C++ (Cpp) SIV Exemples

Exemple #1

Fichier : SimplifyIndVar.cpp Projet : filcab/llvm

/// Simplify instructions that use this induction variable
/// by using ScalarEvolution to analyze the IV's recurrence.
bool simplifyUsersOfIV(PHINode *CurrIV, ScalarEvolution *SE, DominatorTree *DT,
                       LoopInfo *LI, SmallVectorImpl<WeakTrackingVH> &Dead,
                       IVVisitor *V) {
  SimplifyIndvar SIV(LI->getLoopFor(CurrIV->getParent()), SE, DT, LI, Dead);
  SIV.simplifyUsers(CurrIV, V);
  return SIV.hasChanged();
}

Exemple #2

/// simplifyUsersOfIV - Simplify instructions that use this induction variable
/// by using ScalarEvolution to analyze the IV's recurrence.
bool simplifyUsersOfIV(PHINode *CurrIV, ScalarEvolution *SE, LPPassManager *LPM,
                       SmallVectorImpl<WeakVH> &Dead, IVVisitor *V)
{
  LoopInfo *LI = &LPM->getAnalysis<LoopInfo>();
  SimplifyIndvar SIV(LI->getLoopFor(CurrIV->getParent()), SE, LPM, Dead);
  SIV.simplifyUsers(CurrIV, V);
  return SIV.hasChanged();
}