Compiler projects using llvm
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefixes=SSE,SSE2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse3 | FileCheck %s --check-prefixes=SSE,SSE3
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+ssse3 | FileCheck %s --check-prefixes=SSE,SSSE3
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefixes=SSE,SSE41
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefixes=AVX,AVX1
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefixes=AVX,AVX2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512vl | FileCheck %s --check-prefixes=AVX,AVX512VL

define <2 x i64> @shuffle_v2i64_00(<2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_00:
; SSE:       # %bb.0:
; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,1,0,1]
; SSE-NEXT:    retq
;
; AVX1-LABEL: shuffle_v2i64_00:
; AVX1:       # %bb.0:
; AVX1-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[0,1,0,1]
; AVX1-NEXT:    retq
;
; AVX2-LABEL: shuffle_v2i64_00:
; AVX2:       # %bb.0:
; AVX2-NEXT:    vmovddup {{.*#+}} xmm0 = xmm0[0,0]
; AVX2-NEXT:    retq
;
; AVX512VL-LABEL: shuffle_v2i64_00:
; AVX512VL:       # %bb.0:
; AVX512VL-NEXT:    vmovddup {{.*#+}} xmm0 = xmm0[0,0]
; AVX512VL-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 0, i32 0>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_10(<2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_10:
; SSE:       # %bb.0:
; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_10:
; AVX:       # %bb.0:
; AVX-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[2,3,0,1]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 1, i32 0>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_11(<2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_11:
; SSE:       # %bb.0:
; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_11:
; AVX:       # %bb.0:
; AVX-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[2,3,2,3]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 1, i32 1>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_22(<2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_22:
; SSE:       # %bb.0:
; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[0,1,0,1]
; SSE-NEXT:    retq
;
; AVX1-LABEL: shuffle_v2i64_22:
; AVX1:       # %bb.0:
; AVX1-NEXT:    vpermilps {{.*#+}} xmm0 = xmm1[0,1,0,1]
; AVX1-NEXT:    retq
;
; AVX2-LABEL: shuffle_v2i64_22:
; AVX2:       # %bb.0:
; AVX2-NEXT:    vmovddup {{.*#+}} xmm0 = xmm1[0,0]
; AVX2-NEXT:    retq
;
; AVX512VL-LABEL: shuffle_v2i64_22:
; AVX512VL:       # %bb.0:
; AVX512VL-NEXT:    vmovddup {{.*#+}} xmm0 = xmm1[0,0]
; AVX512VL-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 2, i32 2>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_32(<2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_32:
; SSE:       # %bb.0:
; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,0,1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_32:
; AVX:       # %bb.0:
; AVX-NEXT:    vpermilps {{.*#+}} xmm0 = xmm1[2,3,0,1]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 3, i32 2>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_33(<2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_33:
; SSE:       # %bb.0:
; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_33:
; AVX:       # %bb.0:
; AVX-NEXT:    vpermilps {{.*#+}} xmm0 = xmm1[2,3,2,3]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 3, i32 3>
  ret <2 x i64> %shuffle
}

define <2 x double> @shuffle_v2f64_00(<2 x double> %a, <2 x double> %b) {
; SSE2-LABEL: shuffle_v2f64_00:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0,0]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2f64_00:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movddup {{.*#+}} xmm0 = xmm0[0,0]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2f64_00:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movddup {{.*#+}} xmm0 = xmm0[0,0]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2f64_00:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movddup {{.*#+}} xmm0 = xmm0[0,0]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_00:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovddup {{.*#+}} xmm0 = xmm0[0,0]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 0, i32 0>
  ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_10(<2 x double> %a, <2 x double> %b) {
; SSE-LABEL: shuffle_v2f64_10:
; SSE:       # %bb.0:
; SSE-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,3,0,1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_10:
; AVX:       # %bb.0:
; AVX-NEXT:    vpermilpd {{.*#+}} xmm0 = xmm0[1,0]
; AVX-NEXT:    retq

  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 1, i32 0>
  ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_11(<2 x double> %a, <2 x double> %b) {
; SSE-LABEL: shuffle_v2f64_11:
; SSE:       # %bb.0:
; SSE-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_11:
; AVX:       # %bb.0:
; AVX-NEXT:    vpermilpd {{.*#+}} xmm0 = xmm0[1,1]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 1, i32 1>
  ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_22(<2 x double> %a, <2 x double> %b) {
; SSE2-LABEL: shuffle_v2f64_22:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movaps %xmm1, %xmm0
; SSE2-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2f64_22:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movddup {{.*#+}} xmm0 = xmm1[0,0]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2f64_22:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movddup {{.*#+}} xmm0 = xmm1[0,0]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2f64_22:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movddup {{.*#+}} xmm0 = xmm1[0,0]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_22:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovddup {{.*#+}} xmm0 = xmm1[0,0]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 2, i32 2>
  ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_32(<2 x double> %a, <2 x double> %b) {
; SSE-LABEL: shuffle_v2f64_32:
; SSE:       # %bb.0:
; SSE-NEXT:    movaps %xmm1, %xmm0
; SSE-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,3],xmm1[0,1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_32:
; AVX:       # %bb.0:
; AVX-NEXT:    vpermilpd {{.*#+}} xmm0 = xmm1[1,0]
; AVX-NEXT:    retq

