+
//===- Record.h - Classes to represent Table Records ------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
#define RECORD_H
#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/FoldingSet.h"
+#include "llvm/Support/Allocator.h"
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/DataTypes.h"
#include "llvm/Support/raw_ostream.h"
ListRecTy *getListTy();
public: // These methods should only be called from subclasses of Init
- 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( UnOpInit *UI) {
- return convertValue((TypedInit*)UI);
+ virtual const Init *convertValue( const UnsetInit *UI) { return 0; }
+ virtual const Init *convertValue( const BitInit *BI) { return 0; }
+ virtual const Init *convertValue( const BitsInit *BI) { return 0; }
+ virtual const Init *convertValue( const IntInit *II) { return 0; }
+ virtual const Init *convertValue(const StringInit *SI) { return 0; }
+ virtual const Init *convertValue( const ListInit *LI) { return 0; }
+ virtual const Init *convertValue( const UnOpInit *UI) {
+ return convertValue((const TypedInit*)UI);
}
- virtual Init *convertValue( BinOpInit *UI) {
- return convertValue((TypedInit*)UI);
+ virtual const Init *convertValue( const BinOpInit *UI) {
+ return convertValue((const TypedInit*)UI);
}
- virtual Init *convertValue( TernOpInit *UI) {
- return convertValue((TypedInit*)UI);
+ virtual const Init *convertValue( const TernOpInit *UI) {
+ return convertValue((const TypedInit*)UI);
}
- virtual Init *convertValue( CodeInit *CI) { return 0; }
- virtual Init *convertValue(VarBitInit *VB) { return 0; }
- virtual Init *convertValue( DefInit *DI) { return 0; }
- virtual Init *convertValue( DagInit *DI) { return 0; }
- virtual Init *convertValue( TypedInit *TI) { return 0; }
- virtual Init *convertValue( VarInit *VI) {
- return convertValue((TypedInit*)VI);
+ virtual const Init *convertValue( const CodeInit *CI) { return 0; }
+ virtual const Init *convertValue(const VarBitInit *VB) { return 0; }
+ virtual const Init *convertValue( const DefInit *DI) { return 0; }
+ virtual const Init *convertValue( const DagInit *DI) { return 0; }
+ virtual const Init *convertValue( const TypedInit *TI) { return 0; }
+ virtual const Init *convertValue( const VarInit *VI) {
+ return convertValue((const TypedInit*)VI);
}
- virtual Init *convertValue( FieldInit *FI) {
- return convertValue((TypedInit*)FI);
+ virtual const Init *convertValue( const FieldInit *FI) {
+ return convertValue((const TypedInit*)FI);
}
public: // These methods should only be called by subclasses of RecTy.
public:
static BitRecTy *get() { return &Shared; }
- virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; }
- virtual Init *convertValue( BitInit *BI) { return (Init*)BI; }
- virtual Init *convertValue( BitsInit *BI);
- virtual Init *convertValue( IntInit *II);
- virtual Init *convertValue(StringInit *SI) { return 0; }
- virtual Init *convertValue( ListInit *LI) { return 0; }
- virtual Init *convertValue( CodeInit *CI) { return 0; }
- virtual Init *convertValue(VarBitInit *VB) { return (Init*)VB; }
- virtual Init *convertValue( DefInit *DI) { return 0; }
- virtual Init *convertValue( DagInit *DI) { return 0; }
- virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TypedInit *TI);
- virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);}
- virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);}
+ virtual const Init *convertValue( const UnsetInit *UI) { return (const Init*)UI; }
+ virtual const Init *convertValue( const BitInit *BI) { return (const Init*)BI; }
+ virtual const Init *convertValue( const BitsInit *BI);
+ virtual const Init *convertValue( const IntInit *II);
+ virtual const Init *convertValue(const StringInit *SI) { return 0; }
+ virtual const Init *convertValue( const ListInit *LI) { return 0; }
+ virtual const Init *convertValue( const CodeInit *CI) { return 0; }
+ virtual const Init *convertValue(const VarBitInit *VB) { return (const Init*)VB; }
+ virtual const Init *convertValue( const DefInit *DI) { return 0; }
+ virtual const Init *convertValue( const DagInit *DI) { return 0; }
+ virtual const Init *convertValue( const UnOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const BinOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TernOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TypedInit *TI);
+ virtual const Init *convertValue( const VarInit *VI) { return RecTy::convertValue(VI);}
+ virtual const Init *convertValue( const FieldInit *FI) { return RecTy::convertValue(FI);}
std::string getAsString() const { return "bit"; }
unsigned getNumBits() const { return Size; }
- virtual Init *convertValue( UnsetInit *UI);
- virtual Init *convertValue( BitInit *UI);
- virtual Init *convertValue( BitsInit *BI);
- virtual Init *convertValue( IntInit *II);
- virtual Init *convertValue(StringInit *SI) { return 0; }
- virtual Init *convertValue( ListInit *LI) { return 0; }
- virtual Init *convertValue( CodeInit *CI) { return 0; }
- virtual Init *convertValue(VarBitInit *VB) { return 0; }
- virtual Init *convertValue( DefInit *DI) { return 0; }
- virtual Init *convertValue( DagInit *DI) { return 0; }
- virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TypedInit *TI);
- virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);}
- virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);}
+ virtual const Init *convertValue( const UnsetInit *UI);
+ virtual const Init *convertValue( const BitInit *UI);
+ virtual const Init *convertValue( const BitsInit *BI);
+ virtual const Init *convertValue( const IntInit *II);
+ virtual const Init *convertValue(const StringInit *SI) { return 0; }
+ virtual const Init *convertValue( const ListInit *LI) { return 0; }
+ virtual const Init *convertValue( const CodeInit *CI) { return 0; }
+ virtual const Init *convertValue(const VarBitInit *VB) { return 0; }
+ virtual const Init *convertValue( const DefInit *DI) { return 0; }
+ virtual const Init *convertValue( const DagInit *DI) { return 0; }
