LLVM 23.0.0git
Classes | Public Member Functions | Static Public Member Functions | List of all members
llvm::VPIRFlags Class Reference

Class to record and manage LLVM IR flags. More...

#include "Transforms/Vectorize/VPlan.h"

Inheritance diagram for llvm::VPIRFlags:
[legend]

Classes

struct  DisjointFlagsTy
struct  NonNegFlagsTy
struct  TruncFlagsTy
struct  WrapFlagsTy

Public Member Functions

 VPIRFlags ()
 VPIRFlags (Instruction &I)
 VPIRFlags (CmpInst::Predicate Pred)
 VPIRFlags (CmpInst::Predicate Pred, FastMathFlags FMFs)
 VPIRFlags (WrapFlagsTy WrapFlags)
 VPIRFlags (TruncFlagsTy TruncFlags)
 VPIRFlags (FastMathFlags FMFs)
 VPIRFlags (DisjointFlagsTy DisjointFlags)
 VPIRFlags (NonNegFlagsTy NonNegFlags)
 VPIRFlags (ExactFlagsTy ExactFlags)
 VPIRFlags (GEPNoWrapFlags GEPFlags)
 VPIRFlags (RecurKind Kind, bool IsOrdered, bool IsInLoop, FastMathFlags FMFs)
void transferFlags (VPIRFlags &Other)
void intersectFlags (const VPIRFlags &Other)
 Only keep flags also present in Other.
void dropPoisonGeneratingFlags ()
 Drop all poison-generating flags.
void applyFlags (Instruction &I) const
 Apply the IR flags to I.
CmpInst::Predicate getPredicate () const
void setPredicate (CmpInst::Predicate Pred)
GEPNoWrapFlags getGEPNoWrapFlags () const
bool hasPredicate () const
 Returns true if the recipe has a comparison predicate.
bool hasFastMathFlags () const
 Returns true if the recipe has fast-math flags.
LLVM_ABI_FOR_TEST FastMathFlags getFastMathFlags () const
bool hasNonNegFlag () const
 Returns true if the recipe has non-negative flag.
bool isNonNeg () const
bool hasNoUnsignedWrap () const
bool hasNoSignedWrap () const
bool isDisjoint () const
RecurKind getRecurKind () const
bool isReductionOrdered () const
bool isReductionInLoop () const
LLVM_ABI_FOR_TEST bool flagsValidForOpcode (unsigned Opcode) const
 Returns true if the set flags are valid for Opcode.
LLVM_ABI_FOR_TEST bool hasRequiredFlagsForOpcode (unsigned Opcode) const
 Returns true if Opcode has its required flags set.
void printFlags (raw_ostream &O) const

Static Public Member Functions

static VPIRFlags getDefaultFlags (unsigned Opcode)
 Returns default flags for Opcode for opcodes that support it, asserts otherwise.

Detailed Description

Class to record and manage LLVM IR flags.

Definition at line 671 of file VPlan.h.

Constructor & Destructor Documentation

◆ VPIRFlags() [1/12]

llvm::VPIRFlags::VPIRFlags ( )
inline

Definition at line 766 of file VPlan.h.

References AllFlags.

Referenced by getDefaultFlags(), intersectFlags(), transferFlags(), VPIRFlags(), llvm::VPRecipeWithIRFlags::VPRecipeWithIRFlags(), llvm::VPReductionPHIRecipe::VPReductionPHIRecipe(), llvm::VPWidenIntOrFpInductionRecipe::VPWidenIntOrFpInductionRecipe(), and llvm::VPWidenIntOrFpInductionRecipe::VPWidenIntOrFpInductionRecipe().

◆ VPIRFlags() [2/12]

llvm::VPIRFlags::VPIRFlags ( Instruction & I)
inline

Definition at line 768 of file VPlan.h.

References assert(), CmpPredStorage, DisjointFlags, llvm::dyn_cast(), ExactFlags, FCmpFlags, FMFs, GEP, GEPFlagsStorage, getGEPNoWrapFlags(), getPredicate(), I, NonNegFlags, llvm::Bitfield::set(), TruncFlags, VPIRFlags(), and WrapFlags.

