mirror of
https://github.com/RPCSX/llvm.git
synced 2024-12-13 23:18:51 +00:00
449 lines
12 KiB
C
449 lines
12 KiB
C
|
//===- Record.h - Classes to represent Table Records ------------*- C++ -*-===//
|
||
|
//
|
||
|
//
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
|
||
|
#ifndef RECORD_H
|
||
|
#define RECORD_H
|
||
|
|
||
|
#include <string>
|
||
|
#include <vector>
|
||
|
#include <map>
|
||
|
#include <iostream>
|
||
|
class Init;
|
||
|
class UnsetInit;
|
||
|
class BitInit;
|
||
|
class BitsInit;
|
||
|
class IntInit;
|
||
|
class StringInit;
|
||
|
class ListInit;
|
||
|
class VarInit;
|
||
|
class VarBitInit;
|
||
|
class DefInit;
|
||
|
class Record;
|
||
|
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
// Type Classes
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
|
||
|
struct RecTy {
|
||
|
virtual ~RecTy() {}
|
||
|
|
||
|
virtual Init *convertValue( UnsetInit *UI) { return 0; }
|
||
|
virtual Init *convertValue( BitInit *BI) { return 0; }
|
||
|
virtual Init *convertValue( BitsInit *BI) { return 0; }
|
||
|
virtual Init *convertValue( IntInit *II) { return 0; }
|
||
|
virtual Init *convertValue(StringInit *SI) { return 0; }
|
||
|
virtual Init *convertValue( ListInit *LI) { return 0; }
|
||
|
virtual Init *convertValue( VarInit *VI) { return 0; }
|
||
|
virtual Init *convertValue(VarBitInit *VB) { return 0; }
|
||
|
virtual Init *convertValue( DefInit *DI) { return 0; }
|
||
|
|
||
|
virtual void print(std::ostream &OS) const = 0;
|
||
|
void dump() const;
|
||
|
};
|
||
|
|
||
|
inline std::ostream &operator<<(std::ostream &OS, const RecTy &Ty) {
|
||
|
Ty.print(OS);
|
||
|
return OS;
|
||
|
}
|
||
|
|
||
|
struct BitRecTy : public RecTy {
|
||
|
Init *convertValue(UnsetInit *UI) { return (Init*)UI; }
|
||
|
Init *convertValue(BitInit *BI) { return (Init*)BI; }
|
||
|
Init *convertValue(BitsInit *BI);
|
||
|
Init *convertValue(IntInit *II);
|
||
|
Init *convertValue(VarInit *VI);
|
||
|
|
||
|
void print(std::ostream &OS) const { OS << "bit"; }
|
||
|
};
|
||
|
|
||
|
class BitsRecTy : public RecTy {
|
||
|
unsigned Size;
|
||
|
public:
|
||
|
BitsRecTy(unsigned Sz) : Size(Sz) {}
|
||
|
|
||
|
unsigned getNumBits() const { return Size; }
|
||
|
|
||
|
Init *convertValue(UnsetInit *UI);
|
||
|
Init *convertValue(BitInit *UI);
|
||
|
Init *convertValue(BitsInit *BI);
|
||
|
Init *convertValue(IntInit *II);
|
||
|
Init *convertValue(VarInit *VI);
|
||
|
|
||
|
void print(std::ostream &OS) const { OS << "bits<" << Size << ">"; }
|
||
|
};
|
||
|
|
||
|
struct IntRecTy : public RecTy {
|
||
|
Init *convertValue(UnsetInit *UI) { return (Init*)UI; }
|
||
|
Init *convertValue(IntInit *II) { return (Init*)II; }
|
||
|
Init *convertValue(BitsInit *BI);
|
||
|
Init *convertValue(VarInit *VI);
|
||
|
|
||
|
void print(std::ostream &OS) const { OS << "int"; }
|
||
|
};
|
||
|
|
||
|
struct StringRecTy : public RecTy {
|
||
|
Init *convertValue(UnsetInit *UI) { return (Init*)UI; }
|
||
|
Init *convertValue(StringInit *SI) { return (Init*)SI; }
|
||
|
Init *convertValue(VarInit *VI);
|
||
|
void print(std::ostream &OS) const { OS << "string"; }
