diff --git a/llvm/include/llvm/IR/VectorBuilder.h b/llvm/include/llvm/IR/VectorBuilder.h index 301edaed70fe8..6af7f6075551d 100644 --- a/llvm/include/llvm/IR/VectorBuilder.h +++ b/llvm/include/llvm/IR/VectorBuilder.h @@ -15,6 +15,7 @@ #ifndef LLVM_IR_VECTORBUILDER_H #define LLVM_IR_VECTORBUILDER_H +#include #include #include #include @@ -57,6 +58,11 @@ class VectorBuilder { return RetType(); } + /// Helper function for creating VP intrinsic call. + Value *createVectorInstructionImpl(Intrinsic::ID VPID, Type *ReturnTy, + ArrayRef VecOpArray, + const Twine &Name = Twine()); + public: VectorBuilder(IRBuilderBase &Builder, Behavior ErrorHandling = Behavior::ReportAndAbort) @@ -92,6 +98,15 @@ class VectorBuilder { Value *createVectorInstruction(unsigned Opcode, Type *ReturnTy, ArrayRef VecOpArray, const Twine &Name = Twine()); + + /// Emit a VP reduction intrinsic call for recurrence kind. + /// \param Kind The kind of recurrence + /// \param ValTy The type of operand which the reduction operation is + /// performed. + /// \param VecOpArray The operand list. + Value *createSimpleTargetReduction(RecurKind Kind, Type *ValTy, + ArrayRef VecOpArray, + const Twine &Name = Twine()); }; } // namespace llvm diff --git a/llvm/include/llvm/Transforms/Utils/LoopUtils.h b/llvm/include/llvm/Transforms/Utils/LoopUtils.h index 345e09dce0b2b..1a878126aa082 100644 --- a/llvm/include/llvm/Transforms/Utils/LoopUtils.h +++ b/llvm/include/llvm/Transforms/Utils/LoopUtils.h @@ -15,6 +15,7 @@ #include "llvm/Analysis/IVDescriptors.h" #include "llvm/Analysis/LoopAccessAnalysis.h" +#include "llvm/IR/VectorBuilder.h" #include "llvm/Transforms/Utils/ValueMapper.h" namespace llvm { @@ -394,6 +395,10 @@ Value *getShuffleReduction(IRBuilderBase &Builder, Value *Src, unsigned Op, /// Fast-math-flags are propagated using the IRBuilder's setting. Value *createSimpleTargetReduction(IRBuilderBase &B, Value *Src, RecurKind RdxKind); +/// Overloaded function to generate vector-predication intrinsics for target +/// reduction. +Value *createSimpleTargetReduction(VectorBuilder &VB, Value *Src, + const RecurrenceDescriptor &Desc); /// Create a target reduction of the given vector \p Src for a reduction of the /// kind RecurKind::IAnyOf or RecurKind::FAnyOf. The reduction operation is @@ -414,6 +419,11 @@ Value *createTargetReduction(IRBuilderBase &B, const RecurrenceDescriptor &Desc, Value *createOrderedReduction(IRBuilderBase &B, const RecurrenceDescriptor &Desc, Value *Src, Value *Start); +/// Overloaded function to generate vector-predication intrinsics for ordered +/// reduction. +Value *createOrderedReduction(VectorBuilder &VB, + const RecurrenceDescriptor &Desc, Value *Src, + Value *Start); /// Get the intersection (logical and) of all of the potential IR flags /// of each scalar operation (VL) that will be converted into a vector (I). diff --git a/llvm/lib/IR/VectorBuilder.cpp b/llvm/lib/IR/VectorBuilder.cpp index c07bc0561fba9..5ff3082879895 100644 --- a/llvm/lib/IR/VectorBuilder.cpp +++ b/llvm/lib/IR/VectorBuilder.cpp @@ -57,7 +57,70 @@ Value *VectorBuilder::createVectorInstruction(unsigned Opcode, Type *ReturnTy, auto VPID = VPIntrinsic::getForOpcode(Opcode); if (VPID == Intrinsic::not_intrinsic) return returnWithError("No VPIntrinsic for this opcode"); + return createVectorInstructionImpl(VPID, ReturnTy, InstOpArray, Name); +} + +Value *VectorBuilder::createSimpleTargetReduction(RecurKind Kind, Type *ValTy, + ArrayRef InstOpArray, + const Twine &Name) { + Intrinsic::ID VPID; + switch (Kind) { + case RecurKind::Add: + VPID = Intrinsic::vp_reduce_add; + break; + case RecurKind::Mul: + VPID = Intrinsic::vp_reduce_mul; + break; + case RecurKind::And: + VPID = Intrinsic::vp_reduce_and; + break; + case RecurKind::Or: + VPID = Intrinsic::vp_reduce_or; + break; + case RecurKind::Xor: + VPID = Intrinsic::vp_reduce_xor; + break; + case RecurKind::FMulAdd: + case RecurKind::FAdd: + VPID = Intrinsic::vp_reduce_fadd; + break; + case RecurKind::FMul: + VPID = Intrinsic::vp_reduce_fmul; + break; + case RecurKind::SMax: + VPID = Intrinsic::vp_reduce_smax; + break; + case RecurKind::SMin: + VPID = Intrinsic::vp_reduce_smin; + break; + case RecurKind::UMax: + VPID = Intrinsic::vp_reduce_umax; + break; + case RecurKind::UMin: + VPID = Intrinsic::vp_reduce_umin; + break; + case RecurKind::FMax: + VPID = Intrinsic::vp_reduce_fmax; + break; + case RecurKind::FMin: + VPID = Intrinsic::vp_reduce_fmin; + break; + case RecurKind::FMaximum: + VPID = Intrinsic::vp_reduce_fmaximum; + break; + case RecurKind::FMinimum: + VPID = Intrinsic::vp_reduce_fminimum; + break; + default: + llvm_unreachable("No VPIntrinsic for this reduction"); + } + return createVectorInstructionImpl(VPID, ValTy, InstOpArray, Name); +} +Value *VectorBuilder::createVectorInstructionImpl(Intrinsic::ID VPID, + Type *ReturnTy, + ArrayRef InstOpArray, + const Twine &Name) { auto MaskPosOpt = VPIntrinsic::getMaskParamPos(VPID); auto VLenPosOpt = VPIntrinsic::getVectorLengthParamPos(VPID); size_t NumInstParams = InstOpArray.size(); diff --git a/llvm/lib/Transforms/Utils/LoopUtils.cpp b/llvm/lib/Transforms/Utils/LoopUtils.cpp index a127a3265758d..ff93035ce0652 100644 --- a/llvm/lib/Transforms/Utils/LoopUtils.cpp +++ b/llvm/lib/Transforms/Utils/LoopUtils.cpp @@ -1192,6 +1192,19 @@ Value *llvm::createSimpleTargetReduction(IRBuilderBase &Builder, Value *Src, } } +Value *llvm::createSimpleTargetReduction(VectorBuilder &VBuilder, Value *Src, + const RecurrenceDescriptor &Desc) { + RecurKind Kind = Desc.getRecurrenceKind(); + assert(!RecurrenceDescriptor::isAnyOfRecurrenceKind(Kind) && + "AnyOf reduction is not supported."); + auto *SrcTy = cast(Src->getType()); + Type *SrcEltTy = SrcTy->getElementType(); + Value *Iden = + Desc.getRecurrenceIdentity(Kind, SrcEltTy, Desc.getFastMathFlags()); + Value *Ops[] = {Iden, Src}; + return VBuilder.createSimpleTargetReduction(Kind, SrcTy, Ops); +} + Value *llvm::createTargetReduction(IRBuilderBase &B, const RecurrenceDescriptor &Desc, Value *Src, PHINode *OrigPhi) { @@ -1220,6 +1233,20 @@ Value *llvm::createOrderedReduction(IRBuilderBase &B, return B.CreateFAddReduce(Start, Src); } +Value *llvm::createOrderedReduction(VectorBuilder &VBuilder, + const RecurrenceDescriptor &Desc, + Value *Src, Value *Start) { + assert((Desc.getRecurrenceKind() == RecurKind::FAdd || + Desc.getRecurrenceKind() == RecurKind::FMulAdd) && + "Unexpected reduction kind"); + assert(Src->getType()->isVectorTy() && "Expected a vector type"); + assert(!Start->getType()->isVectorTy() && "Expected a scalar type"); + + auto *SrcTy = cast(Src->getType()); + Value *Ops[] = {Start, Src}; + return VBuilder.createSimpleTargetReduction(RecurKind::FAdd, SrcTy, Ops); +} + void llvm::propagateIRFlags(Value *I, ArrayRef VL, Value *OpValue, bool IncludeWrapFlags) { auto *VecOp = dyn_cast(I); diff --git a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp index 5520baef7152d..4eb88fe32a820 100644 --- a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp +++ b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp @@ -1516,9 +1516,7 @@ class LoopVectorizationCostModel { TTI.hasActiveVectorLength(0, nullptr, Align()) && !EnableVPlanNativePath && // FIXME: implement support for max safe dependency distance. - Legal->isSafeForAnyVectorWidth() && - // FIXME: remove this once reductions are supported. - Legal->getReductionVars().empty(); + Legal->isSafeForAnyVectorWidth(); if (!EVLIsLegal) { // If for some reason EVL mode is unsupported, fallback to // DataWithoutLaneMask to try to vectorize the loop with folded tail diff --git a/llvm/lib/Transforms/Vectorize/VPlan.h b/llvm/lib/Transforms/Vectorize/VPlan.h index e3b78700e1018..805d9d91fc186 100644 --- a/llvm/lib/Transforms/Vectorize/VPlan.h +++ b/llvm/lib/Transforms/Vectorize/VPlan.h @@ -909,6 +909,7 @@ class VPSingleDefRecipe : public VPRecipeBase, public VPValue { case VPRecipeBase::VPEVLBasedIVPHISC: case VPRecipeBase::VPExpandSCEVSC: case VPRecipeBase::VPInstructionSC: + case VPRecipeBase::VPReductionEVLSC: case VPRecipeBase::VPReductionSC: case VPRecipeBase::VPReplicateSC: case VPRecipeBase::VPScalarIVStepsSC: @@ -2171,17 +2172,27 @@ class VPReductionRecipe : public VPSingleDefRecipe { /// The recurrence decriptor for the reduction in question. const RecurrenceDescriptor &RdxDesc; bool IsOrdered; + /// Whether the reduction is conditional. + bool IsConditional = false; + +protected: + VPReductionRecipe(const unsigned char SC, const RecurrenceDescriptor &R, + Instruction *I, ArrayRef Operands, + VPValue *CondOp, bool IsOrdered) + : VPSingleDefRecipe(SC, Operands, I), RdxDesc(R), IsOrdered(IsOrdered) { + if (CondOp) { + IsConditional = true; + addOperand(CondOp); + } + } public: VPReductionRecipe(const RecurrenceDescriptor &R, Instruction *I, VPValue *ChainOp, VPValue *VecOp, VPValue *CondOp, bool IsOrdered) - : VPSingleDefRecipe(VPDef::VPReductionSC, - ArrayRef({ChainOp, VecOp}), I), - RdxDesc(R), IsOrdered(IsOrdered) { - if (CondOp) - addOperand(CondOp); - } + : VPReductionRecipe(VPDef::VPReductionSC, R, I, + ArrayRef({ChainOp, VecOp}), CondOp, + IsOrdered) {} ~VPReductionRecipe() override = default; @@ -2190,7 +2201,15 @@ class VPReductionRecipe : public VPSingleDefRecipe { getVecOp(), getCondOp(), IsOrdered); } - VP_CLASSOF_IMPL(VPDef::VPReductionSC) + static inline bool classof(const VPRecipeBase *R) { + return R->getVPDefID() == VPRecipeBase::VPReductionSC || + R->getVPDefID() == VPRecipeBase::VPReductionEVLSC; + } + + static inline bool classof(const VPUser *U) { + auto *R = dyn_cast(U); + return R && classof(R); + } /// Generate the reduction in the loop void execute(VPTransformState &State) override; @@ -2201,13 +2220,62 @@ class VPReductionRecipe : public VPSingleDefRecipe { VPSlotTracker &SlotTracker) const override; #endif + /// Return the recurrence decriptor for the in-loop reduction. + const RecurrenceDescriptor &getRecurrenceDescriptor() const { + return RdxDesc; + } + /// Return true if the in-loop reduction is ordered. + bool isOrdered() const { return IsOrdered; }; + /// Return true if the in-loop reduction is conditional. + bool isConditional() const { return IsConditional; }; /// The VPValue of the scalar Chain being accumulated. VPValue *getChainOp() const { return getOperand(0); } /// The VPValue of the vector value to be reduced. VPValue *getVecOp() const { return getOperand(1); } /// The VPValue of the condition for the block. VPValue *getCondOp() const { - return getNumOperands() > 2 ? getOperand(2) : nullptr; + return isConditional() ? getOperand(getNumOperands() - 1) : nullptr; + } +}; + +/// A recipe to represent inloop reduction operations with vector-predication +/// intrinsics, performing a reduction on a vector operand with the explicit +/// vector length (EVL) into a scalar value, and adding the result to a chain. +/// The Operands are {ChainOp, VecOp, EVL, [Condition]}. +class VPReductionEVLRecipe : public VPReductionRecipe { +public: + VPReductionEVLRecipe(VPReductionRecipe *R, VPValue *EVL, VPValue *CondOp) + : VPReductionRecipe( + VPDef::VPReductionEVLSC, R->getRecurrenceDescriptor(), + cast_or_null(R->getUnderlyingValue()), + ArrayRef({R->getChainOp(), R->getVecOp(), EVL}), CondOp, + R->isOrdered()) {} + + ~VPReductionEVLRecipe() override = default; + + VPReductionEVLRecipe *clone() override { + llvm_unreachable("cloning not implemented yet"); + } + + VP_CLASSOF_IMPL(VPDef::VPReductionEVLSC) + + /// Generate the reduction in the loop + void execute(VPTransformState &State) override; + +#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP) + /// Print the recipe. + void print(raw_ostream &O, const Twine &Indent, + VPSlotTracker &SlotTracker) const override; +#endif + + /// The VPValue of the explicit vector length. + VPValue *getEVL() const { return getOperand(2); } + + /// Returns true if the recipe only uses the first lane of operand \p Op. + bool onlyFirstLaneUsed(const VPValue *Op) const override { + assert(is_contained(operands(), Op) && + "Op must be an operand of the recipe"); + return Op == getEVL(); } }; diff --git a/llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp b/llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp index 36d52b255232a..6d89ad9fee8ad 100644 --- a/llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp +++ b/llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp @@ -274,6 +274,9 @@ Type *VPTypeAnalysis::inferScalarType(const VPValue *V) { [](const VPScalarCastRecipe *R) { return R->getResultType(); }) .Case([](const VPExpandSCEVRecipe *R) { return R->getSCEV()->getType(); + }) + .Case([this](const auto *R) { + return inferScalarType(R->getChainOp()); }); assert(ResultTy && "could not infer type for the given VPValue"); diff --git a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp index 53d91ee27b73f..4b1ac79bbfdd4 100644 --- a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp +++ b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp @@ -63,6 +63,7 @@ bool VPRecipeBase::mayWriteToMemory() const { case VPPredInstPHISC: return false; case VPBlendSC: + case VPReductionEVLSC: case VPReductionSC: case VPWidenCanonicalIVSC: case VPWidenCastSC: @@ -104,6 +105,7 @@ bool VPRecipeBase::mayReadFromMemory() const { case VPWidenStoreSC: return false; case VPBlendSC: + case VPReductionEVLSC: case VPReductionSC: case VPWidenCanonicalIVSC: case VPWidenCastSC: @@ -151,6 +153,7 @@ bool VPRecipeBase::mayHaveSideEffects() const { return mayWriteToMemory() || !Fn->doesNotThrow() || !Fn->willReturn(); } case VPBlendSC: + case VPReductionEVLSC: case VPReductionSC: case VPScalarIVStepsSC: case VPWidenCanonicalIVSC: @@ -1744,6 +1747,46 @@ void VPReductionRecipe::execute(VPTransformState &State) { } } +void VPReductionEVLRecipe::execute(VPTransformState &State) { + assert(!State.Instance && "Reduction being replicated."); + assert(State.UF == 1 && + "Expected only UF == 1 when vectorizing with explicit vector length."); + + auto &Builder = State.Builder; + // Propagate the fast-math flags carried by the underlying instruction. + IRBuilderBase::FastMathFlagGuard FMFGuard(Builder); + const RecurrenceDescriptor &RdxDesc = getRecurrenceDescriptor(); + Builder.setFastMathFlags(RdxDesc.getFastMathFlags()); + + RecurKind Kind = RdxDesc.getRecurrenceKind(); + Value *Prev = State.get(getChainOp(), 0, /*IsScalar*/ true); + Value *VecOp = State.get(getVecOp(), 0); + Value *EVL = State.get(getEVL(), VPIteration(0, 0)); + + VectorBuilder VBuilder(Builder); + VBuilder.setEVL(EVL); + Value *Mask; + // TODO: move the all-true mask generation into VectorBuilder. + if (VPValue *CondOp = getCondOp()) + Mask = State.get(CondOp, 0); + else + Mask = Builder.CreateVectorSplat(State.VF, Builder.getTrue()); + VBuilder.setMask(Mask); + + Value *NewRed; + if (isOrdered()) { + NewRed = createOrderedReduction(VBuilder, RdxDesc, VecOp, Prev); + } else { + NewRed = createSimpleTargetReduction(VBuilder, VecOp, RdxDesc); + if (RecurrenceDescriptor::isMinMaxRecurrenceKind(Kind)) + NewRed = createMinMaxOp(Builder, Kind, NewRed, Prev); + else + NewRed = Builder.CreateBinOp( + (Instruction::BinaryOps)RdxDesc.getOpcode(Kind), NewRed, Prev); + } + State.set(this, NewRed, 0, /*IsScalar*/ true); +} + #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP) void VPReductionRecipe::print(raw_ostream &O, const Twine &Indent, VPSlotTracker &SlotTracker) const { @@ -1756,7 +1799,31 @@ void VPReductionRecipe::print(raw_ostream &O, const Twine &Indent, O << getUnderlyingInstr()->getFastMathFlags(); O << " reduce." << Instruction::getOpcodeName(RdxDesc.getOpcode()) << " ("; getVecOp()->printAsOperand(O, SlotTracker); - if (getCondOp()) { + if (isConditional()) { + O << ", "; + getCondOp()->printAsOperand(O, SlotTracker); + } + O << ")"; + if (RdxDesc.IntermediateStore) + O << " (with final reduction value stored in invariant address sank " + "outside of loop)"; +} + +void VPReductionEVLRecipe::print(raw_ostream &O, const Twine &Indent, + VPSlotTracker &SlotTracker) const { + const RecurrenceDescriptor &RdxDesc = getRecurrenceDescriptor(); + O << Indent << "REDUCE "; + printAsOperand(O, SlotTracker); + O << " = "; + getChainOp()->printAsOperand(O, SlotTracker); + O << " +"; + if (isa(getUnderlyingInstr())) + O << getUnderlyingInstr()->getFastMathFlags(); + O << " vp.reduce." << Instruction::getOpcodeName(RdxDesc.getOpcode()) << " ("; + getVecOp()->printAsOperand(O, SlotTracker); + O << ", "; + getEVL()->printAsOperand(O, SlotTracker); + if (isConditional()) { O << ", "; getCondOp()->printAsOperand(O, SlotTracker); } diff --git a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp index b3396a0a46af4..d668ae2aa5c08 100644 --- a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp +++ b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp @@ -1427,11 +1427,20 @@ bool VPlanTransforms::tryAddExplicitVectorLength(VPlan &Plan) { // The transform updates all users of inductions to work based on EVL, instead // of the VF directly. At the moment, widened inductions cannot be updated, so // bail out if the plan contains any. - if (any_of(Header->phis(), [](VPRecipeBase &Phi) { - return (isa(&Phi) || - isa(&Phi)); - })) + bool ContainsWidenInductions = any_of(Header->phis(), [](VPRecipeBase &Phi) { + return isa( + &Phi); + }); + // FIXME: Remove this once we can transform (select header_mask, true_value, + // false_value) into vp.merge. + bool ContainsOutloopReductions = + any_of(Header->phis(), [&](VPRecipeBase &Phi) { + auto *R = dyn_cast(&Phi); + return R && !R->isInLoop(); + }); + if (ContainsWidenInductions || ContainsOutloopReductions) return false; + auto *CanonicalIVPHI = Plan.getCanonicalIV(); VPValue *StartV = CanonicalIVPHI->getStartValue(); @@ -1462,23 +1471,42 @@ bool VPlanTransforms::tryAddExplicitVectorLength(VPlan &Plan) { for (VPValue *HeaderMask : collectAllHeaderMasks(Plan)) { for (VPUser *U : collectUsersRecursively(HeaderMask)) { - auto *MemR = dyn_cast(U); - if (!MemR) + VPRecipeBase *NewRecipe = nullptr; + auto *CurRecipe = dyn_cast(U); + if (!CurRecipe) continue; - VPValue *OrigMask = MemR->getMask(); - assert(OrigMask && "Unmasked widen memory recipe when folding tail"); - VPValue *NewMask = HeaderMask == OrigMask ? nullptr : OrigMask; - if (auto *L = dyn_cast(MemR)) { - auto *N = new VPWidenLoadEVLRecipe(L, VPEVL, NewMask); - N->insertBefore(L); - L->replaceAllUsesWith(N); - L->eraseFromParent(); - } else if (auto *S = dyn_cast(MemR)) { - auto *N = new VPWidenStoreEVLRecipe(S, VPEVL, NewMask); - N->insertBefore(S); - S->eraseFromParent(); - } else { - llvm_unreachable("unsupported recipe"); + + auto GetNewMask = [&](VPValue *OrigMask) -> VPValue * { + assert(OrigMask && "Unmasked recipe when folding tail"); + return HeaderMask == OrigMask ? nullptr : OrigMask; + }; + if (auto *MemR = dyn_cast(CurRecipe)) { + VPValue *NewMask = GetNewMask(MemR->getMask()); + if (auto *L = dyn_cast(MemR)) + NewRecipe = new VPWidenLoadEVLRecipe(L, VPEVL, NewMask); + else if (auto *S = dyn_cast(MemR)) + NewRecipe = new VPWidenStoreEVLRecipe(S, VPEVL, NewMask); + else + llvm_unreachable("unsupported recipe"); + } else if (auto *RedR = dyn_cast(CurRecipe)) { + NewRecipe = new VPReductionEVLRecipe(RedR, VPEVL, + GetNewMask(RedR->getCondOp())); + } + + if (NewRecipe) { + [[maybe_unused]] unsigned NumDefVal = NewRecipe->getNumDefinedValues(); + assert(NumDefVal == CurRecipe->getNumDefinedValues() && + "New recipe must define the same number of values as the " + "original."); + assert( + NumDefVal <= 1 && + "Only supports recipes with a single definition or without users."); + NewRecipe->insertBefore(CurRecipe); + if (isa(NewRecipe)) { + VPValue *CurVPV = CurRecipe->getVPSingleValue(); + CurVPV->replaceAllUsesWith(NewRecipe->getVPSingleValue()); + } + CurRecipe->eraseFromParent(); } } recursivelyDeleteDeadRecipes(HeaderMask); diff --git a/llvm/lib/Transforms/Vectorize/VPlanValue.h b/llvm/lib/Transforms/Vectorize/VPlanValue.h index fa6a65ff2f3ad..452c977106a77 100644 --- a/llvm/lib/Transforms/Vectorize/VPlanValue.h +++ b/llvm/lib/Transforms/Vectorize/VPlanValue.h @@ -341,6 +341,7 @@ class VPDef { VPExpandSCEVSC, VPInstructionSC, VPInterleaveSC, + VPReductionEVLSC, VPReductionSC, VPReplicateSC, VPScalarCastSC, diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/inloop-reduction.ll b/llvm/test/Transforms/LoopVectorize/RISCV/inloop-reduction.ll index 4e26eb38f21a9..8824fa8a16b74 100644 --- a/llvm/test/Transforms/LoopVectorize/RISCV/inloop-reduction.ll +++ b/llvm/test/Transforms/LoopVectorize/RISCV/inloop-reduction.ll @@ -1,13 +1,13 @@ ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -mtriple riscv64-linux-gnu -mattr=+v,+d -passes=loop-vectorize < %s -S -o - | FileCheck %s -check-prefix=OUTLOOP ; RUN: opt -mtriple riscv64-linux-gnu -mattr=+v,+d -passes=loop-vectorize -prefer-inloop-reductions < %s -S -o - | FileCheck %s -check-prefix=INLOOP -; RUN: opt -passes=loop-vectorize -force-tail-folding-style=data-with-evl -prefer-predicate-over-epilogue=predicate-dont-vectorize -mtriple=riscv64 -mattr=+v -S < %s 2>&1 | FileCheck --check-prefix=IF-EVL %s +; RUN: opt -passes=loop-vectorize -force-tail-folding-style=data-with-evl -prefer-predicate-over-epilogue=predicate-dont-vectorize -mtriple=riscv64 -mattr=+v -S < %s 2>&1 | FileCheck --check-prefix=IF-EVL-OUTLOOP %s +; RUN: opt -passes=loop-vectorize -prefer-inloop-reductions -force-tail-folding-style=data-with-evl -prefer-predicate-over-epilogue=predicate-dont-vectorize -mtriple=riscv64 -mattr=+v -S < %s 2>&1 | FileCheck --check-prefix=IF-EVL-INLOOP %s + target datalayout = "e-m:e-p:64:64-i64:64-i128:128-n64-S128" target triple = "riscv64" -; FIXME: inloop reductions are not supported yet with predicated vectorization. - define i32 @add_i16_i32(ptr nocapture readonly %x, i32 %n) { ; OUTLOOP-LABEL: @add_i16_i32( ; OUTLOOP-NEXT: entry: @@ -117,67 +117,84 @@ define i32 @add_i16_i32(ptr nocapture readonly %x, i32 %n) { ; INLOOP-NEXT: [[R_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[ADD_LCSSA]], [[FOR_COND_CLEANUP_LOOPEXIT]] ] ; INLOOP-NEXT: ret i32 [[R_0_LCSSA]] ; -; IF-EVL-LABEL: @add_i16_i32( -; IF-EVL-NEXT: entry: -; IF-EVL-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[N:%.*]], 0 -; IF-EVL-NEXT: br i1 [[CMP6]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] -; IF-EVL: for.body.preheader: -; IF-EVL-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] -; IF-EVL: vector.ph: -; IF-EVL-NEXT: [[TMP0:%.*]] = call i32 @llvm.vscale.i32() -; IF-EVL-NEXT: [[TMP1:%.*]] = mul i32 [[TMP0]], 4 -; IF-EVL-NEXT: [[TMP2:%.*]] = sub i32 [[TMP1]], 1 -; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i32 [[N]], [[TMP2]] -; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N_RND_UP]], [[TMP1]] -; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i32 [[N_RND_UP]], [[N_MOD_VF]] -; IF-EVL-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i32 [[N]], 1 -; IF-EVL-NEXT: [[TMP3:%.*]] = call i32 @llvm.vscale.i32() -; IF-EVL-NEXT: [[TMP4:%.*]] = mul i32 [[TMP3]], 4 -; IF-EVL-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement poison, i32 [[TRIP_COUNT_MINUS_1]], i64 0 -; IF-EVL-NEXT: [[BROADCAST_SPLAT2:%.