text: //===- COFFYAML.cpp - COFF YAMLIO implementation --------------------------===//
  //
  // 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
  //
  //===----------------------------------------------------------------------===//
  //
  // This file defines classes for handling the YAML representation of COFF.
  //
  //===----------------------------------------------------------------------===//
  
  #include "llvm/ObjectYAML/COFFYAML.h"
  #include "llvm/ADT/StringRef.h"
  #include "llvm/Support/YAMLTraits.h"
  #include <cstdint>
  #include <cstring>
  
  #define ECase(X) IO.enumCase(Value, #X, COFF::X);
  
  namespace llvm {
  
  namespace COFFYAML {
  
  Section::Section() { memset(&Header, 0, sizeof(COFF::section)); }
  Symbol::Symbol() { memset(&Header, 0, sizeof(COFF::symbol)); }
  Object::Object() { memset(&Header, 0, sizeof(COFF::header)); }
  
  } // end namespace COFFYAML
  
  namespace yaml {
  
  void ScalarEnumerationTraits<COFFYAML::COMDATType>::enumeration(
      IO &IO, COFFYAML::COMDATType &Value) {
    IO.enumCase(Value, "0", 0);
    ECase(IMAGE_COMDAT_SELECT_NODUPLICATES);
    ECase(IMAGE_COMDAT_SELECT_ANY);
    ECase(IMAGE_COMDAT_SELECT_SAME_SIZE);
    ECase(IMAGE_COMDAT_SELECT_EXACT_MATCH);
    ECase(IMAGE_COMDAT_SELECT_ASSOCIATIVE);
    ECase(IMAGE_COMDAT_SELECT_LARGEST);
    ECase(IMAGE_COMDAT_SELECT_NEWEST);
  }
  
  void
  ScalarEnumerationTraits<COFFYAML::WeakExternalCharacteristics>::enumeration(
      IO &IO, COFFYAML::WeakExternalCharacteristics &Value) {
    IO.enumCase(Value, "0", 0);
    ECase(IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY);
    ECase(IMAGE_WEAK_EXTERN_SEARCH_LIBRARY);
    ECase(IMAGE_WEAK_EXTERN_SEARCH_ALIAS);
  }
  
  void ScalarEnumerationTraits<COFFYAML::AuxSymbolType>::enumeration(
      IO &IO, COFFYAML::AuxSymbolType &Value) {
    ECase(IMAGE_AUX_SYMBOL_TYPE_TOKEN_DEF);
  }
  
  void ScalarEnumerationTraits<COFF::MachineTypes>::enumeration(
      IO &IO, COFF::MachineTypes &Value) {
    ECase(IMAGE_FILE_MACHINE_UNKNOWN);
    ECase(IMAGE_FILE_MACHINE_AM33);
    ECase(IMAGE_FILE_MACHINE_AMD64);
    ECase(IMAGE_FILE_MACHINE_ARM);
    ECase(IMAGE_FILE_MACHINE_ARMNT);
    ECase(IMAGE_FILE_MACHINE_ARM64);
    ECase(IMAGE_FILE_MACHINE_EBC);
    ECase(IMAGE_FILE_MACHINE_I386);
    ECase(IMAGE_FILE_MACHINE_IA64);
    ECase(IMAGE_FILE_MACHINE_M32R);
    ECase(IMAGE_FILE_MACHINE_MIPS16);
    ECase(IMAGE_FILE_MACHINE_MIPSFPU);
    ECase(IMAGE_FILE_MACHINE_MIPSFPU16);
    ECase(IMAGE_FILE_MACHINE_POWERPC);
    ECase(IMAGE_FILE_MACHINE_POWERPCFP);
    ECase(IMAGE_FILE_MACHINE_R4000);
    ECase(IMAGE_FILE_MACHINE_SH3);
    ECase(IMAGE_FILE_MACHINE_SH3DSP);
    ECase(IMAGE_FILE_MACHINE_SH4);
    ECase(IMAGE_FILE_MACHINE_SH5);
    ECase(IMAGE_FILE_MACHINE_THUMB);
    ECase(IMAGE_FILE_MACHINE_WCEMIPSV2);
  }
  
