src/mc/mc_state.hpp

   1 /* Copyright (c) 2007-2022. The SimGrid Team. All rights reserved.          */
   2
   3 /* This program is free software; you can redistribute it and/or modify it
   4  * under the terms of the license (GNU LGPL) which comes with this package. */
   5
   6 #ifndef SIMGRID_MC_STATE_HPP
   7 #define SIMGRID_MC_STATE_HPP
   8
   9 #include "src/mc/Transition.hpp"
  10 #include "src/mc/sosp/Snapshot.hpp"
  11 #include "src/mc/mc_comm_pattern.hpp"
  12
  13 namespace simgrid {
  14 namespace mc {
  15
  16 /* A node in the exploration graph (kind-of) */
  17 class XBT_PRIVATE State {
  18 public:
  19   /** Sequential state number (used for debugging) */
  20   int num_ = 0;
  21
  22   /** State's exploration status by process */
  23   std::vector<ActorState> actor_states_;
  24
  25   Transition transition_;
  26
  27   /** The simcall which was executed, going out of that state */
  28   s_smx_simcall executed_req_;
  29
  30   /** Observer of the transition leading to that sate */
  31   RemotePtr<kernel::actor::SimcallObserver> remote_observer_;
  32
  33   /** Snapshot of system state (if needed) */
  34   std::shared_ptr<simgrid::mc::Snapshot> system_state_;
  35
  36   // For CommunicationDeterminismChecker
  37   std::vector<std::vector<simgrid::mc::PatternCommunication>> incomplete_comm_pattern_;
  38   std::vector<unsigned> communication_indices_;
  39
  40   explicit State(unsigned long state_number);
  41
  42   std::size_t count_todo() const;
  43   void mark_todo(aid_t actor) { this->actor_states_[actor].mark_todo(); }
  44   Transition get_transition() const;
  45
  46 private:
  47   void copy_incomplete_comm_pattern();
  48   void copy_index_comm_pattern();
  49 };
  50 }
  51 }
  52
  53 #endif