#ifndef LLVM_TABLEGEN_RECORD_H
#define LLVM_TABLEGEN_RECORD_H
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/FoldingSet.h"
#include "llvm/ADT/PointerIntPair.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/DataTypes.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/SMLoc.h"
#include "llvm/Support/TrailingObjects.h"
#include "llvm/Support/raw_ostream.h"
#include <map>
namespace llvm {
class ListRecTy;
struct MultiClass;
class Record;
class RecordVal;
class RecordKeeper;
class RecTy {
public:
enum RecTyKind {
BitRecTyKind,
BitsRecTyKind,
IntRecTyKind,
StringRecTyKind,
ListRecTyKind,
DagRecTyKind,
RecordRecTyKind
};
private:
RecTyKind Kind;
std::unique_ptr<ListRecTy> ListTy;
public:
RecTyKind getRecTyKind() const { return Kind; }
RecTy(RecTyKind K) : Kind(K) {}
virtual ~RecTy() {}
virtual std::string getAsString() const = 0;
void print(raw_ostream &OS) const { OS << getAsString(); }
void dump() const;
virtual bool typeIsConvertibleTo(const RecTy *RHS) const;
ListRecTy *getListTy();
};
inline raw_ostream &operator<<(raw_ostream &OS, const RecTy &Ty) {
Ty.print(OS);
return OS;
}
class BitRecTy : public RecTy {
static BitRecTy Shared;
BitRecTy() : RecTy(BitRecTyKind) {}
public:
static bool classof(const RecTy *RT) {
return RT->getRecTyKind() == BitRecTyKind;
}
static BitRecTy *get() { return &Shared; }
std::string getAsString() const override { return "bit"; }
bool typeIsConvertibleTo(const RecTy *RHS) const override;
};
class BitsRecTy : public RecTy {
unsigned Size;
explicit BitsRecTy(unsigned Sz) : RecTy(BitsRecTyKind), Size(Sz) {}
public:
static bool classof(const RecTy *RT) {
return RT->getRecTyKind() == BitsRecTyKind;
}
static BitsRecTy *get(unsigned Sz);
unsigned getNumBits() const { return Size; }
std::string getAsString() const override;
bool typeIsConvertibleTo(const RecTy *RHS) const override;
};
class IntRecTy : public RecTy {
static IntRecTy Shared;
IntRecTy() : RecTy(IntRecTyKind) {}
public:
static bool classof(const RecTy *RT) {
return RT->getRecTyKind() == IntRecTyKind;
}
static IntRecTy *get() { return &Shared; }
std::string getAsString() const override { return "int"; }
bool typeIsConvertibleTo(const RecTy *RHS) const override;
};
class StringRecTy : public RecTy {
static StringRecTy Shared;
StringRecTy() : RecTy(StringRecTyKind) {}
public:
static bool classof(const RecTy *RT) {
return RT->getRecTyKind() == StringRecTyKind;
}
static StringRecTy *get() { return &Shared; }
std::string getAsString() const override;
};
class ListRecTy : public RecTy {
RecTy *Ty;
explicit ListRecTy(RecTy *T) : RecTy(ListRecTyKind), Ty(T) {}
friend ListRecTy *RecTy::getListTy();
public:
static bool classof(const RecTy *RT) {
return RT->getRecTyKind() == ListRecTyKind;
}
static ListRecTy *get(RecTy *T) { return T->getListTy(); }
RecTy *getElementType() const { return Ty; }
std::string getAsString() const override;
bool typeIsConvertibleTo(const RecTy *RHS) const override;
};
class DagRecTy : public RecTy {
static DagRecTy Shared;
DagRecTy() : RecTy(DagRecTyKind) {}
public:
static bool classof(const RecTy *RT) {
return RT->getRecTyKind() == DagRecTyKind;
}
static DagRecTy *get() { return &Shared; }
std::string getAsString() const override;
};
class RecordRecTy : public RecTy {
Record *Rec;
explicit RecordRecTy(Record *R) : RecTy(RecordRecTyKind), Rec(R) {}
friend class Record;
public:
static bool classof(const RecTy *RT) {
return RT->getRecTyKind() == RecordRecTyKind;
}
static RecordRecTy *get(Record *R);
Record *getRecord() const { return Rec; }
std::string getAsString() const override;
bool typeIsConvertibleTo(const RecTy *RHS) const override;
};
RecTy *resolveTypes(RecTy *T1, RecTy *T2);
class Init {
protected:
enum InitKind : uint8_t {
IK_BitInit,
IK_FirstTypedInit,
IK_BitsInit,
IK_DagInit,
IK_DefInit,
IK_FieldInit,
IK_IntInit,
IK_ListInit,
IK_FirstOpInit,
IK_BinOpInit,
IK_TernOpInit,
IK_UnOpInit,
IK_LastOpInit,
IK_StringInit,
IK_VarInit,
IK_VarListElementInit,
IK_LastTypedInit,
IK_UnsetInit,
IK_VarBitInit
};
private:
const InitKind Kind;
protected:
