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Showing content from https://clang.llvm.org/doxygen/IdentifierTable_8h_source.html below:

clang: include/clang/Basic/IdentifierTable.h Source File

DeclarationNameTable;

MultiKeywordSelector;

TokenID : 9;

LLVM_PREFERRED_TYPE(

)

HasMacro : 1;

LLVM_PREFERRED_TYPE(

)

HadMacro : 1;

LLVM_PREFERRED_TYPE(

)

IsExtension : 1;

LLVM_PREFERRED_TYPE(

)

IsFutureCompatKeyword : 1;

LLVM_PREFERRED_TYPE(

)

IsPoisoned : 1;

LLVM_PREFERRED_TYPE(

)

IsCPPOperatorKeyword : 1;

LLVM_PREFERRED_TYPE(

)

NeedsHandleIdentifier : 1;

LLVM_PREFERRED_TYPE(

)

IsFromAST : 1;

LLVM_PREFERRED_TYPE(

)

ChangedAfterLoad : 1;

LLVM_PREFERRED_TYPE(

)

FEChangedAfterLoad : 1;

LLVM_PREFERRED_TYPE(

)

RevertedTokenID : 1;

LLVM_PREFERRED_TYPE(

)

OutOfDate : 1;

LLVM_PREFERRED_TYPE(

)

IsModulesImport : 1;

LLVM_PREFERRED_TYPE(

)

IsMangledOpenMPVariantName : 1;

LLVM_PREFERRED_TYPE(

)

IsDeprecatedMacro : 1;

LLVM_PREFERRED_TYPE(

)

IsRestrictExpansion : 1;

LLVM_PREFERRED_TYPE(

)

IsFinal : 1;

*FETokenInfo =

;

llvm::StringMapEntry<IdentifierInfo *> *Entry =

;

: TokenID(tok::identifier),

InterestingIdentifierID(

::to_underlying(

IsFutureCompatKeyword(

), IsPoisoned(

),

IsCPPOperatorKeyword(

), NeedsHandleIdentifier(

),

IsFromAST(

), ChangedAfterLoad(

), FEChangedAfterLoad(

),

RevertedTokenID(

), OutOfDate(

), IsModulesImport(

),

IsMangledOpenMPVariantName(

), IsDeprecatedMacro(

),

IsRestrictExpansion(

), IsFinal(

) {}

<std::

StrLen>

(

(&Str)[StrLen])

{

getLength() == StrLen-1 &&

memcmp(getNameStart(), Str, StrLen-1) == 0;

(llvm::StringRef Str)

{

llvm::StringRef ThisStr(getNameStart(), getLength());

ThisStr == Str;

()

{

Entry->getKeyLength(); }

StringRef(getNameStart(), getLength());

(HasMacro == Val)

;

NeedsHandleIdentifier =

;

IsDeprecatedMacro =

;

IsRestrictExpansion =

;

RecomputeNeedsHandleIdentifier();

(IsDeprecatedMacro == Val)

IsDeprecatedMacro = Val;

NeedsHandleIdentifier =

;

RecomputeNeedsHandleIdentifier();

(IsRestrictExpansion == Val)

IsRestrictExpansion = Val;

NeedsHandleIdentifier =

;

RecomputeNeedsHandleIdentifier();

assert(TokenID != tok::identifier &&

);

TokenID = tok::identifier;

RevertedTokenID =

;

assert(TokenID == tok::identifier &&

);

RevertedTokenID =

;

assert(0 == llvm::to_underlying(InterestingIdentifier::objc_not_keyword));

(

< InterestingIdentifier::NUM_OBJC_KEYWORDS)

tok::objc_not_keyword;

assert(0 == llvm::to_underlying(InterestingIdentifier::objc_not_keyword));

InterestingIdentifierID =

;

assert(getObjCKeywordID() ==

&&

);

InterestingIdentifier::NUM_OBJC_KEYWORDS_AND_NOTABLE_IDENTIFIERS &&

!= InterestingIdentifier::NotInterestingIdentifier) {

llvm::to_underlying(InterestingIdentifier::NotBuiltin);