*]] = shufflevector [[BROADCAST_SPLATINSERT1]], poison, zeroinitializer -; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] -; IF-EVL: vector.body: -; IF-EVL-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] -; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP12:%.*]], [[VECTOR_BODY]] ] -; IF-EVL-NEXT: [[TMP5:%.*]] = add i32 [[INDEX]], 0 -; IF-EVL-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement poison, i32 [[INDEX]], i64 0 -; IF-EVL-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector [[BROADCAST_SPLATINSERT]], poison, zeroinitializer -; IF-EVL-NEXT: [[TMP6:%.*]] = call @llvm.experimental.stepvector.nxv4i32() -; IF-EVL-NEXT: [[TMP7:%.*]] = add zeroinitializer, [[TMP6]] -; IF-EVL-NEXT: [[VEC_IV:%.*]] = add [[BROADCAST_SPLAT]], [[TMP7]] -; IF-EVL-NEXT: [[TMP8:%.*]] = icmp ule [[VEC_IV]], [[BROADCAST_SPLAT2]] -; IF-EVL-NEXT: [[TMP9:%.*]] = getelementptr inbounds i16, ptr [[X:%.*]], i32 [[TMP5]] -; IF-EVL-NEXT: [[TMP10:%.*]] = getelementptr inbounds i16, ptr [[TMP9]], i32 0 -; IF-EVL-NEXT: [[WIDE_MASKED_LOAD:%.*]] = call @llvm.masked.load.nxv4i16.p0(ptr [[TMP10]], i32 2, [[TMP8]], poison) -; IF-EVL-NEXT: [[TMP11:%.*]] = sext [[WIDE_MASKED_LOAD]] to -; IF-EVL-NEXT: [[TMP12]] = add [[VEC_PHI]], [[TMP11]] -; IF-EVL-NEXT: [[TMP13:%.*]] = select [[TMP8]], [[TMP12]], [[VEC_PHI]] -; IF-EVL-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], [[TMP4]] -; IF-EVL-NEXT: [[TMP14:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] -; IF-EVL-NEXT: br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] -; IF-EVL: middle.block: -; IF-EVL-NEXT: [[TMP15:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP13]]) -; IF-EVL-NEXT: br i1 true, label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[SCALAR_PH]] -; IF-EVL: scalar.ph: -; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] -; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP15]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] -; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] -; IF-EVL: for.body: -; IF-EVL-NEXT: [[I_08:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] -; IF-EVL-NEXT: [[R_07:%.*]] = phi i32 [ [[ADD:%.*]], [[FOR_BODY]] ], [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ] -; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[X]], i32 [[I_08]] -; IF-EVL-NEXT: [[TMP16:%.*]] = load i16, ptr [[ARRAYIDX]], align 2 -; IF-EVL-NEXT: [[CONV:%.*]] = sext i16 [[TMP16]] to i32 -; IF-EVL-NEXT: [[ADD]] = add nsw i32 [[R_07]], [[CONV]] -; IF-EVL-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 -; IF-EVL-NEXT: [[EXITCOND:%.*]] = icmp eq i32 [[INC]], [[N]] -; IF-EVL-NEXT: br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] -; IF-EVL: for.cond.cleanup.loopexit: -; IF-EVL-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP15]], [[MIDDLE_BLOCK]] ] -; IF-EVL-NEXT: br label [[FOR_COND_CLEANUP]] -; IF-EVL: for.cond.cleanup: -; IF-EVL-NEXT: [[R_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[ADD_LCSSA]], [[FOR_COND_CLEANUP_LOOPEXIT]] ] -; IF-EVL-NEXT: ret i32 [[R_0_LCSSA]] +; IF-EVL-OUTLOOP-LABEL: @add_i16_i32( +; IF-EVL-OUTLOOP-NEXT: entry: +; IF-EVL-OUTLOOP-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[N:%.*]], 0 +; IF-EVL-OUTLOOP-NEXT: br i1 [[CMP6]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] +; IF-EVL-OUTLOOP: for.body.preheader: +; IF-EVL-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL-OUTLOOP: for.body: +; IF-EVL-OUTLOOP-NEXT: [[I_08:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ 0, [[FOR_BODY_PREHEADER]] ] +; IF-EVL-OUTLOOP-NEXT: [[R_07:%.*]] = phi i32 [ [[ADD:%.*]], [[FOR_BODY]] ], [ 0, [[FOR_BODY_PREHEADER]] ] +; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[X:%.*]], i32 [[I_08]] +; IF-EVL-OUTLOOP-NEXT: [[TMP0:%.*]] = load i16, ptr [[ARRAYIDX]], align 2 +; IF-EVL-OUTLOOP-NEXT: [[CONV:%.*]] = sext i16 [[TMP0]] to i32 +; IF-EVL-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[R_07]], [[CONV]] +; IF-EVL-OUTLOOP-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 +; IF-EVL-OUTLOOP-NEXT: [[EXITCOND:%.*]] = icmp eq i32 [[INC]], [[N]] +; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[FOR_BODY]] +; IF-EVL-OUTLOOP: for.cond.cleanup.loopexit: +; IF-EVL-OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: br label [[FOR_COND_CLEANUP]] +; IF-EVL-OUTLOOP: for.cond.cleanup: +; IF-EVL-OUTLOOP-NEXT: [[R_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[ADD_LCSSA]], [[FOR_COND_CLEANUP_LOOPEXIT]] ] +; IF-EVL-OUTLOOP-NEXT: ret i32 [[R_0_LCSSA]] +; +; IF-EVL-INLOOP-LABEL: @add_i16_i32( +; IF-EVL-INLOOP-NEXT: entry: +; IF-EVL-INLOOP-NEXT: [[CMP6:%.*]] = icmp sgt i32 [[N:%.*]], 0 +; IF-EVL-INLOOP-NEXT: br i1 [[CMP6]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] +; IF-EVL-INLOOP: for.body.preheader: +; IF-EVL-INLOOP-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL-INLOOP: vector.ph: +; IF-EVL-INLOOP-NEXT: [[TMP0:%.*]] = call i32 @llvm.vscale.i32() +; IF-EVL-INLOOP-NEXT: [[TMP1:%.*]] = mul i32 [[TMP0]], 8 +; IF-EVL-INLOOP-NEXT: [[TMP2:%.*]] = sub i32 [[TMP1]], 1 +; IF-EVL-INLOOP-NEXT: [[N_RND_UP:%.*]] = add i32 [[N]], [[TMP2]] +; IF-EVL-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[N_RND_UP]], [[TMP1]] +; IF-EVL-INLOOP-NEXT: [[N_VEC:%.*]] = sub i32 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-INLOOP-NEXT: [[TMP3:%.*]] = call i32 @llvm.vscale.i32() +; IF-EVL-INLOOP-NEXT: [[TMP4:%.*]] = mul i32 [[TMP3]], 8 +; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL-INLOOP: vector.body: +; IF-EVL-INLOOP-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[TMP12:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[TMP5:%.*]] = sub i32 [[N]], [[EVL_BASED_IV]] +; IF-EVL-INLOOP-NEXT: [[TMP6:%.*]] = call i32 @llvm.experimental.get.vector.length.i32(i32 [[TMP5]], i32 8, i1 true) +; IF-EVL-INLOOP-NEXT: [[TMP7:%.*]] = add i32 [[EVL_BASED_IV]], 0 +; IF-EVL-INLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i16, ptr [[X:%.*]], i32 [[TMP7]] +; IF-EVL-INLOOP-NEXT: [[TMP9:%.*]] = getelementptr inbounds i16, ptr [[TMP8]], i32 0 +; IF-EVL-INLOOP-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv8i16.p0(ptr align 2 [[TMP9]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP6]]) +; IF-EVL-INLOOP-NEXT: [[TMP10:%.*]] = sext [[VP_OP_LOAD]] to +; IF-EVL-INLOOP-NEXT: [[TMP11:%.*]] = call i32 @llvm.vp.reduce.add.nxv8i32(i32 0, [[TMP10]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP6]]) +; IF-EVL-INLOOP-NEXT: [[TMP12]] = add i32 [[TMP11]], [[VEC_PHI]] +; IF-EVL-INLOOP-NEXT: [[INDEX_EVL_NEXT]] = add i32 [[TMP6]], [[EVL_BASED_IV]] +; IF-EVL-INLOOP-NEXT: [[INDEX_NEXT]] = add i32 [[INDEX]], [[TMP4]] +; IF-EVL-INLOOP-NEXT: [[TMP13:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-INLOOP-NEXT: br i1 [[TMP13]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; IF-EVL-INLOOP: middle.block: +; IF-EVL-INLOOP-NEXT: br i1 true, label [[FOR_COND_CLEANUP_LOOPEXIT:%.*]], label [[SCALAR_PH]] +; IF-EVL-INLOOP: scalar.ph: +; IF-EVL-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] +; IF-EVL-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ] +; IF-EVL-INLOOP-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL-INLOOP: for.body: +; IF-EVL-INLOOP-NEXT: [[I_08:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ] +; IF-EVL-INLOOP-NEXT: [[R_07:%.*]] = phi i32 [ [[ADD:%.*]], [[FOR_BODY]] ], [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ] +; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[X]], i32 [[I_08]] +; IF-EVL-INLOOP-NEXT: [[TMP14:%.*]] = load i16, ptr [[ARRAYIDX]], align 2 +; IF-EVL-INLOOP-NEXT: [[CONV:%.*]] = sext i16 [[TMP14]] to i32 +; IF-EVL-INLOOP-NEXT: [[ADD]] = add nsw i32 [[R_07]], [[CONV]] +; IF-EVL-INLOOP-NEXT: [[INC]] = add nuw nsw i32 [[I_08]], 1 +; IF-EVL-INLOOP-NEXT: [[EXITCOND:%.*]] = icmp eq i32 [[INC]], [[N]] +; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND]], label [[FOR_COND_CLEANUP_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; IF-EVL-INLOOP: for.cond.cleanup.loopexit: +; IF-EVL-INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; IF-EVL-INLOOP-NEXT: br label [[FOR_COND_CLEANUP]] +; IF-EVL-INLOOP: for.cond.cleanup: +; IF-EVL-INLOOP-NEXT: [[R_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[ADD_LCSSA]], [[FOR_COND_CLEANUP_LOOPEXIT]] ] +; IF-EVL-INLOOP-NEXT: ret i32 [[R_0_LCSSA]] ; entry: %cmp6 = icmp sgt i32 %n, 0 diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-cond-reduction.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-cond-reduction.ll new file mode 100644 index 0000000000000..8bde5ba5f1519 --- /dev/null +++ b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-cond-reduction.ll @@ -0,0 +1,891 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 +; RUN: opt -passes=loop-vectorize \ +; RUN: -force-tail-folding-style=data-with-evl \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=IF-EVL-OUTLOOP + +; RUN: opt -passes=loop-vectorize \ +; RUN: -prefer-inloop-reductions \ +; RUN: -force-tail-folding-style=data-with-evl \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=IF-EVL-INLOOP + +; RUN: opt -passes=loop-vectorize \ +; RUN: -force-tail-folding-style=none \ +; RUN: -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue \ +; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=NO-VP-OUTLOOP + +; RUN: opt -passes=loop-vectorize \ +; RUN: -prefer-inloop-reductions \ +; RUN: -force-tail-folding-style=none \ +; RUN: -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue \ +; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=NO-VP-INLOOP + +define i32 @cond_add(ptr %a, i64 %n, i32 %start) { +; IF-EVL-OUTLOOP-LABEL: define i32 @cond_add( +; IF-EVL-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0:[0-9]+]] { +; IF-EVL-OUTLOOP-NEXT: entry: +; IF-EVL-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL-OUTLOOP: for.body: +; IF-EVL-OUTLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[ADD:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[EVL_BASED_IV]] +; IF-EVL-OUTLOOP-NEXT: [[TMP27:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP27]], 3 +; IF-EVL-OUTLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP27]], i32 0 +; IF-EVL-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]] +; IF-EVL-OUTLOOP-NEXT: [[INDEX_EVL_NEXT]] = add nuw nsw i64 [[EVL_BASED_IV]], 1 +; IF-EVL-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDEX_EVL_NEXT]], [[N]] +; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; IF-EVL-OUTLOOP: for.end: +; IF-EVL-OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[VECTOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: ret i32 [[ADD_LCSSA]] +; +; IF-EVL-INLOOP-LABEL: define i32 @cond_add( +; IF-EVL-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0:[0-9]+]] { +; IF-EVL-INLOOP-NEXT: entry: +; IF-EVL-INLOOP-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N]] +; IF-EVL-INLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-INLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-INLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-INLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL-INLOOP: vector.ph: +; IF-EVL-INLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-INLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4 +; IF-EVL-INLOOP-NEXT: [[TMP8:%.*]] = sub i64 [[TMP7]], 1 +; IF-EVL-INLOOP-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP8]] +; IF-EVL-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP7]] +; IF-EVL-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-INLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-INLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4 +; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL-INLOOP: vector.body: +; IF-EVL-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP22:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[TMP11:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-INLOOP-NEXT: [[TMP12:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP11]], i32 4, i1 true) +; IF-EVL-INLOOP-NEXT: [[TMP13:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-INLOOP-NEXT: [[TMP17:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP13]] +; IF-EVL-INLOOP-NEXT: [[TMP18:%.*]] = getelementptr inbounds i32, ptr [[TMP17]], i32 0 +; IF-EVL-INLOOP-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP18]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP12]]) +; IF-EVL-INLOOP-NEXT: [[TMP19:%.*]] = icmp sgt [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i32 3, i64 0), poison, zeroinitializer) +; IF-EVL-INLOOP-NEXT: [[TMP20:%.*]] = select [[TMP19]], [[VP_OP_LOAD]], zeroinitializer +; IF-EVL-INLOOP-NEXT: [[TMP21:%.*]] = call i32 @llvm.vp.reduce.add.nxv4i32(i32 0, [[TMP20]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP12]]) +; IF-EVL-INLOOP-NEXT: [[TMP22]] = add i32 [[TMP21]], [[VEC_PHI]] +; IF-EVL-INLOOP-NEXT: [[TMP23:%.*]] = zext i32 [[TMP12]] to i64 +; IF-EVL-INLOOP-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP23]], [[EVL_BASED_IV]] +; IF-EVL-INLOOP-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP10]] +; IF-EVL-INLOOP-NEXT: [[TMP24:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-INLOOP-NEXT: br i1 [[TMP24]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; IF-EVL-INLOOP: middle.block: +; IF-EVL-INLOOP-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL-INLOOP: scalar.ph: +; IF-EVL-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP22]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-INLOOP-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL-INLOOP: for.body: +; IF-EVL-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-INLOOP-NEXT: [[TMP25:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP25]], 3 +; IF-EVL-INLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP25]], i32 0 +; IF-EVL-INLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]] +; IF-EVL-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; IF-EVL-INLOOP: for.end: +; IF-EVL-INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP22]], [[MIDDLE_BLOCK]] ] +; IF-EVL-INLOOP-NEXT: ret i32 [[ADD_LCSSA]] +; +; NO-VP-OUTLOOP-LABEL: define i32 @cond_add( +; NO-VP-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0:[0-9]+]] { +; NO-VP-OUTLOOP-NEXT: entry: +; NO-VP-OUTLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[N]], [[TMP2]] +; NO-VP-OUTLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP-OUTLOOP: vector.ph: +; NO-VP-OUTLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4 +; NO-VP-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP7]] +; NO-VP-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-OUTLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP11:%.*]] = insertelement zeroinitializer, i32 [[START]], i32 0 +; NO-VP-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP-OUTLOOP: vector.body: +; NO-VP-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP11]], [[VECTOR_PH]] ], [ [[TMP17:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-OUTLOOP-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP12]] +; NO-VP-OUTLOOP-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0 +; NO-VP-OUTLOOP-NEXT: [[WIDE_MASKED_LOAD:%.*]] = load , ptr [[TMP14]], align 4 +; NO-VP-OUTLOOP-NEXT: [[TMP21:%.*]] = icmp sgt [[WIDE_MASKED_LOAD]], shufflevector ( insertelement ( poison, i32 3, i64 0), poison, zeroinitializer) +; NO-VP-OUTLOOP-NEXT: [[TMP16:%.*]] = select [[TMP21]], [[WIDE_MASKED_LOAD]], zeroinitializer +; NO-VP-OUTLOOP-NEXT: [[TMP17]] = add [[TMP16]], [[VEC_PHI]] +; NO-VP-OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP10]] +; NO-VP-OUTLOOP-NEXT: [[TMP19:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[TMP19]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; NO-VP-OUTLOOP: middle.block: +; NO-VP-OUTLOOP-NEXT: [[TMP20:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP17]]) +; NO-VP-OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP-OUTLOOP: scalar.ph: +; NO-VP-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP20]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP-OUTLOOP: for.body: +; NO-VP-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-OUTLOOP-NEXT: [[TMP15:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP15]], 3 +; NO-VP-OUTLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP15]], i32 0 +; NO-VP-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]] +; NO-VP-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; NO-VP-OUTLOOP: for.end: +; NO-VP-OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP20]], [[MIDDLE_BLOCK]] ] +; NO-VP-OUTLOOP-NEXT: ret i32 [[ADD_LCSSA]] +; +; NO-VP-INLOOP-LABEL: define i32 @cond_add( +; NO-VP-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0:[0-9]+]] { +; NO-VP-INLOOP-NEXT: entry: +; NO-VP-INLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]] +; NO-VP-INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP-INLOOP: vector.ph: +; NO-VP-INLOOP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP-INLOOP: vector.body: +; NO-VP-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP12:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-INLOOP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP6]] +; NO-VP-INLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-INLOOP-NEXT: [[TMP9:%.*]] = icmp sgt [[WIDE_LOAD]], shufflevector ( insertelement ( poison, i32 3, i64 0), poison, zeroinitializer) +; NO-VP-INLOOP-NEXT: [[TMP10:%.*]] = select [[TMP9]], [[WIDE_LOAD]], zeroinitializer +; NO-VP-INLOOP-NEXT: [[TMP11:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP10]]) +; NO-VP-INLOOP-NEXT: [[TMP12]] = add i32 [[TMP11]], [[VEC_PHI]] +; NO-VP-INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-INLOOP-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-INLOOP-NEXT: br i1 [[TMP13]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; NO-VP-INLOOP: middle.block: +; NO-VP-INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP-INLOOP: scalar.ph: +; NO-VP-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-INLOOP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP-INLOOP: for.body: +; NO-VP-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-INLOOP-NEXT: [[TMP14:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP14]], 3 +; NO-VP-INLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP14]], i32 0 +; NO-VP-INLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]] +; NO-VP-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; NO-VP-INLOOP: for.end: +; NO-VP-INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-INLOOP-NEXT: ret i32 [[ADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %add, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp = icmp sgt i32 %0, 3 + %select = select i1 %cmp, i32 %0, i32 0 + %add = add nsw i32 %select, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %add +} + +define i32 @cond_add_pred(ptr %a, i64 %n, i32 %start) { +; IF-EVL-OUTLOOP-LABEL: define i32 @cond_add_pred( +; IF-EVL-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; IF-EVL-OUTLOOP-NEXT: entry: +; IF-EVL-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL-OUTLOOP: for.body: +; IF-EVL-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[MIDDLE_BLOCK:%.*]] ] +; IF-EVL-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[START]], [[ENTRY]] ], [ [[TMP27:%.*]], [[MIDDLE_BLOCK]] ] +; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-OUTLOOP-NEXT: [[TMP28:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP28]], 3 +; IF-EVL-OUTLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[MIDDLE_BLOCK]] +; IF-EVL-OUTLOOP: if.then: +; IF-EVL-OUTLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[BC_MERGE_RDX]], [[TMP28]] +; IF-EVL-OUTLOOP-NEXT: br label [[MIDDLE_BLOCK]] +; IF-EVL-OUTLOOP: for.inc: +; IF-EVL-OUTLOOP-NEXT: [[TMP27]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[BC_MERGE_RDX]], [[VECTOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL-OUTLOOP: for.end: +; IF-EVL-OUTLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[TMP27]], [[MIDDLE_BLOCK]] ] +; IF-EVL-OUTLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]] +; +; IF-EVL-INLOOP-LABEL: define i32 @cond_add_pred( +; IF-EVL-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; IF-EVL-INLOOP-NEXT: entry: +; IF-EVL-INLOOP-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N]] +; IF-EVL-INLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-INLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-INLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-INLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL-INLOOP: vector.ph: +; IF-EVL-INLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-INLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4 +; IF-EVL-INLOOP-NEXT: [[TMP8:%.*]] = sub i64 [[TMP7]], 1 +; IF-EVL-INLOOP-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP8]] +; IF-EVL-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP7]] +; IF-EVL-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-INLOOP-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[N]], 1 +; IF-EVL-INLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-INLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4 +; IF-EVL-INLOOP-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0 +; IF-EVL-INLOOP-NEXT: [[BROADCAST_SPLAT2:%.*]] = shufflevector [[BROADCAST_SPLATINSERT1]], poison, zeroinitializer +; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL-INLOOP: vector.body: +; IF-EVL-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP22:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[TMP11:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-INLOOP-NEXT: [[TMP12:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP11]], i32 4, i1 true) +; IF-EVL-INLOOP-NEXT: [[TMP13:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-INLOOP-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement poison, i64 [[EVL_BASED_IV]], i64 0 +; IF-EVL-INLOOP-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector [[BROADCAST_SPLATINSERT]], poison, zeroinitializer +; IF-EVL-INLOOP-NEXT: [[TMP14:%.*]] = call @llvm.experimental.stepvector.nxv4i64() +; IF-EVL-INLOOP-NEXT: [[TMP15:%.*]] = add zeroinitializer, [[TMP14]] +; IF-EVL-INLOOP-NEXT: [[VEC_IV:%.*]] = add [[BROADCAST_SPLAT]], [[TMP15]] +; IF-EVL-INLOOP-NEXT: [[TMP16:%.*]] = icmp ule [[VEC_IV]], [[BROADCAST_SPLAT2]] +; IF-EVL-INLOOP-NEXT: [[TMP17:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP13]] +; IF-EVL-INLOOP-NEXT: [[TMP18:%.*]] = getelementptr inbounds i32, ptr [[TMP17]], i32 0 +; IF-EVL-INLOOP-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP18]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP12]]) +; IF-EVL-INLOOP-NEXT: [[TMP19:%.*]] = icmp sgt [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i32 3, i64 0), poison, zeroinitializer) +; IF-EVL-INLOOP-NEXT: [[TMP20:%.*]] = select [[TMP16]], [[TMP19]], zeroinitializer +; IF-EVL-INLOOP-NEXT: [[TMP21:%.*]] = call i32 @llvm.vp.reduce.add.nxv4i32(i32 0, [[VP_OP_LOAD]], [[TMP20]], i32 [[TMP12]]) +; IF-EVL-INLOOP-NEXT: [[TMP22]] = add i32 [[TMP21]], [[VEC_PHI]] +; IF-EVL-INLOOP-NEXT: [[TMP23:%.