uint8_t Opc; private:
Init(const Init &) = delete;
Init &operator=(const Init &) = delete;
virtual void anchor();
public:
InitKind getKind() const { return Kind; }
protected:
explicit Init(InitKind K, uint8_t Opc = 0) : Kind(K), Opc(Opc) {}
public:
virtual ~Init() {}
virtual bool isComplete() const { return true; }
void print(raw_ostream &OS) const { OS << getAsString(); }
virtual std::string getAsString() const = 0;
virtual std::string getAsUnquotedString() const { return getAsString(); }
void dump() const;
virtual Init *convertInitializerTo(RecTy *Ty) const = 0;
virtual Init *
convertInitializerBitRange(const std::vector<unsigned> &Bits) const {
return nullptr;
}
virtual Init *
convertInitListSlice(const std::vector<unsigned> &Elements) const {
return nullptr;
}
virtual RecTy *getFieldType(const std::string &FieldName) const {
return nullptr;
}
virtual Init *getFieldInit(Record &R, const RecordVal *RV,
const std::string &FieldName) const {
return nullptr;
}
virtual Init *resolveReferences(Record &R, const RecordVal *RV) const {
return const_cast<Init *>(this);
}
virtual Init *getBit(unsigned Bit) const = 0;
virtual Init *getBitVar() const { return const_cast<Init*>(this); }
virtual unsigned getBitNum() const { return 0; }
};
inline raw_ostream &operator<<(raw_ostream &OS, const Init &I) {
I.print(OS); return OS;
}
class TypedInit : public Init {
RecTy *Ty;
TypedInit(const TypedInit &Other) = delete;
TypedInit &operator=(const TypedInit &Other) = delete;
protected:
explicit TypedInit(InitKind K, RecTy *T, uint8_t Opc = 0)
: Init(K, Opc), Ty(T) {}
~TypedInit() override {
if (getKind() == IK_DefInit)
delete Ty;
}
public:
static bool classof(const Init *I) {
return I->getKind() >= IK_FirstTypedInit &&
I->getKind() <= IK_LastTypedInit;
}
RecTy *getType() const { return Ty; }
Init *convertInitializerTo(RecTy *Ty) const override;
Init *
convertInitializerBitRange(const std::vector<unsigned> &Bits) const override;
Init *
convertInitListSlice(const std::vector<unsigned> &Elements) const override;
RecTy *getFieldType(const std::string &FieldName) const override;
virtual Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const = 0;
};
class UnsetInit : public Init {
UnsetInit() : Init(IK_UnsetInit) {}
UnsetInit(const UnsetInit &) = delete;
UnsetInit &operator=(const UnsetInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_UnsetInit;
}
static UnsetInit *get();
Init *convertInitializerTo(RecTy *Ty) const override;
Init *getBit(unsigned Bit) const override {
return const_cast<UnsetInit*>(this);
}
bool isComplete() const override { return false; }
std::string getAsString() const override { return "?"; }
};
class BitInit : public Init {
bool Value;
explicit BitInit(bool V) : Init(IK_BitInit), Value(V) {}
BitInit(const BitInit &Other) = delete;
BitInit &operator=(BitInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_BitInit;
}
static BitInit *get(bool V);
bool getValue() const { return Value; }
Init *convertInitializerTo(RecTy *Ty) const override;
Init *getBit(unsigned Bit) const override {
assert(Bit < 1 && "Bit index out of range!");
return const_cast<BitInit*>(this);
}
std::string getAsString() const override { return Value ? "1" : "0"; }
};
class BitsInit final : public TypedInit, public FoldingSetNode,
public TrailingObjects<BitsInit, Init *> {
unsigned NumBits;
BitsInit(unsigned N)
: TypedInit(IK_BitsInit, BitsRecTy::get(N)), NumBits(N) {}
BitsInit(const BitsInit &Other) = delete;
BitsInit &operator=(const BitsInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_BitsInit;
}
static BitsInit *get(ArrayRef<Init *> Range);
void Profile(FoldingSetNodeID &ID) const;
unsigned getNumBits() const { return NumBits; }
Init *convertInitializerTo(RecTy *Ty) const override;
Init *
convertInitializerBitRange(const std::vector<unsigned> &Bits) const override;
bool isComplete() const override {
for (unsigned i = 0; i != getNumBits(); ++i)
if (!getBit(i)->isComplete()) return false;
return true;
}
bool allInComplete() const {
for (unsigned i = 0; i != getNumBits(); ++i)
