Index: lib/Target/X86/Utils/X86ShuffleDecode.h
===================================================================
--- lib/Target/X86/Utils/X86ShuffleDecode.h
+++ lib/Target/X86/Utils/X86ShuffleDecode.h
@@ -108,6 +108,22 @@
 /// \brief Decode a SSE4A INSERTQ instruction as a v16i8 shuffle mask.
 void DecodeINSERTQIMask(int Len, int Idx,
                         SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a VPERM W/D/Q/PS/PD mask from an IR-level vector constant.
+void DecodeVPERMVMask(const Constant *C, MVT VT,
+                      SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a VPERM W/D/Q/PS/PD mask from a raw array of constants.
+void DecodeVPERMVMask(ArrayRef<uint64_t> RawMask,
+                      SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a VPERMT2 W/D/Q/PS/PD mask from an IR-level vector constant.
+void DecodeVPERMV3Mask(const Constant *C, MVT VT,
+                      SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a VPERMT2 W/D/Q/PS/PD mask from a raw array of constants.
+void DecodeVPERMV3Mask(ArrayRef<uint64_t> RawMask,
+                      SmallVectorImpl<int> &ShuffleMask);
 } // llvm namespace
 
 #endif
Index: lib/Target/X86/Utils/X86ShuffleDecode.cpp
===================================================================
--- lib/Target/X86/Utils/X86ShuffleDecode.cpp
+++ lib/Target/X86/Utils/X86ShuffleDecode.cpp
@@ -503,4 +503,74 @@
     ShuffleMask.push_back(SM_SentinelUndef);
 }
 
+void DecodeVPERMVMask(ArrayRef<uint64_t> RawMask,
+                      SmallVectorImpl<int> &ShuffleMask) {
+  for (int i = 0, e = RawMask.size(); i < e; ++i) {
+    uint64_t M = RawMask[i];
+    ShuffleMask.push_back((int)M);
+  }
+}
+
+void DecodeVPERMV3Mask(ArrayRef<uint64_t> RawMask,
+                      SmallVectorImpl<int> &ShuffleMask) {
+  for (int i = 0, e = RawMask.size(); i < e; ++i) {
+    uint64_t M = RawMask[i];
+    ShuffleMask.push_back((int)M);
+  }
+}
+
+void DecodeVPERMVMask(const Constant *C, MVT VT,
+                      SmallVectorImpl<int> &ShuffleMask) {
+  Type *MaskTy = C->getType();
+  if (MaskTy->isVectorTy()) {
+    unsigned NumElements = MaskTy->getVectorNumElements();
+    if (NumElements == VT.getVectorNumElements()) {
+      for (unsigned i = 0; i < NumElements; ++i) {
+        Constant *COp = C->getAggregateElement(i);
+        if (!COp || (!isa<UndefValue>(COp) && !isa<ConstantInt>(COp))) {
+          ShuffleMask.clear();
+          return;
+        }
+        if (isa<UndefValue>(COp))
+          ShuffleMask.push_back(SM_SentinelUndef);
+        else {
+          uint64_t Element = cast<ConstantInt>(COp)->getZExtValue();
+          Element &= (1 << NumElements) - 1;
+          ShuffleMask.push_back(Element);
+        }
+      }
+    }
+    return;
+  }
+  // Scalar value; just broadcast it
+  if (!isa<ConstantInt>(C))
+    return;
+  uint64_t Element = cast<ConstantInt>(C)->getZExtValue();
+  int NumElements = VT.getVectorNumElements();
+  Element &= (1 << NumElements) - 1;
+  for (int i = 0; i < NumElements; ++i)
+    ShuffleMask.push_back(Element);
+}
+
+void DecodeVPERMV3Mask(const Constant *C, MVT VT,
+                       SmallVectorImpl<int> &ShuffleMask) {
+  Type *MaskTy = C->getType();
+  unsigned NumElements = MaskTy->getVectorNumElements();
+  if (NumElements == VT.getVectorNumElements()) {
+    for (unsigned i = 0; i < NumElements; ++i) {
+      Constant *COp = C->getAggregateElement(i);
+      if (!COp) {
+        ShuffleMask.clear();
+        return;
+      }
+      if (isa<UndefValue>(COp))
+        ShuffleMask.push_back(SM_SentinelUndef);
+      else {
+        uint64_t Element = cast<ConstantInt>(COp)->getZExtValue();
+        Element &= (1 << NumElements*2) - 1;
+        ShuffleMask.push_back(Element);
+      }
+    }
+  }
+}
 } // llvm namespace
Index: lib/Target/X86/X86ISelLowering.cpp
===================================================================
--- lib/Target/X86/X86ISelLowering.cpp
+++ lib/Target/X86/X86ISelLowering.cpp
@@ -1578,6 +1578,7 @@
     setOperationAction(ISD::ZERO_EXTEND,        MVT::v32i8, Custom);
     setOperationAction(ISD::SIGN_EXTEND,        MVT::v32i16, Custom);
     setOperationAction(ISD::ZERO_EXTEND,        MVT::v32i16, Custom);
+    setOperationAction(ISD::VECTOR_SHUFFLE,     MVT::v32i16, Custom);
     setOperationAction(ISD::SIGN_EXTEND,        MVT::v64i8, Custom);
     setOperationAction(ISD::ZERO_EXTEND,        MVT::v64i8, Custom);
     setOperationAction(ISD::INSERT_VECTOR_ELT,  MVT::v32i1, Custom);
@@ -3782,6 +3783,8 @@
   case X86ISD::VPERMILPI:
   case X86ISD::VPERM2X128:
   case X86ISD::VPERMI:
+  case X86ISD::VPERMV:
+  case X86ISD::VPERMV3:
     return true;
   }
 }
@@ -4646,6 +4649,122 @@
   case X86ISD::MOVLPS:
     // Not yet implemented
     return false;
+  case X86ISD::VPERMV: {
+    IsUnary = true;
+    SDValue MaskNode = N->getOperand(0);
+    while (MaskNode->getOpcode() == ISD::BITCAST)
+      MaskNode = MaskNode->getOperand(0);
+
+    unsigned MaskLoBits = Log2_64(VT.getVectorNumElements());
+    SmallVector<uint64_t, 32> RawMask;
+    if (MaskNode->getOpcode() == ISD::BUILD_VECTOR) {
+      // If we have a build-vector, then things are easy.
+      EVT MaskVT = MaskNode.getValueType();
+      assert(MaskVT.isInteger() &&
+             MaskVT.getVectorNumElements() == VT.getVectorNumElements());
+
+      for (unsigned i = 0; i < MaskNode->getNumOperands(); ++i) {
+        SDValue Op = MaskNode->getOperand(i);
+        if (Op->getOpcode() == ISD::UNDEF)
+          RawMask.push_back((uint64_t)SM_SentinelUndef);
+        else if (isa<ConstantSDNode>(Op)) {
+          APInt MaskElement = cast<ConstantSDNode>(Op)->getAPIntValue();
+          RawMask.push_back(MaskElement.getLoBits(MaskLoBits).getZExtValue());
+        } else
+          return false;
+      }
+      DecodeVPERMVMask(RawMask, Mask);
+      break;
+    }
+    if (MaskNode->getOpcode() == X86ISD::VBROADCAST) {
+      unsigned NumEltsInMask = MaskNode->getNumOperands();
+      MaskNode = MaskNode->getOperand(0);
+      auto *CN = dyn_cast<ConstantSDNode>(MaskNode);
+      if (CN) {
+        APInt MaskEltValue = CN->getAPIntValue();
+        for (unsigned i = 0; i < NumEltsInMask; ++i)
+          RawMask.push_back(MaskEltValue.getLoBits(MaskLoBits).getZExtValue());
+        DecodeVPERMVMask(RawMask, Mask);
+        break;
+      }
+      // It may be a scalar load
+    }
+
+    auto *MaskLoad = dyn_cast<LoadSDNode>(MaskNode);
+    if (!MaskLoad)
+      return false;
+
+    SDValue Ptr = MaskLoad->getBasePtr();
+    if (Ptr->getOpcode() == X86ISD::Wrapper ||
+        Ptr->getOpcode() == X86ISD::WrapperRIP)
+      Ptr = Ptr->getOperand(0);
+
+    auto *MaskCP = dyn_cast<ConstantPoolSDNode>(Ptr);
+    if (!MaskCP || MaskCP->isMachineConstantPoolEntry())
+      return false;
+
+    auto *C = dyn_cast<Constant>(MaskCP->getConstVal());
+    if (C) {
+      DecodeVPERMVMask(C, VT, Mask);
+      if (Mask.empty())
+        return false;
+      break;
+    }
+    return false;
+  }
+  case X86ISD::VPERMV3: {
+    IsUnary = false;
+    SDValue MaskNode = N->getOperand(1);
+    while (MaskNode->getOpcode() == ISD::BITCAST)
+      MaskNode = MaskNode->getOperand(1);
+
+    if (MaskNode->getOpcode() == ISD::BUILD_VECTOR) {
+      // If we have a build-vector, then things are easy.
+      EVT MaskVT = MaskNode.getValueType();
+      assert(MaskVT.isInteger() &&
+             MaskVT.getVectorNumElements() == VT.getVectorNumElements());
+
+      SmallVector<uint64_t, 32> RawMask;
+      unsigned MaskLoBits = Log2_64(VT.getVectorNumElements()*2);
+
+      for (unsigned i = 0; i < MaskNode->getNumOperands(); ++i) {
+        SDValue Op = MaskNode->getOperand(i);
+        if (Op->getOpcode() == ISD::UNDEF)
+          RawMask.push_back((uint64_t)SM_SentinelUndef);
+        else {
+          auto *CN = dyn_cast<ConstantSDNode>(Op.getNode());
+          if (!CN)
+            return false;
+          APInt MaskElement = CN->getAPIntValue();
+          RawMask.push_back(MaskElement.getLoBits(MaskLoBits).getZExtValue());
+        }
+      }
+      DecodeVPERMV3Mask(RawMask, Mask);
+      break;
+    }
+
+    auto *MaskLoad = dyn_cast<LoadSDNode>(MaskNode);
+    if (!MaskLoad)
+      return false;
+
+    SDValue Ptr = MaskLoad->getBasePtr();
+    if (Ptr->getOpcode() == X86ISD::Wrapper ||
+        Ptr->getOpcode() == X86ISD::WrapperRIP)
+      Ptr = Ptr->getOperand(0);
+
+    auto *MaskCP = dyn_cast<ConstantPoolSDNode>(Ptr);
+    if (!MaskCP || MaskCP->isMachineConstantPoolEntry())
+      return false;
+
+    auto *C = dyn_cast<Constant>(MaskCP->getConstVal());
+    if (C) {
+      DecodeVPERMV3Mask(C, VT, Mask);
+      if (Mask.empty())
+        return false;
+      break;
+    }
+    return false;
+  }
   default: llvm_unreachable("unknown target shuffle node");
   }
 