+ virtual const Init *convertValue( const UnOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const BinOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TernOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TypedInit *TI);
+ virtual const Init *convertValue( const VarInit *VI) { return RecTy::convertValue(VI);}
+ virtual const Init *convertValue( const FieldInit *FI) { return RecTy::convertValue(FI);}
std::string getAsString() const;
public:
static IntRecTy *get() { return &Shared; }
- virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; }
- virtual Init *convertValue( BitInit *BI);
- virtual Init *convertValue( BitsInit *BI);
- virtual Init *convertValue( IntInit *II) { return (Init*)II; }
- virtual Init *convertValue(StringInit *SI) { return 0; }
- virtual Init *convertValue( ListInit *LI) { return 0; }
- virtual Init *convertValue( CodeInit *CI) { return 0; }
- virtual Init *convertValue(VarBitInit *VB) { return 0; }
- virtual Init *convertValue( DefInit *DI) { return 0; }
- virtual Init *convertValue( DagInit *DI) { return 0; }
- virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TypedInit *TI);
- virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);}
- virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);}
+ virtual const Init *convertValue( const UnsetInit *UI) { return (const Init*)UI; }
+ virtual const Init *convertValue( const BitInit *BI);
+ virtual const Init *convertValue( const BitsInit *BI);
+ virtual const Init *convertValue( const IntInit *II) { return (const Init*)II; }
+ virtual const Init *convertValue(const StringInit *SI) { return 0; }
+ virtual const Init *convertValue( const ListInit *LI) { return 0; }
+ virtual const Init *convertValue( const CodeInit *CI) { return 0; }
+ virtual const Init *convertValue(const VarBitInit *VB) { return 0; }
+ virtual const Init *convertValue( const DefInit *DI) { return 0; }
+ virtual const Init *convertValue( const DagInit *DI) { return 0; }
+ virtual const Init *convertValue( const UnOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const BinOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TernOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TypedInit *TI);
+ virtual const Init *convertValue( const VarInit *VI) { return RecTy::convertValue(VI);}
+ virtual const Init *convertValue( const FieldInit *FI) { return RecTy::convertValue(FI);}
std::string getAsString() const { return "int"; }
public:
static StringRecTy *get() { return &Shared; }
- virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; }
- 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 (Init*)SI; }
- virtual Init *convertValue( ListInit *LI) { return 0; }
- virtual Init *convertValue( UnOpInit *BO);
- virtual Init *convertValue( BinOpInit *BO);
- virtual Init *convertValue( TernOpInit *BO) { return RecTy::convertValue(BO);}
-
- virtual Init *convertValue( CodeInit *CI) { return 0; }
- virtual Init *convertValue(VarBitInit *VB) { return 0; }
- virtual Init *convertValue( DefInit *DI) { return 0; }
- virtual Init *convertValue( DagInit *DI) { return 0; }
- virtual Init *convertValue( TypedInit *TI);
- virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);}
- virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);}
+ virtual const Init *convertValue( const UnsetInit *UI) { return (const Init*)UI; }
+ virtual const Init *convertValue( const BitInit *BI) { return 0; }
+ virtual const Init *convertValue( const BitsInit *BI) { return 0; }
+ virtual const Init *convertValue( const IntInit *II) { return 0; }
+ virtual const Init *convertValue(const StringInit *SI) { return (const Init*)SI; }
+ virtual const Init *convertValue( const ListInit *LI) { return 0; }
+ virtual const Init *convertValue( const UnOpInit *BO);
+ virtual const Init *convertValue( const BinOpInit *BO);
+ virtual const Init *convertValue( const TernOpInit *BO) { return RecTy::convertValue(BO);}
+
+ virtual const Init *convertValue( const CodeInit *CI) { return 0; }
+ virtual const Init *convertValue(const VarBitInit *VB) { return 0; }
+ virtual const Init *convertValue( const DefInit *DI) { return 0; }
+ virtual const Init *convertValue( const DagInit *DI) { return 0; }
+ virtual const Init *convertValue( const TypedInit *TI);
+ virtual const Init *convertValue( const VarInit *VI) { return RecTy::convertValue(VI);}
+ virtual const Init *convertValue( const FieldInit *FI) { return RecTy::convertValue(FI);}
std::string getAsString() const { return "string"; }
static ListRecTy *get(RecTy *T) { return T->getListTy(); }
RecTy *getElementType() const { return Ty; }
- virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; }
- 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);
- virtual Init *convertValue( CodeInit *CI) { return 0; }
- virtual Init *convertValue(VarBitInit *VB) { return 0; }
- virtual Init *convertValue( DefInit *DI) { return 0; }
- virtual Init *convertValue( DagInit *DI) { return 0; }
- virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TypedInit *TI);
- virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);}
- virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);}
+ virtual const Init *convertValue( const UnsetInit *UI) { return (const Init*)UI; }
+ virtual const Init *convertValue( const BitInit *BI) { return 0; }
+ virtual const Init *convertValue( const BitsInit *BI) { return 0; }
+ virtual const Init *convertValue( const IntInit *II) { return 0; }
+ virtual const Init *convertValue(const StringInit *SI) { return 0; }
+ virtual const Init *convertValue( const ListInit *LI);
+ virtual const Init *convertValue( const CodeInit *CI) { return 0; }
+ virtual const Init *convertValue(const VarBitInit *VB) { return 0; }
+ virtual const Init *convertValue( const DefInit *DI) { return 0; }
+ virtual const Init *convertValue( const DagInit *DI) { return 0; }
+ virtual const Init *convertValue( const UnOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const BinOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TernOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TypedInit *TI);
