[libc-commits] [lldb] [clang-tools-extra] [libcxx] [lld] [libcxxabi] [clang] [libc] [llvm] [compiler-rt] [flang] [SLP]Improve findReusedOrderedScalars and graph rotation. (PR #77529)
Alexey Bataev via libc-commits
libc-commits at lists.llvm.org
Thu Feb 1 11:03:01 PST 2024
https://github.com/alexey-bataev updated https://github.com/llvm/llvm-project/pull/77529
>From 7440ee8ba235fd871af0999f66d5d6130456400b Mon Sep 17 00:00:00 2001
From: Alexey Bataev <a.bataev at outlook.com>
Date: Tue, 9 Jan 2024 21:43:31 +0000
Subject: [PATCH] =?UTF-8?q?[=F0=9D=98=80=F0=9D=97=BD=F0=9D=97=BF]=20initia?=
=?UTF-8?q?l=20version?=
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Created using spr 1.3.5
---
.../Transforms/Vectorize/SLPVectorizer.cpp | 476 ++++++++++++++----
.../AArch64/extractelements-to-shuffle.ll | 16 +-
.../AArch64/reorder-fmuladd-crash.ll | 7 +-
.../SLPVectorizer/AArch64/tsc-s116.ll | 22 +-
.../Transforms/SLPVectorizer/X86/pr35497.ll | 16 +-
.../SLPVectorizer/X86/reduction-transpose.ll | 16 +-
.../X86/reorder-clustered-node.ll | 11 +-
.../X86/reorder-reused-masked-gather.ll | 7 +-
.../SLPVectorizer/X86/reorder-vf-to-resize.ll | 2 +-
.../X86/scatter-vectorize-reorder.ll | 17 +-
.../X86/shrink_after_reorder2.ll | 11 +-
11 files changed, 445 insertions(+), 156 deletions(-)
diff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
index 8e22b54f002d1..4765cef290b9d 100644
--- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -858,7 +858,7 @@ static void addMask(SmallVectorImpl<int> &Mask, ArrayRef<int> SubMask,
/// values 3 and 7 respectively:
/// before: 6 9 5 4 9 2 1 0
/// after: 6 3 5 4 7 2 1 0
-static void fixupOrderingIndices(SmallVectorImpl<unsigned> &Order) {
+static void fixupOrderingIndices(MutableArrayRef<unsigned> Order) {
const unsigned Sz = Order.size();
SmallBitVector UnusedIndices(Sz, /*t=*/true);
SmallBitVector MaskedIndices(Sz);
@@ -2418,7 +2418,8 @@ class BoUpSLP {
std::optional<TargetTransformInfo::ShuffleKind>
isGatherShuffledSingleRegisterEntry(
const TreeEntry *TE, ArrayRef<Value *> VL, MutableArrayRef<int> Mask,
- SmallVectorImpl<const TreeEntry *> &Entries, unsigned Part);
+ SmallVectorImpl<const TreeEntry *> &Entries, unsigned Part,
+ bool ForOrder);
/// Checks if the gathered \p VL can be represented as multi-register
/// shuffle(s) of previous tree entries.
@@ -2432,7 +2433,7 @@ class BoUpSLP {
isGatherShuffledEntry(
const TreeEntry *TE, ArrayRef<Value *> VL, SmallVectorImpl<int> &Mask,
SmallVectorImpl<SmallVector<const TreeEntry *>> &Entries,
- unsigned NumParts);
+ unsigned NumParts, bool ForOrder = false);
/// \returns the scalarization cost for this list of values. Assuming that
/// this subtree gets vectorized, we may need to extract the values from the
@@ -3756,65 +3757,169 @@ static void reorderOrder(SmallVectorImpl<unsigned> &Order, ArrayRef<int> Mask) {
std::optional<BoUpSLP::OrdersType>
BoUpSLP::findReusedOrderedScalars(const BoUpSLP::TreeEntry &TE) {
assert(TE.State == TreeEntry::NeedToGather && "Expected gather node only.");
- unsigned NumScalars = TE.Scalars.size();
+ // Try to find subvector extract/insert patterns and reorder only such
+ // patterns.
+ SmallVector<Value *> GatheredScalars(TE.Scalars.begin(), TE.Scalars.end());
+ Type *ScalarTy = GatheredScalars.front()->getType();
+ int NumScalars = GatheredScalars.size();
+ if (!isValidElementType(ScalarTy))
+ return std::nullopt;
+ auto *VecTy = FixedVectorType::get(ScalarTy, NumScalars);
+ int NumParts = TTI->getNumberOfParts(VecTy);
+ if (NumParts == 0 || NumParts >= NumScalars)
+ NumParts = 1;
+ SmallVector<int> ExtractMask;
+ SmallVector<int> Mask;
+ SmallVector<SmallVector<const TreeEntry *>> Entries;
+ SmallVector<std::optional<TargetTransformInfo::ShuffleKind>> ExtractShuffles =
+ tryToGatherExtractElements(GatheredScalars, ExtractMask, NumParts);
+ SmallVector<std::optional<TargetTransformInfo::ShuffleKind>> GatherShuffles =
+ isGatherShuffledEntry(&TE, GatheredScalars, Mask, Entries, NumParts,
+ /*ForOrder=*/true);
+ // No shuffled operands - ignore.
+ if (GatherShuffles.empty() && ExtractShuffles.empty())
+ return std::nullopt;
OrdersType CurrentOrder(NumScalars, NumScalars);
- SmallVector<int> Positions;
- SmallBitVector UsedPositions(NumScalars);
- const TreeEntry *STE = nullptr;
- // Try to find all gathered scalars that are gets vectorized in other
- // vectorize node. Here we can have only one single tree vector node to
- // correctly identify order of the gathered scalars.
- for (unsigned I = 0; I < NumScalars; ++I) {
- Value *V = TE.Scalars[I];
- if (!isa<LoadInst, ExtractElementInst, ExtractValueInst>(V))
- continue;
- if (const auto *LocalSTE = getTreeEntry(V)) {
- if (!STE)
- STE = LocalSTE;
- else if (STE != LocalSTE)
- // Take the order only from the single vector node.
- return std::nullopt;
- unsigned Lane =
- std::distance(STE->Scalars.begin(), find(STE->Scalars, V));
- if (Lane >= NumScalars)
- return std::nullopt;
- if (CurrentOrder[Lane] != NumScalars) {
- if (Lane != I)
+ if (GatherShuffles.size() == 1 &&
+ *GatherShuffles.front() == TTI::SK_PermuteSingleSrc &&
+ Entries.front().front()->isSame(TE.Scalars)) {
+ // Exclude nodes for strided geps from analysis, better to reorder them.
+ if (!TE.UserTreeIndices.empty() &&
+ TE.UserTreeIndices.front().UserTE->State ==
+ TreeEntry::PossibleStridedVectorize &&
+ Entries.front().front()->State == TreeEntry::NeedToGather)
+ return std::nullopt;
+ // Perfect match in the graph, will reuse the previously vectorized
+ // node. Cost is 0.
+ std::iota(CurrentOrder.begin(), CurrentOrder.end(), 0);
+ return CurrentOrder;
+ }
+ auto IsBroadcastMask = [](ArrayRef<int> Mask) {
+ int SingleElt = PoisonMaskElem;
+ return all_of(Mask, [&](int I) {
+ if (SingleElt == PoisonMaskElem && I != PoisonMaskElem)
+ SingleElt = I;
+ return I == PoisonMaskElem || I == SingleElt;
+ });
+ };
+ // Exclusive broadcast mask - ignore.
+ if ((ExtractShuffles.empty() && IsBroadcastMask(Mask) &&
+ (Entries.size() != 1 ||
+ Entries.front().front()->ReorderIndices.empty())) ||
+ (GatherShuffles.empty() && IsBroadcastMask(ExtractMask)))
+ return std::nullopt;
+ SmallBitVector ShuffledSubMasks(NumParts);
+ auto TransformMaskToOrder = [&](MutableArrayRef<unsigned> CurrentOrder,
+ ArrayRef<int> Mask, int PartSz, int NumParts,
+ function_ref<unsigned(unsigned)> GetVF) {
+ for (int I : seq<int>(0, NumParts)) {
+ if (ShuffledSubMasks.test(I))
+ continue;
+ const int VF = GetVF(I);
+ if (VF == 0)
+ continue;
+ MutableArrayRef<unsigned> Slice = CurrentOrder.slice(I * PartSz, PartSz);
+ // Shuffle of at least 2 vectors - ignore.
+ if (any_of(Slice, [&](int I) { return I != NumScalars; })) {
+ std::fill(Slice.begin(), Slice.end(), NumScalars);
+ ShuffledSubMasks.set(I);
+ continue;
+ }
+ // Try to include as much elements from the mask as possible.
+ int FirstMin = INT_MAX;
+ int SecondVecFound = false;
+ for (int K : seq<int>(0, PartSz)) {
+ int Idx = Mask[I * PartSz + K];
+ if (Idx == PoisonMaskElem) {
+ Value *V = GatheredScalars[I * PartSz + K];
+ if (isConstant(V) && !isa<PoisonValue>(V)) {
+ SecondVecFound = true;
+ break;
+ }
continue;
- UsedPositions.reset(CurrentOrder[Lane]);
+ }
+ if (Idx < VF) {
+ if (FirstMin > Idx)
+ FirstMin = Idx;
+ } else {
+ SecondVecFound = true;
+ break;
+ }
}
- // The partial identity (where only some elements of the gather node are
- // in the identity order) is good.
- CurrentOrder[Lane] = I;
- UsedPositions.set(I);
- }
- }
- // Need to keep the order if we have a vector entry and at least 2 scalars or
- // the vectorized entry has just 2 scalars.
