[llvm] r283480 - [DAG] Generalize build_vector -> vector_shuffle combine for more than 2 inputs

Michael Kuperstein via llvm-commits llvm-commits at lists.llvm.org
Tue Oct 11 14:43:26 PDT 2016


Argh, yes, your workaround was pretty much the original intent - all of the
unsupported cases should have fallen off into the final else. (I actually
broke it in r281402, not in this commit.)
Thanks a lot for the test case!

Regarding running this only post-legalization, as I said on D24491, what
worries me is cases like constructing a single <4 x i32> from two <2 x
i32>-s. But maybe I'm just being paranoid.
What benefits do you see from running this only post-legalization? I don't
think it'll allow us to simplify the code any, since we can get
non-factor-of-2 mismatches even post-legalizer (In AVX-512 you have both
512-bit and 128-bit legal vectors).



On Tue, Oct 11, 2016 at 6:03 AM, Andrea Di Biagio <andrea.dibiagio at gmail.com
> wrote:

> Hi Michael,
>
> It looks like your patch introduced a regression (see reproducible below):
>
>
> ;;;;;
> target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
> target triple = "x86_64-unknown-linux-gnu"
>
> define <2 x double> @foo(<4 x double> %A) {
> entry:
>   %A.addr = alloca <4 x double>, align 32
>   %B = alloca <8 x double>, align 64
>   %C = alloca <8 x double>, align 64
>   store <4 x double> %A, <4 x double>* %A.addr, align 32
>   %0 = load <4 x double>, <4 x double>* %A.addr, align 32
>   %1 = load <4 x double>, <4 x double>* %A.addr, align 32
>   %shuffle = shufflevector <4 x double> %0, <4 x double> %1, <8 x i32>
> zeroinitializer
>   store <8 x double> %shuffle, <8 x double>* %B, align 64
>   %2 = load <8 x double>, <8 x double>* %B, align 64
>   store <8 x double> %2, <8 x double>* %C, align 64
>   %3 = load <8 x double>, <8 x double>* %C, align 64
>   %4 = shufflevector <8 x double> %3, <8 x double> undef, <2 x i32> <i32
> 2, i32 0>
>   ret <2 x double> %4
> }
> ;;;;
>
> The problem is in DAGCombiner::createBuildVecShuffle.
> InVT2 is larger than InVT1, and the size of InVT1 is VT.getSizeInBits() *
> 2. Basically, it looks like we forgot to handle the case where InVT2 is
> larger than InVT1. In this particular case we have:
>   VT = MVT::v2f64
>   InVT1 = MVT::v4f64
>   InVT2 = MVT::v8f64
>
> I managed to workaround this issue by applying the patch below. As you
> know, this transform can run even if vector types are not legal. Therefore
> the probability of having mismatching types for InVT2 and InVT1 is higher.
> I still wonder if we should only enable this transform for the case were
> all the involved vector types are legal. in this particular (randomly
> generated) example, most of the node in the DAG will be be simplified
> before we even run the type legalizer. So, the buildvetor-shuffle
> canonicalization may be run prematurely in this particular case.
>
> (see patch below).
>
> Index: SelectionDAG/DAGCombiner.cpp
> ===================================================================
> --- SelectionDAG/DAGCombiner.cpp        (revision 283869)
> +++ SelectionDAG/DAGCombiner.cpp        (working copy)
> @@ -12933,7 +12933,12 @@
>            VecIn2 = DAG.getNode(ISD::INSERT_SUBVECTOR, DL, InVT1,
>                                 DAG.getUNDEF(InVT1), VecIn2, ZeroIdx);
>          ShuffleNumElems = NumElems * 2;
> -      }
> +      } else
> +        // Conservatively bail out if VecIn2 is larger than VecIn1.
> +        // TODO: We will be able to replace this case with a simple
> assert when
> +        // we will teach reduceBuildVecToShuffle() how to sort input
> vectors by
> +        // descending size.
> +        return SDValue();
>      } else {
>        // TODO: Support cases where the length mismatch isn't exactly by a
>        // factor of 2.
>
> ====
>
> I hope this helps,
> Andrea
>
> On Thu, Oct 6, 2016 at 7:58 PM, Michael Kuperstein via llvm-commits <
> llvm-commits at lists.llvm.org> wrote:
>
>> Author: mkuper
>> Date: Thu Oct  6 13:58:24 2016
>> New Revision: 283480
>>
>> URL: http://llvm.org/viewvc/llvm-project?rev=283480&view=rev
>> Log:
>> [DAG] Generalize build_vector -> vector_shuffle combine for more than 2
>> inputs
>>
>> This generalizes the build_vector -> vector_shuffle combine to support any
>> number of inputs. The idea is to create a binary tree of shuffles, where
>> the first layer performs pairwise shuffles of the input vectors placing
>> each
>> input element into the correct lane, and the rest of the tree blends these
>> shuffles together.
>>
>> This doesn't try to be smart and create any sort of "optimal" shuffles.
>> The assumption is that even a "poor" shuffle sequence is better than
>> extracting
>> and inserting the elements one by one.
>>
>> Differential Revision: https://reviews.llvm.org/D24683
>>
>>
>> Modified:
>>     llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
>>     llvm/trunk/test/CodeGen/PowerPC/pr27078.ll
>>     llvm/trunk/test/CodeGen/X86/oddshuffles.ll
>>     llvm/trunk/test/CodeGen/X86/vector-trunc-math.ll
>>     llvm/trunk/test/CodeGen/X86/vector-trunc.ll
>>
>> Modified: llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/
>> SelectionDAG/DAGCombiner.cpp?rev=283480&r1=283479&r2=283480&view=diff
>> ============================================================
>> ==================
>> --- llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp (original)
>> +++ llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp Thu Oct  6
>> 13:58:24 2016
>> @@ -379,6 +379,9 @@ namespace {
>>      SDValue reduceBuildVecExtToExtBuildVec(SDNode *N);
>>      SDValue reduceBuildVecConvertToConvertBuildVec(SDNode *N);
>>      SDValue reduceBuildVecToShuffle(SDNode *N);
>> +    SDValue createBuildVecShuffle(SDLoc DL, SDNode *N, ArrayRef<int>
>> VectorMask,
>> +                                  SDValue VecIn1, SDValue VecIn2,
>> +                                  unsigned LeftIdx);
>>
>>      SDValue GetDemandedBits(SDValue V, const APInt &Mask);
>>
>> @@ -12874,138 +12877,40 @@ SDValue DAGCombiner::reduceBuildVecConve
>>    return DAG.getNode(Opcode, dl, VT, BV);
>>  }
>>
>> -// If Vec holds a reference to a non-null node, return Vec.
>> -// Otherwise, return either a zero or an undef node of the appropriate
>> type.
>> -static SDValue getRightHandValue(SelectionDAG &DAG, SDLoc DL, SDValue
>> Vec,
>> -                                 EVT VT, bool Zero) {
>> -  if (Vec.getNode())
>> -    return Vec;
>> -
>> -  if (Zero)
>> -    return VT.isInteger() ? DAG.getConstant(0, DL, VT)
>> -                          : DAG.getConstantFP(0.0, DL, VT);
>> -
>> -  return DAG.getUNDEF(VT);
>> -}
>> +SDValue DAGCombiner::createBuildVecShuffle(SDLoc DL, SDNode *N,
>> +                                           ArrayRef<int> VectorMask,
>> +                                           SDValue VecIn1, SDValue
>> VecIn2,
>> +                                           unsigned LeftIdx) {
>> +  MVT IdxTy = TLI.getVectorIdxTy(DAG.getDataLayout());
>> +  SDValue ZeroIdx = DAG.getConstant(0, DL, IdxTy);
>>
>> -// Check to see if this is a BUILD_VECTOR of a bunch of
>> EXTRACT_VECTOR_ELT
>> -// operations.  If so, and if the EXTRACT_VECTOR_ELT vector inputs come
>> from
>> -// at most two distinct vectors, turn this into a shuffle node.
>> -// TODO: Support more than two inputs by constructing a tree of shuffles.
>> -SDValue DAGCombiner::reduceBuildVecToShuffle(SDNode *N) {
>> -  SDLoc dl(N);
>>    EVT VT = N->getValueType(0);
>> -
>> -  // Only type-legal BUILD_VECTOR nodes are converted to shuffle nodes.
>> -  if (!isTypeLegal(VT))
>> -    return SDValue();
>> -
>> -  // May only combine to shuffle after legalize if shuffle is legal.
>> -  if (LegalOperations && !TLI.isOperationLegal(ISD::VECTOR_SHUFFLE, VT))
>> -    return SDValue();
>> -
>> -  SDValue VecIn1, VecIn2;
>> -  bool UsesZeroVector = false;
>> -  unsigned NumElems = N->getNumOperands();
>> -
>> -  // Record, for each element of newly built vector, which input it uses.
>> -  // 0 stands for the zero vector, 1 and 2 for the two input vectors,
>> and -1
>> -  // for undef.
>> -  SmallVector<int, 8> VectorMask;
>> -  for (unsigned i = 0; i != NumElems; ++i) {
>> -    SDValue Op = N->getOperand(i);
>> -
>> -    if (Op.isUndef()) {
>> -      VectorMask.push_back(-1);
>> -      continue;
>> -    }
>> -
>> -    // See if we can combine this into a blend with a zero vector.
>> -    if (!VecIn2.getNode() && (isNullConstant(Op) ||
>> isNullFPConstant(Op))) {
>> -      UsesZeroVector = true;
>> -      VectorMask.push_back(0);
>> -      continue;
>> -    }
>> -
>> -    // Not an undef or zero. If the input is something other than an
>> -    // EXTRACT_VECTOR_ELT with a constant index, bail out.
>> -    if (Op.getOpcode() != ISD::EXTRACT_VECTOR_ELT ||
>> -        !isa<ConstantSDNode>(Op.getOperand(1)))
>> -      return SDValue();
>> -
>> -    // We only allow up to two distinct input vectors.
>> -    SDValue ExtractedFromVec = Op.getOperand(0);
>> -    if (ExtractedFromVec == VecIn1) {
>> -      VectorMask.push_back(1);
>> -      continue;
>> -    }
>> -    if (ExtractedFromVec == VecIn2) {
>> -      VectorMask.push_back(2);
>> -      continue;
>> -    }
>> -
>> -    if (!VecIn1.getNode()) {
>> -      VecIn1 = ExtractedFromVec;
>> -      VectorMask.push_back(1);
>> -    } else if (!VecIn2.getNode() && !UsesZeroVector) {
>> -      VecIn2 = ExtractedFromVec;
>> -      VectorMask.push_back(2);
>> -    } else {
>> -      return SDValue();
>> -    }
>> -  }
>> -
>> -  // If we didn't find at least one input vector, bail out.
>> -  if (!VecIn1.getNode())
>> -    return SDValue();
>> -
>>    EVT InVT1 = VecIn1.getValueType();
>>    EVT InVT2 = VecIn2.getNode() ? VecIn2.getValueType() : InVT1;
>> +
>>    unsigned Vec2Offset = InVT1.getVectorNumElements();
>> +  unsigned NumElems = VT.getVectorNumElements();
>>    unsigned ShuffleNumElems = NumElems;
>>
>> -  MVT IdxTy = TLI.getVectorIdxTy(DAG.getDataLayout());
>> -  SDValue ZeroIdx = DAG.getConstant(0, dl, IdxTy);
>> -
>>    // We can't generate a shuffle node with mismatched input and output
>> types.
>> -  // Try to make the types match.
>> -  // TODO: Should this fire if InVT1/InVT2 are not legal types, or should
>> -  // we let legalization run its course first?
>> +  // Try to make the types match the type of the output.
>>    if (InVT1 != VT || InVT2 != VT) {
>> -    // Both inputs and the output must have the same base element type.
>> -    EVT ElemType = VT.getVectorElementType();
>> -    if (ElemType != InVT1.getVectorElementType() ||
>> -        ElemType != InVT2.getVectorElementType())
>> -      return SDValue();
>> -
>> -    // TODO: Canonicalize this so that if the vectors have different
>> lengths,
>> -    // VecIn1 is always longer.
>> -
>> -    // The element types match, now figure out the lengths.
>>      if (InVT1.getSizeInBits() * 2 == VT.getSizeInBits() && InVT1 ==
>> InVT2) {
>>        // If both input vectors are exactly half the size of the output,
>> concat
>>        // them. If we have only one (non-zero) input, concat it with
>> undef.
>> -      VecIn1 = DAG.getNode(ISD::CONCAT_VECTORS, dl, VT, VecIn1,
>> -                           getRightHandValue(DAG, dl, VecIn2, InVT1,
>> false));
>> +      VecIn1 = DAG.getNode(ISD::CONCAT_VECTORS, DL, VT, VecIn1,
>> +                           VecIn2.getNode() ? VecIn2 :
>> DAG.getUNDEF(InVT1));
>>        VecIn2 = SDValue();
>> -      // If we have one "real" input and are blending with zero, we need
>> the
>> -      // zero elements to come from the second input, not the undef part
>> of the
>> -      // first input.
>> -      if (UsesZeroVector)
>> -        Vec2Offset = NumElems;
>>      } else if (InVT1.getSizeInBits() == VT.getSizeInBits() * 2) {
>>        if (!TLI.isExtractSubvectorCheap(VT, NumElems))
>>          return SDValue();
>>
>> -      if (UsesZeroVector)
>> -        return SDValue();
>> -
>>        if (!VecIn2.getNode()) {
>>          // If we only have one input vector, and it's twice the size of
>> the
>> -        // output, split it in two.
>> -        VecIn2 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, VecIn1,
>> -                             DAG.getConstant(NumElems, dl, IdxTy));
>> -        VecIn1 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, VecIn1,
>> ZeroIdx);
>> +        // output, split it in two.
>> +        VecIn2 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, VT, VecIn1,
>> +                             DAG.getConstant(NumElems, DL, IdxTy));
>> +        VecIn1 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, VT, VecIn1,
>> ZeroIdx);
>>          // Since we now have shorter input vectors, adjust the offset of
>> the
>>          // second vector's start.
>>          Vec2Offset = NumElems;
>> @@ -13013,20 +12918,21 @@ SDValue DAGCombiner::reduceBuildVecToShu
>>          // VecIn1 is wider than the output, and we have another, possibly
>>          // smaller input. Pad the smaller input with undefs, shuffle at
>> the
>>          // input vector width, and extract the output.
>> -
>>          // The shuffle type is different than VT, so check legality
>> again.