*]] = zext i32 [[TMP12]] to i64 +; IF-EVL-INLOOP-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP23]], [[EVL_BASED_IV]] +; IF-EVL-INLOOP-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP10]] +; IF-EVL-INLOOP-NEXT: [[TMP24:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-INLOOP-NEXT: br i1 [[TMP24]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] +; IF-EVL-INLOOP: middle.block: +; IF-EVL-INLOOP-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL-INLOOP: scalar.ph: +; IF-EVL-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP22]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-INLOOP-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL-INLOOP: for.body: +; IF-EVL-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_INC:%.*]] ] +; IF-EVL-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[RDX_ADD:%.*]], [[FOR_INC]] ] +; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-INLOOP-NEXT: [[TMP25:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP25]], 3 +; IF-EVL-INLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[FOR_INC]] +; IF-EVL-INLOOP: if.then: +; IF-EVL-INLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[RDX]], [[TMP25]] +; IF-EVL-INLOOP-NEXT: br label [[FOR_INC]] +; IF-EVL-INLOOP: for.inc: +; IF-EVL-INLOOP-NEXT: [[RDX_ADD]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[RDX]], [[FOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] +; IF-EVL-INLOOP: for.end: +; IF-EVL-INLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[RDX_ADD]], [[FOR_INC]] ], [ [[TMP22]], [[MIDDLE_BLOCK]] ] +; IF-EVL-INLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]] +; +; NO-VP-OUTLOOP-LABEL: define i32 @cond_add_pred( +; NO-VP-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; NO-VP-OUTLOOP-NEXT: entry: +; NO-VP-OUTLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[N]], [[TMP2]] +; NO-VP-OUTLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP-OUTLOOP: vector.ph: +; NO-VP-OUTLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4 +; NO-VP-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP7]] +; NO-VP-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-OUTLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP11:%.*]] = insertelement zeroinitializer, i32 [[START]], i32 0 +; NO-VP-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP-OUTLOOP: vector.body: +; NO-VP-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP11]], [[VECTOR_PH]] ], [ [[PREDPHI:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-OUTLOOP-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP12]] +; NO-VP-OUTLOOP-NEXT: [[TMP21:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0 +; NO-VP-OUTLOOP-NEXT: [[WIDE_MASKED_LOAD:%.*]] = load , ptr [[TMP21]], align 4 +; NO-VP-OUTLOOP-NEXT: [[TMP22:%.*]] = icmp sgt [[WIDE_MASKED_LOAD]], shufflevector ( insertelement ( poison, i32 3, i64 0), poison, zeroinitializer) +; NO-VP-OUTLOOP-NEXT: [[TMP16:%.*]] = add [[VEC_PHI]], [[WIDE_MASKED_LOAD]] +; NO-VP-OUTLOOP-NEXT: [[TMP17:%.*]] = xor [[TMP22]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer) +; NO-VP-OUTLOOP-NEXT: [[PREDPHI]] = select [[TMP17]], [[VEC_PHI]], [[TMP16]] +; NO-VP-OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP10]] +; NO-VP-OUTLOOP-NEXT: [[TMP20:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[TMP20]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] +; NO-VP-OUTLOOP: middle.block: +; NO-VP-OUTLOOP-NEXT: [[TMP14:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[PREDPHI]]) +; NO-VP-OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP-OUTLOOP: scalar.ph: +; NO-VP-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP14]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP-OUTLOOP: for.body: +; NO-VP-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_INC:%.*]] ] +; NO-VP-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[RDX_ADD:%.*]], [[FOR_INC]] ] +; NO-VP-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-OUTLOOP-NEXT: [[TMP15:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP15]], 3 +; NO-VP-OUTLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[FOR_INC]] +; NO-VP-OUTLOOP: if.then: +; NO-VP-OUTLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[RDX]], [[TMP15]] +; NO-VP-OUTLOOP-NEXT: br label [[FOR_INC]] +; NO-VP-OUTLOOP: for.inc: +; NO-VP-OUTLOOP-NEXT: [[RDX_ADD]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[RDX]], [[FOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] +; NO-VP-OUTLOOP: for.end: +; NO-VP-OUTLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[RDX_ADD]], [[FOR_INC]] ], [ [[TMP14]], [[MIDDLE_BLOCK]] ] +; NO-VP-OUTLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]] +; +; NO-VP-INLOOP-LABEL: define i32 @cond_add_pred( +; NO-VP-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; NO-VP-INLOOP-NEXT: entry: +; NO-VP-INLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]] +; NO-VP-INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP-INLOOP: vector.ph: +; NO-VP-INLOOP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP-INLOOP: vector.body: +; NO-VP-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP12:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-INLOOP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP6]] +; NO-VP-INLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-INLOOP-NEXT: [[TMP9:%.*]] = icmp sgt [[WIDE_LOAD]], shufflevector ( insertelement ( poison, i32 3, i64 0), poison, zeroinitializer) +; NO-VP-INLOOP-NEXT: [[TMP10:%.*]] = select [[TMP9]], [[WIDE_LOAD]], zeroinitializer +; NO-VP-INLOOP-NEXT: [[TMP11:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP10]]) +; NO-VP-INLOOP-NEXT: [[TMP12]] = add i32 [[TMP11]], [[VEC_PHI]] +; NO-VP-INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-INLOOP-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-INLOOP-NEXT: br i1 [[TMP13]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] +; NO-VP-INLOOP: middle.block: +; NO-VP-INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP-INLOOP: scalar.ph: +; NO-VP-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-INLOOP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP-INLOOP: for.body: +; NO-VP-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_INC:%.*]] ] +; NO-VP-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[RDX_ADD:%.*]], [[FOR_INC]] ] +; NO-VP-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-INLOOP-NEXT: [[TMP14:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP14]], 3 +; NO-VP-INLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[FOR_INC]] +; NO-VP-INLOOP: if.then: +; NO-VP-INLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[RDX]], [[TMP14]] +; NO-VP-INLOOP-NEXT: br label [[FOR_INC]] +; NO-VP-INLOOP: for.inc: +; NO-VP-INLOOP-NEXT: [[RDX_ADD]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[RDX]], [[FOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] +; NO-VP-INLOOP: for.end: +; NO-VP-INLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[RDX_ADD]], [[FOR_INC]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-INLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.inc ] + %rdx = phi i32 [ %start, %entry ], [ %rdx.add, %for.inc ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp = icmp sgt i32 %0, 3 + br i1 %cmp, label %if.then, label %for.inc + +if.then: + %add.pred = add nsw i32 %rdx, %0 + br label %for.inc + +for.inc: + %rdx.add = phi i32 [ %add.pred, %if.then ], [ %rdx, %for.body ] + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %rdx.add +} + +define i32 @step_cond_add(ptr %a, i64 %n, i32 %start) { +; IF-EVL-OUTLOOP-LABEL: define i32 @step_cond_add( +; IF-EVL-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; IF-EVL-OUTLOOP-NEXT: entry: +; IF-EVL-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL-OUTLOOP: for.body: +; IF-EVL-OUTLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[ADD:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[EVL_BASED_IV]] +; IF-EVL-OUTLOOP-NEXT: [[TMP37:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-OUTLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[EVL_BASED_IV]] to i32 +; IF-EVL-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP37]], [[IV_TRUNC]] +; IF-EVL-OUTLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP37]], i32 0 +; IF-EVL-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]] +; IF-EVL-OUTLOOP-NEXT: [[INDEX_EVL_NEXT]] = add nuw nsw i64 [[EVL_BASED_IV]], 1 +; IF-EVL-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDEX_EVL_NEXT]], [[N]] +; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL-OUTLOOP: for.end: +; IF-EVL-OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[VECTOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: ret i32 [[ADD_LCSSA]] +; +; IF-EVL-INLOOP-LABEL: define i32 @step_cond_add( +; IF-EVL-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; IF-EVL-INLOOP-NEXT: entry: +; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL-INLOOP: for.body: +; IF-EVL-INLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[ADD:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[EVL_BASED_IV]] +; IF-EVL-INLOOP-NEXT: [[TMP28:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-INLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[EVL_BASED_IV]] to i32 +; IF-EVL-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP28]], [[IV_TRUNC]] +; IF-EVL-INLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP28]], i32 0 +; IF-EVL-INLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]] +; IF-EVL-INLOOP-NEXT: [[INDEX_EVL_NEXT]] = add nuw nsw i64 [[EVL_BASED_IV]], 1 +; IF-EVL-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDEX_EVL_NEXT]], [[N]] +; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] +; IF-EVL-INLOOP: for.end: +; IF-EVL-INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: ret i32 [[ADD_LCSSA]] +; +; NO-VP-OUTLOOP-LABEL: define i32 @step_cond_add( +; NO-VP-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; NO-VP-OUTLOOP-NEXT: entry: +; NO-VP-OUTLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[N]], [[TMP2]] +; NO-VP-OUTLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP-OUTLOOP: vector.ph: +; NO-VP-OUTLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4 +; NO-VP-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP7]] +; NO-VP-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-OUTLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP11:%.*]] = insertelement zeroinitializer, i32 [[START]], i32 0 +; NO-VP-OUTLOOP-NEXT: [[TMP12:%.*]] = call @llvm.experimental.stepvector.nxv4i32() +; NO-VP-OUTLOOP-NEXT: [[TMP13:%.*]] = add [[TMP12]], zeroinitializer +; NO-VP-OUTLOOP-NEXT: [[TMP14:%.*]] = mul [[TMP13]], shufflevector ( insertelement ( poison, i32 1, i64 0), poison, zeroinitializer) +; NO-VP-OUTLOOP-NEXT: [[INDUCTION:%.*]] = add zeroinitializer, [[TMP14]] +; NO-VP-OUTLOOP-NEXT: [[TMP15:%.*]] = call i32 @llvm.vscale.i32() +; NO-VP-OUTLOOP-NEXT: [[TMP16:%.*]] = mul i32 [[TMP15]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP17:%.*]] = mul i32 1, [[TMP16]] +; NO-VP-OUTLOOP-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement poison, i32 [[TMP17]], i64 0 +; NO-VP-OUTLOOP-NEXT: [[DOTSPLAT:%.*]] = shufflevector [[DOTSPLATINSERT]], poison, zeroinitializer +; NO-VP-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP-OUTLOOP: vector.body: +; NO-VP-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP11]], [[VECTOR_PH]] ], [ [[TMP23:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[VEC_IND:%.*]] = phi [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[TMP18:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-OUTLOOP-NEXT: [[TMP19:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP18]] +; NO-VP-OUTLOOP-NEXT: [[TMP20:%.*]] = getelementptr inbounds i32, ptr [[TMP19]], i32 0 +; NO-VP-OUTLOOP-NEXT: [[WIDE_MASKED_LOAD:%.*]] = load , ptr [[TMP20]], align 4 +; NO-VP-OUTLOOP-NEXT: [[TMP27:%.*]] = icmp sgt [[WIDE_MASKED_LOAD]], [[VEC_IND]] +; NO-VP-OUTLOOP-NEXT: [[TMP22:%.*]] = select [[TMP27]], [[WIDE_MASKED_LOAD]], zeroinitializer +; NO-VP-OUTLOOP-NEXT: [[TMP23]] = add [[TMP22]], [[VEC_PHI]] +; NO-VP-OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP10]] +; NO-VP-OUTLOOP-NEXT: [[VEC_IND_NEXT]] = add [[VEC_IND]], [[DOTSPLAT]] +; NO-VP-OUTLOOP-NEXT: [[TMP25:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[TMP25]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] +; NO-VP-OUTLOOP: middle.block: +; NO-VP-OUTLOOP-NEXT: [[TMP26:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP23]]) +; NO-VP-OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP-OUTLOOP: scalar.ph: +; NO-VP-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP26]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP-OUTLOOP: for.body: +; NO-VP-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-OUTLOOP-NEXT: [[TMP21:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-OUTLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32 +; NO-VP-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP21]], [[IV_TRUNC]] +; NO-VP-OUTLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP21]], i32 0 +; NO-VP-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]] +; NO-VP-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP7:![0-9]+]] +; NO-VP-OUTLOOP: for.end: +; NO-VP-OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP26]], [[MIDDLE_BLOCK]] ] +; NO-VP-OUTLOOP-NEXT: ret i32 [[ADD_LCSSA]] +; +; NO-VP-INLOOP-LABEL: define i32 @step_cond_add( +; NO-VP-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; NO-VP-INLOOP-NEXT: entry: +; NO-VP-INLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]] +; NO-VP-INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP-INLOOP: vector.ph: +; NO-VP-INLOOP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-INLOOP-NEXT: [[TMP6:%.*]] = call @llvm.experimental.stepvector.nxv4i32() +; NO-VP-INLOOP-NEXT: [[TMP7:%.*]] = add [[TMP6]], zeroinitializer +; NO-VP-INLOOP-NEXT: [[TMP8:%.*]] = mul [[TMP7]], shufflevector ( insertelement ( poison, i32 1, i64 0), poison, zeroinitializer) +; NO-VP-INLOOP-NEXT: [[INDUCTION:%.*]] = add zeroinitializer, [[TMP8]] +; NO-VP-INLOOP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vscale.i32() +; NO-VP-INLOOP-NEXT: [[TMP10:%.*]] = mul i32 [[TMP9]], 4 +; NO-VP-INLOOP-NEXT: [[TMP11:%.*]] = mul i32 1, [[TMP10]] +; NO-VP-INLOOP-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement poison, i32 [[TMP11]], i64 0 +; NO-VP-INLOOP-NEXT: [[DOTSPLAT:%.*]] = shufflevector [[DOTSPLATINSERT]], poison, zeroinitializer +; NO-VP-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP-INLOOP: vector.body: +; NO-VP-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP18:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[VEC_IND:%.*]] = phi [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-INLOOP-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP12]] +; NO-VP-INLOOP-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0 +; NO-VP-INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP14]], align 4 +; NO-VP-INLOOP-NEXT: [[TMP15:%.*]] = icmp sgt [[WIDE_LOAD]], [[VEC_IND]] +; NO-VP-INLOOP-NEXT: [[TMP16:%.*]] = select [[TMP15]], [[WIDE_LOAD]], zeroinitializer +; NO-VP-INLOOP-NEXT: [[TMP17:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP16]]) +; NO-VP-INLOOP-NEXT: [[TMP18]] = add i32 [[TMP17]], [[VEC_PHI]] +; NO-VP-INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-INLOOP-NEXT: [[VEC_IND_NEXT]] = add [[VEC_IND]], [[DOTSPLAT]] +; NO-VP-INLOOP-NEXT: [[TMP19:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-INLOOP-NEXT: br i1 [[TMP19]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] +; NO-VP-INLOOP: middle.block: +; NO-VP-INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP-INLOOP: scalar.ph: +; NO-VP-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP18]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-INLOOP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP-INLOOP: for.body: +; NO-VP-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-INLOOP-NEXT: [[TMP20:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-INLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32 +; NO-VP-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP20]], [[IV_TRUNC]] +; NO-VP-INLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP20]], i32 0 +; NO-VP-INLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]] +; NO-VP-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP7:![0-9]+]] +; NO-VP-INLOOP: for.end: +; NO-VP-INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP18]], [[MIDDLE_BLOCK]] ] +; NO-VP-INLOOP-NEXT: ret i32 [[ADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %add, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %iv.trunc = trunc i64 %iv to i32 + %cmp = icmp sgt i32 %0, %iv.trunc + %select = select i1 %cmp, i32 %0, i32 0 + %add = add nsw i32 %select, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %add +} + +define i32 @step_cond_add_pred(ptr %a, i64 %n, i32 %start) { +; IF-EVL-OUTLOOP-LABEL: define i32 @step_cond_add_pred( +; IF-EVL-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; IF-EVL-OUTLOOP-NEXT: entry: +; IF-EVL-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL-OUTLOOP: for.body: +; IF-EVL-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[MIDDLE_BLOCK:%.*]] ] +; IF-EVL-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[START]], [[ENTRY]] ], [ [[TMP37:%.*]], [[MIDDLE_BLOCK]] ] +; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-OUTLOOP-NEXT: [[TMP38:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-OUTLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32 +; IF-EVL-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP38]], [[IV_TRUNC]] +; IF-EVL-OUTLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[MIDDLE_BLOCK]] +; IF-EVL-OUTLOOP: if.then: +; IF-EVL-OUTLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[BC_MERGE_RDX]], [[TMP38]] +; IF-EVL-OUTLOOP-NEXT: br label [[MIDDLE_BLOCK]] +; IF-EVL-OUTLOOP: for.inc: +; IF-EVL-OUTLOOP-NEXT: [[TMP37]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[BC_MERGE_RDX]], [[VECTOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL-OUTLOOP: for.end: +; IF-EVL-OUTLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[TMP37]], [[MIDDLE_BLOCK]] ] +; IF-EVL-OUTLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]] +; +; IF-EVL-INLOOP-LABEL: define i32 @step_cond_add_pred( +; IF-EVL-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; IF-EVL-INLOOP-NEXT: entry: +; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL-INLOOP: for.body: +; IF-EVL-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[MIDDLE_BLOCK:%.*]] ] +; IF-EVL-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[START]], [[ENTRY]] ], [ [[TMP32:%.*]], [[MIDDLE_BLOCK]] ] +; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-INLOOP-NEXT: [[TMP35:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-INLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32 +; IF-EVL-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP35]], [[IV_TRUNC]] +; IF-EVL-INLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[MIDDLE_BLOCK]] +; IF-EVL-INLOOP: if.then: +; IF-EVL-INLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[BC_MERGE_RDX]], [[TMP35]] +; IF-EVL-INLOOP-NEXT: br label [[MIDDLE_BLOCK]] +; IF-EVL-INLOOP: for.inc: +; IF-EVL-INLOOP-NEXT: [[TMP32]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[BC_MERGE_RDX]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6]] +; IF-EVL-INLOOP: for.end: +; IF-EVL-INLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[TMP32]], [[MIDDLE_BLOCK]] ] +; IF-EVL-INLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]] +; +; NO-VP-OUTLOOP-LABEL: define i32 @step_cond_add_pred( +; NO-VP-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; NO-VP-OUTLOOP-NEXT: entry: +; NO-VP-OUTLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[N]], [[TMP2]] +; NO-VP-OUTLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP-OUTLOOP: vector.ph: +; NO-VP-OUTLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4 +; NO-VP-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP7]] +; NO-VP-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-OUTLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP11:%.*]] = insertelement zeroinitializer, i32 [[START]], i32 0 +; NO-VP-OUTLOOP-NEXT: [[TMP12:%.*]] = call @llvm.experimental.stepvector.nxv4i32() +; NO-VP-OUTLOOP-NEXT: [[TMP13:%.*]] = add [[TMP12]], zeroinitializer +; NO-VP-OUTLOOP-NEXT: [[TMP14:%.*]] = mul [[TMP13]], shufflevector ( insertelement ( poison, i32 1, i64 0), poison, zeroinitializer) +; NO-VP-OUTLOOP-NEXT: [[INDUCTION:%.*]] = add zeroinitializer, [[TMP14]] +; NO-VP-OUTLOOP-NEXT: [[TMP15:%.*]] = call i32 @llvm.vscale.i32() +; NO-VP-OUTLOOP-NEXT: [[TMP16:%.*]] = mul i32 [[TMP15]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP17:%.*]] = mul i32 1, [[TMP16]] +; NO-VP-OUTLOOP-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement poison, i32 [[TMP17]], i64 0 +; NO-VP-OUTLOOP-NEXT: [[DOTSPLAT:%.*]] = shufflevector [[DOTSPLATINSERT]], poison, zeroinitializer +; NO-VP-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP-OUTLOOP: vector.body: +; NO-VP-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP11]], [[VECTOR_PH]] ], [ [[PREDPHI:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[VEC_IND:%.*]] = phi [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[TMP18:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-OUTLOOP-NEXT: [[TMP19:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP18]] +; NO-VP-OUTLOOP-NEXT: [[TMP27:%.*]] = getelementptr inbounds i32, ptr [[TMP19]], i32 0 +; NO-VP-OUTLOOP-NEXT: [[WIDE_MASKED_LOAD:%.*]] = load , ptr [[TMP27]], align 4 +; NO-VP-OUTLOOP-NEXT: [[TMP28:%.*]] = icmp sgt [[WIDE_MASKED_LOAD]], [[VEC_IND]] +; NO-VP-OUTLOOP-NEXT: [[TMP22:%.*]] = add [[VEC_PHI]], [[WIDE_MASKED_LOAD]] +; NO-VP-OUTLOOP-NEXT: [[TMP23:%.*]] = xor [[TMP28]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer) +; NO-VP-OUTLOOP-NEXT: [[PREDPHI]] = select [[TMP23]], [[VEC_PHI]], [[TMP22]] +; NO-VP-OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP10]] +; NO-VP-OUTLOOP-NEXT: [[VEC_IND_NEXT]] = add [[VEC_IND]], [[DOTSPLAT]] +; NO-VP-OUTLOOP-NEXT: [[TMP26:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[TMP26]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] +; NO-VP-OUTLOOP: middle.block: +; NO-VP-OUTLOOP-NEXT: [[TMP20:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[PREDPHI]]) +; NO-VP-OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP-OUTLOOP: scalar.ph: +; NO-VP-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP20]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP-OUTLOOP: for.body: +; NO-VP-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_INC:%.*]] ] +; NO-VP-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[RDX_ADD:%.