◆ VPIRFlags() [3/12]

llvm::VPIRFlags::VPIRFlags ( CmpInst::Predicate Pred)
inline

Definition at line 806 of file VPlan.h.

References AllFlags, assert(), CmpPredStorage, getPredicate(), and llvm::Bitfield::set().

◆ VPIRFlags() [4/12]

llvm::VPIRFlags::VPIRFlags ( CmpInst::Predicate Pred,
FastMathFlags FMFs )
inline

Definition at line 811 of file VPlan.h.

References AllFlags, assert(), FCmpFlags, FMFs, getPredicate(), and llvm::Bitfield::set().

◆ VPIRFlags() [5/12]

llvm::VPIRFlags::VPIRFlags ( WrapFlagsTy WrapFlags)
inline

Definition at line 818 of file VPlan.h.

References AllFlags, and WrapFlags.

◆ VPIRFlags() [6/12]

llvm::VPIRFlags::VPIRFlags ( TruncFlagsTy TruncFlags)
inline

Definition at line 823 of file VPlan.h.

References AllFlags, and TruncFlags.

◆ VPIRFlags() [7/12]

llvm::VPIRFlags::VPIRFlags ( FastMathFlags FMFs)
inline

Definition at line 828 of file VPlan.h.

References AllFlags, and FMFs.

◆ VPIRFlags() [8/12]

llvm::VPIRFlags::VPIRFlags ( DisjointFlagsTy DisjointFlags)
inline

Definition at line 832 of file VPlan.h.

References AllFlags, and DisjointFlags.

◆ VPIRFlags() [9/12]

llvm::VPIRFlags::VPIRFlags ( NonNegFlagsTy NonNegFlags)
inline

Definition at line 837 of file VPlan.h.

References AllFlags, and NonNegFlags.

◆ VPIRFlags() [10/12]

llvm::VPIRFlags::VPIRFlags ( ExactFlagsTy ExactFlags)
inline

Definition at line 842 of file VPlan.h.

References AllFlags, and ExactFlags.

◆ VPIRFlags() [11/12]

llvm::VPIRFlags::VPIRFlags ( GEPNoWrapFlags GEPFlags)
inline

Definition at line 847 of file VPlan.h.

References AllFlags, GEPFlagsStorage, and llvm::GEPNoWrapFlags::getRaw().

◆ VPIRFlags() [12/12]

llvm::VPIRFlags::VPIRFlags ( RecurKind Kind,
bool IsOrdered,
bool IsInLoop,
FastMathFlags FMFs )
inline

Definition at line 852 of file VPlan.h.

References AllFlags, FMFs, and ReductionFlags.

Member Function Documentation

◆ applyFlags()

void llvm::VPIRFlags::applyFlags ( Instruction & I) const
inline

Apply the IR flags to I.

Definition at line 905 of file VPlan.h.

References llvm::cast(), DisjointFlags, ExactFlags, F, llvm::GEPNoWrapFlags::fromRaw(), GEPFlagsStorage, I, llvm_unreachable, NonNegFlags, TruncFlags, and WrapFlags.

Referenced by llvm::VPWidenCallRecipe::execute(), llvm::VPWidenCastRecipe::execute(), llvm::VPWidenIntrinsicRecipe::execute(), llvm::VPWidenRecipe::execute(), and scalarizeInstruction().

◆ dropPoisonGeneratingFlags()

void llvm::VPIRFlags::dropPoisonGeneratingFlags ( )
inline

Drop all poison-generating flags.

Definition at line 868 of file VPlan.h.

References DisjointFlags, ExactFlags, GEPFlagsStorage, NonNegFlags, TruncFlags, and WrapFlags.

◆ flagsValidForOpcode()

bool VPIRFlags::flagsValidForOpcode ( unsigned Opcode) const

Returns true if the set flags are valid for Opcode.

Definition at line 2135 of file VPlanRecipes.cpp.

References llvm::VPInstruction::ComputeReductionResult, llvm_unreachable, llvm::VPInstruction::PtrAdd, llvm::VPInstruction::ReductionStartVector, llvm::VPInstruction::WideIVStep, and llvm::VPInstruction::WidePtrAdd.

Referenced by llvm::VPInstruction::execute(), and llvm::VPInstruction::VPInstruction().

