[cfe-commits] r90198 - in /cfe/trunk/lib: Driver/CC1Options.cpp Frontend/CompilerInvocation.cpp
Daniel Dunbar
daniel at zuster.org
Mon Nov 30 19:16:53 PST 2009
Author: ddunbar
Date: Mon Nov 30 21:16:53 2009
New Revision: 90198
URL: http://llvm.org/viewvc/llvm-project?rev=90198&view=rev
Log:
clang -cc1: Move CompilerInvocation deserialization into CompilerInvocation.cpp,
where it belongs.
Modified:
cfe/trunk/lib/Driver/CC1Options.cpp
cfe/trunk/lib/Frontend/CompilerInvocation.cpp
Modified: cfe/trunk/lib/Driver/CC1Options.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/CC1Options.cpp?rev=90198&r1=90197&r2=90198&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/CC1Options.cpp (original)
+++ cfe/trunk/lib/Driver/CC1Options.cpp Mon Nov 30 21:16:53 2009
@@ -8,22 +8,8 @@
//===----------------------------------------------------------------------===//
#include "clang/Driver/CC1Options.h"
-#include "clang/Basic/Diagnostic.h"
-#include "clang/Basic/Version.h"
-#include "clang/Driver/ArgList.h"
-#include "clang/Driver/Arg.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/StringSwitch.h"
-#include "llvm/ADT/SmallVector.h"
-#include "llvm/System/Host.h"
-#include "llvm/System/Path.h"
-
+#include "clang/Driver/OptTable.h"
using namespace clang;
using namespace clang::driver;
using namespace clang::driver::options;
@@ -50,660 +36,3 @@
OptTable *clang::driver::createCC1OptTable() {
return new CC1OptTable();
}
-
-//
-
-using namespace clang;
-
-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);
-}
Modified: cfe/trunk/lib/Frontend/CompilerInvocation.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/CompilerInvocation.cpp?rev=90198&r1=90197&r2=90198&view=diff
==============================================================================
--- cfe/trunk/lib/Frontend/CompilerInvocation.cpp (original)
+++ cfe/trunk/lib/Frontend/CompilerInvocation.cpp Mon Nov 30 21:16:53 2009
@@ -8,8 +8,24 @@
//===----------------------------------------------------------------------===//
#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) {
@@ -52,6 +68,10 @@
}
}
+//===----------------------------------------------------------------------===//
+// 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)
@@ -580,3 +600,663 @@
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);
+}
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