+ virtual const Init *convertValue( const VarInit *VI) { return RecTy::convertValue(VI);}
+ virtual const Init *convertValue( const FieldInit *FI) { return RecTy::convertValue(FI);}
std::string getAsString() const;
public:
static CodeRecTy *get() { return &Shared; }
- virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; }
- 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( CodeInit *CI) { return (Init*)CI; }
- virtual Init *convertValue(VarBitInit *VB) { return 0; }
- virtual Init *convertValue( DefInit *DI) { return 0; }
- virtual Init *convertValue( DagInit *DI) { return 0; }
- virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TypedInit *TI);
- virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);}
- virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);}
+ virtual const Init *convertValue( const UnsetInit *UI) { return (const Init*)UI; }
+ virtual const Init *convertValue( const BitInit *BI) { return 0; }
+ virtual const Init *convertValue( const BitsInit *BI) { return 0; }
+ virtual const Init *convertValue( const IntInit *II) { return 0; }
+ virtual const Init *convertValue(const StringInit *SI) { return 0; }
+ virtual const Init *convertValue( const ListInit *LI) { return 0; }
+ virtual const Init *convertValue( const CodeInit *CI) { return (const Init*)CI; }
+ virtual const Init *convertValue(const VarBitInit *VB) { return 0; }
+ virtual const Init *convertValue( const DefInit *DI) { return 0; }
+ virtual const Init *convertValue( const DagInit *DI) { return 0; }
+ virtual const Init *convertValue( const UnOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const BinOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TernOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TypedInit *TI);
+ virtual const Init *convertValue( const VarInit *VI) { return RecTy::convertValue(VI);}
+ virtual const Init *convertValue( const FieldInit *FI) { return RecTy::convertValue(FI);}
std::string getAsString() const { return "code"; }
public:
static DagRecTy *get() { return &Shared; }
- virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; }
- 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( CodeInit *CI) { return 0; }
- virtual Init *convertValue(VarBitInit *VB) { return 0; }
- virtual Init *convertValue( DefInit *DI) { return 0; }
- virtual Init *convertValue( UnOpInit *BO);
- virtual Init *convertValue( BinOpInit *BO);
- virtual Init *convertValue( TernOpInit *BO) { return RecTy::convertValue(BO);}
- virtual Init *convertValue( DagInit *CI) { return (Init*)CI; }
- virtual Init *convertValue( TypedInit *TI);
- virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);}
- virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);}
+ virtual const Init *convertValue( const UnsetInit *UI) { return (const Init*)UI; }
+ virtual const Init *convertValue( const BitInit *BI) { return 0; }
+ virtual const Init *convertValue( const BitsInit *BI) { return 0; }
+ virtual const Init *convertValue( const IntInit *II) { return 0; }
+ virtual const Init *convertValue(const StringInit *SI) { return 0; }
+ virtual const Init *convertValue( const ListInit *LI) { return 0; }
+ virtual const Init *convertValue( const CodeInit *CI) { return 0; }
+ virtual const Init *convertValue(const VarBitInit *VB) { return 0; }
+ virtual const Init *convertValue( const DefInit *DI) { return 0; }
+ virtual const Init *convertValue( const UnOpInit *BO);
+ virtual const Init *convertValue( const BinOpInit *BO);
+ virtual const Init *convertValue( const TernOpInit *BO) { return RecTy::convertValue(BO);}
+ virtual const Init *convertValue( const DagInit *CI) { return (const Init*)CI; }
+ virtual const Init *convertValue( const TypedInit *TI);
+ virtual const Init *convertValue( const VarInit *VI) { return RecTy::convertValue(VI);}
+ virtual const Init *convertValue( const FieldInit *FI) { return RecTy::convertValue(FI);}
std::string getAsString() const { return "dag"; }
Record *getRecord() const { return Rec; }
- virtual Init *convertValue( UnsetInit *UI) { return (Init*)UI; }
- 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( CodeInit *CI) { return 0; }
- virtual Init *convertValue(VarBitInit *VB) { return 0; }
- virtual Init *convertValue( UnOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( BinOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( TernOpInit *UI) { return RecTy::convertValue(UI);}
- virtual Init *convertValue( DefInit *DI);
- virtual Init *convertValue( DagInit *DI) { return 0; }
- virtual Init *convertValue( TypedInit *VI);
- virtual Init *convertValue( VarInit *VI) { return RecTy::convertValue(VI);}
- virtual Init *convertValue( FieldInit *FI) { return RecTy::convertValue(FI);}
+ virtual const Init *convertValue( const UnsetInit *UI) { return (const Init*)UI; }
+ virtual const Init *convertValue( const BitInit *BI) { return 0; }
+ virtual const Init *convertValue( const BitsInit *BI) { return 0; }
+ virtual const Init *convertValue( const IntInit *II) { return 0; }
+ virtual const Init *convertValue(const StringInit *SI) { return 0; }
+ virtual const Init *convertValue( const ListInit *LI) { return 0; }
+ virtual const Init *convertValue( const CodeInit *CI) { return 0; }
+ virtual const Init *convertValue(const VarBitInit *VB) { return 0; }
+ virtual const Init *convertValue( const UnOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const BinOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const TernOpInit *UI) { return RecTy::convertValue(UI);}
+ virtual const Init *convertValue( const DefInit *DI);
+ virtual const Init *convertValue( const DagInit *DI) { return 0; }
+ virtual const Init *convertValue( const TypedInit *VI);
+ virtual const Init *convertValue( const VarInit *VI) { return RecTy::convertValue(VI);}
+ virtual const Init *convertValue( const FieldInit *FI) { return RecTy::convertValue(FI);}
std::string getAsString() const;
//===----------------------------------------------------------------------===//
class Init {
+ Init(const Init &); // Do not define.
