; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc < %s -mtriple=x86_64-- -mcpu=btver2 | FileCheck %s

define <4 x double> @PR167793(<4 x double> %a0, <4 x double> %a1) {
; CHECK-LABEL: PR167793:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vhaddpd %ymm0, %ymm0, %ymm0
; CHECK-NEXT:    vhaddpd %ymm1, %ymm1, %ymm1
; CHECK-NEXT:    vxorpd %xmm2, %xmm2, %xmm2
; CHECK-NEXT:    vperm2f128 {{.*#+}} ymm3 = ymm0[2,3],ymm1[2,3]
; CHECK-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
; CHECK-NEXT:    vaddpd %ymm0, %ymm3, %ymm0
; CHECK-NEXT:    vunpckhpd {{.*#+}} ymm0 = ymm0[1],ymm2[1],ymm0[3],ymm2[3]
; CHECK-NEXT:    retq
  %i5 = shufflevector <4 x double> %a0, <4 x double> poison, <4 x i32> <i32 1, i32 0, i32 3, i32 2>
  %i6 = fadd <4 x double> %a0, %i5
  %i8 = shufflevector <4 x double> %a1, <4 x double> poison, <4 x i32> <i32 1, i32 0, i32 3, i32 2>
  %i9 = fadd <4 x double> %a1, %i8
  %i10 = shufflevector <4 x double> %i6, <4 x double> poison, <2 x i32> <i32 poison, i32 3>
  %i11 = shufflevector <4 x double> %i6, <4 x double> poison, <2 x i32> <i32 poison, i32 1>
  %i12 = fadd <2 x double> %i10, %i11
  %i13 = shufflevector <4 x double> %i9, <4 x double> poison, <2 x i32> <i32 poison, i32 3>
  %i14 = shufflevector <4 x double> %i9, <4 x double> poison, <2 x i32> <i32 poison, i32 1>
  %i15 = fadd <2 x double> %i13, %i14
  %i16 = shufflevector <4 x double> zeroinitializer, <4 x double> poison, <2 x i32> <i32 poison, i32 1>
  %i18 = shufflevector <2 x double> %i15, <2 x double> %i16, <4 x i32> <i32 poison, i32 poison, i32 1, i32 3>
  %i19 = shufflevector <2 x double> %i12, <2 x double> poison, <4 x i32> <i32 1, i32 3, i32 poison, i32 poison>
  %i20 = shufflevector <4 x double> %i19, <4 x double> %i18, <4 x i32> <i32 0, i32 1, i32 6, i32 7>
  ret <4 x double> %i20
}