multiple_entry_if_reduction.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
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
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 */
#ifndef MULTIPLE_ENTRY_IF_REDUCTION_HPP
#define MULTIPLE_ENTRY_IF_REDUCTION_HPP

#include "function_frontend_flow_step.hpp"

#include "refcount.hpp"
#include "tree_basic_block.hpp"
CONSTREF_FORWARD_DECL(AllocationInformation);
REF_FORWARD_DECL(MultipleEntryIfReduction);
REF_FORWARD_DECL(bloc);
REF_FORWARD_DECL(Schedule);
class statement_list;
REF_FORWARD_DECL(tree_manager);
REF_FORWARD_DECL(tree_manipulation);
REF_FORWARD_DECL(tree_node);

class MultipleEntryIfReduction : public FunctionFrontendFlowStep
{
 private:
   tree_managerRef TM;

   tree_manipulationRef tree_man;

   statement_list* sl{nullptr};

   bool bb_modified{false};

   ScheduleRef schedule;

   AllocationInformationConstRef allocation_information;

   double GetAreaCost(const std::list<tree_nodeRef>& list_of_stmt) const;

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

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

   ~MultipleEntryIfReduction() override;

   DesignFlowStep_Status InternalExec() override;

   void Initialize() override;

   bool HasToBeExecuted() const override;
};

#endif /* MultipleEntryIfReductionHPP */