#include "Target/RISCV/RISCVTargetTransformInfo.h"

Inheritance diagram for llvm::RISCVTTIImpl:

[legend]

Public Types
enum	RISCVRegisterClass { GPRRC , FPRRC , VRRC }

Public Member Functions
	RISCVTTIImpl (const RISCVTargetMachine *TM, const Function &F)

InstructionCost	getStoreImmCost (Type *VecTy, TTI::OperandValueInfo OpInfo, TTI::TargetCostKind CostKind)
	Return the cost of materializing an immediate for a value operand of a store instruction.

InstructionCost	getIntImmCost (const APInt &Imm, Type *Ty, TTI::TargetCostKind CostKind)

InstructionCost	getIntImmCostInst (unsigned Opcode, unsigned Idx, const APInt &Imm, Type Ty, TTI::TargetCostKind CostKind, Instruction Inst=nullptr)

InstructionCost	getIntImmCostIntrin (Intrinsic::ID IID, unsigned Idx, const APInt &Imm, Type *Ty, TTI::TargetCostKind CostKind)

TargetTransformInfo::PopcntSupportKind	getPopcntSupport (unsigned TyWidth)

bool	shouldExpandReduction (const IntrinsicInst *II) const

bool	supportsScalableVectors () const

bool	enableOrderedReductions () const

bool	enableScalableVectorization () const

TailFoldingStyle	getPreferredTailFoldingStyle (bool IVUpdateMayOverflow) const

std::optional< unsigned >	getMaxVScale () const

std::optional< unsigned >	getVScaleForTuning () const

TypeSize	getRegisterBitWidth (TargetTransformInfo::RegisterKind K) const

unsigned	getRegUsageForType (Type *Ty)

unsigned	getMaximumVF (unsigned ElemWidth, unsigned Opcode) const

bool	preferEpilogueVectorization () const

InstructionCost	getMaskedMemoryOpCost (unsigned Opcode, Type *Src, Align Alignment, unsigned AddressSpace, TTI::TargetCostKind CostKind)

InstructionCost	getPointersChainCost (ArrayRef< const Value * > Ptrs, const Value Base, const TTI::PointersChainInfo &Info, Type AccessTy, TTI::TargetCostKind CostKind)

void	getUnrollingPreferences (Loop L, ScalarEvolution &SE, TTI::UnrollingPreferences &UP, OptimizationRemarkEmitter ORE)

void	getPeelingPreferences (Loop *L, ScalarEvolution &SE, TTI::PeelingPreferences &PP)

unsigned	getMinVectorRegisterBitWidth () const

InstructionCost	getShuffleCost (TTI::ShuffleKind Kind, VectorType Tp, ArrayRef< int > Mask, TTI::TargetCostKind CostKind, int Index, VectorType SubTp, ArrayRef< const Value * > Args=std::nullopt)

InstructionCost	getIntrinsicInstrCost (const IntrinsicCostAttributes &ICA, TTI::TargetCostKind CostKind)

InstructionCost	getInterleavedMemoryOpCost (unsigned Opcode, Type *VecTy, unsigned Factor, ArrayRef< unsigned > Indices, Align Alignment, unsigned AddressSpace, TTI::TargetCostKind CostKind, bool UseMaskForCond=false, bool UseMaskForGaps=false)

InstructionCost	getGatherScatterOpCost (unsigned Opcode, Type DataTy, const Value Ptr, bool VariableMask, Align Alignment, TTI::TargetCostKind CostKind, const Instruction *I)

InstructionCost	getCastInstrCost (unsigned Opcode, Type Dst, Type Src, TTI::CastContextHint CCH, TTI::TargetCostKind CostKind, const Instruction *I=nullptr)

InstructionCost	getMinMaxReductionCost (Intrinsic::ID IID, VectorType *Ty, FastMathFlags FMF, TTI::TargetCostKind CostKind)

InstructionCost	getArithmeticReductionCost (unsigned Opcode, VectorType *Ty, std::optional< FastMathFlags > FMF, TTI::TargetCostKind CostKind)

InstructionCost	getExtendedReductionCost (unsigned Opcode, bool IsUnsigned, Type ResTy, VectorType ValTy, FastMathFlags FMF, TTI::TargetCostKind CostKind)

InstructionCost	getMemoryOpCost (unsigned Opcode, Type Src, MaybeAlign Alignment, unsigned AddressSpace, TTI::TargetCostKind CostKind, TTI::OperandValueInfo OpdInfo={TTI::OK_AnyValue, TTI::OP_None}, const Instruction I=nullptr)

InstructionCost	getCmpSelInstrCost (unsigned Opcode, Type ValTy, Type CondTy, CmpInst::Predicate VecPred, TTI::TargetCostKind CostKind, const Instruction *I=nullptr)

InstructionCost	getCFInstrCost (unsigned Opcode, TTI::TargetCostKind CostKind, const Instruction *I=nullptr)

InstructionCost	getVectorInstrCost (unsigned Opcode, Type Val, TTI::TargetCostKind CostKind, unsigned Index, Value Op0, Value *Op1)

InstructionCost	getArithmeticInstrCost (unsigned Opcode, Type Ty, TTI::TargetCostKind CostKind, TTI::OperandValueInfo Op1Info={TTI::OK_AnyValue, TTI::OP_None}, TTI::OperandValueInfo Op2Info={TTI::OK_AnyValue, TTI::OP_None}, ArrayRef< const Value > Args=ArrayRef< const Value * >(), const Instruction *CxtI=nullptr)

bool	isElementTypeLegalForScalableVector (Type *Ty) const

bool	isLegalMaskedLoadStore (Type *DataType, Align Alignment)

bool	isLegalMaskedLoad (Type *DataType, Align Alignment)

bool	isLegalMaskedStore (Type *DataType, Align Alignment)

bool	isLegalMaskedGatherScatter (Type *DataType, Align Alignment)

bool	isLegalMaskedGather (Type *DataType, Align Alignment)

bool	isLegalMaskedScatter (Type *DataType, Align Alignment)

bool	forceScalarizeMaskedGather (VectorType *VTy, Align Alignment)

bool	forceScalarizeMaskedScatter (VectorType *VTy, Align Alignment)

bool	isVScaleKnownToBeAPowerOfTwo () const

TargetTransformInfo::VPLegalization	getVPLegalizationStrategy (const VPIntrinsic &PI) const

bool	isLegalToVectorizeReduction (const RecurrenceDescriptor &RdxDesc, ElementCount VF) const

unsigned	getMaxInterleaveFactor (ElementCount VF)

bool	enableInterleavedAccessVectorization ()

unsigned	getNumberOfRegisters (unsigned ClassID) const

unsigned	getRegisterClassForType (bool Vector, Type *Ty=nullptr) const

const char *	getRegisterClassName (unsigned ClassID) const

bool	isLSRCostLess (const TargetTransformInfo::LSRCost &C1, const TargetTransformInfo::LSRCost &C2)

bool	shouldFoldTerminatingConditionAfterLSR () const

Public Member Functions inherited from llvm::BasicTTIImplBase< RISCVTTIImpl >
bool	allowsMisalignedMemoryAccesses (LLVMContext &Context, unsigned BitWidth, unsigned AddressSpace, Align Alignment, unsigned *Fast) const

bool	hasBranchDivergence (const Function *F=nullptr)

bool	isSourceOfDivergence (const Value *V)

bool	isAlwaysUniform (const Value *V)

bool	isValidAddrSpaceCast (unsigned FromAS, unsigned ToAS) const

bool	addrspacesMayAlias (unsigned AS0, unsigned AS1) const

unsigned	getFlatAddressSpace ()

bool	collectFlatAddressOperands (SmallVectorImpl< int > &OpIndexes, Intrinsic::ID IID) const

bool	isNoopAddrSpaceCast (unsigned FromAS, unsigned ToAS) const

unsigned	getAssumedAddrSpace (const Value *V) const

bool	isSingleThreaded () const

std::pair< const Value *, unsigned >	getPredicatedAddrSpace (const Value *V) const