+ Init &operator=(const Init &); // Do not define.
+
+protected:
+ Init(void) {}
+
public:
virtual ~Init() {}
/// function that should be overridden to call the appropriate
/// RecTy::convertValue method.
///
- virtual Init *convertInitializerTo(RecTy *Ty) = 0;
+ virtual const Init *convertInitializerTo(RecTy *Ty) const = 0;
/// convertInitializerBitRange - This method is used to implement the bitrange
/// selection operator. Given an initializer, it selects the specified bits
/// out, returning them as a new init of bits type. If it is not legal to use
/// the bit subscript operator on this initializer, return null.
///
- virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits) {
+ virtual const Init *
+ convertInitializerBitRange(const std::vector<unsigned> &Bits) const {
return 0;
}
/// elements, returning them as a new init of list type. If it is not legal
/// to take a slice of this, return null.
///
- virtual Init *convertInitListSlice(const std::vector<unsigned> &Elements) {
+ virtual const Init *
+ convertInitListSlice(const std::vector<unsigned> &Elements) const {
return 0;
}
/// 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 RecordVal *RV,
- const std::string &FieldName) const {
+ virtual const Init *getFieldInit(Record &R, const RecordVal *RV,
+ const std::string &FieldName) const {
return 0;
}
/// 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.
///
- virtual Init *resolveReferences(Record &R, const RecordVal *RV) {
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const {
return this;
}
};
///
class TypedInit : public Init {
RecTy *Ty;
-public:
+
+ TypedInit(const TypedInit &Other); // Do not define.
+ TypedInit &operator=(const TypedInit &Other); // Do not define.
+
+protected:
explicit TypedInit(RecTy *T) : Ty(T) {}
+public:
RecTy *getType() const { return Ty; }
- virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
- virtual Init *convertInitListSlice(const std::vector<unsigned> &Elements);
+ virtual const Init *
+ convertInitializerBitRange(const std::vector<unsigned> &Bits) const;
+ virtual const Init *
+ convertInitListSlice(const std::vector<unsigned> &Elements) const;
/// getFieldType - This method is used to implement the FieldInit class.
/// Implementors of this method should return the type of the named field if
/// 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) = 0;
+ virtual const Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const = 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) = 0;
+ virtual const Init *resolveListElementReference(Record &R, const RecordVal *RV,
+ unsigned Elt) const = 0;
};
/// UnsetInit - ? - Represents an uninitialized value
///
class UnsetInit : public Init {
+ UnsetInit() : Init() {}
+ UnsetInit(const UnsetInit &); // Do not define.
+ UnsetInit &operator=(const UnsetInit &Other); // Do not define.
+
public:
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ static const UnsetInit *get();
+
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
///
class BitInit : public Init {
bool Value;
-public:
+
explicit BitInit(bool V) : Value(V) {}
+ BitInit(const BitInit &Other); // Do not define.
+ BitInit &operator=(BitInit &Other); // Do not define.
+
+public:
+ static const BitInit *get(bool V);
bool getValue() const { return Value; }
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
/// BitsInit - { a, b, c } - Represents an initializer for a BitsRecTy value.
/// It contains a vector of bits, whose size is determined by the type.
///
-class BitsInit : public Init {
- std::vector<Init*> Bits;
+class BitsInit : public Init, public FoldingSetNode {
+ std::vector<const Init*> Bits;
+
+ BitsInit(ArrayRef<const Init *> Range) : Bits(Range.begin(), Range.end()) {}
+
+ BitsInit(const BitsInit &Other); // Do not define.
+ BitsInit &operator=(const BitsInit &Other); // Do not define.
+
public:
- explicit BitsInit(unsigned Size) : Bits(Size) {}
- BitsInit(ArrayRef<Init *> Range) : Bits(Range.begin(), Range.end()) {}
+ static const BitsInit *get(ArrayRef<const Init *> Range);
+
+ void Profile(FoldingSetNodeID &ID) const;
unsigned getNumBits() const { return Bits.size(); }
- Init *getBit(unsigned Bit) const {
+ const Init *getBit(unsigned Bit) const {
assert(Bit < Bits.size() && "Bit index out of range!");
return Bits[Bit];
}
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
- virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
+ virtual const Init *
+ convertInitializerBitRange(const std::vector<unsigned> &Bits) const;
virtual bool isComplete() const {
for (unsigned i = 0; i != getNumBits(); ++i)
}
virtual std::string getAsString() const;
- virtual Init *resolveReferences(Record &R, const RecordVal *RV);
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const;
};
///
class IntInit : public TypedInit {
int64_t Value;
-public:
+
explicit IntInit(int64_t V) : TypedInit(IntRecTy::get()), Value(V) {}
+ IntInit(const IntInit &Other); // Do not define.
+ IntInit &operator=(const IntInit &Other); // Do note define.
