model: add synchronize() function

[model-checker.git] / model.h

diff --git a/model.h b/model.h
index 90c8a55e5f96f7ca93a6adcd6c6f28fdac96fa4a..3327683e65efb21c2fe716c6ccc6fbef1cc8dc8f 100644 (file)
--- a/model.h
+++ b/model.h
@@ -15,6 +15,7 @@
 #include "modeltypes.h"
 #include "stl-model.h"
 #include "context.h"
+#include "params.h"
 
 /* Forward declaration */
 class Node;
@@ -24,46 +25,13 @@ class Promise;
 class Scheduler;
 class Thread;
 class ClockVector;
-class Trace_Analysis;
+class TraceAnalysis;
 struct model_snapshot_members;
 
 /** @brief Shorthand for a list of release sequence heads */
 typedef ModelVector<const ModelAction *> rel_heads_list_t;
-
 typedef SnapList<ModelAction *> action_list_t;
 
-/**
- * Model checker parameter structure. Holds run-time configuration options for
- * the model checker.
- */
-struct model_params {
-       int maxreads;
-       int maxfuturedelay;
-       bool yieldon;
-       unsigned int fairwindow;
-       unsigned int enabledcount;
-       unsigned int bound;
-       unsigned int uninitvalue;
-
-       /** @brief Maximum number of future values that can be sent to the same
-        *  read */
-       int maxfuturevalues;
-
-       /** @brief Only generate a new future value/expiration pair if the
-        *  expiration time exceeds the existing one by more than the slop
-        *  value */
-       unsigned int expireslop;
-
-       /** @brief Verbosity (0 = quiet; 1 = noisy) */
-       int verbose;
-
-       /** @brief Command-line argument count to pass to user program */
-       int argc;
-
-       /** @brief Command-line arguments to pass to user program */
-       char **argv;
-};
-
 /** @brief Model checker execution stats */
 struct execution_stats {
        int num_total; /**< @brief Total number of executions */
@@ -138,6 +106,12 @@ public:
 
        const model_params params;
        Node * get_curr_node() const;
+       void add_trace_analysis(TraceAnalysis *a) {
+               trace_analyses->push_back(a);
+       }
+
+       action_list_t * get_actions_on_obj(void * obj, thread_id_t tid);
+       ModelAction * get_last_action(thread_id_t tid) const;
 
        MEMALLOC
 private:
@@ -169,6 +143,7 @@ private:
        bool process_thread_action(ModelAction *curr);
        void process_relseq_fixup(ModelAction *curr, work_queue_t *work_queue);
        bool read_from(ModelAction *act, const ModelAction *rf);
+       bool synchronize(const ModelAction *first, ModelAction *second);
        bool check_action_enabled(ModelAction *curr);
 
        Thread * take_step(ModelAction *curr);
@@ -198,7 +173,6 @@ private:
 
        void check_curr_backtracking(ModelAction *curr);
        void add_action_to_lists(ModelAction *act);
-       ModelAction * get_last_action(thread_id_t tid) const;
        ModelAction * get_last_fence_release(thread_id_t tid) const;
        ModelAction * get_last_seq_cst_write(ModelAction *curr) const;
        ModelAction * get_last_seq_cst_fence(thread_id_t tid, const ModelAction *before_fence) const;
@@ -247,7 +221,7 @@ private:
        SnapVector<ModelAction *> * const thrd_last_action;
        SnapVector<ModelAction *> * const thrd_last_fence_release;
        NodeStack * const node_stack;
-       ModelVector<Trace_Analysis *> * trace_analyses;
+       ModelVector<TraceAnalysis *> * trace_analyses;
 
 
        /** Private data members that should be snapshotted. They are grouped
@@ -282,6 +256,7 @@ private:
        bool is_feasible_prefix_ignore_relseq() const;
        bool is_infeasible() const;
        bool is_deadlocked() const;
+       bool too_many_steps() const;
        bool is_complete_execution() const;
        bool have_bug_reports() const;
        void print_bugs() const;