llvm::AliasSet Class Reference

#include "llvm/Analysis/AliasSetTracker.h"

Inheritance diagram for llvm::AliasSet:

Public Types
using	iterator = SmallVectorImpl< MemoryLocation >::const_iterator
using	PointerVector = SmallVector< const Value *, 8 >
	Retrieve the pointer values for the memory locations in this alias set.

Public Member Functions
	AliasSet (const AliasSet &)=delete
AliasSet &	operator= (const AliasSet &)=delete
bool	isRef () const
	Accessors...
bool	isMod () const
bool	isMustAlias () const
bool	isMayAlias () const
bool	isForwardingAliasSet () const
	Return true if this alias set should be ignored as part of the AliasSetTracker object.
void	mergeSetIn (AliasSet &AS, AliasSetTracker &AST, BatchAAResults &BatchAA)
	Merge the specified alias set into this alias set.
iterator	begin () const
iterator	end () const
unsigned	size () const
PointerVector	getPointers () const
void	print (raw_ostream &OS) const
void	dump () const
AliasResult	aliasesMemoryLocation (const MemoryLocation &MemLoc, BatchAAResults &AA) const
	If the specified memory location "may" (or must) alias one of the members in the set return the appropriate AliasResult.
ModRefInfo	aliasesUnknownInst (const Instruction *Inst, BatchAAResults &AA) const
Public Member Functions inherited from llvm::ilist_node_impl< OptionsT >
self_iterator	getIterator ()
const_self_iterator	getIterator () const
reverse_self_iterator	getReverseIterator ()
const_reverse_self_iterator	getReverseIterator () const
bool	isSentinel () const
	Check whether this is the sentinel node.
Public Member Functions inherited from llvm::ilist_detail::node_parent_access< ilist_node_impl< OptionsT >, OptionsT::parent_ty >
const OptionsT::parent_ty *	getParent () const
OptionsT::parent_ty *	getParent ()
void	setParent (OptionsT::parent_ty *Parent)

Friends
class	AliasSetTracker

Additional Inherited Members
Protected Types inherited from llvm::ilist_node_impl< OptionsT >
using	self_iterator = typename ilist_select_iterator_type< OptionsT::has_iterator_bits, OptionsT, false, false >::type
using	const_self_iterator = typename ilist_select_iterator_type< OptionsT::has_iterator_bits, OptionsT, false, true >::type
using	reverse_self_iterator = typename ilist_select_iterator_type< OptionsT::has_iterator_bits, OptionsT, true, false >::type
using	const_reverse_self_iterator = typename ilist_select_iterator_type< OptionsT::has_iterator_bits, OptionsT, true, true >::type
Protected Member Functions inherited from llvm::ilist_node_impl< OptionsT >
	ilist_node_impl ()=default

Detailed Description

Definition at line 48 of file AliasSetTracker.h.

Member Typedef Documentation

iterator

using llvm::AliasSet::iterator = SmallVectorImpl<MemoryLocation>::const_iterator

Definition at line 120 of file AliasSetTracker.h.

PointerVector

using llvm::AliasSet::PointerVector = SmallVector<const Value *, 8>

Retrieve the pointer values for the memory locations in this alias set.

The order matches that of the memory locations, but duplicate pointer values are omitted.

Definition at line 129 of file AliasSetTracker.h.

Constructor & Destructor Documentation

AliasSet()

llvm::AliasSet::AliasSet ( const AliasSet &  )

delete

Member Function Documentation

aliasesMemoryLocation()

AliasResult AliasSet::aliasesMemoryLocation	(	const MemoryLocation &	MemLoc,
		BatchAAResults &	AA
	)		const

If the specified memory location "may" (or must) alias one of the members in the set return the appropriate AliasResult.

aliasesMemoryLocation - If the specified memory location "may" (or must) alias one of the members in the set return the appropriate AliasResult.

Otherwise return NoAlias.