+
+public:
+ static const IntInit *get(int64_t V);
+
int64_t getValue() const { return Value; }
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
- virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
+ virtual const Init *
+ convertInitializerBitRange(const std::vector<unsigned> &Bits) const;
virtual std::string getAsString() const;
/// 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) {
+ virtual const Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const {
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) {
+ virtual const Init *resolveListElementReference(Record &R, const RecordVal *RV,
+ unsigned Elt) const {
assert(0 && "Illegal element reference off int");
return 0;
}
///
class StringInit : public TypedInit {
std::string Value;
-public:
+
explicit StringInit(const std::string &V)
: TypedInit(StringRecTy::get()), Value(V) {}
+ StringInit(const StringInit &Other); // Do not define.
+ StringInit &operator=(const StringInit &Other); // Do not define.
+
+public:
+ static const StringInit *get(const std::string &V);
+
const std::string &getValue() const { return Value; }
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
/// 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) {
+ virtual const Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const {
assert(0 && "Illegal bit reference off string");
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) {
+ virtual const Init *resolveListElementReference(Record &R, const RecordVal *RV,
+ unsigned Elt) const {
assert(0 && "Illegal element reference off string");
return 0;
}
///
class CodeInit : public Init {
std::string Value;
-public:
+
explicit CodeInit(const std::string &V) : Value(V) {}
+ CodeInit(const CodeInit &Other); // Do not define.
+ CodeInit &operator=(const CodeInit &Other); // Do not define.
+
+public:
+ static const CodeInit *get(const std::string &V);
+
const std::string &getValue() const { return Value; }
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
/// ListInit - [AL, AH, CL] - Represent a list of defs
///
-class ListInit : public TypedInit {
- std::vector<Init*> Values;
+class ListInit : public TypedInit, public FoldingSetNode {
+ std::vector<const Init*> Values;
public:
- typedef std::vector<Init*>::const_iterator const_iterator;
+ typedef std::vector<const Init*>::const_iterator const_iterator;
- explicit ListInit(std::vector<Init*> &Vs, RecTy *EltTy)
- : TypedInit(ListRecTy::get(EltTy)) {
- Values.swap(Vs);
- }
- explicit ListInit(ArrayRef<Init *> Range, RecTy *EltTy)
+private:
+ explicit ListInit(ArrayRef<const Init *> Range, RecTy *EltTy)
: TypedInit(ListRecTy::get(EltTy)), Values(Range.begin(), Range.end()) {}
+ ListInit(const ListInit &Other); // Do not define.
+ ListInit &operator=(const ListInit &Other); // Do not define.
+
+public:
+ static const ListInit *get(ArrayRef<const Init *> Range, RecTy *EltTy);
+
+ void Profile(FoldingSetNodeID &ID) const;
+
unsigned getSize() const { return Values.size(); }
- Init *getElement(unsigned i) const {
+ const Init *getElement(unsigned i) const {
assert(i < Values.size() && "List element index out of range!");
return Values[i];
}
Record *getElementAsRecord(unsigned i) const;
- Init *convertInitListSlice(const std::vector<unsigned> &Elements);
+ const Init *convertInitListSlice(const std::vector<unsigned> &Elements) const;
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
/// 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.
///
- virtual Init *resolveReferences(Record &R, const RecordVal *RV);
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const;
virtual std::string getAsString() const;
- ArrayRef<Init*> getValues() const { return Values; }
+ ArrayRef<const Init*> getValues() const { return Values; }
inline const_iterator begin() const { return Values.begin(); }
inline const_iterator end () const { return Values.end(); }
/// 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) {
+ virtual const Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const {
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);
+ virtual const Init *resolveListElementReference(Record &R, const RecordVal *RV,
+ unsigned Elt) const;
};
/// OpInit - Base class for operators
///
class OpInit : public TypedInit {
-public:
- OpInit(RecTy *Type) : TypedInit(Type) {}
+ OpInit(const OpInit &Other); // Do not define.
+ OpInit &operator=(OpInit &Other); // Do not define.
+protected:
+ explicit OpInit(RecTy *Type) : TypedInit(Type) {}
+
+public:
// Clone - Clone this operator, replacing arguments with the new list
- virtual OpInit *clone(std::vector<Init *> &Operands) = 0;
+ virtual const OpInit *clone(std::vector<const Init *> &Operands) const = 0;
virtual int getNumOperands() const = 0;
- virtual Init *getOperand(int i) = 0;
+ virtual const Init *getOperand(int i) const = 0;
// Fold - If possible, fold this to a simpler init. Return this if not
// possible to fold.
- virtual Init *Fold(Record *CurRec, MultiClass *CurMultiClass) = 0;
+ virtual const Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const = 0;
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
- virtual Init *resolveBitReference(Record &R, const RecordVal *RV,
- unsigned Bit);
- virtual Init *resolveListElementReference(Record &R, const RecordVal *RV,
- unsigned Elt);
+ virtual const Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const;
+ virtual const Init *resolveListElementReference(Record &R,
+ const RecordVal *RV,
+ unsigned Elt) const;
};
enum UnaryOp { CAST, HEAD, TAIL, EMPTY };
private:
UnaryOp Opc;
- Init *LHS;
+ const Init *LHS;
+
+ UnOpInit(UnaryOp opc, const Init *lhs, RecTy *Type)
+ : OpInit(Type), Opc(opc), LHS(lhs) {}
+
+ UnOpInit(const UnOpInit &Other); // Do not define.
+ UnOpInit &operator=(const UnOpInit &Other); // Do not define.
