71 static Constant *foldConstVectorToAPInt(APInt &Result, Type *DestTy,  in foldConstVectorToAPInt()
72                                         Constant *C, Type *SrcEltTy,  in foldConstVectorToAPInt()
79     Constant *Element;  in foldConstVectorToAPInt()
104 Constant *FoldBitCast(Constant *C, Type *DestTy, const DataLayout &DL) {  in FoldBitCast()
109   if (Constant *Res = ConstantFoldLoadFromUniformValue(C, DestTy))  in FoldBitCast()
129       if (Constant *CE = foldConstVectorToAPInt(Result, DestTy, C,  in FoldBitCast()
149     Constant *Ops = C; // don't take the address of C!  in FoldBitCast()
208   SmallVector<Constant*, 32> Result;  in FoldBitCast()
211     Constant *Zero = Constant::getNullValue(DstEltTy);  in FoldBitCast()
217       Constant *Elt = Zero;  in FoldBitCast()
220         Constant *Src = C->getAggregateElement(SrcElt++);  in FoldBitCast()
222           Src = Constant::getNullValue(  in FoldBitCast()
270       Constant *Elt = ConstantExpr::getLShr(Src,  in FoldBitCast()
278         Constant *CE = ConstantExpr::getTrunc(Elt, DstIntTy);  in FoldBitCast()
295 bool llvm::IsConstantOffsetFromGlobal(Constant *C, GlobalValue *&GV,  in IsConstantOffsetFromGlobal()
348 Constant *llvm::ConstantFoldLoadThroughBitcast(Constant *C, Type *DestTy,  in ConstantFoldLoadThroughBitcast()
362     if (Constant *Res = ConstantFoldLoadFromUniformValue(C, DestTy))  in ConstantFoldLoadThroughBitcast()
396       Constant *ElemC;  in ConstantFoldLoadThroughBitcast()
421 bool ReadDataFromGlobal(Constant *C, uint64_t ByteOffset, unsigned char *CurPtr,  in ReadDataFromGlobal()
546 Constant *FoldReinterpretLoadFromConst(Constant *C, Type *LoadTy,  in FoldReinterpretLoadFromConst()
566     if (Constant *Res = FoldReinterpretLoadFromConst(C, MapTy, Offset, DL)) {  in FoldReinterpretLoadFromConst()
570         return Constant::getNullValue(LoadTy);  in FoldReinterpretLoadFromConst()
577           return Constant::getNullValue(LoadTy);  in FoldReinterpretLoadFromConst()
642 Constant *llvm::ReadByteArrayFromGlobal(const GlobalVariable *GV,  in ReadByteArrayFromGlobal()
648   Constant *Init = const_cast<Constant *>(GV->getInitializer());  in ReadByteArrayFromGlobal()
672 Constant *getConstantAtOffset(Constant *Base, APInt Offset,  in getConstantAtOffset()
685   Constant *C = Base;  in getConstantAtOffset()
698 Constant *llvm::ConstantFoldLoadFromConst(Constant *C, Type *Ty,  in ConstantFoldLoadFromConst()
701   if (Constant *AtOffset = getConstantAtOffset(C, Offset, DL))  in ConstantFoldLoadFromConst()
702     if (Constant *Result = ConstantFoldLoadThroughBitcast(AtOffset, Ty, DL))  in ConstantFoldLoadFromConst()
712   if (Constant *Result = ConstantFoldLoadFromUniformValue(C, Ty))  in ConstantFoldLoadFromConst()
717     if (Constant *Result =  in ConstantFoldLoadFromConst()
724 Constant *llvm::ConstantFoldLoadFromConst(Constant *C, Type *Ty,  in ConstantFoldLoadFromConst()
729 Constant *llvm::ConstantFoldLoadFromConstPtr(Constant *C, Type *Ty,  in ConstantFoldLoadFromConstPtr()
732   C = cast<Constant>(C->stripAndAccumulateConstantOffsets(  in ConstantFoldLoadFromConstPtr()
737       if (Constant *Result = ConstantFoldLoadFromConst(GV->getInitializer(), Ty,  in ConstantFoldLoadFromConstPtr()
745       if (Constant *Res =  in ConstantFoldLoadFromConstPtr()
754 Constant *llvm::ConstantFoldLoadFromConstPtr(Constant *C, Type *Ty,  in ConstantFoldLoadFromConstPtr()
