d></tr>
<tr>
<td>
<p>0F 20/<em>r</em></p>
<p>MOV <em>r64, </em>CR0–CR7</p></td>
<td>MR</td>
<td>Valid</td>
<td>N.E.</td>
<td>Move extended control register to <em>r64</em>.</td></tr>
<tr>
<td>
<p>REX.R + 0F 20 /0</p>
<p>MOV <em>r64, </em>CR8</p></td>
<td>MR</td>
<td>Valid</td>
<td>N.E.</td>
<td>Move extended CR8 to <em>r64</em>.<sup>1</sup></td></tr>
<tr>
<td>
<p>0F 22 /<em>r</em></p>
<p>MOV CR0–CR7, <em>r32</em></p></td>
<td>RM</td>
<td>N.E.</td>
<td>Valid</td>
<td>Move <em>r32</em> to control register