877   const SCEVAddRecExpr *AddRec = dyn_cast<SCEVAddRecExpr>(Src);  in checkSrcSubscript()  local
878   if (!AddRec)  in checkSrcSubscript()
880   const SCEV *Start = AddRec->getStart();  in checkSrcSubscript()
881   const SCEV *Step = AddRec->getStepRecurrence(*SE);  in checkSrcSubscript()
882   const SCEV *UB = SE->getBackedgeTakenCount(AddRec->getLoop());  in checkSrcSubscript()
886       if (!AddRec->getNoWrapFlags())  in checkSrcSubscript()
892   Loops.set(mapSrcLoop(AddRec->getLoop()));  in checkSrcSubscript()
902   const SCEVAddRecExpr *AddRec = dyn_cast<SCEVAddRecExpr>(Dst);  in checkDstSubscript()  local
903   if (!AddRec)  in checkDstSubscript()
905   const SCEV *Start = AddRec->getStart();  in checkDstSubscript()
906   const SCEV *Step = AddRec->getStepRecurrence(*SE);  in checkDstSubscript()
907   const SCEV *UB = SE->getBackedgeTakenCount(AddRec->getLoop());  in checkDstSubscript()
911       if (!AddRec->getNoWrapFlags())  in checkDstSubscript()
917   Loops.set(mapDstLoop(AddRec->getLoop()));  in checkDstSubscript()
1020   if (const SCEVAddRecExpr *AddRec = dyn_cast<SCEVAddRecExpr>(Bound)) {  in isKnownLessThan()  local
1021     if (AddRec->isAffine()) {  in isKnownLessThan()
1022       const SCEV *BECount = SE->getBackedgeTakenCount(AddRec->getLoop());  in isKnownLessThan()
1024         const SCEV *Limit = AddRec->evaluateAtIteration(BECount, *SE);  in isKnownLessThan()
1042     if (const SCEVAddRecExpr *AddRec = dyn_cast<SCEVAddRecExpr>(S)) {  in isKnownNonNegative()  local
1043       if (AddRec->isAffine()) {  in isKnownNonNegative()
1046         if (SE->isKnownNonNegative(AddRec->getStart()) &&  in isKnownNonNegative()
1047             SE->isKnownNonNegative(AddRec->getOperand(1)))  in isKnownNonNegative()
2334   while (const SCEVAddRecExpr *AddRec =  in gcdMIVtest()  local
2336     const SCEV *Coeff = AddRec->getStepRecurrence(*SE);  in gcdMIVtest()
2344     Coefficients = AddRec->getStart();  in gcdMIVtest()
2353   while (const SCEVAddRecExpr *AddRec =  in gcdMIVtest()  local
2355     const SCEV *Coeff = AddRec->getStepRecurrence(*SE);  in gcdMIVtest()
2363     Coefficients = AddRec->getStart();  in gcdMIVtest()
2423   while (const SCEVAddRecExpr *AddRec =  in gcdMIVtest()  local
2425     Coefficients = AddRec->getStart();  in gcdMIVtest()
2426     const Loop *CurLoop = AddRec->getLoop();  in gcdMIVtest()
2428     const SCEV *SrcCoeff = AddRec->getStepRecurrence(*SE);  in gcdMIVtest()
2432       AddRec = cast<SCEVAddRecExpr>(Inner);  in gcdMIVtest()
2433       const SCEV *Coeff = AddRec->getStepRecurrence(*SE);  in gcdMIVtest()
2434       if (CurLoop == AddRec->getLoop())  in gcdMIVtest()
2445       Inner = AddRec->getStart();  in gcdMIVtest()
2449       AddRec = cast<SCEVAddRecExpr>(Inner);  in gcdMIVtest()
2450       const SCEV *Coeff = AddRec->getStepRecurrence(*SE);  in gcdMIVtest()
2451       if (CurLoop == AddRec->getLoop())  in gcdMIVtest()
2462       Inner = AddRec->getStart();  in gcdMIVtest()
2916   while (const SCEVAddRecExpr *AddRec = dyn_cast<SCEVAddRecExpr>(Subscript)) {  in collectCoeffInfo()  local
2917     const Loop *L = AddRec->getLoop();  in collectCoeffInfo()
2919     CI[K].Coeff = AddRec->getStepRecurrence(*SE);  in collectCoeffInfo()
2923     Subscript = AddRec->getStart();  in collectCoeffInfo()
2990   const SCEVAddRecExpr *AddRec = dyn_cast<SCEVAddRecExpr>(Expr);  in findCoefficient()  local
2991   if (!AddRec)  in findCoefficient()
2993   if (AddRec->getLoop() == TargetLoop)  in findCoefficient()
2994     return AddRec->getStepRecurrence(*SE);  in findCoefficient()
2995   return findCoefficient(AddRec->getStart(), TargetLoop);  in findCoefficient()
3006   const SCEVAddRecExpr *AddRec = dyn_cast<SCEVAddRecExpr>(Expr);  in zeroCoefficient()  local
3007   if (!AddRec)  in zeroCoefficient()
3009   if (AddRec->getLoop() == TargetLoop)  in zeroCoefficient()
3010     return AddRec->getStart();  in zeroCoefficient()
3011   return SE->getAddRecExpr(zeroCoefficient(AddRec->getStart(), TargetLoop),  in zeroCoefficient()
3012                            AddRec->getStepRecurrence(*SE),  in zeroCoefficient()
3013                            AddRec->getLoop(),  in zeroCoefficient()
3014                            AddRec->getNoWrapFlags());  in zeroCoefficient()
3026   const SCEVAddRecExpr *AddRec = dyn_cast<SCEVAddRecExpr>(Expr);  in addToCoefficient()  local
3027   if (!AddRec) // create a new addRec  in addToCoefficient()
3032   if (AddRec->getLoop() == TargetLoop) {  in addToCoefficient()
3033     const SCEV *Sum = SE->getAddExpr(AddRec->getStepRecurrence(*SE), Value);  in addToCoefficient()
3035       return AddRec->getStart();  in addToCoefficient()
3036     return SE->getAddRecExpr(AddRec->getStart(),  in addToCoefficient()
3038                              AddRec->getLoop(),  in addToCoefficient()
3039                              AddRec->getNoWrapFlags());  in addToCoefficient()
3041   if (SE->isLoopInvariant(AddRec, TargetLoop))  in addToCoefficient()
3042     return SE->getAddRecExpr(AddRec, Value, TargetLoop, SCEV::FlagAnyWrap);  in addToCoefficient()
3044       addToCoefficient(AddRec->getStart(), TargetLoop, Value),  in addToCoefficient()
3045       AddRec->getStepRecurrence(*SE), AddRec->getLoop(),  in addToCoefficient()
3046       AddRec->getNoWrapFlags());  in addToCoefficient()