Transforms/Utils/SimplifyIndVar.cpp

68     void simplifyUsers(PHINode *CurrIV, IVVisitor *V = nullptr);
525 void SimplifyIndvar::simplifyUsers(PHINode *CurrIV, IVVisitor *V) {
526   if (!SE->isSCEVable(CurrIV->getType()))
529   // Instructions processed by SimplifyIndvar for CurrIV.
532   // Use-def pairs if IV users waiting to be processed for CurrIV.
538   pushIVUsers(CurrIV, Simplified, SimpleIVUsers);
546     if (UseInst == CurrIV) continue;
597 bool simplifyUsersOfIV(PHINode *CurrIV, ScalarEvolution *SE, DominatorTree *DT,
600   SimplifyIndvar SIV(LI->getLoopFor(CurrIV->getParent()), SE, DT, LI, Dead);
601   SIV.simplifyUsers(CurrIV, V);