  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 3, i32 2>
  ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_33(<2 x double> %a, <2 x double> %b) {
; SSE-LABEL: shuffle_v2f64_33:
; SSE:       # %bb.0:
; SSE-NEXT:    movaps %xmm1, %xmm0
; SSE-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_33:
; AVX:       # %bb.0:
; AVX-NEXT:    vpermilpd {{.*#+}} xmm0 = xmm1[1,1]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 3, i32 3>
  ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_03(<2 x double> %a, <2 x double> %b) {
; SSE2-LABEL: shuffle_v2f64_03:
; SSE2:       # %bb.0:
; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2f64_03:
; SSE3:       # %bb.0:
; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2f64_03:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2f64_03:
; SSE41:       # %bb.0:
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_03:
; AVX:       # %bb.0:
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 0, i32 3>
  ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_21(<2 x double> %a, <2 x double> %b) {
; SSE2-LABEL: shuffle_v2f64_21:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2f64_21:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2f64_21:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2f64_21:
; SSE41:       # %bb.0:
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_21:
; AVX:       # %bb.0:
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 2, i32 1>
  ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_u2(<2 x double> %a, <2 x double> %b) {
; SSE2-LABEL: shuffle_v2f64_u2:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2f64_u2:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movddup {{.*#+}} xmm0 = xmm1[0,0]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2f64_u2:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movddup {{.*#+}} xmm0 = xmm1[0,0]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2f64_u2:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movddup {{.*#+}} xmm0 = xmm1[0,0]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_u2:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovddup {{.*#+}} xmm0 = xmm1[0,0]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 undef, i32 2>
  ret <2 x double> %shuffle
}
define <2 x double> @shuffle_v2f64_3u(<2 x double> %a, <2 x double> %b) {
; SSE-LABEL: shuffle_v2f64_3u:
; SSE:       # %bb.0:
; SSE-NEXT:    movaps %xmm1, %xmm0
; SSE-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_3u:
; AVX:       # %bb.0:
; AVX-NEXT:    vpermilpd {{.*#+}} xmm0 = xmm1[1,0]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 3, i32 undef>
  ret <2 x double> %shuffle
}

