diff --git a/llvm/lib/Target/X86/X86InterleavedAccess.cpp b/llvm/lib/Target/X86/X86InterleavedAccess.cpp
index 6649308aa87e..0ebda33ca061 100644
--- a/llvm/lib/Target/X86/X86InterleavedAccess.cpp
+++ b/llvm/lib/Target/X86/X86InterleavedAccess.cpp
@@ -69,8 +69,10 @@ class X86InterleavedAccessGroup {
   ///   Out-V3 = P4, q4, r4, s4
   void transpose_4x4(ArrayRef<Instruction *> InputVectors,
                      SmallVectorImpl<Value *> &TransposedMatrix);
-  void interleave8bit_32x4(ArrayRef<Instruction *> InputVectors,
-                          SmallVectorImpl<Value *> &TransposedMatrix);
+  void interleave8bitStride4(ArrayRef<Instruction *> InputVectors,
+                             SmallVectorImpl<Value *> &TransposedMatrix,
+                             unsigned NumSubVecElems);
+
 public:
   /// In order to form an interleaved access group X86InterleavedAccessGroup
   /// requires a wide-load instruction \p 'I', a group of interleaved-vectors
@@ -101,13 +103,14 @@ bool X86InterleavedAccessGroup::isSupported() const {
   Type *ShuffleEltTy = ShuffleVecTy->getVectorElementType();
   unsigned ShuffleElemSize = DL.getTypeSizeInBits(ShuffleEltTy);
   unsigned SupportedNumElem = 4;
-  if (ShuffleElemSize == 8)
-    SupportedNumElem = 32;
   unsigned WideInstSize;
 
-  // Currently, lowering is supported for the following vectors:
-  // 1. 4-element vectors of 64 bits on AVX.
-  // 2. 32-element vectors of 8 bits on AVX.
+  // Currently, lowering is supported for the following vectors with stride 4:
+  // 1. Store and load of 4-element vectors of 64 bits on AVX.
+  // 2. Store of 16/32-element vectors of 8 bits on AVX.
+  if (!Subtarget.hasAVX() || Factor != 4)
+    return false;
+
   if (isa<LoadInst>(Inst)) {
     if (DL.getTypeSizeInBits(ShuffleVecTy) !=
         SupportedNumElem * ShuffleElemSize)
@@ -117,11 +120,13 @@ bool X86InterleavedAccessGroup::isSupported() const {
   } else
     WideInstSize = DL.getTypeSizeInBits(Shuffles[0]->getType());
 
-  if (DL.getTypeSizeInBits(ShuffleEltTy) == 8 && !isa<StoreInst>(Inst))
-    return false;
+  // We support shuffle represents stride 4 for byte type with size of
+  // WideInstSize.
+  if (ShuffleElemSize == 8 && isa<StoreInst>(Inst) &&
+      (WideInstSize == 512 || WideInstSize == 1024))
+    return true;
 
-  if (!Subtarget.hasAVX() || Factor != 4 ||
-      (ShuffleElemSize != 64 && ShuffleElemSize != 8) ||
+  if (ShuffleElemSize != 64 ||
       WideInstSize != (Factor * ShuffleElemSize * SupportedNumElem))
     return false;
 
@@ -192,9 +197,9 @@ static void createConcatShuffleMask(int NumElements,
     Mask.push_back(i + Offset + NumElements);
 }
 
-void X86InterleavedAccessGroup::interleave8bit_32x4(
-    ArrayRef<Instruction *> Matrix,
-    SmallVectorImpl<Value *> &TransposedMatrix) {
+void X86InterleavedAccessGroup::interleave8bitStride4(
+    ArrayRef<Instruction *> Matrix, SmallVectorImpl<Value *> &TransposedMatrix,
+    unsigned numberOfElement) {
 
   // Example: Assuming we start from the following vectors:
   // Matrix[0]= c0 c1 c2 c3 c4 ... c31
@@ -202,6 +207,13 @@ void X86InterleavedAccessGroup::interleave8bit_32x4(
   // Matrix[2]= y0 y1 y2 y3 y4 ... y31
   // Matrix[3]= k0 k1 k2 k3 k4 ... k31
 
+  Type *VecTyepVt = VectorType::get(Type::getInt8Ty(Shuffles[0]->getContext()),
+                                    numberOfElement);
+  Type *VecTyepVtHalf = VectorType::get(
+      Type::getInt16Ty(Shuffles[0]->getContext()), numberOfElement / 2);
+  MVT VT = MVT::getVT(VecTyepVt);
+  MVT HalfVT = MVT::getVT(VecTyepVtHalf);
+
   TransposedMatrix.resize(4);
 
   SmallVector<uint32_t, 32> MaskHighTemp;
@@ -216,8 +228,8 @@ void X86InterleavedAccessGroup::interleave8bit_32x4(
   // MaskHighTemp and MaskLowTemp built in the vpunpckhbw and vpunpcklbw X86
   // shuffle pattern.