- if (STE && (UsedPositions.count() > 1 || STE->Scalars.size() == 2)) {
- auto &&IsIdentityOrder = [NumScalars](ArrayRef<unsigned> CurrentOrder) {
- for (unsigned I = 0; I < NumScalars; ++I)
- if (CurrentOrder[I] != I && CurrentOrder[I] != NumScalars)
- return false;
- return true;
- };
- if (IsIdentityOrder(CurrentOrder))
- return OrdersType();
- auto *It = CurrentOrder.begin();
- for (unsigned I = 0; I < NumScalars;) {
- if (UsedPositions.test(I)) {
- ++I;
+ FirstMin = (FirstMin / PartSz) * PartSz;
+ // Shuffle of at least 2 vectors - ignore.
+ if (SecondVecFound) {
+ std::fill(Slice.begin(), Slice.end(), NumScalars);
+ ShuffledSubMasks.set(I);
continue;
}
- if (*It == NumScalars) {
- *It = I;
- ++I;
+ for (int K : seq<int>(0, PartSz)) {
+ int Idx = Mask[I * PartSz + K];
+ if (Idx == PoisonMaskElem)
+ continue;
+ Idx -= FirstMin;
+ if (Idx >= PartSz) {
+ SecondVecFound = true;
+ break;
+ }
+ if (CurrentOrder[I * PartSz + Idx] >
+ static_cast<unsigned>(I * PartSz + K) &&
+ CurrentOrder[I * PartSz + Idx] !=
+ static_cast<unsigned>(I * PartSz + Idx))
+ CurrentOrder[I * PartSz + Idx] = I * PartSz + K;
+ }
+ // Shuffle of at least 2 vectors - ignore.
+ if (SecondVecFound) {
+ std::fill(Slice.begin(), Slice.end(), NumScalars);
+ ShuffledSubMasks.set(I);
+ continue;
}
- ++It;
}
- return std::move(CurrentOrder);
+ };
+ int PartSz = NumScalars / NumParts;
+ if (!ExtractShuffles.empty())
+ TransformMaskToOrder(
+ CurrentOrder, ExtractMask, PartSz, NumParts, [&](unsigned I) {
+ if (!ExtractShuffles[I])
+ return 0U;
+ unsigned VF = 0;
+ for (unsigned Idx : seq<unsigned>(0, PartSz)) {
+ int K = I * PartSz + Idx;
+ if (ExtractMask[K] == PoisonMaskElem)
+ continue;
+ if (!TE.ReuseShuffleIndices.empty())
+ K = TE.ReuseShuffleIndices[K];
+ if (!TE.ReorderIndices.empty())
+ K = std::distance(TE.ReorderIndices.begin(),
+ find(TE.ReorderIndices, K));
+ auto *EI = dyn_cast<ExtractElementInst>(TE.Scalars[K]);
+ if (!EI)
+ continue;
+ VF = std::max(VF, cast<VectorType>(EI->getVectorOperandType())
+ ->getElementCount()
+ .getKnownMinValue());
+ }
+ return VF;
+ });
+ // Check special corner case - single shuffle of the same entry.
+ if (GatherShuffles.size() == 1 && NumParts != 1) {
+ if (ShuffledSubMasks.any())
+ return std::nullopt;
+ PartSz = NumScalars;
+ NumParts = 1;
}
- return std::nullopt;
+ if (!Entries.empty())
+ TransformMaskToOrder(CurrentOrder, Mask, PartSz, NumParts, [&](unsigned I) {
+ if (!GatherShuffles[I])
+ return 0U;
+ return std::max(Entries[I].front()->getVectorFactor(),
+ Entries[I].back()->getVectorFactor());
+ });
+ int NumUndefs =
+ count_if(CurrentOrder, [&](int Idx) { return Idx == NumScalars; });
+ if (ShuffledSubMasks.all() || (NumScalars > 2 && NumUndefs >= NumScalars / 2))
+ return std::nullopt;
+ return std::move(CurrentOrder);
}
namespace {
@@ -4075,6 +4180,8 @@ BoUpSLP::getReorderingData(const TreeEntry &TE, bool TopToBottom) {
// No need to reorder if need to shuffle reuses, still need to shuffle the
// node.
if (!TE.ReuseShuffleIndices.empty()) {
+ if (isSplat(TE.Scalars))
+ return std::nullopt;
// Check if reuse shuffle indices can be improved by reordering.
// For this, check that reuse mask is "clustered", i.e. each scalar values
// is used once in each submask of size <number_of_scalars>.
@@ -4083,9 +4190,59 @@ BoUpSLP::getReorderingData(const TreeEntry &TE, bool TopToBottom) {
// 0, 1, 2, 3, 3, 3, 1, 0 - not clustered, because
// element 3 is used twice in the second submask.
unsigned Sz = TE.Scalars.size();
- if (!ShuffleVectorInst::isOneUseSingleSourceMask(TE.ReuseShuffleIndices,
- Sz))
+ if (TE.State == TreeEntry::NeedToGather) {
+ if (std::optional<OrdersType> CurrentOrder =
+ findReusedOrderedScalars(TE)) {
+ SmallVector<int> Mask;
+ fixupOrderingIndices(*CurrentOrder);
+ inversePermutation(*CurrentOrder, Mask);
+ ::addMask(Mask, TE.ReuseShuffleIndices);
+ OrdersType Res(TE.getVectorFactor(), TE.getVectorFactor());
+ unsigned Sz = TE.Scalars.size();
+ for (int K = 0, E = TE.getVectorFactor() / Sz; K < E; ++K) {
+ for (auto [I, Idx] : enumerate(ArrayRef(Mask).slice(K * Sz, Sz)))
+ if (Idx != PoisonMaskElem)
+ Res[Idx + K * Sz] = I + K * Sz;
+ }
+ return std::move(Res);
+ }
+ }
+ if (Sz == 2 && TE.getVectorFactor() == 4 &&
+ TTI->getNumberOfParts(FixedVectorType::get(
+ TE.Scalars.front()->getType(), 2 * TE.getVectorFactor())) == 1)
return std::nullopt;
+ if (!ShuffleVectorInst::isOneUseSingleSourceMask(TE.ReuseShuffleIndices,
+ Sz)) {
+ SmallVector<int> ReorderMask(Sz, PoisonMaskElem);
+ if (TE.ReorderIndices.empty())
+ std::iota(ReorderMask.begin(), ReorderMask.end(), 0);
+ else
+ inversePermutation(TE.ReorderIndices, ReorderMask);
+ ::addMask(ReorderMask, TE.ReuseShuffleIndices);
+ unsigned VF = ReorderMask.size();
+ OrdersType ResOrder(VF, VF);
+ unsigned NumParts = VF / Sz;
+ SmallBitVector UsedVals(NumParts);
+ for (unsigned I = 0; I < VF; I += Sz) {
+ int Val = PoisonMaskElem;
+ unsigned UndefCnt = 0;
+ if (any_of(ArrayRef(ReorderMask).slice(I, Sz),
+ [&](int Idx) {
+ if (Val == PoisonMaskElem && Idx != PoisonMaskElem)
+ Val = Idx;
+ if (Idx == PoisonMaskElem)
+ ++UndefCnt;
+ return Idx != PoisonMaskElem && Idx != Val;
+ }) ||
+ Val >= static_cast<int>(NumParts) || UsedVals.test(Val) ||
+ UndefCnt > Sz / 2)
+ return std::nullopt;
+ UsedVals.set(Val);
+ for (unsigned K = 0; K < NumParts; ++K)
+ ResOrder[Val + Sz * K] = I + K;
+ }
+ return std::move(ResOrder);
+ }
unsigned VF = TE.getVectorFactor();
// Try build correct order for extractelement instructions.
SmallVector<int> ReusedMask(TE.ReuseShuffleIndices.begin(),
@@ -4123,7 +4280,8 @@ BoUpSLP::getReorderingData(const TreeEntry &TE, bool TopToBottom) {
transform(CurrentOrder, It, [K](unsigned Pos) { return Pos + K; });
std::advance(It, Sz);
}
- if (all_of(enumerate(ResOrder),
+ if (TE.State == TreeEntry::NeedToGather &&
+ all_of(enumerate(ResOrder),
[](const auto &Data) { return Data.index() == Data.value(); }))
return std::nullopt; // No need to reorder.
return std::move(ResOrder);
@@ -4211,11 +4369,8 @@ BoUpSLP::getReorderingData(const TreeEntry &TE, bool TopToBottom) {
OrdersType CurrentOrder;
bool Reuse = canReuseExtract(TE.Scalars, TE.getMainOp(), CurrentOrder,
/*ResizeAllowed=*/true);
- if (Reuse || !CurrentOrder.empty()) {
- if (!CurrentOrder.empty())
- fixupOrderingIndices(CurrentOrder);
+ if (Reuse || !CurrentOrder.empty())
return std::move(CurrentOrder);
- }
}
// If the gather node is <undef, v, .., poison> and
// insertelement poison, v, 0 [+ permute]
@@ -4248,15 +4403,20 @@ BoUpSLP::getReorderingData(const TreeEntry &TE, bool TopToBottom) {
InstructionCost InsertIdxCost = TTI->getVectorInstrCost(
Instruction::InsertElement, Ty, TTI::TCK_RecipThroughput, Idx,
PoisonValue::get(Ty), *It);
- if (InsertFirstCost + PermuteCost < InsertIdxCost)
+ if (InsertFirstCost + PermuteCost < InsertIdxCost) {
+ OrdersType Order(Sz, Sz);
+ Order[Idx] = 0;
return std::move(Order);
+ }
}
}
- if (std::optional<OrdersType> CurrentOrder = findReusedOrderedScalars(TE))
- return CurrentOrder;
+ if (isSplat(TE.Scalars))
+ return std::nullopt;
if (TE.Scalars.size() >= 4)
if (std::optional<OrdersType> Order = findPartiallyOrderedLoads(TE))
return Order;
+ if (std::optional<OrdersType> CurrentOrder = findReusedOrderedScalars(TE))
+ return CurrentOrder;
}
return std::nullopt;
}
@@ -4303,6 +4463,28 @@ void BoUpSLP::reorderNodeWithReuses(TreeEntry &TE, ArrayRef<int> Mask) const {
std::iota(It, std::next(It, Sz), 0);
}
+static void combineOrders(MutableArrayRef<unsigned> Order,
+ ArrayRef<unsigned> SecondaryOrder) {
+ assert((SecondaryOrder.empty() || Order.size() == SecondaryOrder.size()) &&
+ "Expected same size of orders");
+ unsigned Sz = Order.size();
+ SmallBitVector UsedIndices(Sz);
+ for (unsigned Idx : seq<unsigned>(0, Sz)) {
+ if (Order[Idx] != Sz)
+ UsedIndices.set(Order[Idx]);
+ }
+ if (SecondaryOrder.empty()) {
+ for (unsigned Idx : seq<unsigned>(0, Sz))
+ if (Order[Idx] == Sz && !UsedIndices.test(Idx))
+ Order[Idx] = Idx;
+ } else {
+ for (unsigned Idx : seq<unsigned>(0, Sz))
+ if (SecondaryOrder[Idx] != Sz && Order[Idx] == Sz &&
+ !UsedIndices.test(SecondaryOrder[Idx]))
+ Order[Idx] = SecondaryOrder[Idx];
+ }
+}
+
void BoUpSLP::reorderTopToBottom() {
// Maps VF to the graph nodes.