|
||
|
};
|
||
|
|
||
|
class ListRecTy : public RecTy {
|
||
|
Record *Class;
|
||
|
public:
|
||
|
ListRecTy(Record *C) : Class(C) {}
|
||
|
Init *convertValue(UnsetInit *UI) { return (Init*)UI; }
|
||
|
Init *convertValue(ListInit *LI);
|
||
|
|
||
|
void print(std::ostream &OS) const;
|
||
|
};
|
||
|
|
||
|
class RecordRecTy : public RecTy {
|
||
|
Record *Rec;
|
||
|
public:
|
||
|
RecordRecTy(Record *R) : Rec(R) {}
|
||
|
|
||
|
Init *convertValue(UnsetInit *UI) { return (Init*)UI; }
|
||
|
Init *convertValue( DefInit *DI);
|
||
|
|
||
|
void print(std::ostream &OS) const;
|
||
|
};
|
||
|
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
// Initializer Classes
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
|
||
|
struct Init {
|
||
|
virtual ~Init() {}
|
||
|
|
||
|
virtual bool isComplete() const = 0;
|
||
|
virtual void print(std::ostream &OS) const = 0;
|
||
|
void dump() const;
|
||
|
|
||
|
virtual Init *convertInitializerTo(RecTy *Ty) = 0;
|
||
|
virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits) {
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
virtual Init *resolveReferences(Record &R) { return this; }
|
||
|
};
|
||
|
|
||
|
inline std::ostream &operator<<(std::ostream &OS, const Init &I) {
|
||
|
I.print(OS); return OS;
|
||
|
}
|
||
|
|
||
|
struct UnsetInit : public Init {
|
||
|
virtual Init *convertInitializerTo(RecTy *Ty) {
|
||
|
return Ty->convertValue(this);
|
||
|
}
|
||
|
|
||
|
virtual bool isComplete() const { return false; }
|
||
|
virtual void print(std::ostream &OS) const { OS << "?"; }
|
||
|
};
|
||
|
|
||
|
class BitInit : public Init {
|
||
|
bool Value;
|
||
|
public:
|
||
|
BitInit(bool V) : Value(V) {}
|
||
|
|
||
|
bool getValue() const { return Value; }
|
||
|
|
||
|
virtual Init *convertInitializerTo(RecTy *Ty) {
|
||
|
return Ty->convertValue(this);
|
||
|
}
|
||
|
|
||
|
virtual bool isComplete() const { return true; }
|
||
|
virtual void print(std::ostream &OS) const { OS << (Value ? "1" : "0"); }
|
||
|
};
|
||
|
|
||
|
class BitsInit : public Init {
|
||
|
std::vector<Init*> Bits;
|
||
|
public:
|
||
|
BitsInit(unsigned Size) : Bits(Size) {}
|
||
|
|
||
|
unsigned getNumBits() const { return Bits.size(); }
|
||
|
|
||
|
Init *getBit(unsigned Bit) const {
|
||
|
assert(Bit < Bits.size() && "Bit index out of range!");
|
||
|
return Bits[Bit];
|
||
|
}
|
||
|
void setBit(unsigned Bit, Init *V) {
|
||
|
assert(Bit < Bits.size() && "Bit index out of range!");
|
||
|
Bits[Bit] = V;
|
||
|
}
|
||
|
|
||
|
virtual Init *convertInitializerTo(RecTy *Ty) {
|
||
|
return Ty->convertValue(this);
|
||
|
}
|
||
|
virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
|
||
|
|
||
|
virtual bool isComplete() const {
|
||
|
for (unsigned i = 0; i != getNumBits(); ++i)
|
||
|
if (!getBit(i)->isComplete()) return false;
|
||
|
return true;
|
||
|
}
|
||
|
virtual void print(std::ostream &OS) const;
|
||
|
|
||
|
virtual Init *resolveReferences(Record &R);
|
||
|
|
||
|
// printXX - Print this bitstream with the specified format, returning true if
|
||
|
// it is not possible.
