1 #ifndef SIMDAG_PRIVATE_H
2 #define SIMDAG_PRIVATE_H
7 #include "simdag/simdag.h"
8 #include "simdag/datatypes.h"
11 #define SD_INITIALISED() (sd_global != NULL)
12 #define SD_CHECK_INIT_DONE() xbt_assert0(SD_INITIALISED(), "Call SD_init() first");
14 /* Global variables */
16 typedef struct SD_global {
17 xbt_dict_t workstations; /* workstation dictionary */
18 int workstation_count; /* number of workstations */
19 SD_workstation_t *workstation_list; /* array of workstations, created only if
20 necessary in SD_workstation_get_list */
22 xbt_dict_t links; /* links */
23 int link_count; /* number of links */
24 SD_link_t *link_list; /* array of links, created only if
25 necessary in SD_link_get_list */
26 SD_link_t *recyclable_route; /* array returned by SD_route_get_list
27 and mallocated only once */
29 int watch_point_reached; /* has a task just reached a watch point? */
32 xbt_swag_t not_scheduled_task_set;
33 xbt_swag_t scheduled_task_set;
34 xbt_swag_t ready_task_set;
35 xbt_swag_t in_fifo_task_set;
36 xbt_swag_t running_task_set;
37 xbt_swag_t done_task_set;
38 xbt_swag_t failed_task_set;
42 } s_SD_global_t, *SD_global_t;
44 extern SD_global_t sd_global;
47 typedef struct SD_link {
48 void *surf_link; /* surf object */
49 void *data; /* user data */
53 typedef struct SD_workstation {
54 void *surf_workstation; /* surf object */
55 void *data; /* user data */
56 e_SD_workstation_access_mode_t access_mode;
58 xbt_fifo_t task_fifo; /* only used in sequential mode */
59 SD_task_t current_task; /* only used in sequential mode */
63 typedef struct SD_task {
64 s_xbt_swag_hookup_t state_hookup;
66 e_SD_task_state_t state;
67 void *data; /* user data */
73 surf_action_t surf_action;
74 unsigned short watch_points;
76 int state_changed; /* used only by SD_simulate, to make sure we put
77 the task only once in the returning array */
78 int fifo_checked; /* used by SD_task_just_done to make sure we evaluate
82 xbt_dynar_t tasks_before;
83 xbt_dynar_t tasks_after;
85 /* scheduling parameters (only exist in state SD_SCHEDULED) */
87 SD_workstation_t *workstation_list; /* surf workstations */
88 double *computation_amount;
89 double *communication_amount;
93 /* Task dependencies */
94 typedef struct SD_dependency {
99 /* src must be finished before dst can start */
100 } s_SD_dependency_t, *SD_dependency_t;
102 /* SimDag private functions */
104 SD_link_t __SD_link_create(void *surf_link, void *data);
105 void __SD_link_destroy(void *link);
107 SD_workstation_t __SD_workstation_create(void *surf_workstation, void *data);
108 void __SD_workstation_destroy(void *workstation);
109 int __SD_workstation_is_busy(SD_workstation_t workstation);
111 void __SD_task_set_state(SD_task_t task, e_SD_task_state_t new_state);
112 void __SD_task_really_run(SD_task_t task);
113 int __SD_task_try_to_run(SD_task_t task);
114 void __SD_task_just_done(SD_task_t task);
116 /* Functions to test if the task is in a given state. */
118 /* Returns whether the given task is scheduled or ready. */
119 static XBT_INLINE int __SD_task_is_scheduled_or_ready(SD_task_t task) {
120 return task->state_set == sd_global->scheduled_task_set ||
121 task->state_set == sd_global->ready_task_set;
124 /* Returns whether the state of the given task is SD_NOT_SCHEDULED. */
125 static XBT_INLINE int __SD_task_is_not_scheduled(SD_task_t task) {
126 return task->state_set == sd_global->not_scheduled_task_set;
129 /* Returns whether the state of the given task is SD_SCHEDULED. */
130 static XBT_INLINE int __SD_task_is_scheduled(SD_task_t task) {
131 return task->state_set == sd_global->scheduled_task_set;
134 /* Returns whether the state of the given task is SD_READY. */
135 static XBT_INLINE int __SD_task_is_ready(SD_task_t task) {
136 return task->state_set == sd_global->ready_task_set;
139 /* Returns whether the state of the given task is SD_IN_FIFO. */
140 static XBT_INLINE int __SD_task_is_in_fifo(SD_task_t task) {
141 return task->state_set == sd_global->in_fifo_task_set;
144 /* Returns whether the state of the given task is SD_READY or SD_IN_FIFO. */
145 static XBT_INLINE int __SD_task_is_ready_or_in_fifo(SD_task_t task) {
146 return task->state_set == sd_global->ready_task_set ||
147 task->state_set == sd_global->in_fifo_task_set;
150 /* Returns whether the state of the given task is SD_RUNNING. */
151 static XBT_INLINE int __SD_task_is_running(SD_task_t task) {
152 return task->state_set == sd_global->running_task_set;