(InterestingIdentifierID - FirstBuiltin);

Builtin::ID::NotBuiltin;

assert(

!= Builtin::ID::NotBuiltin);

FirstBuiltin = llvm::to_underlying(InterestingIdentifier::NotBuiltin);

InterestingIdentifierID =

+ FirstBuiltin;

assert(getBuiltinID() ==

&&

);

InterestingIdentifierID =

llvm::to_underlying(InterestingIdentifier::NotInterestingIdentifier);

(

> InterestingIdentifier::NUM_OBJC_KEYWORDS &&

InterestingIdentifier::NUM_OBJC_KEYWORDS_AND_NOTABLE_IDENTIFIERS) {

FirstNotableIdentifier =

1 + llvm::to_underlying(InterestingIdentifier::NUM_OBJC_KEYWORDS);

FirstNotableIdentifier);

tok::not_notable;

assert(

!= tok::not_notable);

FirstNotableIdentifier =

1 + llvm::to_underlying(InterestingIdentifier::NUM_OBJC_KEYWORDS);

InterestingIdentifierID =

+ FirstNotableIdentifier;

assert(getNotableIdentifierID() ==

&&

);

NeedsHandleIdentifier =

;

RecomputeNeedsHandleIdentifier();

IsFutureCompatKeyword = Val;

NeedsHandleIdentifier =

;

RecomputeNeedsHandleIdentifier();

NeedsHandleIdentifier =

;

RecomputeNeedsHandleIdentifier();

IsCPPOperatorKeyword = Val;

isKeyword(

&LangOpts)

;

isCPlusPlusKeyword(

&LangOpts)

;

ChangedAfterLoad;

ChangedAfterLoad =

;

FEChangedAfterLoad;

FEChangedAfterLoad =

;

NeedsHandleIdentifier =

;

RecomputeNeedsHandleIdentifier();

NeedsHandleIdentifier =

;

RecomputeNeedsHandleIdentifier();

().starts_with(

) &&

().ends_with(

);

StringRef deuglifiedName()

;

getLength() == 1 && getNameStart()[0] ==

;

RecomputeNeedsHandleIdentifier() {

NeedsHandleIdentifier = isPoisoned() || hasMacroDefinition() ||

isExtensionToken() || isFutureCompatKeyword() ||

isOutOfDate() || isModulesImport();

: II(II), OldValue(II ? II->isPoisoned() :

) {

HashTableTy = llvm::StringMap<IdentifierInfo *, llvm::BumpPtrAllocator>;

HashTableTy HashTable;

ExternalLookup = IILookup;

ExternalLookup;

HashTable.getAllocator();

&Entry = *HashTable.try_emplace(Name,

).first;

(ExternalLookup) {

II = ExternalLookup->

(Name);

II.TokenID = TokenCode;

assert(II.TokenID == (

) TokenCode &&

);

&Entry = *HashTable.insert(std::make_pair(Name,

)).first;

(Name ==

)

()

{

HashTable.size(); }

PrintStats()

;

: ExtraKindOrNumArgs(ObjCMultiArgSelector + NumArgs) {}

(ExtraKindOrNumArgs >

? (

)ObjCMultiArgSelector

: ExtraKindOrNumArgs);

assert(ExtraKindOrNumArgs >= (

)ObjCMultiArgSelector &&

);

ExtraKindOrNumArgs - (

)ObjCMultiArgSelector;

llvm::FoldingSetNode {

: DeclarationNameExtra(nKeys) {

assert((nKeys > 1) &&

);

(

i = 0; i != nKeys; ++i)

DeclarationNameExtra::getNumArgs;

keyword_begin() + getNumArgs();

assert(i < getNumArgs() &&

);

keyword_begin()[i];

.AddInteger(NumArgs);

(

i = 0; i != NumArgs; ++i)

.AddPointer(ArgTys[i]);

Profile(

, keyword_begin(), getNumArgs());

