3-551
INSTRUCTION SET REFERENCE
PSLLW/PSLLD/PSLLQ—Packed Shift Left Logical (Continued)
Operation
IF instruction is PSLLW
THEN
DEST(15..0)
<
DEST(15..0) << COUNT;
DEST(31..16)
<
DEST(31..16) << COUNT;
DEST(47..32)
<
DEST(47..32) << COUNT;
DEST(63..48)
<
DEST(63..48) << COUNT;
ELSE IF instruction is PSLLD
THEN {
DEST(31..0)
<
DEST(31..0) << COUNT;
DEST(63..32)
<
DEST(63..32) << COUNT;
ELSE (* instruction is PSLLQ *)
DEST
<
DEST << COUNT;
FI;
