cyclegraph: change Promise nodes map

[c11tester.git] / action.cc

diff --git a/action.cc b/action.cc
index d5eb581a23d4e7ec5b7ffe3aefeff54fb263ae94..2390ecc7bd39f115380172075d14cd9e1c56cbe8 100644 (file)
--- a/action.cc
+++ b/action.cc
@@ -253,10 +253,11 @@ void ModelAction::copy_typeandorder(ModelAction * act)
  */
 Thread * ModelAction::get_thread_operand() const
 {
-       if (type == THREAD_CREATE)
-               /* THREAD_CREATE uses (Thread *) for location */
-               return (Thread *)get_location();
-       else if (type == THREAD_JOIN)
+       if (type == THREAD_CREATE) {
+               /* THREAD_CREATE stores its (Thread *) in a thrd_t::priv */
+               thrd_t *thrd = (thrd_t *)get_location();
+               return thrd->priv;
+       } else if (type == THREAD_JOIN)
                /* THREAD_JOIN uses (Thread *) for location */
                return (Thread *)get_location();
        else
@@ -299,9 +300,9 @@ bool ModelAction::could_synchronize_with(const ModelAction *act) const
        if (!same_var(act))
                return false;
 
-       // Explore interleavings of seqcst writes to guarantee total
+       // Explore interleavings of seqcst writes/fences to guarantee total
        // order of seq_cst operations that don't commute
-       if ((could_be_write() || act->could_be_write()) && is_seqcst() && act->is_seqcst())
+       if ((could_be_write() || act->could_be_write() || is_fence() || act->is_fence()) && is_seqcst() && act->is_seqcst())
                return true;
 
        // Explore synchronizing read/write pairs