model: push mo_graph cycle check into release_seq code

[c11tester.git] / action.cc

diff --git a/action.cc b/action.cc
index e5c9afe46f4cd81fff20555344b669c23c9b4bb1..3fda30de4bf7e425ac99fe95d5c30aca198965d5 100644 (file)
--- a/action.cc
+++ b/action.cc
@@ -27,6 +27,10 @@ ModelAction::~ModelAction()
                delete cv;
 }
 
+void ModelAction::copy_from_new(ModelAction *newaction) {
+       seq_number=newaction->seq_number;
+}
+
 bool ModelAction::is_mutex_op() const {
        return type == ATOMIC_LOCK || type == ATOMIC_TRYLOCK || type == ATOMIC_UNLOCK;
 }
@@ -180,6 +184,23 @@ bool ModelAction::is_synchronizing(const ModelAction *act) const
        return false;
 }
 
+bool ModelAction::is_conflicting_lock(const ModelAction *act) const
+{
+       //Must be different threads to reorder
+       if (same_thread(act))
+               return false;
+       
+       //Try to reorder a lock past a successful lock
+       if (act->is_success_lock())
+               return true;
+       
+       //Try to push a successful trylock past an unlock
+       if (act->is_unlock() && is_trylock() && value == VALUE_TRYSUCCESS)
+               return true;
+
+       return false;
+}
+
 void ModelAction::create_cv(const ModelAction *parent)
 {
        if (cv)
@@ -278,6 +299,15 @@ void ModelAction::print(void) const
        case ATOMIC_INIT:
                type_str = "init atomic";
                break;
+       case ATOMIC_LOCK:
+               type_str = "lock";
+               break;
+       case ATOMIC_UNLOCK:
+               type_str = "unlock";
+               break;
+       case ATOMIC_TRYLOCK:
+               type_str = "trylock";
+               break;
        default:
                type_str = "unknown type";
        }