*]], [[FOR_INC]] ] +; NO-VP-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-OUTLOOP-NEXT: [[TMP21:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-OUTLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32 +; NO-VP-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP21]], [[IV_TRUNC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[FOR_INC]] +; NO-VP-OUTLOOP: if.then: +; NO-VP-OUTLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[RDX]], [[TMP21]] +; NO-VP-OUTLOOP-NEXT: br label [[FOR_INC]] +; NO-VP-OUTLOOP: for.inc: +; NO-VP-OUTLOOP-NEXT: [[RDX_ADD]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[RDX]], [[FOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP9:![0-9]+]] +; NO-VP-OUTLOOP: for.end: +; NO-VP-OUTLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[RDX_ADD]], [[FOR_INC]] ], [ [[TMP20]], [[MIDDLE_BLOCK]] ] +; NO-VP-OUTLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]] +; +; NO-VP-INLOOP-LABEL: define i32 @step_cond_add_pred( +; NO-VP-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] { +; NO-VP-INLOOP-NEXT: entry: +; NO-VP-INLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]] +; NO-VP-INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP-INLOOP: vector.ph: +; NO-VP-INLOOP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-INLOOP-NEXT: [[TMP6:%.*]] = call @llvm.experimental.stepvector.nxv4i32() +; NO-VP-INLOOP-NEXT: [[TMP7:%.*]] = add [[TMP6]], zeroinitializer +; NO-VP-INLOOP-NEXT: [[TMP8:%.*]] = mul [[TMP7]], shufflevector ( insertelement ( poison, i32 1, i64 0), poison, zeroinitializer) +; NO-VP-INLOOP-NEXT: [[INDUCTION:%.*]] = add zeroinitializer, [[TMP8]] +; NO-VP-INLOOP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vscale.i32() +; NO-VP-INLOOP-NEXT: [[TMP10:%.*]] = mul i32 [[TMP9]], 4 +; NO-VP-INLOOP-NEXT: [[TMP11:%.*]] = mul i32 1, [[TMP10]] +; NO-VP-INLOOP-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement poison, i32 [[TMP11]], i64 0 +; NO-VP-INLOOP-NEXT: [[DOTSPLAT:%.*]] = shufflevector [[DOTSPLATINSERT]], poison, zeroinitializer +; NO-VP-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP-INLOOP: vector.body: +; NO-VP-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP18:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[VEC_IND:%.*]] = phi [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-INLOOP-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP12]] +; NO-VP-INLOOP-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0 +; NO-VP-INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP14]], align 4 +; NO-VP-INLOOP-NEXT: [[TMP15:%.*]] = icmp sgt [[WIDE_LOAD]], [[VEC_IND]] +; NO-VP-INLOOP-NEXT: [[TMP16:%.*]] = select [[TMP15]], [[WIDE_LOAD]], zeroinitializer +; NO-VP-INLOOP-NEXT: [[TMP17:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP16]]) +; NO-VP-INLOOP-NEXT: [[TMP18]] = add i32 [[TMP17]], [[VEC_PHI]] +; NO-VP-INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-INLOOP-NEXT: [[VEC_IND_NEXT]] = add [[VEC_IND]], [[DOTSPLAT]] +; NO-VP-INLOOP-NEXT: [[TMP19:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-INLOOP-NEXT: br i1 [[TMP19]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] +; NO-VP-INLOOP: middle.block: +; NO-VP-INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP-INLOOP: scalar.ph: +; NO-VP-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP18]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-INLOOP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP-INLOOP: for.body: +; NO-VP-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_INC:%.*]] ] +; NO-VP-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[RDX_ADD:%.*]], [[FOR_INC]] ] +; NO-VP-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-INLOOP-NEXT: [[TMP20:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-INLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32 +; NO-VP-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP20]], [[IV_TRUNC]] +; NO-VP-INLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[FOR_INC]] +; NO-VP-INLOOP: if.then: +; NO-VP-INLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[RDX]], [[TMP20]] +; NO-VP-INLOOP-NEXT: br label [[FOR_INC]] +; NO-VP-INLOOP: for.inc: +; NO-VP-INLOOP-NEXT: [[RDX_ADD]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[RDX]], [[FOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP9:![0-9]+]] +; NO-VP-INLOOP: for.end: +; NO-VP-INLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[RDX_ADD]], [[FOR_INC]] ], [ [[TMP18]], [[MIDDLE_BLOCK]] ] +; NO-VP-INLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.inc ] + %rdx = phi i32 [ %start, %entry ], [ %rdx.add, %for.inc ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %iv.trunc = trunc i64 %iv to i32 + %cmp = icmp sgt i32 %0, %iv.trunc + br i1 %cmp, label %if.then, label %for.inc + +if.then: + %add.pred = add nsw i32 %rdx, %0 + br label %for.inc + +for.inc: + %rdx.add = phi i32 [ %add.pred, %if.then ], [ %rdx, %for.body ] + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %rdx.add +} + +!0 = distinct !{!0, !1} +!1 = !{!"llvm.loop.vectorize.enable", i1 true} +;. +; IF-EVL-OUTLOOP: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]]} +; IF-EVL-OUTLOOP: [[META1]] = !{!"llvm.loop.vectorize.enable", i1 true} +;. +; IF-EVL-INLOOP: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]} +; IF-EVL-INLOOP: [[META1]] = !{!"llvm.loop.isvectorized", i32 1} +; IF-EVL-INLOOP: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"} +; IF-EVL-INLOOP: [[LOOP3]] = distinct !{[[LOOP3]], [[META2]], [[META1]]} +; IF-EVL-INLOOP: [[LOOP4]] = distinct !{[[LOOP4]], [[META1]], [[META2]]} +; IF-EVL-INLOOP: [[LOOP5]] = distinct !{[[LOOP5]], [[META2]], [[META1]]} +; IF-EVL-INLOOP: [[LOOP6]] = distinct !{[[LOOP6]], [[META7:![0-9]+]]} +; IF-EVL-INLOOP: [[META7]] = !{!"llvm.loop.vectorize.enable", i1 true} +;. +; NO-VP-OUTLOOP: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]} +; NO-VP-OUTLOOP: [[META1]] = !{!"llvm.loop.isvectorized", i32 1} +; NO-VP-OUTLOOP: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"} +; NO-VP-OUTLOOP: [[LOOP3]] = distinct !{[[LOOP3]], [[META2]], [[META1]]} +; NO-VP-OUTLOOP: [[LOOP4]] = distinct !{[[LOOP4]], [[META1]], [[META2]]} +; NO-VP-OUTLOOP: [[LOOP5]] = distinct !{[[LOOP5]], [[META2]], [[META1]]} +; NO-VP-OUTLOOP: [[LOOP6]] = distinct !{[[LOOP6]], [[META1]], [[META2]]} +; NO-VP-OUTLOOP: [[LOOP7]] = distinct !{[[LOOP7]], [[META2]], [[META1]]} +; NO-VP-OUTLOOP: [[LOOP8]] = distinct !{[[LOOP8]], [[META1]], [[META2]]} +; NO-VP-OUTLOOP: [[LOOP9]] = distinct !{[[LOOP9]], [[META2]], [[META1]]} +;. +; NO-VP-INLOOP: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]} +; NO-VP-INLOOP: [[META1]] = !{!"llvm.loop.isvectorized", i32 1} +; NO-VP-INLOOP: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"} +; NO-VP-INLOOP: [[LOOP3]] = distinct !{[[LOOP3]], [[META2]], [[META1]]} +; NO-VP-INLOOP: [[LOOP4]] = distinct !{[[LOOP4]], [[META1]], [[META2]]} +; NO-VP-INLOOP: [[LOOP5]] = distinct !{[[LOOP5]], [[META2]], [[META1]]} +; NO-VP-INLOOP: [[LOOP6]] = distinct !{[[LOOP6]], [[META1]], [[META2]]} +; NO-VP-INLOOP: [[LOOP7]] = distinct !{[[LOOP7]], [[META2]], [[META1]]} +; NO-VP-INLOOP: [[LOOP8]] = distinct !{[[LOOP8]], [[META1]], [[META2]]} +; NO-VP-INLOOP: [[LOOP9]] = distinct !{[[LOOP9]], [[META2]], [[META1]]} +;. diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-inloop-reduction.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-inloop-reduction.ll new file mode 100644 index 0000000000000..73dc3e4313a65 --- /dev/null +++ b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-inloop-reduction.ll @@ -0,0 +1,1965 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt -passes=loop-vectorize \ +; RUN: -prefer-inloop-reductions \ +; RUN: -force-tail-folding-style=data-with-evl \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v,+f -S < %s| FileCheck %s --check-prefix=IF-EVL + +; RUN: opt -passes=loop-vectorize \ +; RUN: -prefer-inloop-reductions \ +; RUN: -force-tail-folding-style=none \ +; RUN: -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue \ +; RUN: -mtriple=riscv64 -mattr=+v,+f -S < %s| FileCheck %s --check-prefix=NO-VP + +define i32 @add(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @add( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP15:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call i32 @llvm.vp.reduce.add.nxv4i32(i32 0, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP15]] = add i32 [[TMP14]], [[VEC_PHI]] +; IF-EVL-NEXT: [[TMP16:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP16]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP15]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP18:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[ADD]] = add nsw i32 [[TMP18]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP15]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret i32 [[ADD_LCSSA]] +; +; NO-VP-LABEL: @add( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP10]] = add i32 [[TMP9]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP10]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP12:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[ADD]] = add nsw i32 [[TMP12]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP10]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[ADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %add, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %add = add nsw i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %add +} + +; not support mul reduction for scalable vector +define i32 @mul(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @mul( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[MUL:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[MUL]] = mul nsw i32 [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MUL_LCSSA:%.*]] = phi i32 [ [[MUL]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[MUL_LCSSA]] +; +; NO-VP-LABEL: @mul( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], 8 +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 8 +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI1:%.*]] = phi i32 [ 1, [[VECTOR_PH]] ], [ [[TMP9:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 4 +; NO-VP-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP0]] +; NO-VP-NEXT: [[TMP3:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP1]] +; NO-VP-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, ptr [[TMP2]], i32 0 +; NO-VP-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, ptr [[TMP2]], i32 4 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load <4 x i32>, ptr [[TMP4]], align 4 +; NO-VP-NEXT: [[WIDE_LOAD2:%.*]] = load <4 x i32>, ptr [[TMP5]], align 4 +; NO-VP-NEXT: [[TMP6:%.*]] = call i32 @llvm.vector.reduce.mul.v4i32(<4 x i32> [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP7]] = mul i32 [[TMP6]], [[VEC_PHI]] +; NO-VP-NEXT: [[TMP8:%.*]] = call i32 @llvm.vector.reduce.mul.v4i32(<4 x i32> [[WIDE_LOAD2]]) +; NO-VP-NEXT: [[TMP9]] = mul i32 [[TMP8]], [[VEC_PHI1]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8 +; NO-VP-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[BIN_RDX:%.*]] = mul i32 [[TMP9]], [[TMP7]] +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[BIN_RDX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MUL:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP11:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[MUL]] = mul nsw i32 [[TMP11]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MUL_LCSSA:%.*]] = phi i32 [ [[MUL]], [[FOR_BODY]] ], [ [[BIN_RDX]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[MUL_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %mul, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %mul = mul nsw i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %mul +} + +define i32 @or(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @or( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP15:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call i32 @llvm.vp.reduce.or.nxv4i32(i32 0, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP15]] = or i32 [[TMP14]], [[VEC_PHI]] +; IF-EVL-NEXT: [[TMP16:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP16]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP15]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[OR:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP18:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[OR]] = or i32 [[TMP18]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP7:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[OR_LCSSA:%.*]] = phi i32 [ [[OR]], [[FOR_BODY]] ], [ [[TMP15]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret i32 [[OR_LCSSA]] +; +; NO-VP-LABEL: @or( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.or.nxv4i32( [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP10]] = or i32 [[TMP9]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP10]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[OR:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP12:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[OR]] = or i32 [[TMP12]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP7:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[OR_LCSSA:%.*]] = phi i32 [ [[OR]], [[FOR_BODY]] ], [ [[TMP10]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[OR_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %or, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %or = or i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %or +} + +define i32 @and(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @and( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP15:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call i32 @llvm.vp.reduce.and.nxv4i32(i32 -1, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP15]] = and i32 [[TMP14]], [[VEC_PHI]] +; IF-EVL-NEXT: [[TMP16:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP16]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP15]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[AND:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP18:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[AND]] = and i32 [[TMP18]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP9:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[AND_LCSSA:%.*]] = phi i32 [ [[AND]], [[FOR_BODY]] ], [ [[TMP15]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret i32 [[AND_LCSSA]] +; +; NO-VP-LABEL: @and( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.and.nxv4i32( [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP10]] = and i32 [[TMP9]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP10]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[AND:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP12:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[AND]] = and i32 [[TMP12]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP9:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[AND_LCSSA:%.*]] = phi i32 [ [[AND]], [[FOR_BODY]] ], [ [[TMP10]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[AND_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %and, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %and = and i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %and +} + +define i32 @xor(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @xor( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP15:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call i32 @llvm.vp.reduce.xor.nxv4i32(i32 0, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP15]] = xor i32 [[TMP14]], [[VEC_PHI]] +; IF-EVL-NEXT: [[TMP16:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP16]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP15]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[XOR:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP18:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[XOR]] = xor i32 [[TMP18]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP11:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[XOR_LCSSA:%.*]] = phi i32 [ [[XOR]], [[FOR_BODY]] ], [ [[TMP15]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret i32 [[XOR_LCSSA]] +; +; NO-VP-LABEL: @xor( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.xor.nxv4i32( [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP10]] = xor i32 [[TMP9]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP10]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[XOR:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP12:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[XOR]] = xor i32 [[TMP12]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP11:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[XOR_LCSSA:%.*]] = phi i32 [ [[XOR]], [[FOR_BODY]] ], [ [[TMP10]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[XOR_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %xor, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %xor = xor i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %xor +} + +define i32 @smin(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @smin( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call i32 @llvm.vp.reduce.smin.nxv4i32(i32 2147483647, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[RDX_MINMAX]] = call i32 @llvm.smin.i32(i32 [[TMP14]], i32 [[VEC_PHI]]) +; IF-EVL-NEXT: [[TMP15:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP15]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMIN:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP17:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP17]], [[RDX]] +; IF-EVL-NEXT: [[SMIN]] = select i1 [[CMP_I]], i32 [[TMP17]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP13:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[SMIN_LCSSA:%.*]] = phi i32 [ [[SMIN]], [[FOR_BODY]] ], [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret i32 [[SMIN_LCSSA]] +; +; NO-VP-LABEL: @smin( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.smin.nxv4i32( [[WIDE_LOAD]]) +; NO-VP-NEXT: [[RDX_MINMAX]] = call i32 @llvm.smin.i32(i32 [[TMP9]], i32 [[VEC_PHI]]) +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMIN:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP11:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP11]], [[RDX]] +; NO-VP-NEXT: [[SMIN]] = select i1 [[CMP_I]], i32 [[TMP11]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP13:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[SMIN_LCSSA:%.*]] = phi i32 [ [[SMIN]], [[FOR_BODY]] ], [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[SMIN_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %smin, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp.i = icmp slt i32 %0, %rdx + %smin = select i1 %cmp.i, i32 %0, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %smin +} + +define i32 @smax(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @smax( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call i32 @llvm.vp.reduce.smax.nxv4i32(i32 -2147483648, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[RDX_MINMAX]] = call i32 @llvm.smax.i32(i32 [[TMP14]], i32 [[VEC_PHI]]) +; IF-EVL-NEXT: [[TMP15:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP15]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP14:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMAX:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP17:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp sgt i32 [[TMP17]], [[RDX]] +; IF-EVL-NEXT: [[SMAX]] = select i1 [[CMP_I]], i32 [[TMP17]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP15:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[SMAX_LCSSA:%.*]] = phi i32 [ [[SMAX]], [[FOR_BODY]] ], [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret i32 [[SMAX_LCSSA]] +; +; NO-VP-LABEL: @smax( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.smax.nxv4i32( [[WIDE_LOAD]]) +; NO-VP-NEXT: [[RDX_MINMAX]] = call i32 @llvm.smax.i32(i32 [[TMP9]], i32 [[VEC_PHI]]) +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP14:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMAX:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP11:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = icmp sgt i32 [[TMP11]], [[RDX]] +; NO-VP-NEXT: [[SMAX]] = select i1 [[CMP_I]], i32 [[TMP11]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP15:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[SMAX_LCSSA:%.*]] = phi i32 [ [[SMAX]], [[FOR_BODY]] ], [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[SMAX_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %smax, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp.i = icmp sgt i32 %0, %rdx + %smax = select i1 %cmp.i, i32 %0, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %smax +} + +define i32 @umin(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @umin( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call i32 @llvm.vp.reduce.umin.nxv4i32(i32 -1, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[RDX_MINMAX]] = call i32 @llvm.umin.i32(i32 [[TMP14]], i32 [[VEC_PHI]]) +; IF-EVL-NEXT: [[TMP15:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP15]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP16:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[UMIN:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP17:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp ult i32 [[TMP17]], [[RDX]] +; IF-EVL-NEXT: [[UMIN]] = select i1 [[CMP_I]], i32 [[TMP17]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP17:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[UMIN_LCSSA:%.*]] = phi i32 [ [[UMIN]], [[FOR_BODY]] ], [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret i32 [[UMIN_LCSSA]] +; +; NO-VP-LABEL: @umin( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.umin.nxv4i32( [[WIDE_LOAD]]) +; NO-VP-NEXT: [[RDX_MINMAX]] = call i32 @llvm.umin.i32(i32 [[TMP9]], i32 [[VEC_PHI]]) +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP16:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[UMIN:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP11:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = icmp ult i32 [[TMP11]], [[RDX]] +; NO-VP-NEXT: [[UMIN]] = select i1 [[CMP_I]], i32 [[TMP11]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP17:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[UMIN_LCSSA:%.*]] = phi i32 [ [[UMIN]], [[FOR_BODY]] ], [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[UMIN_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %umin, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp.i = icmp ult i32 %0, %rdx + %umin = select i1 %cmp.i, i32 %0, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %umin +} + +define i32 @umax(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @umax( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call i32 @llvm.vp.reduce.umax.nxv4i32(i32 0, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[RDX_MINMAX]] = call i32 @llvm.umax.i32(i32 [[TMP14]], i32 [[VEC_PHI]]) +; IF-EVL-NEXT: [[TMP15:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP15]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP18:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[UMAX:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP17:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp ugt i32 [[TMP17]], [[RDX]] +; IF-EVL-NEXT: [[UMAX]] = select i1 [[CMP_I]], i32 [[TMP17]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP19:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[UMAX_LCSSA:%.