VPBlockBase is the building block of the Hierarchical Control-Flow Graph. More...

#include "Transforms/Vectorize/VPlan.h"

Inheritance diagram for llvm::VPBlockBase:

Public Types
using	VPBlockTy = enum { VPRegionBlockSC, VPBasicBlockSC, VPIRBasicBlockSC }
	An enumeration for keeping track of the concrete subclass of VPBlockBase that are actually instantiated.
using	VPBlocksTy = SmallVectorImpl<VPBlockBase *>

Public Member Functions
virtual	~VPBlockBase ()=default
const std::string &	getName () const
void	setName (const Twine &newName)
unsigned	getVPBlockID () const
VPRegionBlock *	getParent ()
const VPRegionBlock *	getParent () const
VPlan *	getPlan ()
const VPlan *	getPlan () const
void	setPlan (VPlan *ParentPlan)
	Sets the pointer of the plan containing the block.
void	setParent (VPRegionBlock *P)
const VPBasicBlock *	getEntryBasicBlock () const
VPBasicBlock *	getEntryBasicBlock ()
const VPBasicBlock *	getExitingBasicBlock () const
VPBasicBlock *	getExitingBasicBlock ()
const VPBlocksTy &	getSuccessors () const
VPBlocksTy &	getSuccessors ()
iterator_range< VPBlockBase ** >	successors ()
iterator_range< VPBlockBase ** >	predecessors ()
const VPBlocksTy &	getPredecessors () const
VPBlocksTy &	getPredecessors ()
VPBlockBase *	getSingleSuccessor () const
VPBlockBase *	getSinglePredecessor () const
size_t	getNumSuccessors () const
size_t	getNumPredecessors () const
bool	hasPredecessors () const
	Returns true if this block has any predecessors.
VPBlockBase *	getEnclosingBlockWithSuccessors ()
	An Enclosing Block of a block B is any block containing B, including B itself.
VPBlockBase *	getEnclosingBlockWithPredecessors ()
const VPBlocksTy &	getHierarchicalSuccessors ()
VPBlockBase *	getSingleHierarchicalSuccessor ()
const VPBlocksTy &	getHierarchicalPredecessors ()
VPBlockBase *	getSingleHierarchicalPredecessor ()
void	setOneSuccessor (VPBlockBase *Successor)
	Set a given VPBlockBase `Successor` as the single successor of this VPBlockBase.
void	setTwoSuccessors (VPBlockBase IfTrue, VPBlockBase IfFalse)
	Set two given VPBlockBases `IfTrue` and `IfFalse` to be the two successors of this VPBlockBase.
void	setPredecessors (ArrayRef< VPBlockBase * > NewPreds)
	Set each VPBasicBlock in `NewPreds` as predecessor of this VPBlockBase.
void	setSuccessors (ArrayRef< VPBlockBase * > NewSuccs)
	Set each VPBasicBlock in `NewSuccss` as successor of this VPBlockBase.
void	clearPredecessors ()
	Remove all the predecessor of this block.
void	clearSuccessors ()
	Remove all the successors of this block.
void	swapPredecessors ()
	Swap predecessors of the block.
void	swapSuccessors ()
	Swap successors of the block. The block must have exactly 2 successors.
unsigned	getIndexForPredecessor (const VPBlockBase *Pred) const
	Returns the index for `Pred` in the blocks predecessors list.
unsigned	getIndexForSuccessor (const VPBlockBase *Succ) const
	Returns the index for `Succ` in the blocks successor list.
virtual void	execute (VPTransformState *State)=0
	The method which generates the output IR that correspond to this VPBlockBase, thereby "executing" the VPlan.
virtual InstructionCost	cost (ElementCount VF, VPCostContext &Ctx)=0
	Return the cost of the block.
bool	isLegalToHoistInto ()
	Return true if it is legal to hoist instructions into this block.
void	printAsOperand (raw_ostream &OS, bool PrintType=false) const
virtual void	print (raw_ostream &O, const Twine &Indent, VPSlotTracker &SlotTracker) const =0
	Print plain-text dump of this VPBlockBase to `O`, prefixing all lines with `Indent`.
void	print (raw_ostream &O) const
	Print plain-text dump of this VPlan to `O`.
void	printSuccessors (raw_ostream &O, const Twine &Indent) const
	Print the successors of this block to `O`, prefixing all lines with `Indent`.
LLVM_DUMP_METHOD void	dump () const
	Dump this VPBlockBase to dbgs().
virtual VPBlockBase *	clone ()=0
	Clone the current block and it's recipes without updating the operands of the cloned recipes, including all blocks in the single-entry single-exit region for VPRegionBlocks.