Value *	rewriteIntrinsicWithAddressSpace (IntrinsicInst II, Value OldV, Value *NewV) const

bool	isLegalAddImmediate (int64_t imm)

bool	isLegalICmpImmediate (int64_t imm)

bool	isLegalAddressingMode (Type Ty, GlobalValue BaseGV, int64_t BaseOffset, bool HasBaseReg, int64_t Scale, unsigned AddrSpace, Instruction *I=nullptr)

int64_t	getPreferredLargeGEPBaseOffset (int64_t MinOffset, int64_t MaxOffset)

unsigned	getStoreMinimumVF (unsigned VF, Type ScalarMemTy, Type ScalarValTy) const

bool	isIndexedLoadLegal (TTI::MemIndexedMode M, Type *Ty, const DataLayout &DL) const

bool	isIndexedStoreLegal (TTI::MemIndexedMode M, Type *Ty, const DataLayout &DL) const

bool	isLSRCostLess (TTI::LSRCost C1, TTI::LSRCost C2)

bool	isNumRegsMajorCostOfLSR ()

bool	shouldFoldTerminatingConditionAfterLSR () const

bool	isProfitableLSRChainElement (Instruction *I)

InstructionCost	getScalingFactorCost (Type Ty, GlobalValue BaseGV, int64_t BaseOffset, bool HasBaseReg, int64_t Scale, unsigned AddrSpace)

bool	isTruncateFree (Type Ty1, Type Ty2)

bool	isProfitableToHoist (Instruction *I)

bool	useAA () const

bool	isTypeLegal (Type *Ty)

unsigned	getRegUsageForType (Type *Ty)

InstructionCost	getGEPCost (Type PointeeType, const Value Ptr, ArrayRef< const Value * > Operands, Type *AccessType, TTI::TargetCostKind CostKind)

unsigned	getEstimatedNumberOfCaseClusters (const SwitchInst &SI, unsigned &JumpTableSize, ProfileSummaryInfo PSI, BlockFrequencyInfo BFI)

bool	shouldBuildLookupTables ()

bool	shouldBuildRelLookupTables () const

bool	haveFastSqrt (Type *Ty)

bool	isFCmpOrdCheaperThanFCmpZero (Type *Ty)

InstructionCost	getFPOpCost (Type *Ty)

unsigned	getInliningThresholdMultiplier () const

unsigned	adjustInliningThreshold (const CallBase *CB)

unsigned	getCallerAllocaCost (const CallBase CB, const AllocaInst AI) const

int	getInlinerVectorBonusPercent () const

void	getUnrollingPreferences (Loop L, ScalarEvolution &SE, TTI::UnrollingPreferences &UP, OptimizationRemarkEmitter ORE)

void	getPeelingPreferences (Loop *L, ScalarEvolution &SE, TTI::PeelingPreferences &PP)

bool	isHardwareLoopProfitable (Loop L, ScalarEvolution &SE, AssumptionCache &AC, TargetLibraryInfo LibInfo, HardwareLoopInfo &HWLoopInfo)

bool	preferPredicateOverEpilogue (TailFoldingInfo *TFI)

TailFoldingStyle	getPreferredTailFoldingStyle (bool IVUpdateMayOverflow=true)

std::optional< Instruction * >	instCombineIntrinsic (InstCombiner &IC, IntrinsicInst &II)

std::optional< Value * >	simplifyDemandedUseBitsIntrinsic (InstCombiner &IC, IntrinsicInst &II, APInt DemandedMask, KnownBits &Known, bool &KnownBitsComputed)

std::optional< Value * >	simplifyDemandedVectorEltsIntrinsic (InstCombiner &IC, IntrinsicInst &II, APInt DemandedElts, APInt &UndefElts, APInt &UndefElts2, APInt &UndefElts3, std::function< void(Instruction *, unsigned, APInt, APInt &)> SimplifyAndSetOp)

virtual std::optional< unsigned >	getCacheSize (TargetTransformInfo::CacheLevel Level) const

virtual std::optional< unsigned >	getCacheAssociativity (TargetTransformInfo::CacheLevel Level) const

virtual unsigned	getCacheLineSize () const

virtual unsigned	getPrefetchDistance () const

virtual unsigned	getMinPrefetchStride (unsigned NumMemAccesses, unsigned NumStridedMemAccesses, unsigned NumPrefetches, bool HasCall) const

virtual unsigned	getMaxPrefetchIterationsAhead () const

virtual bool	enableWritePrefetching () const

virtual bool	shouldPrefetchAddressSpace (unsigned AS) const

TypeSize	getRegisterBitWidth (TargetTransformInfo::RegisterKind K) const

std::optional< unsigned >	getMaxVScale () const

std::optional< unsigned >	getVScaleForTuning () const

bool	isVScaleKnownToBeAPowerOfTwo () const

InstructionCost	getScalarizationOverhead (VectorType *InTy, const APInt &DemandedElts, bool Insert, bool Extract, TTI::TargetCostKind CostKind)
	Estimate the overhead of scalarizing an instruction.

InstructionCost	getScalarizationOverhead (VectorType *InTy, bool Insert, bool Extract, TTI::TargetCostKind CostKind)
	Helper wrapper for the DemandedElts variant of getScalarizationOverhead.

InstructionCost	getScalarizationOverhead (VectorType RetTy, ArrayRef< const Value > Args, ArrayRef< Type * > Tys, TTI::TargetCostKind CostKind)
	Estimate the overhead of scalarizing the inputs and outputs of an instruction, with return type RetTy and arguments Args of type Tys.

InstructionCost	getOperandsScalarizationOverhead (ArrayRef< const Value * > Args, ArrayRef< Type * > Tys, TTI::TargetCostKind CostKind)
	Estimate the overhead of scalarizing an instructions unique non-constant operands.

std::pair< InstructionCost, MVT >	getTypeLegalizationCost (Type *Ty) const
	Estimate the cost of type-legalization and the legalized type.

unsigned	getMaxInterleaveFactor (ElementCount VF)

InstructionCost	getArithmeticInstrCost (unsigned Opcode, Type Ty, TTI::TargetCostKind CostKind, TTI::OperandValueInfo Opd1Info={TTI::OK_AnyValue, TTI::OP_None}, TTI::OperandValueInfo Opd2Info={TTI::OK_AnyValue, TTI::OP_None}, ArrayRef< const Value > Args=ArrayRef< const Value * >(), const Instruction *CxtI=nullptr)

TTI::ShuffleKind	improveShuffleKindFromMask (TTI::ShuffleKind Kind, ArrayRef< int > Mask, VectorType Ty, int &Index, VectorType &SubTy) const

