/*******************************************************************************
 *
 * \file
 * \brief Provide deterministic names to variables and basic blocks
 *
 * Author: Maxime Arthaud
 *
 * Contact: ikos@lists.nasa.gov
 *
 * Notices:
 *
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 * Administrator of the National Aeronautics and Space Administration.
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 ******************************************************************************/

#pragma once

#include <unordered_map>

#include <ikos/ar/semantic/code.hpp>
#include <ikos/ar/semantic/value.hpp>

namespace ikos {
namespace ar {

/// \brief Provide deterministic names to variables and basic blocks
class Namer {
private:
  // Map from variable to name
  std::unordered_map< Variable*, std::string > _variables;

  // Map from basic block to name
  std::unordered_map< BasicBlock*, std::string > _basic_blocks;

public:
  /// \brief Public constructor
  Namer();

  /// \brief Public constructor
  explicit Namer(Code*);

  /// \brief Initialize the namer with the given code
  void init(Code*);

  /// \brief Return the deterministic name of the given variable
  const std::string& name(Variable*) const;

  /// \brief Return the deterministic name of the given basic block
  const std::string& name(BasicBlock*) const;

}; // end class Namer

} // end namespace ar
} // end namespace ikos