if (getBit(i)->isComplete()) return false;
return true;
}
std::string getAsString() const override;
Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const override {
llvm_unreachable("Illegal element reference off bits<n>");
}
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
Init *getBit(unsigned Bit) const override {
assert(Bit < NumBits && "Bit index out of range!");
return getTrailingObjects<Init *>()[Bit];
}
};
class IntInit : public TypedInit {
int64_t Value;
explicit IntInit(int64_t V)
: TypedInit(IK_IntInit, IntRecTy::get()), Value(V) {}
IntInit(const IntInit &Other) = delete;
IntInit &operator=(const IntInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_IntInit;
}
static IntInit *get(int64_t V);
int64_t getValue() const { return Value; }
Init *convertInitializerTo(RecTy *Ty) const override;
Init *
convertInitializerBitRange(const std::vector<unsigned> &Bits) const override;
std::string getAsString() const override;
Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const override {
llvm_unreachable("Illegal element reference off int");
}
Init *getBit(unsigned Bit) const override {
return BitInit::get((Value & (1ULL << Bit)) != 0);
}
};
class StringInit : public TypedInit {
std::string Value;
explicit StringInit(StringRef V)
: TypedInit(IK_StringInit, StringRecTy::get()), Value(V) {}
StringInit(const StringInit &Other) = delete;
StringInit &operator=(const StringInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_StringInit;
}
static StringInit *get(StringRef);
const std::string &getValue() const { return Value; }
Init *convertInitializerTo(RecTy *Ty) const override;
std::string getAsString() const override { return "\"" + Value + "\""; }
std::string getAsUnquotedString() const override { return Value; }
Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const override {
llvm_unreachable("Illegal element reference off string");
}
Init *getBit(unsigned Bit) const override {
llvm_unreachable("Illegal bit reference off string");
}
};
class ListInit final : public TypedInit, public FoldingSetNode,
public TrailingObjects<BitsInit, Init *> {
unsigned NumValues;
public:
typedef Init *const *const_iterator;
private:
explicit ListInit(unsigned N, RecTy *EltTy)
: TypedInit(IK_ListInit, ListRecTy::get(EltTy)), NumValues(N) {}
ListInit(const ListInit &Other) = delete;
ListInit &operator=(const ListInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_ListInit;
}
static ListInit *get(ArrayRef<Init *> Range, RecTy *EltTy);
void Profile(FoldingSetNodeID &ID) const;
Init *getElement(unsigned i) const {
assert(i < NumValues && "List element index out of range!");
return getTrailingObjects<Init *>()[i];
}
Record *getElementAsRecord(unsigned i) const;
Init *
convertInitListSlice(const std::vector<unsigned> &Elements) const override;
Init *convertInitializerTo(RecTy *Ty) const override;
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
std::string getAsString() const override;
ArrayRef<Init*> getValues() const {
return makeArrayRef(getTrailingObjects<Init *>(), NumValues);
}
const_iterator begin() const { return getTrailingObjects<Init *>(); }
const_iterator end () const { return begin() + NumValues; }
size_t size () const { return NumValues; }
bool empty() const { return NumValues == 0; }
Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const override;
Init *getBit(unsigned Bit) const override {
llvm_unreachable("Illegal bit reference off list");
}
};
class OpInit : public TypedInit {
OpInit(const OpInit &Other) = delete;
OpInit &operator=(OpInit &Other) = delete;
protected:
explicit OpInit(InitKind K, RecTy *Type, uint8_t Opc)
: TypedInit(K, Type, Opc) {}
public:
static bool classof(const Init *I) {
return I->getKind() >= IK_FirstOpInit &&
I->getKind() <= IK_LastOpInit;
}
virtual OpInit *clone(std::vector<Init *> &Operands) const = 0;
virtual unsigned getNumOperands() const = 0;
virtual Init *getOperand(unsigned i) const = 0;
virtual Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const = 0;
Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const override;
