This class represents a list of constant ranges. More...

#include "llvm/IR/ConstantRangeList.h"

Public Member Functions
	ConstantRangeList ()=default

	ConstantRangeList (ArrayRef< ConstantRange > RangesRef)

ArrayRef< ConstantRange >	rangesRef () const

SmallVectorImpl< ConstantRange >::iterator	begin ()

SmallVectorImpl< ConstantRange >::iterator	end ()

SmallVectorImpl< ConstantRange >::const_iterator	begin () const

SmallVectorImpl< ConstantRange >::const_iterator	end () const

ConstantRange	getRange (unsigned i) const

bool	empty () const
	Return true if this list contains no members.

uint32_t	getBitWidth () const
	Get the bit width of this ConstantRangeList.

size_t	size () const
	Return the number of ranges in this ConstantRangeList.

void	insert (const ConstantRange &NewRange)
	Insert a new range to Ranges and keep the list ordered.

void	insert (int64_t Lower, int64_t Upper)

void	subtract (const ConstantRange &SubRange)

ConstantRangeList	unionWith (const ConstantRangeList &CRL) const
	Return the range list that results from the union of this ConstantRangeList with another ConstantRangeList, "CRL".

ConstantRangeList	intersectWith (const ConstantRangeList &CRL) const
	Return the range list that results from the intersection of this ConstantRangeList with another ConstantRangeList, "CRL".

bool	operator== (const ConstantRangeList &CRL) const
	Return true if this range list is equal to another range list.

bool	operator!= (const ConstantRangeList &CRL) const

void	print (raw_ostream &OS) const
	Print out the ranges to a stream.

void	dump () const

Static Public Member Functions
static bool	isOrderedRanges (ArrayRef< ConstantRange > RangesRef)

static std::optional< ConstantRangeList >	getConstantRangeList (ArrayRef< ConstantRange > RangesRef)

Detailed Description

This class represents a list of constant ranges.

Definition at line 30 of file ConstantRangeList.h.

Constructor & Destructor Documentation

◆ ConstantRangeList() [1/2]

llvm::ConstantRangeList::ConstantRangeList ( )

default

Referenced by getConstantRangeList().

◆ ConstantRangeList() [2/2]

llvm::ConstantRangeList::ConstantRangeList ( ArrayRef< ConstantRange > RangesRef )

inline

Definition at line 35 of file ConstantRangeList.h.

References assert(), and getBitWidth().

Member Function Documentation

◆ begin() [1/2]

SmallVectorImpl< ConstantRange >::iterator llvm::ConstantRangeList::begin ( )

inline

Definition at line 49 of file ConstantRangeList.h.

◆ begin() [2/2]

SmallVectorImpl< ConstantRange >::const_iterator llvm::ConstantRangeList::begin ( ) const

inline

Definition at line 51 of file ConstantRangeList.h.

◆ dump()

LLVM_DUMP_METHOD void ConstantRangeList::dump ( ) const

Definition at line 242 of file ConstantRangeList.cpp.

References llvm::dbgs(), and print().

◆ empty()

bool llvm::ConstantRangeList::empty ( ) const

inline

Return true if this list contains no members.

Definition at line 60 of file ConstantRangeList.h.

Referenced by inferInitializes(), insert(), intersectWith(), subtract(), and unionWith().

◆ end() [1/2]

SmallVectorImpl< ConstantRange >::iterator llvm::ConstantRangeList::end ( )

inline

Definition at line 50 of file ConstantRangeList.h.

◆ end() [2/2]

SmallVectorImpl< ConstantRange >::const_iterator llvm::ConstantRangeList::end ( ) const

inline

Definition at line 54 of file ConstantRangeList.h.

◆ getBitWidth()

uint32_t llvm::ConstantRangeList::getBitWidth ( ) const

inline

Get the bit width of this ConstantRangeList.

It is invalid to call this with an empty range.

Definition at line 64 of file ConstantRangeList.h.

Referenced by insert(), intersectWith(), subtract(), and unionWith().

◆ getConstantRangeList()

std::optional< ConstantRangeList > ConstantRangeList::getConstantRangeList ( ArrayRef< ConstantRange > RangesRef )

static

Definition at line 31 of file ConstantRangeList.cpp.

References ConstantRangeList(), and isOrderedRanges().

◆ getRange()

ConstantRange llvm::ConstantRangeList::getRange ( unsigned i ) const

inline

Definition at line 57 of file ConstantRangeList.h.

◆ insert() [1/2]

void ConstantRangeList::insert ( const ConstantRange & NewRange )

Insert a new range to Ranges and keep the list ordered.

Definition at line 37 of file ConstantRangeList.cpp.

