| //===- yaml2obj - Convert YAML to a binary object file --------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This program takes a YAML description of an object file and outputs the |
| // binary equivalent. |
| // |
| // This is used for writing tests that require binary files. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "llvm/ADT/SmallString.h" |
| #include "llvm/ADT/StringExtras.h" |
| #include "llvm/ADT/StringMap.h" |
| #include "llvm/ADT/StringSwitch.h" |
| #include "llvm/Support/COFF.h" |
| #include "llvm/Support/Casting.h" |
| #include "llvm/Support/CommandLine.h" |
| #include "llvm/Support/Endian.h" |
| #include "llvm/Support/ManagedStatic.h" |
| #include "llvm/Support/MemoryBuffer.h" |
| #include "llvm/Support/PrettyStackTrace.h" |
| #include "llvm/Support/Signals.h" |
| #include "llvm/Support/SourceMgr.h" |
| #include "llvm/Support/YAMLTraits.h" |
| #include "llvm/Support/raw_ostream.h" |
| #include "llvm/Support/system_error.h" |
| #include <vector> |
| |
| using namespace llvm; |
| |
| static cl::opt<std::string> |
| Input(cl::Positional, cl::desc("<input>"), cl::init("-")); |
| |
| // The structure of the yaml files is not an exact 1:1 match to COFF. In order |
| // to use yaml::IO, we use these structures which are closer to the source. |
| namespace COFFYAML { |
| struct Section { |
| COFF::section Header; |
| unsigned Alignment; |
| StringRef SectionData; |
| std::vector<COFF::relocation> Relocations; |
| StringRef Name; |
| Section() { |
| memset(&Header, 0, sizeof(COFF::section)); |
| } |
| }; |
| |
| struct Symbol { |
| COFF::symbol Header; |
| COFF::SymbolBaseType SimpleType; |
| COFF::SymbolComplexType ComplexType; |
| StringRef AuxiliaryData; |
| StringRef Name; |
| Symbol() { |
| memset(&Header, 0, sizeof(COFF::symbol)); |
| } |
| }; |
| |
| struct Object { |
| COFF::header Header; |
| std::vector<Section> Sections; |
| std::vector<Symbol> Symbols; |
| Object() { |
| memset(&Header, 0, sizeof(COFF::header)); |
| } |
| }; |
| } |
| |
| /// This parses a yaml stream that represents a COFF object file. |
| /// See docs/yaml2obj for the yaml scheema. |
| struct COFFParser { |
| COFFParser(COFFYAML::Object &Obj) : Obj(Obj) { |
| // A COFF string table always starts with a 4 byte size field. Offsets into |
| // it include this size, so allocate it now. |
| StringTable.append(4, 0); |
| } |
| |
| bool parseSections() { |
| for (std::vector<COFFYAML::Section>::iterator i = Obj.Sections.begin(), |
| e = Obj.Sections.end(); i != e; ++i) { |
| COFFYAML::Section &Sec = *i; |
| |
| // If the name is less than 8 bytes, store it in place, otherwise |
| // store it in the string table. |
| StringRef Name = Sec.Name; |
| |
| if (Name.size() <= COFF::NameSize) { |
| std::copy(Name.begin(), Name.end(), Sec.Header.Name); |
| } else { |
| // Add string to the string table and format the index for output. |
| unsigned Index = getStringIndex(Name); |
| std::string str = utostr(Index); |
| if (str.size() > 7) { |
| errs() << "String table got too large"; |
| return false; |
| } |
| Sec.Header.Name[0] = '/'; |
| std::copy(str.begin(), str.end(), Sec.Header.Name + 1); |
| } |
| |
| Sec.Header.Characteristics |= (Log2_32(Sec.Alignment) + 1) << 20; |
| } |
| return true; |
| } |
| |
| bool parseSymbols() { |
