-//===-- llvm/Argument.h - Definition of the Argument class -------*- C++ -*--=//
+//===-- llvm/Argument.h - Definition of the Argument class ------*- C++ -*-===//
//
-// This file defines the Argument class, which represents and incoming formal
-// argument to a function.
+// The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the Argument class.
//
//===----------------------------------------------------------------------===//
#include "llvm/Value.h"
-class Argument : public Value { // Defined in the InstrType.cpp file
+namespace llvm {
+
+template<typename ValueSubClass, typename ItemParentClass>
+ class SymbolTableListTraits;
+
+/// A class to represent an incoming formal argument to a Function. An argument
+/// is a very simple Value. It is essentially a named (optional) type. When used
+/// in the body of a function, it represents the value of the actual argument
+/// the function was called with.
+/// @brief LLVM Argument representation
+class Argument : public Value { // Defined in the Function.cpp file
Function *Parent;
Argument *Prev, *Next; // Next and Prev links for our intrusive linked list
void setNext(Argument *N) { Next = N; }
void setPrev(Argument *N) { Prev = N; }
- friend class SymbolTableListTraits<Argument, Function, Function>;
- inline void setParent(Function *parent) { Parent = parent; }
+ friend class SymbolTableListTraits<Argument, Function>;
+ void setParent(Function *parent);
public:
- Argument(const Type *Ty, const std::string &Name = "")
- : Value(Ty, Value::ArgumentVal, Name) {
- Parent = 0;
- }
-
- // Specialize setName to handle symbol table majik...
- virtual void setName(const std::string &name, SymbolTable *ST = 0);
+ /// Argument ctor - If Function argument is specified, this argument is
+ /// inserted at the end of the argument list for the function.
+ ///
+ explicit Argument(const Type *Ty,
+ const std::string &Name = "",
+ Function *F = 0);
inline const Function *getParent() const { return Parent; }
inline Function *getParent() { return Parent; }
-
- // getNext/Prev - Return the next or previous argument in the list.
- Argument *getNext() { return Next; }
- const Argument *getNext() const { return Next; }
- Argument *getPrev() { return Prev; }
- const Argument *getPrev() const { return Prev; }
virtual void print(std::ostream &OS) const;
+ void print(std::ostream *OS) const {
+ if (OS) print(*OS);
+ }
- // Methods for support type inquiry through isa, cast, and dyn_cast:
+ /// classof - Methods for support type inquiry through isa, cast, and
+ /// dyn_cast:
+ ///
static inline bool classof(const Argument *) { return true; }
static inline bool classof(const Value *V) {
- return V->getValueType() == ArgumentVal;
+ return V->getValueID() == ArgumentVal;
}
+
+private:
+ // getNext/Prev - Return the next or previous argument in the list.
+ Argument *getNext() { return Next; }
+ const Argument *getNext() const { return Next; }
+ Argument *getPrev() { return Prev; }
+ const Argument *getPrev() const { return Prev; }
};
+} // End llvm namespace
+
#endif