760 Constant *llvm::ConstantFoldLoadFromUniformValue(Constant *C, Type *Ty) {  in ConstantFoldLoadFromUniformValue()
766     return Constant::getNullValue(Ty);  in ConstantFoldLoadFromUniformValue()
769     return Constant::getAllOnesValue(Ty);  in ConstantFoldLoadFromUniformValue()
779 Constant *SymbolicallyEvaluateBinop(unsigned Opc, Constant *Op0, Constant *Op1,  in SymbolicallyEvaluateBinop()
827 Constant *CastGEPIndices(Type *SrcElemTy, ArrayRef<Constant *> Ops,  in CastGEPIndices()
834   SmallVector<Constant*, 32> NewIdxs;  in CastGEPIndices()
856   Constant *C = ConstantExpr::getGetElementPtr(  in CastGEPIndices()
862 Constant *StripPtrCastKeepAS(Constant *Ptr) {  in StripPtrCastKeepAS()
865   Ptr = cast<Constant>(Ptr->stripPointerCasts());  in StripPtrCastKeepAS()
878 Constant *SymbolicallyEvaluateGEP(const GEPOperator *GEP,  in SymbolicallyEvaluateGEP()
879                                   ArrayRef<Constant *> Ops,  in SymbolicallyEvaluateGEP()
891   if (Constant *C = CastGEPIndices(SrcElemTy, Ops, ResTy,  in SymbolicallyEvaluateGEP()
895   Constant *Ptr = Ops[0];  in SymbolicallyEvaluateGEP()
930     Ptr = cast<Constant>(GEP->getOperand(0));  in SymbolicallyEvaluateGEP()
949     Constant *C = ConstantInt::get(Ptr->getContext(), Offset + BasePtr);  in SymbolicallyEvaluateGEP()
988   SmallVector<Constant *, 32> NewIdxs;  in SymbolicallyEvaluateGEP()
1006   Constant *C = ConstantExpr::getGetElementPtr(SrcElemTy, Ptr, NewIdxs,  in SymbolicallyEvaluateGEP()
1025 Constant *ConstantFoldInstOperandsImpl(const Value *InstOrCE, unsigned Opcode,  in ConstantFoldInstOperandsImpl()
1026                                        ArrayRef<Constant *> Ops,  in ConstantFoldInstOperandsImpl()
1057     if (Constant *C = SymbolicallyEvaluateGEP(GEP, Ops, DL, TLI))  in ConstantFoldInstOperandsImpl()
1121 Constant *
1122 ConstantFoldConstantImpl(const Constant *C, const DataLayout &DL,  in ConstantFoldConstantImpl()
1124                          SmallDenseMap<Constant *, Constant *> &FoldedOps) {  in ConstantFoldConstantImpl()  argument
1126     return const_cast<Constant *>(C);  in ConstantFoldConstantImpl()
1128   SmallVector<Constant *, 8> Ops;  in ConstantFoldConstantImpl()
1130     Constant *OldC = cast<Constant>(&OldU);  in ConstantFoldConstantImpl()
1131     Constant *NewC = OldC;  in ConstantFoldConstantImpl()
1147     if (Constant *Res =  in ConstantFoldConstantImpl()
1150     return const_cast<Constant *>(C);  in ConstantFoldConstantImpl()
1159 Constant *llvm::ConstantFoldInstruction(Instruction *I, const DataLayout &DL,  in ConstantFoldInstruction()
1163     Constant *CommonValue = nullptr;  in ConstantFoldInstruction()
1165     SmallDenseMap<Constant *, Constant *> FoldedOps;  in ConstantFoldInstruction()
1174       auto *C = dyn_cast<Constant>(Incoming);  in ConstantFoldInstruction()
1192   if (!all_of(I->operands(), [](Use &U) { return isa<Constant>(U); }))  in ConstantFoldInstruction()
1195   SmallDenseMap<Constant *, Constant *> FoldedOps;  in ConstantFoldInstruction()
1196   SmallVector<Constant *, 8> Ops;  in ConstantFoldInstruction()
1198     auto *Op = cast<Constant>(&OpU);  in ConstantFoldInstruction()
1207 Constant *llvm::ConstantFoldConstant(const Constant *C, const DataLayout &DL,  in ConstantFoldConstant()
1209   SmallDenseMap<Constant *, Constant *> FoldedOps;  in ConstantFoldConstant()