 
-  createUnpackShuffleMask<uint32_t>(MVT::v32i8, MaskHighTemp, false, false);
-  createUnpackShuffleMask<uint32_t>(MVT::v32i8, MaskLowTemp, true, false);
+  createUnpackShuffleMask<uint32_t>(VT, MaskHighTemp, false, false);
+  createUnpackShuffleMask<uint32_t>(VT, MaskLowTemp, true, false);
   ArrayRef<uint32_t> MaskHigh = makeArrayRef(MaskHighTemp);
   ArrayRef<uint32_t> MaskLow = makeArrayRef(MaskLowTemp);
 
@@ -232,8 +244,8 @@ void X86InterleavedAccessGroup::interleave8bit_32x4(
   // MaskHighTemp1 and MaskLowTemp1 built in the vpunpckhdw and vpunpckldw X86
   // shuffle pattern.
 
-  createUnpackShuffleMask<uint32_t>(MVT::v16i16, MaskLowTemp1, true, false);
-  createUnpackShuffleMask<uint32_t>(MVT::v16i16, MaskHighTemp1, false, false);
+  createUnpackShuffleMask<uint32_t>(HalfVT, MaskLowTemp1, true, false);
+  createUnpackShuffleMask<uint32_t>(HalfVT, MaskHighTemp1, false, false);
   scaleShuffleMask<uint32_t>(2, makeArrayRef(MaskHighTemp1), MaskHighTemp2);
   scaleShuffleMask<uint32_t>(2, makeArrayRef(MaskLowTemp1), MaskLowTemp2);
   ArrayRef<uint32_t> MaskHighWord = makeArrayRef(MaskHighTemp2);
@@ -267,6 +279,13 @@ void X86InterleavedAccessGroup::interleave8bit_32x4(
   Value *Low1 =
       Builder.CreateShuffleVector(IntrVec1High, IntrVec2High, MaskLowWord);
 
+  if (VT == MVT::v16i8) {
+    TransposedMatrix[0] = Low;
+    TransposedMatrix[1] = High;
+    TransposedMatrix[2] = Low1;
+    TransposedMatrix[3] = High1;
+    return;
+  }
   // cmyk0  cmyk1  cmyk2   cmyk3  | cmyk4  cmyk5  cmyk6   cmyk7
   // cmyk8  cmyk9  cmyk10  cmyk11 | cmyk12 cmyk13 cmyk14  cmyk15
   // cmyk16 cmyk17 cmyk18 cmyk19  | cmyk20 cmyk21 cmyk22 cmyk23
@@ -349,8 +368,9 @@ bool X86InterleavedAccessGroup::lowerIntoOptimizedSequence() {
   case 4:
     transpose_4x4(DecomposedVectors, TransposedVectors);
     break;
+  case 16:
   case 32:
-    interleave8bit_32x4(DecomposedVectors, TransposedVectors);
+    interleave8bitStride4(DecomposedVectors, TransposedVectors, NumSubVecElems);
     break;
   default:
     return false;
diff --git a/llvm/test/CodeGen/X86/x86-interleaved-access.ll b/llvm/test/CodeGen/X86/x86-interleaved-access.ll
index 4bef4e2b58d1..6a3fe0c93abc 100644
--- a/llvm/test/CodeGen/X86/x86-interleaved-access.ll
+++ b/llvm/test/CodeGen/X86/x86-interleaved-access.ll
@@ -375,75 +375,51 @@ ret void
 define void @interleaved_store_vf16_i8_stride4(<16 x i8> %x1, <16 x i8> %x2, <16 x i8> %x3, <16 x i8> %x4, <64 x i8>* %p) {
 ; AVX1-LABEL: interleaved_store_vf16_i8_stride4:
 ; AVX1:       # BB#0:
-; AVX1-NEXT:    vpunpcklbw {{.*#+}} xmm4 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
-; AVX1-NEXT:    vpunpcklbw {{.*#+}} xmm5 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
-; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm6 = xmm5[4],xmm4[4],xmm5[5],xmm4[5],xmm5[6],xmm4[6],xmm5[7],xmm4[7]
-; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm4 = xmm5[0],xmm4[0],xmm5[1],xmm4[1],xmm5[2],xmm4[2],xmm5[3],xmm4[3]
-; AVX1-NEXT:    vinsertf128 $1, %xmm6, %ymm4, %ymm4
-; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm2 = xmm2[8],xmm3[8],xmm2[9],xmm3[9],xmm2[10],xmm3[10],xmm2[11],xmm3[11],xmm2[12],xmm3[12],xmm2[13],xmm3[13],xmm2[14],xmm3[14],xmm2[15],xmm3[15]
+; AVX1-NEXT:    vpunpcklbw {{.*#+}} xmm4 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
 ; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm0 = xmm0[8],xmm1[8],xmm0[9],xmm1[9],xmm0[10],xmm1[10],xmm0[11],xmm1[11],xmm0[12],xmm1[12],xmm0[13],xmm1[13],xmm0[14],xmm1[14],xmm0[15],xmm1[15]
-; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm1 = xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
+; AVX1-NEXT:    vpunpcklbw {{.*#+}} xmm1 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
+; AVX1-NEXT:    vpunpckhbw {{.*#+}} xmm2 = xmm2[8],xmm3[8],xmm2[9],xmm3[9],xmm2[10],xmm3[10],xmm2[11],xmm3[11],xmm2[12],xmm3[12],xmm2[13],xmm3[13],xmm2[14],xmm3[14],xmm2[15],xmm3[15]
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm3 = xmm4[4],xmm1[4],xmm4[5],xmm1[5],xmm4[6],xmm1[6],xmm4[7],xmm1[7]
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm5 = xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
+; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm4[0],xmm1[0],xmm4[1],xmm1[1],xmm4[2],xmm1[2],xmm4[3],xmm1[3]
 ; AVX1-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
-; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
+; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm1, %ymm1
+; AVX1-NEXT:    vinsertf128 $1, %xmm5, %ymm0, %ymm0
 ; AVX1-NEXT:    vmovaps %ymm0, 32(%rdi)
-; AVX1-NEXT:    vmovaps %ymm4, (%rdi)
+; AVX1-NEXT:    vmovaps %ymm1, (%rdi)
 ; AVX1-NEXT:    vzeroupper
 ; AVX1-NEXT:    retq
 ;
 ; AVX2-LABEL: interleaved_store_vf16_i8_stride4:
 ; AVX2:       # BB#0:
-; AVX2-NEXT:    # kill: %XMM2<def> %XMM2<kill> %YMM2<def>
-; AVX2-NEXT:    # kill: %XMM0<def> %XMM0<kill> %YMM0<def>
-; AVX2-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm2, %ymm1
-; AVX2-NEXT:    vpshufb {{.*#+}} ymm2 = ymm1[u,u,0,u,u,u,1,u,u,u,2,u,u,u,3,u,u,u,u,20,u,u,u,21,u,u,u,22,u,u,u,23]
-; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm3 = ymm1[2,3,0,1]
-; AVX2-NEXT:    vpshufb {{.*#+}} ymm4 = ymm3[u,u,u,0,u,u,u,1,u,u,u,2,u,u,u,3,u,u,20,u,u,u,21,u,u,u,22,u,u,u,23,u]
-; AVX2-NEXT:    vmovdqa {{.*#+}} ymm5 = <u,u,255,0,u,u,255,0,u,u,255,0,u,u,255,0,u,u,0,255,u,u,0,255,u,u,0,255,u,u,0,255>
