271 class Init {
327   explicit Init(InitKind K, uint8_t Opc = 0) : Kind(K), Opc(Opc) {}  in Kind()
330   Init(const Init &) = delete;
331   Init &operator=(const Init &) = delete;
332   virtual ~Init() = default;
358   virtual Init *getCastTo(RecTy *Ty) const = 0;
363   virtual Init *convertInitializerTo(RecTy *Ty) const = 0;
369   virtual Init *convertInitializerBitRange(ArrayRef<unsigned> Bits) const {  in convertInitializerBitRange()
377   virtual Init *convertInitListSlice(ArrayRef<unsigned> Elements) const {  in convertInitListSlice()
392   virtual Init *resolveReferences(Resolver &R) const {  in resolveReferences()
393     return const_cast<Init *>(this);  in resolveReferences()
397   virtual Init *getBit(unsigned Bit) const = 0;
400 inline raw_ostream &operator<<(raw_ostream &OS, const Init &I) {
406 class TypedInit : public Init {
411       : Init(K, Opc), ValueTy(T) {}  in Init()  function
417   static bool classof(const Init *I) {  in classof()
425   Init *getCastTo(RecTy *Ty) const override;
426   Init *convertInitializerTo(RecTy *Ty) const override;
428   Init *convertInitializerBitRange(ArrayRef<unsigned> Bits) const override;
429   Init *convertInitListSlice(ArrayRef<unsigned> Elements) const override;
438 class UnsetInit : public Init {
439   UnsetInit() : Init(IK_UnsetInit) {}  in UnsetInit()
445   static bool classof(const Init *I) {  in classof()
452   Init *getCastTo(RecTy *Ty) const override;
453   Init *convertInitializerTo(RecTy *Ty) const override;
455   Init *getBit(unsigned Bit) const override {  in getBit()
478   static bool classof(const Init *I) {  in classof()
486   Init *convertInitializerTo(RecTy *Ty) const override;
488   Init *getBit(unsigned Bit) const override {  in getBit()
500                        public TrailingObjects<BitsInit, Init *> {
513   static bool classof(const Init *I) {  in classof()
517   static BitsInit *get(ArrayRef<Init *> Range);
523   Init *convertInitializerTo(RecTy *Ty) const override;
524   Init *convertInitializerBitRange(ArrayRef<unsigned> Bits) const override;
541   Init *resolveReferences(Resolver &R) const override;
543   Init *getBit(unsigned Bit) const override {  in getBit()
545     return getTrailingObjects<Init *>()[Bit];  in getBit()
560   static bool classof(const Init *I) {  in classof()
568   Init *convertInitializerTo(RecTy *Ty) const override;
569   Init *convertInitializerBitRange(ArrayRef<unsigned> Bits) const override;
574   Init *getBit(unsigned Bit) const override {  in getBit()
598   static bool classof(const Init *I) {  in classof()
612   Init *convertInitializerTo(RecTy *Ty) const override;
627   Init *getBit(unsigned Bit) const override {  in getBit()
635                        public TrailingObjects<ListInit, Init *> {
639   using const_iterator = Init *const *;
652   static bool classof(const Init *I) {  in classof()
655   static ListInit *get(ArrayRef<Init *> Range, RecTy *EltTy);
659   Init *getElement(unsigned i) const {  in getElement()
661     return getTrailingObjects<Init *>()[i];  in getElement()
669   Init *convertInitListSlice(ArrayRef<unsigned> Elements) const override;
671   Init *convertInitializerTo(RecTy *Ty) const override;
678   Init *resolveReferences(Resolver &R) const override;
683   ArrayRef<Init*> getValues() const {  in getValues()
684     return makeArrayRef(getTrailingObjects<Init *>(), NumValues);  in getValues()
