Index: lib/Target/X86/X86ISelLowering.cpp
===================================================================
--- lib/Target/X86/X86ISelLowering.cpp
+++ lib/Target/X86/X86ISelLowering.cpp
@@ -12067,21 +12067,31 @@
 static SDValue lowerVectorShuffleAsLanePermuteAndBlend(const SDLoc &DL, MVT VT,
                                                        SDValue V1, SDValue V2,
                                                        ArrayRef<int> Mask,
-                                                       SelectionDAG &DAG) {
+                                                       SelectionDAG &DAG,
+                                                       const X86Subtarget &Subtarget) {
   // FIXME: This should probably be generalized for 512-bit vectors as well.
   assert(VT.is256BitVector() && "Only for 256-bit vector shuffles!");
   int Size = Mask.size();
   int LaneSize = Size / 2;
 
-  // If there are only inputs from one 128-bit lane, splitting will in fact be
-  // less expensive. The flags track whether the given lane contains an element
-  // that crosses to another lane.
-  bool LaneCrossing[2] = {false, false};
-  for (int i = 0; i < Size; ++i)
-    if (Mask[i] >= 0 && (Mask[i] % Size) / LaneSize != i / LaneSize)
-      LaneCrossing[(Mask[i] % Size) / LaneSize] = true;
-  if (!LaneCrossing[0] || !LaneCrossing[1])
-    return splitAndLowerVectorShuffle(DL, VT, V1, V2, Mask, DAG);
+  // Since cross-lane shuffling is expensive for sub-targets which does not 
+  // support AVX2 so split to chop out in-lane shuffle access part. For sub-targets 
+  // supporting AVX2 split if half of the lanes is not accessed by shuffle mask.
+  if (!Subtarget.hasAVX2()) {
+    bool LaneCrossing[2] = {false, false};
+    for (int i = 0; i < Size; ++i)
+      if (Mask[i] >= 0 && (Mask[i] % Size) / LaneSize != i / LaneSize)
+        LaneCrossing[(Mask[i] % Size) / LaneSize] = true;
+    if (!LaneCrossing[0] || !LaneCrossing[1])
+      return splitAndLowerVectorShuffle(DL, VT, V1, V2, Mask, DAG);
+  } else {
+    bool LaneUsed[2] = {false, false};
+    for (int i = 0; i < Size; ++i)
+      if (Mask[i] >= 0)
+        LaneUsed[(Mask[i] / LaneSize)] = true;
+    if (!LaneUsed[0] || !LaneUsed[1])
+      return splitAndLowerVectorShuffle(DL, VT, V1, V2, Mask, DAG);
+  }
 
   assert(V2.isUndef() &&
          "This last part of this routine only works on single input shuffles");
@@ -12696,7 +12706,7 @@
 
     // Otherwise, fall back.
     return lowerVectorShuffleAsLanePermuteAndBlend(DL, MVT::v4f64, V1, V2, Mask,
-                                                   DAG);
+                                                   DAG, Subtarget);
   }
 
   // Use dedicated unpack instructions for masks that match their pattern.
@@ -12899,7 +12909,7 @@
 
     // Otherwise, fall back.
     return lowerVectorShuffleAsLanePermuteAndBlend(DL, MVT::v8f32, V1, V2, Mask,
-                                                   DAG);
+                                                   DAG, Subtarget);
   }
 
   // Try to simplify this by merging 128-bit lanes to enable a lane-based
@@ -13100,7 +13110,7 @@
     // element types.
     if (is128BitLaneCrossingShuffleMask(MVT::v16i16, Mask))
       return lowerVectorShuffleAsLanePermuteAndBlend(DL, MVT::v16i16, V1, V2,
-                                                     Mask, DAG);
+                                                     Mask, DAG, Subtarget);
 
     SmallVector<int, 8> RepeatedMask;
     if (is128BitLaneRepeatedShuffleMask(MVT::v16i16, Mask, RepeatedMask)) {
@@ -13185,7 +13195,7 @@
   // element types.
   if (V2.isUndef() && is128BitLaneCrossingShuffleMask(MVT::v32i8, Mask))
     return lowerVectorShuffleAsLanePermuteAndBlend(DL, MVT::v32i8, V1, V2, Mask,
-                                                   DAG);
+                                                   DAG, Subtarget);
 
   if (SDValue PSHUFB = lowerVectorShuffleWithPSHUFB(
           DL, MVT::v32i8, Mask, V1, V2, Zeroable, Subtarget, DAG))
Index: test/CodeGen/X86/vector-shuffle-256-v16.ll
===================================================================
--- test/CodeGen/X86/vector-shuffle-256-v16.ll
+++ test/CodeGen/X86/vector-shuffle-256-v16.ll
@@ -1833,15 +1833,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_00_01_00_01_02_03_02_11_08_09_08_09_10_11_10_11:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,2,0,2,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,4,7]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,0,1,1]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_00_01_00_01_02_03_02_11_08_09_08_09_10_11_10_11:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpbroadcastq %xmm1, %xmm1
+; AVX2-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[0,0,1,1,4,4,5,5]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_00_01_00_01_02_03_02_11_08_09_08_09_10_11_10_11:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [0,1,0,1,2,3,2,11,8,9,8,9,10,11,10,11]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 1, i32 0, i32 1, i32 2, i32 3, i32 2, i32 11, i32 8, i32 9, i32 8, i32 9, i32 10, i32 11, i32 10, i32 11>
   ret <16 x i16> %shuffle
 }
@@ -1856,14 +1861,19 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_06_07_04_05_02_03_00_09_14_15_12_13_10_11_08_09:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[3,2,1,0]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[3,2,1,0]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_06_07_04_05_02_03_00_09_14_15_12_13_10_11_08_09:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[3,2,1,0,7,6,5,4]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_06_07_04_05_02_03_00_09_14_15_12_13_10_11_08_09:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [6,7,4,5,2,3,0,9,14,15,12,13,10,11,8,9]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 6, i32 7, i32 4, i32 5, i32 2, i32 3, i32 0, i32 9, i32 14, i32 15, i32 12, i32 13, i32 10, i32 11, i32 8, i32 9>
   ret <16 x i16> %shuffle
 }
@@ -1883,11 +1893,10 @@
 ; AVX2-LABEL: shuffle_v16i16_04_05_06_07_16_17_18_27_12_13_14_15_24_25_26_27:
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2,3],ymm1[4,5],ymm0[6,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3],xmm0[4,5,6,7]
-; AVX2-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
-; AVX2-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,0,1]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[2,3,0,1,6,7,4,5]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_04_05_06_07_16_17_18_27_12_13_14_15_24_25_26_27:
@@ -1910,14 +1919,21 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08_08:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,2,3]
-; AVX2OR512VL-NEXT:    vpbroadcastw %xmm1, %xmm1
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08_08:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm1, %xmm1
+; AVX2-NEXT:    vpshuflw {{.*#+}} ymm0 = ymm0[0,0,0,0,4,5,6,7,8,8,8,8,12,13,14,15]
+; AVX2-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[0,0,1,1,4,4,5,5]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08_08:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [0,0,0,0,0,0,0,8,8,8,8,8,8,8,8,8]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
@@ -1935,17 +1951,21 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_00_00_00_00_04_04_04_12_08_08_08_08_12_12_12_12:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpsllq $48, %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,0,0,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,4,7]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,0,0,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,4,4]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_00_00_00_00_04_04_04_12_08_08_08_08_12_12_12_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpsllq $48, %xmm1, %xmm1
+; AVX2-NEXT:    vpshuflw {{.*#+}} ymm0 = ymm0[0,0,0,0,4,5,6,7,8,8,8,8,12,13,14,15]
+; AVX2-NEXT:    vpshufhw {{.*#+}} ymm0 = ymm0[0,1,2,3,4,4,4,4,8,9,10,11,12,12,12,12]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_00_00_00_00_04_04_04_12_08_08_08_08_12_12_12_12:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [0,0,0,0,4,4,4,12,8,8,8,8,12,12,12,12]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 4, i32 4, i32 4, i32 12, i32 8, i32 8, i32 8, i32 8, i32 12, i32 12, i32 12, i32 12>
   ret <16 x i16> %shuffle
 }
@@ -1961,15 +1981,19 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_uu_00_uu_01_uu_02_uu_11_uu_08_uu_09_uu_10_uu_11:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpunpcklwd {{.*#+}} xmm2 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2OR512VL-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,2,2,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,6,7]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_uu_00_uu_01_uu_02_uu_11_uu_08_uu_09_uu_10_uu_11:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = <255,255,255,255,255,255,0,0,u,u,u,u,u,u,u,u,255,255,255,255,255,255,255,255,u,u,u,u,u,u,u,u>
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpunpcklwd {{.*#+}} ymm0 = ymm0[0,0,1,1,2,2,3,3,8,8,9,9,10,10,11,11]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_uu_00_uu_01_uu_02_uu_11_uu_08_uu_09_uu_10_uu_11:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = <u,0,u,1,u,2,u,11,u,8,u,9,u,10,u,11>
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 undef, i32 0, i32 undef, i32 1, i32 undef, i32 2, i32 undef, i32 11, i32 undef, i32 8, i32 undef, i32 9, i32 undef, i32 10, i32 undef, i32 11>
   ret <16 x i16> %shuffle
 }
@@ -1985,15 +2009,18 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_uu_04_uu_05_uu_06_uu_15_uu_12_uu_13_uu_14_uu_15:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpunpckhwd {{.*#+}} xmm2 = xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
-; AVX2OR512VL-NEXT:    vpunpckhwd {{.*#+}} xmm0 = xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,2,2,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,6,7]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_uu_04_uu_05_uu_06_uu_15_uu_12_uu_13_uu_14_uu_15:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpunpckhwd {{.*#+}} ymm0 = ymm0[4,4,5,5,6,6,7,7,12,12,13,13,14,14,15,15]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1,2],ymm1[3],ymm0[4,5,6,7]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_uu_04_uu_05_uu_06_uu_15_uu_12_uu_13_uu_14_uu_15:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = <u,4,u,5,u,6,u,15,u,12,u,13,u,14,u,15>
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 undef, i32 4, i32 undef, i32 5, i32 undef, i32 6, i32 undef, i32 15, i32 undef, i32 12, i32 undef, i32 13, i32 undef, i32 14, i32 undef, i32 15>
   ret <16 x i16> %shuffle
 }
@@ -2010,16 +2037,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_03_01_02_00_06_07_04_13_11_09_10_08_14_15_12_13:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4],xmm1[5],xmm0[6,7]
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[3,1,2,0,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,1,3,2]
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[3,1,2,0,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,1,3,2]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_03_01_02_00_06_07_04_13_11_09_10_08_14_15_12_13:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshuflw {{.*#+}} ymm0 = ymm0[3,1,2,0,4,5,6,7,11,9,10,8,12,13,14,15]
+; AVX2-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[0,1,3,2,4,5,7,6]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_03_01_02_00_06_07_04_13_11_09_10_08_14_15_12_13:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [3,1,2,0,6,7,4,13,11,9,10,8,14,15,12,13]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 3, i32 1, i32 2, i32 0, i32 6, i32 7, i32 4, i32 13, i32 11, i32 9, i32 10, i32 8, i32 14, i32 15, i32 12, i32 13>
   ret <16 x i16> %shuffle
 }