-; AVX2-NEXT:    vpblendvb %ymm5, %ymm2, %ymm4, %ymm2
-; AVX2-NEXT:    vpshufb {{.*#+}} ymm4 = ymm0[0,u,u,u,1,u,u,u,2,u,u,u,3,u,u,u,u,20,u,u,u,21,u,u,u,22,u,u,u,23,u,u]
-; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm6 = ymm0[2,3,0,1]
-; AVX2-NEXT:    vpshufb {{.*#+}} ymm7 = ymm6[u,0,u,u,u,1,u,u,u,2,u,u,u,3,u,u,20,u,u,u,21,u,u,u,22,u,u,u,23,u,u,u]
-; AVX2-NEXT:    vmovdqa {{.*#+}} ymm8 = <255,0,u,u,255,0,u,u,255,0,u,u,255,0,u,u,0,255,u,u,0,255,u,u,0,255,u,u,0,255,u,u>
-; AVX2-NEXT:    vpblendvb %ymm8, %ymm4, %ymm7, %ymm4
-; AVX2-NEXT:    vpblendw {{.*#+}} ymm2 = ymm4[0],ymm2[1],ymm4[2],ymm2[3],ymm4[4],ymm2[5],ymm4[6],ymm2[7],ymm4[8],ymm2[9],ymm4[10],ymm2[11],ymm4[12],ymm2[13],ymm4[14],ymm2[15]
-; AVX2-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,8,u,u,u,9,u,u,u,10,u,u,u,11,u,u,u,u,28,u,u,u,29,u,u,u,30,u,u,u,31]
-; AVX2-NEXT:    vpshufb {{.*#+}} ymm3 = ymm3[u,u,u,8,u,u,u,9,u,u,u,10,u,u,u,11,u,u,28,u,u,u,29,u,u,u,30,u,u,u,31,u]
-; AVX2-NEXT:    vpblendvb %ymm5, %ymm1, %ymm3, %ymm1
-; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[8,u,u,u,9,u,u,u,10,u,u,u,11,u,u,u,u,28,u,u,u,29,u,u,u,30,u,u,u,31,u,u]
-; AVX2-NEXT:    vpshufb {{.*#+}} ymm3 = ymm6[u,8,u,u,u,9,u,u,u,10,u,u,u,11,u,u,28,u,u,u,29,u,u,u,30,u,u,u,31,u,u,u]
-; AVX2-NEXT:    vpblendvb %ymm8, %ymm0, %ymm3, %ymm0
-; 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:    vpunpcklbw {{.*#+}} xmm4 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
+; AVX2-NEXT:    vpunpckhbw {{.*#+}} xmm0 = xmm0[8],xmm1[8],xmm0[9],xmm1[9],xmm0[10],xmm1[10],xmm0[11],xmm1[11],xmm0[12],xmm1[12],xmm0[13],xmm1[13],xmm0[14],xmm1[14],xmm0[15],xmm1[15]
+; AVX2-NEXT:    vpunpcklbw {{.*#+}} xmm1 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
+; AVX2-NEXT:    vpunpckhbw {{.*#+}} xmm2 = xmm2[8],xmm3[8],xmm2[9],xmm3[9],xmm2[10],xmm3[10],xmm2[11],xmm3[11],xmm2[12],xmm3[12],xmm2[13],xmm3[13],xmm2[14],xmm3[14],xmm2[15],xmm3[15]
+; AVX2-NEXT:    vpunpckhwd {{.*#+}} xmm3 = xmm4[4],xmm1[4],xmm4[5],xmm1[5],xmm4[6],xmm1[6],xmm4[7],xmm1[7]
+; AVX2-NEXT:    vpunpckhwd {{.*#+}} xmm5 = xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
+; AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm4[0],xmm1[0],xmm4[1],xmm1[1],xmm4[2],xmm1[2],xmm4[3],xmm1[3]
+; AVX2-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; AVX2-NEXT:    vinserti128 $1, %xmm3, %ymm1, %ymm1
+; AVX2-NEXT:    vinserti128 $1, %xmm5, %ymm0, %ymm0
 ; AVX2-NEXT:    vmovdqa %ymm0, 32(%rdi)
-; AVX2-NEXT:    vmovdqa %ymm2, (%rdi)
+; AVX2-NEXT:    vmovdqa %ymm1, (%rdi)
 ; AVX2-NEXT:    vzeroupper
 ; AVX2-NEXT:    retq
 ;
 ; AVX512-LABEL: interleaved_store_vf16_i8_stride4:
 ; AVX512:       # BB#0:
-; AVX512-NEXT:    # kill: %XMM2<def> %XMM2<kill> %YMM2<def>
