#ifndef RECORD_H
#define RECORD_H
-#include "TGSourceMgr.h"
-#include "llvm/Support/DataTypes.h"
+#include "llvm/Support/SourceMgr.h"
+#include "llvm/System/DataTypes.h"
+#include "llvm/Support/raw_ostream.h"
#include <map>
-#include <ostream>
namespace llvm {
-
+class raw_ostream;
+
// RecTy subclasses.
class BitRecTy;
class BitsRecTy;
virtual ~RecTy() {}
virtual std::string getAsString() const = 0;
- void print(std::ostream &OS) const { OS << getAsString(); }
+ void print(raw_ostream &OS) const { OS << getAsString(); }
void dump() const;
/// typeIsConvertibleTo - Return true if all values of 'this' type can be
virtual bool baseClassOf(const RecordRecTy *RHS) const { return false; }
};
-inline std::ostream &operator<<(std::ostream &OS, const RecTy &Ty) {
+inline raw_ostream &operator<<(raw_ostream &OS, const RecTy &Ty) {
Ty.print(OS);
return OS;
}
virtual bool baseClassOf(const RecordRecTy *RHS) const;
};
-
+/// resolveTypes - Find a common type that T1 and T2 convert to.
+/// Return 0 if no such type exists.
+///
+RecTy *resolveTypes(RecTy *T1, RecTy *T2);
//===----------------------------------------------------------------------===//
// Initializer Classes
virtual bool isComplete() const { return true; }
/// print - Print out this value.
- void print(std::ostream &OS) const { OS << getAsString(); }
+ void print(raw_ostream &OS) const { OS << getAsString(); }
/// getAsString - Convert this value to a string form.
virtual std::string getAsString() const = 0;
/// dump - Debugging method that may be called through a debugger, just
- /// invokes print on cerr.
+ /// invokes print on stderr.
void dump() const;
/// convertInitializerTo - This virtual function is a simple call-back
/// initializer for the specified field. If getFieldType returns non-null
/// this method should return non-null, otherwise it returns null.
///
- virtual Init *getFieldInit(Record &R, const std::string &FieldName) const {
+ virtual Init *getFieldInit(Record &R, const RecordVal *RV,
+ const std::string &FieldName) const {
return 0;
}
/// resolveReferences - This method is used by classes that refer to other
- /// variables which may not be defined at the time they expression is formed.
+ /// variables which may not be defined at the time the expression is formed.
/// If a value is set for the variable later, this method will be called on
/// users of the value to allow the value to propagate out.
///
}
};
-inline std::ostream &operator<<(std::ostream &OS, const Init &I) {
+inline raw_ostream &operator<<(raw_ostream &OS, const Init &I) {
I.print(OS); return OS;
}
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;
+ }
virtual std::string getAsString() const;
virtual Init *resolveReferences(Record &R, const RecordVal *RV);
-
- // 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;
};
/// IntInit - 7 - Represent an initalization by a literal integer value.
///
-class IntInit : public Init {
+class IntInit : public TypedInit {
int64_t Value;
public:
- explicit IntInit(int64_t V) : Value(V) {}
+ explicit IntInit(int64_t V) : TypedInit(new IntRecTy), Value(V) {}
int64_t getValue() const { return Value; }
virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
virtual std::string getAsString() const;
+
+ /// resolveBitReference - This method is used to implement
+ /// VarBitInit::resolveReferences. If the bit is able to be resolved, we
+ /// simply return the resolved value, otherwise we return null.
+ ///
+ virtual Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) {
+ assert(0 && "Illegal bit reference off int");
+ return 0;
+ }
+
+ /// resolveListElementReference - This method is used to implement
+ /// VarListElementInit::resolveReferences. If the list element is resolvable
+ /// now, we return the resolved value, otherwise we return null.
+ virtual Init *resolveListElementReference(Record &R, const RecordVal *RV,
+ unsigned Elt) {
+ assert(0 && "Illegal element reference off int");
+ return 0;
+ }
};
/// ListInit - [AL, AH, CL] - Represent a list of defs
///
-class ListInit : public Init {
+class ListInit : public TypedInit {
std::vector<Init*> Values;
public:
typedef std::vector<Init*>::iterator iterator;
typedef std::vector<Init*>::const_iterator const_iterator;
- explicit ListInit(std::vector<Init*> &Vs) {
+ explicit ListInit(std::vector<Init*> &Vs, RecTy *EltTy)
+ : TypedInit(new ListRecTy(EltTy)) {
Values.swap(Vs);
}
- explicit ListInit(iterator Start, iterator End)
- : Values(Start, End) {}
+ explicit ListInit(iterator Start, iterator End, RecTy *EltTy)
+ : TypedInit(new ListRecTy(EltTy)), Values(Start, End) {}
unsigned getSize() const { return Values.size(); }
Init *getElement(unsigned i) const {
}
Record *getElementAsRecord(unsigned i) const;
-
+
Init *convertInitListSlice(const std::vector<unsigned> &Elements);
virtual Init *convertInitializerTo(RecTy *Ty) {
inline size_t size () const { return Values.size(); }
inline bool empty() const { return Values.empty(); }
+
+ /// resolveBitReference - This method is used to implement
+ /// VarBitInit::resolveReferences. If the bit is able to be resolved, we
+ /// simply return the resolved value, otherwise we return null.