  void ScalarEnumerationTraits<COFF::SymbolBaseType>::enumeration(
      IO &IO, COFF::SymbolBaseType &Value) {
    ECase(IMAGE_SYM_TYPE_NULL);
    ECase(IMAGE_SYM_TYPE_VOID);
    ECase(IMAGE_SYM_TYPE_CHAR);
    ECase(IMAGE_SYM_TYPE_SHORT);
    ECase(IMAGE_SYM_TYPE_INT);
    ECase(IMAGE_SYM_TYPE_LONG);
    ECase(IMAGE_SYM_TYPE_FLOAT);
    ECase(IMAGE_SYM_TYPE_DOUBLE);
    ECase(IMAGE_SYM_TYPE_STRUCT);
    ECase(IMAGE_SYM_TYPE_UNION);
    ECase(IMAGE_SYM_TYPE_ENUM);
    ECase(IMAGE_SYM_TYPE_MOE);
    ECase(IMAGE_SYM_TYPE_BYTE);
    ECase(IMAGE_SYM_TYPE_WORD);
    ECase(IMAGE_SYM_TYPE_UINT);
    ECase(IMAGE_SYM_TYPE_DWORD);
  }
  
  void ScalarEnumerationTraits<COFF::SymbolStorageClass>::enumeration(
      IO &IO, COFF::SymbolStorageClass &Value) {
    ECase(IMAGE_SYM_CLASS_END_OF_FUNCTION);
    ECase(IMAGE_SYM_CLASS_NULL);
    ECase(IMAGE_SYM_CLASS_AUTOMATIC);
    ECase(IMAGE_SYM_CLASS_EXTERNAL);
    ECase(IMAGE_SYM_CLASS_STATIC);
    ECase(IMAGE_SYM_CLASS_REGISTER);
    ECase(IMAGE_SYM_CLASS_EXTERNAL_DEF);
    ECase(IMAGE_SYM_CLASS_LABEL);
    ECase(IMAGE_SYM_CLASS_UNDEFINED_LABEL);
    ECase(IMAGE_SYM_CLASS_MEMBER_OF_STRUCT);
    ECase(IMAGE_SYM_CLASS_ARGUMENT);
    ECase(IMAGE_SYM_CLASS_STRUCT_TAG);
    ECase(IMAGE_SYM_CLASS_MEMBER_OF_UNION);
    ECase(IMAGE_SYM_CLASS_UNION_TAG);
    ECase(IMAGE_SYM_CLASS_TYPE_DEFINITION);
    ECase(IMAGE_SYM_CLASS_UNDEFINED_STATIC);
    ECase(IMAGE_SYM_CLASS_ENUM_TAG);
    ECase(IMAGE_SYM_CLASS_MEMBER_OF_ENUM);
    ECase(IMAGE_SYM_CLASS_REGISTER_PARAM);
    ECase(IMAGE_SYM_CLASS_BIT_FIELD);
    ECase(IMAGE_SYM_CLASS_BLOCK);
    ECase(IMAGE_SYM_CLASS_FUNCTION);
    ECase(IMAGE_SYM_CLASS_END_OF_STRUCT);
    ECase(IMAGE_SYM_CLASS_FILE);
    ECase(IMAGE_SYM_CLASS_SECTION);
    ECase(IMAGE_SYM_CLASS_WEAK_EXTERNAL);
    ECase(IMAGE_SYM_CLASS_CLR_TOKEN);
  }
  
  void ScalarEnumerationTraits<COFF::SymbolComplexType>::enumeration(
      IO &IO, COFF::SymbolComplexType &Value) {
    ECase(IMAGE_SYM_DTYPE_NULL);
    ECase(IMAGE_SYM_DTYPE_POINTER);
    ECase(IMAGE_SYM_DTYPE_FUNCTION);
    ECase(IMAGE_SYM_DTYPE_ARRAY);
  }
  
  void ScalarEnumerationTraits<COFF::RelocationTypeI386>::enumeration(
      IO &IO, COFF::RelocationTypeI386 &Value) {
    ECase(IMAGE_REL_I386_ABSOLUTE);
    ECase(IMAGE_REL_I386_DIR16);
    ECase(IMAGE_REL_I386_REL16);
    ECase(IMAGE_REL_I386_DIR32);
    ECase(IMAGE_REL_I386_DIR32NB);
    ECase(IMAGE_REL_I386_SEG12);
    ECase(IMAGE_REL_I386_SECTION);
    ECase(IMAGE_REL_I386_SECREL);
    ECase(IMAGE_REL_I386_TOKEN);
    ECase(IMAGE_REL_I386_SECREL7);
    ECase(IMAGE_REL_I386_REL32);
  }
  