*]] = phi i32 [ [[UMAX]], [[FOR_BODY]] ], [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret i32 [[UMAX_LCSSA]] +; +; NO-VP-LABEL: @umax( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call i32 @llvm.vector.reduce.umax.nxv4i32( [[WIDE_LOAD]]) +; NO-VP-NEXT: [[RDX_MINMAX]] = call i32 @llvm.umax.i32(i32 [[TMP9]], i32 [[VEC_PHI]]) +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP18:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[UMAX:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP11:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = icmp ugt i32 [[TMP11]], [[RDX]] +; NO-VP-NEXT: [[UMAX]] = select i1 [[CMP_I]], i32 [[TMP11]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP19:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[UMAX_LCSSA:%.*]] = phi i32 [ [[UMAX]], [[FOR_BODY]] ], [ [[RDX_MINMAX]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[UMAX_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %umax, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp.i = icmp ugt i32 %0, %rdx + %umax = select i1 %cmp.i, i32 %0, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %umax +} + +define float @fadd(ptr %a, i64 %n, float %start) { +; IF-EVL-LABEL: @fadd( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi float [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP15:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds float, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4f32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call reassoc float @llvm.vp.reduce.fadd.nxv4f32(float -0.000000e+00, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP15]] = fadd reassoc float [[TMP14]], [[VEC_PHI]] +; IF-EVL-NEXT: [[TMP16:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP16]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP17]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP20:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP15]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP18:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[ADD]] = fadd reassoc float [[TMP18]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP21:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[ADD_LCSSA:%.*]] = phi float [ [[ADD]], [[FOR_BODY]] ], [ [[TMP15]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret float [[ADD_LCSSA]] +; +; NO-VP-LABEL: @fadd( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi float [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call reassoc float @llvm.vector.reduce.fadd.nxv4f32(float -0.000000e+00, [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP10]] = fadd reassoc float [[TMP9]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP20:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP10]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP12:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[ADD]] = fadd reassoc float [[TMP12]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP21:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[ADD_LCSSA:%.*]] = phi float [ [[ADD]], [[FOR_BODY]] ], [ [[TMP10]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[ADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %add, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %add = fadd reassoc float %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %add +} + +; not support fmul reduction for scalable vector +define float @fmul(ptr %a, i64 %n, float %start) { +; IF-EVL-LABEL: @fmul( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[START:%.*]], [[ENTRY]] ], [ [[MUL:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[MUL]] = fmul reassoc float [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP4]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MUL_LCSSA:%.*]] = phi float [ [[MUL]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret float [[MUL_LCSSA]] +; +; NO-VP-LABEL: @fmul( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], 8 +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 8 +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi float [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI1:%.*]] = phi float [ 1.000000e+00, [[VECTOR_PH]] ], [ [[TMP9:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 4 +; NO-VP-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP0]] +; NO-VP-NEXT: [[TMP3:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP1]] +; NO-VP-NEXT: [[TMP4:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 0 +; NO-VP-NEXT: [[TMP5:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 4 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load <4 x float>, ptr [[TMP4]], align 4 +; NO-VP-NEXT: [[WIDE_LOAD2:%.*]] = load <4 x float>, ptr [[TMP5]], align 4 +; NO-VP-NEXT: [[TMP6:%.*]] = call reassoc float @llvm.vector.reduce.fmul.v4f32(float 1.000000e+00, <4 x float> [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP7]] = fmul reassoc float [[TMP6]], [[VEC_PHI]] +; NO-VP-NEXT: [[TMP8:%.*]] = call reassoc float @llvm.vector.reduce.fmul.v4f32(float 1.000000e+00, <4 x float> [[WIDE_LOAD2]]) +; NO-VP-NEXT: [[TMP9]] = fmul reassoc float [[TMP8]], [[VEC_PHI1]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8 +; NO-VP-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP22:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[BIN_RDX:%.*]] = fmul reassoc float [[TMP9]], [[TMP7]] +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[BIN_RDX]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MUL:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP11:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[MUL]] = fmul reassoc float [[TMP11]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP23:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MUL_LCSSA:%.*]] = phi float [ [[MUL]], [[FOR_BODY]] ], [ [[BIN_RDX]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MUL_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %mul, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %mul = fmul reassoc float %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %mul +} + +define float @fmin(ptr %a, i64 %n, float %start) #0 { +; IF-EVL-LABEL: @fmin( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi float [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX_SELECT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds float, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4f32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call fast float @llvm.vp.reduce.fmin.nxv4f32(float 0x7FF0000000000000, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[RDX_MINMAX_CMP:%.*]] = fcmp fast olt float [[TMP14]], [[VEC_PHI]] +; IF-EVL-NEXT: [[RDX_MINMAX_SELECT]] = select fast i1 [[RDX_MINMAX_CMP]], float [[TMP14]], float [[VEC_PHI]] +; IF-EVL-NEXT: [[TMP15:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP15]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP22:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[RDX_MINMAX_SELECT]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MIN:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP17:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP:%.*]] = fcmp fast olt float [[TMP17]], [[RDX]] +; IF-EVL-NEXT: [[MIN]] = select i1 [[CMP]], float [[TMP17]], float [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP23:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MIN_LCSSA:%.*]] = phi float [ [[MIN]], [[FOR_BODY]] ], [ [[RDX_MINMAX_SELECT]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret float [[MIN_LCSSA]] +; +; NO-VP-LABEL: @fmin( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi float [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX_SELECT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call fast float @llvm.vector.reduce.fmin.nxv4f32( [[WIDE_LOAD]]) +; NO-VP-NEXT: [[RDX_MINMAX_CMP:%.*]] = fcmp fast olt float [[TMP9]], [[VEC_PHI]] +; NO-VP-NEXT: [[RDX_MINMAX_SELECT]] = select fast i1 [[RDX_MINMAX_CMP]], float [[TMP9]], float [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP24:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[RDX_MINMAX_SELECT]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MIN:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP11:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP:%.*]] = fcmp fast olt float [[TMP11]], [[RDX]] +; NO-VP-NEXT: [[MIN]] = select i1 [[CMP]], float [[TMP11]], float [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP25:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MIN_LCSSA:%.*]] = phi float [ [[MIN]], [[FOR_BODY]] ], [ [[RDX_MINMAX_SELECT]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MIN_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %min, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %cmp = fcmp fast olt float %0, %rdx + %min = select i1 %cmp, float %0, float %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %min +} + +define float @fmax(ptr %a, i64 %n, float %start) #0 { +; IF-EVL-LABEL: @fmax( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi float [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX_SELECT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds float, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4f32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = call fast float @llvm.vp.reduce.fmax.nxv4f32(float 0xFFF0000000000000, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[RDX_MINMAX_CMP:%.*]] = fcmp fast ogt float [[TMP14]], [[VEC_PHI]] +; IF-EVL-NEXT: [[RDX_MINMAX_SELECT]] = select fast i1 [[RDX_MINMAX_CMP]], float [[TMP14]], float [[VEC_PHI]] +; IF-EVL-NEXT: [[TMP15:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP15]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP24:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[RDX_MINMAX_SELECT]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MAX:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP17:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP:%.*]] = fcmp fast ogt float [[TMP17]], [[RDX]] +; IF-EVL-NEXT: [[MAX]] = select i1 [[CMP]], float [[TMP17]], float [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP25:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MAX_LCSSA:%.*]] = phi float [ [[MAX]], [[FOR_BODY]] ], [ [[RDX_MINMAX_SELECT]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret float [[MAX_LCSSA]] +; +; NO-VP-LABEL: @fmax( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi float [ [[START:%.*]], [[VECTOR_PH]] ], [ [[RDX_MINMAX_SELECT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = call fast float @llvm.vector.reduce.fmax.nxv4f32( [[WIDE_LOAD]]) +; NO-VP-NEXT: [[RDX_MINMAX_CMP:%.*]] = fcmp fast ogt float [[TMP9]], [[VEC_PHI]] +; NO-VP-NEXT: [[RDX_MINMAX_SELECT]] = select fast i1 [[RDX_MINMAX_CMP]], float [[TMP9]], float [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP26:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[RDX_MINMAX_SELECT]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MAX:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP11:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP:%.*]] = fcmp fast ogt float [[TMP11]], [[RDX]] +; NO-VP-NEXT: [[MAX]] = select i1 [[CMP]], float [[TMP11]], float [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP27:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MAX_LCSSA:%.*]] = phi float [ [[MAX]], [[FOR_BODY]] ], [ [[RDX_MINMAX_SELECT]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MAX_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %max, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %cmp = fcmp fast ogt float %0, %rdx + %max = select i1 %cmp, float %0, float %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %max +} + +define float @fminimum(ptr %a, i64 %n, float %start) { +; IF-EVL-LABEL: @fminimum( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[START:%.*]], [[ENTRY]] ], [ [[MIN:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[MIN]] = tail call float @llvm.minimum.f32(float [[RDX]], float [[TMP0]]) +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP4]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MIN_LCSSA:%.*]] = phi float [ [[MIN]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret float [[MIN_LCSSA]] +; +; NO-VP-LABEL: @fminimum( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], 16 +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 16 +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement <8 x float> poison, float [[START:%.*]], i64 0 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector <8 x float> [[MINMAX_IDENT_SPLATINSERT]], <8 x float> poison, <8 x i32> zeroinitializer +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi <8 x float> [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP6:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI1:%.*]] = phi <8 x float> [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 8 +; NO-VP-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP0]] +; NO-VP-NEXT: [[TMP3:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP1]] +; NO-VP-NEXT: [[TMP4:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 0 +; NO-VP-NEXT: [[TMP5:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 8 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load <8 x float>, ptr [[TMP4]], align 4 +; NO-VP-NEXT: [[WIDE_LOAD2:%.*]] = load <8 x float>, ptr [[TMP5]], align 4 +; NO-VP-NEXT: [[TMP6]] = call <8 x float> @llvm.minimum.v8f32(<8 x float> [[VEC_PHI]], <8 x float> [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP7]] = call <8 x float> @llvm.minimum.v8f32(<8 x float> [[VEC_PHI1]], <8 x float> [[WIDE_LOAD2]]) +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16 +; NO-VP-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP28:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[RDX_MINMAX:%.*]] = call <8 x float> @llvm.minimum.v8f32(<8 x float> [[TMP6]], <8 x float> [[TMP7]]) +; NO-VP-NEXT: [[TMP9:%.*]] = call float @llvm.vector.reduce.fminimum.v8f32(<8 x float> [[RDX_MINMAX]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP9]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MIN:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP10:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[MIN]] = tail call float @llvm.minimum.f32(float [[RDX]], float [[TMP10]]) +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP29:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MIN_LCSSA:%.*]] = phi float [ [[MIN]], [[FOR_BODY]] ], [ [[TMP9]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MIN_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %min, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %min = tail call float @llvm.minimum.f32(float %rdx, float %0) + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %min +} + +define float @fmaximum(ptr %a, i64 %n, float %start) { +; IF-EVL-LABEL: @fmaximum( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[START:%.*]], [[ENTRY]] ], [ [[MAX:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[MAX]] = tail call float @llvm.maximum.f32(float [[RDX]], float [[TMP0]]) +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP4]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MAX_LCSSA:%.*]] = phi float [ [[MAX]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret float [[MAX_LCSSA]] +; +; NO-VP-LABEL: @fmaximum( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], 16 +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 16 +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement <8 x float> poison, float [[START:%.*]], i64 0 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector <8 x float> [[MINMAX_IDENT_SPLATINSERT]], <8 x float> poison, <8 x i32> zeroinitializer +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi <8 x float> [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP6:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI1:%.*]] = phi <8 x float> [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 8 +; NO-VP-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP0]] +; NO-VP-NEXT: [[TMP3:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP1]] +; NO-VP-NEXT: [[TMP4:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 0 +; NO-VP-NEXT: [[TMP5:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 8 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load <8 x float>, ptr [[TMP4]], align 4 +; NO-VP-NEXT: [[WIDE_LOAD2:%.*]] = load <8 x float>, ptr [[TMP5]], align 4 +; NO-VP-NEXT: [[TMP6]] = call <8 x float> @llvm.maximum.v8f32(<8 x float> [[VEC_PHI]], <8 x float> [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP7]] = call <8 x float> @llvm.maximum.v8f32(<8 x float> [[VEC_PHI1]], <8 x float> [[WIDE_LOAD2]]) +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16 +; NO-VP-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP30:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[RDX_MINMAX:%.*]] = call <8 x float> @llvm.maximum.v8f32(<8 x float> [[TMP6]], <8 x float> [[TMP7]]) +; NO-VP-NEXT: [[TMP9:%.*]] = call float @llvm.vector.reduce.fmaximum.v8f32(<8 x float> [[RDX_MINMAX]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP9]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MAX:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP10:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[MAX]] = tail call float @llvm.maximum.f32(float [[RDX]], float [[TMP10]]) +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP31:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MAX_LCSSA:%.*]] = phi float [ [[MAX]], [[FOR_BODY]] ], [ [[TMP9]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MAX_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %max, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %max = tail call float @llvm.maximum.f32(float %rdx, float %0) + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %max +} + +define float @fmuladd(ptr %a, ptr %b, i64 %n, float %start) { +; IF-EVL-LABEL: @fmuladd( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi float [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP18:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds float, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4f32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14:%.*]] = getelementptr inbounds float, ptr [[B:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP15:%.*]] = getelementptr inbounds float, ptr [[TMP14]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD1:%.*]] = call @llvm.vp.load.nxv4f32.p0(ptr align 4 [[TMP15]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP16:%.*]] = fmul reassoc [[VP_OP_LOAD]], [[VP_OP_LOAD1]] +; IF-EVL-NEXT: [[TMP17:%.*]] = call reassoc float @llvm.vp.reduce.fadd.nxv4f32(float -0.000000e+00, [[TMP16]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP18]] = fadd reassoc float [[TMP17]], [[VEC_PHI]] +; IF-EVL-NEXT: [[TMP19:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP19]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP20:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP20]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP26:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP18]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MULADD:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP21:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP22:%.*]] = load float, ptr [[ARRAYIDX2]], align 4 +; IF-EVL-NEXT: [[MULADD]] = tail call reassoc float @llvm.fmuladd.f32(float [[TMP21]], float [[TMP22]], float [[RDX]]) +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP27:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MULADD_LCSSA:%.*]] = phi float [ [[MULADD]], [[FOR_BODY]] ], [ [[TMP18]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret float [[MULADD_LCSSA]] +; +; NO-VP-LABEL: @fmuladd( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi float [ [[START:%.*]], [[VECTOR_PH]] ], [ [[TMP13:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = getelementptr inbounds float, ptr [[B:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP10:%.*]] = getelementptr inbounds float, ptr [[TMP9]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD1:%.*]] = load , ptr [[TMP10]], align 4 +; NO-VP-NEXT: [[TMP11:%.*]] = fmul reassoc [[WIDE_LOAD]], [[WIDE_LOAD1]] +; NO-VP-NEXT: [[TMP12:%.*]] = call reassoc float @llvm.vector.reduce.fadd.nxv4f32(float -0.000000e+00, [[TMP11]]) +; NO-VP-NEXT: [[TMP13]] = fadd reassoc float [[TMP12]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP14:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP14]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP32:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP13]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MULADD:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP15:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[IV]] +; NO-VP-NEXT: [[TMP16:%.*]] = load float, ptr [[ARRAYIDX2]], align 4 +; NO-VP-NEXT: [[MULADD]] = tail call reassoc float @llvm.fmuladd.f32(float [[TMP15]], float [[TMP16]], float [[RDX]]) +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP33:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MULADD_LCSSA:%.*]] = phi float [ [[MULADD]], [[FOR_BODY]] ], [ [[TMP13]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MULADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %muladd, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %arrayidx2 = getelementptr inbounds float, ptr %b, i64 %iv + %1 = load float, ptr %arrayidx2, align 4 + %muladd = tail call reassoc float @llvm.fmuladd.f32(float %0, float %1, float %rdx) + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %muladd +} + +define i32 @anyof_icmp(ptr %a, i64 %n, i32 %start, i32 %inv) { +; IF-EVL-LABEL: @anyof_icmp( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[ANYOF:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP0]], 3 +; IF-EVL-NEXT: [[ANYOF]] = select i1 [[CMP_I]], i32 [[INV:%.*]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP4]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[ANYOF_LCSSA:%.*]] = phi i32 [ [[ANYOF]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[ANYOF_LCSSA]] +; +; NO-VP-LABEL: @anyof_icmp( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = icmp slt [[WIDE_LOAD]], shufflevector ( insertelement ( poison, i32 3, i64 0), poison, zeroinitializer) +; NO-VP-NEXT: [[TMP10]] = or [[VEC_PHI]], [[TMP9]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP34:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i1 @llvm.vector.reduce.or.nxv4i1( [[TMP10]]) +; NO-VP-NEXT: [[TMP13:%.*]] = freeze i1 [[TMP12]] +; NO-VP-NEXT: [[RDX_SELECT:%.*]] = select i1 [[TMP13]], i32 [[INV:%.*]], i32 [[START:%.*]] +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_SELECT]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ANYOF:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP14:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP14]], 3 +; NO-VP-NEXT: [[ANYOF]] = select i1 [[CMP_I]], i32 [[INV]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP35:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[ANYOF_LCSSA:%.