>>          if (LegalOperations &&
>>              !TLI.isOperationLegal(ISD::VECTOR_SHUFFLE, InVT1))
>>            return SDValue();
>>
>>          if (InVT1 != InVT2)
>> -          VecIn2 = DAG.getNode(ISD::INSERT_SUBVECTOR, dl, InVT1,
>> +          VecIn2 = DAG.getNode(ISD::INSERT_SUBVECTOR, DL, InVT1,
>>                                 DAG.getUNDEF(InVT1), VecIn2, ZeroIdx);
>>          ShuffleNumElems = NumElems * 2;
>>        }
>>      } else {
>>        // TODO: Support cases where the length mismatch isn't exactly by a
>>        // factor of 2.
>> +      // TODO: Move this check upwards, so that if we have bad type
>> +      // mismatches, we don't create any DAG nodes.
>>        return SDValue();
>>      }
>>    }
>> @@ -13038,27 +12944,18 @@ SDValue DAGCombiner::reduceBuildVecToShu
>>    // total number of elements in the shuffle - if we are shuffling a
>> wider
>>    // vector, the high lanes should be set to undef.
>>    for (unsigned i = 0; i != NumElems; ++i) {
>> -    if (VectorMask[i] == -1)
>> -      continue;
>> -
>> -    // If we are trying to blend with zero, we need to take a zero from
>> the
>> -    // correct position in the second input.
>> -    if (VectorMask[i] == 0) {
>> -      Mask[i] = Vec2Offset + i;
>> +    if (VectorMask[i] <= 0)
>>        continue;
>> -    }
>>
>>      SDValue Extract = N->getOperand(i);
>>      unsigned ExtIndex =
>>          cast<ConstantSDNode>(Extract.getOperand(1))->getZExtValue();
>>
>> -    if (VectorMask[i] == 1) {
>> +    if (VectorMask[i] == (int)LeftIdx) {
>>        Mask[i] = ExtIndex;
>> -      continue;
>> +    } else if (VectorMask[i] == (int)LeftIdx + 1) {
>> +      Mask[i] = Vec2Offset + ExtIndex;
>>      }
>> -
>> -    assert(VectorMask[i] == 2 && "Expected input to be from second
>> vector");
>> -    Mask[i] = Vec2Offset + ExtIndex;
>>    }
>>
>>    // The type the input vectors may have changed above.
>> @@ -13066,20 +12963,179 @@ SDValue DAGCombiner::reduceBuildVecToShu
>>
>>    // If we already have a VecIn2, it should have the same type as VecIn1.
>>    // If we don't, get an undef/zero vector of the appropriate type.
>> -  VecIn2 = getRightHandValue(DAG, dl, VecIn2, InVT1, UsesZeroVector);
>> +  VecIn2 = VecIn2.getNode() ? VecIn2 : DAG.getUNDEF(InVT1);
>>    assert(InVT1 == VecIn2.getValueType() && "Unexpected second input
>> type.");
>>
>> -  // Return the new VECTOR_SHUFFLE node.
>> -  SDValue Ops[2];
>> -  Ops[0] = VecIn1;
>> -  Ops[1] = VecIn2;
>> -  SDValue Shuffle = DAG.getVectorShuffle(InVT1, dl, Ops[0], Ops[1],
>> Mask);
>> +  SDValue Shuffle = DAG.getVectorShuffle(InVT1, DL, VecIn1, VecIn2,
>> Mask);
>>    if (ShuffleNumElems > NumElems)
>> -    Shuffle = DAG.getNode(ISD::EXTRACT_SUBVECTOR, dl, VT, Shuffle,
>> ZeroIdx);
>> +    Shuffle = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, VT, Shuffle,
>> ZeroIdx);
>>
>>    return Shuffle;
>>  }
>>
>> +// Check to see if this is a BUILD_VECTOR of a bunch of
>> EXTRACT_VECTOR_ELT
>> +// operations. If the types of the vectors we're extracting from allow
>> it,
>> +// turn this into a vector_shuffle node.
>> +SDValue DAGCombiner::reduceBuildVecToShuffle(SDNode *N) {
>> +  SDLoc dl(N);
>> +  EVT VT = N->getValueType(0);
>> +
>> +  // Only type-legal BUILD_VECTOR nodes are converted to shuffle nodes.
>> +  if (!isTypeLegal(VT))
>> +    return SDValue();
>> +
>> +  // May only combine to shuffle after legalize if shuffle is legal.
>> +  if (LegalOperations && !TLI.isOperationLegal(ISD::VECTOR_SHUFFLE, VT))
>> +    return SDValue();
>> +
>> +  bool UsesZeroVector = false;
>> +  unsigned NumElems = N->getNumOperands();
>> +
>> +  // Record, for each element of the newly built vector, which input
>> vector
>> +  // that element comes from. -1 stands for undef, 0 for the zero vector,
>> +  // and positive values for the input vectors.
>> +  // VectorMask maps each element to its vector number, and VecIn maps
>> vector
>> +  // numbers to their initial SDValues.
>> +
>> +  SmallVector<int, 8> VectorMask(NumElems, -1);
>> +  SmallVector<SDValue, 8> VecIn;
>> +  VecIn.push_back(SDValue());
>> +
>> +  for (unsigned i = 0; i != NumElems; ++i) {
>> +    SDValue Op = N->getOperand(i);
>> +
>> +    if (Op.isUndef())
>> +      continue;
>> +
>> +    // See if we can use a blend with a zero vector.
>> +    // TODO: Should we generalize this to a blend with an arbitrary
>> constant
>> +    // vector?
>> +    if (isNullConstant(Op) || isNullFPConstant(Op)) {
>> +      UsesZeroVector = true;
>> +      VectorMask[i] = 0;
>> +      continue;
>> +    }
>> +
>> +    // Not an undef or zero. If the input is something other than an
>> +    // EXTRACT_VECTOR_ELT with a constant index, bail out.
>> +    if (Op.getOpcode() != ISD::EXTRACT_VECTOR_ELT ||
>> +        !isa<ConstantSDNode>(Op.getOperand(1)))
>> +      return SDValue();
>> +
>> +    SDValue ExtractedFromVec = Op.getOperand(0);
>> +
>> +    // All inputs must have the same element type as the output.
>> +    if (VT.getVectorElementType() !=
>> +        ExtractedFromVec.getValueType().getVectorElementType())
>> +      return SDValue();
>> +
>> +    // Have we seen this input vector before?
>> +    // The vectors are expected to be tiny (usually 1 or 2 elements), so
>> using
>> +    // a map back from SDValues to numbers isn't worth it.
>> +    unsigned Idx = std::distance(
>> +        VecIn.begin(), std::find(VecIn.begin(), VecIn.end(),
>> ExtractedFromVec));
>> +    if (Idx == VecIn.size())
>> +      VecIn.push_back(ExtractedFromVec);
>> +
>> +    VectorMask[i] = Idx;
>> +  }
>> +
>> +  // If we didn't find at least one input vector, bail out.
>> +  if (VecIn.size() < 2)
>> +    return SDValue();
>> +
>> +  // TODO: We want to sort the vectors by descending length, so that
>> adjacent
>> +  // pairs have similar length, and the longer vector is always first in
>> the
>> +  // pair.
>> +
>> +  // TODO: Should this fire if some of the input vectors has illegal
>> type (like
>> +  // it does now), or should we let legalization run its course first?
>> +
>> +  // Shuffle phase:
>> +  // Take pairs of vectors, and shuffle them so that the result has
>> elements
>> +  // from these vectors in the correct places.
>> +  // For example, given:
>> +  // t10: i32 = extract_vector_elt t1, Constant:i64<0>
>> +  // t11: i32 = extract_vector_elt t2, Constant:i64<0>
>> +  // t12: i32 = extract_vector_elt t3, Constant:i64<0>
>> +  // t13: i32 = extract_vector_elt t1, Constant:i64<1>
>> +  // t14: v4i32 = BUILD_VECTOR t10, t11, t12, t13
>> +  // We will generate:
>> +  // t20: v4i32 = vector_shuffle<0,4,u,1> t1, t2
>> +  // t21: v4i32 = vector_shuffle<u,u,0,u> t3, undef
>> +  SmallVector<SDValue, 4> Shuffles;
>> +  for (unsigned In = 0, Len = (VecIn.size() / 2); In < Len; ++In) {
>> +    unsigned LeftIdx = 2 * In + 1;
>> +    SDValue VecLeft = VecIn[LeftIdx];
>> +    SDValue VecRight =
>> +        (LeftIdx + 1) < VecIn.size() ? VecIn[LeftIdx + 1] : SDValue();
>> +
>> +    if (SDValue Shuffle = createBuildVecShuffle(dl, N, VectorMask,
>> VecLeft,
>> +                                                VecRight, LeftIdx))
>> +      Shuffles.push_back(Shuffle);
>> +    else
>> +      return SDValue();
>> +  }
>> +
>> +  // If we need the zero vector as an "ingredient" in the blend tree,
>> add it
>> +  // to the list of shuffles.
>> +  if (UsesZeroVector)
>> +    Shuffles.push_back(VT.isInteger() ? DAG.getConstant(0, dl, VT)
>> +                                      : DAG.getConstantFP(0.0, dl, VT));
>> +
>> +  // If we only have one shuffle, we're done.
>> +  if (Shuffles.size() == 1)
>> +    return Shuffles[0];
>> +
>> +  // Update the vector mask to point to the post-shuffle vectors.
>> +  for (int &Vec : VectorMask)
>> +    if (Vec == 0)
>> +      Vec = Shuffles.size() - 1;
>> +    else
>> +      Vec = (Vec - 1) / 2;
>> +
>> +  // More than one shuffle. Generate a binary tree of blends, e.g. if
>> from
>> +  // the previous step we got the set of shuffles t10, t11, t12, t13, we
>> will
>> +  // generate:
>> +  // t10: v8i32 = vector_shuffle<0,8,u,u,u,u,u,u> t1, t2
>> +  // t11: v8i32 = vector_shuffle<u,u,0,8,u,u,u,u> t3, t4
>> +  // t12: v8i32 = vector_shuffle<u,u,u,u,0,8,u,u> t5, t6
>> +  // t13: v8i32 = vector_shuffle<u,u,u,u,u,u,0,8> t7, t8
>> +  // t20: v8i32 = vector_shuffle<0,1,10,11,u,u,u,u> t10, t11
>> +  // t21: v8i32 = vector_shuffle<u,u,u,u,4,5,14,15> t12, t13
>> +  // t30: v8i32 = vector_shuffle<0,1,2,3,12,13,14,15> t20, t21
>> +
>> +  // Make sure the initial size of the shuffle list is even.
