clang  14.0.0git
Public Member Functions | Public Attributes | List of all members
clang::CodeGen::BlockByrefHelpers Class Referenceabstract

A pair of helper functions for a __block variable. More...

#include "/home/buildbot/as-worker-4/publish-doxygen-docs/llvm-project/clang/lib/CodeGen/CodeGenModule.h"

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Public Member Functions

 BlockByrefHelpers (CharUnits alignment)
 
 BlockByrefHelpers (const BlockByrefHelpers &)=default
 
virtual ~BlockByrefHelpers ()
 
void Profile (llvm::FoldingSetNodeID &id) const
 
virtual void profileImpl (llvm::FoldingSetNodeID &id) const =0
 
virtual bool needsCopy () const
 
virtual void emitCopy (CodeGenFunction &CGF, Address dest, Address src)=0
 
virtual bool needsDispose () const
 
virtual void emitDispose (CodeGenFunction &CGF, Address field)=0
 

Public Attributes

llvm::Constant * CopyHelper
 
llvm::Constant * DisposeHelper
 
CharUnits Alignment
 The alignment of the field. More...
 

Detailed Description

A pair of helper functions for a __block variable.

Definition at line 252 of file CodeGenModule.h.

Constructor & Destructor Documentation

◆ BlockByrefHelpers() [1/2]

clang::CodeGen::BlockByrefHelpers::BlockByrefHelpers ( CharUnits  alignment)
inline

Definition at line 264 of file CodeGenModule.h.

◆ BlockByrefHelpers() [2/2]

clang::CodeGen::BlockByrefHelpers::BlockByrefHelpers ( const BlockByrefHelpers )
default

◆ ~BlockByrefHelpers()

BlockByrefHelpers::~BlockByrefHelpers ( )
virtual

Definition at line 48 of file CGBlocks.cpp.

Member Function Documentation

◆ emitCopy()

virtual void clang::CodeGen::BlockByrefHelpers::emitCopy ( CodeGenFunction CGF,
Address  dest,
Address  src 
)
pure virtual

Referenced by generateByrefCopyHelper().

◆ emitDispose()

virtual void clang::CodeGen::BlockByrefHelpers::emitDispose ( CodeGenFunction CGF,
Address  field 
)
pure virtual

◆ needsCopy()

virtual bool clang::CodeGen::BlockByrefHelpers::needsCopy ( ) const
inlinevirtual

Definition at line 275 of file CodeGenModule.h.

Referenced by generateByrefCopyHelper().

◆ needsDispose()

virtual bool clang::CodeGen::BlockByrefHelpers::needsDispose ( ) const
inlinevirtual

Definition at line 278 of file CodeGenModule.h.

Referenced by generateByrefDisposeHelper().

◆ Profile()

void clang::CodeGen::BlockByrefHelpers::Profile ( llvm::FoldingSetNodeID &  id) const
inline

Definition at line 269 of file CodeGenModule.h.

References Alignment, clang::CharUnits::getQuantity(), and profileImpl().

◆ profileImpl()

virtual void clang::CodeGen::BlockByrefHelpers::profileImpl ( llvm::FoldingSetNodeID &  id) const
pure virtual

Referenced by Profile().

Member Data Documentation

◆ Alignment

CharUnits clang::CodeGen::BlockByrefHelpers::Alignment

The alignment of the field.

This is important because different offsets to the field within the byref struct need to have different helper functions.

Definition at line 262 of file CodeGenModule.h.

Referenced by Profile().

◆ CopyHelper

llvm::Constant* clang::CodeGen::BlockByrefHelpers::CopyHelper

◆ DisposeHelper

llvm::Constant* clang::CodeGen::BlockByrefHelpers::DisposeHelper

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