Init *getBit(unsigned Bit) const override;
};
class UnOpInit : public OpInit, public FoldingSetNode {
public:
enum UnaryOp : uint8_t { CAST, HEAD, TAIL, EMPTY };
private:
Init *LHS;
UnOpInit(UnaryOp opc, Init *lhs, RecTy *Type)
: OpInit(IK_UnOpInit, Type, opc), LHS(lhs) {}
UnOpInit(const UnOpInit &Other) = delete;
UnOpInit &operator=(const UnOpInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_UnOpInit;
}
static UnOpInit *get(UnaryOp opc, Init *lhs, RecTy *Type);
void Profile(FoldingSetNodeID &ID) const;
OpInit *clone(std::vector<Init *> &Operands) const override {
assert(Operands.size() == 1 &&
"Wrong number of operands for unary operation");
return UnOpInit::get(getOpcode(), *Operands.begin(), getType());
}
unsigned getNumOperands() const override { return 1; }
Init *getOperand(unsigned i) const override {
assert(i == 0 && "Invalid operand id for unary operator");
return getOperand();
}
UnaryOp getOpcode() const { return (UnaryOp)Opc; }
Init *getOperand() const { return LHS; }
Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const override;
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
std::string getAsString() const override;
};
class BinOpInit : public OpInit, public FoldingSetNode {
public:
enum BinaryOp : uint8_t { ADD, AND, SHL, SRA, SRL, LISTCONCAT,
STRCONCAT, CONCAT, EQ };
private:
Init *LHS, *RHS;
BinOpInit(BinaryOp opc, Init *lhs, Init *rhs, RecTy *Type) :
OpInit(IK_BinOpInit, Type, opc), LHS(lhs), RHS(rhs) {}
BinOpInit(const BinOpInit &Other) = delete;
BinOpInit &operator=(const BinOpInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_BinOpInit;
}
static BinOpInit *get(BinaryOp opc, Init *lhs, Init *rhs,
RecTy *Type);
void Profile(FoldingSetNodeID &ID) const;
OpInit *clone(std::vector<Init *> &Operands) const override {
assert(Operands.size() == 2 &&
"Wrong number of operands for binary operation");
return BinOpInit::get(getOpcode(), Operands[0], Operands[1], getType());
}
unsigned getNumOperands() const override { return 2; }
Init *getOperand(unsigned i) const override {
switch (i) {
default: llvm_unreachable("Invalid operand id for binary operator");
case 0: return getLHS();
case 1: return getRHS();
}
}
BinaryOp getOpcode() const { return (BinaryOp)Opc; }
Init *getLHS() const { return LHS; }
Init *getRHS() const { return RHS; }
Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const override;
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
std::string getAsString() const override;
};
class TernOpInit : public OpInit, public FoldingSetNode {
public:
enum TernaryOp : uint8_t { SUBST, FOREACH, IF };
private:
Init *LHS, *MHS, *RHS;
TernOpInit(TernaryOp opc, Init *lhs, Init *mhs, Init *rhs,
RecTy *Type) :
OpInit(IK_TernOpInit, Type, opc), LHS(lhs), MHS(mhs), RHS(rhs) {}
TernOpInit(const TernOpInit &Other) = delete;
TernOpInit &operator=(const TernOpInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_TernOpInit;
}
static TernOpInit *get(TernaryOp opc, Init *lhs,
Init *mhs, Init *rhs,
RecTy *Type);
void Profile(FoldingSetNodeID &ID) const;
OpInit *clone(std::vector<Init *> &Operands) const override {
assert(Operands.size() == 3 &&
"Wrong number of operands for ternary operation");
return TernOpInit::get(getOpcode(), Operands[0], Operands[1], Operands[2],
getType());
}
unsigned getNumOperands() const override { return 3; }
Init *getOperand(unsigned i) const override {
switch (i) {
default: llvm_unreachable("Invalid operand id for ternary operator");
case 0: return getLHS();
case 1: return getMHS();
case 2: return getRHS();
}
}
TernaryOp getOpcode() const { return (TernaryOp)Opc; }
Init *getLHS() const { return LHS; }
Init *getMHS() const { return MHS; }
Init *getRHS() const { return RHS; }
Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const override;
bool isComplete() const override { return false; }
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
std::string getAsString() const override;
};
class VarInit : public TypedInit {
Init *VarName;
explicit VarInit(Init *VN, RecTy *T)