| for (std::vector<COFFYAML::Symbol>::iterator i = Obj.Symbols.begin(), |
| e = Obj.Symbols.end(); i != e; ++i) { |
| COFFYAML::Symbol &Sym = *i; |
| |
| // If the name is less than 8 bytes, store it in place, otherwise |
| // store it in the string table. |
| StringRef Name = Sym.Name; |
| if (Name.size() <= COFF::NameSize) { |
| std::copy(Name.begin(), Name.end(), Sym.Header.Name); |
| } else { |
| // Add string to the string table and format the index for output. |
| unsigned Index = getStringIndex(Name); |
| *reinterpret_cast<support::aligned_ulittle32_t*>( |
| Sym.Header.Name + 4) = Index; |
| } |
| |
| Sym.Header.Type = Sym.SimpleType; |
| Sym.Header.Type |= Sym.ComplexType << COFF::SCT_COMPLEX_TYPE_SHIFT; |
| } |
| return true; |
| } |
| |
| bool parse() { |
| if (!parseSections()) |
| return false; |
| if (!parseSymbols()) |
| return false; |
| return true; |
| } |
| |
| unsigned getStringIndex(StringRef Str) { |
| StringMap<unsigned>::iterator i = StringTableMap.find(Str); |
| if (i == StringTableMap.end()) { |
| unsigned Index = StringTable.size(); |
| StringTable.append(Str.begin(), Str.end()); |
| StringTable.push_back(0); |
| StringTableMap[Str] = Index; |
| return Index; |
| } |
| return i->second; |
| } |
| |
| COFFYAML::Object &Obj; |
| |
| StringMap<unsigned> StringTableMap; |
| std::string StringTable; |
| }; |
| |
| // Take a CP and assign addresses and sizes to everything. Returns false if the |
| // layout is not valid to do. |
| static bool layoutCOFF(COFFParser &CP) { |
| uint32_t SectionTableStart = 0; |
| uint32_t SectionTableSize = 0; |
| |
| // The section table starts immediately after the header, including the |
| // optional header. |
| SectionTableStart = sizeof(COFF::header) + CP.Obj.Header.SizeOfOptionalHeader; |
| SectionTableSize = sizeof(COFF::section) * CP.Obj.Sections.size(); |
| |
| uint32_t CurrentSectionDataOffset = SectionTableStart + SectionTableSize; |
| |
| // Assign each section data address consecutively. |
| for (std::vector<COFFYAML::Section>::iterator i = CP.Obj.Sections.begin(), |
| e = CP.Obj.Sections.end(); |
| i != e; ++i) { |
| if (!i->SectionData.empty()) { |
| i->Header.SizeOfRawData = i->SectionData.size()/2; |
| i->Header.PointerToRawData = CurrentSectionDataOffset; |
| CurrentSectionDataOffset += i->Header.SizeOfRawData; |
| if (!i->Relocations.empty()) { |
| i->Header.PointerToRelocations = CurrentSectionDataOffset; |
| i->Header.NumberOfRelocations = i->Relocations.size(); |
| CurrentSectionDataOffset += i->Header.NumberOfRelocations * |
| COFF::RelocationSize; |
| } |
| // TODO: Handle alignment. |
| } else { |
| i->Header.SizeOfRawData = 0; |
| i->Header.PointerToRawData = 0; |
| } |
| } |
| |
| uint32_t SymbolTableStart = CurrentSectionDataOffset; |
| |
| // Calculate number of symbols. |
| uint32_t NumberOfSymbols = 0; |
| for (std::vector<COFFYAML::Symbol>::iterator i = CP.Obj.Symbols.begin(), |
| e = CP.Obj.Symbols.end(); |
| i != e; ++i) { |
| unsigned AuxBytes = i->AuxiliaryData.size() / 2; |
| if (AuxBytes % COFF::SymbolSize != 0) { |
| errs() << "AuxiliaryData size not a multiple of symbol size!\n"; |
| return false; |
| } |
| i->Header.NumberOfAuxSymbols = AuxBytes / COFF::SymbolSize; |
| NumberOfSymbols += 1 + i->Header.NumberOfAuxSymbols; |
| } |
| |
