def rr : I<0x4b, MRMSrcReg, (outs KRC:$dst),
(ins KRC:$src1, KRC:$src2),
"kunpck"#Suffix#"\t{$src2, $src1, $dst|$dst, $src1, $src2}", []>,
def rr : I<0x4b, MRMSrcReg, (outs KRC:$dst),
(ins KRC:$src1, KRC:$src2),
"kunpck"#Suffix#"\t{$src2, $src1, $dst|$dst, $src1, $src2}", []>,