: TypedInit(IK_VarInit, T), VarName(VN) {}
VarInit(const VarInit &Other) = delete;
VarInit &operator=(const VarInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_VarInit;
}
static VarInit *get(const std::string &VN, RecTy *T);
static VarInit *get(Init *VN, RecTy *T);
const std::string &getName() const;
Init *getNameInit() const { return VarName; }
std::string getNameInitAsString() const {
return getNameInit()->getAsUnquotedString();
}
Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const override;
RecTy *getFieldType(const std::string &FieldName) const override;
Init *getFieldInit(Record &R, const RecordVal *RV,
const std::string &FieldName) const override;
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
Init *getBit(unsigned Bit) const override;
std::string getAsString() const override { return getName(); }
};
class VarBitInit : public Init {
TypedInit *TI;
unsigned Bit;
VarBitInit(TypedInit *T, unsigned B) : Init(IK_VarBitInit), TI(T), Bit(B) {
assert(T->getType() &&
(isa<IntRecTy>(T->getType()) ||
(isa<BitsRecTy>(T->getType()) &&
cast<BitsRecTy>(T->getType())->getNumBits() > B)) &&
"Illegal VarBitInit expression!");
}
VarBitInit(const VarBitInit &Other) = delete;
VarBitInit &operator=(const VarBitInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_VarBitInit;
}
static VarBitInit *get(TypedInit *T, unsigned B);
Init *convertInitializerTo(RecTy *Ty) const override;
Init *getBitVar() const override { return TI; }
unsigned getBitNum() const override { return Bit; }
std::string getAsString() const override;
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
Init *getBit(unsigned B) const override {
assert(B < 1 && "Bit index out of range!");
return const_cast<VarBitInit*>(this);
}
};
class VarListElementInit : public TypedInit {
TypedInit *TI;
unsigned Element;
VarListElementInit(TypedInit *T, unsigned E)
: TypedInit(IK_VarListElementInit,
cast<ListRecTy>(T->getType())->getElementType()),
TI(T), Element(E) {
assert(T->getType() && isa<ListRecTy>(T->getType()) &&
"Illegal VarBitInit expression!");
}
VarListElementInit(const VarListElementInit &Other) = delete;
void operator=(const VarListElementInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_VarListElementInit;
}
static VarListElementInit *get(TypedInit *T, unsigned E);
TypedInit *getVariable() const { return TI; }
unsigned getElementNum() const { return Element; }
Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const override;
std::string getAsString() const override;
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
Init *getBit(unsigned Bit) const override;
};
class DefInit : public TypedInit {
Record *Def;
DefInit(Record *D, RecordRecTy *T) : TypedInit(IK_DefInit, T), Def(D) {}
friend class Record;
DefInit(const DefInit &Other) = delete;
DefInit &operator=(const DefInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_DefInit;
}
static DefInit *get(Record*);
Init *convertInitializerTo(RecTy *Ty) const override;
Record *getDef() const { return Def; }
RecTy *getFieldType(const std::string &FieldName) const override;
Init *getFieldInit(Record &R, const RecordVal *RV,
const std::string &FieldName) const override;
std::string getAsString() const override;
Init *getBit(unsigned Bit) const override {
llvm_unreachable("Illegal bit reference off def");
}
Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const override {
llvm_unreachable("Illegal element reference off def");
}
};
class FieldInit : public TypedInit {
Init *Rec; std::string FieldName;
FieldInit(Init *R, const std::string &FN)
: TypedInit(IK_FieldInit, R->getFieldType(FN)), Rec(R), FieldName(FN) {
assert(getType() && "FieldInit with non-record type!");
}
FieldInit(const FieldInit &Other) = delete;
FieldInit &operator=(const FieldInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_FieldInit;
}
static FieldInit *get(Init *R, const std::string &FN);
Init *getBit(unsigned Bit) const override;
Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const override;
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
