[llvm] 66125ad - [X86] Add test coverage for vector avgceils/avgceilu/avgfloors/avgflooru test patterns

Simon Pilgrim via llvm-commits llvm-commits at lists.llvm.org
Tue Mar 19 08:32:57 PDT 2024


Author: Simon Pilgrim
Date: 2024-03-19T15:32:40Z
New Revision: 66125ad8e9978e6fdec0e1c3ff83e717eff07aca

URL: https://github.com/llvm/llvm-project/commit/66125ad8e9978e6fdec0e1c3ff83e717eff07aca
DIFF: https://github.com/llvm/llvm-project/commit/66125ad8e9978e6fdec0e1c3ff83e717eff07aca.diff

LOG: [X86] Add test coverage for vector avgceils/avgceilu/avgfloors/avgflooru test patterns

SSE only has AVGCEILU vXi8/vXi16 support - but for other types we should be trying to use the fixed width expansion instead of extensions

Added: 
    llvm/test/CodeGen/X86/avgceils.ll
    llvm/test/CodeGen/X86/avgceilu.ll
    llvm/test/CodeGen/X86/avgfloors.ll
    llvm/test/CodeGen/X86/avgflooru.ll

Modified: 
    

Removed: 
    


################################################################################
diff  --git a/llvm/test/CodeGen/X86/avgceils.ll b/llvm/test/CodeGen/X86/avgceils.ll
new file mode 100644
index 00000000000000..4529ea275df9c7
--- /dev/null
+++ b/llvm/test/CodeGen/X86/avgceils.ll
@@ -0,0 +1,3821 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse2 | FileCheck %s --check-prefixes=SSE,SSE2
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse4.1 | FileCheck %s --check-prefixes=SSE,SSE4
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx | FileCheck %s --check-prefixes=AVX,AVX1
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx2 | FileCheck %s --check-prefixes=AVX,AVX2
+; RUN: llc < %s -mtriple=x86_64-- -mcpu=x86-64-v4 | FileCheck %s --check-prefixes=AVX,AVX512
+
+;
+; 128-bit vectors
+;
+
+define <16 x i8> @test_fixed_v16i8(<16 x i8> %a0, <16 x i8> %a1) {
+; SSE-LABEL: test_fixed_v16i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    por %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm0
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; SSE-NEXT:    movdqa {{.*#+}} xmm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; SSE-NEXT:    pxor %xmm1, %xmm0
+; SSE-NEXT:    psubb %xmm0, %xmm2
+; SSE-NEXT:    paddb %xmm1, %xmm2
+; SSE-NEXT:    movdqa %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpor %xmm1, %xmm0, %xmm2
+; AVX1-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX1-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubb %xmm0, %xmm2, %xmm0
+; AVX1-NEXT:    vpaddb %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %xmm1, %xmm0, %xmm2
+; AVX2-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX2-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
+; AVX2-NEXT:    vpbroadcastb {{.*#+}} xmm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX2-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vpsubb %xmm0, %xmm2, %xmm0
+; AVX2-NEXT:    vpaddb %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpor %xmm1, %xmm0, %xmm2
+; AVX512-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX512-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX512-NEXT:    vpbroadcastb {{.*#+}} xmm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX512-NEXT:    vpternlogd $108, {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to4}, %xmm1, %xmm0
+; AVX512-NEXT:    vpsubb %xmm0, %xmm2, %xmm0
+; AVX512-NEXT:    vpaddb %xmm1, %xmm0, %xmm0
+; AVX512-NEXT:    retq
+  %or = or <16 x i8> %a0, %a1
+  %xor = xor <16 x i8> %a0, %a1
+  %shift = ashr <16 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = sub <16 x i8> %or, %shift
+  ret <16 x i8> %res
+}
+
+define <16 x i8> @test_ext_v16i8(<16 x i8> %a0, <16 x i8> %a1) {
+; SSE2-LABEL: test_ext_v16i8:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm0[8],xmm2[9],xmm0[9],xmm2[10],xmm0[10],xmm2[11],xmm0[11],xmm2[12],xmm0[12],xmm2[13],xmm0[13],xmm2[14],xmm0[14],xmm2[15],xmm0[15]
+; SSE2-NEXT:    psraw $8, %xmm2
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3],xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
+; SSE2-NEXT:    psraw $8, %xmm3
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm4 = xmm4[8],xmm1[8],xmm4[9],xmm1[9],xmm4[10],xmm1[10],xmm4[11],xmm1[11],xmm4[12],xmm1[12],xmm4[13],xmm1[13],xmm4[14],xmm1[14],xmm4[15],xmm1[15]
+; SSE2-NEXT:    psraw $8, %xmm4
+; SSE2-NEXT:    paddw %xmm2, %xmm4
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
+; SSE2-NEXT:    psraw $8, %xmm0
+; SSE2-NEXT:    paddw %xmm3, %xmm0
+; SSE2-NEXT:    pcmpeqd %xmm1, %xmm1
+; SSE2-NEXT:    psubw %xmm1, %xmm4
+; SSE2-NEXT:    psubw %xmm1, %xmm0
+; SSE2-NEXT:    psrlw $1, %xmm0
+; SSE2-NEXT:    psrlw $1, %xmm4
+; SSE2-NEXT:    movdqa {{.*#+}} xmm1 = [255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0]
+; SSE2-NEXT:    pand %xmm1, %xmm4
+; SSE2-NEXT:    pand %xmm1, %xmm0
+; SSE2-NEXT:    packuswb %xmm4, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v16i8:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm2
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm3
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm0
+; SSE4-NEXT:    paddw %xmm2, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm1
+; SSE4-NEXT:    paddw %xmm3, %xmm1
+; SSE4-NEXT:    pcmpeqd %xmm2, %xmm2
+; SSE4-NEXT:    psubw %xmm2, %xmm0
+; SSE4-NEXT:    psubw %xmm2, %xmm1
+; SSE4-NEXT:    psrlw $1, %xmm1
+; SSE4-NEXT:    psrlw $1, %xmm0
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm2 = [255,255,255,255,255,255,255,255]
+; SSE4-NEXT:    pand %xmm2, %xmm0
+; SSE4-NEXT:    pand %xmm2, %xmm1
+; SSE4-NEXT:    packuswb %xmm1, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm0
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm3
+; AVX1-NEXT:    vpaddw %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm1
+; AVX1-NEXT:    vpaddw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqd %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubw %xmm1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm2, %xmm1
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm2 = [255,255,255,255,255,255,255,255]
+; AVX1-NEXT:    vpand %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpand %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpackuswb %xmm0, %xmm1, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxbw %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxbw %xmm1, %ymm1
+; AVX2-NEXT:    vpaddw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
+; AVX2-NEXT:    vpackuswb %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxbw %xmm0, %ymm0
+; AVX512-NEXT:    vpmovsxbw %xmm1, %ymm1
+; AVX512-NEXT:    vpaddw %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX512-NEXT:    vpsubw %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovwb %ymm0, %xmm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %x0 = sext <16 x i8> %a0 to <16 x i16>
+  %x1 = sext <16 x i8> %a1 to <16 x i16>
+  %sum = add <16 x i16> %x0, %x1
+  %inc = add <16 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %shift = ashr <16 x i16> %inc, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <16 x i16> %shift to <16 x i8>
+  ret <16 x i8> %res
+}
+
+define <8 x i16> @test_fixed_v8i16(<8 x i16> %a0, <8 x i16> %a1) {
+; SSE-LABEL: test_fixed_v8i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    por %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm0, %xmm1
+; SSE-NEXT:    psraw $1, %xmm1
+; SSE-NEXT:    psubw %xmm1, %xmm2
+; SSE-NEXT:    movdqa %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v8i16:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpor %xmm1, %xmm0, %xmm2
+; AVX-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX-NEXT:    vpsraw $1, %xmm0, %xmm0
+; AVX-NEXT:    vpsubw %xmm0, %xmm2, %xmm0
+; AVX-NEXT:    retq
+  %or = or <8 x i16> %a0, %a1
+  %xor = xor <8 x i16> %a1, %a0
+  %shift = ashr <8 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = sub <8 x i16> %or, %shift
+  ret <8 x i16> %res
+}
+
+define <8 x i16> @test_ext_v8i16(<8 x i16> %a0, <8 x i16> %a1) {
+; SSE2-LABEL: test_ext_v8i16:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3]
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm3 = xmm3[4],xmm0[4],xmm3[5],xmm0[5],xmm3[6],xmm0[6],xmm3[7],xmm0[7]
+; SSE2-NEXT:    psrad $16, %xmm3
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    paddd %xmm2, %xmm0
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4,4,5,5,6,6,7,7]
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    paddd %xmm3, %xmm1
+; SSE2-NEXT:    pcmpeqd %xmm2, %xmm2
+; SSE2-NEXT:    psubd %xmm2, %xmm0
+; SSE2-NEXT:    psubd %xmm2, %xmm1
+; SSE2-NEXT:    pslld $15, %xmm1
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm1, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i16:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm2
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm3
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm0
+; SSE4-NEXT:    paddd %xmm2, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm1
+; SSE4-NEXT:    paddd %xmm3, %xmm1
+; SSE4-NEXT:    pcmpeqd %xmm2, %xmm2
+; SSE4-NEXT:    psubd %xmm2, %xmm0
+; SSE4-NEXT:    psubd %xmm2, %xmm1
+; SSE4-NEXT:    psrld $1, %xmm1
+; SSE4-NEXT:    psrld $1, %xmm0
+; SSE4-NEXT:    pxor %xmm2, %xmm2
+; SSE4-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0],xmm2[1],xmm0[2],xmm2[3],xmm0[4],xmm2[5],xmm0[6],xmm2[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0],xmm2[1],xmm1[2],xmm2[3],xmm1[4],xmm2[5],xmm1[6],xmm2[7]
+; SSE4-NEXT:    packusdw %xmm1, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm0
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm3
+; AVX1-NEXT:    vpaddd %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm1
+; AVX1-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqd %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubd %xmm1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm2[1],xmm1[2],xmm2[3],xmm1[4],xmm2[5],xmm1[6],xmm2[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0],xmm2[1],xmm0[2],xmm2[3],xmm0[4],xmm2[5],xmm0[6],xmm2[7]
+; AVX1-NEXT:    vpackusdw %xmm0, %xmm1, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxwd %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxwd %xmm1, %ymm1
+; AVX2-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,4,5,8,9,12,13,u,u,u,u,u,u,u,u,16,17,20,21,24,25,28,29,u,u,u,u,u,u,u,u]
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
+; AVX2-NEXT:    # kill: def $xmm0 killed $xmm0 killed $ymm0
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxwd %xmm0, %ymm0
+; AVX512-NEXT:    vpmovsxwd %xmm1, %ymm1
+; AVX512-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX512-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovdw %ymm0, %xmm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %x0 = sext <8 x i16> %a0 to <8 x i32>
+  %x1 = sext <8 x i16> %a1 to <8 x i32>
+  %sum = add <8 x i32> %x0, %x1
+  %inc = add <8 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %shift = ashr <8 x i32> %inc, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <8 x i32> %shift to <8 x i16>
+  ret <8 x i16> %res
+}
+
+define <4 x i32> @test_fixed_v4i32(<4 x i32> %a0, <4 x i32> %a1) {
+; SSE-LABEL: test_fixed_v4i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    por %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm0, %xmm1
+; SSE-NEXT:    psrad $1, %xmm1
+; SSE-NEXT:    psubd %xmm1, %xmm2
+; SSE-NEXT:    movdqa %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v4i32:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpor %xmm1, %xmm0, %xmm2
+; AVX-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX-NEXT:    vpsrad $1, %xmm0, %xmm0
+; AVX-NEXT:    vpsubd %xmm0, %xmm2, %xmm0
+; AVX-NEXT:    retq
+  %or = or <4 x i32> %a0, %a1
+  %xor = xor <4 x i32> %a1, %a0
+  %shift = ashr <4 x i32> %xor, <i32 1, i32 1, i32 1, i32 1>
+  %res = sub <4 x i32> %or, %shift
+  ret <4 x i32> %res
+}
+
+define <4 x i32> @test_ext_v4i32(<4 x i32> %a0, <4 x i32> %a1) {
+; SSE2-LABEL: test_ext_v4i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm3, %xmm3
+; SSE2-NEXT:    pxor %xmm4, %xmm4
+; SSE2-NEXT:    pcmpgtd %xmm2, %xmm4
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1]
+; SSE2-NEXT:    pxor %xmm4, %xmm4
+; SSE2-NEXT:    pcmpgtd %xmm0, %xmm4
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm5, %xmm5
+; SSE2-NEXT:    pcmpgtd %xmm4, %xmm5
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1]
+; SSE2-NEXT:    paddq %xmm2, %xmm4
+; SSE2-NEXT:    pcmpgtd %xmm1, %xmm3
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
+; SSE2-NEXT:    paddq %xmm1, %xmm0
+; SSE2-NEXT:    pcmpeqd %xmm1, %xmm1
+; SSE2-NEXT:    psubq %xmm1, %xmm4
+; SSE2-NEXT:    psubq %xmm1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm4
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm4[0,2]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v4i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm2, %xmm2
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm3
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm4
+; SSE4-NEXT:    paddq %xmm2, %xmm4
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm0
+; SSE4-NEXT:    paddq %xmm3, %xmm0
+; SSE4-NEXT:    pcmpeqd %xmm1, %xmm1
+; SSE4-NEXT:    psubq %xmm1, %xmm4
+; SSE4-NEXT:    psubq %xmm1, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm4
+; SSE4-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm4[0,2]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v4i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxdq %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm3, %xmm3
+; AVX1-NEXT:    vpaddq %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxdq %xmm1, %xmm1
+; AVX1-NEXT:    vpaddq %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqd %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubq %xmm1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubq %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm2, %xmm1
+; AVX1-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v4i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxdq %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxdq %xmm1, %ymm1
+; AVX2-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
+; AVX2-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v4i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxdq %xmm0, %ymm0
+; AVX512-NEXT:    vpmovsxdq %xmm1, %ymm1
+; AVX512-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX512-NEXT:    vpsubq %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovqd %ymm0, %xmm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %x0 = sext <4 x i32> %a0 to <4 x i64>
+  %x1 = sext <4 x i32> %a1 to <4 x i64>
+  %sum = add <4 x i64> %x0, %x1
+  %inc = add <4 x i64> %sum, <i64 1, i64 1, i64 1, i64 1>
+  %shift = ashr <4 x i64> %inc, <i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <4 x i64> %shift to <4 x i32>
+  ret <4 x i32> %res
+}
+
+define <2 x i64> @test_fixed_v2i64(<2 x i64> %a0, <2 x i64> %a1) {
+; SSE2-LABEL: test_fixed_v2i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movdqa %xmm0, %xmm2
+; SSE2-NEXT:    por %xmm1, %xmm2
+; SSE2-NEXT:    pxor %xmm0, %xmm1
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm1
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
+; SSE2-NEXT:    psubq %xmm1, %xmm2
+; SSE2-NEXT:    movdqa %xmm2, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_fixed_v2i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm0, %xmm2
+; SSE4-NEXT:    por %xmm1, %xmm2
+; SSE4-NEXT:    pxor %xmm0, %xmm1
+; SSE4-NEXT:    movdqa %xmm1, %xmm0
+; SSE4-NEXT:    psrad $1, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0,1],xmm0[2,3],xmm1[4,5],xmm0[6,7]
+; SSE4-NEXT:    psubq %xmm1, %xmm2
+; SSE4-NEXT:    movdqa %xmm2, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v2i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpor %xmm1, %xmm0, %xmm2
+; AVX1-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5],xmm1[6,7]
+; AVX1-NEXT:    vpsubq %xmm0, %xmm2, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v2i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %xmm1, %xmm0, %xmm2
+; AVX2-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX2-NEXT:    vpsrad $1, %xmm0, %xmm1
+; AVX2-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX2-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3]
+; AVX2-NEXT:    vpsubq %xmm0, %xmm2, %xmm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v2i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpor %xmm1, %xmm0, %xmm2
+; AVX512-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX512-NEXT:    vpsraq $1, %xmm0, %xmm0
+; AVX512-NEXT:    vpsubq %xmm0, %xmm2, %xmm0
+; AVX512-NEXT:    retq
+  %or = or <2 x i64> %a0, %a1
+  %xor = xor <2 x i64> %a1, %a0
+  %shift = ashr <2 x i64> %xor, <i64 1, i64 1>
+  %res = sub <2 x i64> %or, %shift
+  ret <2 x i64> %res
+}
+
+define <2 x i64> @test_ext_v2i64(<2 x i64> %a0, <2 x i64> %a1) {
+; SSE2-LABEL: test_ext_v2i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movq %xmm0, %rax
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rdx
+; SSE2-NEXT:    movq %rdx, %rsi
+; SSE2-NEXT:    sarq $63, %rsi
+; SSE2-NEXT:    movq %xmm1, %rdi
+; SSE2-NEXT:    movq %rdi, %r8
+; SSE2-NEXT:    sarq $63, %r8
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r9
+; SSE2-NEXT:    movq %r9, %r10
+; SSE2-NEXT:    sarq $63, %r10
+; SSE2-NEXT:    addq %r9, %rdx
+; SSE2-NEXT:    adcq %rsi, %r10
+; SSE2-NEXT:    addq %rdi, %rax
+; SSE2-NEXT:    adcq %rcx, %r8
+; SSE2-NEXT:    addq $1, %rax
+; SSE2-NEXT:    adcq $0, %r8
+; SSE2-NEXT:    addq $1, %rdx
+; SSE2-NEXT:    adcq $0, %r10
+; SSE2-NEXT:    shldq $63, %rdx, %r10
+; SSE2-NEXT:    shldq $63, %rax, %r8
+; SSE2-NEXT:    movq %r8, %xmm0
+; SSE2-NEXT:    movq %r10, %xmm1
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v2i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pextrq $1, %xmm0, %rax
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %xmm0, %rdx
+; SSE4-NEXT:    movq %rdx, %rsi
+; SSE4-NEXT:    sarq $63, %rsi
+; SSE4-NEXT:    pextrq $1, %xmm1, %rdi
+; SSE4-NEXT:    movq %rdi, %r8
+; SSE4-NEXT:    sarq $63, %r8
+; SSE4-NEXT:    movq %xmm1, %r9
+; SSE4-NEXT:    movq %r9, %r10
+; SSE4-NEXT:    sarq $63, %r10
+; SSE4-NEXT:    addq %r9, %rdx
+; SSE4-NEXT:    adcq %rsi, %r10
+; SSE4-NEXT:    addq %rdi, %rax
+; SSE4-NEXT:    adcq %rcx, %r8
+; SSE4-NEXT:    addq $1, %rax
+; SSE4-NEXT:    adcq $0, %r8
+; SSE4-NEXT:    addq $1, %rdx
+; SSE4-NEXT:    adcq $0, %r10
+; SSE4-NEXT:    shldq $63, %rdx, %r10
+; SSE4-NEXT:    shldq $63, %rax, %r8
+; SSE4-NEXT:    movq %r8, %xmm1
+; SSE4-NEXT:    movq %r10, %xmm0
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE4-NEXT:    retq
+;
+; AVX-LABEL: test_ext_v2i64:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX-NEXT:    movq %rax, %rcx
+; AVX-NEXT:    sarq $63, %rcx
+; AVX-NEXT:    vmovq %xmm0, %rdx
+; AVX-NEXT:    movq %rdx, %rsi
+; AVX-NEXT:    sarq $63, %rsi
+; AVX-NEXT:    vpextrq $1, %xmm1, %rdi
+; AVX-NEXT:    movq %rdi, %r8
+; AVX-NEXT:    sarq $63, %r8
+; AVX-NEXT:    vmovq %xmm1, %r9
+; AVX-NEXT:    movq %r9, %r10
+; AVX-NEXT:    sarq $63, %r10
+; AVX-NEXT:    addq %r9, %rdx
+; AVX-NEXT:    adcq %rsi, %r10
+; AVX-NEXT:    addq %rdi, %rax
+; AVX-NEXT:    adcq %rcx, %r8
+; AVX-NEXT:    addq $1, %rax
+; AVX-NEXT:    adcq $0, %r8
+; AVX-NEXT:    addq $1, %rdx
+; AVX-NEXT:    adcq $0, %r10
+; AVX-NEXT:    shldq $63, %rdx, %r10
+; AVX-NEXT:    shldq $63, %rax, %r8
+; AVX-NEXT:    vmovq %r8, %xmm0
+; AVX-NEXT:    vmovq %r10, %xmm1
+; AVX-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX-NEXT:    retq
+  %x0 = sext <2 x i64> %a0 to <2 x i128>
+  %x1 = sext <2 x i64> %a1 to <2 x i128>
+  %sum = add <2 x i128> %x0, %x1
+  %inc = add <2 x i128> %sum, <i128 1, i128 1>
+  %shift = ashr <2 x i128> %inc, <i128 1, i128 1>
+  %res = trunc <2 x i128> %shift to <2 x i64>
+  ret <2 x i64> %res
+}
+
+;
+; 256-bit vectors
+;
+
+define <32 x i8> @test_fixed_v32i8(<32 x i8> %a0, <32 x i8> %a1) {
+; SSE-LABEL: test_fixed_v32i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    por %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    por %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm0
+; SSE-NEXT:    pxor %xmm3, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm1
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; SSE-NEXT:    pand %xmm2, %xmm1
+; SSE-NEXT:    movdqa {{.*#+}} xmm3 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; SSE-NEXT:    pxor %xmm3, %xmm1
+; SSE-NEXT:    psubb %xmm1, %xmm4
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    pand %xmm2, %xmm0
+; SSE-NEXT:    pxor %xmm3, %xmm0
+; SSE-NEXT:    psubb %xmm0, %xmm5
+; SSE-NEXT:    paddb %xmm3, %xmm5
+; SSE-NEXT:    paddb %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm5, %xmm0
+; SSE-NEXT:    movdqa %xmm4, %xmm1
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v32i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm1, %ymm0, %ymm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm1
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm3 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX1-NEXT:    vpand %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm4 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX1-NEXT:    vpxor %xmm4, %xmm1, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm4, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpsubb %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpaddb %xmm4, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubb %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vpaddb %xmm4, %xmm1, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v32i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm0, %ymm0
+; AVX2-NEXT:    vpbroadcastb {{.*#+}} ymm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX2-NEXT:    vpxor %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubb %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpaddb %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v32i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpbroadcastb {{.*#+}} ymm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX512-NEXT:    vpternlogd $108, {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to8}, %ymm1, %ymm0
+; AVX512-NEXT:    vpsubb %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    vpaddb %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    retq
+  %or = or <32 x i8> %a0, %a1
+  %xor = xor <32 x i8> %a0, %a1
+  %shift = ashr <32 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = sub <32 x i8> %or, %shift
+  ret <32 x i8> %res
+}
+
+define <32 x i8> @test_ext_v32i8(<32 x i8> %a0, <32 x i8> %a1) {
+; SSE2-LABEL: test_ext_v32i8:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm5 = xmm5[8],xmm0[8],xmm5[9],xmm0[9],xmm5[10],xmm0[10],xmm5[11],xmm0[11],xmm5[12],xmm0[12],xmm5[13],xmm0[13],xmm5[14],xmm0[14],xmm5[15],xmm0[15]
+; SSE2-NEXT:    psraw $8, %xmm5
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm0[0],xmm6[1],xmm0[1],xmm6[2],xmm0[2],xmm6[3],xmm0[3],xmm6[4],xmm0[4],xmm6[5],xmm0[5],xmm6[6],xmm0[6],xmm6[7],xmm0[7]
+; SSE2-NEXT:    psraw $8, %xmm6
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm7 = xmm7[8],xmm1[8],xmm7[9],xmm1[9],xmm7[10],xmm1[10],xmm7[11],xmm1[11],xmm7[12],xmm1[12],xmm7[13],xmm1[13],xmm7[14],xmm1[14],xmm7[15],xmm1[15]
+; SSE2-NEXT:    psraw $8, %xmm7
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm8 = xmm8[0],xmm1[0],xmm8[1],xmm1[1],xmm8[2],xmm1[2],xmm8[3],xmm1[3],xmm8[4],xmm1[4],xmm8[5],xmm1[5],xmm8[6],xmm1[6],xmm8[7],xmm1[7]
+; SSE2-NEXT:    psraw $8, %xmm8
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm4 = xmm4[8],xmm2[8],xmm4[9],xmm2[9],xmm4[10],xmm2[10],xmm4[11],xmm2[11],xmm4[12],xmm2[12],xmm4[13],xmm2[13],xmm4[14],xmm2[14],xmm4[15],xmm2[15]
+; SSE2-NEXT:    psraw $8, %xmm4
+; SSE2-NEXT:    paddw %xmm5, %xmm4
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
+; SSE2-NEXT:    psraw $8, %xmm0
+; SSE2-NEXT:    paddw %xmm6, %xmm0
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm3[8],xmm2[9],xmm3[9],xmm2[10],xmm3[10],xmm2[11],xmm3[11],xmm2[12],xmm3[12],xmm2[13],xmm3[13],xmm2[14],xmm3[14],xmm2[15],xmm3[15]
+; SSE2-NEXT:    psraw $8, %xmm2
+; SSE2-NEXT:    paddw %xmm7, %xmm2
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3],xmm1[4],xmm3[4],xmm1[5],xmm3[5],xmm1[6],xmm3[6],xmm1[7],xmm3[7]
+; SSE2-NEXT:    psraw $8, %xmm1
+; SSE2-NEXT:    paddw %xmm8, %xmm1
+; SSE2-NEXT:    pcmpeqd %xmm3, %xmm3
+; SSE2-NEXT:    psubw %xmm3, %xmm4
+; SSE2-NEXT:    psubw %xmm3, %xmm0
+; SSE2-NEXT:    psubw %xmm3, %xmm2
+; SSE2-NEXT:    psubw %xmm3, %xmm1
+; SSE2-NEXT:    psrlw $1, %xmm1
+; SSE2-NEXT:    psrlw $1, %xmm2
+; SSE2-NEXT:    psrlw $1, %xmm0
+; SSE2-NEXT:    psrlw $1, %xmm4
+; SSE2-NEXT:    movdqa {{.*#+}} xmm3 = [255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0]
+; SSE2-NEXT:    pand %xmm3, %xmm4
+; SSE2-NEXT:    pand %xmm3, %xmm0
+; SSE2-NEXT:    packuswb %xmm4, %xmm0
+; SSE2-NEXT:    pand %xmm3, %xmm2
+; SSE2-NEXT:    pand %xmm3, %xmm1
+; SSE2-NEXT:    packuswb %xmm2, %xmm1
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v32i8:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm4
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm5
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm6
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm7
+; SSE4-NEXT:    pmovsxbw %xmm2, %xmm0
+; SSE4-NEXT:    paddw %xmm4, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm2
+; SSE4-NEXT:    paddw %xmm5, %xmm2
+; SSE4-NEXT:    pmovsxbw %xmm3, %xmm1
+; SSE4-NEXT:    paddw %xmm6, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm3 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm3, %xmm3
+; SSE4-NEXT:    paddw %xmm7, %xmm3
+; SSE4-NEXT:    pcmpeqd %xmm4, %xmm4
+; SSE4-NEXT:    psubw %xmm4, %xmm0
+; SSE4-NEXT:    psubw %xmm4, %xmm2
+; SSE4-NEXT:    psubw %xmm4, %xmm1
+; SSE4-NEXT:    psubw %xmm4, %xmm3
+; SSE4-NEXT:    psrlw $1, %xmm3
+; SSE4-NEXT:    psrlw $1, %xmm1
+; SSE4-NEXT:    psrlw $1, %xmm2
+; SSE4-NEXT:    psrlw $1, %xmm0
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm4 = [255,255,255,255,255,255,255,255]
+; SSE4-NEXT:    pand %xmm4, %xmm0
+; SSE4-NEXT:    pand %xmm4, %xmm2
+; SSE4-NEXT:    packuswb %xmm2, %xmm0
+; SSE4-NEXT:    pand %xmm4, %xmm1
+; SSE4-NEXT:    pand %xmm4, %xmm3
+; SSE4-NEXT:    packuswb %xmm3, %xmm1
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v32i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT:    vpmovsxbw %xmm2, %xmm3
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm4
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm5
+; AVX1-NEXT:    vpmovsxbw %xmm5, %xmm6
+; AVX1-NEXT:    vpaddw %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm5 = xmm5[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm5, %xmm5
+; AVX1-NEXT:    vpaddw %xmm5, %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm5
+; AVX1-NEXT:    vpaddw %xmm5, %xmm4, %xmm4
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm1
+; AVX1-NEXT:    vpaddw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqd %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubw %xmm1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsubw %xmm1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubw %xmm1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsubw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm4, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrlw $1, %xmm3, %xmm3
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm4 = [255,255,255,255,255,255,255,255]
+; AVX1-NEXT:    vpand %xmm4, %xmm3, %xmm3
+; AVX1-NEXT:    vpand %xmm4, %xmm2, %xmm2
+; AVX1-NEXT:    vpackuswb %xmm2, %xmm3, %xmm2
+; AVX1-NEXT:    vpand %xmm4, %xmm1, %xmm1
+; AVX1-NEXT:    vpand %xmm4, %xmm0, %xmm0
+; AVX1-NEXT:    vpackuswb %xmm0, %xmm1, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v32i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX2-NEXT:    vpmovsxbw %xmm2, %ymm2
+; AVX2-NEXT:    vpmovsxbw %xmm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm3
+; AVX2-NEXT:    vpmovsxbw %xmm3, %ymm3
+; AVX2-NEXT:    vpaddw %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vpmovsxbw %xmm1, %ymm1
+; AVX2-NEXT:    vpaddw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubw %ymm1, %ymm2, %ymm2
+; AVX2-NEXT:    vpsubw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm2, %ymm1
+; AVX2-NEXT:    vpbroadcastw {{.*#+}} ymm2 = [255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0]
+; AVX2-NEXT:    vpand %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpackuswb %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v32i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxbw %ymm0, %zmm0
+; AVX512-NEXT:    vpmovsxbw %ymm1, %zmm1
+; AVX512-NEXT:    vpaddw %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpternlogd $255, %zmm1, %zmm1, %zmm1
+; AVX512-NEXT:    vpsubw %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovwb %zmm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = sext <32 x i8> %a0 to <32 x i16>
+  %x1 = sext <32 x i8> %a1 to <32 x i16>
+  %sum = add <32 x i16> %x0, %x1
+  %inc = add <32 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %shift = ashr <32 x i16> %inc, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <32 x i16> %shift to <32 x i8>
+  ret <32 x i8> %res
+}
+
+define <16 x i16> @test_fixed_v16i16(<16 x i16> %a0, <16 x i16> %a1) {
+; SSE-LABEL: test_fixed_v16i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    por %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    por %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm0, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm3
+; SSE-NEXT:    psraw $1, %xmm3
+; SSE-NEXT:    psubw %xmm3, %xmm4
+; SSE-NEXT:    psraw $1, %xmm2
+; SSE-NEXT:    psubw %xmm2, %xmm5
+; SSE-NEXT:    movdqa %xmm5, %xmm0
+; SSE-NEXT:    movdqa %xmm4, %xmm1
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsraw $1, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsraw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpsubw %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpsubw %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsraw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubw %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsraw $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsubw %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %or = or <16 x i16> %a0, %a1
+  %xor = xor <16 x i16> %a1, %a0
+  %shift = ashr <16 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = sub <16 x i16> %or, %shift
+  ret <16 x i16> %res
+}
+
+define <16 x i16> @test_ext_v16i16(<16 x i16> %a0, <16 x i16> %a1) {
+; SSE2-LABEL: test_ext_v16i16:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm1[0],xmm4[1],xmm1[1],xmm4[2],xmm1[2],xmm4[3],xmm1[3]
+; SSE2-NEXT:    psrad $16, %xmm4
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm5 = xmm5[4],xmm1[4],xmm5[5],xmm1[5],xmm5[6],xmm1[6],xmm5[7],xmm1[7]
+; SSE2-NEXT:    psrad $16, %xmm5
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm6 = xmm6[0],xmm0[0],xmm6[1],xmm0[1],xmm6[2],xmm0[2],xmm6[3],xmm0[3]
+; SSE2-NEXT:    psrad $16, %xmm6
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm7 = xmm7[4],xmm0[4],xmm7[5],xmm0[5],xmm7[6],xmm0[6],xmm7[7],xmm0[7]
+; SSE2-NEXT:    psrad $16, %xmm7
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    paddd %xmm4, %xmm1
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm3 = xmm3[4,4,5,5,6,6,7,7]
+; SSE2-NEXT:    psrad $16, %xmm3
+; SSE2-NEXT:    paddd %xmm5, %xmm3
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    paddd %xmm6, %xmm0
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm2 = xmm2[4,4,5,5,6,6,7,7]
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    paddd %xmm7, %xmm2
+; SSE2-NEXT:    pcmpeqd %xmm4, %xmm4
+; SSE2-NEXT:    psubd %xmm4, %xmm1
+; SSE2-NEXT:    psubd %xmm4, %xmm3
+; SSE2-NEXT:    psubd %xmm4, %xmm0
+; SSE2-NEXT:    psubd %xmm4, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm2
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm2, %xmm0
+; SSE2-NEXT:    pslld $15, %xmm3
+; SSE2-NEXT:    psrad $16, %xmm3
+; SSE2-NEXT:    pslld $15, %xmm1
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    packssdw %xmm3, %xmm1
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v16i16:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm4
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm5
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm6
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm7
+; SSE4-NEXT:    pmovsxwd %xmm2, %xmm0
+; SSE4-NEXT:    paddd %xmm4, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm2
+; SSE4-NEXT:    paddd %xmm5, %xmm2
+; SSE4-NEXT:    pmovsxwd %xmm3, %xmm1
+; SSE4-NEXT:    paddd %xmm6, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm3 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm3, %xmm3
+; SSE4-NEXT:    paddd %xmm7, %xmm3
+; SSE4-NEXT:    pcmpeqd %xmm4, %xmm4
+; SSE4-NEXT:    psubd %xmm4, %xmm0
+; SSE4-NEXT:    psubd %xmm4, %xmm2
+; SSE4-NEXT:    psubd %xmm4, %xmm1
+; SSE4-NEXT:    psubd %xmm4, %xmm3
+; SSE4-NEXT:    psrld $1, %xmm3
+; SSE4-NEXT:    psrld $1, %xmm1
+; SSE4-NEXT:    psrld $1, %xmm2
+; SSE4-NEXT:    psrld $1, %xmm0
+; SSE4-NEXT:    pxor %xmm4, %xmm4
+; SSE4-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0],xmm4[1],xmm0[2],xmm4[3],xmm0[4],xmm4[5],xmm0[6],xmm4[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm2 = xmm2[0],xmm4[1],xmm2[2],xmm4[3],xmm2[4],xmm4[5],xmm2[6],xmm4[7]
+; SSE4-NEXT:    packusdw %xmm2, %xmm0
+; SSE4-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0],xmm4[1],xmm1[2],xmm4[3],xmm1[4],xmm4[5],xmm1[6],xmm4[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm3 = xmm3[0],xmm4[1],xmm3[2],xmm4[3],xmm3[4],xmm4[5],xmm3[6],xmm4[7]
+; SSE4-NEXT:    packusdw %xmm3, %xmm1
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT:    vpmovsxwd %xmm2, %xmm3
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm4
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm5
+; AVX1-NEXT:    vpmovsxwd %xmm5, %xmm6
+; AVX1-NEXT:    vpaddd %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm5 = xmm5[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm5, %xmm5
+; AVX1-NEXT:    vpaddd %xmm5, %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm5
+; AVX1-NEXT:    vpaddd %xmm5, %xmm4, %xmm4
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm1
+; AVX1-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqd %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubd %xmm1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsubd %xmm1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubd %xmm1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsubd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm4, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrld $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpxor %xmm4, %xmm4, %xmm4
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm3 = xmm3[0],xmm4[1],xmm3[2],xmm4[3],xmm3[4],xmm4[5],xmm3[6],xmm4[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0],xmm4[1],xmm2[2],xmm4[3],xmm2[4],xmm4[5],xmm2[6],xmm4[7]
+; AVX1-NEXT:    vpackusdw %xmm2, %xmm3, %xmm2
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm4[1],xmm1[2],xmm4[3],xmm1[4],xmm4[5],xmm1[6],xmm4[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0],xmm4[1],xmm0[2],xmm4[3],xmm0[4],xmm4[5],xmm0[6],xmm4[7]
+; AVX1-NEXT:    vpackusdw %xmm0, %xmm1, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX2-NEXT:    vpmovsxwd %xmm2, %ymm2
+; AVX2-NEXT:    vpmovsxwd %xmm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm3
+; AVX2-NEXT:    vpmovsxwd %xmm3, %ymm3
+; AVX2-NEXT:    vpaddd %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vpmovsxwd %xmm1, %ymm1
+; AVX2-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubd %ymm1, %ymm2, %ymm2
+; AVX2-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm2, %ymm1
+; AVX2-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm1 = ymm1[0],ymm2[1],ymm1[2],ymm2[3],ymm1[4],ymm2[5],ymm1[6],ymm2[7],ymm1[8],ymm2[9],ymm1[10],ymm2[11],ymm1[12],ymm2[13],ymm1[14],ymm2[15]
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm2[1],ymm0[2],ymm2[3],ymm0[4],ymm2[5],ymm0[6],ymm2[7],ymm0[8],ymm2[9],ymm0[10],ymm2[11],ymm0[12],ymm2[13],ymm0[14],ymm2[15]
+; AVX2-NEXT:    vpackusdw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxwd %ymm0, %zmm0
+; AVX512-NEXT:    vpmovsxwd %ymm1, %zmm1
+; AVX512-NEXT:    vpaddd %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpternlogd $255, %zmm1, %zmm1, %zmm1
+; AVX512-NEXT:    vpsubd %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrld $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovdw %zmm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = sext <16 x i16> %a0 to <16 x i32>
+  %x1 = sext <16 x i16> %a1 to <16 x i32>
+  %sum = add <16 x i32> %x0, %x1
+  %inc = add <16 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %shift = ashr <16 x i32> %inc, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <16 x i32> %shift to <16 x i16>
+  ret <16 x i16> %res
+}
+
+define <8 x i32> @test_fixed_v8i32(<8 x i32> %a0, <8 x i32> %a1) {
+; SSE-LABEL: test_fixed_v8i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    por %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    por %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm0, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm3
+; SSE-NEXT:    psrad $1, %xmm3
+; SSE-NEXT:    psubd %xmm3, %xmm4
+; SSE-NEXT:    psrad $1, %xmm2
+; SSE-NEXT:    psubd %xmm2, %xmm5
+; SSE-NEXT:    movdqa %xmm5, %xmm0
+; SSE-NEXT:    movdqa %xmm4, %xmm1
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v8i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpsubd %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpsubd %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v8i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsrad $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubd %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v8i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsrad $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsubd %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %or = or <8 x i32> %a0, %a1
+  %xor = xor <8 x i32> %a1, %a0
+  %shift = ashr <8 x i32> %xor, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = sub <8 x i32> %or, %shift
+  ret <8 x i32> %res
+}
+
+define <8 x i32> @test_ext_v8i32(<8 x i32> %a0, <8 x i32> %a1) {
+; SSE2-LABEL: test_ext_v8i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm0[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm5, %xmm5
+; SSE2-NEXT:    pxor %xmm4, %xmm4
+; SSE2-NEXT:    pcmpgtd %xmm6, %xmm4
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm4[0],xmm6[1],xmm4[1]
+; SSE2-NEXT:    pxor %xmm4, %xmm4
+; SSE2-NEXT:    pcmpgtd %xmm0, %xmm4
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm1[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm4, %xmm4
+; SSE2-NEXT:    pcmpgtd %xmm7, %xmm4
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm4[0],xmm7[1],xmm4[1]
+; SSE2-NEXT:    pxor %xmm4, %xmm4
+; SSE2-NEXT:    pcmpgtd %xmm1, %xmm4
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    pcmpgtd %xmm4, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm8[0],xmm4[1],xmm8[1]
+; SSE2-NEXT:    paddq %xmm6, %xmm4
+; SSE2-NEXT:    pxor %xmm6, %xmm6
+; SSE2-NEXT:    pcmpgtd %xmm2, %xmm6
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1]
+; SSE2-NEXT:    paddq %xmm2, %xmm0
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm6, %xmm6
+; SSE2-NEXT:    pcmpgtd %xmm2, %xmm6
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1]
+; SSE2-NEXT:    paddq %xmm7, %xmm2
+; SSE2-NEXT:    pcmpgtd %xmm3, %xmm5
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1]
+; SSE2-NEXT:    paddq %xmm3, %xmm1
+; SSE2-NEXT:    pcmpeqd %xmm3, %xmm3
+; SSE2-NEXT:    psubq %xmm3, %xmm4
+; SSE2-NEXT:    psubq %xmm3, %xmm0
+; SSE2-NEXT:    psubq %xmm3, %xmm2
+; SSE2-NEXT:    psubq %xmm3, %xmm1
+; SSE2-NEXT:    psrlq $1, %xmm1
+; SSE2-NEXT:    psrlq $1, %xmm2
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm2[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm4
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm4[0,2]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm4, %xmm5
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm6
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm7
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm8
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm4
+; SSE4-NEXT:    paddq %xmm5, %xmm4
+; SSE4-NEXT:    pmovsxdq %xmm2, %xmm0
+; SSE4-NEXT:    paddq %xmm6, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm2
+; SSE4-NEXT:    paddq %xmm7, %xmm2
+; SSE4-NEXT:    pmovsxdq %xmm3, %xmm1
+; SSE4-NEXT:    paddq %xmm8, %xmm1
+; SSE4-NEXT:    pcmpeqd %xmm3, %xmm3
+; SSE4-NEXT:    psubq %xmm3, %xmm4
+; SSE4-NEXT:    psubq %xmm3, %xmm0
+; SSE4-NEXT:    psubq %xmm3, %xmm2
+; SSE4-NEXT:    psubq %xmm3, %xmm1
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm2[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm4
+; SSE4-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm4[0,2]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpmovsxdq %xmm0, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
+; AVX1-NEXT:    vpmovsxdq %xmm3, %xmm4
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm3, %xmm3
+; AVX1-NEXT:    vpmovsxdq %xmm1, %xmm5
+; AVX1-NEXT:    vpaddq %xmm5, %xmm2, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm5
+; AVX1-NEXT:    vpmovsxdq %xmm5, %xmm6
+; AVX1-NEXT:    vpaddq %xmm6, %xmm4, %xmm4
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm1, %xmm1
+; AVX1-NEXT:    vpaddq %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm5[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm1, %xmm1
+; AVX1-NEXT:    vpaddq %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpsubq %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubq %xmm3, %xmm4, %xmm4
+; AVX1-NEXT:    vpsubq %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubq %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm4, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm2, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm2, %ymm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm2[0,2],ymm0[0,2],ymm2[4,6],ymm0[4,6]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxdq %xmm0, %ymm2
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vpmovsxdq %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxdq %xmm1, %ymm3
+; AVX2-NEXT:    vpaddq %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vpmovsxdq %xmm1, %ymm1
+; AVX2-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubq %ymm1, %ymm2, %ymm2
+; AVX2-NEXT:    vpsubq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm2[2,3],ymm0[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm1[0,2],ymm0[4,6],ymm1[4,6]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxdq %ymm0, %zmm0
+; AVX512-NEXT:    vpmovsxdq %ymm1, %zmm1
+; AVX512-NEXT:    vpaddq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpternlogd $255, %zmm1, %zmm1, %zmm1
+; AVX512-NEXT:    vpsubq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovqd %zmm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = sext <8 x i32> %a0 to <8 x i64>
+  %x1 = sext <8 x i32> %a1 to <8 x i64>
+  %sum = add <8 x i64> %x0, %x1
+  %inc = add <8 x i64> %sum, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %shift = ashr <8 x i64> %inc, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <8 x i64> %shift to <8 x i32>
+  ret <8 x i32> %res
+}
+
+define <4 x i64> @test_fixed_v4i64(<4 x i64> %a0, <4 x i64> %a1) {
+; SSE2-LABEL: test_fixed_v4i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movdqa %xmm1, %xmm4
+; SSE2-NEXT:    por %xmm3, %xmm4
+; SSE2-NEXT:    movdqa %xmm0, %xmm5
+; SSE2-NEXT:    por %xmm2, %xmm5
+; SSE2-NEXT:    pxor %xmm0, %xmm2
+; SSE2-NEXT:    pxor %xmm1, %xmm3
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm3
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm3[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
+; SSE2-NEXT:    psubq %xmm1, %xmm4
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm2
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
+; SSE2-NEXT:    psubq %xmm1, %xmm5
+; SSE2-NEXT:    movdqa %xmm5, %xmm0
+; SSE2-NEXT:    movdqa %xmm4, %xmm1
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_fixed_v4i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm1, %xmm4
+; SSE4-NEXT:    por %xmm3, %xmm4
+; SSE4-NEXT:    movdqa %xmm0, %xmm5
+; SSE4-NEXT:    por %xmm2, %xmm5
+; SSE4-NEXT:    pxor %xmm0, %xmm2
+; SSE4-NEXT:    pxor %xmm1, %xmm3
+; SSE4-NEXT:    movdqa %xmm3, %xmm0
+; SSE4-NEXT:    psrad $1, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm3
+; SSE4-NEXT:    pblendw {{.*#+}} xmm3 = xmm3[0,1],xmm0[2,3],xmm3[4,5],xmm0[6,7]
+; SSE4-NEXT:    psubq %xmm3, %xmm4
+; SSE4-NEXT:    movdqa %xmm2, %xmm0
+; SSE4-NEXT:    psrad $1, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    pblendw {{.*#+}} xmm2 = xmm2[0,1],xmm0[2,3],xmm2[4,5],xmm0[6,7]
+; SSE4-NEXT:    psubq %xmm2, %xmm5
+; SSE4-NEXT:    movdqa %xmm5, %xmm0
+; SSE4-NEXT:    movdqa %xmm4, %xmm1
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v4i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm3
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm3[0,1],xmm1[2,3],xmm3[4,5],xmm1[6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,3],xmm0[4,5],xmm3[6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpsubq %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpsubq %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v4i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsrad $1, %ymm0, %ymm1
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7]
+; AVX2-NEXT:    vpsubq %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v4i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsraq $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsubq %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %or = or <4 x i64> %a0, %a1
+  %xor = xor <4 x i64> %a1, %a0
+  %shift = ashr <4 x i64> %xor, <i64 1, i64 1, i64 1, i64 1>
+  %res = sub <4 x i64> %or, %shift
+  ret <4 x i64> %res
+}
+
+define <4 x i64> @test_ext_v4i64(<4 x i64> %a0, <4 x i64> %a1) {
+; SSE2-LABEL: test_ext_v4i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pushq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    pushq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    pushq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    pushq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    pushq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    pushq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 56
+; SSE2-NEXT:    .cfi_offset %rbx, -56
+; SSE2-NEXT:    .cfi_offset %r12, -48
+; SSE2-NEXT:    .cfi_offset %r13, -40
+; SSE2-NEXT:    .cfi_offset %r14, -32
+; SSE2-NEXT:    .cfi_offset %r15, -24
+; SSE2-NEXT:    .cfi_offset %rbp, -16
+; SSE2-NEXT:    movq %xmm0, %r11
+; SSE2-NEXT:    movq %r11, %r12
+; SSE2-NEXT:    sarq $63, %r12
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rcx
+; SSE2-NEXT:    movq %rcx, %rbx
+; SSE2-NEXT:    sarq $63, %rbx
+; SSE2-NEXT:    movq %xmm1, %rdx
+; SSE2-NEXT:    movq %rdx, %r14
+; SSE2-NEXT:    sarq $63, %r14
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r9
+; SSE2-NEXT:    movq %r9, %r15
+; SSE2-NEXT:    sarq $63, %r15
+; SSE2-NEXT:    movq %xmm2, %rsi
+; SSE2-NEXT:    movq %rsi, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %rsi
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r13
+; SSE2-NEXT:    movq %r13, %r8
+; SSE2-NEXT:    sarq $63, %r8
+; SSE2-NEXT:    movq %xmm3, %rbp
+; SSE2-NEXT:    movq %rbp, %rdi
+; SSE2-NEXT:    sarq $63, %rdi
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rax
+; SSE2-NEXT:    movq %rax, %r10
+; SSE2-NEXT:    sarq $63, %r10
+; SSE2-NEXT:    addq %rax, %r9
+; SSE2-NEXT:    adcq %r15, %r10
+; SSE2-NEXT:    addq %rbp, %rdx
+; SSE2-NEXT:    adcq %r14, %rdi
+; SSE2-NEXT:    addq %r13, %rcx
+; SSE2-NEXT:    adcq %rbx, %r8
+; SSE2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; SSE2-NEXT:    adcq %r12, %rsi
+; SSE2-NEXT:    addq $1, %r11
+; SSE2-NEXT:    adcq $0, %rsi
+; SSE2-NEXT:    addq $1, %rcx
+; SSE2-NEXT:    adcq $0, %r8
+; SSE2-NEXT:    addq $1, %rdx
+; SSE2-NEXT:    adcq $0, %rdi
+; SSE2-NEXT:    addq $1, %r9
+; SSE2-NEXT:    adcq $0, %r10
+; SSE2-NEXT:    shldq $63, %r9, %r10
+; SSE2-NEXT:    shldq $63, %rdx, %rdi
+; SSE2-NEXT:    shldq $63, %rcx, %r8
+; SSE2-NEXT:    shldq $63, %r11, %rsi
+; SSE2-NEXT:    movq %rsi, %xmm0
+; SSE2-NEXT:    movq %r8, %xmm2
+; SSE2-NEXT:    movq %rdi, %xmm1
+; SSE2-NEXT:    movq %r10, %xmm3
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0]
+; SSE2-NEXT:    popq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    popq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    popq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    popq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    popq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    popq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 8
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v4i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pushq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    pushq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    pushq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    pushq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    pushq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    pushq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 56
+; SSE4-NEXT:    .cfi_offset %rbx, -56
+; SSE4-NEXT:    .cfi_offset %r12, -48
+; SSE4-NEXT:    .cfi_offset %r13, -40
+; SSE4-NEXT:    .cfi_offset %r14, -32
+; SSE4-NEXT:    .cfi_offset %r15, -24
+; SSE4-NEXT:    .cfi_offset %rbp, -16
+; SSE4-NEXT:    pextrq $1, %xmm0, %r11
+; SSE4-NEXT:    movq %r11, %r12
+; SSE4-NEXT:    sarq $63, %r12
+; SSE4-NEXT:    movq %xmm0, %rcx
+; SSE4-NEXT:    movq %rcx, %rbx
+; SSE4-NEXT:    sarq $63, %rbx
+; SSE4-NEXT:    pextrq $1, %xmm1, %rdx
+; SSE4-NEXT:    movq %rdx, %r14
+; SSE4-NEXT:    sarq $63, %r14
+; SSE4-NEXT:    movq %xmm1, %r9
+; SSE4-NEXT:    movq %r9, %r15
+; SSE4-NEXT:    sarq $63, %r15
+; SSE4-NEXT:    pextrq $1, %xmm2, %rsi
+; SSE4-NEXT:    movq %rsi, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %rsi
+; SSE4-NEXT:    movq %xmm2, %r13
+; SSE4-NEXT:    movq %r13, %r8
+; SSE4-NEXT:    sarq $63, %r8
+; SSE4-NEXT:    pextrq $1, %xmm3, %rbp
+; SSE4-NEXT:    movq %rbp, %rdi
+; SSE4-NEXT:    sarq $63, %rdi
+; SSE4-NEXT:    movq %xmm3, %rax
+; SSE4-NEXT:    movq %rax, %r10
+; SSE4-NEXT:    sarq $63, %r10
+; SSE4-NEXT:    addq %rax, %r9
+; SSE4-NEXT:    adcq %r15, %r10
+; SSE4-NEXT:    addq %rbp, %rdx
+; SSE4-NEXT:    adcq %r14, %rdi
+; SSE4-NEXT:    addq %r13, %rcx
+; SSE4-NEXT:    adcq %rbx, %r8
+; SSE4-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; SSE4-NEXT:    adcq %r12, %rsi
+; SSE4-NEXT:    addq $1, %r11
+; SSE4-NEXT:    adcq $0, %rsi
+; SSE4-NEXT:    addq $1, %rcx
+; SSE4-NEXT:    adcq $0, %r8
+; SSE4-NEXT:    addq $1, %rdx
+; SSE4-NEXT:    adcq $0, %rdi
+; SSE4-NEXT:    addq $1, %r9
+; SSE4-NEXT:    adcq $0, %r10
+; SSE4-NEXT:    shldq $63, %r9, %r10
+; SSE4-NEXT:    shldq $63, %rdx, %rdi
+; SSE4-NEXT:    shldq $63, %rcx, %r8
+; SSE4-NEXT:    shldq $63, %r11, %rsi
+; SSE4-NEXT:    movq %rsi, %xmm2
+; SSE4-NEXT:    movq %r8, %xmm0
+; SSE4-NEXT:    movq %rdi, %xmm3
+; SSE4-NEXT:    movq %r10, %xmm1
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0]
+; SSE4-NEXT:    popq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    popq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    popq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    popq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    popq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    popq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 8
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v4i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    pushq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    pushq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    pushq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    pushq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    pushq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    pushq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 56
+; AVX1-NEXT:    .cfi_offset %rbx, -56
+; AVX1-NEXT:    .cfi_offset %r12, -48
+; AVX1-NEXT:    .cfi_offset %r13, -40
+; AVX1-NEXT:    .cfi_offset %r14, -32
+; AVX1-NEXT:    .cfi_offset %r15, -24
+; AVX1-NEXT:    .cfi_offset %rbp, -16
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT:    vpextrq $1, %xmm2, %r11
+; AVX1-NEXT:    movq %r11, %r12
+; AVX1-NEXT:    sarq $63, %r12
+; AVX1-NEXT:    vmovq %xmm2, %rcx
+; AVX1-NEXT:    movq %rcx, %rbx
+; AVX1-NEXT:    sarq $63, %rbx
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rdx
+; AVX1-NEXT:    movq %rdx, %r14
+; AVX1-NEXT:    sarq $63, %r14
+; AVX1-NEXT:    vmovq %xmm0, %r8
+; AVX1-NEXT:    movq %r8, %r15
+; AVX1-NEXT:    sarq $63, %r15
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm0
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rsi
+; AVX1-NEXT:    movq %rsi, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %rsi
+; AVX1-NEXT:    vmovq %xmm0, %r13
+; AVX1-NEXT:    movq %r13, %rdi
+; AVX1-NEXT:    sarq $63, %rdi
+; AVX1-NEXT:    vpextrq $1, %xmm1, %rbp
+; AVX1-NEXT:    movq %rbp, %r9
+; AVX1-NEXT:    sarq $63, %r9
+; AVX1-NEXT:    vmovq %xmm1, %rax
+; AVX1-NEXT:    movq %rax, %r10
+; AVX1-NEXT:    sarq $63, %r10
+; AVX1-NEXT:    addq %rax, %r8
+; AVX1-NEXT:    adcq %r15, %r10
+; AVX1-NEXT:    addq %rbp, %rdx
+; AVX1-NEXT:    adcq %r14, %r9
+; AVX1-NEXT:    addq %r13, %rcx
+; AVX1-NEXT:    adcq %rbx, %rdi
+; AVX1-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; AVX1-NEXT:    adcq %r12, %rsi
+; AVX1-NEXT:    addq $1, %r11
+; AVX1-NEXT:    adcq $0, %rsi
+; AVX1-NEXT:    addq $1, %rcx
+; AVX1-NEXT:    adcq $0, %rdi
+; AVX1-NEXT:    addq $1, %rdx
+; AVX1-NEXT:    adcq $0, %r9
+; AVX1-NEXT:    addq $1, %r8
+; AVX1-NEXT:    adcq $0, %r10
+; AVX1-NEXT:    shldq $63, %r8, %r10
+; AVX1-NEXT:    shldq $63, %rdx, %r9
+; AVX1-NEXT:    shldq $63, %rcx, %rdi
+; AVX1-NEXT:    shldq $63, %r11, %rsi
+; AVX1-NEXT:    vmovq %rsi, %xmm0
+; AVX1-NEXT:    vmovq %rdi, %xmm1
+; AVX1-NEXT:    vmovq %r9, %xmm2
+; AVX1-NEXT:    vmovq %r10, %xmm3
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    popq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    popq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    popq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    popq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    popq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    popq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 8
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v4i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    pushq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    pushq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    pushq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    pushq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    pushq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    pushq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 56
+; AVX2-NEXT:    .cfi_offset %rbx, -56
+; AVX2-NEXT:    .cfi_offset %r12, -48
+; AVX2-NEXT:    .cfi_offset %r13, -40
+; AVX2-NEXT:    .cfi_offset %r14, -32
+; AVX2-NEXT:    .cfi_offset %r15, -24
+; AVX2-NEXT:    .cfi_offset %rbp, -16
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX2-NEXT:    vpextrq $1, %xmm2, %r11
+; AVX2-NEXT:    movq %r11, %r12
+; AVX2-NEXT:    sarq $63, %r12
+; AVX2-NEXT:    vmovq %xmm2, %rcx
+; AVX2-NEXT:    movq %rcx, %rbx
+; AVX2-NEXT:    sarq $63, %rbx
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rdx
+; AVX2-NEXT:    movq %rdx, %r14
+; AVX2-NEXT:    sarq $63, %r14
+; AVX2-NEXT:    vmovq %xmm0, %r8
+; AVX2-NEXT:    movq %r8, %r15
+; AVX2-NEXT:    sarq $63, %r15
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm0
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rsi
+; AVX2-NEXT:    movq %rsi, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %rsi
+; AVX2-NEXT:    vmovq %xmm0, %r13
+; AVX2-NEXT:    movq %r13, %rdi
+; AVX2-NEXT:    sarq $63, %rdi
+; AVX2-NEXT:    vpextrq $1, %xmm1, %rbp
+; AVX2-NEXT:    movq %rbp, %r9
+; AVX2-NEXT:    sarq $63, %r9
+; AVX2-NEXT:    vmovq %xmm1, %rax
+; AVX2-NEXT:    movq %rax, %r10
+; AVX2-NEXT:    sarq $63, %r10
+; AVX2-NEXT:    addq %rax, %r8
+; AVX2-NEXT:    adcq %r15, %r10
+; AVX2-NEXT:    addq %rbp, %rdx
+; AVX2-NEXT:    adcq %r14, %r9
+; AVX2-NEXT:    addq %r13, %rcx
+; AVX2-NEXT:    adcq %rbx, %rdi
+; AVX2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; AVX2-NEXT:    adcq %r12, %rsi
+; AVX2-NEXT:    addq $1, %r11
+; AVX2-NEXT:    adcq $0, %rsi
+; AVX2-NEXT:    addq $1, %rcx
+; AVX2-NEXT:    adcq $0, %rdi
+; AVX2-NEXT:    addq $1, %rdx
+; AVX2-NEXT:    adcq $0, %r9
+; AVX2-NEXT:    addq $1, %r8
+; AVX2-NEXT:    adcq $0, %r10
+; AVX2-NEXT:    shldq $63, %r8, %r10
+; AVX2-NEXT:    shldq $63, %rdx, %r9
+; AVX2-NEXT:    shldq $63, %rcx, %rdi
+; AVX2-NEXT:    shldq $63, %r11, %rsi
+; AVX2-NEXT:    vmovq %rsi, %xmm0
+; AVX2-NEXT:    vmovq %rdi, %xmm1
+; AVX2-NEXT:    vmovq %r9, %xmm2
+; AVX2-NEXT:    vmovq %r10, %xmm3
