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added SemaphoreHeap

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hyunghwan.chung
2016-03-16 02:27:18 +00:00
parent b3b9af86fd
commit fabc9afee8
8 changed files with 274 additions and 84 deletions
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21
stix/lib/stix.h
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@ -544,7 +544,7 @@ struct stix_context_t
typedef struct stix_process_t stix_process_t;
typedef struct stix_process_t* stix_oop_process_t;
#define STIX_SEMAPHORE_NAMED_INSTVARS 3
#define STIX_SEMAPHORE_NAMED_INSTVARS 5
typedef struct stix_semaphore_t stix_semaphore_t;
typedef struct stix_semaphore_t* stix_oop_semaphore_t;
@ -557,8 +557,8 @@ struct stix_process_t
stix_oop_t state; /* SmallInteger */
stix_oop_t sp; /* stack pointer. SmallInteger */
stix_oop_process_t p_prev;
stix_oop_process_t p_next;
stix_oop_process_t prev;
stix_oop_process_t next;
stix_oop_semaphore_t sem;
@ -572,9 +572,11 @@ struct stix_semaphore_t
stix_oop_t count; /* SmallInteger */
stix_oop_process_t waiting_head;
stix_oop_process_t waiting_tail;
stix_oop_t sempq_index;
stix_oop_t sempq_firing_time;
};
#define STIX_PROCESS_SCHEDULER_NAMED_INSTVARS 4
#define STIX_PROCESS_SCHEDULER_NAMED_INSTVARS 5
typedef struct stix_process_scheduler_t stix_process_scheduler_t;
typedef struct stix_process_scheduler_t* stix_oop_process_scheduler_t;
struct stix_process_scheduler_t
@ -584,6 +586,7 @@ struct stix_process_scheduler_t
stix_oop_process_t active; /* pointer to an active process in the runnable process list */
stix_oop_process_t runnable_head; /* runnable process list */
stix_oop_process_t runnable_tail; /* runnable process list */
stix_oop_t sempq; /* SemaphoreHeap */
};
/**
@ -772,8 +775,14 @@ struct stix_t
stix_oop_process_scheduler_t processor; /* instance of ProcessScheduler */
stix_oop_process_t nil_process; /* instance of Process */
stix_oop_semaphore_t sem_list[256]; /* TODO: make it dynamic */
stix_oow_t sem_count;
stix_oop_semaphore_t* sem_list;
stix_oow_t sem_list_count;
stix_oow_t sem_list_capa;
/* semaphores sorted according to expiry */
stix_oop_semaphore_t* sem_heap;
stix_oow_t sem_heap_count;
stix_oow_t sem_heap_capa;
stix_oop_t* tmp_stack[256]; /* stack for temporaries */
stix_oow_t tmp_count;