  void ScalarEnumerationTraits<COFF::RelocationTypeAMD64>::enumeration(
      IO &IO, COFF::RelocationTypeAMD64 &Value) {
    ECase(IMAGE_REL_AMD64_ABSOLUTE);
    ECase(IMAGE_REL_AMD64_ADDR64);
    ECase(IMAGE_REL_AMD64_ADDR32);
    ECase(IMAGE_REL_AMD64_ADDR32NB);
    ECase(IMAGE_REL_AMD64_REL32);
    ECase(IMAGE_REL_AMD64_REL32_1);
    ECase(IMAGE_REL_AMD64_REL32_2);
    ECase(IMAGE_REL_AMD64_REL32_3);
    ECase(IMAGE_REL_AMD64_REL32_4);
    ECase(IMAGE_REL_AMD64_REL32_5);
    ECase(IMAGE_REL_AMD64_SECTION);
    ECase(IMAGE_REL_AMD64_SECREL);
    ECase(IMAGE_REL_AMD64_SECREL7);
    ECase(IMAGE_REL_AMD64_TOKEN);
    ECase(IMAGE_REL_AMD64_SREL32);
    ECase(IMAGE_REL_AMD64_PAIR);
    ECase(IMAGE_REL_AMD64_SSPAN32);
  }
  
  void ScalarEnumerationTraits<COFF::RelocationTypesARM>::enumeration(
      IO &IO, COFF::RelocationTypesARM &Value) {
    ECase(IMAGE_REL_ARM_ABSOLUTE);
    ECase(IMAGE_REL_ARM_ADDR32);
    ECase(IMAGE_REL_ARM_ADDR32NB);
    ECase(IMAGE_REL_ARM_BRANCH24);
    ECase(IMAGE_REL_ARM_BRANCH11);
    ECase(IMAGE_REL_ARM_TOKEN);
    ECase(IMAGE_REL_ARM_BLX24);
    ECase(IMAGE_REL_ARM_BLX11);
    ECase(IMAGE_REL_ARM_REL32);
    ECase(IMAGE_REL_ARM_SECTION);
    ECase(IMAGE_REL_ARM_SECREL);
    ECase(IMAGE_REL_ARM_MOV32A);
    ECase(IMAGE_REL_ARM_MOV32T);
    ECase(IMAGE_REL_ARM_BRANCH20T);
    ECase(IMAGE_REL_ARM_BRANCH24T);
    ECase(IMAGE_REL_ARM_BLX23T);
    ECase(IMAGE_REL_ARM_PAIR);
  }
  
  void ScalarEnumerationTraits<COFF::RelocationTypesARM64>::enumeration(
      IO &IO, COFF::RelocationTypesARM64 &Value) {
    ECase(IMAGE_REL_ARM64_ABSOLUTE);
    ECase(IMAGE_REL_ARM64_ADDR32);
    ECase(IMAGE_REL_ARM64_ADDR32NB);
    ECase(IMAGE_REL_ARM64_BRANCH26);
    ECase(IMAGE_REL_ARM64_PAGEBASE_REL21);
    ECase(IMAGE_REL_ARM64_REL21);
    ECase(IMAGE_REL_ARM64_PAGEOFFSET_12A);
    ECase(IMAGE_REL_ARM64_PAGEOFFSET_12L);
    ECase(IMAGE_REL_ARM64_SECREL);
    ECase(IMAGE_REL_ARM64_SECREL_LOW12A);
    ECase(IMAGE_REL_ARM64_SECREL_HIGH12A);
    ECase(IMAGE_REL_ARM64_SECREL_LOW12L);
    ECase(IMAGE_REL_ARM64_TOKEN);
    ECase(IMAGE_REL_ARM64_SECTION);
    ECase(IMAGE_REL_ARM64_ADDR64);
    ECase(IMAGE_REL_ARM64_BRANCH19);
    ECase(IMAGE_REL_ARM64_BRANCH14);
    ECase(IMAGE_REL_ARM64_REL32);
  }
  
