332   UNREACHABLE();  in FormatRegister()
354   UNREACHABLE();  in FormatFPURegister()
433   UNREACHABLE();  in FormatOption()
467           UNREACHABLE();  in DecodeTypeRegister()
589               UNREACHABLE();  in DecodeTypeRegister()
611               UNREACHABLE();  in DecodeTypeRegister()
618           UNREACHABLE();  in DecodeTypeRegister()
755           UNREACHABLE();  in DecodeTypeRegister()
767           UNREACHABLE();  in DecodeTypeRegister()
789           UNREACHABLE();  in DecodeTypeRegister()
793       UNREACHABLE();  in DecodeTypeRegister()
811           UNREACHABLE();  in DecodeTypeImmediate()
829           UNREACHABLE();  in DecodeTypeImmediate()
920       UNREACHABLE();  in DecodeTypeImmediate()
935       UNREACHABLE();  in DecodeTypeJump()
999   UNREACHABLE();  // MIPS does not have the concept of a byte register.  in NameOfByteCPURegister()