+ ///
+ virtual Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) {
+ assert(0 && "Illegal bit reference off list");
+ return 0;
+ }
+
+ /// resolveListElementReference - This method is used to implement
+ /// VarListElementInit::resolveReferences. If the list element is resolvable
+ /// now, we return the resolved value, otherwise we return null.
+ virtual Init *resolveListElementReference(Record &R, const RecordVal *RV,
+ unsigned Elt);
};
// Clone - Clone this operator, replacing arguments with the new list
virtual OpInit *clone(std::vector<Init *> &Operands) = 0;
- virtual int getNumOperands(void) const = 0;
+ virtual int getNumOperands() const = 0;
virtual Init *getOperand(int i) = 0;
// Fold - If possible, fold this to a simpler init. Return this if not
virtual Init *convertInitializerTo(RecTy *Ty) {
return Ty->convertValue(this);
}
-
+
virtual Init *resolveBitReference(Record &R, const RecordVal *RV,
unsigned Bit);
virtual Init *resolveListElementReference(Record &R, const RecordVal *RV,
return new UnOpInit(getOpcode(), *Operands.begin(), getType());
}
- int getNumOperands(void) const { return 1; }
+ int getNumOperands() const { return 1; }
Init *getOperand(int i) {
assert(i == 0 && "Invalid operand id for unary operator");
return getOperand();
}
-
+
UnaryOp getOpcode() const { return Opc; }
Init *getOperand() const { return LHS; }
Init *Fold(Record *CurRec, MultiClass *CurMultiClass);
virtual Init *resolveReferences(Record &R, const RecordVal *RV);
-
+
+ /// getFieldType - This method is used to implement the FieldInit class.
+ /// Implementors of this method should return the type of the named field if
+ /// they are of record type.
+ ///
+ virtual RecTy *getFieldType(const std::string &FieldName) const;
+
virtual std::string getAsString() const;
};
///
class BinOpInit : public OpInit {
public:
- enum BinaryOp { SHL, SRA, SRL, STRCONCAT, CONCAT, NAMECONCAT };
+ enum BinaryOp { SHL, SRA, SRL, STRCONCAT, CONCAT, NAMECONCAT, EQ };
private:
BinaryOp Opc;
Init *LHS, *RHS;
BinOpInit(BinaryOp opc, Init *lhs, Init *rhs, RecTy *Type) :
OpInit(Type), Opc(opc), LHS(lhs), RHS(rhs) {
}
-
+
// Clone - Clone this operator, replacing arguments with the new list
virtual OpInit *clone(std::vector<Init *> &Operands) {
assert(Operands.size() == 2 &&
return new BinOpInit(getOpcode(), Operands[0], Operands[1], getType());
}
- int getNumOperands(void) const { return 2; }
+ int getNumOperands() const { return 2; }
Init *getOperand(int i) {
assert((i == 0 || i == 1) && "Invalid operand id for binary operator");
if (i == 0) {
return getLHS();
- }
- else {
+ } else {
return getRHS();
}
}
Init *Fold(Record *CurRec, MultiClass *CurMultiClass);
virtual Init *resolveReferences(Record &R, const RecordVal *RV);
-
+
virtual std::string getAsString() const;
};
TernOpInit(TernaryOp opc, Init *lhs, Init *mhs, Init *rhs, RecTy *Type) :
OpInit(Type), Opc(opc), LHS(lhs), MHS(mhs), RHS(rhs) {
}
-
+
// Clone - Clone this operator, replacing arguments with the new list
virtual OpInit *clone(std::vector<Init *> &Operands) {
assert(Operands.size() == 3 &&
getType());
}
- int getNumOperands(void) const { return 3; }
+ int getNumOperands() const { return 3; }
Init *getOperand(int i) {
assert((i == 0 || i == 1 || i == 2) &&
"Invalid operand id for ternary operator");
if (i == 0) {
return getLHS();
- }
- else if (i == 1) {
+ } else if (i == 1) {
return getMHS();
- }
- else {
+ } else {
return getRHS();
}
}
// Fold - If possible, fold this to a simpler init. Return this if not
// possible to fold.
