X-Git-Url: http://plrg.eecs.uci.edu/git/?p=c11tester.git;a=blobdiff_plain;f=model.h;h=b81858c87f6a815c2ea4d58c5fc46f2562d72534;hp=94483536cf4e7468346417c7d7ad87887ecaac9e;hb=43124ec9b82ef50d2adb5cdbf0639f5330995a8b;hpb=a65e234b607444355eb6e34097ee55ba93d4c01b diff --git a/model.h b/model.h index 94483536..b81858c8 100644 --- a/model.h +++ b/model.h @@ -15,51 +15,34 @@ #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; +#include "classlist.h" +#include "snapshot-interface.h" typedef SnapList action_list_t; /** @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; } @@ -70,47 +53,59 @@ public: void switch_from_master(Thread *thread); uint64_t switch_to_master(ModelAction *act); + uint64_t switch_thread(ModelAction *act); + + void continueExecution(Thread *old); + void finishExecution(Thread *old); + void consumeAction(); + void chooseThread(ModelAction *act, Thread *old); + Thread * getNextThread(); + void handleChosenThread(Thread *old); + void handleNewValidThread(Thread *old, Thread *next); + + void assert_bug(const char *msg, ...); - bool 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; + unsigned int curr_thread_num; - void execute_sleep_set(); + Thread * chosen_thread; - bool next_execution(); + bool thread_chosen; + + 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; - /** @bref Implement restart. */ - void do_restart(); /** @bref Plugin that can inspect new actions. */ TraceAnalysis *inspect_plugin; /** @brief The cumulative execution stats */ @@ -120,10 +115,10 @@ private: 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__ */