LLVM 20.0.0git
Public Member Functions | List of all members
llvm::StringSet< AllocatorTy > Class Template Reference

StringSet - A wrapper for StringMap that provides set-like functionality. More...

#include "llvm/ADT/StringSet.h"

Inheritance diagram for llvm::StringSet< AllocatorTy >:
Inheritance graph
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Public Member Functions

 StringSet ()=default
 
 StringSet (std::initializer_list< StringRef > initializer)
 
template<typename Container >
 StringSet (Container &&C)
 
 StringSet (AllocatorTy a)
 
std::pair< typename Base::iterator, boolinsert (StringRef key)
 
template<typename InputIt >
void insert (InputIt begin, InputIt end)
 
template<typename ValueTy >
std::pair< typename Base::iterator, boolinsert (const StringMapEntry< ValueTy > &mapEntry)
 
bool contains (StringRef key) const
 Check if the set contains the given key.
 
- Public Member Functions inherited from llvm::StringMap< ValueTy, AllocatorTy >
 StringMap ()
 
 StringMap (unsigned InitialSize)
 
 StringMap (AllocatorTy A)
 
 StringMap (unsigned InitialSize, AllocatorTy A)
 
 StringMap (std::initializer_list< std::pair< StringRef, ValueTy > > List)
 
 StringMap (StringMap &&RHS)
 
 StringMap (const StringMap &RHS)
 
StringMapoperator= (StringMap RHS)
 
 ~StringMap ()
 
iterator begin ()
 
iterator end ()
 
const_iterator begin () const
 
const_iterator end () const
 
iterator_range< StringMapKeyIterator< ValueTy > > keys () const
 
iterator find (StringRef Key)
 
iterator find (StringRef Key, uint32_t FullHashValue)
 
const_iterator find (StringRef Key) const
 
const_iterator find (StringRef Key, uint32_t FullHashValue) const
 
ValueTy lookup (StringRef Key) const
 lookup - Return the entry for the specified key, or a default constructed value if no such entry exists.
 
const ValueTy & at (StringRef Val) const
 at - Return the entry for the specified key, or abort if no such entry exists.
 
ValueTy & operator[] (StringRef Key)
 Lookup the ValueTy for the Key, or create a default constructed value if the key is not in the map.
 
bool contains (StringRef Key) const
 contains - Return true if the element is in the map, false otherwise.
 
size_type count (StringRef Key) const
 count - Return 1 if the element is in the map, 0 otherwise.
 
template<typename InputTy >
size_type count (const StringMapEntry< InputTy > &MapEntry) const
 
bool operator== (const StringMap &RHS) const
 equal - check whether both of the containers are equal.
 
bool operator!= (const StringMap &RHS) const
 
bool insert (MapEntryTy *KeyValue)
 insert - Insert the specified key/value pair into the map.
 
std::pair< iterator, boolinsert (std::pair< StringRef, ValueTy > KV)
 insert - Inserts the specified key/value pair into the map if the key isn't already in the map.
 
std::pair< iterator, boolinsert (std::pair< StringRef, ValueTy > KV, uint32_t FullHashValue)
 
template<typename InputIt >
void insert (InputIt First, InputIt Last)
 Inserts elements from range [first, last).
 
void insert (std::initializer_list< std::pair< StringRef, ValueTy > > List)
 Inserts elements from initializer list ilist.
 
template<typename V >
std::pair< iterator, boolinsert_or_assign (StringRef Key, V &&Val)
 Inserts an element or assigns to the current element if the key already exists.
 
template<typename... ArgsTy>
std::pair< iterator, booltry_emplace (StringRef Key, ArgsTy &&...Args)
 Emplace a new element for the specified key into the map if the key isn't already in the map.
 
template<typename... ArgsTy>
std::pair< iterator, booltry_emplace_with_hash (StringRef Key, uint32_t FullHashValue, ArgsTy &&...Args)
 
void clear ()
 
void remove (MapEntryTy *KeyValue)
 remove - Remove the specified key/value pair from the map, but do not erase it.
 
void erase (iterator I)
 
bool erase (StringRef Key)
 
- Public Member Functions inherited from llvm::StringMapImpl
unsigned getNumBuckets () const
 
unsigned getNumItems () const
 
bool empty () const
 
unsigned size () const
 
void swap (StringMapImpl &Other)
 

Additional Inherited Members

- Public Types inherited from llvm::StringMap< ValueTy, AllocatorTy >
using MapEntryTy = StringMapEntry< ValueTy >
 
using key_type = const char *
 
using mapped_type = ValueTy
 
using value_type = StringMapEntry< ValueTy >
 
using size_type = size_t
 
using const_iterator = StringMapConstIterator< ValueTy >
 
using iterator = StringMapIterator< ValueTy >
 
- Static Public Member Functions inherited from llvm::StringMapImpl
static StringMapEntryBasegetTombstoneVal ()
 
static uint32_t hash (StringRef Key)
 Returns the hash value that will be used for the given string.
 