+
public:
- UnOpInit(UnaryOp opc, Init *lhs, RecTy *Type) :
- OpInit(Type), Opc(opc), LHS(lhs) {
- }
+ static const UnOpInit *get(UnaryOp opc, const Init *lhs, RecTy *Type);
// Clone - Clone this operator, replacing arguments with the new list
- virtual OpInit *clone(std::vector<Init *> &Operands) {
+ virtual const OpInit *clone(std::vector<const Init *> &Operands) const {
assert(Operands.size() == 1 &&
"Wrong number of operands for unary operation");
- return new UnOpInit(getOpcode(), *Operands.begin(), getType());
+ return UnOpInit::get(getOpcode(), *Operands.begin(), getType());
}
int getNumOperands() const { return 1; }
- Init *getOperand(int i) {
+ const Init *getOperand(int i) const {
assert(i == 0 && "Invalid operand id for unary operator");
return getOperand();
}
UnaryOp getOpcode() const { return Opc; }
- Init *getOperand() const { return LHS; }
+ const Init *getOperand() const { return LHS; }
// Fold - If possible, fold this to a simpler init. Return this if not
// possible to fold.
- Init *Fold(Record *CurRec, MultiClass *CurMultiClass);
+ const Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const;
- virtual Init *resolveReferences(Record &R, const RecordVal *RV);
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const;
virtual std::string getAsString() const;
};
enum BinaryOp { SHL, SRA, SRL, STRCONCAT, CONCAT, EQ };
private:
BinaryOp Opc;
- Init *LHS, *RHS;
+ const Init *LHS, *RHS;
+
+ BinOpInit(BinaryOp opc, const Init *lhs, const Init *rhs, RecTy *Type) :
+ OpInit(Type), Opc(opc), LHS(lhs), RHS(rhs) {}
+
+ BinOpInit(const BinOpInit &Other); // Do not define.
+ BinOpInit &operator=(const BinOpInit &Other); // Do not define.
+
public:
- BinOpInit(BinaryOp opc, Init *lhs, Init *rhs, RecTy *Type) :
- OpInit(Type), Opc(opc), LHS(lhs), RHS(rhs) {
- }
+ static const BinOpInit *get(BinaryOp opc, const Init *lhs, const Init *rhs,
+ RecTy *Type);
// Clone - Clone this operator, replacing arguments with the new list
- virtual OpInit *clone(std::vector<Init *> &Operands) {
+ virtual const OpInit *clone(std::vector<const Init *> &Operands) const {
assert(Operands.size() == 2 &&
"Wrong number of operands for binary operation");
- return new BinOpInit(getOpcode(), Operands[0], Operands[1], getType());
+ return BinOpInit::get(getOpcode(), Operands[0], Operands[1], getType());
}
int getNumOperands() const { return 2; }
- Init *getOperand(int i) {
+ const Init *getOperand(int i) const {
assert((i == 0 || i == 1) && "Invalid operand id for binary operator");
if (i == 0) {
return getLHS();
}
BinaryOp getOpcode() const { return Opc; }
- Init *getLHS() const { return LHS; }
- Init *getRHS() const { return RHS; }
+ const Init *getLHS() const { return LHS; }
+ const Init *getRHS() const { return RHS; }
// Fold - If possible, fold this to a simpler init. Return this if not
// possible to fold.
- Init *Fold(Record *CurRec, MultiClass *CurMultiClass);
+ const Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const;
- virtual Init *resolveReferences(Record &R, const RecordVal *RV);
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const;
virtual std::string getAsString() const;
};
enum TernaryOp { SUBST, FOREACH, IF };
private:
TernaryOp Opc;
- Init *LHS, *MHS, *RHS;
+ const Init *LHS, *MHS, *RHS;
+
+ TernOpInit(TernaryOp opc, const Init *lhs, const Init *mhs, const Init *rhs,
+ RecTy *Type) :
+ OpInit(Type), Opc(opc), LHS(lhs), MHS(mhs), RHS(rhs) {}
+
+ TernOpInit(const TernOpInit &Other); // Do not define.
+ TernOpInit &operator=(const TernOpInit &Other); // Do not define.
+
public:
- TernOpInit(TernaryOp opc, Init *lhs, Init *mhs, Init *rhs, RecTy *Type) :
- OpInit(Type), Opc(opc), LHS(lhs), MHS(mhs), RHS(rhs) {
- }
+ static const TernOpInit *get(TernaryOp opc, const Init *lhs,
+ const Init *mhs, const Init *rhs,
+ RecTy *Type);
// Clone - Clone this operator, replacing arguments with the new list
- virtual OpInit *clone(std::vector<Init *> &Operands) {
+ virtual const OpInit *clone(std::vector<const Init *> &Operands) const {
assert(Operands.size() == 3 &&
"Wrong number of operands for ternary operation");
- return new TernOpInit(getOpcode(), Operands[0], Operands[1], Operands[2],
- getType());
+ return TernOpInit::get(getOpcode(), Operands[0], Operands[1], Operands[2],
+ getType());
}
int getNumOperands() const { return 3; }
- Init *getOperand(int i) {
+ const Init *getOperand(int i) const {
assert((i == 0 || i == 1 || i == 2) &&
"Invalid operand id for ternary operator");
if (i == 0) {
}
TernaryOp getOpcode() const { return Opc; }
- Init *getLHS() const { return LHS; }
- Init *getMHS() const { return MHS; }
- Init *getRHS() const { return RHS; }
+ const Init *getLHS() const { return LHS; }
+ const Init *getMHS() const { return MHS; }
+ const Init *getRHS() const { return RHS; }
// Fold - If possible, fold this to a simpler init. Return this if not
// possible to fold.