@@ -10433,6 +10552,73 @@
   }
 }
 
+static SDValue lowerVectorShuffleWithPERMV(SDLoc DL, MVT VT,
+                                           ArrayRef<int> Mask, SDValue V1,
+                                           SDValue V2, SelectionDAG &DAG) {
+
+  assert(VT.getScalarSizeInBits() >= 16 && "Unexpected data type for PERMV");
+
+  MVT MaskEltVT = MVT::getIntegerVT(VT.getScalarSizeInBits());
+  MVT MaskVecVT = MVT::getVectorVT(MaskEltVT, VT.getVectorNumElements());
+
+  SmallVector<SDValue, 32>  VPermMask;
+  for (unsigned i = 0; i < VT.getVectorNumElements(); ++i)
+    VPermMask.push_back(Mask[i] < 0 ? DAG.getUNDEF(MaskEltVT) :
+                        DAG.getConstant(Mask[i], DL, MaskEltVT));
+  SDValue MaskNode = DAG.getNode(ISD::BUILD_VECTOR, DL, MaskVecVT,
+                                 VPermMask);
+  if (isSingleInputShuffleMask(Mask))
+    return DAG.getNode(X86ISD::VPERMV, DL, VT, MaskNode, V1);
+
+  return DAG.getNode(X86ISD::VPERMV3, DL, VT, V1, MaskNode, V2);
+}
+
+// X86 has dedicated unpack instructions that can handle specific blend
+// operations: UNPCKH and UNPCKL.
+static SDValue lowerVectorShuffleWithUNPCK(SDLoc DL, MVT VT,
+                                           ArrayRef<int> Mask, SDValue V1,
+                                           SDValue V2, SelectionDAG &DAG) {
+  int NumElts = VT.getVectorNumElements();
+  bool Unpckl = true;
+  bool Unpckh = true;
+  bool UnpcklSwapped = true;
+  bool UnpckhSwapped = true;
+  int NumEltsInLane = 128 / VT.getScalarSizeInBits();
+
+  for (int i = 0; i < NumElts ; ++i) {
+    unsigned LaneStart = (i / NumEltsInLane) * NumEltsInLane;
+
+    int LoPos = (i % NumEltsInLane) / 2 + LaneStart + NumElts * (i % 2);
+    int HiPos = LoPos + NumEltsInLane / 2;
+    int LoPosSwapped = (LoPos + NumElts) % (NumElts * 2);
+    int HiPosSwapped = (HiPos + NumElts) % (NumElts * 2);
+
+    if (Mask[i] == -1)
+      continue;
+    if (Mask[i] != LoPos)
+      Unpckl = false;
+    if (Mask[i] != HiPos)
+      Unpckh = false;
+    if (Mask[i] != LoPosSwapped)
+      UnpcklSwapped = false;
+    if (Mask[i] != HiPosSwapped)
+      UnpckhSwapped = false;
+    if (!Unpckl && !Unpckh && !UnpcklSwapped && !UnpckhSwapped)
+      return SDValue();
+  }
+  if (Unpckl)
+    return DAG.getNode(X86ISD::UNPCKL, DL, VT, V1, V2);
+  if (Unpckh)
+    return DAG.getNode(X86ISD::UNPCKH, DL, VT, V1, V2);
+  if (UnpcklSwapped)
+    return DAG.getNode(X86ISD::UNPCKL, DL, VT, V2, V1);
+  if (UnpckhSwapped)
+    return DAG.getNode(X86ISD::UNPCKH, DL, VT, V2, V1);
+
+  llvm_unreachable("Unexpected result of UNPCK mask analysis");
+  return SDValue();
+}
+
 /// \brief Handle lowering of 8-lane 64-bit floating point shuffles.
 static SDValue lowerV8F64VectorShuffle(SDValue Op, SDValue V1, SDValue V2,
                                        const X86Subtarget *Subtarget,
@@ -10444,15 +10630,12 @@
   ArrayRef<int> Mask = SVOp->getMask();
   assert(Mask.size() == 8 && "Unexpected mask size for v8 shuffle!");
 
-  // X86 has dedicated unpack instructions that can handle specific blend
-  // operations: UNPCKH and UNPCKL.
-  if (isShuffleEquivalent(V1, V2, Mask, {0, 8, 2, 10, 4, 12, 6, 14}))
-    return DAG.getNode(X86ISD::UNPCKL, DL, MVT::v8f64, V1, V2);
-  if (isShuffleEquivalent(V1, V2, Mask, {1, 9, 3, 11, 5, 13, 7, 15}))
-    return DAG.getNode(X86ISD::UNPCKH, DL, MVT::v8f64, V1, V2);
+  SDValue UnpckNode =
+       lowerVectorShuffleWithUNPCK(DL, MVT::v8f64, Mask, V1, V2, DAG);
+  if (UnpckNode)
+    return UnpckNode;
 
-  // FIXME: Implement direct support for this type!
-  return splitAndLowerVectorShuffle(DL, MVT::v8f64, V1, V2, Mask, DAG);
+  return lowerVectorShuffleWithPERMV(DL, MVT::v8f64, Mask, V1, V2, DAG);
 }
 
 /// \brief Handle lowering of 16-lane 32-bit floating point shuffles.
@@ -10466,22 +10649,12 @@
   ArrayRef<int> Mask = SVOp->getMask();
   assert(Mask.size() == 16 && "Unexpected mask size for v16 shuffle!");
 
-  // Use dedicated unpack instructions for masks that match their pattern.
-  if (isShuffleEquivalent(V1, V2, Mask,
-                          {// First 128-bit lane.
-                           0, 16, 1, 17, 4, 20, 5, 21,
-                           // Second 128-bit lane.
-                           8, 24, 9, 25, 12, 28, 13, 29}))
-    return DAG.getNode(X86ISD::UNPCKL, DL, MVT::v16f32, V1, V2);
-  if (isShuffleEquivalent(V1, V2, Mask,
-                          {// First 128-bit lane.
-                           2, 18, 3, 19, 6, 22, 7, 23,
-                           // Second 128-bit lane.
-                           10, 26, 11, 27, 14, 30, 15, 31}))
-    return DAG.getNode(X86ISD::UNPCKH, DL, MVT::v16f32, V1, V2);
+  SDValue UnpckNode =
+       lowerVectorShuffleWithUNPCK(DL, MVT::v16f32, Mask, V1, V2, DAG);
+  if (UnpckNode)
+    return UnpckNode;
 
-  // FIXME: Implement direct support for this type!
-  return splitAndLowerVectorShuffle(DL, MVT::v16f32, V1, V2, Mask, DAG);
+  return lowerVectorShuffleWithPERMV(DL, MVT::v16f32, Mask, V1, V2, DAG);
 }
 
 /// \brief Handle lowering of 8-lane 64-bit integer shuffles.
@@ -10495,15 +10668,12 @@
   ArrayRef<int> Mask = SVOp->getMask();
   assert(Mask.size() == 8 && "Unexpected mask size for v8 shuffle!");
 
-  // X86 has dedicated unpack instructions that can handle specific blend
-  // operations: UNPCKH and UNPCKL.
-  if (isShuffleEquivalent(V1, V2, Mask, {0, 8, 2, 10, 4, 12, 6, 14}))
-    return DAG.getNode(X86ISD::UNPCKL, DL, MVT::v8i64, V1, V2);
-  if (isShuffleEquivalent(V1, V2, Mask, {1, 9, 3, 11, 5, 13, 7, 15}))
-    return DAG.getNode(X86ISD::UNPCKH, DL, MVT::v8i64, V1, V2);
+  SDValue UnpckNode =
+       lowerVectorShuffleWithUNPCK(DL, MVT::v8i64, Mask, V1, V2, DAG);
+  if (UnpckNode)
+    return UnpckNode;
 
-  // FIXME: Implement direct support for this type!
-  return splitAndLowerVectorShuffle(DL, MVT::v8i64, V1, V2, Mask, DAG);
+  return lowerVectorShuffleWithPERMV(DL, MVT::v8i64, Mask, V1, V2, DAG);
 }
 
 /// \brief Handle lowering of 16-lane 32-bit integer shuffles.
@@ -10517,22 +10687,12 @@
   ArrayRef<int> Mask = SVOp->getMask();
   assert(Mask.size() == 16 && "Unexpected mask size for v16 shuffle!");
 
-  // Use dedicated unpack instructions for masks that match their pattern.
-  if (isShuffleEquivalent(V1, V2, Mask,
-                          {// First 128-bit lane.
-                           0, 16, 1, 17, 4, 20, 5, 21,
-                           // Second 128-bit lane.
-                           8, 24, 9, 25, 12, 28, 13, 29}))
-    return DAG.getNode(X86ISD::UNPCKL, DL, MVT::v16i32, V1, V2);
-  if (isShuffleEquivalent(V1, V2, Mask,
-                          {// First 128-bit lane.
-                           2, 18, 3, 19, 6, 22, 7, 23,
-                           // Second 128-bit lane.
-                           10, 26, 11, 27, 14, 30, 15, 31}))
-    return DAG.getNode(X86ISD::UNPCKH, DL, MVT::v16i32, V1, V2);
+  SDValue UnpckNode =
+       lowerVectorShuffleWithUNPCK(DL, MVT::v16i32, Mask, V1, V2, DAG);
+  if (UnpckNode)
+    return UnpckNode;
 
-  // FIXME: Implement direct support for this type!
-  return splitAndLowerVectorShuffle(DL, MVT::v16i32, V1, V2, Mask, DAG);
+  return lowerVectorShuffleWithPERMV(DL, MVT::v16i32, Mask, V1, V2, DAG);
 }
 
 /// \brief Handle lowering of 32-lane 16-bit integer shuffles.
@@ -10547,8 +10707,7 @@
   assert(Mask.size() == 32 && "Unexpected mask size for v32 shuffle!");
   assert(Subtarget->hasBWI() && "We can only lower v32i16 with AVX-512-BWI!");
 
