snapshot: print stack trace on segfault

[c11tester.git] / model.h

diff --git a/model.h b/model.h
index c3e5830211c9276ec7b5004504fbb9472df32069..cf03f0913c80db12e55fef5d3f91c7e75318c603 100644 (file)
--- a/model.h
+++ b/model.h
@@ -29,6 +29,13 @@ class Promise;
  */
 struct model_params {
        int maxreads;
+       int maxfuturedelay;
+};
+
+struct PendingFutureValue {
+       uint64_t value;
+       modelclock_t expiration;
+       ModelAction * act;
 };
 
 /**
@@ -60,6 +67,7 @@ public:
        void add_thread(Thread *t);
        void remove_thread(Thread *t);
        Thread * get_thread(thread_id_t tid) { return thread_map->get(id_to_int(tid)); }
+       Thread * get_thread(ModelAction *act) { return get_thread(act->get_tid()); }
 
        thread_id_t get_next_id();
        int get_num_threads();
@@ -73,11 +81,11 @@ public:
        ModelAction * get_parent_action(thread_id_t tid);
        bool next_execution();
        bool isfeasible();
+       bool isfeasibleotherthanRMW();
        bool isfinalfeasible();
        void check_promises(ClockVector *old_cv, ClockVector * merge_cv);
        void get_release_seq_heads(ModelAction *act,
                        std::vector<const ModelAction *> *release_heads);
-
        void finish_execution();
        bool isfeasibleprefix();
        void set_assert() {asserted=true;}
@@ -87,10 +95,11 @@ private:
        /** The scheduler to use: tracks the running/ready Threads */
        Scheduler *scheduler;
 
+       bool thin_air_constraint_may_allow(const ModelAction * writer, const ModelAction *reader);
        bool has_asserted() {return asserted;}
        void reset_asserted() {asserted=false;}
        int num_executions;
-
+       bool promises_expired();
        const model_params params;
 
        /**
@@ -114,6 +123,7 @@ private:
        bool resolve_promises(ModelAction *curr);
        void compute_promises(ModelAction *curr);
 
+       void check_curr_backtracking(ModelAction * curr);
        void add_action_to_lists(ModelAction *act);
        ModelAction * get_last_action(thread_id_t tid);
        ModelAction * get_last_seq_cst(const void *location);
@@ -138,6 +148,7 @@ private:
 
        HashTable<void *, std::vector<action_list_t>, uintptr_t, 4 > *obj_thrd_map;
        std::vector<Promise *> *promises;
+       std::vector<struct PendingFutureValue> *futurevalues;
 
        /**
         * Collection of lists of objects that might synchronize with one or