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    popq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    popq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    popq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    popq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    popq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    popq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 8
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v4i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    pushq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    pushq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    pushq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    pushq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    pushq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    pushq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 56
+; AVX512-NEXT:    .cfi_offset %rbx, -56
+; AVX512-NEXT:    .cfi_offset %r12, -48
+; AVX512-NEXT:    .cfi_offset %r13, -40
+; AVX512-NEXT:    .cfi_offset %r14, -32
+; AVX512-NEXT:    .cfi_offset %r15, -24
+; AVX512-NEXT:    .cfi_offset %rbp, -16
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX512-NEXT:    vpextrq $1, %xmm2, %r11
+; AVX512-NEXT:    movq %r11, %r12
+; AVX512-NEXT:    sarq $63, %r12
+; AVX512-NEXT:    vmovq %xmm2, %rcx
+; AVX512-NEXT:    movq %rcx, %rbx
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rdx
+; AVX512-NEXT:    sarq $63, %rbx
+; AVX512-NEXT:    movq %rdx, %r14
+; AVX512-NEXT:    sarq $63, %r14
+; AVX512-NEXT:    vmovq %xmm0, %rdi
+; AVX512-NEXT:    movq %rdi, %r15
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm0
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rsi
+; AVX512-NEXT:    movq %rsi, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r15
+; AVX512-NEXT:    sarq $63, %rsi
+; AVX512-NEXT:    vmovq %xmm0, %r13
+; AVX512-NEXT:    movq %r13, %r8
+; AVX512-NEXT:    sarq $63, %r8
+; AVX512-NEXT:    vpextrq $1, %xmm1, %rbp
+; AVX512-NEXT:    movq %rbp, %r9
+; AVX512-NEXT:    sarq $63, %r9
+; AVX512-NEXT:    vmovq %xmm1, %rax
+; AVX512-NEXT:    movq %rax, %r10
+; AVX512-NEXT:    sarq $63, %r10
+; AVX512-NEXT:    addq %rax, %rdi
+; AVX512-NEXT:    adcq %r15, %r10
+; AVX512-NEXT:    addq %rbp, %rdx
+; AVX512-NEXT:    adcq %r14, %r9
+; AVX512-NEXT:    addq %r13, %rcx
+; AVX512-NEXT:    adcq %rbx, %r8
+; AVX512-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; AVX512-NEXT:    adcq %r12, %rsi
+; AVX512-NEXT:    addq $1, %r11
+; AVX512-NEXT:    adcq $0, %rsi
+; AVX512-NEXT:    addq $1, %rcx
+; AVX512-NEXT:    adcq $0, %r8
+; AVX512-NEXT:    addq $1, %rdx
+; AVX512-NEXT:    adcq $0, %r9
+; AVX512-NEXT:    addq $1, %rdi
+; AVX512-NEXT:    adcq $0, %r10
+; AVX512-NEXT:    shldq $63, %rdi, %r10
+; AVX512-NEXT:    shldq $63, %rdx, %r9
+; AVX512-NEXT:    shldq $63, %rcx, %r8
+; AVX512-NEXT:    shldq $63, %r11, %rsi
+; AVX512-NEXT:    vmovq %rsi, %xmm0
+; AVX512-NEXT:    vmovq %r8, %xmm1
+; AVX512-NEXT:    vmovq %r9, %xmm2
+; AVX512-NEXT:    vmovq %r10, %xmm3
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX512-NEXT:    popq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    popq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    popq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    popq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    popq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    popq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 8
+; AVX512-NEXT:    retq
+  %x0 = sext <4 x i64> %a0 to <4 x i128>
+  %x1 = sext <4 x i64> %a1 to <4 x i128>
+  %sum = add <4 x i128> %x0, %x1
+  %inc = add <4 x i128> %sum, <i128 1, i128 1, i128 1, i128 1>
+  %shift = ashr <4 x i128> %inc, <i128 1, i128 1, i128 1, i128 1>
+  %res = trunc <4 x i128> %shift to <4 x i64>
+  ret <4 x i64> %res
+}
+
+;
+; 512-bit vectors
+;
+
+define <64 x i8> @test_fixed_v64i8(<64 x i8> %a0, <64 x i8> %a1) {
+; SSE-LABEL: test_fixed_v64i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm11
+; SSE-NEXT:    movdqa %xmm2, %xmm8
+; SSE-NEXT:    movdqa %xmm1, %xmm9
+; SSE-NEXT:    movdqa %xmm0, %xmm10
+; SSE-NEXT:    por %xmm7, %xmm3
+; SSE-NEXT:    por %xmm6, %xmm2
+; SSE-NEXT:    por %xmm5, %xmm1
+; SSE-NEXT:    por %xmm4, %xmm0
+; SSE-NEXT:    pxor %xmm4, %xmm10
+; SSE-NEXT:    pxor %xmm5, %xmm9
+; SSE-NEXT:    pxor %xmm6, %xmm8
+; SSE-NEXT:    pxor %xmm7, %xmm11
+; SSE-NEXT:    psrlw $1, %xmm11
+; SSE-NEXT:    movdqa {{.*#+}} xmm5 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; SSE-NEXT:    pand %xmm5, %xmm11
+; SSE-NEXT:    movdqa {{.*#+}} xmm4 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; SSE-NEXT:    pxor %xmm4, %xmm11
+; SSE-NEXT:    psubb %xmm11, %xmm3
+; SSE-NEXT:    psrlw $1, %xmm8
+; SSE-NEXT:    pand %xmm5, %xmm8
+; SSE-NEXT:    pxor %xmm4, %xmm8
+; SSE-NEXT:    psubb %xmm8, %xmm2
+; SSE-NEXT:    psrlw $1, %xmm9
+; SSE-NEXT:    pand %xmm5, %xmm9
+; SSE-NEXT:    pxor %xmm4, %xmm9
+; SSE-NEXT:    psubb %xmm9, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm10
+; SSE-NEXT:    pand %xmm5, %xmm10
+; SSE-NEXT:    pxor %xmm4, %xmm10
+; SSE-NEXT:    psubb %xmm10, %xmm0
+; SSE-NEXT:    paddb %xmm4, %xmm0
+; SSE-NEXT:    paddb %xmm4, %xmm1
+; SSE-NEXT:    paddb %xmm4, %xmm2
+; SSE-NEXT:    paddb %xmm4, %xmm3
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v64i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vorps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm2, %ymm0, %ymm0
+; AVX1-NEXT:    vxorps %ymm3, %ymm1, %ymm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm2
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm3 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX1-NEXT:    vpand %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm6 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX1-NEXT:    vpxor %xmm6, %xmm2, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpand %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpxor %xmm6, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm7
+; AVX1-NEXT:    vpand %xmm3, %xmm7, %xmm7
+; AVX1-NEXT:    vpxor %xmm6, %xmm7, %xmm7
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm6, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm3
+; AVX1-NEXT:    vpsubb %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpaddb %xmm6, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubb %xmm7, %xmm5, %xmm3
+; AVX1-NEXT:    vpaddb %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpsubb %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpaddb %xmm6, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubb %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vpaddb %xmm6, %xmm2, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v64i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpor %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpxor %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpbroadcastb {{.*#+}} ymm2 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX2-NEXT:    vpand %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpbroadcastb {{.*#+}} ymm3 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX2-NEXT:    vpxor %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubb %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpxor %ymm3, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubb %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    vpaddb %ymm3, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddb %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v64i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vporq %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxorq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpbroadcastb {{.*#+}} zmm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX512-NEXT:    vpternlogd $108, {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to16}, %zmm1, %zmm0
+; AVX512-NEXT:    vpsubb %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    vpaddb %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %or = or <64 x i8> %a0, %a1
+  %xor = xor <64 x i8> %a0, %a1
+  %shift = ashr <64 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = sub <64 x i8> %or, %shift
+  ret <64 x i8> %res
+}
+
+define <64 x i8> @test_ext_v64i8(<64 x i8> %a0, <64 x i8> %a1) {
+; SSE2-LABEL: test_ext_v64i8:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movdqa %xmm3, %xmm8
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm14 = xmm14[8],xmm0[8],xmm14[9],xmm0[9],xmm14[10],xmm0[10],xmm14[11],xmm0[11],xmm14[12],xmm0[12],xmm14[13],xmm0[13],xmm14[14],xmm0[14],xmm14[15],xmm0[15]
+; SSE2-NEXT:    psraw $8, %xmm14
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm15 = xmm15[0],xmm0[0],xmm15[1],xmm0[1],xmm15[2],xmm0[2],xmm15[3],xmm0[3],xmm15[4],xmm0[4],xmm15[5],xmm0[5],xmm15[6],xmm0[6],xmm15[7],xmm0[7]
+; SSE2-NEXT:    psraw $8, %xmm15
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm1[8],xmm3[9],xmm1[9],xmm3[10],xmm1[10],xmm3[11],xmm1[11],xmm3[12],xmm1[12],xmm3[13],xmm1[13],xmm3[14],xmm1[14],xmm3[15],xmm1[15]
+; SSE2-NEXT:    psraw $8, %xmm3
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm13 = xmm13[0],xmm1[0],xmm13[1],xmm1[1],xmm13[2],xmm1[2],xmm13[3],xmm1[3],xmm13[4],xmm1[4],xmm13[5],xmm1[5],xmm13[6],xmm1[6],xmm13[7],xmm1[7]
+; SSE2-NEXT:    psraw $8, %xmm13
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm12 = xmm12[8],xmm2[8],xmm12[9],xmm2[9],xmm12[10],xmm2[10],xmm12[11],xmm2[11],xmm12[12],xmm2[12],xmm12[13],xmm2[13],xmm12[14],xmm2[14],xmm12[15],xmm2[15]
+; SSE2-NEXT:    psraw $8, %xmm12
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm11 = xmm11[0],xmm2[0],xmm11[1],xmm2[1],xmm11[2],xmm2[2],xmm11[3],xmm2[3],xmm11[4],xmm2[4],xmm11[5],xmm2[5],xmm11[6],xmm2[6],xmm11[7],xmm2[7]
+; SSE2-NEXT:    psraw $8, %xmm11
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm10 = xmm10[8],xmm8[8],xmm10[9],xmm8[9],xmm10[10],xmm8[10],xmm10[11],xmm8[11],xmm10[12],xmm8[12],xmm10[13],xmm8[13],xmm10[14],xmm8[14],xmm10[15],xmm8[15]
+; SSE2-NEXT:    psraw $8, %xmm10
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm9 = xmm9[0],xmm8[0],xmm9[1],xmm8[1],xmm9[2],xmm8[2],xmm9[3],xmm8[3],xmm9[4],xmm8[4],xmm9[5],xmm8[5],xmm9[6],xmm8[6],xmm9[7],xmm8[7]
+; SSE2-NEXT:    psraw $8, %xmm9
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm8 = xmm8[8],xmm4[8],xmm8[9],xmm4[9],xmm8[10],xmm4[10],xmm8[11],xmm4[11],xmm8[12],xmm4[12],xmm8[13],xmm4[13],xmm8[14],xmm4[14],xmm8[15],xmm4[15]
+; SSE2-NEXT:    psraw $8, %xmm8
+; SSE2-NEXT:    paddw %xmm14, %xmm8
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
+; SSE2-NEXT:    psraw $8, %xmm0
+; SSE2-NEXT:    paddw %xmm15, %xmm0
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm4 = xmm4[8],xmm5[8],xmm4[9],xmm5[9],xmm4[10],xmm5[10],xmm4[11],xmm5[11],xmm4[12],xmm5[12],xmm4[13],xmm5[13],xmm4[14],xmm5[14],xmm4[15],xmm5[15]
+; SSE2-NEXT:    psraw $8, %xmm4
+; SSE2-NEXT:    paddw %xmm3, %xmm4
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm5[0],xmm1[1],xmm5[1],xmm1[2],xmm5[2],xmm1[3],xmm5[3],xmm1[4],xmm5[4],xmm1[5],xmm5[5],xmm1[6],xmm5[6],xmm1[7],xmm5[7]
+; SSE2-NEXT:    psraw $8, %xmm1
+; SSE2-NEXT:    paddw %xmm13, %xmm1
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm5 = xmm5[8],xmm6[8],xmm5[9],xmm6[9],xmm5[10],xmm6[10],xmm5[11],xmm6[11],xmm5[12],xmm6[12],xmm5[13],xmm6[13],xmm5[14],xmm6[14],xmm5[15],xmm6[15]
+; SSE2-NEXT:    psraw $8, %xmm5
+; SSE2-NEXT:    paddw %xmm12, %xmm5
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1],xmm2[2],xmm6[2],xmm2[3],xmm6[3],xmm2[4],xmm6[4],xmm2[5],xmm6[5],xmm2[6],xmm6[6],xmm2[7],xmm6[7]
+; SSE2-NEXT:    psraw $8, %xmm2
+; SSE2-NEXT:    paddw %xmm11, %xmm2
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm6 = xmm6[8],xmm7[8],xmm6[9],xmm7[9],xmm6[10],xmm7[10],xmm6[11],xmm7[11],xmm6[12],xmm7[12],xmm6[13],xmm7[13],xmm6[14],xmm7[14],xmm6[15],xmm7[15]
+; SSE2-NEXT:    psraw $8, %xmm6
+; SSE2-NEXT:    paddw %xmm10, %xmm6
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm7[0],xmm3[1],xmm7[1],xmm3[2],xmm7[2],xmm3[3],xmm7[3],xmm3[4],xmm7[4],xmm3[5],xmm7[5],xmm3[6],xmm7[6],xmm3[7],xmm7[7]
+; SSE2-NEXT:    psraw $8, %xmm3
+; SSE2-NEXT:    paddw %xmm9, %xmm3
+; SSE2-NEXT:    pcmpeqd %xmm7, %xmm7
+; SSE2-NEXT:    psubw %xmm7, %xmm8
+; SSE2-NEXT:    psubw %xmm7, %xmm0
+; SSE2-NEXT:    psubw %xmm7, %xmm4
+; SSE2-NEXT:    psubw %xmm7, %xmm1
+; SSE2-NEXT:    psubw %xmm7, %xmm5
+; SSE2-NEXT:    psubw %xmm7, %xmm2
+; SSE2-NEXT:    psubw %xmm7, %xmm6
+; SSE2-NEXT:    psubw %xmm7, %xmm3
+; SSE2-NEXT:    psrlw $1, %xmm3
+; SSE2-NEXT:    psrlw $1, %xmm6
+; SSE2-NEXT:    psrlw $1, %xmm2
+; SSE2-NEXT:    psrlw $1, %xmm5
+; SSE2-NEXT:    psrlw $1, %xmm1
+; SSE2-NEXT:    psrlw $1, %xmm4
+; SSE2-NEXT:    psrlw $1, %xmm0
+; SSE2-NEXT:    psrlw $1, %xmm8
+; SSE2-NEXT:    movdqa {{.*#+}} xmm7 = [255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0]
+; SSE2-NEXT:    pand %xmm7, %xmm8
+; SSE2-NEXT:    pand %xmm7, %xmm0
+; SSE2-NEXT:    packuswb %xmm8, %xmm0
+; SSE2-NEXT:    pand %xmm7, %xmm4
+; SSE2-NEXT:    pand %xmm7, %xmm1
+; SSE2-NEXT:    packuswb %xmm4, %xmm1
+; SSE2-NEXT:    pand %xmm7, %xmm5
+; SSE2-NEXT:    pand %xmm7, %xmm2
+; SSE2-NEXT:    packuswb %xmm5, %xmm2
+; SSE2-NEXT:    pand %xmm7, %xmm6
+; SSE2-NEXT:    pand %xmm7, %xmm3
+; SSE2-NEXT:    packuswb %xmm6, %xmm3
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v64i8:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm8
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm9
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm10
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm11
+; SSE4-NEXT:    pmovsxbw %xmm2, %xmm12
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm13
+; SSE4-NEXT:    pmovsxbw %xmm3, %xmm14
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm15
+; SSE4-NEXT:    pmovsxbw %xmm4, %xmm0
+; SSE4-NEXT:    paddw %xmm8, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm4[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm4
+; SSE4-NEXT:    paddw %xmm9, %xmm4
+; SSE4-NEXT:    pmovsxbw %xmm5, %xmm1
+; SSE4-NEXT:    paddw %xmm10, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm2 = xmm5[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm2, %xmm5
+; SSE4-NEXT:    paddw %xmm11, %xmm5
+; SSE4-NEXT:    pmovsxbw %xmm6, %xmm2
+; SSE4-NEXT:    paddw %xmm12, %xmm2
+; SSE4-NEXT:    pshufd {{.*#+}} xmm3 = xmm6[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm3, %xmm6
+; SSE4-NEXT:    paddw %xmm13, %xmm6
+; SSE4-NEXT:    pmovsxbw %xmm7, %xmm3
+; SSE4-NEXT:    paddw %xmm14, %xmm3
+; SSE4-NEXT:    pshufd {{.*#+}} xmm7 = xmm7[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm7, %xmm7
+; SSE4-NEXT:    paddw %xmm15, %xmm7
+; SSE4-NEXT:    pcmpeqd %xmm8, %xmm8
+; SSE4-NEXT:    psubw %xmm8, %xmm0
+; SSE4-NEXT:    psubw %xmm8, %xmm4
+; SSE4-NEXT:    psubw %xmm8, %xmm1
+; SSE4-NEXT:    psubw %xmm8, %xmm5
+; SSE4-NEXT:    psubw %xmm8, %xmm2
+; SSE4-NEXT:    psubw %xmm8, %xmm6
+; SSE4-NEXT:    psubw %xmm8, %xmm3
+; SSE4-NEXT:    psubw %xmm8, %xmm7
+; SSE4-NEXT:    psrlw $1, %xmm7
+; SSE4-NEXT:    psrlw $1, %xmm3
+; SSE4-NEXT:    psrlw $1, %xmm6
+; SSE4-NEXT:    psrlw $1, %xmm2
+; SSE4-NEXT:    psrlw $1, %xmm5
+; SSE4-NEXT:    psrlw $1, %xmm1
+; SSE4-NEXT:    psrlw $1, %xmm4
+; SSE4-NEXT:    psrlw $1, %xmm0
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm8 = [255,255,255,255,255,255,255,255]
+; SSE4-NEXT:    pand %xmm8, %xmm0
+; SSE4-NEXT:    pand %xmm8, %xmm4
+; SSE4-NEXT:    packuswb %xmm4, %xmm0
+; SSE4-NEXT:    pand %xmm8, %xmm1
+; SSE4-NEXT:    pand %xmm8, %xmm5
+; SSE4-NEXT:    packuswb %xmm5, %xmm1
+; SSE4-NEXT:    pand %xmm8, %xmm2
+; SSE4-NEXT:    pand %xmm8, %xmm6
+; SSE4-NEXT:    packuswb %xmm6, %xmm2
+; SSE4-NEXT:    pand %xmm8, %xmm3
+; SSE4-NEXT:    pand %xmm8, %xmm7
+; SSE4-NEXT:    packuswb %xmm7, %xmm3
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v64i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm4
+; AVX1-NEXT:    vpmovsxbw %xmm4, %xmm5
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm4 = xmm4[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm6
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm7
+; AVX1-NEXT:    vpmovsxbw %xmm7, %xmm8
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm7 = xmm7[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm7, %xmm7
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm9
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm10
+; AVX1-NEXT:    vpmovsxbw %xmm10, %xmm11
+; AVX1-NEXT:    vpaddw %xmm5, %xmm11, %xmm5
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm10 = xmm10[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm10, %xmm10
+; AVX1-NEXT:    vpaddw %xmm4, %xmm10, %xmm4
+; AVX1-NEXT:    vpmovsxbw %xmm2, %xmm10
+; AVX1-NEXT:    vpaddw %xmm6, %xmm10, %xmm6
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm2, %xmm2
+; AVX1-NEXT:    vpaddw %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm2
+; AVX1-NEXT:    vpmovsxbw %xmm2, %xmm10
+; AVX1-NEXT:    vpaddw %xmm10, %xmm8, %xmm8
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm2, %xmm2
+; AVX1-NEXT:    vpaddw %xmm2, %xmm7, %xmm2
+; AVX1-NEXT:    vpmovsxbw %xmm3, %xmm7
+; AVX1-NEXT:    vpaddw %xmm7, %xmm9, %xmm7
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm3, %xmm3
+; AVX1-NEXT:    vpaddw %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpsubw %xmm3, %xmm5, %xmm5
+; AVX1-NEXT:    vpsubw %xmm3, %xmm4, %xmm4
+; AVX1-NEXT:    vpsubw %xmm3, %xmm6, %xmm6
+; AVX1-NEXT:    vpsubw %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubw %xmm3, %xmm8, %xmm8
+; AVX1-NEXT:    vpsubw %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubw %xmm3, %xmm7, %xmm7
+; AVX1-NEXT:    vpsubw %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm7, %xmm3
+; AVX1-NEXT:    vpsrlw $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrlw $1, %xmm8, %xmm7
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm6, %xmm6
+; AVX1-NEXT:    vpsrlw $1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsrlw $1, %xmm5, %xmm5
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm8 = [255,255,255,255,255,255,255,255]
+; AVX1-NEXT:    vpand %xmm5, %xmm8, %xmm5
+; AVX1-NEXT:    vpand %xmm4, %xmm8, %xmm4
+; AVX1-NEXT:    vpackuswb %xmm4, %xmm5, %xmm4
+; AVX1-NEXT:    vpand %xmm6, %xmm8, %xmm5
+; AVX1-NEXT:    vpand %xmm0, %xmm8, %xmm0
+; AVX1-NEXT:    vpackuswb %xmm0, %xmm5, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm4, %ymm0, %ymm0
+; AVX1-NEXT:    vpand %xmm7, %xmm8, %xmm4
+; AVX1-NEXT:    vpand %xmm2, %xmm8, %xmm2
+; AVX1-NEXT:    vpackuswb %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vpand %xmm3, %xmm8, %xmm3
+; AVX1-NEXT:    vpand %xmm1, %xmm8, %xmm1
+; AVX1-NEXT:    vpackuswb %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm1, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v64i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm4
+; AVX2-NEXT:    vpmovsxbw %xmm4, %ymm4
+; AVX2-NEXT:    vpmovsxbw %xmm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm5
+; AVX2-NEXT:    vpmovsxbw %xmm5, %ymm5
+; AVX2-NEXT:    vpmovsxbw %xmm1, %ymm1
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm6
+; AVX2-NEXT:    vpmovsxbw %xmm6, %ymm6
+; AVX2-NEXT:    vpaddw %ymm6, %ymm4, %ymm4
+; AVX2-NEXT:    vpmovsxbw %xmm2, %ymm2
+; AVX2-NEXT:    vpaddw %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm2
+; AVX2-NEXT:    vpmovsxbw %xmm2, %ymm2
+; AVX2-NEXT:    vpaddw %ymm2, %ymm5, %ymm2
+; AVX2-NEXT:    vpmovsxbw %xmm3, %ymm3
+; AVX2-NEXT:    vpaddw %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpcmpeqd %ymm3, %ymm3, %ymm3
+; AVX2-NEXT:    vpsubw %ymm3, %ymm4, %ymm4
+; AVX2-NEXT:    vpsubw %ymm3, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubw %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vpsubw %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm2, %ymm2
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm4, %ymm3
+; AVX2-NEXT:    vpbroadcastw {{.*#+}} ymm4 = [255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0]
+; AVX2-NEXT:    vpand %ymm4, %ymm3, %ymm3
+; AVX2-NEXT:    vpand %ymm4, %ymm0, %ymm0
+; AVX2-NEXT:    vpackuswb %ymm3, %ymm0, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    vpand %ymm4, %ymm2, %ymm2
+; AVX2-NEXT:    vpand %ymm4, %ymm1, %ymm1
+; AVX2-NEXT:    vpackuswb %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v64i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxbw %ymm0, %zmm2
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
+; AVX512-NEXT:    vpmovsxbw %ymm0, %zmm0
+; AVX512-NEXT:    vpmovsxbw %ymm1, %zmm3
+; AVX512-NEXT:    vpaddw %zmm3, %zmm2, %zmm2
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm1
+; AVX512-NEXT:    vpmovsxbw %ymm1, %zmm1
+; AVX512-NEXT:    vpaddw %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpternlogd $255, %zmm1, %zmm1, %zmm1
+; AVX512-NEXT:    vpsubw %zmm1, %zmm2, %zmm2
+; AVX512-NEXT:    vpsubw %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm2, %zmm1
+; AVX512-NEXT:    vpmovwb %zmm1, %ymm1
+; AVX512-NEXT:    vpmovwb %zmm0, %ymm0
+; AVX512-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = sext <64 x i8> %a0 to <64 x i16>
+  %x1 = sext <64 x i8> %a1 to <64 x i16>
+  %sum = add <64 x i16> %x0, %x1
+  %inc = add <64 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %shift = ashr <64 x i16> %inc, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <64 x i16> %shift to <64 x i8>
+  ret <64 x i8> %res
+}
+
+define <32 x i16> @test_fixed_v32i16(<32 x i16> %a0, <32 x i16> %a1) {
+; SSE-LABEL: test_fixed_v32i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm8
+; SSE-NEXT:    por %xmm7, %xmm3
+; SSE-NEXT:    movdqa %xmm2, %xmm9
+; SSE-NEXT:    por %xmm6, %xmm9
+; SSE-NEXT:    movdqa %xmm1, %xmm10
+; SSE-NEXT:    por %xmm5, %xmm10
+; SSE-NEXT:    movdqa %xmm0, %xmm11
+; SSE-NEXT:    por %xmm4, %xmm11
+; SSE-NEXT:    pxor %xmm0, %xmm4
+; SSE-NEXT:    pxor %xmm1, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm6
+; SSE-NEXT:    pxor %xmm8, %xmm7
+; SSE-NEXT:    psraw $1, %xmm7
+; SSE-NEXT:    psubw %xmm7, %xmm3
+; SSE-NEXT:    psraw $1, %xmm6
+; SSE-NEXT:    psubw %xmm6, %xmm9
+; SSE-NEXT:    psraw $1, %xmm5
+; SSE-NEXT:    psubw %xmm5, %xmm10
+; SSE-NEXT:    psraw $1, %xmm4
+; SSE-NEXT:    psubw %xmm4, %xmm11
+; SSE-NEXT:    movdqa %xmm11, %xmm0
+; SSE-NEXT:    movdqa %xmm10, %xmm1
+; SSE-NEXT:    movdqa %xmm9, %xmm2
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v32i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vorps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsraw $1, %xmm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsraw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsraw $1, %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsraw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpsubw %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpsubw %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpsubw %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpsubw %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v32i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpor %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsraw $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubw %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsraw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubw %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v32i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vporq %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxorq %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsraw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsubw %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %or = or <32 x i16> %a0, %a1
+  %xor = xor <32 x i16> %a1, %a0
+  %shift = ashr <32 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = sub <32 x i16> %or, %shift
+  ret <32 x i16> %res
+}
+
+define <32 x i16> @test_ext_v32i16(<32 x i16> %a0, <32 x i16> %a1) {
+; SSE2-LABEL: test_ext_v32i16:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm13 = xmm13[0],xmm3[0],xmm13[1],xmm3[1],xmm13[2],xmm3[2],xmm13[3],xmm3[3]
+; SSE2-NEXT:    psrad $16, %xmm13
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm14 = xmm14[4],xmm3[4],xmm14[5],xmm3[5],xmm14[6],xmm3[6],xmm14[7],xmm3[7]
+; SSE2-NEXT:    psrad $16, %xmm14
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm15 = xmm15[0],xmm2[0],xmm15[1],xmm2[1],xmm15[2],xmm2[2],xmm15[3],xmm2[3]
+; SSE2-NEXT:    psrad $16, %xmm15
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm12 = xmm12[4],xmm2[4],xmm12[5],xmm2[5],xmm12[6],xmm2[6],xmm12[7],xmm2[7]
+; SSE2-NEXT:    psrad $16, %xmm12
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm11 = xmm11[0],xmm1[0],xmm11[1],xmm1[1],xmm11[2],xmm1[2],xmm11[3],xmm1[3]
+; SSE2-NEXT:    psrad $16, %xmm11
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm10 = xmm10[4],xmm1[4],xmm10[5],xmm1[5],xmm10[6],xmm1[6],xmm10[7],xmm1[7]
+; SSE2-NEXT:    psrad $16, %xmm10
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm9 = xmm9[0],xmm0[0],xmm9[1],xmm0[1],xmm9[2],xmm0[2],xmm9[3],xmm0[3]
+; SSE2-NEXT:    psrad $16, %xmm9
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm8 = xmm8[4],xmm0[4],xmm8[5],xmm0[5],xmm8[6],xmm0[6],xmm8[7],xmm0[7]
+; SSE2-NEXT:    psrad $16, %xmm8
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm7[0],xmm3[1],xmm7[1],xmm3[2],xmm7[2],xmm3[3],xmm7[3]
+; SSE2-NEXT:    psrad $16, %xmm3
+; SSE2-NEXT:    paddd %xmm13, %xmm3
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm7 = xmm7[4,4,5,5,6,6,7,7]
+; SSE2-NEXT:    psrad $16, %xmm7
+; SSE2-NEXT:    paddd %xmm14, %xmm7
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1],xmm2[2],xmm6[2],xmm2[3],xmm6[3]
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    paddd %xmm15, %xmm2
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm6 = xmm6[4,4,5,5,6,6,7,7]
+; SSE2-NEXT:    psrad $16, %xmm6
+; SSE2-NEXT:    paddd %xmm12, %xmm6
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm5[0],xmm1[1],xmm5[1],xmm1[2],xmm5[2],xmm1[3],xmm5[3]
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    paddd %xmm11, %xmm1
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm5 = xmm5[4,4,5,5,6,6,7,7]
+; SSE2-NEXT:    psrad $16, %xmm5
+; SSE2-NEXT:    paddd %xmm10, %xmm5
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3]
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    paddd %xmm9, %xmm0
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm4 = xmm4[4,4,5,5,6,6,7,7]
+; SSE2-NEXT:    psrad $16, %xmm4
+; SSE2-NEXT:    paddd %xmm8, %xmm4
+; SSE2-NEXT:    pcmpeqd %xmm8, %xmm8
+; SSE2-NEXT:    psubd %xmm8, %xmm3
+; SSE2-NEXT:    psubd %xmm8, %xmm7
+; SSE2-NEXT:    psubd %xmm8, %xmm2
+; SSE2-NEXT:    psubd %xmm8, %xmm6
+; SSE2-NEXT:    psubd %xmm8, %xmm1
+; SSE2-NEXT:    psubd %xmm8, %xmm5
+; SSE2-NEXT:    psubd %xmm8, %xmm0
+; SSE2-NEXT:    psubd %xmm8, %xmm4
+; SSE2-NEXT:    pslld $15, %xmm4
+; SSE2-NEXT:    psrad $16, %xmm4
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm4, %xmm0
+; SSE2-NEXT:    pslld $15, %xmm5
+; SSE2-NEXT:    psrad $16, %xmm5
+; SSE2-NEXT:    pslld $15, %xmm1
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    packssdw %xmm5, %xmm1
+; SSE2-NEXT:    pslld $15, %xmm6
+; SSE2-NEXT:    psrad $16, %xmm6
+; SSE2-NEXT:    pslld $15, %xmm2
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    packssdw %xmm6, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm7
+; SSE2-NEXT:    psrad $16, %xmm7
+; SSE2-NEXT:    pslld $15, %xmm3
+; SSE2-NEXT:    psrad $16, %xmm3
+; SSE2-NEXT:    packssdw %xmm7, %xmm3
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v32i16:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm8
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm9
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm10
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm11
+; SSE4-NEXT:    pmovsxwd %xmm2, %xmm12
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm13
+; SSE4-NEXT:    pmovsxwd %xmm3, %xmm14
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm15
+; SSE4-NEXT:    pmovsxwd %xmm4, %xmm0
+; SSE4-NEXT:    paddd %xmm8, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm4[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm4
+; SSE4-NEXT:    paddd %xmm9, %xmm4
+; SSE4-NEXT:    pmovsxwd %xmm5, %xmm1
+; SSE4-NEXT:    paddd %xmm10, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm2 = xmm5[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm2, %xmm5
+; SSE4-NEXT:    paddd %xmm11, %xmm5
+; SSE4-NEXT:    pmovsxwd %xmm6, %xmm2
+; SSE4-NEXT:    paddd %xmm12, %xmm2
+; SSE4-NEXT:    pshufd {{.*#+}} xmm3 = xmm6[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm3, %xmm6
+; SSE4-NEXT:    paddd %xmm13, %xmm6
+; SSE4-NEXT:    pmovsxwd %xmm7, %xmm3
+; SSE4-NEXT:    paddd %xmm14, %xmm3
+; SSE4-NEXT:    pshufd {{.*#+}} xmm7 = xmm7[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm7, %xmm7
+; SSE4-NEXT:    paddd %xmm15, %xmm7
+; SSE4-NEXT:    pcmpeqd %xmm8, %xmm8
+; SSE4-NEXT:    psubd %xmm8, %xmm0
+; SSE4-NEXT:    psubd %xmm8, %xmm4
+; SSE4-NEXT:    psubd %xmm8, %xmm1
+; SSE4-NEXT:    psubd %xmm8, %xmm5
+; SSE4-NEXT:    psubd %xmm8, %xmm2
+; SSE4-NEXT:    psubd %xmm8, %xmm6
+; SSE4-NEXT:    psubd %xmm8, %xmm3
+; SSE4-NEXT:    psubd %xmm8, %xmm7
+; SSE4-NEXT:    psrld $1, %xmm7
+; SSE4-NEXT:    psrld $1, %xmm3
+; SSE4-NEXT:    psrld $1, %xmm6
+; SSE4-NEXT:    psrld $1, %xmm2
+; SSE4-NEXT:    psrld $1, %xmm5
+; SSE4-NEXT:    psrld $1, %xmm1
+; SSE4-NEXT:    psrld $1, %xmm4
+; SSE4-NEXT:    psrld $1, %xmm0
+; SSE4-NEXT:    pxor %xmm8, %xmm8
+; SSE4-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0],xmm8[1],xmm0[2],xmm8[3],xmm0[4],xmm8[5],xmm0[6],xmm8[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm4 = xmm4[0],xmm8[1],xmm4[2],xmm8[3],xmm4[4],xmm8[5],xmm4[6],xmm8[7]
+; SSE4-NEXT:    packusdw %xmm4, %xmm0
+; SSE4-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0],xmm8[1],xmm1[2],xmm8[3],xmm1[4],xmm8[5],xmm1[6],xmm8[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm5 = xmm5[0],xmm8[1],xmm5[2],xmm8[3],xmm5[4],xmm8[5],xmm5[6],xmm8[7]
+; SSE4-NEXT:    packusdw %xmm5, %xmm1
+; SSE4-NEXT:    pblendw {{.*#+}} xmm2 = xmm2[0],xmm8[1],xmm2[2],xmm8[3],xmm2[4],xmm8[5],xmm2[6],xmm8[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm6 = xmm6[0],xmm8[1],xmm6[2],xmm8[3],xmm6[4],xmm8[5],xmm6[6],xmm8[7]
+; SSE4-NEXT:    packusdw %xmm6, %xmm2
+; SSE4-NEXT:    pblendw {{.*#+}} xmm3 = xmm3[0],xmm8[1],xmm3[2],xmm8[3],xmm3[4],xmm8[5],xmm3[6],xmm8[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm7 = xmm7[0],xmm8[1],xmm7[2],xmm8[3],xmm7[4],xmm8[5],xmm7[6],xmm8[7]
+; SSE4-NEXT:    packusdw %xmm7, %xmm3
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v32i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm4
+; AVX1-NEXT:    vpmovsxwd %xmm4, %xmm5
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm4 = xmm4[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm6
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm7
+; AVX1-NEXT:    vpmovsxwd %xmm7, %xmm8
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm7 = xmm7[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm7, %xmm7
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm9
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm10
+; AVX1-NEXT:    vpmovsxwd %xmm10, %xmm11
+; AVX1-NEXT:    vpaddd %xmm5, %xmm11, %xmm5
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm10 = xmm10[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm10, %xmm10
+; AVX1-NEXT:    vpaddd %xmm4, %xmm10, %xmm4
+; AVX1-NEXT:    vpmovsxwd %xmm2, %xmm10
+; AVX1-NEXT:    vpaddd %xmm6, %xmm10, %xmm6
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm2, %xmm2
+; AVX1-NEXT:    vpaddd %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm2
+; AVX1-NEXT:    vpmovsxwd %xmm2, %xmm10
+; AVX1-NEXT:    vpaddd %xmm10, %xmm8, %xmm8
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm2, %xmm2
+; AVX1-NEXT:    vpaddd %xmm2, %xmm7, %xmm2
+; AVX1-NEXT:    vpmovsxwd %xmm3, %xmm7
+; AVX1-NEXT:    vpaddd %xmm7, %xmm9, %xmm7
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm3, %xmm3
+; AVX1-NEXT:    vpaddd %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpsubd %xmm3, %xmm5, %xmm5
+; AVX1-NEXT:    vpsubd %xmm3, %xmm4, %xmm4
+; AVX1-NEXT:    vpsubd %xmm3, %xmm6, %xmm6
+; AVX1-NEXT:    vpsubd %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubd %xmm3, %xmm8, %xmm8
+; AVX1-NEXT:    vpsubd %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubd %xmm3, %xmm7, %xmm7
+; AVX1-NEXT:    vpsubd %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm7, %xmm3
+; AVX1-NEXT:    vpsrld $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrld $1, %xmm8, %xmm7
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm6, %xmm6
+; AVX1-NEXT:    vpsrld $1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsrld $1, %xmm5, %xmm5
+; AVX1-NEXT:    vpxor %xmm8, %xmm8, %xmm8
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm5 = xmm5[0],xmm8[1],xmm5[2],xmm8[3],xmm5[4],xmm8[5],xmm5[6],xmm8[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm4 = xmm4[0],xmm8[1],xmm4[2],xmm8[3],xmm4[4],xmm8[5],xmm4[6],xmm8[7]
+; AVX1-NEXT:    vpackusdw %xmm4, %xmm5, %xmm4
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm5 = xmm6[0],xmm8[1],xmm6[2],xmm8[3],xmm6[4],xmm8[5],xmm6[6],xmm8[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0],xmm8[1],xmm0[2],xmm8[3],xmm0[4],xmm8[5],xmm0[6],xmm8[7]
+; AVX1-NEXT:    vpackusdw %xmm0, %xmm5, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm4, %ymm0, %ymm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm4 = xmm7[0],xmm8[1],xmm7[2],xmm8[3],xmm7[4],xmm8[5],xmm7[6],xmm8[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0],xmm8[1],xmm2[2],xmm8[3],xmm2[4],xmm8[5],xmm2[6],xmm8[7]
+; AVX1-NEXT:    vpackusdw %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm3 = xmm3[0],xmm8[1],xmm3[2],xmm8[3],xmm3[4],xmm8[5],xmm3[6],xmm8[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm8[1],xmm1[2],xmm8[3],xmm1[4],xmm8[5],xmm1[6],xmm8[7]
+; AVX1-NEXT:    vpackusdw %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm1, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v32i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm4
+; AVX2-NEXT:    vpmovsxwd %xmm4, %ymm4
+; AVX2-NEXT:    vpmovsxwd %xmm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm5
+; AVX2-NEXT:    vpmovsxwd %xmm5, %ymm5
+; AVX2-NEXT:    vpmovsxwd %xmm1, %ymm1
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm6
+; AVX2-NEXT:    vpmovsxwd %xmm6, %ymm6
+; AVX2-NEXT:    vpaddd %ymm6, %ymm4, %ymm4
+; AVX2-NEXT:    vpmovsxwd %xmm2, %ymm2
+; AVX2-NEXT:    vpaddd %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm2
+; AVX2-NEXT:    vpmovsxwd %xmm2, %ymm2
+; AVX2-NEXT:    vpaddd %ymm2, %ymm5, %ymm2
+; AVX2-NEXT:    vpmovsxwd %xmm3, %ymm3
+; AVX2-NEXT:    vpaddd %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpcmpeqd %ymm3, %ymm3, %ymm3
+; AVX2-NEXT:    vpsubd %ymm3, %ymm4, %ymm4
+; AVX2-NEXT:    vpsubd %ymm3, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubd %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vpsubd %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrld $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrld $1, %ymm2, %ymm2
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm4, %ymm3
+; AVX2-NEXT:    vpxor %xmm4, %xmm4, %xmm4
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm3 = ymm3[0],ymm4[1],ymm3[2],ymm4[3],ymm3[4],ymm4[5],ymm3[6],ymm4[7],ymm3[8],ymm4[9],ymm3[10],ymm4[11],ymm3[12],ymm4[13],ymm3[14],ymm4[15]
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm4[1],ymm0[2],ymm4[3],ymm0[4],ymm4[5],ymm0[6],ymm4[7],ymm0[8],ymm4[9],ymm0[10],ymm4[11],ymm0[12],ymm4[13],ymm0[14],ymm4[15]
+; AVX2-NEXT:    vpackusdw %ymm3, %ymm0, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm2 = ymm2[0],ymm4[1],ymm2[2],ymm4[3],ymm2[4],ymm4[5],ymm2[6],ymm4[7],ymm2[8],ymm4[9],ymm2[10],ymm4[11],ymm2[12],ymm4[13],ymm2[14],ymm4[15]
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm1 = ymm1[0],ymm4[1],ymm1[2],ymm4[3],ymm1[4],ymm4[5],ymm1[6],ymm4[7],ymm1[8],ymm4[9],ymm1[10],ymm4[11],ymm1[12],ymm4[13],ymm1[14],ymm4[15]
+; AVX2-NEXT:    vpackusdw %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v32i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxwd %ymm0, %zmm2
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
+; AVX512-NEXT:    vpmovsxwd %ymm0, %zmm0
+; AVX512-NEXT:    vpmovsxwd %ymm1, %zmm3
+; AVX512-NEXT:    vpaddd %zmm3, %zmm2, %zmm2
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm1
+; AVX512-NEXT:    vpmovsxwd %ymm1, %zmm1
+; AVX512-NEXT:    vpaddd %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpternlogd $255, %zmm1, %zmm1, %zmm1
+; AVX512-NEXT:    vpsubd %zmm1, %zmm2, %zmm2
+; AVX512-NEXT:    vpsubd %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrld $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrld $1, %zmm2, %zmm1
+; AVX512-NEXT:    vpmovdw %zmm1, %ymm1
+; AVX512-NEXT:    vpmovdw %zmm0, %ymm0
+; AVX512-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = sext <32 x i16> %a0 to <32 x i32>
+  %x1 = sext <32 x i16> %a1 to <32 x i32>
+  %sum = add <32 x i32> %x0, %x1
+  %inc = add <32 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %shift = ashr <32 x i32> %inc, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <32 x i32> %shift to <32 x i16>
+  ret <32 x i16> %res
+}
+
+define <16 x i32> @test_fixed_v16i32(<16 x i32> %a0, <16 x i32> %a1) {
+; SSE-LABEL: test_fixed_v16i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm8
+; SSE-NEXT:    por %xmm7, %xmm3
+; SSE-NEXT:    movdqa %xmm2, %xmm9
+; SSE-NEXT:    por %xmm6, %xmm9
+; SSE-NEXT:    movdqa %xmm1, %xmm10
+; SSE-NEXT:    por %xmm5, %xmm10
+; SSE-NEXT:    movdqa %xmm0, %xmm11
+; SSE-NEXT:    por %xmm4, %xmm11
+; SSE-NEXT:    pxor %xmm0, %xmm4
+; SSE-NEXT:    pxor %xmm1, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm6
+; SSE-NEXT:    pxor %xmm8, %xmm7
+; SSE-NEXT:    psrad $1, %xmm7
+; SSE-NEXT:    psubd %xmm7, %xmm3
+; SSE-NEXT:    psrad $1, %xmm6
+; SSE-NEXT:    psubd %xmm6, %xmm9
+; SSE-NEXT:    psrad $1, %xmm5
+; SSE-NEXT:    psubd %xmm5, %xmm10
+; SSE-NEXT:    psrad $1, %xmm4
+; SSE-NEXT:    psubd %xmm4, %xmm11
+; SSE-NEXT:    movdqa %xmm11, %xmm0
+; SSE-NEXT:    movdqa %xmm10, %xmm1
+; SSE-NEXT:    movdqa %xmm9, %xmm2
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vorps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsrad $1, %xmm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrad $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpsubd %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpsubd %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpsubd %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpsubd %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpor %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrad $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubd %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrad $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubd %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpord %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxord %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsrad $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsubd %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %or = or <16 x i32> %a0, %a1
+  %xor = xor <16 x i32> %a1, %a0
+  %shift = ashr <16 x i32> %xor, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = sub <16 x i32> %or, %shift
+  ret <16 x i32> %res
+}
+
+define <16 x i32> @test_ext_v16i32(<16 x i32> %a0, <16 x i32> %a1) {
+; SSE2-LABEL: test_ext_v16i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pshufd {{.*#+}} xmm13 = xmm0[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm9, %xmm9
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    pcmpgtd %xmm13, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm13 = xmm13[0],xmm8[0],xmm13[1],xmm8[1]
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    pcmpgtd %xmm0, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm8[0],xmm0[1],xmm8[1]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm12 = xmm1[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    pcmpgtd %xmm12, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm12 = xmm12[0],xmm8[0],xmm12[1],xmm8[1]
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    pcmpgtd %xmm1, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm8[0],xmm1[1],xmm8[1]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm11 = xmm2[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    pcmpgtd %xmm11, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm11 = xmm11[0],xmm8[0],xmm11[1],xmm8[1]
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    pcmpgtd %xmm2, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm8[0],xmm2[1],xmm8[1]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm10 = xmm3[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    pcmpgtd %xmm10, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm10 = xmm10[0],xmm8[0],xmm10[1],xmm8[1]
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    pcmpgtd %xmm3, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm8[0],xmm3[1],xmm8[1]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm4[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm14, %xmm14
+; SSE2-NEXT:    pcmpgtd %xmm8, %xmm14
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm8 = xmm8[0],xmm14[0],xmm8[1],xmm14[1]
+; SSE2-NEXT:    paddq %xmm13, %xmm8
+; SSE2-NEXT:    pxor %xmm13, %xmm13
+; SSE2-NEXT:    pcmpgtd %xmm4, %xmm13
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm13[0],xmm4[1],xmm13[1]
+; SSE2-NEXT:    paddq %xmm4, %xmm0
+; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm5[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm13, %xmm13
+; SSE2-NEXT:    pcmpgtd %xmm4, %xmm13
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm13[0],xmm4[1],xmm13[1]
+; SSE2-NEXT:    paddq %xmm12, %xmm4
+; SSE2-NEXT:    pxor %xmm12, %xmm12
+; SSE2-NEXT:    pcmpgtd %xmm5, %xmm12
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm12[0],xmm5[1],xmm12[1]
+; SSE2-NEXT:    paddq %xmm5, %xmm1
+; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm6[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm12, %xmm12
+; SSE2-NEXT:    pcmpgtd %xmm5, %xmm12
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm12[0],xmm5[1],xmm12[1]
+; SSE2-NEXT:    paddq %xmm11, %xmm5
+; SSE2-NEXT:    pxor %xmm11, %xmm11
+; SSE2-NEXT:    pcmpgtd %xmm6, %xmm11
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm11[0],xmm6[1],xmm11[1]
+; SSE2-NEXT:    paddq %xmm6, %xmm2
+; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm7[2,3,2,3]
+; SSE2-NEXT:    pxor %xmm11, %xmm11
+; SSE2-NEXT:    pcmpgtd %xmm6, %xmm11
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm11[0],xmm6[1],xmm11[1]
+; SSE2-NEXT:    paddq %xmm10, %xmm6
+; SSE2-NEXT:    pcmpgtd %xmm7, %xmm9
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm9[0],xmm7[1],xmm9[1]
+; SSE2-NEXT:    paddq %xmm7, %xmm3
+; SSE2-NEXT:    pcmpeqd %xmm7, %xmm7
+; SSE2-NEXT:    psubq %xmm7, %xmm8
+; SSE2-NEXT:    psubq %xmm7, %xmm0
+; SSE2-NEXT:    psubq %xmm7, %xmm4
+; SSE2-NEXT:    psubq %xmm7, %xmm1
+; SSE2-NEXT:    psubq %xmm7, %xmm5
+; SSE2-NEXT:    psubq %xmm7, %xmm2
+; SSE2-NEXT:    psubq %xmm7, %xmm6
+; SSE2-NEXT:    psubq %xmm7, %xmm3
+; SSE2-NEXT:    psrlq $1, %xmm3
+; SSE2-NEXT:    psrlq $1, %xmm6
+; SSE2-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,2],xmm6[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm2
+; SSE2-NEXT:    psrlq $1, %xmm5
+; SSE2-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm5[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm1
+; SSE2-NEXT:    psrlq $1, %xmm4
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm4[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm8
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm8[0,2]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v16i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pshufd {{.*#+}} xmm8 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm8, %xmm9
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm10
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm11
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm12
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm13
+; SSE4-NEXT:    pmovsxdq %xmm2, %xmm14
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm15
+; SSE4-NEXT:    pmovsxdq %xmm3, %xmm0
+; SSE4-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm4[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm8
+; SSE4-NEXT:    paddq %xmm9, %xmm8
+; SSE4-NEXT:    pmovsxdq %xmm4, %xmm0
+; SSE4-NEXT:    paddq %xmm10, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm5[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm4
+; SSE4-NEXT:    paddq %xmm11, %xmm4
+; SSE4-NEXT:    pmovsxdq %xmm5, %xmm1
+; SSE4-NEXT:    paddq %xmm12, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm2 = xmm6[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm2, %xmm5
+; SSE4-NEXT:    paddq %xmm13, %xmm5
+; SSE4-NEXT:    pmovsxdq %xmm6, %xmm2
+; SSE4-NEXT:    paddq %xmm14, %xmm2
+; SSE4-NEXT:    pshufd {{.*#+}} xmm3 = xmm7[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm3, %xmm6
+; SSE4-NEXT:    paddq %xmm15, %xmm6
+; SSE4-NEXT:    pmovsxdq %xmm7, %xmm3
+; SSE4-NEXT:    paddq {{[-0-9]+}}(%r{{[sb]}}p), %xmm3 # 16-byte Folded Reload
+; SSE4-NEXT:    pcmpeqd %xmm7, %xmm7
+; SSE4-NEXT:    psubq %xmm7, %xmm8
+; SSE4-NEXT:    psubq %xmm7, %xmm0
+; SSE4-NEXT:    psubq %xmm7, %xmm4
+; SSE4-NEXT:    psubq %xmm7, %xmm1
+; SSE4-NEXT:    psubq %xmm7, %xmm5
+; SSE4-NEXT:    psubq %xmm7, %xmm2
+; SSE4-NEXT:    psubq %xmm7, %xmm6
+; SSE4-NEXT:    psubq %xmm7, %xmm3
+; SSE4-NEXT:    psrlq $1, %xmm3
+; SSE4-NEXT:    psrlq $1, %xmm6
+; SSE4-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,2],xmm6[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    psrlq $1, %xmm5
+; SSE4-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm5[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    psrlq $1, %xmm4
+; SSE4-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm4[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm8
+; SSE4-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm8[0,2]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpmovsxdq %xmm0, %xmm4
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm5
+; AVX1-NEXT:    vpmovsxdq %xmm5, %xmm6
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm5 = xmm5[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm5, %xmm5
+; AVX1-NEXT:    vpmovsxdq %xmm1, %xmm7
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm8
+; AVX1-NEXT:    vpmovsxdq %xmm8, %xmm9
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm1, %xmm1
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm8 = xmm8[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm8, %xmm8
+; AVX1-NEXT:    vpmovsxdq %xmm2, %xmm10
+; AVX1-NEXT:    vpaddq %xmm4, %xmm10, %xmm4
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm10
+; AVX1-NEXT:    vpmovsxdq %xmm10, %xmm11
+; AVX1-NEXT:    vpaddq %xmm6, %xmm11, %xmm6
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm2, %xmm2
+; AVX1-NEXT:    vpaddq %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm10[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm2, %xmm2
+; AVX1-NEXT:    vpaddq %xmm2, %xmm5, %xmm2
+; AVX1-NEXT:    vpmovsxdq %xmm3, %xmm5
+; AVX1-NEXT:    vpaddq %xmm5, %xmm7, %xmm5
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm7
+; AVX1-NEXT:    vpmovsxdq %xmm7, %xmm10
+; AVX1-NEXT:    vpaddq %xmm10, %xmm9, %xmm9
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm3, %xmm3
+; AVX1-NEXT:    vpaddq %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm7[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm3, %xmm3
+; AVX1-NEXT:    vpaddq %xmm3, %xmm8, %xmm3
+; AVX1-NEXT:    vpcmpeqd %xmm7, %xmm7, %xmm7
+; AVX1-NEXT:    vpsubq %xmm7, %xmm4, %xmm4
+; AVX1-NEXT:    vpsubq %xmm7, %xmm6, %xmm6
+; AVX1-NEXT:    vpsubq %xmm7, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubq %xmm7, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubq %xmm7, %xmm5, %xmm5
+; AVX1-NEXT:    vpsubq %xmm7, %xmm9, %xmm8
+; AVX1-NEXT:    vpsubq %xmm7, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubq %xmm7, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm8, %xmm7
+; AVX1-NEXT:    vpsrlq $1, %xmm5, %xmm5
+; AVX1-NEXT:    vpsrlq $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm6, %xmm6
+; AVX1-NEXT:    vpsrlq $1, %xmm4, %xmm4
+; AVX1-NEXT:    vinsertf128 $1, %xmm6, %ymm4, %ymm4
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm4[0,2],ymm0[0,2],ymm4[4,6],ymm0[4,6]
+; AVX1-NEXT:    vinsertf128 $1, %xmm7, %ymm5, %ymm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm1, %ymm1
+; AVX1-NEXT:    vshufps {{.*#+}} ymm1 = ymm2[0,2],ymm1[0,2],ymm2[4,6],ymm1[4,6]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxdq %xmm1, %ymm4
+; AVX2-NEXT:    vpmovsxdq %xmm0, %ymm5
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vpmovsxdq %xmm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vpmovsxdq %xmm1, %ymm1
+; AVX2-NEXT:    vpmovsxdq %xmm3, %ymm6
+; AVX2-NEXT:    vpaddq %ymm6, %ymm4, %ymm4
+; AVX2-NEXT:    vpmovsxdq %xmm2, %ymm6
+; AVX2-NEXT:    vpaddq %ymm6, %ymm5, %ymm5
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm2
+; AVX2-NEXT:    vpmovsxdq %xmm2, %ymm2
+; AVX2-NEXT:    vpaddq %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm2
+; AVX2-NEXT:    vpmovsxdq %xmm2, %ymm2
+; AVX2-NEXT:    vpaddq %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpcmpeqd %ymm2, %ymm2, %ymm2
+; AVX2-NEXT:    vpsubq %ymm2, %ymm4, %ymm3
+; AVX2-NEXT:    vpsubq %ymm2, %ymm5, %ymm4
+; AVX2-NEXT:    vpsubq %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubq %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm4[2,3],ymm0[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm2, %ymm2
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm4, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm2[0,2],ymm0[4,6],ymm2[4,6]
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm3[2,3],ymm1[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm2, %ymm2
+; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vshufps {{.*#+}} ymm1 = ymm1[0,2],ymm2[0,2],ymm1[4,6],ymm2[4,6]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxdq %ymm0, %zmm2
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
+; AVX512-NEXT:    vpmovsxdq %ymm0, %zmm0
+; AVX512-NEXT:    vpmovsxdq %ymm1, %zmm3
+; AVX512-NEXT:    vpaddq %zmm3, %zmm2, %zmm2
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm1
+; AVX512-NEXT:    vpmovsxdq %ymm1, %zmm1
+; AVX512-NEXT:    vpaddq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpternlogd $255, %zmm1, %zmm1, %zmm1
+; AVX512-NEXT:    vpsubq %zmm1, %zmm2, %zmm2
+; AVX512-NEXT:    vpsubq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm2, %zmm1
+; AVX512-NEXT:    vpmovqd %zmm1, %ymm1
+; AVX512-NEXT:    vpmovqd %zmm0, %ymm0
+; AVX512-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = sext <16 x i32> %a0 to <16 x i64>
+  %x1 = sext <16 x i32> %a1 to <16 x i64>
+  %sum = add <16 x i64> %x0, %x1
+  %inc = add <16 x i64> %sum, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %shift = ashr <16 x i64> %inc, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <16 x i64> %shift to <16 x i32>
+  ret <16 x i32> %res
+}
+
+define <8 x i64> @test_fixed_v8i64(<8 x i64> %a0, <8 x i64> %a1) {
+; SSE2-LABEL: test_fixed_v8i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movdqa %xmm3, %xmm8
+; SSE2-NEXT:    movdqa %xmm2, %xmm9
+; SSE2-NEXT:    movdqa %xmm1, %xmm10
+; SSE2-NEXT:    movdqa %xmm0, %xmm11
+; SSE2-NEXT:    por %xmm7, %xmm3
+; SSE2-NEXT:    por %xmm6, %xmm2
+; SSE2-NEXT:    por %xmm5, %xmm1
+; SSE2-NEXT:    por %xmm4, %xmm0
+; SSE2-NEXT:    pxor %xmm11, %xmm4
+; SSE2-NEXT:    pxor %xmm10, %xmm5
+; SSE2-NEXT:    pxor %xmm9, %xmm6
+; SSE2-NEXT:    pxor %xmm8, %xmm7
+; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm7[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm8
+; SSE2-NEXT:    psrlq $1, %xmm7
+; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm7[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm8[0],xmm7[1],xmm8[1]
+; SSE2-NEXT:    psubq %xmm7, %xmm3
+; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm6[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm7
+; SSE2-NEXT:    psrlq $1, %xmm6
+; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm6[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm7[0],xmm6[1],xmm7[1]
+; SSE2-NEXT:    psubq %xmm6, %xmm2
+; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm5[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm6
+; SSE2-NEXT:    psrlq $1, %xmm5
+; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm5[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm6[0],xmm5[1],xmm6[1]
+; SSE2-NEXT:    psubq %xmm5, %xmm1
+; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm4[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm5
+; SSE2-NEXT:    psrlq $1, %xmm4
+; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm4[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1]
+; SSE2-NEXT:    psubq %xmm4, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_fixed_v8i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm3, %xmm8
+; SSE4-NEXT:    movdqa %xmm2, %xmm9
+; SSE4-NEXT:    movdqa %xmm1, %xmm10
+; SSE4-NEXT:    movdqa %xmm0, %xmm11
+; SSE4-NEXT:    por %xmm7, %xmm3
+; SSE4-NEXT:    por %xmm6, %xmm2
+; SSE4-NEXT:    por %xmm5, %xmm1
+; SSE4-NEXT:    por %xmm4, %xmm0
+; SSE4-NEXT:    pxor %xmm11, %xmm4
+; SSE4-NEXT:    pxor %xmm10, %xmm5
+; SSE4-NEXT:    pxor %xmm9, %xmm6
+; SSE4-NEXT:    pxor %xmm8, %xmm7
+; SSE4-NEXT:    movdqa %xmm7, %xmm8
+; SSE4-NEXT:    psrad $1, %xmm8
+; SSE4-NEXT:    psrlq $1, %xmm7
+; SSE4-NEXT:    pblendw {{.*#+}} xmm7 = xmm7[0,1],xmm8[2,3],xmm7[4,5],xmm8[6,7]
+; SSE4-NEXT:    psubq %xmm7, %xmm3
+; SSE4-NEXT:    movdqa %xmm6, %xmm7
+; SSE4-NEXT:    psrad $1, %xmm7
+; SSE4-NEXT:    psrlq $1, %xmm6
+; SSE4-NEXT:    pblendw {{.*#+}} xmm6 = xmm6[0,1],xmm7[2,3],xmm6[4,5],xmm7[6,7]
+; SSE4-NEXT:    psubq %xmm6, %xmm2
+; SSE4-NEXT:    movdqa %xmm5, %xmm6
+; SSE4-NEXT:    psrad $1, %xmm6
+; SSE4-NEXT:    psrlq $1, %xmm5
+; SSE4-NEXT:    pblendw {{.*#+}} xmm5 = xmm5[0,1],xmm6[2,3],xmm5[4,5],xmm6[6,7]
+; SSE4-NEXT:    psubq %xmm5, %xmm1
+; SSE4-NEXT:    movdqa %xmm4, %xmm5
+; SSE4-NEXT:    psrad $1, %xmm5
+; SSE4-NEXT:    psrlq $1, %xmm4
+; SSE4-NEXT:    pblendw {{.*#+}} xmm4 = xmm4[0,1],xmm5[2,3],xmm4[4,5],xmm5[6,7]
+; SSE4-NEXT:    psubq %xmm4, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v8i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vorps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsrad $1, %xmm1, %xmm2
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm3
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm3[0,1],xmm2[2,3],xmm3[4,5],xmm2[6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrad $1, %xmm1, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm3[2,3],xmm1[4,5],xmm3[6,7]
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm6
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm3 = xmm6[0,1],xmm3[2,3],xmm6[4,5],xmm3[6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm6
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm6[2,3],xmm0[4,5],xmm6[6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpsubq %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpsubq %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpsubq %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpsubq %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v8i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpor %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrad $1, %ymm1, %ymm2
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm1 = ymm1[0],ymm2[1],ymm1[2],ymm2[3],ymm1[4],ymm2[5],ymm1[6],ymm2[7]
+; AVX2-NEXT:    vpsubq %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrad $1, %ymm0, %ymm2
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0],ymm2[1],ymm0[2],ymm2[3],ymm0[4],ymm2[5],ymm0[6],ymm2[7]
+; AVX2-NEXT:    vpsubq %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v8i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vporq %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxorq %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsraq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsubq %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %or = or <8 x i64> %a0, %a1
+  %xor = xor <8 x i64> %a1, %a0
+  %shift = ashr <8 x i64> %xor, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = sub <8 x i64> %or, %shift
+  ret <8 x i64> %res
+}
+
+define <8 x i64> @test_ext_v8i64(<8 x i64> %a0, <8 x i64> %a1) {
+; SSE2-LABEL: test_ext_v8i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pushq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    pushq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    pushq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    pushq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    pushq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    pushq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 56
+; SSE2-NEXT:    pushq %rax
+; SSE2-NEXT:    .cfi_def_cfa_offset 64
+; SSE2-NEXT:    .cfi_offset %rbx, -56
+; SSE2-NEXT:    .cfi_offset %r12, -48
+; SSE2-NEXT:    .cfi_offset %r13, -40
+; SSE2-NEXT:    .cfi_offset %r14, -32
+; SSE2-NEXT:    .cfi_offset %r15, -24
+; SSE2-NEXT:    .cfi_offset %rbp, -16
+; SSE2-NEXT:    movq %xmm0, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %rax