std::string getAsString() const override {
return Rec->getAsString() + "." + FieldName;
}
};
class DagInit : public TypedInit, public FoldingSetNode {
Init *Val;
std::string ValName;
std::vector<Init*> Args;
std::vector<std::string> ArgNames;
DagInit(Init *V, const std::string &VN,
ArrayRef<Init *> ArgRange,
ArrayRef<std::string> NameRange)
: TypedInit(IK_DagInit, DagRecTy::get()), Val(V), ValName(VN),
Args(ArgRange.begin(), ArgRange.end()),
ArgNames(NameRange.begin(), NameRange.end()) {}
DagInit(const DagInit &Other) = delete;
DagInit &operator=(const DagInit &Other) = delete;
public:
static bool classof(const Init *I) {
return I->getKind() == IK_DagInit;
}
static DagInit *get(Init *V, const std::string &VN,
ArrayRef<Init *> ArgRange,
ArrayRef<std::string> NameRange);
static DagInit *get(Init *V, const std::string &VN,
const std::vector<
std::pair<Init*, std::string> > &args);
void Profile(FoldingSetNodeID &ID) const;
Init *convertInitializerTo(RecTy *Ty) const override;
Init *getOperator() const { return Val; }
const std::string &getName() const { return ValName; }
unsigned getNumArgs() const { return Args.size(); }
Init *getArg(unsigned Num) const {
assert(Num < Args.size() && "Arg number out of range!");
return Args[Num];
}
const std::string &getArgName(unsigned Num) const {
assert(Num < ArgNames.size() && "Arg number out of range!");
return ArgNames[Num];
}
Init *resolveReferences(Record &R, const RecordVal *RV) const override;
std::string getAsString() const override;
typedef std::vector<Init*>::const_iterator const_arg_iterator;
typedef std::vector<std::string>::const_iterator const_name_iterator;
inline const_arg_iterator arg_begin() const { return Args.begin(); }
inline const_arg_iterator arg_end () const { return Args.end(); }
inline size_t arg_size () const { return Args.size(); }
inline bool arg_empty() const { return Args.empty(); }
inline const_name_iterator name_begin() const { return ArgNames.begin(); }
inline const_name_iterator name_end () const { return ArgNames.end(); }
inline size_t name_size () const { return ArgNames.size(); }
inline bool name_empty() const { return ArgNames.empty(); }
Init *getBit(unsigned Bit) const override {
llvm_unreachable("Illegal bit reference off dag");
}
Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) const override {
llvm_unreachable("Illegal element reference off dag");
}
};
class RecordVal {
PointerIntPair<Init *, 1, bool> NameAndPrefix;
RecTy *Ty;
Init *Value;
public:
RecordVal(Init *N, RecTy *T, bool P);
RecordVal(const std::string &N, RecTy *T, bool P);
const std::string &getName() const;
const Init *getNameInit() const { return NameAndPrefix.getPointer(); }
std::string getNameInitAsString() const {
return getNameInit()->getAsUnquotedString();
}
bool getPrefix() const { return NameAndPrefix.getInt(); }
RecTy *getType() const { return Ty; }
Init *getValue() const { return Value; }
bool setValue(Init *V) {
if (V) {
Value = V->convertInitializerTo(Ty);
return Value == nullptr;
}
Value = nullptr;
return false;
}
void dump() const;
void print(raw_ostream &OS, bool PrintSem = true) const;
};
inline raw_ostream &operator<<(raw_ostream &OS, const RecordVal &RV) {
RV.print(OS << " ");
return OS;
}
class Record {
static unsigned LastID;
Init *Name;
SmallVector<SMLoc, 4> Locs;
std::vector<Init *> TemplateArgs;
std::vector<RecordVal> Values;
std::vector<std::pair<Record *, SMRange>> SuperClasses;
RecordKeeper &TrackedRecords;
std::unique_ptr<DefInit> TheInit;
unsigned ID;
bool IsAnonymous;
bool ResolveFirst;
void init();
void checkName();
public:
explicit Record(Init *N, ArrayRef<SMLoc> locs, RecordKeeper &records,
bool Anonymous = false) :
Name(N), Locs(locs.begin(), locs.end()), TrackedRecords(records),
ID(LastID++), IsAnonymous(Anonymous), ResolveFirst(false) {
init();
}
explicit Record(const std::string &N, ArrayRef<SMLoc> locs,
RecordKeeper &records, bool Anonymous = false)
: Record(StringInit::get(N), locs, records, Anonymous) {}
Record(const Record &O) :
Name(O.Name), Locs(O.Locs), TemplateArgs(O.TemplateArgs),