InstructionCost	getShuffleCost (TTI::ShuffleKind Kind, VectorType Tp, ArrayRef< int > Mask, TTI::TargetCostKind CostKind, int Index, VectorType SubTp, ArrayRef< const Value * > Args=std::nullopt)

InstructionCost	getCastInstrCost (unsigned Opcode, Type Dst, Type Src, TTI::CastContextHint CCH, TTI::TargetCostKind CostKind, const Instruction *I=nullptr)

InstructionCost	getExtractWithExtendCost (unsigned Opcode, Type Dst, VectorType VecTy, unsigned Index)

InstructionCost	getCFInstrCost (unsigned Opcode, TTI::TargetCostKind CostKind, const Instruction *I=nullptr)

InstructionCost	getCmpSelInstrCost (unsigned Opcode, Type ValTy, Type CondTy, CmpInst::Predicate VecPred, TTI::TargetCostKind CostKind, const Instruction *I=nullptr)

InstructionCost	getVectorInstrCost (unsigned Opcode, Type Val, TTI::TargetCostKind CostKind, unsigned Index, Value Op0, Value *Op1)

InstructionCost	getVectorInstrCost (const Instruction &I, Type *Val, TTI::TargetCostKind CostKind, unsigned Index)

InstructionCost	getReplicationShuffleCost (Type *EltTy, int ReplicationFactor, int VF, const APInt &DemandedDstElts, TTI::TargetCostKind CostKind)

InstructionCost	getMemoryOpCost (unsigned Opcode, Type Src, MaybeAlign Alignment, unsigned AddressSpace, TTI::TargetCostKind CostKind, TTI::OperandValueInfo OpInfo={TTI::OK_AnyValue, TTI::OP_None}, const Instruction I=nullptr)

InstructionCost	getMaskedMemoryOpCost (unsigned Opcode, Type *DataTy, Align Alignment, unsigned AddressSpace, TTI::TargetCostKind CostKind)

InstructionCost	getGatherScatterOpCost (unsigned Opcode, Type DataTy, const Value Ptr, bool VariableMask, Align Alignment, TTI::TargetCostKind CostKind, const Instruction *I=nullptr)

InstructionCost	getInterleavedMemoryOpCost (unsigned Opcode, Type *VecTy, unsigned Factor, ArrayRef< unsigned > Indices, Align Alignment, unsigned AddressSpace, TTI::TargetCostKind CostKind, bool UseMaskForCond=false, bool UseMaskForGaps=false)

InstructionCost	getIntrinsicInstrCost (const IntrinsicCostAttributes &ICA, TTI::TargetCostKind CostKind)
	Get intrinsic cost based on arguments.

InstructionCost	getTypeBasedIntrinsicInstrCost (const IntrinsicCostAttributes &ICA, TTI::TargetCostKind CostKind)
	Get intrinsic cost based on argument types.

InstructionCost	getCallInstrCost (Function F, Type RetTy, ArrayRef< Type * > Tys, TTI::TargetCostKind CostKind)
	Compute a cost of the given call instruction.

unsigned	getNumberOfParts (Type *Tp)

InstructionCost	getAddressComputationCost (Type Ty, ScalarEvolution , const SCEV *)

InstructionCost	getTreeReductionCost (unsigned Opcode, VectorType *Ty, TTI::TargetCostKind CostKind)
	Try to calculate arithmetic and shuffle op costs for reduction intrinsics.

InstructionCost	getOrderedReductionCost (unsigned Opcode, VectorType *Ty, TTI::TargetCostKind CostKind)
	Try to calculate the cost of performing strict (in-order) reductions, which involves doing a sequence of floating point additions in lane order, starting with an initial value.

InstructionCost	getArithmeticReductionCost (unsigned Opcode, VectorType *Ty, std::optional< FastMathFlags > FMF, TTI::TargetCostKind CostKind)

InstructionCost	getMinMaxReductionCost (Intrinsic::ID IID, VectorType *Ty, FastMathFlags FMF, TTI::TargetCostKind CostKind)
	Try to calculate op costs for min/max reduction operations.

InstructionCost	getExtendedReductionCost (unsigned Opcode, bool IsUnsigned, Type ResTy, VectorType Ty, FastMathFlags FMF, TTI::TargetCostKind CostKind)

InstructionCost	getMulAccReductionCost (bool IsUnsigned, Type ResTy, VectorType Ty, TTI::TargetCostKind CostKind)

InstructionCost	getVectorSplitCost ()

Public Member Functions inherited from llvm::TargetTransformInfoImplCRTPBase< T >
InstructionCost	getGEPCost (Type PointeeType, const Value Ptr, ArrayRef< const Value * > Operands, Type *AccessType, TTI::TargetCostKind CostKind)

InstructionCost	getPointersChainCost (ArrayRef< const Value * > Ptrs, const Value Base, const TTI::PointersChainInfo &Info, Type AccessTy, TTI::TargetCostKind CostKind)

InstructionCost	getInstructionCost (const User U, ArrayRef< const Value > Operands, TTI::TargetCostKind CostKind)

bool	isExpensiveToSpeculativelyExecute (const Instruction *I)

InstructionCost	getGEPCost (Type PointeeType, const Value Ptr, ArrayRef< const Value * > Operands, Type *AccessType, TTI::TargetCostKind CostKind) const

Public Member Functions inherited from llvm::TargetTransformInfoImplBase
	TargetTransformInfoImplBase (const TargetTransformInfoImplBase &Arg)=default

	TargetTransformInfoImplBase (TargetTransformInfoImplBase &&Arg)

const DataLayout &	getDataLayout () const

InstructionCost	getGEPCost (Type PointeeType, const Value Ptr, ArrayRef< const Value * > Operands, Type *AccessType, TTI::TargetCostKind CostKind) const

unsigned	getEstimatedNumberOfCaseClusters (const SwitchInst &SI, unsigned &JTSize, ProfileSummaryInfo PSI, BlockFrequencyInfo BFI) const

unsigned	getInliningThresholdMultiplier () const

unsigned	getInliningCostBenefitAnalysisSavingsMultiplier () const

unsigned	getInliningCostBenefitAnalysisProfitableMultiplier () const

unsigned	adjustInliningThreshold (const CallBase *CB) const

unsigned	getCallerAllocaCost (const CallBase CB, const AllocaInst AI) const

int	getInlinerVectorBonusPercent () const

InstructionCost	getMemcpyCost (const Instruction *I) const

uint64_t	getMaxMemIntrinsicInlineSizeThreshold () const

BranchProbability	getPredictableBranchThreshold () const

bool	hasBranchDivergence (const Function *F=nullptr) const

bool	isSourceOfDivergence (const Value *V) const

bool	isAlwaysUniform (const Value *V) const

bool	isValidAddrSpaceCast (unsigned FromAS, unsigned ToAS) const

bool	addrspacesMayAlias (unsigned AS0, unsigned AS1) const

unsigned	getFlatAddressSpace () const

bool	collectFlatAddressOperands (SmallVectorImpl< int > &OpIndexes, Intrinsic::ID IID) const

bool	isNoopAddrSpaceCast (unsigned, unsigned) const

bool	canHaveNonUndefGlobalInitializerInAddressSpace (unsigned AS) const

unsigned	getAssumedAddrSpace (const Value *V) const

bool	isSingleThreaded () const

std::pair< const Value *, unsigned >	getPredicatedAddrSpace (const Value *V) const

