clang::CodeGen::BlockByrefHelpers Class Reference

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"

Inheritance diagram for clang::CodeGen::BlockByrefHelpers:

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.

Detailed Description

A pair of helper functions for a __block variable.

Definition at line 248 of file CodeGenModule.h.

Constructor & Destructor Documentation

BlockByrefHelpers() [1/2]

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

inline

Definition at line 260 of file CodeGenModule.h.

BlockByrefHelpers() [2/2]

clang::CodeGen::BlockByrefHelpers::BlockByrefHelpers ( const BlockByrefHelpers &  )

default

~BlockByrefHelpers()

BlockByrefHelpers::~BlockByrefHelpers ( )

virtual

Definition at line 49 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

Referenced by generateByrefDisposeHelper().

needsCopy()

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

inlinevirtual

Definition at line 271 of file CodeGenModule.h.

Referenced by generateByrefCopyHelper().

needsDispose()

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

inlinevirtual

Definition at line 274 of file CodeGenModule.h.

Referenced by generateByrefDisposeHelper().

Profile()

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

inline

Definition at line 265 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 258 of file CodeGenModule.h.

Referenced by Profile().

CopyHelper

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

Definition at line 252 of file CodeGenModule.h.

DisposeHelper

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

Definition at line 253 of file CodeGenModule.h.

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

• lib/CodeGen/CodeGenModule.h
• lib/CodeGen/CGBlocks.cpp