-  // FIXME: Implement direct support for this type!
-  return splitAndLowerVectorShuffle(DL, MVT::v32i16, V1, V2, Mask, DAG);
+  return lowerVectorShuffleWithPERMV(DL, MVT::v32i16, Mask, V1, V2, DAG);
 }
 
 /// \brief Handle lowering of 64-lane 8-bit integer shuffles.
Index: lib/Target/X86/X86MCInstLower.cpp
===================================================================
--- lib/Target/X86/X86MCInstLower.cpp
+++ lib/Target/X86/X86MCInstLower.cpp
@@ -1269,26 +1269,37 @@
     break;
   }
 
-    // For loads from a constant pool to a vector register, print the constant
-    // loaded.
-  case X86::MOVAPDrm:
-  case X86::VMOVAPDrm:
-  case X86::VMOVAPDYrm:
-  case X86::MOVUPDrm:
-  case X86::VMOVUPDrm:
-  case X86::VMOVUPDYrm:
-  case X86::MOVAPSrm:
-  case X86::VMOVAPSrm:
-  case X86::VMOVAPSYrm:
-  case X86::MOVUPSrm:
-  case X86::VMOVUPSrm:
-  case X86::VMOVUPSYrm:
-  case X86::MOVDQArm:
-  case X86::VMOVDQArm:
-  case X86::VMOVDQAYrm:
-  case X86::MOVDQUrm:
-  case X86::VMOVDQUrm:
-  case X86::VMOVDQUYrm:
+#define MOV_CASE(Prefix, Suffix)        \
+  case X86::Prefix##MOVAPD##Suffix##rm: \
+  case X86::Prefix##MOVAPS##Suffix##rm: \
+  case X86::Prefix##MOVUPD##Suffix##rm: \
+  case X86::Prefix##MOVUPS##Suffix##rm: \
+  case X86::Prefix##MOVDQA##Suffix##rm: \
+  case X86::Prefix##MOVDQU##Suffix##rm:
+
+#define MOV_AVX512_CASE(Suffix)         \
+  case X86::VMOVDQA64##Suffix##rm:      \
+  case X86::VMOVDQA32##Suffix##rm:      \
+  case X86::VMOVDQU64##Suffix##rm:      \
+  case X86::VMOVDQU32##Suffix##rm:      \
+  case X86::VMOVDQU16##Suffix##rm:      \
+  case X86::VMOVDQU8##Suffix##rm:       \
+  case X86::VMOVAPS##Suffix##rm:        \
+  case X86::VMOVAPD##Suffix##rm:        \
+  case X86::VMOVUPS##Suffix##rm:        \
+  case X86::VMOVUPD##Suffix##rm:
+
+#define CASE_ALL_MOV_RM()               \
+  MOV_CASE(, )   /* SSE */              \
+  MOV_CASE(V, )  /* AVX-128 */          \
+  MOV_CASE(V, Y) /* AVX-256 */          \
+  MOV_AVX512_CASE(Z)                    \
+  MOV_AVX512_CASE(Z256)                 \
+  MOV_AVX512_CASE(Z128)
+
+  // For loads from a constant pool to a vector register, print the constant
+  // loaded.
+  CASE_ALL_MOV_RM()
     if (!OutStreamer->isVerboseAsm())
       break;
     if (MI->getNumOperands() > 4)
Index: test/CodeGen/X86/vector-shuffle-512-v16.ll
===================================================================
--- test/CodeGen/X86/vector-shuffle-512-v16.ll
+++ test/CodeGen/X86/vector-shuffle-512-v16.ll
@@ -12,6 +12,15 @@
   ret <16 x float> %shuffle
 }
 