IdentifierInfoFlag {

llvm::PointerIntPair<

llvm::PointerUnion<const IdentifierInfo *, MultiKeywordSelector *>, 2>

assert(nArgs < 2 &&

);

InfoPtr.setPointerAndInt(II, nArgs + 1);

Selector(MultiKeywordSelector *SI) {

InfoPtr.setPointerAndInt(SI, MultiArg & 0b11);

IdentifierInfo *getAsIdentifierInfo()

{

dyn_cast_if_present<const IdentifierInfo *>(InfoPtr.getPointer());

MultiKeywordSelector *getMultiKeywordSelector()

{

cast<MultiKeywordSelector *>(InfoPtr.getPointer());

getIdentifierInfoFlag()

{

new_flags = InfoPtr.getInt();

(isa<MultiKeywordSelector *>(InfoPtr.getPointer()))

new_flags |= MultiArg;

InfoPtr.setFromOpaqueValue(

*

(

));

InfoPtr.getOpaqueValue() == RHS.InfoPtr.getOpaqueValue();

InfoPtr.getOpaqueValue() != RHS.InfoPtr.getOpaqueValue();

()

{

InfoPtr.getOpaqueValue() ==

; }

isUnarySelector(StringRef Name)

;

getNumArgs()

;

*getIdentifierInfoForSlot(

argIndex)

;

StringRef getNameForSlot(

argIndex)

;

(llvm::raw_ostream &OS)

;

()

;

getMethodFamilyImpl(*

);

getStringFormatFamilyImpl(*

);

getTotalMemory()

;

std::string getPropertyNameFromSetterSelector(

Sel);

.getAsOpaquePtr();

NumLowBitsAvailable = 0;

Defines enum values for all the target-independent builtin functions.

enum clang::sema::@1704::IndirectLocalPathEntry::EntryKind Kind

static void dump(llvm::raw_ostream &OS, StringRef FunctionName, ArrayRef< CounterExpression > Expressions, ArrayRef< CounterMappingRegion > Regions)

Defines the Diagnostic IDs-related interfaces.

static void print(llvm::raw_ostream &OS, const T &V, ASTContext &ASTCtx, QualType Ty)

Forward-declares and imports various common LLVM datatypes that clang wants to use unqualified.

static std::string getName(const CallEvent &Call)

Defines the clang::TokenKind enum and support functions.

The name of a declaration.

A little helper class (which is basically a smart pointer that forwards info from DiagnosticsEngine a...

Provides lookups to, and iteration over, IdentiferInfo objects.

virtual ~IdentifierInfoLookup()

virtual IdentifierInfo * get(StringRef Name)=0

Return the IdentifierInfo for the specified named identifier.

One of these records is kept for each identifier that is lexed.

bool isHandleIdentifierCase() const

Return true if the Preprocessor::HandleIdentifier must be called on a token of this identifier.

IdentifierInfo(const IdentifierInfo &)=delete

IdentifierInfo(IdentifierInfo &&)=delete

bool isModulesImport() const

Determine whether this is the contextual keyword import.

void revertIdentifierToTokenID(tok::TokenKind TK)

unsigned getLength() const

Efficiently return the length of this identifier info.

unsigned getBuiltinID() const

Return a value indicating whether this is a builtin function.

void setModulesImport(bool I)

Set whether this identifier is the contextual keyword import.

void setNotableIdentifierID(unsigned ID)

void setIsExtensionToken(bool Val)

void setIsRestrictExpansion(bool Val)

void setFETokenInfo(void *T)

bool hasChangedSinceDeserialization() const

Determine whether this identifier has changed since it was loaded from an AST file.

bool isCPlusPlusOperatorKeyword() const

IdentifierInfo & operator=(const IdentifierInfo &)=delete

void setIsDeprecatedMacro(bool Val)

bool hasFETokenInfoChangedSinceDeserialization() const

Determine whether the frontend token information for this identifier has changed since it was loaded ...

void setMangledOpenMPVariantName(bool I)

Set whether this is the mangled name of an OpenMP variant.

tok::TokenKind getTokenID() const

If this is a source-language token (e.g.