DenseMap<unsigned, SetVector<TreeEntry *>> VFToOrderedEntries;
@@ -4493,18 +4675,48 @@ void BoUpSLP::reorderTopToBottom() {
++It->second;
}
}
+ if (OrdersUses.empty())
+ continue;
+ auto IsIdentityOrder = [](ArrayRef<unsigned> Order) {
+ const unsigned Sz = Order.size();
+ for (unsigned Idx : seq<unsigned>(0, Sz))
+ if (Idx != Order[Idx] && Order[Idx] != Sz)
+ return false;
+ return true;
+ };
// Choose the most used order.
- ArrayRef<unsigned> BestOrder = OrdersUses.front().first;
- unsigned Cnt = OrdersUses.front().second;
- for (const auto &Pair : drop_begin(OrdersUses)) {
- if (Cnt < Pair.second || (Cnt == Pair.second && Pair.first.empty())) {
+ unsigned IdentityCnt = 0;
+ unsigned FilledIdentityCnt = 0;
+ OrdersType IdentityOrder(VF, VF);
+ for (auto &Pair : OrdersUses) {
+ if (Pair.first.empty() || IsIdentityOrder(Pair.first)) {
+ if (!Pair.first.empty())
+ FilledIdentityCnt += Pair.second;
+ IdentityCnt += Pair.second;
+ combineOrders(IdentityOrder, Pair.first);
+ }
+ }
+ MutableArrayRef<unsigned> BestOrder = IdentityOrder;
+ unsigned Cnt = IdentityCnt;
+ for (auto &Pair : OrdersUses) {
+ // Prefer identity order. But, if filled identity found (non-empty order)
+ // with same number of uses, as the new candidate order, we can choose
+ // this candidate order.
+ if (Cnt < Pair.second ||
+ (Cnt == IdentityCnt && IdentityCnt == FilledIdentityCnt &&
+ Cnt == Pair.second && !BestOrder.empty() &&
+ IsIdentityOrder(BestOrder))) {
+ combineOrders(Pair.first, BestOrder);
BestOrder = Pair.first;
Cnt = Pair.second;
+ } else {
+ combineOrders(BestOrder, Pair.first);
}
}
// Set order of the user node.
- if (BestOrder.empty())
+ if (IsIdentityOrder(BestOrder))
continue;
+ fixupOrderingIndices(BestOrder);
SmallVector<int> Mask;
inversePermutation(BestOrder, Mask);
SmallVector<int> MaskOrder(BestOrder.size(), PoisonMaskElem);
@@ -4605,8 +4817,17 @@ bool BoUpSLP::canReorderOperands(
[UserTE, I](const EdgeInfo &EI) {
return EI.UserTE == UserTE && EI.EdgeIdx == I;
})) {
- assert(TE->isSame(UserTE->getOperand(I)) &&
+#ifndef NDEBUG
+ ValueList &VL = UserTE->getOperand(I);
+ if (UserTE->State == TreeEntry::PossibleStridedVectorize &&
+ !UserTE->ReorderIndices.empty()) {
+ SmallVector<int> Mask(UserTE->ReorderIndices.begin(),
+ UserTE->ReorderIndices.end());
+ reorderScalars(VL, Mask);
+ }
+ assert(TE->isSame(VL) &&
"Operand entry does not match operands.");
+#endif // NDEBUG
Gather = TE;
return true;
}
@@ -4622,7 +4843,7 @@ bool BoUpSLP::canReorderOperands(
void BoUpSLP::reorderBottomToTop(bool IgnoreReorder) {
SetVector<TreeEntry *> OrderedEntries;
- DenseMap<const TreeEntry *, OrdersType> GathersToOrders;
+ DenseSet<const TreeEntry *> GathersToOrders;
// Find all reorderable leaf nodes with the given VF.
// Currently the are vectorized loads,extracts without alternate operands +
// some gathering of extracts.
@@ -4637,7 +4858,7 @@ void BoUpSLP::reorderBottomToTop(bool IgnoreReorder) {
if (!(TE->State == TreeEntry::Vectorize ||
TE->State == TreeEntry::PossibleStridedVectorize) ||
!TE->ReuseShuffleIndices.empty())
- GathersToOrders.try_emplace(TE.get(), *CurrentOrder);
+ GathersToOrders.insert(TE.get());
}
}
@@ -4655,7 +4876,7 @@ void BoUpSLP::reorderBottomToTop(bool IgnoreReorder) {
if (!(TE->State == TreeEntry::Vectorize ||
TE->State == TreeEntry::PossibleStridedVectorize ||
(TE->State == TreeEntry::NeedToGather &&
- GathersToOrders.count(TE))) ||
+ GathersToOrders.contains(TE))) ||
TE->UserTreeIndices.empty() || !TE->ReuseShuffleIndices.empty() ||
!all_of(drop_begin(TE->UserTreeIndices),
[TE](const EdgeInfo &EI) {
@@ -4712,12 +4933,17 @@ void BoUpSLP::reorderBottomToTop(bool IgnoreReorder) {
continue;
if (!OpTE->ReuseShuffleIndices.empty() && !GathersToOrders.count(OpTE))
continue;
- const auto &Order = [OpTE, &GathersToOrders]() -> const OrdersType & {
+ const auto Order = [&]() -> const OrdersType {
if (OpTE->State == TreeEntry::NeedToGather ||
!OpTE->ReuseShuffleIndices.empty())
- return GathersToOrders.find(OpTE)->second;
+ return getReorderingData(*OpTE, /*TopToBottom=*/false)
+ .value_or(OrdersType(1));
return OpTE->ReorderIndices;
}();
+ // The order is partially ordered, skip it in favor of fully non-ordered
+ // orders.
+ if (Order.size() == 1)
+ continue;
unsigned NumOps = count_if(
Data.second, [OpTE](const std::pair<unsigned, TreeEntry *> &P) {
return P.second == OpTE;
@@ -4744,16 +4970,16 @@ void BoUpSLP::reorderBottomToTop(bool IgnoreReorder) {
OrdersUses.insert(std::make_pair(Order, 0)).first->second += NumOps;
}
auto Res = OrdersUses.insert(std::make_pair(OrdersType(), 0));
- const auto &&AllowsReordering = [IgnoreReorder, &GathersToOrders](
- const TreeEntry *TE) {
+ const auto &&AllowsReordering = [&](const TreeEntry *TE) {
if (!TE->ReorderIndices.empty() || !TE->ReuseShuffleIndices.empty() ||
(TE->State == TreeEntry::Vectorize && TE->isAltShuffle()) ||
(IgnoreReorder && TE->Idx == 0))
return true;
if (TE->State == TreeEntry::NeedToGather) {
- auto It = GathersToOrders.find(TE);
- if (It != GathersToOrders.end())
- return !It->second.empty();
+ if (GathersToOrders.contains(TE))
+ return !getReorderingData(*TE, /*TopToBottom=*/false)
+ .value_or(OrdersType(1))
+ .empty();
return true;
}
return false;
@@ -4809,21 +5035,49 @@ void BoUpSLP::reorderBottomToTop(bool IgnoreReorder) {
It->second += Pair.second;
}
}
- // Choose the best order.
- ArrayRef<unsigned> BestOrder = OrdersUses.front().first;
- unsigned Cnt = OrdersUses.front().second;
- for (const auto &Pair : drop_begin(OrdersUses)) {
- if (Cnt < Pair.second || (Cnt == Pair.second && Pair.first.empty())) {
+ if (OrdersUses.empty()) {
+ for (const std::pair<unsigned, TreeEntry *> &Op : Data.second)
+ OrderedEntries.remove(Op.second);
+ continue;
+ }
+ auto IsIdentityOrder = [](ArrayRef<unsigned> Order) {
+ const unsigned Sz = Order.size();
+ for (unsigned Idx : seq<unsigned>(0, Sz))
+ if (Idx != Order[Idx] && Order[Idx] != Sz)
+ return false;
+ return true;
+ };
+ // Choose the most used order.
+ unsigned IdentityCnt = 0;
+ unsigned VF = Data.second.front().second->getVectorFactor();
+ OrdersType IdentityOrder(VF, VF);
+ for (auto &Pair : OrdersUses) {
+ if (Pair.first.empty() || IsIdentityOrder(Pair.first)) {
+ IdentityCnt += Pair.second;
+ combineOrders(IdentityOrder, Pair.first);
+ }
+ }
+ MutableArrayRef<unsigned> BestOrder = IdentityOrder;
+ unsigned Cnt = IdentityCnt;
+ for (auto &Pair : OrdersUses) {
+ // Prefer identity order. But, if filled identity found (non-empty
+ // order) with same number of uses, as the new candidate order, we can
+ // choose this candidate order.
