switch to snapshot/modelalloc versions of stl classes

[model-checker.git] / model.h

diff --git a/model.h b/model.h
index 9e0b34ba18b25cf642a92dea56321763c23b48ba..0af3425deefa1743fd03ca99c055678c26f48e22 100644 (file)
--- a/model.h
+++ b/model.h
@@ -5,7 +5,7 @@
 #ifndef __MODEL_H__
 #define __MODEL_H__
 
-#include <vector>
+#include "stl_wrappers.h"
 #include <cstddef>
 #include <ucontext.h>
 #include <inttypes.h>
@@ -27,9 +27,9 @@ class ClockVector;
 struct model_snapshot_members;
 
 /** @brief Shorthand for a list of release sequence heads */
-typedef std::vector< const ModelAction *, ModelAlloc<const ModelAction *> > rel_heads_list_t;
+typedef model_vector< const ModelAction * > rel_heads_list_t;
 
-typedef std::list< ModelAction *, SnapshotAlloc<ModelAction *> > action_list_t;
+typedef snap_list< ModelAction * > action_list_t;
 
 /**
  * Model checker parameter structure. Holds run-time configuration options for
@@ -38,9 +38,11 @@ typedef std::list< ModelAction *, SnapshotAlloc<ModelAction *> > action_list_t;
 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 */
@@ -113,6 +115,7 @@ public:
        void remove_thread(Thread *t);
        Thread * get_thread(thread_id_t tid) const;
        Thread * get_thread(const ModelAction *act) const;
+       int get_promise_number(const Promise *promise) const;
 
        bool is_enabled(Thread *t) const;
        bool is_enabled(thread_id_t tid) const;
@@ -166,15 +169,22 @@ private:
 
        Thread * take_step(ModelAction *curr);
 
-       void check_recency(ModelAction *curr, const ModelAction *rf);
+       template <typename T>
+       bool check_recency(ModelAction *curr, const T *rf) const;
+
+       template <typename T, typename U>
+       bool should_read_instead(const ModelAction *curr, const T *rf, const U *other_rf) const;
+
        ModelAction * get_last_fence_conflict(ModelAction *act) const;
        ModelAction * get_last_conflict(ModelAction *act) const;
        void set_backtracking(ModelAction *act);
-       Thread * get_next_thread(ModelAction *curr);
+       Thread * action_select_next_thread(const ModelAction *curr) const;
+       Thread * get_next_thread();
        bool set_latest_backtrack(ModelAction *act);
        ModelAction * get_next_backtrack();
        void reset_to_initial_state();
-       bool resolve_promises(ModelAction *curr);
+       int get_promise_to_resolve(const ModelAction *curr) const;
+       bool resolve_promise(ModelAction *curr, unsigned int promise_idx);
        void compute_promises(ModelAction *curr);
        void compute_relseq_breakwrites(ModelAction *curr);
 
@@ -194,13 +204,13 @@ private:
        template <typename rf_type>
        bool r_modification_order(ModelAction *curr, const rf_type *rf);
 
-       bool w_modification_order(ModelAction *curr);
+       bool w_modification_order(ModelAction *curr, std::vector< ModelAction *, ModelAlloc<ModelAction *> > *send_fv);
        void get_release_seq_heads(ModelAction *acquire, ModelAction *read, rel_heads_list_t *release_heads);
        bool release_seq_heads(const ModelAction *rf, rel_heads_list_t *release_heads, struct release_seq *pending) const;
        bool resolve_release_sequences(void *location, work_queue_t *work_queue);
        void add_future_value(const ModelAction *writer, ModelAction *reader);
 
-       ModelAction * new_uninitialized_action(void *location) const;
+       ModelAction * get_uninitialized_action(const ModelAction *curr) const;
 
        ModelAction *diverge;
        ModelAction *earliest_diverge;
@@ -221,9 +231,9 @@ private:
         * to a trace of all actions performed on the object. */
        HashTable<const void *, action_list_t *, uintptr_t, 4> * const condvar_waiters_map;
 
-       HashTable<void *, std::vector<action_list_t> *, uintptr_t, 4 > * const obj_thrd_map;
-       std::vector< Promise *, SnapshotAlloc<Promise *> > * const promises;
-       std::vector< struct PendingFutureValue, SnapshotAlloc<struct PendingFutureValue> > * const futurevalues;
+       HashTable<void *, snap_vector<action_list_t> *, uintptr_t, 4 > * const obj_thrd_map;
+       snap_vector< Promise * > * const promises;
+       snap_vector< struct PendingFutureValue > * const futurevalues;
 
        /**
         * List of pending release sequences. Release sequences might be
@@ -231,10 +241,10 @@ private:
         * are established. Each entry in the list may only be partially
         * filled, depending on its pending status.
         */
-       std::vector< struct release_seq *, SnapshotAlloc<struct release_seq *> > * const pending_rel_seqs;
+       snap_vector< struct release_seq * > * const pending_rel_seqs;
 
-       std::vector< ModelAction *, SnapshotAlloc<ModelAction *> > * const thrd_last_action;
-       std::vector< ModelAction *, SnapshotAlloc<ModelAction *> > * const thrd_last_fence_release;
+       snap_vector< ModelAction * > * const thrd_last_action;
+       snap_vector< ModelAction * > * const thrd_last_fence_release;
        NodeStack * const node_stack;
 
        /** Private data members that should be snapshotted. They are grouped
@@ -269,6 +279,7 @@ private:
        bool is_feasible_prefix_ignore_relseq() const;
        bool is_infeasible() const;
        bool is_deadlocked() const;
+       bool is_circular_wait(const Thread *t) const;
        bool is_complete_execution() const;
        bool have_bug_reports() const;
        void print_bugs() const;