X-Git-Url: http://plrg.eecs.uci.edu/git/?p=model-checker.git;a=blobdiff_plain;f=schedule.h;h=72670590dac3151bc9509ca2b5d60f2fe665c210;hp=cba4b11a6d597011910ceec3a55324d5edf136f4;hb=b8b39c87557325a384faa45d0cae56a6f71f52b1;hpb=ca8ff397344fe054228da40ca7009ba5756e7d1a diff --git a/schedule.h b/schedule.h index cba4b11..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. */ @@ -18,13 +25,27 @@ public: Scheduler(); void add_thread(Thread *t); void remove_thread(Thread *t); - Thread * next_thread(void); - Thread * get_current_thread(void); - void print(); + 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: - std::list readyList; + /** The list of available Threads that are not currently running */ + 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; };