X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=model.h;h=d71ad8f69204f9a1905269595f80cdbff191a0f8;hb=HEAD;hp=77db6aa79569c9611d1e296fa5fa2b4134f6e584;hpb=e7e175a74d95b5ed0a50750453168275f2fa3589;p=c11tester.git diff --git a/model.h b/model.h index 77db6aa7..d71ad8f6 100644 --- a/model.h +++ b/model.h @@ -15,91 +15,89 @@ #include "stl-model.h" #include "context.h" #include "params.h" +#include "classlist.h" +#include "snapshot-interface.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 action_list_t; +#define ENTER_MODEL_FLAG (inside_model = 1) +#define EXIT_MODEL_FLAG (inside_model = 0) +#define GET_MODEL_FLAG (inside_model) +#define RESTORE_MODEL_FLAG(f) (inside_model = f) /** @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(); - - /** @returns the context for the main model-checking system thread */ - ucontext_t * get_system_context() { return &system_context; } + /** Exit the model checker, intended for pluggins. */ + void exit_model_checker(); - const ModelExecution * get_execution() const { return execution; } + ModelExecution * get_execution() const { return execution; } int get_execution_number() const { return execution_number; } Thread * get_thread(thread_id_t tid) const; Thread * get_thread(const ModelAction *act) const; - bool is_enabled(Thread *t) const; - bool is_enabled(thread_id_t tid) const; - Thread * get_current_thread() const; + thread_id_t get_current_thread_id() const; - void switch_from_master(Thread *thread); - uint64_t switch_to_master(ModelAction *act); + uint64_t switch_thread(ModelAction *act); - bool assert_bug(const char *msg, ...); - void assert_user_bug(const char *msg); + void assert_bug(const char *msg, ...); - const model_params params; - void add_trace_analysis(TraceAnalysis *a) { - trace_analyses.push_back(a); - } + void assert_user_bug(const char *msg); + 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: + /** 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; ModelExecution *execution; + Thread * init_thread; int execution_number; - unsigned int get_num_threads() const; + unsigned int curr_thread_num; + Thread * chosen_thread; + bool break_execution; - void execute_sleep_set(); + void startRunExecution(Thread *old); + void finishRunExecution(Thread *old); + Thread * getNextThread(Thread *old); + bool handleChosenThread(Thread *old); - bool next_execution(); + modelclock_t checkfree; + + unsigned int get_num_threads() const; + + 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 trace_analyses; + char random_state[256]; + /** @bref Plugin that can inspect new actions. */ + TraceAnalysis *inspect_plugin; /** @brief The cumulative execution stats */ struct execution_stats stats; void record_stats(); @@ -107,10 +105,12 @@ private: void print_bugs() const; void print_execution(bool printbugs) const; void print_stats() const; - - friend void user_main_wrapper(); }; +extern int inside_model; extern ModelChecker *model; +void parse_options(struct model_params *params); +void install_trace_analyses(ModelExecution *execution); +void createModelIfNotExist(); -#endif /* __MODEL_H__ */ +#endif /* __MODEL_H__ */