>> +  if (Shuffles.size() % 2)
>> +    Shuffles.push_back(DAG.getUNDEF(VT));
>> +
>> +  for (unsigned CurSize = Shuffles.size(); CurSize > 1; CurSize /= 2) {
>> +    if (CurSize % 2) {
>> +      Shuffles[CurSize] = DAG.getUNDEF(VT);
>> +      CurSize++;
>> +    }
>> +    for (unsigned In = 0, Len = CurSize / 2; In < Len; ++In) {
>> +      int Left = 2 * In;
>> +      int Right = 2 * In + 1;
>> +      SmallVector<int, 8> Mask(NumElems, -1);
>> +      for (unsigned i = 0; i != NumElems; ++i) {
>> +        if (VectorMask[i] == Left) {
>> +          Mask[i] = i;
>> +          VectorMask[i] = In;
>> +        } else if (VectorMask[i] == Right) {
>> +          Mask[i] = i + NumElems;
>> +          VectorMask[i] = In;
>> +        }
>> +      }
>> +
>> +      Shuffles[In] =
>> +          DAG.getVectorShuffle(VT, dl, Shuffles[Left], Shuffles[Right],
>> Mask);
>> +    }
>> +  }
>> +
>> +  return Shuffles[0];
>> +}
>> +
>>  SDValue DAGCombiner::visitBUILD_VECTOR(SDNode *N) {
>>    EVT VT = N->getValueType(0);
>>
>>
>> Modified: llvm/trunk/test/CodeGen/PowerPC/pr27078.ll
>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/
>> PowerPC/pr27078.ll?rev=283480&r1=283479&r2=283480&view=diff
>> ============================================================
>> ==================
>> --- llvm/trunk/test/CodeGen/PowerPC/pr27078.ll (original)
>> +++ llvm/trunk/test/CodeGen/PowerPC/pr27078.ll Thu Oct  6 13:58:24 2016
>> @@ -9,12 +9,11 @@ define <4 x float> @bar(float* %p, float
>>    %6 = shufflevector <12 x float> %5, <12 x float> undef, <4 x i32> <i32
>> 0, i32 3, i32 6, i32 9>
>>    ret <4 x float>  %6
>>
>> -; CHECK: xxspltw
>> -; CHECK-NEXT: xxspltw
>> -; CHECK-NEXT: xxspltw
>> +; CHECK: vsldoi
>>  ; CHECK-NEXT: vmrghw
>> -; CHECK-NEXT: vmrghw
>> -; CHECK-NEXT: xxswapd
>> +; CHECK-NEXT: vmrglw
>> +; CHECK-NEXT: vsldoi
>> +; CHECK-NEXT: vsldoi
>>  ; CHECK-NEXT: vsldoi
>>  ; CHECK-NEXT: blr
>>  }
>>
>> Modified: llvm/trunk/test/CodeGen/X86/oddshuffles.ll
>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/
>> X86/oddshuffles.ll?rev=283480&r1=283479&r2=283480&view=diff
>> ============================================================
>> ==================
>> --- llvm/trunk/test/CodeGen/X86/oddshuffles.ll (original)
>> +++ llvm/trunk/test/CodeGen/X86/oddshuffles.ll Thu Oct  6 13:58:24 2016
>> @@ -495,54 +495,45 @@ define void @v12i16(<8 x i16> %a, <8 x i
>>  define void @v12i32(<8 x i32> %a, <8 x i32> %b, <12 x i32>* %p) nounwind
>> {
>>  ; SSE2-LABEL: v12i32:
>>  ; SSE2:       # BB#0:
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm0[1,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[2,3,0,1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm1[1,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm1[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm0[2,3,0,1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm0[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[1,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm1[0],xmm5[1],xmm1[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm1[0],xmm7[1],xmm1[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[2,3,0,1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm6[0],xmm1[1],xmm6[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm7[0],xmm1[1],xmm7[1
>> ]
>> -; SSE2-NEXT:    movdqa %xmm1, 32(%rdi)
>> -; SSE2-NEXT:    movdqa %xmm5, 16(%rdi)
>> -; SSE2-NEXT:    movdqa %xmm0, (%rdi)
>> +; SSE2-NEXT:    movdqa %xmm0, %xmm3
>> +; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1
>> ]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm3[0,1,2,2]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm2[0,1,0,1]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm4 = xmm4[2,0],xmm3[3,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,1],xmm4[0,2]
>> +; SSE2-NEXT:    movdqa %xmm2, %xmm4
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm4 = xmm4[1,0],xmm1[1,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm4 = xmm4[2,0],xmm1[2,2]
>> +; SSE2-NEXT:    punpckhdq {{.*#+}} xmm2 = xmm2[2],xmm0[2],xmm2[3],xmm0[3
>> ]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[2,0],xmm4[3,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm4 = xmm4[0,1],xmm0[0,2]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,3,2,2]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[2,2,3,3]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm0[3,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[0,2]
>> +; SSE2-NEXT:    movaps %xmm0, 32(%rdi)
>> +; SSE2-NEXT:    movaps %xmm4, 16(%rdi)
>> +; SSE2-NEXT:    movaps %xmm3, (%rdi)
>>  ; SSE2-NEXT:    retq
>>  ;
>>  ; SSE42-LABEL: v12i32:
>>  ; SSE42:       # BB#0:
>> -; SSE42-NEXT:    movd %xmm1, %eax
>> -; SSE42-NEXT:    pextrd $1, %xmm0, %ecx
>> -; SSE42-NEXT:    pextrd $2, %xmm0, %edx
>> -; SSE42-NEXT:    pextrd $3, %xmm0, %esi
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm0
>> -; SSE42-NEXT:    movd %xmm2, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm0
>> -; SSE42-NEXT:    pinsrd $3, %ecx, %xmm0
>> -; SSE42-NEXT:    pextrd $1, %xmm2, %eax
>> -; SSE42-NEXT:    pshufd {{.*#+}} xmm3 = xmm1[1,1,2,3]
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm3
>> -; SSE42-NEXT:    pinsrd $2, %edx, %xmm3
>> -; SSE42-NEXT:    pextrd $2, %xmm1, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm3
>> -; SSE42-NEXT:    pshufd {{.*#+}} xmm4 = xmm2[2,3,0,1]
>> -; SSE42-NEXT:    pinsrd $1, %esi, %xmm4
>> -; SSE42-NEXT:    pextrd $3, %xmm1, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm4
>> -; SSE42-NEXT:    pextrd $3, %xmm2, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm4
>> -; SSE42-NEXT:    movdqa %xmm4, 32(%rdi)
>> -; SSE42-NEXT:    movdqa %xmm3, 16(%rdi)
>> -; SSE42-NEXT:    movdqa %xmm0, (%rdi)
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm3 = xmm1[0,0,1,1]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm4 = xmm0[0,1,0,1]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm4 = xmm4[0,1],xmm3[2,3],xmm4[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm3 = xmm2[0,1,0,1]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm3 = xmm4[0,1,2,3],xmm3[4,5],xmm4[6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[1,1,2,2]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm4 = xmm4[0,1],xmm2[2,3],xmm4[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm4 = xmm4[0,1,2,3],xmm0[4,5],xmm4[6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm2 = xmm2[0,1],xmm0[2,3],xmm2[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,2,3,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm0 = xmm2[0,1,2,3],xmm0[4,5],xmm2[6
>> ,7]
>> +; SSE42-NEXT:    movdqa %xmm0, 32(%rdi)
>> +; SSE42-NEXT:    movdqa %xmm4, 16(%rdi)
>> +; SSE42-NEXT:    movdqa %xmm3, (%rdi)
>>  ; SSE42-NEXT:    retq
>>  ;
>>  ; AVX1-LABEL: v12i32:
>> @@ -850,135 +841,84 @@ define void @interleave_24i8_in(<24 x i8
>>  define void @interleave_24i16_out(<24 x i16>* %p, <8 x i16>* %q1, <8 x
>> i16>* %q2, <8 x i16>* %q3) nounwind {
>>  ; SSE2-LABEL: interleave_24i16_out:
>>  ; SSE2:       # BB#0:
>> -; SSE2-NEXT:    movdqu (%rdi), %xmm2
>> -; SSE2-NEXT:    movdqu 16(%rdi), %xmm0
>> -; SSE2-NEXT:    movdqu 32(%rdi), %xmm1
>> -; SSE2-NEXT:    pextrw $5, %xmm1, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm3
>> -; SSE2-NEXT:    pextrw $1, %xmm0, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm4
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1
>> ],xmm4[2],xmm3[2],xmm4[3],xmm3[3]
>> -; SSE2-NEXT:    pextrw $7, %xmm0, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm5
>> -; SSE2-NEXT:    pextrw $3, %xmm2, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm3
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1
>> ],xmm3[2],xmm5[2],xmm3[3],xmm5[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1
>> ],xmm3[2],xmm4[2],xmm3[3],xmm4[3]
>> -; SSE2-NEXT:    pextrw $2, %xmm1, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm5
>> -; SSE2-NEXT:    pextrw $6, %xmm2, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm4
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1
>> ],xmm4[2],xmm5[2],xmm4[3],xmm5[3]
>> -; SSE2-NEXT:    pextrw $4, %xmm0, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm5
>> -; SSE2-NEXT:    pextrw $6, %xmm1, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm7
>> -; SSE2-NEXT:    pextrw $2, %xmm0, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm6
>> -; SSE2-NEXT:    pextrw $4, %xmm2, %r8d
>> -; SSE2-NEXT:    pextrw $7, %xmm2, %r9d
>> -; SSE2-NEXT:    pextrw $1, %xmm2, %r10d
>> -; SSE2-NEXT:    pextrw $5, %xmm2, %r11d
>> -; SSE2-NEXT:    pextrw $2, %xmm2, %eax
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1
>> ],xmm2[2],xmm5[2],xmm2[3],xmm5[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1
>> ],xmm2[2],xmm4[2],xmm2[3],xmm4[3]
>> -; SSE2-NEXT:    movd %r8d, %xmm4
>> -; SSE2-NEXT:    pextrw $3, %xmm1, %edi
>> -; SSE2-NEXT:    movd %edi, %xmm5
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1
>> ],xmm2[2],xmm3[2],xmm2[3],xmm3[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm6 = xmm6[0],xmm7[0],xmm6[1],xmm7[1
>> ],xmm6[2],xmm7[2],xmm6[3],xmm7[3]
>> -; SSE2-NEXT:    movd %r9d, %xmm3
>> -; SSE2-NEXT:    pextrw $5, %xmm0, %edi
>> -; SSE2-NEXT:    movd %edi, %xmm7
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm1[0],xmm4[1],xmm1[1
>> ],xmm4[2],xmm1[2],xmm4[3],xmm1[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm6[0],xmm4[1],xmm6[1
>> ],xmm4[2],xmm6[2],xmm4[3],xmm6[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1
>> ],xmm3[2],xmm5[2],xmm3[3],xmm5[3]
>> -; SSE2-NEXT:    movd %r10d, %xmm5
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm7[0],xmm5[1],xmm7[1
>> ],xmm5[2],xmm7[2],xmm5[3],xmm7[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1
>> ],xmm5[2],xmm3[2],xmm5[3],xmm3[3]
>> -; SSE2-NEXT:    pextrw $7, %xmm1, %edi
>> -; SSE2-NEXT:    movd %edi, %xmm3
>> -; SSE2-NEXT:    pextrw $3, %xmm0, %edi
>> -; SSE2-NEXT:    movd %edi, %xmm6
>> -; SSE2-NEXT:    pextrw $1, %xmm1, %edi
>> -; SSE2-NEXT:    movd %edi, %xmm7
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm4[0],xmm5[1],xmm4[1
>> ],xmm5[2],xmm4[2],xmm5[3],xmm4[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm6 = xmm6[0],xmm3[0],xmm6[1],xmm3[1
>> ],xmm6[2],xmm3[2],xmm6[3],xmm3[3]
>> -; SSE2-NEXT:    movd %r11d, %xmm3
>> -; SSE2-NEXT:    pextrw $4, %xmm1, %edi
>> -; SSE2-NEXT:    movd %edi, %xmm1
>> -; SSE2-NEXT:    pextrw $6, %xmm0, %edi
>> -; SSE2-NEXT:    movd %edi, %xmm4
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm7[0],xmm3[1],xmm7[1
>> ],xmm3[2],xmm7[2],xmm3[3],xmm7[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm6[0],xmm3[1],xmm6[1
>> ],xmm3[2],xmm6[2],xmm3[3],xmm6[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1
>> ],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
>> -; SSE2-NEXT:    movd %eax, %xmm1
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1
>> ],xmm1[2],xmm4[2],xmm1[3],xmm4[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1
>> ],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1
>> ],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
>> -; SSE2-NEXT:    movdqu %xmm2, (%rsi)
>> -; SSE2-NEXT:    movdqu %xmm5, (%rdx)
>> -; SSE2-NEXT:    movdqu %xmm1, (%rcx)
>> +; SSE2-NEXT:    movdqu (%rdi), %xmm3
>> +; SSE2-NEXT:    movdqu 16(%rdi), %xmm2
>> +; SSE2-NEXT:    movdqu 32(%rdi), %xmm8
>> +; SSE2-NEXT:    movdqa {{.*#+}} xmm1 = [65535,0,65535,65535,0,65535,6
>> 5535,0]
>> +; SSE2-NEXT:    movdqa %xmm3, %xmm4
>> +; SSE2-NEXT:    pand %xmm1, %xmm4
>> +; SSE2-NEXT:    pandn %xmm2, %xmm1
>> +; SSE2-NEXT:    por %xmm4, %xmm1
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,2,1,3]
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,6,5,6,7]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,2,1,3]
>> +; SSE2-NEXT:    pshuflw {{.*#+}} xmm1 = xmm1[0,3,2,1,4,5,6,7]
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,4,7,6,7]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm8[0,1,2,1]
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm4 = xmm4[0,1,2,3,4,5,6,5]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm4 = xmm4[3,0],xmm1[2,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[0,1],xmm4[2,0]
>> +; SSE2-NEXT:    movdqa {{.*#+}} xmm4 = [65535,65535,0,65535,65535,0,6
>> 5535,65535]
>> +; SSE2-NEXT:    movdqa %xmm4, %xmm5
>> +; SSE2-NEXT:    pandn %xmm2, %xmm5
>> +; SSE2-NEXT:    movdqa %xmm3, %xmm6