◆ getDefaultFlags()

VPIRFlags VPIRFlags::getDefaultFlags ( unsigned Opcode)
static

Returns default flags for Opcode for opcodes that support it, asserts otherwise.

Opcodes not supporting default flags include compares and ComputeReductionResult.

Definition at line 2092 of file VPlanRecipes.cpp.

References llvm::VPInstruction::CanonicalIVIncrementForPart, llvm::VPInstruction::ComputeReductionResult, llvm_unreachable, llvm::GEPNoWrapFlags::none(), llvm::VPInstruction::PtrAdd, VPIRFlags(), and llvm::VPInstruction::WidePtrAdd.

Referenced by llvm::VPlanSlp::buildGraph(), llvm::VPlanTransforms::convertToConcreteRecipes(), llvm::VPBuilder::createWidenCast(), hasRequiredFlagsForOpcode(), optimizeMaskToEVL(), optimizeVectorInductionWidthForTCAndVFUF(), and llvm::VPlanTransforms::truncateToMinimalBitwidths().

◆ getFastMathFlags()

FastMathFlags VPIRFlags::getFastMathFlags ( ) const

Definition at line 369 of file VPlanRecipes.cpp.

References assert(), F, llvm::FastMathFlags::setAllowContract(), llvm::FastMathFlags::setAllowReassoc(), llvm::FastMathFlags::setAllowReciprocal(), llvm::FastMathFlags::setApproxFunc(), llvm::FastMathFlags::setNoInfs(), llvm::FastMathFlags::setNoNaNs(), and llvm::FastMathFlags::setNoSignedZeros().

Referenced by llvm::VPReductionRecipe::clone(), llvm::VPScalarIVStepsRecipe::clone(), llvm::VPReductionRecipe::computeCost(), llvm::VPInstruction::execute(), llvm::VPReductionEVLRecipe::execute(), llvm::VPReductionRecipe::execute(), llvm::VPScalarIVStepsRecipe::execute(), printFlags(), llvm::VPReductionEVLRecipe::VPReductionEVLRecipe(), and llvm::VPScalarIVStepsRecipe::VPScalarIVStepsRecipe().

◆ getGEPNoWrapFlags()

GEPNoWrapFlags llvm::VPIRFlags::getGEPNoWrapFlags ( ) const
inline

Definition at line 966 of file VPlan.h.

References llvm::GEPNoWrapFlags::fromRaw(), and GEPFlagsStorage.

Referenced by llvm::VPVectorEndPointerRecipe::clone(), llvm::VPVectorPointerRecipe::clone(), llvm::VPVectorEndPointerRecipe::execute(), llvm::VPVectorPointerRecipe::execute(), llvm::VPWidenGEPRecipe::execute(), printFlags(), and VPIRFlags().

◆ getPredicate()

CmpInst::Predicate llvm::VPIRFlags::getPredicate ( ) const
inline

Definition at line 948 of file VPlan.h.

References assert(), CmpPredStorage, FCmpFlags, and llvm::Bitfield::get().

Referenced by llvm::VPWidenRecipe::execute(), llvm::VPRecipeWithIRFlags::getCostForRecipeWithOpcode(), printFlags(), scalarizeInstruction(), setPredicate(), VPIRFlags(), VPIRFlags(), and VPIRFlags().

◆ getRecurKind()

RecurKind llvm::VPIRFlags::getRecurKind ( ) const
inline

Definition at line 1020 of file VPlan.h.

References assert(), and ReductionFlags.

Referenced by llvm::VPlanTransforms::handleMultiUseReductions(), and printFlags().

◆ hasFastMathFlags()

bool llvm::VPIRFlags::hasFastMathFlags ( ) const
inline

Returns true if the recipe has fast-math flags.

Definition at line 976 of file VPlan.h.

Referenced by llvm::VPInstruction::execute().

◆ hasNonNegFlag()

bool llvm::VPIRFlags::hasNonNegFlag ( ) const
inline

Returns true if the recipe has non-negative flag.

Definition at line 984 of file VPlan.h.

◆ hasNoSignedWrap()

bool llvm::VPIRFlags::hasNoSignedWrap ( ) const
inline

Definition at line 1003 of file VPlan.h.

