StateTransitionGraph_constructor.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
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 */
#ifndef STATETRANSITIONGRAPHCONSTR_HPP
#define STATETRANSITIONGRAPHCONSTR_HPP

#include "graph.hpp"

#include "refcount.hpp"

CONSTREF_FORWARD_DECL(HLS_manager);
CONSTREF_FORWARD_DECL(OpGraph);
REF_FORWARD_DECL(StateTransitionGraph);
REF_FORWARD_DECL(StateTransitionGraphsCollection);
enum transition_type : int;

class StateTransitionGraph_constructor
{
 private:
   unsigned int state_index;

   const StateTransitionGraphsCollectionRef state_transition_graphs_collection;

   const StateTransitionGraphRef state_transition_graph;

   const Wrefcount<const HLS_manager> HLSMgr;

   unsigned int funId;

 public:
   StateTransitionGraph_constructor(const StateTransitionGraphsCollectionRef state_transition_graphs_collection,
                                    const HLS_managerConstRef HLSMgr, unsigned int funId);

   vertex create_state(const std::list<vertex>& exec_op, const std::list<vertex>& start_op,
                       const std::list<vertex>& end_op, const CustomOrderedSet<unsigned int>& BB_ids);

   void create_entry_state();
   void create_exit_state();

   EdgeDescriptor connect_state(const vertex& src, const vertex& tgt, int type);

   void set_condition(const EdgeDescriptor& e, transition_type t, vertex ops);

   void set_unbounded_condition(const EdgeDescriptor& e, transition_type t, const CustomOrderedSet<vertex>& ops,
                                vertex ref_state);

   void set_switch_condition(const EdgeDescriptor& e, vertex op, const CustomOrderedSet<unsigned>& labels,
                             bool has_default);

   void copy_condition(const EdgeDescriptor& dest, const EdgeDescriptor& source);

   void delete_edge(const vertex& src, const vertex& tgt);

   void delete_state(const vertex& src);
};

using StateTransitionGraph_constructorRef = refcount<StateTransitionGraph_constructor>;

#endif