action: store Promise in ModelAction

[model-checker.git] / action.cc

diff --git a/action.cc b/action.cc
index bb2b282a67a9c5aa3852d57c7936b438fc3688d1..13da2b96312f0ee9c524b04fb13f0fcc997697b5 100644 (file)
--- a/action.cc
+++ b/action.cc
@@ -393,10 +393,22 @@ Node * ModelAction::get_node() const
 void ModelAction::set_read_from(const ModelAction *act)
 {
        reads_from = act;
+       reads_from_promise = NULL;
        if (act && act->is_uninitialized())
                model->assert_bug("May read from uninitialized atomic\n");
 }
 
+/**
+ * Set this action's read-from promise
+ * @param promise The promise to read from
+ */
+void ModelAction::set_read_from_promise(const Promise *promise)
+{
+       ASSERT(is_read());
+       reads_from_promise = promise;
+       reads_from = NULL;
+}
+
 /**
  * Synchronize the current thread with the thread corresponding to the
  * ModelAction parameter.