Protected Member Functions
	VPBlockBase (const unsigned char SC, const std::string &N)

Friends
class	VPBlockUtils

Detailed Description

VPBlockBase is the building block of the Hierarchical Control-Flow Graph.

A VPBlockBase can be either a VPBasicBlock or a VPRegionBlock.

Definition at line 82 of file VPlan.h.

Member Typedef Documentation

◆ VPBlocksTy

using llvm::VPBlockBase::VPBlocksTy = SmallVectorImpl<VPBlockBase *>

Definition at line 161 of file VPlan.h.

◆ VPBlockTy

using llvm::VPBlockBase::VPBlockTy = enum { VPRegionBlockSC, VPBasicBlockSC, VPIRBasicBlockSC }

An enumeration for keeping track of the concrete subclass of VPBlockBase that are actually instantiated.

Values of this enumeration are kept in the SubclassID field of the VPBlockBase objects. They are used for concrete type identification.

Definition at line 159 of file VPlan.h.

Constructor & Destructor Documentation

◆ VPBlockBase()

llvm::VPBlockBase::VPBlockBase	(	const unsigned char	SC,
		const std::string &	N )

inlineprotected

Definition at line 151 of file VPlan.h.

References N.

◆ ~VPBlockBase()

virtual llvm::VPBlockBase::~VPBlockBase ( )

virtualdefault

Member Function Documentation

◆ clearPredecessors()

void llvm::VPBlockBase::clearPredecessors ( )

inline

Remove all the predecessor of this block.

Definition at line 308 of file VPlan.h.

Referenced by llvm::VPBlockUtils::insertBlockBefore(), and llvm::VPBlockUtils::reassociateBlocks().

◆ clearSuccessors()

void llvm::VPBlockBase::clearSuccessors ( )

inline

Remove all the successors of this block.

Definition at line 311 of file VPlan.h.

Referenced by llvm::VPBlockUtils::insertBlockAfter(), and llvm::VPBlockUtils::reassociateBlocks().

◆ clone()

virtual VPBlockBase * llvm::VPBlockBase::clone ( )

pure virtual

Clone the current block and it's recipes without updating the operands of the cloned recipes, including all blocks in the single-entry single-exit region for VPRegionBlocks.

Implemented in llvm::VPBasicBlock, llvm::VPIRBasicBlock, and llvm::VPRegionBlock.

References VPBlockBase().

◆ cost()

virtual InstructionCost llvm::VPBlockBase::cost	(	ElementCount	VF,
		VPCostContext &	Ctx )

pure virtual

Return the cost of the block.

Implemented in llvm::VPBasicBlock, and llvm::VPRegionBlock.

◆ dump()

LLVM_DUMP_METHOD void llvm::VPBlockBase::dump ( ) const

inline

Dump this VPBlockBase to dbgs().

Definition at line 378 of file VPlan.h.

References llvm::dbgs(), LLVM_DUMP_METHOD, and print().

◆ execute()

virtual void llvm::VPBlockBase::execute ( VPTransformState * State )

pure virtual

The method which generates the output IR that correspond to this VPBlockBase, thereby "executing" the VPlan.

Implemented in llvm::VPBasicBlock, llvm::VPIRBasicBlock, and llvm::VPRegionBlock.

◆ getEnclosingBlockWithPredecessors()

VPBlockBase * VPBlockBase::getEnclosingBlockWithPredecessors ( )

Returns: the closest enclosing block starting from "this", which has predecessors.; the root enclosing block if all enclosing blocks have no predecessors.

Definition at line 212 of file VPlan.cpp.

References assert(), and VPBlockBase().

Referenced by getHierarchicalPredecessors(), and getSingleHierarchicalPredecessor().

◆ getEnclosingBlockWithSuccessors()

VPBlockBase * VPBlockBase::getEnclosingBlockWithSuccessors ( )

An Enclosing Block of a block B is any block containing B, including B itself.