  void ScalarEnumerationTraits<COFF::WindowsSubsystem>::enumeration(
      IO &IO, COFF::WindowsSubsystem &Value) {
    ECase(IMAGE_SUBSYSTEM_UNKNOWN);
    ECase(IMAGE_SUBSYSTEM_NATIVE);
    ECase(IMAGE_SUBSYSTEM_WINDOWS_GUI);
    ECase(IMAGE_SUBSYSTEM_WINDOWS_CUI);
    ECase(IMAGE_SUBSYSTEM_OS2_CUI);
    ECase(IMAGE_SUBSYSTEM_POSIX_CUI);
    ECase(IMAGE_SUBSYSTEM_NATIVE_WINDOWS);
    ECase(IMAGE_SUBSYSTEM_WINDOWS_CE_GUI);
    ECase(IMAGE_SUBSYSTEM_EFI_APPLICATION);
    ECase(IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER);
    ECase(IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER);
    ECase(IMAGE_SUBSYSTEM_EFI_ROM);
    ECase(IMAGE_SUBSYSTEM_XBOX);
    ECase(IMAGE_SUBSYSTEM_WINDOWS_BOOT_APPLICATION);
  }
  #undef ECase
  
  #define BCase(X) IO.bitSetCase(Value, #X, COFF::X);
  void ScalarBitSetTraits<COFF::Characteristics>::bitset(
      IO &IO, COFF::Characteristics &Value) {
    BCase(IMAGE_FILE_RELOCS_STRIPPED);
    BCase(IMAGE_FILE_EXECUTABLE_IMAGE);
    BCase(IMAGE_FILE_LINE_NUMS_STRIPPED);
    BCase(IMAGE_FILE_LOCAL_SYMS_STRIPPED);
    BCase(IMAGE_FILE_AGGRESSIVE_WS_TRIM);
    BCase(IMAGE_FILE_LARGE_ADDRESS_AWARE);
    BCase(IMAGE_FILE_BYTES_REVERSED_LO);
    BCase(IMAGE_FILE_32BIT_MACHINE);
    BCase(IMAGE_FILE_DEBUG_STRIPPED);
    BCase(IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP);
    BCase(IMAGE_FILE_NET_RUN_FROM_SWAP);
    BCase(IMAGE_FILE_SYSTEM);
    BCase(IMAGE_FILE_DLL);
    BCase(IMAGE_FILE_UP_SYSTEM_ONLY);
    BCase(IMAGE_FILE_BYTES_REVERSED_HI);
  }
  
  void ScalarBitSetTraits<COFF::SectionCharacteristics>::bitset(
      IO &IO, COFF::SectionCharacteristics &Value) {
    BCase(IMAGE_SCN_TYPE_NOLOAD);
    BCase(IMAGE_SCN_TYPE_NO_PAD);
    BCase(IMAGE_SCN_CNT_CODE);
    BCase(IMAGE_SCN_CNT_INITIALIZED_DATA);
    BCase(IMAGE_SCN_CNT_UNINITIALIZED_DATA);
    BCase(IMAGE_SCN_LNK_OTHER);
    BCase(IMAGE_SCN_LNK_INFO);
    BCase(IMAGE_SCN_LNK_REMOVE);
    BCase(IMAGE_SCN_LNK_COMDAT);
    BCase(IMAGE_SCN_GPREL);
    BCase(IMAGE_SCN_MEM_PURGEABLE);
    BCase(IMAGE_SCN_MEM_16BIT);
    BCase(IMAGE_SCN_MEM_LOCKED);
    BCase(IMAGE_SCN_MEM_PRELOAD);
    BCase(IMAGE_SCN_LNK_NRELOC_OVFL);
    BCase(IMAGE_SCN_MEM_DISCARDABLE);
    BCase(IMAGE_SCN_MEM_NOT_CACHED);
    BCase(IMAGE_SCN_MEM_NOT_PAGED);
    BCase(IMAGE_SCN_MEM_SHARED);
    BCase(IMAGE_SCN_MEM_EXECUTE);
    BCase(IMAGE_SCN_MEM_READ);
    BCase(IMAGE_SCN_MEM_WRITE);
  }
  