-; AVX512-NEXT:    # kill: %XMM0<def> %XMM0<kill> %YMM0<def>
-; AVX512-NEXT:    vinserti128 $1, %xmm1, %ymm0, %ymm0
-; AVX512-NEXT:    vinserti128 $1, %xmm3, %ymm2, %ymm1
-; AVX512-NEXT:    vpshufb {{.*#+}} ymm2 = ymm1[u,u,8,u,u,u,9,u,u,u,10,u,u,u,11,u,u,u,u,28,u,u,u,29,u,u,u,30,u,u,u,31]
-; AVX512-NEXT:    vperm2i128 {{.*#+}} ymm3 = ymm1[2,3,0,1]
-; AVX512-NEXT:    vpshufb {{.*#+}} ymm4 = ymm3[u,u,u,8,u,u,u,9,u,u,u,10,u,u,u,11,u,u,28,u,u,u,29,u,u,u,30,u,u,u,31,u]
-; AVX512-NEXT:    vmovdqa {{.*#+}} ymm5 = <u,u,255,0,u,u,255,0,u,u,255,0,u,u,255,0,u,u,0,255,u,u,0,255,u,u,0,255,u,u,0,255>
-; AVX512-NEXT:    vpblendvb %ymm5, %ymm2, %ymm4, %ymm2
-; AVX512-NEXT:    vpshufb {{.*#+}} ymm4 = ymm0[8,u,u,u,9,u,u,u,10,u,u,u,11,u,u,u,u,28,u,u,u,29,u,u,u,30,u,u,u,31,u,u]
-; AVX512-NEXT:    vperm2i128 {{.*#+}} ymm6 = ymm0[2,3,0,1]
-; AVX512-NEXT:    vpshufb {{.*#+}} ymm7 = ymm6[u,8,u,u,u,9,u,u,u,10,u,u,u,11,u,u,28,u,u,u,29,u,u,u,30,u,u,u,31,u,u,u]
-; AVX512-NEXT:    vmovdqa {{.*#+}} ymm8 = <255,0,u,u,255,0,u,u,255,0,u,u,255,0,u,u,0,255,u,u,0,255,u,u,0,255,u,u,0,255,u,u>
-; AVX512-NEXT:    vpblendvb %ymm8, %ymm4, %ymm7, %ymm4
-; AVX512-NEXT:    vpblendw {{.*#+}} ymm2 = ymm4[0],ymm2[1],ymm4[2],ymm2[3],ymm4[4],ymm2[5],ymm4[6],ymm2[7],ymm4[8],ymm2[9],ymm4[10],ymm2[11],ymm4[12],ymm2[13],ymm4[14],ymm2[15]
-; AVX512-NEXT:    vpshufb {{.*#+}} ymm1 = ymm1[u,u,0,u,u,u,1,u,u,u,2,u,u,u,3,u,u,u,u,20,u,u,u,21,u,u,u,22,u,u,u,23]
-; AVX512-NEXT:    vpshufb {{.*#+}} ymm3 = ymm3[u,u,u,0,u,u,u,1,u,u,u,2,u,u,u,3,u,u,20,u,u,u,21,u,u,u,22,u,u,u,23,u]
-; AVX512-NEXT:    vpblendvb %ymm5, %ymm1, %ymm3, %ymm1
-; AVX512-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,u,u,u,1,u,u,u,2,u,u,u,3,u,u,u,u,20,u,u,u,21,u,u,u,22,u,u,u,23,u,u]
-; AVX512-NEXT:    vpshufb {{.*#+}} ymm3 = ymm6[u,0,u,u,u,1,u,u,u,2,u,u,u,3,u,u,20,u,u,u,21,u,u,u,22,u,u,u,23,u,u,u]
-; AVX512-NEXT:    vpblendvb %ymm8, %ymm0, %ymm3, %ymm0
-; AVX512-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]
-; AVX512-NEXT:    vinserti64x4 $1, %ymm2, %zmm0, %zmm0
+; AVX512-NEXT:    vpunpcklbw {{.*#+}} xmm4 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
+; AVX512-NEXT:    vpunpckhbw {{.*#+}} xmm0 = xmm0[8],xmm1[8],xmm0[9],xmm1[9],xmm0[10],xmm1[10],xmm0[11],xmm1[11],xmm0[12],xmm1[12],xmm0[13],xmm1[13],xmm0[14],xmm1[14],xmm0[15],xmm1[15]
+; AVX512-NEXT:    vpunpcklbw {{.*#+}} xmm1 = xmm2[0],xmm3[0],xmm2[1],xmm3[1],xmm2[2],xmm3[2],xmm2[3],xmm3[3],xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
+; AVX512-NEXT:    vpunpckhbw {{.*#+}} xmm2 = xmm2[8],xmm3[8],xmm2[9],xmm3[9],xmm2[10],xmm3[10],xmm2[11],xmm3[11],xmm2[12],xmm3[12],xmm2[13],xmm3[13],xmm2[14],xmm3[14],xmm2[15],xmm3[15]
