, w)</td>
<td>ModRM:reg (r)</td>
<td>NA</td>
<td>NA</td></tr>
<tr>
<td>MI</td>
<td>ModRM:r/m (r, w)</td>
<td>imm8</td>
<td>NA</td>
<td>NA</td></tr></table>
<h2>Description</h2>
<p>Selects the bit in a bit string (specified with the first operand, called the bit base) at the bit-position designated by the bit offset operand (second operand), stores the value of the bit in the CF flag, and complements the selected bit in the bit string. The bit base operand can be a register or a memory location; the bit offs