1; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s 2 3; CHECK-NOT: vunpck 4; CHECK: vextractf128 $1 5define <8 x float> @A(<8 x float> %a) nounwind uwtable readnone ssp { 6entry: 7 %shuffle = shufflevector <8 x float> %a, <8 x float> undef, <8 x i32> <i32 4, i32 5, i32 6, i32 7, i32 8, i32 8, i32 8, i32 8> 8 ret <8 x float> %shuffle 9} 10 11; CHECK-NOT: vunpck 12; CHECK: vextractf128 $1 13define <4 x double> @B(<4 x double> %a) nounwind uwtable readnone ssp { 14entry: 15 %shuffle = shufflevector <4 x double> %a, <4 x double> undef, <4 x i32> <i32 2, i32 3, i32 4, i32 4> 16 ret <4 x double> %shuffle 17} 18 19