@@ -2035,15 +2066,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_04_04_04_04_00_00_00_08_12_12_12_12_08_08_08_08:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpbroadcastw %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[8,9,8,9,8,9,8,9,0,1,0,1,0,1,14,15]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[8,9,8,9,8,9,8,9,0,1,0,1,0,1,0,1]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_04_04_04_04_00_00_00_08_12_12_12_12_08_08_08_08:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[8,9,8,9,8,9,8,9,0,1,0,1,0,1,0,1,24,25,24,25,24,25,24,25,16,17,16,17,16,17,16,17]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_04_04_04_04_00_00_00_08_12_12_12_12_08_08_08_08:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [4,4,4,4,0,0,0,8,12,12,12,12,8,8,8,8]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 4, i32 4, i32 4, i32 4, i32 0, i32 0, i32 0, i32 8, i32 12, i32 12, i32 12, i32 12, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
@@ -2058,14 +2094,19 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_02_03_00_01_06_07_04_13_10_11_08_09_14_15_12_13:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4],xmm1[5],xmm0[6,7]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[1,0,3,2]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[1,0,3,2]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_02_03_00_01_06_07_04_13_10_11_08_09_14_15_12_13:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[1,0,3,2,5,4,7,6]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_02_03_00_01_06_07_04_13_10_11_08_09_14_15_12_13:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [2,3,0,1,6,7,4,13,10,11,8,9,14,15,12,13]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 2, i32 3, i32 0, i32 1, i32 6, i32 7, i32 4, i32 13, i32 10, i32 11, i32 8, i32 9, i32 14, i32 15, i32 12, i32 13>
   ret <16 x i16> %shuffle
 }
@@ -2082,16 +2123,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_02_03_00_02_06_07_04_13_10_11_08_10_14_15_12_13:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4],xmm1[5],xmm0[6,7]
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[2,3,0,2,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,1,3,2]
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[2,3,0,2,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,1,3,2]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_02_03_00_02_06_07_04_13_10_11_08_10_14_15_12_13:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = <255,255,u,u,255,255,255,255,255,255,0,0,255,255,255,255,255,255,u,u,255,255,255,255,255,255,255,255,255,255,255,255>
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshuflw {{.*#+}} ymm0 = ymm0[2,3,0,2,4,5,6,7,10,11,8,10,12,13,14,15]
+; AVX2-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[0,1,3,2,4,5,7,6]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_02_03_00_02_06_07_04_13_10_11_08_10_14_15_12_13:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [2,3,0,2,6,7,4,13,10,11,8,10,14,15,12,13]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 2, i32 3, i32 0, i32 2, i32 6, i32 7, i32 4, i32 13, i32 10, i32 11, i32 8, i32 10, i32 14, i32 15, i32 12, i32 13>
   ret <16 x i16> %shuffle
 }
@@ -2107,15 +2152,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_02_03_00_01_06_07_04_15_10_11_08_09_14_15_12_15:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[1,0,3,2]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm1[7]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[1,0,2,3]
-; AVX2OR512VL-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,6,7,4,7]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_02_03_00_01_06_07_04_15_10_11_08_09_14_15_12_15:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[1,0,2,3,5,4,6,7]
+; AVX2-NEXT:    vpshufhw {{.*#+}} ymm0 = ymm0[0,1,2,3,6,7,4,7,8,9,10,11,14,15,12,15]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_02_03_00_01_06_07_04_15_10_11_08_09_14_15_12_15:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [2,3,0,1,6,7,4,15,10,11,8,9,14,15,12,15]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 2, i32 3, i32 0, i32 1, i32 6, i32 7, i32 4, i32 15, i32 10, i32 11, i32 8, i32 9, i32 14, i32 15, i32 12, i32 15>
   ret <16 x i16> %shuffle
 }
@@ -2131,15 +2181,19 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_07_05_06_04_03_01_02_08_15_13_14_12_11_09_10_08:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vmovdqa {{.*#+}} xmm2 = [14,15,10,11,12,13,8,9,6,7,2,3,4,5,0,1]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm1, %xmm3
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_07_05_06_04_03_01_02_08_15_13_14_12_11_09_10_08:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[14,15,10,11,12,13,8,9,6,7,2,3,4,5,0,1,30,31,26,27,28,29,24,25,22,23,18,19,20,21,16,17]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_07_05_06_04_03_01_02_08_15_13_14_12_11_09_10_08:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [7,5,6,4,3,1,2,8,15,13,14,12,11,9,10,8]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 7, i32 5, i32 6, i32 4, i32 3, i32 1, i32 2, i32 8, i32 15, i32 13, i32 14, i32 12, i32 11, i32 9, i32 10, i32 8>
   ret <16 x i16> %shuffle
 }
@@ -2155,15 +2209,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_01_00_05_04_05_04_01_08_09_08_13_12_13_12_09_08:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpbroadcastw %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[2,3,0,1,10,11,8,9,10,11,8,9,2,3,2,3]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[2,3,0,1,10,11,8,9,10,11,8,9,2,3,0,1]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_01_00_05_04_05_04_01_08_09_08_13_12_13_12_09_08:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[2,3,0,1,10,11,8,9,10,11,8,9,2,3,0,1,18,19,16,17,26,27,24,25,26,27,24,25,18,19,16,17]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_01_00_05_04_05_04_01_08_09_08_13_12_13_12_09_08:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [1,0,5,4,5,4,1,8,9,8,13,12,13,12,9,8]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 1, i32 0, i32 5, i32 4, i32 5, i32 4, i32 1, i32 8, i32 9, i32 8, i32 13, i32 12, i32 13, i32 12, i32 9, i32 8>
   ret <16 x i16> %shuffle
 }
@@ -2179,15 +2238,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_05_04_01_00_05_04_01_08_13_12_09_08_13_12_09_08:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpbroadcastw %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[10,11,8,9,2,3,0,1,10,11,8,9,2,3,2,3]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[10,11,8,9,2,3,0,1,10,11,8,9,2,3,0,1]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_05_04_01_00_05_04_01_08_13_12_09_08_13_12_09_08:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[10,11,8,9,2,3,0,1,10,11,8,9,2,3,0,1,26,27,24,25,18,19,16,17,26,27,24,25,18,19,16,17]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_05_04_01_00_05_04_01_08_13_12_09_08_13_12_09_08:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [5,4,1,0,5,4,1,8,13,12,9,8,13,12,9,8]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 5, i32 4, i32 1, i32 0, i32 5, i32 4, i32 1, i32 8, i32 13, i32 12, i32 9, i32 8, i32 13, i32 12, i32 9, i32 8>
   ret <16 x i16> %shuffle
 }
@@ -2203,15 +2267,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_05_04_01_00_01_00_05_12_13_12_09_08_09_08_13_12:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpsllq $48, %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[10,11,8,9,2,3,0,1,2,3,0,1,10,11,2,3]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[10,11,8,9,2,3,0,1,2,3,0,1,10,11,8,9]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_05_04_01_00_01_00_05_12_13_12_09_08_09_08_13_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpsllq $48, %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[10,11,8,9,2,3,0,1,2,3,0,1,10,11,8,9,26,27,24,25,18,19,16,17,18,19,16,17,26,27,24,25]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_05_04_01_00_01_00_05_12_13_12_09_08_09_08_13_12:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [5,4,1,0,1,0,5,12,13,12,9,8,9,8,13,12]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 5, i32 4, i32 1, i32 0, i32 1, i32 0, i32 5, i32 12, i32 13, i32 12, i32 9, i32 8, i32 9, i32 8, i32 13, i32 12>
   ret <16 x i16> %shuffle
 }
@@ -2227,15 +2296,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_00_04_04_00_00_04_04_08_08_12_12_08_08_12_12_08:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpbroadcastw %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,8,9,8,9,0,1,0,1,8,9,8,9,2,3]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[0,1,8,9,8,9,0,1,0,1,8,9,8,9,0,1]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_00_04_04_00_00_04_04_08_08_12_12_08_08_12_12_08:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,8,9,8,9,0,1,0,1,8,9,8,9,0,1,16,17,24,25,24,25,16,17,16,17,24,25,24,25,16,17]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_00_04_04_00_00_04_04_08_08_12_12_08_08_12_12_08:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [0,4,4,0,0,4,4,8,8,12,12,8,8,12,12,8]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 4, i32 4, i32 0, i32 0, i32 4, i32 4, i32 8, i32 8, i32 12, i32 12, i32 8, i32 8, i32 12, i32 12, i32 8>
   ret <16 x i16> %shuffle
 }
@@ -2251,15 +2325,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_04_00_00_04_04_00_00_12_12_08_08_12_12_08_08_12:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpsllq $48, %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[8,9,0,1,0,1,8,9,8,9,0,1,0,1,2,3]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[8,9,0,1,0,1,8,9,8,9,0,1,0,1,8,9]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_04_00_00_04_04_00_00_12_12_08_08_12_12_08_08_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpsllq $48, %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[8,9,0,1,0,1,8,9,8,9,0,1,0,1,8,9,24,25,16,17,16,17,24,25,24,25,16,17,16,17,24,25]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_04_00_00_04_04_00_00_12_12_08_08_12_12_08_08_12:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [4,0,0,4,4,0,0,12,12,8,8,12,12,8,8,12]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 4, i32 0, i32 0, i32 4, i32 4, i32 0, i32 0, i32 12, i32 12, i32 8, i32 8, i32 12, i32 12, i32 8, i32 8, i32 12>
   ret <16 x i16> %shuffle
 }
@@ -2275,15 +2354,19 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_02_06_04_00_05_01_07_11_10_14_12_08_13_09_15_11:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vmovdqa {{.*#+}} xmm2 = [4,5,12,13,8,9,0,1,10,11,2,3,14,15,6,7]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm1, %xmm3
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3],xmm0[4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_02_06_04_00_05_01_07_11_10_14_12_08_13_09_15_11:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[4,5,12,13,8,9,0,1,10,11,2,3,14,15,6,7,20,21,28,29,24,25,16,17,26,27,18,19,30,31,22,23]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_02_06_04_00_05_01_07_11_10_14_12_08_13_09_15_11:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [2,6,4,0,5,1,7,11,10,14,12,8,13,9,15,11]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 2, i32 6, i32 4, i32 0, i32 5, i32 1, i32 7, i32 11, i32 10, i32 14, i32 12, i32 8, i32 13, i32 9, i32 15, i32 11>
   ret <16 x i16> %shuffle
 }
@@ -2299,15 +2382,19 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_02_00_06_04_05_01_07_11_10_08_14_12_13_09_15_11:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vmovdqa {{.*#+}} xmm2 = [4,5,0,1,12,13,8,9,10,11,2,3,14,15,6,7]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm1, %xmm3
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3],xmm0[4,5,6,7]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_02_00_06_04_05_01_07_11_10_08_14_12_13_09_15_11:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[4,5,0,1,12,13,8,9,10,11,2,3,14,15,6,7,20,21,16,17,28,29,24,25,26,27,18,19,30,31,22,23]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_02_00_06_04_05_01_07_11_10_08_14_12_13_09_15_11:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [2,0,6,4,5,1,7,11,10,8,14,12,13,9,15,11]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 2, i32 0, i32 6, i32 4, i32 5, i32 1, i32 7, i32 11, i32 10, i32 8, i32 14, i32 12, i32 13, i32 9, i32 15, i32 11>
   ret <16 x i16> %shuffle
 }
@@ -2323,15 +2410,19 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_02_06_04_00_01_03_07_13_10_14_12_08_09_11_15_13:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vmovdqa {{.*#+}} xmm2 = [4,5,12,13,8,9,0,1,2,3,6,7,14,15,10,11]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm1, %xmm3
