hls_div_cg_ext.hpp

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/*
 *
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 *
 *             ***********************************************
 *                              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 HLS_DIV_CG_EXT_HPP
#define HLS_DIV_CG_EXT_HPP

#include "function_frontend_flow_step.hpp"

#include "custom_set.hpp"
#include "refcount.hpp"

REF_FORWARD_DECL(hls_div_cg_ext);
REF_FORWARD_DECL(tree_manager);
REF_FORWARD_DECL(tree_manipulation);
REF_FORWARD_DECL(tree_node);

class hls_div_cg_ext : public FunctionFrontendFlowStep
{
 private:
   CustomUnorderedSet<unsigned int> already_visited;

   const tree_managerRef TreeM;

   bool use64bitMul;
   bool use32bitMul;

   bool recursive_examinate(const tree_nodeRef& current_tree_node, const tree_nodeRef& current_statement,
                            const tree_manipulationRef tree_man);

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

 public:
   hls_div_cg_ext(const ParameterConstRef _parameters, const application_managerRef AppM, unsigned int _function_id,
                  const DesignFlowManagerConstRef design_flow_manager);

   ~hls_div_cg_ext() override;

   DesignFlowStep_Status InternalExec() override;
};
#endif