84 static unsigned GetSelectFoldableOperands(Instruction *I) {  in GetSelectFoldableOperands()
86   case Instruction::Add:  in GetSelectFoldableOperands()
87   case Instruction::Mul:  in GetSelectFoldableOperands()
88   case Instruction::And:  in GetSelectFoldableOperands()
89   case Instruction::Or:  in GetSelectFoldableOperands()
90   case Instruction::Xor:  in GetSelectFoldableOperands()
92   case Instruction::Sub:   // Can only fold on the amount subtracted.  in GetSelectFoldableOperands()
93   case Instruction::Shl:   // Can only fold on the shift amount.  in GetSelectFoldableOperands()
94   case Instruction::LShr:  in GetSelectFoldableOperands()
95   case Instruction::AShr:  in GetSelectFoldableOperands()
104 static Constant *GetSelectFoldableConstant(Instruction *I) {  in GetSelectFoldableConstant()
107   case Instruction::Add:  in GetSelectFoldableConstant()
108   case Instruction::Sub:  in GetSelectFoldableConstant()
109   case Instruction::Or:  in GetSelectFoldableConstant()
110   case Instruction::Xor:  in GetSelectFoldableConstant()
111   case Instruction::Shl:  in GetSelectFoldableConstant()
112   case Instruction::LShr:  in GetSelectFoldableConstant()
113   case Instruction::AShr:  in GetSelectFoldableConstant()
115   case Instruction::And:  in GetSelectFoldableConstant()
117   case Instruction::Mul:  in GetSelectFoldableConstant()
124 Instruction *InstCombiner::FoldSelectOpOp(SelectInst &SI, Instruction *TI,  in FoldSelectOpOp()
125                                           Instruction *FI) {  in FoldSelectOpOp()
139     return CastInst::Create(Instruction::CastOps(TI->getOpcode()), NewSI,  in FoldSelectOpOp()
204 Instruction *InstCombiner::FoldSelectIntoOp(SelectInst &SI, Value *TrueVal,  in FoldSelectIntoOp()
208   if (Instruction *TVI = dyn_cast<Instruction>(TrueVal)) {  in FoldSelectIntoOp()
243   if (Instruction *FVI = dyn_cast<Instruction>(FalseVal)) {  in FoldSelectIntoOp()
290   Instruction *I = dyn_cast<Instruction>(V);  in SimplifyWithOpReplaced()
345 Instruction *InstCombiner::visitSelectInstWithICmp(SelectInst &SI,  in visitSelectInstWithICmp()
532   const Instruction *I = dyn_cast<Instruction>(V);  in CanSelectOperandBeMappingIntoPredBlock()
556 Instruction *InstCombiner::FoldSPFofSPF(Instruction *Inner,  in FoldSPFofSPF()
559                                         Instruction &Outer,  in FoldSPFofSPF()
651 Instruction *InstCombiner::visitSelectInst(SelectInst &SI) {  in visitSelectInst()
781     if (Instruction *Result = visitSelectInstWithICmp(SI, ICI))  in visitSelectInst()
784   if (Instruction *TI = dyn_cast<Instruction>(TrueVal))  in visitSelectInst()
785     if (Instruction *FI = dyn_cast<Instruction>(FalseVal))  in visitSelectInst()
787         Instruction *AddOp = 0, *SubOp = 0;  in visitSelectInst()
791           if (Instruction *IV = FoldSelectOpOp(SI, TI, FI))  in visitSelectInst()
796         if ((TI->getOpcode() == Instruction::Sub &&  in visitSelectInst()
797              FI->getOpcode() == Instruction::Add) ||  in visitSelectInst()
798             (TI->getOpcode() == Instruction::FSub &&  in visitSelectInst()
799              FI->getOpcode() == Instruction::FAdd)) {  in visitSelectInst()
801         } else if ((FI->getOpcode() == Instruction::Sub &&  in visitSelectInst()
802                     TI->getOpcode() == Instruction::Add) ||  in visitSelectInst()
803                    (FI->getOpcode() == Instruction::FSub &&  in visitSelectInst()
804                     TI->getOpcode() == Instruction::FAdd)) {  in visitSelectInst()
844     if (Instruction *FoldI = FoldSelectIntoOp(SI, TrueVal, FalseVal))  in visitSelectInst()
854         if (Instruction *R = FoldSPFofSPF(cast<Instruction>(LHS),SPF2,LHS2,RHS2,   in visitSelectInst()
858         if (Instruction *R = FoldSPFofSPF(cast<Instruction>(RHS),SPF2,LHS2,RHS2,  in visitSelectInst()
873       if (Instruction *NV = FoldOpIntoPhi(SI))  in visitSelectInst()