#include "llvm/Analysis/RegionInfo.h"

Inheritance diagram for llvm::RegionInfo:

Public Types
using	Base = RegionInfoBase<RegionTraits<Function>>

Public Member Functions
LLVM_ABI	RegionInfo ()
	RegionInfo (RegionInfo &&Arg)
RegionInfo &	operator= (RegionInfo &&RHS)
LLVM_ABI	~RegionInfo ()
LLVM_ABI bool	invalidate (Function &F, const PreservedAnalyses &PA, FunctionAnalysisManager::Invalidator &)
	Handle invalidation explicitly.
LLVM_ABI void	recalculate (Function &F, DominatorTree DT, PostDominatorTree PDT, DominanceFrontier *DF)
LLVM_ABI void	view ()
	Opens a viewer to show the GraphViz visualization of the regions.
LLVM_ABI void	viewOnly ()
	Opens a viewer to show the GraphViz visualization of this region without instructions in the BasicBlocks.
Public Member Functions inherited from llvm::RegionInfoBase< RegionTraits< Function > >
	RegionInfoBase (const RegionInfoBase &)=delete
RegionInfoBase &	operator= (const RegionInfoBase &)=delete
void	print (raw_ostream &OS) const
void	dump () const
void	releaseMemory ()
RegionT *	getRegionFor (BlockT *BB) const
	Get the smallest region that contains a BasicBlock.
void	setRegionFor (BlockT BB, RegionT R)
	Set the smallest region that surrounds a basic block.
RegionT *	operator[] (BlockT *BB) const
	A shortcut for getRegionFor().
BlockT *	getMaxRegionExit (BlockT *BB) const
	Return the exit of the maximal refined region, that starts at a BasicBlock.
RegionT *	getCommonRegion (RegionT A, RegionT B) const
	Find the smallest region that contains two regions.
RegionT *	getCommonRegion (BlockT A, BlockT B) const
	Find the smallest region that contains two basic blocks.
RegionT *	getCommonRegion (SmallVectorImpl< RegionT * > &Regions) const
	Find the smallest region that contains a set of regions.
RegionT *	getCommonRegion (SmallVectorImpl< BlockT * > &BBs) const
	Find the smallest region that contains a set of basic blocks.
RegionT *	getTopLevelRegion () const
void	clearNodeCache ()
	Clear the Node Cache for all Regions.
void	verifyAnalysis () const

Additional Inherited Members
Static Public Attributes inherited from llvm::RegionInfoBase< RegionTraits< Function > >
static bool	VerifyRegionInfo
static RegionT::PrintStyle	printStyle
Protected Member Functions inherited from llvm::RegionInfoBase< RegionTraits< Function > >
void	updateRegionTree (RegionInfoT &RI, TheRegionT *R)
	Update refences to a RegionInfoT held by the RegionT managed here.

Detailed Description

Definition at line 904 of file RegionInfo.h.

Member Typedef Documentation

◆ Base

using llvm::RegionInfo::Base = RegionInfoBase<RegionTraits<Function>>

Definition at line 906 of file RegionInfo.h.

Constructor & Destructor Documentation

◆ RegionInfo() [1/2]

RegionInfo::RegionInfo ( )

explicitdefault

References LLVM_ABI.

Referenced by operator=(), and RegionInfo().

◆ RegionInfo() [2/2]

llvm::RegionInfo::RegionInfo ( RegionInfo && Arg )

inline

Definition at line 910 of file RegionInfo.h.

References llvm::move(), RegionInfo(), and llvm::RegionInfoBase< RegionTraits< Function > >::updateRegionTree().

◆ ~RegionInfo()

RegionInfo::~RegionInfo ( )

default

References F, and LLVM_ABI.

Member Function Documentation

◆ invalidate()

bool RegionInfo::invalidate	(	Function &	F,
		const PreservedAnalyses &	PA,
		FunctionAnalysisManager::Invalidator &	)

Handle invalidation explicitly.

Definition at line 92 of file RegionInfo.cpp.

References F, and llvm::PreservedAnalyses::getChecker().

◆ operator=()

RegionInfo & llvm::RegionInfo::operator= ( RegionInfo && RHS )

inline

Definition at line 914 of file RegionInfo.h.

References RegionInfo(), RHS, and llvm::RegionInfoBase< RegionTraits< Function > >::updateRegionTree().

◆ recalculate()

void RegionInfo::recalculate	(	Function &	F,
		DominatorTree *	DT,
		PostDominatorTree *	PDT,
		DominanceFrontier *	DF )

Definition at line 101 of file RegionInfo.cpp.

References F.

Referenced by llvm::RegionInfoAnalysis::run().

◆ view()

void RegionInfo::view ( )

Opens a viewer to show the GraphViz visualization of the regions.

Useful during debugging as an alternative to dump().

Definition at line 114 of file RegionInfo.cpp.

References llvm::viewRegion().

◆ viewOnly()

void RegionInfo::viewOnly ( )

Opens a viewer to show the GraphViz visualization of this region without instructions in the BasicBlocks.