Value *	rewriteIntrinsicWithAddressSpace (IntrinsicInst II, Value OldV, Value *NewV) const

bool	isLoweredToCall (const Function *F) const

bool	isHardwareLoopProfitable (Loop L, ScalarEvolution &SE, AssumptionCache &AC, TargetLibraryInfo LibInfo, HardwareLoopInfo &HWLoopInfo) const

bool	preferPredicateOverEpilogue (TailFoldingInfo *TFI) const

TailFoldingStyle	getPreferredTailFoldingStyle (bool IVUpdateMayOverflow=true) const

std::optional< Instruction * >	instCombineIntrinsic (InstCombiner &IC, IntrinsicInst &II) const

std::optional< Value * >	simplifyDemandedUseBitsIntrinsic (InstCombiner &IC, IntrinsicInst &II, APInt DemandedMask, KnownBits &Known, bool &KnownBitsComputed) const

std::optional< Value * >	simplifyDemandedVectorEltsIntrinsic (InstCombiner &IC, IntrinsicInst &II, APInt DemandedElts, APInt &UndefElts, APInt &UndefElts2, APInt &UndefElts3, std::function< void(Instruction *, unsigned, APInt, APInt &)> SimplifyAndSetOp) const

void	getUnrollingPreferences (Loop , ScalarEvolution &, TTI::UnrollingPreferences &, OptimizationRemarkEmitter ) const

void	getPeelingPreferences (Loop *, ScalarEvolution &, TTI::PeelingPreferences &) const

bool	isLegalAddImmediate (int64_t Imm) const

bool	isLegalICmpImmediate (int64_t Imm) const

bool	isLegalAddressingMode (Type Ty, GlobalValue BaseGV, int64_t BaseOffset, bool HasBaseReg, int64_t Scale, unsigned AddrSpace, Instruction *I=nullptr) const

bool	isLSRCostLess (const TTI::LSRCost &C1, const TTI::LSRCost &C2) const

bool	isNumRegsMajorCostOfLSR () const

bool	shouldFoldTerminatingConditionAfterLSR () const

bool	isProfitableLSRChainElement (Instruction *I) const

bool	canMacroFuseCmp () const

bool	canSaveCmp (Loop L, BranchInst BI, ScalarEvolution SE, LoopInfo LI, DominatorTree DT, AssumptionCache AC, TargetLibraryInfo LibInfo) const

TTI::AddressingModeKind	getPreferredAddressingMode (const Loop L, ScalarEvolution SE) const

bool	isLegalMaskedStore (Type *DataType, Align Alignment) const

bool	isLegalMaskedLoad (Type *DataType, Align Alignment) const

bool	isLegalNTStore (Type *DataType, Align Alignment) const

bool	isLegalNTLoad (Type *DataType, Align Alignment) const

bool	isLegalBroadcastLoad (Type *ElementTy, ElementCount NumElements) const

bool	isLegalMaskedScatter (Type *DataType, Align Alignment) const

bool	isLegalMaskedGather (Type *DataType, Align Alignment) const

bool	forceScalarizeMaskedGather (VectorType *DataType, Align Alignment) const

bool	forceScalarizeMaskedScatter (VectorType *DataType, Align Alignment) const

bool	isLegalMaskedCompressStore (Type *DataType) const

bool	isLegalAltInstr (VectorType *VecTy, unsigned Opcode0, unsigned Opcode1, const SmallBitVector &OpcodeMask) const

bool	isLegalMaskedExpandLoad (Type *DataType) const

bool	enableOrderedReductions () const

bool	hasDivRemOp (Type *DataType, bool IsSigned) const

bool	hasVolatileVariant (Instruction *I, unsigned AddrSpace) const

bool	prefersVectorizedAddressing () const

InstructionCost	getScalingFactorCost (Type Ty, GlobalValue BaseGV, int64_t BaseOffset, bool HasBaseReg, int64_t Scale, unsigned AddrSpace) const

bool	LSRWithInstrQueries () const

bool	isTruncateFree (Type Ty1, Type Ty2) const

bool	isProfitableToHoist (Instruction *I) const

bool	useAA () const

bool	isTypeLegal (Type *Ty) const

unsigned	getRegUsageForType (Type *Ty) const

bool	shouldBuildLookupTables () const

bool	shouldBuildLookupTablesForConstant (Constant *C) const

bool	shouldBuildRelLookupTables () const

bool	useColdCCForColdCall (Function &F) const

InstructionCost	getScalarizationOverhead (VectorType *Ty, const APInt &DemandedElts, bool Insert, bool Extract, TTI::TargetCostKind CostKind) const

InstructionCost	getOperandsScalarizationOverhead (ArrayRef< const Value * > Args, ArrayRef< Type * > Tys, TTI::TargetCostKind CostKind) const

bool	supportsEfficientVectorElementLoadStore () const

bool	supportsTailCalls () const

bool	supportsTailCallFor (const CallBase *CB) const

bool	enableAggressiveInterleaving (bool LoopHasReductions) const

TTI::MemCmpExpansionOptions	enableMemCmpExpansion (bool OptSize, bool IsZeroCmp) const

bool	enableSelectOptimize () const

bool	enableInterleavedAccessVectorization () const

bool	enableMaskedInterleavedAccessVectorization () const

bool	isFPVectorizationPotentiallyUnsafe () const

bool	allowsMisalignedMemoryAccesses (LLVMContext &Context, unsigned BitWidth, unsigned AddressSpace, Align Alignment, unsigned *Fast) const

TTI::PopcntSupportKind	getPopcntSupport (unsigned IntTyWidthInBit) const

bool	haveFastSqrt (Type *Ty) const

bool	isExpensiveToSpeculativelyExecute (const Instruction *I)

bool	isFCmpOrdCheaperThanFCmpZero (Type *Ty) const

InstructionCost	getFPOpCost (Type *Ty) const

InstructionCost	getIntImmCodeSizeCost (unsigned Opcode, unsigned Idx, const APInt &Imm, Type *Ty) const

InstructionCost	getIntImmCost (const APInt &Imm, Type *Ty, TTI::TargetCostKind CostKind) const

InstructionCost	getIntImmCostInst (unsigned Opcode, unsigned Idx, const APInt &Imm, Type Ty, TTI::TargetCostKind CostKind, Instruction Inst=nullptr) const

InstructionCost	getIntImmCostIntrin (Intrinsic::ID IID, unsigned Idx, const APInt &Imm, Type *Ty, TTI::TargetCostKind CostKind) const

unsigned	getNumberOfRegisters (unsigned ClassID) const

unsigned	getRegisterClassForType (bool Vector, Type *Ty=nullptr) const

const char *	getRegisterClassName (unsigned ClassID) const

TypeSize	getRegisterBitWidth (TargetTransformInfo::RegisterKind K) const

unsigned	getMinVectorRegisterBitWidth () const

std::optional< unsigned >	getMaxVScale () const

std::optional< unsigned >	getVScaleForTuning () const

bool	isVScaleKnownToBeAPowerOfTwo () const

bool	shouldMaximizeVectorBandwidth (TargetTransformInfo::RegisterKind K) const

ElementCount	getMinimumVF (unsigned ElemWidth, bool IsScalable) const

unsigned	getMaximumVF (unsigned ElemWidth, unsigned Opcode) const

unsigned	getStoreMinimumVF (unsigned VF, Type , Type ) const

bool	shouldConsiderAddressTypePromotion (const Instruction &I, bool &AllowPromotionWithoutCommonHeader) const

unsigned	getCacheLineSize () const

std::optional< unsigned >	getCacheSize (TargetTransformInfo::CacheLevel Level) const

std::optional< unsigned >	getCacheAssociativity (TargetTransformInfo::CacheLevel Level) const

unsigned	getPrefetchDistance () const

unsigned	getMinPrefetchStride (unsigned NumMemAccesses, unsigned NumStridedMemAccesses, unsigned NumPrefetches, bool HasCall) const

unsigned	getMaxPrefetchIterationsAhead () const

bool	enableWritePrefetching () const

bool	shouldPrefetchAddressSpace (unsigned AS) const

unsigned	getMaxInterleaveFactor (ElementCount VF) const

InstructionCost	getArithmeticInstrCost (unsigned Opcode, Type Ty, TTI::TargetCostKind CostKind, TTI::OperandValueInfo Opd1Info, TTI::OperandValueInfo Opd2Info, ArrayRef< const Value > Args, const Instruction *CxtI=nullptr) const

