LLVM 23.0.0git
llvm::VPDominatorTree Class Reference

Template specialization of the standard LLVM dominator tree utility for VPBlockBases. More...

#include "Transforms/Vectorize/VPlanDominatorTree.h"

Inheritance diagram for llvm::VPDominatorTree:
[legend]

Public Member Functions

 VPDominatorTree (VPlan &Plan)
bool properlyDominates (const VPRecipeBase *A, const VPRecipeBase *B)
bool properlyDominates (const DomTreeNodeBase< VPBlockBase > *A, const DomTreeNodeBase< VPBlockBase > *B) const
 Returns true if A properly dominates B.
bool properlyDominates (const VPBlockBase *A, const VPBlockBase *B) const
 Returns true if A properly dominates B.
Public Member Functions inherited from llvm::DominatorTreeBase< VPBlockBase, false >
 DominatorTreeBase ()=default
 DominatorTreeBase (const DominatorTreeBase &)=delete
DominatorTreeBaseoperator= (const DominatorTreeBase &)=delete
 DominatorTreeBase (DominatorTreeBase &&Arg)=default
DominatorTreeBaseoperator= (DominatorTreeBase &&RHS)=default
root_iterator root_begin ()
const_root_iterator root_begin () const
root_iterator root_end ()
const_root_iterator root_end () const
size_t root_size () const
iterator_range< root_iteratorroots ()
iterator_range< const_root_iteratorroots () const
bool isPostDominator () const
 isPostDominator - Returns true if analysis based of postdoms
bool compare (const DominatorTreeBase &Other) const
 compare - Return false if the other dominator tree base matches this dominator tree base.
DomTreeNodeBase< VPBlockBase > * getNode (const VPBlockBase *BB) const
 getNode - return the (Post)DominatorTree node for the specified basic block.
DomTreeNodeBase< VPBlockBase > * operator[] (const VPBlockBase *BB) const
 See getNode.
DomTreeNodeBase< VPBlockBase > * getRootNode ()
 getRootNode - This returns the entry node for the CFG of the function.
const DomTreeNodeBase< VPBlockBase > * getRootNode () const
void getDescendants (VPBlockBase *R, SmallVectorImpl< VPBlockBase * > &Result) const
 Get all nodes dominated by R, including R itself.
bool properlyDominates (const DomTreeNodeBase< VPBlockBase > *A, const DomTreeNodeBase< VPBlockBase > *B) const
 properlyDominates - Returns true iff A dominates B and A != B.
bool properlyDominates (const VPBlockBase *A, const VPBlockBase *B) const
bool isReachableFromEntry (const VPBlockBase *A) const
 isReachableFromEntry - Return true if A is dominated by the entry block of the function containing it.
bool isReachableFromEntry (const DomTreeNodeBase< VPBlockBase > *A) const
bool dominates (const DomTreeNodeBase< VPBlockBase > *A, const DomTreeNodeBase< VPBlockBase > *B) const
 dominates - Returns true iff A dominates B.
bool dominates (const VPBlockBase *A, const VPBlockBase *B) const
VPBlockBasegetRoot () const
VPBlockBasefindNearestCommonDominator (VPBlockBase *A, VPBlockBase *B) const
 Find nearest common dominator basic block for basic block A and B.
const VPBlockBasefindNearestCommonDominator (const VPBlockBase *A, const VPBlockBase *B) const
bool isVirtualRoot (const DomTreeNodeBase< VPBlockBase > *A) const
VPBlockBasefindNearestCommonDominator (iterator_range< IteratorTy > Nodes) const
void applyUpdates (ArrayRef< UpdateType > Updates)
 Inform the dominator tree about a sequence of CFG edge insertions and deletions and perform a batch update on the tree.
void applyUpdates (ArrayRef< UpdateType > Updates, ArrayRef< UpdateType > PostViewUpdates)
void insertEdge (VPBlockBase *From, VPBlockBase *To)
 Inform the dominator tree about a CFG edge insertion and update the tree.
void deleteEdge (VPBlockBase *From, VPBlockBase *To)
 Inform the dominator tree about a CFG edge deletion and update the tree.
DomTreeNodeBase< VPBlockBase > * addNewBlock (VPBlockBase *BB, VPBlockBase *DomBB)
 Add a new node to the dominator tree information.
DomTreeNodeBase< VPBlockBase > * setNewRoot (VPBlockBase *BB)
 Add a new node to the forward dominator tree and make it a new root.
void changeImmediateDominator (DomTreeNodeBase< VPBlockBase > *N, DomTreeNodeBase< VPBlockBase > *NewIDom)
 changeImmediateDominator - This method is used to update the dominator tree information when a node's immediate dominator changes.
void changeImmediateDominator (VPBlockBase *BB, VPBlockBase *NewBB)
void eraseNode (VPBlockBase *BB)
 eraseNode - Removes a node from the dominator tree.
void splitBlock (VPBlockBase *NewBB)
 splitBlock - BB is split and now it has one successor.
void print (raw_ostream &O) const
 print - Convert to human readable form
void updateDFSNumbers () const
 updateDFSNumbers - Assign In and Out numbers to the nodes while walking dominator tree in dfs order.
void recalculate (ParentType &Func)
 recalculate - compute a dominator tree for the given function
void recalculate (ParentType &Func, ArrayRef< UpdateType > Updates)
std::enable_if_t< GraphHasNodeNumbers< T * >, void > updateBlockNumbers ()
 Update dominator tree after renumbering blocks.
bool verify (VerificationLevel VL=VerificationLevel::Full) const
 verify - checks if the tree is correct.
void reset ()

