X-Git-Url: http://plrg.eecs.uci.edu/git/?p=c11tester.git;a=blobdiff_plain;f=model.cc;h=da982d0db415395ed2be39e9dfcf3b34f74c1efe;hp=09e6b9da3150ddc88de4cc4b8ce363725cc493f3;hb=d596a0e422232c82e01fe266ca2099d0eff5de0f;hpb=e8e32b7efa96a0b36c1475b58368d002408a7ea7

diff --git a/model.cc b/model.cc
index 09e6b9da..da982d0d 100644
--- a/model.cc
+++ b/model.cc
@@ -272,8 +272,10 @@ bool ModelChecker::next_execution()
 			pending_rel_seqs->size());
 
 
-	if (isfinalfeasible() || (params.bound != 0 && priv->used_sequence_numbers > params.bound ) || DBG_ENABLED() )
+	if (isfinalfeasible() || (params.bound != 0 && priv->used_sequence_numbers > params.bound ) || DBG_ENABLED() ) {
+		checkDataRaces();
 		print_summary();
+	}
 
 	if ((diverge = get_next_backtrack()) == NULL)
 		return false;
@@ -1386,10 +1388,9 @@ bool ModelChecker::mo_may_allow(const ModelAction *writer, const ModelAction *re
 {
 	std::vector<action_list_t> *thrd_lists = obj_thrd_map->get_safe_ptr(reader->get_location());
 	unsigned int i;
-
 	/* Iterate over all threads */
 	for (i = 0; i < thrd_lists->size(); i++) {
-		ModelAction *write_after_read = NULL;
+		const ModelAction *write_after_read = NULL;
 
 		/* Iterate over actions in thread, starting from most recent */
 		action_list_t *list = &(*thrd_lists)[i];
@@ -1401,12 +1402,14 @@ bool ModelChecker::mo_may_allow(const ModelAction *writer, const ModelAction *re
 				break;
 			else if (act->is_write())
 				write_after_read = act;
+			else if (act->is_read()&&act->get_reads_from()!=NULL&&act!=reader) {
+				write_after_read = act->get_reads_from();
+			}
 		}
-
-		if (write_after_read && mo_graph->checkReachable(write_after_read, writer))
+		
+		if (write_after_read && write_after_read!=writer && mo_graph->checkReachable(write_after_read, writer))
 			return false;
 	}
-
 	return true;
 }
 
@@ -1834,7 +1837,7 @@ void ModelChecker::compute_promises(ModelAction *curr)
 				!act->same_thread(curr) &&
 				act->get_location() == curr->get_location() &&
 				promise->get_value() == curr->get_value()) {
-			curr->get_node()->set_promise(i);
+			curr->get_node()->set_promise(i, act->is_rmw());
 		}
 	}
 }
@@ -1856,6 +1859,16 @@ void ModelChecker::check_promises(thread_id_t tid, ClockVector *old_cv, ClockVec
 	}
 }
 
+void ModelChecker::check_promises_thread_disabled() {
+	for (unsigned int i = 0; i < promises->size(); i++) {
+		Promise *promise = (*promises)[i];
+		if (promise->check_promise()) {
+			failed_promise = true;
+			return;
+		}
+	}
+}
+
 /** Checks promises in response to addition to modification order for threads.
  * Definitions:
  * pthread is the thread that performed the read that created the promise
@@ -1915,7 +1928,7 @@ void ModelChecker::mo_check_promises(thread_id_t tid, const ModelAction *write)
 		if (promise->has_sync_thread(tid))
 			continue;
 		
-		if (mo_graph->checkReachable(promise->get_write(), write)) {
+		if (promise->get_write()&&mo_graph->checkReachable(promise->get_write(), write)) {
 			if (promise->increment_threads(tid)) {
 				failed_promise = true;
 				return;