public static void sq_vd64(ref OPERAND_SIZE opsize, ref INSTRUCTION instr, INTERNAL_DATA idata, DISMODE mode) { if (mode != DISMODE.DISASSEMBLE_MODE_64) { sq_v(ref opsize, ref instr, idata, mode); } else { if (idata.prefixes[PREF_OPSIZE_INDEX] != 0xFF) { idata.is_opsize_used = 1; sq_w(ref opsize, ref instr, idata, mode); } else { sq_q(ref opsize, ref instr, idata, mode); } } }