InstructionCost	getShuffleCost (TTI::ShuffleKind Kind, VectorType Ty, ArrayRef< int > Mask, TTI::TargetCostKind CostKind, int Index, VectorType SubTp, ArrayRef< const Value * > Args=std::nullopt) const

InstructionCost	getCastInstrCost (unsigned Opcode, Type Dst, Type Src, TTI::CastContextHint CCH, TTI::TargetCostKind CostKind, const Instruction *I) const

InstructionCost	getExtractWithExtendCost (unsigned Opcode, Type Dst, VectorType VecTy, unsigned Index) const

InstructionCost	getCFInstrCost (unsigned Opcode, TTI::TargetCostKind CostKind, const Instruction *I=nullptr) const

InstructionCost	getCmpSelInstrCost (unsigned Opcode, Type ValTy, Type CondTy, CmpInst::Predicate VecPred, TTI::TargetCostKind CostKind, const Instruction *I) const

InstructionCost	getVectorInstrCost (unsigned Opcode, Type Val, TTI::TargetCostKind CostKind, unsigned Index, Value Op0, Value *Op1) const

InstructionCost	getVectorInstrCost (const Instruction &I, Type *Val, TTI::TargetCostKind CostKind, unsigned Index) const

unsigned	getReplicationShuffleCost (Type *EltTy, int ReplicationFactor, int VF, const APInt &DemandedDstElts, TTI::TargetCostKind CostKind)

InstructionCost	getMemoryOpCost (unsigned Opcode, Type Src, Align Alignment, unsigned AddressSpace, TTI::TargetCostKind CostKind, TTI::OperandValueInfo OpInfo, const Instruction I) const

InstructionCost	getVPMemoryOpCost (unsigned Opcode, Type Src, Align Alignment, unsigned AddressSpace, TTI::TargetCostKind CostKind, const Instruction I) const

InstructionCost	getMaskedMemoryOpCost (unsigned Opcode, Type *Src, Align Alignment, unsigned AddressSpace, TTI::TargetCostKind CostKind) const

InstructionCost	getGatherScatterOpCost (unsigned Opcode, Type DataTy, const Value Ptr, bool VariableMask, Align Alignment, TTI::TargetCostKind CostKind, const Instruction *I=nullptr) const

unsigned	getInterleavedMemoryOpCost (unsigned Opcode, Type *VecTy, unsigned Factor, ArrayRef< unsigned > Indices, Align Alignment, unsigned AddressSpace, TTI::TargetCostKind CostKind, bool UseMaskForCond, bool UseMaskForGaps) const

InstructionCost	getIntrinsicInstrCost (const IntrinsicCostAttributes &ICA, TTI::TargetCostKind CostKind) const

InstructionCost	getCallInstrCost (Function F, Type RetTy, ArrayRef< Type * > Tys, TTI::TargetCostKind CostKind) const

unsigned	getNumberOfParts (Type *Tp) const

InstructionCost	getAddressComputationCost (Type Tp, ScalarEvolution , const SCEV *) const

InstructionCost	getArithmeticReductionCost (unsigned, VectorType *, std::optional< FastMathFlags > FMF, TTI::TargetCostKind) const

InstructionCost	getMinMaxReductionCost (Intrinsic::ID IID, VectorType *, FastMathFlags, TTI::TargetCostKind) const

InstructionCost	getExtendedReductionCost (unsigned Opcode, bool IsUnsigned, Type ResTy, VectorType Ty, FastMathFlags FMF, TTI::TargetCostKind CostKind) const

InstructionCost	getMulAccReductionCost (bool IsUnsigned, Type ResTy, VectorType Ty, TTI::TargetCostKind CostKind) const

InstructionCost	getCostOfKeepingLiveOverCall (ArrayRef< Type * > Tys) const

bool	getTgtMemIntrinsic (IntrinsicInst *Inst, MemIntrinsicInfo &Info) const

unsigned	getAtomicMemIntrinsicMaxElementSize () const

Value *	getOrCreateResultFromMemIntrinsic (IntrinsicInst Inst, Type ExpectedType) const

Type *	getMemcpyLoopLoweringType (LLVMContext &Context, Value *Length, unsigned SrcAddrSpace, unsigned DestAddrSpace, unsigned SrcAlign, unsigned DestAlign, std::optional< uint32_t > AtomicElementSize) const

void	getMemcpyLoopResidualLoweringType (SmallVectorImpl< Type * > &OpsOut, LLVMContext &Context, unsigned RemainingBytes, unsigned SrcAddrSpace, unsigned DestAddrSpace, unsigned SrcAlign, unsigned DestAlign, std::optional< uint32_t > AtomicCpySize) const

bool	areInlineCompatible (const Function Caller, const Function Callee) const

unsigned	getInlineCallPenalty (const Function *F, const CallBase &Call, unsigned DefaultCallPenalty) const

bool	areTypesABICompatible (const Function Caller, const Function Callee, const ArrayRef< Type * > &Types) const

bool	isIndexedLoadLegal (TTI::MemIndexedMode Mode, Type *Ty, const DataLayout &DL) const

bool	isIndexedStoreLegal (TTI::MemIndexedMode Mode, Type *Ty, const DataLayout &DL) const

unsigned	getLoadStoreVecRegBitWidth (unsigned AddrSpace) const

bool	isLegalToVectorizeLoad (LoadInst *LI) const

bool	isLegalToVectorizeStore (StoreInst *SI) const

bool	isLegalToVectorizeLoadChain (unsigned ChainSizeInBytes, Align Alignment, unsigned AddrSpace) const

bool	isLegalToVectorizeStoreChain (unsigned ChainSizeInBytes, Align Alignment, unsigned AddrSpace) const

bool	isLegalToVectorizeReduction (const RecurrenceDescriptor &RdxDesc, ElementCount VF) const

bool	isElementTypeLegalForScalableVector (Type *Ty) const

unsigned	getLoadVectorFactor (unsigned VF, unsigned LoadSize, unsigned ChainSizeInBytes, VectorType *VecTy) const

unsigned	getStoreVectorFactor (unsigned VF, unsigned StoreSize, unsigned ChainSizeInBytes, VectorType *VecTy) const

bool	preferInLoopReduction (unsigned Opcode, Type *Ty, TTI::ReductionFlags Flags) const

bool	preferPredicatedReductionSelect (unsigned Opcode, Type *Ty, TTI::ReductionFlags Flags) const

bool	preferEpilogueVectorization () const

bool	shouldExpandReduction (const IntrinsicInst *II) const

unsigned	getGISelRematGlobalCost () const

unsigned	getMinTripCountTailFoldingThreshold () const

bool	supportsScalableVectors () const

bool	enableScalableVectorization () const

bool	hasActiveVectorLength (unsigned Opcode, Type *DataType, Align Alignment) const