References assert(), llvm::SmallVectorTemplateCommon< T, typename >::begin(), empty(), llvm::SmallVectorTemplateCommon< T, typename >::end(), llvm::ConstantRange::getBitWidth(), getBitWidth(), llvm::ConstantRange::getLower(), llvm::ConstantRange::getUpper(), llvm::ConstantRange::isEmptySet(), llvm::ConstantRange::isFullSet(), llvm::lower_bound(), llvm::APInt::sle(), llvm::APInt::slt(), and llvm::APIntOps::smax().

◆ insert() [2/2]

void llvm::ConstantRangeList::insert	(	int64_t	Lower,
		int64_t	Upper
	)

inline

Definition at line 71 of file ConstantRangeList.h.

References llvm::Upper.

◆ intersectWith()

ConstantRangeList ConstantRangeList::intersectWith ( const ConstantRangeList & CRL ) const

Return the range list that results from the intersection of this ConstantRangeList with another ConstantRangeList, "CRL".

Definition at line 197 of file ConstantRangeList.cpp.

References assert(), empty(), End, getBitWidth(), llvm::ConstantRange::getLower(), llvm::ConstantRange::getUpper(), Range, size(), llvm::APInt::slt(), llvm::APIntOps::smax(), and llvm::APIntOps::smin().

Referenced by llvm::MDNode::getMostGenericNoaliasAddrspace(), and inferInitializes().

◆ isOrderedRanges()

bool ConstantRangeList::isOrderedRanges ( ArrayRef< ConstantRange > RangesRef )

static

Definition at line 14 of file ConstantRangeList.cpp.

References llvm::ArrayRef< T >::empty(), llvm::ConstantRange::getLower(), llvm::ConstantRange::getUpper(), Range, llvm::APInt::sge(), and llvm::ArrayRef< T >::size().

Referenced by getConstantRangeList().

◆ operator!=()

bool llvm::ConstantRangeList::operator!= ( const ConstantRangeList & CRL ) const

inline

Definition at line 90 of file ConstantRangeList.h.

References llvm::operator==().

◆ operator==()

bool llvm::ConstantRangeList::operator== ( const ConstantRangeList & CRL ) const

inline

Return true if this range list is equal to another range list.

Definition at line 87 of file ConstantRangeList.h.

◆ print()

void ConstantRangeList::print ( raw_ostream & OS ) const

Print out the ranges to a stream.

Definition at line 235 of file ConstantRangeList.cpp.

References llvm::ConstantRange::getLower(), llvm::ConstantRange::getUpper(), llvm::interleaveComma(), and OS.

Referenced by dump(), and llvm::Attribute::getAsString().

◆ rangesRef()

ArrayRef< ConstantRange > llvm::ConstantRangeList::rangesRef ( ) const

inline

Definition at line 48 of file ConstantRangeList.h.

Referenced by llvm::AttrBuilder::addInitializesAttr(), and inferInitializes().

◆ size()

size_t llvm::ConstantRangeList::size ( ) const

inline

Return the number of ranges in this ConstantRangeList.

Definition at line 67 of file ConstantRangeList.h.

Referenced by intersectWith(), and unionWith().

◆ subtract()

void ConstantRangeList::subtract ( const ConstantRange & SubRange )

Definition at line 86 of file ConstantRangeList.cpp.

References assert(), empty(), End, llvm::ConstantRange::getBitWidth(), getBitWidth(), llvm::ConstantRange::getLower(), llvm::ConstantRange::getUpper(), llvm::ConstantRange::isEmptySet(), llvm::ConstantRange::isFullSet(), Range, llvm::APInt::sge(), llvm::APInt::sle(), and llvm::APInt::slt().

Referenced by inferInitializes().

◆ unionWith()

ConstantRangeList ConstantRangeList::unionWith ( const ConstantRangeList & CRL ) const

Return the range list that results from the union of this ConstantRangeList with another ConstantRangeList, "CRL".

Definition at line 146 of file ConstantRangeList.cpp.

References assert(), empty(), getBitWidth(), llvm::ConstantRange::getLower(), llvm::ConstantRange::getUpper(), size(), llvm::APInt::slt(), and llvm::APIntOps::smax().

Referenced by inferInitializes().

The documentation for this class was generated from the following files:

include/llvm/IR/ConstantRangeList.h
lib/IR/ConstantRangeList.cpp

Public Member Functions

Static Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ ConstantRangeList() [1/2]

◆ ConstantRangeList() [2/2]

Member Function Documentation

◆ begin() [1/2]

◆ begin() [2/2]

◆ dump()

◆ empty()

◆ end() [1/2]

◆ end() [2/2]

◆ getBitWidth()

◆ getConstantRangeList()

◆ getRange()

◆ insert() [1/2]

◆ insert() [2/2]

◆ intersectWith()

◆ isOrderedRanges()

◆ operator!=()

◆ operator==()

◆ print()

◆ rangesRef()

◆ size()

◆ subtract()

◆ unionWith()