+ if (Cnt < Pair.second) {
+ combineOrders(Pair.first, BestOrder);
BestOrder = Pair.first;
Cnt = Pair.second;
+ } else {
+ combineOrders(BestOrder, Pair.first);
}
}
- // Set order of the user node (reordering of operands and user nodes).
- if (BestOrder.empty()) {
+ // Set order of the user node.
+ if (IsIdentityOrder(BestOrder)) {
for (const std::pair<unsigned, TreeEntry *> &Op : Data.second)
OrderedEntries.remove(Op.second);
continue;
}
+ fixupOrderingIndices(BestOrder);
// Erase operands from OrderedEntries list and adjust their orders.
VisitedOps.clear();
SmallVector<int> Mask;
@@ -7303,6 +7557,20 @@ class BoUpSLP::ShuffleCostEstimator : public BaseShuffleAnalysis {
}
V1 = Constant::getNullValue(
FixedVectorType::get(E->Scalars.front()->getType(), CommonVF));
+ // Not identity/broadcast? Try to see if the original vector is better.
+ if (!E->ReorderIndices.empty() && CommonVF == E->ReorderIndices.size() &&
+ CommonVF == CommonMask.size() &&
+ any_of(enumerate(CommonMask),
+ [](const auto &&P) {
+ return P.value() != PoisonMaskElem &&
+ static_cast<unsigned>(P.value()) != P.index();
+ }) &&
+ any_of(CommonMask,
+ [](int Idx) { return Idx != PoisonMaskElem && Idx != 0; })) {
+ SmallVector<int> ReorderMask;
+ inversePermutation(E->ReorderIndices, ReorderMask);
+ ::addMask(CommonMask, ReorderMask);
+ }
} else if (V1 && P2.isNull()) {
// Shuffle single vector.
CommonVF = cast<FixedVectorType>(V1->getType())->getNumElements();
@@ -9318,7 +9586,7 @@ BoUpSLP::tryToGatherExtractElements(SmallVectorImpl<Value *> &VL,
std::optional<TargetTransformInfo::ShuffleKind>
BoUpSLP::isGatherShuffledSingleRegisterEntry(
const TreeEntry *TE, ArrayRef<Value *> VL, MutableArrayRef<int> Mask,
- SmallVectorImpl<const TreeEntry *> &Entries, unsigned Part) {
+ SmallVectorImpl<const TreeEntry *> &Entries, unsigned Part, bool ForOrder) {
Entries.clear();
// TODO: currently checking only for Scalars in the tree entry, need to count
// reused elements too for better cost estimation.
@@ -9333,6 +9601,8 @@ BoUpSLP::isGatherShuffledSingleRegisterEntry(
} else {
TEInsertBlock = TEInsertPt->getParent();
}
+ if (!DT->isReachableFromEntry(TEInsertBlock))
+ return std::nullopt;
auto *NodeUI = DT->getNode(TEInsertBlock);
assert(NodeUI && "Should only process reachable instructions");
SmallPtrSet<Value *, 4> GatheredScalars(VL.begin(), VL.end());
@@ -9415,6 +9685,21 @@ BoUpSLP::isGatherShuffledSingleRegisterEntry(
VToTEs.insert(TEPtr);
}
if (const TreeEntry *VTE = getTreeEntry(V)) {
+ if (ForOrder) {
+ if (VTE->State != TreeEntry::Vectorize) {
+ auto It = MultiNodeScalars.find(V);
+ if (It == MultiNodeScalars.end())
+ continue;
+ VTE = *It->getSecond().begin();
+ // Iterate through all vectorized nodes.
+ auto *MIt = find_if(It->getSecond(), [](const TreeEntry *MTE) {
+ return MTE->State == TreeEntry::Vectorize;
+ });
+ if (MIt == It->getSecond().end())
+ continue;
+ VTE = *MIt;
+ }
+ }
Instruction &LastBundleInst = getLastInstructionInBundle(VTE);
if (&LastBundleInst == TEInsertPt || !CheckOrdering(&LastBundleInst))
continue;
@@ -9648,8 +9933,12 @@ BoUpSLP::isGatherShuffledSingleRegisterEntry(
// scalar in the list.
for (const std::pair<unsigned, int> &Pair : EntryLanes) {
unsigned Idx = Part * VL.size() + Pair.second;
- Mask[Idx] = Pair.first * VF +
- Entries[Pair.first]->findLaneForValue(VL[Pair.second]);
+ Mask[Idx] =
+ Pair.first * VF +
+ (ForOrder ? std::distance(
+ Entries[Pair.first]->Scalars.begin(),
+ find(Entries[Pair.first]->Scalars, VL[Pair.second]))
+ : Entries[Pair.first]->findLaneForValue(VL[Pair.second]));
IsIdentity &= Mask[Idx] == Pair.second;
}
switch (Entries.size()) {
@@ -9674,8 +9963,8 @@ BoUpSLP::isGatherShuffledSingleRegisterEntry(
SmallVector<std::optional<TargetTransformInfo::ShuffleKind>>
BoUpSLP::isGatherShuffledEntry(
const TreeEntry *TE, ArrayRef<Value *> VL, SmallVectorImpl<int> &Mask,
- SmallVectorImpl<SmallVector<const TreeEntry *>> &Entries,
- unsigned NumParts) {
+ SmallVectorImpl<SmallVector<const TreeEntry *>> &Entries, unsigned NumParts,
+ bool ForOrder) {
assert(NumParts > 0 && NumParts < VL.size() &&
"Expected positive number of registers.");
Entries.clear();
@@ -9693,7 +9982,8 @@ BoUpSLP::isGatherShuffledEntry(
ArrayRef<Value *> SubVL = VL.slice(Part * SliceSize, SliceSize);
SmallVectorImpl<const TreeEntry *> &SubEntries = Entries.emplace_back();
std::optional<TTI::ShuffleKind> SubRes =
- isGatherShuffledSingleRegisterEntry(TE, SubVL, Mask, SubEntries, Part);
+ isGatherShuffledSingleRegisterEntry(TE, SubVL, Mask, SubEntries, Part,
+ ForOrder);
if (!SubRes)
SubEntries.clear();
Res.push_back(SubRes);
diff --git a/llvm/test/Transforms/SLPVectorizer/AArch64/extractelements-to-shuffle.ll b/llvm/test/Transforms/SLPVectorizer/AArch64/extractelements-to-shuffle.ll
index 8f76b2e54e6c2..44542f32bf145 100644
--- a/llvm/test/Transforms/SLPVectorizer/AArch64/extractelements-to-shuffle.ll
+++ b/llvm/test/Transforms/SLPVectorizer/AArch64/extractelements-to-shuffle.ll
@@ -76,10 +76,10 @@ define void @dist_vec(ptr nocapture noundef readonly %pA, ptr nocapture noundef
; CHECK-NEXT: [[PB_ADDR_0_LCSSA:%.*]] = phi ptr [ [[PB]], [[ENTRY]] ], [ [[SCEVGEP311]], [[WHILE_END_LOOPEXIT]] ]
; CHECK-NEXT: [[PA_ADDR_0_LCSSA:%.*]] = phi ptr [ [[PA]], [[ENTRY]] ], [ [[SCEVGEP]], [[WHILE_END_LOOPEXIT]] ]
; CHECK-NEXT: [[TMP10:%.*]] = shufflevector <2 x i64> [[TMP4FT_0_LCSSA]], <2 x i64> [[TMP4TF_0_LCSSA]], <2 x i32> <i32 0, i32 2>
-; CHECK-NEXT: [[TMP11:%.*]] = shufflevector <2 x i64> [[TMP4TT_0_LCSSA]], <2 x i64> [[TMP4FF_0_LCSSA]], <2 x i32> <i32 0, i32 2>
+; CHECK-NEXT: [[TMP11:%.*]] = shufflevector <2 x i64> [[TMP4FF_0_LCSSA]], <2 x i64> [[TMP4TT_0_LCSSA]], <2 x i32> <i32 0, i32 2>
; CHECK-NEXT: [[TMP12:%.*]] = shufflevector <2 x i64> [[TMP10]], <2 x i64> [[TMP11]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; CHECK-NEXT: [[TMP13:%.*]] = shufflevector <2 x i64> [[TMP4FT_0_LCSSA]], <2 x i64> [[TMP4TF_0_LCSSA]], <2 x i32> <i32 1, i32 3>
-; CHECK-NEXT: [[TMP14:%.*]] = shufflevector <2 x i64> [[TMP4TT_0_LCSSA]], <2 x i64> [[TMP4FF_0_LCSSA]], <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[TMP14:%.*]] = shufflevector <2 x i64> [[TMP4FF_0_LCSSA]], <2 x i64> [[TMP4TT_0_LCSSA]], <2 x i32> <i32 1, i32 3>
; CHECK-NEXT: [[TMP15:%.*]] = shufflevector <2 x i64> [[TMP13]], <2 x i64> [[TMP14]], <4 x i32> <i32 0, i32 1, i32 2, i32 3>
; CHECK-NEXT: [[TMP16:%.*]] = add <4 x i64> [[TMP12]], [[TMP15]]
; CHECK-NEXT: [[TMP17:%.*]] = trunc <4 x i64> [[TMP16]] to <4 x i32>
@@ -107,12 +107,12 @@ define void @dist_vec(ptr nocapture noundef readonly %pA, ptr nocapture noundef