References llvm_unreachable, TruncFlags, and WrapFlags.

◆ hasNoUnsignedWrap()

bool llvm::VPIRFlags::hasNoUnsignedWrap ( ) const
inline

Definition at line 992 of file VPlan.h.

References llvm_unreachable, TruncFlags, and WrapFlags.

◆ hasPredicate()

bool llvm::VPIRFlags::hasPredicate ( ) const
inline

Returns true if the recipe has a comparison predicate.

Definition at line 971 of file VPlan.h.

Referenced by scalarizeInstruction().

◆ hasRequiredFlagsForOpcode()

bool VPIRFlags::hasRequiredFlagsForOpcode ( unsigned Opcode) const

Returns true if Opcode has its required flags set.

Definition at line 2175 of file VPlanRecipes.cpp.

References llvm::VPInstruction::ComputeReductionResult, getDefaultFlags(), and llvm::Required.

Referenced by llvm::VPInstruction::execute(), and llvm::VPInstruction::VPInstruction().

◆ intersectFlags()

void VPIRFlags::intersectFlags ( const VPIRFlags & Other)

Only keep flags also present in Other.

Other must have the same OpType as the current object.

Definition at line 319 of file VPlanRecipes.cpp.

References assert(), CmpPredStorage, DisjointFlags, ExactFlags, FCmpFlags, GEPFlagsStorage, NonNegFlags, ReductionFlags, TruncFlags, VPIRFlags(), and WrapFlags.

◆ isDisjoint()

bool llvm::VPIRFlags::isDisjoint ( ) const
inline

Definition at line 1014 of file VPlan.h.

References assert(), and DisjointFlags.

◆ isNonNeg()

bool llvm::VPIRFlags::isNonNeg ( ) const
inline

Definition at line 986 of file VPlan.h.

References assert(), and NonNegFlags.

◆ isReductionInLoop()

bool llvm::VPIRFlags::isReductionInLoop ( ) const
inline

Definition at line 1032 of file VPlan.h.

References assert(), and ReductionFlags.

Referenced by printFlags().

◆ isReductionOrdered()

bool llvm::VPIRFlags::isReductionOrdered ( ) const
inline

Definition at line 1026 of file VPlan.h.

References assert(), and ReductionFlags.

Referenced by printFlags().

◆ printFlags()

void VPIRFlags::printFlags ( raw_ostream & O) const

Definition at line 2190 of file VPlanRecipes.cpp.

References llvm::AnyOf, DisjointFlags, ExactFlags, llvm::FMaximum, llvm::FMaximumNum, llvm::FMaxNum, llvm::FMinimum, llvm::FMinimumNum, llvm::FMinNum, getFastMathFlags(), getGEPNoWrapFlags(), llvm::RecurrenceDescriptor::getOpcode(), llvm::Instruction::getOpcodeName(), getPredicate(), llvm::CmpInst::getPredicateName(), getRecurKind(), isReductionInLoop(), isReductionOrdered(), NonNegFlags, llvm::FastMathFlags::print(), llvm::SMax, llvm::SMin, TruncFlags, llvm::UMax, llvm::UMin, and WrapFlags.

Referenced by llvm::VPBlendRecipe::printRecipe(), llvm::VPInstruction::printRecipe(), llvm::VPPhi::printRecipe(), llvm::VPReductionEVLRecipe::printRecipe(), llvm::VPReductionPHIRecipe::printRecipe(), llvm::VPReductionRecipe::printRecipe(), llvm::VPReplicateRecipe::printRecipe(), llvm::VPVectorEndPointerRecipe::printRecipe(), llvm::VPVectorPointerRecipe::printRecipe(), llvm::VPWidenCallRecipe::printRecipe(), llvm::VPWidenCastRecipe::printRecipe(), llvm::VPWidenGEPRecipe::printRecipe(), llvm::VPWidenIntOrFpInductionRecipe::printRecipe(), llvm::VPWidenIntrinsicRecipe::printRecipe(), and llvm::VPWidenRecipe::printRecipe().

◆ setPredicate()

void llvm::VPIRFlags::setPredicate ( CmpInst::Predicate Pred)
inline

Definition at line 956 of file VPlan.h.