+; SSE2-NEXT:    movq %rax, (%rsp) # 8-byte Spill
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %xmm1, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %xmm2, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %xmm3, %rbx
+; SSE2-NEXT:    movq %rbx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %rbx
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rdi
+; SSE2-NEXT:    movq %rdi, %rbp
+; SSE2-NEXT:    sarq $63, %rbp
+; SSE2-NEXT:    movq %xmm4, %r8
+; SSE2-NEXT:    movq %r8, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %r8
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm4[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r11
+; SSE2-NEXT:    movq %r11, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %r11
+; SSE2-NEXT:    movq %xmm5, %r10
+; SSE2-NEXT:    movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %r10
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm5[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r15
+; SSE2-NEXT:    movq %r15, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %r15
+; SSE2-NEXT:    movq %xmm6, %r9
+; SSE2-NEXT:    movq %r9, %r14
+; SSE2-NEXT:    sarq $63, %r14
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm6[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rsi
+; SSE2-NEXT:    movq %rsi, %r13
+; SSE2-NEXT:    sarq $63, %r13
+; SSE2-NEXT:    movq %xmm7, %rdx
+; SSE2-NEXT:    movq %rdx, %r12
+; SSE2-NEXT:    sarq $63, %r12
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm7[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rax
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    addq %rax, %rdi
+; SSE2-NEXT:    adcq %rbp, %rcx
+; SSE2-NEXT:    addq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; SSE2-NEXT:    adcq %rbx, %r12
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbp # 8-byte Reload
+; SSE2-NEXT:    addq %rsi, %rbp
+; SSE2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r13 # 8-byte Folded Reload
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Reload
+; SSE2-NEXT:    addq %r9, %rbx
+; SSE2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r14 # 8-byte Folded Reload
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r9 # 8-byte Reload
+; SSE2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r9 # 8-byte Folded Reload
+; SSE2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r15 # 8-byte Folded Reload
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Reload
+; SSE2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Folded Reload
+; SSE2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Folded Reload
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Reload
+; SSE2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Folded Reload
+; SSE2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; SSE2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Folded Reload
+; SSE2-NEXT:    adcq (%rsp), %r8 # 8-byte Folded Reload
+; SSE2-NEXT:    addq $1, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    adcq $0, %r8
+; SSE2-NEXT:    addq $1, %rdx
+; SSE2-NEXT:    adcq $0, %r11
+; SSE2-NEXT:    addq $1, %rsi
+; SSE2-NEXT:    adcq $0, %r10
+; SSE2-NEXT:    addq $1, %r9
+; SSE2-NEXT:    adcq $0, %r15
+; SSE2-NEXT:    addq $1, %rbx
+; SSE2-NEXT:    adcq $0, %r14
+; SSE2-NEXT:    addq $1, %rbp
+; SSE2-NEXT:    adcq $0, %r13
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; SSE2-NEXT:    addq $1, %rax
+; SSE2-NEXT:    adcq $0, %r12
+; SSE2-NEXT:    addq $1, %rdi
+; SSE2-NEXT:    adcq $0, %rcx
+; SSE2-NEXT:    shldq $63, %rdi, %rcx
+; SSE2-NEXT:    shldq $63, %rax, %r12
+; SSE2-NEXT:    shldq $63, %rbp, %r13
+; SSE2-NEXT:    shldq $63, %rbx, %r14
+; SSE2-NEXT:    shldq $63, %r9, %r15
+; SSE2-NEXT:    shldq $63, %rsi, %r10
+; SSE2-NEXT:    shldq $63, %rdx, %r11
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; SSE2-NEXT:    shldq $63, %rax, %r8
+; SSE2-NEXT:    movq %r8, %xmm0
+; SSE2-NEXT:    movq %r11, %xmm4
+; SSE2-NEXT:    movq %r10, %xmm1
+; SSE2-NEXT:    movq %r15, %xmm5
+; SSE2-NEXT:    movq %r14, %xmm2
+; SSE2-NEXT:    movq %r13, %xmm6
+; SSE2-NEXT:    movq %r12, %xmm3
+; SSE2-NEXT:    movq %rcx, %xmm7
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm5[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm6[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm7[0]
+; SSE2-NEXT:    addq $8, %rsp
+; SSE2-NEXT:    .cfi_def_cfa_offset 56
+; SSE2-NEXT:    popq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    popq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    popq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    popq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    popq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    popq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 8
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pushq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    pushq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    pushq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    pushq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    pushq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    pushq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 56
+; SSE4-NEXT:    subq $16, %rsp
+; SSE4-NEXT:    .cfi_def_cfa_offset 72
+; SSE4-NEXT:    .cfi_offset %rbx, -56
+; SSE4-NEXT:    .cfi_offset %r12, -48
+; SSE4-NEXT:    .cfi_offset %r13, -40
+; SSE4-NEXT:    .cfi_offset %r14, -32
+; SSE4-NEXT:    .cfi_offset %r15, -24
+; SSE4-NEXT:    .cfi_offset %rbp, -16
+; SSE4-NEXT:    pextrq $1, %xmm0, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %xmm0, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %rcx, (%rsp) # 8-byte Spill
+; SSE4-NEXT:    pextrq $1, %xmm1, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %xmm1, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    pextrq $1, %xmm2, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %xmm2, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    pextrq $1, %xmm3, %r13
+; SSE4-NEXT:    movq %r13, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %r13
+; SSE4-NEXT:    movq %xmm3, %rax
+; SSE4-NEXT:    movq %rax, %rsi
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rsi
+; SSE4-NEXT:    pextrq $1, %xmm4, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %xmm4, %r11
+; SSE4-NEXT:    movq %r11, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %r11
+; SSE4-NEXT:    pextrq $1, %xmm5, %r10
+; SSE4-NEXT:    movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %r10
+; SSE4-NEXT:    movq %xmm5, %rax
+; SSE4-NEXT:    movq %rax, %r14
+; SSE4-NEXT:    sarq $63, %r14
+; SSE4-NEXT:    pextrq $1, %xmm6, %rdi
+; SSE4-NEXT:    movq %rdi, %rbx
+; SSE4-NEXT:    sarq $63, %rbx
+; SSE4-NEXT:    movq %xmm6, %rdx
+; SSE4-NEXT:    movq %rdx, %r12
+; SSE4-NEXT:    sarq $63, %r12
+; SSE4-NEXT:    pextrq $1, %xmm7, %r15
+; SSE4-NEXT:    movq %r15, %r9
+; SSE4-NEXT:    sarq $63, %r9
+; SSE4-NEXT:    movq %xmm7, %rbp
+; SSE4-NEXT:    movq %rbp, %r8
+; SSE4-NEXT:    sarq $63, %r8
+; SSE4-NEXT:    addq %rbp, %rcx
+; SSE4-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    adcq %rsi, %r8
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; SSE4-NEXT:    addq %r15, %rcx
+; SSE4-NEXT:    adcq %r13, %r9
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbp # 8-byte Reload
+; SSE4-NEXT:    addq %rdx, %rbp
+; SSE4-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r12 # 8-byte Folded Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r13 # 8-byte Reload
+; SSE4-NEXT:    addq %rdi, %r13
+; SSE4-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Folded Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r15 # 8-byte Reload
+; SSE4-NEXT:    addq %rax, %r15
+; SSE4-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r14 # 8-byte Folded Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rdi # 8-byte Reload
+; SSE4-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdi # 8-byte Folded Reload
+; SSE4-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Folded Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Reload
+; SSE4-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Folded Reload
+; SSE4-NEXT:    adcq (%rsp), %r11 # 8-byte Folded Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Reload
+; SSE4-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Folded Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; SSE4-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Folded Reload
+; SSE4-NEXT:    addq $1, %rdx
+; SSE4-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    adcq $0, %rax
+; SSE4-NEXT:    movq %rax, %rdx
+; SSE4-NEXT:    addq $1, %rsi
+; SSE4-NEXT:    adcq $0, %r11
+; SSE4-NEXT:    addq $1, %rdi
+; SSE4-NEXT:    adcq $0, %r10
+; SSE4-NEXT:    addq $1, %r15
+; SSE4-NEXT:    adcq $0, %r14
+; SSE4-NEXT:    addq $1, %r13
+; SSE4-NEXT:    adcq $0, %rbx
+; SSE4-NEXT:    addq $1, %rbp
+; SSE4-NEXT:    adcq $0, %r12
+; SSE4-NEXT:    addq $1, %rcx
+; SSE4-NEXT:    adcq $0, %r9
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; SSE4-NEXT:    addq $1, %rax
+; SSE4-NEXT:    adcq $0, %r8
+; SSE4-NEXT:    shldq $63, %rax, %r8
+; SSE4-NEXT:    shldq $63, %rcx, %r9
+; SSE4-NEXT:    shldq $63, %rbp, %r12
+; SSE4-NEXT:    shldq $63, %r13, %rbx
+; SSE4-NEXT:    shldq $63, %r15, %r14
+; SSE4-NEXT:    shldq $63, %rdi, %r10
+; SSE4-NEXT:    shldq $63, %rsi, %r11
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; SSE4-NEXT:    shldq $63, %rcx, %rdx
+; SSE4-NEXT:    movq %rdx, %xmm4
+; SSE4-NEXT:    movq %r11, %xmm0
+; SSE4-NEXT:    movq %r10, %xmm5
+; SSE4-NEXT:    movq %r14, %xmm1
+; SSE4-NEXT:    movq %rbx, %xmm6
+; SSE4-NEXT:    movq %r12, %xmm2
+; SSE4-NEXT:    movq %r9, %xmm7
+; SSE4-NEXT:    movq %r8, %xmm3
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm5[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm6[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm7[0]
+; SSE4-NEXT:    addq $16, %rsp
+; SSE4-NEXT:    .cfi_def_cfa_offset 56
+; SSE4-NEXT:    popq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    popq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    popq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    popq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    popq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    popq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 8
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    pushq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    pushq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    pushq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    pushq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    pushq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    pushq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 56
+; AVX1-NEXT:    pushq %rax
+; AVX1-NEXT:    .cfi_def_cfa_offset 64
+; AVX1-NEXT:    .cfi_offset %rbx, -56
+; AVX1-NEXT:    .cfi_offset %r12, -48
+; AVX1-NEXT:    .cfi_offset %r13, -40
+; AVX1-NEXT:    .cfi_offset %r14, -32
+; AVX1-NEXT:    .cfi_offset %r15, -24
+; AVX1-NEXT:    .cfi_offset %rbp, -16
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm4
+; AVX1-NEXT:    vpextrq $1, %xmm4, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %rax
+; AVX1-NEXT:    movq %rax, (%rsp) # 8-byte Spill
+; AVX1-NEXT:    vmovq %xmm4, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    vmovq %xmm0, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm0
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    vmovq %xmm0, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    vpextrq $1, %xmm1, %rbx
+; AVX1-NEXT:    movq %rbx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %rbx
+; AVX1-NEXT:    vmovq %xmm1, %r8
+; AVX1-NEXT:    movq %r8, %rbp
+; AVX1-NEXT:    sarq $63, %rbp
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm0
+; AVX1-NEXT:    vpextrq $1, %xmm0, %r9
+; AVX1-NEXT:    movq %r9, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %r9
+; AVX1-NEXT:    vmovq %xmm0, %r10
+; AVX1-NEXT:    movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %r10
+; AVX1-NEXT:    vpextrq $1, %xmm2, %r11
+; AVX1-NEXT:    movq %r11, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %r11
+; AVX1-NEXT:    vmovq %xmm2, %r15
+; AVX1-NEXT:    movq %r15, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %r15
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm0
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rdi
+; AVX1-NEXT:    movq %rdi, %r14
+; AVX1-NEXT:    sarq $63, %r14
+; AVX1-NEXT:    vmovq %xmm0, %rsi
+; AVX1-NEXT:    movq %rsi, %r12
+; AVX1-NEXT:    sarq $63, %r12
+; AVX1-NEXT:    vpextrq $1, %xmm3, %r13
+; AVX1-NEXT:    movq %r13, %rdx
+; AVX1-NEXT:    sarq $63, %rdx
+; AVX1-NEXT:    vmovq %xmm3, %rax
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    addq %rax, %r8
+; AVX1-NEXT:    adcq %rbp, %rcx
+; AVX1-NEXT:    addq %r13, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX1-NEXT:    adcq %rbx, %rdx
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbp # 8-byte Reload
+; AVX1-NEXT:    addq %rsi, %rbp
+; AVX1-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r12 # 8-byte Folded Reload
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r13 # 8-byte Reload
+; AVX1-NEXT:    addq %rdi, %r13
+; AVX1-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r14 # 8-byte Folded Reload
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Reload
+; AVX1-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Folded Reload
+; AVX1-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r15 # 8-byte Folded Reload
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rdi # 8-byte Reload
+; AVX1-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdi # 8-byte Folded Reload
+; AVX1-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Reload
+; AVX1-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Folded Reload
+; AVX1-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Folded Reload
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX1-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Folded Reload
+; AVX1-NEXT:    adcq (%rsp), %r9 # 8-byte Folded Reload
+; AVX1-NEXT:    addq $1, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    adcq $0, %r9
+; AVX1-NEXT:    addq $1, %rsi
+; AVX1-NEXT:    adcq $0, %r10
+; AVX1-NEXT:    addq $1, %rdi
+; AVX1-NEXT:    adcq $0, %r11
+; AVX1-NEXT:    addq $1, %rbx
+; AVX1-NEXT:    adcq $0, %r15
+; AVX1-NEXT:    addq $1, %r13
+; AVX1-NEXT:    adcq $0, %r14
+; AVX1-NEXT:    addq $1, %rbp
+; AVX1-NEXT:    adcq $0, %r12
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX1-NEXT:    addq $1, %rax
+; AVX1-NEXT:    adcq $0, %rdx
+; AVX1-NEXT:    addq $1, %r8
+; AVX1-NEXT:    adcq $0, %rcx
+; AVX1-NEXT:    shldq $63, %r8, %rcx
+; AVX1-NEXT:    shldq $63, %rax, %rdx
+; AVX1-NEXT:    shldq $63, %rbp, %r12
+; AVX1-NEXT:    shldq $63, %r13, %r14
+; AVX1-NEXT:    shldq $63, %rbx, %r15
+; AVX1-NEXT:    shldq $63, %rdi, %r11
+; AVX1-NEXT:    shldq $63, %rsi, %r10
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX1-NEXT:    shldq $63, %rax, %r9
+; AVX1-NEXT:    vmovq %r9, %xmm0
+; AVX1-NEXT:    vmovq %r10, %xmm1
+; AVX1-NEXT:    vmovq %r11, %xmm2
+; AVX1-NEXT:    vmovq %r15, %xmm3
+; AVX1-NEXT:    vmovq %r14, %xmm4
+; AVX1-NEXT:    vmovq %r12, %xmm5
+; AVX1-NEXT:    vmovq %rdx, %xmm6
+; AVX1-NEXT:    vmovq %rcx, %xmm7
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    addq $8, %rsp
+; AVX1-NEXT:    .cfi_def_cfa_offset 56
+; AVX1-NEXT:    popq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    popq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    popq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    popq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    popq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    popq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 8
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    pushq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    pushq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    pushq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    pushq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    pushq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    pushq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 56
+; AVX2-NEXT:    pushq %rax
+; AVX2-NEXT:    .cfi_def_cfa_offset 64
+; AVX2-NEXT:    .cfi_offset %rbx, -56
+; AVX2-NEXT:    .cfi_offset %r12, -48
+; AVX2-NEXT:    .cfi_offset %r13, -40
+; AVX2-NEXT:    .cfi_offset %r14, -32
+; AVX2-NEXT:    .cfi_offset %r15, -24
+; AVX2-NEXT:    .cfi_offset %rbp, -16
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm4
+; AVX2-NEXT:    vpextrq $1, %xmm4, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %rax
+; AVX2-NEXT:    movq %rax, (%rsp) # 8-byte Spill
+; AVX2-NEXT:    vmovq %xmm4, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    vmovq %xmm0, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm0
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    vmovq %xmm0, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    vpextrq $1, %xmm1, %rbx
+; AVX2-NEXT:    movq %rbx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %rbx
+; AVX2-NEXT:    vmovq %xmm1, %r8
+; AVX2-NEXT:    movq %r8, %rbp
+; AVX2-NEXT:    sarq $63, %rbp
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm0
+; AVX2-NEXT:    vpextrq $1, %xmm0, %r9
+; AVX2-NEXT:    movq %r9, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %r9
+; AVX2-NEXT:    vmovq %xmm0, %r10
+; AVX2-NEXT:    movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %r10
+; AVX2-NEXT:    vpextrq $1, %xmm2, %r11
+; AVX2-NEXT:    movq %r11, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %r11
+; AVX2-NEXT:    vmovq %xmm2, %r15
+; AVX2-NEXT:    movq %r15, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %r15
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm0
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rdi
+; AVX2-NEXT:    movq %rdi, %r14
+; AVX2-NEXT:    sarq $63, %r14
+; AVX2-NEXT:    vmovq %xmm0, %rsi
+; AVX2-NEXT:    movq %rsi, %r12
+; AVX2-NEXT:    sarq $63, %r12
+; AVX2-NEXT:    vpextrq $1, %xmm3, %r13
+; AVX2-NEXT:    movq %r13, %rdx
+; AVX2-NEXT:    sarq $63, %rdx
+; AVX2-NEXT:    vmovq %xmm3, %rax
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    addq %rax, %r8
+; AVX2-NEXT:    adcq %rbp, %rcx
+; AVX2-NEXT:    addq %r13, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX2-NEXT:    adcq %rbx, %rdx
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbp # 8-byte Reload
+; AVX2-NEXT:    addq %rsi, %rbp
+; AVX2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r12 # 8-byte Folded Reload
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r13 # 8-byte Reload
+; AVX2-NEXT:    addq %rdi, %r13
+; AVX2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r14 # 8-byte Folded Reload
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Reload
+; AVX2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Folded Reload
+; AVX2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r15 # 8-byte Folded Reload
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rdi # 8-byte Reload
+; AVX2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdi # 8-byte Folded Reload
+; AVX2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Reload
+; AVX2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Folded Reload
+; AVX2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Folded Reload
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Folded Reload
+; AVX2-NEXT:    adcq (%rsp), %r9 # 8-byte Folded Reload
+; AVX2-NEXT:    addq $1, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    adcq $0, %r9
+; AVX2-NEXT:    addq $1, %rsi
+; AVX2-NEXT:    adcq $0, %r10
+; AVX2-NEXT:    addq $1, %rdi
+; AVX2-NEXT:    adcq $0, %r11
+; AVX2-NEXT:    addq $1, %rbx
+; AVX2-NEXT:    adcq $0, %r15
+; AVX2-NEXT:    addq $1, %r13
+; AVX2-NEXT:    adcq $0, %r14
+; AVX2-NEXT:    addq $1, %rbp
+; AVX2-NEXT:    adcq $0, %r12
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX2-NEXT:    addq $1, %rax
+; AVX2-NEXT:    adcq $0, %rdx
+; AVX2-NEXT:    addq $1, %r8
+; AVX2-NEXT:    adcq $0, %rcx
+; AVX2-NEXT:    shldq $63, %r8, %rcx
+; AVX2-NEXT:    shldq $63, %rax, %rdx
+; AVX2-NEXT:    shldq $63, %rbp, %r12
+; AVX2-NEXT:    shldq $63, %r13, %r14
+; AVX2-NEXT:    shldq $63, %rbx, %r15
+; AVX2-NEXT:    shldq $63, %rdi, %r11
+; AVX2-NEXT:    shldq $63, %rsi, %r10
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX2-NEXT:    shldq $63, %rax, %r9
+; AVX2-NEXT:    vmovq %r9, %xmm0
+; AVX2-NEXT:    vmovq %r10, %xmm1
+; AVX2-NEXT:    vmovq %r11, %xmm2
+; AVX2-NEXT:    vmovq %r15, %xmm3
+; AVX2-NEXT:    vmovq %r14, %xmm4
+; AVX2-NEXT:    vmovq %r12, %xmm5
+; AVX2-NEXT:    vmovq %rdx, %xmm6
+; AVX2-NEXT:    vmovq %rcx, %xmm7
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm2, %ymm1
+; AVX2-NEXT:    addq $8, %rsp
+; AVX2-NEXT:    .cfi_def_cfa_offset 56
+; AVX2-NEXT:    popq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    popq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    popq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    popq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    popq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    popq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 8
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    pushq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    pushq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    pushq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    pushq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    pushq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    pushq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 56
+; AVX512-NEXT:    pushq %rax
+; AVX512-NEXT:    .cfi_def_cfa_offset 64
+; AVX512-NEXT:    .cfi_offset %rbx, -56
+; AVX512-NEXT:    .cfi_offset %r12, -48
+; AVX512-NEXT:    .cfi_offset %r13, -40
+; AVX512-NEXT:    .cfi_offset %r14, -32
+; AVX512-NEXT:    .cfi_offset %r15, -24
+; AVX512-NEXT:    .cfi_offset %rbp, -16
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
+; AVX512-NEXT:    vextracti128 $1, %ymm2, %xmm3
+; AVX512-NEXT:    vpextrq $1, %xmm3, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %rax
+; AVX512-NEXT:    movq %rax, (%rsp) # 8-byte Spill
+; AVX512-NEXT:    vmovq %xmm3, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    vpextrq $1, %xmm2, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    vmovq %xmm2, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX512-NEXT:    vpextrq $1, %xmm2, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    vmovq %xmm2, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rbx
+; AVX512-NEXT:    movq %rbx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %rbx
+; AVX512-NEXT:    vmovq %xmm0, %r8
+; AVX512-NEXT:    movq %r8, %r13
+; AVX512-NEXT:    sarq $63, %r13
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm0
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX512-NEXT:    vpextrq $1, %xmm2, %r9
+; AVX512-NEXT:    movq %r9, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r9
+; AVX512-NEXT:    vmovq %xmm2, %r10
+; AVX512-NEXT:    movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r10
+; AVX512-NEXT:    vpextrq $1, %xmm0, %r11
+; AVX512-NEXT:    movq %r11, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r11
+; AVX512-NEXT:    vmovq %xmm0, %r14
+; AVX512-NEXT:    movq %r14, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r14
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm0
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rdi
+; AVX512-NEXT:    movq %rdi, %r15
+; AVX512-NEXT:    sarq $63, %r15
+; AVX512-NEXT:    vmovq %xmm0, %rsi
+; AVX512-NEXT:    movq %rsi, %r12
+; AVX512-NEXT:    sarq $63, %r12
+; AVX512-NEXT:    vpextrq $1, %xmm1, %rbp
+; AVX512-NEXT:    movq %rbp, %rdx
+; AVX512-NEXT:    sarq $63, %rdx
+; AVX512-NEXT:    vmovq %xmm1, %rax
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    addq %rax, %r8
+; AVX512-NEXT:    adcq %r13, %rcx
+; AVX512-NEXT:    addq %rbp, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX512-NEXT:    adcq %rbx, %rdx
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbp # 8-byte Reload
+; AVX512-NEXT:    addq %rsi, %rbp
+; AVX512-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r12 # 8-byte Folded Reload
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r13 # 8-byte Reload
+; AVX512-NEXT:    addq %rdi, %r13
+; AVX512-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r15 # 8-byte Folded Reload
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Reload
+; AVX512-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Folded Reload
+; AVX512-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r14 # 8-byte Folded Reload
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rdi # 8-byte Reload
+; AVX512-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdi # 8-byte Folded Reload
+; AVX512-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Reload
+; AVX512-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Folded Reload
+; AVX512-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Folded Reload
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX512-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Folded Reload
+; AVX512-NEXT:    adcq (%rsp), %r9 # 8-byte Folded Reload
+; AVX512-NEXT:    addq $1, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    adcq $0, %r9
+; AVX512-NEXT:    addq $1, %rsi
+; AVX512-NEXT:    adcq $0, %r10
+; AVX512-NEXT:    addq $1, %rdi
+; AVX512-NEXT:    adcq $0, %r11
+; AVX512-NEXT:    addq $1, %rbx
+; AVX512-NEXT:    adcq $0, %r14
+; AVX512-NEXT:    addq $1, %r13
+; AVX512-NEXT:    adcq $0, %r15
+; AVX512-NEXT:    addq $1, %rbp
+; AVX512-NEXT:    adcq $0, %r12
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX512-NEXT:    addq $1, %rax
+; AVX512-NEXT:    adcq $0, %rdx
+; AVX512-NEXT:    addq $1, %r8
+; AVX512-NEXT:    adcq $0, %rcx
+; AVX512-NEXT:    shldq $63, %r8, %rcx
+; AVX512-NEXT:    shldq $63, %rax, %rdx
+; AVX512-NEXT:    shldq $63, %rbp, %r12
+; AVX512-NEXT:    shldq $63, %r13, %r15
+; AVX512-NEXT:    shldq $63, %rbx, %r14
+; AVX512-NEXT:    shldq $63, %rdi, %r11
+; AVX512-NEXT:    shldq $63, %rsi, %r10
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX512-NEXT:    shldq $63, %rax, %r9
+; AVX512-NEXT:    vmovq %r9, %xmm0
+; AVX512-NEXT:    vmovq %r10, %xmm1
+; AVX512-NEXT:    vmovq %r11, %xmm2
+; AVX512-NEXT:    vmovq %r14, %xmm3
+; AVX512-NEXT:    vmovq %r15, %xmm4
+; AVX512-NEXT:    vmovq %r12, %xmm5
+; AVX512-NEXT:    vmovq %rdx, %xmm6
+; AVX512-NEXT:    vmovq %rcx, %xmm7
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm1, %ymm2, %ymm1
+; AVX512-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; AVX512-NEXT:    addq $8, %rsp
+; AVX512-NEXT:    .cfi_def_cfa_offset 56
+; AVX512-NEXT:    popq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    popq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    popq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    popq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    popq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    popq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 8
+; AVX512-NEXT:    retq
+  %x0 = sext <8 x i64> %a0 to <8 x i128>
+  %x1 = sext <8 x i64> %a1 to <8 x i128>
+  %sum = add <8 x i128> %x0, %x1
+  %inc = add <8 x i128> %sum, <i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1>
+  %shift = ashr <8 x i128> %inc, <i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1>
+  %res = trunc <8 x i128> %shift to <8 x i64>
+  ret <8 x i64> %res
+}
+

diff  --git a/llvm/test/CodeGen/X86/avgceilu.ll b/llvm/test/CodeGen/X86/avgceilu.ll
new file mode 100644
index 00000000000000..3a74fca2377370
--- /dev/null
+++ b/llvm/test/CodeGen/X86/avgceilu.ll
@@ -0,0 +1,2219 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse2 | FileCheck %s --check-prefixes=SSE,SSE2
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse4.1 | FileCheck %s --check-prefixes=SSE,SSE4
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx | FileCheck %s --check-prefixes=AVX,AVX1
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx2 | FileCheck %s --check-prefixes=AVX,AVX2
+; RUN: llc < %s -mtriple=x86_64-- -mcpu=x86-64-v4 | FileCheck %s --check-prefixes=AVX,AVX512
+
+;
+; 128-bit vectors
+;
+
+define <16 x i8> @test_fixed_v16i8(<16 x i8> %a0, <16 x i8> %a1) {
+; SSE-LABEL: test_fixed_v16i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgb %xmm1, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v16i8:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpavgb %xmm1, %xmm0, %xmm0
+; AVX-NEXT:    retq
+  %or = or <16 x i8> %a0, %a1
+  %xor = xor <16 x i8> %a0, %a1
+  %shift = lshr <16 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = sub <16 x i8> %or, %shift
+  ret <16 x i8> %res
+}
+
+define <16 x i8> @test_ext_v16i8(<16 x i8> %a0, <16 x i8> %a1) {
+; SSE-LABEL: test_ext_v16i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgb %xmm1, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_ext_v16i8:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpavgb %xmm1, %xmm0, %xmm0
+; AVX-NEXT:    retq
+  %x0 = zext <16 x i8> %a0 to <16 x i16>
+  %x1 = zext <16 x i8> %a1 to <16 x i16>
+  %sum = add <16 x i16> %x0, %x1
+  %inc = add <16 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %shift = lshr <16 x i16> %inc, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <16 x i16> %shift to <16 x i8>
+  ret <16 x i8> %res
+}
+
+define <8 x i16> @test_fixed_v8i16(<8 x i16> %a0, <8 x i16> %a1) {
+; SSE-LABEL: test_fixed_v8i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgw %xmm1, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v8i16:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpavgw %xmm1, %xmm0, %xmm0
+; AVX-NEXT:    retq
+  %or = or <8 x i16> %a0, %a1
+  %xor = xor <8 x i16> %a1, %a0
+  %shift = lshr <8 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = sub <8 x i16> %or, %shift
+  ret <8 x i16> %res
+}
+
+define <8 x i16> @test_ext_v8i16(<8 x i16> %a0, <8 x i16> %a1) {
+; SSE-LABEL: test_ext_v8i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgw %xmm1, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_ext_v8i16:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpavgw %xmm1, %xmm0, %xmm0
+; AVX-NEXT:    retq
+  %x0 = zext <8 x i16> %a0 to <8 x i32>
+  %x1 = zext <8 x i16> %a1 to <8 x i32>
+  %sum = add <8 x i32> %x0, %x1
+  %inc = add <8 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %shift = lshr <8 x i32> %inc, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <8 x i32> %shift to <8 x i16>
+  ret <8 x i16> %res
+}
+
+define <4 x i32> @test_fixed_v4i32(<4 x i32> %a0, <4 x i32> %a1) {
+; SSE-LABEL: test_fixed_v4i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    por %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm0, %xmm1
+; SSE-NEXT:    psrld $1, %xmm1
+; SSE-NEXT:    psubd %xmm1, %xmm2
+; SSE-NEXT:    movdqa %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v4i32:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpor %xmm1, %xmm0, %xmm2
+; AVX-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX-NEXT:    vpsubd %xmm0, %xmm2, %xmm0
+; AVX-NEXT:    retq
+  %or = or <4 x i32> %a0, %a1
+  %xor = xor <4 x i32> %a1, %a0
+  %shift = lshr <4 x i32> %xor, <i32 1, i32 1, i32 1, i32 1>
+  %res = sub <4 x i32> %or, %shift
+  ret <4 x i32> %res
+}
+
+define <4 x i32> @test_ext_v4i32(<4 x i32> %a0, <4 x i32> %a1) {
+; SSE2-LABEL: test_ext_v4i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm3, %xmm3
+; SSE2-NEXT:    movdqa %xmm0, %xmm4
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1]
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm0 = xmm0[2],xmm3[2],xmm0[3],xmm3[3]
+; SSE2-NEXT:    movdqa %xmm1, %xmm2
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
+; SSE2-NEXT:    paddq %xmm4, %xmm2
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm1 = xmm1[2],xmm3[2],xmm1[3],xmm3[3]
+; SSE2-NEXT:    paddq %xmm0, %xmm1
+; SSE2-NEXT:    pcmpeqd %xmm0, %xmm0
+; SSE2-NEXT:    psubq %xmm0, %xmm2
+; SSE2-NEXT:    psubq %xmm0, %xmm1
+; SSE2-NEXT:    psrlq $1, %xmm1
+; SSE2-NEXT:    psrlq $1, %xmm2
+; SSE2-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm1[0,2]
+; SSE2-NEXT:    movaps %xmm2, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v4i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pxor %xmm3, %xmm3
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm4 = xmm0[0],zero,xmm0[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm0 = xmm0[2],xmm3[2],xmm0[3],xmm3[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm2 = xmm1[0],zero,xmm1[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm1 = xmm1[2],xmm3[2],xmm1[3],xmm3[3]
+; SSE4-NEXT:    paddq %xmm0, %xmm1
+; SSE4-NEXT:    paddq %xmm4, %xmm2
+; SSE4-NEXT:    pcmpeqd %xmm0, %xmm0
+; SSE4-NEXT:    psubq %xmm0, %xmm1
+; SSE4-NEXT:    psubq %xmm0, %xmm2
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm1[0,2]
+; SSE4-NEXT:    movaps %xmm2, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v4i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm3 = xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm2 = xmm1[2],xmm2[2],xmm1[3],xmm2[3]
+; AVX1-NEXT:    vpaddq %xmm2, %xmm3, %xmm2
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero
+; AVX1-NEXT:    vpaddq %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqd %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubq %xmm1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubq %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v4i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX2-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
+; AVX2-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v4i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX512-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX512-NEXT:    vpsubq %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovqd %ymm0, %xmm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %x0 = zext <4 x i32> %a0 to <4 x i64>
+  %x1 = zext <4 x i32> %a1 to <4 x i64>
+  %sum = add <4 x i64> %x0, %x1
+  %inc = add <4 x i64> %sum, <i64 1, i64 1, i64 1, i64 1>
+  %shift = lshr <4 x i64> %inc, <i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <4 x i64> %shift to <4 x i32>
+  ret <4 x i32> %res
+}
+
+define <2 x i64> @test_fixed_v2i64(<2 x i64> %a0, <2 x i64> %a1) {
+; SSE-LABEL: test_fixed_v2i64:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    por %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm0, %xmm1
+; SSE-NEXT:    psrlq $1, %xmm1
+; SSE-NEXT:    psubq %xmm1, %xmm2
+; SSE-NEXT:    movdqa %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v2i64:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpor %xmm1, %xmm0, %xmm2
+; AVX-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX-NEXT:    vpsubq %xmm0, %xmm2, %xmm0
+; AVX-NEXT:    retq
+  %or = or <2 x i64> %a0, %a1
+  %xor = xor <2 x i64> %a1, %a0
+  %shift = lshr <2 x i64> %xor, <i64 1, i64 1>
+  %res = sub <2 x i64> %or, %shift
+  ret <2 x i64> %res
+}
+
+define <2 x i64> @test_ext_v2i64(<2 x i64> %a0, <2 x i64> %a1) {
+; SSE2-LABEL: test_ext_v2i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm2, %rax
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm2, %rcx
+; SSE2-NEXT:    movb $1, %dl
+; SSE2-NEXT:    movb $1, %sil
+; SSE2-NEXT:    addb $-1, %sil
+; SSE2-NEXT:    leaq 1(%rax,%rcx), %rsi
+; SSE2-NEXT:    adcq %rcx, %rax
+; SSE2-NEXT:    setb %al
+; SSE2-NEXT:    addb $-1, %dl
+; SSE2-NEXT:    movq %xmm0, %rcx
+; SSE2-NEXT:    movq %xmm1, %rdx
+; SSE2-NEXT:    leaq 1(%rcx,%rdx), %rdi
+; SSE2-NEXT:    adcq %rdx, %rcx
+; SSE2-NEXT:    setb %cl
+; SSE2-NEXT:    movzbl %cl, %ecx
+; SSE2-NEXT:    movzbl %al, %eax
+; SSE2-NEXT:    shrdq $1, %rcx, %rdi
+; SSE2-NEXT:    shrdq $1, %rax, %rsi
+; SSE2-NEXT:    movq %rdi, %xmm0
+; SSE2-NEXT:    movq %rsi, %xmm1
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v2i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movq %xmm0, %rax
+; SSE4-NEXT:    movq %xmm1, %rcx
+; SSE4-NEXT:    movb $1, %dl
+; SSE4-NEXT:    movb $1, %sil
+; SSE4-NEXT:    addb $-1, %sil
+; SSE4-NEXT:    leaq 1(%rax,%rcx), %rsi
+; SSE4-NEXT:    adcq %rcx, %rax
+; SSE4-NEXT:    setb %al
+; SSE4-NEXT:    addb $-1, %dl
+; SSE4-NEXT:    pextrq $1, %xmm0, %rcx
+; SSE4-NEXT:    pextrq $1, %xmm1, %rdx
+; SSE4-NEXT:    leaq 1(%rcx,%rdx), %rdi
+; SSE4-NEXT:    adcq %rdx, %rcx
+; SSE4-NEXT:    setb %cl
+; SSE4-NEXT:    movzbl %cl, %ecx
+; SSE4-NEXT:    movzbl %al, %eax
+; SSE4-NEXT:    shrdq $1, %rcx, %rdi
+; SSE4-NEXT:    shrdq $1, %rax, %rsi
+; SSE4-NEXT:    movq %rdi, %xmm1
+; SSE4-NEXT:    movq %rsi, %xmm0
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE4-NEXT:    retq
+;
+; AVX-LABEL: test_ext_v2i64:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovq %xmm0, %rax
+; AVX-NEXT:    vmovq %xmm1, %rcx
+; AVX-NEXT:    movb $1, %dl
+; AVX-NEXT:    movb $1, %sil
+; AVX-NEXT:    addb $-1, %sil
+; AVX-NEXT:    leaq 1(%rax,%rcx), %rsi
+; AVX-NEXT:    adcq %rcx, %rax
+; AVX-NEXT:    setb %al
+; AVX-NEXT:    addb $-1, %dl
+; AVX-NEXT:    vpextrq $1, %xmm0, %rcx
+; AVX-NEXT:    vpextrq $1, %xmm1, %rdx
+; AVX-NEXT:    leaq 1(%rcx,%rdx), %rdi
+; AVX-NEXT:    adcq %rdx, %rcx
+; AVX-NEXT:    setb %cl
+; AVX-NEXT:    movzbl %cl, %ecx
+; AVX-NEXT:    movzbl %al, %eax
+; AVX-NEXT:    shrdq $1, %rcx, %rdi
+; AVX-NEXT:    shrdq $1, %rax, %rsi
+; AVX-NEXT:    vmovq %rdi, %xmm0
+; AVX-NEXT:    vmovq %rsi, %xmm1
+; AVX-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX-NEXT:    retq
+  %x0 = zext <2 x i64> %a0 to <2 x i128>
+  %x1 = zext <2 x i64> %a1 to <2 x i128>
+  %sum = add <2 x i128> %x0, %x1
+  %inc = add <2 x i128> %sum, <i128 1, i128 1>
+  %shift = lshr <2 x i128> %inc, <i128 1, i128 1>
+  %res = trunc <2 x i128> %shift to <2 x i64>
+  ret <2 x i64> %res
+}
+
+;
+; 256-bit vectors
+;
+
+define <32 x i8> @test_fixed_v32i8(<32 x i8> %a0, <32 x i8> %a1) {
+; SSE-LABEL: test_fixed_v32i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgb %xmm2, %xmm0
+; SSE-NEXT:    pavgb %xmm3, %xmm1
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v32i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm1, %ymm0, %ymm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm1
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm3 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX1-NEXT:    vpand %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpsubb %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpsubb %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v32i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpavgb %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v32i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpavgb %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    retq
+  %or = or <32 x i8> %a0, %a1
+  %xor = xor <32 x i8> %a0, %a1
+  %shift = lshr <32 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = sub <32 x i8> %or, %shift
+  ret <32 x i8> %res
+}
+
+define <32 x i8> @test_ext_v32i8(<32 x i8> %a0, <32 x i8> %a1) {
+; SSE-LABEL: test_ext_v32i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgb %xmm2, %xmm0
+; SSE-NEXT:    pavgb %xmm3, %xmm1
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v32i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
+; AVX1-NEXT:    vpavgb %xmm2, %xmm3, %xmm2
+; AVX1-NEXT:    vpavgb %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v32i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpavgb %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v32i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpavgb %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = zext <32 x i8> %a0 to <32 x i16>
+  %x1 = zext <32 x i8> %a1 to <32 x i16>
+  %sum = add <32 x i16> %x0, %x1
+  %inc = add <32 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %shift = lshr <32 x i16> %inc, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <32 x i16> %shift to <32 x i8>
+  ret <32 x i8> %res
+}
+
+define <16 x i16> @test_fixed_v16i16(<16 x i16> %a0, <16 x i16> %a1) {
+; SSE-LABEL: test_fixed_v16i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgw %xmm2, %xmm0
+; SSE-NEXT:    pavgw %xmm3, %xmm1
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpsubw %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpsubw %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpavgw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpavgw %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    retq
+  %or = or <16 x i16> %a0, %a1
+  %xor = xor <16 x i16> %a1, %a0
+  %shift = lshr <16 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = sub <16 x i16> %or, %shift
+  ret <16 x i16> %res
+}
+
+define <16 x i16> @test_ext_v16i16(<16 x i16> %a0, <16 x i16> %a1) {
+; SSE-LABEL: test_ext_v16i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgw %xmm2, %xmm0
+; SSE-NEXT:    pavgw %xmm3, %xmm1
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
+; AVX1-NEXT:    vpavgw %xmm2, %xmm3, %xmm2
+; AVX1-NEXT:    vpavgw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpavgw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpavgw %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = zext <16 x i16> %a0 to <16 x i32>
+  %x1 = zext <16 x i16> %a1 to <16 x i32>
+  %sum = add <16 x i32> %x0, %x1
+  %inc = add <16 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %shift = lshr <16 x i32> %inc, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <16 x i32> %shift to <16 x i16>
+  ret <16 x i16> %res
+}
+
+define <8 x i32> @test_fixed_v8i32(<8 x i32> %a0, <8 x i32> %a1) {
+; SSE-LABEL: test_fixed_v8i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    por %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    por %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm0, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm3
+; SSE-NEXT:    psrld $1, %xmm3
+; SSE-NEXT:    psubd %xmm3, %xmm4
+; SSE-NEXT:    psrld $1, %xmm2
+; SSE-NEXT:    psubd %xmm2, %xmm5
+; SSE-NEXT:    movdqa %xmm5, %xmm0
+; SSE-NEXT:    movdqa %xmm4, %xmm1
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v8i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpsubd %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpsubd %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v8i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubd %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v8i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsubd %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %or = or <8 x i32> %a0, %a1
+  %xor = xor <8 x i32> %a1, %a0
+  %shift = lshr <8 x i32> %xor, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = sub <8 x i32> %or, %shift
+  ret <8 x i32> %res
+}
+
+define <8 x i32> @test_ext_v8i32(<8 x i32> %a0, <8 x i32> %a1) {
+; SSE2-LABEL: test_ext_v8i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movdqa %xmm0, %xmm4
+; SSE2-NEXT:    pxor %xmm5, %xmm5
+; SSE2-NEXT:    movdqa %xmm0, %xmm6
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm5[0],xmm6[1],xmm5[1]
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm4 = xmm4[2],xmm5[2],xmm4[3],xmm5[3]
+; SSE2-NEXT:    movdqa %xmm1, %xmm7
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm5[0],xmm7[1],xmm5[1]
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm1 = xmm1[2],xmm5[2],xmm1[3],xmm5[3]
+; SSE2-NEXT:    movdqa %xmm2, %xmm0
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1]
+; SSE2-NEXT:    paddq %xmm6, %xmm0
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm2 = xmm2[2],xmm5[2],xmm2[3],xmm5[3]
+; SSE2-NEXT:    paddq %xmm4, %xmm2
+; SSE2-NEXT:    movdqa %xmm3, %xmm4
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1]
+; SSE2-NEXT:    paddq %xmm7, %xmm4
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm3 = xmm3[2],xmm5[2],xmm3[3],xmm5[3]
+; SSE2-NEXT:    paddq %xmm1, %xmm3
+; SSE2-NEXT:    pcmpeqd %xmm1, %xmm1
+; SSE2-NEXT:    psubq %xmm1, %xmm0
+; SSE2-NEXT:    psubq %xmm1, %xmm2
+; SSE2-NEXT:    psubq %xmm1, %xmm4
+; SSE2-NEXT:    psubq %xmm1, %xmm3
+; SSE2-NEXT:    psrlq $1, %xmm3
+; SSE2-NEXT:    psrlq $1, %xmm4
+; SSE2-NEXT:    shufps {{.*#+}} xmm4 = xmm4[0,2],xmm3[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm2
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm2[0,2]
+; SSE2-NEXT:    movaps %xmm4, %xmm1
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm0, %xmm4
+; SSE4-NEXT:    pxor %xmm5, %xmm5
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm6 = xmm0[0],zero,xmm0[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm4 = xmm4[2],xmm5[2],xmm4[3],xmm5[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm7 = xmm1[0],zero,xmm1[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm1 = xmm1[2],xmm5[2],xmm1[3],xmm5[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm0 = xmm2[0],zero,xmm2[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm2 = xmm2[2],xmm5[2],xmm2[3],xmm5[3]
+; SSE4-NEXT:    paddq %xmm4, %xmm2
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm4 = xmm3[0],zero,xmm3[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm3 = xmm3[2],xmm5[2],xmm3[3],xmm5[3]
+; SSE4-NEXT:    paddq %xmm1, %xmm3
+; SSE4-NEXT:    paddq %xmm6, %xmm0
+; SSE4-NEXT:    paddq %xmm7, %xmm4
+; SSE4-NEXT:    pcmpeqd %xmm1, %xmm1
+; SSE4-NEXT:    psubq %xmm1, %xmm2
+; SSE4-NEXT:    psubq %xmm1, %xmm3
+; SSE4-NEXT:    psubq %xmm1, %xmm0
+; SSE4-NEXT:    psubq %xmm1, %xmm4
+; SSE4-NEXT:    psrlq $1, %xmm3
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    psrlq $1, %xmm4
+; SSE4-NEXT:    shufps {{.*#+}} xmm4 = xmm4[0,2],xmm3[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm2[0,2]
+; SSE4-NEXT:    movaps %xmm4, %xmm1
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm3 = xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm4
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm5 = xmm4[2],xmm2[2],xmm4[3],xmm2[3]
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm4 = xmm4[0],zero,xmm4[1],zero
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm6 = xmm1[2],xmm2[2],xmm1[3],xmm2[3]
+; AVX1-NEXT:    vpaddq %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm6
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm2 = xmm6[2],xmm2[2],xmm6[3],xmm2[3]
+; AVX1-NEXT:    vpaddq %xmm2, %xmm5, %xmm2
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero
+; AVX1-NEXT:    vpaddq %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm1 = xmm6[0],zero,xmm6[1],zero
+; AVX1-NEXT:    vpaddq %xmm1, %xmm4, %xmm1
+; AVX1-NEXT:    vpcmpeqd %xmm4, %xmm4, %xmm4
+; AVX1-NEXT:    vpsubq %xmm4, %xmm3, %xmm3
+; AVX1-NEXT:    vpsubq %xmm4, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubq %xmm4, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubq %xmm4, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrlq $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm3, %ymm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm2[0,2],ymm0[4,6],ymm2[4,6]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm2 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm3 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX2-NEXT:    vpaddq %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX2-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubq %ymm1, %ymm2, %ymm2
+; AVX2-NEXT:    vpsubq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm2[2,3],ymm0[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm1[0,2],ymm0[4,6],ymm1[4,6]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm1 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero
+; AVX512-NEXT:    vpaddq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpternlogd $255, %zmm1, %zmm1, %zmm1
+; AVX512-NEXT:    vpsubq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovqd %zmm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = zext <8 x i32> %a0 to <8 x i64>
+  %x1 = zext <8 x i32> %a1 to <8 x i64>
+  %sum = add <8 x i64> %x0, %x1
+  %inc = add <8 x i64> %sum, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %shift = lshr <8 x i64> %inc, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <8 x i64> %shift to <8 x i32>
+  ret <8 x i32> %res
+}
+
+define <4 x i64> @test_fixed_v4i64(<4 x i64> %a0, <4 x i64> %a1) {
+; SSE-LABEL: test_fixed_v4i64:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    por %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    por %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm0, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm3
+; SSE-NEXT:    psrlq $1, %xmm3
+; SSE-NEXT:    psubq %xmm3, %xmm4
+; SSE-NEXT:    psrlq $1, %xmm2
+; SSE-NEXT:    psubq %xmm2, %xmm5
+; SSE-NEXT:    movdqa %xmm5, %xmm0
+; SSE-NEXT:    movdqa %xmm4, %xmm1
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v4i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpsubq %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpsubq %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v4i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubq %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v4i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpor %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsubq %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %or = or <4 x i64> %a0, %a1
+  %xor = xor <4 x i64> %a1, %a0
+  %shift = lshr <4 x i64> %xor, <i64 1, i64 1, i64 1, i64 1>
+  %res = sub <4 x i64> %or, %shift
+  ret <4 x i64> %res
+}
+
+define <4 x i64> @test_ext_v4i64(<4 x i64> %a0, <4 x i64> %a1) {
+; SSE2-LABEL: test_ext_v4i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm4, %rcx
+; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm3[2,3,2,3]
+; SSE2-NEXT:    movq %xmm4, %rdx
+; SSE2-NEXT:    movb $1, %al
+; SSE2-NEXT:    movb $1, %sil
+; SSE2-NEXT:    addb $-1, %sil
+; SSE2-NEXT:    leaq 1(%rcx,%rdx), %rsi
+; SSE2-NEXT:    adcq %rdx, %rcx
+; SSE2-NEXT:    setb %dl
+; SSE2-NEXT:    movb $1, %cl
+; SSE2-NEXT:    addb $-1, %cl
+; SSE2-NEXT:    movq %xmm1, %rdi
+; SSE2-NEXT:    movq %xmm3, %r8
+; SSE2-NEXT:    leaq 1(%rdi,%r8), %rcx
+; SSE2-NEXT:    adcq %r8, %rdi
+; SSE2-NEXT:    setb %dil
+; SSE2-NEXT:    movb $1, %r8b
+; SSE2-NEXT:    addb $-1, %r8b
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm1, %r8
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
+; SSE2-NEXT:    movq %xmm1, %r9
+; SSE2-NEXT:    leaq 1(%r8,%r9), %r10
+; SSE2-NEXT:    adcq %r9, %r8
+; SSE2-NEXT:    setb %r8b
+; SSE2-NEXT:    addb $-1, %al
+; SSE2-NEXT:    movq %xmm0, %rax
+; SSE2-NEXT:    movq %xmm2, %r9
+; SSE2-NEXT:    leaq 1(%rax,%r9), %r11
+; SSE2-NEXT:    adcq %r9, %rax
+; SSE2-NEXT:    setb %al
+; SSE2-NEXT:    movzbl %al, %eax
+; SSE2-NEXT:    movzbl %r8b, %r8d
+; SSE2-NEXT:    movzbl %dil, %edi
+; SSE2-NEXT:    movzbl %dl, %edx
+; SSE2-NEXT:    shrdq $1, %rax, %r11
+; SSE2-NEXT:    shrdq $1, %r8, %r10
+; SSE2-NEXT:    shrdq $1, %rdi, %rcx
+; SSE2-NEXT:    shrdq $1, %rdx, %rsi
+; SSE2-NEXT:    movq %r11, %xmm0
+; SSE2-NEXT:    movq %r10, %xmm1
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE2-NEXT:    movq %rcx, %xmm1
+; SSE2-NEXT:    movq %rsi, %xmm2
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v4i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movq %xmm1, %rcx
+; SSE4-NEXT:    movq %xmm3, %rdx
+; SSE4-NEXT:    movb $1, %al
+; SSE4-NEXT:    movb $1, %sil
+; SSE4-NEXT:    addb $-1, %sil
+; SSE4-NEXT:    leaq 1(%rcx,%rdx), %rsi
+; SSE4-NEXT:    adcq %rdx, %rcx
+; SSE4-NEXT:    setb %dl
+; SSE4-NEXT:    movb $1, %cl
+; SSE4-NEXT:    addb $-1, %cl
+; SSE4-NEXT:    pextrq $1, %xmm1, %rdi
+; SSE4-NEXT:    pextrq $1, %xmm3, %r8
+; SSE4-NEXT:    leaq 1(%rdi,%r8), %rcx
+; SSE4-NEXT:    adcq %r8, %rdi
+; SSE4-NEXT:    setb %dil
+; SSE4-NEXT:    movb $1, %r8b
+; SSE4-NEXT:    addb $-1, %r8b
+; SSE4-NEXT:    movq %xmm0, %r8
+; SSE4-NEXT:    movq %xmm2, %r9
+; SSE4-NEXT:    leaq 1(%r8,%r9), %r10
+; SSE4-NEXT:    adcq %r9, %r8
+; SSE4-NEXT:    setb %r8b
+; SSE4-NEXT:    addb $-1, %al
+; SSE4-NEXT:    pextrq $1, %xmm0, %rax
+; SSE4-NEXT:    pextrq $1, %xmm2, %r9
+; SSE4-NEXT:    leaq 1(%rax,%r9), %r11
+; SSE4-NEXT:    adcq %r9, %rax
+; SSE4-NEXT:    setb %al
+; SSE4-NEXT:    movzbl %al, %eax
+; SSE4-NEXT:    movzbl %r8b, %r8d
+; SSE4-NEXT:    movzbl %dil, %edi
+; SSE4-NEXT:    movzbl %dl, %edx
+; SSE4-NEXT:    shrdq $1, %rax, %r11
+; SSE4-NEXT:    shrdq $1, %r8, %r10
+; SSE4-NEXT:    shrdq $1, %rdi, %rcx
+; SSE4-NEXT:    shrdq $1, %rdx, %rsi
+; SSE4-NEXT:    movq %r11, %xmm1
+; SSE4-NEXT:    movq %r10, %xmm0
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE4-NEXT:    movq %rcx, %xmm2
+; SSE4-NEXT:    movq %rsi, %xmm1
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v4i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vmovq %xmm0, %rcx
+; AVX1-NEXT:    vmovq %xmm1, %rdx
+; AVX1-NEXT:    movb $1, %al
+; AVX1-NEXT:    movb $1, %sil
+; AVX1-NEXT:    addb $-1, %sil
+; AVX1-NEXT:    leaq 1(%rcx,%rdx), %rsi
+; AVX1-NEXT:    adcq %rdx, %rcx
+; AVX1-NEXT:    setb %dl
+; AVX1-NEXT:    movb $1, %cl
+; AVX1-NEXT:    addb $-1, %cl
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rdi
+; AVX1-NEXT:    vpextrq $1, %xmm1, %r8
+; AVX1-NEXT:    leaq 1(%rdi,%r8), %rcx
+; AVX1-NEXT:    adcq %r8, %rdi
+; AVX1-NEXT:    setb %dil
+; AVX1-NEXT:    movb $1, %r8b
+; AVX1-NEXT:    addb $-1, %r8b
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %r8
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vmovq %xmm1, %r9
+; AVX1-NEXT:    leaq 1(%r8,%r9), %r10
+; AVX1-NEXT:    adcq %r9, %r8
+; AVX1-NEXT:    setb %r8b
+; AVX1-NEXT:    addb $-1, %al
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX1-NEXT:    vpextrq $1, %xmm1, %r9
+; AVX1-NEXT:    leaq 1(%rax,%r9), %r11
+; AVX1-NEXT:    adcq %r9, %rax
+; AVX1-NEXT:    setb %al
+; AVX1-NEXT:    movzbl %al, %eax
+; AVX1-NEXT:    movzbl %r8b, %r8d
+; AVX1-NEXT:    movzbl %dil, %edi
+; AVX1-NEXT:    movzbl %dl, %edx
+; AVX1-NEXT:    shrdq $1, %rax, %r11
+; AVX1-NEXT:    shrdq $1, %r8, %r10
+; AVX1-NEXT:    shrdq $1, %rdi, %rcx
+; AVX1-NEXT:    shrdq $1, %rdx, %rsi
+; AVX1-NEXT:    vmovq %r11, %xmm0
+; AVX1-NEXT:    vmovq %r10, %xmm1
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX1-NEXT:    vmovq %rcx, %xmm1
+; AVX1-NEXT:    vmovq %rsi, %xmm2
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm2[0],xmm1[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v4i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovq %xmm0, %rcx
+; AVX2-NEXT:    vmovq %xmm1, %rdx
+; AVX2-NEXT:    movb $1, %al
+; AVX2-NEXT:    movb $1, %sil
+; AVX2-NEXT:    addb $-1, %sil
+; AVX2-NEXT:    leaq 1(%rcx,%rdx), %rsi
+; AVX2-NEXT:    adcq %rdx, %rcx
+; AVX2-NEXT:    setb %dl
+; AVX2-NEXT:    movb $1, %cl
+; AVX2-NEXT:    addb $-1, %cl
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rdi
+; AVX2-NEXT:    vpextrq $1, %xmm1, %r8
+; AVX2-NEXT:    leaq 1(%rdi,%r8), %rcx
+; AVX2-NEXT:    adcq %r8, %rdi
+; AVX2-NEXT:    setb %dil
+; AVX2-NEXT:    movb $1, %r8b
+; AVX2-NEXT:    addb $-1, %r8b
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %r8
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vmovq %xmm1, %r9
+; AVX2-NEXT:    leaq 1(%r8,%r9), %r10
+; AVX2-NEXT:    adcq %r9, %r8
+; AVX2-NEXT:    setb %r8b
+; AVX2-NEXT:    addb $-1, %al
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX2-NEXT:    vpextrq $1, %xmm1, %r9
+; AVX2-NEXT:    leaq 1(%rax,%r9), %r11
+; AVX2-NEXT:    adcq %r9, %rax
+; AVX2-NEXT:    setb %al
+; AVX2-NEXT:    movzbl %al, %eax
+; AVX2-NEXT:    movzbl %r8b, %r8d
+; AVX2-NEXT:    movzbl %dil, %edi
+; AVX2-NEXT:    movzbl %dl, %edx
+; AVX2-NEXT:    shrdq $1, %rax, %r11
+; AVX2-NEXT:    shrdq $1, %r8, %r10
+; AVX2-NEXT:    shrdq $1, %rdi, %rcx
+; AVX2-NEXT:    shrdq $1, %rdx, %rsi
+; AVX2-NEXT:    vmovq %r11, %xmm0
+; AVX2-NEXT:    vmovq %r10, %xmm1
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX2-NEXT:    vmovq %rcx, %xmm1
+; AVX2-NEXT:    vmovq %rsi, %xmm2
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm2[0],xmm1[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v4i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vmovq %xmm0, %rcx
+; AVX512-NEXT:    vmovq %xmm1, %rdx
+; AVX512-NEXT:    movb $1, %al
+; AVX512-NEXT:    movb $1, %sil
+; AVX512-NEXT:    addb $-1, %sil
+; AVX512-NEXT:    leaq 1(%rcx,%rdx), %rsi
+; AVX512-NEXT:    adcq %rdx, %rcx
+; AVX512-NEXT:    setb %dl
+; AVX512-NEXT:    movb $1, %cl
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rdi
+; AVX512-NEXT:    vpextrq $1, %xmm1, %r8
+; AVX512-NEXT:    addb $-1, %cl
+; AVX512-NEXT:    leaq 1(%rdi,%r8), %rcx
+; AVX512-NEXT:    adcq %r8, %rdi
+; AVX512-NEXT:    setb %dil
+; AVX512-NEXT:    movb $1, %r8b
+; AVX512-NEXT:    addb $-1, %r8b
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX512-NEXT:    vmovq %xmm0, %r8
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX512-NEXT:    vmovq %xmm1, %r9
+; AVX512-NEXT:    leaq 1(%r8,%r9), %r10
+; AVX512-NEXT:    adcq %r9, %r8
+; AVX512-NEXT:    setb %r8b
+; AVX512-NEXT:    addb $-1, %al
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX512-NEXT:    vpextrq $1, %xmm1, %r9
+; AVX512-NEXT:    leaq 1(%rax,%r9), %r11
+; AVX512-NEXT:    adcq %r9, %rax
+; AVX512-NEXT:    setb %al
+; AVX512-NEXT:    movzbl %al, %eax
+; AVX512-NEXT:    movzbl %r8b, %r8d
+; AVX512-NEXT:    movzbl %dil, %edi
+; AVX512-NEXT:    movzbl %dl, %edx
+; AVX512-NEXT:    shrdq $1, %rax, %r11
+; AVX512-NEXT:    shrdq $1, %r8, %r10
+; AVX512-NEXT:    shrdq $1, %rdi, %rcx
+; AVX512-NEXT:    shrdq $1, %rdx, %rsi
