X-Git-Url: http://plrg.eecs.uci.edu/git/?p=model-checker.git;a=blobdiff_plain;f=execution.h;h=9c9c1ca454431dc64a3ee8ddf17cd19d13c8a5d4;hp=41a1bc1479ceb8f9d12a2ebb81fb6bacf925d6a6;hb=c3240e7376fc80855529257647bd010a2cce7d6f;hpb=dd34ddf490dd97c2c202092c8fa44064a07f8c4f diff --git a/execution.h b/execution.h index 41a1bc1..9c9c1ca 100644 --- a/execution.h +++ b/execution.h @@ -61,11 +61,13 @@ struct release_seq { class ModelExecution { public: ModelExecution(ModelChecker *m, - struct model_params *params, + const struct model_params *params, Scheduler *scheduler, NodeStack *node_stack); ~ModelExecution(); + const struct model_params * get_params() const { return params; } + Thread * take_step(ModelAction *curr); void fixup_release_sequences(); @@ -107,6 +109,7 @@ public: bool is_feasible_prefix_ignore_relseq() const; bool is_infeasible() const; bool is_deadlocked() const; + bool is_yieldblocked() const; bool too_many_steps() const; ModelAction * get_next_backtrack(); @@ -138,7 +141,7 @@ private: ModelAction * check_current_action(ModelAction *curr); bool initialize_curr_action(ModelAction **curr); bool process_read(ModelAction *curr); - bool process_write(ModelAction *curr); + bool process_write(ModelAction *curr, work_queue_t *work); bool process_fence(ModelAction *curr); bool process_mutex(ModelAction *curr); bool process_thread_action(ModelAction *curr); @@ -157,7 +160,8 @@ private: void set_backtracking(ModelAction *act); bool set_latest_backtrack(ModelAction *act); Promise * pop_promise_to_resolve(const ModelAction *curr); - bool resolve_promise(ModelAction *curr, Promise *promise); + bool resolve_promise(ModelAction *curr, Promise *promise, + work_queue_t *work); void compute_promises(ModelAction *curr); void compute_relseq_breakwrites(ModelAction *curr); @@ -180,6 +184,7 @@ private: bool w_modification_order(ModelAction *curr, ModelVector *send_fv); void get_release_seq_heads(ModelAction *acquire, ModelAction *read, rel_heads_list_t *release_heads); bool release_seq_heads(const ModelAction *rf, rel_heads_list_t *release_heads, struct release_seq *pending) const; + void propagate_clockvector(ModelAction *acquire, work_queue_t *work); bool resolve_release_sequences(void *location, work_queue_t *work_queue); void add_future_value(const ModelAction *writer, ModelAction *reader); @@ -190,13 +195,20 @@ private: /** Per-object list of actions. Maps an object (i.e., memory location) * to a trace of all actions performed on the object. */ - HashTable * const obj_map; + HashTable obj_map; /** Per-object list of actions. Maps an object (i.e., memory location) * to a trace of all actions performed on the object. */ HashTable condvar_waiters_map; HashTable *, uintptr_t, 4> obj_thrd_map; + + /** + * @brief List of currently-pending promises + * + * Promises are sorted by the execution order of the read(s) which + * created them + */ SnapVector promises; SnapVector futurevalues;