; CHECK-NEXT: [[TMP23:%.*]] = shufflevector <2 x i32> [[TMP22]], <2 x i32> poison, <2 x i32> zeroinitializer
; CHECK-NEXT: [[TMP24:%.*]] = icmp eq <2 x i32> [[TMP23]], zeroinitializer
; CHECK-NEXT: [[TMP25:%.*]] = icmp ne <2 x i32> [[TMP23]], zeroinitializer
-; CHECK-NEXT: [[TMP26:%.*]] = shufflevector <2 x i1> [[TMP24]], <2 x i1> [[TMP25]], <4 x i32> <i32 0, i32 3, i32 3, i32 0>
+; CHECK-NEXT: [[TMP26:%.*]] = shufflevector <2 x i1> [[TMP24]], <2 x i1> [[TMP25]], <4 x i32> <i32 0, i32 3, i32 0, i32 3>
; CHECK-NEXT: [[TMP27:%.*]] = insertelement <2 x i32> poison, i32 [[AND95]], i32 0
; CHECK-NEXT: [[TMP28:%.*]] = shufflevector <2 x i32> [[TMP27]], <2 x i32> poison, <2 x i32> zeroinitializer
; CHECK-NEXT: [[TMP29:%.*]] = icmp ne <2 x i32> [[TMP28]], zeroinitializer
; CHECK-NEXT: [[TMP30:%.*]] = icmp eq <2 x i32> [[TMP28]], zeroinitializer
-; CHECK-NEXT: [[TMP31:%.*]] = shufflevector <2 x i1> [[TMP29]], <2 x i1> [[TMP30]], <4 x i32> <i32 0, i32 3, i32 0, i32 3>
+; CHECK-NEXT: [[TMP31:%.*]] = shufflevector <2 x i1> [[TMP29]], <2 x i1> [[TMP30]], <4 x i32> <i32 0, i32 3, i32 3, i32 0>
; CHECK-NEXT: [[TMP32:%.*]] = select <4 x i1> [[TMP26]], <4 x i1> [[TMP31]], <4 x i1> zeroinitializer
; CHECK-NEXT: [[TMP33:%.*]] = zext <4 x i1> [[TMP32]] to <4 x i32>
; CHECK-NEXT: [[TMP34]] = add <4 x i32> [[TMP21]], [[TMP33]]
@@ -152,12 +152,12 @@ define void @dist_vec(ptr nocapture noundef readonly %pA, ptr nocapture noundef
; CHECK-NEXT: [[TMP40:%.*]] = shufflevector <2 x i32> [[TMP39]], <2 x i32> poison, <2 x i32> zeroinitializer
; CHECK-NEXT: [[TMP41:%.*]] = icmp eq <2 x i32> [[TMP40]], zeroinitializer
; CHECK-NEXT: [[TMP42:%.*]] = icmp ne <2 x i32> [[TMP40]], zeroinitializer
-; CHECK-NEXT: [[TMP43:%.*]] = shufflevector <2 x i1> [[TMP41]], <2 x i1> [[TMP42]], <4 x i32> <i32 0, i32 3, i32 3, i32 0>
+; CHECK-NEXT: [[TMP43:%.*]] = shufflevector <2 x i1> [[TMP41]], <2 x i1> [[TMP42]], <4 x i32> <i32 0, i32 3, i32 0, i32 3>
; CHECK-NEXT: [[TMP44:%.*]] = insertelement <2 x i32> poison, i32 [[AND134]], i32 0
; CHECK-NEXT: [[TMP45:%.*]] = shufflevector <2 x i32> [[TMP44]], <2 x i32> poison, <2 x i32> zeroinitializer
; CHECK-NEXT: [[TMP46:%.*]] = icmp ne <2 x i32> [[TMP45]], zeroinitializer
; CHECK-NEXT: [[TMP47:%.*]] = icmp eq <2 x i32> [[TMP45]], zeroinitializer
-; CHECK-NEXT: [[TMP48:%.*]] = shufflevector <2 x i1> [[TMP46]], <2 x i1> [[TMP47]], <4 x i32> <i32 0, i32 3, i32 0, i32 3>
+; CHECK-NEXT: [[TMP48:%.*]] = shufflevector <2 x i1> [[TMP46]], <2 x i1> [[TMP47]], <4 x i32> <i32 0, i32 3, i32 3, i32 0>
; CHECK-NEXT: [[TMP49:%.*]] = select <4 x i1> [[TMP43]], <4 x i1> [[TMP48]], <4 x i1> zeroinitializer
; CHECK-NEXT: [[TMP50:%.*]] = zext <4 x i1> [[TMP49]] to <4 x i32>
; CHECK-NEXT: [[TMP51]] = add <4 x i32> [[TMP38]], [[TMP50]]
@@ -166,9 +166,9 @@ define void @dist_vec(ptr nocapture noundef readonly %pA, ptr nocapture noundef
; CHECK-NEXT: br i1 [[CMP130_NOT]], label [[WHILE_END166]], label [[WHILE_BODY132]]
; CHECK: while.end166:
; CHECK-NEXT: [[TMP52:%.*]] = phi <4 x i32> [ [[TMP35]], [[WHILE_END122]] ], [ [[TMP51]], [[WHILE_BODY132]] ]
-; CHECK-NEXT: [[TMP53:%.*]] = extractelement <4 x i32> [[TMP52]], i32 2
+; CHECK-NEXT: [[TMP53:%.*]] = extractelement <4 x i32> [[TMP52]], i32 3
; CHECK-NEXT: store i32 [[TMP53]], ptr [[CTT:%.*]], align 4
-; CHECK-NEXT: [[TMP54:%.*]] = extractelement <4 x i32> [[TMP52]], i32 3
+; CHECK-NEXT: [[TMP54:%.*]] = extractelement <4 x i32> [[TMP52]], i32 2
; CHECK-NEXT: store i32 [[TMP54]], ptr [[CFF:%.*]], align 4
; CHECK-NEXT: [[TMP55:%.*]] = extractelement <4 x i32> [[TMP52]], i32 1
; CHECK-NEXT: store i32 [[TMP55]], ptr [[CTF:%.*]], align 4
diff --git a/llvm/test/Transforms/SLPVectorizer/AArch64/reorder-fmuladd-crash.ll b/llvm/test/Transforms/SLPVectorizer/AArch64/reorder-fmuladd-crash.ll
index 0a68996410448..dc05967af1529 100644
--- a/llvm/test/Transforms/SLPVectorizer/AArch64/reorder-fmuladd-crash.ll
+++ b/llvm/test/Transforms/SLPVectorizer/AArch64/reorder-fmuladd-crash.ll
@@ -6,7 +6,7 @@ define i32 @foo(i32 %v1, double %v2) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = insertelement <2 x i32> <i32 poison, i32 undef>, i32 [[V1:%.*]], i32 0
; CHECK-NEXT: [[TMP1:%.*]] = sitofp <2 x i32> [[TMP0]] to <2 x double>
-; CHECK-NEXT: [[TMP2:%.*]] = shufflevector <2 x double> [[TMP1]], <2 x double> poison, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
+; CHECK-NEXT: [[TMP2:%.*]] = shufflevector <2 x double> [[TMP1]], <2 x double> poison, <4 x i32> <i32 1, i32 0, i32 1, i32 0>
; CHECK-NEXT: br label [[FOR_COND15_PREHEADER:%.*]]
; CHECK: for.cond15.preheader:
; CHECK-NEXT: br label [[IF_END:%.*]]
@@ -26,14 +26,15 @@ define i32 @foo(i32 %v1, double %v2) {
; CHECK-NEXT: [[TMP5:%.*]] = shufflevector <2 x double> [[TMP4]], <2 x double> poison, <4 x i32> <i32 0, i32 0, i32 1, i32 1>
; CHECK-NEXT: [[TMP6:%.*]] = load <4 x double>, ptr [[ARRAYIDX43]], align 8
; CHECK-NEXT: [[TMP7:%.*]] = fmul <4 x double> [[TMP6]], [[TMP5]]
-; CHECK-NEXT: [[TMP8:%.*]] = call <4 x double> @llvm.fmuladd.v4f64(<4 x double> undef, <4 x double> [[TMP2]], <4 x double> [[TMP7]])
+; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <4 x double> [[TMP7]], <4 x double> poison, <4 x i32> <i32 3, i32 1, i32 2, i32 0>
+; CHECK-NEXT: [[TMP9:%.*]] = call <4 x double> @llvm.fmuladd.v4f64(<4 x double> undef, <4 x double> [[TMP2]], <4 x double> [[TMP8]])
; CHECK-NEXT: br label [[SW_EPILOG:%.*]]
; CHECK: sw.bb195:
; CHECK-NEXT: br label [[SW_EPILOG]]
; CHECK: do.body:
; CHECK-NEXT: unreachable
; CHECK: sw.epilog:
-; CHECK-NEXT: [[TMP9:%.*]] = phi <4 x double> [ undef, [[SW_BB195]] ], [ [[TMP8]], [[SW_BB]] ]
+; CHECK-NEXT: [[TMP10:%.*]] = phi <4 x double> [ undef, [[SW_BB195]] ], [ [[TMP9]], [[SW_BB]] ]
; CHECK-NEXT: ret i32 undef
; CHECK: if.end.1:
; CHECK-NEXT: br label [[FOR_COND15_1:%.*]]
diff --git a/llvm/test/Transforms/SLPVectorizer/AArch64/tsc-s116.ll b/llvm/test/Transforms/SLPVectorizer/AArch64/tsc-s116.ll
index 28af0de171231..95aa40f664c0c 100644
--- a/llvm/test/Transforms/SLPVectorizer/AArch64/tsc-s116.ll
+++ b/llvm/test/Transforms/SLPVectorizer/AArch64/tsc-s116.ll
@@ -20,17 +20,17 @@ define void @s116_modified(ptr %a) {
; CHECK-NEXT: [[GEP1:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 1
; CHECK-NEXT: [[GEP3:%.*]] = getelementptr inbounds float, ptr [[A]], i64 3
; CHECK-NEXT: [[LD0:%.*]] = load float, ptr [[A]], align 4
-; CHECK-NEXT: [[TMP2:%.*]] = load <2 x float>, ptr [[GEP1]], align 4
-; CHECK-NEXT: [[TMP4:%.*]] = load <2 x float>, ptr [[GEP3]], align 4
-; CHECK-NEXT: [[TMP5:%.*]] = insertelement <4 x float> poison, float [[LD0]], i32 0