+; AVX512-NEXT:    vpunpckhwd {{.*#+}} xmm3 = xmm4[4],xmm1[4],xmm4[5],xmm1[5],xmm4[6],xmm1[6],xmm4[7],xmm1[7]
+; AVX512-NEXT:    vpunpckhwd {{.*#+}} xmm5 = xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7]
+; AVX512-NEXT:    vpunpcklwd {{.*#+}} xmm1 = xmm4[0],xmm1[0],xmm4[1],xmm1[1],xmm4[2],xmm1[2],xmm4[3],xmm1[3]
+; AVX512-NEXT:    vpunpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
+; AVX512-NEXT:    vinserti128 $1, %xmm3, %ymm1, %ymm1
+; AVX512-NEXT:    vinserti128 $1, %xmm5, %ymm0, %ymm0
+; AVX512-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
 ; AVX512-NEXT:    vmovdqa32 %zmm0, (%rdi)
 ; AVX512-NEXT:    vzeroupper
 ; AVX512-NEXT:    retq
diff --git a/llvm/test/Transforms/InterleavedAccess/X86/interleavedStore.ll b/llvm/test/Transforms/InterleavedAccess/X86/interleavedStore.ll
index 91f5ec555150..3a94d8f081a8 100644
--- a/llvm/test/Transforms/InterleavedAccess/X86/interleavedStore.ll
+++ b/llvm/test/Transforms/InterleavedAccess/X86/interleavedStore.ll
@@ -38,8 +38,22 @@ define void @interleaved_store_vf16_i8_stride4(<16 x i8> %x1, <16 x i8> %x2, <16
 ; CHECK-LABEL: @interleaved_store_vf16_i8_stride4(
 ; CHECK-NEXT:    [[V1:%.*]] = shufflevector <16 x i8> [[X1:%.*]], <16 x i8> [[X2:%.*]], <32 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>
 ; CHECK-NEXT:    [[V2:%.*]] = shufflevector <16 x i8> [[X3:%.*]], <16 x i8> [[X4:%.*]], <32 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>
-; CHECK-NEXT:    [[INTERLEAVED_VEC:%.*]] = shufflevector <32 x i8> [[V1]], <32 x i8> [[V2]], <64 x i32> <i32 0, i32 16, i32 32, i32 48, i32 1, i32 17, i32 33, i32 49, i32 2, i32 18, i32 34, i32 50, i32 3, i32 19, i32 35, i32 51, i32 4, i32 20, i32 36, i32 52, i32 5, i32 21, i32 37, i32 53, i32 6, i32 22, i32 38, i32 54, i32 7, i32 23, i32 39, i32 55, i32 8, i32 24, i32 40, i32 56, i32 9, i32 25, i32 41, i32 57, i32 10, i32 26, i32 42, i32 58, i32 11, i32 27, i32 43, i32 59, i32 12, i32 28, i32 44, i32 60, i32 13, i32 29, i32 45, i32 61, i32 14, i32 30, i32 46, i32 62, i32 15, i32 31, i32 47, i32 63>
-; CHECK-NEXT:    store <64 x i8> [[INTERLEAVED_VEC]], <64 x i8>* [[P:%.*]]
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[V1]], <32 x i8> [[V2]], <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; CHECK-NEXT:    [[TMP2:%.*]] = shufflevector <32 x i8> [[V1]], <32 x i8> [[V2]], <16 x i32> <i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>
+; CHECK-NEXT:    [[TMP3:%.*]] = shufflevector <32 x i8> [[V1]], <32 x i8> [[V2]], <16 x i32> <i32 32, i32 33, i32 34, i32 35, i32 36, i32 37, i32 38, i32 39, i32 40, i32 41, i32 42, i32 43, i32 44, i32 45, i32 46, i32 47>