687   const_iterator begin() const { return getTrailingObjects<Init *>(); }  in begin()
693   Init *getBit(unsigned Bit) const override {  in getBit()
709   static bool classof(const Init *I) {  in classof()
715   virtual OpInit *clone(ArrayRef<Init *> Operands) const = 0;
718   virtual Init *getOperand(unsigned i) const = 0;
720   Init *getBit(unsigned Bit) const override;
730   Init *LHS;
732   UnOpInit(UnaryOp opc, Init *lhs, RecTy *Type)  in UnOpInit()
739   static bool classof(const Init *I) {  in classof()
743   static UnOpInit *get(UnaryOp opc, Init *lhs, RecTy *Type);
748   OpInit *clone(ArrayRef<Init *> Operands) const override {  in clone()
756   Init *getOperand(unsigned i) const override {  in getOperand()
762   Init *getOperand() const { return LHS; }  in getOperand()
766   Init *Fold(Record *CurRec, bool IsFinal = false) const;
768   Init *resolveReferences(Resolver &R) const override;
781   Init *LHS, *RHS;
783   BinOpInit(BinaryOp opc, Init *lhs, Init *rhs, RecTy *Type) :  in BinOpInit()
790   static bool classof(const Init *I) {  in classof()
794   static BinOpInit *get(BinaryOp opc, Init *lhs, Init *rhs,
796   static Init *getStrConcat(Init *lhs, Init *rhs);
797   static Init *getListConcat(TypedInit *lhs, Init *rhs);
802   OpInit *clone(ArrayRef<Init *> Operands) const override {  in clone()
809   Init *getOperand(unsigned i) const override {  in getOperand()
818   Init *getLHS() const { return LHS; }  in getLHS()
819   Init *getRHS() const { return RHS; }  in getRHS()
823   Init *Fold(Record *CurRec) const;
825   Init *resolveReferences(Resolver &R) const override;
836   Init *LHS, *MHS, *RHS;
838   TernOpInit(TernaryOp opc, Init *lhs, Init *mhs, Init *rhs,  in TernOpInit()
846   static bool classof(const Init *I) {  in classof()
850   static TernOpInit *get(TernaryOp opc, Init *lhs,
851                          Init *mhs, Init *rhs,
857   OpInit *clone(ArrayRef<Init *> Operands) const override {  in clone()
865   Init *getOperand(unsigned i) const override {  in getOperand()
875   Init *getLHS() const { return LHS; }  in getLHS()
876   Init *getMHS() const { return MHS; }  in getMHS()
877   Init *getRHS() const { return RHS; }  in getRHS()
881   Init *Fold(Record *CurRec) const;
887   Init *resolveReferences(Resolver &R) const override;
896                       public TrailingObjects<CondOpInit, Init *> {
904   size_t numTrailingObjects(OverloadToken<Init *>) const {  in numTrailingObjects()  argument
912   static bool classof(const Init *I) {  in classof()
916   static CondOpInit *get(ArrayRef<Init*> C, ArrayRef<Init*> V,
925   Init *getCond(unsigned Num) const {  in getCond()
927     return getTrailingObjects<Init *>()[Num];  in getCond()
930   Init *getVal(unsigned Num) const {  in getVal()
932     return getTrailingObjects<Init *>()[Num+NumConds];  in getVal()
935   ArrayRef<Init *> getConds() const {  in getConds()
936     return makeArrayRef(getTrailingObjects<Init *>(), NumConds);  in getConds()
939   ArrayRef<Init *> getVals() const {  in getVals()
940     return makeArrayRef(getTrailingObjects<Init *>()+NumConds, NumConds);  in getVals()
943   Init *Fold(Record *CurRec) const;
945   Init *resolveReferences(Resolver &R) const override;
951   using const_case_iterator = SmallVectorImpl<Init*>::const_iterator;
952   using const_val_iterator = SmallVectorImpl<Init*>::const_iterator;
966   Init *getBit(unsigned Bit) const override;