>> +; SSE2-NEXT:    pand %xmm4, %xmm6
>> +; SSE2-NEXT:    por %xmm5, %xmm6
>> +; SSE2-NEXT:    pshuflw {{.*#+}} xmm5 = xmm6[2,1,2,3,4,5,6,7]
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm5 = xmm5[0,1,2,3,4,5,4,7]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm5[0,3,2,3]
>> +; SSE2-NEXT:    pshuflw {{.*#+}} xmm5 = xmm5[1,2,3,0,4,5,6,7]
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm5 = xmm5[0,1,2,3,5,5,6,7]
>> +; SSE2-NEXT:    movdqa {{.*#+}} xmm6 = [65535,65535,65535,65535,65535
>> ,0,0,0]
>> +; SSE2-NEXT:    pand %xmm6, %xmm5
>> +; SSE2-NEXT:    pshuflw {{.*#+}} xmm7 = xmm8[0,3,2,3,4,5,6,7]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm7[0,1,0,3]
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm7 = xmm7[0,1,2,3,4,4,5,6]
>> +; SSE2-NEXT:    movdqa %xmm6, %xmm0
>> +; SSE2-NEXT:    pandn %xmm7, %xmm0
>> +; SSE2-NEXT:    por %xmm5, %xmm0
>> +; SSE2-NEXT:    pand %xmm4, %xmm2
>> +; SSE2-NEXT:    pandn %xmm3, %xmm4
>> +; SSE2-NEXT:    por %xmm2, %xmm4
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm4[3,1,2,0]
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,6,5,6,7]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm2[2,1,0,3]
>> +; SSE2-NEXT:    pshuflw {{.*#+}} xmm2 = xmm2[2,1,0,3,4,5,6,7]
>> +; SSE2-NEXT:    pand %xmm6, %xmm2
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm3 = xmm8[0,1,2,3,4,7,6,7]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm3[0,1,2,0]
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,4,7,4,5]
>> +; SSE2-NEXT:    pandn %xmm3, %xmm6
>> +; SSE2-NEXT:    por %xmm2, %xmm6
>> +; SSE2-NEXT:    movups %xmm1, (%rsi)
>> +; SSE2-NEXT:    movdqu %xmm0, (%rdx)
>> +; SSE2-NEXT:    movdqu %xmm6, (%rcx)
>>  ; SSE2-NEXT:    retq
>>  ;
>>  ; SSE42-LABEL: interleave_24i16_out:
>>  ; SSE42:       # BB#0:
>> -; SSE42-NEXT:    pushq %rbp
>> -; SSE42-NEXT:    pushq %rbx
>> -; SSE42-NEXT:    movdqu (%rdi), %xmm2
>> +; SSE42-NEXT:    movdqu (%rdi), %xmm0
>>  ; SSE42-NEXT:    movdqu 16(%rdi), %xmm1
>> -; SSE42-NEXT:    movdqu 32(%rdi), %xmm0
>> -; SSE42-NEXT:    pextrw $3, %xmm2, %r8d
>> -; SSE42-NEXT:    pextrw $6, %xmm2, %r9d
>> -; SSE42-NEXT:    pextrw $4, %xmm2, %r10d
>> -; SSE42-NEXT:    pextrw $1, %xmm2, %r11d
>> -; SSE42-NEXT:    pextrw $7, %xmm2, %ebp
>> -; SSE42-NEXT:    pextrw $5, %xmm2, %edi
>> -; SSE42-NEXT:    pextrw $2, %xmm2, %ebx
>> -; SSE42-NEXT:    pinsrw $1, %r8d, %xmm2
>> -; SSE42-NEXT:    pinsrw $2, %r9d, %xmm2
>> -; SSE42-NEXT:    pextrw $1, %xmm1, %eax
>> -; SSE42-NEXT:    pinsrw $3, %eax, %xmm2
>> -; SSE42-NEXT:    pextrw $4, %xmm1, %eax
>> -; SSE42-NEXT:    pinsrw $4, %eax, %xmm2
>> -; SSE42-NEXT:    pextrw $7, %xmm1, %eax
>> -; SSE42-NEXT:    pinsrw $5, %eax, %xmm2
>> -; SSE42-NEXT:    pextrw $2, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $6, %eax, %xmm2
>> -; SSE42-NEXT:    pextrw $5, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $7, %eax, %xmm2
>> -; SSE42-NEXT:    movd %r11d, %xmm3
>> -; SSE42-NEXT:    pinsrw $1, %r10d, %xmm3
>> -; SSE42-NEXT:    pinsrw $2, %ebp, %xmm3
>> -; SSE42-NEXT:    pextrw $2, %xmm1, %eax
>> -; SSE42-NEXT:    pinsrw $3, %eax, %xmm3
>> -; SSE42-NEXT:    pextrw $5, %xmm1, %eax
>> -; SSE42-NEXT:    pinsrw $4, %eax, %xmm3
>> -; SSE42-NEXT:    movd %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $5, %eax, %xmm3
>> -; SSE42-NEXT:    pextrw $3, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $6, %eax, %xmm3
>> -; SSE42-NEXT:    pextrw $6, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $7, %eax, %xmm3
>> -; SSE42-NEXT:    movd %ebx, %xmm4
>> -; SSE42-NEXT:    pinsrw $1, %edi, %xmm4
>> -; SSE42-NEXT:    movd %xmm1, %eax
>> -; SSE42-NEXT:    pinsrw $2, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $3, %xmm1, %eax
>> -; SSE42-NEXT:    pinsrw $3, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $6, %xmm1, %eax
>> -; SSE42-NEXT:    pinsrw $4, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $1, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $5, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $4, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $6, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $7, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $7, %eax, %xmm4
>> -; SSE42-NEXT:    movdqu %xmm2, (%rsi)
>> -; SSE42-NEXT:    movdqu %xmm3, (%rdx)
>> -; SSE42-NEXT:    movdqu %xmm4, (%rcx)
>> -; SSE42-NEXT:    popq %rbx
>> -; SSE42-NEXT:    popq %rbp
>> +; SSE42-NEXT:    movdqu 32(%rdi), %xmm2
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm3 = xmm2[0,1,2,1]
>> +; SSE42-NEXT:    pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,4,5,6,5]
>> +; SSE42-NEXT:    movdqa %xmm0, %xmm4
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm4 = xmm4[0],xmm1[1],xmm4[2,3],xmm1
>> [4],xmm4[5,6],xmm1[7]
>> +; SSE42-NEXT:    pshufb {{.*#+}} xmm4 = xmm4[0,1,6,7,12,13,2,3,8,9,14,
>> 15,12,13,14,15]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm4 = xmm4[0,1,2,3,4,5],xmm3[6,7]
>> +; SSE42-NEXT:    movdqa %xmm2, %xmm3
>> +; SSE42-NEXT:    pshufb {{.*#+}} xmm3 = xmm3[0,1,6,7,4,5,6,7,0,1,0,1,6
>> ,7,12,13]
>> +; SSE42-NEXT:    movdqa %xmm0, %xmm5
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm5 = xmm5[0,1],xmm1[2],xmm5[3,4],xm
>> m1[5],xmm5[6,7]
>> +; SSE42-NEXT:    pshufb {{.*#+}} xmm5 = xmm5[2,3,8,9,14,15,4,5,10,11,1
>> 0,11,8,9,14,15]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm5 = xmm5[0,1,2,3,4],xmm3[5,6,7]
>> +; SSE42-NEXT:    pshufb {{.*#+}} xmm2 = xmm2[0,1,2,3,4,5,6,7,8,9,2,3,8
>> ,9,14,15]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0,1],xmm0[2],xmm1[3,4],xm
>> m0[5],xmm1[6,7]
>> +; SSE42-NEXT:    pshufb {{.*#+}} xmm1 = xmm1[4,5,10,11,0,1,6,7,12,13,1
>> 4,15,0,1,2,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0,1,2,3,4],xmm2[5,6,7]
>> +; SSE42-NEXT:    movdqu %xmm4, (%rsi)
>> +; SSE42-NEXT:    movdqu %xmm5, (%rdx)
>> +; SSE42-NEXT:    movdqu %xmm1, (%rcx)
>>  ; SSE42-NEXT:    retq
>>  ;
>>  ; AVX1-LABEL: interleave_24i16_out:
>> @@ -1039,143 +979,66 @@ define void @interleave_24i16_out(<24 x
>>  define void @interleave_24i16_in(<24 x i16>* %p, <8 x i16>* %q1, <8 x
>> i16>* %q2, <8 x i16>* %q3) nounwind {
>>  ; SSE2-LABEL: interleave_24i16_in:
>>  ; SSE2:       # BB#0:
>> -; SSE2-NEXT:    pushq %rbp
>> -; SSE2-NEXT:    pushq %r15
>> -; SSE2-NEXT:    pushq %r14
>> -; SSE2-NEXT:    pushq %r13
>> -; SSE2-NEXT:    pushq %r12
>> -; SSE2-NEXT:    pushq %rbx
>> -; SSE2-NEXT:    movdqu (%rsi), %xmm0
>> +; SSE2-NEXT:    movdqu (%rsi), %xmm3
>>  ; SSE2-NEXT:    movdqu (%rdx), %xmm2
>>  ; SSE2-NEXT:    movdqu (%rcx), %xmm1
>> -; SSE2-NEXT:    pextrw $2, %xmm2, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm4
>> -; SSE2-NEXT:    pextrw $1, %xmm0, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm3
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm4[0],xmm3[1],xmm4[1
>> ],xmm3[2],xmm4[2],xmm3[3],xmm4[3]
>> -; SSE2-NEXT:    pextrw $1, %xmm1, %eax
>> -; SSE2-NEXT:    movd %eax, %xmm4
>> -; SSE2-NEXT:    pextrw $1, %xmm2, %r8d
>> -; SSE2-NEXT:    pextrw $4, %xmm2, %r9d
>> -; SSE2-NEXT:    pextrw $3, %xmm2, %r10d
>> -; SSE2-NEXT:    pextrw $6, %xmm2, %r11d
>> -; SSE2-NEXT:    pextrw $7, %xmm2, %r14d
>> -; SSE2-NEXT:    pextrw $5, %xmm2, %r15d
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm4[0],xmm2[1],xmm4[1
>> ],xmm2[2],xmm4[2],xmm2[3],xmm4[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1
>> ],xmm2[2],xmm3[2],xmm2[3],xmm3[3]
>> -; SSE2-NEXT:    pextrw $2, %xmm0, %edx
>> -; SSE2-NEXT:    movd %edx, %xmm3
>> -; SSE2-NEXT:    pextrw $3, %xmm1, %edx
>> -; SSE2-NEXT:    pextrw $4, %xmm1, %esi
>> -; SSE2-NEXT:    pextrw $2, %xmm1, %ebx
>> -; SSE2-NEXT:    pextrw $7, %xmm1, %ebp
>> -; SSE2-NEXT:    pextrw $5, %xmm1, %r13d
>> -; SSE2-NEXT:    pextrw $6, %xmm1, %r12d
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1
>> ],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
>> -; SSE2-NEXT:    movd %r8d, %xmm3
>> -; SSE2-NEXT:    pextrw $5, %xmm0, %ecx
>> -; SSE2-NEXT:    movd %ecx, %xmm4
>> -; SSE2-NEXT:    movd %edx, %xmm5
>> -; SSE2-NEXT:    movd %r9d, %xmm6
>> -; SSE2-NEXT:    pextrw $3, %xmm0, %ecx
>> -; SSE2-NEXT:    movd %ecx, %xmm7
>> -; SSE2-NEXT:    pextrw $4, %xmm0, %ecx
>> -; SSE2-NEXT:    pextrw $7, %xmm0, %edx
>> -; SSE2-NEXT:    pextrw $6, %xmm0, %eax
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1
>> ],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
>> -; SSE2-NEXT:    movd %esi, %xmm3
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1
>> ],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
>> -; SSE2-NEXT:    movd %r10d, %xmm1
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1
>> ],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
>> -; SSE2-NEXT:    movd %ecx, %xmm2
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm4[0],xmm5[1],xmm4[1
>> ],xmm5[2],xmm4[2],xmm5[3],xmm4[3]
>> -; SSE2-NEXT:    movd %ebx, %xmm4
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm7 = xmm7[0],xmm6[0],xmm7[1],xmm6[1
>> ],xmm7[2],xmm6[2],xmm7[3],xmm6[3]
>> -; SSE2-NEXT:    movd %ebp, %xmm6
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm7 = xmm7[0],xmm5[0],xmm7[1],xmm5[1
>> ],xmm7[2],xmm5[2],xmm7[3],xmm5[3]
>> -; SSE2-NEXT:    movd %r11d, %xmm5
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1
>> ],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
>> -; SSE2-NEXT:    movd %edx, %xmm3
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm2[0],xmm4[1],xmm2[1
>> ],xmm4[2],xmm2[2],xmm4[3],xmm2[3]
>> -; SSE2-NEXT:    movd %r13d, %xmm2
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm1[0],xmm4[1],xmm1[1
>> ],xmm4[2],xmm1[2],xmm4[3],xmm1[3]
>> -; SSE2-NEXT:    movd %r14d, %xmm1
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm7[0],xmm4[1],xmm7[1
>> ],xmm4[2],xmm7[2],xmm4[3],xmm7[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm6[0],xmm5[1],xmm6[1
>> ],xmm5[2],xmm6[2],xmm5[3],xmm6[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1
>> ],xmm2[2],xmm3[2],xmm2[3],xmm3[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm5[0],xmm2[1],xmm5[1
>> ],xmm2[2],xmm5[2],xmm2[3],xmm5[3]
>> -; SSE2-NEXT:    movd %eax, %xmm3
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1
>> ],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
>> -; SSE2-NEXT:    movd %r12d, %xmm1
>> -; SSE2-NEXT:    movd %r15d, %xmm5
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm1[0],xmm5[1],xmm1[1
>> ],xmm5[2],xmm1[2],xmm5[3],xmm1[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1
>> ],xmm5[2],xmm3[2],xmm5[3],xmm3[3]
>> -; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm2[0],xmm5[1],xmm2[1
>> ],xmm5[2],xmm2[2],xmm5[3],xmm2[3]
>> -; SSE2-NEXT:    movdqu %xmm5, 32(%rdi)
>> -; SSE2-NEXT:    movdqu %xmm4, 16(%rdi)
>> -; SSE2-NEXT:    movdqu %xmm0, (%rdi)
>> -; SSE2-NEXT:    popq %rbx
>> -; SSE2-NEXT:    popq %r12
>> -; SSE2-NEXT:    popq %r13
>> -; SSE2-NEXT:    popq %r14
>> -; SSE2-NEXT:    popq %r15
>> -; SSE2-NEXT:    popq %rbp
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm1[0,0,0,3]
>> +; SSE2-NEXT:    movdqa {{.*#+}} xmm0 = [65535,65535,0,65535,65535,0,6
>> 5535,65535]
>> +; SSE2-NEXT:    movdqa %xmm0, %xmm5
>> +; SSE2-NEXT:    pandn %xmm4, %xmm5
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm3[0,3,3,3]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm3[1,1,2,2]
>> +; SSE2-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1
>> ],xmm3[2],xmm2[2],xmm3[3],xmm2[3]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm3[0,1,2,1]
>> +; SSE2-NEXT:    pshuflw {{.*#+}} xmm3 = xmm3[0,1,2,2,4,5,6,7]
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,5,4,5]
>> +; SSE2-NEXT:    pand %xmm0, %xmm3
>> +; SSE2-NEXT:    por %xmm5, %xmm3
>> +; SSE2-NEXT:    movdqa %xmm0, %xmm5
>> +; SSE2-NEXT:    pandn %xmm4, %xmm5
>> +; SSE2-NEXT:    pshuflw {{.*#+}} xmm4 = xmm2[0,1,3,3,4,5,6,7]
>> +; SSE2-NEXT:    punpckhwd {{.*#+}} xmm2 = xmm2[4],xmm1[4],xmm2[5],xmm1[5
>> ],xmm2[6],xmm1[6],xmm2[7],xmm1[7]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm2[2,1,2,3]
>> +; SSE2-NEXT:    pshuflw {{.*#+}} xmm2 = xmm2[2,3,2,0,4,5,6,7]
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,5,5,6,7]
>> +; SSE2-NEXT:    pand %xmm0, %xmm2
>> +; SSE2-NEXT:    por %xmm5, %xmm2
>> +; SSE2-NEXT:    movdqa {{.*#+}} xmm5 = [65535,0,65535,65535,0,65535,6
>> 5535,0]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,1,2,2]
>> +; SSE2-NEXT:    pand %xmm5, %xmm1
