LLVM 20.0.0git
Public Member Functions | Static Public Member Functions | List of all members
llvm::VPIRBasicBlock Class Reference

A special type of VPBasicBlock that wraps an existing IR basic block. More...

#include "Transforms/Vectorize/VPlan.h"

Inheritance diagram for llvm::VPIRBasicBlock:
Inheritance graph
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Public Member Functions

 VPIRBasicBlock (BasicBlock *IRBB)
 
 ~VPIRBasicBlock () override
 
void execute (VPTransformState *State) override
 The method which generates the output IR instructions that correspond to this VPBasicBlock, thereby "executing" the VPlan.
 
VPIRBasicBlockclone () override
 Clone the current block and it's recipes, without updating the operands of the cloned recipes.
 
BasicBlockgetIRBasicBlock () const
 
- Public Member Functions inherited from llvm::VPBasicBlock
 VPBasicBlock (const Twine &Name="", VPRecipeBase *Recipe=nullptr)
 
 ~VPBasicBlock () override
 
iterator begin ()
 Recipe iterator methods.
 
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.
 
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.
 
void execute (VPTransformState *State) override
 The method which generates the output IR instructions that correspond to this VPBasicBlock, thereby "executing" the VPlan.
 
InstructionCost cost (ElementCount VF, VPCostContext &Ctx) override
 Return the cost of this VPBasicBlock.
 
iterator getFirstNonPhi ()
 Return the position of the first non-phi node recipe in the block.
 
iterator_range< iteratorphis ()
 Returns an iterator range over the PHI-like recipes in the block.
 
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.
 
VPBasicBlocksplitAt (iterator SplitAt)
 Split current block at SplitAt by inserting a new block between the current block and its successors and moving all recipes starting at SplitAt to the new block.
 
VPRegionBlockgetEnclosingLoopRegion ()
 
void print (raw_ostream &O, const Twine &Indent, VPSlotTracker &SlotTracker) const override
 Print this VPBsicBlock to O, prefixing all lines with Indent.
 
VPRecipeBasegetTerminator ()
 If the block has multiple successors, return the branch recipe terminating the block.
 
const VPRecipeBasegetTerminator () const
 
bool isExiting () const
 Returns true if the block is exiting it's parent region.
 
VPBasicBlockclone () override
 Clone the current block and it's recipes, without updating the operands of the cloned recipes.
 
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.
 
- 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.
 
void setParent (VPRegionBlock *P)
 
const VPBasicBlockgetEntryBasicBlock () const
 
VPBasicBlockgetEntryBasicBlock ()
 
const VPBasicBlockgetExitingBasicBlock () const
 
VPBasicBlockgetExitingBasicBlock ()
 
const VPBlocksTygetSuccessors () const
 
VPBlocksTygetSuccessors ()
 
iterator_range< VPBlockBase ** > successors ()
 
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.
 
VPBlockBasegetEnclosingBlockWithPredecessors ()
 
const VPBlocksTygetHierarchicalSuccessors ()
 
VPBlockBasegetSingleHierarchicalSuccessor ()
 
const VPBlocksTygetHierarchicalPredecessors ()
 
VPBlockBasegetSingleHierarchicalPredecessor ()
 
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.
 
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.
 
virtual void dropAllReferences (VPValue *NewValue)=0
 Replace all operands of VPUsers in the block with NewValue and also replaces all uses of VPValues defined in the block with NewValue.
 
void printAsOperand (raw_ostream &OS, bool PrintType) 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 VPBlockBaseclone ()=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.
 

Static Public Member Functions

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

Additional Inherited Members

- Public Types inherited from llvm::VPBasicBlock
using RecipeListTy = iplist< VPRecipeBase >
 
using iterator = RecipeListTy::iterator
 Instruction iterators...
 
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 { VPRegionBlockSC, VPBasicBlockSC, VPIRBasicBlockSC }
 An enumeration for keeping track of the concrete subclass of VPBlockBase that are actually instantiated.
 
using VPBlocksTy = SmallVectorImpl< VPBlockBase * >
 
- Protected Member Functions inherited from llvm::VPBasicBlock
 VPBasicBlock (const unsigned char BlockSC, const Twine &Name="")
 
void executeRecipes (VPTransformState *State, BasicBlock *BB)
 Execute the recipes in the IR basic block BB.
 
- Protected Member Functions inherited from llvm::VPBlockBase
 VPBlockBase (const unsigned char SC, const std::string &N)
 
- Protected Attributes inherited from llvm::VPBasicBlock
RecipeListTy Recipes
 The VPRecipes held in the order of output instructions to generate.
 

Detailed Description

A special type of VPBasicBlock that wraps an existing IR basic block.

Recipes of the block get added before the first non-phi instruction in the wrapped block. Note: At the moment, VPIRBasicBlock can only be used to wrap VPlan's preheader block.

Definition at line 3127 of file VPlan.h.

Constructor & Destructor Documentation

◆ VPIRBasicBlock()

llvm::VPIRBasicBlock::VPIRBasicBlock ( BasicBlock IRBB)
inline

Definition at line 3131 of file VPlan.h.

◆ ~VPIRBasicBlock()

llvm::VPIRBasicBlock::~VPIRBasicBlock ( )
inlineoverride

Definition at line 3136 of file VPlan.h.

Member Function Documentation

◆ classof()

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

Definition at line 3138 of file VPlan.h.

◆ clone()

VPIRBasicBlock * llvm::VPIRBasicBlock::clone ( )
inlineoverridevirtual

Clone the current block and it's recipes, without updating the operands of the cloned recipes.

Reimplemented from llvm::VPBasicBlock.

Definition at line 3146 of file VPlan.h.

References llvm::VPBasicBlock::Recipes.

◆ execute()

void VPIRBasicBlock::execute ( VPTransformState State)
overridevirtual

◆ getIRBasicBlock()

BasicBlock * llvm::VPIRBasicBlock::getIRBasicBlock ( ) const
inline

Definition at line 3153 of file VPlan.h.


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