*]] = phi i32 [ [[ANYOF]], [[FOR_BODY]] ], [ [[RDX_SELECT]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[ANYOF_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %anyof, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp.i = icmp slt i32 %0, 3 + %anyof = select i1 %cmp.i, i32 %inv, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %anyof +} + +define i32 @anyof_fcmp(ptr %a, i64 %n, i32 %start, i32 %inv) { +; IF-EVL-LABEL: @anyof_fcmp( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[ANYOF:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = fcmp fast olt float [[TMP0]], 3.000000e+00 +; IF-EVL-NEXT: [[ANYOF]] = select i1 [[CMP_I]], i32 [[INV:%.*]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP4]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[ANYOF_LCSSA:%.*]] = phi i32 [ [[ANYOF]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[ANYOF_LCSSA]] +; +; NO-VP-LABEL: @anyof_fcmp( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = fcmp fast olt [[WIDE_LOAD]], shufflevector ( insertelement ( poison, float 3.000000e+00, i64 0), poison, zeroinitializer) +; NO-VP-NEXT: [[TMP10]] = or [[VEC_PHI]], [[TMP9]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP36:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i1 @llvm.vector.reduce.or.nxv4i1( [[TMP10]]) +; NO-VP-NEXT: [[TMP13:%.*]] = freeze i1 [[TMP12]] +; NO-VP-NEXT: [[RDX_SELECT:%.*]] = select i1 [[TMP13]], i32 [[INV:%.*]], i32 [[START:%.*]] +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_SELECT]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ANYOF:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP14:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = fcmp fast olt float [[TMP14]], 3.000000e+00 +; NO-VP-NEXT: [[ANYOF]] = select i1 [[CMP_I]], i32 [[INV]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP37:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[ANYOF_LCSSA:%.*]] = phi i32 [ [[ANYOF]], [[FOR_BODY]] ], [ [[RDX_SELECT]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[ANYOF_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %anyof, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %cmp.i = fcmp fast olt float %0, 3.0 + %anyof = select i1 %cmp.i, i32 %inv, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %anyof +} + +declare float @llvm.minimum.f32(float, float) +declare float @llvm.maximum.f32(float, float) +declare float @llvm.fmuladd.f32(float, float, float) + +attributes #0 = { "no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" } + +!0 = distinct !{!0, !1} +!1 = !{!"llvm.loop.vectorize.enable", i1 true} diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-intermediate-store.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-intermediate-store.ll new file mode 100644 index 0000000000000..fcea9e8d81ff6 --- /dev/null +++ b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-intermediate-store.ll @@ -0,0 +1,265 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 +; RUN: opt -passes=loop-vectorize \ +; RUN: -force-tail-folding-style=data-with-evl \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=IF-EVL-OUTLOOP + +; RUN: opt -passes=loop-vectorize \ +; RUN: -prefer-inloop-reductions \ +; RUN: -force-tail-folding-style=data-with-evl \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=IF-EVL-INLOOP + +; RUN: opt -passes=loop-vectorize \ +; RUN: -force-tail-folding-style=none \ +; RUN: -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue \ +; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=NO-VP-OUTLOOP + +; RUN: opt -passes=loop-vectorize \ +; RUN: -prefer-inloop-reductions \ +; RUN: -force-tail-folding-style=none \ +; RUN: -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue \ +; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=NO-VP-INLOOP + +define void @reduction_intermediate_store(ptr %a, i64 %n, i32 %start, ptr %addr) { +; IF-EVL-OUTLOOP-LABEL: define void @reduction_intermediate_store( +; IF-EVL-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]], ptr [[ADDR:%.*]]) #[[ATTR0:[0-9]+]] { +; IF-EVL-OUTLOOP-NEXT: entry: +; IF-EVL-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL-OUTLOOP: for.body: +; IF-EVL-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[START]], [[ENTRY]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-OUTLOOP-NEXT: [[TMP27:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[TMP27]], [[RDX]] +; IF-EVL-OUTLOOP-NEXT: store i32 [[ADD]], ptr [[ADDR]], align 4 +; IF-EVL-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; IF-EVL-OUTLOOP: for.end: +; IF-EVL-OUTLOOP-NEXT: ret void +; +; IF-EVL-INLOOP-LABEL: define void @reduction_intermediate_store( +; IF-EVL-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]], ptr [[ADDR:%.*]]) #[[ATTR0:[0-9]+]] { +; IF-EVL-INLOOP-NEXT: entry: +; IF-EVL-INLOOP-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N]] +; IF-EVL-INLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-INLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-INLOOP-NEXT: [[TMP4:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-INLOOP-NEXT: br i1 [[TMP4]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]] +; IF-EVL-INLOOP: vector.memcheck: +; IF-EVL-INLOOP-NEXT: [[SCEVGEP:%.*]] = getelementptr i8, ptr [[ADDR]], i64 4 +; IF-EVL-INLOOP-NEXT: [[TMP5:%.*]] = shl i64 [[N]], 2 +; IF-EVL-INLOOP-NEXT: [[SCEVGEP1:%.*]] = getelementptr i8, ptr [[A]], i64 [[TMP5]] +; IF-EVL-INLOOP-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[ADDR]], [[SCEVGEP1]] +; IF-EVL-INLOOP-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[A]], [[SCEVGEP]] +; IF-EVL-INLOOP-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]] +; IF-EVL-INLOOP-NEXT: br i1 [[FOUND_CONFLICT]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] +; IF-EVL-INLOOP: vector.ph: +; IF-EVL-INLOOP-NEXT: [[TMP8:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-INLOOP-NEXT: [[TMP9:%.*]] = mul i64 [[TMP8]], 4 +; IF-EVL-INLOOP-NEXT: [[TMP10:%.*]] = sub i64 [[TMP9]], 1 +; IF-EVL-INLOOP-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP10]] +; IF-EVL-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP9]] +; IF-EVL-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-INLOOP-NEXT: [[TMP11:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-INLOOP-NEXT: [[TMP12:%.*]] = mul i64 [[TMP11]], 4 +; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL-INLOOP: vector.body: +; IF-EVL-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP22:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[TMP13:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-INLOOP-NEXT: [[TMP14:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP13]], i32 4, i1 true) +; IF-EVL-INLOOP-NEXT: [[TMP15:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-INLOOP-NEXT: [[TMP19:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP15]] +; IF-EVL-INLOOP-NEXT: [[TMP20:%.*]] = getelementptr inbounds i32, ptr [[TMP19]], i32 0 +; IF-EVL-INLOOP-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP20]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP14]]), !alias.scope [[META0:![0-9]+]] +; IF-EVL-INLOOP-NEXT: [[TMP21:%.*]] = call i32 @llvm.vp.reduce.add.nxv4i32(i32 0, [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP14]]) +; IF-EVL-INLOOP-NEXT: [[TMP22]] = add i32 [[TMP21]], [[VEC_PHI]] +; IF-EVL-INLOOP-NEXT: [[TMP23:%.*]] = zext i32 [[TMP14]] to i64 +; IF-EVL-INLOOP-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP23]], [[EVL_BASED_IV]] +; IF-EVL-INLOOP-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP12]] +; IF-EVL-INLOOP-NEXT: [[TMP24:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-INLOOP-NEXT: br i1 [[TMP24]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; IF-EVL-INLOOP: middle.block: +; IF-EVL-INLOOP-NEXT: store i32 [[TMP22]], ptr [[ADDR]], align 4 +; IF-EVL-INLOOP-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL-INLOOP: scalar.ph: +; IF-EVL-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ] +; IF-EVL-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP22]], [[MIDDLE_BLOCK]] ], [ [[START]], [[VECTOR_MEMCHECK]] ], [ [[START]], [[ENTRY]] ] +; IF-EVL-INLOOP-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL-INLOOP: for.body: +; IF-EVL-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; IF-EVL-INLOOP-NEXT: [[TMP25:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-INLOOP-NEXT: [[ADD]] = add nsw i32 [[TMP25]], [[RDX]] +; IF-EVL-INLOOP-NEXT: store i32 [[ADD]], ptr [[ADDR]], align 4 +; IF-EVL-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] +; IF-EVL-INLOOP: for.end: +; IF-EVL-INLOOP-NEXT: ret void +; +; NO-VP-OUTLOOP-LABEL: define void @reduction_intermediate_store( +; NO-VP-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]], ptr [[ADDR:%.*]]) #[[ATTR0:[0-9]+]] { +; NO-VP-OUTLOOP-NEXT: entry: +; NO-VP-OUTLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-OUTLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]] +; NO-VP-OUTLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]] +; NO-VP-OUTLOOP: vector.memcheck: +; NO-VP-OUTLOOP-NEXT: [[SCEVGEP:%.*]] = getelementptr i8, ptr [[ADDR]], i64 4 +; NO-VP-OUTLOOP-NEXT: [[TMP3:%.*]] = shl i64 [[N]], 2 +; NO-VP-OUTLOOP-NEXT: [[SCEVGEP1:%.*]] = getelementptr i8, ptr [[A]], i64 [[TMP3]] +; NO-VP-OUTLOOP-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[ADDR]], [[SCEVGEP1]] +; NO-VP-OUTLOOP-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[A]], [[SCEVGEP]] +; NO-VP-OUTLOOP-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]] +; NO-VP-OUTLOOP-NEXT: br i1 [[FOUND_CONFLICT]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] +; NO-VP-OUTLOOP: vector.ph: +; NO-VP-OUTLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP5]] +; NO-VP-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-OUTLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-OUTLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4 +; NO-VP-OUTLOOP-NEXT: [[TMP8:%.*]] = insertelement zeroinitializer, i32 [[START]], i32 0 +; NO-VP-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP-OUTLOOP: vector.body: +; NO-VP-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP8]], [[VECTOR_PH]] ], [ [[TMP12:%.*]], [[VECTOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-OUTLOOP-NEXT: [[TMP10:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP9]] +; NO-VP-OUTLOOP-NEXT: [[TMP11:%.*]] = getelementptr inbounds i32, ptr [[TMP10]], i32 0 +; NO-VP-OUTLOOP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP11]], align 4, !alias.scope [[META0:![0-9]+]] +; NO-VP-OUTLOOP-NEXT: [[TMP12]] = add [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP7]] +; NO-VP-OUTLOOP-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[TMP13]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; NO-VP-OUTLOOP: middle.block: +; NO-VP-OUTLOOP-NEXT: [[TMP14:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP12]]) +; NO-VP-OUTLOOP-NEXT: store i32 [[TMP14]], ptr [[ADDR]], align 4 +; NO-VP-OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP-OUTLOOP: scalar.ph: +; NO-VP-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ] +; NO-VP-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP14]], [[MIDDLE_BLOCK]] ], [ [[START]], [[VECTOR_MEMCHECK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP-OUTLOOP: for.body: +; NO-VP-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-OUTLOOP-NEXT: [[TMP15:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[TMP15]], [[RDX]] +; NO-VP-OUTLOOP-NEXT: store i32 [[ADD]], ptr [[ADDR]], align 4 +; NO-VP-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] +; NO-VP-OUTLOOP: for.end: +; NO-VP-OUTLOOP-NEXT: ret void +; +; NO-VP-INLOOP-LABEL: define void @reduction_intermediate_store( +; NO-VP-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]], ptr [[ADDR:%.*]]) #[[ATTR0:[0-9]+]] { +; NO-VP-INLOOP-NEXT: entry: +; NO-VP-INLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]] +; NO-VP-INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_MEMCHECK:%.*]] +; NO-VP-INLOOP: vector.memcheck: +; NO-VP-INLOOP-NEXT: [[SCEVGEP:%.*]] = getelementptr i8, ptr [[ADDR]], i64 4 +; NO-VP-INLOOP-NEXT: [[TMP3:%.*]] = shl i64 [[N]], 2 +; NO-VP-INLOOP-NEXT: [[SCEVGEP1:%.*]] = getelementptr i8, ptr [[A]], i64 [[TMP3]] +; NO-VP-INLOOP-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[ADDR]], [[SCEVGEP1]] +; NO-VP-INLOOP-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[A]], [[SCEVGEP]] +; NO-VP-INLOOP-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]] +; NO-VP-INLOOP-NEXT: br i1 [[FOUND_CONFLICT]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]] +; NO-VP-INLOOP: vector.ph: +; NO-VP-INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP5]] +; NO-VP-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-INLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-INLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4 +; NO-VP-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP-INLOOP: vector.body: +; NO-VP-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP12:%.*]], [[VECTOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-INLOOP-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP8]] +; NO-VP-INLOOP-NEXT: [[TMP10:%.*]] = getelementptr inbounds i32, ptr [[TMP9]], i32 0 +; NO-VP-INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP10]], align 4, !alias.scope [[META0:![0-9]+]] +; NO-VP-INLOOP-NEXT: [[TMP11:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[WIDE_LOAD]]) +; NO-VP-INLOOP-NEXT: [[TMP12]] = add i32 [[TMP11]], [[VEC_PHI]] +; NO-VP-INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP7]] +; NO-VP-INLOOP-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-INLOOP-NEXT: br i1 [[TMP13]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; NO-VP-INLOOP: middle.block: +; NO-VP-INLOOP-NEXT: store i32 [[TMP12]], ptr [[ADDR]], align 4 +; NO-VP-INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP-INLOOP: scalar.ph: +; NO-VP-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ], [ 0, [[VECTOR_MEMCHECK]] ] +; NO-VP-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[VECTOR_MEMCHECK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-INLOOP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP-INLOOP: for.body: +; NO-VP-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-INLOOP-NEXT: [[TMP14:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-INLOOP-NEXT: [[ADD]] = add nsw i32 [[TMP14]], [[RDX]] +; NO-VP-INLOOP-NEXT: store i32 [[ADD]], ptr [[ADDR]], align 4 +; NO-VP-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] +; NO-VP-INLOOP: for.end: +; NO-VP-INLOOP-NEXT: ret void +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %add, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %add = add nsw i32 %0, %rdx + store i32 %add, ptr %addr, align 4 + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret void +} + +!0 = distinct !{!0, !1} +!1 = !{!"llvm.loop.vectorize.enable", i1 true} +;. +; IF-EVL-OUTLOOP: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]]} +; IF-EVL-OUTLOOP: [[META1]] = !{!"llvm.loop.vectorize.enable", i1 true} +;. +; IF-EVL-INLOOP: [[META0]] = !{[[META1:![0-9]+]]} +; IF-EVL-INLOOP: [[META1]] = distinct !{[[META1]], [[META2:![0-9]+]]} +; IF-EVL-INLOOP: [[META2]] = distinct !{[[META2]], !"LVerDomain"} +; IF-EVL-INLOOP: [[LOOP3]] = distinct !{[[LOOP3]], [[META4:![0-9]+]], [[META5:![0-9]+]]} +; IF-EVL-INLOOP: [[META4]] = !{!"llvm.loop.isvectorized", i32 1} +; IF-EVL-INLOOP: [[META5]] = !{!"llvm.loop.unroll.runtime.disable"} +; IF-EVL-INLOOP: [[LOOP6]] = distinct !{[[LOOP6]], [[META4]]} +;. +; NO-VP-OUTLOOP: [[META0]] = !{[[META1:![0-9]+]]} +; NO-VP-OUTLOOP: [[META1]] = distinct !{[[META1]], [[META2:![0-9]+]]} +; NO-VP-OUTLOOP: [[META2]] = distinct !{[[META2]], !"LVerDomain"} +; NO-VP-OUTLOOP: [[LOOP3]] = distinct !{[[LOOP3]], [[META4:![0-9]+]], [[META5:![0-9]+]]} +; NO-VP-OUTLOOP: [[META4]] = !{!"llvm.loop.isvectorized", i32 1} +; NO-VP-OUTLOOP: [[META5]] = !{!"llvm.loop.unroll.runtime.disable"} +; NO-VP-OUTLOOP: [[LOOP6]] = distinct !{[[LOOP6]], [[META4]]} +;. +; NO-VP-INLOOP: [[META0]] = !{[[META1:![0-9]+]]} +; NO-VP-INLOOP: [[META1]] = distinct !{[[META1]], [[META2:![0-9]+]]} +; NO-VP-INLOOP: [[META2]] = distinct !{[[META2]], !"LVerDomain"} +; NO-VP-INLOOP: [[LOOP3]] = distinct !{[[LOOP3]], [[META4:![0-9]+]], [[META5:![0-9]+]]} +; NO-VP-INLOOP: [[META4]] = !{!"llvm.loop.isvectorized", i32 1} +; NO-VP-INLOOP: [[META5]] = !{!"llvm.loop.unroll.runtime.disable"} +; NO-VP-INLOOP: [[LOOP6]] = distinct !{[[LOOP6]], [[META4]]} +;. diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-ordered-reduction.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-ordered-reduction.ll new file mode 100644 index 0000000000000..314d30f86ee57 --- /dev/null +++ b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-ordered-reduction.ll @@ -0,0 +1,101 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt -passes=loop-vectorize \ +; RUN: -force-ordered-reductions=true -hints-allow-reordering=false \ +; RUN: -force-tail-folding-style=data-with-evl \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v,+f -S < %s| FileCheck %s --check-prefix=IF-EVL + +; RUN: opt -passes=loop-vectorize \ +; RUN: -force-ordered-reductions=true -hints-allow-reordering=false \ +; RUN: -force-tail-folding-style=none \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v,+f -S < %s| FileCheck %s --check-prefix=NO-VP + +define float @fadd(ptr noalias nocapture readonly %a, i64 %n) { +; IF-EVL-LABEL: @fadd( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N:%.*]] +; IF-EVL-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4 +; IF-EVL-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]] +; IF-EVL-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; IF-EVL: vector.ph: +; IF-EVL-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; IF-EVL-NEXT: [[TMP6:%.*]] = sub i64 [[TMP5]], 1 +; IF-EVL-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP6]] +; IF-EVL-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP5]] +; IF-EVL-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] +; IF-EVL-NEXT: [[TMP7:%.*]] = call i64 @llvm.vscale.i64() +; IF-EVL-NEXT: [[TMP8:%.*]] = mul i64 [[TMP7]], 4 +; IF-EVL-NEXT: br label [[VECTOR_BODY:%.*]] +; IF-EVL: vector.body: +; IF-EVL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[VEC_PHI:%.*]] = phi float [ 0.000000e+00, [[VECTOR_PH]] ], [ [[TMP14:%.*]], [[VECTOR_BODY]] ] +; IF-EVL-NEXT: [[TMP9:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[TMP10:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP9]], i32 4, i1 true) +; IF-EVL-NEXT: [[TMP11:%.*]] = add i64 [[EVL_BASED_IV]], 0 +; IF-EVL-NEXT: [[TMP12:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP11]] +; IF-EVL-NEXT: [[TMP13:%.*]] = getelementptr inbounds float, ptr [[TMP12]], i32 0 +; IF-EVL-NEXT: [[VP_OP_LOAD:%.*]] = call @llvm.vp.load.nxv4f32.p0(ptr align 4 [[TMP13]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP14]] = call float @llvm.vp.reduce.fadd.nxv4f32(float [[VEC_PHI]], [[VP_OP_LOAD]], shufflevector ( insertelement ( poison, i1 true, i64 0), poison, zeroinitializer), i32 [[TMP10]]) +; IF-EVL-NEXT: [[TMP15:%.*]] = zext i32 [[TMP10]] to i64 +; IF-EVL-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP15]], [[EVL_BASED_IV]] +; IF-EVL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP8]] +; IF-EVL-NEXT: [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; IF-EVL-NEXT: br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; IF-EVL: middle.block: +; IF-EVL-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]] +; IF-EVL: scalar.ph: +; IF-EVL-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; IF-EVL-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP14]], [[MIDDLE_BLOCK]] ], [ 0.000000e+00, [[ENTRY]] ] +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[SUM_07:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP17:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[ADD]] = fadd float [[TMP17]], [[SUM_07]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[ADD_LCSSA:%.*]] = phi float [ [[ADD]], [[FOR_BODY]] ], [ [[TMP14]], [[MIDDLE_BLOCK]] ] +; IF-EVL-NEXT: ret float [[ADD_LCSSA]] +; +; NO-VP-LABEL: @fadd( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[SUM_07:%.*]] = phi float [ 0.000000e+00, [[ENTRY]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; NO-VP-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[ADD]] = fadd float [[TMP0]], [[SUM_07]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[ADD_LCSSA:%.*]] = phi float [ [[ADD]], [[FOR_BODY]] ] +; NO-VP-NEXT: ret float [[ADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %sum.07 = phi float [ 0.000000e+00, %entry ], [ %add, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %add = fadd float %0, %sum.07 + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %add +} + +!0 = distinct !{!0, !1} +!1 = !{!"llvm.loop.vectorize.enable", i1 true} diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-reduction.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-reduction.ll new file mode 100644 index 0000000000000..2bbcd362ce16c --- /dev/null +++ b/llvm/test/Transforms/LoopVectorize/RISCV/vectorize-force-tail-with-evl-reduction.ll @@ -0,0 +1,1534 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt -passes=loop-vectorize \ +; RUN: -force-tail-folding-style=data-with-evl \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v,+f -S < %s| FileCheck %s --check-prefix=IF-EVL + +; RUN: opt -passes=loop-vectorize \ +; RUN: -force-tail-folding-style=none \ +; RUN: -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue \ +; RUN: -mtriple=riscv64 -mattr=+v,+f -S < %s| FileCheck %s --check-prefix=NO-VP + +define i32 @add(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @add( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[ADD]] = add nsw i32 [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[ADD_LCSSA]] +; +; NO-VP-LABEL: @add( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[TMP6:%.*]] = insertelement zeroinitializer, i32 [[START:%.*]], i32 0 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP6]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP7]] +; NO-VP-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, ptr [[TMP8]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP9]], align 4 +; NO-VP-NEXT: [[TMP10]] = add [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32( [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[ADD]] = add nsw i32 [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[ADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %add, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %add = add nsw i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %add +} + +; not support mul reduction for scalable vector +define i32 @mul(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @mul( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[MUL:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[MUL]] = mul nsw i32 [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MUL_LCSSA:%.