LLVM  13.0.0git
Public Types | Public Member Functions | Static Public Member Functions | List of all members
llvm::VPBasicBlock Class Reference

VPBasicBlock serves as the leaf of the Hierarchical Control-Flow Graph. More...

#include "Transforms/Vectorize/VPlan.h"

Inheritance diagram for llvm::VPBasicBlock:
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Public Types

using RecipeListTy = iplist< VPRecipeBase >
 
using iterator = RecipeListTy::iterator
 Instruction iterators... More...
 
using const_iterator = RecipeListTy::const_iterator
 
using reverse_iterator = RecipeListTy::reverse_iterator
 
using const_reverse_iterator = RecipeListTy::const_reverse_iterator
 
- Public Types inherited from llvm::VPBlockBase
using VPBlockTy = enum { VPBasicBlockSC, VPRegionBlockSC }
 An enumeration for keeping track of the concrete subclass of VPBlockBase that are actually instantiated. More...
 
using VPBlocksTy = SmallVectorImpl< VPBlockBase * >
 

Public Member Functions

 VPBasicBlock (const Twine &Name="", VPRecipeBase *Recipe=nullptr)
 
 ~VPBasicBlock () override
 
iterator begin ()
 Recipe iterator methods. More...
 
const_iterator begin () const
 
iterator end ()
 
const_iterator end () const
 
reverse_iterator rbegin ()
 
const_reverse_iterator rbegin () const
 
reverse_iterator rend ()
 
const_reverse_iterator rend () const
 
size_t size () const
 
bool empty () const
 
const VPRecipeBasefront () const
 
VPRecipeBasefront ()
 
const VPRecipeBaseback () const
 
VPRecipeBaseback ()
 
RecipeListTygetRecipeList ()
 Returns a reference to the list of recipes. More...
 
void insert (VPRecipeBase *Recipe, iterator InsertPt)
 
void appendRecipe (VPRecipeBase *Recipe)
 Augment the existing recipes of a VPBasicBlock with an additional Recipe as the last recipe. More...
 
void execute (struct VPTransformState *State) override
 The method which generates the output IR instructions that correspond to this VPBasicBlock, thereby "executing" the VPlan. More...
 
iterator getFirstNonPhi ()
 Return the position of the first non-phi node recipe in the block. More...
 
void dropAllReferences (VPValue *NewValue) override
 Replace all operands of VPUsers in the block with NewValue and also replaces all uses of VPValues defined in the block with NewValue. More...
 
- Public Member Functions inherited from llvm::VPBlockBase
virtual ~VPBlockBase ()=default
 
const std::string & getName () const
 
void setName (const Twine &newName)
 
unsigned getVPBlockID () const
 
VPRegionBlockgetParent ()
 
const VPRegionBlockgetParent () const
 
VPlangetPlan ()
 
const VPlangetPlan () const
 
void setPlan (VPlan *ParentPlan)
 Sets the pointer of the plan containing the block. More...
 
void setParent (VPRegionBlock *P)
 
const VPBasicBlockgetEntryBasicBlock () const
 
VPBasicBlockgetEntryBasicBlock ()
 
const VPBasicBlockgetExitBasicBlock () const
 
VPBasicBlockgetExitBasicBlock ()
 
const VPBlocksTygetSuccessors () const
 
VPBlocksTygetSuccessors ()
 
const VPBlocksTygetPredecessors () const
 
VPBlocksTygetPredecessors ()
 
VPBlockBasegetSingleSuccessor () const
 
VPBlockBasegetSinglePredecessor () const
 
size_t getNumSuccessors () const
 
size_t getNumPredecessors () const
 
VPBlockBasegetEnclosingBlockWithSuccessors ()
 An Enclosing Block of a block B is any block containing B, including B itself. More...
 
VPBlockBasegetEnclosingBlockWithPredecessors ()
 
const VPBlocksTygetHierarchicalSuccessors ()
 
VPBlockBasegetSingleHierarchicalSuccessor ()
 
const VPBlocksTygetHierarchicalPredecessors ()
 
VPBlockBasegetSingleHierarchicalPredecessor ()
 
VPValuegetCondBit ()
 
const VPValuegetCondBit () const
 
void setCondBit (VPValue *CV)
 Set the condition bit selecting the successor. More...
 
VPValuegetPredicate ()
 
const VPValuegetPredicate () const
 
void setPredicate (VPValue *Pred)
 Set the block's predicate. More...
 
void setOneSuccessor (VPBlockBase *Successor)
 Set a given VPBlockBase Successor as the single successor of this VPBlockBase. More...
 
void setTwoSuccessors (VPBlockBase *IfTrue, VPBlockBase *IfFalse, VPValue *Condition)
 Set two given VPBlockBases IfTrue and IfFalse to be the two successors of this VPBlockBase. More...
 
void setPredecessors (ArrayRef< VPBlockBase * > NewPreds)
 Set each VPBasicBlock in NewPreds as predecessor of this VPBlockBase. More...
 
void clearPredecessors ()
 Remove all the predecessor of this block. More...
 
void clearSuccessors ()
 Remove all the successors of this block and set to null its condition bit. More...
 
void printAsOperand (raw_ostream &OS, bool PrintType) const
 
void print (raw_ostream &OS) const
 
bool isLegalToHoistInto ()
 Return true if it is legal to hoist instructions into this block. More...
 

Static Public Member Functions

static RecipeListTy VPBasicBlock::* getSublistAccess (VPRecipeBase *)
 Returns a pointer to a member of the recipe list. More...
 
static bool classof (const VPBlockBase *V)
 Method to support type inquiry through isa, cast, and dyn_cast. More...
 
