Bit_Value_opt.hpp

Go to the documentation of this file.

/*
 *
 *                   _/_/_/    _/_/   _/    _/ _/_/_/    _/_/
 *                  _/   _/ _/    _/ _/_/  _/ _/   _/ _/    _/
 *                 _/_/_/  _/_/_/_/ _/  _/_/ _/   _/ _/_/_/_/
 *                _/      _/    _/ _/    _/ _/   _/ _/    _/
 *               _/      _/    _/ _/    _/ _/_/_/  _/    _/
 *
 *             ***********************************************
 *                              PandA Project
 *                     URL: http://panda.dei.polimi.it
 *                       Politecnico di Milano - DEIB
 *                        System Architectures Group
 *             ***********************************************
 *              Copyright (C) 2004-2024 Politecnico di Milano
 *
 *   This file is part of the PandA framework.
 *
 *   The PandA framework 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.
 *
 *   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
#ifndef BIT_VALUE_OPT_HPP
#define BIT_VALUE_OPT_HPP

#include "function_frontend_flow_step.hpp"

#include "refcount.hpp"
#include "tree_basic_block.hpp"
REF_FORWARD_DECL(Bit_Value_opt);
REF_FORWARD_DECL(tree_manager);
REF_FORWARD_DECL(tree_manipulation);
struct function_decl;
struct ssa_name;

class Bit_Value_opt : public FunctionFrontendFlowStep
{
 private:
   bool modified;

   const CustomUnorderedSet<std::pair<FrontendFlowStepType, FunctionRelationship>>
   ComputeFrontendRelationships(const DesignFlowStep::RelationshipType relationship_type) const override;

   void optimize(const function_decl* fd, tree_managerRef TM, tree_manipulationRef IRman);

   void propagateValue(const ssa_name* ssa, tree_managerRef TM, tree_nodeRef old_val, tree_nodeRef new_val,
                       const std::string callSiteString);

 public:
   Bit_Value_opt(const ParameterConstRef _Param, const application_managerRef _AppM, unsigned int function_id,
                 const DesignFlowManagerConstRef design_flow_manager);

   ~Bit_Value_opt() override;

   DesignFlowStep_Status InternalExec() override;

   bool HasToBeExecuted() const override;

   static void constrainSSA(ssa_name* op_ssa, tree_managerRef TM);
};
#endif /* Bit_Value_opt_HPP */