-/* Title: ValueSet.h -*- C++ -*-
- Author: Ruchira Sasanka
- Date: Jun 30, 01
- Purpose: Contains a mathematical set of Values. LiveVarSet is derived from
- this. Contains both class and method definitions.
-*/
+//===-- llvm/CodeGen/ValueSet.h ---------------------------------*- C++ -*-===//
+//
+// 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+// This header is OBSOLETE, do not use it for new code.
+//
+// FIXME: Eliminate this file.
+//
+//===----------------------------------------------------------------------===//
#ifndef VALUE_SET_H
#define VALUE_SET_H
-class Value;
-#include "Support/HashExtras.h"
-#include <ext/hash_set>
-
-//------------------- Class Definition for ValueSet --------------------------
-
-void printValue( const Value *const v); // func to print a Value
-
-
+#include <set>
-class ValueSet : public std::hash_set<const Value *> {
- public:
- inline void add(const Value *const val)
- { assert( val ); insert(val);} // for adding a live variable to set
+namespace llvm {
- inline void remove(const Value *const val)
- { assert( val ); erase(val); } // for removing a live var from set
-
- bool setUnion( const ValueSet *const set1); // for performing set union
- void setSubtract( const ValueSet *const set1); // for performing set diff
+class Value;
-
- void setDifference( const ValueSet *const set1, const ValueSet *const set2);
-
- void printSet() const; // for printing a live variable set
+// RAV - Used to print values in a form used by the register allocator.
+//
+struct RAV { // Register Allocator Value
+ const Value &V;
+ RAV(const Value *v) : V(*v) {}
+ RAV(const Value &v) : V(v) {}
};
+std::ostream &operator<<(std::ostream &out, RAV Val);
+typedef std::set<const Value*> ValueSet;
+void printSet(const ValueSet &S);
-
-
-
+} // End llvm namespace
#endif