- Static Public Member Functions inherited from llvm::VPBlockBase
static void deleteCFG (VPBlockBase *Entry)
 Delete all blocks reachable from a given VPBlockBase, inclusive. More...
 

Additional Inherited Members

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

Detailed Description

VPBasicBlock serves as the leaf of the Hierarchical Control-Flow Graph.

It holds a sequence of zero or more VPRecipe's each representing a sequence of output IR instructions.

Definition at line 1297 of file VPlan.h.

Member Typedef Documentation

◆ const_iterator

Definition at line 1316 of file VPlan.h.

◆ const_reverse_iterator

Definition at line 1318 of file VPlan.h.

◆ iterator

Instruction iterators...

Definition at line 1315 of file VPlan.h.

◆ RecipeListTy

Definition at line 1299 of file VPlan.h.

◆ reverse_iterator

Definition at line 1317 of file VPlan.h.

Constructor & Destructor Documentation

◆ VPBasicBlock()

llvm::VPBasicBlock::VPBasicBlock ( const Twine Name = "",
VPRecipeBase Recipe = nullptr 
)
inline

Definition at line 1306 of file VPlan.h.

References appendRecipe().

◆ ~VPBasicBlock()

llvm::VPBasicBlock::~VPBasicBlock ( )
inlineoverride

Definition at line 1312 of file VPlan.h.

References llvm::iplist_impl< IntrusiveListT, TraitsT >::clear().

Member Function Documentation

◆ appendRecipe()

void llvm::VPBasicBlock::appendRecipe ( VPRecipeBase Recipe)
inline

Augment the existing recipes of a VPBasicBlock with an additional Recipe as the last recipe.

Definition at line 1362 of file VPlan.h.

References end(), and insert().

Referenced by llvm::VPRecipeBuilder::handleReplication(), and VPBasicBlock().

◆ back() [1/2]

VPRecipeBase& llvm::VPBasicBlock::back ( )
inline

Definition at line 1338 of file VPlan.h.

◆ back() [2/2]

const VPRecipeBase& llvm::VPBasicBlock::back ( ) const
inline

Definition at line 1337 of file VPlan.h.

◆ begin() [1/2]

iterator llvm::VPBasicBlock::begin ( )
inline

Recipe iterator methods.

Definition at line 1323 of file VPlan.h.

Referenced by getFirstNonPhi(), and llvm::VPlanTransforms::VPInstructionsToVPRecipes().

◆ begin() [2/2]

const_iterator llvm::VPBasicBlock::begin ( ) const
inline

Definition at line 1324 of file VPlan.h.

◆ classof()

static bool llvm::VPBasicBlock::classof ( const VPBlockBase V)
inlinestatic

Method to support type inquiry through isa, cast, and dyn_cast.

Definition at line 1349 of file VPlan.h.

References llvm::VPBlockBase::getVPBlockID().

◆ dropAllReferences()

void VPBasicBlock::dropAllReferences ( VPValue NewValue)
overridevirtual

Replace all operands of VPUsers in the block with NewValue and also replaces all uses of VPValues defined in the block with NewValue.

Implements llvm::VPBlockBase.

Definition at line 377 of file VPlan.cpp.

References llvm::tgtok::Def, E, and I.

◆ empty()

bool llvm::VPBasicBlock::empty ( ) const
inline

Definition at line 1334 of file VPlan.h.

Referenced by execute().

◆ end() [1/2]

iterator llvm::VPBasicBlock::end ( )
inline

◆ end() [2/2]

const_iterator llvm::VPBasicBlock::end ( ) const
inline

Definition at line 1326 of file VPlan.h.

◆ execute()

void VPBasicBlock::execute ( struct VPTransformState State)
overridevirtual

◆ front() [1/2]

VPRecipeBase& llvm::VPBasicBlock::front ( )
inline

Definition at line 1336 of file VPlan.h.

◆ front() [2/2]

const VPRecipeBase& llvm::VPBasicBlock::front ( ) const
inline

Definition at line 1335 of file VPlan.h.

◆ getFirstNonPhi()

VPBasicBlock::iterator VPBasicBlock::getFirstNonPhi ( )

Return the position of the first non-phi node recipe in the block.

Definition at line 233 of file VPlan.cpp.

References begin(), and end().

◆ getRecipeList()

RecipeListTy& llvm::VPBasicBlock::getRecipeList ( )
inline

◆ getSublistAccess()

static RecipeListTy VPBasicBlock::* llvm::VPBasicBlock::getSublistAccess ( VPRecipeBase )
inlinestatic

Returns a pointer to a member of the recipe list.

Definition at line 1344 of file VPlan.h.

◆ insert()

void llvm::VPBasicBlock::insert ( VPRecipeBase Recipe,
iterator  InsertPt 
)
inline

Definition at line 1353 of file VPlan.h.

References assert(), and llvm::iplist_impl< IntrusiveListT, TraitsT >::insert().

Referenced by appendRecipe().

◆ rbegin() [1/2]

reverse_iterator llvm::VPBasicBlock::rbegin ( )
inline

Definition at line 1328 of file VPlan.h.

◆ rbegin() [2/2]

const_reverse_iterator llvm::VPBasicBlock::rbegin ( ) const
inline

Definition at line 1329 of file VPlan.h.

◆ rend() [1/2]

reverse_iterator llvm::VPBasicBlock::rend ( )
inline

Definition at line 1330 of file VPlan.h.

◆ rend() [2/2]

const_reverse_iterator llvm::VPBasicBlock::rend ( ) const
inline

Definition at line 1331 of file VPlan.h.

◆ size()

size_t llvm::VPBasicBlock::size ( ) const
inline

Definition at line 1333 of file VPlan.h.


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