Values(O.Values), SuperClasses(O.SuperClasses),
TrackedRecords(O.TrackedRecords), ID(LastID++),
IsAnonymous(O.IsAnonymous), ResolveFirst(O.ResolveFirst) { }
static unsigned getNewUID() { return LastID++; }
unsigned getID() const { return ID; }
const std::string &getName() const;
Init *getNameInit() const {
return Name;
}
const std::string getNameInitAsString() const {
return getNameInit()->getAsUnquotedString();
}
void setName(Init *Name); void setName(const std::string &Name);
ArrayRef<SMLoc> getLoc() const { return Locs; }
DefInit *getDefInit();
ArrayRef<Init *> getTemplateArgs() const {
return TemplateArgs;
}
ArrayRef<RecordVal> getValues() const { return Values; }
ArrayRef<std::pair<Record *, SMRange>> getSuperClasses() const {
return SuperClasses;
}
bool isTemplateArg(Init *Name) const {
for (Init *TA : TemplateArgs)
if (TA == Name) return true;
return false;
}
bool isTemplateArg(StringRef Name) const {
return isTemplateArg(StringInit::get(Name));
}
const RecordVal *getValue(const Init *Name) const {
for (const RecordVal &Val : Values)
if (Val.getNameInit() == Name) return &Val;
return nullptr;
}
const RecordVal *getValue(StringRef Name) const {
return getValue(StringInit::get(Name));
}
RecordVal *getValue(const Init *Name) {
for (RecordVal &Val : Values)
if (Val.getNameInit() == Name) return &Val;
return nullptr;
}
RecordVal *getValue(StringRef Name) {
return getValue(StringInit::get(Name));
}
void addTemplateArg(Init *Name) {
assert(!isTemplateArg(Name) && "Template arg already defined!");
TemplateArgs.push_back(Name);
}
void addTemplateArg(StringRef Name) {
addTemplateArg(StringInit::get(Name));
}
void addValue(const RecordVal &RV) {
assert(getValue(RV.getNameInit()) == nullptr && "Value already added!");
Values.push_back(RV);
if (Values.size() > 1)
std::swap(Values[Values.size() - 2], Values[Values.size() - 1]);
}
void removeValue(Init *Name) {
for (unsigned i = 0, e = Values.size(); i != e; ++i)
if (Values[i].getNameInit() == Name) {
Values.erase(Values.begin()+i);
return;
}
llvm_unreachable("Cannot remove an entry that does not exist!");
}
void removeValue(StringRef Name) {
removeValue(StringInit::get(Name));
}
bool isSubClassOf(const Record *R) const {
for (const auto &SCPair : SuperClasses)
if (SCPair.first == R)
return true;
return false;
}
bool isSubClassOf(StringRef Name) const {
for (const auto &SCPair : SuperClasses)
if (SCPair.first->getNameInitAsString() == Name)
return true;
return false;
}
void addSuperClass(Record *R, SMRange Range) {
assert(!isSubClassOf(R) && "Already subclassing record!");
SuperClasses.push_back(std::make_pair(R, Range));
}
void resolveReferences() { resolveReferencesTo(nullptr); }
void resolveReferencesTo(const RecordVal *RV);
RecordKeeper &getRecords() const {
return TrackedRecords;
}
bool isAnonymous() const {
return IsAnonymous;
}
bool isResolveFirst() const {
return ResolveFirst;
}
void setResolveFirst(bool b) {
ResolveFirst = b;
}
void dump() const;
Init *getValueInit(StringRef FieldName) const;
bool isValueUnset(StringRef FieldName) const {
return isa<UnsetInit>(getValueInit(FieldName));
}
std::string getValueAsString(StringRef FieldName) const;
BitsInit *getValueAsBitsInit(StringRef FieldName) const;
ListInit *getValueAsListInit(StringRef FieldName) const;
std::vector<Record*> getValueAsListOfDefs(StringRef FieldName) const;
std::vector<int64_t> getValueAsListOfInts(StringRef FieldName) const;
std::vector<std::string> getValueAsListOfStrings(StringRef FieldName) const;
Record *getValueAsDef(StringRef FieldName) const;
bool getValueAsBit(StringRef FieldName) const;
bool getValueAsBitOrUnset(StringRef FieldName, bool &Unset) const;
int64_t getValueAsInt(StringRef FieldName) const;
DagInit *getValueAsDag(StringRef FieldName) const;
};
raw_ostream &operator<<(raw_ostream &OS, const Record &R);
struct MultiClass {
Record Rec; typedef std::vector<std::unique_ptr<Record>> RecordVector;
RecordVector DefPrototypes;
void dump() const;
MultiClass(const std::string &Name, SMLoc Loc, RecordKeeper &Records) :
