/*

  This file is part of solidity.

  solidity is free software: you can redistribute it and/or modify

  it under the terms of the GNU General Public License as published by

  the Free Software Foundation, either version 3 of the License, or

  (at your option) any later version.

  solidity is distributed in the hope that it will be useful,

  but WITHOUT ANY WARRANTY; without even the implied warranty of

  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License

  along with solidity.  If not, see <http://www.gnu.org/licenses/>.

*/

// SPDX-License-Identifier: GPL-3.0

#pragma once

#include <libyul/optimiser/ASTWalker.h>

#include <libyul/optimiser/OptimiserStep.h>

#include <libyul/Dialect.h>

#include <libsolutil/Common.h>

namespace solidity::yul

{

/**

 * Reverse of conditional simplifier.

 *

 */

class ConditionalUnsimplifier: public ASTModifier

{

public:

  static constexpr char const* name{"ConditionalUnsimplifier"};

  static void run(OptimiserStepContext& _context, Block& _ast);

  using ASTModifier::operator();

  void operator()(Switch& _switch) override;

  void operator()(Block& _block) override;

private:

  explicit ConditionalUnsimplifier(

    Dialect const& _dialect,

    std::map<YulString, ControlFlowSideEffects> const& _sideEffects

  ):

    m_dialect(_dialect), m_functionSideEffects(_sideEffects)

  {}

  Dialect const& m_dialect;

  std::map<YulString, ControlFlowSideEffects> const& m_functionSideEffects;

};

}