|
||
|
bool printInHex(std::ostream &OS) const;
|
||
|
bool printAsVariable(std::ostream &OS) const;
|
||
|
bool printAsUnset(std::ostream &OS) const;
|
||
|
};
|
||
|
|
||
|
class IntInit : public Init {
|
||
|
int Value;
|
||
|
public:
|
||
|
IntInit(int V) : Value(V) {}
|
||
|
|
||
|
int getValue() const { return Value; }
|
||
|
|
||
|
virtual Init *convertInitializerTo(RecTy *Ty) {
|
||
|
return Ty->convertValue(this);
|
||
|
}
|
||
|
virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
|
||
|
|
||
|
virtual bool isComplete() const { return true; }
|
||
|
virtual void print(std::ostream &OS) const { OS << Value; }
|
||
|
};
|
||
|
|
||
|
class StringInit : public Init {
|
||
|
std::string Value;
|
||
|
public:
|
||
|
StringInit(const std::string &V) : Value(V) {}
|
||
|
|
||
|
virtual Init *convertInitializerTo(RecTy *Ty) {
|
||
|
return Ty->convertValue(this);
|
||
|
}
|
||
|
|
||
|
virtual bool isComplete() const { return true; }
|
||
|
virtual void print(std::ostream &OS) const { OS << "\"" << Value << "\""; }
|
||
|
};
|
||
|
|
||
|
class ListInit : public Init {
|
||
|
std::vector<Record*> Records;
|
||
|
public:
|
||
|
ListInit(std::vector<Record*> &Rs) {
|
||
|
Records.swap(Rs);
|
||
|
}
|
||
|
|
||
|
unsigned getSize() const { return Records.size(); }
|
||
|
Record *getElement(unsigned i) const {
|
||
|
assert(i < Records.size() && "List element index out of range!");
|
||
|
return Records[i];
|
||
|
}
|
||
|
|
||
|
virtual Init *convertInitializerTo(RecTy *Ty) {
|
||
|
return Ty->convertValue(this);
|
||
|
}
|
||
|
|
||
|
virtual bool isComplete() const { return true; }
|
||
|
virtual void print(std::ostream &OS) const;
|
||
|
};
|
||
|
|
||
|
class VarInit : public Init {
|
||
|
std::string VarName;
|
||
|
RecTy *Ty;
|
||
|
public:
|
||
|
VarInit(const std::string &VN, RecTy *T) : VarName(VN), Ty(T) {}
|
||
|
|
||
|
virtual Init *convertInitializerTo(RecTy *Ty) {
|
||
|
return Ty->convertValue(this);
|
||
|
}
|
||
|
|
||
|
const std::string &getName() const { return VarName; }
|
||
|
RecTy *getType() const { return Ty; }
|
||
|
|
||
|
virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
|
||
|
|
||
|
virtual bool isComplete() const { return true; }
|
||
|
virtual void print(std::ostream &OS) const { OS << VarName; }
|
||
|
};
|
||
|
|
||
|
class VarBitInit : public Init {
|
||
|
VarInit *VI;
|
||
|
unsigned Bit;
|
||
|
public:
|
||
|
VarBitInit(VarInit *V, unsigned B) : VI(V), Bit(B) {}
|
||
|
|
||
|
virtual Init *convertInitializerTo(RecTy *Ty) {
|
||
|
return Ty->convertValue(this);
|
||
|
}
|
||
|
|
||
|
VarInit *getVariable() const { return VI; }
|
||
|
unsigned getBitNum() const { return Bit; }
|
||
|
|
||
|
virtual bool isComplete() const { return true; }
|
||
|
virtual void print(std::ostream &OS) const {
|
||
|
VI->print(OS); OS << "{" << Bit << "}";
|
||
|
}
|
||
|
virtual Init *resolveReferences(Record &R);
|
||
|
};
|
||
|
|
||
|
class DefInit : public Init {
|
||
|
Record *Def;
|
||
|
public:
|
||
|
DefInit(Record *D) : Def(D) {}
|
||
|
|
||
|
virtual Init *convertInitializerTo(RecTy *Ty) {
|
||
|
return Ty->convertValue(this);
|
||
|
}
|
||
|
|
||
|
Record *getDef() const { return Def; }
|
||
|
|
||
|
//virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
|
||
|
|
||
|
virtual bool isComplete() const { return true; }
|
||
|
virtual void print(std::ostream &OS) const;
|
||
|
};
|
||
|
|
||
|
|
||
|
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
// High-Level Classes
|
||
|
//===----------------------------------------------------------------------===//
|
||
|
|
||
|
class RecordVal {
|
||
|
std::string Name;
|
||
|
RecTy *Ty;
|
||
|
unsigned Prefix;
|
||
|
Init *Value;
|
||
|
public:
|
||
|
RecordVal(const std::string &N, RecTy *T, unsigned P);
|
||
|
~RecordVal() { /*delete Ty; delete Value; Bad for copy ctor!*/ }
|
||
|
|
||
|
const std::string &getName() const { return Name; }
|
||
|
|
||
|
unsigned getPrefix() const { return Prefix; }
|
||
|
RecTy *getType() const { return Ty; }
|
||
|
Init *getValue() const { return Value; }
|
||
|
|
||
|
bool setValue(Init *V) {
|
||
|
if (V) {
|
||
|