- Static Public Attributes inherited from llvm::StringMapImpl
static constexpr uintptr_t TombstoneIntVal
 
- Protected Member Functions inherited from llvm::StringMapImpl
 StringMapImpl (unsigned itemSize)
 
 StringMapImpl (StringMapImpl &&RHS)
 
 StringMapImpl (unsigned InitSize, unsigned ItemSize)
 
 ~StringMapImpl ()
 
unsigned RehashTable (unsigned BucketNo=0)
 RehashTable - Grow the table, redistributing values into the buckets with the appropriate mod-of-hashtable-size.
 
unsigned LookupBucketFor (StringRef Key)
 LookupBucketFor - Look up the bucket that the specified string should end up in.
 
unsigned LookupBucketFor (StringRef Key, uint32_t FullHashValue)
 Overload that explicitly takes precomputed hash(Key).
 
int FindKey (StringRef Key) const
 FindKey - Look up the bucket that contains the specified key.
 
int FindKey (StringRef Key, uint32_t FullHashValue) const
 Overload that explicitly takes precomputed hash(Key).
 
void RemoveKey (StringMapEntryBase *V)
 RemoveKey - Remove the specified StringMapEntry from the table, but do not delete it.
 
StringMapEntryBaseRemoveKey (StringRef Key)
 RemoveKey - Remove the StringMapEntry for the specified key from the table, returning it.
 
void init (unsigned Size)
 Allocate the table with the specified number of buckets and otherwise setup the map as empty.
 
- Protected Attributes inherited from llvm::StringMapImpl
StringMapEntryBase ** TheTable = nullptr
 
unsigned NumBuckets = 0
 
unsigned NumItems = 0
 
unsigned NumTombstones = 0
 
unsigned ItemSize
 

Detailed Description

template<class AllocatorTy = MallocAllocator>
class llvm::StringSet< AllocatorTy >

StringSet - A wrapper for StringMap that provides set-like functionality.

Definition at line 23 of file StringSet.h.

Constructor & Destructor Documentation

◆ StringSet() [1/4]

template<class AllocatorTy = MallocAllocator>
llvm::StringSet< AllocatorTy >::StringSet ( )
default

◆ StringSet() [2/4]

template<class AllocatorTy = MallocAllocator>
llvm::StringSet< AllocatorTy >::StringSet ( std::initializer_list< StringRef initializer)
inline

Definition at line 28 of file StringSet.h.

References llvm::StringSet< AllocatorTy >::insert().

◆ StringSet() [3/4]

template<class AllocatorTy = MallocAllocator>
template<typename Container >
llvm::StringSet< AllocatorTy >::StringSet ( Container &&  C)
inlineexplicit

Definition at line 32 of file StringSet.h.

References llvm::CallingConv::C, and llvm::StringSet< AllocatorTy >::insert().

◆ StringSet() [4/4]

template<class AllocatorTy = MallocAllocator>
llvm::StringSet< AllocatorTy >::StringSet ( AllocatorTy  a)
inlineexplicit

Definition at line 36 of file StringSet.h.

Member Function Documentation

◆ contains()

template<class AllocatorTy = MallocAllocator>
bool llvm::StringSet< AllocatorTy >::contains ( StringRef  key) const
inline

Check if the set contains the given key.

Definition at line 55 of file StringSet.h.

References llvm::StringMapImpl::FindKey().

Referenced by llvm::MachineRegisterInfo::insertVRegByName(), and llvm::libDriverMain().

◆ insert() [1/3]

template<class AllocatorTy = MallocAllocator>
template<typename ValueTy >
std::pair< typename Base::iterator, bool > llvm::StringSet< AllocatorTy >::insert ( const StringMapEntry< ValueTy > &  mapEntry)
inline

◆ insert() [2/3]

template<class AllocatorTy = MallocAllocator>
template<typename InputIt >
void llvm::StringSet< AllocatorTy >::insert ( InputIt  begin,
InputIt  end 
)
inline

◆ insert() [3/3]

template<class AllocatorTy = MallocAllocator>
std::pair< typename Base::iterator, bool > llvm::StringSet< AllocatorTy >::insert ( StringRef  key)
inline

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