| // Store all the allocated start addresses in the header. |
| CP.Obj.Header.NumberOfSections = CP.Obj.Sections.size(); |
| CP.Obj.Header.NumberOfSymbols = NumberOfSymbols; |
| CP.Obj.Header.PointerToSymbolTable = SymbolTableStart; |
| |
| *reinterpret_cast<support::ulittle32_t *>(&CP.StringTable[0]) |
| = CP.StringTable.size(); |
| |
| return true; |
| } |
| |
| template <typename value_type> |
| struct binary_le_impl { |
| value_type Value; |
| binary_le_impl(value_type V) : Value(V) {} |
| }; |
| |
| template <typename value_type> |
| raw_ostream &operator <<( raw_ostream &OS |
| , const binary_le_impl<value_type> &BLE) { |
| char Buffer[sizeof(BLE.Value)]; |
| support::endian::write<value_type, support::little, support::unaligned>( |
| Buffer, BLE.Value); |
| OS.write(Buffer, sizeof(BLE.Value)); |
| return OS; |
| } |
| |
| template <typename value_type> |
| binary_le_impl<value_type> binary_le(value_type V) { |
| return binary_le_impl<value_type>(V); |
| } |
| |
| static bool writeHexData(StringRef Data, raw_ostream &OS) { |
| unsigned Size = Data.size(); |
| if (Size % 2) |
| return false; |
| |
| for (unsigned I = 0; I != Size; I += 2) { |
| uint8_t Byte; |
| if (Data.substr(I, 2).getAsInteger(16, Byte)) |
| return false; |
| OS.write(Byte); |
| } |
| |
| return true; |
| } |
| |
| bool writeCOFF(COFFParser &CP, raw_ostream &OS) { |
| OS << binary_le(CP.Obj.Header.Machine) |
| << binary_le(CP.Obj.Header.NumberOfSections) |
| << binary_le(CP.Obj.Header.TimeDateStamp) |
| << binary_le(CP.Obj.Header.PointerToSymbolTable) |
| << binary_le(CP.Obj.Header.NumberOfSymbols) |
| << binary_le(CP.Obj.Header.SizeOfOptionalHeader) |
| << binary_le(CP.Obj.Header.Characteristics); |
| |
| // Output section table. |
| for (std::vector<COFFYAML::Section>::iterator i = CP.Obj.Sections.begin(), |
| e = CP.Obj.Sections.end(); |
| i != e; ++i) { |
| OS.write(i->Header.Name, COFF::NameSize); |
| OS << binary_le(i->Header.VirtualSize) |
| << binary_le(i->Header.VirtualAddress) |
| << binary_le(i->Header.SizeOfRawData) |
| << binary_le(i->Header.PointerToRawData) |
| << binary_le(i->Header.PointerToRelocations) |
| << binary_le(i->Header.PointerToLineNumbers) |
| << binary_le(i->Header.NumberOfRelocations) |
| << binary_le(i->Header.NumberOfLineNumbers) |
| << binary_le(i->Header.Characteristics); |
| } |
| |
| // Output section data. |
| for (std::vector<COFFYAML::Section>::iterator i = CP.Obj.Sections.begin(), |
| e = CP.Obj.Sections.end(); |
| i != e; ++i) { |
| if (!i->SectionData.empty()) { |
| if (!writeHexData(i->SectionData, OS)) { |
| errs() << "SectionData must be a collection of pairs of hex bytes"; |
| return false; |
| } |
| } |
| for (unsigned I2 = 0, E2 = i->Relocations.size(); I2 != E2; ++I2) { |
| const COFF::relocation &R = i->Relocations[I2]; |
| OS << binary_le(R.VirtualAddress) |
| << binary_le(R.SymbolTableIndex) |
| << binary_le(R.Type); |
| } |
| } |
| |
| // Output symbol table. |
| |
| for (std::vector<COFFYAML::Symbol>::const_iterator i = CP.Obj.Symbols.begin(), |
| e = CP.Obj.Symbols.end(); |
| i != e; ++i) { |
| OS.write(i->Header.Name, COFF::NameSize); |
| OS << binary_le(i->Header.Value) |
| << binary_le(i->Header.SectionNumber) |
| << binary_le(i->Header.Type) |
| << binary_le(i->Header.StorageClass) |
| << binary_le(i->Header.NumberOfAuxSymbols); |