+; AVX512-NEXT:    vmovq %r11, %xmm0
+; AVX512-NEXT:    vmovq %r10, %xmm1
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX512-NEXT:    vmovq %rcx, %xmm1
+; AVX512-NEXT:    vmovq %rsi, %xmm2
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm2[0],xmm1[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = zext <4 x i64> %a0 to <4 x i128>
+  %x1 = zext <4 x i64> %a1 to <4 x i128>
+  %sum = add <4 x i128> %x0, %x1
+  %inc = add <4 x i128> %sum, <i128 1, i128 1, i128 1, i128 1>
+  %shift = lshr <4 x i128> %inc, <i128 1, i128 1, i128 1, i128 1>
+  %res = trunc <4 x i128> %shift to <4 x i64>
+  ret <4 x i64> %res
+}
+
+;
+; 512-bit vectors
+;
+
+define <64 x i8> @test_fixed_v64i8(<64 x i8> %a0, <64 x i8> %a1) {
+; SSE-LABEL: test_fixed_v64i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgb %xmm4, %xmm0
+; SSE-NEXT:    pavgb %xmm5, %xmm1
+; SSE-NEXT:    pavgb %xmm6, %xmm2
+; SSE-NEXT:    pavgb %xmm7, %xmm3
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v64i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vorps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm2, %ymm0, %ymm0
+; AVX1-NEXT:    vxorps %ymm3, %ymm1, %ymm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm2
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm3 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX1-NEXT:    vpand %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpand %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm6
+; AVX1-NEXT:    vpand %xmm3, %xmm6, %xmm6
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm3
+; AVX1-NEXT:    vpsubb %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpsubb %xmm6, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpsubb %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpsubb %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v64i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpavgb %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpavgb %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v64i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpavgb %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %or = or <64 x i8> %a0, %a1
+  %xor = xor <64 x i8> %a0, %a1
+  %shift = lshr <64 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = sub <64 x i8> %or, %shift
+  ret <64 x i8> %res
+}
+
+define <64 x i8> @test_ext_v64i8(<64 x i8> %a0, <64 x i8> %a1) {
+; SSE-LABEL: test_ext_v64i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgb %xmm4, %xmm0
+; SSE-NEXT:    pavgb %xmm5, %xmm1
+; SSE-NEXT:    pavgb %xmm6, %xmm2
+; SSE-NEXT:    pavgb %xmm7, %xmm3
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v64i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm4
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm5
+; AVX1-NEXT:    vpavgb %xmm4, %xmm5, %xmm4
+; AVX1-NEXT:    vpavgb %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm4, %ymm0, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm4
+; AVX1-NEXT:    vpavgb %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vpavgb %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm1, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v64i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpavgb %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpavgb %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v64i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpavgb %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = zext <64 x i8> %a0 to <64 x i16>
+  %x1 = zext <64 x i8> %a1 to <64 x i16>
+  %sum = add <64 x i16> %x0, %x1
+  %inc = add <64 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %shift = lshr <64 x i16> %inc, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <64 x i16> %shift to <64 x i8>
+  ret <64 x i8> %res
+}
+
+define <32 x i16> @test_fixed_v32i16(<32 x i16> %a0, <32 x i16> %a1) {
+; SSE-LABEL: test_fixed_v32i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgw %xmm4, %xmm0
+; SSE-NEXT:    pavgw %xmm5, %xmm1
+; SSE-NEXT:    pavgw %xmm6, %xmm2
+; SSE-NEXT:    pavgw %xmm7, %xmm3
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v32i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vorps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpsubw %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpsubw %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpsubw %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpsubw %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v32i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpavgw %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpavgw %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v32i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpavgw %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %or = or <32 x i16> %a0, %a1
+  %xor = xor <32 x i16> %a1, %a0
+  %shift = lshr <32 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = sub <32 x i16> %or, %shift
+  ret <32 x i16> %res
+}
+
+define <32 x i16> @test_ext_v32i16(<32 x i16> %a0, <32 x i16> %a1) {
+; SSE-LABEL: test_ext_v32i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    pavgw %xmm4, %xmm0
+; SSE-NEXT:    pavgw %xmm5, %xmm1
+; SSE-NEXT:    pavgw %xmm6, %xmm2
+; SSE-NEXT:    pavgw %xmm7, %xmm3
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v32i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm4
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm5
+; AVX1-NEXT:    vpavgw %xmm4, %xmm5, %xmm4
+; AVX1-NEXT:    vpavgw %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm4, %ymm0, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm4
+; AVX1-NEXT:    vpavgw %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vpavgw %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm1, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v32i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpavgw %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpavgw %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v32i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpavgw %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = zext <32 x i16> %a0 to <32 x i32>
+  %x1 = zext <32 x i16> %a1 to <32 x i32>
+  %sum = add <32 x i32> %x0, %x1
+  %inc = add <32 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %shift = lshr <32 x i32> %inc, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <32 x i32> %shift to <32 x i16>
+  ret <32 x i16> %res
+}
+
+define <16 x i32> @test_fixed_v16i32(<16 x i32> %a0, <16 x i32> %a1) {
+; SSE-LABEL: test_fixed_v16i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm8
+; SSE-NEXT:    por %xmm7, %xmm3
+; SSE-NEXT:    movdqa %xmm2, %xmm9
+; SSE-NEXT:    por %xmm6, %xmm9
+; SSE-NEXT:    movdqa %xmm1, %xmm10
+; SSE-NEXT:    por %xmm5, %xmm10
+; SSE-NEXT:    movdqa %xmm0, %xmm11
+; SSE-NEXT:    por %xmm4, %xmm11
+; SSE-NEXT:    pxor %xmm0, %xmm4
+; SSE-NEXT:    pxor %xmm1, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm6
+; SSE-NEXT:    pxor %xmm8, %xmm7
+; SSE-NEXT:    psrld $1, %xmm7
+; SSE-NEXT:    psubd %xmm7, %xmm3
+; SSE-NEXT:    psrld $1, %xmm6
+; SSE-NEXT:    psubd %xmm6, %xmm9
+; SSE-NEXT:    psrld $1, %xmm5
+; SSE-NEXT:    psubd %xmm5, %xmm10
+; SSE-NEXT:    psrld $1, %xmm4
+; SSE-NEXT:    psubd %xmm4, %xmm11
+; SSE-NEXT:    movdqa %xmm11, %xmm0
+; SSE-NEXT:    movdqa %xmm10, %xmm1
+; SSE-NEXT:    movdqa %xmm9, %xmm2
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vorps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsrld $1, %xmm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpsubd %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpsubd %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpsubd %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpsubd %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpor %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrld $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubd %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubd %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpord %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxord %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsrld $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsubd %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %or = or <16 x i32> %a0, %a1
+  %xor = xor <16 x i32> %a1, %a0
+  %shift = lshr <16 x i32> %xor, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = sub <16 x i32> %or, %shift
+  ret <16 x i32> %res
+}
+
+define <16 x i32> @test_ext_v16i32(<16 x i32> %a0, <16 x i32> %a1) {
+; SSE2-LABEL: test_ext_v16i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movdqa %xmm2, %xmm8
+; SSE2-NEXT:    movdqa %xmm1, %xmm2
+; SSE2-NEXT:    movdqa %xmm0, %xmm1
+; SSE2-NEXT:    pxor %xmm9, %xmm9
+; SSE2-NEXT:    movdqa %xmm0, %xmm10
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm10 = xmm10[0],xmm9[0],xmm10[1],xmm9[1]
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm1 = xmm1[2],xmm9[2],xmm1[3],xmm9[3]
+; SSE2-NEXT:    movdqa %xmm2, %xmm11
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm11 = xmm11[0],xmm9[0],xmm11[1],xmm9[1]
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm2 = xmm2[2],xmm9[2],xmm2[3],xmm9[3]
+; SSE2-NEXT:    movdqa %xmm8, %xmm12
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm12 = xmm12[0],xmm9[0],xmm12[1],xmm9[1]
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm8 = xmm8[2],xmm9[2],xmm8[3],xmm9[3]
+; SSE2-NEXT:    movdqa %xmm3, %xmm13
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm13 = xmm13[0],xmm9[0],xmm13[1],xmm9[1]
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm3 = xmm3[2],xmm9[2],xmm3[3],xmm9[3]
+; SSE2-NEXT:    movdqa %xmm4, %xmm0
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm9[0],xmm0[1],xmm9[1]
+; SSE2-NEXT:    paddq %xmm10, %xmm0
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm4 = xmm4[2],xmm9[2],xmm4[3],xmm9[3]
+; SSE2-NEXT:    paddq %xmm1, %xmm4
+; SSE2-NEXT:    movdqa %xmm5, %xmm1
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm9[0],xmm1[1],xmm9[1]
+; SSE2-NEXT:    paddq %xmm11, %xmm1
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm5 = xmm5[2],xmm9[2],xmm5[3],xmm9[3]
+; SSE2-NEXT:    paddq %xmm2, %xmm5
+; SSE2-NEXT:    movdqa %xmm6, %xmm2
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm9[0],xmm2[1],xmm9[1]
+; SSE2-NEXT:    paddq %xmm12, %xmm2
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm6 = xmm6[2],xmm9[2],xmm6[3],xmm9[3]
+; SSE2-NEXT:    paddq %xmm8, %xmm6
+; SSE2-NEXT:    movdqa %xmm7, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm8 = xmm8[0],xmm9[0],xmm8[1],xmm9[1]
+; SSE2-NEXT:    paddq %xmm13, %xmm8
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm7 = xmm7[2],xmm9[2],xmm7[3],xmm9[3]
+; SSE2-NEXT:    paddq %xmm3, %xmm7
+; SSE2-NEXT:    pcmpeqd %xmm3, %xmm3
+; SSE2-NEXT:    psubq %xmm3, %xmm0
+; SSE2-NEXT:    psubq %xmm3, %xmm4
+; SSE2-NEXT:    psubq %xmm3, %xmm1
+; SSE2-NEXT:    psubq %xmm3, %xmm5
+; SSE2-NEXT:    psubq %xmm3, %xmm2
+; SSE2-NEXT:    psubq %xmm3, %xmm6
+; SSE2-NEXT:    psubq %xmm3, %xmm8
+; SSE2-NEXT:    psubq %xmm3, %xmm7
+; SSE2-NEXT:    psrlq $1, %xmm7
+; SSE2-NEXT:    psrlq $1, %xmm8
+; SSE2-NEXT:    shufps {{.*#+}} xmm8 = xmm8[0,2],xmm7[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm6
+; SSE2-NEXT:    psrlq $1, %xmm2
+; SSE2-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm6[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm5
+; SSE2-NEXT:    psrlq $1, %xmm1
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm5[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm4
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm4[0,2]
+; SSE2-NEXT:    movaps %xmm8, %xmm3
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v16i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm3, %xmm8
+; SSE4-NEXT:    movdqa %xmm2, %xmm3
+; SSE4-NEXT:    movdqa %xmm1, %xmm2
+; SSE4-NEXT:    movdqa %xmm0, %xmm1
+; SSE4-NEXT:    pxor %xmm10, %xmm10
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm9 = xmm0[0],zero,xmm0[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm1 = xmm1[2],xmm10[2],xmm1[3],xmm10[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm11 = xmm2[0],zero,xmm2[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm2 = xmm2[2],xmm10[2],xmm2[3],xmm10[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm12 = xmm3[0],zero,xmm3[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm3 = xmm3[2],xmm10[2],xmm3[3],xmm10[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm13 = xmm8[0],zero,xmm8[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm8 = xmm8[2],xmm10[2],xmm8[3],xmm10[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm0 = xmm4[0],zero,xmm4[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm4 = xmm4[2],xmm10[2],xmm4[3],xmm10[3]
+; SSE4-NEXT:    paddq %xmm1, %xmm4
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm1 = xmm5[0],zero,xmm5[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm5 = xmm5[2],xmm10[2],xmm5[3],xmm10[3]
+; SSE4-NEXT:    paddq %xmm2, %xmm5
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm2 = xmm6[0],zero,xmm6[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm6 = xmm6[2],xmm10[2],xmm6[3],xmm10[3]
+; SSE4-NEXT:    paddq %xmm3, %xmm6
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm3 = xmm7[0],zero,xmm7[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm7 = xmm7[2],xmm10[2],xmm7[3],xmm10[3]
+; SSE4-NEXT:    paddq %xmm8, %xmm7
+; SSE4-NEXT:    paddq %xmm9, %xmm0
+; SSE4-NEXT:    paddq %xmm11, %xmm1
+; SSE4-NEXT:    paddq %xmm12, %xmm2
+; SSE4-NEXT:    paddq %xmm13, %xmm3
+; SSE4-NEXT:    pcmpeqd %xmm8, %xmm8
+; SSE4-NEXT:    psubq %xmm8, %xmm4
+; SSE4-NEXT:    psubq %xmm8, %xmm5
+; SSE4-NEXT:    psubq %xmm8, %xmm6
+; SSE4-NEXT:    psubq %xmm8, %xmm7
+; SSE4-NEXT:    psubq %xmm8, %xmm0
+; SSE4-NEXT:    psubq %xmm8, %xmm1
+; SSE4-NEXT:    psubq %xmm8, %xmm2
+; SSE4-NEXT:    psubq %xmm8, %xmm3
+; SSE4-NEXT:    psrlq $1, %xmm7
+; SSE4-NEXT:    psrlq $1, %xmm6
+; SSE4-NEXT:    psrlq $1, %xmm5
+; SSE4-NEXT:    psrlq $1, %xmm4
+; SSE4-NEXT:    psrlq $1, %xmm3
+; SSE4-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,2],xmm7[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm6[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm5[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm4[0,2]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm4, %xmm4, %xmm4
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm5 = xmm0[2],xmm4[2],xmm0[3],xmm4[3]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm6
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm7 = xmm6[2],xmm4[2],xmm6[3],xmm4[3]
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm8 = xmm1[2],xmm4[2],xmm1[3],xmm4[3]
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm9
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm10 = xmm9[2],xmm4[2],xmm9[3],xmm4[3]
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm6 = xmm6[0],zero,xmm6[1],zero
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm9 = xmm9[0],zero,xmm9[1],zero
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm11 = xmm2[2],xmm4[2],xmm2[3],xmm4[3]
+; AVX1-NEXT:    vpaddq %xmm5, %xmm11, %xmm5
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm11
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm12 = xmm11[2],xmm4[2],xmm11[3],xmm4[3]
+; AVX1-NEXT:    vpaddq %xmm7, %xmm12, %xmm7
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm12 = xmm3[2],xmm4[2],xmm3[3],xmm4[3]
+; AVX1-NEXT:    vpaddq %xmm12, %xmm8, %xmm8
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm12
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm4 = xmm12[2],xmm4[2],xmm12[3],xmm4[3]
+; AVX1-NEXT:    vpaddq %xmm4, %xmm10, %xmm4
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero
+; AVX1-NEXT:    vpaddq %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm2 = xmm11[0],zero,xmm11[1],zero
+; AVX1-NEXT:    vpaddq %xmm2, %xmm6, %xmm2
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm3 = xmm3[0],zero,xmm3[1],zero
+; AVX1-NEXT:    vpaddq %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm3 = xmm12[0],zero,xmm12[1],zero
+; AVX1-NEXT:    vpaddq %xmm3, %xmm9, %xmm3
+; AVX1-NEXT:    vpcmpeqd %xmm6, %xmm6, %xmm6
+; AVX1-NEXT:    vpsubq %xmm6, %xmm5, %xmm5
+; AVX1-NEXT:    vpsubq %xmm6, %xmm7, %xmm7
+; AVX1-NEXT:    vpsubq %xmm6, %xmm8, %xmm8
+; AVX1-NEXT:    vpsubq %xmm6, %xmm4, %xmm4
+; AVX1-NEXT:    vpsubq %xmm6, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubq %xmm6, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubq %xmm6, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubq %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsrlq $1, %xmm8, %xmm6
+; AVX1-NEXT:    vpsrlq $1, %xmm7, %xmm7
+; AVX1-NEXT:    vpsrlq $1, %xmm5, %xmm5
+; AVX1-NEXT:    vpsrlq $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm7, %ymm5, %ymm5
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm5[0,2],ymm0[4,6],ymm5[4,6]
+; AVX1-NEXT:    vinsertf128 $1, %xmm4, %ymm6, %ymm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm1, %ymm1
+; AVX1-NEXT:    vshufps {{.*#+}} ymm1 = ymm1[0,2],ymm2[0,2],ymm1[4,6],ymm2[4,6]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm4 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm5 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm6 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero
+; AVX2-NEXT:    vpaddq %ymm6, %ymm4, %ymm4
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm6 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
+; AVX2-NEXT:    vpaddq %ymm6, %ymm5, %ymm5
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm2
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
+; AVX2-NEXT:    vpaddq %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm2
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
+; AVX2-NEXT:    vpaddq %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpcmpeqd %ymm2, %ymm2, %ymm2
+; AVX2-NEXT:    vpsubq %ymm2, %ymm4, %ymm3
+; AVX2-NEXT:    vpsubq %ymm2, %ymm5, %ymm4
+; AVX2-NEXT:    vpsubq %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubq %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm4[2,3],ymm0[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm2, %ymm2
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm4, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm2[0,2],ymm0[4,6],ymm2[4,6]
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm3[2,3],ymm1[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm2, %ymm2
+; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vshufps {{.*#+}} ymm1 = ymm1[0,2],ymm2[0,2],ymm1[4,6],ymm2[4,6]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm2 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm3 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero
+; AVX512-NEXT:    vpaddq %zmm3, %zmm2, %zmm2
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm1
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm1 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero
+; AVX512-NEXT:    vpaddq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpternlogd $255, %zmm1, %zmm1, %zmm1
+; AVX512-NEXT:    vpsubq %zmm1, %zmm2, %zmm2
+; AVX512-NEXT:    vpsubq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm2, %zmm1
+; AVX512-NEXT:    vpmovqd %zmm1, %ymm1
+; AVX512-NEXT:    vpmovqd %zmm0, %ymm0
+; AVX512-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = zext <16 x i32> %a0 to <16 x i64>
+  %x1 = zext <16 x i32> %a1 to <16 x i64>
+  %sum = add <16 x i64> %x0, %x1
+  %inc = add <16 x i64> %sum, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %shift = lshr <16 x i64> %inc, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <16 x i64> %shift to <16 x i32>
+  ret <16 x i32> %res
+}
+
+define <8 x i64> @test_fixed_v8i64(<8 x i64> %a0, <8 x i64> %a1) {
+; SSE-LABEL: test_fixed_v8i64:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm8
+; SSE-NEXT:    por %xmm7, %xmm3
+; SSE-NEXT:    movdqa %xmm2, %xmm9
+; SSE-NEXT:    por %xmm6, %xmm9
+; SSE-NEXT:    movdqa %xmm1, %xmm10
+; SSE-NEXT:    por %xmm5, %xmm10
+; SSE-NEXT:    movdqa %xmm0, %xmm11
+; SSE-NEXT:    por %xmm4, %xmm11
+; SSE-NEXT:    pxor %xmm0, %xmm4
+; SSE-NEXT:    pxor %xmm1, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm6
+; SSE-NEXT:    pxor %xmm8, %xmm7
+; SSE-NEXT:    psrlq $1, %xmm7
+; SSE-NEXT:    psubq %xmm7, %xmm3
+; SSE-NEXT:    psrlq $1, %xmm6
+; SSE-NEXT:    psubq %xmm6, %xmm9
+; SSE-NEXT:    psrlq $1, %xmm5
+; SSE-NEXT:    psubq %xmm5, %xmm10
+; SSE-NEXT:    psrlq $1, %xmm4
+; SSE-NEXT:    psubq %xmm4, %xmm11
+; SSE-NEXT:    movdqa %xmm11, %xmm0
+; SSE-NEXT:    movdqa %xmm10, %xmm1
+; SSE-NEXT:    movdqa %xmm9, %xmm2
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v8i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vorps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vorps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpsubq %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpsubq %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpsubq %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpsubq %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v8i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpor %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpor %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubq %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubq %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v8i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vporq %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxorq %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsubq %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %or = or <8 x i64> %a0, %a1
+  %xor = xor <8 x i64> %a1, %a0
+  %shift = lshr <8 x i64> %xor, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = sub <8 x i64> %or, %shift
+  ret <8 x i64> %res
+}
+
+define <8 x i64> @test_ext_v8i64(<8 x i64> %a0, <8 x i64> %a1) {
+; SSE2-LABEL: test_ext_v8i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pushq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    pushq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    pushq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    pushq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    pushq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    pushq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 56
+; SSE2-NEXT:    .cfi_offset %rbx, -56
+; SSE2-NEXT:    .cfi_offset %r12, -48
+; SSE2-NEXT:    .cfi_offset %r13, -40
+; SSE2-NEXT:    .cfi_offset %r14, -32
+; SSE2-NEXT:    .cfi_offset %r15, -24
+; SSE2-NEXT:    .cfi_offset %rbp, -16
+; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm3[2,3,2,3]
+; SSE2-NEXT:    movq %xmm8, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm7[2,3,2,3]
+; SSE2-NEXT:    movq %xmm8, %rdx
+; SSE2-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movb $1, %al
+; SSE2-NEXT:    addb $-1, %al
+; SSE2-NEXT:    movq %rcx, %rax
+; SSE2-NEXT:    adcq %rdx, %rax
+; SSE2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE2-NEXT:    movb $1, %al
+; SSE2-NEXT:    addb $-1, %al
+; SSE2-NEXT:    movq %xmm3, %r12
+; SSE2-NEXT:    movq %xmm7, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %r12, %rax
+; SSE2-NEXT:    adcq %rcx, %rax
+; SSE2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE2-NEXT:    movb $1, %al
+; SSE2-NEXT:    addb $-1, %al
+; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm2[2,3,2,3]
+; SSE2-NEXT:    movq %xmm3, %r11
+; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm6[2,3,2,3]
+; SSE2-NEXT:    movq %xmm3, %rbx
+; SSE2-NEXT:    movq %r11, %rax
+; SSE2-NEXT:    adcq %rbx, %rax
+; SSE2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE2-NEXT:    movb $1, %al
+; SSE2-NEXT:    addb $-1, %al
+; SSE2-NEXT:    movq %xmm2, %r14
+; SSE2-NEXT:    movq %xmm6, %r15
+; SSE2-NEXT:    movq %r14, %rax
+; SSE2-NEXT:    adcq %r15, %rax
+; SSE2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE2-NEXT:    movb $1, %al
+; SSE2-NEXT:    addb $-1, %al
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm2, %r13
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm5[2,3,2,3]
+; SSE2-NEXT:    movq %xmm2, %r10
+; SSE2-NEXT:    movq %r13, %rax
+; SSE2-NEXT:    adcq %r10, %rax
+; SSE2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE2-NEXT:    movb $1, %al
+; SSE2-NEXT:    addb $-1, %al
+; SSE2-NEXT:    movq %xmm1, %r9
+; SSE2-NEXT:    movq %xmm5, %r8
+; SSE2-NEXT:    movq %r9, %rax
+; SSE2-NEXT:    adcq %r8, %rax
+; SSE2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE2-NEXT:    movb $1, %al
+; SSE2-NEXT:    addb $-1, %al
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm4[2,3,2,3]
+; SSE2-NEXT:    movq %xmm1, %rdi
+; SSE2-NEXT:    movq %xmm2, %rsi
+; SSE2-NEXT:    movq %rdi, %rdx
+; SSE2-NEXT:    adcq %rsi, %rdx
+; SSE2-NEXT:    movb $1, %dl
+; SSE2-NEXT:    setb %bpl
+; SSE2-NEXT:    addb $-1, %dl
+; SSE2-NEXT:    movq %xmm0, %rcx
+; SSE2-NEXT:    movq %xmm4, %rax
+; SSE2-NEXT:    movq %rcx, %rdx
+; SSE2-NEXT:    adcq %rax, %rdx
+; SSE2-NEXT:    leaq 1(%rcx,%rax), %rdx
+; SSE2-NEXT:    leaq 1(%rdi,%rsi), %rax
+; SSE2-NEXT:    leaq 1(%r9,%r8), %rcx
+; SSE2-NEXT:    leaq 1(%r13,%r10), %rdi
+; SSE2-NEXT:    leaq 1(%r14,%r15), %rsi
+; SSE2-NEXT:    leaq 1(%r11,%rbx), %r11
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; SSE2-NEXT:    leaq 1(%r12,%r8), %r9
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Reload
+; SSE2-NEXT:    leaq 1(%r8,%r10), %r10
+; SSE2-NEXT:    setb %r8b
+; SSE2-NEXT:    movzbl %r8b, %r8d
+; SSE2-NEXT:    shrdq $1, %r8, %rdx
+; SSE2-NEXT:    movzbl %bpl, %r8d
+; SSE2-NEXT:    shrdq $1, %r8, %rax
+; SSE2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r8d # 1-byte Folded Reload
+; SSE2-NEXT:    shrdq $1, %r8, %rcx
+; SSE2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r8d # 1-byte Folded Reload
+; SSE2-NEXT:    shrdq $1, %r8, %rdi
+; SSE2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r8d # 1-byte Folded Reload
+; SSE2-NEXT:    shrdq $1, %r8, %rsi
+; SSE2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r8d # 1-byte Folded Reload
+; SSE2-NEXT:    shrdq $1, %r8, %r11
+; SSE2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r8d # 1-byte Folded Reload
+; SSE2-NEXT:    shrdq $1, %r8, %r9
+; SSE2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r8d # 1-byte Folded Reload
+; SSE2-NEXT:    shrdq $1, %r8, %r10
+; SSE2-NEXT:    movq %rdx, %xmm0
+; SSE2-NEXT:    movq %rax, %xmm4
+; SSE2-NEXT:    movq %rcx, %xmm1
+; SSE2-NEXT:    movq %rdi, %xmm5
+; SSE2-NEXT:    movq %rsi, %xmm2
+; SSE2-NEXT:    movq %r11, %xmm6
+; SSE2-NEXT:    movq %r9, %xmm3
+; SSE2-NEXT:    movq %r10, %xmm7
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm5[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm6[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm7[0]
+; SSE2-NEXT:    popq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    popq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    popq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    popq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    popq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    popq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 8
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pushq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    pushq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    pushq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    pushq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    pushq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    pushq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 56
+; SSE4-NEXT:    .cfi_offset %rbx, -56
+; SSE4-NEXT:    .cfi_offset %r12, -48
+; SSE4-NEXT:    .cfi_offset %r13, -40
+; SSE4-NEXT:    .cfi_offset %r14, -32
+; SSE4-NEXT:    .cfi_offset %r15, -24
+; SSE4-NEXT:    .cfi_offset %rbp, -16
+; SSE4-NEXT:    movq %xmm3, %rcx
+; SSE4-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %xmm7, %rdx
+; SSE4-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movb $1, %al
+; SSE4-NEXT:    addb $-1, %al
+; SSE4-NEXT:    movq %rcx, %rax
+; SSE4-NEXT:    adcq %rdx, %rax
+; SSE4-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE4-NEXT:    movb $1, %al
+; SSE4-NEXT:    addb $-1, %al
+; SSE4-NEXT:    pextrq $1, %xmm3, %r12
+; SSE4-NEXT:    pextrq $1, %xmm7, %rbp
+; SSE4-NEXT:    movq %r12, %rax
+; SSE4-NEXT:    adcq %rbp, %rax
+; SSE4-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE4-NEXT:    movb $1, %al
+; SSE4-NEXT:    addb $-1, %al
+; SSE4-NEXT:    movq %xmm2, %r11
+; SSE4-NEXT:    movq %xmm6, %rbx
+; SSE4-NEXT:    movq %r11, %rax
+; SSE4-NEXT:    adcq %rbx, %rax
+; SSE4-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE4-NEXT:    movb $1, %al
+; SSE4-NEXT:    addb $-1, %al
+; SSE4-NEXT:    pextrq $1, %xmm2, %r14
+; SSE4-NEXT:    pextrq $1, %xmm6, %r15
+; SSE4-NEXT:    movq %r14, %rax
+; SSE4-NEXT:    adcq %r15, %rax
+; SSE4-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE4-NEXT:    movb $1, %al
+; SSE4-NEXT:    addb $-1, %al
+; SSE4-NEXT:    movq %xmm1, %r13
+; SSE4-NEXT:    movq %xmm5, %r10
+; SSE4-NEXT:    movq %r13, %rax
+; SSE4-NEXT:    adcq %r10, %rax
+; SSE4-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE4-NEXT:    movb $1, %al
+; SSE4-NEXT:    addb $-1, %al
+; SSE4-NEXT:    pextrq $1, %xmm1, %r9
+; SSE4-NEXT:    pextrq $1, %xmm5, %r8
+; SSE4-NEXT:    movq %r9, %rax
+; SSE4-NEXT:    adcq %r8, %rax
+; SSE4-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE4-NEXT:    movb $1, %al
+; SSE4-NEXT:    addb $-1, %al
+; SSE4-NEXT:    movq %xmm0, %rdi
+; SSE4-NEXT:    movq %xmm4, %rsi
+; SSE4-NEXT:    movq %rdi, %rdx
+; SSE4-NEXT:    adcq %rsi, %rdx
+; SSE4-NEXT:    movb $1, %dl
+; SSE4-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; SSE4-NEXT:    addb $-1, %dl
+; SSE4-NEXT:    pextrq $1, %xmm0, %rcx
+; SSE4-NEXT:    pextrq $1, %xmm4, %rax
+; SSE4-NEXT:    movq %rcx, %rdx
+; SSE4-NEXT:    adcq %rax, %rdx
+; SSE4-NEXT:    leaq 1(%rcx,%rax), %rdx
+; SSE4-NEXT:    leaq 1(%rdi,%rsi), %rax
+; SSE4-NEXT:    leaq 1(%r9,%r8), %rcx
+; SSE4-NEXT:    leaq 1(%r13,%r10), %rdi
+; SSE4-NEXT:    leaq 1(%r14,%r15), %rsi
+; SSE4-NEXT:    leaq 1(%r11,%rbx), %r11
+; SSE4-NEXT:    leaq 1(%r12,%rbp), %r8
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r9 # 8-byte Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Reload
+; SSE4-NEXT:    leaq 1(%r9,%r10), %r9
+; SSE4-NEXT:    setb %r10b
+; SSE4-NEXT:    movzbl %r10b, %r10d
+; SSE4-NEXT:    shrdq $1, %r10, %rdx
+; SSE4-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; SSE4-NEXT:    shrdq $1, %r10, %rax
+; SSE4-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; SSE4-NEXT:    shrdq $1, %r10, %rcx
+; SSE4-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; SSE4-NEXT:    shrdq $1, %r10, %rdi
+; SSE4-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; SSE4-NEXT:    shrdq $1, %r10, %rsi
+; SSE4-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; SSE4-NEXT:    shrdq $1, %r10, %r11
+; SSE4-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; SSE4-NEXT:    shrdq $1, %r10, %r8
+; SSE4-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; SSE4-NEXT:    shrdq $1, %r10, %r9
+; SSE4-NEXT:    movq %rdx, %xmm4
+; SSE4-NEXT:    movq %rax, %xmm0
+; SSE4-NEXT:    movq %rcx, %xmm5
+; SSE4-NEXT:    movq %rdi, %xmm1
+; SSE4-NEXT:    movq %rsi, %xmm6
+; SSE4-NEXT:    movq %r11, %xmm2
+; SSE4-NEXT:    movq %r8, %xmm7
+; SSE4-NEXT:    movq %r9, %xmm3
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm5[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm6[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm7[0]
+; SSE4-NEXT:    popq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    popq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    popq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    popq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    popq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    popq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 8
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    pushq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    pushq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    pushq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    pushq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    pushq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    pushq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 56
+; AVX1-NEXT:    .cfi_offset %rbx, -56
+; AVX1-NEXT:    .cfi_offset %r12, -48
+; AVX1-NEXT:    .cfi_offset %r13, -40
+; AVX1-NEXT:    .cfi_offset %r14, -32
+; AVX1-NEXT:    .cfi_offset %r15, -24
+; AVX1-NEXT:    .cfi_offset %rbp, -16
+; AVX1-NEXT:    vmovq %xmm1, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    vmovq %xmm3, %rdx
+; AVX1-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movb $1, %al
+; AVX1-NEXT:    addb $-1, %al
+; AVX1-NEXT:    movq %rcx, %rax
+; AVX1-NEXT:    adcq %rdx, %rax
+; AVX1-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX1-NEXT:    movb $1, %al
+; AVX1-NEXT:    addb $-1, %al
+; AVX1-NEXT:    vpextrq $1, %xmm1, %r12
+; AVX1-NEXT:    vpextrq $1, %xmm3, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %r12, %rax
+; AVX1-NEXT:    adcq %rcx, %rax
+; AVX1-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX1-NEXT:    movb $1, %al
+; AVX1-NEXT:    addb $-1, %al
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vmovq %xmm1, %r11
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm3
+; AVX1-NEXT:    vmovq %xmm3, %rbx
+; AVX1-NEXT:    movq %r11, %rax
+; AVX1-NEXT:    adcq %rbx, %rax
+; AVX1-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX1-NEXT:    movb $1, %al
+; AVX1-NEXT:    addb $-1, %al
+; AVX1-NEXT:    vpextrq $1, %xmm1, %r14
+; AVX1-NEXT:    vpextrq $1, %xmm3, %r15
+; AVX1-NEXT:    movq %r14, %rax
+; AVX1-NEXT:    adcq %r15, %rax
+; AVX1-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX1-NEXT:    movb $1, %al
+; AVX1-NEXT:    addb $-1, %al
+; AVX1-NEXT:    vmovq %xmm0, %r13
+; AVX1-NEXT:    vmovq %xmm2, %r10
+; AVX1-NEXT:    movq %r13, %rax
+; AVX1-NEXT:    adcq %r10, %rax
+; AVX1-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX1-NEXT:    movb $1, %al
+; AVX1-NEXT:    addb $-1, %al
+; AVX1-NEXT:    vpextrq $1, %xmm0, %r9
+; AVX1-NEXT:    vpextrq $1, %xmm2, %r8
+; AVX1-NEXT:    movq %r9, %rax
+; AVX1-NEXT:    adcq %r8, %rax
+; AVX1-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX1-NEXT:    movb $1, %al
+; AVX1-NEXT:    addb $-1, %al
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm1
+; AVX1-NEXT:    vmovq %xmm0, %rdi
+; AVX1-NEXT:    vmovq %xmm1, %rsi
+; AVX1-NEXT:    movq %rdi, %rcx
+; AVX1-NEXT:    adcq %rsi, %rcx
+; AVX1-NEXT:    movb $1, %cl
+; AVX1-NEXT:    setb %bpl
+; AVX1-NEXT:    addb $-1, %cl
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rdx
+; AVX1-NEXT:    vpextrq $1, %xmm1, %rax
+; AVX1-NEXT:    movq %rdx, %rcx
+; AVX1-NEXT:    adcq %rax, %rcx
+; AVX1-NEXT:    leaq 1(%rdx,%rax), %rcx
+; AVX1-NEXT:    leaq 1(%rdi,%rsi), %rax
+; AVX1-NEXT:    leaq 1(%r9,%r8), %rdx
+; AVX1-NEXT:    leaq 1(%r13,%r10), %rdi
+; AVX1-NEXT:    leaq 1(%r14,%r15), %rsi
+; AVX1-NEXT:    leaq 1(%r11,%rbx), %r11
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; AVX1-NEXT:    leaq 1(%r12,%r8), %r9
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Reload
+; AVX1-NEXT:    leaq 1(%r8,%r10), %r8
+; AVX1-NEXT:    setb %r10b
+; AVX1-NEXT:    movzbl %r10b, %r10d
+; AVX1-NEXT:    shrdq $1, %r10, %rcx
+; AVX1-NEXT:    movzbl %bpl, %r10d
+; AVX1-NEXT:    shrdq $1, %r10, %rax
+; AVX1-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX1-NEXT:    shrdq $1, %r10, %rdx
+; AVX1-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX1-NEXT:    shrdq $1, %r10, %rdi
+; AVX1-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX1-NEXT:    shrdq $1, %r10, %rsi
+; AVX1-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX1-NEXT:    shrdq $1, %r10, %r11
+; AVX1-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX1-NEXT:    shrdq $1, %r10, %r9
+; AVX1-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX1-NEXT:    shrdq $1, %r10, %r8
+; AVX1-NEXT:    vmovq %rcx, %xmm0
+; AVX1-NEXT:    vmovq %rax, %xmm1
+; AVX1-NEXT:    vmovq %rdx, %xmm2
+; AVX1-NEXT:    vmovq %rdi, %xmm3
+; AVX1-NEXT:    vmovq %rsi, %xmm4
+; AVX1-NEXT:    vmovq %r11, %xmm5
+; AVX1-NEXT:    vmovq %r9, %xmm6
+; AVX1-NEXT:    vmovq %r8, %xmm7
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    popq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    popq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    popq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    popq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    popq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    popq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 8
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    pushq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    pushq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    pushq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    pushq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    pushq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    pushq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 56
+; AVX2-NEXT:    .cfi_offset %rbx, -56
+; AVX2-NEXT:    .cfi_offset %r12, -48
+; AVX2-NEXT:    .cfi_offset %r13, -40
+; AVX2-NEXT:    .cfi_offset %r14, -32
+; AVX2-NEXT:    .cfi_offset %r15, -24
+; AVX2-NEXT:    .cfi_offset %rbp, -16
+; AVX2-NEXT:    vmovq %xmm1, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    vmovq %xmm3, %rdx
+; AVX2-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movb $1, %al
+; AVX2-NEXT:    addb $-1, %al
+; AVX2-NEXT:    movq %rcx, %rax
+; AVX2-NEXT:    adcq %rdx, %rax
+; AVX2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX2-NEXT:    movb $1, %al
+; AVX2-NEXT:    addb $-1, %al
+; AVX2-NEXT:    vpextrq $1, %xmm1, %r12
+; AVX2-NEXT:    vpextrq $1, %xmm3, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %r12, %rax
+; AVX2-NEXT:    adcq %rcx, %rax
+; AVX2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX2-NEXT:    movb $1, %al
+; AVX2-NEXT:    addb $-1, %al
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vmovq %xmm1, %r11
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm3
+; AVX2-NEXT:    vmovq %xmm3, %rbx
+; AVX2-NEXT:    movq %r11, %rax
+; AVX2-NEXT:    adcq %rbx, %rax
+; AVX2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX2-NEXT:    movb $1, %al
+; AVX2-NEXT:    addb $-1, %al
+; AVX2-NEXT:    vpextrq $1, %xmm1, %r14
+; AVX2-NEXT:    vpextrq $1, %xmm3, %r15
+; AVX2-NEXT:    movq %r14, %rax
+; AVX2-NEXT:    adcq %r15, %rax
+; AVX2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX2-NEXT:    movb $1, %al
+; AVX2-NEXT:    addb $-1, %al
+; AVX2-NEXT:    vmovq %xmm0, %r13
+; AVX2-NEXT:    vmovq %xmm2, %r10
+; AVX2-NEXT:    movq %r13, %rax
+; AVX2-NEXT:    adcq %r10, %rax
+; AVX2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX2-NEXT:    movb $1, %al
+; AVX2-NEXT:    addb $-1, %al
+; AVX2-NEXT:    vpextrq $1, %xmm0, %r9
+; AVX2-NEXT:    vpextrq $1, %xmm2, %r8
+; AVX2-NEXT:    movq %r9, %rax
+; AVX2-NEXT:    adcq %r8, %rax
+; AVX2-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX2-NEXT:    movb $1, %al
+; AVX2-NEXT:    addb $-1, %al
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm1
+; AVX2-NEXT:    vmovq %xmm0, %rdi
+; AVX2-NEXT:    vmovq %xmm1, %rsi
+; AVX2-NEXT:    movq %rdi, %rcx
+; AVX2-NEXT:    adcq %rsi, %rcx
+; AVX2-NEXT:    movb $1, %cl
+; AVX2-NEXT:    setb %bpl
+; AVX2-NEXT:    addb $-1, %cl
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rdx
+; AVX2-NEXT:    vpextrq $1, %xmm1, %rax
+; AVX2-NEXT:    movq %rdx, %rcx
+; AVX2-NEXT:    adcq %rax, %rcx
+; AVX2-NEXT:    leaq 1(%rdx,%rax), %rcx
+; AVX2-NEXT:    leaq 1(%rdi,%rsi), %rax
+; AVX2-NEXT:    leaq 1(%r9,%r8), %rdx
+; AVX2-NEXT:    leaq 1(%r13,%r10), %rdi
+; AVX2-NEXT:    leaq 1(%r14,%r15), %rsi
+; AVX2-NEXT:    leaq 1(%r11,%rbx), %r11
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; AVX2-NEXT:    leaq 1(%r12,%r8), %r9
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Reload
+; AVX2-NEXT:    leaq 1(%r8,%r10), %r8
+; AVX2-NEXT:    setb %r10b
+; AVX2-NEXT:    movzbl %r10b, %r10d
+; AVX2-NEXT:    shrdq $1, %r10, %rcx
+; AVX2-NEXT:    movzbl %bpl, %r10d
+; AVX2-NEXT:    shrdq $1, %r10, %rax
+; AVX2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX2-NEXT:    shrdq $1, %r10, %rdx
+; AVX2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX2-NEXT:    shrdq $1, %r10, %rdi
+; AVX2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX2-NEXT:    shrdq $1, %r10, %rsi
+; AVX2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX2-NEXT:    shrdq $1, %r10, %r11
+; AVX2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX2-NEXT:    shrdq $1, %r10, %r9
+; AVX2-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX2-NEXT:    shrdq $1, %r10, %r8
+; AVX2-NEXT:    vmovq %rcx, %xmm0
+; AVX2-NEXT:    vmovq %rax, %xmm1
+; AVX2-NEXT:    vmovq %rdx, %xmm2
+; AVX2-NEXT:    vmovq %rdi, %xmm3
+; AVX2-NEXT:    vmovq %rsi, %xmm4
+; AVX2-NEXT:    vmovq %r11, %xmm5
+; AVX2-NEXT:    vmovq %r9, %xmm6
+; AVX2-NEXT:    vmovq %r8, %xmm7
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm2, %ymm1
+; AVX2-NEXT:    popq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    popq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    popq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    popq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    popq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    popq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 8
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    pushq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    pushq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    pushq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    pushq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    pushq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    pushq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 56
+; AVX512-NEXT:    .cfi_offset %rbx, -56
+; AVX512-NEXT:    .cfi_offset %r12, -48
+; AVX512-NEXT:    .cfi_offset %r13, -40
+; AVX512-NEXT:    .cfi_offset %r14, -32
+; AVX512-NEXT:    .cfi_offset %r15, -24
+; AVX512-NEXT:    .cfi_offset %rbp, -16
+; AVX512-NEXT:    vmovq %xmm0, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    vmovq %xmm1, %rdx
+; AVX512-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movb $1, %al
+; AVX512-NEXT:    addb $-1, %al
+; AVX512-NEXT:    movq %rcx, %rax
+; AVX512-NEXT:    adcq %rdx, %rax
+; AVX512-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX512-NEXT:    movb $1, %al
+; AVX512-NEXT:    vpextrq $1, %xmm0, %r12
+; AVX512-NEXT:    vpextrq $1, %xmm1, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    addb $-1, %al
+; AVX512-NEXT:    movq %r12, %rax
+; AVX512-NEXT:    adcq %rcx, %rax
+; AVX512-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX512-NEXT:    movb $1, %al
+; AVX512-NEXT:    addb $-1, %al
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX512-NEXT:    vmovq %xmm2, %r11
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm3
+; AVX512-NEXT:    vmovq %xmm3, %rbx
+; AVX512-NEXT:    movq %r11, %rax
+; AVX512-NEXT:    adcq %rbx, %rax
+; AVX512-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX512-NEXT:    movb $1, %al
+; AVX512-NEXT:    addb $-1, %al
+; AVX512-NEXT:    vpextrq $1, %xmm2, %r14
+; AVX512-NEXT:    vpextrq $1, %xmm3, %r15
+; AVX512-NEXT:    movq %r14, %rax
+; AVX512-NEXT:    adcq %r15, %rax
+; AVX512-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX512-NEXT:    movb $1, %al
+; AVX512-NEXT:    addb $-1, %al
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
+; AVX512-NEXT:    vmovq %xmm0, %r13
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm1
+; AVX512-NEXT:    vmovq %xmm1, %r10
+; AVX512-NEXT:    movq %r13, %rax
+; AVX512-NEXT:    adcq %r10, %rax
+; AVX512-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX512-NEXT:    movb $1, %al
+; AVX512-NEXT:    vpextrq $1, %xmm0, %r9
+; AVX512-NEXT:    addb $-1, %al
+; AVX512-NEXT:    vpextrq $1, %xmm1, %r8
+; AVX512-NEXT:    movq %r9, %rax
+; AVX512-NEXT:    adcq %r8, %rax
+; AVX512-NEXT:    setb {{[-0-9]+}}(%r{{[sb]}}p) # 1-byte Folded Spill
+; AVX512-NEXT:    movb $1, %al
+; AVX512-NEXT:    addb $-1, %al
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX512-NEXT:    vmovq %xmm0, %rdi
+; AVX512-NEXT:    vmovq %xmm1, %rsi
+; AVX512-NEXT:    movq %rdi, %rcx
+; AVX512-NEXT:    adcq %rsi, %rcx
+; AVX512-NEXT:    movb $1, %cl
+; AVX512-NEXT:    setb %bpl
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rdx
+; AVX512-NEXT:    vpextrq $1, %xmm1, %rax
+; AVX512-NEXT:    addb $-1, %cl
+; AVX512-NEXT:    movq %rdx, %rcx
+; AVX512-NEXT:    adcq %rax, %rcx
+; AVX512-NEXT:    leaq 1(%rdx,%rax), %rcx
+; AVX512-NEXT:    leaq 1(%rdi,%rsi), %rax
+; AVX512-NEXT:    leaq 1(%r9,%r8), %rdx
+; AVX512-NEXT:    leaq 1(%r13,%r10), %rdi
+; AVX512-NEXT:    leaq 1(%r14,%r15), %rsi
+; AVX512-NEXT:    leaq 1(%r11,%rbx), %r11
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; AVX512-NEXT:    leaq 1(%r12,%r8), %r9
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Reload
+; AVX512-NEXT:    leaq 1(%r8,%r10), %r8
+; AVX512-NEXT:    setb %r10b
+; AVX512-NEXT:    movzbl %r10b, %r10d
+; AVX512-NEXT:    shrdq $1, %r10, %rcx
+; AVX512-NEXT:    movzbl %bpl, %r10d
+; AVX512-NEXT:    shrdq $1, %r10, %rax
+; AVX512-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX512-NEXT:    shrdq $1, %r10, %rdx
+; AVX512-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX512-NEXT:    shrdq $1, %r10, %rdi
+; AVX512-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX512-NEXT:    shrdq $1, %r10, %rsi
+; AVX512-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX512-NEXT:    shrdq $1, %r10, %r11
+; AVX512-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX512-NEXT:    shrdq $1, %r10, %r9
+; AVX512-NEXT:    movzbl {{[-0-9]+}}(%r{{[sb]}}p), %r10d # 1-byte Folded Reload
+; AVX512-NEXT:    shrdq $1, %r10, %r8
+; AVX512-NEXT:    vmovq %rcx, %xmm0
+; AVX512-NEXT:    vmovq %rax, %xmm1
+; AVX512-NEXT:    vmovq %rdx, %xmm2
+; AVX512-NEXT:    vmovq %rdi, %xmm3
+; AVX512-NEXT:    vmovq %rsi, %xmm4
+; AVX512-NEXT:    vmovq %r11, %xmm5
+; AVX512-NEXT:    vmovq %r9, %xmm6
+; AVX512-NEXT:    vmovq %r8, %xmm7
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm1, %ymm2, %ymm1
+; AVX512-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; AVX512-NEXT:    popq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    popq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    popq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    popq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    popq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    popq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 8
+; AVX512-NEXT:    retq
+  %x0 = zext <8 x i64> %a0 to <8 x i128>
+  %x1 = zext <8 x i64> %a1 to <8 x i128>
+  %sum = add <8 x i128> %x0, %x1
+  %inc = add <8 x i128> %sum, <i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1>
+  %shift = lshr <8 x i128> %inc, <i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1>
+  %res = trunc <8 x i128> %shift to <8 x i64>
+  ret <8 x i64> %res
+}
+

diff  --git a/llvm/test/CodeGen/X86/avgfloors.ll b/llvm/test/CodeGen/X86/avgfloors.ll
new file mode 100644
index 00000000000000..a3864ab4bb44e4
--- /dev/null
+++ b/llvm/test/CodeGen/X86/avgfloors.ll
@@ -0,0 +1,3437 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse2 | FileCheck %s --check-prefixes=SSE,SSE2
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse4.1 | FileCheck %s --check-prefixes=SSE,SSE4
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx | FileCheck %s --check-prefixes=AVX,AVX1
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx2 | FileCheck %s --check-prefixes=AVX,AVX2
+; RUN: llc < %s -mtriple=x86_64-- -mcpu=x86-64-v4 | FileCheck %s --check-prefixes=AVX,AVX512
+
+;
+; 128-bit vectors
+;
+
+define <16 x i8> @test_fixed_v16i8(<16 x i8> %a0, <16 x i8> %a1) {
+; SSE-LABEL: test_fixed_v16i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    pand %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm0
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; SSE-NEXT:    movdqa {{.*#+}} xmm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; SSE-NEXT:    pxor %xmm1, %xmm0
+; SSE-NEXT:    paddb %xmm2, %xmm0
+; SSE-NEXT:    psubb %xmm1, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX1-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX1-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpaddb %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubb %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX2-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX2-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
+; AVX2-NEXT:    vpbroadcastb {{.*#+}} xmm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX2-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vpaddb %xmm2, %xmm0, %xmm0
+; AVX2-NEXT:    vpsubb %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX512-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX512-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX512-NEXT:    vpbroadcastb {{.*#+}} xmm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX512-NEXT:    vpternlogd $108, {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to4}, %xmm1, %xmm0
+; AVX512-NEXT:    vpaddb %xmm2, %xmm0, %xmm0
+; AVX512-NEXT:    vpsubb %xmm1, %xmm0, %xmm0
+; AVX512-NEXT:    retq
+  %and = and <16 x i8> %a0, %a1
+  %xor = xor <16 x i8> %a0, %a1
+  %shift = ashr <16 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = add <16 x i8> %and, %shift
+  ret <16 x i8> %res
+}
+
+define <16 x i8> @test_ext_v16i8(<16 x i8> %a0, <16 x i8> %a1) {
+; SSE2-LABEL: test_ext_v16i8:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1],xmm2[2],xmm0[2],xmm2[3],xmm0[3],xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
+; SSE2-NEXT:    psraw $8, %xmm2
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm0[8],xmm3[9],xmm0[9],xmm3[10],xmm0[10],xmm3[11],xmm0[11],xmm3[12],xmm0[12],xmm3[13],xmm0[13],xmm3[14],xmm0[14],xmm3[15],xmm0[15]
+; SSE2-NEXT:    psraw $8, %xmm3
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
+; SSE2-NEXT:    psraw $8, %xmm0
+; SSE2-NEXT:    paddw %xmm2, %xmm0
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm1 = xmm1[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15]
+; SSE2-NEXT:    psraw $8, %xmm1
+; SSE2-NEXT:    paddw %xmm3, %xmm1
+; SSE2-NEXT:    psrlw $1, %xmm0
+; SSE2-NEXT:    psrlw $1, %xmm1
+; SSE2-NEXT:    movdqa {{.*#+}} xmm2 = [255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0]
+; SSE2-NEXT:    pand %xmm2, %xmm1
+; SSE2-NEXT:    pand %xmm2, %xmm0
+; SSE2-NEXT:    packuswb %xmm1, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v16i8:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm2, %xmm2
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm3
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm4
+; SSE4-NEXT:    paddw %xmm2, %xmm4
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm0
+; SSE4-NEXT:    paddw %xmm3, %xmm0
+; SSE4-NEXT:    psrlw $1, %xmm4
+; SSE4-NEXT:    psrlw $1, %xmm0
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm1 = [255,255,255,255,255,255,255,255]
+; SSE4-NEXT:    pand %xmm1, %xmm0
+; SSE4-NEXT:    pand %xmm1, %xmm4
+; SSE4-NEXT:    packuswb %xmm4, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm3, %xmm3
+; AVX1-NEXT:    vpaddw %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm1
+; AVX1-NEXT:    vpaddw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm2 = [255,255,255,255,255,255,255,255]
+; AVX1-NEXT:    vpand %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpackuswb %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxbw %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxbw %xmm1, %ymm1
+; AVX2-NEXT:    vpaddw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
+; AVX2-NEXT:    vpackuswb %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxbw %xmm0, %ymm0
+; AVX512-NEXT:    vpmovsxbw %xmm1, %ymm1
+; AVX512-NEXT:    vpaddw %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovwb %ymm0, %xmm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %x0 = sext <16 x i8> %a0 to <16 x i16>
+  %x1 = sext <16 x i8> %a1 to <16 x i16>
+  %sum = add <16 x i16> %x0, %x1
+  %shift = ashr <16 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <16 x i16> %shift to <16 x i8>
+  ret <16 x i8> %res
+}
+
+define <8 x i16> @test_fixed_v8i16(<8 x i16> %a0, <8 x i16> %a1) {
+; SSE-LABEL: test_fixed_v8i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    pand %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm0
+; SSE-NEXT:    psraw $1, %xmm0
+; SSE-NEXT:    paddw %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v8i16:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX-NEXT:    vpsraw $1, %xmm0, %xmm0
+; AVX-NEXT:    vpaddw %xmm0, %xmm2, %xmm0
+; AVX-NEXT:    retq
+  %and = and <8 x i16> %a0, %a1
+  %xor = xor <8 x i16> %a1, %a0
+  %shift = ashr <8 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = add <8 x i16> %and, %shift
+  ret <8 x i16> %res
+}
+
+define <8 x i16> @test_ext_v8i16(<8 x i16> %a0, <8 x i16> %a1) {
+; SSE2-LABEL: test_ext_v8i16:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm2 = xmm2[4],xmm0[4],xmm2[5],xmm0[5],xmm2[6],xmm0[6],xmm2[7],xmm0[7]
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1],xmm3[2],xmm0[2],xmm3[3],xmm0[3]
+; SSE2-NEXT:    psrad $16, %xmm3
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm4 = xmm4[4],xmm1[4],xmm4[5],xmm1[5],xmm4[6],xmm1[6],xmm4[7],xmm1[7]
+; SSE2-NEXT:    psrad $16, %xmm4
+; SSE2-NEXT:    paddd %xmm2, %xmm4
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    paddd %xmm3, %xmm0
+; SSE2-NEXT:    pslld $15, %xmm4
+; SSE2-NEXT:    psrad $16, %xmm4
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm4, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i16:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm2, %xmm2
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm3
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm4
+; SSE4-NEXT:    paddd %xmm2, %xmm4
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm0
+; SSE4-NEXT:    paddd %xmm3, %xmm0
+; SSE4-NEXT:    psrld $1, %xmm4
+; SSE4-NEXT:    psrld $1, %xmm0
+; SSE4-NEXT:    pxor %xmm1, %xmm1
+; SSE4-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3],xmm0[4],xmm1[5],xmm0[6],xmm1[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm4 = xmm4[0],xmm1[1],xmm4[2],xmm1[3],xmm4[4],xmm1[5],xmm4[6],xmm1[7]
+; SSE4-NEXT:    packusdw %xmm4, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm3, %xmm3
+; AVX1-NEXT:    vpaddd %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm1
+; AVX1-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0],xmm2[1],xmm0[2],xmm2[3],xmm0[4],xmm2[5],xmm0[6],xmm2[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm2[1],xmm1[2],xmm2[3],xmm1[4],xmm2[5],xmm1[6],xmm2[7]
+; AVX1-NEXT:    vpackusdw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxwd %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxwd %xmm1, %ymm1
+; AVX2-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,4,5,8,9,12,13,u,u,u,u,u,u,u,u,16,17,20,21,24,25,28,29,u,u,u,u,u,u,u,u]
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
+; AVX2-NEXT:    # kill: def $xmm0 killed $xmm0 killed $ymm0
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxwd %xmm0, %ymm0
+; AVX512-NEXT:    vpmovsxwd %xmm1, %ymm1
+; AVX512-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovdw %ymm0, %xmm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %x0 = sext <8 x i16> %a0 to <8 x i32>
+  %x1 = sext <8 x i16> %a1 to <8 x i32>
+  %sum = add <8 x i32> %x0, %x1
+  %shift = ashr <8 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <8 x i32> %shift to <8 x i16>
+  ret <8 x i16> %res
+}
+
+define <4 x i32> @test_fixed_v4i32(<4 x i32> %a0, <4 x i32> %a1) {
+; SSE-LABEL: test_fixed_v4i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    pand %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm0
+; SSE-NEXT:    psrad $1, %xmm0
+; SSE-NEXT:    paddd %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v4i32:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX-NEXT:    vpsrad $1, %xmm0, %xmm0
+; AVX-NEXT:    vpaddd %xmm0, %xmm2, %xmm0
+; AVX-NEXT:    retq
+  %and = and <4 x i32> %a0, %a1
+  %xor = xor <4 x i32> %a1, %a0
+  %shift = ashr <4 x i32> %xor, <i32 1, i32 1, i32 1, i32 1>
+  %res = add <4 x i32> %and, %shift
+  ret <4 x i32> %res
+}
+
+define <4 x i32> @test_ext_v4i32(<4 x i32> %a0, <4 x i32> %a1) {
+; SSE2-LABEL: test_ext_v4i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm2, %xmm2
+; SSE2-NEXT:    pxor %xmm3, %xmm3
+; SSE2-NEXT:    pcmpgtd %xmm0, %xmm3
+; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
+; SSE2-NEXT:    pxor %xmm3, %xmm3
+; SSE2-NEXT:    pcmpgtd %xmm4, %xmm3
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1]
+; SSE2-NEXT:    pxor %xmm3, %xmm3
+; SSE2-NEXT:    pcmpgtd %xmm1, %xmm3
+; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm1[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
+; SSE2-NEXT:    paddq %xmm1, %xmm0
+; SSE2-NEXT:    pcmpgtd %xmm5, %xmm2
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm2[0],xmm5[1],xmm2[1]
+; SSE2-NEXT:    paddq %xmm4, %xmm5
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm5
