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[LAA] Turn RuntimePointerChecking into a class, start hiding things, NFC

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The goal is to start hiding internal APIs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242220 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Adam Nemet 2015-07-14 22:32:52 +00:00
parent 00b675df73
commit c2944f6690
1 changed files with 14 additions and 12 deletions
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26
include/llvm/Analysis/LoopAccessAnalysis.h
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@ -292,9 +292,10 @@ private:
bool couldPreventStoreLoadForward(unsigned Distance, unsigned TypeByteSize); bool couldPreventStoreLoadForward(unsigned Distance, unsigned TypeByteSize);
}; };
/// This struct holds information about the memory runtime legality check that /// \brief Holds information about the memory runtime legality checks to verify
/// a group of pointers do not overlap. /// that a group of pointers do not overlap.
struct RuntimePointerChecking { class RuntimePointerChecking {
public:
struct PointerInfo { struct PointerInfo {
/// Holds the pointer value that we need to check. /// Holds the pointer value that we need to check.
TrackingVH<Value> PointerValue; TrackingVH<Value> PointerValue;
@ -374,15 +375,6 @@ struct RuntimePointerChecking {
void groupChecks(MemoryDepChecker::DepCandidates &DepCands, void groupChecks(MemoryDepChecker::DepCandidates &DepCands,
bool UseDependencies); bool UseDependencies);
/// \brief Decide whether we need to issue a run-time check for pointer at
/// index \p I and \p J to prove their independence.
///
/// If \p PtrPartition is set, it contains the partition number for
/// pointers (-1 if the pointer belongs to multiple partitions). In this
/// case omit checks between pointers belonging to the same partition.
bool needsChecking(unsigned I, unsigned J,
const SmallVectorImpl<int> *PtrPartition) const;
/// \brief Decide if we need to add a check between two groups of pointers, /// \brief Decide if we need to add a check between two groups of pointers,
/// according to needsChecking. /// according to needsChecking.
bool needsChecking(const CheckingPtrGroup &M, const CheckingPtrGroup &N, bool needsChecking(const CheckingPtrGroup &M, const CheckingPtrGroup &N,
@ -413,6 +405,16 @@ struct RuntimePointerChecking {
/// Holds a partitioning of pointers into "check groups". /// Holds a partitioning of pointers into "check groups".
SmallVector<CheckingPtrGroup, 2> CheckingGroups; SmallVector<CheckingPtrGroup, 2> CheckingGroups;
private:
/// \brief Decide whether we need to issue a run-time check for pointer at
/// index \p I and \p J to prove their independence.
///
/// If \p PtrPartition is set, it contains the partition number for
/// pointers (-1 if the pointer belongs to multiple partitions). In this
/// case omit checks between pointers belonging to the same partition.
bool needsChecking(unsigned I, unsigned J,
const SmallVectorImpl<int> *PtrPartition) const;
/// Holds a pointer to the ScalarEvolution analysis. /// Holds a pointer to the ScalarEvolution analysis.
ScalarEvolution *SE; ScalarEvolution *SE;
}; };