+; CHECK-NEXT:    [[TMP4:%.*]] = shufflevector <32 x i8> [[V1]], <32 x i8> [[V2]], <16 x i32> <i32 48, i32 49, i32 50, i32 51, i32 52, i32 53, i32 54, i32 55, i32 56, i32 57, i32 58, i32 59, i32 60, i32 61, i32 62, i32 63>
+; CHECK-NEXT:    [[TMP5:%.*]] = shufflevector <16 x i8> [[TMP1]], <16 x i8> [[TMP2]], <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23>
+; CHECK-NEXT:    [[TMP6:%.*]] = shufflevector <16 x i8> [[TMP1]], <16 x i8> [[TMP2]], <16 x i32> <i32 8, i32 24, i32 9, i32 25, i32 10, i32 26, i32 11, i32 27, i32 12, i32 28, i32 13, i32 29, i32 14, i32 30, i32 15, i32 31>
+; CHECK-NEXT:    [[TMP7:%.*]] = shufflevector <16 x i8> [[TMP3]], <16 x i8> [[TMP4]], <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23>
+; CHECK-NEXT:    [[TMP8:%.*]] = shufflevector <16 x i8> [[TMP3]], <16 x i8> [[TMP4]], <16 x i32> <i32 8, i32 24, i32 9, i32 25, i32 10, i32 26, i32 11, i32 27, i32 12, i32 28, i32 13, i32 29, i32 14, i32 30, i32 15, i32 31>
+; CHECK-NEXT:    [[TMP9:%.*]] = shufflevector <16 x i8> [[TMP5]], <16 x i8> [[TMP7]], <16 x i32> <i32 8, i32 9, i32 24, i32 25, i32 10, i32 11, i32 26, i32 27, i32 12, i32 13, i32 28, i32 29, i32 14, i32 15, i32 30, i32 31>
+; CHECK-NEXT:    [[TMP10:%.*]] = shufflevector <16 x i8> [[TMP6]], <16 x i8> [[TMP8]], <16 x i32> <i32 8, i32 9, i32 24, i32 25, i32 10, i32 11, i32 26, i32 27, i32 12, i32 13, i32 28, i32 29, i32 14, i32 15, i32 30, i32 31>
+; CHECK-NEXT:    [[TMP11:%.*]] = shufflevector <16 x i8> [[TMP5]], <16 x i8> [[TMP7]], <16 x i32> <i32 0, i32 1, i32 16, i32 17, i32 2, i32 3, i32 18, i32 19, i32 4, i32 5, i32 20, i32 21, i32 6, i32 7, i32 22, i32 23>
+; CHECK-NEXT:    [[TMP12:%.*]] = shufflevector <16 x i8> [[TMP6]], <16 x i8> [[TMP8]], <16 x i32> <i32 0, i32 1, i32 16, i32 17, i32 2, i32 3, i32 18, i32 19, i32 4, i32 5, i32 20, i32 21, i32 6, i32 7, i32 22, i32 23>
+; CHECK-NEXT:    [[TMP13:%.*]] = shufflevector <16 x i8> [[TMP11]], <16 x i8> [[TMP9]], <32 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>
+; CHECK-NEXT:    [[TMP14:%.*]] = shufflevector <16 x i8> [[TMP12]], <16 x i8> [[TMP10]], <32 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>
+; CHECK-NEXT:    [[TMP15:%.*]] = shufflevector <32 x i8> [[TMP13]], <32 x i8> [[TMP14]], <64 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31, i32 32, i32 33, i32 34, i32 35, i32 36, i32 37, i32 38, i32 39, i32 40, i32 41, i32 42, i32 43, i32 44, i32 45, i32 46, i32 47, i32 48, i32 49, i32 50, i32 51, i32 52, i32 53, i32 54, i32 55, i32 56, i32 57, i32 58, i32 59, i32 60, i32 61, i32 62, i32 63>
+; CHECK-NEXT:    store <64 x i8> [[TMP15]], <64 x i8>* [[P:%.*]]
 ; CHECK-NEXT:    ret void
 ;
 %v1 = shufflevector <16 x i8> %x1, <16 x i8> %x2, <32 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>