define <2 x i64> @shuffle_v2i64_02(<2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_02:
; SSE:       # %bb.0:
; SSE-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_02:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 0, i32 2>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_02_copy(<2 x i64> %nonce, <2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_02_copy:
; SSE:       # %bb.0:
; SSE-NEXT:    movaps %xmm1, %xmm0
; SSE-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0],xmm2[0]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_02_copy:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm1[0],xmm2[0]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 0, i32 2>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_03(<2 x i64> %a, <2 x i64> %b) {
; SSE2-LABEL: shuffle_v2i64_03:
; SSE2:       # %bb.0:
; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2i64_03:
; SSE3:       # %bb.0:
; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2i64_03:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2i64_03:
; SSE41:       # %bb.0:
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_03:
; AVX:       # %bb.0:
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 0, i32 3>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_03_copy(<2 x i64> %nonce, <2 x i64> %a, <2 x i64> %b) {
; SSE2-LABEL: shuffle_v2i64_03_copy:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movaps %xmm1, %xmm0
; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2i64_03_copy:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movaps %xmm1, %xmm0
; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2i64_03_copy:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movaps %xmm1, %xmm0
; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2i64_03_copy:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movaps %xmm1, %xmm0
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_03_copy:
; AVX:       # %bb.0:
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm1[0,1],xmm2[2,3]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 0, i32 3>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_12(<2 x i64> %a, <2 x i64> %b) {
; SSE2-LABEL: shuffle_v2i64_12:
; SSE2:       # %bb.0:
; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,3],xmm1[0,1]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2i64_12:
; SSE3:       # %bb.0:
; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,3],xmm1[0,1]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2i64_12:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    palignr {{.*#+}} xmm1 = xmm0[8,9,10,11,12,13,14,15],xmm1[0,1,2,3,4,5,6,7]
; SSSE3-NEXT:    movdqa %xmm1, %xmm0
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2i64_12:
; SSE41:       # %bb.0:
; SSE41-NEXT:    palignr {{.*#+}} xmm1 = xmm0[8,9,10,11,12,13,14,15],xmm1[0,1,2,3,4,5,6,7]
; SSE41-NEXT:    movdqa %xmm1, %xmm0
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_12:
; AVX:       # %bb.0:
; AVX-NEXT:    vpalignr {{.*#+}} xmm0 = xmm0[8,9,10,11,12,13,14,15],xmm1[0,1,2,3,4,5,6,7]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 1, i32 2>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_12_copy(<2 x i64> %nonce, <2 x i64> %a, <2 x i64> %b) {
; SSE2-LABEL: shuffle_v2i64_12_copy:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movaps %xmm1, %xmm0
; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,3],xmm2[0,1]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2i64_12_copy:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movaps %xmm1, %xmm0
; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,3],xmm2[0,1]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2i64_12_copy:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movdqa %xmm2, %xmm0
; SSSE3-NEXT:    palignr {{.*#+}} xmm0 = xmm1[8,9,10,11,12,13,14,15],xmm0[0,1,2,3,4,5,6,7]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2i64_12_copy:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movdqa %xmm2, %xmm0
; SSE41-NEXT:    palignr {{.*#+}} xmm0 = xmm1[8,9,10,11,12,13,14,15],xmm0[0,1,2,3,4,5,6,7]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_12_copy:
; AVX:       # %bb.0:
; AVX-NEXT:    vpalignr {{.*#+}} xmm0 = xmm1[8,9,10,11,12,13,14,15],xmm2[0,1,2,3,4,5,6,7]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 1, i32 2>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_13(<2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_13:
; SSE:       # %bb.0:
; SSE-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_13:
; AVX:       # %bb.0:
; AVX-NEXT:    vunpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 1, i32 3>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_13_copy(<2 x i64> %nonce, <2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_13_copy:
; SSE:       # %bb.0:
; SSE-NEXT:    movaps %xmm1, %xmm0
; SSE-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm2[1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_13_copy:
; AVX:       # %bb.0:
; AVX-NEXT:    vunpckhpd {{.*#+}} xmm0 = xmm1[1],xmm2[1]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 1, i32 3>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_20(<2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_20:
; SSE:       # %bb.0:
; SSE-NEXT:    movlhps {{.*#+}} xmm1 = xmm1[0],xmm0[0]
; SSE-NEXT:    movaps %xmm1, %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_20:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm1[0],xmm0[0]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 2, i32 0>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_20_copy(<2 x i64> %nonce, <2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_20_copy:
; SSE:       # %bb.0:
; SSE-NEXT:    movaps %xmm2, %xmm0
; SSE-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_20_copy:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm2[0],xmm1[0]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 2, i32 0>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_21(<2 x i64> %a, <2 x i64> %b) {
; SSE2-LABEL: shuffle_v2i64_21:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2i64_21:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2i64_21:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2i64_21:
; SSE41:       # %bb.0:
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_21:
; AVX:       # %bb.0:
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 2, i32 1>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_21_copy(<2 x i64> %nonce, <2 x i64> %a, <2 x i64> %b) {
; SSE2-LABEL: shuffle_v2i64_21_copy:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movapd %xmm1, %xmm0
; SSE2-NEXT:    movsd {{.*#+}} xmm0 = xmm2[0],xmm0[1]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2i64_21_copy:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movapd %xmm1, %xmm0
; SSE3-NEXT:    movsd {{.*#+}} xmm0 = xmm2[0],xmm0[1]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2i64_21_copy:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movapd %xmm1, %xmm0
; SSSE3-NEXT:    movsd {{.*#+}} xmm0 = xmm2[0],xmm0[1]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2i64_21_copy:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movaps %xmm1, %xmm0
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm2[0,1],xmm0[2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_21_copy:
; AVX:       # %bb.0:
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm2[0,1],xmm1[2,3]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 2, i32 1>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_30(<2 x i64> %a, <2 x i64> %b) {
; SSE2-LABEL: shuffle_v2i64_30:
; SSE2:       # %bb.0:
; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,3],xmm0[0,1]
; SSE2-NEXT:    movaps %xmm1, %xmm0
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2i64_30:
; SSE3:       # %bb.0:
; SSE3-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,3],xmm0[0,1]
; SSE3-NEXT:    movaps %xmm1, %xmm0
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2i64_30:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    palignr {{.*#+}} xmm0 = xmm1[8,9,10,11,12,13,14,15],xmm0[0,1,2,3,4,5,6,7]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2i64_30:
; SSE41:       # %bb.0:
; SSE41-NEXT:    palignr {{.*#+}} xmm0 = xmm1[8,9,10,11,12,13,14,15],xmm0[0,1,2,3,4,5,6,7]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_30:
; AVX:       # %bb.0:
; AVX-NEXT:    vpalignr {{.*#+}} xmm0 = xmm1[8,9,10,11,12,13,14,15],xmm0[0,1,2,3,4,5,6,7]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 3, i32 0>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_30_copy(<2 x i64> %nonce, <2 x i64> %a, <2 x i64> %b) {
; SSE2-LABEL: shuffle_v2i64_30_copy:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movaps %xmm2, %xmm0
; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,3],xmm1[0,1]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2i64_30_copy:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movaps %xmm2, %xmm0
; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,3],xmm1[0,1]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2i64_30_copy:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movdqa %xmm1, %xmm0
; SSSE3-NEXT:    palignr {{.*#+}} xmm0 = xmm2[8,9,10,11,12,13,14,15],xmm0[0,1,2,3,4,5,6,7]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2i64_30_copy:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movdqa %xmm1, %xmm0
; SSE41-NEXT:    palignr {{.*#+}} xmm0 = xmm2[8,9,10,11,12,13,14,15],xmm0[0,1,2,3,4,5,6,7]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_30_copy:
; AVX:       # %bb.0:
; AVX-NEXT:    vpalignr {{.*#+}} xmm0 = xmm2[8,9,10,11,12,13,14,15],xmm1[0,1,2,3,4,5,6,7]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 3, i32 0>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_31(<2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_31:
; SSE:       # %bb.0:
; SSE-NEXT:    unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
; SSE-NEXT:    movaps %xmm1, %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_31:
; AVX:       # %bb.0:
; AVX-NEXT:    vunpckhpd {{.*#+}} xmm0 = xmm1[1],xmm0[1]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 3, i32 1>
  ret <2 x i64> %shuffle
}
define <2 x i64> @shuffle_v2i64_31_copy(<2 x i64> %nonce, <2 x i64> %a, <2 x i64> %b) {
; SSE-LABEL: shuffle_v2i64_31_copy:
; SSE:       # %bb.0:
; SSE-NEXT:    movaps %xmm2, %xmm0
; SSE-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_31_copy:
; AVX:       # %bb.0:
; AVX-NEXT:    vunpckhpd {{.*#+}} xmm0 = xmm2[1],xmm1[1]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> %b, <2 x i32> <i32 3, i32 1>
  ret <2 x i64> %shuffle
}

