3-559
INSTRUCTION SET REFERENCE
PSRLW/PSRLD/PSRLQ—Packed Shift Right Logical (Continued)
Operation
IF instruction is PSRLW
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 PSRLD
THEN {
DEST(31..0)
<
DEST(31..0) >> COUNT;
DEST(63..32)
<
DEST(63..32) >> COUNT;
ELSE (* instruction is PSRLQ *)
DEST
<
DEST >> COUNT;
FI;
