SMPI's network model calibration script: you give it information about your platform...

[simgrid.git] / src / simdag / sd_global.c

diff --git a/src/simdag/sd_global.c b/src/simdag/sd_global.c
index b44630c..a20439f 100644 (file)
--- a/src/simdag/sd_global.c
+++ b/src/simdag/sd_global.c
@@ -12,6 +12,11 @@
 #include "xbt/log.h"
 #include "xbt/str.h"
 #include "xbt/config.h"
+#ifdef HAVE_LUA
+#include <lua.h>
+#include <lauxlib.h>
+#include <lualib.h>
+#endif
 
 XBT_LOG_NEW_CATEGORY(sd, "Logging specific to SimDag");
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(sd_kernel, sd,
@@ -58,9 +63,11 @@ void SD_init(int *argc, char **argv)
 
   sd_global->not_scheduled_task_set =
     xbt_swag_new(xbt_swag_offset(task, state_hookup));
-  sd_global->scheduled_task_set =
+  sd_global->schedulable_task_set =
     xbt_swag_new(xbt_swag_offset(task, state_hookup));
-  sd_global->ready_task_set =
+  sd_global->scheduled_task_set =
+      xbt_swag_new(xbt_swag_offset(task, state_hookup));
+  sd_global->runnable_task_set =
     xbt_swag_new(xbt_swag_offset(task, state_hookup));
   sd_global->in_fifo_task_set =
     xbt_swag_new(xbt_swag_offset(task, state_hookup));
@@ -96,8 +103,9 @@ void SD_application_reinit(void)
   if (SD_INITIALISED()) {
     DEBUG0("Recreating the swags...");
     xbt_swag_free(sd_global->not_scheduled_task_set);
+    xbt_swag_free(sd_global->schedulable_task_set);
     xbt_swag_free(sd_global->scheduled_task_set);
-    xbt_swag_free(sd_global->ready_task_set);
+    xbt_swag_free(sd_global->runnable_task_set);
     xbt_swag_free(sd_global->in_fifo_task_set);
     xbt_swag_free(sd_global->running_task_set);
     xbt_swag_free(sd_global->done_task_set);
@@ -105,9 +113,11 @@ void SD_application_reinit(void)
 
     sd_global->not_scheduled_task_set =
       xbt_swag_new(xbt_swag_offset(task, state_hookup));
+    sd_global->schedulable_task_set =
+      xbt_swag_new(xbt_swag_offset(task, state_hookup));
     sd_global->scheduled_task_set =
       xbt_swag_new(xbt_swag_offset(task, state_hookup));
-    sd_global->ready_task_set =
+    sd_global->runnable_task_set =
       xbt_swag_new(xbt_swag_offset(task, state_hookup));
     sd_global->in_fifo_task_set =
       xbt_swag_new(xbt_swag_offset(task, state_hookup));
@@ -157,7 +167,6 @@ void SD_create_environment(const char *platform_file)
   surf_config_models_setup(platform_file);
 
   parse_platform_file(platform_file);
-
   /* now let's create the SD wrappers for workstations and links */
   xbt_dict_foreach(surf_model_resource_set(surf_workstation_model), cursor,
                    name, surf_workstation) {
@@ -175,7 +184,7 @@ void SD_create_environment(const char *platform_file)
 /**
  * \brief Launches the simulation.
  *
- * The function will execute the \ref SD_READY ready tasks.
+ * The function will execute the \ref SD_RUNNABLE runnable tasks.
  * The simulation will be stopped when its time reaches \a how_long,
  * when a watch point is reached, or when no more task can be executed.
  * Then you can call SD_simulate() again.
@@ -210,8 +219,8 @@ xbt_dynar_t SD_simulate(double how_long)
   }
   sd_global->watch_point_reached = 0;
 
-  /* explore the ready tasks */
-  xbt_swag_foreach_safe(task, task_safe, sd_global->ready_task_set) {
+  /* explore the runnable tasks */
+  xbt_swag_foreach_safe(task, task_safe, sd_global->runnable_task_set) {
     VERB1("Executing task '%s'", SD_task_get_name(task));
     if (__SD_task_try_to_run(task) && !xbt_dynar_member(changed_tasks, &task))
       xbt_dynar_push(changed_tasks, &task);
@@ -256,12 +265,33 @@ xbt_dynar_t SD_simulate(double how_long)
                        dst = dependency->dst;
           if (dst->unsatisfied_dependencies>0)
                  dst->unsatisfied_dependencies--;
+          if (dst->is_not_ready>0)
+                 dst->is_not_ready--;
+
+          if (!(dst->unsatisfied_dependencies)){
+                 if (__SD_task_is_scheduled(dst))
+                         __SD_task_set_state(dst, SD_RUNNABLE);
+                 else
+                         __SD_task_set_state(dst, SD_SCHEDULABLE);
+          }
 
-          if (!(dst->unsatisfied_dependencies) && __SD_task_is_scheduled(dst))
-                 __SD_task_set_state(dst, SD_READY);
+          if (SD_task_get_kind(dst) == SD_TASK_COMM_E2E){
+                 SD_dependency_t comm_dep;
+                 SD_task_t comm_dst;
+                 xbt_dynar_get_cpy(dst->tasks_after, 0, &comm_dep);
+                 comm_dst = comm_dep->dst;
+                 if (__SD_task_is_not_scheduled(comm_dst) &&
+                         comm_dst->is_not_ready>0){
+                         comm_dst->is_not_ready--;
+
+                                 if (!(comm_dst->is_not_ready)){
+                                         __SD_task_set_state(comm_dst, SD_SCHEDULABLE);
+                                 }
+                         }
+          }
 
-          /* is dst ready now? */
-          if (__SD_task_is_ready(dst) && !sd_global->watch_point_reached) {
+          /* is dst runnable now? */
+          if (__SD_task_is_runnable(dst) && !sd_global->watch_point_reached) {
             VERB1("Executing task '%s'", SD_task_get_name(dst));
             if (__SD_task_try_to_run(dst) &&
                 !xbt_dynar_member(changed_tasks, &task))
@@ -336,8 +366,9 @@ void SD_exit(void)
 
     DEBUG0("Destroying the swags...");
     xbt_swag_free(sd_global->not_scheduled_task_set);
+    xbt_swag_free(sd_global->schedulable_task_set);
     xbt_swag_free(sd_global->scheduled_task_set);
-    xbt_swag_free(sd_global->ready_task_set);
+    xbt_swag_free(sd_global->runnable_task_set);
     xbt_swag_free(sd_global->in_fifo_task_set);
     xbt_swag_free(sd_global->running_task_set);
     xbt_swag_free(sd_global->done_task_set);
@@ -353,3 +384,23 @@ void SD_exit(void)
     /* we cannot use exceptions here because xbt is not running! */
   }
 }
+
+/**
+ * \bried load script file
+ */
+
+void SD_load_environment_script(const char* script_file)
+{
+#ifdef HAVE_LUA
+    lua_State *L = lua_open();
+    luaL_openlibs(L);
+
+    if (luaL_loadfile(L, script_file) || lua_pcall(L, 0, 0, 0)) {
+         printf("error: %s\n", lua_tostring(L, -1));
+         return;
+       }
+#else
+    xbt_die("Lua is not available!! to call SD_load_environment_script, lua should be available...");
+#endif
+    return;
+}