| if (!i->AuxiliaryData.empty()) { |
| if (!writeHexData(i->AuxiliaryData, OS)) { |
| errs() << "AuxiliaryData must be a collection of pairs of hex bytes"; |
| return false; |
| } |
| } |
| } |
| |
| // Output string table. |
| OS.write(&CP.StringTable[0], CP.StringTable.size()); |
| return true; |
| } |
| |
| LLVM_YAML_IS_SEQUENCE_VECTOR(COFF::relocation) |
| LLVM_YAML_IS_SEQUENCE_VECTOR(COFFYAML::Section) |
| LLVM_YAML_IS_SEQUENCE_VECTOR(COFFYAML::Symbol) |
| |
| namespace llvm { |
| |
| namespace COFF { |
| Characteristics operator|(Characteristics a, Characteristics b) { |
| uint32_t Ret = static_cast<uint32_t>(a) | static_cast<uint32_t>(b); |
| return static_cast<Characteristics>(Ret); |
| } |
| |
| SectionCharacteristics |
| operator|(SectionCharacteristics a, SectionCharacteristics b) { |
| uint32_t Ret = static_cast<uint32_t>(a) | static_cast<uint32_t>(b); |
| return static_cast<SectionCharacteristics>(Ret); |
| } |
| } |
| |
| namespace yaml { |
| |
| #define BCase(X) IO.bitSetCase(Value, #X, COFF::X); |
| |
| template <> |
| struct ScalarBitSetTraits<COFF::SectionCharacteristics> { |
| static void bitset(IO &IO, COFF::SectionCharacteristics &Value) { |
| 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); |
| } |
| }; |
| |
| template <> |
| struct ScalarBitSetTraits<COFF::Characteristics> { |
| static void 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); |
| } |
| }; |
| #undef BCase |
| |
| #define ECase(X) IO.enumCase(Value, #X, COFF::X); |
| |
| template <> |
| struct ScalarEnumerationTraits<COFF::SymbolComplexType> { |
| static void 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); |
| } |
| }; |
| |
| template <> |
| struct ScalarEnumerationTraits<COFF::SymbolStorageClass> { |
| static void 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); |
| } |
| }; |
| |
| template <> |
| struct ScalarEnumerationTraits<COFF::SymbolBaseType> { |
| static void 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); |
| } |
| }; |
| |
| template <> |
| struct ScalarEnumerationTraits<COFF::MachineTypes> { |
| static void 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_ARMV7); |
| 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); |
| } |
| }; |
| |
| template <> |
| struct ScalarEnumerationTraits<COFF::RelocationTypeX86> { |
| static void enumeration(IO &IO, COFF::RelocationTypeX86 &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); |
| 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); |
| } |
| }; |
| |
| #undef ECase |
| |
| template <> |
| struct MappingTraits<COFFYAML::Symbol> { |
| 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; |
| }; |
| |
| static void mapping(IO &IO, COFFYAML::Symbol &S) { |
| MappingNormalization<NStorageClass, uint8_t> NS(IO, S.Header.StorageClass); |
| |
| IO.mapRequired("SimpleType", S.SimpleType); |
| IO.mapOptional("NumberOfAuxSymbols", S.Header.NumberOfAuxSymbols); |
| IO.mapRequired("Name", S.Name); |
| IO.mapRequired("StorageClass", NS->StorageClass); |
| IO.mapOptional("AuxiliaryData", S.AuxiliaryData); |
| IO.mapRequired("ComplexType", S.ComplexType); |
| IO.mapRequired("Value", S.Header.Value); |
| IO.mapRequired("SectionNumber", S.Header.SectionNumber); |
| } |
| }; |
| |
| template <> |
| struct MappingTraits<COFF::header> { |