TargetTransformInfo::VPLegalization	getVPLegalizationStrategy (const VPIntrinsic &PI) const

bool	hasArmWideBranch (bool) const

unsigned	getMaxNumArgs () const

Additional Inherited Members
Protected Types inherited from llvm::TargetTransformInfoImplBase
typedef TargetTransformInfo	TTI

Protected Member Functions inherited from llvm::BasicTTIImplBase< RISCVTTIImpl >
	BasicTTIImplBase (const TargetMachine *TM, const DataLayout &DL)

virtual	~BasicTTIImplBase ()=default

Protected Member Functions inherited from llvm::TargetTransformInfoImplCRTPBase< T >
	TargetTransformInfoImplCRTPBase (const DataLayout &DL)

Protected Member Functions inherited from llvm::TargetTransformInfoImplBase
	TargetTransformInfoImplBase (const DataLayout &DL)

unsigned	minRequiredElementSize (const Value *Val, bool &isSigned) const

bool	isStridedAccess (const SCEV *Ptr) const

const SCEVConstant *	getConstantStrideStep (ScalarEvolution SE, const SCEV Ptr) const

bool	isConstantStridedAccessLessThan (ScalarEvolution SE, const SCEV Ptr, int64_t MergeDistance) const

Protected Attributes inherited from llvm::BasicTTIImplBase< RISCVTTIImpl >
const DataLayout &	DL

Protected Attributes inherited from llvm::TargetTransformInfoImplBase
const DataLayout &	DL

Detailed Description

Definition at line 29 of file RISCVTargetTransformInfo.h.

Member Enumeration Documentation

◆ RISCVRegisterClass

enum llvm::RISCVTTIImpl::RISCVRegisterClass

Enumerator
GPRRC
FPRRC
VRRC

Definition at line 309 of file RISCVTargetTransformInfo.h.

Constructor & Destructor Documentation

◆ RISCVTTIImpl()

llvm::RISCVTTIImpl::RISCVTTIImpl	(	const RISCVTargetMachine *	TM,
		const Function &	F
	)

inlineexplicit

Definition at line 56 of file RISCVTargetTransformInfo.h.

Member Function Documentation

◆ enableInterleavedAccessVectorization()

bool llvm::RISCVTTIImpl::enableInterleavedAccessVectorization ( )

inline

Definition at line 307 of file RISCVTargetTransformInfo.h.

◆ enableOrderedReductions()

bool llvm::RISCVTTIImpl::enableOrderedReductions ( ) const

inline

Definition at line 79 of file RISCVTargetTransformInfo.h.

◆ enableScalableVectorization()

bool llvm::RISCVTTIImpl::enableScalableVectorization ( ) const

inline

Definition at line 80 of file RISCVTargetTransformInfo.h.

◆ forceScalarizeMaskedGather()

bool llvm::RISCVTTIImpl::forceScalarizeMaskedGather	(	VectorType *	VTy,
		Align	Alignment
	)

inline

Definition at line 240 of file RISCVTargetTransformInfo.h.

◆ forceScalarizeMaskedScatter()

bool llvm::RISCVTTIImpl::forceScalarizeMaskedScatter	(	VectorType *	VTy,
		Align	Alignment
	)

inline

Definition at line 245 of file RISCVTargetTransformInfo.h.

◆ getArithmeticInstrCost()

InstructionCost RISCVTTIImpl::getArithmeticInstrCost	(	unsigned	Opcode,
		Type *	Ty,
		TTI::TargetCostKind	CostKind,
		TTI::OperandValueInfo	Op1Info = `{TTI::OK_AnyValue, TTI::OP_None}`,
		TTI::OperandValueInfo	Op2Info = `{TTI::OK_AnyValue, TTI::OP_None}`,
		ArrayRef< const Value * >	Args = `ArrayRef<const Value *>()`,
		const Instruction *	CxtI = `nullptr`
	)

Definition at line 1601 of file RISCVTargetTransformInfo.cpp.

References llvm::ISD::ADD, llvm::ISD::AND, llvm::RISCVTargetLowering::canSplatOperand(), CostKind, llvm::ISD::FADD, llvm::ISD::FMUL, llvm::ISD::FNEG, llvm::ISD::FSUB, llvm::BasicTTIImplBase< RISCVTTIImpl >::getArithmeticInstrCost(), llvm::RISCVSubtarget::getELen(), llvm::RISCVTargetLowering::getLMULCost(), llvm::Type::getScalarSizeInBits(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getTypeLegalizationCost(), llvm::TargetLoweringBase::InstructionOpcodeToISD(), llvm::TargetTransformInfo::OperandValueInfo::isConstant(), llvm::ISD::MUL, llvm::ISD::MULHS, llvm::ISD::MULHU, Opcode, llvm::ISD::OR, llvm::ISD::SHL, llvm::ISD::SRA, llvm::ISD::SRL, llvm::ISD::SUB, llvm::TargetTransformInfo::TCK_RecipThroughput, llvm::RISCVSubtarget::useRVVForFixedLengthVectors(), and llvm::ISD::XOR.

Referenced by getPointersChainCost().

◆ getArithmeticReductionCost()

InstructionCost RISCVTTIImpl::getArithmeticReductionCost	(	unsigned	Opcode,
		VectorType *	Ty,
		std::optional< FastMathFlags >	FMF,
		TTI::TargetCostKind	CostKind
	)

◆ getCastInstrCost()

InstructionCost RISCVTTIImpl::getCastInstrCost	(	unsigned	Opcode,
		Type *	Dst,
		Type *	Src,
		TTI::CastContextHint	CCH,
		TTI::TargetCostKind	CostKind,
		const Instruction *	I = `nullptr`
	)

◆ getCFInstrCost()

InstructionCost RISCVTTIImpl::getCFInstrCost	(	unsigned	Opcode,
		TTI::TargetCostKind	CostKind,
		const Instruction *	I = `nullptr`
	)

Definition at line 1478 of file RISCVTargetTransformInfo.cpp.

References CostKind, Opcode, and llvm::TargetTransformInfo::TCK_RecipThroughput.

◆ getCmpSelInstrCost()

InstructionCost RISCVTTIImpl::getCmpSelInstrCost	(	unsigned	Opcode,
		Type *	ValTy,
		Type *	CondTy,
		CmpInst::Predicate	VecPred,
		TTI::TargetCostKind	CostKind,
		const Instruction *	I = `nullptr`
	)

◆ getExtendedReductionCost()

InstructionCost RISCVTTIImpl::getExtendedReductionCost	(	unsigned	Opcode,
		bool	IsUnsigned,
		Type *	ResTy,
		VectorType *	ValTy,
		FastMathFlags	FMF,
		TTI::TargetCostKind	CostKind
	)

Definition at line 1321 of file RISCVTargetTransformInfo.cpp.