Definition at line 153 of file AliasSetTracker.cpp.

References llvm::BatchAAResults::alias(), llvm::BatchAAResults::getModRefInfo(), llvm::isModOrRefSet(), llvm::AliasResult::MayAlias, and llvm::AliasResult::NoAlias.

aliasesUnknownInst()

ModRefInfo AliasSet::aliasesUnknownInst	(	const Instruction *	Inst,
		BatchAAResults &	AA
	)		const

Definition at line 173 of file AliasSetTracker.cpp.

References llvm::BatchAAResults::getModRefInfo(), llvm::isModAndRefSet(), llvm::isModOrRefSet(), llvm::Instruction::mayReadOrWriteMemory(), llvm::ModRef, and llvm::NoModRef.

begin()

iterator llvm::AliasSet::begin ( ) const

inline

Definition at line 121 of file AliasSetTracker.h.

References llvm::SmallVectorTemplateCommon< T, typename >::begin().

dump()

LLVM_DUMP_METHOD void AliasSet::dump

(

)

const

Definition at line 564 of file AliasSetTracker.cpp.

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

end()

iterator llvm::AliasSet::end ( ) const

inline

Definition at line 122 of file AliasSetTracker.h.

References llvm::SmallVectorTemplateCommon< T, typename >::end().

getPointers()

AliasSet::PointerVector AliasSet::getPointers

(

)

const

Definition at line 202 of file AliasSetTracker.cpp.

References llvm::SetVector< T, Vector, Set, N >::insert(), llvm::MemoryLocation::Ptr, and llvm::SetVector< T, Vector, Set, N >::takeVector().

isForwardingAliasSet()

bool llvm::AliasSet::isForwardingAliasSet ( ) const

inline

Return true if this alias set should be ignored as part of the AliasSetTracker object.

Definition at line 113 of file AliasSetTracker.h.

isMayAlias()

bool llvm::AliasSet::isMayAlias ( ) const

inline

Definition at line 109 of file AliasSetTracker.h.

isMod()

bool llvm::AliasSet::isMod ( ) const

inline

Definition at line 107 of file AliasSetTracker.h.

References Access.

isMustAlias()

bool llvm::AliasSet::isMustAlias ( ) const

inline

Definition at line 108 of file AliasSetTracker.h.

isRef()

bool llvm::AliasSet::isRef ( ) const

inline

Accessors...

Definition at line 106 of file AliasSetTracker.h.

References Access.

mergeSetIn()

void AliasSet::mergeSetIn	(	AliasSet &	AS,
		AliasSetTracker &	AST,
		BatchAAResults &	BatchAA
	)

Merge the specified alias set into this alias set.

mergeSetIn - Merge the specified alias set into this alias set.

Definition at line 43 of file AliasSetTracker.cpp.

References llvm::any_of(), llvm::append_range(), assert(), and std::swap().

operator=()

AliasSet & llvm::AliasSet::operator= ( const AliasSet &  )

delete

print()

void AliasSet::print

(

raw_ostream &

OS

)

const

Definition at line 512 of file AliasSetTracker.cpp.

References llvm::LocationSize::afterPointer(), llvm::LocationSize::beforeOrAfterPointer(), I, llvm_unreachable, OS, llvm::Value::printAsOperand(), llvm::MemoryLocation::Ptr, and llvm::MemoryLocation::Size.

Referenced by dump(), llvm::operator<<(), and llvm::AliasSetTracker::print().

size()

unsigned llvm::AliasSet::size ( ) const

inline

Definition at line 124 of file AliasSetTracker.h.

References llvm::SmallVectorBase< Size_T >::size().

Friends And Related Function Documentation

AliasSetTracker

friend class AliasSetTracker

friend

Definition at line 49 of file AliasSetTracker.h.

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

• include/llvm/Analysis/AliasSetTracker.h
• lib/Analysis/AliasSetTracker.cpp