X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=schedule.h;h=72670590dac3151bc9509ca2b5d60f2fe665c210;hb=15fabc6f4e6591341940a8087a8dd088af59bb5c;hp=c8153b31821d554940d9faa5d4f1b83dd912f58c;hpb=1f89a2b5691c26417c93d283e73e181bc6cea1a5;p=model-checker.git diff --git a/schedule.h b/schedule.h index c8153b3..7267059 100644 --- a/schedule.h +++ b/schedule.h @@ -10,6 +10,13 @@ /* Forward declaration */ class Thread; +class Node; + +typedef enum enabled_type { + THREAD_DISABLED, + THREAD_ENABLED, + THREAD_SLEEP_SET +} enabled_type_t; /** @brief The Scheduler class performs the mechanics of Thread execution * scheduling. */ @@ -18,14 +25,25 @@ public: Scheduler(); void add_thread(Thread *t); void remove_thread(Thread *t); - Thread * next_thread(); + void sleep(Thread *t); + void wake(Thread *t); + Thread * next_thread(Thread *t); Thread * get_current_thread() const; void print() const; + enabled_type_t * get_enabled() { return enabled; }; + void remove_sleep(Thread *t); + void add_sleep(Thread *t); + enabled_type_t get_enabled(Thread *t); + void update_sleep_set(Node *n); + bool is_enabled(Thread *t) const; SNAPSHOTALLOC private: /** The list of available Threads that are not currently running */ - std::list readyList; + enabled_type_t *enabled; + int enabled_len; + int curr_thread_index; + void set_enabled(Thread *t, enabled_type_t enabled_status); /** The currently-running Thread */ Thread *current;