llvm::PredIteratorCache Class Reference

PredIteratorCache - This class is an extremely trivial cache for predecessor iterator queries. More...

#include "llvm/IR/PredIteratorCache.h"

Public Member Functions
size_t	size (BasicBlock *BB) const
ArrayRef< BasicBlock * >	get (BasicBlock *BB)
void	clear ()
	clear - Remove all information. More...

Detailed Description

PredIteratorCache - This class is an extremely trivial cache for predecessor iterator queries.

This is useful for code that repeatedly wants the predecessor list for the same blocks.

Definition at line 28 of file PredIteratorCache.h.

Member Function Documentation

clear()

void llvm::PredIteratorCache::clear ( )

inline

clear - Remove all information.

Definition at line 72 of file PredIteratorCache.h.

References llvm::DenseMapBase< DenseMap< KeyT, ValueT, KeyInfoT, BucketT >, KeyT, ValueT, KeyInfoT, BucketT >::clear(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::clear(), and llvm::BumpPtrAllocatorImpl< AllocatorT, SlabSize, SizeThreshold >::Reset().

Referenced by llvm::MemoryDependenceResults::invalidateCachedPredecessors().

get()

ArrayRef<BasicBlock *> llvm::PredIteratorCache::get ( BasicBlock *  BB )

inline

Definition at line 67 of file PredIteratorCache.h.

References llvm::makeArrayRef().

Referenced by ComputeLiveInBlocks(), llvm::formLCSSAForInstructions(), llvm::MemoryDependenceResults::getNonLocalCallDependency(), llvm::SSAUpdaterBulk::HasValueForBlock(), isSafeToExecuteUnconditionally(), llvm::SSAUpdaterBulk::RewriteAllUses(), and SortNonLocalDepInfoCache().

size()

size_t llvm::PredIteratorCache::size ( BasicBlock *  BB ) const

inline

Definition at line 66 of file PredIteratorCache.h.

Referenced by llvm::formLCSSAForInstructions(), and isSafeToExecuteUnconditionally().

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

• include/llvm/IR/PredIteratorCache.h