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm5[0,2]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v4i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm2
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm3
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm0
+; SSE4-NEXT:    paddq %xmm2, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm1
+; SSE4-NEXT:    paddq %xmm3, %xmm1
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v4i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpmovsxdq %xmm0, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm0, %xmm0
+; AVX1-NEXT:    vpmovsxdq %xmm1, %xmm3
+; AVX1-NEXT:    vpaddq %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm1, %xmm1
+; AVX1-NEXT:    vpaddq %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vshufps {{.*#+}} xmm0 = xmm1[0,2],xmm0[0,2]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v4i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxdq %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxdq %xmm1, %ymm1
+; AVX2-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
+; AVX2-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v4i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxdq %xmm0, %ymm0
+; AVX512-NEXT:    vpmovsxdq %xmm1, %ymm1
+; AVX512-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovqd %ymm0, %xmm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %x0 = sext <4 x i32> %a0 to <4 x i64>
+  %x1 = sext <4 x i32> %a1 to <4 x i64>
+  %sum = add <4 x i64> %x0, %x1
+  %shift = ashr <4 x i64> %sum, <i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <4 x i64> %shift to <4 x i32>
+  ret <4 x i32> %res
+}
+
+define <2 x i64> @test_fixed_v2i64(<2 x i64> %a0, <2 x i64> %a1) {
+; SSE2-LABEL: test_fixed_v2i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movdqa %xmm0, %xmm2
+; SSE2-NEXT:    pand %xmm1, %xmm2
+; SSE2-NEXT:    pxor %xmm0, %xmm1
+; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm1[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm3
+; SSE2-NEXT:    psrlq $1, %xmm1
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
+; SSE2-NEXT:    paddq %xmm2, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_fixed_v2i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm0, %xmm2
+; SSE4-NEXT:    pand %xmm1, %xmm2
+; SSE4-NEXT:    pxor %xmm1, %xmm0
+; SSE4-NEXT:    movdqa %xmm0, %xmm1
+; SSE4-NEXT:    psrad $1, %xmm1
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5],xmm1[6,7]
+; SSE4-NEXT:    paddq %xmm2, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v2i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX1-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5],xmm1[6,7]
+; AVX1-NEXT:    vpaddq %xmm0, %xmm2, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v2i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX2-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX2-NEXT:    vpsrad $1, %xmm0, %xmm1
+; AVX2-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX2-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2],xmm1[3]
+; AVX2-NEXT:    vpaddq %xmm0, %xmm2, %xmm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v2i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX512-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX512-NEXT:    vpsraq $1, %xmm0, %xmm0
+; AVX512-NEXT:    vpaddq %xmm0, %xmm2, %xmm0
+; AVX512-NEXT:    retq
+  %and = and <2 x i64> %a0, %a1
+  %xor = xor <2 x i64> %a1, %a0
+  %shift = ashr <2 x i64> %xor, <i64 1, i64 1>
+  %res = add <2 x i64> %and, %shift
+  ret <2 x i64> %res
+}
+
+define <2 x i64> @test_ext_v2i64(<2 x i64> %a0, <2 x i64> %a1) {
+; SSE2-LABEL: test_ext_v2i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm2, %rax
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %xmm0, %rdx
+; SSE2-NEXT:    movq %rdx, %rsi
+; SSE2-NEXT:    sarq $63, %rsi
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rdi
+; SSE2-NEXT:    movq %rdi, %r8
+; SSE2-NEXT:    sarq $63, %r8
+; SSE2-NEXT:    movq %xmm1, %r9
+; SSE2-NEXT:    movq %r9, %r10
+; SSE2-NEXT:    sarq $63, %r10
+; SSE2-NEXT:    addq %r9, %rdx
+; SSE2-NEXT:    adcq %rsi, %r10
+; SSE2-NEXT:    addq %rdi, %rax
+; SSE2-NEXT:    adcq %rcx, %r8
+; SSE2-NEXT:    shldq $63, %rax, %r8
+; SSE2-NEXT:    shldq $63, %rdx, %r10
+; SSE2-NEXT:    movq %r10, %xmm0
+; SSE2-NEXT:    movq %r8, %xmm1
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v2i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movq %xmm0, %rax
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    pextrq $1, %xmm0, %rdx
+; SSE4-NEXT:    movq %rdx, %rsi
+; SSE4-NEXT:    sarq $63, %rsi
+; SSE4-NEXT:    movq %xmm1, %rdi
+; SSE4-NEXT:    movq %rdi, %r8
+; SSE4-NEXT:    sarq $63, %r8
+; SSE4-NEXT:    pextrq $1, %xmm1, %r9
+; SSE4-NEXT:    movq %r9, %r10
+; SSE4-NEXT:    sarq $63, %r10
+; SSE4-NEXT:    addq %r9, %rdx
+; SSE4-NEXT:    adcq %rsi, %r10
+; SSE4-NEXT:    addq %rdi, %rax
+; SSE4-NEXT:    adcq %rcx, %r8
+; SSE4-NEXT:    shldq $63, %rax, %r8
+; SSE4-NEXT:    shldq $63, %rdx, %r10
+; SSE4-NEXT:    movq %r10, %xmm1
+; SSE4-NEXT:    movq %r8, %xmm0
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE4-NEXT:    retq
+;
+; AVX-LABEL: test_ext_v2i64:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vmovq %xmm0, %rax
+; AVX-NEXT:    movq %rax, %rcx
+; AVX-NEXT:    sarq $63, %rcx
+; AVX-NEXT:    vpextrq $1, %xmm0, %rdx
+; AVX-NEXT:    movq %rdx, %rsi
+; AVX-NEXT:    sarq $63, %rsi
+; AVX-NEXT:    vmovq %xmm1, %rdi
+; AVX-NEXT:    movq %rdi, %r8
+; AVX-NEXT:    sarq $63, %r8
+; AVX-NEXT:    vpextrq $1, %xmm1, %r9
+; AVX-NEXT:    movq %r9, %r10
+; AVX-NEXT:    sarq $63, %r10
+; AVX-NEXT:    addq %r9, %rdx
+; AVX-NEXT:    adcq %rsi, %r10
+; AVX-NEXT:    addq %rdi, %rax
+; AVX-NEXT:    adcq %rcx, %r8
+; AVX-NEXT:    shldq $63, %rax, %r8
+; AVX-NEXT:    shldq $63, %rdx, %r10
+; AVX-NEXT:    vmovq %r10, %xmm0
+; AVX-NEXT:    vmovq %r8, %xmm1
+; AVX-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX-NEXT:    retq
+  %x0 = sext <2 x i64> %a0 to <2 x i128>
+  %x1 = sext <2 x i64> %a1 to <2 x i128>
+  %sum = add <2 x i128> %x0, %x1
+  %shift = ashr <2 x i128> %sum, <i128 1, i128 1>
+  %res = trunc <2 x i128> %shift to <2 x i64>
+  ret <2 x i64> %res
+}
+
+;
+; 256-bit vectors
+;
+
+define <32 x i8> @test_fixed_v32i8(<32 x i8> %a0, <32 x i8> %a1) {
+; SSE-LABEL: test_fixed_v32i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    pand %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    pand %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm0
+; SSE-NEXT:    pxor %xmm3, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm1
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; SSE-NEXT:    pand %xmm2, %xmm1
+; SSE-NEXT:    movdqa {{.*#+}} xmm3 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; SSE-NEXT:    pxor %xmm3, %xmm1
+; SSE-NEXT:    paddb %xmm4, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    pand %xmm2, %xmm0
+; SSE-NEXT:    pxor %xmm3, %xmm0
+; SSE-NEXT:    paddb %xmm5, %xmm0
+; SSE-NEXT:    psubb %xmm3, %xmm0
+; SSE-NEXT:    psubb %xmm3, %xmm1
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v32i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm1, %ymm0, %ymm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm1
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm3 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX1-NEXT:    vpand %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm4 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX1-NEXT:    vpxor %xmm4, %xmm1, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm4, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpaddb %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubb %xmm4, %xmm0, %xmm0
+; AVX1-NEXT:    vpaddb %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubb %xmm4, %xmm1, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v32i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm0, %ymm0
+; AVX2-NEXT:    vpbroadcastb {{.*#+}} ymm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX2-NEXT:    vpxor %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddb %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubb %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v32i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpbroadcastb {{.*#+}} ymm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX512-NEXT:    vpternlogd $108, {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to8}, %ymm1, %ymm0
+; AVX512-NEXT:    vpaddb %ymm2, %ymm0, %ymm0
+; AVX512-NEXT:    vpsubb %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    retq
+  %and = and <32 x i8> %a0, %a1
+  %xor = xor <32 x i8> %a0, %a1
+  %shift = ashr <32 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = add <32 x i8> %and, %shift
+  ret <32 x i8> %res
+}
+
+define <32 x i8> @test_ext_v32i8(<32 x i8> %a0, <32 x i8> %a1) {
+; SSE2-LABEL: test_ext_v32i8:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm1[0],xmm4[1],xmm1[1],xmm4[2],xmm1[2],xmm4[3],xmm1[3],xmm4[4],xmm1[4],xmm4[5],xmm1[5],xmm4[6],xmm1[6],xmm4[7],xmm1[7]
+; SSE2-NEXT:    psraw $8, %xmm4
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm5 = xmm5[8],xmm1[8],xmm5[9],xmm1[9],xmm5[10],xmm1[10],xmm5[11],xmm1[11],xmm5[12],xmm1[12],xmm5[13],xmm1[13],xmm5[14],xmm1[14],xmm5[15],xmm1[15]
+; SSE2-NEXT:    psraw $8, %xmm5
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm0[0],xmm6[1],xmm0[1],xmm6[2],xmm0[2],xmm6[3],xmm0[3],xmm6[4],xmm0[4],xmm6[5],xmm0[5],xmm6[6],xmm0[6],xmm6[7],xmm0[7]
+; SSE2-NEXT:    psraw $8, %xmm6
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm7 = xmm7[8],xmm0[8],xmm7[9],xmm0[9],xmm7[10],xmm0[10],xmm7[11],xmm0[11],xmm7[12],xmm0[12],xmm7[13],xmm0[13],xmm7[14],xmm0[14],xmm7[15],xmm0[15]
+; SSE2-NEXT:    psraw $8, %xmm7
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3],xmm1[4],xmm3[4],xmm1[5],xmm3[5],xmm1[6],xmm3[6],xmm1[7],xmm3[7]
+; SSE2-NEXT:    psraw $8, %xmm1
+; SSE2-NEXT:    paddw %xmm4, %xmm1
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm3 = xmm3[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15]
+; SSE2-NEXT:    psraw $8, %xmm3
+; SSE2-NEXT:    paddw %xmm5, %xmm3
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
+; SSE2-NEXT:    psraw $8, %xmm0
+; SSE2-NEXT:    paddw %xmm6, %xmm0
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm2 = xmm2[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15]
+; SSE2-NEXT:    psraw $8, %xmm2
+; SSE2-NEXT:    paddw %xmm7, %xmm2
+; SSE2-NEXT:    psrlw $1, %xmm1
+; SSE2-NEXT:    psrlw $1, %xmm3
+; SSE2-NEXT:    psrlw $1, %xmm0
+; SSE2-NEXT:    psrlw $1, %xmm2
+; SSE2-NEXT:    movdqa {{.*#+}} xmm4 = [255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0]
+; SSE2-NEXT:    pand %xmm4, %xmm2
+; SSE2-NEXT:    pand %xmm4, %xmm0
+; SSE2-NEXT:    packuswb %xmm2, %xmm0
+; SSE2-NEXT:    pand %xmm4, %xmm3
+; SSE2-NEXT:    pand %xmm4, %xmm1
+; SSE2-NEXT:    packuswb %xmm3, %xmm1
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v32i8:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm4, %xmm5
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm6
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm7
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm8
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm4
+; SSE4-NEXT:    paddw %xmm5, %xmm4
+; SSE4-NEXT:    pmovsxbw %xmm3, %xmm1
+; SSE4-NEXT:    paddw %xmm6, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm3
+; SSE4-NEXT:    paddw %xmm7, %xmm3
+; SSE4-NEXT:    pmovsxbw %xmm2, %xmm0
+; SSE4-NEXT:    paddw %xmm8, %xmm0
+; SSE4-NEXT:    psrlw $1, %xmm4
+; SSE4-NEXT:    psrlw $1, %xmm1
+; SSE4-NEXT:    psrlw $1, %xmm3
+; SSE4-NEXT:    psrlw $1, %xmm0
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm2 = [255,255,255,255,255,255,255,255]
+; SSE4-NEXT:    pand %xmm2, %xmm0
+; SSE4-NEXT:    pand %xmm2, %xmm3
+; SSE4-NEXT:    packuswb %xmm3, %xmm0
+; SSE4-NEXT:    pand %xmm2, %xmm1
+; SSE4-NEXT:    pand %xmm2, %xmm4
+; SSE4-NEXT:    packuswb %xmm4, %xmm1
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v32i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm5 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm5, %xmm5
+; AVX1-NEXT:    vpaddw %xmm5, %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm5
+; AVX1-NEXT:    vpaddw %xmm5, %xmm3, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm5 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm5, %xmm5
+; AVX1-NEXT:    vpaddw %xmm5, %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm1
+; AVX1-NEXT:    vpaddw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm3, %xmm2
+; AVX1-NEXT:    vpsrlw $1, %xmm4, %xmm3
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm4 = [255,255,255,255,255,255,255,255]
+; AVX1-NEXT:    vpand %xmm4, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm4, %xmm3, %xmm3
+; AVX1-NEXT:    vpackuswb %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm4, %xmm2, %xmm2
+; AVX1-NEXT:    vpand %xmm4, %xmm1, %xmm1
+; AVX1-NEXT:    vpackuswb %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v32i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxbw %xmm0, %ymm2
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vpmovsxbw %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxbw %xmm1, %ymm3
+; AVX2-NEXT:    vpaddw %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vpmovsxbw %xmm1, %ymm1
+; AVX2-NEXT:    vpaddw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm2, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpbroadcastw {{.*#+}} ymm2 = [255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0]
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpand %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpackuswb %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v32i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxbw %ymm0, %zmm0
+; AVX512-NEXT:    vpmovsxbw %ymm1, %zmm1
+; AVX512-NEXT:    vpaddw %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovwb %zmm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = sext <32 x i8> %a0 to <32 x i16>
+  %x1 = sext <32 x i8> %a1 to <32 x i16>
+  %sum = add <32 x i16> %x0, %x1
+  %shift = ashr <32 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <32 x i16> %shift to <32 x i8>
+  ret <32 x i8> %res
+}
+
+define <16 x i16> @test_fixed_v16i16(<16 x i16> %a0, <16 x i16> %a1) {
+; SSE-LABEL: test_fixed_v16i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    pand %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    pand %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm0
+; SSE-NEXT:    pxor %xmm3, %xmm1
+; SSE-NEXT:    psraw $1, %xmm1
+; SSE-NEXT:    paddw %xmm4, %xmm1
+; SSE-NEXT:    psraw $1, %xmm0
+; SSE-NEXT:    paddw %xmm5, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsraw $1, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsraw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpaddw %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpaddw %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsraw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddw %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsraw $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpaddw %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %and = and <16 x i16> %a0, %a1
+  %xor = xor <16 x i16> %a1, %a0
+  %shift = ashr <16 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = add <16 x i16> %and, %shift
+  ret <16 x i16> %res
+}
+
+define <16 x i16> @test_ext_v16i16(<16 x i16> %a0, <16 x i16> %a1) {
+; SSE2-LABEL: test_ext_v16i16:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm4 = xmm4[4],xmm0[4],xmm4[5],xmm0[5],xmm4[6],xmm0[6],xmm4[7],xmm0[7]
+; SSE2-NEXT:    psrad $16, %xmm4
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm0[0],xmm5[1],xmm0[1],xmm5[2],xmm0[2],xmm5[3],xmm0[3]
+; SSE2-NEXT:    psrad $16, %xmm5
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm6 = xmm6[4],xmm1[4],xmm6[5],xmm1[5],xmm6[6],xmm1[6],xmm6[7],xmm1[7]
+; SSE2-NEXT:    psrad $16, %xmm6
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm7 = xmm7[0],xmm1[0],xmm7[1],xmm1[1],xmm7[2],xmm1[2],xmm7[3],xmm1[3]
+; SSE2-NEXT:    psrad $16, %xmm7
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm8 = xmm8[4],xmm2[4],xmm8[5],xmm2[5],xmm8[6],xmm2[6],xmm8[7],xmm2[7]
+; SSE2-NEXT:    psrad $16, %xmm8
+; SSE2-NEXT:    paddd %xmm4, %xmm8
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    paddd %xmm5, %xmm0
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm2 = xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    paddd %xmm6, %xmm2
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    paddd %xmm7, %xmm1
+; SSE2-NEXT:    pslld $15, %xmm8
+; SSE2-NEXT:    psrad $16, %xmm8
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm8, %xmm0
+; SSE2-NEXT:    pslld $15, %xmm2
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm1
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    packssdw %xmm2, %xmm1
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v16i16:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm4, %xmm5
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm6
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm7
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm8
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm4
+; SSE4-NEXT:    paddd %xmm5, %xmm4
+; SSE4-NEXT:    pmovsxwd %xmm3, %xmm1
+; SSE4-NEXT:    paddd %xmm6, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm3
+; SSE4-NEXT:    paddd %xmm7, %xmm3
+; SSE4-NEXT:    pmovsxwd %xmm2, %xmm0
+; SSE4-NEXT:    paddd %xmm8, %xmm0
+; SSE4-NEXT:    psrld $1, %xmm4
+; SSE4-NEXT:    psrld $1, %xmm1
+; SSE4-NEXT:    psrld $1, %xmm3
+; SSE4-NEXT:    psrld $1, %xmm0
+; SSE4-NEXT:    pxor %xmm2, %xmm2
+; SSE4-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0],xmm2[1],xmm0[2],xmm2[3],xmm0[4],xmm2[5],xmm0[6],xmm2[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm3 = xmm3[0],xmm2[1],xmm3[2],xmm2[3],xmm3[4],xmm2[5],xmm3[6],xmm2[7]
+; SSE4-NEXT:    packusdw %xmm3, %xmm0
+; SSE4-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0],xmm2[1],xmm1[2],xmm2[3],xmm1[4],xmm2[5],xmm1[6],xmm2[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm4 = xmm4[0],xmm2[1],xmm4[2],xmm2[3],xmm4[4],xmm2[5],xmm4[6],xmm2[7]
+; SSE4-NEXT:    packusdw %xmm4, %xmm1
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm5 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm5, %xmm5
+; AVX1-NEXT:    vpaddd %xmm5, %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm5
+; AVX1-NEXT:    vpaddd %xmm5, %xmm3, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm5 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm5, %xmm5
+; AVX1-NEXT:    vpaddd %xmm5, %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm1
+; AVX1-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm3, %xmm2
+; AVX1-NEXT:    vpsrld $1, %xmm4, %xmm3
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm4, %xmm4, %xmm4
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0],xmm4[1],xmm0[2],xmm4[3],xmm0[4],xmm4[5],xmm0[6],xmm4[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm3 = xmm3[0],xmm4[1],xmm3[2],xmm4[3],xmm3[4],xmm4[5],xmm3[6],xmm4[7]
+; AVX1-NEXT:    vpackusdw %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0],xmm4[1],xmm2[2],xmm4[3],xmm2[4],xmm4[5],xmm2[6],xmm4[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm4[1],xmm1[2],xmm4[3],xmm1[4],xmm4[5],xmm1[6],xmm4[7]
+; AVX1-NEXT:    vpackusdw %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxwd %xmm0, %ymm2
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vpmovsxwd %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxwd %xmm1, %ymm3
+; AVX2-NEXT:    vpaddd %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vpmovsxwd %xmm1, %ymm1
+; AVX2-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm2, %ymm1
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm2[1],ymm0[2],ymm2[3],ymm0[4],ymm2[5],ymm0[6],ymm2[7],ymm0[8],ymm2[9],ymm0[10],ymm2[11],ymm0[12],ymm2[13],ymm0[14],ymm2[15]
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm1 = ymm1[0],ymm2[1],ymm1[2],ymm2[3],ymm1[4],ymm2[5],ymm1[6],ymm2[7],ymm1[8],ymm2[9],ymm1[10],ymm2[11],ymm1[12],ymm2[13],ymm1[14],ymm2[15]
+; AVX2-NEXT:    vpackusdw %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxwd %ymm0, %zmm0
+; AVX512-NEXT:    vpmovsxwd %ymm1, %zmm1
+; AVX512-NEXT:    vpaddd %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrld $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovdw %zmm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = sext <16 x i16> %a0 to <16 x i32>
+  %x1 = sext <16 x i16> %a1 to <16 x i32>
+  %sum = add <16 x i32> %x0, %x1
+  %shift = ashr <16 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <16 x i32> %shift to <16 x i16>
+  ret <16 x i16> %res
+}
+
+define <8 x i32> @test_fixed_v8i32(<8 x i32> %a0, <8 x i32> %a1) {
+; SSE-LABEL: test_fixed_v8i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    pand %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    pand %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm0
+; SSE-NEXT:    pxor %xmm3, %xmm1
+; SSE-NEXT:    psrad $1, %xmm1
+; SSE-NEXT:    paddd %xmm4, %xmm1
+; SSE-NEXT:    psrad $1, %xmm0
+; SSE-NEXT:    paddd %xmm5, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v8i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpaddd %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpaddd %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v8i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsrad $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddd %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v8i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsrad $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpaddd %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %and = and <8 x i32> %a0, %a1
+  %xor = xor <8 x i32> %a1, %a0
+  %shift = ashr <8 x i32> %xor, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = add <8 x i32> %and, %shift
+  ret <8 x i32> %res
+}
+
+define <8 x i32> @test_ext_v8i32(<8 x i32> %a0, <8 x i32> %a1) {
+; SSE2-LABEL: test_ext_v8i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm4, %xmm4
+; SSE2-NEXT:    pxor %xmm5, %xmm5
+; SSE2-NEXT:    pcmpgtd %xmm1, %xmm5
+; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm1[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm5[0],xmm1[1],xmm5[1]
+; SSE2-NEXT:    pxor %xmm5, %xmm5
+; SSE2-NEXT:    pcmpgtd %xmm6, %xmm5
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm5[0],xmm6[1],xmm5[1]
+; SSE2-NEXT:    pxor %xmm5, %xmm5
+; SSE2-NEXT:    pcmpgtd %xmm0, %xmm5
+; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm0[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1]
+; SSE2-NEXT:    pxor %xmm5, %xmm5
+; SSE2-NEXT:    pcmpgtd %xmm7, %xmm5
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm5[0],xmm7[1],xmm5[1]
+; SSE2-NEXT:    pxor %xmm5, %xmm5
+; SSE2-NEXT:    pcmpgtd %xmm3, %xmm5
+; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm3[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1]
+; SSE2-NEXT:    paddq %xmm3, %xmm1
+; SSE2-NEXT:    pxor %xmm3, %xmm3
+; SSE2-NEXT:    pcmpgtd %xmm8, %xmm3
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm8 = xmm8[0],xmm3[0],xmm8[1],xmm3[1]
+; SSE2-NEXT:    paddq %xmm6, %xmm8
+; SSE2-NEXT:    pxor %xmm3, %xmm3
+; SSE2-NEXT:    pcmpgtd %xmm2, %xmm3
+; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm2[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
+; SSE2-NEXT:    paddq %xmm2, %xmm0
+; SSE2-NEXT:    pcmpgtd %xmm5, %xmm4
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm4[0],xmm5[1],xmm4[1]
+; SSE2-NEXT:    paddq %xmm7, %xmm5
+; SSE2-NEXT:    psrlq $1, %xmm1
+; SSE2-NEXT:    psrlq $1, %xmm8
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm8[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm5
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm5[0,2]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm4
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm5
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm6
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm7
+; SSE4-NEXT:    pmovsxdq %xmm3, %xmm1
+; SSE4-NEXT:    paddq %xmm4, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm3
+; SSE4-NEXT:    paddq %xmm5, %xmm3
+; SSE4-NEXT:    pmovsxdq %xmm2, %xmm0
+; SSE4-NEXT:    paddq %xmm6, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm2, %xmm2
+; SSE4-NEXT:    paddq %xmm7, %xmm2
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    psrlq $1, %xmm3
+; SSE4-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm3[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm2[0,2]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm3, %xmm3
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxdq %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxdq %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm5
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm6 = xmm5[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm6, %xmm6
+; AVX1-NEXT:    vpaddq %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm6 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm6, %xmm6
+; AVX1-NEXT:    vpaddq %xmm6, %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxdq %xmm5, %xmm5
+; AVX1-NEXT:    vpaddq %xmm5, %xmm2, %xmm2
+; AVX1-NEXT:    vpmovsxdq %xmm1, %xmm1
+; AVX1-NEXT:    vpaddq %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm3, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm4, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm3, %ymm1
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm1[0,2],ymm0[4,6],ymm1[4,6]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX2-NEXT:    vpmovsxdq %xmm2, %ymm2
+; AVX2-NEXT:    vpmovsxdq %xmm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm3
+; AVX2-NEXT:    vpmovsxdq %xmm3, %ymm3
+; AVX2-NEXT:    vpaddq %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vpmovsxdq %xmm1, %ymm1
+; AVX2-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3],ymm2[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm1[0,2],ymm0[4,6],ymm1[4,6]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovsxdq %ymm0, %zmm0
+; AVX512-NEXT:    vpmovsxdq %ymm1, %zmm1
+; AVX512-NEXT:    vpaddq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovqd %zmm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = sext <8 x i32> %a0 to <8 x i64>
+  %x1 = sext <8 x i32> %a1 to <8 x i64>
+  %sum = add <8 x i64> %x0, %x1
+  %shift = ashr <8 x i64> %sum, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <8 x i64> %shift to <8 x i32>
+  ret <8 x i32> %res
+}
+
+define <4 x i64> @test_fixed_v4i64(<4 x i64> %a0, <4 x i64> %a1) {
+; SSE2-LABEL: test_fixed_v4i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movdqa %xmm1, %xmm4
+; SSE2-NEXT:    pand %xmm3, %xmm4
+; SSE2-NEXT:    movdqa %xmm0, %xmm5
+; SSE2-NEXT:    pand %xmm2, %xmm5
+; SSE2-NEXT:    pxor %xmm0, %xmm2
+; SSE2-NEXT:    pxor %xmm1, %xmm3
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm3
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm3[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
+; SSE2-NEXT:    paddq %xmm4, %xmm1
+; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm2[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm3
+; SSE2-NEXT:    psrlq $1, %xmm2
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
+; SSE2-NEXT:    paddq %xmm5, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_fixed_v4i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm1, %xmm4
+; SSE4-NEXT:    pand %xmm3, %xmm4
+; SSE4-NEXT:    movdqa %xmm0, %xmm5
+; SSE4-NEXT:    pand %xmm2, %xmm5
+; SSE4-NEXT:    pxor %xmm2, %xmm0
+; SSE4-NEXT:    pxor %xmm3, %xmm1
+; SSE4-NEXT:    movdqa %xmm1, %xmm2
+; SSE4-NEXT:    psrad $1, %xmm2
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0,1],xmm2[2,3],xmm1[4,5],xmm2[6,7]
+; SSE4-NEXT:    paddq %xmm4, %xmm1
+; SSE4-NEXT:    movdqa %xmm0, %xmm2
+; SSE4-NEXT:    psrad $1, %xmm2
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
+; SSE4-NEXT:    paddq %xmm5, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v4i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm3
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm3[0,1],xmm1[2,3],xmm3[4,5],xmm1[6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,3],xmm0[4,5],xmm3[6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpaddq %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpaddq %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v4i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsrad $1, %ymm0, %ymm1
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7]
+; AVX2-NEXT:    vpaddq %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v4i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsraq $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpaddq %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %and = and <4 x i64> %a0, %a1
+  %xor = xor <4 x i64> %a1, %a0
+  %shift = ashr <4 x i64> %xor, <i64 1, i64 1, i64 1, i64 1>
+  %res = add <4 x i64> %and, %shift
+  ret <4 x i64> %res
+}
+
+define <4 x i64> @test_ext_v4i64(<4 x i64> %a0, <4 x i64> %a1) {
+; SSE2-LABEL: test_ext_v4i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pushq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    pushq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    pushq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    pushq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    pushq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    pushq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 56
+; SSE2-NEXT:    .cfi_offset %rbx, -56
+; SSE2-NEXT:    .cfi_offset %r12, -48
+; SSE2-NEXT:    .cfi_offset %r13, -40
+; SSE2-NEXT:    .cfi_offset %r14, -32
+; SSE2-NEXT:    .cfi_offset %r15, -24
+; SSE2-NEXT:    .cfi_offset %rbp, -16
+; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm4, %rdx
+; SSE2-NEXT:    movq %rdx, %r14
+; SSE2-NEXT:    sarq $63, %r14
+; SSE2-NEXT:    movq %xmm1, %rcx
+; SSE2-NEXT:    movq %rcx, %r10
+; SSE2-NEXT:    sarq $63, %r10
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm1, %rsi
+; SSE2-NEXT:    movq %rsi, %r11
+; SSE2-NEXT:    sarq $63, %r11
+; SSE2-NEXT:    movq %xmm0, %r8
+; SSE2-NEXT:    movq %r8, %rbx
+; SSE2-NEXT:    sarq $63, %rbx
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rdi
+; SSE2-NEXT:    movq %rdi, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %rdi
+; SSE2-NEXT:    movq %xmm3, %r15
+; SSE2-NEXT:    movq %r15, %r9
+; SSE2-NEXT:    sarq $63, %r9
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r12
+; SSE2-NEXT:    movq %r12, %r13
+; SSE2-NEXT:    sarq $63, %r13
+; SSE2-NEXT:    movq %xmm2, %rax
+; SSE2-NEXT:    movq %rax, %rbp
+; SSE2-NEXT:    sarq $63, %rbp
+; SSE2-NEXT:    addq %rax, %r8
+; SSE2-NEXT:    adcq %rbx, %rbp
+; SSE2-NEXT:    addq %r12, %rsi
+; SSE2-NEXT:    adcq %r11, %r13
+; SSE2-NEXT:    addq %r15, %rcx
+; SSE2-NEXT:    adcq %r10, %r9
+; SSE2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Folded Reload
+; SSE2-NEXT:    adcq %r14, %rdi
+; SSE2-NEXT:    shldq $63, %rdx, %rdi
+; SSE2-NEXT:    shldq $63, %rcx, %r9
+; SSE2-NEXT:    shldq $63, %rsi, %r13
+; SSE2-NEXT:    shldq $63, %r8, %rbp
+; SSE2-NEXT:    movq %rbp, %xmm0
+; SSE2-NEXT:    movq %r13, %xmm2
+; SSE2-NEXT:    movq %r9, %xmm1
+; SSE2-NEXT:    movq %rdi, %xmm3
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0]
+; SSE2-NEXT:    popq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    popq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    popq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    popq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    popq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    popq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 8
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v4i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pushq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    pushq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    pushq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    pushq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    pushq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    pushq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 56
+; SSE4-NEXT:    .cfi_offset %rbx, -56
+; SSE4-NEXT:    .cfi_offset %r12, -48
+; SSE4-NEXT:    .cfi_offset %r13, -40
+; SSE4-NEXT:    .cfi_offset %r14, -32
+; SSE4-NEXT:    .cfi_offset %r15, -24
+; SSE4-NEXT:    .cfi_offset %rbp, -16
+; SSE4-NEXT:    movq %xmm1, %rdi
+; SSE4-NEXT:    movq %rdi, %r14
+; SSE4-NEXT:    sarq $63, %r14
+; SSE4-NEXT:    pextrq $1, %xmm1, %rcx
+; SSE4-NEXT:    movq %rcx, %r10
+; SSE4-NEXT:    sarq $63, %r10
+; SSE4-NEXT:    movq %xmm0, %rsi
+; SSE4-NEXT:    movq %rsi, %r11
+; SSE4-NEXT:    sarq $63, %r11
+; SSE4-NEXT:    pextrq $1, %xmm0, %r8
+; SSE4-NEXT:    movq %r8, %rbx
+; SSE4-NEXT:    sarq $63, %rbx
+; SSE4-NEXT:    movq %xmm3, %rdx
+; SSE4-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %rdx
+; SSE4-NEXT:    pextrq $1, %xmm3, %r15
+; SSE4-NEXT:    movq %r15, %r9
+; SSE4-NEXT:    sarq $63, %r9
+; SSE4-NEXT:    movq %xmm2, %r12
+; SSE4-NEXT:    movq %r12, %r13
+; SSE4-NEXT:    sarq $63, %r13
+; SSE4-NEXT:    pextrq $1, %xmm2, %rax
+; SSE4-NEXT:    movq %rax, %rbp
+; SSE4-NEXT:    sarq $63, %rbp
+; SSE4-NEXT:    addq %rax, %r8
+; SSE4-NEXT:    adcq %rbx, %rbp
+; SSE4-NEXT:    addq %r12, %rsi
+; SSE4-NEXT:    adcq %r11, %r13
+; SSE4-NEXT:    addq %r15, %rcx
+; SSE4-NEXT:    adcq %r10, %r9
+; SSE4-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdi # 8-byte Folded Reload
+; SSE4-NEXT:    adcq %r14, %rdx
+; SSE4-NEXT:    shldq $63, %rdi, %rdx
+; SSE4-NEXT:    shldq $63, %rcx, %r9
+; SSE4-NEXT:    shldq $63, %rsi, %r13
+; SSE4-NEXT:    shldq $63, %r8, %rbp
+; SSE4-NEXT:    movq %rbp, %xmm2
+; SSE4-NEXT:    movq %r13, %xmm0
+; SSE4-NEXT:    movq %r9, %xmm3
+; SSE4-NEXT:    movq %rdx, %xmm1
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm3[0]
+; SSE4-NEXT:    popq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    popq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    popq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    popq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    popq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    popq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 8
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v4i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    pushq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    pushq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    pushq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    pushq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    pushq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    pushq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 56
+; AVX1-NEXT:    .cfi_offset %rbx, -56
+; AVX1-NEXT:    .cfi_offset %r12, -48
+; AVX1-NEXT:    .cfi_offset %r13, -40
+; AVX1-NEXT:    .cfi_offset %r14, -32
+; AVX1-NEXT:    .cfi_offset %r15, -24
+; AVX1-NEXT:    .cfi_offset %rbp, -16
+; AVX1-NEXT:    vmovq %xmm0, %rdx
+; AVX1-NEXT:    movq %rdx, %r14
+; AVX1-NEXT:    sarq $63, %r14
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rcx
+; AVX1-NEXT:    movq %rcx, %r10
+; AVX1-NEXT:    sarq $63, %r10
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %rsi
+; AVX1-NEXT:    movq %rsi, %r11
+; AVX1-NEXT:    sarq $63, %r11
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rdi
+; AVX1-NEXT:    movq %rdi, %rbx
+; AVX1-NEXT:    sarq $63, %rbx
+; AVX1-NEXT:    vmovq %xmm1, %r8
+; AVX1-NEXT:    movq %r8, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %r8
+; AVX1-NEXT:    vpextrq $1, %xmm1, %r15
+; AVX1-NEXT:    movq %r15, %r9
+; AVX1-NEXT:    sarq $63, %r9
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %r12
+; AVX1-NEXT:    movq %r12, %r13
+; AVX1-NEXT:    sarq $63, %r13
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX1-NEXT:    movq %rax, %rbp
+; AVX1-NEXT:    sarq $63, %rbp
+; AVX1-NEXT:    addq %rax, %rdi
+; AVX1-NEXT:    adcq %rbx, %rbp
+; AVX1-NEXT:    addq %r12, %rsi
+; AVX1-NEXT:    adcq %r11, %r13
+; AVX1-NEXT:    addq %r15, %rcx
+; AVX1-NEXT:    adcq %r10, %r9
+; AVX1-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Folded Reload
+; AVX1-NEXT:    adcq %r14, %r8
+; AVX1-NEXT:    shldq $63, %rdx, %r8
+; AVX1-NEXT:    shldq $63, %rcx, %r9
+; AVX1-NEXT:    shldq $63, %rsi, %r13
+; AVX1-NEXT:    shldq $63, %rdi, %rbp
+; AVX1-NEXT:    vmovq %rbp, %xmm0
+; AVX1-NEXT:    vmovq %r13, %xmm1
+; AVX1-NEXT:    vmovq %r9, %xmm2
+; AVX1-NEXT:    vmovq %r8, %xmm3
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    popq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    popq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    popq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    popq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    popq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    popq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 8
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v4i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    pushq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    pushq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    pushq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    pushq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    pushq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    pushq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 56
+; AVX2-NEXT:    .cfi_offset %rbx, -56
+; AVX2-NEXT:    .cfi_offset %r12, -48
+; AVX2-NEXT:    .cfi_offset %r13, -40
+; AVX2-NEXT:    .cfi_offset %r14, -32
+; AVX2-NEXT:    .cfi_offset %r15, -24
+; AVX2-NEXT:    .cfi_offset %rbp, -16
+; AVX2-NEXT:    vmovq %xmm0, %rdx
+; AVX2-NEXT:    movq %rdx, %r14
+; AVX2-NEXT:    sarq $63, %r14
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rcx
+; AVX2-NEXT:    movq %rcx, %r10
+; AVX2-NEXT:    sarq $63, %r10
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %rsi
+; AVX2-NEXT:    movq %rsi, %r11
+; AVX2-NEXT:    sarq $63, %r11
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rdi
+; AVX2-NEXT:    movq %rdi, %rbx
+; AVX2-NEXT:    sarq $63, %rbx
+; AVX2-NEXT:    vmovq %xmm1, %r8
+; AVX2-NEXT:    movq %r8, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %r8
+; AVX2-NEXT:    vpextrq $1, %xmm1, %r15
+; AVX2-NEXT:    movq %r15, %r9
+; AVX2-NEXT:    sarq $63, %r9
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %r12
+; AVX2-NEXT:    movq %r12, %r13
+; AVX2-NEXT:    sarq $63, %r13
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX2-NEXT:    movq %rax, %rbp
+; AVX2-NEXT:    sarq $63, %rbp
+; AVX2-NEXT:    addq %rax, %rdi
+; AVX2-NEXT:    adcq %rbx, %rbp
+; AVX2-NEXT:    addq %r12, %rsi
+; AVX2-NEXT:    adcq %r11, %r13
+; AVX2-NEXT:    addq %r15, %rcx
+; AVX2-NEXT:    adcq %r10, %r9
+; AVX2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Folded Reload
+; AVX2-NEXT:    adcq %r14, %r8
+; AVX2-NEXT:    shldq $63, %rdx, %r8
+; AVX2-NEXT:    shldq $63, %rcx, %r9
+; AVX2-NEXT:    shldq $63, %rsi, %r13
+; AVX2-NEXT:    shldq $63, %rdi, %rbp
+; AVX2-NEXT:    vmovq %rbp, %xmm0
+; AVX2-NEXT:    vmovq %r13, %xmm1
+; AVX2-NEXT:    vmovq %r9, %xmm2
+; AVX2-NEXT:    vmovq %r8, %xmm3
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    popq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    popq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    popq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    popq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    popq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    popq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 8
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v4i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    pushq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    pushq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    pushq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    pushq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    pushq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    pushq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 56
+; AVX512-NEXT:    .cfi_offset %rbx, -56
+; AVX512-NEXT:    .cfi_offset %r12, -48
+; AVX512-NEXT:    .cfi_offset %r13, -40
+; AVX512-NEXT:    .cfi_offset %r14, -32
+; AVX512-NEXT:    .cfi_offset %r15, -24
+; AVX512-NEXT:    .cfi_offset %rbp, -16
+; AVX512-NEXT:    vmovq %xmm0, %rdx
+; AVX512-NEXT:    movq %rdx, %r14
+; AVX512-NEXT:    sarq $63, %r14
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rcx
+; AVX512-NEXT:    movq %rcx, %r10
+; AVX512-NEXT:    sarq $63, %r10
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX512-NEXT:    vmovq %xmm0, %rsi
+; AVX512-NEXT:    movq %rsi, %r11
+; AVX512-NEXT:    sarq $63, %r11
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rdi
+; AVX512-NEXT:    movq %rdi, %rbx
+; AVX512-NEXT:    sarq $63, %rbx
+; AVX512-NEXT:    vmovq %xmm1, %r8
+; AVX512-NEXT:    movq %r8, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r8
+; AVX512-NEXT:    vpextrq $1, %xmm1, %r15
+; AVX512-NEXT:    movq %r15, %r9
+; AVX512-NEXT:    sarq $63, %r9
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm0
+; AVX512-NEXT:    vmovq %xmm0, %r12
+; AVX512-NEXT:    movq %r12, %r13
+; AVX512-NEXT:    sarq $63, %r13
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX512-NEXT:    movq %rax, %rbp
+; AVX512-NEXT:    sarq $63, %rbp
+; AVX512-NEXT:    addq %rax, %rdi
+; AVX512-NEXT:    adcq %rbx, %rbp
+; AVX512-NEXT:    addq %r12, %rsi
+; AVX512-NEXT:    adcq %r11, %r13
+; AVX512-NEXT:    addq %r15, %rcx
+; AVX512-NEXT:    adcq %r10, %r9
+; AVX512-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rdx # 8-byte Folded Reload
+; AVX512-NEXT:    adcq %r14, %r8
+; AVX512-NEXT:    shldq $63, %rdx, %r8
+; AVX512-NEXT:    shldq $63, %rcx, %r9
+; AVX512-NEXT:    shldq $63, %rsi, %r13
+; AVX512-NEXT:    shldq $63, %rdi, %rbp
+; AVX512-NEXT:    vmovq %rbp, %xmm0
+; AVX512-NEXT:    vmovq %r13, %xmm1
+; AVX512-NEXT:    vmovq %r9, %xmm2
+; AVX512-NEXT:    vmovq %r8, %xmm3
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX512-NEXT:    popq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    popq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    popq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    popq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    popq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    popq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 8
+; AVX512-NEXT:    retq
+  %x0 = sext <4 x i64> %a0 to <4 x i128>
+  %x1 = sext <4 x i64> %a1 to <4 x i128>
+  %sum = add <4 x i128> %x0, %x1
+  %shift = ashr <4 x i128> %sum, <i128 1, i128 1, i128 1, i128 1>
+  %res = trunc <4 x i128> %shift to <4 x i64>
+  ret <4 x i64> %res
+}
+
+;
+; 512-bit vectors
+;
+
+define <64 x i8> @test_fixed_v64i8(<64 x i8> %a0, <64 x i8> %a1) {
+; SSE-LABEL: test_fixed_v64i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm10
+; SSE-NEXT:    pand %xmm7, %xmm10
+; SSE-NEXT:    movdqa %xmm2, %xmm11
+; SSE-NEXT:    pand %xmm6, %xmm11
+; SSE-NEXT:    movdqa %xmm1, %xmm9
+; SSE-NEXT:    pand %xmm5, %xmm9
+; SSE-NEXT:    movdqa %xmm0, %xmm8
+; SSE-NEXT:    pand %xmm4, %xmm8
+; SSE-NEXT:    pxor %xmm4, %xmm0
+; SSE-NEXT:    pxor %xmm5, %xmm1
+; SSE-NEXT:    pxor %xmm6, %xmm2
+; SSE-NEXT:    pxor %xmm7, %xmm3
+; SSE-NEXT:    psrlw $1, %xmm3
+; SSE-NEXT:    movdqa {{.*#+}} xmm5 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; SSE-NEXT:    pand %xmm5, %xmm3
+; SSE-NEXT:    movdqa {{.*#+}} xmm4 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; SSE-NEXT:    pxor %xmm4, %xmm3
+; SSE-NEXT:    paddb %xmm10, %xmm3
+; SSE-NEXT:    psrlw $1, %xmm2
+; SSE-NEXT:    pand %xmm5, %xmm2
+; SSE-NEXT:    pxor %xmm4, %xmm2
+; SSE-NEXT:    paddb %xmm11, %xmm2
+; SSE-NEXT:    psrlw $1, %xmm1
+; SSE-NEXT:    pand %xmm5, %xmm1
+; SSE-NEXT:    pxor %xmm4, %xmm1
+; SSE-NEXT:    paddb %xmm9, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    pand %xmm5, %xmm0
+; SSE-NEXT:    pxor %xmm4, %xmm0
+; SSE-NEXT:    paddb %xmm8, %xmm0
+; SSE-NEXT:    psubb %xmm4, %xmm0
+; SSE-NEXT:    psubb %xmm4, %xmm1
+; SSE-NEXT:    psubb %xmm4, %xmm2
+; SSE-NEXT:    psubb %xmm4, %xmm3
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v64i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vandps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm2, %ymm0, %ymm0
+; AVX1-NEXT:    vxorps %ymm3, %ymm1, %ymm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm2
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm3 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX1-NEXT:    vpand %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm6 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX1-NEXT:    vpxor %xmm6, %xmm2, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpand %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpxor %xmm6, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm7
+; AVX1-NEXT:    vpand %xmm3, %xmm7, %xmm7
+; AVX1-NEXT:    vpxor %xmm6, %xmm7, %xmm7
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm6, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm3
+; AVX1-NEXT:    vpaddb %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpsubb %xmm6, %xmm0, %xmm0
+; AVX1-NEXT:    vpaddb %xmm5, %xmm7, %xmm3
+; AVX1-NEXT:    vpsubb %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpaddb %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubb %xmm6, %xmm1, %xmm1
+; AVX1-NEXT:    vpaddb %xmm4, %xmm2, %xmm2
+; AVX1-NEXT:    vpsubb %xmm6, %xmm2, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v64i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpxor %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpbroadcastb {{.*#+}} ymm2 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX2-NEXT:    vpand %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpbroadcastb {{.*#+}} ymm3 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX2-NEXT:    vpxor %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpaddb %ymm4, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpxor %ymm3, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddb %ymm5, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubb %ymm3, %ymm0, %ymm0
+; AVX2-NEXT:    vpsubb %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v64i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpandq %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxorq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpbroadcastb {{.*#+}} zmm1 = [64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64]
+; AVX512-NEXT:    vpternlogd $108, {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to16}, %zmm1, %zmm0
+; AVX512-NEXT:    vpaddb %zmm2, %zmm0, %zmm0
+; AVX512-NEXT:    vpsubb %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %and = and <64 x i8> %a0, %a1
+  %xor = xor <64 x i8> %a0, %a1
+  %shift = ashr <64 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = add <64 x i8> %and, %shift
+  ret <64 x i8> %res
+}
+
+define <64 x i8> @test_ext_v64i8(<64 x i8> %a0, <64 x i8> %a1) {
+; SSE2-LABEL: test_ext_v64i8:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm13 = xmm13[0],xmm3[0],xmm13[1],xmm3[1],xmm13[2],xmm3[2],xmm13[3],xmm3[3],xmm13[4],xmm3[4],xmm13[5],xmm3[5],xmm13[6],xmm3[6],xmm13[7],xmm3[7]
+; SSE2-NEXT:    psraw $8, %xmm13
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm14 = xmm14[8],xmm3[8],xmm14[9],xmm3[9],xmm14[10],xmm3[10],xmm14[11],xmm3[11],xmm14[12],xmm3[12],xmm14[13],xmm3[13],xmm14[14],xmm3[14],xmm14[15],xmm3[15]
+; SSE2-NEXT:    psraw $8, %xmm14
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm15 = xmm15[0],xmm2[0],xmm15[1],xmm2[1],xmm15[2],xmm2[2],xmm15[3],xmm2[3],xmm15[4],xmm2[4],xmm15[5],xmm2[5],xmm15[6],xmm2[6],xmm15[7],xmm2[7]
+; SSE2-NEXT:    psraw $8, %xmm15
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm12 = xmm12[8],xmm2[8],xmm12[9],xmm2[9],xmm12[10],xmm2[10],xmm12[11],xmm2[11],xmm12[12],xmm2[12],xmm12[13],xmm2[13],xmm12[14],xmm2[14],xmm12[15],xmm2[15]
+; SSE2-NEXT:    psraw $8, %xmm12
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm11 = xmm11[0],xmm1[0],xmm11[1],xmm1[1],xmm11[2],xmm1[2],xmm11[3],xmm1[3],xmm11[4],xmm1[4],xmm11[5],xmm1[5],xmm11[6],xmm1[6],xmm11[7],xmm1[7]
+; SSE2-NEXT:    psraw $8, %xmm11
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm10 = xmm10[8],xmm1[8],xmm10[9],xmm1[9],xmm10[10],xmm1[10],xmm10[11],xmm1[11],xmm10[12],xmm1[12],xmm10[13],xmm1[13],xmm10[14],xmm1[14],xmm10[15],xmm1[15]
+; SSE2-NEXT:    psraw $8, %xmm10
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm9 = xmm9[0],xmm0[0],xmm9[1],xmm0[1],xmm9[2],xmm0[2],xmm9[3],xmm0[3],xmm9[4],xmm0[4],xmm9[5],xmm0[5],xmm9[6],xmm0[6],xmm9[7],xmm0[7]
+; SSE2-NEXT:    psraw $8, %xmm9
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm8 = xmm8[8],xmm0[8],xmm8[9],xmm0[9],xmm8[10],xmm0[10],xmm8[11],xmm0[11],xmm8[12],xmm0[12],xmm8[13],xmm0[13],xmm8[14],xmm0[14],xmm8[15],xmm0[15]
+; SSE2-NEXT:    psraw $8, %xmm8
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm7[0],xmm3[1],xmm7[1],xmm3[2],xmm7[2],xmm3[3],xmm7[3],xmm3[4],xmm7[4],xmm3[5],xmm7[5],xmm3[6],xmm7[6],xmm3[7],xmm7[7]
+; SSE2-NEXT:    psraw $8, %xmm3
+; SSE2-NEXT:    paddw %xmm13, %xmm3
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm7 = xmm7[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15]
+; SSE2-NEXT:    psraw $8, %xmm7
+; SSE2-NEXT:    paddw %xmm14, %xmm7
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1],xmm2[2],xmm6[2],xmm2[3],xmm6[3],xmm2[4],xmm6[4],xmm2[5],xmm6[5],xmm2[6],xmm6[6],xmm2[7],xmm6[7]
+; SSE2-NEXT:    psraw $8, %xmm2
+; SSE2-NEXT:    paddw %xmm15, %xmm2
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm6 = xmm6[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15]
+; SSE2-NEXT:    psraw $8, %xmm6
+; SSE2-NEXT:    paddw %xmm12, %xmm6
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm5[0],xmm1[1],xmm5[1],xmm1[2],xmm5[2],xmm1[3],xmm5[3],xmm1[4],xmm5[4],xmm1[5],xmm5[5],xmm1[6],xmm5[6],xmm1[7],xmm5[7]
+; SSE2-NEXT:    psraw $8, %xmm1
+; SSE2-NEXT:    paddw %xmm11, %xmm1
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm5 = xmm5[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15]
+; SSE2-NEXT:    psraw $8, %xmm5
+; SSE2-NEXT:    paddw %xmm10, %xmm5
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
+; SSE2-NEXT:    psraw $8, %xmm0
+; SSE2-NEXT:    paddw %xmm9, %xmm0
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm4 = xmm4[8,8,9,9,10,10,11,11,12,12,13,13,14,14,15,15]
+; SSE2-NEXT:    psraw $8, %xmm4
+; SSE2-NEXT:    paddw %xmm8, %xmm4
+; SSE2-NEXT:    psrlw $1, %xmm3
+; SSE2-NEXT:    psrlw $1, %xmm7
+; SSE2-NEXT:    psrlw $1, %xmm2
+; SSE2-NEXT:    psrlw $1, %xmm6
+; SSE2-NEXT:    psrlw $1, %xmm1
+; SSE2-NEXT:    psrlw $1, %xmm5
+; SSE2-NEXT:    psrlw $1, %xmm0
+; SSE2-NEXT:    psrlw $1, %xmm4
+; SSE2-NEXT:    movdqa {{.*#+}} xmm8 = [255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0]
+; SSE2-NEXT:    pand %xmm8, %xmm4
+; SSE2-NEXT:    pand %xmm8, %xmm0
+; SSE2-NEXT:    packuswb %xmm4, %xmm0
+; SSE2-NEXT:    pand %xmm8, %xmm5
+; SSE2-NEXT:    pand %xmm8, %xmm1
+; SSE2-NEXT:    packuswb %xmm5, %xmm1
+; SSE2-NEXT:    pand %xmm8, %xmm6
+; SSE2-NEXT:    pand %xmm8, %xmm2
+; SSE2-NEXT:    packuswb %xmm6, %xmm2
+; SSE2-NEXT:    pand %xmm8, %xmm7
+; SSE2-NEXT:    pand %xmm8, %xmm3
+; SSE2-NEXT:    packuswb %xmm7, %xmm3
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v64i8:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pshufd {{.*#+}} xmm8 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm8, %xmm9
+; SSE4-NEXT:    pmovsxbw %xmm3, %xmm10
+; SSE4-NEXT:    pshufd {{.*#+}} xmm3 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm3, %xmm11
+; SSE4-NEXT:    pmovsxbw %xmm2, %xmm12
+; SSE4-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm2, %xmm13
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm14
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm1, %xmm15
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm0
+; SSE4-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm7[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm8
+; SSE4-NEXT:    paddw %xmm9, %xmm8
+; SSE4-NEXT:    pmovsxbw %xmm7, %xmm3
+; SSE4-NEXT:    paddw %xmm10, %xmm3
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm6[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm7
+; SSE4-NEXT:    paddw %xmm11, %xmm7
+; SSE4-NEXT:    pmovsxbw %xmm6, %xmm2
+; SSE4-NEXT:    paddw %xmm12, %xmm2
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm5[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm6
+; SSE4-NEXT:    paddw %xmm13, %xmm6
+; SSE4-NEXT:    pmovsxbw %xmm5, %xmm1
+; SSE4-NEXT:    paddw %xmm14, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm4[2,3,2,3]
+; SSE4-NEXT:    pmovsxbw %xmm0, %xmm5
+; SSE4-NEXT:    paddw %xmm15, %xmm5
+; SSE4-NEXT:    pmovsxbw %xmm4, %xmm0
+; SSE4-NEXT:    paddw {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
+; SSE4-NEXT:    psrlw $1, %xmm8
+; SSE4-NEXT:    psrlw $1, %xmm3
+; SSE4-NEXT:    psrlw $1, %xmm7
+; SSE4-NEXT:    psrlw $1, %xmm2
+; SSE4-NEXT:    psrlw $1, %xmm6
+; SSE4-NEXT:    psrlw $1, %xmm1
+; SSE4-NEXT:    psrlw $1, %xmm5
+; SSE4-NEXT:    psrlw $1, %xmm0
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm4 = [255,255,255,255,255,255,255,255]
+; SSE4-NEXT:    pand %xmm4, %xmm0
+; SSE4-NEXT:    pand %xmm4, %xmm5
+; SSE4-NEXT:    packuswb %xmm5, %xmm0
+; SSE4-NEXT:    pand %xmm4, %xmm1
+; SSE4-NEXT:    pand %xmm4, %xmm6
+; SSE4-NEXT:    packuswb %xmm6, %xmm1
+; SSE4-NEXT:    pand %xmm4, %xmm2
+; SSE4-NEXT:    pand %xmm4, %xmm7
+; SSE4-NEXT:    packuswb %xmm7, %xmm2
+; SSE4-NEXT:    pand %xmm4, %xmm3
+; SSE4-NEXT:    pand %xmm4, %xmm8
+; SSE4-NEXT:    packuswb %xmm8, %xmm3
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v64i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm5
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm6 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm6, %xmm6
+; AVX1-NEXT:    vpmovsxbw %xmm1, %xmm1
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm7 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm7, %xmm7
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm8
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm9 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm9, %xmm9
+; AVX1-NEXT:    vpmovsxbw %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm10 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm10, %xmm10
+; AVX1-NEXT:    vpaddw %xmm4, %xmm10, %xmm4
+; AVX1-NEXT:    vpmovsxbw %xmm3, %xmm10
+; AVX1-NEXT:    vpaddw %xmm5, %xmm10, %xmm5
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm3
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm10 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm10, %xmm10
+; AVX1-NEXT:    vpaddw %xmm6, %xmm10, %xmm6
+; AVX1-NEXT:    vpmovsxbw %xmm3, %xmm3
+; AVX1-NEXT:    vpaddw %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm3, %xmm3
+; AVX1-NEXT:    vpaddw %xmm3, %xmm7, %xmm3
+; AVX1-NEXT:    vpmovsxbw %xmm2, %xmm7
+; AVX1-NEXT:    vpaddw %xmm7, %xmm8, %xmm7
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm8 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxbw %xmm8, %xmm8
+; AVX1-NEXT:    vpaddw %xmm8, %xmm9, %xmm8
+; AVX1-NEXT:    vpmovsxbw %xmm2, %xmm2
+; AVX1-NEXT:    vpaddw %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm4, %xmm2
+; AVX1-NEXT:    vpsrlw $1, %xmm5, %xmm4
+; AVX1-NEXT:    vpsrlw $1, %xmm6, %xmm5
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlw $1, %xmm7, %xmm6
+; AVX1-NEXT:    vpsrlw $1, %xmm8, %xmm7
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm8 = [255,255,255,255,255,255,255,255]
+; AVX1-NEXT:    vpand %xmm0, %xmm8, %xmm0
+; AVX1-NEXT:    vpand %xmm7, %xmm8, %xmm7
+; AVX1-NEXT:    vpackuswb %xmm7, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm6, %xmm8, %xmm6
+; AVX1-NEXT:    vpand %xmm3, %xmm8, %xmm3
+; AVX1-NEXT:    vpackuswb %xmm3, %xmm6, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vpand %xmm1, %xmm8, %xmm1
+; AVX1-NEXT:    vpand %xmm5, %xmm8, %xmm3
+; AVX1-NEXT:    vpackuswb %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpand %xmm4, %xmm8, %xmm3
+; AVX1-NEXT:    vpand %xmm2, %xmm8, %xmm2
+; AVX1-NEXT:    vpackuswb %xmm2, %xmm3, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v64i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxbw %xmm1, %ymm4
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vpmovsxbw %xmm1, %ymm1
+; AVX2-NEXT:    vpmovsxbw %xmm0, %ymm5
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vpmovsxbw %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxbw %xmm3, %ymm6
+; AVX2-NEXT:    vpaddw %ymm6, %ymm4, %ymm4
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm3
+; AVX2-NEXT:    vpmovsxbw %xmm3, %ymm3
+; AVX2-NEXT:    vpaddw %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpmovsxbw %xmm2, %ymm3
+; AVX2-NEXT:    vpaddw %ymm3, %ymm5, %ymm3
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm2
+; AVX2-NEXT:    vpmovsxbw %xmm2, %ymm2
+; AVX2-NEXT:    vpaddw %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm4, %ymm2
+; AVX2-NEXT:    vpsrlw $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm3, %ymm3
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpbroadcastw {{.*#+}} ymm4 = [255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0,255,0]
+; AVX2-NEXT:    vpand %ymm4, %ymm0, %ymm0
+; AVX2-NEXT:    vpand %ymm4, %ymm3, %ymm3
+; AVX2-NEXT:    vpackuswb %ymm0, %ymm3, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    vpand %ymm4, %ymm1, %ymm1
