1606 struct IVChain {  struct
1610   IVChain() : ExprBase(nullptr) {}  in IVChain()  argument
1612   IVChain(const IVInc &Head, const SCEV *Base)  in IVChain()  argument
1688   SmallVector<IVChain, MaxChains> IVChainVec;
1700   void FinalizeChain(IVChain &Chain);
1702   void GenerateIVChain(const IVChain &Chain, SCEVExpander &Rewriter,
2525 bool IVChain::isProfitableIncrement(const SCEV *OperExpr,  in isProfitableIncrement()
2555 isProfitableChain(IVChain &Chain, SmallPtrSetImpl<Instruction*> &Users,  in isProfitableChain()
2586   for (IVChain::const_iterator I = Chain.begin(), E = Chain.end();  in isProfitableChain()
2643     IVChain &Chain = IVChainVec[ChainIdx];  in ChainInstruction()
2687     IVChainVec.push_back(IVChain(IVInc(UserInst, IVOper, LastIncExpr),  in ChainInstruction()
2698   IVChain &Chain = IVChainVec[ChainIdx];  in ChainInstruction()
2719     IVChain::const_iterator IncIter = Chain.Incs.begin();  in ChainInstruction()
2720     IVChain::const_iterator IncEnd = Chain.Incs.end();  in ChainInstruction()
2835 void LSRInstance::FinalizeChain(IVChain &Chain) {  in FinalizeChain()
2839   for (IVChain::const_iterator I = Chain.begin(), E = Chain.end();  in FinalizeChain()
2870 void LSRInstance::GenerateIVChain(const IVChain &Chain, SCEVExpander &Rewriter,  in GenerateIVChain()
2907   for (IVChain::const_iterator IncI = Chain.begin(),  in GenerateIVChain()
4835   for (SmallVectorImpl<IVChain>::const_iterator ChainI = IVChainVec.begin(),  in ImplementSolution()
4851   for (SmallVectorImpl<IVChain>::const_iterator ChainI = IVChainVec.begin(),  in ImplementSolution()