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_UDPOR_GLOBAL_HPP
7 #define SIMGRID_MC_UDPOR_GLOBAL_HPP
12 #include <string_view>
14 /* TODO: many method declared in this module are not implemented */
16 namespace simgrid::mc {
23 std::set<UnfoldingEvent*> events_;
27 EventSet(const EventSet&) = default;
28 EventSet& operator=(EventSet const&) = default;
29 EventSet(EventSet&&) = default;
31 void remove(UnfoldingEvent* e);
32 void subtract(const EventSet& other);
33 EventSet subtracting(const EventSet& e);
34 EventSet subtracting(const UnfoldingEvent* e);
36 void insert(UnfoldingEvent* e);
37 void form_union(const EventSet&);
38 EventSet make_union(const EventSet&) const;
39 EventSet make_union(const UnfoldingEvent* e) const;
41 bool contains(const UnfoldingEvent* e) const;
43 // TODO: What is this used for?
44 UnfoldingEvent* find(const UnfoldingEvent* e) const;
46 // TODO: What is this used for
47 bool depends(const EventSet& other) const;
49 // TODO: What is this used for
50 bool is_empty_intersection(EventSet evtS) const;
54 EventSet causuality_events;
61 Configuration() = default;
62 Configuration(const Configuration&) = default;
63 Configuration& operator=(Configuration const&) = default;
64 Configuration(Configuration&&) = default;
67 EventSet maxEvent; // Events recently added to events_
68 EventSet actorMaxEvent; // maximal events of the actors in current configuration
69 UnfoldingEvent* lastEvent; // The last added event
71 Configuration plus_config(UnfoldingEvent*) const;
73 void createEvts(Configuration C, EventSet& result, const std::string& trans_tag, s_evset_in_t ev_sets, bool chk,
74 UnfoldingEvent* immPreEvt);
76 void updateMaxEvent(UnfoldingEvent*); // update maximal events of the configuration and actors
77 UnfoldingEvent* findActorMaxEvt(int actorId); // find maximal event of a Actor whose id = actorId
79 UnfoldingEvent* findTestedComm(const UnfoldingEvent* testEvt); // find comm tested by action testTrans
82 class UnfoldingEvent {
84 UnfoldingEvent(unsigned int nb_events, std::string const& trans_tag, EventSet const& causes, int sid = -1);
85 UnfoldingEvent(const UnfoldingEvent&) = default;
86 UnfoldingEvent& operator=(UnfoldingEvent const&) = default;
87 UnfoldingEvent(UnfoldingEvent&&) = default;
89 EventSet getHistory() const;
91 bool isConflict(UnfoldingEvent* event, UnfoldingEvent* otherEvent) const;
92 bool concernSameComm(const UnfoldingEvent* event, const UnfoldingEvent* otherEvent) const;
94 // check otherEvent is in my history ?
95 bool inHistory(UnfoldingEvent* otherEvent) const;
97 bool isImmediateConflict1(UnfoldingEvent* evt, UnfoldingEvent* otherEvt) const;
99 bool conflictWithConfig(UnfoldingEvent* event, Configuration const& config) const;
100 bool operator==(const UnfoldingEvent&) const { return false; };
103 inline int get_state_id() const { return state_id; }
104 inline void set_state_id(int sid) { state_id = sid; }
106 inline std::string get_transition_tag() const { return transition_tag; }
107 inline void set_transition_tag(std::string_view tr_tag) { transition_tag = tr_tag; }
110 EventSet causes; // used to store directed ancestors of event e
113 std::string transition_tag{""}; // The tag of the last transition that lead to creating the event
114 bool transition_is_IReceive(const UnfoldingEvent* testedEvt, const UnfoldingEvent* SdRcEvt) const;
115 bool transition_is_ISend(const UnfoldingEvent* testedEvt, const UnfoldingEvent* SdRcEvt) const;
116 bool check_tr_concern_same_comm(bool& chk1, bool& chk2, UnfoldingEvent* evt1, UnfoldingEvent* evt2) const;
118 } // namespace simgrid::mc