+; AVX2-NEXT:    vpand %ymm4, %ymm2, %ymm2
+; AVX2-NEXT:    vpackuswb %ymm1, %ymm2, %ymm1
+; AVX2-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v64i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
+; AVX512-NEXT:    vpmovsxbw %ymm2, %zmm2
+; AVX512-NEXT:    vpmovsxbw %ymm0, %zmm0
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm3
+; AVX512-NEXT:    vpmovsxbw %ymm3, %zmm3
+; AVX512-NEXT:    vpaddw %zmm3, %zmm2, %zmm2
+; AVX512-NEXT:    vpmovsxbw %ymm1, %zmm1
+; AVX512-NEXT:    vpaddw %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm2, %zmm1
+; AVX512-NEXT:    vpsrlw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovwb %zmm0, %ymm0
+; AVX512-NEXT:    vpmovwb %zmm1, %ymm1
+; AVX512-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = sext <64 x i8> %a0 to <64 x i16>
+  %x1 = sext <64 x i8> %a1 to <64 x i16>
+  %sum = add <64 x i16> %x0, %x1
+  %shift = ashr <64 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <64 x i16> %shift to <64 x i8>
+  ret <64 x i8> %res
+}
+
+define <32 x i16> @test_fixed_v32i16(<32 x i16> %a0, <32 x i16> %a1) {
+; SSE-LABEL: test_fixed_v32i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm8
+; SSE-NEXT:    pand %xmm7, %xmm8
+; SSE-NEXT:    movdqa %xmm2, %xmm9
+; SSE-NEXT:    pand %xmm6, %xmm9
+; SSE-NEXT:    movdqa %xmm1, %xmm10
+; SSE-NEXT:    pand %xmm5, %xmm10
+; SSE-NEXT:    movdqa %xmm0, %xmm11
+; SSE-NEXT:    pand %xmm4, %xmm11
+; SSE-NEXT:    pxor %xmm4, %xmm0
+; SSE-NEXT:    pxor %xmm5, %xmm1
+; SSE-NEXT:    pxor %xmm6, %xmm2
+; SSE-NEXT:    pxor %xmm7, %xmm3
+; SSE-NEXT:    psraw $1, %xmm3
+; SSE-NEXT:    paddw %xmm8, %xmm3
+; SSE-NEXT:    psraw $1, %xmm2
+; SSE-NEXT:    paddw %xmm9, %xmm2
+; SSE-NEXT:    psraw $1, %xmm1
+; SSE-NEXT:    paddw %xmm10, %xmm1
+; SSE-NEXT:    psraw $1, %xmm0
+; SSE-NEXT:    paddw %xmm11, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v32i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vandps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsraw $1, %xmm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsraw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsraw $1, %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsraw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpaddw %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpaddw %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpaddw %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpaddw %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v32i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsraw $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpaddw %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsraw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddw %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v32i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpandq %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxorq %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsraw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpaddw %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %and = and <32 x i16> %a0, %a1
+  %xor = xor <32 x i16> %a1, %a0
+  %shift = ashr <32 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = add <32 x i16> %and, %shift
+  ret <32 x i16> %res
+}
+
+define <32 x i16> @test_ext_v32i16(<32 x i16> %a0, <32 x i16> %a1) {
+; SSE2-LABEL: test_ext_v32i16:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movdqa %xmm3, %xmm9
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm8 = xmm8[4],xmm0[4],xmm8[5],xmm0[5],xmm8[6],xmm0[6],xmm8[7],xmm0[7]
+; SSE2-NEXT:    psrad $16, %xmm8
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm15 = xmm15[0],xmm0[0],xmm15[1],xmm0[1],xmm15[2],xmm0[2],xmm15[3],xmm0[3]
+; SSE2-NEXT:    psrad $16, %xmm15
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm3 = xmm3[4],xmm1[4],xmm3[5],xmm1[5],xmm3[6],xmm1[6],xmm3[7],xmm1[7]
+; SSE2-NEXT:    psrad $16, %xmm3
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm14 = xmm14[0],xmm1[0],xmm14[1],xmm1[1],xmm14[2],xmm1[2],xmm14[3],xmm1[3]
+; SSE2-NEXT:    psrad $16, %xmm14
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm13 = xmm13[4],xmm2[4],xmm13[5],xmm2[5],xmm13[6],xmm2[6],xmm13[7],xmm2[7]
+; SSE2-NEXT:    psrad $16, %xmm13
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm12 = xmm12[0],xmm2[0],xmm12[1],xmm2[1],xmm12[2],xmm2[2],xmm12[3],xmm2[3]
+; SSE2-NEXT:    psrad $16, %xmm12
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm11 = xmm11[4],xmm9[4],xmm11[5],xmm9[5],xmm11[6],xmm9[6],xmm11[7],xmm9[7]
+; SSE2-NEXT:    psrad $16, %xmm11
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm10 = xmm10[0],xmm9[0],xmm10[1],xmm9[1],xmm10[2],xmm9[2],xmm10[3],xmm9[3]
+; SSE2-NEXT:    psrad $16, %xmm10
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm9 = xmm9[4],xmm4[4],xmm9[5],xmm4[5],xmm9[6],xmm4[6],xmm9[7],xmm4[7]
+; SSE2-NEXT:    psrad $16, %xmm9
+; SSE2-NEXT:    paddd %xmm8, %xmm9
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3]
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    paddd %xmm15, %xmm0
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm8 = xmm8[4],xmm5[4],xmm8[5],xmm5[5],xmm8[6],xmm5[6],xmm8[7],xmm5[7]
+; SSE2-NEXT:    psrad $16, %xmm8
+; SSE2-NEXT:    paddd %xmm3, %xmm8
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm5[0],xmm1[1],xmm5[1],xmm1[2],xmm5[2],xmm1[3],xmm5[3]
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    paddd %xmm14, %xmm1
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm5 = xmm5[4],xmm6[4],xmm5[5],xmm6[5],xmm5[6],xmm6[6],xmm5[7],xmm6[7]
+; SSE2-NEXT:    psrad $16, %xmm5
+; SSE2-NEXT:    paddd %xmm13, %xmm5
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm6[0],xmm2[1],xmm6[1],xmm2[2],xmm6[2],xmm2[3],xmm6[3]
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    paddd %xmm12, %xmm2
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm4 = xmm4[4],xmm7[4],xmm4[5],xmm7[5],xmm4[6],xmm7[6],xmm4[7],xmm7[7]
+; SSE2-NEXT:    psrad $16, %xmm4
+; SSE2-NEXT:    paddd %xmm11, %xmm4
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm7[0],xmm3[1],xmm7[1],xmm3[2],xmm7[2],xmm3[3],xmm7[3]
+; SSE2-NEXT:    psrad $16, %xmm3
+; SSE2-NEXT:    paddd %xmm10, %xmm3
+; SSE2-NEXT:    pslld $15, %xmm9
+; SSE2-NEXT:    psrad $16, %xmm9
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm9, %xmm0
+; SSE2-NEXT:    pslld $15, %xmm8
+; SSE2-NEXT:    psrad $16, %xmm8
+; SSE2-NEXT:    pslld $15, %xmm1
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    packssdw %xmm8, %xmm1
+; SSE2-NEXT:    pslld $15, %xmm5
+; SSE2-NEXT:    psrad $16, %xmm5
+; SSE2-NEXT:    pslld $15, %xmm2
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    packssdw %xmm5, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm4
+; SSE2-NEXT:    psrad $16, %xmm4
+; SSE2-NEXT:    pslld $15, %xmm3
+; SSE2-NEXT:    psrad $16, %xmm3
+; SSE2-NEXT:    packssdw %xmm4, %xmm3
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v32i16:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pshufd {{.*#+}} xmm8 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm8, %xmm9
+; SSE4-NEXT:    pmovsxwd %xmm3, %xmm10
+; SSE4-NEXT:    pshufd {{.*#+}} xmm3 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm3, %xmm11
+; SSE4-NEXT:    pmovsxwd %xmm2, %xmm12
+; SSE4-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm2, %xmm13
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm14
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm1, %xmm15
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm0
+; SSE4-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm7[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm8
+; SSE4-NEXT:    paddd %xmm9, %xmm8
+; SSE4-NEXT:    pmovsxwd %xmm7, %xmm3
+; SSE4-NEXT:    paddd %xmm10, %xmm3
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm6[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm7
+; SSE4-NEXT:    paddd %xmm11, %xmm7
+; SSE4-NEXT:    pmovsxwd %xmm6, %xmm2
+; SSE4-NEXT:    paddd %xmm12, %xmm2
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm5[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm6
+; SSE4-NEXT:    paddd %xmm13, %xmm6
+; SSE4-NEXT:    pmovsxwd %xmm5, %xmm1
+; SSE4-NEXT:    paddd %xmm14, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm4[2,3,2,3]
+; SSE4-NEXT:    pmovsxwd %xmm0, %xmm5
+; SSE4-NEXT:    paddd %xmm15, %xmm5
+; SSE4-NEXT:    pmovsxwd %xmm4, %xmm0
+; SSE4-NEXT:    paddd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 16-byte Folded Reload
+; SSE4-NEXT:    psrld $1, %xmm8
+; SSE4-NEXT:    psrld $1, %xmm3
+; SSE4-NEXT:    psrld $1, %xmm7
+; SSE4-NEXT:    psrld $1, %xmm2
+; SSE4-NEXT:    psrld $1, %xmm6
+; SSE4-NEXT:    psrld $1, %xmm1
+; SSE4-NEXT:    psrld $1, %xmm5
+; SSE4-NEXT:    psrld $1, %xmm0
+; SSE4-NEXT:    pxor %xmm4, %xmm4
+; SSE4-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0],xmm4[1],xmm0[2],xmm4[3],xmm0[4],xmm4[5],xmm0[6],xmm4[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm5 = xmm5[0],xmm4[1],xmm5[2],xmm4[3],xmm5[4],xmm4[5],xmm5[6],xmm4[7]
+; SSE4-NEXT:    packusdw %xmm5, %xmm0
+; SSE4-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0],xmm4[1],xmm1[2],xmm4[3],xmm1[4],xmm4[5],xmm1[6],xmm4[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm6 = xmm6[0],xmm4[1],xmm6[2],xmm4[3],xmm6[4],xmm4[5],xmm6[6],xmm4[7]
+; SSE4-NEXT:    packusdw %xmm6, %xmm1
+; SSE4-NEXT:    pblendw {{.*#+}} xmm2 = xmm2[0],xmm4[1],xmm2[2],xmm4[3],xmm2[4],xmm4[5],xmm2[6],xmm4[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm7 = xmm7[0],xmm4[1],xmm7[2],xmm4[3],xmm7[4],xmm4[5],xmm7[6],xmm4[7]
+; SSE4-NEXT:    packusdw %xmm7, %xmm2
+; SSE4-NEXT:    pblendw {{.*#+}} xmm3 = xmm3[0],xmm4[1],xmm3[2],xmm4[3],xmm3[4],xmm4[5],xmm3[6],xmm4[7]
+; SSE4-NEXT:    pblendw {{.*#+}} xmm8 = xmm8[0],xmm4[1],xmm8[2],xmm4[3],xmm8[4],xmm4[5],xmm8[6],xmm4[7]
+; SSE4-NEXT:    packusdw %xmm8, %xmm3
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v32i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm5
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm6 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm6, %xmm6
+; AVX1-NEXT:    vpmovsxwd %xmm1, %xmm1
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm7 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm7, %xmm7
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm8
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm9 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm9, %xmm9
+; AVX1-NEXT:    vpmovsxwd %xmm0, %xmm0
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm10 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm10, %xmm10
+; AVX1-NEXT:    vpaddd %xmm4, %xmm10, %xmm4
+; AVX1-NEXT:    vpmovsxwd %xmm3, %xmm10
+; AVX1-NEXT:    vpaddd %xmm5, %xmm10, %xmm5
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm3
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm10 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm10, %xmm10
+; AVX1-NEXT:    vpaddd %xmm6, %xmm10, %xmm6
+; AVX1-NEXT:    vpmovsxwd %xmm3, %xmm3
+; AVX1-NEXT:    vpaddd %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm3, %xmm3
+; AVX1-NEXT:    vpaddd %xmm3, %xmm7, %xmm3
+; AVX1-NEXT:    vpmovsxwd %xmm2, %xmm7
+; AVX1-NEXT:    vpaddd %xmm7, %xmm8, %xmm7
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm2
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm8 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxwd %xmm8, %xmm8
+; AVX1-NEXT:    vpaddd %xmm8, %xmm9, %xmm8
+; AVX1-NEXT:    vpmovsxwd %xmm2, %xmm2
+; AVX1-NEXT:    vpaddd %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm4, %xmm2
+; AVX1-NEXT:    vpsrld $1, %xmm5, %xmm4
+; AVX1-NEXT:    vpsrld $1, %xmm6, %xmm5
+; AVX1-NEXT:    vpsrld $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrld $1, %xmm7, %xmm6
+; AVX1-NEXT:    vpsrld $1, %xmm8, %xmm7
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpxor %xmm8, %xmm8, %xmm8
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0],xmm8[1],xmm0[2],xmm8[3],xmm0[4],xmm8[5],xmm0[6],xmm8[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm7 = xmm7[0],xmm8[1],xmm7[2],xmm8[3],xmm7[4],xmm8[5],xmm7[6],xmm8[7]
+; AVX1-NEXT:    vpackusdw %xmm7, %xmm0, %xmm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm6 = xmm6[0],xmm8[1],xmm6[2],xmm8[3],xmm6[4],xmm8[5],xmm6[6],xmm8[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm3 = xmm3[0],xmm8[1],xmm3[2],xmm8[3],xmm3[4],xmm8[5],xmm3[6],xmm8[7]
+; AVX1-NEXT:    vpackusdw %xmm3, %xmm6, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm8[1],xmm1[2],xmm8[3],xmm1[4],xmm8[5],xmm1[6],xmm8[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm3 = xmm5[0],xmm8[1],xmm5[2],xmm8[3],xmm5[4],xmm8[5],xmm5[6],xmm8[7]
+; AVX1-NEXT:    vpackusdw %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm3 = xmm4[0],xmm8[1],xmm4[2],xmm8[3],xmm4[4],xmm8[5],xmm4[6],xmm8[7]
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0],xmm8[1],xmm2[2],xmm8[3],xmm2[4],xmm8[5],xmm2[6],xmm8[7]
+; AVX1-NEXT:    vpackusdw %xmm2, %xmm3, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v32i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovsxwd %xmm1, %ymm4
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vpmovsxwd %xmm1, %ymm1
+; AVX2-NEXT:    vpmovsxwd %xmm0, %ymm5
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vpmovsxwd %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxwd %xmm3, %ymm6
+; AVX2-NEXT:    vpaddd %ymm6, %ymm4, %ymm4
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm3
+; AVX2-NEXT:    vpmovsxwd %xmm3, %ymm3
+; AVX2-NEXT:    vpaddd %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpmovsxwd %xmm2, %ymm3
+; AVX2-NEXT:    vpaddd %ymm3, %ymm5, %ymm3
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm2
+; AVX2-NEXT:    vpmovsxwd %xmm2, %ymm2
+; AVX2-NEXT:    vpaddd %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm4, %ymm2
+; AVX2-NEXT:    vpsrld $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrld $1, %ymm3, %ymm3
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpxor %xmm4, %xmm4, %xmm4
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm4[1],ymm0[2],ymm4[3],ymm0[4],ymm4[5],ymm0[6],ymm4[7],ymm0[8],ymm4[9],ymm0[10],ymm4[11],ymm0[12],ymm4[13],ymm0[14],ymm4[15]
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm3 = ymm3[0],ymm4[1],ymm3[2],ymm4[3],ymm3[4],ymm4[5],ymm3[6],ymm4[7],ymm3[8],ymm4[9],ymm3[10],ymm4[11],ymm3[12],ymm4[13],ymm3[14],ymm4[15]
+; AVX2-NEXT:    vpackusdw %ymm0, %ymm3, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm1 = ymm1[0],ymm4[1],ymm1[2],ymm4[3],ymm1[4],ymm4[5],ymm1[6],ymm4[7],ymm1[8],ymm4[9],ymm1[10],ymm4[11],ymm1[12],ymm4[13],ymm1[14],ymm4[15]
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm2 = ymm2[0],ymm4[1],ymm2[2],ymm4[3],ymm2[4],ymm4[5],ymm2[6],ymm4[7],ymm2[8],ymm4[9],ymm2[10],ymm4[11],ymm2[12],ymm4[13],ymm2[14],ymm4[15]
+; AVX2-NEXT:    vpackusdw %ymm1, %ymm2, %ymm1
+; AVX2-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v32i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
+; AVX512-NEXT:    vpmovsxwd %ymm2, %zmm2
+; AVX512-NEXT:    vpmovsxwd %ymm0, %zmm0
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm3
+; AVX512-NEXT:    vpmovsxwd %ymm3, %zmm3
+; AVX512-NEXT:    vpaddd %zmm3, %zmm2, %zmm2
+; AVX512-NEXT:    vpmovsxwd %ymm1, %zmm1
+; AVX512-NEXT:    vpaddd %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrld $1, %zmm2, %zmm1
+; AVX512-NEXT:    vpsrld $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovdw %zmm0, %ymm0
+; AVX512-NEXT:    vpmovdw %zmm1, %ymm1
+; AVX512-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = sext <32 x i16> %a0 to <32 x i32>
+  %x1 = sext <32 x i16> %a1 to <32 x i32>
+  %sum = add <32 x i32> %x0, %x1
+  %shift = ashr <32 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <32 x i32> %shift to <32 x i16>
+  ret <32 x i16> %res
+}
+
+define <16 x i32> @test_fixed_v16i32(<16 x i32> %a0, <16 x i32> %a1) {
+; SSE-LABEL: test_fixed_v16i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm8
+; SSE-NEXT:    pand %xmm7, %xmm8
+; SSE-NEXT:    movdqa %xmm2, %xmm9
+; SSE-NEXT:    pand %xmm6, %xmm9
+; SSE-NEXT:    movdqa %xmm1, %xmm10
+; SSE-NEXT:    pand %xmm5, %xmm10
+; SSE-NEXT:    movdqa %xmm0, %xmm11
+; SSE-NEXT:    pand %xmm4, %xmm11
+; SSE-NEXT:    pxor %xmm4, %xmm0
+; SSE-NEXT:    pxor %xmm5, %xmm1
+; SSE-NEXT:    pxor %xmm6, %xmm2
+; SSE-NEXT:    pxor %xmm7, %xmm3
+; SSE-NEXT:    psrad $1, %xmm3
+; SSE-NEXT:    paddd %xmm8, %xmm3
+; SSE-NEXT:    psrad $1, %xmm2
+; SSE-NEXT:    paddd %xmm9, %xmm2
+; SSE-NEXT:    psrad $1, %xmm1
+; SSE-NEXT:    paddd %xmm10, %xmm1
+; SSE-NEXT:    psrad $1, %xmm0
+; SSE-NEXT:    paddd %xmm11, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vandps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsrad $1, %xmm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrad $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpaddd %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpaddd %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpaddd %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpaddd %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrad $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpaddd %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrad $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddd %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpandd %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxord %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsrad $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpaddd %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %and = and <16 x i32> %a0, %a1
+  %xor = xor <16 x i32> %a1, %a0
+  %shift = ashr <16 x i32> %xor, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = add <16 x i32> %and, %shift
+  ret <16 x i32> %res
+}
+
+define <16 x i32> @test_ext_v16i32(<16 x i32> %a0, <16 x i32> %a1) {
+; SSE2-LABEL: test_ext_v16i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    pxor %xmm9, %xmm9
+; SSE2-NEXT:    pcmpgtd %xmm3, %xmm9
+; SSE2-NEXT:    pshufd {{.*#+}} xmm13 = xmm3[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm9[0],xmm3[1],xmm9[1]
+; SSE2-NEXT:    pxor %xmm9, %xmm9
+; SSE2-NEXT:    pcmpgtd %xmm13, %xmm9
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm13 = xmm13[0],xmm9[0],xmm13[1],xmm9[1]
+; SSE2-NEXT:    pxor %xmm9, %xmm9
+; SSE2-NEXT:    pcmpgtd %xmm2, %xmm9
+; SSE2-NEXT:    pshufd {{.*#+}} xmm12 = xmm2[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm9[0],xmm2[1],xmm9[1]
+; SSE2-NEXT:    pxor %xmm9, %xmm9
+; SSE2-NEXT:    pcmpgtd %xmm12, %xmm9
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm12 = xmm12[0],xmm9[0],xmm12[1],xmm9[1]
+; SSE2-NEXT:    pxor %xmm9, %xmm9
+; SSE2-NEXT:    pcmpgtd %xmm1, %xmm9
+; SSE2-NEXT:    pshufd {{.*#+}} xmm11 = xmm1[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm9[0],xmm1[1],xmm9[1]
+; SSE2-NEXT:    pxor %xmm9, %xmm9
+; SSE2-NEXT:    pcmpgtd %xmm11, %xmm9
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm11 = xmm11[0],xmm9[0],xmm11[1],xmm9[1]
+; SSE2-NEXT:    pxor %xmm10, %xmm10
+; SSE2-NEXT:    pcmpgtd %xmm0, %xmm10
+; SSE2-NEXT:    pshufd {{.*#+}} xmm9 = xmm0[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm10[0],xmm0[1],xmm10[1]
+; SSE2-NEXT:    pxor %xmm10, %xmm10
+; SSE2-NEXT:    pcmpgtd %xmm9, %xmm10
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm9 = xmm9[0],xmm10[0],xmm9[1],xmm10[1]
+; SSE2-NEXT:    pxor %xmm14, %xmm14
+; SSE2-NEXT:    pcmpgtd %xmm7, %xmm14
+; SSE2-NEXT:    pshufd {{.*#+}} xmm10 = xmm7[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm14[0],xmm7[1],xmm14[1]
+; SSE2-NEXT:    paddq %xmm7, %xmm3
+; SSE2-NEXT:    pxor %xmm7, %xmm7
+; SSE2-NEXT:    pcmpgtd %xmm10, %xmm7
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm10 = xmm10[0],xmm7[0],xmm10[1],xmm7[1]
+; SSE2-NEXT:    paddq %xmm13, %xmm10
+; SSE2-NEXT:    pxor %xmm13, %xmm13
+; SSE2-NEXT:    pcmpgtd %xmm6, %xmm13
+; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm6[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm13[0],xmm6[1],xmm13[1]
+; SSE2-NEXT:    paddq %xmm6, %xmm2
+; SSE2-NEXT:    pxor %xmm6, %xmm6
+; SSE2-NEXT:    pcmpgtd %xmm7, %xmm6
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm6[0],xmm7[1],xmm6[1]
+; SSE2-NEXT:    paddq %xmm12, %xmm7
+; SSE2-NEXT:    pxor %xmm12, %xmm12
+; SSE2-NEXT:    pcmpgtd %xmm5, %xmm12
+; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm5[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm12[0],xmm5[1],xmm12[1]
+; SSE2-NEXT:    paddq %xmm5, %xmm1
+; SSE2-NEXT:    pxor %xmm5, %xmm5
+; SSE2-NEXT:    pcmpgtd %xmm6, %xmm5
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm5[0],xmm6[1],xmm5[1]
+; SSE2-NEXT:    paddq %xmm11, %xmm6
+; SSE2-NEXT:    pxor %xmm11, %xmm11
+; SSE2-NEXT:    pcmpgtd %xmm4, %xmm11
+; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm4[2,3,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm11[0],xmm4[1],xmm11[1]
+; SSE2-NEXT:    paddq %xmm4, %xmm0
+; SSE2-NEXT:    pcmpgtd %xmm5, %xmm8
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm8[0],xmm5[1],xmm8[1]
+; SSE2-NEXT:    paddq %xmm9, %xmm5
+; SSE2-NEXT:    psrlq $1, %xmm3
+; SSE2-NEXT:    psrlq $1, %xmm10
+; SSE2-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,2],xmm10[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm2
+; SSE2-NEXT:    psrlq $1, %xmm7
+; SSE2-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm7[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm1
+; SSE2-NEXT:    psrlq $1, %xmm6
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm6[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm5
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm5[0,2]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v16i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pmovsxdq %xmm3, %xmm8
+; SSE4-NEXT:    pshufd {{.*#+}} xmm3 = xmm3[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm3, %xmm9
+; SSE4-NEXT:    pmovsxdq %xmm2, %xmm10
+; SSE4-NEXT:    pshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm2, %xmm11
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm12
+; SSE4-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm1, %xmm13
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm14
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm15
+; SSE4-NEXT:    pmovsxdq %xmm7, %xmm3
+; SSE4-NEXT:    paddq %xmm8, %xmm3
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm7[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm7
+; SSE4-NEXT:    paddq %xmm9, %xmm7
+; SSE4-NEXT:    pmovsxdq %xmm6, %xmm2
+; SSE4-NEXT:    paddq %xmm10, %xmm2
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm6[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm6
+; SSE4-NEXT:    paddq %xmm11, %xmm6
+; SSE4-NEXT:    pmovsxdq %xmm5, %xmm1
+; SSE4-NEXT:    paddq %xmm12, %xmm1
+; SSE4-NEXT:    pshufd {{.*#+}} xmm0 = xmm5[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm0, %xmm5
+; SSE4-NEXT:    paddq %xmm13, %xmm5
+; SSE4-NEXT:    pmovsxdq %xmm4, %xmm0
+; SSE4-NEXT:    paddq %xmm14, %xmm0
+; SSE4-NEXT:    pshufd {{.*#+}} xmm4 = xmm4[2,3,2,3]
+; SSE4-NEXT:    pmovsxdq %xmm4, %xmm4
+; SSE4-NEXT:    paddq %xmm15, %xmm4
+; SSE4-NEXT:    psrlq $1, %xmm3
+; SSE4-NEXT:    psrlq $1, %xmm7
+; SSE4-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,2],xmm7[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    psrlq $1, %xmm6
+; SSE4-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm6[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    psrlq $1, %xmm5
+; SSE4-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm5[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm4
+; SSE4-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm4[0,2]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm4
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm5 = xmm4[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm5, %xmm5
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm6 = xmm1[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm6, %xmm6
+; AVX1-NEXT:    vpmovsxdq %xmm4, %xmm4
+; AVX1-NEXT:    vpmovsxdq %xmm1, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm7
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm8 = xmm7[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm8, %xmm8
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm9 = xmm0[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm9, %xmm9
+; AVX1-NEXT:    vpmovsxdq %xmm7, %xmm7
+; AVX1-NEXT:    vpmovsxdq %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm10
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm11 = xmm10[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm11, %xmm11
+; AVX1-NEXT:    vpaddq %xmm5, %xmm11, %xmm5
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm11 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm11, %xmm11
+; AVX1-NEXT:    vpaddq %xmm6, %xmm11, %xmm6
+; AVX1-NEXT:    vpmovsxdq %xmm10, %xmm10
+; AVX1-NEXT:    vpaddq %xmm4, %xmm10, %xmm4
+; AVX1-NEXT:    vpmovsxdq %xmm3, %xmm3
+; AVX1-NEXT:    vpaddq %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm10 = xmm3[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm10, %xmm10
+; AVX1-NEXT:    vpaddq %xmm10, %xmm8, %xmm8
+; AVX1-NEXT:    vpshufd {{.*#+}} xmm10 = xmm2[2,3,2,3]
+; AVX1-NEXT:    vpmovsxdq %xmm10, %xmm10
+; AVX1-NEXT:    vpaddq %xmm10, %xmm9, %xmm9
+; AVX1-NEXT:    vpmovsxdq %xmm3, %xmm3
+; AVX1-NEXT:    vpaddq %xmm3, %xmm7, %xmm3
+; AVX1-NEXT:    vpmovsxdq %xmm2, %xmm2
+; AVX1-NEXT:    vpaddq %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm5, %xmm2
+; AVX1-NEXT:    vpsrlq $1, %xmm6, %xmm5
+; AVX1-NEXT:    vpsrlq $1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm8, %xmm6
+; AVX1-NEXT:    vpsrlq $1, %xmm9, %xmm7
+; AVX1-NEXT:    vpsrlq $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm0, %ymm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm6, %ymm7, %ymm3
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm3[0,2],ymm0[4,6],ymm3[4,6]
+; AVX1-NEXT:    vinsertf128 $1, %xmm4, %ymm1, %ymm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm5, %ymm2
+; AVX1-NEXT:    vshufps {{.*#+}} ymm1 = ymm1[0,2],ymm2[0,2],ymm1[4,6],ymm2[4,6]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm4
+; AVX2-NEXT:    vpmovsxdq %xmm4, %ymm4
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm5
+; AVX2-NEXT:    vpmovsxdq %xmm5, %ymm5
+; AVX2-NEXT:    vpmovsxdq %xmm0, %ymm0
+; AVX2-NEXT:    vpmovsxdq %xmm1, %ymm1
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm6
+; AVX2-NEXT:    vpmovsxdq %xmm6, %ymm6
+; AVX2-NEXT:    vpaddq %ymm6, %ymm4, %ymm4
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm6
+; AVX2-NEXT:    vpmovsxdq %xmm6, %ymm6
+; AVX2-NEXT:    vpaddq %ymm6, %ymm5, %ymm5
+; AVX2-NEXT:    vpmovsxdq %xmm2, %ymm2
+; AVX2-NEXT:    vpaddq %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpmovsxdq %xmm3, %ymm2
+; AVX2-NEXT:    vpaddq %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm0[2,3],ymm5[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm2, %ymm2
+; AVX2-NEXT:    vinserti128 $1, %xmm5, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm2[0,2],ymm0[4,6],ymm2[4,6]
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm1[2,3],ymm4[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm2, %ymm2
+; AVX2-NEXT:    vinserti128 $1, %xmm4, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vshufps {{.*#+}} ymm1 = ymm1[0,2],ymm2[0,2],ymm1[4,6],ymm2[4,6]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
+; AVX512-NEXT:    vpmovsxdq %ymm2, %zmm2
+; AVX512-NEXT:    vpmovsxdq %ymm0, %zmm0
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm3
+; AVX512-NEXT:    vpmovsxdq %ymm3, %zmm3
+; AVX512-NEXT:    vpaddq %zmm3, %zmm2, %zmm2
+; AVX512-NEXT:    vpmovsxdq %ymm1, %zmm1
+; AVX512-NEXT:    vpaddq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm2, %zmm1
+; AVX512-NEXT:    vpsrlq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovqd %zmm0, %ymm0
+; AVX512-NEXT:    vpmovqd %zmm1, %ymm1
+; AVX512-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = sext <16 x i32> %a0 to <16 x i64>
+  %x1 = sext <16 x i32> %a1 to <16 x i64>
+  %sum = add <16 x i64> %x0, %x1
+  %shift = ashr <16 x i64> %sum, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <16 x i64> %shift to <16 x i32>
+  ret <16 x i32> %res
+}
+
+define <8 x i64> @test_fixed_v8i64(<8 x i64> %a0, <8 x i64> %a1) {
+; SSE2-LABEL: test_fixed_v8i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    movdqa %xmm3, %xmm11
+; SSE2-NEXT:    pand %xmm7, %xmm11
+; SSE2-NEXT:    movdqa %xmm2, %xmm10
+; SSE2-NEXT:    pand %xmm6, %xmm10
+; SSE2-NEXT:    movdqa %xmm1, %xmm9
+; SSE2-NEXT:    pand %xmm5, %xmm9
+; SSE2-NEXT:    movdqa %xmm0, %xmm8
+; SSE2-NEXT:    pand %xmm4, %xmm8
+; SSE2-NEXT:    pxor %xmm0, %xmm4
+; SSE2-NEXT:    pxor %xmm1, %xmm5
+; SSE2-NEXT:    pxor %xmm2, %xmm6
+; SSE2-NEXT:    pxor %xmm3, %xmm7
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm7[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm7
+; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm7[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm0[0],xmm3[1],xmm0[1]
+; SSE2-NEXT:    paddq %xmm11, %xmm3
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm6[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm6
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm6[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1]
+; SSE2-NEXT:    paddq %xmm10, %xmm2
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm5[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm5
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm5[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
+; SSE2-NEXT:    paddq %xmm9, %xmm1
+; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm4[1,3,2,3]
+; SSE2-NEXT:    psrad $1, %xmm5
+; SSE2-NEXT:    psrlq $1, %xmm4
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm4[0,2,2,3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1]
+; SSE2-NEXT:    paddq %xmm8, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_fixed_v8i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm3, %xmm10
+; SSE4-NEXT:    pand %xmm7, %xmm10
+; SSE4-NEXT:    movdqa %xmm2, %xmm11
+; SSE4-NEXT:    pand %xmm6, %xmm11
+; SSE4-NEXT:    movdqa %xmm1, %xmm9
+; SSE4-NEXT:    pand %xmm5, %xmm9
+; SSE4-NEXT:    movdqa %xmm0, %xmm8
+; SSE4-NEXT:    pand %xmm4, %xmm8
+; SSE4-NEXT:    pxor %xmm4, %xmm0
+; SSE4-NEXT:    pxor %xmm5, %xmm1
+; SSE4-NEXT:    pxor %xmm6, %xmm2
+; SSE4-NEXT:    pxor %xmm7, %xmm3
+; SSE4-NEXT:    movdqa %xmm3, %xmm4
+; SSE4-NEXT:    psrad $1, %xmm4
+; SSE4-NEXT:    psrlq $1, %xmm3
+; SSE4-NEXT:    pblendw {{.*#+}} xmm3 = xmm3[0,1],xmm4[2,3],xmm3[4,5],xmm4[6,7]
+; SSE4-NEXT:    paddq %xmm10, %xmm3
+; SSE4-NEXT:    movdqa %xmm2, %xmm4
+; SSE4-NEXT:    psrad $1, %xmm4
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    pblendw {{.*#+}} xmm2 = xmm2[0,1],xmm4[2,3],xmm2[4,5],xmm4[6,7]
+; SSE4-NEXT:    paddq %xmm11, %xmm2
+; SSE4-NEXT:    movdqa %xmm1, %xmm4
+; SSE4-NEXT:    psrad $1, %xmm4
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0,1],xmm4[2,3],xmm1[4,5],xmm4[6,7]
+; SSE4-NEXT:    paddq %xmm9, %xmm1
+; SSE4-NEXT:    movdqa %xmm0, %xmm4
+; SSE4-NEXT:    psrad $1, %xmm4
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm4[2,3],xmm0[4,5],xmm4[6,7]
+; SSE4-NEXT:    paddq %xmm8, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v8i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vandps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsrad $1, %xmm1, %xmm2
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm3
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm2 = xmm3[0,1],xmm2[2,3],xmm3[4,5],xmm2[6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrad $1, %xmm1, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm3[2,3],xmm1[4,5],xmm3[6,7]
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm6
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm3 = xmm6[0,1],xmm3[2,3],xmm6[4,5],xmm3[6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrad $1, %xmm0, %xmm6
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm6[2,3],xmm0[4,5],xmm6[6,7]
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpaddq %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpaddq %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpaddq %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpaddq %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v8i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrad $1, %ymm1, %ymm2
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm1 = ymm1[0],ymm2[1],ymm1[2],ymm2[3],ymm1[4],ymm2[5],ymm1[6],ymm2[7]
+; AVX2-NEXT:    vpaddq %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrad $1, %ymm0, %ymm2
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0],ymm2[1],ymm0[2],ymm2[3],ymm0[4],ymm2[5],ymm0[6],ymm2[7]
+; AVX2-NEXT:    vpaddq %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v8i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpandq %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxorq %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsraq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpaddq %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %and = and <8 x i64> %a0, %a1
+  %xor = xor <8 x i64> %a1, %a0
+  %shift = ashr <8 x i64> %xor, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = add <8 x i64> %and, %shift
+  ret <8 x i64> %res
+}
+
+define <8 x i64> @test_ext_v8i64(<8 x i64> %a0, <8 x i64> %a1) {
+; SSE2-LABEL: test_ext_v8i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pushq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    pushq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    pushq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    pushq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    pushq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    pushq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 56
+; SSE2-NEXT:    pushq %rax
+; SSE2-NEXT:    .cfi_def_cfa_offset 64
+; SSE2-NEXT:    .cfi_offset %rbx, -56
+; SSE2-NEXT:    .cfi_offset %r12, -48
+; SSE2-NEXT:    .cfi_offset %r13, -40
+; SSE2-NEXT:    .cfi_offset %r14, -32
+; SSE2-NEXT:    .cfi_offset %r15, -24
+; SSE2-NEXT:    .cfi_offset %rbp, -16
+; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm3[2,3,2,3]
+; SSE2-NEXT:    movq %xmm8, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %rcx, (%rsp) # 8-byte Spill
+; SSE2-NEXT:    movq %xmm3, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm2[2,3,2,3]
+; SSE2-NEXT:    movq %xmm3, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %xmm2, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm2, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %rax, %rcx
+; SSE2-NEXT:    sarq $63, %rcx
+; SSE2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    movq %xmm1, %rbp
+; SSE2-NEXT:    movq %rbp, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %rbp
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm1, %rbx
+; SSE2-NEXT:    movq %rbx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %rbx
+; SSE2-NEXT:    movq %xmm0, %r15
+; SSE2-NEXT:    movq %r15, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %r15
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm7[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r10
+; SSE2-NEXT:    movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %r10
+; SSE2-NEXT:    movq %xmm7, %r9
+; SSE2-NEXT:    movq %r9, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %r9
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm6[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r12
+; SSE2-NEXT:    movq %r12, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %r12
+; SSE2-NEXT:    movq %xmm6, %r13
+; SSE2-NEXT:    movq %r13, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    sarq $63, %r13
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm5[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r14
+; SSE2-NEXT:    movq %r14, %rsi
+; SSE2-NEXT:    sarq $63, %rsi
+; SSE2-NEXT:    movq %xmm5, %r11
+; SSE2-NEXT:    movq %r11, %rdx
+; SSE2-NEXT:    sarq $63, %rdx
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm4[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r8
+; SSE2-NEXT:    movq %r8, %rdi
+; SSE2-NEXT:    sarq $63, %rdi
+; SSE2-NEXT:    movq %xmm4, %rcx
+; SSE2-NEXT:    movq %rcx, %rax
+; SSE2-NEXT:    sarq $63, %rax
+; SSE2-NEXT:    addq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; SSE2-NEXT:    adcq %r15, %rax
+; SSE2-NEXT:    addq %r8, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; SSE2-NEXT:    adcq %rbx, %rdi
+; SSE2-NEXT:    addq %r11, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; SSE2-NEXT:    adcq %rbp, %rdx
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r15 # 8-byte Reload
+; SSE2-NEXT:    addq %r14, %r15
+; SSE2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Folded Reload
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Reload
+; SSE2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Folded Reload
+; SSE2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r13 # 8-byte Folded Reload
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Reload
+; SSE2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; SSE2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r12 # 8-byte Folded Reload
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; SSE2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Folded Reload
+; SSE2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r9 # 8-byte Folded Reload
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; SSE2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Folded Reload
+; SSE2-NEXT:    adcq (%rsp), %r10 # 8-byte Folded Reload
+; SSE2-NEXT:    shldq $63, %rcx, %r10
+; SSE2-NEXT:    shldq $63, %r8, %r9
+; SSE2-NEXT:    shldq $63, %r11, %r12
+; SSE2-NEXT:    shldq $63, %rbx, %r13
+; SSE2-NEXT:    shldq $63, %r15, %rsi
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; SSE2-NEXT:    shldq $63, %rcx, %rdx
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; SSE2-NEXT:    shldq $63, %rcx, %rdi
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; SSE2-NEXT:    shldq $63, %rcx, %rax
+; SSE2-NEXT:    movq %rax, %xmm0
+; SSE2-NEXT:    movq %rdi, %xmm4
+; SSE2-NEXT:    movq %rdx, %xmm1
+; SSE2-NEXT:    movq %rsi, %xmm5
+; SSE2-NEXT:    movq %r13, %xmm2
+; SSE2-NEXT:    movq %r12, %xmm6
+; SSE2-NEXT:    movq %r9, %xmm3
+; SSE2-NEXT:    movq %r10, %xmm7
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm5[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm6[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm7[0]
+; SSE2-NEXT:    addq $8, %rsp
+; SSE2-NEXT:    .cfi_def_cfa_offset 56
+; SSE2-NEXT:    popq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    popq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    popq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    popq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    popq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    popq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 8
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pushq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    pushq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    pushq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    pushq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    pushq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    pushq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 56
+; SSE4-NEXT:    pushq %rax
+; SSE4-NEXT:    .cfi_def_cfa_offset 64
+; SSE4-NEXT:    .cfi_offset %rbx, -56
+; SSE4-NEXT:    .cfi_offset %r12, -48
+; SSE4-NEXT:    .cfi_offset %r13, -40
+; SSE4-NEXT:    .cfi_offset %r14, -32
+; SSE4-NEXT:    .cfi_offset %r15, -24
+; SSE4-NEXT:    .cfi_offset %rbp, -16
+; SSE4-NEXT:    movq %xmm3, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %rcx, (%rsp) # 8-byte Spill
+; SSE4-NEXT:    pextrq $1, %xmm3, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %xmm2, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    pextrq $1, %xmm2, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %xmm1, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    movq %rax, %rcx
+; SSE4-NEXT:    sarq $63, %rcx
+; SSE4-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    pextrq $1, %xmm1, %rbp
+; SSE4-NEXT:    movq %rbp, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %rbp
+; SSE4-NEXT:    movq %xmm0, %rbx
+; SSE4-NEXT:    movq %rbx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %rbx
+; SSE4-NEXT:    pextrq $1, %xmm0, %r14
+; SSE4-NEXT:    movq %r14, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %r14
+; SSE4-NEXT:    movq %xmm7, %r10
+; SSE4-NEXT:    movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %r10
+; SSE4-NEXT:    pextrq $1, %xmm7, %r9
+; SSE4-NEXT:    movq %r9, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %r9
+; SSE4-NEXT:    movq %xmm6, %r15
+; SSE4-NEXT:    movq %r15, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %r15
+; SSE4-NEXT:    pextrq $1, %xmm6, %r13
+; SSE4-NEXT:    movq %r13, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    sarq $63, %r13
+; SSE4-NEXT:    movq %xmm5, %r12
+; SSE4-NEXT:    movq %r12, %rsi
+; SSE4-NEXT:    sarq $63, %rsi
+; SSE4-NEXT:    pextrq $1, %xmm5, %r11
+; SSE4-NEXT:    movq %r11, %rdx
+; SSE4-NEXT:    sarq $63, %rdx
+; SSE4-NEXT:    movq %xmm4, %r8
+; SSE4-NEXT:    movq %r8, %rdi
+; SSE4-NEXT:    sarq $63, %rdi
+; SSE4-NEXT:    pextrq $1, %xmm4, %rcx
+; SSE4-NEXT:    movq %rcx, %rax
+; SSE4-NEXT:    sarq $63, %rax
+; SSE4-NEXT:    addq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; SSE4-NEXT:    adcq %r14, %rax
+; SSE4-NEXT:    addq %r8, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; SSE4-NEXT:    adcq %rbx, %rdi
+; SSE4-NEXT:    addq %r11, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; SSE4-NEXT:    adcq %rbp, %rdx
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r14 # 8-byte Reload
+; SSE4-NEXT:    addq %r12, %r14
+; SSE4-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Folded Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Reload
+; SSE4-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Folded Reload
+; SSE4-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r13 # 8-byte Folded Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Reload
+; SSE4-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; SSE4-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r15 # 8-byte Folded Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; SSE4-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Folded Reload
+; SSE4-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r9 # 8-byte Folded Reload
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; SSE4-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Folded Reload
+; SSE4-NEXT:    adcq (%rsp), %r10 # 8-byte Folded Reload
+; SSE4-NEXT:    shldq $63, %rcx, %r10
+; SSE4-NEXT:    shldq $63, %r8, %r9
+; SSE4-NEXT:    shldq $63, %r11, %r15
+; SSE4-NEXT:    shldq $63, %rbx, %r13
+; SSE4-NEXT:    shldq $63, %r14, %rsi
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; SSE4-NEXT:    shldq $63, %rcx, %rdx
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; SSE4-NEXT:    shldq $63, %rcx, %rdi
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; SSE4-NEXT:    shldq $63, %rcx, %rax
+; SSE4-NEXT:    movq %rax, %xmm4
+; SSE4-NEXT:    movq %rdi, %xmm0
+; SSE4-NEXT:    movq %rdx, %xmm5
+; SSE4-NEXT:    movq %rsi, %xmm1
+; SSE4-NEXT:    movq %r13, %xmm6
+; SSE4-NEXT:    movq %r15, %xmm2
+; SSE4-NEXT:    movq %r9, %xmm7
+; SSE4-NEXT:    movq %r10, %xmm3
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm5[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm6[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm7[0]
+; SSE4-NEXT:    addq $8, %rsp
+; SSE4-NEXT:    .cfi_def_cfa_offset 56
+; SSE4-NEXT:    popq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    popq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    popq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    popq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    popq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    popq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 8
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    pushq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    pushq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    pushq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    pushq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    pushq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    pushq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 56
+; AVX1-NEXT:    pushq %rax
+; AVX1-NEXT:    .cfi_def_cfa_offset 64
+; AVX1-NEXT:    .cfi_offset %rbx, -56
+; AVX1-NEXT:    .cfi_offset %r12, -48
+; AVX1-NEXT:    .cfi_offset %r13, -40
+; AVX1-NEXT:    .cfi_offset %r14, -32
+; AVX1-NEXT:    .cfi_offset %r15, -24
+; AVX1-NEXT:    .cfi_offset %rbp, -16
+; AVX1-NEXT:    vmovq %xmm1, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    movq %rcx, (%rsp) # 8-byte Spill
+; AVX1-NEXT:    vpextrq $1, %xmm1, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vmovq %xmm1, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    vpextrq $1, %xmm1, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    vmovq %xmm0, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    movq %rax, %rcx
+; AVX1-NEXT:    sarq $63, %rcx
+; AVX1-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rbp
+; AVX1-NEXT:    movq %rbp, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %rbp
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %rbx
+; AVX1-NEXT:    movq %rbx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %rbx
+; AVX1-NEXT:    vpextrq $1, %xmm0, %r15
+; AVX1-NEXT:    movq %r15, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %r15
+; AVX1-NEXT:    vmovq %xmm3, %r9
+; AVX1-NEXT:    movq %r9, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %r9
+; AVX1-NEXT:    vpextrq $1, %xmm3, %r10
+; AVX1-NEXT:    movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %r10
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %r12
+; AVX1-NEXT:    movq %r12, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %r12
+; AVX1-NEXT:    vpextrq $1, %xmm0, %r13
+; AVX1-NEXT:    movq %r13, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    sarq $63, %r13
+; AVX1-NEXT:    vmovq %xmm2, %r14
+; AVX1-NEXT:    movq %r14, %rsi
+; AVX1-NEXT:    sarq $63, %rsi
+; AVX1-NEXT:    vpextrq $1, %xmm2, %r11
+; AVX1-NEXT:    movq %r11, %rdx
+; AVX1-NEXT:    sarq $63, %rdx
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %r8
+; AVX1-NEXT:    movq %r8, %rdi
+; AVX1-NEXT:    sarq $63, %rdi
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rcx
+; AVX1-NEXT:    movq %rcx, %rax
+; AVX1-NEXT:    sarq $63, %rax
+; AVX1-NEXT:    addq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX1-NEXT:    adcq %r15, %rax
+; AVX1-NEXT:    addq %r8, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX1-NEXT:    adcq %rbx, %rdi
+; AVX1-NEXT:    addq %r11, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX1-NEXT:    adcq %rbp, %rdx
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r15 # 8-byte Reload
+; AVX1-NEXT:    addq %r14, %r15
+; AVX1-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Folded Reload
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Reload
+; AVX1-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Folded Reload
+; AVX1-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r13 # 8-byte Folded Reload
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Reload
+; AVX1-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; AVX1-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r12 # 8-byte Folded Reload
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; AVX1-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Folded Reload
+; AVX1-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Folded Reload
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX1-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Folded Reload
+; AVX1-NEXT:    adcq (%rsp), %r9 # 8-byte Folded Reload
+; AVX1-NEXT:    shldq $63, %rcx, %r9
+; AVX1-NEXT:    shldq $63, %r8, %r10
+; AVX1-NEXT:    shldq $63, %r11, %r12
+; AVX1-NEXT:    shldq $63, %rbx, %r13
+; AVX1-NEXT:    shldq $63, %r15, %rsi
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX1-NEXT:    shldq $63, %rcx, %rdx
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX1-NEXT:    shldq $63, %rcx, %rdi
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX1-NEXT:    shldq $63, %rcx, %rax
+; AVX1-NEXT:    vmovq %rax, %xmm0
+; AVX1-NEXT:    vmovq %rdi, %xmm1
+; AVX1-NEXT:    vmovq %rdx, %xmm2
+; AVX1-NEXT:    vmovq %rsi, %xmm3
+; AVX1-NEXT:    vmovq %r13, %xmm4
+; AVX1-NEXT:    vmovq %r12, %xmm5
+; AVX1-NEXT:    vmovq %r10, %xmm6
+; AVX1-NEXT:    vmovq %r9, %xmm7
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    addq $8, %rsp
+; AVX1-NEXT:    .cfi_def_cfa_offset 56
+; AVX1-NEXT:    popq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    popq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    popq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    popq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    popq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    popq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 8
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    pushq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    pushq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    pushq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    pushq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    pushq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    pushq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 56
+; AVX2-NEXT:    pushq %rax
+; AVX2-NEXT:    .cfi_def_cfa_offset 64
+; AVX2-NEXT:    .cfi_offset %rbx, -56
+; AVX2-NEXT:    .cfi_offset %r12, -48
+; AVX2-NEXT:    .cfi_offset %r13, -40
+; AVX2-NEXT:    .cfi_offset %r14, -32
+; AVX2-NEXT:    .cfi_offset %r15, -24
+; AVX2-NEXT:    .cfi_offset %rbp, -16
+; AVX2-NEXT:    vmovq %xmm1, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    movq %rcx, (%rsp) # 8-byte Spill
+; AVX2-NEXT:    vpextrq $1, %xmm1, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX2-NEXT:    vmovq %xmm1, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    vpextrq $1, %xmm1, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    vmovq %xmm0, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    movq %rax, %rcx
+; AVX2-NEXT:    sarq $63, %rcx
+; AVX2-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rbp
+; AVX2-NEXT:    movq %rbp, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %rbp
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %rbx
+; AVX2-NEXT:    movq %rbx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %rbx
+; AVX2-NEXT:    vpextrq $1, %xmm0, %r15
+; AVX2-NEXT:    movq %r15, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %r15
+; AVX2-NEXT:    vmovq %xmm3, %r9
+; AVX2-NEXT:    movq %r9, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %r9
+; AVX2-NEXT:    vpextrq $1, %xmm3, %r10
+; AVX2-NEXT:    movq %r10, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %r10
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %r12
+; AVX2-NEXT:    movq %r12, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %r12
+; AVX2-NEXT:    vpextrq $1, %xmm0, %r13
+; AVX2-NEXT:    movq %r13, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    sarq $63, %r13
+; AVX2-NEXT:    vmovq %xmm2, %r14
+; AVX2-NEXT:    movq %r14, %rsi
+; AVX2-NEXT:    sarq $63, %rsi
+; AVX2-NEXT:    vpextrq $1, %xmm2, %r11
+; AVX2-NEXT:    movq %r11, %rdx
+; AVX2-NEXT:    sarq $63, %rdx
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %r8
+; AVX2-NEXT:    movq %r8, %rdi
+; AVX2-NEXT:    sarq $63, %rdi
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rcx
+; AVX2-NEXT:    movq %rcx, %rax
+; AVX2-NEXT:    sarq $63, %rax
+; AVX2-NEXT:    addq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX2-NEXT:    adcq %r15, %rax
+; AVX2-NEXT:    addq %r8, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX2-NEXT:    adcq %rbx, %rdi
+; AVX2-NEXT:    addq %r11, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX2-NEXT:    adcq %rbp, %rdx
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r15 # 8-byte Reload
+; AVX2-NEXT:    addq %r14, %r15
+; AVX2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Folded Reload
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Reload
+; AVX2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Folded Reload
+; AVX2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r13 # 8-byte Folded Reload
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Reload
+; AVX2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; AVX2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r12 # 8-byte Folded Reload
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; AVX2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Folded Reload
+; AVX2-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Folded Reload
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX2-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Folded Reload
+; AVX2-NEXT:    adcq (%rsp), %r9 # 8-byte Folded Reload
+; AVX2-NEXT:    shldq $63, %rcx, %r9
+; AVX2-NEXT:    shldq $63, %r8, %r10
+; AVX2-NEXT:    shldq $63, %r11, %r12
+; AVX2-NEXT:    shldq $63, %rbx, %r13
+; AVX2-NEXT:    shldq $63, %r15, %rsi
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX2-NEXT:    shldq $63, %rcx, %rdx
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX2-NEXT:    shldq $63, %rcx, %rdi
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX2-NEXT:    shldq $63, %rcx, %rax
+; AVX2-NEXT:    vmovq %rax, %xmm0
+; AVX2-NEXT:    vmovq %rdi, %xmm1
+; AVX2-NEXT:    vmovq %rdx, %xmm2
+; AVX2-NEXT:    vmovq %rsi, %xmm3
+; AVX2-NEXT:    vmovq %r13, %xmm4
+; AVX2-NEXT:    vmovq %r12, %xmm5
+; AVX2-NEXT:    vmovq %r10, %xmm6
+; AVX2-NEXT:    vmovq %r9, %xmm7
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm2, %ymm1
+; AVX2-NEXT:    addq $8, %rsp
+; AVX2-NEXT:    .cfi_def_cfa_offset 56
+; AVX2-NEXT:    popq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    popq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    popq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    popq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    popq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    popq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 8
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    pushq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    pushq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    pushq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    pushq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    pushq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    pushq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 56
+; AVX512-NEXT:    pushq %rax
+; AVX512-NEXT:    .cfi_def_cfa_offset 64
+; AVX512-NEXT:    .cfi_offset %rbx, -56
+; AVX512-NEXT:    .cfi_offset %r12, -48
+; AVX512-NEXT:    .cfi_offset %r13, -40
+; AVX512-NEXT:    .cfi_offset %r14, -32
+; AVX512-NEXT:    .cfi_offset %r15, -24
+; AVX512-NEXT:    .cfi_offset %rbp, -16
+; AVX512-NEXT:    vmovq %xmm0, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    movq %rcx, (%rsp) # 8-byte Spill
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX512-NEXT:    vmovq %xmm2, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    vpextrq $1, %xmm2, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
+; AVX512-NEXT:    vmovq %xmm0, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    movq %rax, %rcx
+; AVX512-NEXT:    sarq $63, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    vpextrq $1, %xmm0, %r13
+; AVX512-NEXT:    movq %r13, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r13
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX512-NEXT:    vmovq %xmm0, %r14
+; AVX512-NEXT:    movq %r14, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r14
+; AVX512-NEXT:    vpextrq $1, %xmm0, %r15
+; AVX512-NEXT:    movq %r15, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r15
+; AVX512-NEXT:    vmovq %xmm1, %r9
+; AVX512-NEXT:    movq %r9, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r9
+; AVX512-NEXT:    vpextrq $1, %xmm1, %r11
+; AVX512-NEXT:    movq %r11, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r11
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm0
+; AVX512-NEXT:    vmovq %xmm0, %r12
+; AVX512-NEXT:    movq %r12, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %r12
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rbp
+; AVX512-NEXT:    movq %rbp, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    sarq $63, %rbp
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm0
+; AVX512-NEXT:    vmovq %xmm0, %rbx
+; AVX512-NEXT:    movq %rbx, %rsi
+; AVX512-NEXT:    sarq $63, %rsi
+; AVX512-NEXT:    vpextrq $1, %xmm0, %r10
+; AVX512-NEXT:    movq %r10, %rdx
+; AVX512-NEXT:    sarq $63, %rdx
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX512-NEXT:    vmovq %xmm0, %r8
+; AVX512-NEXT:    movq %r8, %rdi
+; AVX512-NEXT:    sarq $63, %rdi
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rcx
+; AVX512-NEXT:    movq %rcx, %rax
+; AVX512-NEXT:    sarq $63, %rax
+; AVX512-NEXT:    addq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX512-NEXT:    adcq %r15, %rax
