; RUN: llc < %s -march=x86-64 -mattr=+sse2,-sse41 | grep punpcklqdq | count 1
define <2 x i64> @t1(i64 %s, <2 x i64> %tmp) nounwind {
%tmp1 = insertelement <2 x i64> %tmp, i64 %s, i32 1
ret <2 x i64> %tmp1
}