bool hadMacroDefinition() const

Returns true if this identifier was #defined to some value at any moment.

void setIsPoisoned(bool Value=true)

setIsPoisoned - Mark this identifier as poisoned.

void setObjCKeywordID(tok::ObjCKeywordKind ID)

void setIsFinal(bool Val)

IdentifierInfo & operator=(IdentifierInfo &&)=delete

bool hasMacroDefinition() const

Return true if this identifier is #defined to some other value.

bool isFromAST() const

Return true if the identifier in its current state was loaded from an AST file.

bool isPoisoned() const

Return true if this token has been poisoned.

bool hasRevertedTokenIDToIdentifier() const

True if revertTokenIDToIdentifier() was called.

const char * getNameStart() const

Return the beginning of the actual null-terminated string for this identifier.

tok::NotableIdentifierKind getNotableIdentifierID() const

bool isMangledOpenMPVariantName() const

Determine whether this is the mangled name of an OpenMP variant.

void setOutOfDate(bool OOD)

Set whether the information for this identifier is out of date with respect to the external source.

void setHasMacroDefinition(bool Val)

bool isStr(llvm::StringRef Str) const

Return true if this is the identifier for the specified StringRef.

unsigned getObjCOrBuiltinID() const

tok::ObjCKeywordKind getObjCKeywordID() const

Return the Objective-C keyword ID for the this identifier.

void setObjCOrBuiltinID(unsigned ID)

bool isStr(const char(&Str)[StrLen]) const

Return true if this is the identifier for the specified string.

bool isEditorPlaceholder() const

Return true if this identifier is an editor placeholder.

void setIsCPlusPlusOperatorKeyword(bool Val=true)

isCPlusPlusOperatorKeyword/setIsCPlusPlusOperatorKeyword controls whether this identifier is a C++ al...

void setBuiltinID(unsigned ID)

void setFETokenInfoChangedSinceDeserialization()

Note that the frontend token information for this identifier has changed since it was loaded from an ...

bool operator<(const IdentifierInfo &RHS) const

Provide less than operator for lexicographical sorting.

void revertTokenIDToIdentifier()

Revert TokenID to tok::identifier; used for GNU libstdc++ 4.2 compatibility.

bool isDeprecatedMacro() const

bool isOutOfDate() const

Determine whether the information for this identifier is out of date with respect to the external sou...

void setIsFutureCompatKeyword(bool Val)

void setChangedSinceDeserialization()

Note that this identifier has changed since it was loaded from an AST file.

void * getFETokenInfo() const

Get and set FETokenInfo.

bool isPlaceholder() const

StringRef getName() const

Return the actual identifier string.

bool isFutureCompatKeyword() const

is/setIsFutureCompatKeyword - Initialize information about whether or not this language token is a ke...

bool isExtensionToken() const

get/setExtension - Initialize information about whether or not this language token is an extension.

bool isRestrictExpansion() const

An iterator that walks over all of the known identifiers in the lookup table.

virtual StringRef Next()=0

Retrieve the next string in the identifier table and advances the iterator for the following string.

IdentifierIterator & operator=(const IdentifierIterator &)=delete

IdentifierIterator(const IdentifierIterator &)=delete

virtual ~IdentifierIterator()

IdentifierIterator()=default

Implements an efficient mapping from strings to IdentifierInfo nodes.

IdentifierInfo & getOwn(StringRef Name)

Gets an IdentifierInfo for the given name without consulting external sources.

iterator find(StringRef Name) const

IdentifierInfo & get(StringRef Name)

Return the identifier token info for the specified named identifier.

IdentifierInfo & get(StringRef Name, tok::TokenKind TokenCode)

IdentifierInfoLookup * getExternalIdentifierLookup() const

Retrieve the external identifier lookup object, if any.

HashTableTy::const_iterator iterator

HashTableTy::const_iterator const_iterator

llvm::BumpPtrAllocator & getAllocator()

void setExternalIdentifierLookup(IdentifierInfoLookup *IILookup)

Set the external identifier lookup mechanism.