Returns: the closest enclosing block starting from "this", which has successors.; the root enclosing block if all enclosing blocks have no successors.

Definition at line 204 of file VPlan.cpp.

References assert(), and VPBlockBase().

Referenced by getHierarchicalSuccessors(), and getSingleHierarchicalSuccessor().

◆ getEntryBasicBlock() [1/2]

VPBasicBlock * VPBlockBase::getEntryBasicBlock ( )

Definition at line 177 of file VPlan.cpp.

References llvm::Block, llvm::cast(), llvm::dyn_cast(), llvm::RegionBase< Tr >::getEntry(), and VPBlockBase().

◆ getEntryBasicBlock() [2/2]

const VPBasicBlock * VPBlockBase::getEntryBasicBlock ( ) const

Returns: the VPBasicBlock that is the entry of this VPBlockBase, recursively, if the latter is a VPRegionBlock. Otherwise, if this VPBlockBase is a VPBasicBlock, it is returned.; the VPBasicBlock that is the entry of Block, possibly indirectly.

Definition at line 170 of file VPlan.cpp.

References llvm::Block, llvm::cast(), llvm::dyn_cast(), llvm::RegionBase< Tr >::getEntry(), and VPBlockBase().

◆ getExitingBasicBlock() [1/2]

VPBasicBlock * VPBlockBase::getExitingBasicBlock ( )

Definition at line 197 of file VPlan.cpp.

References llvm::Block, llvm::cast(), llvm::dyn_cast(), and VPBlockBase().

◆ getExitingBasicBlock() [2/2]

const VPBasicBlock * VPBlockBase::getExitingBasicBlock ( ) const

Returns: the VPBasicBlock that is the exiting this VPBlockBase, recursively, if the latter is a VPRegionBlock. Otherwise, if this VPBlockBase is a VPBasicBlock, it is returned.; the VPBasicBlock that is the exit of Block, possibly indirectly.

Definition at line 190 of file VPlan.cpp.

References llvm::Block, llvm::cast(), llvm::dyn_cast(), and VPBlockBase().

Referenced by addVPLaneMaskPhiAndUpdateExitBranch(), expandVPWidenIntOrFpInduction(), expandVPWidenPointerInduction(), llvm::VPlanTransforms::handleMaxMinNumReductions(), llvm::VPBasicBlock::isExiting(), simplifyBranchConditionForVFAndUF(), sinkScalarOperands(), and tryToReplaceALMWithWideALM().

◆ getHierarchicalPredecessors()

const VPBlocksTy & llvm::VPBlockBase::getHierarchicalPredecessors ( )

inline

Returns: the predecessors either attached directly to this VPBlockBase or, if this VPBlockBase is the entry block of a VPRegionBlock and has no predecessors of its own, search recursively for the first enclosing VPRegionBlock that has predecessors and return them. If no such VPRegionBlock exists, return the (empty) predecessors of the topmost VPBlockBase reached.

Definition at line 259 of file VPlan.h.

References getEnclosingBlockWithPredecessors().

◆ getHierarchicalSuccessors()

const VPBlocksTy & llvm::VPBlockBase::getHierarchicalSuccessors ( )

inline

Returns: the successors either attached directly to this VPBlockBase or, if this VPBlockBase is the exit block of a VPRegionBlock and has no successors of its own, search recursively for the first enclosing VPRegionBlock that has successors and return them. If no such VPRegionBlock exists, return the (empty) successors of the topmost VPBlockBase reached.

Definition at line 243 of file VPlan.h.

References getEnclosingBlockWithSuccessors().

Referenced by llvm::VPBasicBlock::connectToPredecessors(), and llvm::VPIRBasicBlock::execute().

◆ getIndexForPredecessor()

unsigned llvm::VPBlockBase::getIndexForPredecessor ( const VPBlockBase * Pred ) const

inline

Returns the index for Pred in the blocks predecessors list.

Definition at line 329 of file VPlan.h.

References assert(), llvm::count(), llvm::find(), and VPBlockBase().

Referenced by llvm::VPBlockUtils::insertOnEdge().

◆ getIndexForSuccessor()

unsigned llvm::VPBlockBase::getIndexForSuccessor ( const VPBlockBase * Succ ) const

inline

Returns the index for Succ in the blocks successor list.