+; AVX512-NEXT:    addq %r8, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Folded Spill
+; AVX512-NEXT:    adcq %r14, %rdi
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r15 # 8-byte Reload
+; AVX512-NEXT:    addq %r10, %r15
+; AVX512-NEXT:    adcq %r13, %rdx
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r14 # 8-byte Reload
+; AVX512-NEXT:    addq %rbx, %r14
+; AVX512-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %rsi # 8-byte Folded Reload
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Reload
+; AVX512-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rbx # 8-byte Folded Reload
+; AVX512-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %rbp # 8-byte Folded Reload
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Reload
+; AVX512-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r10 # 8-byte Folded Reload
+; AVX512-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r12 # 8-byte Folded Reload
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Reload
+; AVX512-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %r8 # 8-byte Folded Reload
+; AVX512-NEXT:    adcq {{[-0-9]+}}(%r{{[sb]}}p), %r11 # 8-byte Folded Reload
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX512-NEXT:    addq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Folded Reload
+; AVX512-NEXT:    adcq (%rsp), %r9 # 8-byte Folded Reload
+; AVX512-NEXT:    shldq $63, %rcx, %r9
+; AVX512-NEXT:    shldq $63, %r8, %r11
+; AVX512-NEXT:    shldq $63, %r10, %r12
+; AVX512-NEXT:    shldq $63, %rbx, %rbp
+; AVX512-NEXT:    shldq $63, %r14, %rsi
+; AVX512-NEXT:    shldq $63, %r15, %rdx
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX512-NEXT:    shldq $63, %rcx, %rdi
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rcx # 8-byte Reload
+; AVX512-NEXT:    shldq $63, %rcx, %rax
+; AVX512-NEXT:    vmovq %rax, %xmm0
+; AVX512-NEXT:    vmovq %rdi, %xmm1
+; AVX512-NEXT:    vmovq %rdx, %xmm2
+; AVX512-NEXT:    vmovq %rsi, %xmm3
+; AVX512-NEXT:    vmovq %rbp, %xmm4
+; AVX512-NEXT:    vmovq %r12, %xmm5
+; AVX512-NEXT:    vmovq %r11, %xmm6
+; AVX512-NEXT:    vmovq %r9, %xmm7
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm1, %ymm2, %ymm1
+; AVX512-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; AVX512-NEXT:    addq $8, %rsp
+; AVX512-NEXT:    .cfi_def_cfa_offset 56
+; AVX512-NEXT:    popq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    popq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    popq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    popq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    popq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    popq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 8
+; AVX512-NEXT:    retq
+  %x0 = sext <8 x i64> %a0 to <8 x i128>
+  %x1 = sext <8 x i64> %a1 to <8 x i128>
+  %sum = add <8 x i128> %x0, %x1
+  %shift = ashr <8 x i128> %sum, <i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1>
+  %res = trunc <8 x i128> %shift to <8 x i64>
+  ret <8 x i64> %res
+}
+

diff  --git a/llvm/test/CodeGen/X86/avgflooru.ll b/llvm/test/CodeGen/X86/avgflooru.ll
new file mode 100644
index 00000000000000..e07c1f55991e84
--- /dev/null
+++ b/llvm/test/CodeGen/X86/avgflooru.ll
@@ -0,0 +1,2629 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse2 | FileCheck %s --check-prefixes=SSE,SSE2
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse4.1 | FileCheck %s --check-prefixes=SSE,SSE4
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx | FileCheck %s --check-prefixes=AVX,AVX1
+; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx2 | FileCheck %s --check-prefixes=AVX,AVX2
+; RUN: llc < %s -mtriple=x86_64-- -mcpu=x86-64-v4 | FileCheck %s --check-prefixes=AVX,AVX512
+
+;
+; 128-bit vectors
+;
+
+define <16 x i8> @test_fixed_v16i8(<16 x i8> %a0, <16 x i8> %a1) {
+; SSE-LABEL: test_fixed_v16i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    pand %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm0
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
+; SSE-NEXT:    paddb %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX1-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
+; AVX1-NEXT:    vpaddb %xmm0, %xmm2, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX2-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX2-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
+; AVX2-NEXT:    vpaddb %xmm0, %xmm2, %xmm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX512-NEXT:    vpxor %xmm1, %xmm0, %xmm0
+; AVX512-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX512-NEXT:    vpandd {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to4}, %xmm0, %xmm0
+; AVX512-NEXT:    vpaddb %xmm0, %xmm2, %xmm0
+; AVX512-NEXT:    retq
+  %and = and <16 x i8> %a0, %a1
+  %xor = xor <16 x i8> %a0, %a1
+  %shift = lshr <16 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = add <16 x i8> %and, %shift
+  ret <16 x i8> %res
+}
+
+define <16 x i8> @test_ext_v16i8(<16 x i8> %a0, <16 x i8> %a1) {
+; SSE2-LABEL: test_ext_v16i8:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm2, %xmm2
+; SSE2-NEXT:    movdqa %xmm0, %xmm3
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15]
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
+; SSE2-NEXT:    movdqa %xmm1, %xmm4
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm4 = xmm4[8],xmm2[8],xmm4[9],xmm2[9],xmm4[10],xmm2[10],xmm4[11],xmm2[11],xmm4[12],xmm2[12],xmm4[13],xmm2[13],xmm4[14],xmm2[14],xmm4[15],xmm2[15]
+; SSE2-NEXT:    paddw %xmm3, %xmm4
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
+; SSE2-NEXT:    paddw %xmm1, %xmm0
+; SSE2-NEXT:    psrlw $1, %xmm4
+; SSE2-NEXT:    psrlw $1, %xmm0
+; SSE2-NEXT:    packuswb %xmm4, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v16i8:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pxor %xmm3, %xmm3
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm4 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm0 = xmm0[8],xmm3[8],xmm0[9],xmm3[9],xmm0[10],xmm3[10],xmm0[11],xmm3[11],xmm0[12],xmm3[12],xmm0[13],xmm3[13],xmm0[14],xmm3[14],xmm0[15],xmm3[15]
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm2 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm1 = xmm1[8],xmm3[8],xmm1[9],xmm3[9],xmm1[10],xmm3[10],xmm1[11],xmm3[11],xmm1[12],xmm3[12],xmm1[13],xmm3[13],xmm1[14],xmm3[14],xmm1[15],xmm3[15]
+; SSE4-NEXT:    paddw %xmm0, %xmm1
+; SSE4-NEXT:    paddw %xmm4, %xmm2
+; SSE4-NEXT:    psrlw $1, %xmm1
+; SSE4-NEXT:    psrlw $1, %xmm2
+; SSE4-NEXT:    packuswb %xmm1, %xmm2
+; SSE4-NEXT:    movdqa %xmm2, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm3 = xmm0[8],xmm2[8],xmm0[9],xmm2[9],xmm0[10],xmm2[10],xmm0[11],xmm2[11],xmm0[12],xmm2[12],xmm0[13],xmm2[13],xmm0[14],xmm2[14],xmm0[15],xmm2[15]
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm2 = xmm1[8],xmm2[8],xmm1[9],xmm2[9],xmm1[10],xmm2[10],xmm1[11],xmm2[11],xmm1[12],xmm2[12],xmm1[13],xmm2[13],xmm1[14],xmm2[14],xmm1[15],xmm2[15]
+; AVX1-NEXT:    vpaddw %xmm2, %xmm3, %xmm2
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX1-NEXT:    vpaddw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpackuswb %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero,xmm0[8],zero,xmm0[9],zero,xmm0[10],zero,xmm0[11],zero,xmm0[12],zero,xmm0[13],zero,xmm0[14],zero,xmm0[15],zero
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero,xmm1[8],zero,xmm1[9],zero,xmm1[10],zero,xmm1[11],zero,xmm1[12],zero,xmm1[13],zero,xmm1[14],zero,xmm1[15],zero
+; AVX2-NEXT:    vpaddw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
+; AVX2-NEXT:    vpackuswb %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxbw {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero,xmm0[8],zero,xmm0[9],zero,xmm0[10],zero,xmm0[11],zero,xmm0[12],zero,xmm0[13],zero,xmm0[14],zero,xmm0[15],zero
+; AVX512-NEXT:    vpmovzxbw {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero,xmm1[8],zero,xmm1[9],zero,xmm1[10],zero,xmm1[11],zero,xmm1[12],zero,xmm1[13],zero,xmm1[14],zero,xmm1[15],zero
+; AVX512-NEXT:    vpaddw %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovwb %ymm0, %xmm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %x0 = zext <16 x i8> %a0 to <16 x i16>
+  %x1 = zext <16 x i8> %a1 to <16 x i16>
+  %sum = add <16 x i16> %x0, %x1
+  %shift = lshr <16 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <16 x i16> %shift to <16 x i8>
+  ret <16 x i8> %res
+}
+
+define <8 x i16> @test_fixed_v8i16(<8 x i16> %a0, <8 x i16> %a1) {
+; SSE-LABEL: test_fixed_v8i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    pand %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm0
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    paddw %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v8i16:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX-NEXT:    vpaddw %xmm0, %xmm2, %xmm0
+; AVX-NEXT:    retq
+  %and = and <8 x i16> %a0, %a1
+  %xor = xor <8 x i16> %a1, %a0
+  %shift = lshr <8 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = add <8 x i16> %and, %shift
+  ret <8 x i16> %res
+}
+
+define <8 x i16> @test_ext_v8i16(<8 x i16> %a0, <8 x i16> %a1) {
+; SSE2-LABEL: test_ext_v8i16:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm2, %xmm2
+; SSE2-NEXT:    movdqa %xmm0, %xmm3
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm3 = xmm3[4],xmm2[4],xmm3[5],xmm2[5],xmm3[6],xmm2[6],xmm3[7],xmm2[7]
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; SSE2-NEXT:    movdqa %xmm1, %xmm4
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm4 = xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
+; SSE2-NEXT:    paddd %xmm3, %xmm4
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3]
+; SSE2-NEXT:    paddd %xmm1, %xmm0
+; SSE2-NEXT:    pslld $15, %xmm4
+; SSE2-NEXT:    psrad $16, %xmm4
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm4, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i16:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pxor %xmm3, %xmm3
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm4 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm0 = xmm0[4],xmm3[4],xmm0[5],xmm3[5],xmm0[6],xmm3[6],xmm0[7],xmm3[7]
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm2 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm3[4],xmm1[5],xmm3[5],xmm1[6],xmm3[6],xmm1[7],xmm3[7]
+; SSE4-NEXT:    paddd %xmm0, %xmm1
+; SSE4-NEXT:    paddd %xmm4, %xmm2
+; SSE4-NEXT:    psrld $1, %xmm1
+; SSE4-NEXT:    psrld $1, %xmm2
+; SSE4-NEXT:    packusdw %xmm1, %xmm2
+; SSE4-NEXT:    movdqa %xmm2, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm3 = xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm2 = xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
+; AVX1-NEXT:    vpaddd %xmm2, %xmm3, %xmm2
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX1-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpackusdw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX2-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
+; AVX2-NEXT:    vpackusdw %xmm1, %xmm0, %xmm0
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX512-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovdw %ymm0, %xmm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %x0 = zext <8 x i16> %a0 to <8 x i32>
+  %x1 = zext <8 x i16> %a1 to <8 x i32>
+  %sum = add <8 x i32> %x0, %x1
+  %shift = lshr <8 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <8 x i32> %shift to <8 x i16>
+  ret <8 x i16> %res
+}
+
+define <4 x i32> @test_fixed_v4i32(<4 x i32> %a0, <4 x i32> %a1) {
+; SSE-LABEL: test_fixed_v4i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    pand %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm0
+; SSE-NEXT:    psrld $1, %xmm0
+; SSE-NEXT:    paddd %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v4i32:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX-NEXT:    vpaddd %xmm0, %xmm2, %xmm0
+; AVX-NEXT:    retq
+  %and = and <4 x i32> %a0, %a1
+  %xor = xor <4 x i32> %a1, %a0
+  %shift = lshr <4 x i32> %xor, <i32 1, i32 1, i32 1, i32 1>
+  %res = add <4 x i32> %and, %shift
+  ret <4 x i32> %res
+}
+
+define <4 x i32> @test_ext_v4i32(<4 x i32> %a0, <4 x i32> %a1) {
+; SSE2-LABEL: test_ext_v4i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm2, %xmm2
+; SSE2-NEXT:    movdqa %xmm0, %xmm3
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm3 = xmm3[2],xmm2[2],xmm3[3],xmm2[3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
+; SSE2-NEXT:    movdqa %xmm1, %xmm4
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm4 = xmm4[2],xmm2[2],xmm4[3],xmm2[3]
+; SSE2-NEXT:    paddq %xmm3, %xmm4
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
+; SSE2-NEXT:    paddq %xmm1, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm4
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm4[0,2]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v4i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pxor %xmm3, %xmm3
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm4 = xmm0[0],zero,xmm0[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm0 = xmm0[2],xmm3[2],xmm0[3],xmm3[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm2 = xmm1[0],zero,xmm1[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm1 = xmm1[2],xmm3[2],xmm1[3],xmm3[3]
+; SSE4-NEXT:    paddq %xmm0, %xmm1
+; SSE4-NEXT:    paddq %xmm4, %xmm2
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm1[0,2]
+; SSE4-NEXT:    movaps %xmm2, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v4i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm3 = xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm2 = xmm1[2],xmm2[2],xmm1[3],xmm2[3]
+; AVX1-NEXT:    vpaddq %xmm2, %xmm3, %xmm2
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero
+; AVX1-NEXT:    vpaddq %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v4i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX2-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
+; AVX2-NEXT:    vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v4i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX512-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovqd %ymm0, %xmm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %x0 = zext <4 x i32> %a0 to <4 x i64>
+  %x1 = zext <4 x i32> %a1 to <4 x i64>
+  %sum = add <4 x i64> %x0, %x1
+  %shift = lshr <4 x i64> %sum, <i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <4 x i64> %shift to <4 x i32>
+  ret <4 x i32> %res
+}
+
+define <2 x i64> @test_fixed_v2i64(<2 x i64> %a0, <2 x i64> %a1) {
+; SSE-LABEL: test_fixed_v2i64:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm0, %xmm2
+; SSE-NEXT:    pand %xmm1, %xmm2
+; SSE-NEXT:    pxor %xmm1, %xmm0
+; SSE-NEXT:    psrlq $1, %xmm0
+; SSE-NEXT:    paddq %xmm2, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX-LABEL: test_fixed_v2i64:
+; AVX:       # %bb.0:
+; AVX-NEXT:    vpand %xmm1, %xmm0, %xmm2
+; AVX-NEXT:    vpxor %xmm0, %xmm1, %xmm0
+; AVX-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX-NEXT:    vpaddq %xmm0, %xmm2, %xmm0
+; AVX-NEXT:    retq
+  %and = and <2 x i64> %a0, %a1
+  %xor = xor <2 x i64> %a1, %a0
+  %shift = lshr <2 x i64> %xor, <i64 1, i64 1>
+  %res = add <2 x i64> %and, %shift
+  ret <2 x i64> %res
+}
+
+define <2 x i64> @test_ext_v2i64(<2 x i64> %a0, <2 x i64> %a1) {
+; SSE2-LABEL: test_ext_v2i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm2, %rax
+; SSE2-NEXT:    movq %xmm0, %rcx
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rdx
+; SSE2-NEXT:    movq %xmm1, %rsi
+; SSE2-NEXT:    xorl %edi, %edi
+; SSE2-NEXT:    addq %rcx, %rsi
+; SSE2-NEXT:    setb %dil
+; SSE2-NEXT:    xorl %ecx, %ecx
+; SSE2-NEXT:    addq %rax, %rdx
+; SSE2-NEXT:    setb %cl
+; SSE2-NEXT:    shldq $63, %rdx, %rcx
+; SSE2-NEXT:    shldq $63, %rsi, %rdi
+; SSE2-NEXT:    movq %rdi, %xmm0
+; SSE2-NEXT:    movq %rcx, %xmm1
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v2i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movq %xmm0, %rax
+; SSE4-NEXT:    pextrq $1, %xmm0, %rcx
+; SSE4-NEXT:    movq %xmm1, %rdx
+; SSE4-NEXT:    pextrq $1, %xmm1, %rsi
+; SSE4-NEXT:    xorl %edi, %edi
+; SSE4-NEXT:    addq %rcx, %rsi
+; SSE4-NEXT:    setb %dil
+; SSE4-NEXT:    xorl %ecx, %ecx
+; SSE4-NEXT:    addq %rax, %rdx
+; SSE4-NEXT:    setb %cl
+; SSE4-NEXT:    shldq $63, %rdx, %rcx
+; SSE4-NEXT:    shldq $63, %rsi, %rdi
+; SSE4-NEXT:    movq %rdi, %xmm1
+; SSE4-NEXT:    movq %rcx, %xmm0
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v2i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vmovq %xmm0, %rax
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rcx
+; AVX1-NEXT:    vmovq %xmm1, %rdx
+; AVX1-NEXT:    vpextrq $1, %xmm1, %rsi
+; AVX1-NEXT:    xorl %edi, %edi
+; AVX1-NEXT:    addq %rcx, %rsi
+; AVX1-NEXT:    setb %dil
+; AVX1-NEXT:    xorl %ecx, %ecx
+; AVX1-NEXT:    addq %rax, %rdx
+; AVX1-NEXT:    setb %cl
+; AVX1-NEXT:    shldq $63, %rdx, %rcx
+; AVX1-NEXT:    shldq $63, %rsi, %rdi
+; AVX1-NEXT:    vmovq %rdi, %xmm0
+; AVX1-NEXT:    vmovq %rcx, %xmm1
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v2i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovq %xmm0, %rax
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rcx
+; AVX2-NEXT:    vmovq %xmm1, %rdx
+; AVX2-NEXT:    vpextrq $1, %xmm1, %rsi
+; AVX2-NEXT:    xorl %edi, %edi
+; AVX2-NEXT:    addq %rcx, %rsi
+; AVX2-NEXT:    setb %dil
+; AVX2-NEXT:    xorl %ecx, %ecx
+; AVX2-NEXT:    addq %rax, %rdx
+; AVX2-NEXT:    setb %cl
+; AVX2-NEXT:    shldq $63, %rdx, %rcx
+; AVX2-NEXT:    shldq $63, %rsi, %rdi
+; AVX2-NEXT:    vmovq %rdi, %xmm0
+; AVX2-NEXT:    vmovq %rcx, %xmm1
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v2i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vmovq %xmm0, %rax
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rcx
+; AVX512-NEXT:    vpextrq $1, %xmm1, %rdx
+; AVX512-NEXT:    vmovq %xmm1, %rsi
+; AVX512-NEXT:    xorl %edi, %edi
+; AVX512-NEXT:    addq %rcx, %rdx
+; AVX512-NEXT:    setb %dil
+; AVX512-NEXT:    xorl %ecx, %ecx
+; AVX512-NEXT:    addq %rax, %rsi
+; AVX512-NEXT:    setb %cl
+; AVX512-NEXT:    shldq $63, %rsi, %rcx
+; AVX512-NEXT:    shldq $63, %rdx, %rdi
+; AVX512-NEXT:    vmovq %rdi, %xmm0
+; AVX512-NEXT:    vmovq %rcx, %xmm1
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX512-NEXT:    retq
+  %x0 = zext <2 x i64> %a0 to <2 x i128>
+  %x1 = zext <2 x i64> %a1 to <2 x i128>
+  %sum = add <2 x i128> %x0, %x1
+  %shift = lshr <2 x i128> %sum, <i128 1, i128 1>
+  %res = trunc <2 x i128> %shift to <2 x i64>
+  ret <2 x i64> %res
+}
+
+;
+; 256-bit vectors
+;
+
+define <32 x i8> @test_fixed_v32i8(<32 x i8> %a0, <32 x i8> %a1) {
+; SSE-LABEL: test_fixed_v32i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    pand %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    pand %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm0
+; SSE-NEXT:    pxor %xmm3, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm1
+; SSE-NEXT:    movdqa {{.*#+}} xmm2 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; SSE-NEXT:    pand %xmm2, %xmm1
+; SSE-NEXT:    paddb %xmm4, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    pand %xmm2, %xmm0
+; SSE-NEXT:    paddb %xmm5, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v32i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm1, %ymm0, %ymm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm1
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm3 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX1-NEXT:    vpand %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpaddb %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpaddb %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v32i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm0, %ymm0
+; AVX2-NEXT:    vpaddb %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v32i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpandd {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to8}, %ymm0, %ymm0
+; AVX512-NEXT:    vpaddb %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %and = and <32 x i8> %a0, %a1
+  %xor = xor <32 x i8> %a0, %a1
+  %shift = lshr <32 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = add <32 x i8> %and, %shift
+  ret <32 x i8> %res
+}
+
+define <32 x i8> @test_ext_v32i8(<32 x i8> %a0, <32 x i8> %a1) {
+; SSE2-LABEL: test_ext_v32i8:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm4, %xmm4
+; SSE2-NEXT:    movdqa %xmm1, %xmm5
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm5 = xmm5[8],xmm4[8],xmm5[9],xmm4[9],xmm5[10],xmm4[10],xmm5[11],xmm4[11],xmm5[12],xmm4[12],xmm5[13],xmm4[13],xmm5[14],xmm4[14],xmm5[15],xmm4[15]
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1],xmm1[2],xmm4[2],xmm1[3],xmm4[3],xmm1[4],xmm4[4],xmm1[5],xmm4[5],xmm1[6],xmm4[6],xmm1[7],xmm4[7]
+; SSE2-NEXT:    movdqa %xmm0, %xmm6
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm6 = xmm6[8],xmm4[8],xmm6[9],xmm4[9],xmm6[10],xmm4[10],xmm6[11],xmm4[11],xmm6[12],xmm4[12],xmm6[13],xmm4[13],xmm6[14],xmm4[14],xmm6[15],xmm4[15]
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3],xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
+; SSE2-NEXT:    movdqa %xmm3, %xmm7
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm7 = xmm7[8],xmm4[8],xmm7[9],xmm4[9],xmm7[10],xmm4[10],xmm7[11],xmm4[11],xmm7[12],xmm4[12],xmm7[13],xmm4[13],xmm7[14],xmm4[14],xmm7[15],xmm4[15]
+; SSE2-NEXT:    paddw %xmm5, %xmm7
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1],xmm3[2],xmm4[2],xmm3[3],xmm4[3],xmm3[4],xmm4[4],xmm3[5],xmm4[5],xmm3[6],xmm4[6],xmm3[7],xmm4[7]
+; SSE2-NEXT:    paddw %xmm3, %xmm1
+; SSE2-NEXT:    movdqa %xmm2, %xmm3
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm4[8],xmm3[9],xmm4[9],xmm3[10],xmm4[10],xmm3[11],xmm4[11],xmm3[12],xmm4[12],xmm3[13],xmm4[13],xmm3[14],xmm4[14],xmm3[15],xmm4[15]
+; SSE2-NEXT:    paddw %xmm6, %xmm3
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1],xmm2[2],xmm4[2],xmm2[3],xmm4[3],xmm2[4],xmm4[4],xmm2[5],xmm4[5],xmm2[6],xmm4[6],xmm2[7],xmm4[7]
+; SSE2-NEXT:    paddw %xmm2, %xmm0
+; SSE2-NEXT:    psrlw $1, %xmm7
+; SSE2-NEXT:    psrlw $1, %xmm1
+; SSE2-NEXT:    packuswb %xmm7, %xmm1
+; SSE2-NEXT:    psrlw $1, %xmm3
+; SSE2-NEXT:    psrlw $1, %xmm0
+; SSE2-NEXT:    packuswb %xmm3, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v32i8:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pxor %xmm5, %xmm5
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm6 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm1 = xmm1[8],xmm5[8],xmm1[9],xmm5[9],xmm1[10],xmm5[10],xmm1[11],xmm5[11],xmm1[12],xmm5[12],xmm1[13],xmm5[13],xmm1[14],xmm5[14],xmm1[15],xmm5[15]
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm7 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm0 = xmm0[8],xmm5[8],xmm0[9],xmm5[9],xmm0[10],xmm5[10],xmm0[11],xmm5[11],xmm0[12],xmm5[12],xmm0[13],xmm5[13],xmm0[14],xmm5[14],xmm0[15],xmm5[15]
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm4 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm5[8],xmm3[9],xmm5[9],xmm3[10],xmm5[10],xmm3[11],xmm5[11],xmm3[12],xmm5[12],xmm3[13],xmm5[13],xmm3[14],xmm5[14],xmm3[15],xmm5[15]
+; SSE4-NEXT:    paddw %xmm1, %xmm3
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm1 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm5[8],xmm2[9],xmm5[9],xmm2[10],xmm5[10],xmm2[11],xmm5[11],xmm2[12],xmm5[12],xmm2[13],xmm5[13],xmm2[14],xmm5[14],xmm2[15],xmm5[15]
+; SSE4-NEXT:    paddw %xmm0, %xmm2
+; SSE4-NEXT:    paddw %xmm6, %xmm4
+; SSE4-NEXT:    paddw %xmm7, %xmm1
+; SSE4-NEXT:    psrlw $1, %xmm3
+; SSE4-NEXT:    psrlw $1, %xmm2
+; SSE4-NEXT:    psrlw $1, %xmm4
+; SSE4-NEXT:    packuswb %xmm3, %xmm4
+; SSE4-NEXT:    psrlw $1, %xmm1
+; SSE4-NEXT:    packuswb %xmm2, %xmm1
+; SSE4-NEXT:    movdqa %xmm1, %xmm0
+; SSE4-NEXT:    movdqa %xmm4, %xmm1
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v32i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm3 = xmm0[8],xmm2[8],xmm0[9],xmm2[9],xmm0[10],xmm2[10],xmm0[11],xmm2[11],xmm0[12],xmm2[12],xmm0[13],xmm2[13],xmm0[14],xmm2[14],xmm0[15],xmm2[15]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm4
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm5 = xmm4[8],xmm2[8],xmm4[9],xmm2[9],xmm4[10],xmm2[10],xmm4[11],xmm2[11],xmm4[12],xmm2[12],xmm4[13],xmm2[13],xmm4[14],xmm2[14],xmm4[15],xmm2[15]
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm4 = xmm4[0],zero,xmm4[1],zero,xmm4[2],zero,xmm4[3],zero,xmm4[4],zero,xmm4[5],zero,xmm4[6],zero,xmm4[7],zero
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm6 = xmm1[8],xmm2[8],xmm1[9],xmm2[9],xmm1[10],xmm2[10],xmm1[11],xmm2[11],xmm1[12],xmm2[12],xmm1[13],xmm2[13],xmm1[14],xmm2[14],xmm1[15],xmm2[15]
+; AVX1-NEXT:    vpaddw %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm6
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm2 = xmm6[8],xmm2[8],xmm6[9],xmm2[9],xmm6[10],xmm2[10],xmm6[11],xmm2[11],xmm6[12],xmm2[12],xmm6[13],xmm2[13],xmm6[14],xmm2[14],xmm6[15],xmm2[15]
+; AVX1-NEXT:    vpaddw %xmm2, %xmm5, %xmm2
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX1-NEXT:    vpaddw %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm1 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero,xmm6[4],zero,xmm6[5],zero,xmm6[6],zero,xmm6[7],zero
+; AVX1-NEXT:    vpaddw %xmm1, %xmm4, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlw $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpackuswb %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpackuswb %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v32i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero,xmm2[8],zero,xmm2[9],zero,xmm2[10],zero,xmm2[11],zero,xmm2[12],zero,xmm2[13],zero,xmm2[14],zero,xmm2[15],zero
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero,xmm0[8],zero,xmm0[9],zero,xmm0[10],zero,xmm0[11],zero,xmm0[12],zero,xmm0[13],zero,xmm0[14],zero,xmm0[15],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm3
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero,xmm3[8],zero,xmm3[9],zero,xmm3[10],zero,xmm3[11],zero,xmm3[12],zero,xmm3[13],zero,xmm3[14],zero,xmm3[15],zero
+; AVX2-NEXT:    vpaddw %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero,xmm1[8],zero,xmm1[9],zero,xmm1[10],zero,xmm1[11],zero,xmm1[12],zero,xmm1[13],zero,xmm1[14],zero,xmm1[15],zero
+; AVX2-NEXT:    vpaddw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm2, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpackuswb %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v32i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxbw {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero,ymm0[16],zero,ymm0[17],zero,ymm0[18],zero,ymm0[19],zero,ymm0[20],zero,ymm0[21],zero,ymm0[22],zero,ymm0[23],zero,ymm0[24],zero,ymm0[25],zero,ymm0[26],zero,ymm0[27],zero,ymm0[28],zero,ymm0[29],zero,ymm0[30],zero,ymm0[31],zero
+; AVX512-NEXT:    vpmovzxbw {{.*#+}} zmm1 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero,ymm1[8],zero,ymm1[9],zero,ymm1[10],zero,ymm1[11],zero,ymm1[12],zero,ymm1[13],zero,ymm1[14],zero,ymm1[15],zero,ymm1[16],zero,ymm1[17],zero,ymm1[18],zero,ymm1[19],zero,ymm1[20],zero,ymm1[21],zero,ymm1[22],zero,ymm1[23],zero,ymm1[24],zero,ymm1[25],zero,ymm1[26],zero,ymm1[27],zero,ymm1[28],zero,ymm1[29],zero,ymm1[30],zero,ymm1[31],zero
+; AVX512-NEXT:    vpaddw %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovwb %zmm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = zext <32 x i8> %a0 to <32 x i16>
+  %x1 = zext <32 x i8> %a1 to <32 x i16>
+  %sum = add <32 x i16> %x0, %x1
+  %shift = lshr <32 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <32 x i16> %shift to <32 x i8>
+  ret <32 x i8> %res
+}
+
+define <16 x i16> @test_fixed_v16i16(<16 x i16> %a0, <16 x i16> %a1) {
+; SSE-LABEL: test_fixed_v16i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    pand %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    pand %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm0
+; SSE-NEXT:    pxor %xmm3, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm1
+; SSE-NEXT:    paddw %xmm4, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    paddw %xmm5, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpaddw %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpaddw %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddw %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpaddw %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %and = and <16 x i16> %a0, %a1
+  %xor = xor <16 x i16> %a1, %a0
+  %shift = lshr <16 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = add <16 x i16> %and, %shift
+  ret <16 x i16> %res
+}
+
+define <16 x i16> @test_ext_v16i16(<16 x i16> %a0, <16 x i16> %a1) {
+; SSE2-LABEL: test_ext_v16i16:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm4, %xmm4
+; SSE2-NEXT:    movdqa %xmm0, %xmm5
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm5 = xmm5[4],xmm4[4],xmm5[5],xmm4[5],xmm5[6],xmm4[6],xmm5[7],xmm4[7]
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1],xmm0[2],xmm4[2],xmm0[3],xmm4[3]
+; SSE2-NEXT:    movdqa %xmm1, %xmm6
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm6 = xmm6[4],xmm4[4],xmm6[5],xmm4[5],xmm6[6],xmm4[6],xmm6[7],xmm4[7]
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1],xmm1[2],xmm4[2],xmm1[3],xmm4[3]
+; SSE2-NEXT:    movdqa %xmm2, %xmm7
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm7 = xmm7[4],xmm4[4],xmm7[5],xmm4[5],xmm7[6],xmm4[6],xmm7[7],xmm4[7]
+; SSE2-NEXT:    paddd %xmm5, %xmm7
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1],xmm2[2],xmm4[2],xmm2[3],xmm4[3]
+; SSE2-NEXT:    paddd %xmm2, %xmm0
+; SSE2-NEXT:    movdqa %xmm3, %xmm2
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm2 = xmm2[4],xmm4[4],xmm2[5],xmm4[5],xmm2[6],xmm4[6],xmm2[7],xmm4[7]
+; SSE2-NEXT:    paddd %xmm6, %xmm2
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1],xmm3[2],xmm4[2],xmm3[3],xmm4[3]
+; SSE2-NEXT:    paddd %xmm3, %xmm1
+; SSE2-NEXT:    pslld $15, %xmm7
+; SSE2-NEXT:    psrad $16, %xmm7
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm7, %xmm0
+; SSE2-NEXT:    pslld $15, %xmm2
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm1
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    packssdw %xmm2, %xmm1
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v16i16:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pxor %xmm5, %xmm5
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm6 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm5[4],xmm1[5],xmm5[5],xmm1[6],xmm5[6],xmm1[7],xmm5[7]
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm7 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm0 = xmm0[4],xmm5[4],xmm0[5],xmm5[5],xmm0[6],xmm5[6],xmm0[7],xmm5[7]
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm4 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm3 = xmm3[4],xmm5[4],xmm3[5],xmm5[5],xmm3[6],xmm5[6],xmm3[7],xmm5[7]
+; SSE4-NEXT:    paddd %xmm1, %xmm3
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm1 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm2 = xmm2[4],xmm5[4],xmm2[5],xmm5[5],xmm2[6],xmm5[6],xmm2[7],xmm5[7]
+; SSE4-NEXT:    paddd %xmm0, %xmm2
+; SSE4-NEXT:    paddd %xmm6, %xmm4
+; SSE4-NEXT:    paddd %xmm7, %xmm1
+; SSE4-NEXT:    psrld $1, %xmm3
+; SSE4-NEXT:    psrld $1, %xmm2
+; SSE4-NEXT:    psrld $1, %xmm4
+; SSE4-NEXT:    packusdw %xmm3, %xmm4
+; SSE4-NEXT:    psrld $1, %xmm1
+; SSE4-NEXT:    packusdw %xmm2, %xmm1
+; SSE4-NEXT:    movdqa %xmm1, %xmm0
+; SSE4-NEXT:    movdqa %xmm4, %xmm1
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm2, %xmm2, %xmm2
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm3 = xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm4
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm5 = xmm4[4],xmm2[4],xmm4[5],xmm2[5],xmm4[6],xmm2[6],xmm4[7],xmm2[7]
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm4 = xmm4[0],zero,xmm4[1],zero,xmm4[2],zero,xmm4[3],zero
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm6 = xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
+; AVX1-NEXT:    vpaddd %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm6
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm2 = xmm6[4],xmm2[4],xmm6[5],xmm2[5],xmm6[6],xmm2[6],xmm6[7],xmm2[7]
+; AVX1-NEXT:    vpaddd %xmm2, %xmm5, %xmm2
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX1-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm1 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero
+; AVX1-NEXT:    vpaddd %xmm1, %xmm4, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrld $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpackusdw %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpackusdw %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm3
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero
+; AVX2-NEXT:    vpaddd %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX2-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm2, %ymm1
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpackusdw %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} zmm1 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero,ymm1[8],zero,ymm1[9],zero,ymm1[10],zero,ymm1[11],zero,ymm1[12],zero,ymm1[13],zero,ymm1[14],zero,ymm1[15],zero
+; AVX512-NEXT:    vpaddd %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrld $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovdw %zmm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = zext <16 x i16> %a0 to <16 x i32>
+  %x1 = zext <16 x i16> %a1 to <16 x i32>
+  %sum = add <16 x i32> %x0, %x1
+  %shift = lshr <16 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <16 x i32> %shift to <16 x i16>
+  ret <16 x i16> %res
+}
+
+define <8 x i32> @test_fixed_v8i32(<8 x i32> %a0, <8 x i32> %a1) {
+; SSE-LABEL: test_fixed_v8i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    pand %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    pand %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm0
+; SSE-NEXT:    pxor %xmm3, %xmm1
+; SSE-NEXT:    psrld $1, %xmm1
+; SSE-NEXT:    paddd %xmm4, %xmm1
+; SSE-NEXT:    psrld $1, %xmm0
+; SSE-NEXT:    paddd %xmm5, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v8i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpaddd %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpaddd %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v8i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddd %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v8i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpaddd %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %and = and <8 x i32> %a0, %a1
+  %xor = xor <8 x i32> %a1, %a0
+  %shift = lshr <8 x i32> %xor, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = add <8 x i32> %and, %shift
+  ret <8 x i32> %res
+}
+
+define <8 x i32> @test_ext_v8i32(<8 x i32> %a0, <8 x i32> %a1) {
+; SSE2-LABEL: test_ext_v8i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm4, %xmm4
+; SSE2-NEXT:    movdqa %xmm1, %xmm5
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm5 = xmm5[2],xmm4[2],xmm5[3],xmm4[3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1]
+; SSE2-NEXT:    movdqa %xmm0, %xmm6
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm6 = xmm6[2],xmm4[2],xmm6[3],xmm4[3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
+; SSE2-NEXT:    movdqa %xmm3, %xmm7
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm7 = xmm7[2],xmm4[2],xmm7[3],xmm4[3]
+; SSE2-NEXT:    paddq %xmm5, %xmm7
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1]
+; SSE2-NEXT:    paddq %xmm3, %xmm1
+; SSE2-NEXT:    movdqa %xmm2, %xmm3
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm3 = xmm3[2],xmm4[2],xmm3[3],xmm4[3]
+; SSE2-NEXT:    paddq %xmm6, %xmm3
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1]
+; SSE2-NEXT:    paddq %xmm2, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm7
+; SSE2-NEXT:    psrlq $1, %xmm1
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm7[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm3
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm3[0,2]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pxor %xmm5, %xmm5
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm6 = xmm1[0],zero,xmm1[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm1 = xmm1[2],xmm5[2],xmm1[3],xmm5[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm7 = xmm0[0],zero,xmm0[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm0 = xmm0[2],xmm5[2],xmm0[3],xmm5[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm4 = xmm3[0],zero,xmm3[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm3 = xmm3[2],xmm5[2],xmm3[3],xmm5[3]
+; SSE4-NEXT:    paddq %xmm1, %xmm3
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm1 = xmm2[0],zero,xmm2[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm2 = xmm2[2],xmm5[2],xmm2[3],xmm5[3]
+; SSE4-NEXT:    paddq %xmm0, %xmm2
+; SSE4-NEXT:    paddq %xmm6, %xmm4
+; SSE4-NEXT:    paddq %xmm7, %xmm1
+; SSE4-NEXT:    psrlq $1, %xmm3
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    psrlq $1, %xmm4
+; SSE4-NEXT:    shufps {{.*#+}} xmm4 = xmm4[0,2],xmm3[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm2[0,2]
+; SSE4-NEXT:    movaps %xmm1, %xmm0
+; SSE4-NEXT:    movaps %xmm4, %xmm1
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm2
+; AVX1-NEXT:    vpxor %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm4 = xmm2[2],xmm3[2],xmm2[3],xmm3[3]
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm5 = xmm0[2],xmm3[2],xmm0[3],xmm3[3]
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm6
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm7 = xmm6[2],xmm3[2],xmm6[3],xmm3[3]
+; AVX1-NEXT:    vpaddq %xmm7, %xmm4, %xmm4
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm3 = xmm1[2],xmm3[2],xmm1[3],xmm3[3]
+; AVX1-NEXT:    vpaddq %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm5 = xmm6[0],zero,xmm6[1],zero
+; AVX1-NEXT:    vpaddq %xmm5, %xmm2, %xmm2
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero
+; AVX1-NEXT:    vpaddq %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm4, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm3, %ymm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm1[0,2],ymm0[4,6],ymm1[4,6]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm3
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero
+; AVX2-NEXT:    vpaddq %ymm3, %ymm2, %ymm2
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX2-NEXT:    vpaddq %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3],ymm2[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm1[0,2],ymm0[4,6],ymm1[4,6]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm1 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero
+; AVX512-NEXT:    vpaddq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovqd %zmm0, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = zext <8 x i32> %a0 to <8 x i64>
+  %x1 = zext <8 x i32> %a1 to <8 x i64>
+  %sum = add <8 x i64> %x0, %x1
+  %shift = lshr <8 x i64> %sum, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <8 x i64> %shift to <8 x i32>
+  ret <8 x i32> %res
+}
+
+define <4 x i64> @test_fixed_v4i64(<4 x i64> %a0, <4 x i64> %a1) {
+; SSE-LABEL: test_fixed_v4i64:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm1, %xmm4
+; SSE-NEXT:    pand %xmm3, %xmm4
+; SSE-NEXT:    movdqa %xmm0, %xmm5
+; SSE-NEXT:    pand %xmm2, %xmm5
+; SSE-NEXT:    pxor %xmm2, %xmm0
+; SSE-NEXT:    pxor %xmm3, %xmm1
+; SSE-NEXT:    psrlq $1, %xmm1
+; SSE-NEXT:    paddq %xmm4, %xmm1
+; SSE-NEXT:    psrlq $1, %xmm0
+; SSE-NEXT:    paddq %xmm5, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v4i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm1, %ymm0, %ymm2
+; AVX1-NEXT:    vxorps %ymm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm1
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
+; AVX1-NEXT:    vpaddq %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpaddq %xmm1, %xmm2, %xmm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v4i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX2-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddq %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v4i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpand %ymm1, %ymm0, %ymm2
+; AVX512-NEXT:    vpxor %ymm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpaddq %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    retq
+  %and = and <4 x i64> %a0, %a1
+  %xor = xor <4 x i64> %a1, %a0
+  %shift = lshr <4 x i64> %xor, <i64 1, i64 1, i64 1, i64 1>
+  %res = add <4 x i64> %and, %shift
+  ret <4 x i64> %res
+}
+
+define <4 x i64> @test_ext_v4i64(<4 x i64> %a0, <4 x i64> %a1) {
+; SSE2-LABEL: test_ext_v4i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm4, %rdi
+; SSE2-NEXT:    movq %xmm1, %r9
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm1, %r10
+; SSE2-NEXT:    movq %xmm0, %r11
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r8
+; SSE2-NEXT:    movq %xmm3, %rsi
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rdx
+; SSE2-NEXT:    movq %xmm2, %rax
+; SSE2-NEXT:    xorl %ecx, %ecx
+; SSE2-NEXT:    addq %r11, %rax
+; SSE2-NEXT:    setb %cl
+; SSE2-NEXT:    xorl %r11d, %r11d
+; SSE2-NEXT:    addq %r10, %rdx
+; SSE2-NEXT:    setb %r11b
+; SSE2-NEXT:    xorl %r10d, %r10d
+; SSE2-NEXT:    addq %r9, %rsi
+; SSE2-NEXT:    setb %r10b
+; SSE2-NEXT:    xorl %r9d, %r9d
+; SSE2-NEXT:    addq %rdi, %r8
+; SSE2-NEXT:    setb %r9b
+; SSE2-NEXT:    shldq $63, %r8, %r9
+; SSE2-NEXT:    shldq $63, %rsi, %r10
+; SSE2-NEXT:    shldq $63, %rdx, %r11
+; SSE2-NEXT:    shldq $63, %rax, %rcx
+; SSE2-NEXT:    movq %rcx, %xmm0
+; SSE2-NEXT:    movq %r11, %xmm1
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE2-NEXT:    movq %r10, %xmm1
+; SSE2-NEXT:    movq %r9, %xmm2
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v4i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movq %xmm1, %r8
+; SSE4-NEXT:    pextrq $1, %xmm1, %r9
+; SSE4-NEXT:    movq %xmm0, %r10
+; SSE4-NEXT:    pextrq $1, %xmm0, %r11
+; SSE4-NEXT:    movq %xmm3, %rdi
+; SSE4-NEXT:    pextrq $1, %xmm3, %rsi
+; SSE4-NEXT:    movq %xmm2, %rdx
+; SSE4-NEXT:    pextrq $1, %xmm2, %rax
+; SSE4-NEXT:    xorl %ecx, %ecx
+; SSE4-NEXT:    addq %r11, %rax
+; SSE4-NEXT:    setb %cl
+; SSE4-NEXT:    xorl %r11d, %r11d
+; SSE4-NEXT:    addq %r10, %rdx
+; SSE4-NEXT:    setb %r11b
+; SSE4-NEXT:    xorl %r10d, %r10d
+; SSE4-NEXT:    addq %r9, %rsi
+; SSE4-NEXT:    setb %r10b
+; SSE4-NEXT:    xorl %r9d, %r9d
+; SSE4-NEXT:    addq %r8, %rdi
+; SSE4-NEXT:    setb %r9b
+; SSE4-NEXT:    shldq $63, %rdi, %r9
+; SSE4-NEXT:    shldq $63, %rsi, %r10
+; SSE4-NEXT:    shldq $63, %rdx, %r11
+; SSE4-NEXT:    shldq $63, %rax, %rcx
+; SSE4-NEXT:    movq %rcx, %xmm1
+; SSE4-NEXT:    movq %r11, %xmm0
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; SSE4-NEXT:    movq %r10, %xmm2
+; SSE4-NEXT:    movq %r9, %xmm1
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm2[0]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v4i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vmovq %xmm0, %rdi
+; AVX1-NEXT:    vpextrq $1, %xmm0, %r9
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %r10
+; AVX1-NEXT:    vpextrq $1, %xmm0, %r11
+; AVX1-NEXT:    vmovq %xmm1, %r8
+; AVX1-NEXT:    vpextrq $1, %xmm1, %rsi
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %rdx
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX1-NEXT:    xorl %ecx, %ecx
+; AVX1-NEXT:    addq %r11, %rax
+; AVX1-NEXT:    setb %cl
+; AVX1-NEXT:    xorl %r11d, %r11d
+; AVX1-NEXT:    addq %r10, %rdx
+; AVX1-NEXT:    setb %r11b
+; AVX1-NEXT:    xorl %r10d, %r10d
+; AVX1-NEXT:    addq %r9, %rsi
+; AVX1-NEXT:    setb %r10b
+; AVX1-NEXT:    xorl %r9d, %r9d
+; AVX1-NEXT:    addq %rdi, %r8
+; AVX1-NEXT:    setb %r9b
+; AVX1-NEXT:    shldq $63, %r8, %r9
+; AVX1-NEXT:    shldq $63, %rsi, %r10
+; AVX1-NEXT:    shldq $63, %rdx, %r11
+; AVX1-NEXT:    shldq $63, %rax, %rcx
+; AVX1-NEXT:    vmovq %rcx, %xmm0
+; AVX1-NEXT:    vmovq %r11, %xmm1
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX1-NEXT:    vmovq %r10, %xmm1
+; AVX1-NEXT:    vmovq %r9, %xmm2
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm2[0],xmm1[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v4i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vmovq %xmm0, %rdi
+; AVX2-NEXT:    vpextrq $1, %xmm0, %r9
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %r10
+; AVX2-NEXT:    vpextrq $1, %xmm0, %r11
+; AVX2-NEXT:    vmovq %xmm1, %r8
+; AVX2-NEXT:    vpextrq $1, %xmm1, %rsi
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %rdx
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX2-NEXT:    xorl %ecx, %ecx
+; AVX2-NEXT:    addq %r11, %rax
+; AVX2-NEXT:    setb %cl
+; AVX2-NEXT:    xorl %r11d, %r11d
+; AVX2-NEXT:    addq %r10, %rdx
+; AVX2-NEXT:    setb %r11b
+; AVX2-NEXT:    xorl %r10d, %r10d
+; AVX2-NEXT:    addq %r9, %rsi
+; AVX2-NEXT:    setb %r10b
+; AVX2-NEXT:    xorl %r9d, %r9d
+; AVX2-NEXT:    addq %rdi, %r8
+; AVX2-NEXT:    setb %r9b
+; AVX2-NEXT:    shldq $63, %r8, %r9
+; AVX2-NEXT:    shldq $63, %rsi, %r10
+; AVX2-NEXT:    shldq $63, %rdx, %r11
+; AVX2-NEXT:    shldq $63, %rax, %rcx
+; AVX2-NEXT:    vmovq %rcx, %xmm0
+; AVX2-NEXT:    vmovq %r11, %xmm1
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX2-NEXT:    vmovq %r10, %xmm1
+; AVX2-NEXT:    vmovq %r9, %xmm2
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm2[0],xmm1[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v4i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vmovq %xmm0, %rsi
+; AVX512-NEXT:    vpextrq $1, %xmm0, %r9
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX512-NEXT:    vmovq %xmm0, %r10
+; AVX512-NEXT:    vpextrq $1, %xmm0, %r11
+; AVX512-NEXT:    vmovq %xmm1, %rdi
+; AVX512-NEXT:    vpextrq $1, %xmm1, %rcx
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm0
+; AVX512-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX512-NEXT:    vmovq %xmm0, %r8
+; AVX512-NEXT:    xorl %edx, %edx
+; AVX512-NEXT:    addq %r11, %rax
+; AVX512-NEXT:    setb %dl
+; AVX512-NEXT:    xorl %r11d, %r11d
+; AVX512-NEXT:    addq %r10, %r8
+; AVX512-NEXT:    setb %r11b
+; AVX512-NEXT:    xorl %r10d, %r10d
+; AVX512-NEXT:    addq %r9, %rcx
+; AVX512-NEXT:    setb %r10b
+; AVX512-NEXT:    xorl %r9d, %r9d
+; AVX512-NEXT:    addq %rsi, %rdi
+; AVX512-NEXT:    setb %r9b
+; AVX512-NEXT:    shldq $63, %rdi, %r9
+; AVX512-NEXT:    shldq $63, %rcx, %r10
+; AVX512-NEXT:    shldq $63, %r8, %r11
+; AVX512-NEXT:    shldq $63, %rax, %rdx
+; AVX512-NEXT:    vmovq %rdx, %xmm0
+; AVX512-NEXT:    vmovq %r11, %xmm1
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX512-NEXT:    vmovq %r10, %xmm1
+; AVX512-NEXT:    vmovq %r9, %xmm2
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm2[0],xmm1[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX512-NEXT:    retq
+  %x0 = zext <4 x i64> %a0 to <4 x i128>
+  %x1 = zext <4 x i64> %a1 to <4 x i128>
+  %sum = add <4 x i128> %x0, %x1
+  %shift = lshr <4 x i128> %sum, <i128 1, i128 1, i128 1, i128 1>
+  %res = trunc <4 x i128> %shift to <4 x i64>
+  ret <4 x i64> %res
+}
+
+;
+; 512-bit vectors
+;
+
+define <64 x i8> @test_fixed_v64i8(<64 x i8> %a0, <64 x i8> %a1) {
+; SSE-LABEL: test_fixed_v64i8:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm9
+; SSE-NEXT:    pand %xmm7, %xmm9
+; SSE-NEXT:    movdqa %xmm2, %xmm10
+; SSE-NEXT:    pand %xmm6, %xmm10
+; SSE-NEXT:    movdqa %xmm1, %xmm11
+; SSE-NEXT:    pand %xmm5, %xmm11
+; SSE-NEXT:    movdqa %xmm0, %xmm8
+; SSE-NEXT:    pand %xmm4, %xmm8
+; SSE-NEXT:    pxor %xmm4, %xmm0
+; SSE-NEXT:    pxor %xmm5, %xmm1
+; SSE-NEXT:    pxor %xmm6, %xmm2
+; SSE-NEXT:    pxor %xmm7, %xmm3
+; SSE-NEXT:    psrlw $1, %xmm3
+; SSE-NEXT:    movdqa {{.*#+}} xmm4 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; SSE-NEXT:    pand %xmm4, %xmm3
+; SSE-NEXT:    paddb %xmm9, %xmm3
+; SSE-NEXT:    psrlw $1, %xmm2
+; SSE-NEXT:    pand %xmm4, %xmm2
+; SSE-NEXT:    paddb %xmm10, %xmm2
+; SSE-NEXT:    psrlw $1, %xmm1
+; SSE-NEXT:    pand %xmm4, %xmm1
+; SSE-NEXT:    paddb %xmm11, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    pand %xmm4, %xmm0
+; SSE-NEXT:    paddb %xmm8, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v64i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vandps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm2, %ymm0, %ymm0
+; AVX1-NEXT:    vxorps %ymm3, %ymm1, %ymm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm2
+; AVX1-NEXT:    vbroadcastss {{.*#+}} xmm3 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX1-NEXT:    vpand %xmm3, %xmm2, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpand %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm6
+; AVX1-NEXT:    vpand %xmm3, %xmm6, %xmm6
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpand %xmm3, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm3
+; AVX1-NEXT:    vpaddb %xmm0, %xmm3, %xmm0
+; AVX1-NEXT:    vpaddb %xmm6, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpaddb %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpaddb %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v64i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpxor %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpbroadcastb {{.*#+}} ymm2 = [127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127,127]
+; AVX2-NEXT:    vpand %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpaddb %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddb %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v64i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpandq %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxorq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpandd {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to16}, %zmm0, %zmm0
+; AVX512-NEXT:    vpaddb %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %and = and <64 x i8> %a0, %a1
+  %xor = xor <64 x i8> %a0, %a1
+  %shift = lshr <64 x i8> %xor, <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>
+  %res = add <64 x i8> %and, %shift
+  ret <64 x i8> %res
+}
+
+define <64 x i8> @test_ext_v64i8(<64 x i8> %a0, <64 x i8> %a1) {
+; SSE2-LABEL: test_ext_v64i8:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    movdqa %xmm3, %xmm10
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm10 = xmm10[8],xmm8[8],xmm10[9],xmm8[9],xmm10[10],xmm8[10],xmm10[11],xmm8[11],xmm10[12],xmm8[12],xmm10[13],xmm8[13],xmm10[14],xmm8[14],xmm10[15],xmm8[15]
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm3 = xmm3[0],xmm8[0],xmm3[1],xmm8[1],xmm3[2],xmm8[2],xmm3[3],xmm8[3],xmm3[4],xmm8[4],xmm3[5],xmm8[5],xmm3[6],xmm8[6],xmm3[7],xmm8[7]
+; SSE2-NEXT:    movdqa %xmm2, %xmm11
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm11 = xmm11[8],xmm8[8],xmm11[9],xmm8[9],xmm11[10],xmm8[10],xmm11[11],xmm8[11],xmm11[12],xmm8[12],xmm11[13],xmm8[13],xmm11[14],xmm8[14],xmm11[15],xmm8[15]
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm2 = xmm2[0],xmm8[0],xmm2[1],xmm8[1],xmm2[2],xmm8[2],xmm2[3],xmm8[3],xmm2[4],xmm8[4],xmm2[5],xmm8[5],xmm2[6],xmm8[6],xmm2[7],xmm8[7]
+; SSE2-NEXT:    movdqa %xmm1, %xmm12
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm12 = xmm12[8],xmm8[8],xmm12[9],xmm8[9],xmm12[10],xmm8[10],xmm12[11],xmm8[11],xmm12[12],xmm8[12],xmm12[13],xmm8[13],xmm12[14],xmm8[14],xmm12[15],xmm8[15]
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm8[0],xmm1[1],xmm8[1],xmm1[2],xmm8[2],xmm1[3],xmm8[3],xmm1[4],xmm8[4],xmm1[5],xmm8[5],xmm1[6],xmm8[6],xmm1[7],xmm8[7]
+; SSE2-NEXT:    movdqa %xmm0, %xmm13
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm13 = xmm13[8],xmm8[8],xmm13[9],xmm8[9],xmm13[10],xmm8[10],xmm13[11],xmm8[11],xmm13[12],xmm8[12],xmm13[13],xmm8[13],xmm13[14],xmm8[14],xmm13[15],xmm8[15]
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm8[0],xmm0[1],xmm8[1],xmm0[2],xmm8[2],xmm0[3],xmm8[3],xmm0[4],xmm8[4],xmm0[5],xmm8[5],xmm0[6],xmm8[6],xmm0[7],xmm8[7]
+; SSE2-NEXT:    movdqa %xmm7, %xmm9
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm9 = xmm9[8],xmm8[8],xmm9[9],xmm8[9],xmm9[10],xmm8[10],xmm9[11],xmm8[11],xmm9[12],xmm8[12],xmm9[13],xmm8[13],xmm9[14],xmm8[14],xmm9[15],xmm8[15]
+; SSE2-NEXT:    paddw %xmm10, %xmm9
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm7 = xmm7[0],xmm8[0],xmm7[1],xmm8[1],xmm7[2],xmm8[2],xmm7[3],xmm8[3],xmm7[4],xmm8[4],xmm7[5],xmm8[5],xmm7[6],xmm8[6],xmm7[7],xmm8[7]
+; SSE2-NEXT:    paddw %xmm7, %xmm3
+; SSE2-NEXT:    movdqa %xmm6, %xmm7
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm7 = xmm7[8],xmm8[8],xmm7[9],xmm8[9],xmm7[10],xmm8[10],xmm7[11],xmm8[11],xmm7[12],xmm8[12],xmm7[13],xmm8[13],xmm7[14],xmm8[14],xmm7[15],xmm8[15]
+; SSE2-NEXT:    paddw %xmm11, %xmm7
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm6 = xmm6[0],xmm8[0],xmm6[1],xmm8[1],xmm6[2],xmm8[2],xmm6[3],xmm8[3],xmm6[4],xmm8[4],xmm6[5],xmm8[5],xmm6[6],xmm8[6],xmm6[7],xmm8[7]
+; SSE2-NEXT:    paddw %xmm6, %xmm2
+; SSE2-NEXT:    movdqa %xmm5, %xmm6
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm6 = xmm6[8],xmm8[8],xmm6[9],xmm8[9],xmm6[10],xmm8[10],xmm6[11],xmm8[11],xmm6[12],xmm8[12],xmm6[13],xmm8[13],xmm6[14],xmm8[14],xmm6[15],xmm8[15]
+; SSE2-NEXT:    paddw %xmm12, %xmm6
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm5 = xmm5[0],xmm8[0],xmm5[1],xmm8[1],xmm5[2],xmm8[2],xmm5[3],xmm8[3],xmm5[4],xmm8[4],xmm5[5],xmm8[5],xmm5[6],xmm8[6],xmm5[7],xmm8[7]
+; SSE2-NEXT:    paddw %xmm5, %xmm1
+; SSE2-NEXT:    movdqa %xmm4, %xmm5
+; SSE2-NEXT:    punpckhbw {{.*#+}} xmm5 = xmm5[8],xmm8[8],xmm5[9],xmm8[9],xmm5[10],xmm8[10],xmm5[11],xmm8[11],xmm5[12],xmm8[12],xmm5[13],xmm8[13],xmm5[14],xmm8[14],xmm5[15],xmm8[15]
+; SSE2-NEXT:    paddw %xmm13, %xmm5
+; SSE2-NEXT:    punpcklbw {{.*#+}} xmm4 = xmm4[0],xmm8[0],xmm4[1],xmm8[1],xmm4[2],xmm8[2],xmm4[3],xmm8[3],xmm4[4],xmm8[4],xmm4[5],xmm8[5],xmm4[6],xmm8[6],xmm4[7],xmm8[7]
+; SSE2-NEXT:    paddw %xmm4, %xmm0
+; SSE2-NEXT:    psrlw $1, %xmm9
+; SSE2-NEXT:    psrlw $1, %xmm3
+; SSE2-NEXT:    packuswb %xmm9, %xmm3
+; SSE2-NEXT:    psrlw $1, %xmm7
+; SSE2-NEXT:    psrlw $1, %xmm2
+; SSE2-NEXT:    packuswb %xmm7, %xmm2
+; SSE2-NEXT:    psrlw $1, %xmm6
+; SSE2-NEXT:    psrlw $1, %xmm1
+; SSE2-NEXT:    packuswb %xmm6, %xmm1
+; SSE2-NEXT:    psrlw $1, %xmm5
+; SSE2-NEXT:    psrlw $1, %xmm0
+; SSE2-NEXT:    packuswb %xmm5, %xmm0
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v64i8:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm3, %xmm9
+; SSE4-NEXT:    movdqa %xmm2, %xmm10
+; SSE4-NEXT:    movdqa %xmm1, %xmm11
+; SSE4-NEXT:    movdqa %xmm0, %xmm8
+; SSE4-NEXT:    pxor %xmm13, %xmm13
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm0 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero
+; SSE4-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm9 = xmm9[8],xmm13[8],xmm9[9],xmm13[9],xmm9[10],xmm13[10],xmm9[11],xmm13[11],xmm9[12],xmm13[12],xmm9[13],xmm13[13],xmm9[14],xmm13[14],xmm9[15],xmm13[15]
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm14 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm10 = xmm10[8],xmm13[8],xmm10[9],xmm13[9],xmm10[10],xmm13[10],xmm10[11],xmm13[11],xmm10[12],xmm13[12],xmm10[13],xmm13[13],xmm10[14],xmm13[14],xmm10[15],xmm13[15]
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm15 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm11 = xmm11[8],xmm13[8],xmm11[9],xmm13[9],xmm11[10],xmm13[10],xmm11[11],xmm13[11],xmm11[12],xmm13[12],xmm11[13],xmm13[13],xmm11[14],xmm13[14],xmm11[15],xmm13[15]
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm12 = xmm8[0],zero,xmm8[1],zero,xmm8[2],zero,xmm8[3],zero,xmm8[4],zero,xmm8[5],zero,xmm8[6],zero,xmm8[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm8 = xmm8[8],xmm13[8],xmm8[9],xmm13[9],xmm8[10],xmm13[10],xmm8[11],xmm13[11],xmm8[12],xmm13[12],xmm8[13],xmm13[13],xmm8[14],xmm13[14],xmm8[15],xmm13[15]
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm3 = xmm7[0],zero,xmm7[1],zero,xmm7[2],zero,xmm7[3],zero,xmm7[4],zero,xmm7[5],zero,xmm7[6],zero,xmm7[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm7 = xmm7[8],xmm13[8],xmm7[9],xmm13[9],xmm7[10],xmm13[10],xmm7[11],xmm13[11],xmm7[12],xmm13[12],xmm7[13],xmm13[13],xmm7[14],xmm13[14],xmm7[15],xmm13[15]
+; SSE4-NEXT:    paddw %xmm9, %xmm7
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm2 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero,xmm6[4],zero,xmm6[5],zero,xmm6[6],zero,xmm6[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm6 = xmm6[8],xmm13[8],xmm6[9],xmm13[9],xmm6[10],xmm13[10],xmm6[11],xmm13[11],xmm6[12],xmm13[12],xmm6[13],xmm13[13],xmm6[14],xmm13[14],xmm6[15],xmm13[15]
+; SSE4-NEXT:    paddw %xmm10, %xmm6
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm1 = xmm5[0],zero,xmm5[1],zero,xmm5[2],zero,xmm5[3],zero,xmm5[4],zero,xmm5[5],zero,xmm5[6],zero,xmm5[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm5 = xmm5[8],xmm13[8],xmm5[9],xmm13[9],xmm5[10],xmm13[10],xmm5[11],xmm13[11],xmm5[12],xmm13[12],xmm5[13],xmm13[13],xmm5[14],xmm13[14],xmm5[15],xmm13[15]
+; SSE4-NEXT:    paddw %xmm11, %xmm5
+; SSE4-NEXT:    pmovzxbw {{.*#+}} xmm0 = xmm4[0],zero,xmm4[1],zero,xmm4[2],zero,xmm4[3],zero,xmm4[4],zero,xmm4[5],zero,xmm4[6],zero,xmm4[7],zero
+; SSE4-NEXT:    punpckhbw {{.*#+}} xmm4 = xmm4[8],xmm13[8],xmm4[9],xmm13[9],xmm4[10],xmm13[10],xmm4[11],xmm13[11],xmm4[12],xmm13[12],xmm4[13],xmm13[13],xmm4[14],xmm13[14],xmm4[15],xmm13[15]
+; SSE4-NEXT:    paddw %xmm8, %xmm4
+; SSE4-NEXT:    paddw {{[-0-9]+}}(%r{{[sb]}}p), %xmm3 # 16-byte Folded Reload
+; SSE4-NEXT:    paddw %xmm14, %xmm2
+; SSE4-NEXT:    paddw %xmm15, %xmm1
+; SSE4-NEXT:    paddw %xmm12, %xmm0
