-MCObjectWriter *createMachObjectWriter(raw_ostream &OS, bool is64Bit,
- uint32_t CPUType, uint32_t CPUSubtype,
- bool IsLittleEndian);
-MCObjectWriter *createELFObjectWriter(raw_ostream &OS, bool is64Bit,
- Triple::OSType OSType, uint16_t EMachine,
- bool IsLittleEndian,
- bool HasRelocationAddend);
-MCObjectWriter *createWinCOFFObjectWriter(raw_ostream &OS, bool is64Bit);
-