Definition at line 336 of file VPlan.h.

References assert(), llvm::count(), llvm::find(), and VPBlockBase().

Referenced by llvm::VPBlockUtils::insertOnEdge().

◆ getName()

const std::string & llvm::VPBlockBase::getName ( ) const

inline

Definition at line 165 of file VPlan.h.

Referenced by llvm::VPBasicBlock::clone(), llvm::VPRegionBlock::clone(), llvm::VPBasicBlock::executeRecipes(), llvm::VPBasicBlock::print(), llvm::VPRegionBlock::print(), llvm::VPBasicBlock::splitAt(), and llvm::VPIRBasicBlock::VPlan.

◆ getNumPredecessors()

size_t llvm::VPBlockBase::getNumPredecessors ( ) const

inline

Definition at line 221 of file VPlan.h.

Referenced by llvm::VPlanTransforms::attachCheckBlock(), llvm::VPBasicBlock::getCFGPredecessor(), llvm::VPlanTransforms::handleUncountableEarlyExit(), and llvm::EpilogueVectorizerMainLoop::introduceCheckBlockInVPlan().

◆ getNumSuccessors()

size_t llvm::VPBlockBase::getNumSuccessors ( ) const

inline

Definition at line 220 of file VPlan.h.

Referenced by llvm::VPBlockUtils::connectBlocks(), llvm::VPlan::duplicate(), llvm::VPIRBasicBlock::execute(), hasConditionalTerminator(), llvm::EpilogueVectorizerMainLoop::introduceCheckBlockInVPlan(), and llvm::VPBlockUtils::isLatch().

◆ getParent() [1/2]

VPRegionBlock * llvm::VPBlockBase::getParent ( )

inline

◆ getParent() [2/2]

const VPRegionBlock * llvm::VPBlockBase::getParent ( ) const

inline

Definition at line 175 of file VPlan.h.

◆ getPlan() [1/2]

VPlan * VPBlockBase::getPlan ( )

Returns: A pointer to the plan containing the current block.

Definition at line 165 of file VPlan.cpp.

References getPlanEntry().

Referenced by llvm::VPBasicBlock::clone(), llvm::VPIRBasicBlock::clone(), llvm::VPRegionBlock::clone(), llvm::VPBasicBlock::connectToPredecessors(), llvm::VPBuilder::createElementCount(), llvm::VPRegionBlock::dissolveToCFGLoop(), expandVPWidenIntOrFpInduction(), llvm::VPSlotTracker::getOrCreateName(), llvm::operator<<(), print(), replaceVPBBWithIRVPBB(), scalarizeInstruction(), and llvm::VPBasicBlock::splitAt().

◆ getPlan() [2/2]

const VPlan * VPBlockBase::getPlan ( ) const

Definition at line 167 of file VPlan.cpp.

References getPlanEntry().

◆ getPredecessors() [1/2]

VPBlocksTy & llvm::VPBlockBase::getPredecessors ( )

inline

Definition at line 206 of file VPlan.h.

◆ getPredecessors() [2/2]

const VPBlocksTy & llvm::VPBlockBase::getPredecessors ( ) const

inline

Definition at line 205 of file VPlan.h.

Referenced by llvm::VPlanTransforms::addMiddleCheck(), canonicalHeaderAndLatch(), llvm::VPlanTransforms::canonicalizeEVLLoops(), cloneFrom(), llvm::VPBlockUtils::connectBlocks(), llvm::VPBasicBlock::connectToPredecessors(), createLoopRegion(), llvm::VPIRPhi::execute(), llvm::VPBasicBlock::getCFGPredecessor(), llvm::VPlanTransforms::handleEarlyExits(), llvm::VPlanTransforms::handleUncountableEarlyExit(), llvm::VPBlockUtils::insertBlockAfter(), llvm::VPBlockUtils::insertBlockBefore(), llvm::VPBlockUtils::isHeader(), llvm::VPBlockUtils::reassociateBlocks(), llvm::VPlanTransforms::removeBranchOnConst(), and llvm::VPRegionBlock::setEntry().

◆ getSingleHierarchicalPredecessor()

VPBlockBase * llvm::VPBlockBase::getSingleHierarchicalPredecessor ( )

inline

Returns: the hierarchical predecessor of this VPBlockBase if it has a single hierarchical predecessor. Otherwise return a null pointer.