References CostKind, getArithmeticReductionCost(), llvm::RISCVSubtarget::getELen(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getExtendedReductionCost(), llvm::Type::getScalarSizeInBits(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getTypeLegalizationCost(), Opcode, and llvm::RISCVSubtarget::useRVVForFixedLengthVectors().

◆ getGatherScatterOpCost()

InstructionCost RISCVTTIImpl::getGatherScatterOpCost	(	unsigned	Opcode,
		Type *	DataTy,
		const Value *	Ptr,
		bool	VariableMask,
		Align	Alignment,
		TTI::TargetCostKind	CostKind,
		const Instruction *	I
	)

Definition at line 538 of file RISCVTargetTransformInfo.cpp.

References CostKind, llvm::BasicTTIImplBase< RISCVTTIImpl >::getGatherScatterOpCost(), getMemoryOpCost(), I, isLegalMaskedGather(), isLegalMaskedScatter(), Opcode, Ptr, and llvm::TargetTransformInfo::TCK_RecipThroughput.

◆ getInterleavedMemoryOpCost()

InstructionCost RISCVTTIImpl::getInterleavedMemoryOpCost	(	unsigned	Opcode,
		Type *	VecTy,
		unsigned	Factor,
		ArrayRef< unsigned >	Indices,
		Align	Alignment,
		unsigned	AddressSpace,
		TTI::TargetCostKind	CostKind,
		bool	UseMaskForCond = `false`,
		bool	UseMaskForGaps = `false`
	)

Definition at line 459 of file RISCVTargetTransformInfo.cpp.

References assert(), CostKind, llvm::createInterleaveMask(), llvm::createStrideMask(), llvm::BasicTTIImplBase< RISCVTTIImpl >::DL, llvm::FixedVectorType::get(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getInterleavedMemoryOpCost(), llvm::InstructionCost::getInvalid(), getMemoryOpCost(), getShuffleCost(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getTypeLegalizationCost(), llvm::RISCVTargetLowering::isLegalInterleavedAccessType(), Opcode, and llvm::TargetTransformInfo::SK_PermuteSingleSrc.

◆ getIntImmCost()

InstructionCost RISCVTTIImpl::getIntImmCost	(	const APInt &	Imm,
		Type *	Ty,
		TTI::TargetCostKind	CostKind
	)

Definition at line 37 of file RISCVTargetTransformInfo.cpp.

References assert(), llvm::BasicTTIImplBase< RISCVTTIImpl >::DL, llvm::TargetTransformInfoImplBase::getDataLayout(), llvm::RISCVMatInt::getIntMatCost(), llvm::DataLayout::getTypeSizeInBits(), llvm::Type::isIntegerTy(), and llvm::TargetTransformInfo::TCC_Free.

Referenced by getIntImmCostInst().

◆ getIntImmCostInst()

InstructionCost RISCVTTIImpl::getIntImmCostInst	(	unsigned	Opcode,
		unsigned	Idx,
		const APInt &	Imm,
		Type *	Ty,
		TTI::TargetCostKind	CostKind,
		Instruction *	Inst = `nullptr`
	)

Definition at line 78 of file RISCVTargetTransformInfo.cpp.

References assert(), canUseShiftPair(), CostKind, getIntImmCost(), llvm::RISCVSubtarget::getXLen(), Idx, llvm::Instruction::isCommutative(), llvm::Type::isIntegerTy(), llvm::BasicTTIImplBase< RISCVTTIImpl >::isLegalAddImmediate(), Opcode, and llvm::TargetTransformInfo::TCC_Free.

◆ getIntImmCostIntrin()

InstructionCost RISCVTTIImpl::getIntImmCostIntrin	(	Intrinsic::ID	IID,
		unsigned	Idx,
		const APInt &	Imm,
		Type *	Ty,
		TTI::TargetCostKind	CostKind
	)

Definition at line 165 of file RISCVTargetTransformInfo.cpp.

References llvm::TargetTransformInfo::TCC_Free.

◆ getIntrinsicInstrCost()

InstructionCost RISCVTTIImpl::getIntrinsicInstrCost	(	const IntrinsicCostAttributes &	ICA,
		TTI::TargetCostKind	CostKind
	)

Definition at line 1070 of file RISCVTargetTransformInfo.cpp.

References CostKind, llvm::CostTableLookup(), llvm::ISD::FCEIL, llvm::IntrinsicCostAttributes::getID(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getIntrinsicInstrCost(), getISDForVPIntrinsicID(), llvm::IntrinsicCostAttributes::getReturnType(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getTypeLegalizationCost(), llvm::RISCVSubtarget::hasVInstructions(), llvm::TargetLoweringBase::isOperationCustom(), RetTy, and VectorIntrinsicCostTable.

◆ getMaskedMemoryOpCost()

InstructionCost RISCVTTIImpl::getMaskedMemoryOpCost	(	unsigned	Opcode,
		Type *	Src,
		Align	Alignment,
		unsigned	AddressSpace,
		TTI::TargetCostKind	CostKind
	)

Definition at line 448 of file RISCVTargetTransformInfo.cpp.

References CostKind, llvm::BasicTTIImplBase< RISCVTTIImpl >::getMaskedMemoryOpCost(), getMemoryOpCost(), isLegalMaskedLoadStore(), Opcode, and llvm::TargetTransformInfo::TCK_RecipThroughput.

◆ getMaximumVF()

unsigned RISCVTTIImpl::getMaximumVF	(	unsigned	ElemWidth,
		unsigned	Opcode
	)		const

Definition at line 1819 of file RISCVTargetTransformInfo.cpp.

References llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getFixedValue(), getRegisterBitWidth(), llvm::TargetTransformInfo::RGK_FixedWidthVector, and SLPMaxVF.

◆ getMaxInterleaveFactor()

unsigned llvm::RISCVTTIImpl::getMaxInterleaveFactor ( ElementCount VF )

inline

Definition at line 298 of file RISCVTargetTransformInfo.h.

References llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::isScalable(), and llvm::ElementCount::isScalar().

◆ getMaxVScale()

std::optional< unsigned > RISCVTTIImpl::getMaxVScale ( ) const

Definition at line 192 of file RISCVTargetTransformInfo.cpp.

References llvm::BasicTTIImplBase< RISCVTTIImpl >::getMaxVScale(), llvm::RISCVSubtarget::getRealMaxVLen(), llvm::RISCVSubtarget::hasVInstructions(), and llvm::RISCV::RVVBitsPerBlock.

◆ getMemoryOpCost()

InstructionCost RISCVTTIImpl::getMemoryOpCost	(	unsigned	Opcode,
		Type *	Src,
		MaybeAlign	Alignment,
		unsigned	AddressSpace,
		TTI::TargetCostKind	CostKind,
		TTI::OperandValueInfo	OpdInfo = `{TTI::OK_AnyValue, TTI::OP_None}`,
		const Instruction *	I = `nullptr`
	)

Definition at line 1367 of file RISCVTargetTransformInfo.cpp.

References CostKind, llvm::BasicTTIImplBase< RISCVTTIImpl >::DL, llvm::RISCVTargetLowering::getLMULCost(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getMemoryOpCost(), getStoreImmCost(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getTypeLegalizationCost(), llvm::TargetLoweringBase::getValueType(), I, llvm::TargetTransformInfo::OperandValueInfo::isConstant(), and Opcode.

Referenced by getGatherScatterOpCost(), getInterleavedMemoryOpCost(), getMaskedMemoryOpCost(), and getVectorInstrCost().

