Merge pull request #351 from lf-lang/initialize-recycle-q

Put a single event on the recycle queue initially to avoid runtime malloc
lf-lang · Feb 7, 2024 · 85d54a4 · 85d54a4
2 parents d454505 + b10e17b
commit 85d54a4
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/core/reactor_common.c b/core/reactor_common.c
@@ -549,6 +549,13 @@ void _lf_initialize_timers(environment_t* env) {
             _lf_initialize_timer(env, env->timer_triggers[i]);
         }
     }
+
+    // To avoid runtime memory allocations for timer-driven programs
+    // the recycle queue is initialized with a single event.
+    if (env->timer_triggers_size > 0) {
+        event_t *e = _lf_get_new_event(env);
+        _lf_recycle_event(env, e);
+    }
 }
 
 /**