References assert(), CmpPredStorage, FCmpFlags, getPredicate(), and llvm::Bitfield::set().

◆ transferFlags()

void llvm::VPIRFlags::transferFlags ( VPIRFlags & Other)
inline

Definition at line 857 of file VPlan.h.

References AllFlags, and VPIRFlags().

Member Data Documentation

◆ AllFlags

uint8_t llvm::VPIRFlags::AllFlags[2]

Definition at line 762 of file VPlan.h.

Referenced by transferFlags(), VPIRFlags(), VPIRFlags(), VPIRFlags(), VPIRFlags(), VPIRFlags(), VPIRFlags(), VPIRFlags(), VPIRFlags(), VPIRFlags(), VPIRFlags(), and VPIRFlags().

◆ CmpPredStorage

uint8_t llvm::VPIRFlags::CmpPredStorage

Definition at line 752 of file VPlan.h.

Referenced by getPredicate(), intersectFlags(), setPredicate(), VPIRFlags(), and VPIRFlags().

◆ DisjointFlags

DisjointFlagsTy llvm::VPIRFlags::DisjointFlags

Definition at line 755 of file VPlan.h.

Referenced by applyFlags(), dropPoisonGeneratingFlags(), intersectFlags(), isDisjoint(), printFlags(), VPIRFlags(), and VPIRFlags().

◆ ExactFlags

ExactFlagsTy llvm::VPIRFlags::ExactFlags

Definition at line 756 of file VPlan.h.

Referenced by applyFlags(), dropPoisonGeneratingFlags(), intersectFlags(), printFlags(), VPIRFlags(), and VPIRFlags().

◆ FCmpFlags

FCmpFlagsTy llvm::VPIRFlags::FCmpFlags

Definition at line 760 of file VPlan.h.

Referenced by getPredicate(), intersectFlags(), setPredicate(), VPIRFlags(), and VPIRFlags().

◆ FMFs

FastMathFlagsTy llvm::VPIRFlags::FMFs

Definition at line 759 of file VPlan.h.

Referenced by llvm::VPReductionRecipe::computeCost(), VPIRFlags(), VPIRFlags(), VPIRFlags(), VPIRFlags(), llvm::VPReductionRecipe::VPReductionRecipe(), llvm::VPReductionRecipe::VPReductionRecipe(), llvm::VPReductionRecipe::VPReductionRecipe(), and llvm::VPScalarIVStepsRecipe::VPScalarIVStepsRecipe().

◆ GEPFlagsStorage

uint8_t llvm::VPIRFlags::GEPFlagsStorage

Definition at line 757 of file VPlan.h.

Referenced by applyFlags(), dropPoisonGeneratingFlags(), getGEPNoWrapFlags(), intersectFlags(), VPIRFlags(), and VPIRFlags().

◆ NonNegFlags

NonNegFlagsTy llvm::VPIRFlags::NonNegFlags

Definition at line 758 of file VPlan.h.

Referenced by applyFlags(), dropPoisonGeneratingFlags(), intersectFlags(), isNonNeg(), printFlags(), VPIRFlags(), and VPIRFlags().

◆ ReductionFlags

ReductionFlagsTy llvm::VPIRFlags::ReductionFlags

Definition at line 761 of file VPlan.h.

Referenced by getRecurKind(), intersectFlags(), isReductionInLoop(), isReductionOrdered(), and VPIRFlags().

◆ TruncFlags

TruncFlagsTy llvm::VPIRFlags::TruncFlags

Definition at line 754 of file VPlan.h.

Referenced by applyFlags(), dropPoisonGeneratingFlags(), hasNoSignedWrap(), hasNoUnsignedWrap(), intersectFlags(), printFlags(), VPIRFlags(), and VPIRFlags().

◆ WrapFlags

WrapFlagsTy llvm::VPIRFlags::WrapFlags

Definition at line 753 of file VPlan.h.

Referenced by applyFlags(), dropPoisonGeneratingFlags(), hasNoSignedWrap(), hasNoUnsignedWrap(), intersectFlags(), printFlags(), VPIRFlags(), and VPIRFlags().

The documentation for this class was generated from the following files:
Generated on for LLVM by doxygen 1.14.0