1213 Constant *llvm::ConstantFoldInstOperands(Instruction *I,  in ConstantFoldInstOperands()
1214                                          ArrayRef<Constant *> Ops,  in ConstantFoldInstOperands()
1220 Constant *llvm::ConstantFoldCompareInstOperands(  in ConstantFoldCompareInstOperands()
1221     unsigned IntPredicate, Constant *Ops0, Constant *Ops1, const DataLayout &DL,  in ConstantFoldCompareInstOperands()
1240         Constant *C = ConstantExpr::getIntegerCast(CE0->getOperand(0),  in ConstantFoldCompareInstOperands()
1242         Constant *Null = Constant::getNullValue(C->getType());  in ConstantFoldCompareInstOperands()
1251           Constant *C = CE0->getOperand(0);  in ConstantFoldCompareInstOperands()
1252           Constant *Null = Constant::getNullValue(C->getType());  in ConstantFoldCompareInstOperands()
1265           Constant *C0 = ConstantExpr::getIntegerCast(CE0->getOperand(0),  in ConstantFoldCompareInstOperands()
1267           Constant *C1 = ConstantExpr::getIntegerCast(CE1->getOperand(0),  in ConstantFoldCompareInstOperands()
1289       Constant *LHS = ConstantFoldCompareInstOperands(  in ConstantFoldCompareInstOperands()
1291       Constant *RHS = ConstantFoldCompareInstOperands(  in ConstantFoldCompareInstOperands()
1332 Constant *llvm::ConstantFoldUnaryOpOperand(unsigned Opcode, Constant *Op,  in ConstantFoldUnaryOpOperand()
1339 Constant *llvm::ConstantFoldBinaryOpOperands(unsigned Opcode, Constant *LHS,  in ConstantFoldBinaryOpOperands()
1340                                              Constant *RHS,  in ConstantFoldBinaryOpOperands()
1344     if (Constant *C = SymbolicallyEvaluateBinop(Opcode, LHS, RHS, DL))  in ConstantFoldBinaryOpOperands()
1352 Constant *llvm::FlushFPConstant(Constant *Operand, const Instruction *I,  in FlushFPConstant()
1390 Constant *llvm::ConstantFoldFPInstOperands(unsigned Opcode, Constant *LHS,  in ConstantFoldFPInstOperands()
1391                                            Constant *RHS, const DataLayout &DL,  in ConstantFoldFPInstOperands()
1395     Constant *Op0 = FlushFPConstant(LHS, I, /* IsOutput */ false);  in ConstantFoldFPInstOperands()
1396     Constant *Op1 = FlushFPConstant(RHS, I, /* IsOutput */ false);  in ConstantFoldFPInstOperands()
1399     Constant *C = ConstantFoldBinaryOpOperands(Opcode, Op0, Op1, DL);  in ConstantFoldFPInstOperands()
1411 Constant *llvm::ConstantFoldCastOperand(unsigned Opcode, Constant *C,  in ConstantFoldCastOperand()
1419       Constant *FoldedValue = nullptr;  in ConstantFoldCastOperand()
1433         auto *Base = cast<Constant>(GEP->stripAndAccumulateConstantOffsets(  in ConstantFoldCastOperand()
1441             auto *Ptr = cast<Constant>(GEP->getPointerOperand());  in ConstantFoldCastOperand()
1466         Constant *SrcPtr = CE->getOperand(0);  in ConstantFoldCastOperand()
1733 Constant *GetConstantFoldFPValue(double V, Type *Ty) {  in GetConstantFoldFPValue()
1765 Constant *ConstantFoldFP(double (*NativeFP)(double), const APFloat &V,  in ConstantFoldFP()
1777 Constant *ConstantFoldBinaryFP(double (*NativeFP)(double, double),  in ConstantFoldBinaryFP()
1789 Constant *constantFoldVectorReduce(Intrinsic::ID IID, Constant *Op) {  in constantFoldVectorReduce()
1857 Constant *ConstantFoldSSEConvertToInt(const APFloat &Val, bool roundTowardZero,  in ConstantFoldSSEConvertToInt()
1944 static Constant *ConstantFoldScalarCall1(StringRef Name,  in ConstantFoldScalarCall1()
