STPS (VEX.256 encoded version)<a class="anchor" href="#vtestps--vex-256-encoded-version-">
			¶
		</a></h3>
<pre>TEMP[255:0]←SRC[255:0] AND DEST[255:0]
IF (TEMP[31] = TEMP[63] = TEMP[95] = TEMP[127]= TEMP[160] =TEMP[191] = TEMP[224] = TEMP[255] = 0)
    THEN ZF←1;
    ELSE ZF←0;
TEMP[255:0]←SRC[255:0] AND NOT DEST[255:0]
IF (TEMP[31] = TEMP[63] = TEMP[95] = TEMP[127]= TEMP[160] =TEMP[191] = TEMP[224] = TEMP[255] = 0)
    THEN CF←1;
    ELSE CF←0;
DEST (unmodified)
AF←OF←PF←SF←0;
</pre>