- Init *Fold(Record *CurRec, MultiClass *CurMultiClass);
+ const Init *Fold(Record *CurRec, MultiClass *CurMultiClass) const;
virtual bool isComplete() const { return false; }
- virtual Init *resolveReferences(Record &R, const RecordVal *RV);
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const;
virtual std::string getAsString() const;
};
///
class VarInit : public TypedInit {
std::string VarName;
-public:
+
explicit VarInit(const std::string &VN, RecTy *T)
- : TypedInit(T), VarName(VN) {}
+ : TypedInit(T), VarName(VN) {}
+
+ VarInit(const VarInit &Other); // Do not define.
+ VarInit &operator=(const VarInit &Other); // Do not define.
+
+public:
+ static const VarInit *get(const std::string &VN, RecTy *T);
+ static const VarInit *get(const Init *VN, RecTy *T);
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
const std::string &getName() const { return VarName; }
- virtual Init *resolveBitReference(Record &R, const RecordVal *RV,
- unsigned Bit);
- virtual Init *resolveListElementReference(Record &R, const RecordVal *RV,
- unsigned Elt);
+ virtual const Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const;
+ virtual const Init *resolveListElementReference(Record &R, const RecordVal *RV,
+ unsigned Elt) const;
virtual RecTy *getFieldType(const std::string &FieldName) const;
- virtual Init *getFieldInit(Record &R, const RecordVal *RV,
- const std::string &FieldName) const;
+ virtual const 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.
/// 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.
///
- virtual Init *resolveReferences(Record &R, const RecordVal *RV);
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const;
virtual std::string getAsString() const { return VarName; }
};
/// VarBitInit - Opcode{0} - Represent access to one bit of a variable or field.
///
class VarBitInit : public Init {
- TypedInit *TI;
+ const TypedInit *TI;
unsigned Bit;
-public:
- VarBitInit(TypedInit *T, unsigned B) : TI(T), Bit(B) {
+
+ VarBitInit(const TypedInit *T, unsigned B) : TI(T), Bit(B) {
assert(T->getType() && dynamic_cast<BitsRecTy*>(T->getType()) &&
((BitsRecTy*)T->getType())->getNumBits() > B &&
"Illegal VarBitInit expression!");
}
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ VarBitInit(const VarBitInit &Other); // Do not define.
+ VarBitInit &operator=(const VarBitInit &Other); // Do not define.
+
+public:
+ static const VarBitInit *get(const TypedInit *T, unsigned B);
+
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
- TypedInit *getVariable() const { return TI; }
+ const TypedInit *getVariable() const { return TI; }
unsigned getBitNum() const { return Bit; }
virtual std::string getAsString() const;
- virtual Init *resolveReferences(Record &R, const RecordVal *RV);
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const;
};
/// VarListElementInit - List[4] - Represent access to one element of a var or
/// field.
class VarListElementInit : public TypedInit {
- TypedInit *TI;
+ const TypedInit *TI;
unsigned Element;
-public:
- VarListElementInit(TypedInit *T, unsigned E)
- : TypedInit(dynamic_cast<ListRecTy*>(T->getType())->getElementType()),
- TI(T), Element(E) {
+
+ VarListElementInit(const TypedInit *T, unsigned E)
+ : TypedInit(dynamic_cast<ListRecTy*>(T->getType())->getElementType()),
+ TI(T), Element(E) {
assert(T->getType() && dynamic_cast<ListRecTy*>(T->getType()) &&
"Illegal VarBitInit expression!");
}
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ VarListElementInit(const VarListElementInit &Other); // Do not define.
+ VarListElementInit &operator=(const VarListElementInit &Other); // Do
+ // not
+ // define.
+
+public:
+ static const VarListElementInit *get(const TypedInit *T, unsigned E);
+
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
- TypedInit *getVariable() const { return TI; }
+ const TypedInit *getVariable() const { return TI; }
unsigned getElementNum() const { return Element; }
- virtual Init *resolveBitReference(Record &R, const RecordVal *RV,
- unsigned Bit);
+ virtual const Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const;
/// 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);
+ virtual const Init *resolveListElementReference(Record &R,
+ const RecordVal *RV,
+ unsigned Elt) const;
virtual std::string getAsString() const;
- virtual Init *resolveReferences(Record &R, const RecordVal *RV);
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const;
};
/// DefInit - AL - Represent a reference to a 'def' in the description
///
class DefInit : public TypedInit {
Record *Def;
+
DefInit(Record *D, RecordRecTy *T) : TypedInit(T), Def(D) {}
friend class Record;
+
+ DefInit(const DefInit &Other); // Do not define.
+ DefInit &operator=(const DefInit &Other); // Do not define.