define <2 x i64> @shuffle_v2i64_0z(<2 x i64> %a) {
; SSE-LABEL: shuffle_v2i64_0z:
; SSE:       # %bb.0:
; SSE-NEXT:    movq {{.*#+}} xmm0 = xmm0[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_0z:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovq {{.*#+}} xmm0 = xmm0[0],zero
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> zeroinitializer, <2 x i32> <i32 0, i32 3>
  ret <2 x i64> %shuffle
}

define <2 x i64> @shuffle_v2i64_1z(<2 x i64> %a) {
; SSE-LABEL: shuffle_v2i64_1z:
; SSE:       # %bb.0:
; SSE-NEXT:    psrldq {{.*#+}} xmm0 = xmm0[8,9,10,11,12,13,14,15],zero,zero,zero,zero,zero,zero,zero,zero
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_1z:
; AVX:       # %bb.0:
; AVX-NEXT:    vpsrldq {{.*#+}} xmm0 = xmm0[8,9,10,11,12,13,14,15],zero,zero,zero,zero,zero,zero,zero,zero
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> zeroinitializer, <2 x i32> <i32 1, i32 3>
  ret <2 x i64> %shuffle
}

define <2 x i64> @shuffle_v2i64_z0(<2 x i64> %a) {
; SSE-LABEL: shuffle_v2i64_z0:
; SSE:       # %bb.0:
; SSE-NEXT:    pslldq {{.*#+}} xmm0 = zero,zero,zero,zero,zero,zero,zero,zero,xmm0[0,1,2,3,4,5,6,7]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_z0:
; AVX:       # %bb.0:
; AVX-NEXT:    vpslldq {{.*#+}} xmm0 = zero,zero,zero,zero,zero,zero,zero,zero,xmm0[0,1,2,3,4,5,6,7]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> zeroinitializer, <2 x i32> <i32 2, i32 0>
  ret <2 x i64> %shuffle
}

define <2 x i64> @shuffle_v2i64_z1(<2 x i64> %a) {
; SSE2-LABEL: shuffle_v2i64_z1:
; SSE2:       # %bb.0:
; SSE2-NEXT:    xorps %xmm1, %xmm1
; SSE2-NEXT:    unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
; SSE2-NEXT:    movaps %xmm1, %xmm0
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2i64_z1:
; SSE3:       # %bb.0:
; SSE3-NEXT:    xorps %xmm1, %xmm1
; SSE3-NEXT:    unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
; SSE3-NEXT:    movaps %xmm1, %xmm0
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2i64_z1:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    xorps %xmm1, %xmm1
; SSSE3-NEXT:    unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm0[1]
; SSSE3-NEXT:    movaps %xmm1, %xmm0
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2i64_z1:
; SSE41:       # %bb.0:
; SSE41-NEXT:    xorps %xmm1, %xmm1
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_z1:
; AVX:       # %bb.0:
; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x i64> %a, <2 x i64> zeroinitializer, <2 x i32> <i32 2, i32 1>
  ret <2 x i64> %shuffle
}

define <2 x double> @shuffle_v2f64_0z(<2 x double> %a) {
; SSE-LABEL: shuffle_v2f64_0z:
; SSE:       # %bb.0:
; SSE-NEXT:    movq {{.*#+}} xmm0 = xmm0[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_0z:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovq {{.*#+}} xmm0 = xmm0[0],zero
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> zeroinitializer, <2 x i32> <i32 0, i32 3>
  ret <2 x double> %shuffle
}

define <2 x double> @shuffle_v2f64_1z(<2 x double> %a) {
; SSE-LABEL: shuffle_v2f64_1z:
; SSE:       # %bb.0:
; SSE-NEXT:    xorps %xmm1, %xmm1
; SSE-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_1z:
; AVX:       # %bb.0:
; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT:    vunpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> zeroinitializer, <2 x i32> <i32 1, i32 3>
  ret <2 x double> %shuffle
}