*]] = phi i32 [ [[MUL]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[MUL_LCSSA]] +; +; NO-VP-LABEL: @mul( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], 16 +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 16 +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP0:%.*]] = insertelement <8 x i32> , i32 [[START:%.*]], i32 0 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi <8 x i32> [ [[TMP0]], [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI1:%.*]] = phi <8 x i32> [ , [[VECTOR_PH]] ], [ [[TMP8:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 8 +; NO-VP-NEXT: [[TMP3:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP1]] +; NO-VP-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP2]] +; NO-VP-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, ptr [[TMP3]], i32 0 +; NO-VP-NEXT: [[TMP6:%.*]] = getelementptr inbounds i32, ptr [[TMP3]], i32 8 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load <8 x i32>, ptr [[TMP5]], align 4 +; NO-VP-NEXT: [[WIDE_LOAD2:%.*]] = load <8 x i32>, ptr [[TMP6]], align 4 +; NO-VP-NEXT: [[TMP7]] = mul <8 x i32> [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[TMP8]] = mul <8 x i32> [[WIDE_LOAD2]], [[VEC_PHI1]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16 +; NO-VP-NEXT: [[TMP9:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP9]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[BIN_RDX:%.*]] = mul <8 x i32> [[TMP8]], [[TMP7]] +; NO-VP-NEXT: [[TMP10:%.*]] = call i32 @llvm.vector.reduce.mul.v8i32(<8 x i32> [[BIN_RDX]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP10]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MUL:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP11:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[MUL]] = mul nsw i32 [[TMP11]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MUL_LCSSA:%.*]] = phi i32 [ [[MUL]], [[FOR_BODY]] ], [ [[TMP10]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[MUL_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %mul, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %mul = mul nsw i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %mul +} + +define i32 @or(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @or( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[OR:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[OR]] = or i32 [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[OR_LCSSA:%.*]] = phi i32 [ [[OR]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[OR_LCSSA]] +; +; NO-VP-LABEL: @or( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[TMP6:%.*]] = insertelement zeroinitializer, i32 [[START:%.*]], i32 0 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP6]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP7]] +; NO-VP-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, ptr [[TMP8]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP9]], align 4 +; NO-VP-NEXT: [[TMP10]] = or [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.or.nxv4i32( [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[OR:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[OR]] = or i32 [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP7:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[OR_LCSSA:%.*]] = phi i32 [ [[OR]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[OR_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %or, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %or = or i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %or +} + +define i32 @and(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @and( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[AND:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[AND]] = and i32 [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[AND_LCSSA:%.*]] = phi i32 [ [[AND]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[AND_LCSSA]] +; +; NO-VP-LABEL: @and( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[TMP6:%.*]] = insertelement shufflevector ( insertelement ( poison, i32 -1, i64 0), poison, zeroinitializer), i32 [[START:%.*]], i32 0 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP6]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP7]] +; NO-VP-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, ptr [[TMP8]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP9]], align 4 +; NO-VP-NEXT: [[TMP10]] = and [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.and.nxv4i32( [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[AND:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[AND]] = and i32 [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP9:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[AND_LCSSA:%.*]] = phi i32 [ [[AND]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[AND_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %and, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %and = and i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %and +} + +define i32 @xor(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @xor( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[XOR:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[XOR]] = xor i32 [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[XOR_LCSSA:%.*]] = phi i32 [ [[XOR]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[XOR_LCSSA]] +; +; NO-VP-LABEL: @xor( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[TMP6:%.*]] = insertelement zeroinitializer, i32 [[START:%.*]], i32 0 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP6]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP7]] +; NO-VP-NEXT: [[TMP9:%.*]] = getelementptr inbounds i32, ptr [[TMP8]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP9]], align 4 +; NO-VP-NEXT: [[TMP10]] = xor [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP10:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.xor.nxv4i32( [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[XOR:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[XOR]] = xor i32 [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP11:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[XOR_LCSSA:%.*]] = phi i32 [ [[XOR]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[XOR_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %xor, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %xor = xor i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %xor +} + +define i32 @smin(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @smin( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[SMIN:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[SMIN]] = select i1 [[CMP_I]], i32 [[TMP0]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[SMIN_LCSSA:%.*]] = phi i32 [ [[SMIN]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[SMIN_LCSSA]] +; +; NO-VP-LABEL: @smin( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement poison, i32 [[START:%.*]], i64 0 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector [[MINMAX_IDENT_SPLATINSERT]], poison, zeroinitializer +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = icmp slt [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[TMP10]] = select [[TMP9]], [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP12:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.smin.nxv4i32( [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMIN:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[SMIN]] = select i1 [[CMP_I]], i32 [[TMP13]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP13:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[SMIN_LCSSA:%.*]] = phi i32 [ [[SMIN]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[SMIN_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %smin, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp.i = icmp slt i32 %0, %rdx + %smin = select i1 %cmp.i, i32 %0, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %smin +} + +define i32 @smax(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @smax( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[SMAX:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp sgt i32 [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[SMAX]] = select i1 [[CMP_I]], i32 [[TMP0]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[SMAX_LCSSA:%.*]] = phi i32 [ [[SMAX]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[SMAX_LCSSA]] +; +; NO-VP-LABEL: @smax( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement poison, i32 [[START:%.*]], i64 0 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector [[MINMAX_IDENT_SPLATINSERT]], poison, zeroinitializer +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = icmp sgt [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[TMP10]] = select [[TMP9]], [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP14:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.smax.nxv4i32( [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[SMAX:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = icmp sgt i32 [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[SMAX]] = select i1 [[CMP_I]], i32 [[TMP13]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP15:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[SMAX_LCSSA:%.*]] = phi i32 [ [[SMAX]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[SMAX_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %smax, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp.i = icmp sgt i32 %0, %rdx + %smax = select i1 %cmp.i, i32 %0, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %smax +} + +define i32 @umin(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @umin( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[UMIN:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp ult i32 [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[UMIN]] = select i1 [[CMP_I]], i32 [[TMP0]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[UMIN_LCSSA:%.*]] = phi i32 [ [[UMIN]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[UMIN_LCSSA]] +; +; NO-VP-LABEL: @umin( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement poison, i32 [[START:%.*]], i64 0 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector [[MINMAX_IDENT_SPLATINSERT]], poison, zeroinitializer +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = icmp ult [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[TMP10]] = select [[TMP9]], [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP16:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.umin.nxv4i32( [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[UMIN:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = icmp ult i32 [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[UMIN]] = select i1 [[CMP_I]], i32 [[TMP13]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP17:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[UMIN_LCSSA:%.*]] = phi i32 [ [[UMIN]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[UMIN_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %umin, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp.i = icmp ult i32 %0, %rdx + %umin = select i1 %cmp.i, i32 %0, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %umin +} + +define i32 @umax(ptr %a, i64 %n, i32 %start) { +; IF-EVL-LABEL: @umax( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[UMAX:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp ugt i32 [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[UMAX]] = select i1 [[CMP_I]], i32 [[TMP0]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[UMAX_LCSSA:%.*]] = phi i32 [ [[UMAX]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[UMAX_LCSSA]] +; +; NO-VP-LABEL: @umax( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement poison, i32 [[START:%.*]], i64 0 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector [[MINMAX_IDENT_SPLATINSERT]], poison, zeroinitializer +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = icmp ugt [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[TMP10]] = select [[TMP9]], [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP18:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i32 @llvm.vector.reduce.umax.nxv4i32( [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[UMAX:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = icmp ugt i32 [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[UMAX]] = select i1 [[CMP_I]], i32 [[TMP13]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP19:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[UMAX_LCSSA:%.*]] = phi i32 [ [[UMAX]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[UMAX_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %umax, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp.i = icmp ugt i32 %0, %rdx + %umax = select i1 %cmp.i, i32 %0, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %umax +} + +define float @fadd(ptr %a, i64 %n, float %start) { +; IF-EVL-LABEL: @fadd( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[START:%.*]], [[ENTRY]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[ADD]] = fadd reassoc float [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[ADD_LCSSA:%.*]] = phi float [ [[ADD]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret float [[ADD_LCSSA]] +; +; NO-VP-LABEL: @fadd( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[TMP6:%.*]] = insertelement shufflevector ( insertelement ( poison, float -0.000000e+00, i64 0), poison, zeroinitializer), float [[START:%.*]], i32 0 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP6]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP7]] +; NO-VP-NEXT: [[TMP9:%.*]] = getelementptr inbounds float, ptr [[TMP8]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP9]], align 4 +; NO-VP-NEXT: [[TMP10]] = fadd reassoc [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP20:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call reassoc float @llvm.vector.reduce.fadd.nxv4f32(float -0.000000e+00, [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[ADD]] = fadd reassoc float [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP21:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[ADD_LCSSA:%.*]] = phi float [ [[ADD]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[ADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %add, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %add = fadd reassoc float %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %add +} + +; not support fmul reduction for scalable vector +define float @fmul(ptr %a, i64 %n, float %start) { +; IF-EVL-LABEL: @fmul( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[START:%.*]], [[ENTRY]] ], [ [[MUL:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[MUL]] = fmul reassoc float [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MUL_LCSSA:%.*]] = phi float [ [[MUL]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret float [[MUL_LCSSA]] +; +; NO-VP-LABEL: @fmul( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], 16 +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 16 +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP0:%.*]] = insertelement <8 x float> , float [[START:%.*]], i32 0 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi <8 x float> [ [[TMP0]], [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI1:%.*]] = phi <8 x float> [ , [[VECTOR_PH]] ], [ [[TMP8:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 8 +; NO-VP-NEXT: [[TMP3:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP1]] +; NO-VP-NEXT: [[TMP4:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP2]] +; NO-VP-NEXT: [[TMP5:%.*]] = getelementptr inbounds float, ptr [[TMP3]], i32 0 +; NO-VP-NEXT: [[TMP6:%.*]] = getelementptr inbounds float, ptr [[TMP3]], i32 8 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load <8 x float>, ptr [[TMP5]], align 4 +; NO-VP-NEXT: [[WIDE_LOAD2:%.*]] = load <8 x float>, ptr [[TMP6]], align 4 +; NO-VP-NEXT: [[TMP7]] = fmul reassoc <8 x float> [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[TMP8]] = fmul reassoc <8 x float> [[WIDE_LOAD2]], [[VEC_PHI1]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16 +; NO-VP-NEXT: [[TMP9:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP9]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP22:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[BIN_RDX:%.*]] = fmul reassoc <8 x float> [[TMP8]], [[TMP7]] +; NO-VP-NEXT: [[TMP10:%.*]] = call reassoc float @llvm.vector.reduce.fmul.v8f32(float 1.000000e+00, <8 x float> [[BIN_RDX]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP10]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MUL:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP11:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[MUL]] = fmul reassoc float [[TMP11]], [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP23:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MUL_LCSSA:%.*]] = phi float [ [[MUL]], [[FOR_BODY]] ], [ [[TMP10]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MUL_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %mul, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %mul = fmul reassoc float %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %mul +} + +define float @fmin(ptr %a, i64 %n, float %start) #0 { +; IF-EVL-LABEL: @fmin( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[START:%.*]], [[ENTRY]] ], [ [[MIN:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP:%.*]] = fcmp fast olt float [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[MIN]] = select i1 [[CMP]], float [[TMP0]], float [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MIN_LCSSA:%.*]] = phi float [ [[MIN]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret float [[MIN_LCSSA]] +; +; NO-VP-LABEL: @fmin( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement poison, float [[START:%.*]], i64 0 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector [[MINMAX_IDENT_SPLATINSERT]], poison, zeroinitializer +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = fcmp fast olt [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[TMP10]] = select [[TMP9]], [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP24:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call fast float @llvm.vector.reduce.fmin.nxv4f32( [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MIN:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP:%.*]] = fcmp fast olt float [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[MIN]] = select i1 [[CMP]], float [[TMP13]], float [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP25:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MIN_LCSSA:%.*]] = phi float [ [[MIN]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MIN_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %min, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %cmp = fcmp fast olt float %0, %rdx + %min = select i1 %cmp, float %0, float %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %min +} + +define float @fmax(ptr %a, i64 %n, float %start) #0 { +; IF-EVL-LABEL: @fmax( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[START:%.*]], [[ENTRY]] ], [ [[MAX:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP:%.*]] = fcmp fast ogt float [[TMP0]], [[RDX]] +; IF-EVL-NEXT: [[MAX]] = select i1 [[CMP]], float [[TMP0]], float [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MAX_LCSSA:%.*]] = phi float [ [[MAX]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret float [[MAX_LCSSA]] +; +; NO-VP-LABEL: @fmax( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement poison, float [[START:%.*]], i64 0 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector [[MINMAX_IDENT_SPLATINSERT]], poison, zeroinitializer +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = fcmp fast ogt [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[TMP10]] = select [[TMP9]], [[WIDE_LOAD]], [[VEC_PHI]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP26:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call fast float @llvm.vector.reduce.fmax.nxv4f32( [[TMP10]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MAX:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP13:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP:%.*]] = fcmp fast ogt float [[TMP13]], [[RDX]] +; NO-VP-NEXT: [[MAX]] = select i1 [[CMP]], float [[TMP13]], float [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP27:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MAX_LCSSA:%.*]] = phi float [ [[MAX]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MAX_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %max, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %cmp = fcmp fast ogt float %0, %rdx + %max = select i1 %cmp, float %0, float %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %max +} + +define float @fminimum(ptr %a, i64 %n, float %start) { +; IF-EVL-LABEL: @fminimum( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[START:%.*]], [[ENTRY]] ], [ [[MIN:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[MIN]] = tail call float @llvm.minimum.f32(float [[RDX]], float [[TMP0]]) +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MIN_LCSSA:%.*]] = phi float [ [[MIN]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret float [[MIN_LCSSA]] +; +; NO-VP-LABEL: @fminimum( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], 16 +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 16 +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement <8 x float> poison, float [[START:%.*]], i64 0 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector <8 x float> [[MINMAX_IDENT_SPLATINSERT]], <8 x float> poison, <8 x i32> zeroinitializer +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi <8 x float> [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP6:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI1:%.*]] = phi <8 x float> [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 8 +; NO-VP-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP0]] +; NO-VP-NEXT: [[TMP3:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP1]] +; NO-VP-NEXT: [[TMP4:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 0 +; NO-VP-NEXT: [[TMP5:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 8 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load <8 x float>, ptr [[TMP4]], align 4 +; NO-VP-NEXT: [[WIDE_LOAD2:%.*]] = load <8 x float>, ptr [[TMP5]], align 4 +; NO-VP-NEXT: [[TMP6]] = call <8 x float> @llvm.minimum.v8f32(<8 x float> [[VEC_PHI]], <8 x float> [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP7]] = call <8 x float> @llvm.minimum.v8f32(<8 x float> [[VEC_PHI1]], <8 x float> [[WIDE_LOAD2]]) +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16 +; NO-VP-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP28:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[RDX_MINMAX:%.*]] = call <8 x float> @llvm.minimum.v8f32(<8 x float> [[TMP6]], <8 x float> [[TMP7]]) +; NO-VP-NEXT: [[TMP9:%.