1947                                          ArrayRef<Constant *> Operands,  in ConstantFoldScalarCall1()
1968       return Constant::getNullValue(Ty);  in ConstantFoldScalarCall1()
2384     if (Constant *C = constantFoldVectorReduce(IntrinsicID, Operands[0]))  in ConstantFoldScalarCall1()
2392     auto *Op = cast<Constant>(Operands[0]);  in ConstantFoldScalarCall1()
2421 static Constant *evaluateCompare(const APFloat &Op1, const APFloat &Op2,  in evaluateCompare()
2439 static Constant *ConstantFoldScalarCall2(StringRef Name,  in ConstantFoldScalarCall2()
2442                                          ArrayRef<Constant *> Operands,  in ConstantFoldScalarCall2()
2643         return Constant::getNullValue(Ty);  in ConstantFoldScalarCall2()
2652             {Constant::getAllOnesValue(Ty->getStructElementType(0)),  in ConstantFoldScalarCall2()
2653              Constant::getNullValue(Ty->getStructElementType(1))});  in ConstantFoldScalarCall2()
2661         return Constant::getNullValue(Ty);  in ConstantFoldScalarCall2()
2686       Constant *Ops[] = {  in ConstantFoldScalarCall2()
2702         return Constant::getAllOnesValue(Ty);  in ConstantFoldScalarCall2()
2717         return Constant::getNullValue(Ty);  in ConstantFoldScalarCall2()
2730         return Constant::getNullValue(Ty);  in ConstantFoldScalarCall2()
2746         return Constant::getNullValue(Ty);  in ConstantFoldScalarCall2()
2761     auto *Op = cast<Constant>(Operands[0]);  in ConstantFoldScalarCall2()
2864 static Constant *ConstantFoldAMDGCNPermIntrinsic(ArrayRef<Constant *> Operands,  in ConstantFoldAMDGCNPermIntrinsic()
2904 static Constant *ConstantFoldScalarCall3(StringRef Name,  in ConstantFoldScalarCall3()
2907                                          ArrayRef<Constant *> Operands,  in ConstantFoldScalarCall3()
2982       return Constant::getNullValue(Ty);  in ConstantFoldScalarCall3()
3041 static Constant *ConstantFoldScalarCall(StringRef Name,  in ConstantFoldScalarCall()
3044                                         ArrayRef<Constant *> Operands,  in ConstantFoldScalarCall()
3059 static Constant *ConstantFoldFixedVectorCall(  in ConstantFoldFixedVectorCall()
3061     ArrayRef<Constant *> Operands, const DataLayout &DL,  in ConstantFoldFixedVectorCall()
3063   SmallVector<Constant *, 4> Result(FVTy->getNumElements());  in ConstantFoldFixedVectorCall()
3064   SmallVector<Constant *, 4> Lane(Operands.size());  in ConstantFoldFixedVectorCall()
3073     Constant *VecData = ConstantFoldLoadFromConstPtr(SrcPtr, FVTy, DL);  in ConstantFoldFixedVectorCall()
3075     SmallVector<Constant *, 32> NewElements;  in ConstantFoldFixedVectorCall()
3114       SmallVector<Constant *, 16> NCs;  in ConstantFoldFixedVectorCall()
3133       SmallVector<Constant *, 16> NCs;  in ConstantFoldFixedVectorCall()
3157       Constant *Agg = Operands[J]->getAggregateElement(I);  in ConstantFoldFixedVectorCall()
3165     Constant *Folded =  in ConstantFoldFixedVectorCall()
3175 static Constant *ConstantFoldScalableVectorCall(  in ConstantFoldScalableVectorCall()
3177     ArrayRef<Constant *> Operands, const DataLayout &DL,  in ConstantFoldScalableVectorCall()
3181     auto *Src = dyn_cast<Constant>(Operands[0]);  in ConstantFoldScalableVectorCall()
3195 Constant *llvm::ConstantFoldCall(const CallBase *Call, Function *F,  in ConstantFoldCall()
3196                                  ArrayRef<Constant *> Operands,  in ConstantFoldCall()