1 /* Copyright (c) 2007-2023. The SimGrid Team. All rights reserved. */
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. */
6 #ifndef SIMGRID_MC_STRATEGY_HPP
7 #define SIMGRID_MC_STRATEGY_HPP
9 #include "simgrid/forward.h"
10 #include "src/mc/api/RemoteApp.hpp"
11 #include "xbt/asserts.h"
15 namespace simgrid::mc {
19 /** State's exploration status by actor. All actors should be present, eventually disabled for now. */
20 std::map<aid_t, ActorState> actors_to_run_;
23 virtual void copy_from(const Strategy*) = 0;
25 virtual ~Strategy() = default;
27 virtual std::pair<aid_t, int> next_transition() const = 0;
28 virtual void execute_next(aid_t aid, RemoteApp& app) = 0;
30 // Mark the first enabled and not yet done transition as todo
31 // If there's already a transition marked as todo, does nothing
32 virtual void consider_best() = 0;
34 // Mark aid as todo. If it makes no sense, ie. if it is already done or not enabled,
36 void consider_one(aid_t aid)
38 xbt_assert(actors_to_run_.at(aid).is_enabled() and not actors_to_run_.at(aid).is_done(),
39 "Tried to mark as TODO actor %ld but it is either not enabled or already done", aid);
40 actors_to_run_.at(aid).mark_todo();
42 // Mark as todo all actors enabled that are not done yet and return the number
44 unsigned long consider_all()
46 unsigned long count = 0;
47 for (auto& [_, actor] : actors_to_run_)
48 if (actor.is_enabled() and not actor.is_done()) {
58 } // namespace simgrid::mc