972   Init *Start;
973   Init *List;
974   Init *A;
975   Init *B;
976   Init *Expr;
978   FoldOpInit(Init *Start, Init *List, Init *A, Init *B, Init *Expr, RecTy *Type)  in FoldOpInit()
986   static bool classof(const Init *I) { return I->getKind() == IK_FoldOpInit; }  in classof()
988   static FoldOpInit *get(Init *Start, Init *List, Init *A, Init *B, Init *Expr,
995   Init *Fold(Record *CurRec) const;
999   Init *resolveReferences(Resolver &R) const override;
1001   Init *getBit(unsigned Bit) const override;
1010   Init *Expr;
1012   IsAOpInit(RecTy *CheckType, Init *Expr)  in IsAOpInit()
1020   static bool classof(const Init *I) { return I->getKind() == IK_IsAOpInit; }  in classof()
1022   static IsAOpInit *get(RecTy *CheckType, Init *Expr);
1028   Init *Fold() const;
1032   Init *resolveReferences(Resolver &R) const override;
1034   Init *getBit(unsigned Bit) const override;
1041   Init *VarName;
1043   explicit VarInit(Init *VN, RecTy *T)  in VarInit()
1050   static bool classof(const Init *I) {  in classof()
1055   static VarInit *get(Init *VN, RecTy *T);
1058   Init *getNameInit() const { return VarName; }  in getNameInit()
1069   Init *resolveReferences(Resolver &R) const override;
1071   Init *getBit(unsigned Bit) const override;
1094   static bool classof(const Init *I) {  in classof()
1100   Init *getBitVar() const { return TI; }  in getBitVar()
1104   Init *resolveReferences(Resolver &R) const override;
1106   Init *getBit(unsigned B) const override {  in getBit()
1130   static bool classof(const Init *I) {  in classof()
1140   Init *resolveReferences(Resolver &R) const override;
1142   Init *getBit(unsigned Bit) const override;
1157   static bool classof(const Init *I) {  in classof()
1163   Init *convertInitializerTo(RecTy *Ty) const override;
1174   Init *getBit(unsigned Bit) const override {  in getBit()
1182                          public TrailingObjects<VarDefInit, Init *> {
1199   static bool classof(const Init *I) {  in classof()
1202   static VarDefInit *get(Record *Class, ArrayRef<Init *> Args);
1206   Init *resolveReferences(Resolver &R) const override;
1207   Init *Fold() const;
1211   Init *getArg(unsigned i) const {  in getArg()
1213     return getTrailingObjects<Init *>()[i];  in getArg()
1216   using const_iterator = Init *const *;
1218   const_iterator args_begin() const { return getTrailingObjects<Init *>(); }  in args_begin()
1224   ArrayRef<Init *> args() const { return makeArrayRef(args_begin(), NumArgs); }  in args()
1226   Init *getBit(unsigned Bit) const override {  in getBit()
1233   Init *Rec;                // Record we are referring to
1236   FieldInit(Init *R, StringInit *FN)  in FieldInit()
1252   static bool classof(const Init *I) {  in classof()
1256   static FieldInit *get(Init *R, StringInit *FN);
1258   Init *getRecord() const { return Rec; }  in getRecord()
1261   Init *getBit(unsigned Bit) const override;
1263   Init *resolveReferences(Resolver &R) const override;
1264   Init *Fold(Record *CurRec) const;
1276                       public TrailingObjects<DagInit, Init *, StringInit *> {
1279   Init *Val;
1284   DagInit(Init *V, StringInit *VN, unsigned NumArgs, unsigned NumArgNames)  in DagInit()
1288   size_t numTrailingObjects(OverloadToken<Init *>) const { return NumArgs; }  in numTrailingObjects()  argument
1294   static bool classof(const Init *I) {  in classof()
