1 #ifndef SIMDAG_PRIVATE_H
2 #define SIMDAG_PRIVATE_H
6 #include "simdag/simdag.h"
7 #include "simdag/datatypes.h"
10 #define SD_CHECK_INIT_DONE() xbt_assert0(sd_global != NULL, "Call SD_init() first")
12 /* Global variables */
14 typedef struct SD_global {
15 xbt_dict_t workstations; /* workstation list */
16 int workstation_count; /* number of workstations */
17 xbt_dict_t links; /* link list */
18 int watch_point_reached; /* has a task just reached a watch point? */
21 xbt_swag_t not_scheduled_task_set;
22 xbt_swag_t scheduled_task_set;
23 xbt_swag_t ready_task_set;
24 xbt_swag_t running_task_set;
25 xbt_swag_t done_task_set;
26 xbt_swag_t failed_task_set;
28 } s_SD_global_t, *SD_global_t;
30 extern SD_global_t sd_global;
33 typedef struct SD_link {
34 void *surf_link; /* surf object */
35 void *data; /* user data */
39 typedef struct SD_workstation {
40 void *surf_workstation; /* surf object */
41 void *data; /* user data */
45 typedef struct SD_task {
46 s_xbt_swag_hookup_t state_hookup;
48 void *data; /* user data */
51 surf_action_t surf_action;
52 unsigned short watch_points;
53 int state_changed; /* used only by SD_simulate, to make sure we put
54 the task only once in the returning array */
57 xbt_dynar_t tasks_before;
58 xbt_dynar_t tasks_after;
60 /* scheduling parameters (only exist in state SD_SCHEDULED) */
62 void **workstation_list; /* surf workstations */
63 double *computation_amount;
64 double *communication_amount;
68 /* Task dependencies */
69 typedef struct SD_dependency {
74 /* src must be finished before dst can start */
75 } s_SD_dependency_t, *SD_dependency_t;
77 /* SimDag private functions */
79 SD_link_t __SD_link_create(void *surf_link, void *data);
80 void __SD_link_destroy(void *link);
82 SD_workstation_t __SD_workstation_create(void *surf_workstation, void *data);
83 void __SD_workstation_destroy(void *workstation);
85 void __SD_task_set_state(SD_task_t task, e_SD_task_state_t new_state);
86 surf_action_t __SD_task_run(SD_task_t task);
87 void __SD_task_remove_dependencies(SD_task_t task);
89 /* Functions to test if the task is in a given state.
90 These functions are faster than using SD_task_get_state() */
92 /* Returns whether the given task is scheduled or ready. */
93 static _XBT_INLINE int __SD_task_is_scheduled_or_ready(SD_task_t task) {
94 return task->state_set == sd_global->scheduled_task_set ||
95 task->state_set == sd_global->ready_task_set;
98 /* Returns whether the state of the given task is SD_NOT_SCHEDULED. */
99 static _XBT_INLINE int __SD_task_is_not_scheduled(SD_task_t task) {
100 return task->state_set == sd_global->not_scheduled_task_set;
103 /* Returns whether the state of the given task is SD_SCHEDULED. */
104 static _XBT_INLINE int __SD_task_is_scheduled(SD_task_t task) {
105 return task->state_set == sd_global->scheduled_task_set;
108 /* Returns whether the state of the given task is SD_READY. */
109 static _XBT_INLINE int __SD_task_is_ready(SD_task_t task) {
110 return task->state_set == sd_global->ready_task_set;
113 /* Returns whether the state of the given task is SD_RUNNING. */
114 static _XBT_INLINE int __SD_task_is_running(SD_task_t task) {
115 return task->state_set == sd_global->running_task_set;