struct release_seq {
/** @brief The acquire operation */
ModelAction *acquire;
- /** @brief The head of the RMW chain from which 'acquire' reads; may be
+ /** @brief The read operation that may read from a release sequence;
+ * may be the same as acquire, or else an earlier action in the same
+ * thread (i.e., when 'acquire' is a fence-acquire) */
+ const ModelAction *read;
+ /** @brief The head of the RMW chain from which 'read' reads; may be
* equal to 'release' */
const ModelAction *rf;
/** @brief The head of the potential longest release sequence chain */
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);
bool isfeasibleprefix() const;
bool assert_bug(const char *msg);
void assert_user_bug(const char *msg);
- void set_bad_synchronization();
-
const model_params params;
Node * get_curr_node() const;
bool mo_may_allow(const ModelAction * writer, const ModelAction *reader);
bool has_asserted() const;
void set_assert();
+ void set_bad_synchronization();
bool promises_expired() const;
void execute_sleep_set();
void wake_up_sleeping_actions(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_fence(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 read_from(ModelAction *act, const ModelAction *rf);
bool check_action_enabled(ModelAction *curr);
bool take_step();
void post_r_modification_order(ModelAction *curr, const ModelAction *rf);
bool r_modification_order(ModelAction *curr, const ModelAction *rf);
bool w_modification_order(ModelAction *curr);
+ 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;
bool resolve_release_sequences(void *location, work_queue_t *work_queue);