-; CHECK-NEXT: [[TMP6:%.*]] = shufflevector <2 x float> [[TMP2]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 1, i32 poison>
-; CHECK-NEXT: [[TMP7:%.*]] = shufflevector <4 x float> [[TMP5]], <4 x float> [[TMP6]], <4 x i32> <i32 0, i32 5, i32 poison, i32 poison>
-; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <2 x float> [[TMP4]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
-; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <4 x float> [[TMP7]], <4 x float> [[TMP8]], <4 x i32> <i32 0, i32 1, i32 4, i32 5>
-; CHECK-NEXT: [[TMP10:%.*]] = shufflevector <4 x float> [[TMP6]], <4 x float> [[TMP8]], <4 x i32> <i32 0, i32 poison, i32 2, i32 4>
-; CHECK-NEXT: [[TMP11:%.*]] = shufflevector <4 x float> [[TMP10]], <4 x float> poison, <4 x i32> <i32 0, i32 0, i32 2, i32 3>
-; CHECK-NEXT: [[TMP12:%.*]] = fmul fast <4 x float> [[TMP9]], [[TMP11]]
-; CHECK-NEXT: store <4 x float> [[TMP12]], ptr [[A]], align 4
+; CHECK-NEXT: [[TMP1:%.*]] = load <2 x float>, ptr [[GEP1]], align 4
+; CHECK-NEXT: [[TMP2:%.*]] = load <2 x float>, ptr [[GEP3]], align 4
+; CHECK-NEXT: [[TMP3:%.*]] = insertelement <4 x float> poison, float [[LD0]], i32 0
+; CHECK-NEXT: [[TMP4:%.*]] = shufflevector <2 x float> [[TMP1]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 1, i32 poison>
+; CHECK-NEXT: [[TMP5:%.*]] = shufflevector <4 x float> [[TMP3]], <4 x float> [[TMP4]], <4 x i32> <i32 0, i32 5, i32 poison, i32 poison>
+; CHECK-NEXT: [[TMP6:%.*]] = shufflevector <2 x float> [[TMP2]], <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 poison, i32 poison>
+; CHECK-NEXT: [[TMP7:%.*]] = shufflevector <4 x float> [[TMP5]], <4 x float> [[TMP6]], <4 x i32> <i32 0, i32 1, i32 4, i32 5>
+; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <4 x float> [[TMP4]], <4 x float> [[TMP6]], <4 x i32> <i32 0, i32 poison, i32 2, i32 4>
+; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <4 x float> [[TMP8]], <4 x float> poison, <4 x i32> <i32 0, i32 0, i32 2, i32 3>
+; CHECK-NEXT: [[TMP10:%.*]] = fmul fast <4 x float> [[TMP7]], [[TMP9]]
+; CHECK-NEXT: store <4 x float> [[TMP10]], ptr [[A]], align 4
; CHECK-NEXT: ret void
;
%gep1 = getelementptr inbounds float, ptr %a, i64 1
diff --git a/llvm/test/Transforms/SLPVectorizer/X86/pr35497.ll b/llvm/test/Transforms/SLPVectorizer/X86/pr35497.ll
index 9c7e8f66c6c6c..cb24a9cefffa2 100644
--- a/llvm/test/Transforms/SLPVectorizer/X86/pr35497.ll
+++ b/llvm/test/Transforms/SLPVectorizer/X86/pr35497.ll
@@ -68,10 +68,10 @@ define void @pr35497() local_unnamed_addr #0 {
; SSE-NEXT: [[TMP4:%.*]] = shufflevector <2 x i64> [[TMP3]], <2 x i64> poison, <2 x i32> <i32 1, i32 0>
; SSE-NEXT: [[TMP5:%.*]] = add nuw nsw <2 x i64> [[TMP4]], zeroinitializer
; SSE-NEXT: store <2 x i64> [[TMP5]], ptr undef, align 1
-; SSE-NEXT: [[TMP6:%.*]] = insertelement <2 x i64> [[TMP5]], i64 [[ADD]], i32 0
-; SSE-NEXT: [[TMP7:%.*]] = shl <2 x i64> [[TMP6]], <i64 2, i64 2>
-; SSE-NEXT: [[TMP8:%.*]] = and <2 x i64> [[TMP7]], <i64 20, i64 20>
-; SSE-NEXT: [[TMP9:%.*]] = shufflevector <2 x i64> [[TMP8]], <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+; SSE-NEXT: [[TMP6:%.*]] = shufflevector <2 x i64> [[TMP5]], <2 x i64> poison, <2 x i32> <i32 1, i32 poison>
+; SSE-NEXT: [[TMP7:%.*]] = insertelement <2 x i64> [[TMP6]], i64 [[ADD]], i32 1
+; SSE-NEXT: [[TMP8:%.*]] = shl <2 x i64> [[TMP7]], <i64 2, i64 2>
+; SSE-NEXT: [[TMP9:%.*]] = and <2 x i64> [[TMP8]], <i64 20, i64 20>
; SSE-NEXT: [[TMP10:%.*]] = lshr <2 x i64> [[TMP5]], <i64 6, i64 6>
; SSE-NEXT: [[TMP11:%.*]] = add nuw nsw <2 x i64> [[TMP9]], [[TMP10]]
; SSE-NEXT: store <2 x i64> [[TMP11]], ptr [[ARRAYIDX2_2]], align 1
@@ -88,10 +88,10 @@ define void @pr35497() local_unnamed_addr #0 {
; AVX-NEXT: [[TMP3:%.*]] = and <2 x i64> [[TMP2]], <i64 20, i64 20>
; AVX-NEXT: [[TMP4:%.*]] = add nuw nsw <2 x i64> [[TMP3]], zeroinitializer
; AVX-NEXT: store <2 x i64> [[TMP4]], ptr undef, align 1
-; AVX-NEXT: [[TMP5:%.*]] = insertelement <2 x i64> [[TMP4]], i64 [[ADD]], i32 0
-; AVX-NEXT: [[TMP6:%.*]] = shl <2 x i64> [[TMP5]], <i64 2, i64 2>
-; AVX-NEXT: [[TMP7:%.*]] = and <2 x i64> [[TMP6]], <i64 20, i64 20>
-; AVX-NEXT: [[TMP8:%.*]] = shufflevector <2 x i64> [[TMP7]], <2 x i64> poison, <2 x i32> <i32 1, i32 0>
+; AVX-NEXT: [[TMP5:%.*]] = shufflevector <2 x i64> [[TMP4]], <2 x i64> poison, <2 x i32> <i32 1, i32 poison>
+; AVX-NEXT: [[TMP6:%.*]] = insertelement <2 x i64> [[TMP5]], i64 [[ADD]], i32 1
+; AVX-NEXT: [[TMP7:%.*]] = shl <2 x i64> [[TMP6]], <i64 2, i64 2>
+; AVX-NEXT: [[TMP8:%.*]] = and <2 x i64> [[TMP7]], <i64 20, i64 20>
; AVX-NEXT: [[TMP9:%.*]] = lshr <2 x i64> [[TMP4]], <i64 6, i64 6>
; AVX-NEXT: [[TMP10:%.*]] = add nuw nsw <2 x i64> [[TMP8]], [[TMP9]]
; AVX-NEXT: store <2 x i64> [[TMP10]], ptr [[ARRAYIDX2_2]], align 1
diff --git a/llvm/test/Transforms/SLPVectorizer/X86/reduction-transpose.ll b/llvm/test/Transforms/SLPVectorizer/X86/reduction-transpose.ll
index c051d909f752e..ec90ca9bc674d 100644
--- a/llvm/test/Transforms/SLPVectorizer/X86/reduction-transpose.ll
+++ b/llvm/test/Transforms/SLPVectorizer/X86/reduction-transpose.ll
@@ -18,9 +18,9 @@
define i32 @reduce_and4(i32 %acc, <4 x i32> %v1, <4 x i32> %v2, <4 x i32> %v3, <4 x i32> %v4) {
; SSE2-LABEL: @reduce_and4(
; SSE2-NEXT: entry:
-; SSE2-NEXT: [[TMP0:%.*]] = shufflevector <4 x i32> [[V4:%.*]], <4 x i32> [[V3:%.*]], <8 x i32> <i32 1, i32 0, i32 2, i32 3, i32 5, i32 4, i32 6, i32 7>
+; SSE2-NEXT: [[TMP0:%.*]] = shufflevector <4 x i32> [[V4:%.*]], <4 x i32> [[V3:%.*]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SSE2-NEXT: [[TMP1:%.*]] = call i32 @llvm.vector.reduce.and.v8i32(<8 x i32> [[TMP0]])
-; SSE2-NEXT: [[TMP2:%.*]] = shufflevector <4 x i32> [[V2:%.*]], <4 x i32> [[V1:%.*]], <8 x i32> <i32 1, i32 0, i32 2, i32 3, i32 5, i32 4, i32 6, i32 7>
+; SSE2-NEXT: [[TMP2:%.*]] = shufflevector <4 x i32> [[V2:%.*]], <4 x i32> [[V1:%.*]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SSE2-NEXT: [[TMP3:%.*]] = call i32 @llvm.vector.reduce.and.v8i32(<8 x i32> [[TMP2]])
; SSE2-NEXT: [[OP_RDX:%.*]] = and i32 [[TMP1]], [[TMP3]]
; SSE2-NEXT: [[OP_RDX1:%.*]] = and i32 [[OP_RDX]], [[ACC:%.*]]
@@ -28,9 +28,9 @@ define i32 @reduce_and4(i32 %acc, <4 x i32> %v1, <4 x i32> %v2, <4 x i32> %v3, <
;
; SSE42-LABEL: @reduce_and4(
; SSE42-NEXT: entry:
-; SSE42-NEXT: [[TMP0:%.*]] = shufflevector <4 x i32> [[V4:%.*]], <4 x i32> [[V3:%.*]], <8 x i32> <i32 1, i32 0, i32 2, i32 3, i32 5, i32 4, i32 6, i32 7>