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4],xmm1[5],xmm0[6,7]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_02_06_04_00_01_03_07_13_10_14_12_08_09_11_15_13:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[4,5,12,13,8,9,0,1,2,3,6,7,14,15,10,11,20,21,28,29,24,25,16,17,18,19,22,23,30,31,26,27]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_02_06_04_00_01_03_07_13_10_14_12_08_09_11_15_13:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [2,6,4,0,1,3,7,13,10,14,12,8,9,11,15,13]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 2, i32 6, i32 4, i32 0, i32 1, i32 3, i32 7, i32 13, i32 10, i32 14, i32 12, i32 8, i32 9, i32 11, i32 15, i32 13>
   ret <16 x i16> %shuffle
 }
@@ -2347,15 +2438,18 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_06_06_07_05_01_06_04_11_14_14_15_13_09_14_12_11:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vmovdqa {{.*#+}} xmm2 = [12,13,12,13,14,15,10,11,2,3,12,13,8,9,6,7]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm1, %xmm3
-; AVX2OR512VL-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_06_06_07_05_01_06_04_11_14_14_15_13_09_14_12_11:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2,3,4,5,6,7]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[12,13,12,13,14,15,10,11,2,3,12,13,8,9,6,7,28,29,28,29,30,31,26,27,18,19,28,29,24,25,22,23]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_06_06_07_05_01_06_04_11_14_14_15_13_09_14_12_11:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [6,6,7,5,1,6,4,11,14,14,15,13,9,14,12,11]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 6, i32 6, i32 7, i32 5, i32 1, i32 6, i32 4, i32 11, i32 14, i32 14, i32 15, i32 13, i32 9, i32 14, i32 12, i32 11>
   ret <16 x i16> %shuffle
 }
@@ -2371,15 +2465,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_00_00_04_04_04_04_04_12_08_08_12_12_12_12_12_12:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpsllq $48, %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,0,1,8,9,8,9,8,9,8,9,8,9,14,15]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[0,1,0,1,8,9,8,9,8,9,8,9,8,9,8,9]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_00_00_04_04_04_04_04_12_08_08_12_12_12_12_12_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpsllq $48, %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,0,1,8,9,8,9,8,9,8,9,8,9,8,9,16,17,16,17,24,25,24,25,24,25,24,25,24,25,24,25]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_00_00_04_04_04_04_04_12_08_08_12_12_12_12_12_12:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [0,0,4,4,4,4,4,12,8,8,12,12,12,12,12,12]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 0, i32 4, i32 4, i32 4, i32 4, i32 4, i32 12, i32 8, i32 8, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12>
   ret <16 x i16> %shuffle
 }
@@ -2395,15 +2494,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_04_04_00_00_04_04_04_12_12_12_08_08_12_12_12_12:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpsllq $48, %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[8,9,8,9,0,1,0,1,8,9,8,9,8,9,14,15]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[8,9,8,9,0,1,0,1,8,9,8,9,8,9,8,9]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_04_04_00_00_04_04_04_12_12_12_08_08_12_12_12_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpsllq $48, %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[8,9,8,9,0,1,0,1,8,9,8,9,8,9,8,9,24,25,24,25,16,17,16,17,24,25,24,25,24,25,24,25]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_04_04_00_00_04_04_04_12_12_12_08_08_12_12_12_12:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [4,4,0,0,4,4,4,12,12,12,8,8,12,12,12,12]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 4, i32 4, i32 0, i32 0, i32 4, i32 4, i32 4, i32 12, i32 12, i32 12, i32 8, i32 8, i32 12, i32 12, i32 12, i32 12>
   ret <16 x i16> %shuffle
 }
@@ -2419,15 +2523,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_00_04_04_00_04_04_04_12_08_12_12_08_12_12_12_12:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpsllq $48, %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,8,9,8,9,0,1,8,9,8,9,8,9,14,15]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[0,1,8,9,8,9,0,1,8,9,8,9,8,9,8,9]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_00_04_04_00_04_04_04_12_08_12_12_08_12_12_12_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpsllq $48, %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,8,9,8,9,0,1,8,9,8,9,8,9,8,9,16,17,24,25,24,25,16,17,24,25,24,25,24,25,24,25]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_00_04_04_00_04_04_04_12_08_12_12_08_12_12_12_12:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [0,4,4,0,4,4,4,12,8,12,12,8,12,12,12,12]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 4, i32 4, i32 0, i32 4, i32 4, i32 4, i32 12, i32 8, i32 12, i32 12, i32 8, i32 12, i32 12, i32 12, i32 12>
   ret <16 x i16> %shuffle
 }
@@ -2443,15 +2552,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_00_04_04_00_00_00_00_08_08_12_12_08_08_08_08_08:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpbroadcastw %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,8,9,8,9,0,1,0,1,0,1,0,1,14,15]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[0,1,8,9,8,9,0,1,0,1,0,1,0,1,0,1]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_00_04_04_00_00_00_00_08_08_12_12_08_08_08_08_08:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpbroadcastw %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,8,9,8,9,0,1,0,1,0,1,0,1,0,1,16,17,24,25,24,25,16,17,16,17,16,17,16,17,16,17]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_00_04_04_00_00_00_00_08_08_12_12_08_08_08_08_08:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [0,4,4,0,0,0,0,8,8,12,12,8,8,8,8,8]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 4, i32 4, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 12, i32 12, i32 8, i32 8, i32 8, i32 8, i32 8>
   ret <16 x i16> %shuffle
 }
@@ -2468,16 +2582,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_00_04_04_00_04_05_06_15_08_12_12_08_12_13_14_15:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,0,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm1[7]
-; AVX2OR512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
-; AVX2OR512VL-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,2,2,0,4,5,6,7]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_00_04_04_00_04_05_06_15_08_12_12_08_12_13_14_15:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[0,2,2,3,4,6,6,7]
+; AVX2-NEXT:    vpshuflw {{.*#+}} ymm0 = ymm0[0,2,2,0,4,5,6,7,8,10,10,8,12,13,14,15]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_00_04_04_00_04_05_06_15_08_12_12_08_12_13_14_15:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [0,4,4,0,4,5,6,15,8,12,12,8,12,13,14,15]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 4, i32 4, i32 0, i32 4, i32 5, i32 6, i32 15, i32 8, i32 12, i32 12, i32 8, i32 12, i32 13, i32 14, i32 15>
   ret <16 x i16> %shuffle
 }
@@ -2493,15 +2611,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_00_uu_04_04_04_04_04_12_08_uu_12_12_12_12_12_12:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpsllq $48, %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,2,3,8,9,8,9,8,9,8,9,8,9,14,15]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[0,1,2,3,8,9,8,9,8,9,8,9,8,9,8,9]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_00_uu_04_04_04_04_04_12_08_uu_12_12_12_12_12_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpsllq $48, %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,2,3,8,9,8,9,8,9,8,9,8,9,8,9,16,17,18,19,24,25,24,25,24,25,24,25,24,25,24,25]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = <255,255,u,u,255,255,255,255,255,255,255,255,255,255,0,0,255,255,u,u,255,255,255,255,255,255,255,255,255,255,255,255>
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_00_uu_04_04_04_04_04_12_08_uu_12_12_12_12_12_12:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = <0,u,4,4,4,4,4,12,8,u,12,12,12,12,12,12>
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 undef, i32 4, i32 4, i32 4, i32 4, i32 4, i32 12, i32 8, i32 undef, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12>
   ret <16 x i16> %shuffle
 }
@@ -2517,15 +2640,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_04_04_uu_00_04_04_04_12_12_12_uu_08_12_12_12_12:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpsllq $48, %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[8,9,8,9,8,9,0,1,8,9,8,9,8,9,14,15]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[8,9,8,9,8,9,0,1,8,9,8,9,8,9,8,9]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_04_04_uu_00_04_04_04_12_12_12_uu_08_12_12_12_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpsllq $48, %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[8,9,8,9,8,9,0,1,8,9,8,9,8,9,8,9,24,25,24,25,24,25,16,17,24,25,24,25,24,25,24,25]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = <255,255,255,255,u,u,255,255,255,255,255,255,255,255,0,0,255,255,255,255,u,u,255,255,255,255,255,255,255,255,255,255>
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_04_04_uu_00_04_04_04_12_12_12_uu_08_12_12_12_12:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = <4,4,u,0,4,4,4,12,12,12,u,8,12,12,12,12>
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 4, i32 4, i32 undef, i32 0, i32 4, i32 4, i32 4, i32 12, i32 12, i32 12, i32 undef, i32 8, i32 12, i32 12, i32 12, i32 12>
   ret <16 x i16> %shuffle
 }
@@ -2541,15 +2669,20 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_uu_04_04_00_04_04_04_12_uu_12_12_08_12_12_12_12:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpsllq $48, %xmm1, %xmm2
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,8,9,8,9,0,1,8,9,8,9,8,9,14,15]
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2OR512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[0,1,8,9,8,9,0,1,8,9,8,9,8,9,8,9]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_uu_04_04_00_04_04_04_12_uu_12_12_08_12_12_12_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpsllq $48, %xmm1, %xmm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,8,9,8,9,0,1,8,9,8,9,8,9,8,9,16,17,24,25,24,25,16,17,24,25,24,25,24,25,24,25]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = <u,u,255,255,255,255,255,255,255,255,255,255,255,255,0,0,u,u,255,255,255,255,255,255,255,255,255,255,255,255,255,255>
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_uu_04_04_00_04_04_04_12_uu_12_12_08_12_12_12_12:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = <u,4,4,0,4,4,4,12,u,12,12,8,12,12,12,12>
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 undef, i32 4, i32 4, i32 0, i32 4, i32 4, i32 4, i32 12, i32 undef, i32 12, i32 12, i32 8, i32 12, i32 12, i32 12, i32 12>
   ret <16 x i16> %shuffle
 }
@@ -2591,22 +2724,14 @@
 ;
 ; AVX2-LABEL: shuffle_v16i16_uu_uu_uu_uu_04_05_06_11_uu_uu_uu_uu_12_13_14_11:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpbroadcastq %xmm1, %xmm2
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[12,13,6,7,4,5,6,7,8,9,10,11,12,13,6,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[2,1,2,3]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[12,13,6,7,4,5,6,7,8,9,10,11,12,13,6,7,28,29,22,23,20,21,22,23,24,25,26,27,28,29,22,23]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_uu_uu_uu_uu_04_05_06_11_uu_uu_uu_uu_12_13_14_11:
 ; AVX512VL:       # BB#0:
-; AVX512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX512VL-NEXT:    vpbroadcastq %xmm1, %xmm2
-; AVX512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm2[7]
-; AVX512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[3,1,2,0]
-; AVX512VL-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,3,2,3,4,5,6,7]
-; AVX512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,1,2,0]
-; AVX512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = <u,u,u,u,4,5,6,11,u,u,u,u,12,13,14,11>
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
 ; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 4, i32 5, i32 6, i32 11, i32 undef, i32 undef, i32 undef, i32 undef, i32 12, i32 13, i32 14, i32 11>
   ret <16 x i16> %shuffle
@@ -2667,25 +2792,16 @@
 ;