Keeps track of the various options that can be enabled, which controls the dialect of C or C++ that i...

One of these variable length records is kept for each selector containing more than one keyword.

keyword_iterator keyword_end() const

const IdentifierInfo *const * keyword_iterator

MultiKeywordSelector(unsigned nKeys, const IdentifierInfo **IIV)

void Profile(llvm::FoldingSetNodeID &ID)

static void Profile(llvm::FoldingSetNodeID &ID, keyword_iterator ArgTys, unsigned NumArgs)

keyword_iterator keyword_begin() const

const IdentifierInfo * getIdentifierInfoForSlot(unsigned i) const

An RAII object for [un]poisoning an identifier within a scope.

~PoisonIdentifierRAIIObject()

PoisonIdentifierRAIIObject(IdentifierInfo *II, bool NewValue)

This table allows us to fully hide how we implement multi-keyword caching.

SelectorTable(const SelectorTable &)=delete

Selector getNullarySelector(const IdentifierInfo *ID)

Selector getUnarySelector(const IdentifierInfo *ID)

SelectorTable & operator=(const SelectorTable &)=delete

Smart pointer class that efficiently represents Objective-C method names.

Selector()=default

The default ctor should only be used when creating data structures that will contain selectors.

static Selector getEmptyMarker()

static Selector getTombstoneMarker()

void * getAsOpaquePtr() const

bool isKeywordSelector() const

ObjCMethodFamily getMethodFamily() const

Derive the conventional family of this method.

bool operator==(Selector RHS) const

operator==/!= - Indicate whether the specified selectors are identical.

bool isUnarySelector() const

bool operator!=(Selector RHS) const

bool isNull() const

Determine whether this is the empty selector.

ObjCStringFormatFamily getStringFormatFamily() const

NotableIdentifierKind

Provides a namespace for notable identifers such as float_t and double_t.

ObjCKeywordKind

Provides a namespace for Objective-C keywords which start with an '@'.

TokenKind

Provides a simple uniform namespace for tokens from all C languages.

PPKeywordKind

Provides a namespace for preprocessor keywords which start with a '#' at the beginning of the line.

The JSON file list parser is used to communicate input to InstallAPI.

@ InvalidObjCMethodFamily

bool isReservedInAllContexts(ReservedIdentifierStatus Status)

Determine whether an identifier is reserved in all contexts.

InterestingIdentifier

The "layout" of InterestingIdentifier is:

@ NUM_OBJC_KEYWORDS_AND_NOTABLE_IDENTIFIERS

@ NotInterestingIdentifier

@ ObjCMethodFamilyBitWidth

ObjCMethodFamily

A family of Objective-C methods.

@ OMF_None

No particular method family.

ObjCInstanceTypeFamily

A family of Objective-C methods.

ReservedLiteralSuffixIdStatus

@ NotStartsWithUnderscore

static constexpr int InterestingIdentifierBits

const FunctionProtoType * T

bool isReservedAtGlobalScope(ReservedIdentifierStatus Status)

Determine whether an identifier is reserved for use as a name at global scope.

@ IdentifierInfoAlignment

llvm::StringRef getAsString(SyncScope S)

std::pair< IdentifierInfo *, SourceLocation > IdentifierLocPair

A simple pair of identifier info and location.

@ StartsWithDoubleUnderscore

@ StartsWithUnderscoreFollowedByCapitalLetter

@ ContainsDoubleUnderscore

@ StartsWithUnderscoreAtGlobalScope

@ StartsWithUnderscoreAndIsExternC

Diagnostic wrappers for TextAPI types for error reporting.

__UINTPTR_TYPE__ uintptr_t

An unsigned integer type with the property that any valid pointer to void can be converted to this ty...

static clang::Selector getEmptyKey()

static bool isEqual(clang::Selector LHS, clang::Selector RHS)

static clang::Selector getTombstoneKey()

static clang::Selector getFromVoidPointer(const void *P)

static const void * getAsVoidPointer(clang::Selector P)

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