+define <16 x float> @shuffle_v16f32_vunpcklps_swap(<16 x float> %a, <16 x float> %b) {
+; ALL-LABEL: shuffle_v16f32_vunpcklps_swap:
+; ALL:       # BB#0:
+; ALL-NEXT:    vunpcklps {{.*#+}} zmm0 = zmm1[0],zmm0[0],zmm1[1],zmm0[1],zmm1[4],zmm0[4],zmm1[5],zmm0[5],zmm1[8],zmm0[8],zmm1[9],zmm0[9],zmm1[12],zmm0[12],zmm1[13],zmm0[13]
+; ALL-NEXT:    retq
+  %shuffle = shufflevector <16 x float> %a, <16 x float> %b, <16 x i32> <i32 16, i32 0, i32 17, i32 1, i32 20, i32 4, i32 21, i32 5, i32 24, i32 8, i32 25, i32 9, i32 28, i32 12, i32 29, i32 13>
+  ret <16 x float> %shuffle
+}
+
 define <16 x i32> @shuffle_v16i32_00_10_01_11_04_14_05_15_08_18_09_19_0c_1c_0d_1d(<16 x i32> %a, <16 x i32> %b) {
 ; ALL-LABEL: shuffle_v16i32_00_10_01_11_04_14_05_15_08_18_09_19_0c_1c_0d_1d:
 ; ALL:       # BB#0:
@@ -38,3 +47,76 @@
   %shuffle = shufflevector <16 x i32> %a, <16 x i32> %b, <16 x i32><i32 2, i32 18, i32 3, i32 19, i32 6, i32 22, i32 7, i32 23, i32 10, i32 26, i32 11, i32 27, i32 14, i32 30, i32 15, i32 31>
   ret <16 x i32> %shuffle
 }
+
+define <16 x float> @shuffle_v16f32_02_05_u_u_07_u_0a_01_00_05_u_04_07_u_0a_01(<16 x float> %a)  {
+; ALL-LABEL: shuffle_v16f32_02_05_u_u_07_u_0a_01_00_05_u_04_07_u_0a_01:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqa32 {{.*#+}} zmm1 = <2,5,u,u,7,u,10,1,0,5,u,4,7,u,10,1>
+; ALL-NEXT:    vpermps %zmm0, %zmm1, %zmm0
+; ALL-NEXT:    retq
+  %c = shufflevector <16 x float> %a, <16 x float> undef, <16 x i32> <i32 2, i32 5, i32 undef, i32 undef, i32 7, i32 undef, i32 10, i32 1,  i32 0, i32 5, i32 undef, i32 4, i32 7, i32 undef, i32 10, i32 1>
+  ret <16 x float> %c
+}
+
+define <16 x i32> @shuffle_v16i32_02_05_u_u_07_u_0a_01_00_05_u_04_07_u_0a_01(<16 x i32> %a)  {
+; ALL-LABEL: shuffle_v16i32_02_05_u_u_07_u_0a_01_00_05_u_04_07_u_0a_01:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqa32 {{.*#+}} zmm1 = <2,5,u,u,7,u,10,1,0,5,u,4,7,u,10,1>
+; ALL-NEXT:    vpermd %zmm0, %zmm1, %zmm0
+; ALL-NEXT:    retq
+  %c = shufflevector <16 x i32> %a, <16 x i32> undef, <16 x i32> <i32 2, i32 5, i32 undef, i32 undef, i32 7, i32 undef, i32 10, i32 1,  i32 0, i32 5, i32 undef, i32 4, i32 7, i32 undef, i32 10, i32 1>
+  ret <16 x i32> %c
+}
+
+define <16 x i32> @shuffle_v16i32_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_18(<16 x i32> %a, <16 x i32> %b)  {
+; ALL-LABEL: shuffle_v16i32_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_18:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqa32 {{.*#+}} zmm2 = [15,31,14,22,13,29,4,28,11,27,10,26,9,25,8,24]
+; ALL-NEXT:    vpermt2d %zmm1, %zmm2, %zmm0
+; ALL-NEXT:    retq
+  %c = shufflevector <16 x i32> %a, <16 x i32> %b, <16 x i32> <i32 15, i32 31, i32 14, i32 22, i32 13, i32 29, i32 4, i32 28, i32 11, i32 27, i32 10, i32 26, i32 9, i32 25, i32 8, i32 24>
+  ret <16 x i32> %c
+}
+
+define <16 x float> @shuffle_v16f32_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_18(<16 x float> %a, <16 x float> %b)  {
+; ALL-LABEL: shuffle_v16f32_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_18:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqa32 {{.*#+}} zmm2 = [15,31,14,22,13,29,4,28,11,27,10,26,9,25,8,24]
+; ALL-NEXT:    vpermt2ps %zmm1, %zmm2, %zmm0
+; ALL-NEXT:    retq
+  %c = shufflevector <16 x float> %a, <16 x float> %b, <16 x i32> <i32 15, i32 31, i32 14, i32 22, i32 13, i32 29, i32 4, i32 28, i32 11, i32 27, i32 10, i32 26, i32 9, i32 25, i32 8, i32 24>
+  ret <16 x float> %c
+}
+
+define <16 x float> @shuffle_v16f32_load_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_18(<16 x float> %a, <16 x float>* %b)  {
+; ALL-LABEL: shuffle_v16f32_load_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_18:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqa32 {{.*#+}} zmm1 = [15,31,14,22,13,29,4,28,11,27,10,26,9,25,8,24]
+; ALL-NEXT:    vpermt2ps (%rdi), %zmm1, %zmm0
+; ALL-NEXT:    retq
+  %c = load <16 x float>, <16 x float>* %b
+  %d = shufflevector <16 x float> %a, <16 x float> %c, <16 x i32> <i32 15, i32 31, i32 14, i32 22, i32 13, i32 29, i32 4, i32 28, i32 11, i32 27, i32 10, i32 26, i32 9, i32 25, i32 8, i32 24>
+  ret <16 x float> %d
+}
+
+define <16 x i32> @shuffle_v16i32_load_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_18(<16 x i32> %a, <16 x i32>* %b)  {
+; ALL-LABEL: shuffle_v16i32_load_0f_1f_0e_16_0d_1d_04_1e_0b_1b_0a_1a_09_19_08_18:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqa32 {{.*#+}} zmm1 = [15,31,14,22,13,29,4,28,11,27,10,26,9,25,8,24]
+; ALL-NEXT:    vpermt2d (%rdi), %zmm1, %zmm0
+; ALL-NEXT:    retq
+  %c = load <16 x i32>, <16 x i32>* %b
+  %d = shufflevector <16 x i32> %a, <16 x i32> %c, <16 x i32> <i32 15, i32 31, i32 14, i32 22, i32 13, i32 29, i32 4, i32 28, i32 11, i32 27, i32 10, i32 26, i32 9, i32 25, i32 8, i32 24>
+  ret <16 x i32> %d
+}
+
+define <16 x i32> @shuffle_v16i32_0_1_2_13_u_u_u_u_u_u_u_u_u_u_u_u(<16 x i32> %a, <16 x i32> %b)  {
+; ALL-LABEL: shuffle_v16i32_0_1_2_13_u_u_u_u_u_u_u_u_u_u_u_u:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqa32 {{.*#+}} zmm2 = <0,1,2,19,u,u,u,u,u,u,u,u,u,u,u,u>
+; ALL-NEXT:    vpermt2d %zmm1, %zmm2, %zmm0
+; ALL-NEXT:    retq
+  %c = shufflevector <16 x i32> %a, <16 x i32> %b, <16 x i32> <i32 0, i32 1, i32 2, i32 19, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
+  ret <16 x i32> %c
+}
+
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
@@ -0,0 +1,43 @@
+; RUN: llc < %s -mcpu=x86-64 -mattr=+avx512f -mattr=+avx512bw | FileCheck %s --check-prefix=ALL --check-prefix=AVX512 --check-prefix=AVX512BW
+
+target triple = "x86_64-unknown-unknown"
+
+define <32 x i16> @shuffle_v32i16_02_05_u_u_07_u_0a_01_00_05_u_04_07_u_0a_01_02_05_u_u_07_u_0a_01_00_05_u_04_07_u_0a_1f(<32 x i16> %a)  {
+; ALL-LABEL: shuffle_v32i16_02_05_u_u_07_u_0a_01_00_05_u_04_07_u_0a_01_02_05_u_u_07_u_0a_01_00_05_u_04_07_u_0a_1f:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqu16 {{.*#+}} zmm1 = <2,5,u,u,7,u,10,1,0,5,u,4,7,u,10,1,2,5,u,u,7,u,10,1,0,5,u,4,7,u,10,31>
+; ALL-NEXT:    vpermw %zmm0, %zmm1, %zmm0
+; ALL-NEXT:    retq
+  %c = shufflevector <32 x i16> %a, <32 x i16> undef, <32 x i32> <i32 2, i32 5, i32 undef, i32 undef, i32 7, i32 undef, i32 10, i32 1,  i32 0, i32 5, i32 undef, i32 4, i32 7, i32 undef, i32 10, i32 1, i32 2, i32 5, i32 undef, i32 undef, i32 7, i32 undef, i32 10, i32 1,  i32 0, i32 5, i32 undef, i32 4, i32 7, i32 undef, i32 10, i32 31>
+  ret <32 x i16> %c
+}
+
+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)  {
+; ALL-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:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqu16 {{.*#+}} zmm2 = [15,31,14,22,13,29,4,28,11,27,10,26,9,25,8,24,15,31,14,22,13,29,4,28,11,27,10,26,9,25,8,56]
+; ALL-NEXT:    vpermt2w %zmm1, %zmm2, %zmm0
+; ALL-NEXT:    retq
+  %c = shufflevector <32 x i16> %a, <32 x i16> %b, <32 x i32> <i32 15, i32 31, i32 14, i32 22, i32 13, i32 29, i32 4, i32 28, i32 11, i32 27, i32 10, i32 26, i32 9, i32 25, i32 8, i32 24, i32 15, i32 31, i32 14, i32 22, i32 13, i32 29, i32 4, i32 28, i32 11, i32 27, i32 10, i32 26, i32 9, i32 25, i32 8, i32 56>
+  ret <32 x i16> %c
+}
+
+define <32 x i16> @shuffle_v16i32_0_32_1_33_2_34_3_35_8_40_9_41_u_u_u_u(<32 x i16> %a, <32 x i16> %b)  {
+; ALL-LABEL: shuffle_v16i32_0_32_1_33_2_34_3_35_8_40_9_41_u_u_u_u:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqu16 {{.*#+}} zmm2 = <0,32,1,33,2,34,3,35,8,40,9,41,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u>
+; ALL-NEXT:    vpermt2w %zmm1, %zmm2, %zmm0
+; ALL-NEXT:    retq
+  %c = shufflevector <32 x i16> %a, <32 x i16> %b, <32 x i32> <i32 0, i32 32, i32 1, i32 33, i32 2, i32 34, i32 3, i32 35, i32 8, i32 40, i32 9, i32 41, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
+  ret <32 x i16> %c
+}
+
+define <32 x i16> @shuffle_v16i32_4_36_5_37_6_38_7_39_12_44_13_45_u_u_u_u(<32 x i16> %a, <32 x i16> %b)  {
+; ALL-LABEL: shuffle_v16i32_4_36_5_37_6_38_7_39_12_44_13_45_u_u_u_u:
+; ALL:       # BB#0:
+; ALL-NEXT:    vmovdqu16 {{.*#+}} zmm2 = <4,36,5,37,6,38,7,39,12,44,13,45,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u,u>
+; ALL-NEXT:    vpermt2w %zmm1, %zmm2, %zmm0
+; ALL-NEXT:    retq
+  %c = shufflevector <32 x i16> %a, <32 x i16> %b, <32 x i32> <i32 4, i32 36, i32 5, i32 37, i32 6, i32 38, i32 7, i32 39, i32 12, i32 44, i32 13, i32 45, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
+  ret <32 x i16> %c
+}
Index: test/CodeGen/X86/vector-shuffle-512-v8.ll
===================================================================
--- test/CodeGen/X86/vector-shuffle-512-v8.ll
+++ test/CodeGen/X86/vector-shuffle-512-v8.ll
@@ -15,9 +15,8 @@
 define <8 x double> @shuffle_v8f64_00000010(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00000010:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm1
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,0,1,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,0,0,0,1,0]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0>
   ret <8 x double> %shuffle
@@ -26,9 +25,8 @@
 define <8 x double> @shuffle_v8f64_00000200(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00000200:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm1
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,2,0,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,0,0,2,0,0]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0>
   ret <8 x double> %shuffle
@@ -37,9 +35,8 @@
 define <8 x double> @shuffle_v8f64_00003000(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00003000:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm1
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[3,0,0,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,0,3,0,0,0]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 3, i32 0, i32 0, i32 0>
   ret <8 x double> %shuffle
@@ -48,11 +45,8 @@
 define <8 x double> @shuffle_v8f64_00040000(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00040000:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vbroadcastsd %xmm1, %ymm1
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm0
-; ALL-NEXT:    vblendpd {{.*#+}} ymm1 = ymm0[0,1,2],ymm1[3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,4,0,0,0,0]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 0>
   ret <8 x double> %shuffle
@@ -61,11 +55,8 @@
 define <8 x double> @shuffle_v8f64_00500000(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00500000:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vblendpd {{.*#+}} ymm1 = ymm0[0],ymm1[1],ymm0[2,3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm1[0,0,1,0]
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm0
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,5,0,0,0,0,0]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <8 x double> %shuffle
@@ -74,11 +65,8 @@
 define <8 x double> @shuffle_v8f64_06000000(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_06000000:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vblendpd {{.*#+}} ymm1 = ymm0[0,1],ymm1[2],ymm0[3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm1[0,2,0,0]
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm0
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,6,0,0,0,0,0,0]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 6, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <8 x double> %shuffle
@@ -87,11 +75,11 @@
 define <8 x double> @shuffle_v8f64_70000000(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_70000000:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vblendpd {{.*#+}} ymm1 = ymm0[0,1,2],ymm1[3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm1[3,0,0,0]
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm0
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vpxord %zmm1, %zmm1, %zmm1
+; ALL-NEXT:    movl $7, %eax
+; ALL-NEXT:    vpinsrq $0, %rax, %xmm1, %xmm2
+; ALL-NEXT:    vinserti32x4 $0, %xmm2, %zmm1, %zmm1
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <8 x double> %shuffle
@@ -100,10 +88,8 @@
 define <8 x double> @shuffle_v8f64_01014545(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_01014545:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vinsertf128 $1, %xmm1, %ymm1, %ymm1
-; ALL-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
-; ALL-NEXT:    vinsertf64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,1,0,1,4,5,4,5]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 1, i32 0, i32 1, i32 4, i32 5, i32 4, i32 5>
   ret <8 x double> %shuffle
@@ -112,9 +98,8 @@
 define <8 x double> @shuffle_v8f64_00112233(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00112233:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[0,0,1,1]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[2,2,3,3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,1,1,2,2,3,3]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3>
   ret <8 x double> %shuffle
@@ -123,9 +108,8 @@
 define <8 x double> @shuffle_v8f64_00001111(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00001111:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm1
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[1,1,1,1]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,0,1,1,1,1]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1>
   ret <8 x double> %shuffle
