+void ModelAction::create_cv(ModelAction *parent)
+{
+ if (cv)
+ return;
+
+ if (parent)
+ cv = new ClockVector(parent->cv, this);
+ else
+ cv = new ClockVector(NULL, this);
+}
+
+void ModelAction::read_from(ModelAction *act)
+{
+ ASSERT(cv);
+ if (act->is_release() && this->is_acquire())
+ cv->merge(act->cv);
+ value = act->value;
+}
+