zext i16 %1 to i64 ; <i64>:2 [#uses=1]
bitcast i64 %2 to <4 x i16> ; <<4 x i16>>:3 [#uses=1]
shufflevector <4 x i16> %3, <4 x i16> undef, <4 x i32> zeroinitializer ; <<4 x i16>>:4 [#uses=1]
zext i16 %1 to i64 ; <i64>:2 [#uses=1]
bitcast i64 %2 to <4 x i16> ; <<4 x i16>>:3 [#uses=1]
shufflevector <4 x i16> %3, <4 x i16> undef, <4 x i32> zeroinitializer ; <<4 x i16>>:4 [#uses=1]