1298   static DagInit *get(Init *V, StringInit *VN, ArrayRef<Init *> ArgRange,
1300   static DagInit *get(Init *V, StringInit *VN,
1301                       ArrayRef<std::pair<Init*, StringInit*>> Args);
1305   Init *getOperator() const { return Val; }  in getOperator()
1316   Init *getArg(unsigned Num) const {  in getArg()
1318     return getTrailingObjects<Init *>()[Num];  in getArg()
1327     StringInit *Init = getArgName(Num);  in getArgNameStr()  local
1328     return Init ? Init->getValue() : StringRef();  in getArgNameStr()
1331   ArrayRef<Init *> getArgs() const {  in getArgs()
1332     return makeArrayRef(getTrailingObjects<Init *>(), NumArgs);  in getArgs()
1339   Init *resolveReferences(Resolver &R) const override;
1344   using const_arg_iterator = SmallVectorImpl<Init*>::const_iterator;
1359   Init *getBit(unsigned Bit) const override {  in getBit()
1381   Init *Name;
1384   Init *Value;
1387   RecordVal(Init *N, RecTy *T, FieldKind K);
1388   RecordVal(Init *N, SMLoc Loc, RecTy *T, FieldKind K);
1394   Init *getNameInit() const { return Name; }  in getNameInit()
1421   Init *getValue() const { return Value; }  in getValue()
1424   bool setValue(Init *V);
1427   bool setValue(Init *V, SMLoc NewLoc);
1443   Init *Name;
1447   SmallVector<Init *, 0> TemplateArgs;
1450   SmallVector<std::tuple<SMLoc, Init *, Init *>, 0> Assertions;
1472   explicit Record(Init *N, ArrayRef<SMLoc> locs, RecordKeeper &records,
1498   Init *getNameInit() const {  in getNameInit()
1506   void setName(Init *Name);      // Also updates RecordKeeper.
1519   ArrayRef<Init *> getTemplateArgs() const {  in getTemplateArgs()
1525   ArrayRef<std::tuple<SMLoc, Init *, Init *>> getAssertions() const {  in getAssertions()
1539   bool isTemplateArg(Init *Name) const {  in isTemplateArg()
1540     for (Init *TA : TemplateArgs)  in isTemplateArg()
1545   const RecordVal *getValue(const Init *Name) const {  in getValue()
1555   RecordVal *getValue(const Init *Name) {  in getValue()
1563   void addTemplateArg(Init *Name) {  in addTemplateArg()
1573   void removeValue(Init *Name) {  in removeValue()
1586   void addAssertion(SMLoc Loc, Init *Condition, Init *Message) {  in addAssertion()
1649   Init *getValueInit(StringRef FieldName) const;
1729   using GlobalMap = std::map<std::string, Init *, std::less<>>;
1735   std::map<std::string, Init *, std::less<>> ExtraGlobals;
1771   Init *getGlobal(StringRef Name) const {  in getGlobal()
1796   void addExtraGlobal(StringRef Name, Init *I) {  in addExtraGlobal()
1803   Init *getNewAnonymousName();
1966   virtual Init *resolve(Init *VarName) = 0;
1984     Init *V;
1988     MappedValue(Init *V, bool Resolved) : V(V), Resolved(Resolved) {}  in MappedValue()
1991   DenseMap<Init *, MappedValue> Map;
1996   void set(Init *Key, Init *Value) { Map[Key] = {Value, false}; }  in set()
1998   Init *resolve(Init *VarName) override;
2003   DenseMap<Init *, Init *> Cache;
2004   SmallVector<Init *, 4> Stack;
2009   Init *resolve(Init *VarName) override;
2017   DenseSet<Init *> Shadowed;
2025   void addShadow(Init *Key) { Shadowed.insert(Key); }  in addShadow()
2027   Init *resolve(Init *VarName) override {  in resolve()
2046   Init *resolve(Init *VarName) override;
2052   Init *VarNameToTrack;
2056   explicit HasReferenceResolver(Init *VarNameToTrack)  in HasReferenceResolver()
2061   Init *resolve(Init *VarName) override;