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370c74131e
Move file-scoped documentation to class-scoped so it is more readily accessible. llvm-svn: 28689
69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
//===-- llvm/Argument.h - Definition of the Argument class ------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares the Argument class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_ARGUMENT_H
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#define LLVM_ARGUMENT_H
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#include "llvm/Value.h"
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namespace llvm {
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template<typename SC> struct ilist_traits;
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template<typename ValueSubClass, typename ItemParentClass, typename SymTabClass,
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typename SubClass> class SymbolTableListTraits;
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/// A class to represent an incoming formal argument to a Function. An argument
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/// is a very simple Value. It is essentially a named (optional) type. When used
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/// in the body of a function, it represents the value of the actual argument
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/// the function was called with.
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/// @brief LLVM Argument representation
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class Argument : public Value { // Defined in the Function.cpp file
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Function *Parent;
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Argument *Prev, *Next; // Next and Prev links for our intrusive linked list
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void setNext(Argument *N) { Next = N; }
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void setPrev(Argument *N) { Prev = N; }
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friend class SymbolTableListTraits<Argument, Function, Function,
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ilist_traits<Argument> >;
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void setParent(Function *parent);
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public:
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/// Argument ctor - If Function argument is specified, this argument is
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/// inserted at the end of the argument list for the function.
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///
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Argument(const Type *Ty, const std::string &Name = "", Function *F = 0);
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inline const Function *getParent() const { return Parent; }
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inline Function *getParent() { return Parent; }
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// getNext/Prev - Return the next or previous argument in the list.
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Argument *getNext() { return Next; }
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const Argument *getNext() const { return Next; }
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Argument *getPrev() { return Prev; }
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const Argument *getPrev() const { return Prev; }
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virtual void print(std::ostream &OS) const;
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/// classof - Methods for support type inquiry through isa, cast, and
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/// dyn_cast:
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///
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static inline bool classof(const Argument *) { return true; }
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static inline bool classof(const Value *V) {
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return V->getValueType() == ArgumentVal;
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}
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};
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} // End llvm namespace
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#endif
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