Init *Fold(Record *CurRec, MultiClass *CurMultiClass);
-
+
virtual Init *resolveReferences(Record &R, const RecordVal *RV);
-
+
virtual std::string getAsString() const;
};
unsigned Elt);
virtual RecTy *getFieldType(const std::string &FieldName) const;
- virtual Init *getFieldInit(Record &R, const std::string &FieldName) const;
+ virtual Init *getFieldInit(Record &R, const RecordVal *RV,
+ const std::string &FieldName) const;
/// resolveReferences - This method is used by classes that refer to other
/// variables which may not be defined at the time they expression is formed.
//virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
virtual RecTy *getFieldType(const std::string &FieldName) const;
- virtual Init *getFieldInit(Record &R, const std::string &FieldName) const;
+ virtual Init *getFieldInit(Record &R, const RecordVal *RV,
+ const std::string &FieldName) const;
virtual std::string getAsString() const;
std::vector<Init*> Args;
std::vector<std::string> ArgNames;
public:
- DagInit(Init *V, std::string VN,
+ DagInit(Init *V, std::string VN,
const std::vector<std::pair<Init*, std::string> > &args)
: TypedInit(new DagRecTy), Val(V), ValName(VN) {
Args.reserve(args.size());
ArgNames.push_back(args[i].second);
}
}
- DagInit(Init *V, std::string VN, const std::vector<Init*> &args,
+ DagInit(Init *V, std::string VN, const std::vector<Init*> &args,
const std::vector<std::string> &argNames)
- : TypedInit(new DagRecTy), Val(V), ValName(VN), Args(args), ArgNames(argNames) {
- }
-
+ : TypedInit(new DagRecTy), Val(V), ValName(VN), Args(args),
+ ArgNames(argNames) { }
+
virtual Init *convertInitializerTo(RecTy *Ty) {
return Ty->convertValue(this);
}
assert(Num < Args.size() && "Arg number out of range!");
Args[Num] = I;
}
-
+
virtual Init *resolveReferences(Record &R, const RecordVal *RV);
virtual std::string getAsString() const;
assert(0 && "Illegal bit reference off dag");
return 0;
}
-
+
virtual Init *resolveListElementReference(Record &R, const RecordVal *RV,
unsigned Elt) {
assert(0 && "Illegal element reference off dag");
return 0;
}
-
};
//===----------------------------------------------------------------------===//
}
void dump() const;
- void print(std::ostream &OS, bool PrintSem = true) const;
+ void print(raw_ostream &OS, bool PrintSem = true) const;
};
-inline std::ostream &operator<<(std::ostream &OS, const RecordVal &RV) {
+inline raw_ostream &operator<<(raw_ostream &OS, const RecordVal &RV) {
RV.print(OS << " ");
return OS;
}
class Record {
+ static unsigned LastID;
+
+ // Unique record ID.
+ unsigned ID;
std::string Name;
- TGLoc Loc;
+ SMLoc Loc;
std::vector<std::string> TemplateArgs;
std::vector<RecordVal> Values;
std::vector<Record*> SuperClasses;
public:
- explicit Record(const std::string &N, TGLoc loc) : Name(N), Loc(loc) {}
+ explicit Record(const std::string &N, SMLoc loc) :
+ ID(LastID++), Name(N), Loc(loc) {}
~Record() {}
+
+ static unsigned getNewUID() { return LastID++; }
+
+
+ unsigned getID() const { return ID; }
+
const std::string &getName() const { return Name; }
void setName(const std::string &Name); // Also updates RecordKeeper.
-
- TGLoc getLoc() const { return Loc; }
-
+
+ SMLoc getLoc() const { return Loc; }
+
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 {
+ bool isTemplateArg(StringRef 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 {
+ const RecordVal *getValue(StringRef 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) {
+ RecordVal *getValue(StringRef 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) {
+ void addTemplateArg(StringRef Name) {
assert(!isTemplateArg(Name) && "Template arg already defined!");
TemplateArgs.push_back(Name);
}
Values.push_back(RV);
}
- void removeValue(const std::string &Name) {
- assert(getValue(Name) && "Cannot remove an entry that does not exist!");
+ void removeValue(StringRef Name) {
for (unsigned i = 0, e = Values.size(); i != e; ++i)
if (Values[i].getName() == Name) {
Values.erase(Values.begin()+i);
return;
}
- assert(0 && "Name does not exist in record!");
+ assert(0 && "Cannot remove an entry that does not exist!");
}
bool isSubClassOf(const Record *R) const {
return false;
}
- bool isSubClassOf(const std::string &Name) const {
+ bool isSubClassOf(StringRef Name) const {
for (unsigned i = 0, e = SuperClasses.size(); i != e; ++i)
if (SuperClasses[i]->getName() == Name)
return true;
/// getValueInit - Return the initializer for a value with the specified name,
/// or throw an exception if the field does not exist.
