llvm::ValueInfo Struct Reference

Struct that holds a reference to a particular GUID in a global value summary. More...

#include "llvm/IR/ModuleSummaryIndex.h"

Public Types
enum	Flags { HaveGV = 1 , ReadOnly = 2 , WriteOnly = 4 }

Public Member Functions
	ValueInfo ()=default
	ValueInfo (bool HaveGVs, const GlobalValueSummaryMapTy::value_type *R)
	operator bool () const
GlobalValue::GUID	getGUID () const
const GlobalValue *	getValue () const
ArrayRef< std::unique_ptr< GlobalValueSummary > >	getSummaryList () const
StringRef	name () const
bool	haveGVs () const
bool	isReadOnly () const
bool	isWriteOnly () const
unsigned	getAccessSpecifier () const
bool	isValidAccessSpecifier () const
void	setReadOnly ()
void	setWriteOnly ()
const GlobalValueSummaryMapTy::value_type *	getRef () const
GlobalValue::VisibilityTypes	getELFVisibility () const
	Returns the most constraining visibility among summaries.
bool	isDSOLocal (bool WithDSOLocalPropagation=false) const
	Checks if all summaries are DSO local (have the flag set).
bool	canAutoHide () const
	Checks if all copies are eligible for auto-hiding (have flag set).

Public Attributes
PointerIntPair< const GlobalValueSummaryMapTy::value_type *, 3, int >	RefAndFlags

Detailed Description

Struct that holds a reference to a particular GUID in a global value summary.

Definition at line 169 of file ModuleSummaryIndex.h.

Member Enumeration Documentation

Flags

enum llvm::ValueInfo::Flags

Enumerator
HaveGV
ReadOnly
WriteOnly

Definition at line 170 of file ModuleSummaryIndex.h.

Constructor & Destructor Documentation

ValueInfo() [1/2]

llvm::ValueInfo::ValueInfo ( )

default

ValueInfo() [2/2]

llvm::ValueInfo::ValueInfo ( bool  HaveGVs, const GlobalValueSummaryMapTy::value_type *  R  )

inline

Definition at line 175 of file ModuleSummaryIndex.h.

References RefAndFlags, llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::setInt(), and llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::setPointer().

Member Function Documentation

canAutoHide()

bool ValueInfo::canAutoHide

(

)

const

Checks if all copies are eligible for auto-hiding (have flag set).

Definition at line 67 of file ModuleSummaryIndex.cpp.

References llvm::all_of(), and getSummaryList().

getAccessSpecifier()

unsigned llvm::ValueInfo::getAccessSpecifier ( ) const

inline

Definition at line 206 of file ModuleSummaryIndex.h.

References assert(), llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::getInt(), isValidAccessSpecifier(), ReadOnly, RefAndFlags, and WriteOnly.

Referenced by setReadOnly(), and setWriteOnly().

getELFVisibility()

GlobalValue::VisibilityTypes ValueInfo::getELFVisibility

(

)

const

Returns the most constraining visibility among summaries.

The visibilities, ordered from least to most constraining, are: default, protected and hidden.

Definition at line 42 of file ModuleSummaryIndex.cpp.

References llvm::GlobalValue::DefaultVisibility, getSummaryList(), llvm::GlobalValue::HiddenVisibility, llvm::make_pointee_range(), and llvm::GlobalValue::ProtectedVisibility.

getGUID()

GlobalValue::GUID llvm::ValueInfo::getGUID ( ) const

inline

Definition at line 182 of file ModuleSummaryIndex.h.

References getRef().

Referenced by llvm::AliasSummary::getAliaseeGUID().

getRef()

const GlobalValueSummaryMapTy::value_type * llvm::ValueInfo::getRef ( ) const

inline

Definition at line 225 of file ModuleSummaryIndex.h.

References llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::getPointer(), and RefAndFlags.

Referenced by getGUID(), getSummaryList(), getValue(), name(), and operator bool().

getSummaryList()

ArrayRef< std::unique_ptr< GlobalValueSummary > > llvm::ValueInfo::getSummaryList ( ) const

inline

Definition at line 188 of file ModuleSummaryIndex.h.

References getRef().

Referenced by canAutoHide(), getELFVisibility(), llvm::AliasSummary::hasAliasee(), isDSOLocal(), and mustBeUnreachableFunction().

getValue()

const GlobalValue * llvm::ValueInfo::getValue ( ) const

inline

Definition at line 183 of file ModuleSummaryIndex.h.

References assert(), getRef(), and haveGVs().

haveGVs()

bool llvm::ValueInfo::haveGVs ( ) const

inline

Definition at line 197 of file ModuleSummaryIndex.h.

References llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::getInt(), HaveGV, and RefAndFlags.

Referenced by getValue(), and name().

isDSOLocal()

bool ValueInfo::isDSOLocal

(

bool

WithDSOLocalPropagation = false

)

const

Checks if all summaries are DSO local (have the flag set).

When DSOLocal propagation has been done, set the parameter to enable fast check.

Definition at line 54 of file ModuleSummaryIndex.cpp.

References llvm::all_of(), and getSummaryList().

isReadOnly()

bool llvm::ValueInfo::isReadOnly ( ) const

inline

Definition at line 198 of file ModuleSummaryIndex.h.

References assert(), llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::getInt(), isValidAccessSpecifier(), ReadOnly, and RefAndFlags.

Referenced by resolveFwdRef().

isValidAccessSpecifier()

bool llvm::ValueInfo::isValidAccessSpecifier ( ) const

inline

Definition at line 210 of file ModuleSummaryIndex.h.

References llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::getInt(), ReadOnly, RefAndFlags, and WriteOnly.

Referenced by getAccessSpecifier(), isReadOnly(), and isWriteOnly().

isWriteOnly()

bool llvm::ValueInfo::isWriteOnly ( ) const

inline

Definition at line 202 of file ModuleSummaryIndex.h.

References assert(), llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::getInt(), isValidAccessSpecifier(), RefAndFlags, and WriteOnly.

Referenced by resolveFwdRef().

name()

StringRef llvm::ValueInfo::name ( ) const

inline

Definition at line 192 of file ModuleSummaryIndex.h.

References getRef(), and haveGVs().

operator bool()

llvm::ValueInfo::operator bool ( ) const

inlineexplicit

Definition at line 180 of file ModuleSummaryIndex.h.

References getRef().

setReadOnly()

void llvm::ValueInfo::setReadOnly ( )

inline

Definition at line 214 of file ModuleSummaryIndex.h.

References assert(), getAccessSpecifier(), llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::getInt(), ReadOnly, RefAndFlags, and llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::setInt().

Referenced by resolveFwdRef().

setWriteOnly()

void llvm::ValueInfo::setWriteOnly ( )

inline

Definition at line 220 of file ModuleSummaryIndex.h.

References assert(), getAccessSpecifier(), llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::getInt(), RefAndFlags, llvm::PointerIntPair< PointerTy, IntBits, IntType, PtrTraits, Info >::setInt(), and WriteOnly.

Referenced by resolveFwdRef().

Member Data Documentation

RefAndFlags

PointerIntPair<const GlobalValueSummaryMapTy::value_type *, 3, int> llvm::ValueInfo::RefAndFlags

Definition at line 172 of file ModuleSummaryIndex.h.

Referenced by getAccessSpecifier(), getRef(), haveGVs(), isReadOnly(), isValidAccessSpecifier(), isWriteOnly(), setReadOnly(), setWriteOnly(), and ValueInfo().

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

• include/llvm/IR/ModuleSummaryIndex.h
• lib/IR/ModuleSummaryIndex.cpp