Additional Inherited Members

Public Types inherited from llvm::DominatorTreeBase< VPBlockBase, false >
enum  VerificationLevel
using NodeTrait
using NodeType
using NodePtr
using ParentPtr
using ParentType
using UpdateType
using UpdateKind
using root_iterator
 Iteration over roots.
using const_root_iterator
Static Public Attributes inherited from llvm::DominatorTreeBase< VPBlockBase, false >
static constexpr bool IsPostDominator
static constexpr UpdateKind Insert
static constexpr UpdateKind Delete
Protected Types inherited from llvm::DominatorTreeBase< VPBlockBase, false >
using DomTreeNodeStorageTy
Protected Member Functions inherited from llvm::DominatorTreeBase< VPBlockBase, false >
void addRoot (VPBlockBase *BB)
DomTreeNodeBase< VPBlockBase > * createNode (VPBlockBase *BB, DomTreeNodeBase< VPBlockBase > *IDom=nullptr)
void Split (typename GraphTraits< N >::NodeRef NewBB)
Protected Attributes inherited from llvm::DominatorTreeBase< VPBlockBase, false >
SmallVector< VPBlockBase *, IsPostDom ? 4 :1 > Roots
DomTreeNodeStorageTy DomTreeNodes
std::conditional_t<!GraphHasNodeNumbers< VPBlockBase * >, DenseMap< const VPBlockBase *, unsigned >, std::tuple<> > NodeNumberMap
DomTreeNodeBase< VPBlockBase > * RootNode
ParentPtr Parent
BumpPtrAllocatorImpl< MallocAllocator, SlabSize, SlabSize, 2 > NodeAllocator
bool DFSInfoValid
unsigned int SlowQueries
unsigned BlockNumberEpoch
Static Protected Attributes inherited from llvm::DominatorTreeBase< VPBlockBase, false >
static constexpr size_t SlabSize

Detailed Description

Template specialization of the standard LLVM dominator tree utility for VPBlockBases.

Definition at line 38 of file VPlanDominatorTree.h.

Constructor & Destructor Documentation

◆ VPDominatorTree()

llvm::VPDominatorTree::VPDominatorTree ( VPlan & Plan)
inlineexplicit

Member Function Documentation

◆ properlyDominates() [1/3]

bool llvm::DominatorTreeBase< VPBlockBase, IsPostDom >::properlyDominates ( const DomTreeNodeBase< VPBlockBase > * A,
const DomTreeNodeBase< VPBlockBase > * B ) const
inline

Returns true if A properly dominates B.

Definition at line 465 of file GenericDomTree.h.

◆ properlyDominates() [2/3]

bool llvm::DominatorTreeBase< VPBlockBase, IsPostDom >::properlyDominates ( const VPBlockBase * A,
const VPBlockBase * B ) const

Returns true if A properly dominates B.

◆ properlyDominates() [3/3]


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