#include "llvm/Analysis/LoopPass.h"
#include "llvm/Analysis/ScalarEvolutionNormalization.h"
-#include "llvm/Support/ValueHandle.h"
+#include "llvm/IR/ValueHandle.h"
namespace llvm {
+class AssumptionCache;
class DominatorTree;
class Instruction;
class Value;
/// Deleted - Implementation of CallbackVH virtual function to
/// receive notification when the User is deleted.
- virtual void deleted();
+ void deleted() override;
};
template<> struct ilist_traits<IVStrideUse>
class IVUsers : public LoopPass {
friend class IVStrideUse;
Loop *L;
+ AssumptionCache *AC;
LoopInfo *LI;
DominatorTree *DT;
ScalarEvolution *SE;
- DataLayout *DL;
- SmallPtrSet<Instruction*,16> Processed;
+ SmallPtrSet<Instruction*, 16> Processed;
/// IVUses - A list of all tracked IV uses of induction variable expressions
/// we are interested in.
ilist<IVStrideUse> IVUses;
- virtual void getAnalysisUsage(AnalysisUsage &AU) const;
+ // Ephemeral values used by @llvm.assume in this function.
+ SmallPtrSet<const Value *, 32> EphValues;
- virtual bool runOnLoop(Loop *L, LPPassManager &LPM);
+ void getAnalysisUsage(AnalysisUsage &AU) const override;
- virtual void releaseMemory();
+ bool runOnLoop(Loop *L, LPPassManager &LPM) override;
+
+ void releaseMemory() override;
public:
static char ID; // Pass ID, replacement for typeid
return Processed.count(Inst);
}
- void print(raw_ostream &OS, const Module* = 0) const;
+ void print(raw_ostream &OS, const Module* = nullptr) const override;
/// dump - This method is used for debugging.
void dump() const;
protected:
- bool AddUsersImpl(Instruction *I, SmallPtrSet<Loop*,16> &SimpleLoopNests);
+ bool AddUsersImpl(Instruction *I, SmallPtrSetImpl<Loop*> &SimpleLoopNests);
};
Pass *createIVUsersPass();