text: //===- MCTargetOptions.h - MC Target Options --------------------*- C++ -*-===//
  //
  // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  // See https://llvm.org/LICENSE.txt for license information.
  // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  //
  //===----------------------------------------------------------------------===//
  
  #ifndef LLVM_MC_MCTARGETOPTIONS_H
  #define LLVM_MC_MCTARGETOPTIONS_H
  
  #include "llvm/ADT/ArrayRef.h"
  #include <string>
  #include <vector>
  
  namespace llvm {
  
  enum class ExceptionHandling {
    None,     ///< No exception support
    DwarfCFI, ///< DWARF-like instruction based exceptions
    SjLj,     ///< setjmp/longjmp based exceptions
    ARM,      ///< ARM EHABI
    WinEH,    ///< Windows Exception Handling
    Wasm,     ///< WebAssembly Exception Handling
    AIX,      ///< AIX Exception Handling
  };
  
  enum class DebugCompressionType {
    None, ///< No compression
    GNU,  ///< zlib-gnu style compression
    Z,    ///< zlib style complession
  };
  
  class StringRef;
  
  class MCTargetOptions {
  public:
    enum AsmInstrumentation {
      AsmInstrumentationNone,
      AsmInstrumentationAddress
    };
  
    bool MCRelaxAll : 1;
    bool MCNoExecStack : 1;
    bool MCFatalWarnings : 1;
    bool MCNoWarn : 1;
    bool MCNoDeprecatedWarn : 1;
    bool MCNoTypeCheck : 1;
    bool MCSaveTempLabels : 1;
    bool MCUseDwarfDirectory : 1;
    bool MCIncrementalLinkerCompatible : 1;
    bool ShowMCEncoding : 1;
    bool ShowMCInst : 1;
    bool AsmVerbose : 1;
  
    /// Preserve Comments in Assembly.
    bool PreserveAsmComments : 1;
  
    bool Dwarf64 : 1;
    int DwarfVersion = 0;
  
    std::string ABIName;
    std::string AssemblyLanguage;
    std::string SplitDwarfFile;
  
    const char *Argv0 = nullptr;
    ArrayRef<const char *> CommandLineArgs;
  
    /// Additional paths to search for `.include` directives when using the
    /// integrated assembler.
    std::vector<std::string> IASSearchPaths;
  
    MCTargetOptions();
  
    /// getABIName - If this returns a non-empty string this represents the
    /// textual name of the ABI that we want the backend to use, e.g. o32, or
    /// aapcs-linux.
    StringRef getABIName() const;
  
    /// getAssemblyLanguage - If this returns a non-empty string this represents
    /// the textual name of the assembly language that we will use for this
    /// target, e.g. masm.
    StringRef getAssemblyLanguage() const;
  };
  
  } // end namespace llvm
  
  #endif // LLVM_MC_MCTARGETOPTIONS_H
  