#include "stl-model.h"
#include "context.h"
#include "params.h"
-
-/* Forward declaration */
-class Node;
-class NodeStack;
-class CycleGraph;
-class Promise;
-class Scheduler;
-class Thread;
-class ClockVector;
-class TraceAnalysis;
-class ModelExecution;
-class ModelAction;
-
-typedef SnapList<ModelAction *> action_list_t;
+#include "classlist.h"
+#include "snapshot-interface.h"
/** @brief Model checker execution stats */
struct execution_stats {
- int num_total; /**< @brief Total number of executions */
- int num_infeasible; /**< @brief Number of infeasible executions */
- int num_buggy_executions; /** @brief Number of buggy executions */
- int num_complete; /**< @brief Number of feasible, non-buggy, complete executions */
- int num_redundant; /**< @brief Number of redundant, aborted executions */
+ int num_total; /**< @brief Total number of executions */
+ int num_buggy_executions; /** @brief Number of buggy executions */
+ int num_complete; /**< @brief Number of feasible, non-buggy, complete executions */
};
/** @brief The central structure for model-checking */
class ModelChecker {
public:
- ModelChecker(struct model_params params);
+ ModelChecker();
~ModelChecker();
-
+ model_params * getParams();
void run();
- /** Restart the model checker, intended for pluggins. */
- void restart();
-
/** Exit the model checker, intended for pluggins. */
void exit_model_checker();
- /** Check the exit_flag. */
- bool get_exit_flag() const { return exit_flag; }
-
/** @returns the context for the main model-checking system thread */
ucontext_t * get_system_context() { return &system_context; }
ModelExecution * get_execution() const { return execution; }
+ ModelHistory * get_history() const { return history; }
int get_execution_number() const { return execution_number; }
Thread * get_thread(thread_id_t tid) const;
Thread * get_thread(const ModelAction *act) const;
- Thread * get_pthread(pthread_t pid);
Thread * get_current_thread() const;
void switch_from_master(Thread *thread);
uint64_t switch_to_master(ModelAction *act);
- bool assert_bug(const char *msg, ...);
+ void assert_bug(const char *msg, ...);
+
void assert_user_bug(const char *msg);
- const model_params params;
- void add_trace_analysis(TraceAnalysis *a) { trace_analyses.push_back(a); }
- void set_inspect_plugin(TraceAnalysis *a) { inspect_plugin=a; }
+ model_params params;
+ void add_trace_analysis(TraceAnalysis *a) { trace_analyses.push_back(a); }
+ void set_inspect_plugin(TraceAnalysis *a) { inspect_plugin=a; }
+ void startChecker();
+ Thread * getInitThread() {return init_thread;}
+ Scheduler * getScheduler() {return scheduler;}
MEMALLOC
private:
- /** Flag indicates whether to restart the model checker. */
- bool restart_flag;
- /** Flag indicates whether to exit the model checker. */
- bool exit_flag;
+ /** Snapshot id we return to restart. */
+ snapshot_id snapshot;
/** The scheduler to use: tracks the running/ready Threads */
Scheduler * const scheduler;
- NodeStack * const node_stack;
+ ModelHistory * history;
ModelExecution *execution;
+ Thread * init_thread;
int execution_number;
unsigned int get_num_threads() const;
- void execute_sleep_set();
-
- bool next_execution();
+ void finish_execution(bool moreexecutions);
bool should_terminate_execution();
Thread * get_next_thread();
void reset_to_initial_state();
- ModelAction *diverge;
- ModelAction *earliest_diverge;
-
ucontext_t system_context;
ModelVector<TraceAnalysis *> trace_analyses;
- /** @bref Implement restart. */
- void do_restart();
/** @bref Plugin that can inspect new actions. */
TraceAnalysis *inspect_plugin;
/** @brief The cumulative execution stats */
void print_bugs() const;
void print_execution(bool printbugs) const;
void print_stats() const;
-
- friend void user_main_wrapper();
};
extern ModelChecker *model;
+void parse_options(struct model_params *params);
+void install_trace_analyses(ModelExecution *execution);
-#endif /* __MODEL_H__ */
+#endif /* __MODEL_H__ */