| 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 NCharacteristics { |
| NCharacteristics(IO&) : Characteristics(COFF::Characteristics(0)) { |
| } |
| NCharacteristics(IO&, uint16_t C) : |
| Characteristics(COFF::Characteristics(C)) { |
| } |
| uint16_t denormalize(IO &) { |
| return Characteristics; |
| } |
| |
| COFF::Characteristics Characteristics; |
| }; |
| |
| static void mapping(IO &IO, COFF::header &H) { |
| MappingNormalization<NMachine, uint16_t> NM(IO, H.Machine); |
| MappingNormalization<NCharacteristics, uint16_t> NC(IO, H.Characteristics); |
| |
| IO.mapRequired("Machine", NM->Machine); |
| IO.mapOptional("Characteristics", NC->Characteristics); |
| } |
| }; |
| |
| template <> |
| struct MappingTraits<COFF::relocation> { |
| struct NType { |
| NType(IO &) : Type(COFF::RelocationTypeX86(0)) { |
| } |
| NType(IO &, uint16_t T) : Type(COFF::RelocationTypeX86(T)) { |
| } |
| uint16_t denormalize(IO &) { |
| return Type; |
| } |
| COFF::RelocationTypeX86 Type; |
| }; |
| |
| static void mapping(IO &IO, COFF::relocation &Rel) { |
| MappingNormalization<NType, uint16_t> NT(IO, Rel.Type); |
| |
| IO.mapRequired("Type", NT->Type); |
| IO.mapRequired("VirtualAddress", Rel.VirtualAddress); |
| IO.mapRequired("SymbolTableIndex", Rel.SymbolTableIndex); |
| } |
| }; |
| |
| template <> |
| struct MappingTraits<COFFYAML::Section> { |
| struct NCharacteristics { |
| NCharacteristics(IO &) : Characteristics(COFF::SectionCharacteristics(0)) { |
| } |
| NCharacteristics(IO &, uint32_t C) : |
| Characteristics(COFF::SectionCharacteristics(C)) { |
| } |
| uint32_t denormalize(IO &) { |
| return Characteristics; |
| } |
| COFF::SectionCharacteristics Characteristics; |
| }; |
| |
| static void mapping(IO &IO, COFFYAML::Section &Sec) { |
| MappingNormalization<NCharacteristics, uint32_t> NC(IO, |
| Sec.Header.Characteristics); |
| IO.mapOptional("Relocations", Sec.Relocations); |
| IO.mapRequired("SectionData", Sec.SectionData); |
| IO.mapRequired("Characteristics", NC->Characteristics); |
| IO.mapRequired("Name", Sec.Name); |
| IO.mapOptional("Alignment", Sec.Alignment); |
| } |
| }; |
| |
| template <> |
| struct MappingTraits<COFFYAML::Object> { |
| static void mapping(IO &IO, COFFYAML::Object &Obj) { |
| IO.mapRequired("sections", Obj.Sections); |
| IO.mapRequired("header", Obj.Header); |
| IO.mapRequired("symbols", Obj.Symbols); |
| } |
| }; |
| } // end namespace yaml |
| } // end namespace llvm |
| |
| int main(int argc, char **argv) { |
| cl::ParseCommandLineOptions(argc, argv); |
| sys::PrintStackTraceOnErrorSignal(); |
| PrettyStackTraceProgram X(argc, argv); |
| llvm_shutdown_obj Y; // Call llvm_shutdown() on exit. |
| |
| OwningPtr<MemoryBuffer> Buf; |
| if (MemoryBuffer::getFileOrSTDIN(Input, Buf)) |
| return 1; |
| |
| yaml::Input YIn(Buf->getBuffer()); |
| COFFYAML::Object Doc; |
| YIn >> Doc; |
| if (YIn.error()) { |
| errs() << "yaml2obj: Failed to parse YAML file!\n"; |
| return 1; |
| } |
| |
| COFFParser CP(Doc); |
| if (!CP.parse()) { |
| errs() << "yaml2obj: Failed to parse YAML file!\n"; |
| return 1; |
| } |
| |
| if (!layoutCOFF(CP)) { |
| errs() << "yaml2obj: Failed to layout COFF file!\n"; |
| return 1; |
| } |
| if (!writeCOFF(CP, outs())) { |
| errs() << "yaml2obj: Failed to write COFF file!\n"; |
| return 1; |
| } |
| } |