@@ -134,11 +118,9 @@
 define <8 x double> @shuffle_v8f64_81a3c5e7(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_81a3c5e7:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm2
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm3
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm3[0],ymm2[1],ymm3[2],ymm2[3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm1[0],ymm0[1],ymm1[2],ymm0[3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,9,2,11,4,13,6,15]
+; ALL-NEXT:    vpermt2pd %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 8, i32 1, i32 10, i32 3, i32 12, i32 5, i32 14, i32 7>
   ret <8 x double> %shuffle
@@ -147,10 +129,8 @@
 define <8 x double> @shuffle_v8f64_08080808(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_08080808:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
-; ALL-NEXT:    vbroadcastsd %xmm1, %ymm1
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,8,0,8,0,8,0,8]
+; ALL-NEXT:    vpermt2pd %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 8, i32 0, i32 8, i32 0, i32 8, i32 0, i32 8>
   ret <8 x double> %shuffle
@@ -159,15 +139,8 @@
 define <8 x double> @shuffle_v8f64_08084c4c(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_08084c4c:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm2
-; ALL-NEXT:    vinsertf128 $1, %xmm2, %ymm2, %ymm2
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm3
-; ALL-NEXT:    vbroadcastsd %xmm3, %ymm3
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm2[0],ymm3[1],ymm2[2],ymm3[3]
-; ALL-NEXT:    vinsertf128 $1, %xmm0, %ymm0, %ymm0
-; ALL-NEXT:    vbroadcastsd %xmm1, %ymm1
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,8,0,8,4,12,4,12]
+; ALL-NEXT:    vpermt2pd %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 8, i32 0, i32 8, i32 4, i32 12, i32 4, i32 12>
   ret <8 x double> %shuffle
@@ -176,13 +149,9 @@
 define <8 x double> @shuffle_v8f64_8823cc67(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_8823cc67:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm2
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm3
-; ALL-NEXT:    vbroadcastsd %xmm3, %ymm3
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm3[0,1],ymm2[2,3]
-; ALL-NEXT:    vbroadcastsd %xmm1, %ymm1
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2,3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,0,10,11,4,4,14,15]
+; ALL-NEXT:    vpermt2pd %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 8, i32 8, i32 2, i32 3, i32 12, i32 12, i32 6, i32 7>
   ret <8 x double> %shuffle
@@ -191,13 +160,9 @@
 define <8 x double> @shuffle_v8f64_9832dc76(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_9832dc76:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm1[0,1],ymm0[2,3]
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm2 = ymm2[1,0,3,2]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm1
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2,3]
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm0 = ymm0[1,0,3,2]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm2, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [1,0,11,10,5,4,15,14]
+; ALL-NEXT:    vpermt2pd %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 9, i32 8, i32 3, i32 2, i32 13, i32 12, i32 7, i32 6>
   ret <8 x double> %shuffle
@@ -206,13 +171,9 @@
 define <8 x double> @shuffle_v8f64_9810dc54(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_9810dc54:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm2
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm2 = ymm2[1,0,3,2]
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm1
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinsertf128 $1, %xmm0, %ymm1, %ymm0
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm0 = ymm0[1,0,3,2]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm2, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [1,0,9,8,5,4,13,12]
+; ALL-NEXT:    vpermt2pd %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 9, i32 8, i32 1, i32 0, i32 13, i32 12, i32 5, i32 4>
   ret <8 x double> %shuffle
@@ -221,15 +182,8 @@
 define <8 x double> @shuffle_v8f64_08194c5d(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_08194c5d:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm2
-; ALL-NEXT:    vpermpd {{.*#+}} ymm2 = ymm2[0,0,2,1]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm3
-; ALL-NEXT:    vpermpd {{.*#+}} ymm3 = ymm3[0,1,1,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm3[0],ymm2[1],ymm3[2],ymm2[3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm1[0,0,2,1]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,1,1,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,8,1,9,4,12,5,13]
+; ALL-NEXT:    vpermt2pd %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 8, i32 1, i32 9, i32 4, i32 12, i32 5, i32 13>
   ret <8 x double> %shuffle
@@ -238,15 +192,8 @@
 define <8 x double> @shuffle_v8f64_2a3b6e7f(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_2a3b6e7f:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm2
-; ALL-NEXT:    vpermpd {{.*#+}} ymm2 = ymm2[0,2,2,3]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm3
-; ALL-NEXT:    vpermpd {{.*#+}} ymm3 = ymm3[2,1,3,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm3[0],ymm2[1],ymm3[2],ymm2[3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm1[0,2,2,3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[2,1,3,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [2,10,3,11,6,14,7,15]
+; ALL-NEXT:    vpermt2pd %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 2, i32 10, i32 3, i32 11, i32 6, i32 14, i32 7, i32 15>
   ret <8 x double> %shuffle
@@ -255,13 +202,8 @@
 define <8 x double> @shuffle_v8f64_08192a3b(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_08192a3b:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm2 = ymm1[0,2,2,3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm3 = ymm0[2,1,3,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm3[0],ymm2[1],ymm3[2],ymm2[3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm1[0,0,2,1]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,1,1,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,8,1,9,2,10,3,11]
+; ALL-NEXT:    vpermt2pd %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 8, i32 1, i32 9, i32 2, i32 10, i32 3, i32 11>
   ret <8 x double> %shuffle
@@ -270,11 +212,9 @@
 define <8 x double> @shuffle_v8f64_08991abb(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_08991abb:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm2 = ymm1[0,0,1,1]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm0[0],ymm2[1,2,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm1[0],ymm0[1],ymm1[2,3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[1,2,3,3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm2, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [8,0,1,1,9,2,3,3]
+; ALL-NEXT:    vpermt2pd %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 8, i32 9, i32 9, i32 1, i32 10, i32 11, i32 11>
   ret <8 x double> %shuffle
@@ -283,12 +223,8 @@
 define <8 x double> @shuffle_v8f64_091b2d3f(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_091b2d3f:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm2
-; ALL-NEXT:    vpermpd {{.*#+}} ymm3 = ymm0[2,1,3,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm3[0],ymm2[1],ymm3[2],ymm2[3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,1,1,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,9,1,11,2,13,3,15]
+; ALL-NEXT:    vpermt2pd %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 9, i32 1, i32 11, i32 2, i32 13, i32 3, i32 15>
   ret <8 x double> %shuffle
@@ -297,11 +233,9 @@
 define <8 x double> @shuffle_v8f64_09ab1def(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_09ab1def:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm2
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm3 = ymm0[1,0,2,2]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm3[0],ymm2[1,2,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [8,1,2,3,9,5,6,7]
+; ALL-NEXT:    vpermt2pd %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 9, i32 10, i32 11, i32 1, i32 13, i32 14, i32 15>
   ret <8 x double> %shuffle
@@ -310,10 +244,8 @@
 define <8 x double> @shuffle_v8f64_00014445(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00014445:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[0,0,0,1]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,0,0,1]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,1,4,4,4,5]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 1, i32 4, i32 4, i32 4, i32 5>
   ret <8 x double> %shuffle
@@ -322,10 +254,8 @@
 define <8 x double> @shuffle_v8f64_00204464(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00204464:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[0,0,2,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,0,2,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,0,4,4,6,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 0, i32 4, i32 4, i32 6, i32 4>
   ret <8 x double> %shuffle
@@ -334,10 +264,8 @@
 define <8 x double> @shuffle_v8f64_03004744(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_03004744:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[0,3,0,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,3,0,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,3,0,0,4,7,4,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 3, i32 0, i32 0, i32 4, i32 7, i32 4, i32 4>
   ret <8 x double> %shuffle
@@ -346,10 +274,8 @@
 define <8 x double> @shuffle_v8f64_10005444(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_10005444:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[1,0,0,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[1,0,0,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,0,0,5,4,4,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 1, i32 0, i32 0, i32 0, i32 5, i32 4, i32 4, i32 4>
   ret <8 x double> %shuffle
@@ -358,10 +284,8 @@
 define <8 x double> @shuffle_v8f64_22006644(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_22006644:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[2,2,0,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[2,2,0,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [2,2,0,0,6,6,4,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 2, i32 2, i32 0, i32 0, i32 6, i32 6, i32 4, i32 4>
   ret <8 x double> %shuffle
@@ -370,10 +294,8 @@
 define <8 x double> @shuffle_v8f64_33307774(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_33307774:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[3,3,3,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[3,3,3,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [3,3,3,0,7,7,7,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 3, i32 3, i32 3, i32 0, i32 7, i32 7, i32 7, i32 4>
   ret <8 x double> %shuffle
@@ -382,10 +304,8 @@
 define <8 x double> @shuffle_v8f64_32107654(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_32107654:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[3,2,1,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[3,2,1,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [3,2,1,0,7,6,5,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4>
   ret <8 x double> %shuffle
@@ -394,10 +314,8 @@
 define <8 x double> @shuffle_v8f64_00234467(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00234467:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[0,0,2,3]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm0 = ymm0[0,0,2,3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,3,4,4,6,7]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 3, i32 4, i32 4, i32 6, i32 7>
   ret <8 x double> %shuffle
@@ -406,10 +324,8 @@
 define <8 x double> @shuffle_v8f64_00224466(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00224466:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vmovddup {{.*#+}} ymm1 = ymm0[0,0,2,2]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vmovddup {{.*#+}} ymm0 = ymm0[0,0,2,2]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,2,4,4,6,6]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 2, i32 4, i32 4, i32 6, i32 6>
   ret <8 x double> %shuffle
@@ -418,10 +334,8 @@
 define <8 x double> @shuffle_v8f64_10325476(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_10325476:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,0,3,2]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm0 = ymm0[1,0,3,2]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,3,2,5,4,7,6]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 1, i32 0, i32 3, i32 2, i32 5, i32 4, i32 7, i32 6>
   ret <8 x double> %shuffle
@@ -430,10 +344,8 @@
 define <8 x double> @shuffle_v8f64_11335577(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_11335577:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,1,3,3]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm0 = ymm0[1,1,3,3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,1,3,3,5,5,7,7]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 5, i32 7, i32 7>
   ret <8 x double> %shuffle
@@ -442,10 +354,8 @@
