1; RUN: llc < %s -march=x86-64 -mcpu=nehalem -mattr=+sse4.2 | FileCheck %s 2; widen extract subvector 3 4define void @convert(<2 x double>* %dst.addr, <3 x double> %src) { 5entry: 6; CHECK-LABEL: convert: 7; CHECK: unpcklpd {{%xmm[0-7]}}, {{%xmm[0-7]}} 8; CHECK-NEXT: movapd 9 %val = shufflevector <3 x double> %src, <3 x double> undef, <2 x i32> < i32 0, i32 1> 10 store <2 x double> %val, <2 x double>* %dst.addr 11 ret void 12} 13