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//===-- llvm/Argument.h - Definition of the Argument class -------*- C++ -*--=//
//
// This file defines the Argument class, which represents and incoming formal
// argument to a Function.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_ARGUMENT_H
#define LLVM_ARGUMENT_H
#include "llvm/Value.h"
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>;
void setParent(Function *parent);
public:
/// Argument ctor - If Function argument is specified, this argument is
/// inserted at the end of the argument list for the function.
///
Argument(const Type *Ty, const std::string &Name = "", Function *F = 0);
/// setName - Specialize setName to handle symbol table majik...
virtual void setName(const std::string &name, SymbolTable *ST = 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;
/// 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;
}
};
#endif
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