 define <8 x double> @shuffle_v8f64_10235467(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_10235467:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,0,2,3]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm0 = ymm0[1,0,2,3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,2,3,5,4,6,7]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 1, i32 0, i32 2, i32 3, i32 5, i32 4, i32 6, i32 7>
   ret <8 x double> %shuffle
@@ -454,10 +364,8 @@
 define <8 x double> @shuffle_v8f64_10225466(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_10225466:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,0,2,2]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm0 = ymm0[1,0,2,2]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,2,2,5,4,6,6]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 1, i32 0, i32 2, i32 2, i32 5, i32 4, i32 6, i32 6>
   ret <8 x double> %shuffle
@@ -466,10 +374,8 @@
 define <8 x double> @shuffle_v8f64_00015444(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00015444:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[0,0,0,1]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[1,0,0,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,1,5,4,4,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 1, i32 5, i32 4, i32 4, i32 4>
   ret <8 x double> %shuffle
@@ -478,10 +384,8 @@
 define <8 x double> @shuffle_v8f64_00204644(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00204644:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[0,0,2,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,2,0,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,0,4,6,4,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 0, i32 4, i32 6, i32 4, i32 4>
   ret <8 x double> %shuffle
@@ -490,10 +394,8 @@
 define <8 x double> @shuffle_v8f64_03004474(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_03004474:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[0,3,0,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,0,3,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,3,0,0,4,4,7,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 3, i32 0, i32 0, i32 4, i32 4, i32 7, i32 4>
   ret <8 x double> %shuffle
@@ -502,10 +404,8 @@
 define <8 x double> @shuffle_v8f64_10004444(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_10004444:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[1,0,0,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm0
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,0,0,4,4,4,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 1, i32 0, i32 0, i32 0, i32 4, i32 4, i32 4, i32 4>
   ret <8 x double> %shuffle
@@ -514,10 +414,8 @@
 define <8 x double> @shuffle_v8f64_22006446(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_22006446:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[2,2,0,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[2,0,0,2]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [2,2,0,0,6,4,4,6]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 2, i32 2, i32 0, i32 0, i32 6, i32 4, i32 4, i32 6>
   ret <8 x double> %shuffle
@@ -526,10 +424,8 @@
 define <8 x double> @shuffle_v8f64_33307474(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_33307474:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[3,3,3,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[3,0,3,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [3,3,3,0,7,4,7,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 3, i32 3, i32 3, i32 0, i32 7, i32 4, i32 7, i32 4>
   ret <8 x double> %shuffle
@@ -538,9 +434,8 @@
 define <8 x double> @shuffle_v8f64_32104567(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_32104567:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm0[3,2,1,0]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [3,2,1,0,4,5,6,7]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 4, i32 5, i32 6, i32 7>
   ret <8 x double> %shuffle
@@ -549,10 +444,8 @@
 define <8 x double> @shuffle_v8f64_00236744(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00236744:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[0,0,2,3]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[2,3,0,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,3,6,7,4,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 3, i32 6, i32 7, i32 4, i32 4>
   ret <8 x double> %shuffle
@@ -561,10 +454,8 @@
 define <8 x double> @shuffle_v8f64_00226644(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00226644:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vmovddup {{.*#+}} ymm1 = ymm0[0,0,2,2]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[2,2,0,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,2,6,6,4,4]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 2, i32 6, i32 6, i32 4, i32 4>
   ret <8 x double> %shuffle
@@ -573,9 +464,8 @@
 define <8 x double> @shuffle_v8f64_10324567(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_10324567:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,0,3,2]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,3,2,4,5,6,7]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 1, i32 0, i32 3, i32 2, i32 4, i32 5, i32 6, i32 7>
   ret <8 x double> %shuffle
@@ -584,9 +474,8 @@
 define <8 x double> @shuffle_v8f64_11334567(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_11334567:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,1,3,3]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,1,3,3,4,5,6,7]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 1, i32 1, i32 3, i32 3, i32 4, i32 5, i32 6, i32 7>
   ret <8 x double> %shuffle
@@ -595,9 +484,8 @@
 define <8 x double> @shuffle_v8f64_01235467(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_01235467:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm1[1,0,2,3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,1,2,3,5,4,6,7]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 5, i32 4, i32 6, i32 7>
   ret <8 x double> %shuffle
@@ -606,9 +494,8 @@
 define <8 x double> @shuffle_v8f64_01235466(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_01235466:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm1[1,0,2,2]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,1,2,3,5,4,6,6]
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 5, i32 4, i32 6, i32 6>
   ret <8 x double> %shuffle
@@ -617,10 +504,8 @@
 define <8 x double> @shuffle_v8f64_002u6u44(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_002u6u44:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vmovddup {{.*#+}} ymm1 = ymm0[0,0,2,2]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[2,1,0,0]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <0,0,2,u,6,u,4,4>
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 undef, i32 6, i32 undef, i32 4, i32 4>
   ret <8 x double> %shuffle
@@ -629,10 +514,8 @@
 define <8 x double> @shuffle_v8f64_00uu66uu(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_00uu66uu:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm1
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[2,2,2,3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <0,0,u,u,6,6,u,u>
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 0, i32 undef, i32 undef, i32 6, i32 6, i32 undef, i32 undef>
   ret <8 x double> %shuffle
@@ -641,9 +524,8 @@
 define <8 x double> @shuffle_v8f64_103245uu(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_103245uu:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,0,3,2]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <1,0,3,2,4,5,u,u>
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 1, i32 0, i32 3, i32 2, i32 4, i32 5, i32 undef, i32 undef>
   ret <8 x double> %shuffle
@@ -652,9 +534,8 @@
 define <8 x double> @shuffle_v8f64_1133uu67(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_1133uu67:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm0[1,1,3,3]
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <1,1,3,3,u,u,6,7>
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 1, i32 1, i32 3, i32 3, i32 undef, i32 undef, i32 6, i32 7>
   ret <8 x double> %shuffle
@@ -663,9 +544,8 @@
 define <8 x double> @shuffle_v8f64_0uu354uu(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_0uu354uu:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpermilpd {{.*#+}} ymm1 = ymm1[1,0,2,2]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <0,u,u,3,5,4,u,u>
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 0, i32 undef, i32 undef, i32 3, i32 5, i32 4, i32 undef, i32 undef>
   ret <8 x double> %shuffle
@@ -674,9 +554,8 @@
 define <8 x double> @shuffle_v8f64_uuu3uu66(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_uuu3uu66:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vmovddup {{.*#+}} ymm1 = ymm1[0,0,2,2]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <u,u,u,3,u,u,6,6>
+; ALL-NEXT:    vpermpd %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 3, i32 undef, i32 undef, i32 6, i32 6>
   ret <8 x double> %shuffle
@@ -685,16 +564,9 @@
 define <8 x double> @shuffle_v8f64_c348cda0(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_c348cda0:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm2
-; ALL-NEXT:    vperm2f128 {{.*#+}} ymm2 = ymm0[2,3],ymm2[0,1]
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm3
-; ALL-NEXT:    vbroadcastsd %xmm1, %ymm4
-; ALL-NEXT:    vblendpd {{.*#+}} ymm4 = ymm3[0,1,2],ymm4[3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm2 = ymm4[0],ymm2[1,2],ymm4[3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm1 = ymm3[0,1],ymm1[2],ymm3[3]
-; ALL-NEXT:    vbroadcastsd %xmm0, %ymm0
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm1[0,1,2],ymm0[3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm0, %zmm2, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [4,11,12,0,4,5,2,8]
+; ALL-NEXT:    vpermt2pd %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 12, i32 3, i32 4, i32 8, i32 12, i32 13, i32 10, i32 0>
   ret <8 x double> %shuffle
@@ -703,17 +575,8 @@
 define <8 x double> @shuffle_v8f64_f511235a(<8 x double> %a, <8 x double> %b) {
 ; ALL-LABEL: shuffle_v8f64_f511235a:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextractf64x4 $1, %zmm0, %ymm2
-; ALL-NEXT:    vblendpd {{.*#+}} ymm3 = ymm0[0],ymm2[1],ymm0[2,3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm3 = ymm3[2,3,1,3]
-; ALL-NEXT:    vmovddup {{.*#+}} ymm4 = ymm1[0,0,2,2]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm3 = ymm3[0,1,2],ymm4[3]
-; ALL-NEXT:    vpermpd {{.*#+}} ymm0 = ymm0[0,1,1,1]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm0[0],ymm2[1],ymm0[2,3]
-; ALL-NEXT:    vextractf64x4 $1, %zmm1, %ymm1
-; ALL-NEXT:    vpermpd {{.*#+}} ymm1 = ymm1[3,1,2,3]
-; ALL-NEXT:    vblendpd {{.*#+}} ymm0 = ymm1[0],ymm0[1,2,3]
-; ALL-NEXT:    vinsertf64x4 $1, %ymm3, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [15,5,1,1,2,3,5,10]
+; ALL-NEXT:    vpermt2pd %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x double> %a, <8 x double> %b, <8 x i32> <i32 15, i32 5, i32 1, i32 1, i32 2, i32 3, i32 5, i32 10>
   ret <8 x double> %shuffle
@@ -731,9 +594,8 @@
 define <8 x i64> @shuffle_v8i64_00000010(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00000010:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpbroadcastq %xmm0, %ymm1
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,0,1,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,0,0,0,1,0]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 0>
   ret <8 x i64> %shuffle
@@ -742,9 +604,8 @@
 define <8 x i64> @shuffle_v8i64_00000200(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00000200:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpbroadcastq %xmm0, %ymm1
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,0,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,0,0,2,0,0]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 2, i32 0, i32 0>
   ret <8 x i64> %shuffle
@@ -753,9 +614,8 @@
 define <8 x i64> @shuffle_v8i64_00003000(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00003000:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpbroadcastq %xmm0, %ymm1
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[3,0,0,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,0,3,0,0,0]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 3, i32 0, i32 0, i32 0>
   ret <8 x i64> %shuffle
@@ -764,11 +624,8 @@
 define <8 x i64> @shuffle_v8i64_00040000(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00040000:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpbroadcastq %xmm1, %ymm1
-; ALL-NEXT:    vpbroadcastq %xmm0, %ymm0
-; ALL-NEXT:    vpblendd {{.*#+}} ymm1 = ymm0[0,1,2,3,4,5],ymm1[6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,4,0,0,0,0]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 4, i32 0, i32 0, i32 0, i32 0>
   ret <8 x i64> %shuffle
@@ -777,11 +634,8 @@
 define <8 x i64> @shuffle_v8i64_00500000(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00500000:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpblendd {{.*#+}} ymm1 = ymm0[0,1],ymm1[2,3],ymm0[4,5,6,7]
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,0,1,0]
-; ALL-NEXT:    vpbroadcastq %xmm0, %ymm0
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,5,0,0,0,0,0]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 5, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <8 x i64> %shuffle