Value = V->convertInitializerTo(Ty);
|
||
|
return Value == 0;
|
||
|
}
|
||
|
Value = 0;
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
void dump() const;
|
||
|
void print(std::ostream &OS, bool PrintSem = true) const;
|
||
|
};
|
||
|
|
||
|
inline std::ostream &operator<<(std::ostream &OS, const RecordVal &RV) {
|
||
|
RV.print(OS << " ");
|
||
|
return OS;
|
||
|
}
|
||
|
|
||
|
struct Record {
|
||
|
const std::string Name;
|
||
|
std::vector<std::string> TemplateArgs;
|
||
|
std::vector<RecordVal> Values;
|
||
|
std::vector<Record*> SuperClasses;
|
||
|
public:
|
||
|
|
||
|
Record(const std::string &N) : Name(N) {}
|
||
|
~Record() {}
|
||
|
|
||
|
const std::string &getName() const { return Name; }
|
||
|
const std::vector<std::string> &getTemplateArgs() const {
|
||
|
return TemplateArgs;
|
||
|
}
|
||
|
const std::vector<RecordVal> &getValues() const { return Values; }
|
||
|
const std::vector<Record*> &getSuperClasses() const { return SuperClasses; }
|
||
|
|
||
|
bool isTemplateArg(const std::string &Name) const {
|
||
|
for (unsigned i = 0, e = TemplateArgs.size(); i != e; ++i)
|
||
|
if (TemplateArgs[i] == Name) return true;
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
const RecordVal *getValue(const std::string &Name) const {
|
||
|
for (unsigned i = 0, e = Values.size(); i != e; ++i)
|
||
|
if (Values[i].getName() == Name) return &Values[i];
|
||
|
return 0;
|
||
|
}
|
||
|
RecordVal *getValue(const std::string &Name) {
|
||
|
for (unsigned i = 0, e = Values.size(); i != e; ++i)
|
||
|
if (Values[i].getName() == Name) return &Values[i];
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
void addTemplateArg(const std::string &Name) {
|
||
|
assert(!isTemplateArg(Name) && "Template arg already defined!");
|
||
|
TemplateArgs.push_back(Name);
|
||
|
}
|
||
|
|
||
|
void addValue(const RecordVal &RV) {
|
||
|
assert(getValue(RV.getName()) == 0 && "Value already added!");
|
||
|
Values.push_back(RV);
|
||
|
}
|
||
|
|
||
|
bool isSubClassOf(Record *R) const {
|
||
|
for (unsigned i = 0, e = SuperClasses.size(); i != e; ++i)
|
||
|
if (SuperClasses[i] == R)
|
||
|
return true;
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
void addSuperClass(Record *R) {
|
||
|
assert(!isSubClassOf(R) && "Already subclassing record!");
|
||
|
SuperClasses.push_back(R);
|
||
|
}
|
||
|
|
||
|
// resolveReferences - If there are any field references that refer to fields
|
||
|
// that have been filled in, we can propagate the values now.
|
||
|
//
|
||
|
void resolveReferences();
|
||
|
|
||
|
void dump() const;
|
||
|
};
|
||
|
|
||
|
std::ostream &operator<<(std::ostream &OS, const Record &R);
|
||
|
|
||
|
class RecordKeeper {
|
||
|
std::map<std::string, Record*> Classes, Defs;
|
||
|
public:
|
||
|
~RecordKeeper() {
|
||
|
for (std::map<std::string, Record*>::iterator I = Classes.begin(),
|
||
|
E = Classes.end(); I != E; ++I)
|
||
|
delete I->second;
|
||
|
for (std::map<std::string, Record*>::iterator I = Defs.begin(),
|
||
|
E = Defs.end(); I != E; ++I)
|
||
|
delete I->second;
|
||
|
}
|
||
|
|
||
|
const std::map<std::string, Record*> &getClasses() const { return Classes; }
|
||
|
const std::map<std::string, Record*> &getDefs() const { return Defs; }
|
||
|
|
||
|
Record *getClass(const std::string &Name) const {
|
||
|
std::map<std::string, Record*>::const_iterator I = Classes.find(Name);
|
||
|
return I == Classes.end() ? 0 : I->second;
|
||
|
}
|
||
|
Record *getDef(const std::string &Name) const {
|
||
|
std::map<std::string, Record*>::const_iterator I = Defs.find(Name);
|
||
|
return I == Defs.end() ? 0 : I->second;
|
||
|
}
|
||
|
void addClass(Record *R) {
|
||
|
assert(getClass(R->getName()) == 0 && "Class already exists!");
|
||
|
Classes.insert(std::make_pair(R->getName(), R));
|
||
|
}
|
||
|
void addDef(Record *R) {
|
||
|
assert(getDef(R->getName()) == 0 && "Def already exists!");
|
||
|
Defs.insert(std::make_pair(R->getName(), R));
|
||
|
}
|
||
|
|
||
|
void dump() const;
|
||
|
};
|
||
|
|
||
|
std::ostream &operator<<(std::ostream &OS, const RecordKeeper &RK);
|
||
|
|
||
|
extern RecordKeeper Records;
|
||
|
|
||
|
#endif
|