- for (unsigned int i = 0; i < available_thread.size(); i++) {
- thread_id_t tid = int_to_id(i);
- if (thread_is_available(tid) && model->is_enabled(tid))
- return false;
- }
- ASSERT(num_available_threads == 0);
- return true;
+ return num_available_threads == 0;
+}
+
+/**
+ * @brief Check if an action's thread and location are compatible for resolving
+ * this promise
+ * @param act The action to check against
+ * @return True if we are compatible; false otherwise
+ */
+bool Promise::is_compatible(const ModelAction *act) const
+{
+ return thread_is_available(act->get_tid()) && read->same_var(act);
+}
+
+/**
+ * @brief Check if an action's thread and location are compatible for resolving
+ * this promise, and that the promise is thread-exclusive
+ * @param act The action to check against
+ * @return True if we are compatible and exclusive; false otherwise
+ */
+bool Promise::is_compatible_exclusive(const ModelAction *act) const
+{
+ return get_num_available_threads() == 1 && is_compatible(act);