+/// Construct an X86 ELF object writer.
+MCObjectWriter *createX86ELFObjectWriter(raw_pwrite_stream &OS, bool IsELF64,
+ uint8_t OSABI, uint16_t EMachine);
+/// Construct an X86 Win COFF object writer.
+MCObjectWriter *createX86WinCOFFObjectWriter(raw_pwrite_stream &OS,
+ bool Is64Bit);
+
+/// Construct X86-64 Mach-O relocation info.
+MCRelocationInfo *createX86_64MachORelocationInfo(MCContext &Ctx);
+
+/// Construct X86-64 ELF relocation info.
+MCRelocationInfo *createX86_64ELFRelocationInfo(MCContext &Ctx);