  void ScalarBitSetTraits<COFF::DLLCharacteristics>::bitset(
      IO &IO, COFF::DLLCharacteristics &Value) {
    BCase(IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA);
    BCase(IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE);
    BCase(IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY);
    BCase(IMAGE_DLL_CHARACTERISTICS_NX_COMPAT);
    BCase(IMAGE_DLL_CHARACTERISTICS_NO_ISOLATION);
    BCase(IMAGE_DLL_CHARACTERISTICS_NO_SEH);
    BCase(IMAGE_DLL_CHARACTERISTICS_NO_BIND);
    BCase(IMAGE_DLL_CHARACTERISTICS_APPCONTAINER);
    BCase(IMAGE_DLL_CHARACTERISTICS_WDM_DRIVER);
    BCase(IMAGE_DLL_CHARACTERISTICS_GUARD_CF);
    BCase(IMAGE_DLL_CHARACTERISTICS_TERMINAL_SERVER_AWARE);
  }
  #undef BCase
  
  namespace {
  
  struct NSectionSelectionType {
    NSectionSelectionType(IO &)
        : SelectionType(COFFYAML::COMDATType(0)) {}
    NSectionSelectionType(IO &, uint8_t C)
        : SelectionType(COFFYAML::COMDATType(C)) {}
  
    uint8_t denormalize(IO &) { return SelectionType; }
  
    COFFYAML::COMDATType SelectionType;
  };
  
  struct NWeakExternalCharacteristics {
    NWeakExternalCharacteristics(IO &)
        : Characteristics(COFFYAML::WeakExternalCharacteristics(0)) {}
    NWeakExternalCharacteristics(IO &, uint32_t C)
        : Characteristics(COFFYAML::WeakExternalCharacteristics(C)) {}
  
    uint32_t denormalize(IO &) { return Characteristics; }
  
    COFFYAML::WeakExternalCharacteristics Characteristics;
  };
  
  struct NSectionCharacteristics {
    NSectionCharacteristics(IO &)
        : Characteristics(COFF::SectionCharacteristics(0)) {}
    NSectionCharacteristics(IO &, uint32_t C)
        : Characteristics(COFF::SectionCharacteristics(C)) {}
  
    uint32_t denormalize(IO &) { return Characteristics; }
  
    COFF::SectionCharacteristics Characteristics;
  };
  
  struct NAuxTokenType {
    NAuxTokenType(IO &)
        : AuxType(COFFYAML::AuxSymbolType(0)) {}
    NAuxTokenType(IO &, uint8_t C)
        : AuxType(COFFYAML::AuxSymbolType(C)) {}
  
    uint32_t denormalize(IO &) { return AuxType; }
  
    COFFYAML::AuxSymbolType AuxType;
  };
  
  struct NStorageClass {
    NStorageClass(IO &) : StorageClass(COFF::SymbolStorageClass(0)) {}
    NStorageClass(IO &, uint8_t S) : StorageClass(COFF::SymbolStorageClass(S)) {}
  
    uint8_t denormalize(IO &) { return StorageClass; }
  
    COFF::SymbolStorageClass StorageClass;
  };
  
  struct NMachine {
    NMachine(IO &) : Machine(COFF::MachineTypes(0)) {}
    NMachine(IO &, uint16_t M) : Machine(COFF::MachineTypes(M)) {}
  
    uint16_t denormalize(IO &) { return Machine; }
  
    COFF::MachineTypes Machine;
  };
  
  struct NHeaderCharacteristics {
    NHeaderCharacteristics(IO &) : Characteristics(COFF::Characteristics(0)) {}
    NHeaderCharacteristics(IO &, uint16_t C)
        : Characteristics(COFF::Characteristics(C)) {}
  
    uint16_t denormalize(IO &) { return Characteristics; }
  
    COFF::Characteristics Characteristics;
  };
  
  template <typename RelocType>
  struct NType {
    NType(IO &) : Type(RelocType(0)) {}
    NType(IO &, uint16_t T) : Type(RelocType(T)) {}
  
    uint16_t denormalize(IO &) { return Type; }
  
    RelocType Type;
  };
  