define <2 x double> @shuffle_v2f64_z0(<2 x double> %a) {
; SSE-LABEL: shuffle_v2f64_z0:
; SSE:       # %bb.0:
; SSE-NEXT:    xorps %xmm1, %xmm1
; SSE-NEXT:    movlhps {{.*#+}} xmm1 = xmm1[0],xmm0[0]
; SSE-NEXT:    movaps %xmm1, %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_z0:
; AVX:       # %bb.0:
; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm1[0],xmm0[0]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> zeroinitializer, <2 x i32> <i32 2, i32 0>
  ret <2 x double> %shuffle
}

define <2 x double> @shuffle_v2f64_z1(<2 x double> %a) {
; SSE2-LABEL: shuffle_v2f64_z1:
; SSE2:       # %bb.0:
; SSE2-NEXT:    xorpd %xmm1, %xmm1
; SSE2-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2f64_z1:
; SSE3:       # %bb.0:
; SSE3-NEXT:    xorpd %xmm1, %xmm1
; SSE3-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2f64_z1:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    xorpd %xmm1, %xmm1
; SSSE3-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2f64_z1:
; SSE41:       # %bb.0:
; SSE41-NEXT:    xorps %xmm1, %xmm1
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_z1:
; AVX:       # %bb.0:
; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3]
; AVX-NEXT:    retq
  %shuffle = shufflevector <2 x double> %a, <2 x double> zeroinitializer, <2 x i32> <i32 2, i32 1>
  ret <2 x double> %shuffle
}

define <2 x double> @shuffle_v2f64_bitcast_1z(<2 x double> %a) {
; SSE-LABEL: shuffle_v2f64_bitcast_1z:
; SSE:       # %bb.0:
; SSE-NEXT:    xorps %xmm1, %xmm1
; SSE-NEXT:    unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_v2f64_bitcast_1z:
; AVX:       # %bb.0:
; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT:    vunpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; AVX-NEXT:    retq
  %shuffle64 = shufflevector <2 x double> %a, <2 x double> zeroinitializer, <2 x i32> <i32 2, i32 1>
  %bitcast32 = bitcast <2 x double> %shuffle64 to <4 x float>
  %shuffle32 = shufflevector <4 x float> %bitcast32, <4 x float> undef, <4 x i32> <i32 2, i32 3, i32 0, i32 1>
  %bitcast64 = bitcast <4 x float> %shuffle32 to <2 x double>
  ret <2 x double> %bitcast64
}

define <2 x i64> @shuffle_v2i64_bitcast_z123(<2 x i64> %x) {
; SSE2-LABEL: shuffle_v2i64_bitcast_z123:
; SSE2:       # %bb.0:
; SSE2-NEXT:    andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_v2i64_bitcast_z123:
; SSE3:       # %bb.0:
; SSE3-NEXT:    andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_v2i64_bitcast_z123:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_v2i64_bitcast_z123:
; SSE41:       # %bb.0:
; SSE41-NEXT:    xorps %xmm1, %xmm1
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_v2i64_bitcast_z123:
; AVX:       # %bb.0:
; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; AVX-NEXT:    retq
  %bitcast32 = bitcast <2 x i64> %x to <4 x float>
  %shuffle32 = shufflevector <4 x float> %bitcast32, <4 x float> <float 1.000000e+00, float undef, float undef, float undef>, <4 x i32> <i32 4, i32 1, i32 2, i32 3>
  %bitcast64 = bitcast <4 x float> %shuffle32 to <2 x i64>
  %and = and <2 x i64> %bitcast64, <i64 -4294967296, i64 -1>
  ret <2 x i64> %and
}

define <2 x i64> @insert_reg_and_zero_v2i64(i64 %a) {
; SSE-LABEL: insert_reg_and_zero_v2i64:
; SSE:       # %bb.0:
; SSE-NEXT:    movq %rdi, %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: insert_reg_and_zero_v2i64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovq %rdi, %xmm0
; AVX-NEXT:    retq
  %v = insertelement <2 x i64> undef, i64 %a, i32 0
  %shuffle = shufflevector <2 x i64> %v, <2 x i64> zeroinitializer, <2 x i32> <i32 0, i32 3>
  ret <2 x i64> %shuffle
}

define <2 x i64> @insert_mem_and_zero_v2i64(ptr %ptr) {
; SSE-LABEL: insert_mem_and_zero_v2i64:
; SSE:       # %bb.0:
; SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: insert_mem_and_zero_v2i64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    retq
  %a = load i64, ptr %ptr
  %v = insertelement <2 x i64> undef, i64 %a, i32 0
  %shuffle = shufflevector <2 x i64> %v, <2 x i64> zeroinitializer, <2 x i32> <i32 0, i32 3>
  ret <2 x i64> %shuffle
}

