#ifndef RECORD_H
#define RECORD_H
-#include "TGSourceMgr.h"
+#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/DataTypes.h"
+#include "llvm/Support/raw_ostream.h"
#include <map>
-#include <ostream>
namespace llvm {
+class raw_ostream;
// RecTy subclasses.
class BitRecTy;
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
}
};
-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;
}
// 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;
+ bool printInHex(raw_ostream &OS) const;
+ bool printAsVariable(raw_ostream &OS) const;
+ bool printAsUnset(raw_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 {
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
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();
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, REGMATCH };
+ enum BinaryOp { SHL, SRA, SRL, STRCONCAT, CONCAT, NAMECONCAT };
private:
BinaryOp Opc;
Init *LHS, *RHS;
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) {
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");
}
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() {}
+ 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;
std::string getValueAsCode(const std::string &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 {
class TGError {
- TGLoc Loc;
+ SMLoc Loc;
std::string Message;
public:
- TGError(TGLoc loc, const std::string &message) : Loc(loc), Message(message) {}
+ TGError(SMLoc loc, const std::string &message) : Loc(loc), Message(message) {}
- TGLoc getLoc() const { return Loc; }
+ 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