+; SSE42-NEXT: [[TMP0:%.*]] = shufflevector <4 x i32> [[V4:%.*]], <4 x i32> [[V3:%.*]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SSE42-NEXT: [[TMP1:%.*]] = call i32 @llvm.vector.reduce.and.v8i32(<8 x i32> [[TMP0]])
-; SSE42-NEXT: [[TMP2:%.*]] = shufflevector <4 x i32> [[V2:%.*]], <4 x i32> [[V1:%.*]], <8 x i32> <i32 1, i32 0, i32 2, i32 3, i32 5, i32 4, i32 6, i32 7>
+; SSE42-NEXT: [[TMP2:%.*]] = shufflevector <4 x i32> [[V2:%.*]], <4 x i32> [[V1:%.*]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SSE42-NEXT: [[TMP3:%.*]] = call i32 @llvm.vector.reduce.and.v8i32(<8 x i32> [[TMP2]])
; SSE42-NEXT: [[OP_RDX:%.*]] = and i32 [[TMP1]], [[TMP3]]
; SSE42-NEXT: [[OP_RDX1:%.*]] = and i32 [[OP_RDX]], [[ACC:%.*]]
@@ -92,18 +92,18 @@ entry:
define i32 @reduce_and4_transpose(i32 %acc, <4 x i32> %v1, <4 x i32> %v2, <4 x i32> %v3, <4 x i32> %v4) {
; SSE2-LABEL: @reduce_and4_transpose(
-; SSE2-NEXT: [[TMP1:%.*]] = shufflevector <4 x i32> [[V4:%.*]], <4 x i32> [[V3:%.*]], <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4>
+; SSE2-NEXT: [[TMP1:%.*]] = shufflevector <4 x i32> [[V4:%.*]], <4 x i32> [[V3:%.*]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SSE2-NEXT: [[TMP2:%.*]] = call i32 @llvm.vector.reduce.and.v8i32(<8 x i32> [[TMP1]])
-; SSE2-NEXT: [[TMP3:%.*]] = shufflevector <4 x i32> [[V2:%.*]], <4 x i32> [[V1:%.*]], <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4>
+; SSE2-NEXT: [[TMP3:%.*]] = shufflevector <4 x i32> [[V2:%.*]], <4 x i32> [[V1:%.*]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SSE2-NEXT: [[TMP4:%.*]] = call i32 @llvm.vector.reduce.and.v8i32(<8 x i32> [[TMP3]])
; SSE2-NEXT: [[OP_RDX:%.*]] = and i32 [[TMP2]], [[TMP4]]
; SSE2-NEXT: [[OP_RDX1:%.*]] = and i32 [[OP_RDX]], [[ACC:%.*]]
; SSE2-NEXT: ret i32 [[OP_RDX1]]
;
; SSE42-LABEL: @reduce_and4_transpose(
-; SSE42-NEXT: [[TMP1:%.*]] = shufflevector <4 x i32> [[V4:%.*]], <4 x i32> [[V3:%.*]], <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4>
+; SSE42-NEXT: [[TMP1:%.*]] = shufflevector <4 x i32> [[V4:%.*]], <4 x i32> [[V3:%.*]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SSE42-NEXT: [[TMP2:%.*]] = call i32 @llvm.vector.reduce.and.v8i32(<8 x i32> [[TMP1]])
-; SSE42-NEXT: [[TMP3:%.*]] = shufflevector <4 x i32> [[V2:%.*]], <4 x i32> [[V1:%.*]], <8 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4>
+; SSE42-NEXT: [[TMP3:%.*]] = shufflevector <4 x i32> [[V2:%.*]], <4 x i32> [[V1:%.*]], <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
; SSE42-NEXT: [[TMP4:%.*]] = call i32 @llvm.vector.reduce.and.v8i32(<8 x i32> [[TMP3]])
; SSE42-NEXT: [[OP_RDX:%.*]] = and i32 [[TMP2]], [[TMP4]]
; SSE42-NEXT: [[OP_RDX1:%.*]] = and i32 [[OP_RDX]], [[ACC:%.*]]
diff --git a/llvm/test/Transforms/SLPVectorizer/X86/reorder-clustered-node.ll b/llvm/test/Transforms/SLPVectorizer/X86/reorder-clustered-node.ll
index b5533463c3930..1a6ff2385905b 100644
--- a/llvm/test/Transforms/SLPVectorizer/X86/reorder-clustered-node.ll
+++ b/llvm/test/Transforms/SLPVectorizer/X86/reorder-clustered-node.ll
@@ -17,13 +17,12 @@ define i1 @test(ptr %arg, ptr %i233, i64 %i241, ptr %i235, ptr %i237, ptr %i227)
; CHECK-NEXT: [[TMP5:%.*]] = shufflevector <8 x ptr> [[TMP3]], <8 x ptr> poison, <4 x i32> <i32 2, i32 0, i32 poison, i32 poison>
; CHECK-NEXT: [[TMP6:%.*]] = insertelement <4 x ptr> [[TMP5]], ptr [[I245]], i32 2
; CHECK-NEXT: [[TMP7:%.*]] = insertelement <4 x ptr> [[TMP6]], ptr [[I248]], i32 3
-; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <4 x ptr> [[TMP7]], <4 x ptr> poison, <8 x i32> <i32 2, i32 0, i32 1, i32 3, i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <8 x ptr> [[TMP1]], <8 x ptr> <ptr poison, ptr poison, ptr null, ptr null, ptr null, ptr null, ptr null, ptr null>, <8 x i32> <i32 0, i32 1, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <4 x ptr> [[TMP7]], <4 x ptr> poison, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <8 x ptr> [[TMP1]], <8 x ptr> <ptr poison, ptr null, ptr poison, ptr null, ptr null, ptr null, ptr null, ptr null>, <8 x i32> <i32 1, i32 9, i32 0, i32 11, i32 12, i32 13, i32 14, i32 15>
; CHECK-NEXT: [[TMP10:%.*]] = icmp ult <8 x ptr> [[TMP8]], [[TMP9]]
-; CHECK-NEXT: [[TMP11:%.*]] = shufflevector <8 x i1> [[TMP10]], <8 x i1> poison, <8 x i32> <i32 1, i32 2, i32 0, i32 3, i32 4, i32 5, i32 6, i32 7>
-; CHECK-NEXT: [[TMP12:%.*]] = or <8 x i1> [[TMP4]], [[TMP11]]
-; CHECK-NEXT: [[TMP13:%.*]] = call i1 @llvm.vector.reduce.and.v8i1(<8 x i1> [[TMP12]])
-; CHECK-NEXT: [[OP_RDX:%.*]] = and i1 [[TMP13]], false
+; CHECK-NEXT: [[TMP11:%.*]] = or <8 x i1> [[TMP4]], [[TMP10]]
+; CHECK-NEXT: [[TMP12:%.*]] = call i1 @llvm.vector.reduce.and.v8i1(<8 x i1> [[TMP11]])
+; CHECK-NEXT: [[OP_RDX:%.*]] = and i1 [[TMP12]], false
; CHECK-NEXT: ret i1 [[OP_RDX]]
;
bb:
diff --git a/llvm/test/Transforms/SLPVectorizer/X86/reorder-reused-masked-gather.ll b/llvm/test/Transforms/SLPVectorizer/X86/reorder-reused-masked-gather.ll
index f65f61975a61f..cd7ad210ca567 100644
--- a/llvm/test/Transforms/SLPVectorizer/X86/reorder-reused-masked-gather.ll
+++ b/llvm/test/Transforms/SLPVectorizer/X86/reorder-reused-masked-gather.ll
@@ -8,12 +8,11 @@ define void @test(ptr noalias %0, ptr %p) {
; CHECK-NEXT: [[TMP4:%.*]] = getelementptr float, <8 x ptr> [[TMP3]], <8 x i64> <i64 15, i64 4, i64 5, i64 0, i64 2, i64 6, i64 7, i64 8>
; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds float, ptr [[TMP0:%.*]], i64 2
; CHECK-NEXT: [[TMP6:%.*]] = call <8 x float> @llvm.masked.gather.v8f32.v8p0(<8 x ptr> [[TMP4]], i32 4, <8 x i1> <i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true>, <8 x float> poison)
-; CHECK-NEXT: [[TMP7:%.*]] = shufflevector <8 x float> [[TMP6]], <8 x float> poison, <16 x i32> <i32 4, i32 3, i32 0, i32 1, i32 2, i32 0, i32 1, i32 2, i32 0, i32 2, i32 5, i32 6, i32 7, i32 5, i32 6, i32 7>
+; CHECK-NEXT: [[TMP7:%.*]] = shufflevector <8 x float> [[TMP6]], <8 x float> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 0, i32 1, i32 2, i32 0, i32 3, i32 2, i32 4, i32 5, i32 6, i32 7, i32 5, i32 6, i32 7>
; CHECK-NEXT: [[TMP8:%.*]] = shufflevector <8 x float> [[TMP6]], <8 x float> poison, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison, i32 poison>
-; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <16 x float> [[TMP8]], <16 x float> <float poison, float poison, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00>, <16 x i32> <i32 0, i32 1, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>
+; CHECK-NEXT: [[TMP9:%.*]] = shufflevector <16 x float> [[TMP8]], <16 x float> <float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float poison, float 0.000000e+00, float poison, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00>, <16 x i32> <i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 1, i32 24, i32 0, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>
