╭─────────────╮ │scroll to top│ ╰─────────────╯ ╭ zig_clang_cc1as_main.cpp ─────────────────────────────────────╮ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ ╰───────────────────────────────────────────────────────────────╯
╭ find file ─ ─ ─ ─ ─ ─ ─ ─ ─ ─╮ ╭────╮ ╭ clone ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╮ │ │ │http│ ssh │ │ ╰ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─╯ ╰────╯ ╰ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╯
678 DiagnosticOptions DiagOpts; 679 TextDiagnosticPrinter *DiagClient = 680 new TextDiagnosticPrinter(errs(), DiagOpts); 681 DiagClient->setPrefix("clang -cc1as"); 682 DiagnosticsEngine Diags(DiagnosticIDs::create(), DiagOpts, DiagClient); 683 684 auto VFS = [] { 685 auto BypassSandbox = sys::sandbox::scopedDisable(); 686 return vfs::getRealFileSystem(); 687 }(); 688 689 // Set an error handler, so that any LLVM backend diagnostics go through our 690 // error handler. 691 ScopedFatalErrorHandler FatalErrorHandler 692 (LLVMErrorHandler, static_cast<void*>(&Diags)); 693 694 // Parse the arguments. 695 AssemblerInvocation Asm; 696 if (!AssemblerInvocation::CreateFromArgs(Asm, Argv, Diags)) 697 return 1; 698 699 if (Asm.ShowHelp) { 700 getDriverOptTable().printHelp( 701 llvm::outs(), "clang -cc1as [options] file...", 702 "Clang Integrated Assembler", /*ShowHidden=*/false, 703 /*ShowAllAliases=*/false, llvm::opt::Visibility(options::CC1AsOption)); 704 705 return 0; 706 } 707 708 // Honor -version. 709 // 710 // FIXME: Use a better -version message? 711 if (Asm.ShowVersion) { 712 llvm::cl::PrintVersionMessage(); 713 return 0; 714 } 715 716 // Honor -mllvm. 717 // 718 // FIXME: Remove this, one day. 719 if (!Asm.LLVMArgs.empty()) { 720 unsigned NumArgs = Asm.LLVMArgs.size(); 721 auto Args = std::make_unique<const char*[]>(NumArgs + 2); 722 Args[0] = "clang (LLVM option parsing)"; 723 for (unsigned i = 0; i != NumArgs; ++i) 724 Args[i + 1] = Asm.LLVMArgs[i].c_str(); 725 Args[NumArgs + 1] = nullptr; 726 llvm::cl::ParseCommandLineOptions(NumArgs + 1, Args.get(), /*Overview=*/"", 727 /*Errs=*/nullptr, /*VFS=*/VFS.get()); 728 } 729 730 // Execute the invocation, unless there were parsing errors. 731 bool Failed = Diags.hasErrorOccurred() || ExecuteAssembler(Asm, Diags, VFS); 732 733 // If any timers were active but haven't been destroyed yet, print their 734 // results now. 735 TimerGroup::printAll(errs()); 736 TimerGroup::clearAll(); 737 738 return !!Failed; 739 } 740