virtual void HandleTranslationUnit(ASTContext &C) {
      {
        PrettyStackTraceString CrashInfo("Per-file LLVM IR generation");
        if (llvm::TimePassesIsEnabled)
          LLVMIRGeneration.startTimer();

        Gen->HandleTranslationUnit(C);

        if (llvm::TimePassesIsEnabled)
          LLVMIRGeneration.stopTimer();
      }

      // Silently ignore if we weren't initialized for some reason.
      if (!TheModule)
        return;

      // Make sure IR generation is happy with the module. This is released by
      // the module provider.
      Module *M = Gen->ReleaseModule();
      if (!M) {
        // The module has been released by IR gen on failures, do not double
        // free.
        TheModule.take();
        return;
      }

      assert(TheModule.get() == M &&
             "Unexpected module change during IR generation");

      // Install an inline asm handler so that diagnostics get printed through
      // our diagnostics hooks.
      LLVMContext &Ctx = TheModule->getContext();
      LLVMContext::InlineAsmDiagHandlerTy OldHandler =
        Ctx.getInlineAsmDiagnosticHandler();
      void *OldContext = Ctx.getInlineAsmDiagnosticContext();
      Ctx.setInlineAsmDiagnosticHandler(InlineAsmDiagHandler, this);

      EmitBackendOutput(Diags, CodeGenOpts, TargetOpts, LangOpts,
                        TheModule.get(), Action, AsmOutStream);
      
      Ctx.setInlineAsmDiagnosticHandler(OldHandler, OldContext);
    }
예제 #2
0
static void SetUpBuildDumpLog(const DiagnosticOptions &DiagOpts,
                              unsigned argc, char **argv,
                              llvm::OwningPtr<DiagnosticClient> &DiagClient) {
  std::string ErrorInfo;
  llvm::raw_ostream *OS =
    new llvm::raw_fd_ostream(DiagOpts.DumpBuildInformation.c_str(), ErrorInfo);
  if (!ErrorInfo.empty()) {
    // FIXME: Do not fail like this.
    llvm::errs() << "error opening -dump-build-information file '"
                 << DiagOpts.DumpBuildInformation << "', option ignored!\n";
    delete OS;
    return;
  }

  (*OS) << "clang -cc1 command line arguments: ";
  for (unsigned i = 0; i != argc; ++i)
    (*OS) << argv[i] << ' ';
  (*OS) << '\n';

  // Chain in a diagnostic client which will log the diagnostics.
  DiagnosticClient *Logger =
    new TextDiagnosticPrinter(*OS, DiagOpts, /*OwnsOutputStream=*/true);
  DiagClient.reset(new ChainedDiagnosticClient(DiagClient.take(), Logger));
}
 llvm::Module *takeModule() { return TheModule.take(); }
예제 #4
0
void ASTContext::setExternalSource(llvm::OwningPtr<ExternalASTSource> &Source) {
	ExternalSource.reset(Source.take());
}