; CHECK-NEXT: [[TMP10:%.*]] = fadd reassoc nsz arcp contract afn <16 x float> [[TMP7]], [[TMP9]]
-; CHECK-NEXT: [[TMP11:%.*]] = shufflevector <16 x float> [[TMP10]], <16 x float> poison, <16 x i32> <i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 1, i32 9, i32 0, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
-; CHECK-NEXT: store <16 x float> [[TMP11]], ptr [[TMP5]], align 4
+; CHECK-NEXT: store <16 x float> [[TMP10]], ptr [[TMP5]], align 4
; CHECK-NEXT: ret void
;
%2 = getelementptr inbounds float, ptr %p, i64 2
diff --git a/llvm/test/Transforms/SLPVectorizer/X86/reorder-vf-to-resize.ll b/llvm/test/Transforms/SLPVectorizer/X86/reorder-vf-to-resize.ll
index af606fc3a738b..d3c978412cdde 100644
--- a/llvm/test/Transforms/SLPVectorizer/X86/reorder-vf-to-resize.ll
+++ b/llvm/test/Transforms/SLPVectorizer/X86/reorder-vf-to-resize.ll
@@ -6,7 +6,7 @@ define void @main(ptr %0) {
; CHECK-NEXT: [[TMP2:%.*]] = load <2 x double>, ptr [[TMP0:%.*]], align 8
; CHECK-NEXT: [[TMP3:%.*]] = fsub <2 x double> zeroinitializer, [[TMP2]]
; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> zeroinitializer, [[TMP2]]
-; CHECK-NEXT: [[TMP5:%.*]] = shufflevector <2 x double> [[TMP3]], <2 x double> [[TMP4]], <4 x i32> <i32 1, i32 2, i32 1, i32 2>
+; CHECK-NEXT: [[TMP5:%.*]] = shufflevector <2 x double> [[TMP3]], <2 x double> [[TMP4]], <4 x i32> <i32 1, i32 2, i32 2, i32 1>
; CHECK-NEXT: [[TMP6:%.*]] = fmul <4 x double> [[TMP5]], zeroinitializer
; CHECK-NEXT: [[TMP7:%.*]] = call <4 x double> @llvm.fabs.v4f64(<4 x double> [[TMP6]])
; CHECK-NEXT: [[TMP8:%.*]] = fcmp oeq <4 x double> [[TMP7]], zeroinitializer
diff --git a/llvm/test/Transforms/SLPVectorizer/X86/scatter-vectorize-reorder.ll b/llvm/test/Transforms/SLPVectorizer/X86/scatter-vectorize-reorder.ll
index c79e9b94278cd..fb2b653aefc87 100644
--- a/llvm/test/Transforms/SLPVectorizer/X86/scatter-vectorize-reorder.ll
+++ b/llvm/test/Transforms/SLPVectorizer/X86/scatter-vectorize-reorder.ll
@@ -12,10 +12,10 @@ define void @test() {
; CHECK-NEXT: [[TMP1:%.*]] = fsub <2 x float> zeroinitializer, [[TMP0]]
; CHECK-NEXT: [[TMP2:%.*]] = load float, ptr [[ARRAYIDX10_I_I86]], align 4
; CHECK-NEXT: [[TMP3:%.*]] = load float, ptr undef, align 4
-; CHECK-NEXT: [[TMP4:%.*]] = shufflevector <2 x float> [[TMP0]], <2 x float> <float 0.000000e+00, float poison>, <2 x i32> <i32 2, i32 1>
-; CHECK-NEXT: [[TMP5:%.*]] = insertelement <2 x float> poison, float [[TMP3]], i32 0
-; CHECK-NEXT: [[TMP6:%.*]] = insertelement <2 x float> [[TMP5]], float [[TMP2]], i32 1
-; CHECK-NEXT: [[TMP7:%.*]] = shufflevector <2 x float> [[TMP6]], <2 x float> <float poison, float 0.000000e+00>, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[TMP4:%.*]] = shufflevector <2 x float> [[TMP0]], <2 x float> <float poison, float 0.000000e+00>, <2 x i32> <i32 1, i32 3>
+; CHECK-NEXT: [[TMP5:%.*]] = insertelement <2 x float> poison, float [[TMP2]], i32 0
+; CHECK-NEXT: [[TMP6:%.*]] = insertelement <2 x float> [[TMP5]], float [[TMP3]], i32 1
+; CHECK-NEXT: [[TMP7:%.*]] = shufflevector <2 x float> [[TMP6]], <2 x float> <float 0.000000e+00, float poison>, <2 x i32> <i32 2, i32 0>
; CHECK-NEXT: [[TMP8:%.*]] = call <2 x float> @llvm.fmuladd.v2f32(<2 x float> [[TMP4]], <2 x float> [[TMP6]], <2 x float> [[TMP7]])
; CHECK-NEXT: br i1 false, label [[BB2:%.*]], label [[BB3:%.*]]
; CHECK: bb2:
@@ -23,12 +23,11 @@ define void @test() {
; CHECK-NEXT: br label [[BB3]]
; CHECK: bb3:
; CHECK-NEXT: [[TMP10:%.*]] = phi <2 x float> [ [[TMP9]], [[BB2]] ], [ zeroinitializer, [[BB1]] ]
-; CHECK-NEXT: [[TMP11:%.*]] = shufflevector <2 x float> [[TMP10]], <2 x float> poison, <2 x i32> <i32 1, i32 0>
-; CHECK-NEXT: [[TMP12:%.*]] = fadd <2 x float> [[TMP1]], [[TMP11]]
-; CHECK-NEXT: [[TMP13:%.*]] = fadd <2 x float> [[TMP12]], zeroinitializer
+; CHECK-NEXT: [[TMP11:%.*]] = fadd <2 x float> [[TMP1]], [[TMP10]]
+; CHECK-NEXT: [[TMP12:%.*]] = fadd <2 x float> [[TMP11]], zeroinitializer
+; CHECK-NEXT: [[TMP13:%.*]] = fsub <2 x float> [[TMP12]], zeroinitializer
; CHECK-NEXT: [[TMP14:%.*]] = fsub <2 x float> [[TMP13]], zeroinitializer
-; CHECK-NEXT: [[TMP15:%.*]] = fsub <2 x float> [[TMP14]], zeroinitializer
-; CHECK-NEXT: store <2 x float> [[TMP15]], ptr [[ARRAYIDX21_I]], align 16
+; CHECK-NEXT: store <2 x float> [[TMP14]], ptr [[ARRAYIDX21_I]], align 16
; CHECK-NEXT: ret void
;
entry:
diff --git a/llvm/test/Transforms/SLPVectorizer/X86/shrink_after_reorder2.ll b/llvm/test/Transforms/SLPVectorizer/X86/shrink_after_reorder2.ll
index 8d1d257820f0c..9e3ba05f88da8 100644
--- a/llvm/test/Transforms/SLPVectorizer/X86/shrink_after_reorder2.ll
+++ b/llvm/test/Transforms/SLPVectorizer/X86/shrink_after_reorder2.ll
@@ -9,10 +9,10 @@ define void @foo(ptr %this, ptr %p, i32 %add7) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = insertelement <2 x i32> <i32 poison, i32 undef>, i32 [[ADD7:%.*]], i32 0
; CHECK-NEXT: [[TMP1:%.*]] = sdiv <2 x i32> [[TMP0]], <i32 2, i32 2>
-; CHECK-NEXT: [[TMP2:%.*]] = shufflevector <2 x i32> [[TMP1]], <2 x i32> poison, <4 x i32> <i32 1, i32 1, i32 0, i32 0>
+; CHECK-NEXT: [[TMP2:%.*]] = shufflevector <2 x i32> [[TMP1]], <2 x i32> poison, <4 x i32> <i32 1, i32 0, i32 1, i32 0>
; CHECK-NEXT: switch i32 undef, label [[SW_EPILOG:%.*]] [
-; CHECK-NEXT: i32 0, label [[SW_BB:%.*]]
-; CHECK-NEXT: i32 2, label [[SW_BB]]
+; CHECK-NEXT: i32 0, label [[SW_BB:%.*]]
+; CHECK-NEXT: i32 2, label [[SW_BB]]
; CHECK-NEXT: ]
; CHECK: sw.bb:
; CHECK-NEXT: [[TMP3:%.*]] = xor <2 x i32> [[TMP1]], <i32 -1, i32 -1>
@@ -21,10 +21,11 @@ define void @foo(ptr %this, ptr %p, i32 %add7) {
; CHECK-NEXT: br label [[SW_EPILOG]]
; CHECK: sw.epilog:
; CHECK-NEXT: [[TMP6:%.*]] = phi <2 x i32> [ undef, [[ENTRY:%.*]] ], [ [[TMP5]], [[SW_BB]] ]
-; CHECK-NEXT: [[TMP7:%.*]] = shufflevector <2 x i32> [[TMP6]], <2 x i32> poison, <4 x i32> <i32 1, i32 1, i32 0, i32 0>
+; CHECK-NEXT: [[TMP7:%.*]] = shufflevector <2 x i32> [[TMP6]], <2 x i32> poison, <4 x i32> <i32 1, i32 0, i32 1, i32 0>
; CHECK-NEXT: [[TMP8:%.*]] = sub <4 x i32> undef, [[TMP2]]
; CHECK-NEXT: [[TMP9:%.*]] = add <4 x i32> [[TMP8]], [[TMP7]]
-; CHECK-NEXT: store <4 x i32> [[TMP9]], ptr [[P:%.*]], align 4
+; CHECK-NEXT: [[TMP10:%.*]] = shufflevector <4 x i32> [[TMP9]], <4 x i32> poison, <4 x i32> <i32 0, i32 2, i32 1, i32 3>
+; CHECK-NEXT: store <4 x i32> [[TMP10]], ptr [[P:%.*]], align 4
; CHECK-NEXT: ret void
;
entry:
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