clang  6.0.0svn
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clang::LazyGenerationalUpdatePtr< Owner, T, Update > Struct Template Reference

A lazy value (of type T) that is within an AST node of type Owner, where the value might change in later generations of the external AST source. More...

#include "clang/AST/ExternalASTSource.h"

Collaboration diagram for clang::LazyGenerationalUpdatePtr< Owner, T, Update >:
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Classes

struct  LazyData
 A cache of the value of this pointer, in the most recent generation in which we queried it. More...
 

Public Types

enum  NotUpdatedTag { NotUpdated }
 Create a pointer that is not potentially updated by later generations of the external AST source. More...
 
typedef llvm::PointerUnion< T, LazyData * > ValueType
 

Public Member Functions

 LazyGenerationalUpdatePtr (ValueType V)
 
 LazyGenerationalUpdatePtr (const ASTContext &Ctx, T Value=T())
 
 LazyGenerationalUpdatePtr (NotUpdatedTag, T Value=T())
 
void markIncomplete ()
 Forcibly set this pointer (which must be lazy) as needing updates. More...
 
void set (T NewValue)
 Set the value of this pointer, in the current generation. More...
 
void setNotUpdated (T NewValue)
 Set the value of this pointer, for this and all future generations. More...
 
T get (Owner O)
 Get the value of this pointer, updating its owner if necessary. More...
 
T getNotUpdated () const
 Get the most recently computed value of this pointer without updating it. More...
 
void * getOpaqueValue ()
 

Static Public Member Functions

static ValueType makeValue (const ASTContext &Ctx, T Value)
 Create the representation of a LazyGenerationalUpdatePtr. More...
 
static LazyGenerationalUpdatePtr getFromOpaqueValue (void *Ptr)
 

Public Attributes

ValueType Value
 

Detailed Description

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
struct clang::LazyGenerationalUpdatePtr< Owner, T, Update >

A lazy value (of type T) that is within an AST node of type Owner, where the value might change in later generations of the external AST source.

Definition at line 391 of file ExternalASTSource.h.

Member Typedef Documentation

◆ ValueType

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
typedef llvm::PointerUnion<T, LazyData*> clang::LazyGenerationalUpdatePtr< Owner, T, Update >::ValueType

Definition at line 403 of file ExternalASTSource.h.

Member Enumeration Documentation

◆ NotUpdatedTag

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
enum clang::LazyGenerationalUpdatePtr::NotUpdatedTag

Create a pointer that is not potentially updated by later generations of the external AST source.

Enumerator
NotUpdated 

Definition at line 417 of file ExternalASTSource.h.

Constructor & Destructor Documentation

◆ LazyGenerationalUpdatePtr() [1/3]

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
clang::LazyGenerationalUpdatePtr< Owner, T, Update >::LazyGenerationalUpdatePtr ( ValueType  V)
inline

Definition at line 406 of file ExternalASTSource.h.

References clang::T.

◆ LazyGenerationalUpdatePtr() [2/3]

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
clang::LazyGenerationalUpdatePtr< Owner, T, Update >::LazyGenerationalUpdatePtr ( const ASTContext Ctx,
T  Value = T() 
)
inlineexplicit

Definition at line 412 of file ExternalASTSource.h.

◆ LazyGenerationalUpdatePtr() [3/3]

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
clang::LazyGenerationalUpdatePtr< Owner, T, Update >::LazyGenerationalUpdatePtr ( NotUpdatedTag  ,
T  Value = T() 
)
inline

Definition at line 418 of file ExternalASTSource.h.

Member Function Documentation

◆ get()

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
T clang::LazyGenerationalUpdatePtr< Owner, T, Update >::get ( Owner  O)
inline

Get the value of this pointer, updating its owner if necessary.

Definition at line 439 of file ExternalASTSource.h.

References clang::diff::Update.

◆ getFromOpaqueValue()

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
static LazyGenerationalUpdatePtr clang::LazyGenerationalUpdatePtr< Owner, T, Update >::getFromOpaqueValue ( void *  Ptr)
inlinestatic

Definition at line 458 of file ExternalASTSource.h.

References clang::T, and clang::diff::Update.

◆ getNotUpdated()

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
T clang::LazyGenerationalUpdatePtr< Owner, T, Update >::getNotUpdated ( ) const
inline

Get the most recently computed value of this pointer without updating it.

Definition at line 451 of file ExternalASTSource.h.

◆ getOpaqueValue()

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
void* clang::LazyGenerationalUpdatePtr< Owner, T, Update >::getOpaqueValue ( )
inline

◆ makeValue()

template<typename Owner , typename T , void(clang::ExternalASTSource::*)(Owner) Update>
template clang::LazyGenerationalUpdatePtr< const Decl *, Decl *, &ExternalASTSource::CompleteRedeclChain >::ValueType clang::LazyGenerationalUpdatePtr< Owner, T, Update >::makeValue ( const ASTContext Ctx,
T  Value 
)
static

Create the representation of a LazyGenerationalUpdatePtr.

Definition at line 2881 of file ASTContext.h.

References clang::ASTContext::getExternalSource().

◆ markIncomplete()

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
void clang::LazyGenerationalUpdatePtr< Owner, T, Update >::markIncomplete ( )
inline

Forcibly set this pointer (which must be lazy) as needing updates.

Definition at line 422 of file ExternalASTSource.h.

◆ set()

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
void clang::LazyGenerationalUpdatePtr< Owner, T, Update >::set ( T  NewValue)
inline

Set the value of this pointer, in the current generation.

Definition at line 427 of file ExternalASTSource.h.

◆ setNotUpdated()

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
void clang::LazyGenerationalUpdatePtr< Owner, T, Update >::setNotUpdated ( T  NewValue)
inline

Set the value of this pointer, for this and all future generations.

Definition at line 436 of file ExternalASTSource.h.

Member Data Documentation

◆ Value

template<typename Owner, typename T, void(ExternalASTSource::*)(Owner) Update>
ValueType clang::LazyGenerationalUpdatePtr< Owner, T, Update >::Value

Definition at line 404 of file ExternalASTSource.h.


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