Cross Reference: /external/llvm/lib/Transforms/Utils/SimplifyIndVar.cpp

Lines Matching defs:IVOperand
77     Value *foldIVUser(Instruction *UseInst, Instruction *IVOperand);
79     bool eliminateIVUser(Instruction *UseInst, Instruction *IVOperand);
80     void eliminateIVComparison(ICmpInst *ICmp, Value *IVOperand);
81     void eliminateIVRemainder(BinaryOperator *Rem, Value *IVOperand,
92 /// IVOperand is guaranteed SCEVable, but UseInst may not be.
94 /// Return the operand of IVOperand for this induction variable if IVOperand can
97 Value *SimplifyIndvar::foldIVUser(Instruction *UseInst, Instruction *IVOperand) {
108     if (IVOperand != UseInst->getOperand(OperIdx) ||
114     if (!isa<BinaryOperator>(IVOperand)
115         || !isa<ConstantInt>(IVOperand->getOperand(1)))
118     IVSrc = IVOperand->getOperand(0);
142   DEBUG(dbgs() << "INDVARS: Eliminated IV operand: " << *IVOperand
150   if (IVOperand->use_empty())
151     DeadInsts.push_back(IVOperand);
157 void SimplifyIndvar::eliminateIVComparison(ICmpInst *ICmp, Value *IVOperand) {
160   if (IVOperand != ICmp->getOperand(0)) {
162     assert(IVOperand == ICmp->getOperand(1) && "Can't find IVOperand");
194                                       Value *IVOperand,
198   if (IVOperand != Rem->getOperand(0))
244 /// IVOperand is guaranteed SCEVable, but UseInst may not be.
246                                      Instruction *IVOperand) {
248     eliminateIVComparison(ICmp, IVOperand);
254       eliminateIVRemainder(Rem, IVOperand, IsSigned);
261       (UseInst->getType() != IVOperand->getType()) ||
262       (SE->getSCEV(UseInst) != SE->getSCEV(IVOperand)))
267   UseInst->replaceAllUsesWith(IVOperand);
418     Instruction *IVOperand = UseOper.second;
419     for (unsigned N = 0; IVOperand; ++N) {
422       Value *NewOper = foldIVUser(UseOper.first, IVOperand);
425       IVOperand = dyn_cast<Instruction>(NewOper);
427     if (!IVOperand)
430     if (eliminateIVUser(UseOper.first, IVOperand)) {
431       pushIVUsers(IVOperand, Simplified, SimpleIVUsers);