llvm::StableFunctionMap Struct Reference

#include "llvm/CGData/StableFunctionMap.h"

Classes
struct	StableFunctionEntry
	An efficient form of StableFunction for fast look-up. More...

Public Types
enum	SizeType { UniqueHashCount , TotalFunctionCount , MergeableFunctionCount }
using	HashFuncsMapType = DenseMap< stable_hash, SmallVector< std::unique_ptr< StableFunctionEntry > > >

Public Member Functions
const HashFuncsMapType &	getFunctionMap () const
	Get the HashToFuncs map for serialization.
const SmallVector< std::string >	getNames () const
	Get the NameToId vector for serialization.
unsigned	getIdOrCreateForName (StringRef Name)
	Get an existing ID associated with the given name or create a new ID if it doesn't exist.
std::optional< std::string >	getNameForId (unsigned Id) const
	Get the name associated with a given ID.
void	insert (const StableFunction &Func)
	Insert a StableFunction object into the function map.
void	merge (const StableFunctionMap &OtherMap)
	Merge a OtherMap into this function map.
bool	empty () const
size_t	size (SizeType Type=UniqueHashCount) const
void	finalize (bool SkipTrim=false)
	Finalize the stable function map by trimming content.

Friends
struct	StableFunctionMapRecord

Detailed Description

Definition at line 51 of file StableFunctionMap.h.

Member Typedef Documentation

HashFuncsMapType

using llvm::StableFunctionMap::HashFuncsMapType = DenseMap<stable_hash, SmallVector<std::unique_ptr<StableFunctionEntry> >>

Definition at line 74 of file StableFunctionMap.h.

Member Enumeration Documentation

SizeType

enum llvm::StableFunctionMap::SizeType

Enumerator
UniqueHashCount
TotalFunctionCount
MergeableFunctionCount

Definition at line 101 of file StableFunctionMap.h.

Member Function Documentation

empty()

bool llvm::StableFunctionMap::empty ( ) const

inline

Returns

true if there is no stable function entry.

Definition at line 99 of file StableFunctionMap.h.

References size().

finalize()

void StableFunctionMap::finalize

(

bool

SkipTrim = false

)

Finalize the stable function map by trimming content.

Definition at line 204 of file StableFunctionMap.cpp.

References assert(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::begin(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::end(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::erase(), I, llvm::Invalid, isProfitable(), P, and removeIdenticalIndexPair().

getFunctionMap()

const HashFuncsMapType & llvm::StableFunctionMap::getFunctionMap ( ) const

inline

Get the HashToFuncs map for serialization.

Definition at line 78 of file StableFunctionMap.h.

Referenced by getStableFunctionEntries(), and llvm::GlobalMergeFunc::merge().

getIdOrCreateForName()

unsigned StableFunctionMap::getIdOrCreateForName

(

StringRef

Name

)

Get an existing ID associated with the given name or create a new ID if it doesn't exist.

Definition at line 64 of file StableFunctionMap.cpp.

References assert(), llvm::SmallVectorTemplateCommon< T, typename >::back(), llvm::SmallVectorImpl< T >::emplace_back(), llvm::StringMap< ValueTy, AllocatorTy >::end(), llvm::StringMap< ValueTy, AllocatorTy >::find(), Name, llvm::SmallVectorBase< Size_T >::size(), and llvm::StringMapImpl::size().

Referenced by insert(), and merge().

getNameForId()

std::optional< std::string > StableFunctionMap::getNameForId

(

unsigned

Id

)

const

Get the name associated with a given ID.

Definition at line 75 of file StableFunctionMap.cpp.

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

Referenced by merge().

getNames()

const SmallVector< std::string > llvm::StableFunctionMap::getNames ( ) const

inline

Get the NameToId vector for serialization.

Definition at line 81 of file StableFunctionMap.h.

insert()

void StableFunctionMap::insert

(

const StableFunction &

Func

)

Insert a StableFunction object into the function map.

This method handles the uniquing of string names and create a StableFunctionEntry for insertion.

Definition at line 81 of file StableFunctionMap.cpp.

References assert(), getIdOrCreateForName(), and insert().

Referenced by insert().

merge()

void StableFunctionMap::merge

(

const StableFunctionMap &

OtherMap

)

Merge a OtherMap into this function map.

Definition at line 94 of file StableFunctionMap.cpp.

References assert(), getIdOrCreateForName(), and getNameForId().

size()

size_t StableFunctionMap::size

(

SizeType

Type = UniqueHashCount

)

const

Returns

the size of StableFunctionMap. Type is the type of size to return.

Definition at line 112 of file StableFunctionMap.cpp.

References llvm_unreachable, MergeableFunctionCount, llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::size(), TotalFunctionCount, and UniqueHashCount.

Referenced by empty().

Friends And Related Function Documentation

StableFunctionMapRecord

friend struct StableFunctionMapRecord

friend

Definition at line 133 of file StableFunctionMap.h.

---

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

• include/llvm/CGData/StableFunctionMap.h
• lib/CGData/StableFunctionMap.cpp