define <2 x double> @insert_reg_and_zero_v2f64(double %a) {
; SSE-LABEL: insert_reg_and_zero_v2f64:
; SSE:       # %bb.0:
; SSE-NEXT:    movq {{.*#+}} xmm0 = xmm0[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: insert_reg_and_zero_v2f64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovq {{.*#+}} xmm0 = xmm0[0],zero
; AVX-NEXT:    retq
  %v = insertelement <2 x double> undef, double %a, i32 0
  %shuffle = shufflevector <2 x double> %v, <2 x double> zeroinitializer, <2 x i32> <i32 0, i32 3>
  ret <2 x double> %shuffle
}

define <2 x double> @insert_mem_and_zero_v2f64(ptr %ptr) {
; SSE-LABEL: insert_mem_and_zero_v2f64:
; SSE:       # %bb.0:
; SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: insert_mem_and_zero_v2f64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    retq
  %a = load double, ptr %ptr
  %v = insertelement <2 x double> undef, double %a, i32 0
  %shuffle = shufflevector <2 x double> %v, <2 x double> zeroinitializer, <2 x i32> <i32 0, i32 3>
  ret <2 x double> %shuffle
}

define <2 x i64> @insert_reg_lo_v2i64(i64 %a, <2 x i64> %b) {
; SSE2-LABEL: insert_reg_lo_v2i64:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movq %rdi, %xmm1
; SSE2-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: insert_reg_lo_v2i64:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movq %rdi, %xmm1
; SSE3-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: insert_reg_lo_v2i64:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movq %rdi, %xmm1
; SSSE3-NEXT:    movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: insert_reg_lo_v2i64:
; SSE41:       # %bb.0:
; SSE41-NEXT:    pinsrq $0, %rdi, %xmm0
; SSE41-NEXT:    retq
;
; AVX-LABEL: insert_reg_lo_v2i64:
; AVX:       # %bb.0:
; AVX-NEXT:    vpinsrq $0, %rdi, %xmm0, %xmm0
; AVX-NEXT:    retq
  %v = insertelement <2 x i64> undef, i64 %a, i32 0
  %shuffle = shufflevector <2 x i64> %v, <2 x i64> %b, <2 x i32> <i32 0, i32 3>
  ret <2 x i64> %shuffle
}

define <2 x i64> @insert_mem_lo_v2i64(ptr %ptr, <2 x i64> %b) {
; SSE2-LABEL: insert_mem_lo_v2i64:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: insert_mem_lo_v2i64:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: insert_mem_lo_v2i64:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: insert_mem_lo_v2i64:
; SSE41:       # %bb.0:
; SSE41-NEXT:    pinsrq $0, (%rdi), %xmm0
; SSE41-NEXT:    retq
;
; AVX-LABEL: insert_mem_lo_v2i64:
; AVX:       # %bb.0:
; AVX-NEXT:    vpinsrq $0, (%rdi), %xmm0, %xmm0
; AVX-NEXT:    retq
  %a = load i64, ptr %ptr
  %v = insertelement <2 x i64> undef, i64 %a, i32 0
  %shuffle = shufflevector <2 x i64> %v, <2 x i64> %b, <2 x i32> <i32 0, i32 3>
  ret <2 x i64> %shuffle
}

define <2 x i64> @insert_reg_hi_v2i64(i64 %a, <2 x i64> %b) {
; SSE2-LABEL: insert_reg_hi_v2i64:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movq %rdi, %xmm1
; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: insert_reg_hi_v2i64:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movq %rdi, %xmm1
; SSE3-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: insert_reg_hi_v2i64:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movq %rdi, %xmm1
; SSSE3-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: insert_reg_hi_v2i64:
; SSE41:       # %bb.0:
; SSE41-NEXT:    pinsrq $1, %rdi, %xmm0
; SSE41-NEXT:    retq
;
; AVX-LABEL: insert_reg_hi_v2i64:
; AVX:       # %bb.0:
; AVX-NEXT:    vpinsrq $1, %rdi, %xmm0, %xmm0
; AVX-NEXT:    retq
  %v = insertelement <2 x i64> undef, i64 %a, i32 0
  %shuffle = shufflevector <2 x i64> %v, <2 x i64> %b, <2 x i32> <i32 2, i32 0>
  ret <2 x i64> %shuffle
}

define <2 x i64> @insert_mem_hi_v2i64(ptr %ptr, <2 x i64> %b) {
; SSE2-LABEL: insert_mem_hi_v2i64:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movsd {{.*#+}} xmm1 = mem[0],zero
; SSE2-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: insert_mem_hi_v2i64:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movsd {{.*#+}} xmm1 = mem[0],zero
; SSE3-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: insert_mem_hi_v2i64:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movsd {{.*#+}} xmm1 = mem[0],zero
; SSSE3-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: insert_mem_hi_v2i64:
; SSE41:       # %bb.0:
; SSE41-NEXT:    pinsrq $1, (%rdi), %xmm0
; SSE41-NEXT:    retq
;
; AVX-LABEL: insert_mem_hi_v2i64:
; AVX:       # %bb.0:
; AVX-NEXT:    vpinsrq $1, (%rdi), %xmm0, %xmm0
; AVX-NEXT:    retq
  %a = load i64, ptr %ptr
  %v = insertelement <2 x i64> undef, i64 %a, i32 0
  %shuffle = shufflevector <2 x i64> %v, <2 x i64> %b, <2 x i32> <i32 2, i32 0>
  ret <2 x i64> %shuffle
}