+
public:
- static DefInit *get(Record*);
+ static const DefInit *get(Record*);
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
Record *getDef() const { return Def; }
- //virtual Init *convertInitializerBitRange(const std::vector<unsigned> &Bits);
+ //virtual const Init *
+ //convertInitializerBitRange(const std::vector<unsigned> &Bits);
virtual RecTy *getFieldType(const std::string &FieldName) const;
- virtual Init *getFieldInit(Record &R, const RecordVal *RV,
- const std::string &FieldName) const;
+ virtual const Init *getFieldInit(Record &R, const RecordVal *RV,
+ const std::string &FieldName) const;
virtual std::string getAsString() const;
/// 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) {
+ virtual const Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const {
assert(0 && "Illegal bit reference off def");
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) {
+ virtual const Init *resolveListElementReference(Record &R, const RecordVal *RV,
+ unsigned Elt) const {
assert(0 && "Illegal element reference off def");
return 0;
}
/// FieldInit - X.Y - Represent a reference to a subfield of a variable
///
class FieldInit : public TypedInit {
- Init *Rec; // Record we are referring to
+ const Init *Rec; // Record we are referring to
std::string FieldName; // Field we are accessing
-public:
- FieldInit(Init *R, const std::string &FN)
- : TypedInit(R->getFieldType(FN)), Rec(R), FieldName(FN) {
+
+ FieldInit(const Init *R, const std::string &FN)
+ : TypedInit(R->getFieldType(FN)), Rec(R), FieldName(FN) {
assert(getType() && "FieldInit with non-record type!");
}
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ FieldInit(const FieldInit &Other); // Do not define.
+ FieldInit &operator=(const FieldInit &Other); // Do not define.
+
+public:
+ static const FieldInit *get(const Init *R, const std::string &FN);
+ static const FieldInit *get(const Init *R, const Init *FN);
+
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
- virtual Init *resolveBitReference(Record &R, const RecordVal *RV,
- unsigned Bit);
- virtual Init *resolveListElementReference(Record &R, const RecordVal *RV,
- unsigned Elt);
+ virtual const Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const;
+ virtual const Init *resolveListElementReference(Record &R,
+ const RecordVal *RV,
+ unsigned Elt) const;
- virtual Init *resolveReferences(Record &R, const RecordVal *RV);
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const;
virtual std::string getAsString() const {
return Rec->getAsString() + "." + FieldName;
/// argument can have a name associated with it.
///
class DagInit : public TypedInit {
- Init *Val;
+ const Init *Val;
std::string ValName;
- std::vector<Init*> Args;
+ std::vector<const Init*> Args;
std::vector<std::string> ArgNames;
-public:
- DagInit(Init *V, std::string VN,
- const std::vector<std::pair<Init*, std::string> > &args)
+
+ DagInit(const Init *V, const std::string &VN,
+ const std::vector<std::pair<const Init*, std::string> > &args)
: TypedInit(DagRecTy::get()), Val(V), ValName(VN) {
Args.reserve(args.size());
ArgNames.reserve(args.size());
ArgNames.push_back(args[i].second);
}
}
- DagInit(Init *V, std::string VN, const std::vector<Init*> &args,
+ DagInit(const Init *V, const std::string &VN,
+ const std::vector<const Init*> &args,
const std::vector<std::string> &argNames)
: TypedInit(DagRecTy::get()), Val(V), ValName(VN), Args(args),
ArgNames(argNames) { }
- virtual Init *convertInitializerTo(RecTy *Ty) {
+ DagInit(const DagInit &Other); // Do not define.
+ DagInit &operator=(const DagInit &Other); // Do not define.
+
+public:
+ static const DagInit *get(const Init *V, const std::string &VN,
+ const std::vector<
+ std::pair<const Init*, std::string> > &args);
+
+ static const DagInit *get(const Init *V, const std::string &VN,
+ const std::vector<const Init*> &args,
+ const std::vector<std::string> &argNames);
+
+ virtual const Init *convertInitializerTo(RecTy *Ty) const {
return Ty->convertValue(this);
}
- Init *getOperator() const { return Val; }
+ const Init *getOperator() const { return Val; }
const std::string &getName() const { return ValName; }
unsigned getNumArgs() const { return Args.size(); }
- Init *getArg(unsigned Num) const {
+ const Init *getArg(unsigned Num) const {
assert(Num < Args.size() && "Arg number out of range!");
return Args[Num];
}
return ArgNames[Num];
}
- virtual Init *resolveReferences(Record &R, const RecordVal *RV);
+ virtual const Init *resolveReferences(Record &R, const RecordVal *RV) const;
virtual std::string getAsString() const;
- typedef std::vector<Init*>::const_iterator const_arg_iterator;
+ typedef std::vector<const 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 size_t name_size () const { return ArgNames.size(); }
inline bool name_empty() const { return ArgNames.empty(); }
- virtual Init *resolveBitReference(Record &R, const RecordVal *RV,
- unsigned Bit) {
+ virtual const Init *resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const {
assert(0 && "Illegal bit reference off dag");
return 0;
}
- virtual Init *resolveListElementReference(Record &R, const RecordVal *RV,
- unsigned Elt) {
+ virtual const Init *resolveListElementReference(Record &R,
+ const RecordVal *RV,
+ unsigned Elt) const {
assert(0 && "Illegal element reference off dag");
return 0;
}
std::string Name;
RecTy *Ty;
unsigned Prefix;
- Init *Value;
+ const Init *Value;
public:
RecordVal(const std::string &N, RecTy *T, unsigned P);
unsigned getPrefix() const { return Prefix; }
RecTy *getType() const { return Ty; }
- Init *getValue() const { return Value; }
+ const Init *getValue() const { return Value; }
- bool setValue(Init *V) {
+ bool setValue(const Init *V) {
if (V) {
Value = V->convertInitializerTo(Ty);
return Value == 0;
/// getValueInit - Return the initializer for a value with the specified name,
/// or throw an exception if the field does not exist.
///
- Init *getValueInit(StringRef FieldName) const;
+ 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
/// 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(StringRef FieldName) const;
+ 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(StringRef FieldName) const;
+ 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
/// value as an Dag, throwing an exception if the field does not exist or if
/// the value is not the right type.
///
- DagInit *getValueAsDag(StringRef FieldName) const;
+ 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