 ; AVX2-LABEL: shuffle_v16i16_00_01_02_07_04_05_06_11_08_09_10_15_12_13_14_11:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vmovdqa {{.*#+}} xmm2 = [0,1,2,3,4,5,14,15,8,9,10,11,12,13,6,7]
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm3
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3],xmm0[4,5,6,7]
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,2,3,4,5,14,15,8,9,10,11,12,13,6,7,16,17,18,19,20,21,30,31,24,25,26,27,28,29,22,23]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_00_01_02_07_04_05_06_11_08_09_10_15_12_13_14_11:
 ; AVX512VL:       # BB#0:
-; AVX512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3],xmm0[4,5,6,7]
-; AVX512VL-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,2,1,3]
-; AVX512VL-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,6,5,4,7]
-; AVX512VL-NEXT:    vpshufd {{.*#+}} xmm0 = xmm0[0,3,1,2]
-; AVX512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,2,1,3]
-; AVX512VL-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,6,5,4,7]
-; AVX512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[0,3,1,2]
-; AVX512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [0,1,2,7,4,5,6,11,8,9,10,15,12,13,14,11]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
 ; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 0, i32 1, i32 2, i32 7, i32 4, i32 5, i32 6, i32 11, i32 8, i32 9, i32 10, i32 15, i32 12, i32 13, i32 14, i32 11>
   ret <16 x i16> %shuffle
@@ -2703,22 +2819,16 @@
 ;
 ; AVX2-LABEL: shuffle_v16i16_04_05_06_03_00_01_02_15_12_13_14_11_08_09_10_15:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[8,9,10,11,12,13,6,7,0,1,2,3,4,5,2,3]
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm1[7]
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[8,9,10,11,12,13,6,7,0,1,2,3,4,5,14,15]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[8,9,10,11,12,13,6,7,0,1,2,3,4,5,14,15,24,25,26,27,28,29,22,23,16,17,18,19,20,21,30,31]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_04_05_06_03_00_01_02_15_12_13_14_11_08_09_10_15:
 ; AVX512VL:       # BB#0:
-; AVX512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[8,9,10,11,12,13,6,7,0,1,2,3,4,5,2,3]
-; AVX512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm1[7]
-; AVX512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[3,1,2,0]
-; AVX512VL-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,3,2,1,4,5,6,7]
-; AVX512VL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,0,3,1]
-; AVX512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [4,5,6,3,0,1,2,15,12,13,14,11,8,9,10,15]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
 ; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 4, i32 5, i32 6, i32 3, i32 0, i32 1, i32 2, i32 15, i32 12, i32 13, i32 14, i32 11, i32 8, i32 9, i32 10, i32 15>
   ret <16 x i16> %shuffle
@@ -2735,15 +2845,18 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_03_07_01_00_02_07_03_13_11_15_09_08_10_15_11_13:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vmovdqa {{.*#+}} xmm2 = [6,7,14,15,2,3,0,1,4,5,14,15,6,7,10,11]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm1, %xmm3
-; AVX2OR512VL-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0,1],xmm1[2],xmm0[3]
-; AVX2OR512VL-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_03_07_01_00_02_07_03_13_11_15_09_08_10_15_11_13:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2],ymm0[3,4,5,6,7]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[6,7,14,15,2,3,0,1,4,5,14,15,6,7,10,11,22,23,30,31,18,19,16,17,20,21,30,31,22,23,26,27]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_03_07_01_00_02_07_03_13_11_15_09_08_10_15_11_13:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [3,7,1,0,2,7,3,13,11,15,9,8,10,15,11,13]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 3, i32 7, i32 1, i32 0, i32 2, i32 7, i32 3, i32 13, i32 11, i32 15, i32 9, i32 8, i32 10, i32 15, i32 11, i32 13>
   ret <16 x i16> %shuffle
 }
@@ -2762,14 +2875,10 @@
 ;
 ; AVX2-LABEL: shuffle_v16i16_00_16_01_17_02_18_03_27_08_24_09_25_10_26_11_27:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm3 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3]
-; AVX2-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,2,2,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,6,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm1, %ymm1
-; AVX2-NEXT:    vpunpcklwd {{.*#+}} ymm0 = ymm0[0,0,1,1,2,2,3,3,8,8,9,9,10,10,11,11]
-; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7],ymm0[8],ymm1[9],ymm0[10],ymm1[11],ymm0[12],ymm1[13],ymm0[14],ymm1[15]
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm1[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm3 = <255,255,255,255,255,255,0,0,u,u,u,u,u,u,u,u,255,255,255,255,255,255,255,255,u,u,u,u,u,u,u,u>
+; AVX2-NEXT:    vpblendvb %ymm3, %ymm1, %ymm2, %ymm1
+; AVX2-NEXT:    vpunpcklwd {{.*#+}} ymm0 = ymm0[0],ymm1[0],ymm0[1],ymm1[1],ymm0[2],ymm1[2],ymm0[3],ymm1[3],ymm0[8],ymm1[8],ymm0[9],ymm1[9],ymm0[10],ymm1[10],ymm0[11],ymm1[11]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_00_16_01_17_02_18_03_27_08_24_09_25_10_26_11_27:
@@ -2797,12 +2906,10 @@
 ; AVX2-LABEL: shuffle_v16i16_00_20_01_21_02_22_03_31_08_28_09_29_10_30_11_31:
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3],ymm0[4,5],ymm1[6,7]
-; AVX2-NEXT:    vmovdqa {{.*#+}} xmm1 = [0,1,8,9,2,3,10,11,4,5,12,13,6,7,14,15]
-; AVX2-NEXT:    vpshufb %xmm1, %xmm0, %xmm2
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm0
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm2 = xmm2[0,1,2,3,4,5,6],xmm0[7]
-; AVX2-NEXT:    vpshufb %xmm1, %xmm0, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm2, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,8,9,2,3,10,11,4,5,12,13,6,7,14,15,16,17,24,25,18,19,26,27,20,21,28,29,22,23,30,31]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_00_20_01_21_02_22_03_31_08_28_09_29_10_30_11_31:
@@ -2828,12 +2935,9 @@
 ;
 ; AVX2-LABEL: shuffle_v16i16_04_20_05_21_06_22_07_31_12_28_13_29_14_30_15_31:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vpunpckhwd {{.*#+}} xmm3 = xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
-; AVX2-NEXT:    vpunpckhwd {{.*#+}} xmm1 = xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
-; AVX2-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,2,2,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,4,6,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm1, %ymm1
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm1[2,3,0,1]
+; AVX2-NEXT:    vpunpckhwd {{.*#+}} ymm1 = ymm0[4],ymm1[4],ymm0[5],ymm1[5],ymm0[6],ymm1[6],ymm0[7],ymm1[7],ymm0[12],ymm1[12],ymm0[13],ymm1[13],ymm0[14],ymm1[14],ymm0[15],ymm1[15]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm1 = ymm1[0,1,2],ymm2[3],ymm1[4,5,6,7]
 ; AVX2-NEXT:    vpunpckhwd {{.*#+}} ymm0 = ymm0[4,4,5,5,6,6,7,7,12,12,13,13,14,14,15,15]
 ; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7],ymm0[8],ymm1[9],ymm0[10],ymm1[11],ymm0[12],ymm1[13],ymm0[14],ymm1[15]
 ; AVX2-NEXT:    retq
@@ -2863,12 +2967,10 @@
 ; AVX2-LABEL: shuffle_v16i16_04_16_05_17_06_18_07_27_12_24_13_25_14_26_15_27:
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2,3],ymm1[4,5],ymm0[6,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3],xmm0[4,5,6,7]
-; AVX2-NEXT:    vmovdqa {{.*#+}} xmm2 = [8,9,0,1,10,11,2,3,12,13,4,5,14,15,6,7]
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[8,9,0,1,10,11,2,3,12,13,4,5,14,15,6,7,24,25,16,17,26,27,18,19,28,29,20,21,30,31,22,23]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_04_16_05_17_06_18_07_27_12_24_13_25_14_26_15_27:
@@ -2899,13 +3001,10 @@
 ;
 ; AVX2-LABEL: shuffle_v16i16_00_16_01_17_06_22_07_31_08_24_09_25_14_30_15_31:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,0,2,1,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,6,6,7]
-; AVX2-NEXT:    vpblendd {{.*#+}} xmm1 = xmm1[0,1,2],xmm2[3]
-; AVX2-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm2[0,0,2,1,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,4,6,6,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm1, %ymm1
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm1[2,3,0,1]
+; AVX2-NEXT:    vpshuflw {{.*#+}} ymm1 = ymm1[0,0,2,1,4,5,6,7,8,8,10,9,12,13,14,15]
+; AVX2-NEXT:    vpshufhw {{.*#+}} ymm1 = ymm1[0,1,2,3,4,6,6,7,8,9,10,11,12,14,14,15]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm1 = ymm1[0,1,2],ymm2[3],ymm1[4,5,6,7]
 ; AVX2-NEXT:    vpshuflw {{.*#+}} ymm0 = ymm0[0,1,1,3,4,5,6,7,8,9,9,11,12,13,14,15]
 ; AVX2-NEXT:    vpshufhw {{.*#+}} ymm0 = ymm0[0,1,2,3,6,5,7,7,8,9,10,11,14,13,15,15]
 ; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7],ymm0[8],ymm1[9],ymm0[10],ymm1[11],ymm0[12],ymm1[13],ymm0[14],ymm1[15]
@@ -2937,12 +3036,10 @@
 ;
 ; AVX2-LABEL: shuffle_v16i16_00_20_01_21_06_16_07_25_08_28_09_29_14_24_15_25:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vmovdqa {{.*#+}} xmm3 = [8,9,8,9,4,5,10,11,0,1,0,1,12,13,2,3]
-; AVX2-NEXT:    vpshufb %xmm3, %xmm2, %xmm4
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm1 = xmm1[0],xmm2[1],xmm1[2,3,4,5,6,7]
-; AVX2-NEXT:    vpshufb %xmm3, %xmm1, %xmm1
-; AVX2-NEXT:    vinserti128 $1, %xmm4, %ymm1, %ymm1
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm1[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm3 = <255,255,0,0,u,u,u,u,255,255,255,255,u,u,u,u,255,255,255,255,u,u,u,u,255,255,255,255,u,u,u,u>
+; AVX2-NEXT:    vpblendvb %ymm3, %ymm1, %ymm2, %ymm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[8,9,8,9,4,5,10,11,0,1,0,1,12,13,2,3,24,25,24,25,20,21,26,27,16,17,16,17,28,29,18,19]
 ; AVX2-NEXT:    vpshuflw {{.*#+}} ymm0 = ymm0[0,1,1,3,4,5,6,7,8,9,9,11,12,13,14,15]
 ; AVX2-NEXT:    vpshufhw {{.*#+}} ymm0 = ymm0[0,1,2,3,6,5,7,7,8,9,10,11,14,13,15,15]
 ; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7],ymm0[8],ymm1[9],ymm0[10],ymm1[11],ymm0[12],ymm1[13],ymm0[14],ymm1[15]
@@ -2974,12 +3071,10 @@
 ;
 ; AVX2-LABEL: shuffle_v16i16_01_00_17_16_03_02_19_26_09_08_25_24_11_10_27_26:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3]
-; AVX2-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,1,2,0,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,5,6,5]
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm2 = xmm2[0,1,2,3,2,3,0,1,8,9,10,11,6,7,4,5]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm1, %ymm1
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm1[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm3 = <255,255,255,255,0,0,255,255,u,u,u,u,u,u,u,u,255,255,255,255,255,255,255,255,u,u,u,u,u,u,u,u>
+; AVX2-NEXT:    vpblendvb %ymm3, %ymm1, %ymm2, %ymm1
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[0,1,2,3,2,3,0,1,8,9,10,11,6,7,4,5,16,17,18,19,18,19,16,17,24,25,26,27,22,23,20,21]
 ; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[2,3,0,1,4,5,6,7,6,7,4,5,4,5,6,7,18,19,16,17,20,21,22,23,22,23,20,21,20,21,22,23]
 ; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7]
 ; AVX2-NEXT:    retq
@@ -3007,14 +3102,10 @@
 ;
 ; AVX2-LABEL: shuffle_v16i16_16_00_17_01_18_02_19_11_24_08_25_09_26_10_27_11:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
-; AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm3 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; AVX2-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,2,2,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,6,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm0
-; AVX2-NEXT:    vpunpcklwd {{.*#+}} ymm1 = ymm1[0],ymm0[0],ymm1[1],ymm0[1],ymm1[2],ymm0[2],ymm1[3],ymm0[3],ymm1[8],ymm0[8],ymm1[9],ymm0[9],ymm1[10],ymm0[10],ymm1[11],ymm0[11]
-; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm1[0],ymm0[1],ymm1[2],ymm0[3],ymm1[4],ymm0[5],ymm1[6],ymm0[7],ymm1[8],ymm0[9],ymm1[10],ymm0[11],ymm1[12],ymm0[13],ymm1[14],ymm0[15]
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm3 = <255,255,255,255,255,255,0,0,u,u,u,u,u,u,u,u,255,255,255,255,255,255,255,255,u,u,u,u,u,u,u,u>
+; AVX2-NEXT:    vpblendvb %ymm3, %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpunpcklwd {{.*#+}} ymm0 = ymm1[0],ymm0[0],ymm1[1],ymm0[1],ymm1[2],ymm0[2],ymm1[3],ymm0[3],ymm1[8],ymm0[8],ymm1[9],ymm0[9],ymm1[10],ymm0[10],ymm1[11],ymm0[11]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_16_00_17_01_18_02_19_11_24_08_25_09_26_10_27_11:
@@ -3041,12 +3132,9 @@
 ;