>> +; SSE2-NEXT:    pandn %xmm6, %xmm5
>> +; SSE2-NEXT:    por %xmm1, %xmm5
>> +; SSE2-NEXT:    pand %xmm0, %xmm5
>> +; SSE2-NEXT:    pshufhw {{.*#+}} xmm1 = xmm4[0,1,2,3,4,4,6,7]
>> +; SSE2-NEXT:    pandn %xmm1, %xmm0
>> +; SSE2-NEXT:    por %xmm5, %xmm0
>> +; SSE2-NEXT:    movdqu %xmm0, 16(%rdi)
>> +; SSE2-NEXT:    movdqu %xmm2, 32(%rdi)
>> +; SSE2-NEXT:    movdqu %xmm3, (%rdi)
>>  ; SSE2-NEXT:    retq
>>  ;
>>  ; SSE42-LABEL: interleave_24i16_in:
>>  ; SSE42:       # BB#0:
>> -; SSE42-NEXT:    movdqu (%rsi), %xmm3
>> -; SSE42-NEXT:    movdqu (%rdx), %xmm0
>> +; SSE42-NEXT:    movdqu (%rsi), %xmm0
>> +; SSE42-NEXT:    movdqu (%rdx), %xmm1
>>  ; SSE42-NEXT:    movdqu (%rcx), %xmm2
>> -; SSE42-NEXT:    pextrw $3, %xmm3, %eax
>> -; SSE42-NEXT:    pextrw $2, %xmm2, %ecx
>> -; SSE42-NEXT:    movd %ecx, %xmm1
>> -; SSE42-NEXT:    pinsrw $1, %eax, %xmm1
>> -; SSE42-NEXT:    pextrw $3, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $2, %eax, %xmm1
>> -; SSE42-NEXT:    pextrw $3, %xmm2, %eax
>> -; SSE42-NEXT:    pinsrw $3, %eax, %xmm1
>> -; SSE42-NEXT:    pextrw $4, %xmm3, %eax
>> -; SSE42-NEXT:    pinsrw $4, %eax, %xmm1
>> -; SSE42-NEXT:    pextrw $4, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $5, %eax, %xmm1
>> -; SSE42-NEXT:    pextrw $4, %xmm2, %eax
>> -; SSE42-NEXT:    pinsrw $6, %eax, %xmm1
>> -; SSE42-NEXT:    pextrw $5, %xmm3, %eax
>> -; SSE42-NEXT:    pinsrw $7, %eax, %xmm1
>> -; SSE42-NEXT:    pextrw $5, %xmm2, %eax
>> -; SSE42-NEXT:    pextrw $5, %xmm0, %ecx
>> -; SSE42-NEXT:    movd %ecx, %xmm4
>> -; SSE42-NEXT:    pinsrw $1, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $6, %xmm3, %eax
>> -; SSE42-NEXT:    pinsrw $2, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $6, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $3, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $6, %xmm2, %eax
>> -; SSE42-NEXT:    pinsrw $4, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $7, %xmm3, %eax
>> -; SSE42-NEXT:    pinsrw $5, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $7, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $6, %eax, %xmm4
>> -; SSE42-NEXT:    pextrw $7, %xmm2, %eax
>> -; SSE42-NEXT:    pinsrw $7, %eax, %xmm4
>> -; SSE42-NEXT:    movd %xmm0, %eax
>> -; SSE42-NEXT:    pextrw $1, %xmm3, %ecx
>> -; SSE42-NEXT:    pextrw $2, %xmm3, %edx
>> -; SSE42-NEXT:    pinsrw $1, %eax, %xmm3
>> -; SSE42-NEXT:    movd %xmm2, %eax
>> -; SSE42-NEXT:    pinsrw $2, %eax, %xmm3
>> -; SSE42-NEXT:    pinsrw $3, %ecx, %xmm3
>> -; SSE42-NEXT:    pextrw $1, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $4, %eax, %xmm3
>> -; SSE42-NEXT:    pextrw $1, %xmm2, %eax
>> -; SSE42-NEXT:    pinsrw $5, %eax, %xmm3
>> -; SSE42-NEXT:    pinsrw $6, %edx, %xmm3
>> -; SSE42-NEXT:    pextrw $2, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrw $7, %eax, %xmm3
>> -; SSE42-NEXT:    movdqu %xmm3, (%rdi)
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm3 = xmm0[1,1,2,2]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm4 = xmm0[0,3,3,3]
>> +; SSE42-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1
>> ],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
>> +; SSE42-NEXT:    pshufb {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5,4,5,6,7,10,11
>> ,8,9,10,11]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm5 = xmm2[0,0,0,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm5 = xmm0[0,1],xmm5[2],xmm0[3,4],xm
>> m5[5],xmm0[6,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[1,1,2,2]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm0 = xmm0[0],xmm3[1],xmm0[2,3],xmm3
>> [4],xmm0[5,6],xmm3[7]
>> +; SSE42-NEXT:    pshuflw {{.*#+}} xmm3 = xmm1[0,1,3,3,4,5,6,7]
>> +; SSE42-NEXT:    pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,4,4,6,7]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm3 = xmm0[0,1],xmm3[2],xmm0[3,4],xm
>> m3[5],xmm0[6,7]
>> +; SSE42-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm2[4],xmm1[5],xmm2[5
>> ],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
>> +; SSE42-NEXT:    pshufb {{.*#+}} xmm1 = xmm1[4,5,6,7,4,5,8,9,10,11,10,
>> 11,12,13,14,15]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm4 = xmm1[0,1],xmm4[2],xmm1[3,4],xm
>> m4[5],xmm1[6,7]
>>  ; SSE42-NEXT:    movdqu %xmm4, 32(%rdi)
>> -; SSE42-NEXT:    movdqu %xmm1, 16(%rdi)
>> +; SSE42-NEXT:    movdqu %xmm3, 16(%rdi)
>> +; SSE42-NEXT:    movdqu %xmm5, (%rdi)
>>  ; SSE42-NEXT:    retq
>>  ;
>>  ; AVX1-LABEL: interleave_24i16_in:
>> @@ -1238,164 +1101,125 @@ define void @interleave_24i16_in(<24 x i
>>  define void @interleave_24i32_out(<24 x i32>* %p, <8 x i32>* %q1, <8 x
>> i32>* %q2, <8 x i32>* %q3) nounwind {
>>  ; SSE2-LABEL: interleave_24i32_out:
>>  ; SSE2:       # BB#0:
>> +; SSE2-NEXT:    movdqu 80(%rdi), %xmm8
>>  ; SSE2-NEXT:    movdqu 64(%rdi), %xmm10
>> -; SSE2-NEXT:    movdqu 80(%rdi), %xmm9
>> -; SSE2-NEXT:    movdqu (%rdi), %xmm5
>> -; SSE2-NEXT:    movdqu 16(%rdi), %xmm12
>> -; SSE2-NEXT:    movdqu 32(%rdi), %xmm11
>> -; SSE2-NEXT:    movdqu 48(%rdi), %xmm4
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm11[1,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm5[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm6[0],xmm7[1],xmm6[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm12[2,3,0,1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm13 = xmm5[1,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm5[2,3,0,1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm8[0],xmm5[1],xmm8[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm7[0],xmm5[1],xmm7[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm9[1,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm4[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm7[0],xmm1[1],xmm7[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm10[2,3,0,1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm4[1,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm4[2,3,0,1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm8[0],xmm4[1],xmm8[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm1[0],xmm4[1],xmm1[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm11[2,3,0,1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm12[3,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm12[1,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm12 = xmm12[0],xmm8[0],xmm12[1],xmm8
>> [1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm13 = xmm13[0],xmm3[0],xmm13[1],xmm3
>> [1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm13 = xmm13[0],xmm12[0],xmm13[1],xmm
>> 12[1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm12 = xmm9[2,3,0,1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm10[3,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm10[1,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm10 = xmm10[0],xmm12[0],xmm10[1],xmm
>> 12[1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm8[0],xmm2[1],xmm8[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm10[0],xmm2[1],xmm10
>> [1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm11[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm6[0],xmm1[1],xmm6[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm11[0],xmm0[1],xmm11
>> [1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm9[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm9[0],xmm7[1],xmm9[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm3[0],xmm7[1],xmm3[1
>> ]
>> -; SSE2-NEXT:    movdqu %xmm4, 16(%rsi)
>> -; SSE2-NEXT:    movdqu %xmm5, (%rsi)
>> -; SSE2-NEXT:    movdqu %xmm2, 16(%rdx)
>> -; SSE2-NEXT:    movdqu %xmm13, (%rdx)
>> -; SSE2-NEXT:    movdqu %xmm7, 16(%rcx)
>> -; SSE2-NEXT:    movdqu %xmm0, (%rcx)
>> +; SSE2-NEXT:    movdqu (%rdi), %xmm0
>> +; SSE2-NEXT:    movdqu 16(%rdi), %xmm7
>> +; SSE2-NEXT:    movdqu 32(%rdi), %xmm9
>> +; SSE2-NEXT:    movdqu 48(%rdi), %xmm2
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm0[0,1,0,3]
>> +; SSE2-NEXT:    punpckhqdq {{.*#+}} xmm3 = xmm3[1],xmm7[1]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm9[0,1,0,1]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm6 = xmm6[3,0],xmm3[2,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,1],xmm6[2,0]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm2[0,1,0,3]
>> +; SSE2-NEXT:    punpckhqdq {{.*#+}} xmm6 = xmm6[1],xmm10[1]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm8[0,1,0,1]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[3,0],xmm6[2,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm6 = xmm6[0,1],xmm1[2,0]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[1,0],xmm7[0,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,2],xmm7[3,3]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm9[0,1,2,2]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm5 = xmm5[3,0],xmm0[2,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm5[2,0]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm2[2,3,0,1]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm2 = xmm2[1,0],xmm10[0,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,2],xmm10[3,3]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm8[0,1,2,2]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm4 = xmm4[3,0],xmm2[2,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,1],xmm4[2,0]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm7[1,1,2,3]
>> +; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm4[0],xmm1[1],xmm4[1
>> ]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm4 = xmm9[0,1,0,3]
>> +; SSE2-NEXT:    movsd {{.*#+}} xmm4 = xmm1[0],xmm4[1]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm10[1,1,2,3]
>> +; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm1[0],xmm5[1],xmm1[1
>> ]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm8[0,1,0,3]
>> +; SSE2-NEXT:    movsd {{.*#+}} xmm1 = xmm5[0],xmm1[1]
>> +; SSE2-NEXT:    movups %xmm6, 16(%rsi)
>> +; SSE2-NEXT:    movups %xmm3, (%rsi)
>> +; SSE2-NEXT:    movups %xmm2, 16(%rdx)
>> +; SSE2-NEXT:    movups %xmm0, (%rdx)
>> +; SSE2-NEXT:    movupd %xmm1, 16(%rcx)
>> +; SSE2-NEXT:    movupd %xmm4, (%rcx)
>>  ; SSE2-NEXT:    retq
>>  ;
>>  ; SSE42-LABEL: interleave_24i32_out:
>>  ; SSE42:       # BB#0:
>>  ; SSE42-NEXT:    movdqu 80(%rdi), %xmm8
>> -; SSE42-NEXT:    movdqu 64(%rdi), %xmm9
>> -; SSE42-NEXT:    movdqu (%rdi), %xmm6
>> -; SSE42-NEXT:    movdqu 16(%rdi), %xmm3
>> +; SSE42-NEXT:    movdqu 64(%rdi), %xmm1
>> +; SSE42-NEXT:    movdqu (%rdi), %xmm5
>> +; SSE42-NEXT:    movdqu 16(%rdi), %xmm6
>>  ; SSE42-NEXT:    movdqu 32(%rdi), %xmm2
>>  ; SSE42-NEXT:    movdqu 48(%rdi), %xmm4
>> -; SSE42-NEXT:    pextrd $3, %xmm6, %eax
>> -; SSE42-NEXT:    pshufd {{.*#+}} xmm5 = xmm6[1,1,2,3]
>> -; SSE42-NEXT:    pshufd {{.*#+}} xmm7 = xmm6[2,3,0,1]
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm6
>> -; SSE42-NEXT:    pextrd $2, %xmm3, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm6
>> -; SSE42-NEXT:    pextrd $1, %xmm2, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm6
>> -; SSE42-NEXT:    pextrd $3, %xmm4, %eax
>> -; SSE42-NEXT:    pshufd {{.*#+}} xmm0 = xmm4[1,1,2,3]
>> -; SSE42-NEXT:    pshufd {{.*#+}} xmm1 = xmm4[2,3,0,1]
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm4
>> -; SSE42-NEXT:    pextrd $2, %xmm9, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm4
>> -; SSE42-NEXT:    pextrd $1, %xmm8, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm4
>> -; SSE42-NEXT:    movd %xmm3, %eax
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm5
>> -; SSE42-NEXT:    pextrd $3, %xmm3, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm5
>> -; SSE42-NEXT:    pextrd $2, %xmm2, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm5
>> -; SSE42-NEXT:    movd %xmm9, %eax
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm0
>> -; SSE42-NEXT:    pextrd $3, %xmm9, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm0
>> -; SSE42-NEXT:    pextrd $2, %xmm8, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm0
>> -; SSE42-NEXT:    pextrd $1, %xmm3, %eax
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm7
>> -; SSE42-NEXT:    movd %xmm2, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm7
>> -; SSE42-NEXT:    pextrd $3, %xmm2, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm7
>> -; SSE42-NEXT:    pextrd $1, %xmm9, %eax
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm1
>> -; SSE42-NEXT:    movd %xmm8, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm1