Rec(Name, Loc, Records) {}
};
class RecordKeeper {
typedef std::map<std::string, std::unique_ptr<Record>> RecordMap;
RecordMap Classes, Defs;
public:
const RecordMap &getClasses() const { return Classes; }
const RecordMap &getDefs() const { return Defs; }
Record *getClass(const std::string &Name) const {
auto I = Classes.find(Name);
return I == Classes.end() ? nullptr : I->second.get();
}
Record *getDef(const std::string &Name) const {
auto I = Defs.find(Name);
return I == Defs.end() ? nullptr : I->second.get();
}
void addClass(std::unique_ptr<Record> R) {
bool Ins = Classes.insert(std::make_pair(R->getName(),
std::move(R))).second;
(void)Ins;
assert(Ins && "Class already exists");
}
void addDef(std::unique_ptr<Record> R) {
bool Ins = Defs.insert(std::make_pair(R->getName(),
std::move(R))).second;
(void)Ins;
assert(Ins && "Record already exists");
}
std::vector<Record*>
getAllDerivedDefinitions(const std::string &ClassName) const;
void dump() const;
};
struct LessRecord {
bool operator()(const Record *Rec1, const Record *Rec2) const {
return StringRef(Rec1->getName()).compare_numeric(Rec2->getName()) < 0;
}
};
struct LessRecordByID {
bool operator()(const Record *LHS, const Record *RHS) const {
return LHS->getID() < RHS->getID();
}
};
struct LessRecordFieldName {
bool operator()(const Record *Rec1, const Record *Rec2) const {
return Rec1->getValueAsString("Name") < Rec2->getValueAsString("Name");
}
};
struct LessRecordRegister {
static bool ascii_isdigit(char x) { return x >= '0' && x <= '9'; }
struct RecordParts {
SmallVector<std::pair< bool, StringRef>, 4> Parts;
RecordParts(StringRef Rec) {
if (Rec.empty())
return;
size_t Len = 0;
const char *Start = Rec.data();
const char *Curr = Start;
bool isDigitPart = ascii_isdigit(Curr[0]);
for (size_t I = 0, E = Rec.size(); I != E; ++I, ++Len) {
bool isDigit = ascii_isdigit(Curr[I]);
if (isDigit != isDigitPart) {
Parts.push_back(std::make_pair(isDigitPart, StringRef(Start, Len)));
Len = 0;
Start = &Curr[I];
isDigitPart = ascii_isdigit(Curr[I]);
}
}
Parts.push_back(std::make_pair(isDigitPart, StringRef(Start, Len)));
}
size_t size() { return Parts.size(); }
std::pair<bool, StringRef> getPart(size_t i) {
assert (i < Parts.size() && "Invalid idx!");
return Parts[i];
}
};
bool operator()(const Record *Rec1, const Record *Rec2) const {
RecordParts LHSParts(StringRef(Rec1->getName()));
RecordParts RHSParts(StringRef(Rec2->getName()));
size_t LHSNumParts = LHSParts.size();
size_t RHSNumParts = RHSParts.size();
assert (LHSNumParts && RHSNumParts && "Expected at least one part!");
if (LHSNumParts != RHSNumParts)
return LHSNumParts < RHSNumParts;
for (size_t I = 0, E = LHSNumParts; I < E; I+=2) {
std::pair<bool, StringRef> LHSPart = LHSParts.getPart(I);
std::pair<bool, StringRef> RHSPart = RHSParts.getPart(I);
assert (LHSPart.first == false && RHSPart.first == false &&
"Expected both parts to be alpha.");
if (int Res = LHSPart.second.compare(RHSPart.second))
return Res < 0;
}
for (size_t I = 1, E = LHSNumParts; I < E; I+=2) {
std::pair<bool, StringRef> LHSPart = LHSParts.getPart(I);
std::pair<bool, StringRef> RHSPart = RHSParts.getPart(I);
assert (LHSPart.first == true && RHSPart.first == true &&
"Expected both parts to be numeric.");
if (LHSPart.second.size() != RHSPart.second.size())
return LHSPart.second.size() < RHSPart.second.size();
unsigned LHSVal, RHSVal;
bool LHSFailed = LHSPart.second.getAsInteger(10, LHSVal); (void)LHSFailed;
assert(!LHSFailed && "Unable to convert LHS to integer.");
bool RHSFailed = RHSPart.second.getAsInteger(10, RHSVal); (void)RHSFailed;
assert(!RHSFailed && "Unable to convert RHS to integer.");
if (LHSVal != RHSVal)
return LHSVal < RHSVal;
}
return LHSNumParts < RHSNumParts;
}
};
raw_ostream &operator<<(raw_ostream &OS, const RecordKeeper &RK);
Init *QualifyName(Record &CurRec, MultiClass *CurMultiClass,
Init *Name, const std::string &Scoper);
Init *QualifyName(Record &CurRec, MultiClass *CurMultiClass,
const std::string &Name, const std::string &Scoper);
}
#endif // LLVM_TABLEGEN_RECORD_H