 ; AVX2-LABEL: shuffle_v16i16_20_04_21_05_22_06_23_15_28_12_29_13_30_14_31_15:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm2
-; AVX2-NEXT:    vpunpckhwd {{.*#+}} xmm3 = xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
-; AVX2-NEXT:    vpunpckhwd {{.*#+}} xmm0 = xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
-; AVX2-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,0,2,2,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,4,6,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpunpckhwd {{.*#+}} ymm0 = ymm0[4,4,5,5,6,6,7,7,12,12,13,13,14,14,15,15]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1,2],ymm2[3],ymm0[4,5,6,7]
 ; AVX2-NEXT:    vpunpckhwd {{.*#+}} ymm1 = ymm1[4],ymm0[4],ymm1[5],ymm0[5],ymm1[6],ymm0[6],ymm1[7],ymm0[7],ymm1[12],ymm0[12],ymm1[13],ymm0[13],ymm1[14],ymm0[14],ymm1[15],ymm0[15]
 ; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm1[0],ymm0[1],ymm1[2],ymm0[3],ymm1[4],ymm0[5],ymm1[6],ymm0[7],ymm1[8],ymm0[9],ymm1[10],ymm0[11],ymm1[12],ymm0[13],ymm1[14],ymm0[15]
 ; AVX2-NEXT:    retq
@@ -3080,13 +3168,11 @@
 ; AVX2-LABEL: shuffle_v16i16_00_02_01_03_20_22_21_31_08_10_09_11_28_30_29_31:
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3],ymm0[4,5],ymm1[6,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpshuflw {{.*#+}} xmm0 = xmm0[0,2,1,3,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,6,5,7]
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,6],xmm1[7]
-; AVX2-NEXT:    vpshuflw {{.*#+}} xmm1 = xmm1[0,2,1,3,4,5,6,7]
-; AVX2-NEXT:    vpshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,6,5,7]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vpshuflw {{.*#+}} ymm0 = ymm0[0,2,1,3,4,5,6,7,8,10,9,11,12,13,14,15]
+; AVX2-NEXT:    vpshufhw {{.*#+}} ymm0 = ymm0[0,1,2,3,4,6,5,7,8,9,10,11,12,14,13,15]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_00_02_01_03_20_22_21_31_08_10_09_11_28_30_29_31:
@@ -3268,12 +3354,10 @@
 ; AVX2-LABEL: shuffle_v16i16_00_01_02_21_20_21_22_11_08_09_10_29_28_29_30_11:
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3],ymm0[4,5],ymm1[6,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3],xmm0[4,5,6,7]
-; AVX2-NEXT:    vmovdqa {{.*#+}} xmm2 = [0,1,2,3,4,5,10,11,8,9,10,11,12,13,6,7]
-; AVX2-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
-; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = <255,255,255,255,255,255,0,0,255,255,255,255,255,255,u,u,255,255,255,255,255,255,255,255,255,255,255,255,255,255,u,u>
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,2,3,4,5,10,11,8,9,10,11,12,13,6,7,16,17,18,19,20,21,26,27,24,25,26,27,28,29,22,23]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_00_01_02_21_20_21_22_11_08_09_10_29_28_29_30_11:
@@ -3390,11 +3474,10 @@
 ; AVX2-LABEL: shuffle_v16i16_21_22_23_00_01_02_03_12_29_30_31_08_09_10_11_12:
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0,1,2,3,4],ymm1[5,6,7],ymm0[8,9,10,11,12],ymm1[13,14,15]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4],xmm0[5,6,7]
-; AVX2-NEXT:    vpalignr {{.*#+}} xmm0 = xmm0[10,11,12,13,14,15,0,1,2,3,4,5,6,7,8,9]
-; AVX2-NEXT:    vpalignr {{.*#+}} xmm1 = xmm1[10,11,12,13,14,15,0,1,2,3,4,5,6,7,8,9]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpalignr {{.*#+}} ymm0 = ymm0[10,11,12,13,14,15,0,1,2,3,4,5,6,7,8,9,26,27,28,29,30,31,16,17,18,19,20,21,22,23,24,25]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_21_22_23_00_01_02_03_12_29_30_31_08_09_10_11_12:
@@ -3434,14 +3517,19 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_05_06_07_00_01_02_03_12_13_14_15_08_09_10_11_12:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4],xmm0[5,6,7]
-; AVX2OR512VL-NEXT:    vpalignr {{.*#+}} xmm0 = xmm0[10,11,12,13,14,15,0,1,2,3,4,5,6,7,8,9]
-; AVX2OR512VL-NEXT:    vpalignr {{.*#+}} xmm1 = xmm1[10,11,12,13,14,15,0,1,2,3,4,5,6,7,8,9]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_05_06_07_00_01_02_03_12_13_14_15_08_09_10_11_12:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpalignr {{.*#+}} ymm0 = ymm0[10,11,12,13,14,15,0,1,2,3,4,5,6,7,8,9,26,27,28,29,30,31,16,17,18,19,20,21,22,23,24,25]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_05_06_07_00_01_02_03_12_13_14_15_08_09_10_11_12:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [5,6,7,0,1,2,3,12,13,14,15,8,9,10,11,12]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 5, i32 6, i32 7, i32 0, i32 1, i32 2, i32 3, i32 12, i32 13, i32 14, i32 15, i32 8, i32 9, i32 10, i32 11, i32 12>
   ret <16 x i16> %shuffle
 }
@@ -3496,11 +3584,10 @@
 ; AVX2-LABEL: shuffle_v16i16_19_20_21_22_23_00_01_10_27_28_29_30_31_08_09_10:
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0,1,2],ymm1[3,4,5,6,7],ymm0[8,9,10],ymm1[11,12,13,14,15]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2],xmm0[3,4,5,6,7]
-; AVX2-NEXT:    vpalignr {{.*#+}} xmm0 = xmm0[6,7,8,9,10,11,12,13,14,15,0,1,2,3,4,5]
-; AVX2-NEXT:    vpalignr {{.*#+}} xmm1 = xmm1[6,7,8,9,10,11,12,13,14,15,0,1,2,3,4,5]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpalignr {{.*#+}} ymm0 = ymm0[6,7,8,9,10,11,12,13,14,15,0,1,2,3,4,5,22,23,24,25,26,27,28,29,30,31,16,17,18,19,20,21]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_19_20_21_22_23_00_01_10_27_28_29_30_31_08_09_10:
@@ -3541,14 +3628,19 @@
 ; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
 ; AVX1-NEXT:    retq
 ;
-; AVX2OR512VL-LABEL: shuffle_v16i16_03_04_05_06_07_00_01_10_11_12_13_14_15_08_09_10:
-; AVX2OR512VL:       # BB#0:
-; AVX2OR512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2OR512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2],xmm0[3,4,5,6,7]
-; AVX2OR512VL-NEXT:    vpalignr {{.*#+}} xmm0 = xmm0[6,7,8,9,10,11,12,13,14,15,0,1,2,3,4,5]
-; AVX2OR512VL-NEXT:    vpalignr {{.*#+}} xmm1 = xmm1[6,7,8,9,10,11,12,13,14,15,0,1,2,3,4,5]
-; AVX2OR512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2OR512VL-NEXT:    retq
+; AVX2-LABEL: shuffle_v16i16_03_04_05_06_07_00_01_10_11_12_13_14_15_08_09_10:
+; AVX2:       # BB#0:
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpalignr {{.*#+}} ymm0 = ymm0[6,7,8,9,10,11,12,13,14,15,0,1,2,3,4,5,22,23,24,25,26,27,28,29,30,31,16,17,18,19,20,21]
+; AVX2-NEXT:    retq
+;
+; AVX512VL-LABEL: shuffle_v16i16_03_04_05_06_07_00_01_10_11_12_13_14_15_08_09_10:
+; AVX512VL:       # BB#0:
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [3,4,5,6,7,0,1,10,11,12,13,14,15,8,9,10]
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0
+; AVX512VL-NEXT:    retq
   %shuffle = shufflevector <16 x i16> %a, <16 x i16> %b, <16 x i32> <i32 3, i32 4, i32 5, i32 6, i32 7, i32 0, i32 1, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 8, i32 9, i32 10>
   ret <16 x i16> %shuffle
 }
@@ -3603,11 +3695,10 @@
 ; AVX2-LABEL: shuffle_v16i16_03_04_05_06_07_16_17_26_11_12_13_14_15_24_25_26:
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm1[0,1,2],ymm0[3,4,5,6,7],ymm1[8,9,10],ymm0[11,12,13,14,15]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2],xmm0[3,4,5,6,7]
-; AVX2-NEXT:    vpalignr {{.*#+}} xmm0 = xmm0[6,7,8,9,10,11,12,13,14,15,0,1,2,3,4,5]
-; AVX2-NEXT:    vpalignr {{.*#+}} xmm1 = xmm1[6,7,8,9,10,11,12,13,14,15,0,1,2,3,4,5]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpalignr {{.*#+}} ymm0 = ymm0[6,7,8,9,10,11,12,13,14,15,0,1,2,3,4,5,22,23,24,25,26,27,28,29,30,31,16,17,18,19,20,21]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_03_04_05_06_07_16_17_26_11_12_13_14_15_24_25_26:
@@ -3651,11 +3742,10 @@
 ; AVX2-LABEL: shuffle_v16i16_05_06_07_16_17_18_19_28_13_14_15_24_25_26_27_28:
 ; AVX2:       # BB#0:
 ; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm1[0,1,2,3,4],ymm0[5,6,7],ymm1[8,9,10,11,12],ymm0[13,14,15]
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4],xmm0[5,6,7]
-; AVX2-NEXT:    vpalignr {{.*#+}} xmm0 = xmm0[10,11,12,13,14,15,0,1,2,3,4,5,6,7,8,9]
-; AVX2-NEXT:    vpalignr {{.*#+}} xmm1 = xmm1[10,11,12,13,14,15,0,1,2,3,4,5,6,7,8,9]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,0,0,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpalignr {{.*#+}} ymm0 = ymm0[10,11,12,13,14,15,0,1,2,3,4,5,6,7,8,9,26,27,28,29,30,31,16,17,18,19,20,21,22,23,24,25]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: shuffle_v16i16_05_06_07_16_17_18_19_28_13_14_15_24_25_26_27_28:
@@ -3973,25 +4063,18 @@
 ;
 ; AVX2-LABEL: PR34369:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX2-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2],xmm0[3,4,5,6,7]
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[6,7,0,1,0,1,6,7,10,11,10,11,4,5,4,5]
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[14,15,0,1,12,13,0,1,2,3,4,5,8,9,8,9]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2-NEXT:    vpand {{.*}}(%rip), %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = <255,255,u,u,0,0,255,255,u,u,255,255,u,u,u,u,255,255,255,255,255,255,u,u,255,255,u,u,u,u,255,255>
+; AVX2-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[6,7,0,1,0,1],zero,zero,ymm0[10,11],zero,zero,zero,zero,ymm0[4,5,30,31,16,17],zero,zero,ymm0[16,17,18,19,20,21,24,25,24,25]
 ; AVX2-NEXT:    retq
 ;
 ; AVX512VL-LABEL: PR34369:
 ; AVX512VL:       # BB#0:
-; AVX512VL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; AVX512VL-NEXT:    vpshufb {{.*#+}} xmm2 = xmm1[8,9,10,11,4,5,10,11,8,9,10,11,4,5,4,5]
-; AVX512VL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[6,7,0,1,0,1,6,7,10,11,4,5,4,5,6,7]
-; AVX512VL-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0,1,2],xmm2[3],xmm0[4,5,6],xmm2[7]
-; AVX512VL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[14,15,0,1,12,13,0,1,2,3,4,5,8,9,8,9]
-; AVX512VL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; AVX512VL-NEXT:    vmovdqa {{.*#+}} ymm1 = [3,0,0,13,5,2,2,10,15,8,14,8,9,10,12,12]
 ; AVX512VL-NEXT:    movw $-1129, %ax # imm = 0xFB97
 ; AVX512VL-NEXT:    kmovd %eax, %k1
-; AVX512VL-NEXT:    vmovdqu16 %ymm0, %ymm0 {%k1} {z}
+; AVX512VL-NEXT:    vpermw %ymm0, %ymm1, %ymm0 {%k1} {z}
 ; AVX512VL-NEXT:    retq
   %shuf = shufflevector <16 x i16> %vec, <16 x i16> undef, <16 x i32> <i32 3, i32 0, i32 0, i32 13, i32 5, i32 2, i32 2, i32 10, i32 15, i32 8, i32 14, i32 8, i32 9, i32 10, i32 12, i32 12>
   %res = select <16 x i1> <i1 1, i1 1, i1 1, i1 0, i1 1, i1 0, i1 0, i1 1, i1 1, i1 1, i1 0, i1 1, i1 1, i1 1, i1 1, i1 1>, <16 x i16> %shuf, <16 x i16> zeroinitializer
Index: test/CodeGen/X86/vector-shuffle-512-v32.ll
===================================================================
--- test/CodeGen/X86/vector-shuffle-512-v32.ll
+++ test/CodeGen/X86/vector-shuffle-512-v32.ll
@@ -63,24 +63,18 @@
 define <32 x i16> @shuffle_v32i16_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_18_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_38(<32 x i16> %a, <32 x i16> %b)  {
 ; KNL-LABEL: shuffle_v32i16_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_18_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_38:
 ; KNL:       ## BB#0:
-; KNL-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; KNL-NEXT:    vpunpckhwd {{.*#+}} xmm1 = xmm2[4],xmm1[4],xmm2[5],xmm1[5],xmm2[6],xmm1[6],xmm2[7],xmm1[7]
-; KNL-NEXT:    vpshufb {{.*#+}} xmm4 = xmm1[8,9,12,13,12,13,10,11,0,1,4,5,4,5,0,1]
-; KNL-NEXT:    vpshufd {{.*#+}} xmm1 = xmm2[0,1,0,3]
-; KNL-NEXT:    vpshuflw {{.*#+}} xmm2 = xmm1[0,3,2,2,4,5,6,7]
-; KNL-NEXT:    vextracti128 $1, %ymm0, %xmm1
-; KNL-NEXT:    vpunpckhwd {{.*#+}} xmm0 = xmm1[4],xmm0[4],xmm1[5],xmm0[5],xmm1[6],xmm0[6],xmm1[7],xmm0[7]
-; KNL-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[12,13,10,11,8,9,14,15,4,5,2,3,2,3,6,7]
-; KNL-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[6,7,2,3,4,5,6,7,2,3,2,3,0,1,14,15]
-; KNL-NEXT:    vinserti128 $1, %xmm2, %ymm4, %ymm5
-; KNL-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; KNL-NEXT:    vpblendw {{.*#+}} ymm1 = ymm0[0],ymm5[1],ymm0[2],ymm5[3],ymm0[4],ymm5[5],ymm0[6],ymm5[7],ymm0[8],ymm5[9],ymm0[10],ymm5[11],ymm0[12],ymm5[13],ymm0[14],ymm5[15]
+; KNL-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm1[2,3,0,1]
+; KNL-NEXT:    vpblendw {{.*#+}} ymm2 = ymm1[0,1,2,3],ymm2[4,5],ymm1[6],ymm2[7],ymm1[8,9,10,11],ymm2[12,13],ymm1[14],ymm2[15]
+; KNL-NEXT:    vpshufb {{.*#+}} ymm1 = ymm2[u,u,14,15,u,u,12,13,u,u,10,11,u,u,8,9,u,u,22,23,u,u,20,21,u,u,18,19,u,u,u,u]
