110   Value *linearFunctionTestReplace(Loop *L, const SCEV *BackedgeTakenCount,
1566   const SCEV *BackedgeTakenCount = SE->getBackedgeTakenCount(L);  in canExpandBackedgeTakenCount()  local
1567   if (isa<SCEVCouldNotCompute>(BackedgeTakenCount) ||  in canExpandBackedgeTakenCount()
1568       BackedgeTakenCount->isZero())  in canExpandBackedgeTakenCount()
1578   if (Rewriter.isHighCostExpansion(BackedgeTakenCount, L))  in canExpandBackedgeTakenCount()
1912                           const SCEV *BackedgeTakenCount,  in linearFunctionTestReplace()  argument
1919   const SCEV *IVCount = BackedgeTakenCount;  in linearFunctionTestReplace()
1928     IVCount = SE->getAddExpr(BackedgeTakenCount,  in linearFunctionTestReplace()
1929                              SE->getOne(BackedgeTakenCount->getType()));  in linearFunctionTestReplace()
1972       if (IVCount != BackedgeTakenCount && Count == 0) {  in linearFunctionTestReplace()
2118   const SCEV *BackedgeTakenCount = SE->getBackedgeTakenCount(L);  in run()  local
2142       !isa<SCEVCouldNotCompute>(BackedgeTakenCount))  in run()
2151     PHINode *IndVar = FindLoopCounter(L, BackedgeTakenCount, SE, DT);  in run()
2161       const SCEVAddRecExpr *AR = dyn_cast<SCEVAddRecExpr>(BackedgeTakenCount);  in run()
2163         (void)linearFunctionTestReplace(L, BackedgeTakenCount, IndVar,  in run()
2199   if (VerifyIndvars && !isa<SCEVCouldNotCompute>(BackedgeTakenCount)) {  in run()
2202     if (SE->getTypeSizeInBits(BackedgeTakenCount->getType()) <  in run()
2205                                          BackedgeTakenCount->getType());  in run()
2207       BackedgeTakenCount = SE->getTruncateOrNoop(BackedgeTakenCount,  in run()
2209     assert(BackedgeTakenCount == NewBECount && "indvars must preserve SCEV");  in run()