class Promise;
class Scheduler;
class Thread;
+struct model_snapshot_members;
/** @brief Shorthand for a list of release sequence heads */
typedef std::vector< const ModelAction *, ModelAlloc<const ModelAction *> > rel_heads_list_t;
int maxfuturedelay;
unsigned int fairwindow;
unsigned int enabledcount;
+ unsigned int bound;
+
+ /** @brief Maximum number of future values that can be sent to the same
+ * read */
+ int maxfuturevalues;
+
+ /** @brief Only generate a new future value/expiration pair if the
+ * expiration time exceeds the existing one by more than the slop
+ * value */
+ unsigned int expireslop;
};
struct PendingFutureValue {
ModelAction *writer;
- ModelAction * act;
-};
-
-/**
- * Structure for holding small ModelChecker members that should be snapshotted
- */
-struct model_snapshot_members {
- ModelAction *current_action;
- unsigned int next_thread_id;
- modelclock_t used_sequence_numbers;
- Thread *nextThread;
- ModelAction *next_backtrack;
+ ModelAction *act;
};
/** @brief Records information regarding a single pending release sequence */
Thread * get_thread(thread_id_t tid) const;
Thread * get_thread(ModelAction *act) const;
+ bool is_enabled(Thread *t) const;
+ bool is_enabled(thread_id_t tid) const;
+
thread_id_t get_next_id();
- unsigned int get_num_threads();
+ unsigned int get_num_threads() const;
Thread * get_current_thread();
int switch_to_master(ModelAction *act);
bool isfeasible();
bool isfeasibleotherthanRMW();
bool isfinalfeasible();
+ void check_promises_thread_disabled();
void mo_check_promises(thread_id_t tid, const ModelAction *write);
void check_promises(thread_id_t tid, ClockVector *old_cv, ClockVector * merge_cv);
void get_release_seq_heads(ModelAction *act, rel_heads_list_t *release_heads);
void finish_execution();
bool isfeasibleprefix();
void set_assert() {asserted=true;}
+ bool is_deadlocked() const;
/** @brief Alert the model-checker that an incorrectly-ordered
* synchronization was made */
void set_bad_synchronization() { bad_synchronization = true; }
const model_params params;
- Scheduler * get_scheduler() { return scheduler;}
+ Node * get_curr_node();
MEMALLOC
private:
void wake_up_sleeping_actions(ModelAction * curr);
modelclock_t get_next_seq_num();
- /**
- * Stores the ModelAction for the current thread action. Call this
- * immediately before switching from user- to system-context to pass
- * data between them.
- * @param act The ModelAction created by the user-thread action
- */
- void set_current_action(ModelAction *act) { priv->current_action = act; }
+ void set_current_action(ModelAction *act);
Thread * check_current_action(ModelAction *curr);
- ModelAction * initialize_curr_action(ModelAction *curr);
+ bool initialize_curr_action(ModelAction **curr);
bool process_read(ModelAction *curr, bool second_part_of_rmw);
bool process_write(ModelAction *curr);
bool process_mutex(ModelAction *curr);
* to a trace of all actions performed on the object. */
HashTable<const void *, action_list_t, uintptr_t, 4> *lock_waiters_map;
+ /** Per-object list of actions. Maps an object (i.e., memory location)
+ * to a trace of all actions performed on the object. */
+ HashTable<const void *, action_list_t, uintptr_t, 4> *condvar_waiters_map;
+
HashTable<void *, std::vector<action_list_t>, uintptr_t, 4 > *obj_thrd_map;
std::vector< Promise *, SnapshotAlloc<Promise *> > *promises;
std::vector< struct PendingFutureValue, SnapshotAlloc<struct PendingFutureValue> > *futurevalues;