920     return SE.getCouldNotCompute();  in BinomialCoefficient()
1025     return getCouldNotCompute();  in getLosslessPtrToIntExpr()
1035     return getCouldNotCompute();  in getLosslessPtrToIntExpr()
4509 const SCEV *ScalarEvolution::getCouldNotCompute() {  in getCouldNotCompute()  function in ScalarEvolution
4690       return getCouldNotCompute();  in getMinusSCEV()
4894       return SE.getCouldNotCompute();  in rewrite()
4896                ? SE.getCouldNotCompute()  in rewrite()
4937         ? SE.getCouldNotCompute()  in rewrite()
5054     return Rewriter.isValid() ? Result : SE.getCouldNotCompute();  in rewrite()
5941     if (Shifted != getCouldNotCompute() &&  in createAddRecFromPHI()
5942         Start != getCouldNotCompute()) {  in createAddRecFromPHI()
8145     return getCouldNotCompute();  in getTripCountFromExitCount()
8158     return getCouldNotCompute();  in getTripCountFromExitCount()
8236   if (ExitCount == getCouldNotCompute())  in getSmallConstantTripMultiple()
8581     return SE->getCouldNotCompute();  in getExact()
8586     return SE->getCouldNotCompute();  in getExact()
8593     assert(BECount != SE->getCouldNotCompute() && "Bad exit SCEV!");  in getExact()
8622   return SE->getCouldNotCompute();  in getExact()
8631   return SE->getCouldNotCompute();  in getConstantMax()
8640   return SE->getCouldNotCompute();  in getSymbolicMax()
8651     return SE->getCouldNotCompute();  in getConstantMax()
8685       SymbolicMax = SE->getCouldNotCompute();  in getSymbolicMax()
8808     if (EL.ExactNotTaken != getCouldNotCompute())  in computeBackedgeTakenCount()
8816     if (EL.SymbolicMaxNotTaken != getCouldNotCompute())  in computeBackedgeTakenCount()
8819       assert(EL.ExactNotTaken == getCouldNotCompute() &&  in computeBackedgeTakenCount()
8835     if (EL.ConstantMaxNotTaken != getCouldNotCompute() && Latch &&  in computeBackedgeTakenCount()
8844     } else if (MayExitMaxBECount != getCouldNotCompute()) {  in computeBackedgeTakenCount()
8845       if (!MayExitMaxBECount || EL.ConstantMaxNotTaken == getCouldNotCompute())  in computeBackedgeTakenCount()
8854     (MayExitMaxBECount ? MayExitMaxBECount : getCouldNotCompute());  in computeBackedgeTakenCount()
8882     return getCouldNotCompute();  in computeExitLimit()
8902           return getCouldNotCompute();  in computeExitLimit()
8910   return getCouldNotCompute();  in computeExitLimit()
8996       return getCouldNotCompute();  in computeExitLimitFromCondImpl()
9061   const SCEV *BECount = getCouldNotCompute();  in computeExitLimitFromCondFromBinOp()
9062   const SCEV *ConstantMaxBECount = getCouldNotCompute();  in computeExitLimitFromCondFromBinOp()
9063   const SCEV *SymbolicMaxBECount = getCouldNotCompute();  in computeExitLimitFromCondFromBinOp()
9068     if (EL0.ExactNotTaken != getCouldNotCompute() &&  in computeExitLimitFromCondFromBinOp()
9069         EL1.ExactNotTaken != getCouldNotCompute()) {  in computeExitLimitFromCondFromBinOp()
9073     if (EL0.ConstantMaxNotTaken == getCouldNotCompute())  in computeExitLimitFromCondFromBinOp()
9075     else if (EL1.ConstantMaxNotTaken == getCouldNotCompute())  in computeExitLimitFromCondFromBinOp()
9080     if (EL0.SymbolicMaxNotTaken == getCouldNotCompute())  in computeExitLimitFromCondFromBinOp()
9082     else if (EL1.SymbolicMaxNotTaken == getCouldNotCompute())  in computeExitLimitFromCondFromBinOp()
9288   return getCouldNotCompute();  in computeExitLimitFromICmp()
9300     return getCouldNotCompute();  in computeExitLimitFromSingleExitSwitch()
9312   return getCouldNotCompute();  in computeExitLimitFromSingleExitSwitch()
9329     return getCouldNotCompute();  in computeShiftCompareExitLimit()
9333     return getCouldNotCompute();  in computeShiftCompareExitLimit()
