X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=model.h;h=c99e0f8b424ddbe8079593713e498e53fe6fb80e;hb=b59d5f84ac4800cc144fc7c8837d96181423d9ae;hp=d5dc42266769004d542d72f472f6e1029c1a7e5c;hpb=2c830a91c32a55de67c21e03f36529f994d9139d;p=model-checker.git diff --git a/model.h b/model.h index d5dc422..c99e0f8 100644 --- a/model.h +++ b/model.h @@ -39,8 +39,7 @@ struct model_params { }; struct PendingFutureValue { - uint64_t value; - modelclock_t expiration; + ModelAction *writer; ModelAction * act; }; @@ -118,13 +117,16 @@ private: /** The scheduler to use: tracks the running/ready Threads */ Scheduler *scheduler; + bool sleep_can_read_from(ModelAction * curr, const ModelAction *write); bool thin_air_constraint_may_allow(const ModelAction * writer, const ModelAction *reader); + bool mo_may_allow(const ModelAction * writer, const ModelAction *reader); bool has_asserted() {return asserted;} void reset_asserted() {asserted=false;} int num_executions; int num_feasible_executions; bool promises_expired(); - + void execute_sleep_set(); + void wake_up_sleeping_actions(ModelAction * curr); modelclock_t get_next_seq_num(); /** @@ -140,6 +142,7 @@ private: bool process_write(ModelAction *curr); bool process_mutex(ModelAction *curr); bool process_thread_action(ModelAction *curr); + void process_relseq_fixup(ModelAction *curr, work_queue_t *work_queue); bool check_action_enabled(ModelAction *curr); bool take_step(); @@ -152,6 +155,7 @@ private: void reset_to_initial_state(); bool resolve_promises(ModelAction *curr); void compute_promises(ModelAction *curr); + void compute_relseq_breakwrites(ModelAction *curr); void check_curr_backtracking(ModelAction * curr); void add_action_to_lists(ModelAction *act); @@ -183,8 +187,8 @@ private: HashTable *lock_waiters_map; HashTable, uintptr_t, 4 > *obj_thrd_map; - std::vector *promises; - std::vector *futurevalues; + std::vector< Promise *, SnapshotAlloc > *promises; + std::vector< struct PendingFutureValue, SnapshotAlloc > *futurevalues; /** * List of pending release sequences. Release sequences might be @@ -192,15 +196,19 @@ private: * are established. Each entry in the list may only be partially * filled, depending on its pending status. */ - std::vector *pending_rel_seqs; + std::vector< struct release_seq *, SnapshotAlloc > *pending_rel_seqs; - std::vector *thrd_last_action; + std::vector< ModelAction *, SnapshotAlloc > *thrd_last_action; NodeStack *node_stack; /** Private data members that should be snapshotted. They are grouped * together for efficiency and maintainability. */ struct model_snapshot_members *priv; + /** A special model-checker Thread; used for associating with + * model-checker-related ModelAcitons */ + Thread *model_thread; + /** * @brief The modification order graph *