///
- Init *getValueInit(const std::string &FieldName) const;
+ Init *getValueInit(StringRef FieldName) const;
/// getValueAsString - This method looks up the specified field and returns
/// its value as a string, throwing an exception if the field does not exist
/// or if the value is not a string.
///
- std::string getValueAsString(const std::string &FieldName) const;
+ std::string getValueAsString(StringRef FieldName) const;
/// getValueAsBitsInit - This method looks up the specified field and returns
/// its value as a BitsInit, throwing an exception if the field does not exist
/// or if the value is not the right type.
///
- BitsInit *getValueAsBitsInit(const std::string &FieldName) const;
+ BitsInit *getValueAsBitsInit(StringRef FieldName) const;
/// getValueAsListInit - This method looks up the specified field and returns
/// its value as a ListInit, throwing an exception if the field does not exist
/// or if the value is not the right type.
///
- ListInit *getValueAsListInit(const std::string &FieldName) const;
+ ListInit *getValueAsListInit(StringRef FieldName) const;
/// getValueAsListOfDefs - This method looks up the specified field and
/// returns its value as a vector of records, throwing an exception if the
/// field does not exist or if the value is not the right type.
///
- std::vector<Record*> getValueAsListOfDefs(const std::string &FieldName) const;
+ std::vector<Record*> getValueAsListOfDefs(StringRef FieldName) const;
/// getValueAsListOfInts - This method looks up the specified field and returns
/// its value as a vector of integers, throwing an exception if the field does
/// not exist or if the value is not the right type.
///
- std::vector<int64_t> getValueAsListOfInts(const std::string &FieldName) const;
-
+ std::vector<int64_t> getValueAsListOfInts(StringRef FieldName) const;
+
/// getValueAsDef - This method looks up the specified field and returns its
/// value as a Record, throwing an exception if the field does not exist or if
/// the value is not the right type.
///
- Record *getValueAsDef(const std::string &FieldName) const;
+ Record *getValueAsDef(StringRef FieldName) const;
/// getValueAsBit - This method looks up the specified field and returns its
/// value as a bit, throwing an exception if the field does not exist or if
/// the value is not the right type.
///
- bool getValueAsBit(const std::string &FieldName) const;
+ bool getValueAsBit(StringRef FieldName) const;
/// getValueAsInt - This method looks up the specified field and returns its
/// value as an int64_t, throwing an exception if the field does not exist or
/// if the value is not the right type.
///
- int64_t getValueAsInt(const std::string &FieldName) const;
+ int64_t getValueAsInt(StringRef FieldName) const;
/// getValueAsDag - This method looks up the specified field and returns its
/// value as an Dag, throwing an exception if the field does not exist or if
/// the value is not the right type.
///
- DagInit *getValueAsDag(const std::string &FieldName) const;
-
+ DagInit *getValueAsDag(StringRef FieldName) const;
+
/// getValueAsCode - This method looks up the specified field and returns
/// its value as the string data in a CodeInit, throwing an exception if the
/// field does not exist or if the value is not a code object.
///
- std::string getValueAsCode(const std::string &FieldName) const;
+ std::string getValueAsCode(StringRef FieldName) const;
};
-std::ostream &operator<<(std::ostream &OS, const Record &R);
+raw_ostream &operator<<(raw_ostream &OS, const Record &R);
struct MultiClass {
Record Rec; // Placeholder for template args and Name.
void dump() const;
- MultiClass(const std::string &Name, TGLoc Loc) : Rec(Name, Loc) {}
+ MultiClass(const std::string &Name, SMLoc Loc) : Rec(Name, Loc) {}
};
class RecordKeeper {
assert(Defs.count(Name) && "Def does not exist!");
Defs.erase(Name);
}
-
+
//===--------------------------------------------------------------------===//
// High-level helper methods, useful for tablegen backends...
}
};
-/// LessRecordFieldName - Sorting predicate to sort record pointers by their
+/// LessRecordFieldName - Sorting predicate to sort record pointers by their
/// name field.
///
struct LessRecordFieldName {
class TGError {
- TGLoc Loc;
+ SMLoc Loc;
std::string Message;
public:
- TGError(TGLoc loc, const std::string &message) : Loc(loc), Message(message) {}
-
- TGLoc getLoc() const { return Loc; }
+ TGError(SMLoc loc, const std::string &message) : Loc(loc), Message(message) {}
+
+ SMLoc getLoc() const { return Loc; }
const std::string &getMessage() const { return Message; }
};
-
-
-std::ostream &operator<<(std::ostream &OS, const RecordKeeper &RK);
+
+
+raw_ostream &operator<<(raw_ostream &OS, const RecordKeeper &RK);
extern RecordKeeper Records;
-void PrintError(TGLoc ErrorLoc, const std::string &Msg);
+void PrintError(SMLoc ErrorLoc, const std::string &Msg);
-
} // End llvm namespace
#endif