*]] = call float @llvm.vector.reduce.fminimum.v8f32(<8 x float> [[RDX_MINMAX]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP9]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MIN:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP10:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[MIN]] = tail call float @llvm.minimum.f32(float [[RDX]], float [[TMP10]]) +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP29:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MIN_LCSSA:%.*]] = phi float [ [[MIN]], [[FOR_BODY]] ], [ [[TMP9]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MIN_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %min, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %min = tail call float @llvm.minimum.f32(float %rdx, float %0) + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %min +} + +define float @fmaximum(ptr %a, i64 %n, float %start) { +; IF-EVL-LABEL: @fmaximum( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[START:%.*]], [[ENTRY]] ], [ [[MAX:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[MAX]] = tail call float @llvm.maximum.f32(float [[RDX]], float [[TMP0]]) +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MAX_LCSSA:%.*]] = phi float [ [[MAX]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret float [[MAX_LCSSA]] +; +; NO-VP-LABEL: @fmaximum( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], 16 +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 16 +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[MINMAX_IDENT_SPLATINSERT:%.*]] = insertelement <8 x float> poison, float [[START:%.*]], i64 0 +; NO-VP-NEXT: [[MINMAX_IDENT_SPLAT:%.*]] = shufflevector <8 x float> [[MINMAX_IDENT_SPLATINSERT]], <8 x float> poison, <8 x i32> zeroinitializer +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi <8 x float> [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP6:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI1:%.*]] = phi <8 x float> [ [[MINMAX_IDENT_SPLAT]], [[VECTOR_PH]] ], [ [[TMP7:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 8 +; NO-VP-NEXT: [[TMP2:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP0]] +; NO-VP-NEXT: [[TMP3:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[TMP1]] +; NO-VP-NEXT: [[TMP4:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 0 +; NO-VP-NEXT: [[TMP5:%.*]] = getelementptr inbounds float, ptr [[TMP2]], i32 8 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load <8 x float>, ptr [[TMP4]], align 4 +; NO-VP-NEXT: [[WIDE_LOAD2:%.*]] = load <8 x float>, ptr [[TMP5]], align 4 +; NO-VP-NEXT: [[TMP6]] = call <8 x float> @llvm.maximum.v8f32(<8 x float> [[VEC_PHI]], <8 x float> [[WIDE_LOAD]]) +; NO-VP-NEXT: [[TMP7]] = call <8 x float> @llvm.maximum.v8f32(<8 x float> [[VEC_PHI1]], <8 x float> [[WIDE_LOAD2]]) +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16 +; NO-VP-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP30:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[RDX_MINMAX:%.*]] = call <8 x float> @llvm.maximum.v8f32(<8 x float> [[TMP6]], <8 x float> [[TMP7]]) +; NO-VP-NEXT: [[TMP9:%.*]] = call float @llvm.vector.reduce.fmaximum.v8f32(<8 x float> [[RDX_MINMAX]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP9]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MAX:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP10:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[MAX]] = tail call float @llvm.maximum.f32(float [[RDX]], float [[TMP10]]) +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP31:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MAX_LCSSA:%.*]] = phi float [ [[MAX]], [[FOR_BODY]] ], [ [[TMP9]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MAX_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %max, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %max = tail call float @llvm.maximum.f32(float %rdx, float %0) + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %max +} + +define float @fmuladd(ptr %a, ptr %b, i64 %n, float %start) { +; IF-EVL-LABEL: @fmuladd( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi float [ [[START:%.*]], [[ENTRY]] ], [ [[MULADD:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds float, ptr [[B:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP1:%.*]] = load float, ptr [[ARRAYIDX2]], align 4 +; IF-EVL-NEXT: [[MULADD]] = tail call reassoc float @llvm.fmuladd.f32(float [[TMP0]], float [[TMP1]], float [[RDX]]) +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[MULADD_LCSSA:%.*]] = phi float [ [[MULADD]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret float [[MULADD_LCSSA]] +; +; NO-VP-LABEL: @fmuladd( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: [[TMP6:%.*]] = insertelement shufflevector ( insertelement ( poison, float -0.000000e+00, i64 0), poison, zeroinitializer), float [[START:%.*]], i32 0 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ [[TMP6]], [[VECTOR_PH]] ], [ [[TMP12:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[A:%.*]], i64 [[TMP7]] +; NO-VP-NEXT: [[TMP9:%.*]] = getelementptr inbounds float, ptr [[TMP8]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP9]], align 4 +; NO-VP-NEXT: [[TMP10:%.*]] = getelementptr inbounds float, ptr [[B:%.*]], i64 [[TMP7]] +; NO-VP-NEXT: [[TMP11:%.*]] = getelementptr inbounds float, ptr [[TMP10]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD1:%.*]] = load , ptr [[TMP11]], align 4 +; NO-VP-NEXT: [[TMP12]] = call reassoc @llvm.fmuladd.nxv4f32( [[WIDE_LOAD]], [[WIDE_LOAD1]], [[VEC_PHI]]) +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP13]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP32:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP14:%.*]] = call reassoc float @llvm.vector.reduce.fadd.nxv4f32(float -0.000000e+00, [[TMP12]]) +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi float [ [[TMP14]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi float [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[MULADD:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP15:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds float, ptr [[B]], i64 [[IV]] +; NO-VP-NEXT: [[TMP16:%.*]] = load float, ptr [[ARRAYIDX2]], align 4 +; NO-VP-NEXT: [[MULADD]] = tail call reassoc float @llvm.fmuladd.f32(float [[TMP15]], float [[TMP16]], float [[RDX]]) +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP33:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[MULADD_LCSSA:%.*]] = phi float [ [[MULADD]], [[FOR_BODY]] ], [ [[TMP14]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret float [[MULADD_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi float [ %start, %entry ], [ %muladd, %for.body ] + %arrayidx = getelementptr inbounds float, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %arrayidx2 = getelementptr inbounds float, ptr %b, i64 %iv + %1 = load float, ptr %arrayidx2, align 4 + %muladd = tail call reassoc float @llvm.fmuladd.f32(float %0, float %1, float %rdx) + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret float %muladd +} + +define i32 @anyof_icmp(ptr %a, i64 %n, i32 %start, i32 %inv) { +; IF-EVL-LABEL: @anyof_icmp( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[ANYOF:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP0]], 3 +; IF-EVL-NEXT: [[ANYOF]] = select i1 [[CMP_I]], i32 [[INV:%.*]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[ANYOF_LCSSA:%.*]] = phi i32 [ [[ANYOF]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[ANYOF_LCSSA]] +; +; NO-VP-LABEL: @anyof_icmp( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = icmp slt [[WIDE_LOAD]], shufflevector ( insertelement ( poison, i32 3, i64 0), poison, zeroinitializer) +; NO-VP-NEXT: [[TMP10]] = or [[VEC_PHI]], [[TMP9]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP34:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i1 @llvm.vector.reduce.or.nxv4i1( [[TMP10]]) +; NO-VP-NEXT: [[TMP13:%.*]] = freeze i1 [[TMP12]] +; NO-VP-NEXT: [[RDX_SELECT:%.*]] = select i1 [[TMP13]], i32 [[INV:%.*]], i32 [[START:%.*]] +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_SELECT]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ANYOF:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP14:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[TMP14]], 3 +; NO-VP-NEXT: [[ANYOF]] = select i1 [[CMP_I]], i32 [[INV]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP35:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[ANYOF_LCSSA:%.*]] = phi i32 [ [[ANYOF]], [[FOR_BODY]] ], [ [[RDX_SELECT]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[ANYOF_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %anyof, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %cmp.i = icmp slt i32 %0, 3 + %anyof = select i1 %cmp.i, i32 %inv, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %anyof +} + +define i32 @anyof_fcmp(ptr %a, i64 %n, i32 %start, i32 %inv) { +; IF-EVL-LABEL: @anyof_fcmp( +; IF-EVL-NEXT: entry: +; IF-EVL-NEXT: br label [[FOR_BODY:%.*]] +; IF-EVL: for.body: +; IF-EVL-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[RDX:%.*]] = phi i32 [ [[START:%.*]], [[ENTRY]] ], [ [[ANYOF:%.*]], [[FOR_BODY]] ] +; IF-EVL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[IV]] +; IF-EVL-NEXT: [[TMP0:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; IF-EVL-NEXT: [[CMP_I:%.*]] = fcmp fast olt float [[TMP0]], 3.000000e+00 +; IF-EVL-NEXT: [[ANYOF]] = select i1 [[CMP_I]], i32 [[INV:%.*]], i32 [[RDX]] +; IF-EVL-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; IF-EVL-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N:%.*]] +; IF-EVL-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0]] +; IF-EVL: for.end: +; IF-EVL-NEXT: [[ANYOF_LCSSA:%.*]] = phi i32 [ [[ANYOF]], [[FOR_BODY]] ] +; IF-EVL-NEXT: ret i32 [[ANYOF_LCSSA]] +; +; NO-VP-LABEL: @anyof_fcmp( +; NO-VP-NEXT: entry: +; NO-VP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4 +; NO-VP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N:%.*]], [[TMP1]] +; NO-VP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]] +; NO-VP: vector.ph: +; NO-VP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4 +; NO-VP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]] +; NO-VP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] +; NO-VP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64() +; NO-VP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4 +; NO-VP-NEXT: br label [[VECTOR_BODY:%.*]] +; NO-VP: vector.body: +; NO-VP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[VEC_PHI:%.*]] = phi [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP10:%.*]], [[VECTOR_BODY]] ] +; NO-VP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0 +; NO-VP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A:%.*]], i64 [[TMP6]] +; NO-VP-NEXT: [[TMP8:%.*]] = getelementptr inbounds float, ptr [[TMP7]], i32 0 +; NO-VP-NEXT: [[WIDE_LOAD:%.*]] = load , ptr [[TMP8]], align 4 +; NO-VP-NEXT: [[TMP9:%.*]] = fcmp fast olt [[WIDE_LOAD]], shufflevector ( insertelement ( poison, float 3.000000e+00, i64 0), poison, zeroinitializer) +; NO-VP-NEXT: [[TMP10]] = or [[VEC_PHI]], [[TMP9]] +; NO-VP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]] +; NO-VP-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP36:![0-9]+]] +; NO-VP: middle.block: +; NO-VP-NEXT: [[TMP12:%.*]] = call i1 @llvm.vector.reduce.or.nxv4i1( [[TMP10]]) +; NO-VP-NEXT: [[TMP13:%.*]] = freeze i1 [[TMP12]] +; NO-VP-NEXT: [[RDX_SELECT:%.*]] = select i1 [[TMP13]], i32 [[INV:%.*]], i32 [[START:%.*]] +; NO-VP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] +; NO-VP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]] +; NO-VP: scalar.ph: +; NO-VP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ] +; NO-VP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[RDX_SELECT]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ] +; NO-VP-NEXT: br label [[FOR_BODY:%.*]] +; NO-VP: for.body: +; NO-VP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ANYOF:%.*]], [[FOR_BODY]] ] +; NO-VP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]] +; NO-VP-NEXT: [[TMP14:%.*]] = load float, ptr [[ARRAYIDX]], align 4 +; NO-VP-NEXT: [[CMP_I:%.*]] = fcmp fast olt float [[TMP14]], 3.000000e+00 +; NO-VP-NEXT: [[ANYOF]] = select i1 [[CMP_I]], i32 [[INV]], i32 [[RDX]] +; NO-VP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1 +; NO-VP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] +; NO-VP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP37:![0-9]+]] +; NO-VP: for.end: +; NO-VP-NEXT: [[ANYOF_LCSSA:%.*]] = phi i32 [ [[ANYOF]], [[FOR_BODY]] ], [ [[RDX_SELECT]], [[MIDDLE_BLOCK]] ] +; NO-VP-NEXT: ret i32 [[ANYOF_LCSSA]] +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %anyof, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load float, ptr %arrayidx, align 4 + %cmp.i = fcmp fast olt float %0, 3.0 + %anyof = select i1 %cmp.i, i32 %inv, i32 %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %anyof +} + +declare float @llvm.minimum.f32(float, float) +declare float @llvm.maximum.f32(float, float) +declare float @llvm.fmuladd.f32(float, float, float) + +attributes #0 = { "no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" } + +!0 = distinct !{!0, !1} +!1 = !{!"llvm.loop.vectorize.enable", i1 true} diff --git a/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-reduction.ll b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-reduction.ll new file mode 100644 index 0000000000000..16db6cf828af8 --- /dev/null +++ b/llvm/test/Transforms/LoopVectorize/RISCV/vplan-vp-intrinsics-reduction.ll @@ -0,0 +1,166 @@ +; REQUIRES: asserts + +; RUN: opt -passes=loop-vectorize -debug-only=loop-vectorize \ +; RUN: -force-tail-folding-style=data-with-evl \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v -riscv-v-vector-bits-max=128 -disable-output < %s 2>&1 | FileCheck --check-prefixes=IF-EVL-OUTLOOP %s + +; RUN: opt -passes=loop-vectorize -debug-only=loop-vectorize \ +; RUN: -prefer-inloop-reductions \ +; RUN: -force-tail-folding-style=data-with-evl \ +; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \ +; RUN: -mtriple=riscv64 -mattr=+v -riscv-v-vector-bits-max=128 -disable-output < %s 2>&1 | FileCheck --check-prefixes=IF-EVL-INLOOP %s + +; RUN: opt -passes=loop-vectorize -debug-only=loop-vectorize \ +; RUN: -force-tail-folding-style=none \ +; RUN: -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue \ +; RUN: -mtriple=riscv64 -mattr=+v -riscv-v-vector-bits-max=128 -disable-output < %s 2>&1 | FileCheck --check-prefixes=NO-VP-OUTLOOP %s + +; RUN: opt -passes=loop-vectorize -debug-only=loop-vectorize \ +; RUN: -prefer-inloop-reductions \ +; RUN: -force-tail-folding-style=none \ +; RUN: -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue \ +; RUN: -mtriple=riscv64 -mattr=+v -riscv-v-vector-bits-max=128 -disable-output < %s 2>&1 | FileCheck --check-prefixes=NO-VP-INLOOP %s + + +define i32 @reduction(ptr %a, i64 %n, i32 %start) { +; IF-EVL-OUTLOOP-NOT: VPlan 'Initial VPlan for VF={vscale x 1,vscale x 2,vscale x 4},UF={1}' { + +; IF-EVL-INLOOP: VPlan 'Initial VPlan for VF={vscale x 1,vscale x 2,vscale x 4},UF={1}' { +; IF-EVL-INLOOP-NEXT: Live-in vp<[[VFUF:%[0-9]+]]> = VF * UF +; IF-EVL-INLOOP-NEXT: Live-in vp<[[VTC:%[0-9]+]]> = vector-trip-count +; IF-EVL-INLOOP-NEXT: Live-in ir<%n> = original trip-count +; IF-EVL-INLOOP-EMPTY: +; IF-EVL-INLOOP: vector.ph: +; IF-EVL-INLOOP-NEXT: Successor(s): vector loop +; IF-EVL-INLOOP-EMPTY: +; IF-EVL-INLOOP-NEXT: vector loop: { +; IF-EVL-INLOOP-NEXT: vector.body: +; IF-EVL-INLOOP-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION +; IF-EVL-INLOOP-NEXT: EXPLICIT-VECTOR-LENGTH-BASED-IV-PHI vp<[[EVL_PHI:%[0-9]+]]> = phi ir<0>, vp<[[IV_NEXT:%[0-9]+]]> +; IF-EVL-INLOOP-NEXT: WIDEN-REDUCTION-PHI ir<[[RDX_PHI:%.+]]> = phi ir<%start>, ir<[[RDX_NEXT:%.+]]> +; IF-EVL-INLOOP-NEXT: EMIT vp<[[EVL:%.+]]> = EXPLICIT-VECTOR-LENGTH vp<[[EVL_PHI]]>, ir<%n> +; IF-EVL-INLOOP-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[EVL_PHI]]>, ir<1> +; IF-EVL-INLOOP-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%a>, vp<[[ST]]> +; IF-EVL-INLOOP-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]> +; IF-EVL-INLOOP-NEXT: WIDEN ir<[[LD1:%.+]]> = vp.load vp<[[PTR1]]>, vp<[[EVL]]> +; IF-EVL-INLOOP-NEXT: REDUCE ir<[[ADD:%.+]]> = ir<[[RDX_PHI]]> + vp.reduce.add (ir<[[LD1]]>, vp<[[EVL]]>) +; IF-EVL-INLOOP-NEXT: SCALAR-CAST vp<[[CAST:%[0-9]+]]> = zext vp<[[EVL]]> to i64 +; IF-EVL-INLOOP-NEXT: EMIT vp<[[IV_NEXT]]> = add vp<[[CAST]]>, vp<[[EVL_PHI]]> +; IF-EVL-INLOOP-NEXT: EMIT vp<[[IV_NEXT_EXIT:%[0-9]+]]> = add vp<[[IV]]>, vp<[[VFUF]]> +; IF-EVL-INLOOP-NEXT: EMIT branch-on-count vp<[[IV_NEXT_EXIT]]>, vp<[[VTC]]> +; IF-EVL-INLOOP-NEXT: No successors +; IF-EVL-INLOOP-NEXT: } +; IF-EVL-INLOOP-NEXT: Successor(s): middle.block +; IF-EVL-INLOOP-EMPTY: +; IF-EVL-INLOOP-NEXT: middle.block: +; IF-EVL-INLOOP-NEXT: EMIT vp<[[RDX:%.+]]> = compute-reduction-result ir<[[RDX_PHI]]>, ir<[[ADD]]> +; IF-EVL-INLOOP-NEXT: EMIT branch-on-cond ir +; IF-EVL-INLOOP-NEXT: Successor(s): ir-bb, scalar.ph +; IF-EVL-INLOOP-EMPTY: +; IF-EVL-INLOOP-NEXT: ir-bb: +; IF-EVL-INLOOP-NEXT: No successors +; IF-EVL-INLOOP-EMPTY: +; IF-EVL-INLOOP-NEXT: scalar.ph: +; IF-EVL-INLOOP-NEXT: No successors +; IF-EVL-INLOOP-EMPTY: +; IF-EVL-INLOOP-NEXT: Live-out i32 %add.lcssa = vp<[[RDX]]> +; IF-EVL-INLOOP-NEXT: } +; + +; NO-VP-OUTLOOP: VPlan 'Initial VPlan for VF={vscale x 1,vscale x 2,vscale x 4},UF>=1' { +; NO-VP-OUTLOOP-NEXT: Live-in vp<[[VFUF:%[0-9]+]]> = VF * UF +; NO-VP-OUTLOOP-NEXT: Live-in vp<[[VTC:%[0-9]+]]> = vector-trip-count +; NO-VP-OUTLOOP-NEXT: Live-in ir<%n> = original trip-count +; NO-VP-OUTLOOP-EMPTY: +; NO-VP-OUTLOOP: vector.ph: +; NO-VP-OUTLOOP-NEXT: Successor(s): vector loop +; NO-VP-OUTLOOP-EMPTY: +; NO-VP-OUTLOOP-NEXT: vector loop: { +; NO-VP-OUTLOOP-NEXT: vector.body: +; NO-VP-OUTLOOP-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION +; NO-VP-OUTLOOP-NEXT: WIDEN-REDUCTION-PHI ir<[[RDX_PHI:%.+]]> = phi ir<%start>, ir<[[RDX_NEXT:%.+]]> +; NO-VP-OUTLOOP-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[IV]]>, ir<1> +; NO-VP-OUTLOOP-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%a>, vp<[[ST]]> +; NO-VP-OUTLOOP-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]> +; NO-VP-OUTLOOP-NEXT: WIDEN ir<[[LD1:%.+]]> = load vp<[[PTR1]]> +; NO-VP-OUTLOOP-NEXT: WIDEN ir<[[ADD:%.+]]> = add ir<[[LD1]]>, ir<[[RDX_PHI]]> +; NO-VP-OUTLOOP-NEXT: EMIT vp<[[IV_NEXT_EXIT:%[0-9]+]]> = add nuw vp<[[IV]]>, vp<[[VFUF]]> +; NO-VP-OUTLOOP-NEXT: EMIT branch-on-count vp<[[IV_NEXT_EXIT]]>, vp<[[VTC]]> +; NO-VP-OUTLOOP-NEXT: No successors +; NO-VP-OUTLOOP-NEXT: } +; NO-VP-OUTLOOP-NEXT: Successor(s): middle.block +; NO-VP-OUTLOOP-EMPTY: +; NO-VP-OUTLOOP-NEXT: middle.block: +; NO-VP-OUTLOOP-NEXT: EMIT vp<[[RDX:%.+]]> = compute-reduction-result ir<[[RDX_PHI]]>, ir<[[ADD]]> +; NO-VP-OUTLOOP-NEXT: EMIT vp<[[BOC:%.+]]> = icmp eq ir<%n>, vp<[[VTC]]> +; NO-VP-OUTLOOP-NEXT: EMIT branch-on-cond vp<[[BOC]]> +; NO-VP-OUTLOOP-NEXT: Successor(s): ir-bb, scalar.ph +; NO-VP-OUTLOOP-EMPTY: +; NO-VP-OUTLOOP-NEXT: ir-bb: +; NO-VP-OUTLOOP-NEXT: No successors +; NO-VP-OUTLOOP-EMPTY: +; NO-VP-OUTLOOP-NEXT: scalar.ph: +; NO-VP-OUTLOOP-NEXT: No successors +; NO-VP-OUTLOOP-EMPTY: +; NO-VP-OUTLOOP-NEXT: Live-out i32 %add.lcssa = vp<[[RDX]]> +; NO-VP-OUTLOOP-NEXT: } +; + +; NO-VP-INLOOP: VPlan 'Initial VPlan for VF={vscale x 1,vscale x 2,vscale x 4},UF>=1' { +; NO-VP-INLOOP-NEXT: Live-in vp<[[VFUF:%[0-9]+]]> = VF * UF +; NO-VP-INLOOP-NEXT: Live-in vp<[[VTC:%[0-9]+]]> = vector-trip-count +; NO-VP-INLOOP-NEXT: Live-in ir<%n> = original trip-count +; NO-VP-INLOOP-EMPTY: +; NO-VP-INLOOP: vector.ph: +; NO-VP-INLOOP-NEXT: Successor(s): vector loop +; NO-VP-INLOOP-EMPTY: +; NO-VP-INLOOP-NEXT: vector loop: { +; NO-VP-INLOOP-NEXT: vector.body: +; NO-VP-INLOOP-NEXT: EMIT vp<[[IV:%[0-9]+]]> = CANONICAL-INDUCTION +; NO-VP-INLOOP-NEXT: WIDEN-REDUCTION-PHI ir<[[RDX_PHI:%.+]]> = phi ir<%start>, ir<[[RDX_NEXT:%.+]]> +; NO-VP-INLOOP-NEXT: vp<[[ST:%[0-9]+]]> = SCALAR-STEPS vp<[[IV]]>, ir<1> +; NO-VP-INLOOP-NEXT: CLONE ir<[[GEP1:%.+]]> = getelementptr inbounds ir<%a>, vp<[[ST]]> +; NO-VP-INLOOP-NEXT: vp<[[PTR1:%[0-9]+]]> = vector-pointer ir<[[GEP1]]> +; NO-VP-INLOOP-NEXT: WIDEN ir<[[LD1:%.+]]> = load vp<[[PTR1]]> +; NO-VP-INLOOP-NEXT: REDUCE ir<[[ADD:%.+]]> = ir<[[RDX_PHI]]> + reduce.add (ir<[[LD1]]>) +; NO-VP-INLOOP-NEXT: EMIT vp<[[IV_NEXT_EXIT:%[0-9]+]]> = add nuw vp<[[IV]]>, vp<[[VFUF]]> +; NO-VP-INLOOP-NEXT: EMIT branch-on-count vp<[[IV_NEXT_EXIT]]>, vp<[[VTC]]> +; NO-VP-INLOOP-NEXT: No successors +; NO-VP-INLOOP-NEXT: } +; NO-VP-INLOOP-NEXT: Successor(s): middle.block +; NO-VP-INLOOP-EMPTY: +; NO-VP-INLOOP-NEXT: middle.block: +; NO-VP-INLOOP-NEXT: EMIT vp<[[RDX:%.+]]> = compute-reduction-result ir<[[RDX_PHI]]>, ir<[[ADD]]> +; NO-VP-INLOOP-NEXT: EMIT vp<[[BOC:%.+]]> = icmp eq ir<%n>, vp<[[VTC]]> +; NO-VP-INLOOP-NEXT: EMIT branch-on-cond vp<[[BOC]]> +; NO-VP-INLOOP-NEXT: Successor(s): ir-bb, scalar.ph +; NO-VP-INLOOP-EMPTY: +; NO-VP-INLOOP-NEXT: ir-bb: +; NO-VP-INLOOP-NEXT: No successors +; NO-VP-INLOOP-EMPTY: +; NO-VP-INLOOP-NEXT: scalar.ph: +; NO-VP-INLOOP-NEXT: No successors +; NO-VP-INLOOP-EMPTY: +; NO-VP-INLOOP-NEXT: Live-out i32 %add.lcssa = vp<[[RDX]]> +; NO-VP-INLOOP-NEXT: } +; +entry: + br label %for.body + +for.body: + %iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ] + %rdx = phi i32 [ %start, %entry ], [ %add, %for.body ] + %arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv + %0 = load i32, ptr %arrayidx, align 4 + %add = add nsw i32 %0, %rdx + %iv.next = add nuw nsw i64 %iv, 1 + %exitcond.not = icmp eq i64 %iv.next, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: + ret i32 %add +} + +!0 = distinct !{!0, !1} +!1 = !{!"llvm.loop.vectorize.enable", i1 true} diff --git a/llvm/unittests/Transforms/Vectorize/VPlanTest.cpp b/llvm/unittests/Transforms/Vectorize/VPlanTest.cpp index 4022c343d63ef..d9d6789134d88 100644 --- a/llvm/unittests/Transforms/Vectorize/VPlanTest.cpp +++ b/llvm/unittests/Transforms/Vectorize/VPlanTest.cpp @@ -1133,6 +1133,20 @@ TEST(VPRecipeTest, MayHaveSideEffectsAndMayReadWriteMemory) { EXPECT_FALSE(Recipe.mayReadOrWriteMemory()); } + { + VPValue ChainOp; + VPValue VecOp; + VPValue CondOp; + VPReductionRecipe Recipe(RecurrenceDescriptor(), nullptr, &ChainOp, &CondOp, + &VecOp, false); + VPValue EVL; + VPReductionEVLRecipe EVLRecipe(&Recipe, &EVL, &CondOp); + EXPECT_FALSE(EVLRecipe.mayHaveSideEffects()); + EXPECT_FALSE(EVLRecipe.mayReadFromMemory()); + EXPECT_FALSE(EVLRecipe.mayWriteToMemory()); + EXPECT_FALSE(EVLRecipe.mayReadOrWriteMemory()); + } + { auto *Load = new LoadInst(Int32, PoisonValue::get(Int32Ptr), "", false, Align(1)); @@ -1472,6 +1486,21 @@ TEST(VPRecipeTest, CastVPReductionRecipeToVPUser) { EXPECT_TRUE(isa(BaseR)); } +TEST(VPRecipeTest, CastVPReductionEVLRecipeToVPUser) { + LLVMContext C; + + VPValue ChainOp; + VPValue VecOp; + VPValue CondOp; + VPReductionRecipe Recipe(RecurrenceDescriptor(), nullptr, &ChainOp, &CondOp, + &VecOp, false); + VPValue EVL; + VPReductionEVLRecipe EVLRecipe(&Recipe, &EVL, &CondOp); + EXPECT_TRUE(isa(&EVLRecipe)); + VPRecipeBase *BaseR = &EVLRecipe; + EXPECT_TRUE(isa(BaseR)); +} + struct VPDoubleValueDef : public VPRecipeBase { VPDoubleValueDef(ArrayRef Operands) : VPRecipeBase(99, Operands) { new VPValue(nullptr, this);