>> -; SSE42-NEXT:    pextrd $3, %xmm8, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm1
>> -; SSE42-NEXT:    movdqu %xmm4, 16(%rsi)
>> -; SSE42-NEXT:    movdqu %xmm6, (%rsi)
>> -; SSE42-NEXT:    movdqu %xmm0, 16(%rdx)
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm7 = xmm5[0,3,2,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm7 = xmm7[0,1,2,3],xmm6[4,5,6,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm3 = xmm2[0,1,0,1]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm3 = xmm7[0,1,2,3,4,5],xmm3[6,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm7 = xmm4[0,3,2,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm7 = xmm7[0,1,2,3],xmm1[4,5,6,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm0 = xmm8[0,1,0,1]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm0 = xmm7[0,1,2,3,4,5],xmm0[6,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm9 = xmm2[0,1,2,2]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm7 = xmm5[2,3,0,1]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm7 = xmm7[0,1],xmm6[2,3],xmm7[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm6 = xmm6[0,1],xmm5[2,3],xmm6[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm5 = xmm6[1,0,3,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm5 = xmm5[0,1,2,3,4,5],xmm9[6,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm6 = xmm4[2,3,0,1]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm6 = xmm6[0,1],xmm1[2,3],xmm6[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm1 = xmm1[0,1],xmm4[2,3],xmm1[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[1,0,3,3]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm4 = xmm8[0,1,2,2]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm4 = xmm1[0,1,2,3,4,5],xmm4[6,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm1 = xmm2[0,1,0,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm1 = xmm7[0,1,2,3],xmm1[4,5,6,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm2 = xmm8[0,1,0,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm2 = xmm6[0,1,2,3],xmm2[4,5,6,7]
>> +; SSE42-NEXT:    movdqu %xmm0, 16(%rsi)
>> +; SSE42-NEXT:    movdqu %xmm3, (%rsi)
>> +; SSE42-NEXT:    movdqu %xmm4, 16(%rdx)
>>  ; SSE42-NEXT:    movdqu %xmm5, (%rdx)
>> -; SSE42-NEXT:    movdqu %xmm1, 16(%rcx)
>> -; SSE42-NEXT:    movdqu %xmm7, (%rcx)
>> +; SSE42-NEXT:    movdqu %xmm2, 16(%rcx)
>> +; SSE42-NEXT:    movdqu %xmm1, (%rcx)
>>  ; SSE42-NEXT:    retq
>>  ;
>>  ; AVX1-LABEL: interleave_24i32_out:
>>  ; AVX1:       # BB#0:
>> -; AVX1-NEXT:    vmovdqu (%rdi), %ymm1
>> -; AVX1-NEXT:    vmovups 32(%rdi), %ymm0
>> -; AVX1-NEXT:    vmovdqu 64(%rdi), %ymm2
>> -; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm3
>> -; AVX1-NEXT:    vpextrd $3, %xmm3, %eax
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm3, %xmm4
>> -; AVX1-NEXT:    vpextrd $2, %xmm2, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm4, %xmm5
>> -; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm4
>> -; AVX1-NEXT:    vpextrd $1, %xmm4, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm5, %xmm5
>> -; AVX1-NEXT:    vpextrd $3, %xmm1, %eax
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm1, %xmm6
>> -; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm7
>> -; AVX1-NEXT:    vpextrd $2, %xmm7, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm6, %xmm6
>> -; AVX1-NEXT:    vpextrd $1, %xmm0, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm6, %xmm6
>> -; AVX1-NEXT:    vinsertf128 $1, %xmm5, %ymm6, %ymm8
>> -; AVX1-NEXT:    vmovd %xmm2, %eax
>> -; AVX1-NEXT:    vpshufd {{.*#+}} xmm6 = xmm3[1,1,2,3]
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm6, %xmm6
>> -; AVX1-NEXT:    vpextrd $3, %xmm2, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm6, %xmm6
>> -; AVX1-NEXT:    vpextrd $2, %xmm4, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm6, %xmm6
>> -; AVX1-NEXT:    vmovd %xmm7, %eax
>> -; AVX1-NEXT:    vpshufd {{.*#+}} xmm5 = xmm1[1,1,2,3]
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm5, %xmm5
>> -; AVX1-NEXT:    vpextrd $3, %xmm7, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm5, %xmm5
>> -; AVX1-NEXT:    vpextrd $2, %xmm0, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm5, %xmm5
>> +; AVX1-NEXT:    vmovups (%rdi), %ymm0
>> +; AVX1-NEXT:    vmovups 32(%rdi), %ymm1
>> +; AVX1-NEXT:    vmovups 64(%rdi), %ymm2
>> +; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm3
>> +; AVX1-NEXT:    vinsertps {{.*#+}} xmm4 = zero,zero,xmm2[2],xmm3[1]
>> +; AVX1-NEXT:    vinsertf128 $1, %xmm4, %ymm0, %ymm4
>> +; AVX1-NEXT:    vblendps {{.*#+}} ymm5 = ymm0[0],ymm1[1],ymm0[2,3],ymm1
>> [4],ymm0[5,6],ymm1[7]
>> +; AVX1-NEXT:    vextractf128 $1, %ymm5, %xmm6
>> +; AVX1-NEXT:    vblendps {{.*#+}} xmm5 = xmm5[0,1],xmm6[2],xmm5[3]
>> +; AVX1-NEXT:    vpermilps {{.*#+}} xmm5 = xmm5[0,3,2,1]
>> +; AVX1-NEXT:    vpermilps {{.*#+}} xmm6 = xmm6[0,3,2,3]
>>  ; AVX1-NEXT:    vinsertf128 $1, %xmm6, %ymm5, %ymm5
>> -; AVX1-NEXT:    vpextrd $1, %xmm2, %eax
>> -; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm3[2,3,0,1]
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm2, %xmm2
>> -; AVX1-NEXT:    vmovd %xmm4, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm2, %xmm2
>> -; AVX1-NEXT:    vpextrd $3, %xmm4, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm2, %xmm2
>> -; AVX1-NEXT:    vpextrd $1, %xmm7, %eax
>> -; AVX1-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,0,1]
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm1, %xmm1
>> -; AVX1-NEXT:    vmovd %xmm0, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm1, %xmm1
>> -; AVX1-NEXT:    vpextrd $3, %xmm0, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm1, %xmm0
>> -; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
>> -; AVX1-NEXT:    vmovups %ymm8, (%rsi)
>> +; AVX1-NEXT:    vblendpd {{.*#+}} ymm4 = ymm5[0,1,2],ymm4[3]
>> +; AVX1-NEXT:    vblendps {{.*#+}} xmm5 = xmm2[0,1],xmm3[2],xmm2[3]
>> +; AVX1-NEXT:    vpermilps {{.*#+}} xmm5 = xmm5[0,0,3,2]
>> +; AVX1-NEXT:    vinsertf128 $1, %xmm5, %ymm0, %ymm5
>> +; AVX1-NEXT:    vblendps {{.*#+}} ymm6 = ymm0[0,1],ymm1[2],ymm0[3,4],ym
>> m1[5],ymm0[6,7]
>> +; AVX1-NEXT:    vextractf128 $1, %ymm6, %xmm7
>> +; AVX1-NEXT:    vblendps {{.*#+}} xmm6 = xmm7[0],xmm6[1,2],xmm7[3]
>> +; AVX1-NEXT:    vpermilps {{.*#+}} xmm6 = xmm6[1,0,3,2]
>> +; AVX1-NEXT:    vmovshdup {{.*#+}} xmm7 = xmm7[1,1,3,3]
>> +; AVX1-NEXT:    vinsertf128 $1, %xmm7, %ymm6, %ymm6
>> +; AVX1-NEXT:    vblendps {{.*#+}} ymm5 = ymm6[0,1,2,3,4],ymm5[5,6,7]
>> +; AVX1-NEXT:    vshufps {{.*#+}} xmm2 = xmm2[0,1],xmm3[0,3]
>> +; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm2
>> +; AVX1-NEXT:    vblendps {{.*#+}} ymm0 = ymm1[0,1],ymm0[2],ymm1[3,4],ym
>> m0[5],ymm1[6,7]
>> +; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
>> +; AVX1-NEXT:    vblendps {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
>> +; AVX1-NEXT:    vpermilps {{.*#+}} xmm0 = xmm0[2,1,0,3]
>> +; AVX1-NEXT:    vpermilpd {{.*#+}} xmm1 = xmm1[1,0]
>> +; AVX1-NEXT:    vinsertf128 $1, %xmm1, %ymm0, %ymm0
>> +; AVX1-NEXT:    vblendps {{.*#+}} ymm0 = ymm0[0,1,2,3,4],ymm2[5,6,7]
>> +; AVX1-NEXT:    vmovupd %ymm4, (%rsi)
>>  ; AVX1-NEXT:    vmovups %ymm5, (%rdx)
>>  ; AVX1-NEXT:    vmovups %ymm0, (%rcx)
>>  ; AVX1-NEXT:    vzeroupper
>> @@ -1403,57 +1227,29 @@ define void @interleave_24i32_out(<24 x
>>  ;
>>  ; AVX2-LABEL: interleave_24i32_out:
>>  ; AVX2:       # BB#0:
>> -; AVX2-NEXT:    vmovdqu (%rdi), %ymm1
>> -; AVX2-NEXT:    vmovdqu 32(%rdi), %ymm0
>> +; AVX2-NEXT:    vmovdqu (%rdi), %ymm0
>> +; AVX2-NEXT:    vmovdqu 32(%rdi), %ymm1
>>  ; AVX2-NEXT:    vmovdqu 64(%rdi), %ymm2
>> -; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm3
>> -; AVX2-NEXT:    vpextrd $3, %xmm3, %eax
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm3, %xmm4
>> -; AVX2-NEXT:    vpextrd $2, %xmm2, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm4, %xmm5
>> -; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm4
>> -; AVX2-NEXT:    vpextrd $1, %xmm4, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm5, %xmm5
>> -; AVX2-NEXT:    vpextrd $3, %xmm1, %eax
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm1, %xmm6
>> -; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm7
>> -; AVX2-NEXT:    vpextrd $2, %xmm7, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm6, %xmm6
>> -; AVX2-NEXT:    vpextrd $1, %xmm0, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm6, %xmm6
>> -; AVX2-NEXT:    vinserti128 $1, %xmm5, %ymm6, %ymm8
>> -; AVX2-NEXT:    vmovd %xmm2, %eax
>> -; AVX2-NEXT:    vpshufd {{.*#+}} xmm6 = xmm3[1,1,2,3]
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm6, %xmm6
>> -; AVX2-NEXT:    vpextrd $3, %xmm2, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm6, %xmm6
>> -; AVX2-NEXT:    vpextrd $2, %xmm4, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm6, %xmm6
>> -; AVX2-NEXT:    vmovd %xmm7, %eax
>> -; AVX2-NEXT:    vpshufd {{.*#+}} xmm5 = xmm1[1,1,2,3]
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm5, %xmm5
>> -; AVX2-NEXT:    vpextrd $3, %xmm7, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm5, %xmm5
>> -; AVX2-NEXT:    vpextrd $2, %xmm0, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm5, %xmm5
>> -; AVX2-NEXT:    vinserti128 $1, %xmm6, %ymm5, %ymm5
>> -; AVX2-NEXT:    vpextrd $1, %xmm2, %eax
>> -; AVX2-NEXT:    vpshufd {{.*#+}} xmm2 = xmm3[2,3,0,1]
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm2, %xmm2
>> -; AVX2-NEXT:    vmovd %xmm4, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm2, %xmm2
>> -; AVX2-NEXT:    vpextrd $3, %xmm4, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm2, %xmm2
>> -; AVX2-NEXT:    vpextrd $1, %xmm7, %eax
>> -; AVX2-NEXT:    vpshufd {{.*#+}} xmm1 = xmm1[2,3,0,1]
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm1, %xmm1
>> -; AVX2-NEXT:    vmovd %xmm0, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm1, %xmm1
>> -; AVX2-NEXT:    vpextrd $3, %xmm0, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm1, %xmm0
>> -; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm0, %ymm0
>> -; AVX2-NEXT:    vmovdqu %ymm8, (%rsi)
>> -; AVX2-NEXT:    vmovdqu %ymm5, (%rdx)
>> +; AVX2-NEXT:    vmovdqa {{.*#+}} ymm3 = <u,u,u,u,u,u,2,5>
>> +; AVX2-NEXT:    vpermd %ymm2, %ymm3, %ymm3
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm4 = ymm0[0],ymm1[1],ymm0[2,3],ymm1
>> [4],ymm0[5,6],ymm1[7]
>> +; AVX2-NEXT:    vmovdqa {{.*#+}} ymm5 = <0,3,6,1,4,7,u,u>
>> +; AVX2-NEXT:    vpermd %ymm4, %ymm5, %ymm4
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm3 = ymm4[0,1,2,3,4,5],ymm3[6,7]
>> +; AVX2-NEXT:    vmovdqa {{.*#+}} ymm4 = <u,u,u,u,u,0,3,6>
>> +; AVX2-NEXT:    vpermd %ymm2, %ymm4, %ymm4
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm5 = ymm0[0,1],ymm1[2],ymm0[3,4],ym
>> m1[5],ymm0[6,7]
>> +; AVX2-NEXT:    vmovdqa {{.*#+}} ymm6 = <1,4,7,2,5,u,u,u>
>> +; AVX2-NEXT:    vpermd %ymm5, %ymm6, %ymm5
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm4 = ymm5[0,1,2,3,4],ymm4[5,6,7]
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm1[0,1],ymm0[2],ymm1[3,4],ym
>> m0[5],ymm1[6,7]
>> +; AVX2-NEXT:    vmovdqa {{.*#+}} ymm1 = <2,5,0,3,6,u,u,u>
>> +; AVX2-NEXT:    vpermd %ymm0, %ymm1, %ymm0
>> +; AVX2-NEXT:    vpshufd {{.*#+}} ymm1 = ymm2[0,1,0,3,4,5,4,7]
>> +; AVX2-NEXT:    vpermq {{.*#+}} ymm1 = ymm1[0,1,0,3]
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1,2,3,4],ymm1[5,6,7]
>> +; AVX2-NEXT:    vmovdqu %ymm3, (%rsi)
>> +; AVX2-NEXT:    vmovdqu %ymm4, (%rdx)
>>  ; AVX2-NEXT:    vmovdqu %ymm0, (%rcx)
>>  ; AVX2-NEXT:    vzeroupper
>>  ; AVX2-NEXT:    retq
>> @@ -1470,223 +1266,153 @@ define void @interleave_24i32_out(<24 x
>>  define void @interleave_24i32_in(<24 x i32>* %p, <8 x i32>* %q1, <8 x
>> i32>* %q2, <8 x i32>* %q3) nounwind {
>>  ; SSE2-LABEL: interleave_24i32_in:
>>  ; SSE2:       # BB#0:
>> -; SSE2-NEXT:    movdqu (%rsi), %xmm4
>> -; SSE2-NEXT:    movdqu 16(%rsi), %xmm1
>> -; SSE2-NEXT:    movdqu (%rdx), %xmm5
>> -; SSE2-NEXT:    movdqu 16(%rdx), %xmm2
>> -; SSE2-NEXT:    movdqu (%rcx), %xmm6
>> -; SSE2-NEXT:    movdqu 16(%rcx), %xmm11