Definition at line 265 of file VPlan.h.

References getEnclosingBlockWithPredecessors(), and VPBlockBase().

Referenced by createScalarIVSteps(), and llvm::VPBasicBlock::execute().

◆ getSingleHierarchicalSuccessor()

VPBlockBase * llvm::VPBlockBase::getSingleHierarchicalSuccessor ( )

inline

Returns: the hierarchical successor of this VPBlockBase if it has a single hierarchical successor. Otherwise return a null pointer.

Definition at line 249 of file VPlan.h.

References getEnclosingBlockWithSuccessors(), and VPBlockBase().

◆ getSinglePredecessor()

VPBlockBase * llvm::VPBlockBase::getSinglePredecessor ( ) const

inline

Returns: the predecessor of this VPBlockBase if it has a single predecessor. Otherwise return a null pointer.

Definition at line 216 of file VPlan.h.

References VPBlockBase().

Referenced by llvm::VPlanTransforms::addMiddleCheck(), addScalarResumePhis(), llvm::VPlanTransforms::attachCheckBlock(), llvm::VPRegionBlock::dissolveToCFGLoop(), llvm::VPRegionBlock::getPreheaderVPBB(), llvm::VPlan::getVectorPreheader(), llvm::VPlanTransforms::handleEarlyExits(), llvm::VPlanTransforms::handleUncountableEarlyExit(), llvm::VPlan::hasScalarTail(), llvm::VPlanTransforms::replaceSymbolicStrides(), and simplifyBranchConditionForVFAndUF().

◆ getSingleSuccessor()

VPBlockBase * llvm::VPBlockBase::getSingleSuccessor ( ) const

inline

Returns: the successor of this VPBlockBase if it has a single successor. Otherwise return a null pointer.

Definition at line 210 of file VPlan.h.

References VPBlockBase().

Referenced by addExitUsersForFirstOrderRecurrences(), addInitialSkeleton(), addScalarResumePhis(), llvm::VPBasicBlock::connectToPredecessors(), createLoopRegion(), llvm::VPRegionBlock::dissolveToCFGLoop(), llvm::VPIRBasicBlock::execute(), llvm::LoopVectorizationPlanner::executePlan(), llvm::VPlan::getCanonicalIV(), llvm::VPlan::getMiddleBlock(), llvm::VPlanTransforms::materializeConstantVectorTripCount(), mergeReplicateRegionsIntoSuccessors(), simplifyBranchConditionForVFAndUF(), and sinkScalarOperands().

◆ getSuccessors() [1/2]

VPBlocksTy & llvm::VPBlockBase::getSuccessors ( )

inline

Definition at line 200 of file VPlan.h.

◆ getSuccessors() [2/2]

const VPBlocksTy & llvm::VPBlockBase::getSuccessors ( ) const

inline

Definition at line 199 of file VPlan.h.

Referenced by addInitialSkeleton(), llvm::VPBlockUtils::connectBlocks(), llvm::VPRegionBlock::cost(), createCondBranch(), llvm::VPlanTransforms::handleUncountableEarlyExit(), llvm::VPBlockUtils::insertBlockAfter(), llvm::VPBlockUtils::insertBlockBefore(), llvm::VPBlockUtils::insertTwoBlocksAfter(), llvm::EpilogueVectorizerMainLoop::introduceCheckBlockInVPlan(), llvm::VPlanTransforms::introduceMasksAndLinearize(), llvm::VPBlockUtils::isLatch(), printSuccessors(), llvm::VPBlockUtils::reassociateBlocks(), llvm::VPRegionBlock::setExiting(), and sinkScalarOperands().

◆ getVPBlockID()

unsigned llvm::VPBlockBase::getVPBlockID ( ) const

inline

Returns: an ID for the concrete type of this object. This is used to implement the classof checks. This should not be used for any other purpose, as the values may change as LLVM evolves.

Definition at line 172 of file VPlan.h.

◆ hasPredecessors()

bool llvm::VPBlockBase::hasPredecessors ( ) const

inline

Returns true if this block has any predecessors.

Definition at line 224 of file VPlan.h.

Referenced by llvm::VPlan::execute(), llvm::VPBasicBlock::getCFGPredecessor(), llvm::VPlan::hasEarlyExit(), llvm::VPlan::hasScalarTail(), and llvm::LoopVectorizationPlanner::updateLoopMetadataAndProfileInfo().