  struct NWindowsSubsystem {
    NWindowsSubsystem(IO &) : Subsystem(COFF::WindowsSubsystem(0)) {}
    NWindowsSubsystem(IO &, uint16_t C) : Subsystem(COFF::WindowsSubsystem(C)) {}
  
    uint16_t denormalize(IO &) { return Subsystem; }
  
    COFF::WindowsSubsystem Subsystem;
  };
  
  struct NDLLCharacteristics {
    NDLLCharacteristics(IO &) : Characteristics(COFF::DLLCharacteristics(0)) {}
    NDLLCharacteristics(IO &, uint16_t C)
        : Characteristics(COFF::DLLCharacteristics(C)) {}
  
    uint16_t denormalize(IO &) { return Characteristics; }
  
    COFF::DLLCharacteristics Characteristics;
  };
  
  } // end anonymous namespace
  
  void MappingTraits<COFFYAML::Relocation>::mapping(IO &IO,
                                                    COFFYAML::Relocation &Rel) {
    IO.mapRequired("VirtualAddress", Rel.VirtualAddress);
    IO.mapOptional("SymbolName", Rel.SymbolName, StringRef());
    IO.mapOptional("SymbolTableIndex", Rel.SymbolTableIndex);
  
    COFF::header &H = *static_cast<COFF::header *>(IO.getContext());
    if (H.Machine == COFF::IMAGE_FILE_MACHINE_I386) {
      MappingNormalization<NType<COFF::RelocationTypeI386>, uint16_t> NT(
          IO, Rel.Type);
      IO.mapRequired("Type", NT->Type);
    } else if (H.Machine == COFF::IMAGE_FILE_MACHINE_AMD64) {
      MappingNormalization<NType<COFF::RelocationTypeAMD64>, uint16_t> NT(
          IO, Rel.Type);
      IO.mapRequired("Type", NT->Type);
    } else if (H.Machine == COFF::IMAGE_FILE_MACHINE_ARMNT) {
      MappingNormalization<NType<COFF::RelocationTypesARM>, uint16_t> NT(
          IO, Rel.Type);
      IO.mapRequired("Type", NT->Type);
    } else if (H.Machine == COFF::IMAGE_FILE_MACHINE_ARM64) {
      MappingNormalization<NType<COFF::RelocationTypesARM64>, uint16_t> NT(
          IO, Rel.Type);
      IO.mapRequired("Type", NT->Type);
    } else {
      IO.mapRequired("Type", Rel.Type);
    }
  }
  
  void MappingTraits<COFF::DataDirectory>::mapping(IO &IO,
                                                   COFF::DataDirectory &DD) {
    IO.mapRequired("RelativeVirtualAddress", DD.RelativeVirtualAddress);
    IO.mapRequired("Size", DD.Size);
  }
  
  void MappingTraits<COFFYAML::PEHeader>::mapping(IO &IO,
                                                  COFFYAML::PEHeader &PH) {
    MappingNormalization<NWindowsSubsystem, uint16_t> NWS(IO,
                                                          PH.Header.Subsystem);
    MappingNormalization<NDLLCharacteristics, uint16_t> NDC(
        IO, PH.Header.DLLCharacteristics);
  
    IO.mapRequired("AddressOfEntryPoint", PH.Header.AddressOfEntryPoint);
    IO.mapRequired("ImageBase", PH.Header.ImageBase);
    IO.mapRequired("SectionAlignment", PH.Header.SectionAlignment);
    IO.mapRequired("FileAlignment", PH.Header.FileAlignment);
    IO.mapRequired("MajorOperatingSystemVersion",
                   PH.Header.MajorOperatingSystemVersion);
    IO.mapRequired("MinorOperatingSystemVersion",
                   PH.Header.MinorOperatingSystemVersion);
    IO.mapRequired("MajorImageVersion", PH.Header.MajorImageVersion);
    IO.mapRequired("MinorImageVersion", PH.Header.MinorImageVersion);
    IO.mapRequired("MajorSubsystemVersion", PH.Header.MajorSubsystemVersion);
    IO.mapRequired("MinorSubsystemVersion", PH.Header.MinorSubsystemVersion);
    IO.mapRequired("Subsystem", NWS->Subsystem);
    IO.mapRequired("DLLCharacteristics", NDC->Characteristics);
    IO.mapRequired("SizeOfStackReserve", PH.Header.SizeOfStackReserve);
    IO.mapRequired("SizeOfStackCommit", PH.Header.SizeOfStackCommit);
    IO.mapRequired("SizeOfHeapReserve", PH.Header.SizeOfHeapReserve);
    IO.mapRequired("SizeOfHeapCommit", PH.Header.SizeOfHeapCommit);
  
