10 #include "libthreads.h"
11 #include "libatomic.h"
15 /* Forward declaration */
20 Backtrack(ModelAction *d, action_list_t *t) {
23 iter = actionTrace->begin();
25 ModelAction * get_diverge() { return diverge; }
26 action_list_t * get_trace() { return actionTrace; }
27 void advance_state() { iter++; }
28 ModelAction * get_state() {
29 return iter == actionTrace->end() ? NULL : *iter;
33 action_list_t *actionTrace;
34 /* points to position in actionTrace as we replay */
35 action_list_t::iterator iter;
42 class Scheduler *scheduler;
44 void set_system_context(ucontext_t *ctxt) { system_context = ctxt; }
45 ucontext_t * get_system_context(void) { return system_context; }
47 void set_current_action(ModelAction *act) { current_action = act; }
48 void check_current_action(void);
49 void print_summary(void);
50 Thread * schedule_next_thread();
52 int add_thread(Thread *t);
53 void remove_thread(Thread *t);
54 Thread * get_thread(thread_id_t tid) { return thread_map[id_to_int(tid)]; }
56 thread_id_t get_next_id();
57 int get_next_seq_num();
59 int switch_to_master(ModelAction *act);
61 bool next_execution();
64 int used_sequence_numbers;
67 ModelAction * get_last_conflict(ModelAction *act);
68 void set_backtracking(ModelAction *act);
69 thread_id_t advance_backtracking_state();
70 thread_id_t get_next_replay_thread();
71 Backtrack * get_next_backtrack();
72 void reset_to_initial_state();
74 class ModelAction *current_action;
76 thread_id_t nextThread;
78 ucontext_t *system_context;
79 action_list_t *action_trace;
80 std::map<int, class Thread *> thread_map;
81 class TreeNode *rootNode, *currentNode;
82 std::list<class Backtrack *> backtrack_list;
85 extern ModelChecker *model;
87 #endif /* __MODEL_H__ */