@@ -790,11 +644,8 @@
 define <8 x i64> @shuffle_v8i64_06000000(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_06000000:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpblendd {{.*#+}} ymm1 = ymm0[0,1,2,3],ymm1[4,5],ymm0[6,7]
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,2,0,0]
-; ALL-NEXT:    vpbroadcastq %xmm0, %ymm0
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,6,0,0,0,0,0,0]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 6, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <8 x i64> %shuffle
@@ -803,11 +654,11 @@
 define <8 x i64> @shuffle_v8i64_70000000(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_70000000:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpblendd {{.*#+}} ymm1 = ymm0[0,1,2,3,4,5],ymm1[6,7]
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[3,0,0,0]
-; ALL-NEXT:    vpbroadcastq %xmm0, %ymm0
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vpxord %zmm1, %zmm1, %zmm1
+; ALL-NEXT:    movl $7, %eax
+; ALL-NEXT:    vpinsrq $0, %rax, %xmm1, %xmm2
+; ALL-NEXT:    vinserti32x4 $0, %xmm2, %zmm1, %zmm1
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 7, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
   ret <8 x i64> %shuffle
@@ -816,10 +667,8 @@
 define <8 x i64> @shuffle_v8i64_01014545(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_01014545:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vinserti128 $1, %xmm1, %ymm1, %ymm1
-; ALL-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
-; ALL-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,1,0,1,4,5,4,5]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 1, i32 0, i32 1, i32 4, i32 5, i32 4, i32 5>
   ret <8 x i64> %shuffle
@@ -828,9 +677,8 @@
 define <8 x i64> @shuffle_v8i64_00112233(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00112233:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[0,0,1,1]
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[2,2,3,3]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,1,1,2,2,3,3]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3>
   ret <8 x i64> %shuffle
@@ -839,9 +687,8 @@
 define <8 x i64> @shuffle_v8i64_00001111(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00001111:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpbroadcastq %xmm0, %ymm1
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[1,1,1,1]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,0,1,1,1,1]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1>
   ret <8 x i64> %shuffle
@@ -850,11 +697,9 @@
 define <8 x i64> @shuffle_v8i64_81a3c5e7(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_81a3c5e7:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
-; ALL-NEXT:    vextracti64x4 $1, %zmm1, %ymm3
-; ALL-NEXT:    vpblendd {{.*#+}} ymm2 = ymm3[0,1],ymm2[2,3],ymm3[4,5],ymm2[6,7]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2,3],ymm1[4,5],ymm0[6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,9,2,11,4,13,6,15]
+; ALL-NEXT:    vpermt2q %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 8, i32 1, i32 10, i32 3, i32 12, i32 5, i32 14, i32 7>
   ret <8 x i64> %shuffle
@@ -863,10 +708,8 @@
 define <8 x i64> @shuffle_v8i64_08080808(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_08080808:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
-; ALL-NEXT:    vpbroadcastq %xmm1, %ymm1
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3],ymm0[4,5],ymm1[6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,8,0,8,0,8,0,8]
+; ALL-NEXT:    vpermt2q %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 8, i32 0, i32 8, i32 0, i32 8, i32 0, i32 8>
   ret <8 x i64> %shuffle
@@ -875,15 +718,8 @@
 define <8 x i64> @shuffle_v8i64_08084c4c(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_08084c4c:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
-; ALL-NEXT:    vinserti128 $1, %xmm2, %ymm2, %ymm2
-; ALL-NEXT:    vextracti64x4 $1, %zmm1, %ymm3
-; ALL-NEXT:    vpbroadcastq %xmm3, %ymm3
-; ALL-NEXT:    vpblendd {{.*#+}} ymm2 = ymm2[0,1],ymm3[2,3],ymm2[4,5],ymm3[6,7]
-; ALL-NEXT:    vinserti128 $1, %xmm0, %ymm0, %ymm0
-; ALL-NEXT:    vpbroadcastq %xmm1, %ymm1
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3],ymm0[4,5],ymm1[6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,8,0,8,4,12,4,12]
+; ALL-NEXT:    vpermt2q %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 8, i32 0, i32 8, i32 4, i32 12, i32 4, i32 12>
   ret <8 x i64> %shuffle
@@ -892,13 +728,9 @@
 define <8 x i64> @shuffle_v8i64_8823cc67(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_8823cc67:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm2
-; ALL-NEXT:    vextracti64x4 $1, %zmm1, %ymm3
-; ALL-NEXT:    vpbroadcastq %xmm3, %ymm3
-; ALL-NEXT:    vpblendd {{.*#+}} ymm2 = ymm3[0,1,2,3],ymm2[4,5,6,7]
-; ALL-NEXT:    vpbroadcastq %xmm1, %ymm1
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1,2,3],ymm0[4,5,6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,0,10,11,4,4,14,15]
+; ALL-NEXT:    vpermt2q %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 8, i32 8, i32 2, i32 3, i32 12, i32 12, i32 6, i32 7>
   ret <8 x i64> %shuffle
@@ -907,13 +739,9 @@
 define <8 x i64> @shuffle_v8i64_9832dc76(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_9832dc76:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpblendd {{.*#+}} ymm2 = ymm1[0,1,2,3],ymm0[4,5,6,7]
-; ALL-NEXT:    vpshufd {{.*#+}} ymm2 = ymm2[2,3,0,1,6,7,4,5]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vextracti64x4 $1, %zmm1, %ymm1
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1,2,3],ymm0[4,5,6,7]
-; ALL-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[2,3,0,1,6,7,4,5]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm2, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [1,0,11,10,5,4,15,14]
+; ALL-NEXT:    vpermt2q %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 9, i32 8, i32 3, i32 2, i32 13, i32 12, i32 7, i32 6>
   ret <8 x i64> %shuffle
@@ -922,13 +750,9 @@
 define <8 x i64> @shuffle_v8i64_9810dc54(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_9810dc54:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm2
-; ALL-NEXT:    vpshufd {{.*#+}} ymm2 = ymm2[2,3,0,1,6,7,4,5]
-; ALL-NEXT:    vextracti64x4 $1, %zmm1, %ymm1
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinserti128 $1, %xmm0, %ymm1, %ymm0
-; ALL-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[2,3,0,1,6,7,4,5]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm2, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [1,0,9,8,5,4,13,12]
+; ALL-NEXT:    vpermt2q %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 9, i32 8, i32 1, i32 0, i32 13, i32 12, i32 5, i32 4>
   ret <8 x i64> %shuffle
@@ -937,15 +761,8 @@
 define <8 x i64> @shuffle_v8i64_08194c5d(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_08194c5d:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm1, %ymm2
-; ALL-NEXT:    vpermq {{.*#+}} ymm2 = ymm2[0,0,2,1]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm3
-; ALL-NEXT:    vpermq {{.*#+}} ymm3 = ymm3[0,1,1,3]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm2 = ymm3[0,1],ymm2[2,3],ymm3[4,5],ymm2[6,7]
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,0,2,1]
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,1,1,3]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3],ymm0[4,5],ymm1[6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,8,1,9,4,12,5,13]
+; ALL-NEXT:    vpermt2q %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 8, i32 1, i32 9, i32 4, i32 12, i32 5, i32 13>
   ret <8 x i64> %shuffle
@@ -954,15 +771,8 @@
 define <8 x i64> @shuffle_v8i64_2a3b6e7f(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_2a3b6e7f:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm1, %ymm2
-; ALL-NEXT:    vpermq {{.*#+}} ymm2 = ymm2[0,2,2,3]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm3
-; ALL-NEXT:    vpermq {{.*#+}} ymm3 = ymm3[2,1,3,3]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm2 = ymm3[0,1],ymm2[2,3],ymm3[4,5],ymm2[6,7]
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,2,2,3]
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[2,1,3,3]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3],ymm0[4,5],ymm1[6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [2,10,3,11,6,14,7,15]
+; ALL-NEXT:    vpermt2q %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 2, i32 10, i32 3, i32 11, i32 6, i32 14, i32 7, i32 15>
   ret <8 x i64> %shuffle
@@ -971,13 +781,8 @@
 define <8 x i64> @shuffle_v8i64_08192a3b(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_08192a3b:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm2 = ymm1[0,2,2,3]
-; ALL-NEXT:    vpermq {{.*#+}} ymm3 = ymm0[2,1,3,3]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm2 = ymm3[0,1],ymm2[2,3],ymm3[4,5],ymm2[6,7]
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,0,2,1]
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,1,1,3]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3],ymm0[4,5],ymm1[6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,8,1,9,2,10,3,11]
+; ALL-NEXT:    vpermt2q %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 8, i32 1, i32 9, i32 2, i32 10, i32 3, i32 11>
   ret <8 x i64> %shuffle
@@ -986,11 +791,9 @@
 define <8 x i64> @shuffle_v8i64_08991abb(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_08991abb:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm2 = ymm1[0,0,1,1]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm2 = ymm0[0,1],ymm2[2,3,4,5,6,7]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2,3],ymm1[4,5,6,7]
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[1,2,3,3]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm2, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [8,0,1,1,9,2,3,3]
+; ALL-NEXT:    vpermt2q %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 8, i32 9, i32 9, i32 1, i32 10, i32 11, i32 11>
   ret <8 x i64> %shuffle
@@ -999,12 +802,8 @@
 define <8 x i64> @shuffle_v8i64_091b2d3f(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_091b2d3f:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm1, %ymm2
-; ALL-NEXT:    vpermq {{.*#+}} ymm3 = ymm0[2,1,3,3]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm2 = ymm3[0,1],ymm2[2,3],ymm3[4,5],ymm2[6,7]
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,1,1,3]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3],ymm0[4,5],ymm1[6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [0,9,1,11,2,13,3,15]
+; ALL-NEXT:    vpermt2q %zmm1, %zmm2, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 9, i32 1, i32 11, i32 2, i32 13, i32 3, i32 15>
   ret <8 x i64> %shuffle
@@ -1013,11 +812,9 @@
 define <8 x i64> @shuffle_v8i64_09ab1def(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_09ab1def:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm1, %ymm2
-; ALL-NEXT:    vpshufd {{.*#+}} ymm3 = ymm0[2,3,2,3,6,7,6,7]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm2 = ymm3[0,1],ymm2[2,3,4,5,6,7]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3,4,5,6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm2, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [8,1,2,3,9,5,6,7]
+; ALL-NEXT:    vpermt2q %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 9, i32 10, i32 11, i32 1, i32 13, i32 14, i32 15>
   ret <8 x i64> %shuffle
@@ -1026,10 +823,8 @@
 define <8 x i64> @shuffle_v8i64_00014445(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00014445:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[0,0,0,1]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,0,0,1]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,1,4,4,4,5]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 1, i32 4, i32 4, i32 4, i32 5>
   ret <8 x i64> %shuffle
@@ -1038,10 +833,8 @@
 define <8 x i64> @shuffle_v8i64_00204464(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00204464:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[0,0,2,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,0,2,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,0,4,4,6,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 0, i32 4, i32 4, i32 6, i32 4>
   ret <8 x i64> %shuffle
@@ -1050,10 +843,8 @@
 define <8 x i64> @shuffle_v8i64_03004744(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_03004744:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[0,3,0,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,3,0,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,3,0,0,4,7,4,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 3, i32 0, i32 0, i32 4, i32 7, i32 4, i32 4>
   ret <8 x i64> %shuffle
@@ -1062,10 +853,8 @@
 define <8 x i64> @shuffle_v8i64_10005444(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_10005444:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[1,0,0,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[1,0,0,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,0,0,5,4,4,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 1, i32 0, i32 0, i32 0, i32 5, i32 4, i32 4, i32 4>
   ret <8 x i64> %shuffle
@@ -1074,10 +863,8 @@
