1742     const SCEVAddRecExpr *AR = dyn_cast<SCEVAddRecExpr>(SE->getSCEV(Phi));  in FindLoopCounter()  local
1743     if (!AR || AR->getLoop() != L || !AR->isAffine())  in FindLoopCounter()
1749     uint64_t PhiWidth = SE->getTypeSizeInBits(AR->getType());  in FindLoopCounter()
1754     const SCEV *Step = dyn_cast<SCEVConstant>(AR->getStepRecurrence(*SE));  in FindLoopCounter()
1776     const SCEV *Init = AR->getStart();  in FindLoopCounter()
1805   const SCEVAddRecExpr *AR = dyn_cast<SCEVAddRecExpr>(SE->getSCEV(IndVar));  in genLoopLimit()  local
1806   assert(AR && AR->getLoop() == L && AR->isAffine() && "bad loop counter");  in genLoopLimit()
1807   const SCEV *IVInit = AR->getStart();  in genLoopLimit()
1832     assert(AR->getStart() == SE->getSCEV(GEPBase) && "bad loop counter");  in genLoopLimit()
1857     if (AR->getStart()->isZero())  in genLoopLimit()
1860       assert(AR->getStepRecurrence(*SE)->isOne() && "only handles unit stride");  in genLoopLimit()
1861       const SCEV *IVInit = AR->getStart();  in genLoopLimit()
1941     const SCEVAddRecExpr *AR = cast<SCEVAddRecExpr>(SE->getSCEV(IndVar));  in linearFunctionTestReplace()  local
1942     const SCEV *ARStart = AR->getStart();  in linearFunctionTestReplace()
1943     const SCEV *ARStep = AR->getStepRecurrence(*SE);  in linearFunctionTestReplace()
2151       const SCEVAddRecExpr *AR = dyn_cast<SCEVAddRecExpr>(BackedgeTakenCount);  in runOnLoop()  local
2152       if (!AR || AR->getLoop()->getLoopPreheader())  in runOnLoop()