_back("altivec.h"); 1338 1339 for (arg_iterator it = Args.filtered_begin(OPT_remap_file), 1340 ie = Args.filtered_end(); it != ie; ++it) { 1341 std::pair<llvm::StringRef,llvm::StringRef> Split = 1342 llvm::StringRef(it->getValue(Args)).split(';'); 1343 1344 if (Split.second.empty()) { 1345 Diags.Report(diag::err_drv_invalid_remap_file) << it->getAsString(Args); 1346 continue; 1347 } 1348 1349 Opts.addRemappedFile(Split.first, Split.second); 1350 } 1351} 1352 1353static void ParsePreprocessorOutputArgs(PreprocessorOutputOptions &Opts, 1354 ArgList &Args) { 1355 using namespace cc1options; 1356 Opts.ShowCPP = !Args.hasArg(OPT_dM); 1357 Opts.ShowMacros = Args.hasArg(OPT_dM) || Args.hasArg(OPT_dD); 1358 Opts.ShowLineMarkers = !Args.hasArg(OPT_P); 1359 Opts.ShowComments = Args.hasArg(OPT_C); 1360 Opts.ShowMacroComments = Args.hasArg(OPT_CC); 1361} 1362 1363static void ParseTargetArgs(TargetOptions &Opts, ArgList &Args) { 1364 using namespace cc1options; 1365 Opts.ABI = Args.getLastArgValue(OPT_target_abi); 1366 Opts.CPU = Args.getLastArgValue(OPT_target_cpu); 1367 Opts.Triple = Args.getLastArgValue(OPT_triple); 1368 Opts.Features = Args.getAllArgValues(OPT_target_feature); 1369 1370 // Use the host triple if unspecified. 1371 if (Opts.Triple.empty()) 1372 Opts.Triple = llvm::sys::getHostTriple(); 1373} 1374 1375// 1376 1377void CompilerInvocation::CreateFromArgs(CompilerInvocation &Res, 1378 const char **ArgBegin, 1379 const char **ArgEnd, 1380 Diagnostic &Diags) { 1381 // Parse the arguments. 1382 llvm::OwningPtr<OptTable> Opts(createCC1OptTable()); 1383 unsigned MissingArgIndex, MissingArgCount; 1384 llvm::OwningPtr<InputArgList> Args( 1385 Opts->ParseArgs(ArgBegin, ArgEnd,MissingArgIndex, MissingArgCount)); 1386 1387 // Check for missing argument error. 1388 if (MissingArgCount) 1389 Diags.Report(diag::err_drv_missing_argument) 1390 << Args->getArgString(MissingArgIndex) << MissingArgCount; 1391 1392 // Issue errors on unknown arguments. 1393 for (arg_iterator it = Args->filtered_begin(OPT_UNKNOWN), 1394 ie = Args->filtered_end(); it != ie; ++it) 1395 Diags.Report(diag::err_drv_unknown_argument) << it->getAsString(*Args); 1396 1397 ParseAnalyzerArgs(Res.getAnalyzerOpts(), *Args, Diags); 1398 ParseCodeGenArgs(Res.getCodeGenOpts(), *Args, Diags); 1399 ParseDependencyOutputArgs(Res.getDependencyOutputOpts(), *Args); 1400 ParseDiagnosticArgs(Res.getDiagnosticOpts(), *Args, Diags); 1401 FrontendOptions::InputKind DashX = 1402 ParseFrontendArgs(Res.getFrontendOpts(), *Args, Diags); 1403 ParseHeaderSearchArgs(Res.getHeaderSearchOpts(), *Args); 1404 if (DashX != FrontendOptions::IK_AST) 1405 ParseLangArgs(Res.getLangOpts(), *Args, DashX, Diags); 1406 ParsePreprocessorArgs(Res.getPreprocessorOpts(), *Args, Diags); 1407 ParsePreprocessorOutputArgs(Res.getPreprocessorOutputOpts(), *Args); 1408 ParseTargetArgs(Res.getTargetOpts(), *Args); 1409} 1410