ZYDIS_REGKIND_REQUIRED_BITS
ZYAN_MAX(ZYDIS_REGKIND_REQUIRED_BITS, ZYDIS_MEMOP_TYPE_REQUIRED_BITS + 1) + 1
((operand_definition) & ((1 << ZYDIS_REGKIND_REQUIRED_BITS ) - 1))
(((operand_definition) >> ZYDIS_REGKIND_REQUIRED_BITS ) & 0x01)