◆ getMinMaxReductionCost()

InstructionCost RISCVTTIImpl::getMinMaxReductionCost	(	Intrinsic::ID	IID,
		VectorType *	Ty,
		FastMathFlags	FMF,
		TTI::TargetCostKind	CostKind
	)

Definition at line 1260 of file RISCVTargetTransformInfo.cpp.

References CostKind, llvm::VectorType::getElementType(), llvm::RISCVSubtarget::getELen(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getMinMaxReductionCost(), llvm::Type::getScalarSizeInBits(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getTypeLegalizationCost(), llvm::Type::isIntegerTy(), llvm::Log2_32_Ceil(), llvm::TargetTransformInfo::TCK_CodeSize, and llvm::RISCVSubtarget::useRVVForFixedLengthVectors().

◆ getMinVectorRegisterBitWidth()

unsigned llvm::RISCVTTIImpl::getMinVectorRegisterBitWidth ( ) const

inline

Definition at line 119 of file RISCVTargetTransformInfo.h.

◆ getNumberOfRegisters()

unsigned llvm::RISCVTTIImpl::getNumberOfRegisters ( unsigned ClassID ) const

inline

Definition at line 310 of file RISCVTargetTransformInfo.h.

References FPRRC, GPRRC, llvm_unreachable, and VRRC.

◆ getPeelingPreferences()

void RISCVTTIImpl::getPeelingPreferences	(	Loop *	L,
		ScalarEvolution &	SE,
		TTI::PeelingPreferences &	PP
	)

Definition at line 1801 of file RISCVTargetTransformInfo.cpp.

References llvm::BasicTTIImplBase< RISCVTTIImpl >::getPeelingPreferences().

◆ getPointersChainCost()

InstructionCost RISCVTTIImpl::getPointersChainCost	(	ArrayRef< const Value * >	Ptrs,
		const Value *	Base,
		const TTI::PointersChainInfo &	Info,
		Type *	AccessTy,
		TTI::TargetCostKind	CostKind
	)

Definition at line 1675 of file RISCVTargetTransformInfo.cpp.

References llvm::sampleprof::Base, CostKind, llvm::BasicTTIImplBase< RISCVTTIImpl >::DL, llvm::enumerate(), GEP, getArithmeticInstrCost(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getGEPCost(), llvm::DataLayout::getTypeStoreSize(), I, Info, llvm::BasicTTIImplBase< RISCVTTIImpl >::isLegalAddressingMode(), and llvm::TargetTransformInfo::TCC_Free.

◆ getPopcntSupport()

TargetTransformInfo::PopcntSupportKind RISCVTTIImpl::getPopcntSupport ( unsigned TyWidth )

Definition at line 173 of file RISCVTargetTransformInfo.cpp.

References assert(), llvm::isPowerOf2_32(), llvm::TargetTransformInfo::PSK_FastHardware, and llvm::TargetTransformInfo::PSK_Software.

◆ getPreferredTailFoldingStyle()

TailFoldingStyle llvm::RISCVTTIImpl::getPreferredTailFoldingStyle ( bool IVUpdateMayOverflow ) const

inline

Definition at line 82 of file RISCVTargetTransformInfo.h.

References llvm::Data, and llvm::DataWithoutLaneMask.

◆ getRegisterBitWidth()

TypeSize RISCVTTIImpl::getRegisterBitWidth ( TargetTransformInfo::RegisterKind K ) const

Definition at line 207 of file RISCVTargetTransformInfo.cpp.

References llvm::bit_floor(), llvm::TypeSize::getFixed(), llvm::RISCVSubtarget::getRealMinVLen(), llvm::TypeSize::getScalable(), llvm::RISCVSubtarget::getXLen(), llvm::RISCVSubtarget::hasVInstructions(), llvm_unreachable, llvm::TargetTransformInfo::RGK_FixedWidthVector, llvm::TargetTransformInfo::RGK_ScalableVector, llvm::TargetTransformInfo::RGK_Scalar, llvm::RISCV::RVVBitsPerBlock, RVVRegisterWidthLMUL, and llvm::RISCVSubtarget::useRVVForFixedLengthVectors().

Referenced by getMaximumVF().

◆ getRegisterClassForType()

unsigned llvm::RISCVTTIImpl::getRegisterClassForType	(	bool	Vector,
		Type *	Ty = `nullptr`
	)		const

inline

Definition at line 330 of file RISCVTargetTransformInfo.h.

References FPRRC, llvm::Type::getScalarType(), GPRRC, llvm::Type::isDoubleTy(), llvm::Type::isFloatTy(), llvm::Type::isHalfTy(), llvm::Vector, and VRRC.

◆ getRegisterClassName()

const char * llvm::RISCVTTIImpl::getRegisterClassName ( unsigned ClassID ) const

inline

Definition at line 346 of file RISCVTargetTransformInfo.h.

References FPRRC, GPRRC, llvm_unreachable, and VRRC.

◆ getRegUsageForType()

unsigned RISCVTTIImpl::getRegUsageForType ( Type * Ty )

Definition at line 1806 of file RISCVTargetTransformInfo.cpp.

References llvm::divideCeil(), llvm::BasicTTIImplBase< RISCVTTIImpl >::DL, llvm::RISCVSubtarget::getRealMinVLen(), llvm::BasicTTIImplBase< RISCVTTIImpl >::getRegUsageForType(), llvm::DataLayout::getTypeSizeInBits(), llvm::RISCVSubtarget::hasVInstructions(), llvm::Type::isVectorTy(), llvm::RISCV::RVVBitsPerBlock, Size, and llvm::RISCVSubtarget::useRVVForFixedLengthVectors().

◆ getShuffleCost()

InstructionCost RISCVTTIImpl::getShuffleCost	(	TTI::ShuffleKind	Kind,
		VectorType *	Tp,
		ArrayRef< int >	Mask,
		TTI::TargetCostKind	CostKind,
		int	Index,
		VectorType *	SubTp,
		ArrayRef< const Value * >	Args = `std::nullopt`
	)

Definition at line 246 of file RISCVTargetTransformInfo.cpp.

Referenced by getInterleavedMemoryOpCost(), and getShuffleCost().

◆ getStoreImmCost()

InstructionCost RISCVTTIImpl::getStoreImmCost	(	Type *	VecTy,
		TTI::OperandValueInfo	OpInfo,
		TTI::TargetCostKind	CostKind
	)

Return the cost of materializing an immediate for a value operand of a store instruction.

Definition at line 1347 of file RISCVTargetTransformInfo.cpp.

References assert(), CostKind, llvm::TargetTransformInfo::OperandValueInfo::isConstant(), and llvm::TargetTransformInfo::OperandValueInfo::isUniform().

Referenced by getMemoryOpCost().

◆ getUnrollingPreferences()

void RISCVTTIImpl::getUnrollingPreferences	(	Loop *	L,
		ScalarEvolution &	SE,
		TTI::UnrollingPreferences &	UP,
		OptimizationRemarkEmitter *	ORE
	)

Definition at line 1723 of file RISCVTargetTransformInfo.cpp.

◆ getVectorInstrCost()

InstructionCost RISCVTTIImpl::getVectorInstrCost	(	unsigned	Opcode,
		Type *	Val,
		TTI::TargetCostKind	CostKind,
		unsigned	Index,
		Value *	Op0,
		Value *	Op1
	)