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm4[1,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm9 = xmm5[2,3,0,1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm5[1,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm10 = xmm5[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm8[0],xmm5[1],xmm8[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm4[2,3,0,1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm4[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm6[0],xmm4[1],xmm6[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm4 = xmm4[0],xmm5[0],xmm4[1],xmm5[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm6[1,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm9[0],xmm5[1],xmm9[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm7[0],xmm3[1],xmm7[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm3 = xmm3[0],xmm5[0],xmm3[1],xmm5[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm6[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm5[0],xmm0[1],xmm5[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm6[2,3,0,1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm10[0],xmm5[1],xmm10
>> [1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm5 = xmm5[0],xmm0[0],xmm5[1],xmm0[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[1,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm8 = xmm2[2,3,0,1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm2[1,1,2,3]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm9 = xmm2[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm1[2,3,0,1]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm1[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm11[0],xmm1[1],xmm11
>> [1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm11[1,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm8[0],xmm2[1],xmm8[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm0[0],xmm7[1],xmm0[1
>> ]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm7 = xmm7[0],xmm2[0],xmm7[1],xmm2[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm11[3,1,2,3]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm0[0],xmm6[1],xmm0[1
>> ]
>> -; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm11[2,3,0,1]
>> -; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm9[0],xmm0[1],xmm9[1
>> ]
>> +; SSE2-NEXT:    movdqu (%rsi), %xmm5
>> +; SSE2-NEXT:    movdqu 16(%rsi), %xmm2
>> +; SSE2-NEXT:    movdqu (%rdx), %xmm6
>> +; SSE2-NEXT:    movdqu 16(%rdx), %xmm1
>> +; SSE2-NEXT:    movdqu (%rcx), %xmm7
>> +; SSE2-NEXT:    movdqu 16(%rcx), %xmm4
>> +; SSE2-NEXT:    movdqa %xmm5, %xmm0
>>  ; SSE2-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm6[0],xmm0[1],xmm6[1
>> ]
>> -; SSE2-NEXT:    movdqu %xmm0, 80(%rdi)
>> -; SSE2-NEXT:    movdqu %xmm7, 64(%rdi)
>> -; SSE2-NEXT:    movdqu %xmm1, 48(%rdi)
>> -; SSE2-NEXT:    movdqu %xmm5, 32(%rdi)
>> -; SSE2-NEXT:    movdqu %xmm3, 16(%rdi)
>> -; SSE2-NEXT:    movdqu %xmm4, (%rdi)
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,1,2,2]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm3 = xmm7[0,1,0,1]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm3 = xmm3[2,0],xmm0[3,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm0 = xmm0[0,1],xmm3[0,2]
>> +; SSE2-NEXT:    movdqa %xmm7, %xmm3
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm3 = xmm3[1,0],xmm6[1,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm3 = xmm3[2,0],xmm6[2,2]
>> +; SSE2-NEXT:    punpckhdq {{.*#+}} xmm7 = xmm7[2],xmm5[2],xmm7[3],xmm5[3
>> ]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm5 = xmm5[2,0],xmm3[3,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm3 = xmm3[0,1],xmm5[0,2]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm5 = xmm7[0,3,2,2]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm6[2,2,3,3]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm6 = xmm6[2,0],xmm5[3,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm5 = xmm5[0,1],xmm6[0,2]
>> +; SSE2-NEXT:    movdqa %xmm2, %xmm6
>> +; SSE2-NEXT:    punpckldq {{.*#+}} xmm6 = xmm6[0],xmm1[0],xmm6[1],xmm1[1
>> ]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm6 = xmm6[0,1,2,2]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm7 = xmm4[0,1,0,1]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm7 = xmm7[2,0],xmm6[3,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm6 = xmm6[0,1],xmm7[0,2]
>> +; SSE2-NEXT:    movdqa %xmm4, %xmm7
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm7 = xmm7[1,0],xmm1[1,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm7 = xmm7[2,0],xmm1[2,2]
>> +; SSE2-NEXT:    punpckhdq {{.*#+}} xmm4 = xmm4[2],xmm2[2],xmm4[3],xmm2[3
>> ]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm2 = xmm2[2,0],xmm7[3,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm7 = xmm7[0,1],xmm2[0,2]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm2 = xmm4[0,3,2,2]
>> +; SSE2-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[2,2,3,3]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm1 = xmm1[2,0],xmm2[3,0]
>> +; SSE2-NEXT:    shufps {{.*#+}} xmm2 = xmm2[0,1],xmm1[0,2]
>> +; SSE2-NEXT:    movups %xmm2, 80(%rdi)
>> +; SSE2-NEXT:    movups %xmm7, 64(%rdi)
>> +; SSE2-NEXT:    movups %xmm6, 48(%rdi)
>> +; SSE2-NEXT:    movups %xmm5, 32(%rdi)
>> +; SSE2-NEXT:    movups %xmm3, 16(%rdi)
>> +; SSE2-NEXT:    movups %xmm0, (%rdi)
>>  ; SSE2-NEXT:    retq
>>  ;
>>  ; SSE42-LABEL: interleave_24i32_in:
>>  ; SSE42:       # BB#0:
>> -; SSE42-NEXT:    movdqu (%rsi), %xmm3
>> +; SSE42-NEXT:    movdqu (%rsi), %xmm5
>>  ; SSE42-NEXT:    movdqu 16(%rsi), %xmm2
>>  ; SSE42-NEXT:    movdqu (%rdx), %xmm6
>> -; SSE42-NEXT:    movdqu 16(%rdx), %xmm0
>> +; SSE42-NEXT:    movdqu 16(%rdx), %xmm1
>>  ; SSE42-NEXT:    movdqu (%rcx), %xmm7
>> -; SSE42-NEXT:    movdqu 16(%rcx), %xmm1
>> -; SSE42-NEXT:    movd %xmm6, %eax
>> -; SSE42-NEXT:    pextrd $1, %xmm3, %ecx
>> -; SSE42-NEXT:    pextrd $2, %xmm3, %edx
>> -; SSE42-NEXT:    pextrd $3, %xmm3, %esi
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm3
>> -; SSE42-NEXT:    movd %xmm7, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm3
>> -; SSE42-NEXT:    pinsrd $3, %ecx, %xmm3
>> -; SSE42-NEXT:    pextrd $1, %xmm7, %eax
>> -; SSE42-NEXT:    pshufd {{.*#+}} xmm4 = xmm6[1,1,2,3]
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm4
>> -; SSE42-NEXT:    pinsrd $2, %edx, %xmm4
>> -; SSE42-NEXT:    pextrd $2, %xmm6, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm4
>> -; SSE42-NEXT:    pshufd {{.*#+}} xmm5 = xmm7[2,3,0,1]
>> -; SSE42-NEXT:    pinsrd $1, %esi, %xmm5
>> -; SSE42-NEXT:    pextrd $3, %xmm6, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm5
>> -; SSE42-NEXT:    pextrd $3, %xmm7, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm5
>> -; SSE42-NEXT:    movd %xmm0, %eax
>> -; SSE42-NEXT:    pextrd $1, %xmm2, %ecx
>> -; SSE42-NEXT:    pextrd $2, %xmm2, %edx
>> -; SSE42-NEXT:    pextrd $3, %xmm2, %esi
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm2
>> -; SSE42-NEXT:    movd %xmm1, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm2
>> -; SSE42-NEXT:    pinsrd $3, %ecx, %xmm2
>> -; SSE42-NEXT:    pextrd $1, %xmm1, %eax
>> -; SSE42-NEXT:    pshufd {{.*#+}} xmm6 = xmm0[1,1,2,3]
>> -; SSE42-NEXT:    pinsrd $1, %eax, %xmm6
>> -; SSE42-NEXT:    pinsrd $2, %edx, %xmm6
>> -; SSE42-NEXT:    pextrd $2, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm6
>> -; SSE42-NEXT:    pshufd {{.*#+}} xmm7 = xmm1[2,3,0,1]
>> -; SSE42-NEXT:    pinsrd $1, %esi, %xmm7
>> -; SSE42-NEXT:    pextrd $3, %xmm0, %eax
>> -; SSE42-NEXT:    pinsrd $2, %eax, %xmm7
>> -; SSE42-NEXT:    pextrd $3, %xmm1, %eax
>> -; SSE42-NEXT:    pinsrd $3, %eax, %xmm7
>> -; SSE42-NEXT:    movdqu %xmm7, 80(%rdi)
>> -; SSE42-NEXT:    movdqu %xmm6, 64(%rdi)
>> -; SSE42-NEXT:    movdqu %xmm2, 48(%rdi)
>> +; SSE42-NEXT:    movdqu 16(%rcx), %xmm4
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm0 = xmm6[0,0,1,1]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm3 = xmm5[0,1,0,1]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm3 = xmm3[0,1],xmm0[2,3],xmm3[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm0 = xmm7[0,1,0,1]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm0 = xmm3[0,1,2,3],xmm0[4,5],xmm3[6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm3 = xmm6[1,1,2,2]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm3 = xmm3[0,1],xmm7[2,3],xmm3[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm3 = xmm3[0,1,2,3],xmm5[4,5],xmm3[6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm5 = xmm5[2,3,0,1]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm7 = xmm7[2,3,2,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm7 = xmm7[0,1],xmm5[2,3],xmm7[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm5 = xmm6[2,2,3,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm5 = xmm7[0,1,2,3],xmm5[4,5],xmm7[6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm6 = xmm1[0,0,1,1]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm7 = xmm2[0,1,0,1]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm7 = xmm7[0,1],xmm6[2,3],xmm7[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm6 = xmm4[0,1,0,1]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm6 = xmm7[0,1,2,3],xmm6[4,5],xmm7[6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm7 = xmm1[1,1,2,2]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm7 = xmm7[0,1],xmm4[2,3],xmm7[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm7 = xmm7[0,1,2,3],xmm2[4,5],xmm7[6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm2 = xmm2[2,3,0,1]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm4 = xmm4[2,3,2,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm4 = xmm4[0,1],xmm2[2,3],xmm4[4,5,6
>> ,7]
>> +; SSE42-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[2,2,3,3]
>> +; SSE42-NEXT:    pblendw {{.*#+}} xmm1 = xmm4[0,1,2,3],xmm1[4,5],xmm4[6
>> ,7]
>> +; SSE42-NEXT:    movdqu %xmm1, 80(%rdi)
>> +; SSE42-NEXT:    movdqu %xmm7, 64(%rdi)
>> +; SSE42-NEXT:    movdqu %xmm6, 48(%rdi)
>>  ; SSE42-NEXT:    movdqu %xmm5, 32(%rdi)
>> -; SSE42-NEXT:    movdqu %xmm4, 16(%rdi)
>> -; SSE42-NEXT:    movdqu %xmm3, (%rdi)
>> +; SSE42-NEXT:    movdqu %xmm3, 16(%rdi)
>> +; SSE42-NEXT:    movdqu %xmm0, (%rdi)
>>  ; SSE42-NEXT:    retq
>>  ;
>>  ; AVX1-LABEL: interleave_24i32_in:
>>  ; AVX1:       # BB#0:
>> -; AVX1-NEXT:    vmovdqu (%rsi), %ymm2
>> -; AVX1-NEXT:    vmovdqu (%rdx), %ymm3
>> -; AVX1-NEXT:    vmovdqu (%rcx), %ymm1
>> -; AVX1-NEXT:    vpextrd $1, %xmm1, %eax
>> -; AVX1-NEXT:    vpshufd {{.*#+}} xmm0 = xmm3[1,1,2,3]
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm0, %xmm0
>> -; AVX1-NEXT:    vpextrd $2, %xmm2, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm0, %xmm0
>> -; AVX1-NEXT:    vpextrd $2, %xmm3, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm0, %xmm0
>> -; AVX1-NEXT:    vmovd %xmm3, %eax
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm2, %xmm4
>> -; AVX1-NEXT:    vmovd %xmm1, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm4, %xmm4
>> -; AVX1-NEXT:    vpextrd $1, %xmm2, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm4, %xmm4
>> -; AVX1-NEXT:    vinsertf128 $1, %xmm0, %ymm4, %ymm0
>> +; AVX1-NEXT:    vmovups (%rsi), %ymm0
>> +; AVX1-NEXT:    vmovups (%rdx), %ymm1
>> +; AVX1-NEXT:    vmovupd (%rcx), %ymm2
>> +; AVX1-NEXT:    vshufps {{.*#+}} xmm3 = xmm0[2,0],xmm1[2,0]
>> +; AVX1-NEXT:    vshufps {{.*#+}} xmm3 = xmm1[1,1],xmm3[0,2]
>> +; AVX1-NEXT:    vshufps {{.*#+}} xmm4 = xmm1[0,0],xmm0[0,0]
>> +; AVX1-NEXT:    vshufps {{.*#+}} xmm4 = xmm4[2,0],xmm0[2,1]
>> +; AVX1-NEXT:    vinsertf128 $1, %xmm3, %ymm4, %ymm3
>> +; AVX1-NEXT:    vmovddup {{.*#+}} xmm4 = xmm2[0,0]
>> +; AVX1-NEXT:    vinsertf128 $1, %xmm4, %ymm4, %ymm4
>> +; AVX1-NEXT:    vblendps {{.*#+}} ymm3 = ymm3[0,1],ymm4[2],ymm3[3,4],ym
>> m4[5],ymm3[6,7]
>>  ; AVX1-NEXT:    vextractf128 $1, %ymm2, %xmm4
>> -; AVX1-NEXT:    vextractf128 $1, %ymm3, %xmm5
>> -; AVX1-NEXT:    vmovd %xmm5, %eax
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm4, %xmm6
>> -; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm7
>> -; AVX1-NEXT:    vmovd %xmm7, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm6, %xmm6
>> -; AVX1-NEXT:    vpextrd $1, %xmm4, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm6, %xmm6
>> -; AVX1-NEXT:    vpextrd $3, %xmm2, %eax
>> -; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm1[2,3,0,1]
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm2, %xmm2
>> -; AVX1-NEXT:    vpextrd $3, %xmm3, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm2, %xmm2
>> -; AVX1-NEXT:    vpextrd $3, %xmm1, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm2, %xmm1
