; RUN: llc < %s -march=x86-64 -mcpu=core2 -o %t ; RUN: not grep unpcklps %t define i32 @foo() nounwind { entry: %tmp74.i25762 = shufflevector <16 x float> zeroinitializer, <16 x float> zeroinitializer, <16 x i32> ; <<16 x float>> [#uses=1] %tmp518 = shufflevector <16 x float> %tmp74.i25762, <16 x float> undef, <4 x i32> ; <<4 x float>> [#uses=1] %movss.i25611 = shufflevector <4 x float> zeroinitializer, <4 x float> %tmp518, <4 x i32> ; <<4 x float>> [#uses=1] %conv3.i25615 = shufflevector <4 x float> %movss.i25611, <4 x float> undef, <4 x i32> ; <<4 x float>> [#uses=1] %sub.i25620 = fsub <4 x float> %conv3.i25615, zeroinitializer ; <<4 x float>> [#uses=1] %mul.i25621 = fmul <4 x float> zeroinitializer, %sub.i25620 ; <<4 x float>> [#uses=1] %add.i25622 = fadd <4 x float> zeroinitializer, %mul.i25621 ; <<4 x float>> [#uses=1] store <4 x float> %add.i25622, <4 x float>* null unreachable }