◆ isLegalToHoistInto()

bool llvm::VPBlockBase::isLegalToHoistInto ( )

inline

Return true if it is legal to hoist instructions into this block.

Definition at line 350 of file VPlan.h.

◆ predecessors()

iterator_range< VPBlockBase ** > llvm::VPBlockBase::predecessors ( )

inline

Definition at line 203 of file VPlan.h.

Referenced by llvm::VPBlockUtils::insertBlockBefore().

◆ print() [1/2]

void VPBlockBase::print ( raw_ostream & O ) const

Print plain-text dump of this VPlan to O.

Definition at line 681 of file VPlan.cpp.

References getPlan(), and print().

◆ print() [2/2]

virtual void llvm::VPBlockBase::print	(	raw_ostream &	O,
		const Twine &	Indent,
		VPSlotTracker &	SlotTracker ) const

pure virtual

Print plain-text dump of this VPBlockBase to O, prefixing all lines with Indent.

SlotTracker is used to print unnamed VPValue's using consequtive numbers.

Note that the numbering is applied to the whole VPlan, so printing individual blocks is consistent with the whole VPlan printing.

Implemented in llvm::VPBasicBlock, and llvm::VPRegionBlock.

References printSuccessors().

Referenced by print().

◆ printAsOperand()

void llvm::VPBlockBase::printAsOperand	(	raw_ostream &	OS,
		bool	PrintType = false ) const

inline

Definition at line 357 of file VPlan.h.

References getName().

Referenced by llvm::VPPhiAccessors::printPhiOperands().

◆ printSuccessors()

void VPBlockBase::printSuccessors	(	raw_ostream &	O,
		const Twine &	Indent ) const

Print the successors of this block to O, prefixing all lines with Indent.

Definition at line 686 of file VPlan.cpp.

References getSuccessors().

Referenced by llvm::VPBasicBlock::print(), print(), and llvm::VPRegionBlock::print().

◆ setName()

void llvm::VPBlockBase::setName ( const Twine & newName )

inline

Definition at line 167 of file VPlan.h.

References llvm::Twine::str().

Referenced by llvm::LoopVectorizationPlanner::buildVPlans(), llvm::VPlanTransforms::createLoopRegions(), preparePlanForEpilogueVectorLoop(), and llvm::LoopVectorizePass::processLoop().

◆ setOneSuccessor()

void llvm::VPBlockBase::setOneSuccessor ( VPBlockBase * Successor )

inline

Set a given VPBlockBase Successor as the single successor of this VPBlockBase.

This VPBlockBase is not added as predecessor of Successor. This VPBlockBase must have no successors.

Definition at line 272 of file VPlan.h.

References assert(), getParent(), llvm::Successor, and VPBlockBase().

◆ setParent()

void llvm::VPBlockBase::setParent ( VPRegionBlock * P )

inline

Definition at line 185 of file VPlan.h.

References P.

Referenced by createLoopRegion(), llvm::VPBlockUtils::insertBlockAfter(), llvm::VPBlockUtils::insertBlockBefore(), llvm::VPBlockUtils::insertTwoBlocksAfter(), llvm::VPRegionBlock::setEntry(), and llvm::VPRegionBlock::setExiting().

◆ setPlan()

void VPBlockBase::setPlan ( VPlan * ParentPlan )

Sets the pointer of the plan containing the block.

The block must be the entry block into the VPlan.

Definition at line 184 of file VPlan.cpp.

References assert(), and llvm::VPlan::getEntry().

Referenced by llvm::VPlan::setEntry().

◆ setPredecessors()

void llvm::VPBlockBase::setPredecessors ( ArrayRef< VPBlockBase * > NewPreds )

inline

Set each VPBasicBlock in NewPreds as predecessor of this VPBlockBase.

This VPBlockBase must have no predecessors. This VPBlockBase is not added as successor of any VPBasicBlock in NewPreds.

Definition at line 292 of file VPlan.h.

References assert().

Referenced by cloneFrom(), and llvm::VPBlockUtils::insertTwoBlocksAfter().

