datapath_creator.cpp

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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
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 */
#include "datapath_creator.hpp"

#include "Parameter.hpp"
#include "dbgPrintHelper.hpp"
#include "hls.hpp"
#include "hls_manager.hpp"
#include "utility.hpp"

datapath_creator::datapath_creator(const ParameterConstRef _Param, const HLS_managerRef _HLSMgr, unsigned int _funId,
                                   const DesignFlowManagerConstRef _design_flow_manager,
                                   const HLSFlowStep_Type _hls_flow_step_type)
    : HLSFunctionStep(_Param, _HLSMgr, _funId, _design_flow_manager, _hls_flow_step_type)
{
}

datapath_creator::~datapath_creator() = default;

const CustomUnorderedSet<std::tuple<HLSFlowStep_Type, HLSFlowStepSpecializationConstRef, HLSFlowStep_Relationship>>
datapath_creator::ComputeHLSRelationships(const DesignFlowStep::RelationshipType relationship_type) const
{
   CustomUnorderedSet<std::tuple<HLSFlowStep_Type, HLSFlowStepSpecializationConstRef, HLSFlowStep_Relationship>> ret;
   switch(relationship_type)
   {
      case DEPENDENCE_RELATIONSHIP:
      {
         HLSFlowStep_Type synthesis_flow = HLSFlowStep_Type::VIRTUAL_DESIGN_FLOW;
         ret.insert(std::make_tuple(synthesis_flow, HLSFlowStepSpecializationConstRef(),
                                    HLSFlowStep_Relationship::SAME_FUNCTION));
         if(parameters->isOption(OPT_discrepancy_hw) and parameters->getOption<bool>(OPT_discrepancy_hw))
         {
            ret.insert(std::make_tuple(HLSFlowStep_Type::CONTROL_FLOW_CHECKER, HLSFlowStepSpecializationConstRef(),
                                       HLSFlowStep_Relationship::SAME_FUNCTION));
         }
         break;
      }
      case INVALIDATION_RELATIONSHIP:
      case PRECEDENCE_RELATIONSHIP:
      {
         break;
      }
      default:
      {
         THROW_UNREACHABLE("");
      }
   }
   return ret;
}