define <2 x double> @insert_reg_lo_v2f64(double %a, <2 x double> %b) {
; SSE2-LABEL: insert_reg_lo_v2f64:
; SSE2:       # %bb.0:
; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: insert_reg_lo_v2f64:
; SSE3:       # %bb.0:
; SSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: insert_reg_lo_v2f64:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: insert_reg_lo_v2f64:
; SSE41:       # %bb.0:
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: insert_reg_lo_v2f64:
; AVX:       # %bb.0:
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; AVX-NEXT:    retq
  %v = insertelement <2 x double> undef, double %a, i32 0
  %shuffle = shufflevector <2 x double> %v, <2 x double> %b, <2 x i32> <i32 0, i32 3>
  ret <2 x double> %shuffle
}

define <2 x double> @insert_mem_lo_v2f64(ptr %ptr, <2 x double> %b) {
; SSE-LABEL: insert_mem_lo_v2f64:
; SSE:       # %bb.0:
; SSE-NEXT:    movlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; SSE-NEXT:    retq
;
; AVX-LABEL: insert_mem_lo_v2f64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; AVX-NEXT:    retq
  %a = load double, ptr %ptr
  %v = insertelement <2 x double> undef, double %a, i32 0
  %shuffle = shufflevector <2 x double> %v, <2 x double> %b, <2 x i32> <i32 0, i32 3>
  ret <2 x double> %shuffle
}

define <2 x double> @insert_reg_hi_v2f64(double %a, <2 x double> %b) {
; SSE-LABEL: insert_reg_hi_v2f64:
; SSE:       # %bb.0:
; SSE-NEXT:    movlhps {{.*#+}} xmm1 = xmm1[0],xmm0[0]
; SSE-NEXT:    movaps %xmm1, %xmm0
; SSE-NEXT:    retq
;
; AVX-LABEL: insert_reg_hi_v2f64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovlhps {{.*#+}} xmm0 = xmm1[0],xmm0[0]
; AVX-NEXT:    retq
  %v = insertelement <2 x double> undef, double %a, i32 0
  %shuffle = shufflevector <2 x double> %v, <2 x double> %b, <2 x i32> <i32 2, i32 0>
  ret <2 x double> %shuffle
}

define <2 x double> @insert_mem_hi_v2f64(ptr %ptr, <2 x double> %b) {
; SSE-LABEL: insert_mem_hi_v2f64:
; SSE:       # %bb.0:
; SSE-NEXT:    movhps {{.*#+}} xmm0 = xmm0[0,1],mem[0,1]
; SSE-NEXT:    retq
;
; AVX-LABEL: insert_mem_hi_v2f64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovhps {{.*#+}} xmm0 = xmm0[0,1],mem[0,1]
; AVX-NEXT:    retq
  %a = load double, ptr %ptr
  %v = insertelement <2 x double> undef, double %a, i32 0
  %shuffle = shufflevector <2 x double> %v, <2 x double> %b, <2 x i32> <i32 2, i32 0>
  ret <2 x double> %shuffle
}

define <2 x double> @insert_dup_reg_v2f64(double %a) {
; SSE2-LABEL: insert_dup_reg_v2f64:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0,0]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: insert_dup_reg_v2f64:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movddup {{.*#+}} xmm0 = xmm0[0,0]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: insert_dup_reg_v2f64:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movddup {{.*#+}} xmm0 = xmm0[0,0]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: insert_dup_reg_v2f64:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movddup {{.*#+}} xmm0 = xmm0[0,0]
; SSE41-NEXT:    retq
;
; AVX-LABEL: insert_dup_reg_v2f64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovddup {{.*#+}} xmm0 = xmm0[0,0]
; AVX-NEXT:    retq
  %v = insertelement <2 x double> undef, double %a, i32 0
  %shuffle = shufflevector <2 x double> %v, <2 x double> undef, <2 x i32> <i32 0, i32 0>
  ret <2 x double> %shuffle
}

define <2 x double> @insert_dup_mem_v2f64(ptr %ptr) {
; SSE2-LABEL: insert_dup_mem_v2f64:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; SSE2-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0,0]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: insert_dup_mem_v2f64:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movddup {{.*#+}} xmm0 = mem[0,0]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: insert_dup_mem_v2f64:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movddup {{.*#+}} xmm0 = mem[0,0]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: insert_dup_mem_v2f64:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movddup {{.*#+}} xmm0 = mem[0,0]
; SSE41-NEXT:    retq
;
; AVX-LABEL: insert_dup_mem_v2f64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovddup {{.*#+}} xmm0 = mem[0,0]
; AVX-NEXT:    retq
  %a = load double, ptr %ptr
  %v = insertelement <2 x double> undef, double %a, i32 0
  %shuffle = shufflevector <2 x double> %v, <2 x double> undef, <2 x i32> <i32 0, i32 0>
  ret <2 x double> %shuffle
}