    IO.mapOptional("ExportTable", PH.DataDirectories[COFF::EXPORT_TABLE]);
    IO.mapOptional("ImportTable", PH.DataDirectories[COFF::IMPORT_TABLE]);
    IO.mapOptional("ResourceTable", PH.DataDirectories[COFF::RESOURCE_TABLE]);
    IO.mapOptional("ExceptionTable", PH.DataDirectories[COFF::EXCEPTION_TABLE]);
    IO.mapOptional("CertificateTable", PH.DataDirectories[COFF::CERTIFICATE_TABLE]);
    IO.mapOptional("BaseRelocationTable",
                   PH.DataDirectories[COFF::BASE_RELOCATION_TABLE]);
    IO.mapOptional("Debug", PH.DataDirectories[COFF::DEBUG_DIRECTORY]);
    IO.mapOptional("Architecture", PH.DataDirectories[COFF::ARCHITECTURE]);
    IO.mapOptional("GlobalPtr", PH.DataDirectories[COFF::GLOBAL_PTR]);
    IO.mapOptional("TlsTable", PH.DataDirectories[COFF::TLS_TABLE]);
    IO.mapOptional("LoadConfigTable",
                   PH.DataDirectories[COFF::LOAD_CONFIG_TABLE]);
    IO.mapOptional("BoundImport", PH.DataDirectories[COFF::BOUND_IMPORT]);
    IO.mapOptional("IAT", PH.DataDirectories[COFF::IAT]);
    IO.mapOptional("DelayImportDescriptor",
                   PH.DataDirectories[COFF::DELAY_IMPORT_DESCRIPTOR]);
    IO.mapOptional("ClrRuntimeHeader",
                   PH.DataDirectories[COFF::CLR_RUNTIME_HEADER]);
  }
  
  void MappingTraits<COFF::header>::mapping(IO &IO, COFF::header &H) {
    MappingNormalization<NMachine, uint16_t> NM(IO, H.Machine);
    MappingNormalization<NHeaderCharacteristics, uint16_t> NC(IO,
                                                              H.Characteristics);
  
    IO.mapRequired("Machine", NM->Machine);
    IO.mapOptional("Characteristics", NC->Characteristics);
    IO.setContext(static_cast<void *>(&H));
  }
  
  void MappingTraits<COFF::AuxiliaryFunctionDefinition>::mapping(
      IO &IO, COFF::AuxiliaryFunctionDefinition &AFD) {
    IO.mapRequired("TagIndex", AFD.TagIndex);
    IO.mapRequired("TotalSize", AFD.TotalSize);
    IO.mapRequired("PointerToLinenumber", AFD.PointerToLinenumber);
    IO.mapRequired("PointerToNextFunction", AFD.PointerToNextFunction);
  }
  
  void MappingTraits<COFF::AuxiliarybfAndefSymbol>::mapping(
      IO &IO, COFF::AuxiliarybfAndefSymbol &AAS) {
    IO.mapRequired("Linenumber", AAS.Linenumber);
    IO.mapRequired("PointerToNextFunction", AAS.PointerToNextFunction);
  }
  
  void MappingTraits<COFF::AuxiliaryWeakExternal>::mapping(
      IO &IO, COFF::AuxiliaryWeakExternal &AWE) {
    MappingNormalization<NWeakExternalCharacteristics, uint32_t> NWEC(
        IO, AWE.Characteristics);
    IO.mapRequired("TagIndex", AWE.TagIndex);
    IO.mapRequired("Characteristics", NWEC->Characteristics);
  }
  
  void MappingTraits<COFF::AuxiliarySectionDefinition>::mapping(
      IO &IO, COFF::AuxiliarySectionDefinition &ASD) {
    MappingNormalization<NSectionSelectionType, uint8_t> NSST(
        IO, ASD.Selection);
  