+; SSE4-NEXT:    psrlw $1, %xmm7
+; SSE4-NEXT:    psrlw $1, %xmm6
+; SSE4-NEXT:    psrlw $1, %xmm5
+; SSE4-NEXT:    psrlw $1, %xmm4
+; SSE4-NEXT:    psrlw $1, %xmm3
+; SSE4-NEXT:    packuswb %xmm7, %xmm3
+; SSE4-NEXT:    psrlw $1, %xmm2
+; SSE4-NEXT:    packuswb %xmm6, %xmm2
+; SSE4-NEXT:    psrlw $1, %xmm1
+; SSE4-NEXT:    packuswb %xmm5, %xmm1
+; SSE4-NEXT:    psrlw $1, %xmm0
+; SSE4-NEXT:    packuswb %xmm4, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v64i8:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm4, %xmm4, %xmm4
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm5 = xmm1[8],xmm4[8],xmm1[9],xmm4[9],xmm1[10],xmm4[10],xmm1[11],xmm4[11],xmm1[12],xmm4[12],xmm1[13],xmm4[13],xmm1[14],xmm4[14],xmm1[15],xmm4[15]
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm6
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm7 = xmm6[8],xmm4[8],xmm6[9],xmm4[9],xmm6[10],xmm4[10],xmm6[11],xmm4[11],xmm6[12],xmm4[12],xmm6[13],xmm4[13],xmm6[14],xmm4[14],xmm6[15],xmm4[15]
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm8 = xmm0[8],xmm4[8],xmm0[9],xmm4[9],xmm0[10],xmm4[10],xmm0[11],xmm4[11],xmm0[12],xmm4[12],xmm0[13],xmm4[13],xmm0[14],xmm4[14],xmm0[15],xmm4[15]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm9
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm10 = xmm9[8],xmm4[8],xmm9[9],xmm4[9],xmm9[10],xmm4[10],xmm9[11],xmm4[11],xmm9[12],xmm4[12],xmm9[13],xmm4[13],xmm9[14],xmm4[14],xmm9[15],xmm4[15]
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm6 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero,xmm6[4],zero,xmm6[5],zero,xmm6[6],zero,xmm6[7],zero
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm9 = xmm9[0],zero,xmm9[1],zero,xmm9[2],zero,xmm9[3],zero,xmm9[4],zero,xmm9[5],zero,xmm9[6],zero,xmm9[7],zero
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm11 = xmm3[8],xmm4[8],xmm3[9],xmm4[9],xmm3[10],xmm4[10],xmm3[11],xmm4[11],xmm3[12],xmm4[12],xmm3[13],xmm4[13],xmm3[14],xmm4[14],xmm3[15],xmm4[15]
+; AVX1-NEXT:    vpaddw %xmm5, %xmm11, %xmm5
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm11
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm12 = xmm11[8],xmm4[8],xmm11[9],xmm4[9],xmm11[10],xmm4[10],xmm11[11],xmm4[11],xmm11[12],xmm4[12],xmm11[13],xmm4[13],xmm11[14],xmm4[14],xmm11[15],xmm4[15]
+; AVX1-NEXT:    vpaddw %xmm7, %xmm12, %xmm7
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm12 = xmm2[8],xmm4[8],xmm2[9],xmm4[9],xmm2[10],xmm4[10],xmm2[11],xmm4[11],xmm2[12],xmm4[12],xmm2[13],xmm4[13],xmm2[14],xmm4[14],xmm2[15],xmm4[15]
+; AVX1-NEXT:    vpaddw %xmm12, %xmm8, %xmm8
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm12
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm4 = xmm12[8],xmm4[8],xmm12[9],xmm4[9],xmm12[10],xmm4[10],xmm12[11],xmm4[11],xmm12[12],xmm4[12],xmm12[13],xmm4[13],xmm12[14],xmm4[14],xmm12[15],xmm4[15]
+; AVX1-NEXT:    vpaddw %xmm4, %xmm10, %xmm4
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero
+; AVX1-NEXT:    vpaddw %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm3 = xmm11[0],zero,xmm11[1],zero,xmm11[2],zero,xmm11[3],zero,xmm11[4],zero,xmm11[5],zero,xmm11[6],zero,xmm11[7],zero
+; AVX1-NEXT:    vpaddw %xmm3, %xmm6, %xmm3
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero
+; AVX1-NEXT:    vpaddw %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpmovzxbw {{.*#+}} xmm2 = xmm12[0],zero,xmm12[1],zero,xmm12[2],zero,xmm12[3],zero,xmm12[4],zero,xmm12[5],zero,xmm12[6],zero,xmm12[7],zero
+; AVX1-NEXT:    vpaddw %xmm2, %xmm9, %xmm2
+; AVX1-NEXT:    vpsrlw $1, %xmm5, %xmm5
+; AVX1-NEXT:    vpsrlw $1, %xmm7, %xmm6
+; AVX1-NEXT:    vpsrlw $1, %xmm8, %xmm7
+; AVX1-NEXT:    vpsrlw $1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpackuswb %xmm5, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpackuswb %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpackuswb %xmm7, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpackuswb %xmm4, %xmm2, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm1, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v64i8:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm4
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm4 = xmm4[0],zero,xmm4[1],zero,xmm4[2],zero,xmm4[3],zero,xmm4[4],zero,xmm4[5],zero,xmm4[6],zero,xmm4[7],zero,xmm4[8],zero,xmm4[9],zero,xmm4[10],zero,xmm4[11],zero,xmm4[12],zero,xmm4[13],zero,xmm4[14],zero,xmm4[15],zero
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero,xmm1[8],zero,xmm1[9],zero,xmm1[10],zero,xmm1[11],zero,xmm1[12],zero,xmm1[13],zero,xmm1[14],zero,xmm1[15],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm5
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm5 = xmm5[0],zero,xmm5[1],zero,xmm5[2],zero,xmm5[3],zero,xmm5[4],zero,xmm5[5],zero,xmm5[6],zero,xmm5[7],zero,xmm5[8],zero,xmm5[9],zero,xmm5[10],zero,xmm5[11],zero,xmm5[12],zero,xmm5[13],zero,xmm5[14],zero,xmm5[15],zero
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero,xmm0[8],zero,xmm0[9],zero,xmm0[10],zero,xmm0[11],zero,xmm0[12],zero,xmm0[13],zero,xmm0[14],zero,xmm0[15],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm6
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm6 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero,xmm6[4],zero,xmm6[5],zero,xmm6[6],zero,xmm6[7],zero,xmm6[8],zero,xmm6[9],zero,xmm6[10],zero,xmm6[11],zero,xmm6[12],zero,xmm6[13],zero,xmm6[14],zero,xmm6[15],zero
+; AVX2-NEXT:    vpaddw %ymm6, %ymm4, %ymm4
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero,xmm3[8],zero,xmm3[9],zero,xmm3[10],zero,xmm3[11],zero,xmm3[12],zero,xmm3[13],zero,xmm3[14],zero,xmm3[15],zero
+; AVX2-NEXT:    vpaddw %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm3
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero,xmm3[8],zero,xmm3[9],zero,xmm3[10],zero,xmm3[11],zero,xmm3[12],zero,xmm3[13],zero,xmm3[14],zero,xmm3[15],zero
+; AVX2-NEXT:    vpaddw %ymm3, %ymm5, %ymm3
+; AVX2-NEXT:    vpmovzxbw {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero,xmm2[8],zero,xmm2[9],zero,xmm2[10],zero,xmm2[11],zero,xmm2[12],zero,xmm2[13],zero,xmm2[14],zero,xmm2[15],zero
+; AVX2-NEXT:    vpaddw %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlw $1, %ymm4, %ymm2
+; AVX2-NEXT:    vpsrlw $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpackuswb %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm3, %ymm2
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpackuswb %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v64i8:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
+; AVX512-NEXT:    vpmovzxbw {{.*#+}} zmm2 = ymm2[0],zero,ymm2[1],zero,ymm2[2],zero,ymm2[3],zero,ymm2[4],zero,ymm2[5],zero,ymm2[6],zero,ymm2[7],zero,ymm2[8],zero,ymm2[9],zero,ymm2[10],zero,ymm2[11],zero,ymm2[12],zero,ymm2[13],zero,ymm2[14],zero,ymm2[15],zero,ymm2[16],zero,ymm2[17],zero,ymm2[18],zero,ymm2[19],zero,ymm2[20],zero,ymm2[21],zero,ymm2[22],zero,ymm2[23],zero,ymm2[24],zero,ymm2[25],zero,ymm2[26],zero,ymm2[27],zero,ymm2[28],zero,ymm2[29],zero,ymm2[30],zero,ymm2[31],zero
+; AVX512-NEXT:    vpmovzxbw {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero,ymm0[16],zero,ymm0[17],zero,ymm0[18],zero,ymm0[19],zero,ymm0[20],zero,ymm0[21],zero,ymm0[22],zero,ymm0[23],zero,ymm0[24],zero,ymm0[25],zero,ymm0[26],zero,ymm0[27],zero,ymm0[28],zero,ymm0[29],zero,ymm0[30],zero,ymm0[31],zero
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm3
+; AVX512-NEXT:    vpmovzxbw {{.*#+}} zmm3 = ymm3[0],zero,ymm3[1],zero,ymm3[2],zero,ymm3[3],zero,ymm3[4],zero,ymm3[5],zero,ymm3[6],zero,ymm3[7],zero,ymm3[8],zero,ymm3[9],zero,ymm3[10],zero,ymm3[11],zero,ymm3[12],zero,ymm3[13],zero,ymm3[14],zero,ymm3[15],zero,ymm3[16],zero,ymm3[17],zero,ymm3[18],zero,ymm3[19],zero,ymm3[20],zero,ymm3[21],zero,ymm3[22],zero,ymm3[23],zero,ymm3[24],zero,ymm3[25],zero,ymm3[26],zero,ymm3[27],zero,ymm3[28],zero,ymm3[29],zero,ymm3[30],zero,ymm3[31],zero
+; AVX512-NEXT:    vpaddw %zmm3, %zmm2, %zmm2
+; AVX512-NEXT:    vpmovzxbw {{.*#+}} zmm1 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero,ymm1[8],zero,ymm1[9],zero,ymm1[10],zero,ymm1[11],zero,ymm1[12],zero,ymm1[13],zero,ymm1[14],zero,ymm1[15],zero,ymm1[16],zero,ymm1[17],zero,ymm1[18],zero,ymm1[19],zero,ymm1[20],zero,ymm1[21],zero,ymm1[22],zero,ymm1[23],zero,ymm1[24],zero,ymm1[25],zero,ymm1[26],zero,ymm1[27],zero,ymm1[28],zero,ymm1[29],zero,ymm1[30],zero,ymm1[31],zero
+; AVX512-NEXT:    vpaddw %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm2, %zmm1
+; AVX512-NEXT:    vpsrlw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovwb %zmm0, %ymm0
+; AVX512-NEXT:    vpmovwb %zmm1, %ymm1
+; AVX512-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = zext <64 x i8> %a0 to <64 x i16>
+  %x1 = zext <64 x i8> %a1 to <64 x i16>
+  %sum = add <64 x i16> %x0, %x1
+  %shift = lshr <64 x i16> %sum, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = trunc <64 x i16> %shift to <64 x i8>
+  ret <64 x i8> %res
+}
+
+define <32 x i16> @test_fixed_v32i16(<32 x i16> %a0, <32 x i16> %a1) {
+; SSE-LABEL: test_fixed_v32i16:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm8
+; SSE-NEXT:    pand %xmm7, %xmm8
+; SSE-NEXT:    movdqa %xmm2, %xmm9
+; SSE-NEXT:    pand %xmm6, %xmm9
+; SSE-NEXT:    movdqa %xmm1, %xmm10
+; SSE-NEXT:    pand %xmm5, %xmm10
+; SSE-NEXT:    movdqa %xmm0, %xmm11
+; SSE-NEXT:    pand %xmm4, %xmm11
+; SSE-NEXT:    pxor %xmm4, %xmm0
+; SSE-NEXT:    pxor %xmm5, %xmm1
+; SSE-NEXT:    pxor %xmm6, %xmm2
+; SSE-NEXT:    pxor %xmm7, %xmm3
+; SSE-NEXT:    psrlw $1, %xmm3
+; SSE-NEXT:    paddw %xmm8, %xmm3
+; SSE-NEXT:    psrlw $1, %xmm2
+; SSE-NEXT:    paddw %xmm9, %xmm2
+; SSE-NEXT:    psrlw $1, %xmm1
+; SSE-NEXT:    paddw %xmm10, %xmm1
+; SSE-NEXT:    psrlw $1, %xmm0
+; SSE-NEXT:    paddw %xmm11, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v32i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vandps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlw $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpaddw %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpaddw %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpaddw %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpaddw %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v32i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpaddw %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrlw $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddw %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v32i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpandq %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxorq %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsrlw $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpaddw %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %and = and <32 x i16> %a0, %a1
+  %xor = xor <32 x i16> %a1, %a0
+  %shift = lshr <32 x i16> %xor, <i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1, i16 1>
+  %res = add <32 x i16> %and, %shift
+  ret <32 x i16> %res
+}
+
+define <32 x i16> @test_ext_v32i16(<32 x i16> %a0, <32 x i16> %a1) {
+; SSE2-LABEL: test_ext_v32i16:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    movdqa %xmm0, %xmm9
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm9 = xmm9[4],xmm8[4],xmm9[5],xmm8[5],xmm9[6],xmm8[6],xmm9[7],xmm8[7]
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm8[0],xmm0[1],xmm8[1],xmm0[2],xmm8[2],xmm0[3],xmm8[3]
+; SSE2-NEXT:    movdqa %xmm1, %xmm11
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm11 = xmm11[4],xmm8[4],xmm11[5],xmm8[5],xmm11[6],xmm8[6],xmm11[7],xmm8[7]
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm8[0],xmm1[1],xmm8[1],xmm1[2],xmm8[2],xmm1[3],xmm8[3]
+; SSE2-NEXT:    movdqa %xmm2, %xmm12
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm12 = xmm12[4],xmm8[4],xmm12[5],xmm8[5],xmm12[6],xmm8[6],xmm12[7],xmm8[7]
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm8[0],xmm2[1],xmm8[1],xmm2[2],xmm8[2],xmm2[3],xmm8[3]
+; SSE2-NEXT:    movdqa %xmm3, %xmm13
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm13 = xmm13[4],xmm8[4],xmm13[5],xmm8[5],xmm13[6],xmm8[6],xmm13[7],xmm8[7]
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm8[0],xmm3[1],xmm8[1],xmm3[2],xmm8[2],xmm3[3],xmm8[3]
+; SSE2-NEXT:    movdqa %xmm4, %xmm10
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm10 = xmm10[4],xmm8[4],xmm10[5],xmm8[5],xmm10[6],xmm8[6],xmm10[7],xmm8[7]
+; SSE2-NEXT:    paddd %xmm9, %xmm10
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm8[0],xmm4[1],xmm8[1],xmm4[2],xmm8[2],xmm4[3],xmm8[3]
+; SSE2-NEXT:    paddd %xmm4, %xmm0
+; SSE2-NEXT:    movdqa %xmm5, %xmm9
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm9 = xmm9[4],xmm8[4],xmm9[5],xmm8[5],xmm9[6],xmm8[6],xmm9[7],xmm8[7]
+; SSE2-NEXT:    paddd %xmm11, %xmm9
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm8[0],xmm5[1],xmm8[1],xmm5[2],xmm8[2],xmm5[3],xmm8[3]
+; SSE2-NEXT:    paddd %xmm5, %xmm1
+; SSE2-NEXT:    movdqa %xmm6, %xmm5
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm5 = xmm5[4],xmm8[4],xmm5[5],xmm8[5],xmm5[6],xmm8[6],xmm5[7],xmm8[7]
+; SSE2-NEXT:    paddd %xmm12, %xmm5
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm6 = xmm6[0],xmm8[0],xmm6[1],xmm8[1],xmm6[2],xmm8[2],xmm6[3],xmm8[3]
+; SSE2-NEXT:    paddd %xmm6, %xmm2
+; SSE2-NEXT:    movdqa %xmm7, %xmm4
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm4 = xmm4[4],xmm8[4],xmm4[5],xmm8[5],xmm4[6],xmm8[6],xmm4[7],xmm8[7]
+; SSE2-NEXT:    paddd %xmm13, %xmm4
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm7 = xmm7[0],xmm8[0],xmm7[1],xmm8[1],xmm7[2],xmm8[2],xmm7[3],xmm8[3]
+; SSE2-NEXT:    paddd %xmm7, %xmm3
+; SSE2-NEXT:    pslld $15, %xmm10
+; SSE2-NEXT:    psrad $16, %xmm10
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm10, %xmm0
+; SSE2-NEXT:    pslld $15, %xmm9
+; SSE2-NEXT:    psrad $16, %xmm9
+; SSE2-NEXT:    pslld $15, %xmm1
+; SSE2-NEXT:    psrad $16, %xmm1
+; SSE2-NEXT:    packssdw %xmm9, %xmm1
+; SSE2-NEXT:    pslld $15, %xmm5
+; SSE2-NEXT:    psrad $16, %xmm5
+; SSE2-NEXT:    pslld $15, %xmm2
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    packssdw %xmm5, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm4
+; SSE2-NEXT:    psrad $16, %xmm4
+; SSE2-NEXT:    pslld $15, %xmm3
+; SSE2-NEXT:    psrad $16, %xmm3
+; SSE2-NEXT:    packssdw %xmm4, %xmm3
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v32i16:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm3, %xmm9
+; SSE4-NEXT:    movdqa %xmm2, %xmm10
+; SSE4-NEXT:    movdqa %xmm1, %xmm11
+; SSE4-NEXT:    movdqa %xmm0, %xmm8
+; SSE4-NEXT:    pxor %xmm13, %xmm13
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm0 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero
+; SSE4-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm9 = xmm9[4],xmm13[4],xmm9[5],xmm13[5],xmm9[6],xmm13[6],xmm9[7],xmm13[7]
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm14 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm10 = xmm10[4],xmm13[4],xmm10[5],xmm13[5],xmm10[6],xmm13[6],xmm10[7],xmm13[7]
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm15 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm11 = xmm11[4],xmm13[4],xmm11[5],xmm13[5],xmm11[6],xmm13[6],xmm11[7],xmm13[7]
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm12 = xmm8[0],zero,xmm8[1],zero,xmm8[2],zero,xmm8[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm8 = xmm8[4],xmm13[4],xmm8[5],xmm13[5],xmm8[6],xmm13[6],xmm8[7],xmm13[7]
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm3 = xmm7[0],zero,xmm7[1],zero,xmm7[2],zero,xmm7[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm7 = xmm7[4],xmm13[4],xmm7[5],xmm13[5],xmm7[6],xmm13[6],xmm7[7],xmm13[7]
+; SSE4-NEXT:    paddd %xmm9, %xmm7
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm2 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm6 = xmm6[4],xmm13[4],xmm6[5],xmm13[5],xmm6[6],xmm13[6],xmm6[7],xmm13[7]
+; SSE4-NEXT:    paddd %xmm10, %xmm6
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm1 = xmm5[0],zero,xmm5[1],zero,xmm5[2],zero,xmm5[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm5 = xmm5[4],xmm13[4],xmm5[5],xmm13[5],xmm5[6],xmm13[6],xmm5[7],xmm13[7]
+; SSE4-NEXT:    paddd %xmm11, %xmm5
+; SSE4-NEXT:    pmovzxwd {{.*#+}} xmm0 = xmm4[0],zero,xmm4[1],zero,xmm4[2],zero,xmm4[3],zero
+; SSE4-NEXT:    punpckhwd {{.*#+}} xmm4 = xmm4[4],xmm13[4],xmm4[5],xmm13[5],xmm4[6],xmm13[6],xmm4[7],xmm13[7]
+; SSE4-NEXT:    paddd %xmm8, %xmm4
+; SSE4-NEXT:    paddd {{[-0-9]+}}(%r{{[sb]}}p), %xmm3 # 16-byte Folded Reload
+; SSE4-NEXT:    paddd %xmm14, %xmm2
+; SSE4-NEXT:    paddd %xmm15, %xmm1
+; SSE4-NEXT:    paddd %xmm12, %xmm0
+; SSE4-NEXT:    psrld $1, %xmm7
+; SSE4-NEXT:    psrld $1, %xmm6
+; SSE4-NEXT:    psrld $1, %xmm5
+; SSE4-NEXT:    psrld $1, %xmm4
+; SSE4-NEXT:    psrld $1, %xmm3
+; SSE4-NEXT:    packusdw %xmm7, %xmm3
+; SSE4-NEXT:    psrld $1, %xmm2
+; SSE4-NEXT:    packusdw %xmm6, %xmm2
+; SSE4-NEXT:    psrld $1, %xmm1
+; SSE4-NEXT:    packusdw %xmm5, %xmm1
+; SSE4-NEXT:    psrld $1, %xmm0
+; SSE4-NEXT:    packusdw %xmm4, %xmm0
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v32i16:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm4, %xmm4, %xmm4
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm5 = xmm1[4],xmm4[4],xmm1[5],xmm4[5],xmm1[6],xmm4[6],xmm1[7],xmm4[7]
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm6
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm7 = xmm6[4],xmm4[4],xmm6[5],xmm4[5],xmm6[6],xmm4[6],xmm6[7],xmm4[7]
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm8 = xmm0[4],xmm4[4],xmm0[5],xmm4[5],xmm0[6],xmm4[6],xmm0[7],xmm4[7]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm9
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm10 = xmm9[4],xmm4[4],xmm9[5],xmm4[5],xmm9[6],xmm4[6],xmm9[7],xmm4[7]
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm6 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm9 = xmm9[0],zero,xmm9[1],zero,xmm9[2],zero,xmm9[3],zero
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm11 = xmm3[4],xmm4[4],xmm3[5],xmm4[5],xmm3[6],xmm4[6],xmm3[7],xmm4[7]
+; AVX1-NEXT:    vpaddd %xmm5, %xmm11, %xmm5
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm11
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm12 = xmm11[4],xmm4[4],xmm11[5],xmm4[5],xmm11[6],xmm4[6],xmm11[7],xmm4[7]
+; AVX1-NEXT:    vpaddd %xmm7, %xmm12, %xmm7
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm12 = xmm2[4],xmm4[4],xmm2[5],xmm4[5],xmm2[6],xmm4[6],xmm2[7],xmm4[7]
+; AVX1-NEXT:    vpaddd %xmm12, %xmm8, %xmm8
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm12
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm4 = xmm12[4],xmm4[4],xmm12[5],xmm4[5],xmm12[6],xmm4[6],xmm12[7],xmm4[7]
+; AVX1-NEXT:    vpaddd %xmm4, %xmm10, %xmm4
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero
+; AVX1-NEXT:    vpaddd %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm3 = xmm11[0],zero,xmm11[1],zero,xmm11[2],zero,xmm11[3],zero
+; AVX1-NEXT:    vpaddd %xmm3, %xmm6, %xmm3
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
+; AVX1-NEXT:    vpaddd %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm2 = xmm12[0],zero,xmm12[1],zero,xmm12[2],zero,xmm12[3],zero
+; AVX1-NEXT:    vpaddd %xmm2, %xmm9, %xmm2
+; AVX1-NEXT:    vpsrld $1, %xmm5, %xmm5
+; AVX1-NEXT:    vpsrld $1, %xmm7, %xmm6
+; AVX1-NEXT:    vpsrld $1, %xmm8, %xmm7
+; AVX1-NEXT:    vpsrld $1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsrld $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpackusdw %xmm5, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpackusdw %xmm6, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpackusdw %xmm7, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm2, %xmm2
+; AVX1-NEXT:    vpackusdw %xmm4, %xmm2, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm1, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v32i16:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm4
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm4 = xmm4[0],zero,xmm4[1],zero,xmm4[2],zero,xmm4[3],zero,xmm4[4],zero,xmm4[5],zero,xmm4[6],zero,xmm4[7],zero
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm5
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm5 = xmm5[0],zero,xmm5[1],zero,xmm5[2],zero,xmm5[3],zero,xmm5[4],zero,xmm5[5],zero,xmm5[6],zero,xmm5[7],zero
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm6
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm6 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero,xmm6[4],zero,xmm6[5],zero,xmm6[6],zero,xmm6[7],zero
+; AVX2-NEXT:    vpaddd %ymm6, %ymm4, %ymm4
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero
+; AVX2-NEXT:    vpaddd %ymm3, %ymm1, %ymm1
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm3
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm3 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero,xmm3[4],zero,xmm3[5],zero,xmm3[6],zero,xmm3[7],zero
+; AVX2-NEXT:    vpaddd %ymm3, %ymm5, %ymm3
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero
+; AVX2-NEXT:    vpaddd %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm4, %ymm2
+; AVX2-NEXT:    vpsrld $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpackusdw %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrld $1, %ymm3, %ymm2
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpackusdw %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,1,3]
+; AVX2-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,2,1,3]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v32i16:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} zmm2 = ymm2[0],zero,ymm2[1],zero,ymm2[2],zero,ymm2[3],zero,ymm2[4],zero,ymm2[5],zero,ymm2[6],zero,ymm2[7],zero,ymm2[8],zero,ymm2[9],zero,ymm2[10],zero,ymm2[11],zero,ymm2[12],zero,ymm2[13],zero,ymm2[14],zero,ymm2[15],zero
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm3
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} zmm3 = ymm3[0],zero,ymm3[1],zero,ymm3[2],zero,ymm3[3],zero,ymm3[4],zero,ymm3[5],zero,ymm3[6],zero,ymm3[7],zero,ymm3[8],zero,ymm3[9],zero,ymm3[10],zero,ymm3[11],zero,ymm3[12],zero,ymm3[13],zero,ymm3[14],zero,ymm3[15],zero
+; AVX512-NEXT:    vpaddd %zmm3, %zmm2, %zmm2
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} zmm1 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero,ymm1[8],zero,ymm1[9],zero,ymm1[10],zero,ymm1[11],zero,ymm1[12],zero,ymm1[13],zero,ymm1[14],zero,ymm1[15],zero
+; AVX512-NEXT:    vpaddd %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrld $1, %zmm2, %zmm1
+; AVX512-NEXT:    vpsrld $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovdw %zmm0, %ymm0
+; AVX512-NEXT:    vpmovdw %zmm1, %ymm1
+; AVX512-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = zext <32 x i16> %a0 to <32 x i32>
+  %x1 = zext <32 x i16> %a1 to <32 x i32>
+  %sum = add <32 x i32> %x0, %x1
+  %shift = lshr <32 x i32> %sum, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = trunc <32 x i32> %shift to <32 x i16>
+  ret <32 x i16> %res
+}
+
+define <16 x i32> @test_fixed_v16i32(<16 x i32> %a0, <16 x i32> %a1) {
+; SSE-LABEL: test_fixed_v16i32:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm8
+; SSE-NEXT:    pand %xmm7, %xmm8
+; SSE-NEXT:    movdqa %xmm2, %xmm9
+; SSE-NEXT:    pand %xmm6, %xmm9
+; SSE-NEXT:    movdqa %xmm1, %xmm10
+; SSE-NEXT:    pand %xmm5, %xmm10
+; SSE-NEXT:    movdqa %xmm0, %xmm11
+; SSE-NEXT:    pand %xmm4, %xmm11
+; SSE-NEXT:    pxor %xmm4, %xmm0
+; SSE-NEXT:    pxor %xmm5, %xmm1
+; SSE-NEXT:    pxor %xmm6, %xmm2
+; SSE-NEXT:    pxor %xmm7, %xmm3
+; SSE-NEXT:    psrld $1, %xmm3
+; SSE-NEXT:    paddd %xmm8, %xmm3
+; SSE-NEXT:    psrld $1, %xmm2
+; SSE-NEXT:    paddd %xmm9, %xmm2
+; SSE-NEXT:    psrld $1, %xmm1
+; SSE-NEXT:    paddd %xmm10, %xmm1
+; SSE-NEXT:    psrld $1, %xmm0
+; SSE-NEXT:    paddd %xmm11, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v16i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vandps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsrld $1, %xmm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpaddd %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpaddd %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpaddd %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpaddd %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v16i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrld $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpaddd %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddd %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v16i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpandd %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxord %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsrld $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpaddd %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %and = and <16 x i32> %a0, %a1
+  %xor = xor <16 x i32> %a1, %a0
+  %shift = lshr <16 x i32> %xor, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %res = add <16 x i32> %and, %shift
+  ret <16 x i32> %res
+}
+
+define <16 x i32> @test_ext_v16i32(<16 x i32> %a0, <16 x i32> %a1) {
+; SSE2-LABEL: test_ext_v16i32:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm8, %xmm8
+; SSE2-NEXT:    movdqa %xmm3, %xmm10
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm10 = xmm10[2],xmm8[2],xmm10[3],xmm8[3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm8[0],xmm3[1],xmm8[1]
+; SSE2-NEXT:    movdqa %xmm2, %xmm11
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm11 = xmm11[2],xmm8[2],xmm11[3],xmm8[3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm8[0],xmm2[1],xmm8[1]
+; SSE2-NEXT:    movdqa %xmm1, %xmm12
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm12 = xmm12[2],xmm8[2],xmm12[3],xmm8[3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm8[0],xmm1[1],xmm8[1]
+; SSE2-NEXT:    movdqa %xmm0, %xmm13
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm13 = xmm13[2],xmm8[2],xmm13[3],xmm8[3]
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm8[0],xmm0[1],xmm8[1]
+; SSE2-NEXT:    movdqa %xmm7, %xmm9
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm9 = xmm9[2],xmm8[2],xmm9[3],xmm8[3]
+; SSE2-NEXT:    paddq %xmm10, %xmm9
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm8[0],xmm7[1],xmm8[1]
+; SSE2-NEXT:    paddq %xmm7, %xmm3
+; SSE2-NEXT:    movdqa %xmm6, %xmm7
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm7 = xmm7[2],xmm8[2],xmm7[3],xmm8[3]
+; SSE2-NEXT:    paddq %xmm11, %xmm7
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm8[0],xmm6[1],xmm8[1]
+; SSE2-NEXT:    paddq %xmm6, %xmm2
+; SSE2-NEXT:    movdqa %xmm5, %xmm6
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm6 = xmm6[2],xmm8[2],xmm6[3],xmm8[3]
+; SSE2-NEXT:    paddq %xmm12, %xmm6
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm8[0],xmm5[1],xmm8[1]
+; SSE2-NEXT:    paddq %xmm5, %xmm1
+; SSE2-NEXT:    movdqa %xmm4, %xmm5
+; SSE2-NEXT:    punpckhdq {{.*#+}} xmm5 = xmm5[2],xmm8[2],xmm5[3],xmm8[3]
+; SSE2-NEXT:    paddq %xmm13, %xmm5
+; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm8[0],xmm4[1],xmm8[1]
+; SSE2-NEXT:    paddq %xmm4, %xmm0
+; SSE2-NEXT:    psrlq $1, %xmm9
+; SSE2-NEXT:    psrlq $1, %xmm3
+; SSE2-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,2],xmm9[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm7
+; SSE2-NEXT:    psrlq $1, %xmm2
+; SSE2-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm7[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm6
+; SSE2-NEXT:    psrlq $1, %xmm1
+; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm6[0,2]
+; SSE2-NEXT:    psrlq $1, %xmm5
+; SSE2-NEXT:    psrlq $1, %xmm0
+; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm5[0,2]
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v16i32:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    movdqa %xmm3, %xmm9
+; SSE4-NEXT:    movdqa %xmm2, %xmm10
+; SSE4-NEXT:    movdqa %xmm1, %xmm11
+; SSE4-NEXT:    movdqa %xmm0, %xmm8
+; SSE4-NEXT:    pxor %xmm13, %xmm13
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm0 = xmm3[0],zero,xmm3[1],zero
+; SSE4-NEXT:    movdqa %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm9 = xmm9[2],xmm13[2],xmm9[3],xmm13[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm14 = xmm2[0],zero,xmm2[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm10 = xmm10[2],xmm13[2],xmm10[3],xmm13[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm15 = xmm1[0],zero,xmm1[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm11 = xmm11[2],xmm13[2],xmm11[3],xmm13[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm12 = xmm8[0],zero,xmm8[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm8 = xmm8[2],xmm13[2],xmm8[3],xmm13[3]
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm3 = xmm7[0],zero,xmm7[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm7 = xmm7[2],xmm13[2],xmm7[3],xmm13[3]
+; SSE4-NEXT:    paddq %xmm9, %xmm7
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm2 = xmm6[0],zero,xmm6[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm6 = xmm6[2],xmm13[2],xmm6[3],xmm13[3]
+; SSE4-NEXT:    paddq %xmm10, %xmm6
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm1 = xmm5[0],zero,xmm5[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm5 = xmm5[2],xmm13[2],xmm5[3],xmm13[3]
+; SSE4-NEXT:    paddq %xmm11, %xmm5
+; SSE4-NEXT:    pmovzxdq {{.*#+}} xmm0 = xmm4[0],zero,xmm4[1],zero
+; SSE4-NEXT:    punpckhdq {{.*#+}} xmm4 = xmm4[2],xmm13[2],xmm4[3],xmm13[3]
+; SSE4-NEXT:    paddq %xmm8, %xmm4
+; SSE4-NEXT:    paddq {{[-0-9]+}}(%r{{[sb]}}p), %xmm3 # 16-byte Folded Reload
+; SSE4-NEXT:    paddq %xmm14, %xmm2
+; SSE4-NEXT:    paddq %xmm15, %xmm1
+; SSE4-NEXT:    paddq %xmm12, %xmm0
+; SSE4-NEXT:    psrlq $1, %xmm7
+; SSE4-NEXT:    psrlq $1, %xmm6
+; SSE4-NEXT:    psrlq $1, %xmm5
+; SSE4-NEXT:    psrlq $1, %xmm4
+; SSE4-NEXT:    psrlq $1, %xmm3
+; SSE4-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,2],xmm7[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm2
+; SSE4-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm6[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm1
+; SSE4-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,2],xmm5[0,2]
+; SSE4-NEXT:    psrlq $1, %xmm0
+; SSE4-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm4[0,2]
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v16i32:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm4
+; AVX1-NEXT:    vpxor %xmm5, %xmm5, %xmm5
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm6 = xmm4[2],xmm5[2],xmm4[3],xmm5[3]
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm7 = xmm1[2],xmm5[2],xmm1[3],xmm5[3]
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm8
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm9 = xmm8[2],xmm5[2],xmm8[3],xmm5[3]
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm10 = xmm0[2],xmm5[2],xmm0[3],xmm5[3]
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm4 = xmm4[0],zero,xmm4[1],zero
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm8 = xmm8[0],zero,xmm8[1],zero
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm11
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm12 = xmm11[2],xmm5[2],xmm11[3],xmm5[3]
+; AVX1-NEXT:    vpaddq %xmm6, %xmm12, %xmm6
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm12 = xmm3[2],xmm5[2],xmm3[3],xmm5[3]
+; AVX1-NEXT:    vpaddq %xmm7, %xmm12, %xmm7
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm12
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm13 = xmm12[2],xmm5[2],xmm12[3],xmm5[3]
+; AVX1-NEXT:    vpaddq %xmm13, %xmm9, %xmm9
+; AVX1-NEXT:    vpunpckhdq {{.*#+}} xmm5 = xmm2[2],xmm5[2],xmm2[3],xmm5[3]
+; AVX1-NEXT:    vpaddq %xmm5, %xmm10, %xmm5
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm10 = xmm11[0],zero,xmm11[1],zero
+; AVX1-NEXT:    vpaddq %xmm4, %xmm10, %xmm4
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm3 = xmm3[0],zero,xmm3[1],zero
+; AVX1-NEXT:    vpaddq %xmm3, %xmm1, %xmm1
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm3 = xmm12[0],zero,xmm12[1],zero
+; AVX1-NEXT:    vpaddq %xmm3, %xmm8, %xmm3
+; AVX1-NEXT:    vpmovzxdq {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero
+; AVX1-NEXT:    vpaddq %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm6, %xmm2
+; AVX1-NEXT:    vpsrlq $1, %xmm7, %xmm6
+; AVX1-NEXT:    vpsrlq $1, %xmm9, %xmm7
+; AVX1-NEXT:    vpsrlq $1, %xmm5, %xmm5
+; AVX1-NEXT:    vpsrlq $1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm3, %xmm3
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm7, %ymm5, %ymm5
+; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm0, %ymm0
+; AVX1-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm5[0,2],ymm0[4,6],ymm5[4,6]
+; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm6, %ymm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm4, %ymm1, %ymm1
+; AVX1-NEXT:    vshufps {{.*#+}} ymm1 = ymm1[0,2],ymm2[0,2],ymm1[4,6],ymm2[4,6]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v16i32:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm4
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm4 = xmm4[0],zero,xmm4[1],zero,xmm4[2],zero,xmm4[3],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm5
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm5 = xmm5[0],zero,xmm5[1],zero,xmm5[2],zero,xmm5[3],zero
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm6
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm6 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero
+; AVX2-NEXT:    vpaddq %ymm6, %ymm4, %ymm4
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm6
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm6 = xmm6[0],zero,xmm6[1],zero,xmm6[2],zero,xmm6[3],zero
+; AVX2-NEXT:    vpaddq %ymm6, %ymm5, %ymm5
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
+; AVX2-NEXT:    vpaddq %ymm2, %ymm0, %ymm0
+; AVX2-NEXT:    vpmovzxdq {{.*#+}} ymm2 = xmm3[0],zero,xmm3[1],zero,xmm3[2],zero,xmm3[3],zero
+; AVX2-NEXT:    vpaddq %ymm2, %ymm1, %ymm1
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm0[2,3],ymm5[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm2, %ymm2
+; AVX2-NEXT:    vinserti128 $1, %xmm5, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vshufps {{.*#+}} ymm0 = ymm0[0,2],ymm2[0,2],ymm0[4,6],ymm2[4,6]
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm1[2,3],ymm4[2,3]
+; AVX2-NEXT:    vpsrlq $1, %ymm2, %ymm2
+; AVX2-NEXT:    vinserti128 $1, %xmm4, %ymm1, %ymm1
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vshufps {{.*#+}} ymm1 = ymm1[0,2],ymm2[0,2],ymm1[4,6],ymm2[4,6]
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v16i32:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm2 = ymm2[0],zero,ymm2[1],zero,ymm2[2],zero,ymm2[3],zero,ymm2[4],zero,ymm2[5],zero,ymm2[6],zero,ymm2[7],zero
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm3
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm3 = ymm3[0],zero,ymm3[1],zero,ymm3[2],zero,ymm3[3],zero,ymm3[4],zero,ymm3[5],zero,ymm3[6],zero,ymm3[7],zero
+; AVX512-NEXT:    vpaddq %zmm3, %zmm2, %zmm2
+; AVX512-NEXT:    vpmovzxdq {{.*#+}} zmm1 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero
+; AVX512-NEXT:    vpaddq %zmm1, %zmm0, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm2, %zmm1
+; AVX512-NEXT:    vpsrlq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpmovqd %zmm0, %ymm0
+; AVX512-NEXT:    vpmovqd %zmm1, %ymm1
+; AVX512-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; AVX512-NEXT:    retq
+  %x0 = zext <16 x i32> %a0 to <16 x i64>
+  %x1 = zext <16 x i32> %a1 to <16 x i64>
+  %sum = add <16 x i64> %x0, %x1
+  %shift = lshr <16 x i64> %sum, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = trunc <16 x i64> %shift to <16 x i32>
+  ret <16 x i32> %res
+}
+
+define <8 x i64> @test_fixed_v8i64(<8 x i64> %a0, <8 x i64> %a1) {
+; SSE-LABEL: test_fixed_v8i64:
+; SSE:       # %bb.0:
+; SSE-NEXT:    movdqa %xmm3, %xmm8
+; SSE-NEXT:    pand %xmm7, %xmm8
+; SSE-NEXT:    movdqa %xmm2, %xmm9
+; SSE-NEXT:    pand %xmm6, %xmm9
+; SSE-NEXT:    movdqa %xmm1, %xmm10
+; SSE-NEXT:    pand %xmm5, %xmm10
+; SSE-NEXT:    movdqa %xmm0, %xmm11
+; SSE-NEXT:    pand %xmm4, %xmm11
+; SSE-NEXT:    pxor %xmm4, %xmm0
+; SSE-NEXT:    pxor %xmm5, %xmm1
+; SSE-NEXT:    pxor %xmm6, %xmm2
+; SSE-NEXT:    pxor %xmm7, %xmm3
+; SSE-NEXT:    psrlq $1, %xmm3
+; SSE-NEXT:    paddq %xmm8, %xmm3
+; SSE-NEXT:    psrlq $1, %xmm2
+; SSE-NEXT:    paddq %xmm9, %xmm2
+; SSE-NEXT:    psrlq $1, %xmm1
+; SSE-NEXT:    paddq %xmm10, %xmm1
+; SSE-NEXT:    psrlq $1, %xmm0
+; SSE-NEXT:    paddq %xmm11, %xmm0
+; SSE-NEXT:    retq
+;
+; AVX1-LABEL: test_fixed_v8i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vandps %ymm3, %ymm1, %ymm4
+; AVX1-NEXT:    vandps %ymm2, %ymm0, %ymm5
+; AVX1-NEXT:    vxorps %ymm0, %ymm2, %ymm0
+; AVX1-NEXT:    vxorps %ymm1, %ymm3, %ymm1
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm2
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm3
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vpsrlq $1, %xmm0, %xmm0
+; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
+; AVX1-NEXT:    vpaddq %xmm0, %xmm6, %xmm0
+; AVX1-NEXT:    vpaddq %xmm3, %xmm5, %xmm3
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm3, %ymm0
+; AVX1-NEXT:    vextractf128 $1, %ymm4, %xmm3
+; AVX1-NEXT:    vpaddq %xmm1, %xmm3, %xmm1
+; AVX1-NEXT:    vpaddq %xmm2, %xmm4, %xmm2
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_fixed_v8i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpand %ymm3, %ymm1, %ymm4
+; AVX2-NEXT:    vpand %ymm2, %ymm0, %ymm5
+; AVX2-NEXT:    vpxor %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpxor %ymm1, %ymm3, %ymm1
+; AVX2-NEXT:    vpsrlq $1, %ymm1, %ymm1
+; AVX2-NEXT:    vpaddq %ymm1, %ymm4, %ymm1
+; AVX2-NEXT:    vpsrlq $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpaddq %ymm0, %ymm5, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_fixed_v8i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpandq %zmm1, %zmm0, %zmm2
+; AVX512-NEXT:    vpxorq %zmm0, %zmm1, %zmm0
+; AVX512-NEXT:    vpsrlq $1, %zmm0, %zmm0
+; AVX512-NEXT:    vpaddq %zmm0, %zmm2, %zmm0
+; AVX512-NEXT:    retq
+  %and = and <8 x i64> %a0, %a1
+  %xor = xor <8 x i64> %a1, %a0
+  %shift = lshr <8 x i64> %xor, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
+  %res = add <8 x i64> %and, %shift
+  ret <8 x i64> %res
+}
+
+define <8 x i64> @test_ext_v8i64(<8 x i64> %a0, <8 x i64> %a1) {
+; SSE2-LABEL: test_ext_v8i64:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pushq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    pushq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    pushq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    pushq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    pushq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    pushq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 56
+; SSE2-NEXT:    .cfi_offset %rbx, -56
+; SSE2-NEXT:    .cfi_offset %r12, -48
+; SSE2-NEXT:    .cfi_offset %r13, -40
+; SSE2-NEXT:    .cfi_offset %r14, -32
+; SSE2-NEXT:    .cfi_offset %r15, -24
+; SSE2-NEXT:    .cfi_offset %rbp, -16
+; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm3[2,3,2,3]
+; SSE2-NEXT:    movq %xmm3, %rbx
+; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm2[2,3,2,3]
+; SSE2-NEXT:    movq %xmm3, %r12
+; SSE2-NEXT:    movq %xmm2, %rbp
+; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[2,3,2,3]
+; SSE2-NEXT:    movq %xmm2, %r13
+; SSE2-NEXT:    movq %xmm1, %r15
+; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
+; SSE2-NEXT:    movq %xmm1, %r14
+; SSE2-NEXT:    movq %xmm0, %r11
+; SSE2-NEXT:    movq %xmm7, %r10
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm6[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %r9
+; SSE2-NEXT:    movq %xmm6, %r8
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm5[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rdi
+; SSE2-NEXT:    movq %xmm5, %rsi
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm4[2,3,2,3]
+; SSE2-NEXT:    movq %xmm0, %rdx
+; SSE2-NEXT:    movq %xmm4, %rax
+; SSE2-NEXT:    xorl %ecx, %ecx
+; SSE2-NEXT:    addq %r11, %rax
+; SSE2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    setb %cl
+; SSE2-NEXT:    xorl %r11d, %r11d
+; SSE2-NEXT:    addq %r14, %rdx
+; SSE2-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE2-NEXT:    setb %r11b
+; SSE2-NEXT:    xorl %r14d, %r14d
+; SSE2-NEXT:    addq %r15, %rsi
+; SSE2-NEXT:    setb %r14b
+; SSE2-NEXT:    xorl %r15d, %r15d
+; SSE2-NEXT:    addq %r13, %rdi
+; SSE2-NEXT:    setb %r15b
+; SSE2-NEXT:    xorl %r13d, %r13d
+; SSE2-NEXT:    addq %rbp, %r8
+; SSE2-NEXT:    setb %r13b
+; SSE2-NEXT:    xorl %ebp, %ebp
+; SSE2-NEXT:    addq %r12, %r9
+; SSE2-NEXT:    setb %bpl
+; SSE2-NEXT:    xorl %r12d, %r12d
+; SSE2-NEXT:    addq %rbx, %r10
+; SSE2-NEXT:    movq %xmm8, %rdx
+; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm7[2,3,2,3]
+; SSE2-NEXT:    setb %r12b
+; SSE2-NEXT:    movq %xmm0, %rax
+; SSE2-NEXT:    xorl %ebx, %ebx
+; SSE2-NEXT:    addq %rdx, %rax
+; SSE2-NEXT:    setb %bl
+; SSE2-NEXT:    shldq $63, %rax, %rbx
+; SSE2-NEXT:    shldq $63, %r10, %r12
+; SSE2-NEXT:    shldq $63, %r9, %rbp
+; SSE2-NEXT:    shldq $63, %r8, %r13
+; SSE2-NEXT:    shldq $63, %rdi, %r15
+; SSE2-NEXT:    shldq $63, %rsi, %r14
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; SSE2-NEXT:    shldq $63, %rax, %r11
+; SSE2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; SSE2-NEXT:    shldq $63, %rax, %rcx
+; SSE2-NEXT:    movq %rcx, %xmm0
+; SSE2-NEXT:    movq %r11, %xmm4
+; SSE2-NEXT:    movq %r14, %xmm1
+; SSE2-NEXT:    movq %r15, %xmm5
+; SSE2-NEXT:    movq %r13, %xmm2
+; SSE2-NEXT:    movq %rbp, %xmm6
+; SSE2-NEXT:    movq %r12, %xmm3
+; SSE2-NEXT:    movq %rbx, %xmm7
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm5[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm6[0]
+; SSE2-NEXT:    punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm7[0]
+; SSE2-NEXT:    popq %rbx
+; SSE2-NEXT:    .cfi_def_cfa_offset 48
+; SSE2-NEXT:    popq %r12
+; SSE2-NEXT:    .cfi_def_cfa_offset 40
+; SSE2-NEXT:    popq %r13
+; SSE2-NEXT:    .cfi_def_cfa_offset 32
+; SSE2-NEXT:    popq %r14
+; SSE2-NEXT:    .cfi_def_cfa_offset 24
+; SSE2-NEXT:    popq %r15
+; SSE2-NEXT:    .cfi_def_cfa_offset 16
+; SSE2-NEXT:    popq %rbp
+; SSE2-NEXT:    .cfi_def_cfa_offset 8
+; SSE2-NEXT:    retq
+;
+; SSE4-LABEL: test_ext_v8i64:
+; SSE4:       # %bb.0:
+; SSE4-NEXT:    pushq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    pushq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    pushq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    pushq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    pushq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    pushq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 56
+; SSE4-NEXT:    .cfi_offset %rbx, -56
+; SSE4-NEXT:    .cfi_offset %r12, -48
+; SSE4-NEXT:    .cfi_offset %r13, -40
+; SSE4-NEXT:    .cfi_offset %r14, -32
+; SSE4-NEXT:    .cfi_offset %r15, -24
+; SSE4-NEXT:    .cfi_offset %rbp, -16
+; SSE4-NEXT:    pextrq $1, %xmm3, %r14
+; SSE4-NEXT:    movq %xmm2, %r13
+; SSE4-NEXT:    pextrq $1, %xmm2, %rbp
+; SSE4-NEXT:    movq %xmm1, %r12
+; SSE4-NEXT:    pextrq $1, %xmm1, %r15
+; SSE4-NEXT:    movq %xmm0, %rbx
+; SSE4-NEXT:    pextrq $1, %xmm0, %r11
+; SSE4-NEXT:    pextrq $1, %xmm7, %r10
+; SSE4-NEXT:    movq %xmm6, %r9
+; SSE4-NEXT:    pextrq $1, %xmm6, %r8
+; SSE4-NEXT:    movq %xmm5, %rdi
+; SSE4-NEXT:    pextrq $1, %xmm5, %rsi
+; SSE4-NEXT:    movq %xmm4, %rdx
+; SSE4-NEXT:    pextrq $1, %xmm4, %rax
+; SSE4-NEXT:    xorl %ecx, %ecx
+; SSE4-NEXT:    addq %r11, %rax
+; SSE4-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    setb %cl
+; SSE4-NEXT:    xorl %r11d, %r11d
+; SSE4-NEXT:    addq %rbx, %rdx
+; SSE4-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; SSE4-NEXT:    setb %r11b
+; SSE4-NEXT:    xorl %ebx, %ebx
+; SSE4-NEXT:    addq %r15, %rsi
+; SSE4-NEXT:    setb %bl
+; SSE4-NEXT:    xorl %r15d, %r15d
+; SSE4-NEXT:    addq %r12, %rdi
+; SSE4-NEXT:    setb %r15b
+; SSE4-NEXT:    xorl %r12d, %r12d
+; SSE4-NEXT:    addq %rbp, %r8
+; SSE4-NEXT:    setb %r12b
+; SSE4-NEXT:    xorl %ebp, %ebp
+; SSE4-NEXT:    addq %r13, %r9
+; SSE4-NEXT:    setb %bpl
+; SSE4-NEXT:    xorl %r13d, %r13d
+; SSE4-NEXT:    addq %r14, %r10
+; SSE4-NEXT:    movq %xmm3, %rdx
+; SSE4-NEXT:    setb %r13b
+; SSE4-NEXT:    movq %xmm7, %rax
+; SSE4-NEXT:    xorl %r14d, %r14d
+; SSE4-NEXT:    addq %rdx, %rax
+; SSE4-NEXT:    setb %r14b
+; SSE4-NEXT:    shldq $63, %rax, %r14
+; SSE4-NEXT:    shldq $63, %r10, %r13
+; SSE4-NEXT:    shldq $63, %r9, %rbp
+; SSE4-NEXT:    shldq $63, %r8, %r12
+; SSE4-NEXT:    shldq $63, %rdi, %r15
+; SSE4-NEXT:    shldq $63, %rsi, %rbx
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; SSE4-NEXT:    shldq $63, %rax, %r11
+; SSE4-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; SSE4-NEXT:    shldq $63, %rax, %rcx
+; SSE4-NEXT:    movq %rcx, %xmm4
+; SSE4-NEXT:    movq %r11, %xmm0
+; SSE4-NEXT:    movq %rbx, %xmm5
+; SSE4-NEXT:    movq %r15, %xmm1
+; SSE4-NEXT:    movq %r12, %xmm6
+; SSE4-NEXT:    movq %rbp, %xmm2
+; SSE4-NEXT:    movq %r13, %xmm7
+; SSE4-NEXT:    movq %r14, %xmm3
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm4[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm5[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm6[0]
+; SSE4-NEXT:    punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm7[0]
+; SSE4-NEXT:    popq %rbx
+; SSE4-NEXT:    .cfi_def_cfa_offset 48
+; SSE4-NEXT:    popq %r12
+; SSE4-NEXT:    .cfi_def_cfa_offset 40
+; SSE4-NEXT:    popq %r13
+; SSE4-NEXT:    .cfi_def_cfa_offset 32
+; SSE4-NEXT:    popq %r14
+; SSE4-NEXT:    .cfi_def_cfa_offset 24
+; SSE4-NEXT:    popq %r15
+; SSE4-NEXT:    .cfi_def_cfa_offset 16
+; SSE4-NEXT:    popq %rbp
+; SSE4-NEXT:    .cfi_def_cfa_offset 8
+; SSE4-NEXT:    retq
+;
+; AVX1-LABEL: test_ext_v8i64:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    pushq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    pushq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    pushq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    pushq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    pushq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    pushq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 56
+; AVX1-NEXT:    .cfi_offset %rbx, -56
+; AVX1-NEXT:    .cfi_offset %r12, -48
+; AVX1-NEXT:    .cfi_offset %r13, -40
+; AVX1-NEXT:    .cfi_offset %r14, -32
+; AVX1-NEXT:    .cfi_offset %r15, -24
+; AVX1-NEXT:    .cfi_offset %rbp, -16
+; AVX1-NEXT:    vpextrq $1, %xmm1, %rbx
+; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm4
+; AVX1-NEXT:    vmovq %xmm4, %r15
+; AVX1-NEXT:    vpextrq $1, %xmm4, %rbp
+; AVX1-NEXT:    vmovq %xmm0, %r13
+; AVX1-NEXT:    vpextrq $1, %xmm0, %r12
+; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %r14
+; AVX1-NEXT:    vpextrq $1, %xmm0, %r11
+; AVX1-NEXT:    vpextrq $1, %xmm3, %r10
+; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %r9
+; AVX1-NEXT:    vpextrq $1, %xmm0, %r8
+; AVX1-NEXT:    vmovq %xmm2, %rdi
+; AVX1-NEXT:    vpextrq $1, %xmm2, %rsi
+; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm0
+; AVX1-NEXT:    vmovq %xmm0, %rdx
+; AVX1-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX1-NEXT:    xorl %ecx, %ecx
+; AVX1-NEXT:    addq %r11, %rax
+; AVX1-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    setb %cl
+; AVX1-NEXT:    xorl %r11d, %r11d
+; AVX1-NEXT:    addq %r14, %rdx
+; AVX1-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX1-NEXT:    setb %r11b
+; AVX1-NEXT:    xorl %r14d, %r14d
+; AVX1-NEXT:    addq %r12, %rsi
+; AVX1-NEXT:    setb %r14b
+; AVX1-NEXT:    xorl %r12d, %r12d
+; AVX1-NEXT:    addq %r13, %rdi
+; AVX1-NEXT:    setb %r12b
+; AVX1-NEXT:    xorl %r13d, %r13d
+; AVX1-NEXT:    addq %rbp, %r8
+; AVX1-NEXT:    setb %r13b
+; AVX1-NEXT:    xorl %ebp, %ebp
+; AVX1-NEXT:    addq %r15, %r9
+; AVX1-NEXT:    setb %bpl
+; AVX1-NEXT:    xorl %r15d, %r15d
+; AVX1-NEXT:    addq %rbx, %r10
+; AVX1-NEXT:    vmovq %xmm1, %rdx
+; AVX1-NEXT:    setb %r15b
+; AVX1-NEXT:    vmovq %xmm3, %rax
+; AVX1-NEXT:    xorl %ebx, %ebx
+; AVX1-NEXT:    addq %rdx, %rax
+; AVX1-NEXT:    setb %bl
+; AVX1-NEXT:    shldq $63, %rax, %rbx
+; AVX1-NEXT:    shldq $63, %r10, %r15
+; AVX1-NEXT:    shldq $63, %r9, %rbp
+; AVX1-NEXT:    shldq $63, %r8, %r13
+; AVX1-NEXT:    shldq $63, %rdi, %r12
+; AVX1-NEXT:    shldq $63, %rsi, %r14
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX1-NEXT:    shldq $63, %rax, %r11
+; AVX1-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX1-NEXT:    shldq $63, %rax, %rcx
+; AVX1-NEXT:    vmovq %rcx, %xmm0
+; AVX1-NEXT:    vmovq %r11, %xmm1
+; AVX1-NEXT:    vmovq %r14, %xmm2
+; AVX1-NEXT:    vmovq %r12, %xmm3
+; AVX1-NEXT:    vmovq %r13, %xmm4
+; AVX1-NEXT:    vmovq %rbp, %xmm5
+; AVX1-NEXT:    vmovq %r15, %xmm6
+; AVX1-NEXT:    vmovq %rbx, %xmm7
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm2, %ymm1
+; AVX1-NEXT:    popq %rbx
+; AVX1-NEXT:    .cfi_def_cfa_offset 48
+; AVX1-NEXT:    popq %r12
+; AVX1-NEXT:    .cfi_def_cfa_offset 40
+; AVX1-NEXT:    popq %r13
+; AVX1-NEXT:    .cfi_def_cfa_offset 32
+; AVX1-NEXT:    popq %r14
+; AVX1-NEXT:    .cfi_def_cfa_offset 24
+; AVX1-NEXT:    popq %r15
+; AVX1-NEXT:    .cfi_def_cfa_offset 16
+; AVX1-NEXT:    popq %rbp
+; AVX1-NEXT:    .cfi_def_cfa_offset 8
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: test_ext_v8i64:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    pushq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    pushq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    pushq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    pushq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    pushq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    pushq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 56
+; AVX2-NEXT:    .cfi_offset %rbx, -56
+; AVX2-NEXT:    .cfi_offset %r12, -48
+; AVX2-NEXT:    .cfi_offset %r13, -40
+; AVX2-NEXT:    .cfi_offset %r14, -32
+; AVX2-NEXT:    .cfi_offset %r15, -24
+; AVX2-NEXT:    .cfi_offset %rbp, -16
+; AVX2-NEXT:    vpextrq $1, %xmm1, %rbx
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm4
+; AVX2-NEXT:    vmovq %xmm4, %r15
+; AVX2-NEXT:    vpextrq $1, %xmm4, %rbp
+; AVX2-NEXT:    vmovq %xmm0, %r13
+; AVX2-NEXT:    vpextrq $1, %xmm0, %r12
+; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %r14
+; AVX2-NEXT:    vpextrq $1, %xmm0, %r11
+; AVX2-NEXT:    vpextrq $1, %xmm3, %r10
+; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %r9
+; AVX2-NEXT:    vpextrq $1, %xmm0, %r8
+; AVX2-NEXT:    vmovq %xmm2, %rdi
+; AVX2-NEXT:    vpextrq $1, %xmm2, %rsi
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm0
+; AVX2-NEXT:    vmovq %xmm0, %rdx
+; AVX2-NEXT:    vpextrq $1, %xmm0, %rax
+; AVX2-NEXT:    xorl %ecx, %ecx
+; AVX2-NEXT:    addq %r11, %rax
+; AVX2-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    setb %cl
+; AVX2-NEXT:    xorl %r11d, %r11d
+; AVX2-NEXT:    addq %r14, %rdx
+; AVX2-NEXT:    movq %rdx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX2-NEXT:    setb %r11b
+; AVX2-NEXT:    xorl %r14d, %r14d
+; AVX2-NEXT:    addq %r12, %rsi
+; AVX2-NEXT:    setb %r14b
+; AVX2-NEXT:    xorl %r12d, %r12d
+; AVX2-NEXT:    addq %r13, %rdi
+; AVX2-NEXT:    setb %r12b
+; AVX2-NEXT:    xorl %r13d, %r13d
+; AVX2-NEXT:    addq %rbp, %r8
+; AVX2-NEXT:    setb %r13b
+; AVX2-NEXT:    xorl %ebp, %ebp
+; AVX2-NEXT:    addq %r15, %r9
+; AVX2-NEXT:    setb %bpl
+; AVX2-NEXT:    xorl %r15d, %r15d
+; AVX2-NEXT:    addq %rbx, %r10
+; AVX2-NEXT:    vmovq %xmm1, %rdx
+; AVX2-NEXT:    setb %r15b
+; AVX2-NEXT:    vmovq %xmm3, %rax
+; AVX2-NEXT:    xorl %ebx, %ebx
+; AVX2-NEXT:    addq %rdx, %rax
+; AVX2-NEXT:    setb %bl
+; AVX2-NEXT:    shldq $63, %rax, %rbx
+; AVX2-NEXT:    shldq $63, %r10, %r15
+; AVX2-NEXT:    shldq $63, %r9, %rbp
+; AVX2-NEXT:    shldq $63, %r8, %r13
+; AVX2-NEXT:    shldq $63, %rdi, %r12
+; AVX2-NEXT:    shldq $63, %rsi, %r14
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX2-NEXT:    shldq $63, %rax, %r11
+; AVX2-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX2-NEXT:    shldq $63, %rax, %rcx
+; AVX2-NEXT:    vmovq %rcx, %xmm0
+; AVX2-NEXT:    vmovq %r11, %xmm1
+; AVX2-NEXT:    vmovq %r14, %xmm2
+; AVX2-NEXT:    vmovq %r12, %xmm3
+; AVX2-NEXT:    vmovq %r13, %xmm4
+; AVX2-NEXT:    vmovq %rbp, %xmm5
+; AVX2-NEXT:    vmovq %r15, %xmm6
+; AVX2-NEXT:    vmovq %rbx, %xmm7
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm2, %ymm1
+; AVX2-NEXT:    popq %rbx
+; AVX2-NEXT:    .cfi_def_cfa_offset 48
+; AVX2-NEXT:    popq %r12
+; AVX2-NEXT:    .cfi_def_cfa_offset 40
+; AVX2-NEXT:    popq %r13
+; AVX2-NEXT:    .cfi_def_cfa_offset 32
+; AVX2-NEXT:    popq %r14
+; AVX2-NEXT:    .cfi_def_cfa_offset 24
+; AVX2-NEXT:    popq %r15
+; AVX2-NEXT:    .cfi_def_cfa_offset 16
+; AVX2-NEXT:    popq %rbp
+; AVX2-NEXT:    .cfi_def_cfa_offset 8
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: test_ext_v8i64:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    pushq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    pushq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    pushq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    pushq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    pushq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    pushq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 56
+; AVX512-NEXT:    .cfi_offset %rbx, -56
+; AVX512-NEXT:    .cfi_offset %r12, -48
+; AVX512-NEXT:    .cfi_offset %r13, -40
+; AVX512-NEXT:    .cfi_offset %r14, -32
+; AVX512-NEXT:    .cfi_offset %r15, -24
+; AVX512-NEXT:    .cfi_offset %rbp, -16
+; AVX512-NEXT:    vpextrq $1, %xmm0, %r10
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm2
+; AVX512-NEXT:    vpextrq $1, %xmm2, %r13
+; AVX512-NEXT:    vmovq %xmm2, %r15
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
+; AVX512-NEXT:    vmovq %xmm2, %rbp
+; AVX512-NEXT:    vpextrq $1, %xmm2, %r12
+; AVX512-NEXT:    vextracti128 $1, %ymm2, %xmm2
+; AVX512-NEXT:    vmovq %xmm2, %r14
+; AVX512-NEXT:    vpextrq $1, %xmm2, %rbx
+; AVX512-NEXT:    vpextrq $1, %xmm1, %r9
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm2
+; AVX512-NEXT:    vmovq %xmm2, %r8
+; AVX512-NEXT:    vpextrq $1, %xmm2, %rdx
+; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm2
+; AVX512-NEXT:    vpextrq $1, %xmm2, %rcx
+; AVX512-NEXT:    vmovq %xmm2, %r11
+; AVX512-NEXT:    vextracti128 $1, %ymm2, %xmm2
+; AVX512-NEXT:    vmovq %xmm2, %rdi
+; AVX512-NEXT:    vpextrq $1, %xmm2, %rax
+; AVX512-NEXT:    xorl %esi, %esi
+; AVX512-NEXT:    addq %rbx, %rax
+; AVX512-NEXT:    movq %rax, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    setb %sil
+; AVX512-NEXT:    xorl %ebx, %ebx
+; AVX512-NEXT:    addq %r14, %rdi
+; AVX512-NEXT:    setb %bl
+; AVX512-NEXT:    xorl %r14d, %r14d
+; AVX512-NEXT:    addq %r12, %rcx
+; AVX512-NEXT:    movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
+; AVX512-NEXT:    setb %r14b
+; AVX512-NEXT:    xorl %r12d, %r12d
+; AVX512-NEXT:    addq %rbp, %r11
+; AVX512-NEXT:    setb %r12b
+; AVX512-NEXT:    xorl %ebp, %ebp
+; AVX512-NEXT:    addq %r13, %rdx
+; AVX512-NEXT:    setb %bpl
+; AVX512-NEXT:    xorl %r13d, %r13d
+; AVX512-NEXT:    addq %r15, %r8
+; AVX512-NEXT:    setb %r13b
+; AVX512-NEXT:    xorl %r15d, %r15d
+; AVX512-NEXT:    addq %r10, %r9
+; AVX512-NEXT:    vmovq %xmm0, %rcx
+; AVX512-NEXT:    setb %r15b
+; AVX512-NEXT:    vmovq %xmm1, %rax
+; AVX512-NEXT:    xorl %r10d, %r10d
+; AVX512-NEXT:    addq %rcx, %rax
+; AVX512-NEXT:    setb %r10b
+; AVX512-NEXT:    shldq $63, %rax, %r10
+; AVX512-NEXT:    shldq $63, %r9, %r15
+; AVX512-NEXT:    shldq $63, %r8, %r13
+; AVX512-NEXT:    shldq $63, %rdx, %rbp
+; AVX512-NEXT:    shldq $63, %r11, %r12
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX512-NEXT:    shldq $63, %rax, %r14
+; AVX512-NEXT:    shldq $63, %rdi, %rbx
+; AVX512-NEXT:    movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
+; AVX512-NEXT:    shldq $63, %rax, %rsi
+; AVX512-NEXT:    vmovq %rsi, %xmm0
+; AVX512-NEXT:    vmovq %rbx, %xmm1
+; AVX512-NEXT:    vmovq %r14, %xmm2
+; AVX512-NEXT:    vmovq %r12, %xmm3
+; AVX512-NEXT:    vmovq %rbp, %xmm4
+; AVX512-NEXT:    vmovq %r13, %xmm5
+; AVX512-NEXT:    vmovq %r15, %xmm6
+; AVX512-NEXT:    vmovq %r10, %xmm7
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm1[0],xmm0[0]
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm3[0],xmm2[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm1 = xmm5[0],xmm4[0]
+; AVX512-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm7[0],xmm6[0]
+; AVX512-NEXT:    vinserti128 $1, %xmm1, %ymm2, %ymm1
+; AVX512-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; AVX512-NEXT:    popq %rbx
+; AVX512-NEXT:    .cfi_def_cfa_offset 48
+; AVX512-NEXT:    popq %r12
+; AVX512-NEXT:    .cfi_def_cfa_offset 40
+; AVX512-NEXT:    popq %r13
+; AVX512-NEXT:    .cfi_def_cfa_offset 32
+; AVX512-NEXT:    popq %r14
+; AVX512-NEXT:    .cfi_def_cfa_offset 24
+; AVX512-NEXT:    popq %r15
+; AVX512-NEXT:    .cfi_def_cfa_offset 16
+; AVX512-NEXT:    popq %rbp
+; AVX512-NEXT:    .cfi_def_cfa_offset 8
+; AVX512-NEXT:    retq
+  %x0 = zext <8 x i64> %a0 to <8 x i128>
+  %x1 = zext <8 x i64> %a1 to <8 x i128>
+  %sum = add <8 x i128> %x0, %x1
+  %shift = lshr <8 x i128> %sum, <i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1, i128 1>
+  %res = trunc <8 x i128> %shift to <8 x i64>
+  ret <8 x i64> %res
+}
+


        


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