>> -; AVX1-NEXT:    vinsertf128 $1, %xmm6, %ymm1, %ymm1
>> -; AVX1-NEXT:    vpextrd $3, %xmm4, %eax
>> -; AVX1-NEXT:    vpshufd {{.*#+}} xmm2 = xmm7[2,3,0,1]
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm2, %xmm2
>> -; AVX1-NEXT:    vpextrd $3, %xmm5, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm2, %xmm2
>> -; AVX1-NEXT:    vpextrd $3, %xmm7, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm2, %xmm2
>> -; AVX1-NEXT:    vpextrd $1, %xmm7, %eax
>> -; AVX1-NEXT:    vpshufd {{.*#+}} xmm3 = xmm5[1,1,2,3]
>> -; AVX1-NEXT:    vpinsrd $1, %eax, %xmm3, %xmm3
>> -; AVX1-NEXT:    vpextrd $2, %xmm4, %eax
>> -; AVX1-NEXT:    vpinsrd $2, %eax, %xmm3, %xmm3
>> -; AVX1-NEXT:    vpextrd $2, %xmm5, %eax
>> -; AVX1-NEXT:    vpinsrd $3, %eax, %xmm3, %xmm3
>> -; AVX1-NEXT:    vinsertf128 $1, %xmm2, %ymm3, %ymm2
>> -; AVX1-NEXT:    vmovups %ymm2, 64(%rdi)
>> -; AVX1-NEXT:    vmovups %ymm1, 32(%rdi)
>> -; AVX1-NEXT:    vmovups %ymm0, (%rdi)
>> +; AVX1-NEXT:    vextractf128 $1, %ymm1, %xmm5
>> +; AVX1-NEXT:    vshufps {{.*#+}} xmm6 = xmm5[3,0],xmm4[3,0]
>> +; AVX1-NEXT:    vshufps {{.*#+}} xmm6 = xmm4[2,1],xmm6[0,2]
>> +; AVX1-NEXT:    vshufps {{.*#+}} xmm4 = xmm4[1,0],xmm5[1,0]
>> +; AVX1-NEXT:    vshufps {{.*#+}} xmm4 = xmm4[2,0],xmm5[2,2]
>> +; AVX1-NEXT:    vinsertf128 $1, %xmm6, %ymm4, %ymm4
>> +; AVX1-NEXT:    vpermilpd {{.*#+}} ymm5 = ymm0[1,1,3,3]
>> +; AVX1-NEXT:    vperm2f128 {{.*#+}} ymm5 = ymm5[2,3,2,3]
>> +; AVX1-NEXT:    vblendps {{.*#+}} ymm4 = ymm4[0,1],ymm5[2],ymm4[3,4],ym
>> m5[5],ymm4[6,7]
>> +; AVX1-NEXT:    vpermilpd {{.*#+}} ymm0 = ymm0[1,0,2,2]
>> +; AVX1-NEXT:    vpermilpd {{.*#+}} ymm2 = ymm2[1,1,2,2]
>> +; AVX1-NEXT:    vblendps {{.*#+}} ymm0 = ymm2[0],ymm0[1],ymm2[2,3],ymm0
>> [4],ymm2[5,6],ymm0[7]
>> +; AVX1-NEXT:    vpermilps {{.*#+}} ymm1 = ymm1[0,0,3,3,4,4,7,7]
>> +; AVX1-NEXT:    vblendps {{.*#+}} ymm0 = ymm0[0,1],ymm1[2],ymm0[3,4],ym
>> m1[5],ymm0[6,7]
>> +; AVX1-NEXT:    vmovups %ymm0, 32(%rdi)
>> +; AVX1-NEXT:    vmovups %ymm4, 64(%rdi)
>> +; AVX1-NEXT:    vmovups %ymm3, (%rdi)
>>  ; AVX1-NEXT:    vzeroupper
>>  ; AVX1-NEXT:    retq
>>  ;
>>  ; AVX2-LABEL: interleave_24i32_in:
>>  ; AVX2:       # BB#0:
>> -; AVX2-NEXT:    vmovdqu (%rsi), %ymm2
>> -; AVX2-NEXT:    vmovdqu (%rdx), %ymm3
>> -; AVX2-NEXT:    vmovdqu (%rcx), %ymm1
>> -; AVX2-NEXT:    vpextrd $1, %xmm1, %eax
>> -; AVX2-NEXT:    vpshufd {{.*#+}} xmm0 = xmm3[1,1,2,3]
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm0, %xmm0
>> -; AVX2-NEXT:    vpextrd $2, %xmm2, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm0, %xmm0
>> -; AVX2-NEXT:    vpextrd $2, %xmm3, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm0, %xmm0
>> -; AVX2-NEXT:    vmovd %xmm3, %eax
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm2, %xmm4
>> -; AVX2-NEXT:    vmovd %xmm1, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm4, %xmm4
>> -; AVX2-NEXT:    vpextrd $1, %xmm2, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm4, %xmm4
>> -; AVX2-NEXT:    vinserti128 $1, %xmm0, %ymm4, %ymm0
>> -; AVX2-NEXT:    vextracti128 $1, %ymm2, %xmm4
>> -; AVX2-NEXT:    vextracti128 $1, %ymm3, %xmm5
>> -; AVX2-NEXT:    vmovd %xmm5, %eax
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm4, %xmm6
>> -; AVX2-NEXT:    vextracti128 $1, %ymm1, %xmm7
>> -; AVX2-NEXT:    vmovd %xmm7, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm6, %xmm6
>> -; AVX2-NEXT:    vpextrd $1, %xmm4, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm6, %xmm6
>> -; AVX2-NEXT:    vpextrd $3, %xmm2, %eax
>> -; AVX2-NEXT:    vpshufd {{.*#+}} xmm2 = xmm1[2,3,0,1]
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm2, %xmm2
>> -; AVX2-NEXT:    vpextrd $3, %xmm3, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm2, %xmm2
>> -; AVX2-NEXT:    vpextrd $3, %xmm1, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm2, %xmm1
>> -; AVX2-NEXT:    vinserti128 $1, %xmm6, %ymm1, %ymm1
>> -; AVX2-NEXT:    vpextrd $3, %xmm4, %eax
>> -; AVX2-NEXT:    vpshufd {{.*#+}} xmm2 = xmm7[2,3,0,1]
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm2, %xmm2
>> -; AVX2-NEXT:    vpextrd $3, %xmm5, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm2, %xmm2
>> -; AVX2-NEXT:    vpextrd $3, %xmm7, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm2, %xmm2
>> -; AVX2-NEXT:    vpextrd $1, %xmm7, %eax
>> -; AVX2-NEXT:    vpshufd {{.*#+}} xmm3 = xmm5[1,1,2,3]
>> -; AVX2-NEXT:    vpinsrd $1, %eax, %xmm3, %xmm3
>> -; AVX2-NEXT:    vpextrd $2, %xmm4, %eax
>> -; AVX2-NEXT:    vpinsrd $2, %eax, %xmm3, %xmm3
>> -; AVX2-NEXT:    vpextrd $2, %xmm5, %eax
>> -; AVX2-NEXT:    vpinsrd $3, %eax, %xmm3, %xmm3
>> -; AVX2-NEXT:    vinserti128 $1, %xmm2, %ymm3, %ymm2
>> -; AVX2-NEXT:    vmovdqu %ymm2, 64(%rdi)
>> -; AVX2-NEXT:    vmovdqu %ymm1, 32(%rdi)
>> -; AVX2-NEXT:    vmovdqu %ymm0, (%rdi)
>> +; AVX2-NEXT:    vmovdqu (%rsi), %ymm0
>> +; AVX2-NEXT:    vmovdqu (%rdx), %ymm1
>> +; AVX2-NEXT:    vmovdqu (%rcx), %ymm2
>> +; AVX2-NEXT:    vpshufd {{.*#+}} xmm3 = xmm1[1,0,2,2]
>> +; AVX2-NEXT:    vperm2i128 {{.*#+}} ymm3 = ymm3[0,1,0,1]
>> +; AVX2-NEXT:    vpermq {{.*#+}} ymm4 = ymm0[0,0,2,1]
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm3 = ymm4[0],ymm3[1],ymm4[2,3],ymm3
>> [4],ymm4[5,6],ymm3[7]
>> +; AVX2-NEXT:    vpbroadcastq %xmm2, %ymm4
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm3 = ymm3[0,1],ymm4[2],ymm3[3,4],ym
>> m4[5],ymm3[6,7]
>> +; AVX2-NEXT:    vpermq {{.*#+}} ymm4 = ymm2[2,1,3,3]
>> +; AVX2-NEXT:    vpshufd {{.*#+}} ymm5 = ymm1[1,2,3,3,5,6,7,7]
>> +; AVX2-NEXT:    vpermq {{.*#+}} ymm5 = ymm5[2,2,2,3]
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm4 = ymm5[0],ymm4[1],ymm5[2,3],ymm4
>> [4],ymm5[5,6],ymm4[7]
>> +; AVX2-NEXT:    vpbroadcastq 24(%rsi), %ymm5
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm4 = ymm4[0,1],ymm5[2],ymm4[3,4],ym
>> m5[5],ymm4[6,7]
>> +; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[1,1,2,2]
>> +; AVX2-NEXT:    vpermq {{.*#+}} ymm2 = ymm2[1,1,2,2]
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm2[0],ymm0[1],ymm2[2,3],ymm0
>> [4],ymm2[5,6],ymm0[7]
>> +; AVX2-NEXT:    vpshufd {{.*#+}} ymm1 = ymm1[0,0,3,3,4,4,7,7]
>> +; AVX2-NEXT:    vpblendd {{.*#+}} ymm0 = ymm0[0,1],ymm1[2],ymm0[3,4],ym
>> m1[5],ymm0[6,7]
>> +; AVX2-NEXT:    vmovdqu %ymm0, 32(%rdi)
>> +; AVX2-NEXT:    vmovdqu %ymm4, 64(%rdi)
>> +; AVX2-NEXT:    vmovdqu %ymm3, (%rdi)
>>  ; AVX2-NEXT:    vzeroupper
>>  ; AVX2-NEXT:    retq
>>    %s1 = load <8 x i32>, <8 x i32>* %q1, align 4
>>
>> Modified: llvm/trunk/test/CodeGen/X86/vector-trunc-math.ll
>> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/
>> X86/vector-trunc-math.ll?rev=283480&r1=283479&r2=283480&view=diff
>> ============================================================
>> ==================
>> --- llvm/trunk/test/CodeGen/X86/vector-trunc-math.ll (original)
>> +++ llvm/trunk/test/CodeGen/X86/vector-trunc-math.ll Thu Oct  6 13:58:24
>> 2016
>> @@ -54,25 +54,22 @@ define <4 x i32> @trunc_add_v4i64_4i32(<
>>  define <8 x i16> @trunc_add_v8i64_8i16(<8 x i64> %a0, <8 x i64> %a1)
>> nounwind {
>>  ; SSE-LABEL: trunc_add_v8i64_8i16:
>>  ; SSE:       # BB#0:
>> -; SSE-NEXT:    paddq %xmm6, %xmm2
>>  ; SSE-NEXT:    paddq %xmm4, %xmm0
>> -; SSE-NEXT:    paddq %xmm7, %xmm3
>>  ; SSE-NEXT:    paddq %xmm5, %xmm1
>> -; SSE-NEXT:    pextrw $4, %xmm1, %eax
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1
>> ],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
>> -; SSE-NEXT:    pextrw $4, %xmm0, %ecx
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1
>> ],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1
>> ],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
>> -; SSE-NEXT:    pextrw $4, %xmm3, %edx
>> -; SSE-NEXT:    movd %edx, %xmm1
>> -; SSE-NEXT:    movd %eax, %xmm3
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1
>> ],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
>> -; SSE-NEXT:    pextrw $4, %xmm2, %eax
>> -; SSE-NEXT:    movd %eax, %xmm1
>> -; SSE-NEXT:    movd %ecx, %xmm2
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1
>> ],xmm2[2],xmm1[2],xmm2[3],xmm1[3]
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1
>> ],xmm2[2],xmm3[2],xmm2[3],xmm3[3]
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1
>> ],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
>> +; SSE-NEXT:    paddq %xmm6, %xmm2
>> +; SSE-NEXT:    paddq %xmm7, %xmm3
>> +; SSE-NEXT:    pshufd {{.*#+}} xmm3 = xmm3[0,2,2,3]
>> +; SSE-NEXT:    pshuflw {{.*#+}} xmm3 = xmm3[0,1,0,2,4,5,6,7]
>> +; SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm2[0,2,2,3]
>> +; SSE-NEXT:    pshuflw {{.*#+}} xmm2 = xmm2[0,1,0,2,4,5,6,7]
>> +; SSE-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
>> +; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
>> +; SSE-NEXT:    pshuflw {{.*#+}} xmm1 = xmm1[0,2,2,3,4,5,6,7]
>> +; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
>> +; SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
>> +; SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
>> +; SSE-NEXT:    movsd {{.*#+}} xmm2 = xmm0[0],xmm2[1]
>> +; SSE-NEXT:    movapd %xmm2, %xmm0
>>  ; SSE-NEXT:    retq
>>  ;
>>  ; AVX1-LABEL: trunc_add_v8i64_8i16:
>> @@ -445,29 +442,24 @@ define <4 x i32> @trunc_add_const_v4i64_
>>  define <8 x i16> @trunc_add_const_v16i64_v16i16(<8 x i64> %a0) nounwind
>> {
>>  ; SSE-LABEL: trunc_add_const_v16i64_v16i16:
>>  ; SSE:       # BB#0:
>> -; SSE-NEXT:    movdqa %xmm0, %xmm4
>>  ; SSE-NEXT:    movl $1, %eax
>> -; SSE-NEXT:    movd %rax, %xmm0
>> -; SSE-NEXT:    pslldq {{.*#+}} xmm0 = zero,zero,zero,zero,zero,zero,
>> zero,zero,xmm0[0,1,2,3,4,5,6,7]
>> -; SSE-NEXT:    paddq %xmm4, %xmm0
>> +; SSE-NEXT:    movd %rax, %xmm4
>> +; SSE-NEXT:    pslldq {{.*#+}} xmm4 = zero,zero,zero,zero,zero,zero,
>> zero,zero,xmm4[0,1,2,3,4,5,6,7]
>> +; SSE-NEXT:    paddq %xmm0, %xmm4
>> +; SSE-NEXT:    paddq {{.*}}(%rip), %xmm1
>>  ; SSE-NEXT:    paddq {{.*}}(%rip), %xmm2
>>  ; SSE-NEXT:    paddq {{.*}}(%rip), %xmm3
>> -; SSE-NEXT:    paddq {{.*}}(%rip), %xmm1
>> -; SSE-NEXT:    pextrw $4, %xmm1, %eax
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1
>> ],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
>> -; SSE-NEXT:    pextrw $4, %xmm0, %ecx
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1
>> ],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1
>> ],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
>> -; SSE-NEXT:    pextrw $4, %xmm3, %edx
>> -; SSE-NEXT:    movd %edx, %xmm1
>> -; SSE-NEXT:    movd %eax, %xmm3
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm3 = xmm3[0],xmm1[0],xmm3[1],xmm1[1
>> ],xmm3[2],xmm1[2],xmm3[3],xmm1[3]
>> -; SSE-NEXT:    movd %ecx, %xmm1
>> -; SSE-NEXT:    pextrw $4, %xmm2, %eax
>> -; SSE-NEXT:    movd %eax, %xmm2
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1
>> ],xmm1[2],xmm2[2],xmm1[3],xmm2[3]
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1
>> ],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1
>> ],xmm0[2],xmm1[2],xmm0[3],xmm1[3]
>> +; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm3[0,2,2,3]
>> +; SSE-NEXT:    pshuflw {{.*#+}} xmm3 = xmm0[0,1,0,2,4,5,6,7]
>> +; SSE-NEXT:    pshufd {{.*#+}} xmm0 = xmm2[0,2,2,3]
>> +; SSE-NEXT:    pshuflw {{.*#+}} xmm0 = xmm0[0,1,0,2,4,5,6,7]
>> +; SSE-NEXT:    punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
>> +; SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm4[0,2,2,3]
>> +; SSE-NEXT:    pshuflw {{.*#+}} xmm2 = xmm2[0,2,2,3,4,5,6,7]
>> +; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
>> +; SSE-NEXT:    pshuflw {{.*#+}} xmm1 = xmm1[0,2,2,3,4,5,6,7]
>> +; SSE-NEXT:    punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
>> +; SSE-NEXT:    movsd {{.*#+}} xmm0 = xmm2[0],xmm0[1]
>>  ; SSE-NEXT:    retq
>>  ;
>>  ; AVX1-LABEL: trunc_add_const_v16i64_v16i16:
>> @@ -834,25 +826,22 @@ define <4 x i32> @trunc_sub_v4i64_4i32(<
>>  define <8 x i16> @trunc_sub_v8i64_8i16(<8 x i64> %a0, <8 x i64> %a1)
>> nounwind {
>>  ; SSE-LABEL: trunc_sub_v8i64_8i16:
>>  ; SSE:       # BB#0:
>> -; SSE-NEXT:    psubq %xmm6, %xmm2
>>  ; SSE-NEXT:    psubq %xmm4, %xmm0
>> -; SSE-NEXT:    psubq %xmm7, %xmm3
>>  ; SSE-NEXT:    psubq %xmm5, %xmm1
>> -; SSE-NEXT:    pextrw $4, %xmm1, %eax
>> -; SSE-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1
>> ],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
>> -;
>
> ...
>
> [Message clipped]
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