9337     return getCouldNotCompute();  in computeShiftCompareExitLimit()
9413     return getCouldNotCompute();  in computeShiftCompareExitLimit()
9441       return getCouldNotCompute();  in computeShiftCompareExitLimit()
9462     return ExitLimit(getCouldNotCompute(), UpperBound, UpperBound, false);  in computeShiftCompareExitLimit()
9465   return getCouldNotCompute();  in computeShiftCompareExitLimit()
9714   if (!PN) return getCouldNotCompute();  in computeExitCountExhaustively()
9718   if (PN->getNumIncomingValues() != 2) return getCouldNotCompute();  in computeExitCountExhaustively()
9732     return getCouldNotCompute();  in computeExitCountExhaustively()
9744     if (!CondVal) return getCouldNotCompute();  in computeExitCountExhaustively()
9774   return getCouldNotCompute();  in computeExitCountExhaustively()
9943       if (BackedgeTakenCount == getCouldNotCompute())  in computeSCEVAtScope()
10137     return SE.getCouldNotCompute();  in SolveLinEquationWithOverflow()
10444     return getCouldNotCompute();  // Otherwise it will loop infinitely.  in howFarToZero()
10457     return getCouldNotCompute();  in howFarToZero()
10469     return getCouldNotCompute();  in howFarToZero()
10474     return getCouldNotCompute();  in howFarToZero()
10493     return getCouldNotCompute();  in howFarToZero()
10506     return getCouldNotCompute();  in howFarToZero()
10549       return getCouldNotCompute();  in howFarToZero()
10553     const SCEV *ConstantMax = getCouldNotCompute();  in howFarToZero()
10554     if (Exact != getCouldNotCompute()) {  in howFarToZero()
10566     return getCouldNotCompute();  in howFarToZero()
10571   if (E != getCouldNotCompute()) {  in howFarToZero()
10590     return getCouldNotCompute();  // Otherwise it will loop infinitely.  in howFarToNonZero()
10595   return getCouldNotCompute();  in howFarToNonZero()
10876   if (Start == getCouldNotCompute())  in SplitIntoInitAndPostInc()
10880   assert(PostInc != getCouldNotCompute() && "Unexpected could not compute");  in SplitIntoInitAndPostInc()
10911   if (SplitLHS.first == getCouldNotCompute())  in isKnownViaInduction()
10913   assert (SplitLHS.second != getCouldNotCompute() && "Unexpected CNC");  in isKnownViaInduction()
10917   if (SplitRHS.first == getCouldNotCompute())  in isKnownViaInduction()
10919   assert (SplitRHS.second != getCouldNotCompute() && "Unexpected CNC");  in isKnownViaInduction()
11441   if (LatchBECount != getCouldNotCompute()) {  in isLoopBackedgeGuardedByCond()
12738     return getCouldNotCompute();  in computeMaxBECountForLT()
12871     return getCouldNotCompute();  in howManyLessThans()
12927       return getCouldNotCompute();  in howManyLessThans()
12934         return getCouldNotCompute();  in howManyLessThans()
12975       return getCouldNotCompute();  in howManyLessThans()
13058       return ExitLimit(getCouldNotCompute() /* ExactNotTaken */, MaxBECount,  in howManyLessThans()
13262     return getCouldNotCompute();  in howManyGreaterThans()
13273     return getCouldNotCompute();  in howManyGreaterThans()
13283     return getCouldNotCompute();  in howManyGreaterThans()
13291       return getCouldNotCompute();  in howManyGreaterThans()
13358     return SE.getCouldNotCompute();  in getNumIterationsInRange()
13371       return SE.getCouldNotCompute();  in getNumIterationsInRange()
13377     return SE.getCouldNotCompute();  in getNumIterationsInRange()
13408       return SE.getCouldNotCompute();  // Something strange happened  in getNumIterationsInRange()
13423   return SE.getCouldNotCompute();  in getNumIterationsInRange()
14195       return SE.getCouldNotCompute();  in verify()
14240     if (CurBECount == SE2.getCouldNotCompute() ||  in verify()
14241         NewBECount == SE2.getCouldNotCompute()) {  in verify()