◆ setSuccessors()

void llvm::VPBlockBase::setSuccessors ( ArrayRef< VPBlockBase * > NewSuccs )

inline

Set each VPBasicBlock in NewSuccss as successor of this VPBlockBase.

This VPBlockBase must have no successors. This VPBlockBase is not added as predecessor of any VPBasicBlock in NewSuccs.

Definition at line 301 of file VPlan.h.

References assert().

Referenced by cloneFrom().

◆ setTwoSuccessors()

void llvm::VPBlockBase::setTwoSuccessors	(	VPBlockBase *	IfTrue,
		VPBlockBase *	IfFalse )

inline

Set two given VPBlockBases IfTrue and IfFalse to be the two successors of this VPBlockBase.

This VPBlockBase is not added as predecessor of IfTrue or IfFalse. This VPBlockBase must have no successors.

Definition at line 283 of file VPlan.h.

References assert(), and VPBlockBase().

Referenced by llvm::VPBlockUtils::insertTwoBlocksAfter().

◆ successors()

iterator_range< VPBlockBase ** > llvm::VPBlockBase::successors ( )

inline

Definition at line 202 of file VPlan.h.

Referenced by cloneFrom(), and llvm::VPBlockUtils::insertBlockAfter().

◆ swapPredecessors()

void llvm::VPBlockBase::swapPredecessors ( )

inline

Swap predecessors of the block.

The block must have exactly 2 predecessors.

Definition at line 315 of file VPlan.h.

References assert(), and std::swap().

Referenced by canonicalHeaderAndLatch().

◆ swapSuccessors()

void llvm::VPBlockBase::swapSuccessors ( )

inline

Swap successors of the block. The block must have exactly 2 successors.

Definition at line 323 of file VPlan.h.

References assert(), and std::swap().

Referenced by addInitialSkeleton(), llvm::VPlanTransforms::attachCheckBlock(), llvm::VPlanTransforms::handleUncountableEarlyExit(), and llvm::EpilogueVectorizerMainLoop::introduceCheckBlockInVPlan().

◆ VPBlockUtils

friend class VPBlockUtils

friend

Definition at line 83 of file VPlan.h.

References llvm::Successor, VPBlockBase(), and VPBlockUtils.

Referenced by VPBlockUtils.

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

lib/Transforms/Vectorize/VPlan.h
lib/Transforms/Vectorize/VPlan.cpp

Public Types

Public Member Functions

Protected Member Functions

Friends

Detailed Description

Member Typedef Documentation

◆ VPBlocksTy

◆ VPBlockTy

Constructor & Destructor Documentation

◆ VPBlockBase()

◆ ~VPBlockBase()

Member Function Documentation

◆ clearPredecessors()

◆ clearSuccessors()

◆ clone()

◆ cost()

◆ dump()

◆ execute()

◆ getEnclosingBlockWithPredecessors()

◆ getEnclosingBlockWithSuccessors()

◆ getEntryBasicBlock() [1/2]

◆ getEntryBasicBlock() [2/2]

◆ getExitingBasicBlock() [1/2]

◆ getExitingBasicBlock() [2/2]

◆ getHierarchicalPredecessors()

◆ getHierarchicalSuccessors()

◆ getIndexForPredecessor()

◆ getIndexForSuccessor()

◆ getName()

◆ getNumPredecessors()

◆ getNumSuccessors()

◆ getParent() [1/2]

◆ getParent() [2/2]

◆ getPlan() [1/2]

◆ getPlan() [2/2]

◆ getPredecessors() [1/2]

◆ getPredecessors() [2/2]

◆ getSingleHierarchicalPredecessor()

◆ getSingleHierarchicalSuccessor()

◆ getSinglePredecessor()

◆ getSingleSuccessor()

◆ getSuccessors() [1/2]

◆ getSuccessors() [2/2]

◆ getVPBlockID()

◆ hasPredecessors()

◆ isLegalToHoistInto()

◆ predecessors()

◆ print() [1/2]

◆ print() [2/2]

◆ printAsOperand()

◆ printSuccessors()

◆ setName()

◆ setOneSuccessor()

◆ setParent()

◆ setPlan()

◆ setPredecessors()

◆ setSuccessors()

◆ setTwoSuccessors()

◆ successors()

◆ swapPredecessors()

◆ swapSuccessors()

Friends And Related Symbol Documentation

◆ VPBlockUtils