 define <8 x i64> @shuffle_v8i64_22006644(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_22006644:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[2,2,0,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[2,2,0,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [2,2,0,0,6,6,4,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 2, i32 2, i32 0, i32 0, i32 6, i32 6, i32 4, i32 4>
   ret <8 x i64> %shuffle
@@ -1086,10 +873,8 @@
 define <8 x i64> @shuffle_v8i64_33307774(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_33307774:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[3,3,3,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[3,3,3,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [3,3,3,0,7,7,7,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 3, i32 3, i32 3, i32 0, i32 7, i32 7, i32 7, i32 4>
   ret <8 x i64> %shuffle
@@ -1098,10 +883,8 @@
 define <8 x i64> @shuffle_v8i64_32107654(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_32107654:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[3,2,1,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[3,2,1,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [3,2,1,0,7,6,5,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4>
   ret <8 x i64> %shuffle
@@ -1110,10 +893,8 @@
 define <8 x i64> @shuffle_v8i64_00234467(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00234467:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[0,0,2,3]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,0,2,3]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,3,4,4,6,7]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 3, i32 4, i32 4, i32 6, i32 7>
   ret <8 x i64> %shuffle
@@ -1122,10 +903,8 @@
 define <8 x i64> @shuffle_v8i64_00224466(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00224466:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm0[0,1,0,1,4,5,4,5]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[0,1,0,1,4,5,4,5]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,2,4,4,6,6]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 2, i32 4, i32 4, i32 6, i32 6>
   ret <8 x i64> %shuffle
@@ -1134,10 +913,8 @@
 define <8 x i64> @shuffle_v8i64_10325476(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_10325476:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm0[2,3,0,1,6,7,4,5]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[2,3,0,1,6,7,4,5]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,3,2,5,4,7,6]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 1, i32 0, i32 3, i32 2, i32 5, i32 4, i32 7, i32 6>
   ret <8 x i64> %shuffle
@@ -1146,10 +923,8 @@
 define <8 x i64> @shuffle_v8i64_11335577(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_11335577:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm0[2,3,2,3,6,7,6,7]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpshufd {{.*#+}} ymm0 = ymm0[2,3,2,3,6,7,6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,1,3,3,5,5,7,7]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 1, i32 1, i32 3, i32 3, i32 5, i32 5, i32 7, i32 7>
   ret <8 x i64> %shuffle
@@ -1158,10 +933,8 @@
 define <8 x i64> @shuffle_v8i64_10235467(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_10235467:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[1,0,2,3]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[1,0,2,3]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,2,3,5,4,6,7]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 1, i32 0, i32 2, i32 3, i32 5, i32 4, i32 6, i32 7>
   ret <8 x i64> %shuffle
@@ -1170,10 +943,8 @@
 define <8 x i64> @shuffle_v8i64_10225466(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_10225466:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[1,0,2,2]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[1,0,2,2]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,2,2,5,4,6,6]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 1, i32 0, i32 2, i32 2, i32 5, i32 4, i32 6, i32 6>
   ret <8 x i64> %shuffle
@@ -1182,10 +953,8 @@
 define <8 x i64> @shuffle_v8i64_00015444(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00015444:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[0,0,0,1]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[1,0,0,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,0,1,5,4,4,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 0, i32 1, i32 5, i32 4, i32 4, i32 4>
   ret <8 x i64> %shuffle
@@ -1194,10 +963,8 @@
 define <8 x i64> @shuffle_v8i64_00204644(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00204644:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[0,0,2,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,0,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,0,4,6,4,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 0, i32 4, i32 6, i32 4, i32 4>
   ret <8 x i64> %shuffle
@@ -1206,10 +973,8 @@
 define <8 x i64> @shuffle_v8i64_03004474(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_03004474:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[0,3,0,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,0,3,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,3,0,0,4,4,7,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 3, i32 0, i32 0, i32 4, i32 4, i32 7, i32 4>
   ret <8 x i64> %shuffle
@@ -1218,10 +983,8 @@
 define <8 x i64> @shuffle_v8i64_10004444(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_10004444:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[1,0,0,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpbroadcastq %xmm0, %ymm0
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,0,0,4,4,4,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 1, i32 0, i32 0, i32 0, i32 4, i32 4, i32 4, i32 4>
   ret <8 x i64> %shuffle
@@ -1230,10 +993,8 @@
 define <8 x i64> @shuffle_v8i64_22006446(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_22006446:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[2,2,0,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[2,0,0,2]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [2,2,0,0,6,4,4,6]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 2, i32 2, i32 0, i32 0, i32 6, i32 4, i32 4, i32 6>
   ret <8 x i64> %shuffle
@@ -1242,10 +1003,8 @@
 define <8 x i64> @shuffle_v8i64_33307474(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_33307474:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[3,3,3,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[3,0,3,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [3,3,3,0,7,4,7,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 3, i32 3, i32 3, i32 0, i32 7, i32 4, i32 7, i32 4>
   ret <8 x i64> %shuffle
@@ -1254,9 +1013,8 @@
 define <8 x i64> @shuffle_v8i64_32104567(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_32104567:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[3,2,1,0]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [3,2,1,0,4,5,6,7]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 4, i32 5, i32 6, i32 7>
   ret <8 x i64> %shuffle
@@ -1265,10 +1023,8 @@
 define <8 x i64> @shuffle_v8i64_00236744(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00236744:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm0[0,0,2,3]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[2,3,0,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,3,6,7,4,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 3, i32 6, i32 7, i32 4, i32 4>
   ret <8 x i64> %shuffle
@@ -1277,10 +1033,8 @@
 define <8 x i64> @shuffle_v8i64_00226644(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00226644:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm0[0,1,0,1,4,5,4,5]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[2,2,0,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,0,2,2,6,6,4,4]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 2, i32 6, i32 6, i32 4, i32 4>
   ret <8 x i64> %shuffle
@@ -1289,9 +1043,8 @@
 define <8 x i64> @shuffle_v8i64_10324567(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_10324567:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm0[2,3,0,1,6,7,4,5]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,0,3,2,4,5,6,7]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 1, i32 0, i32 3, i32 2, i32 4, i32 5, i32 6, i32 7>
   ret <8 x i64> %shuffle
@@ -1300,9 +1053,8 @@
 define <8 x i64> @shuffle_v8i64_11334567(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_11334567:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm0[2,3,2,3,6,7,6,7]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [1,1,3,3,4,5,6,7]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 1, i32 1, i32 3, i32 3, i32 4, i32 5, i32 6, i32 7>
   ret <8 x i64> %shuffle
@@ -1311,9 +1063,8 @@
 define <8 x i64> @shuffle_v8i64_01235467(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_01235467:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[1,0,2,3]
-; ALL-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,1,2,3,5,4,6,7]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 5, i32 4, i32 6, i32 7>
   ret <8 x i64> %shuffle
@@ -1322,9 +1073,8 @@
 define <8 x i64> @shuffle_v8i64_01235466(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_01235466:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[1,0,2,2]
-; ALL-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = [0,1,2,3,5,4,6,6]
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 5, i32 4, i32 6, i32 6>
   ret <8 x i64> %shuffle
@@ -1333,10 +1083,8 @@
 define <8 x i64> @shuffle_v8i64_002u6u44(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_002u6u44:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm0[0,1,0,1,4,5,4,5]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[2,1,0,0]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <0,0,2,u,6,u,4,4>
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 2, i32 undef, i32 6, i32 undef, i32 4, i32 4>
   ret <8 x i64> %shuffle
@@ -1345,10 +1093,8 @@
 define <8 x i64> @shuffle_v8i64_00uu66uu(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_00uu66uu:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpbroadcastq %xmm0, %ymm1
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[2,2,2,3]
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <0,0,u,u,6,6,u,u>
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 0, i32 undef, i32 undef, i32 6, i32 6, i32 undef, i32 undef>
   ret <8 x i64> %shuffle
@@ -1357,9 +1103,8 @@
 define <8 x i64> @shuffle_v8i64_103245uu(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_103245uu:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm0[2,3,0,1,6,7,4,5]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <1,0,3,2,4,5,u,u>
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 1, i32 0, i32 3, i32 2, i32 4, i32 5, i32 undef, i32 undef>
   ret <8 x i64> %shuffle
@@ -1368,9 +1113,8 @@
 define <8 x i64> @shuffle_v8i64_1133uu67(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_1133uu67:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm0[2,3,2,3,6,7,6,7]
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vinserti64x4 $1, %ymm0, %zmm1, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <1,1,3,3,u,u,6,7>
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 1, i32 1, i32 3, i32 3, i32 undef, i32 undef, i32 6, i32 7>
   ret <8 x i64> %shuffle
@@ -1379,9 +1123,8 @@
 define <8 x i64> @shuffle_v8i64_0uu354uu(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_0uu354uu:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm1[2,3,0,1,6,7,4,5]
-; ALL-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <0,u,u,3,5,4,u,u>
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 0, i32 undef, i32 undef, i32 3, i32 5, i32 4, i32 undef, i32 undef>
   ret <8 x i64> %shuffle
@@ -1390,9 +1133,8 @@
 define <8 x i64> @shuffle_v8i64_uuu3uu66(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_uuu3uu66:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm1
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm1[0,1,0,1,4,5,4,5]
-; ALL-NEXT:    vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm1 = <u,u,u,3,u,u,6,6>
+; ALL-NEXT:    vpermq %zmm0, %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 3, i32 undef, i32 undef, i32 6, i32 6>
   ret <8 x i64> %shuffle
@@ -1401,15 +1143,9 @@
 define <8 x i64> @shuffle_v8i64_6caa87e5(<8 x i64> %a, <8 x i64> %b) {
 ; ALL-LABEL: shuffle_v8i64_6caa87e5:
 ; ALL:       # BB#0:
-; ALL-NEXT:    vextracti64x4 $1, %zmm0, %ymm0
-; ALL-NEXT:    vperm2i128 {{.*#+}} ymm0 = ymm0[2,3,0,1]
-; ALL-NEXT:    vextracti64x4 $1, %zmm1, %ymm2
-; ALL-NEXT:    vpblendd {{.*#+}} ymm3 = ymm1[0,1,2,3],ymm2[4,5],ymm1[6,7]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm3 = ymm3[0,1],ymm0[2,3],ymm3[4,5],ymm0[6,7]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm1 = ymm2[0,1,2,3],ymm1[4,5,6,7]
-; ALL-NEXT:    vpshufd {{.*#+}} ymm1 = ymm1[0,1,0,1,4,5,4,5]
-; ALL-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2,3,4,5,6,7]
-; ALL-NEXT:    vinserti64x4 $1, %ymm3, %zmm0, %zmm0
+; ALL-NEXT:    vmovdqa64 {{.*#+}} zmm2 = [14,4,2,2,0,15,6,13]
+; ALL-NEXT:    vpermt2q %zmm0, %zmm2, %zmm1
+; ALL-NEXT:    vmovaps %zmm1, %zmm0
 ; ALL-NEXT:    retq
   %shuffle = shufflevector <8 x i64> %a, <8 x i64> %b, <8 x i32> <i32 6, i32 12, i32 10, i32 10, i32 8, i32 7, i32 14, i32 5>
   ret <8 x i64> %shuffle