950 bool SCEVExpander::isNormalAddRecExprPHI(PHINode *PN, Instruction *IncV,  in isNormalAddRecExprPHI()  argument
952   if (IncV->getNumOperands() == 0 || isa<PHINode>(IncV) ||  in isNormalAddRecExprPHI()
953       (isa<CastInst>(IncV) && !isa<BitCastInst>(IncV)))  in isNormalAddRecExprPHI()
959     for (Use &Op : llvm::drop_begin(IncV->operands()))  in isNormalAddRecExprPHI()
965   IncV = dyn_cast<Instruction>(IncV->getOperand(0));  in isNormalAddRecExprPHI()
966   if (!IncV)  in isNormalAddRecExprPHI()
969   if (IncV->mayHaveSideEffects())  in isNormalAddRecExprPHI()
972   if (IncV == PN)  in isNormalAddRecExprPHI()
975   return isNormalAddRecExprPHI(PN, IncV, L);  in isNormalAddRecExprPHI()
987 Instruction *SCEVExpander::getIVIncOperand(Instruction *IncV,  in getIVIncOperand()  argument
990   if (IncV == InsertPos)  in getIVIncOperand()
993   switch (IncV->getOpcode()) {  in getIVIncOperand()
999     Instruction *OInst = dyn_cast<Instruction>(IncV->getOperand(1));  in getIVIncOperand()
1001       return dyn_cast<Instruction>(IncV->getOperand(0));  in getIVIncOperand()
1005     return dyn_cast<Instruction>(IncV->getOperand(0));  in getIVIncOperand()
1007     for (Use &U : llvm::drop_begin(IncV->operands())) {  in getIVIncOperand()
1022       if (IncV->getNumOperands() != 2)  in getIVIncOperand()
1024       unsigned AS = cast<PointerType>(IncV->getType())->getAddressSpace();  in getIVIncOperand()
1025       if (IncV->getType() != Type::getInt1PtrTy(SE.getContext(), AS)  in getIVIncOperand()
1026           && IncV->getType() != Type::getInt8PtrTy(SE.getContext(), AS))  in getIVIncOperand()
1030     return dyn_cast<Instruction>(IncV->getOperand(0));  in getIVIncOperand()
1054 bool SCEVExpander::hoistIVInc(Instruction *IncV, Instruction *InsertPos) {  in hoistIVInc()  argument
1055   if (SE.DT.dominates(IncV, InsertPos))  in hoistIVInc()
1061       !SE.DT.dominates(InsertPos->getParent(), IncV->getParent()))  in hoistIVInc()
1064   if (!SE.LI.movementPreservesLCSSAForm(IncV, InsertPos))  in hoistIVInc()
1070     Instruction *Oper = getIVIncOperand(IncV, InsertPos, /*allowScale*/true);  in hoistIVInc()
1074     IVIncs.push_back(IncV);  in hoistIVInc()
1075     IncV = Oper;  in hoistIVInc()
1076     if (SE.DT.dominates(IncV, InsertPos))  in hoistIVInc()
1091 bool SCEVExpander::isExpandedAddRecExprPHI(PHINode *PN, Instruction *IncV,  in isExpandedAddRecExprPHI()  argument
1093   for(Instruction *IVOper = IncV;  in isExpandedAddRecExprPHI()
1108   Value *IncV;  in expandIVInc()  local
1117     IncV = expandAddToGEP(SE.getSCEV(StepV), GEPPtrTy, IntTy, PN);  in expandIVInc()
1118     if (IncV->getType() != PN->getType())  in expandIVInc()
1119       IncV = Builder.CreateBitCast(IncV, PN->getType());  in expandIVInc()
1121     IncV = useSubtract ?  in expandIVInc()
1125   return IncV;  in expandIVInc()
1224     Instruction *IncV = nullptr;  in getAddRecExprPHILiterally()  local
1276         IncV = TempIncV;  in getAddRecExprPHILiterally()
1290         IncV = TempIncV;  in getAddRecExprPHILiterally()
1299         hoistBeforePos(&SE.DT, IncV, IVIncInsertPos, AddRecPhiMatch);  in getAddRecExprPHILiterally()
1305       rememberInstruction(IncV);  in getAddRecExprPHILiterally()
1308       ReusedValues.insert(IncV);  in getAddRecExprPHILiterally()
1381     Value *IncV = expandIVInc(PN, StepV, L, ExpandTy, IntTy, useSubtract);  in getAddRecExprPHILiterally()  local
1383     if (isa<OverflowingBinaryOperator>(IncV)) {  in getAddRecExprPHILiterally()
1385         cast<BinaryOperator>(IncV)->setHasNoUnsignedWrap();  in getAddRecExprPHILiterally()
1387         cast<BinaryOperator>(IncV)->setHasNoSignedWrap();  in getAddRecExprPHILiterally()
1389     PN->addIncoming(IncV, Pred);  in getAddRecExprPHILiterally()