    IO.mapRequired("Length", ASD.Length);
    IO.mapRequired("NumberOfRelocations", ASD.NumberOfRelocations);
    IO.mapRequired("NumberOfLinenumbers", ASD.NumberOfLinenumbers);
    IO.mapRequired("CheckSum", ASD.CheckSum);
    IO.mapRequired("Number", ASD.Number);
    IO.mapOptional("Selection", NSST->SelectionType, COFFYAML::COMDATType(0));
  }
  
  void MappingTraits<COFF::AuxiliaryCLRToken>::mapping(
      IO &IO, COFF::AuxiliaryCLRToken &ACT) {
    MappingNormalization<NAuxTokenType, uint8_t> NATT(IO, ACT.AuxType);
    IO.mapRequired("AuxType", NATT->AuxType);
    IO.mapRequired("SymbolTableIndex", ACT.SymbolTableIndex);
  }
  
  void MappingTraits<COFFYAML::Symbol>::mapping(IO &IO, COFFYAML::Symbol &S) {
    MappingNormalization<NStorageClass, uint8_t> NS(IO, S.Header.StorageClass);
  
    IO.mapRequired("Name", S.Name);
    IO.mapRequired("Value", S.Header.Value);
    IO.mapRequired("SectionNumber", S.Header.SectionNumber);
    IO.mapRequired("SimpleType", S.SimpleType);
    IO.mapRequired("ComplexType", S.ComplexType);
    IO.mapRequired("StorageClass", NS->StorageClass);
    IO.mapOptional("FunctionDefinition", S.FunctionDefinition);
    IO.mapOptional("bfAndefSymbol", S.bfAndefSymbol);
    IO.mapOptional("WeakExternal", S.WeakExternal);
    IO.mapOptional("File", S.File, StringRef());
    IO.mapOptional("SectionDefinition", S.SectionDefinition);
    IO.mapOptional("CLRToken", S.CLRToken);
  }
  
  void MappingTraits<COFFYAML::Section>::mapping(IO &IO, COFFYAML::Section &Sec) {
    MappingNormalization<NSectionCharacteristics, uint32_t> NC(
        IO, Sec.Header.Characteristics);
    IO.mapRequired("Name", Sec.Name);
    IO.mapRequired("Characteristics", NC->Characteristics);
    IO.mapOptional("VirtualAddress", Sec.Header.VirtualAddress, 0U);
    IO.mapOptional("VirtualSize", Sec.Header.VirtualSize, 0U);
    IO.mapOptional("Alignment", Sec.Alignment, 0U);
  
    // If this is a .debug$S .debug$T .debug$P, or .debug$H section parse the
    // semantic representation of the symbols/types.  If it is any other kind
    // of section, just deal in raw bytes.
    IO.mapOptional("SectionData", Sec.SectionData);
    if (Sec.Name == ".debug$S")
      IO.mapOptional("Subsections", Sec.DebugS);
    else if (Sec.Name == ".debug$T")
      IO.mapOptional("Types", Sec.DebugT);
    else if (Sec.Name == ".debug$P")
      IO.mapOptional("PrecompTypes", Sec.DebugP);
    else if (Sec.Name == ".debug$H")
      IO.mapOptional("GlobalHashes", Sec.DebugH);
  
    // Uninitialized sections, such as .bss, typically have no data, but the size
    // is carried in SizeOfRawData, even though PointerToRawData is zero.
    if (Sec.SectionData.binary_size() == 0 &&
        NC->Characteristics & COFF::IMAGE_SCN_CNT_UNINITIALIZED_DATA)
      IO.mapOptional("SizeOfRawData", Sec.Header.SizeOfRawData);
  
    IO.mapOptional("Relocations", Sec.Relocations);
  }
  
  void MappingTraits<COFFYAML::Object>::mapping(IO &IO, COFFYAML::Object &Obj) {
    IO.mapTag("!COFF", true);
    IO.mapOptional("OptionalHeader", Obj.OptionalHeader);
    IO.mapRequired("header", Obj.Header);
    IO.mapRequired("sections", Obj.Sections);
    IO.mapRequired("symbols", Obj.Symbols);
  }
  
  } // end namespace yaml
  
  } // end namespace llvm
  