            ELSE DEST[i+63:i]←LOGICAL_RIGHT_SHIFT_QWORDS1(SRC1[i+63:i], imm8)
            FI;
        ELSE
            IF *merging-masking* ; merging-masking
                THEN *DEST[i+63:i] remains unchanged*
                ELSE *zeroing-masking*
                        ; zeroing-masking
                    DEST[i+63:i] ← 0
            FI
    FI;
ENDFOR
DEST[MAXVL-1:VL] ← 0
</pre>
<h3 id="vpsrlq--ymm--ymm--xmm-m128----vex-256-encoding">VPSRLQ (ymm, ymm, xmm/m128) - VEX.256 encoding<a class="anchor