+; KNL-NEXT:    vperm2i128 {{.*#+}} ymm4 = ymm0[2,3,0,1]
+; KNL-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0,1,2,3,4],ymm4[5,6,7],ymm0[8,9,10,11,12],ymm4[13,14,15]
+; KNL-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[14,15,u,u,12,13,u,u,10,11,u,u,8,9,u,u,22,23,u,u,20,21,u,u,18,19,u,u,16,17,u,u]
+; KNL-NEXT:    vpblendw {{.*#+}} ymm1 = ymm0[0],ymm1[1],ymm0[2],ymm1[3],ymm0[4],ymm1[5],ymm0[6],ymm1[7],ymm0[8],ymm1[9],ymm0[10],ymm1[11],ymm0[12],ymm1[13],ymm0[14],ymm1[15]
 ; KNL-NEXT:    vextracti128 $1, %ymm3, %xmm3
 ; KNL-NEXT:    vpbroadcastw %xmm3, %ymm3
-; KNL-NEXT:    vmovdqa {{.*#+}} ymm5 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0]
-; KNL-NEXT:    vpblendvb %ymm5, %ymm1, %ymm3, %ymm1
-; KNL-NEXT:    vpshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,4,5,6,4]
-; KNL-NEXT:    vinserti128 $1, %xmm2, %ymm4, %ymm2
+; KNL-NEXT:    vmovdqa {{.*#+}} ymm4 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0]
+; KNL-NEXT:    vpblendvb %ymm4, %ymm1, %ymm3, %ymm1
+; KNL-NEXT:    vpshufb {{.*#+}} ymm2 = ymm2[u,u,14,15,u,u,12,13,u,u,10,11,u,u,8,9,u,u,22,23,u,u,20,21,u,u,18,19,u,u,16,17]
 ; KNL-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]
 ; KNL-NEXT:    retq
 ;
Index: test/CodeGen/X86/vector-shuffle-combining-avx2.ll
===================================================================
--- test/CodeGen/X86/vector-shuffle-combining-avx2.ll
+++ test/CodeGen/X86/vector-shuffle-combining-avx2.ll
@@ -883,22 +883,14 @@
 define <32 x i8> @PR27320(<8 x i32> %a0) {
 ; X32-LABEL: PR27320:
 ; X32:       # BB#0:
-; X32-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[12,13,13,14,15],zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero
-; X32-NEXT:    vextracti128 $1, %ymm0, %xmm2
-; X32-NEXT:    vpshufb {{.*#+}} xmm2 = zero,zero,zero,zero,zero,xmm2[0,0,1,2,3,3,4,5,6,6,7]
-; X32-NEXT:    vpor %xmm1, %xmm2, %xmm1
-; X32-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,1,2,3,4,4,5,6,7,7,8,9,10,10,11]
-; X32-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; X32-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,1,2,1]
+; X32-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,1,2,3,4,4,5,6,7,7,8,9,10,10,11,28,29,29,30,31,16,16,17,18,19,19,20,21,22,22,23]
 ; X32-NEXT:    retl
 ;
 ; X64-LABEL: PR27320:
 ; X64:       # BB#0:
-; X64-NEXT:    vpshufb {{.*#+}} xmm1 = xmm0[12,13,13,14,15],zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero
-; X64-NEXT:    vextracti128 $1, %ymm0, %xmm2
-; X64-NEXT:    vpshufb {{.*#+}} xmm2 = zero,zero,zero,zero,zero,xmm2[0,0,1,2,3,3,4,5,6,6,7]
-; X64-NEXT:    vpor %xmm1, %xmm2, %xmm1
-; X64-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,1,2,3,4,4,5,6,7,7,8,9,10,10,11]
-; X64-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
+; X64-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,1,2,1]
+; X64-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,1,2,3,4,4,5,6,7,7,8,9,10,10,11,28,29,29,30,31,16,16,17,18,19,19,20,21,22,22,23]
 ; X64-NEXT:    retq
   %1 = shufflevector <8 x i32> %a0, <8 x i32> undef, <8 x i32> <i32 0, i32 1, i32 2, i32 undef, i32 3, i32 4, i32 5, i32 undef>
   %2 = bitcast <8 x i32> %1 to <32 x i8>
Index: test/CodeGen/X86/vector-shuffle-v48.ll
===================================================================
--- test/CodeGen/X86/vector-shuffle-v48.ll
+++ test/CodeGen/X86/vector-shuffle-v48.ll
@@ -3,18 +3,17 @@
 define <32 x i8> @foo(<48 x i8>* %x0, <16 x i32> %x1, <16 x i32> %x2) {
 ; CHECK-LABEL: foo:
 ; CHECK:       # BB#0:
-; CHECK-NEXT:    vmovdqu (%rdi), %ymm0
-; CHECK-NEXT:    vmovdqu 32(%rdi), %xmm1
-; CHECK-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[u,u,u,u,u,u,1,2,4,5,7,8,10,11,13,14]
-; CHECK-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm1
-; CHECK-NEXT:    vextracti128 $1, %ymm0, %xmm2
-; CHECK-NEXT:    vpshufb {{.*#+}} xmm3 = zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,xmm2[0,2,3,5,6]
-; CHECK-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[0,1,3,4,6,7,9,10,12,13,15],zero,zero,zero,zero,zero
-; CHECK-NEXT:    vpor %xmm3, %xmm0, %xmm0
-; CHECK-NEXT:    vpshufb {{.*#+}} xmm2 = xmm2[8,9,11,12,14,15,u,u,u,u,u,u,u,u,u,u]
-; CHECK-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
+; CHECK-NEXT:    vmovdqu 32(%rdi), %xmm0
+; CHECK-NEXT:    vmovdqu (%rdi), %ymm1
+; CHECK-NEXT:    vperm2i128 {{.*#+}} ymm2 = ymm1[2,3,0,1]
+; CHECK-NEXT:    vpshufb {{.*#+}} xmm2 = xmm2[u,u,u,u,u,u,u,u,u,u,u,0,2,3,5,6]
+; CHECK-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[0,1,3,4,6,7,9,10,12,13,15,u,u,u,u,u,24,25,27,28,30,31,u,u,u,u,u,u,u,u,u,u]
+; CHECK-NEXT:    vmovdqa {{.*#+}} ymm3 = <255,255,255,255,255,255,255,255,255,255,255,0,0,0,0,0,255,255,255,255,255,255,u,u,u,u,u,u,u,u,u,u>
+; CHECK-NEXT:    vpblendvb %ymm3, %ymm1, %ymm2, %ymm1
+; CHECK-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[u,u,u,u,u,u,1,2,4,5,7,8,10,11,13,14]
+; CHECK-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
 ; CHECK-NEXT:    vmovdqa {{.*#+}} ymm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0,0,0]
-; CHECK-NEXT:    vpblendvb %ymm2, %ymm0, %ymm1, %ymm0
+; CHECK-NEXT:    vpblendvb %ymm2, %ymm1, %ymm0, %ymm0
 ; CHECK-NEXT:    retq
   %1 = load <48 x i8>, <48 x i8>* %x0, align 1
   %2 = shufflevector <48 x i8> %1, <48 x i8> undef, <32 x i32> <i32 0, i32 1, i32 3, i32 4, i32 6, i32 7, i32 9, i32 10, i32 12, i32 13, i32 15, i32 16, i32 18, i32 19, i32 21, i32 22, i32 24, i32 25, i32 27, i32 28, i32 30, i32 31, i32 33, i32 34, i32 36, i32 37, i32 39, i32 40, i32 42, i32 43, i32 45, i32 46>
Index: test/CodeGen/X86/x86-interleaved-access.ll
===================================================================
--- test/CodeGen/X86/x86-interleaved-access.ll
+++ test/CodeGen/X86/x86-interleaved-access.ll
@@ -738,88 +738,92 @@
 ;
 ; AVX2-LABEL: interleaved_load_vf32_i8_stride4:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vmovdqa (%rdi), %ymm9
-; AVX2-NEXT:    vmovdqa 32(%rdi), %ymm11
-; AVX2-NEXT:    vmovdqa 64(%rdi), %ymm14
-; AVX2-NEXT:    vmovdqa 96(%rdi), %ymm3
-; AVX2-NEXT:    vmovdqa {{.*#+}} ymm4 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15,16,17,20,21,24,25,28,29,24,25,28,29,28,29,30,31]
-; AVX2-NEXT:    vpshufb %ymm4, %ymm3, %ymm5
-; AVX2-NEXT:    vpermq {{.*#+}} ymm5 = ymm5[0,2,2,3]
-; AVX2-NEXT:    vmovdqa {{.*#+}} xmm6 = <0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u>
-; AVX2-NEXT:    vpshufb %xmm6, %xmm5, %xmm5
-; AVX2-NEXT:    vpshufb %ymm4, %ymm14, %ymm7
+; AVX2-NEXT:    vmovdqa (%rdi), %ymm11
+; AVX2-NEXT:    vmovdqa 32(%rdi), %ymm1
+; AVX2-NEXT:    vmovdqa 64(%rdi), %ymm4
+; AVX2-NEXT:    vmovdqa 96(%rdi), %ymm6
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15,16,17,20,21,24,25,28,29,24,25,28,29,28,29,30,31]
+; AVX2-NEXT:    vpshufb %ymm2, %ymm6, %ymm3
+; AVX2-NEXT:    vpermq {{.*#+}} ymm3 = ymm3[0,2,2,3]
+; AVX2-NEXT:    vmovdqa {{.*#+}} xmm5 = <0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u>
+; AVX2-NEXT:    vpshufb %xmm5, %xmm3, %xmm3
+; AVX2-NEXT:    vpshufb %ymm2, %ymm4, %ymm7
 ; AVX2-NEXT:    vpermq {{.*#+}} ymm7 = ymm7[0,2,2,3]
-; AVX2-NEXT:    vpshufb %xmm6, %xmm7, %xmm7
-; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm5 = xmm7[0],xmm5[0]
-; AVX2-NEXT:    vpshufb %ymm4, %ymm11, %ymm7
+; AVX2-NEXT:    vpshufb %xmm5, %xmm7, %xmm7
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm3 = xmm7[0],xmm3[0]
+; AVX2-NEXT:    vpshufb %ymm2, %ymm1, %ymm7
 ; AVX2-NEXT:    vpermq {{.*#+}} ymm7 = ymm7[0,2,2,3]
-; AVX2-NEXT:    vpshufb %xmm6, %xmm7, %xmm7
-; AVX2-NEXT:    vpshufb %ymm4, %ymm9, %ymm4
-; AVX2-NEXT:    vpermq {{.*#+}} ymm4 = ymm4[0,2,2,3]
-; AVX2-NEXT:    vpshufb %xmm6, %xmm4, %xmm4
-; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm4 = xmm4[0],xmm7[0]
-; AVX2-NEXT:    vinserti128 $1, %xmm5, %ymm4, %ymm8
-; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm10
+; AVX2-NEXT:    vpshufb %xmm5, %xmm7, %xmm7
+; AVX2-NEXT:    vpshufb %ymm2, %ymm11, %ymm2
+; AVX2-NEXT:    vpermq {{.*#+}} ymm2 = ymm2[0,2,2,3]
+; AVX2-NEXT:    vpshufb %xmm5, %xmm2, %xmm2
+; AVX2-NEXT:    vpunpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm7[0]
+; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm2, %ymm8
+; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm9
 ; AVX2-NEXT:    vmovdqa {{.*#+}} xmm7 = <u,u,u,u,1,5,9,13,u,u,u,u,u,u,u,u>
-; AVX2-NEXT:    vpshufb %xmm7, %xmm10, %xmm5
-; AVX2-NEXT:    vpshufb %xmm7, %xmm3, %xmm6
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm5 = xmm6[0],xmm5[0],xmm6[1],xmm5[1]
-; AVX2-NEXT:    vinserti128 $1, %xmm5, %ymm0, %ymm6
-; AVX2-NEXT:    vextracti128 $1, %ymm14, %xmm13
-; AVX2-NEXT:    vmovdqa {{.*#+}} xmm0 = <1,5,9,13,u,u,u,u,u,u,u,u,u,u,u,u>
-; AVX2-NEXT:    vpshufb %xmm0, %xmm13, %xmm4
-; AVX2-NEXT:    vpshufb %xmm0, %xmm14, %xmm1
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm1
-; AVX2-NEXT:    vpblendd {{.*#+}} ymm12 = ymm1[0,1,2,3,4,5],ymm6[6,7]
-; AVX2-NEXT:    vextracti128 $1, %ymm11, %xmm6
-; AVX2-NEXT:    vpshufb %xmm7, %xmm6, %xmm4
-; AVX2-NEXT:    vpshufb %xmm7, %xmm11, %xmm7
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm7[0],xmm4[0],xmm7[1],xmm4[1]
-; AVX2-NEXT:    vextracti128 $1, %ymm9, %xmm7
-; AVX2-NEXT:    vpshufb %xmm0, %xmm7, %xmm1
-; AVX2-NEXT:    vpshufb %xmm0, %xmm9, %xmm0
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
-; AVX2-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0,1],xmm4[2,3]
-; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1,2,3],ymm12[4,5,6,7]
+; AVX2-NEXT:    vpshufb %xmm7, %xmm9, %xmm3
+; AVX2-NEXT:    vpshufb %xmm7, %xmm1, %xmm5
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1]
+; AVX2-NEXT:    vextracti128 $1, %ymm11, %xmm10
+; AVX2-NEXT:    vmovdqa {{.*#+}} xmm2 = <1,5,9,13,u,u,u,u,u,u,u,u,u,u,u,u>
+; AVX2-NEXT:    vpshufb %xmm2, %xmm10, %xmm3
+; AVX2-NEXT:    vpshufb %xmm2, %xmm11, %xmm0
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
+; AVX2-NEXT:    vpblendd {{.*#+}} xmm12 = xmm0[0,1],xmm5[2,3]
+; AVX2-NEXT:    vextracti128 $1, %ymm6, %xmm13
+; AVX2-NEXT:    vpshufb %xmm7, %xmm13, %xmm3
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm6 = ymm6[2,3,0,1]
+; AVX2-NEXT:    vextracti128 $1, %ymm6, %xmm14
+; AVX2-NEXT:    vpshufb %xmm7, %xmm14, %xmm7
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm7[0],xmm3[0],xmm7[1],xmm3[1]
+; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm3
+; AVX2-NEXT:    vextracti128 $1, %ymm4, %xmm7
+; AVX2-NEXT:    vpshufb %xmm2, %xmm7, %xmm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm4 = ymm4[2,3,0,1]
+; AVX2-NEXT:    vextracti128 $1, %ymm4, %xmm4
+; AVX2-NEXT:    vpshufb %xmm2, %xmm4, %xmm2
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm2[0],xmm0[0],xmm2[1],xmm0[1]
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1,2,3,4,5],ymm3[6,7]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm12[0,1,2,3],ymm0[4,5,6,7]
 ; AVX2-NEXT:    vpcmpeqb %ymm0, %ymm8, %ymm8
 ; AVX2-NEXT:    vmovdqa {{.*#+}} xmm0 = <u,u,u,u,2,6,10,14,u,u,u,u,u,u,u,u>
-; AVX2-NEXT:    vpshufb %xmm0, %xmm10, %xmm1
-; AVX2-NEXT:    vpshufb %xmm0, %xmm3, %xmm4
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm4[0],xmm1[0],xmm4[1],xmm1[1]
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm1
-; AVX2-NEXT:    vmovdqa {{.*#+}} xmm4 = <2,6,10,14,u,u,u,u,u,u,u,u,u,u,u,u>
-; AVX2-NEXT:    vpshufb %xmm4, %xmm13, %xmm5
-; AVX2-NEXT:    vpshufb %xmm4, %xmm14, %xmm2
+; AVX2-NEXT:    vpshufb %xmm0, %xmm9, %xmm2
+; AVX2-NEXT:    vpshufb %xmm0, %xmm1, %xmm3
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm2 = xmm3[0],xmm2[0],xmm3[1],xmm2[1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} xmm3 = <2,6,10,14,u,u,u,u,u,u,u,u,u,u,u,u>
+; AVX2-NEXT:    vpshufb %xmm3, %xmm10, %xmm5
+; AVX2-NEXT:    vpshufb %xmm3, %xmm11, %xmm6
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm5 = xmm6[0],xmm5[0],xmm6[1],xmm5[1]
+; AVX2-NEXT:    vpblendd {{.*#+}} xmm2 = xmm5[0,1],xmm2[2,3]
+; AVX2-NEXT:    vpshufb %xmm0, %xmm13, %xmm5
+; AVX2-NEXT:    vpshufb %xmm0, %xmm14, %xmm0
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1]
+; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb %xmm3, %xmm7, %xmm5
+; AVX2-NEXT:    vpshufb %xmm3, %xmm4, %xmm3
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1]
+; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm3
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm3[0,1,2,3,4,5],ymm0[6,7]
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm2[0,1,2,3],ymm0[4,5,6,7]
+; AVX2-NEXT:    vmovdqa {{.*#+}} xmm2 = <u,u,u,u,3,7,11,15,u,u,u,u,u,u,u,u>
+; AVX2-NEXT:    vpshufb %xmm2, %xmm9, %xmm3
+; AVX2-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} xmm3 = <3,7,11,15,u,u,u,u,u,u,u,u,u,u,u,u>
+; AVX2-NEXT:    vpshufb %xmm3, %xmm10, %xmm5
+; AVX2-NEXT:    vpshufb %xmm3, %xmm11, %xmm6
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm5 = xmm6[0],xmm5[0],xmm6[1],xmm5[1]
+; AVX2-NEXT:    vpblendd {{.*#+}} xmm1 = xmm5[0,1],xmm1[2,3]
+; AVX2-NEXT:    vpshufb %xmm2, %xmm13, %xmm5
+; AVX2-NEXT:    vpshufb %xmm2, %xmm14, %xmm2
 ; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1]
 ; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm2
-; AVX2-NEXT:    vpblendd {{.*#+}} ymm1 = ymm2[0,1,2,3,4,5],ymm1[6,7]
-; AVX2-NEXT:    vpshufb %xmm0, %xmm6, %xmm2
-; AVX2-NEXT:    vpshufb %xmm0, %xmm11, %xmm0
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
-; AVX2-NEXT:    vpshufb %xmm4, %xmm7, %xmm2
-; AVX2-NEXT:    vpshufb %xmm4, %xmm9, %xmm4
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm2 = xmm4[0],xmm2[0],xmm4[1],xmm2[1]
-; AVX2-NEXT:    vpblendd {{.*#+}} xmm0 = xmm2[0,1],xmm0[2,3]
-; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1,2,3],ymm1[4,5,6,7]
-; AVX2-NEXT:    vmovdqa {{.*#+}} xmm1 = <u,u,u,u,3,7,11,15,u,u,u,u,u,u,u,u>
-; AVX2-NEXT:    vpshufb %xmm1, %xmm10, %xmm2
-; AVX2-NEXT:    vpshufb %xmm1, %xmm3, %xmm3
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm2 = xmm3[0],xmm2[0],xmm3[1],xmm2[1]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm2
-; AVX2-NEXT:    vmovdqa {{.*#+}} xmm3 = <3,7,11,15,u,u,u,u,u,u,u,u,u,u,u,u>
-; AVX2-NEXT:    vpshufb %xmm3, %xmm13, %xmm4
-; AVX2-NEXT:    vpshufb %xmm3, %xmm14, %xmm5
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm5[0],xmm4[0],xmm5[1],xmm4[1]
-; AVX2-NEXT:    vinserti128 $1, %xmm4, %ymm0, %ymm4
-; AVX2-NEXT:    vpblendd {{.*#+}} ymm2 = ymm4[0,1,2,3,4,5],ymm2[6,7]
-; AVX2-NEXT:    vpshufb %xmm1, %xmm6, %xmm4
-; AVX2-NEXT:    vpshufb %xmm1, %xmm11, %xmm1
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1]
-; AVX2-NEXT:    vpshufb %xmm3, %xmm7, %xmm4
-; AVX2-NEXT:    vpshufb %xmm3, %xmm9, %xmm3
-; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1]
-; AVX2-NEXT:    vpblendd {{.*#+}} xmm1 = xmm3[0,1],xmm1[2,3]
+; AVX2-NEXT:    vpshufb %xmm3, %xmm7, %xmm5
+; AVX2-NEXT:    vpshufb %xmm3, %xmm4, %xmm3
+; AVX2-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1]
+; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm3
+; AVX2-NEXT:    vpblendd {{.*#+}} ymm2 = ymm3[0,1,2,3,4,5],ymm2[6,7]
 ; AVX2-NEXT:    vpblendd {{.*#+}} ymm1 = ymm1[0,1,2,3],ymm2[4,5,6,7]
 ; AVX2-NEXT:    vpcmpeqb %ymm1, %ymm0, %ymm0
 ; AVX2-NEXT:    vmovdqa {{.*#+}} ymm1 = [1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]
@@ -831,74 +835,78 @@
 ; AVX512-LABEL: interleaved_load_vf32_i8_stride4:
 ; AVX512:       # BB#0:
 ; AVX512-NEXT:    vmovdqa64 (%rdi), %zmm0
-; AVX512-NEXT:    vmovdqa64 64(%rdi), %zmm1
-; AVX512-NEXT:    vpmovdw %zmm0, %ymm2
-; AVX512-NEXT:    vpmovdw %zmm1, %ymm3
-; AVX512-NEXT:    vinserti64x4 $1, %ymm3, %zmm2, %zmm2
-; AVX512-NEXT:    vpmovwb %zmm2, %ymm8
-; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm14
-; AVX512-NEXT:    vextracti128 $1, %ymm14, %xmm9
-; AVX512-NEXT:    vmovdqa {{.*#+}} xmm7 = <u,u,u,u,1,5,9,13,u,u,u,u,u,u,u,u>
-; AVX512-NEXT:    vpshufb %xmm7, %xmm9, %xmm4
-; AVX512-NEXT:    vpshufb %xmm7, %xmm14, %xmm5
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm5[0],xmm4[0],xmm5[1],xmm4[1]
-; AVX512-NEXT:    vinserti128 $1, %xmm4, %ymm0, %ymm5
-; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm10
-; AVX512-NEXT:    vmovdqa {{.*#+}} xmm3 = <1,5,9,13,u,u,u,u,u,u,u,u,u,u,u,u>
-; AVX512-NEXT:    vpshufb %xmm3, %xmm10, %xmm6
-; AVX512-NEXT:    vpshufb %xmm3, %xmm1, %xmm4
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm4[0],xmm6[0],xmm4[1],xmm6[1]
-; AVX512-NEXT:    vinserti128 $1, %xmm4, %ymm0, %ymm4
-; AVX512-NEXT:    vpblendd {{.*#+}} ymm11 = ymm4[0,1,2,3,4,5],ymm5[6,7]
-; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm5
+; AVX512-NEXT:    vmovdqa64 64(%rdi), %zmm7
+; AVX512-NEXT:    vpmovdw %zmm0, %ymm1
+; AVX512-NEXT:    vpmovdw %zmm7, %ymm2
+; AVX512-NEXT:    vinserti64x4 $1, %ymm2, %zmm1, %zmm1
+; AVX512-NEXT:    vpmovwb %zmm1, %ymm8
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm1
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm9
+; AVX512-NEXT:    vmovdqa {{.*#+}} xmm6 = <u,u,u,u,1,5,9,13,u,u,u,u,u,u,u,u>
+; AVX512-NEXT:    vpshufb %xmm6, %xmm9, %xmm3
+; AVX512-NEXT:    vpshufb %xmm6, %xmm1, %xmm4
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1]
+; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm10
+; AVX512-NEXT:    vmovdqa {{.*#+}} xmm2 = <1,5,9,13,u,u,u,u,u,u,u,u,u,u,u,u>
+; AVX512-NEXT:    vpshufb %xmm2, %xmm10, %xmm5
+; AVX512-NEXT:    vpshufb %xmm2, %xmm0, %xmm3
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1]
+; AVX512-NEXT:    vpblendd {{.*#+}} xmm11 = xmm3[0,1],xmm4[2,3]
+; AVX512-NEXT:    vextracti64x4 $1, %zmm7, %ymm5
 ; AVX512-NEXT:    vextracti128 $1, %ymm5, %xmm12
-; AVX512-NEXT:    vpshufb %xmm7, %xmm12, %xmm4
-; AVX512-NEXT:    vpshufb %xmm7, %xmm5, %xmm7
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm7[0],xmm4[0],xmm7[1],xmm4[1]
-; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm13
-; AVX512-NEXT:    vpshufb %xmm3, %xmm13, %xmm6
-; AVX512-NEXT:    vpshufb %xmm3, %xmm0, %xmm3
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm3[0],xmm6[0],xmm3[1],xmm6[1]
-; AVX512-NEXT:    vpblendd {{.*#+}} xmm3 = xmm3[0,1],xmm4[2,3]
-; AVX512-NEXT:    vpblendd {{.*#+}} ymm3 = ymm3[0,1,2,3],ymm11[4,5,6,7]
-; AVX512-NEXT:    vpcmpeqb %ymm3, %ymm8, %ymm8
-; AVX512-NEXT:    vmovdqa {{.*#+}} xmm3 = <u,u,u,u,2,6,10,14,u,u,u,u,u,u,u,u>
-; AVX512-NEXT:    vpshufb %xmm3, %xmm9, %xmm4
-; AVX512-NEXT:    vpshufb %xmm3, %xmm14, %xmm6
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm6[0],xmm4[0],xmm6[1],xmm4[1]
-; AVX512-NEXT:    vinserti128 $1, %xmm4, %ymm0, %ymm4
-; AVX512-NEXT:    vmovdqa {{.*#+}} xmm6 = <2,6,10,14,u,u,u,u,u,u,u,u,u,u,u,u>
-; AVX512-NEXT:    vpshufb %xmm6, %xmm10, %xmm7
-; AVX512-NEXT:    vpshufb %xmm6, %xmm1, %xmm2
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm2 = xmm2[0],xmm7[0],xmm2[1],xmm7[1]
+; AVX512-NEXT:    vpshufb %xmm6, %xmm12, %xmm3
+; AVX512-NEXT:    vperm2i128 {{.*#+}} ymm5 = ymm5[2,3,0,1]
+; AVX512-NEXT:    vextracti128 $1, %ymm5, %xmm13
+; AVX512-NEXT:    vpshufb %xmm6, %xmm13, %xmm6
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm6[0],xmm3[0],xmm6[1],xmm3[1]
+; AVX512-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm3
+; AVX512-NEXT:    vextracti128 $1, %ymm7, %xmm14
+; AVX512-NEXT:    vpshufb %xmm2, %xmm14, %xmm4
+; AVX512-NEXT:    vperm2i128 {{.*#+}} ymm7 = ymm7[2,3,0,1]
+; AVX512-NEXT:    vextracti128 $1, %ymm7, %xmm7
+; AVX512-NEXT:    vpshufb %xmm2, %xmm7, %xmm2
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1]
 ; AVX512-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm2
-; AVX512-NEXT:    vpblendd {{.*#+}} ymm2 = ymm2[0,1,2,3,4,5],ymm4[6,7]
-; AVX512-NEXT:    vpshufb %xmm3, %xmm12, %xmm4
-; AVX512-NEXT:    vpshufb %xmm3, %xmm5, %xmm3
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1]
-; AVX512-NEXT:    vpshufb %xmm6, %xmm13, %xmm4
-; AVX512-NEXT:    vpshufb %xmm6, %xmm0, %xmm6
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm6[0],xmm4[0],xmm6[1],xmm4[1]
-; AVX512-NEXT:    vpblendd {{.*#+}} xmm3 = xmm4[0,1],xmm3[2,3]
+; AVX512-NEXT:    vpblendd {{.*#+}} ymm2 = ymm2[0,1,2,3,4,5],ymm3[6,7]
+; AVX512-NEXT:    vpblendd {{.*#+}} ymm2 = ymm11[0,1,2,3],ymm2[4,5,6,7]
+; AVX512-NEXT:    vpcmpeqb %ymm2, %ymm8, %ymm8
+; AVX512-NEXT:    vmovdqa {{.*#+}} xmm2 = <u,u,u,u,2,6,10,14,u,u,u,u,u,u,u,u>
+; AVX512-NEXT:    vpshufb %xmm2, %xmm9, %xmm3
+; AVX512-NEXT:    vpshufb %xmm2, %xmm1, %xmm4
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm4[0],xmm3[0],xmm4[1],xmm3[1]
+; AVX512-NEXT:    vmovdqa {{.*#+}} xmm4 = <2,6,10,14,u,u,u,u,u,u,u,u,u,u,u,u>
+; AVX512-NEXT:    vpshufb %xmm4, %xmm10, %xmm5
+; AVX512-NEXT:    vpshufb %xmm4, %xmm0, %xmm6
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm5 = xmm6[0],xmm5[0],xmm6[1],xmm5[1]
+; AVX512-NEXT:    vpblendd {{.*#+}} xmm3 = xmm5[0,1],xmm3[2,3]
+; AVX512-NEXT:    vpshufb %xmm2, %xmm12, %xmm5
+; AVX512-NEXT:    vpshufb %xmm2, %xmm13, %xmm2
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1]
+; AVX512-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm2
+; AVX512-NEXT:    vpshufb %xmm4, %xmm14, %xmm5
+; AVX512-NEXT:    vpshufb %xmm4, %xmm7, %xmm4
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1]
+; AVX512-NEXT:    vinserti128 $1, %xmm4, %ymm0, %ymm4
+; AVX512-NEXT:    vpblendd {{.*#+}} ymm2 = ymm4[0,1,2,3,4,5],ymm2[6,7]
 ; AVX512-NEXT:    vpblendd {{.*#+}} ymm2 = ymm3[0,1,2,3],ymm2[4,5,6,7]
 ; AVX512-NEXT:    vmovdqa {{.*#+}} xmm3 = <u,u,u,u,3,7,11,15,u,u,u,u,u,u,u,u>
 ; AVX512-NEXT:    vpshufb %xmm3, %xmm9, %xmm4
-; AVX512-NEXT:    vpshufb %xmm3, %xmm14, %xmm6
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm4 = xmm6[0],xmm4[0],xmm6[1],xmm4[1]
-; AVX512-NEXT:    vinserti128 $1, %xmm4, %ymm0, %ymm4
-; AVX512-NEXT:    vmovdqa {{.*#+}} xmm6 = <3,7,11,15,u,u,u,u,u,u,u,u,u,u,u,u>
-; AVX512-NEXT:    vpshufb %xmm6, %xmm10, %xmm7
-; AVX512-NEXT:    vpshufb %xmm6, %xmm1, %xmm1
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm1[0],xmm7[0],xmm1[1],xmm7[1]
+; AVX512-NEXT:    vpshufb %xmm3, %xmm1, %xmm1
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1]
+; AVX512-NEXT:    vmovdqa {{.*#+}} xmm4 = <3,7,11,15,u,u,u,u,u,u,u,u,u,u,u,u>
+; AVX512-NEXT:    vpshufb %xmm4, %xmm10, %xmm5
+; AVX512-NEXT:    vpshufb %xmm4, %xmm0, %xmm0
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1]
+; AVX512-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
+; AVX512-NEXT:    vpshufb %xmm3, %xmm12, %xmm1
+; AVX512-NEXT:    vpshufb %xmm3, %xmm13, %xmm3
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm1 = xmm3[0],xmm1[0],xmm3[1],xmm1[1]
 ; AVX512-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm1
-; AVX512-NEXT:    vpblendd {{.*#+}} ymm1 = ymm1[0,1,2,3,4,5],ymm4[6,7]
-; AVX512-NEXT:    vpshufb %xmm3, %xmm12, %xmm4
-; AVX512-NEXT:    vpshufb %xmm3, %xmm5, %xmm3
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1]
-; AVX512-NEXT:    vpshufb %xmm6, %xmm13, %xmm4
-; AVX512-NEXT:    vpshufb %xmm6, %xmm0, %xmm0
-; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
-; AVX512-NEXT:    vpblendd {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,3]
+; AVX512-NEXT:    vpshufb %xmm4, %xmm14, %xmm3
+; AVX512-NEXT:    vpshufb %xmm4, %xmm7, %xmm4
+; AVX512-NEXT:    vpunpckldq {{.*#+}} xmm3 = xmm4[0],xmm3[0],xmm4[1],xmm3[1]
+; AVX512-NEXT:    vinserti128 $1, %xmm3, %ymm0, %ymm3
+; AVX512-NEXT:    vpblendd {{.*#+}} ymm1 = ymm3[0,1,2,3,4,5],ymm1[6,7]
 ; AVX512-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1,2,3],ymm1[4,5,6,7]
 ; AVX512-NEXT:    vpcmpeqb %ymm0, %ymm2, %ymm0
 ; AVX512-NEXT:    vpsllw $7, %ymm8, %ymm1
@@ -1044,104 +1052,96 @@
 ;
 ; AVX2-LABEL: interleaved_load_vf32_i8_stride3:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    vmovdqa (%rdi), %ymm1
-; AVX2-NEXT:    vmovdqa 32(%rdi), %ymm2
-; AVX2-NEXT:    vmovdqa 64(%rdi), %ymm0
+; AVX2-NEXT:    vmovdqa (%rdi), %ymm0
+; AVX2-NEXT:    vmovdqa 32(%rdi), %ymm1
+; AVX2-NEXT:    vmovdqa 64(%rdi), %ymm2
 ; AVX2-NEXT:    vmovdqa {{.*#+}} ymm3 = <255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0>
-; AVX2-NEXT:    vpblendvb %ymm3, %ymm1, %ymm2, %ymm3
-; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm4
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm5 = zero,zero,zero,zero,zero,zero,xmm4[2,5,8,11,14],zero,zero,zero,zero,zero
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm3 = xmm3[0,3,6,9,12,15],zero,zero,zero,zero,zero,xmm3[1,4,7,10,13]
-; AVX2-NEXT:    vpor %xmm5, %xmm3, %xmm3
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm4 = xmm4[0,3,6,9,12,15,u,u,u,u,u,u,u,u,u,u]
-; AVX2-NEXT:    vinserti128 $1, %xmm4, %ymm3, %ymm4
-; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm3
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm5 = xmm3[u,u,u,u,u,u],zero,zero,zero,zero,zero,xmm3[1,4,7,10,13]
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm6 = xmm0[u,u,u,u,u,u,2,5,8,11,14],zero,zero,zero,zero,zero
-; AVX2-NEXT:    vpor %xmm5, %xmm6, %xmm5
+; AVX2-NEXT:    vpblendvb %ymm3, %ymm0, %ymm1, %ymm3
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm4 = ymm3[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm5 = <255,255,0,255,255,0,255,255,0,255,255,0,255,255,0,255,255,u,u,255,u,u,255,u,u,255,u,u,255,u,u,255>
+; AVX2-NEXT:    vpblendvb %ymm5, %ymm3, %ymm4, %ymm3
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm3 = ymm3[0,3,6,9,12,15,2,5,8,11,14,1,4,7,10,13,16,19,22,25,28,31,u,u,u,u,u,u,u,u,u,u]
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm4 = ymm2[2,3,0,1]
+; AVX2-NEXT:    vextracti128 $1, %ymm4, %xmm4
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm5 = xmm4[u,u,u,u,u,u,2,5,8,11,14],zero,zero,zero,zero,zero
+; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm2
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm6 = xmm2[u,u,u,u,u,u],zero,zero,zero,zero,zero,xmm2[1,4,7,10,13]
+; AVX2-NEXT:    vpor %xmm6, %xmm5, %xmm5
 ; AVX2-NEXT:    vinserti128 $1, %xmm5, %ymm0, %ymm5
 ; AVX2-NEXT:    vmovdqa {{.*#+}} ymm6 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0,0,0]
-; AVX2-NEXT:    vpblendvb %ymm6, %ymm4, %ymm5, %ymm4
+; AVX2-NEXT:    vpblendvb %ymm6, %ymm3, %ymm5, %ymm3
 ; AVX2-NEXT:    vmovdqa {{.*#+}} ymm5 = <u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255>
-; AVX2-NEXT:    vpblendvb %ymm5, %ymm1, %ymm2, %ymm5
-; AVX2-NEXT:    vextracti128 $1, %ymm5, %xmm6
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm7 = zero,zero,zero,zero,zero,xmm6[0,3,6,9,12,15],zero,zero,zero,zero,zero
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm5 = xmm5[1,4,7,10,13],zero,zero,zero,zero,zero,zero,xmm5[2,5,8,11,14]
-; AVX2-NEXT:    vpor %xmm7, %xmm5, %xmm5
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm6 = xmm6[1,4,7,10,13,u,u,u,u,u,u,u,u,u,u,u]
-; AVX2-NEXT:    vinserti128 $1, %xmm6, %ymm5, %ymm5
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm6 = xmm3[u,u,u,u,u],zero,zero,zero,zero,zero,zero,xmm3[2,5,8,11,14]
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm7 = xmm0[u,u,u,u,u,0,3,6,9,12,15],zero,zero,zero,zero,zero
-; AVX2-NEXT:    vpor %xmm6, %xmm7, %xmm6
+; AVX2-NEXT:    vpblendvb %ymm5, %ymm0, %ymm1, %ymm5
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm6 = ymm5[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm7 = <0,255,255,0,255,255,0,255,255,0,255,255,0,255,255,0,u,255,u,u,255,u,u,255,u,u,255,u,u,255,u,u>
+; AVX2-NEXT:    vpblendvb %ymm7, %ymm5, %ymm6, %ymm5
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm5 = ymm5[1,4,7,10,13,0,3,6,9,12,15,2,5,8,11,14,17,20,23,26,29,u,u,u,u,u,u,u,u,u,u,u]
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm6 = xmm4[u,u,u,u,u,0,3,6,9,12,15],zero,zero,zero,zero,zero
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm7 = xmm2[u,u,u,u,u],zero,zero,zero,zero,zero,zero,xmm2[2,5,8,11,14]
+; AVX2-NEXT:    vpor %xmm7, %xmm6, %xmm6
 ; AVX2-NEXT:    vinserti128 $1, %xmm6, %ymm0, %ymm6
 ; AVX2-NEXT:    vmovdqa {{.*#+}} ymm7 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0,0,0,0]
 ; AVX2-NEXT:    vpblendvb %ymm7, %ymm5, %ymm6, %ymm5
 ; AVX2-NEXT:    vmovdqa {{.*#+}} ymm6 = <255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u>
-; AVX2-NEXT:    vpblendvb %ymm6, %ymm2, %ymm1, %ymm1
-; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm6 = zero,zero,zero,zero,zero,xmm2[1,4,7,10,13],zero,zero,zero,zero,zero,zero
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[2,5,8,11,14],zero,zero,zero,zero,zero,xmm1[0,3,6,9,12,15]
-; AVX2-NEXT:    vpor %xmm6, %xmm1, %xmm1
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm2 = xmm2[2,5,8,11,14,u,u,u,u,u,u,u,u,u,u,u]
-; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm1, %ymm1
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[u,u,u,u,u,1,4,7,10,13],zero,zero,zero,zero,zero,zero
-; AVX2-NEXT:    vpshufb {{.*#+}} xmm2 = xmm3[u,u,u,u,u],zero,zero,zero,zero,zero,xmm3[0,3,6,9,12,15]
-; AVX2-NEXT:    vpor %xmm0, %xmm2, %xmm0
-; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
-; AVX2-NEXT:    vpblendvb %ymm7, %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpblendvb %ymm6, %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm1 = ymm0[2,3,0,1]
+; AVX2-NEXT:    vmovdqa {{.*#+}} ymm6 = <255,0,255,255,0,255,255,0,255,255,0,255,255,0,255,255,u,u,255,u,u,255,u,u,255,u,u,255,u,u,255,u>
+; AVX2-NEXT:    vpblendvb %ymm6, %ymm0, %ymm1, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[2,5,8,11,14,1,4,7,10,13,0,3,6,9,12,15,18,21,24,27,30,u,u,u,u,u,u,u,u,u,u,u]
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm1 = xmm4[u,u,u,u,u,1,4,7,10,13],zero,zero,zero,zero,zero,zero
+; AVX2-NEXT:    vpshufb {{.*#+}} xmm2 = xmm2[u,u,u,u,u],zero,zero,zero,zero,zero,xmm2[0,3,6,9,12,15]
+; AVX2-NEXT:    vpor %xmm1, %xmm2, %xmm1
+; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm1
+; AVX2-NEXT:    vpblendvb %ymm7, %ymm0, %ymm1, %ymm0
 ; AVX2-NEXT:    vpaddb %ymm0, %ymm5, %ymm0
-; AVX2-NEXT:    vpaddb %ymm0, %ymm4, %ymm0
+; AVX2-NEXT:    vpaddb %ymm0, %ymm3, %ymm0
 ; AVX2-NEXT:    retq
 ;
 ; AVX512-LABEL: interleaved_load_vf32_i8_stride3:
 ; AVX512:       # BB#0:
-; AVX512-NEXT:    vmovdqa64 (%rdi), %zmm1
-; AVX512-NEXT:    vmovdqa64 64(%rdi), %zmm0
-; AVX512-NEXT:    vmovdqa {{.*#+}} ymm3 = <255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0>
-; AVX512-NEXT:    vextracti64x4 $1, %zmm1, %ymm2
-; AVX512-NEXT:    vpblendvb %ymm3, %ymm1, %ymm2, %ymm3
-; AVX512-NEXT:    vextracti128 $1, %ymm3, %xmm4
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm5 = zero,zero,zero,zero,zero,zero,xmm4[2,5,8,11,14],zero,zero,zero,zero,zero
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm3 = xmm3[0,3,6,9,12,15],zero,zero,zero,zero,zero,xmm3[1,4,7,10,13]
-; AVX512-NEXT:    vpor %xmm5, %xmm3, %xmm3
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm4 = xmm4[0,3,6,9,12,15,u,u,u,u,u,u,u,u,u,u]
-; AVX512-NEXT:    vinserti128 $1, %xmm4, %ymm3, %ymm4
-; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm3
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm5 = xmm3[u,u,u,u,u,u],zero,zero,zero,zero,zero,xmm3[1,4,7,10,13]
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm6 = xmm0[u,u,u,u,u,u,2,5,8,11,14],zero,zero,zero,zero,zero
-; AVX512-NEXT:    vpor %xmm5, %xmm6, %xmm5
+; AVX512-NEXT:    vmovdqa64 (%rdi), %zmm0
+; AVX512-NEXT:    vmovdqa64 64(%rdi), %zmm1
+; AVX512-NEXT:    vmovdqa {{.*#+}} ymm2 = <255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0>
+; AVX512-NEXT:    vextracti64x4 $1, %zmm0, %ymm3
+; AVX512-NEXT:    vpblendvb %ymm2, %ymm0, %ymm3, %ymm2
+; AVX512-NEXT:    vperm2i128 {{.*#+}} ymm4 = ymm2[2,3,0,1]
+; AVX512-NEXT:    vmovdqa {{.*#+}} ymm5 = <255,255,0,255,255,0,255,255,0,255,255,0,255,255,0,255,255,u,u,255,u,u,255,u,u,255,u,u,255,u,u,255>
+; AVX512-NEXT:    vpblendvb %ymm5, %ymm2, %ymm4, %ymm2
+; AVX512-NEXT:    vpshufb {{.*#+}} ymm2 = ymm2[0,3,6,9,12,15,2,5,8,11,14,1,4,7,10,13,16,19,22,25,28,31,u,u,u,u,u,u,u,u,u,u]
+; AVX512-NEXT:    vperm2i128 {{.*#+}} ymm4 = ymm1[2,3,0,1]
+; AVX512-NEXT:    vextracti128 $1, %ymm4, %xmm4
+; AVX512-NEXT:    vpshufb {{.*#+}} xmm5 = xmm4[u,u,u,u,u,u,2,5,8,11,14],zero,zero,zero,zero,zero
+; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm1
+; AVX512-NEXT:    vpshufb {{.*#+}} xmm6 = xmm1[u,u,u,u,u,u],zero,zero,zero,zero,zero,xmm1[1,4,7,10,13]
+; AVX512-NEXT:    vpor %xmm6, %xmm5, %xmm5
 ; AVX512-NEXT:    vinserti128 $1, %xmm5, %ymm0, %ymm5
 ; AVX512-NEXT:    vmovdqa {{.*#+}} ymm6 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0,0,0]
-; AVX512-NEXT:    vpblendvb %ymm6, %ymm4, %ymm5, %ymm4
+; AVX512-NEXT:    vpblendvb %ymm6, %ymm2, %ymm5, %ymm2
 ; AVX512-NEXT:    vmovdqa {{.*#+}} ymm5 = <u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255,0,u,255>
-; AVX512-NEXT:    vpblendvb %ymm5, %ymm1, %ymm2, %ymm5
-; AVX512-NEXT:    vextracti128 $1, %ymm5, %xmm6
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm7 = zero,zero,zero,zero,zero,xmm6[0,3,6,9,12,15],zero,zero,zero,zero,zero
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm5 = xmm5[1,4,7,10,13],zero,zero,zero,zero,zero,zero,xmm5[2,5,8,11,14]
-; AVX512-NEXT:    vpor %xmm7, %xmm5, %xmm5
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm6 = xmm6[1,4,7,10,13,u,u,u,u,u,u,u,u,u,u,u]
-; AVX512-NEXT:    vinserti128 $1, %xmm6, %ymm5, %ymm5
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm6 = xmm3[u,u,u,u,u],zero,zero,zero,zero,zero,zero,xmm3[2,5,8,11,14]
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm7 = xmm0[u,u,u,u,u,0,3,6,9,12,15],zero,zero,zero,zero,zero
-; AVX512-NEXT:    vpor %xmm6, %xmm7, %xmm6
+; AVX512-NEXT:    vpblendvb %ymm5, %ymm0, %ymm3, %ymm5
+; AVX512-NEXT:    vperm2i128 {{.*#+}} ymm6 = ymm5[2,3,0,1]
+; AVX512-NEXT:    vmovdqa {{.*#+}} ymm7 = <0,255,255,0,255,255,0,255,255,0,255,255,0,255,255,0,u,255,u,u,255,u,u,255,u,u,255,u,u,255,u,u>
+; AVX512-NEXT:    vpblendvb %ymm7, %ymm5, %ymm6, %ymm5
+; AVX512-NEXT:    vpshufb {{.*#+}} ymm5 = ymm5[1,4,7,10,13,0,3,6,9,12,15,2,5,8,11,14,17,20,23,26,29,u,u,u,u,u,u,u,u,u,u,u]
+; AVX512-NEXT:    vpshufb {{.*#+}} xmm6 = xmm4[u,u,u,u,u,0,3,6,9,12,15],zero,zero,zero,zero,zero
+; AVX512-NEXT:    vpshufb {{.*#+}} xmm7 = xmm1[u,u,u,u,u],zero,zero,zero,zero,zero,zero,xmm1[2,5,8,11,14]
+; AVX512-NEXT:    vpor %xmm7, %xmm6, %xmm6
 ; AVX512-NEXT:    vinserti128 $1, %xmm6, %ymm0, %ymm6
 ; AVX512-NEXT:    vmovdqa {{.*#+}} ymm7 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,0,0,0,0,0,0,0,0,0,0,0]
 ; AVX512-NEXT:    vpblendvb %ymm7, %ymm5, %ymm6, %ymm5
 ; AVX512-NEXT:    vmovdqa {{.*#+}} ymm6 = <255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u,0,255,u>
-; AVX512-NEXT:    vpblendvb %ymm6, %ymm2, %ymm1, %ymm1
-; AVX512-NEXT:    vextracti128 $1, %ymm1, %xmm2
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm6 = zero,zero,zero,zero,zero,xmm2[1,4,7,10,13],zero,zero,zero,zero,zero,zero
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[2,5,8,11,14],zero,zero,zero,zero,zero,xmm1[0,3,6,9,12,15]
-; AVX512-NEXT:    vpor %xmm6, %xmm1, %xmm1
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm2 = xmm2[2,5,8,11,14,u,u,u,u,u,u,u,u,u,u,u]
-; AVX512-NEXT:    vinserti128 $1, %xmm2, %ymm1, %ymm1
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm0 = xmm0[u,u,u,u,u,1,4,7,10,13],zero,zero,zero,zero,zero,zero
-; AVX512-NEXT:    vpshufb {{.*#+}} xmm2 = xmm3[u,u,u,u,u],zero,zero,zero,zero,zero,xmm3[0,3,6,9,12,15]
-; AVX512-NEXT:    vpor %xmm0, %xmm2, %xmm0
-; AVX512-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
-; AVX512-NEXT:    vpblendvb %ymm7, %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpblendvb %ymm6, %ymm3, %ymm0, %ymm0
+; AVX512-NEXT:    vperm2i128 {{.*#+}} ymm3 = ymm0[2,3,0,1]
+; AVX512-NEXT:    vmovdqa {{.*#+}} ymm6 = <255,0,255,255,0,255,255,0,255,255,0,255,255,0,255,255,u,u,255,u,u,255,u,u,255,u,u,255,u,u,255,u>
+; AVX512-NEXT:    vpblendvb %ymm6, %ymm0, %ymm3, %ymm0
+; AVX512-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[2,5,8,11,14,1,4,7,10,13,0,3,6,9,12,15,18,21,24,27,30,u,u,u,u,u,u,u,u,u,u,u]
+; AVX512-NEXT:    vpshufb {{.*#+}} xmm3 = xmm4[u,u,u,u,u,1,4,7,10,13],zero,zero,zero,zero,zero,zero
+; AVX512-NEXT:    vpshufb {{.*#+}} xmm1 = xmm1[u,u,u,u,u],zero,zero,zero,zero,zero,xmm1[0,3,6,9,12,15]
+; AVX512-NEXT:    vpor %xmm3, %xmm1, %xmm1
+; AVX512-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm1
+; AVX512-NEXT:    vpblendvb %ymm7, %ymm0, %ymm1, %ymm0
 ; AVX512-NEXT:    vpaddb %ymm0, %ymm5, %ymm0
-; AVX512-NEXT:    vpaddb %ymm0, %ymm4, %ymm0
+; AVX512-NEXT:    vpaddb %ymm0, %ymm2, %ymm0
 ; AVX512-NEXT:    retq
 	%wide.vec = load <96 x i8>, <96 x i8>* %ptr
 	%v1 = shufflevector <96 x i8> %wide.vec, <96 x i8> undef,<32 x i32> <i32 0,i32 3,i32 6,i32 9,i32 12,i32 15,i32 18,i32 21,i32 24,i32 27,i32 30,i32 33,i32 36,i32 39,i32 42,i32 45,i32 48,i32 51,i32 54,i32 57,i32 60,i32 63,i32 66,i32 69,i32 72,i32 75,i32 78,i32 81,i32 84,i32 87,i32 90,i32 93>