define <2 x double> @insert_dup_mem128_v2f64(ptr %ptr) nounwind {
; SSE2-LABEL: insert_dup_mem128_v2f64:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movaps (%rdi), %xmm0
; SSE2-NEXT:    movlhps {{.*#+}} xmm0 = xmm0[0,0]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: insert_dup_mem128_v2f64:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movddup {{.*#+}} xmm0 = mem[0,0]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: insert_dup_mem128_v2f64:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movddup {{.*#+}} xmm0 = mem[0,0]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: insert_dup_mem128_v2f64:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movddup {{.*#+}} xmm0 = mem[0,0]
; SSE41-NEXT:    retq
;
; AVX-LABEL: insert_dup_mem128_v2f64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovddup {{.*#+}} xmm0 = mem[0,0]
; AVX-NEXT:    retq
  %v = load  <2 x double>,  ptr %ptr
  %shuffle = shufflevector <2 x double> %v, <2 x double> undef, <2 x i32> <i32 0, i32 0>
  ret <2 x double> %shuffle
}


define <2 x i64> @insert_dup_mem_v2i64(ptr %ptr) {
; SSE-LABEL: insert_dup_mem_v2i64:
; SSE:       # %bb.0:
; SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,1,0,1]
; SSE-NEXT:    retq
;
; AVX-LABEL: insert_dup_mem_v2i64:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovddup {{.*#+}} xmm0 = mem[0,0]
; AVX-NEXT:    retq
  %tmp = load i64, ptr %ptr, align 1
  %tmp1 = insertelement <2 x i64> undef, i64 %tmp, i32 0
  %tmp2 = shufflevector <2 x i64> %tmp1, <2 x i64> undef, <2 x i32> zeroinitializer
  ret <2 x i64> %tmp2
}

define <2 x double> @shuffle_mem_v2f64_10(ptr %ptr) {
; SSE-LABEL: shuffle_mem_v2f64_10:
; SSE:       # %bb.0:
; SSE-NEXT:    movaps (%rdi), %xmm0
; SSE-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,3,0,1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_mem_v2f64_10:
; AVX:       # %bb.0:
; AVX-NEXT:    vpermilpd {{.*#+}} xmm0 = mem[1,0]
; AVX-NEXT:    retq

  %a = load <2 x double>, ptr %ptr
  %shuffle = shufflevector <2 x double> %a, <2 x double> undef, <2 x i32> <i32 1, i32 0>
  ret <2 x double> %shuffle
}

define <2 x double> @shuffle_mem_v2f64_31(<2 x double> %a, ptr %b) {
; SSE-LABEL: shuffle_mem_v2f64_31:
; SSE:       # %bb.0:
; SSE-NEXT:    movlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_mem_v2f64_31:
; AVX:       # %bb.0:
; AVX-NEXT:    vmovlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; AVX-NEXT:    retq
  %c = load <2 x double>, ptr %b
  %f = shufflevector <2 x double> %a, <2 x double> %c, <2 x i32> <i32 3, i32 1>
  ret <2 x double> %f
}

define <2 x double> @shuffle_mem_v2f64_02(<2 x double> %a, ptr %pb) {
; SSE-LABEL: shuffle_mem_v2f64_02:
; SSE:       # %bb.0:
; SSE-NEXT:    movhps {{.*#+}} xmm0 = xmm0[0,1],mem[0,1]
; SSE-NEXT:    retq
;
; AVX-LABEL: shuffle_mem_v2f64_02:
; AVX:       # %bb.0:
; AVX-NEXT:    vunpcklpd {{.*#+}} xmm0 = xmm0[0],mem[0]
; AVX-NEXT:    retq
  %b = load <2 x double>, ptr %pb, align 1
  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 0, i32 2>
  ret <2 x double> %shuffle
}

define <2 x double> @shuffle_mem_v2f64_21(<2 x double> %a, ptr %pb) {
; SSE2-LABEL: shuffle_mem_v2f64_21:
; SSE2:       # %bb.0:
; SSE2-NEXT:    movlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; SSE2-NEXT:    retq
;
; SSE3-LABEL: shuffle_mem_v2f64_21:
; SSE3:       # %bb.0:
; SSE3-NEXT:    movlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; SSE3-NEXT:    retq
;
; SSSE3-LABEL: shuffle_mem_v2f64_21:
; SSSE3:       # %bb.0:
; SSSE3-NEXT:    movlps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: shuffle_mem_v2f64_21:
; SSE41:       # %bb.0:
; SSE41-NEXT:    movups (%rdi), %xmm1
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: shuffle_mem_v2f64_21:
; AVX:       # %bb.0:
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = mem[0,1],xmm0[2,3]
; AVX-NEXT:    retq
  %b = load <2 x double>, ptr %pb, align 1
  %shuffle = shufflevector <2 x double> %a, <2 x double> %b, <2 x i32> <i32 2, i32 1>
  ret <2 x double> %shuffle
}