-/* Copyright (c) 2007-2022. The SimGrid Team.
+/* Copyright (c) 2007-2023. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
class XBT_PRIVATE Pair {
public:
- int num = 0;
- bool search_cycle = false;
- std::shared_ptr<State> graph_state = nullptr; /* System state included */
- xbt_automaton_state_t automaton_state = nullptr;
+ int num = 0;
+ bool search_cycle = false;
+ std::shared_ptr<State> app_state_ = nullptr; /* State of the application (including system state) */
+ xbt_automaton_state_t prop_state_ = nullptr; /* State of the property automaton */
std::shared_ptr<const std::vector<int>> atomic_propositions;
int requests = 0;
int depth = 0;
public:
int num;
int other_num = 0; /* Dot output for */
- std::shared_ptr<State> graph_state = nullptr; /* System state included */
- xbt_automaton_state_t automaton_state;
+ std::shared_ptr<State> app_state_ = nullptr; /* State of the application (including system state) */
+ xbt_automaton_state_t prop_state_; /* State of the property automaton */
std::shared_ptr<const std::vector<int>> atomic_propositions;
std::size_t heap_bytes_used = 0;
int actor_count_;
- VisitedPair(int pair_num, xbt_automaton_state_t automaton_state,
- std::shared_ptr<const std::vector<int>> atomic_propositions, std::shared_ptr<State> graph_state);
+ VisitedPair(int pair_num, xbt_automaton_state_t prop_state,
+ std::shared_ptr<const std::vector<int>> atomic_propositions, std::shared_ptr<State> app_state,
+ RemoteApp& remote_app);
};
class XBT_PRIVATE LivenessChecker : public Exploration {
public:
- explicit LivenessChecker(Session* session);
+ explicit LivenessChecker(const std::vector<char*>& args);
+ ~LivenessChecker() override;
+
void run() override;
RecordTrace get_record_trace() override;
std::vector<std::string> get_textual_trace() override;
unsigned long expanded_pairs_count_ = 0;
int previous_pair_ = 0;
std::string previous_request_;
+
+ /* The property automaton must be a static because it's sometimes used before the explorer is even created.
+ *
+ * This can happen if some symbols are created during the application's initialization process, before the first
+ * decision point for the model-checker. Since the first snapshot is taken at the first decision point and since the
+ * explorer is created after the first snapshot, this may result in some symbols being registered even before the
+ * model-checker notices that this is a LivenessChecker to create.
+ *
+ * This situation is unfortunate, but I guess that it's the best I can achieve given the state of our initialization
+ * code.
+ */
+ static xbt_automaton_t property_automaton_;
+ bool evaluate_label(const xbt_automaton_exp_label* l, std::vector<int> const& values);
+
+public:
+ void automaton_load(const char* file) const;
+ std::vector<int> automaton_propositional_symbol_evaluate() const;
+ std::vector<xbt_automaton_state_t> get_automaton_state() const;
+ int compare_automaton_exp_label(const xbt_automaton_exp_label* l) const;
+ void set_property_automaton(xbt_automaton_state_t const& automaton_state) const;
+ xbt_automaton_exp_label_t get_automaton_transition_label(xbt_dynar_t const& dynar, int index) const;
+ xbt_automaton_state_t get_automaton_transition_dst(xbt_dynar_t const& dynar, int index) const;
+ static void automaton_register_symbol(RemoteProcessMemory const& remote_process, const char* name,
+ RemotePtr<int> addr);
};
} // namespace simgrid::mc