l = xbt_new0(s_lmm_system_t, 1);
+ l->modified = 0;
xbt_swag_init(&(l->variable_set),
xbt_swag_offset(var, variable_set_hookup));
xbt_swag_init(&(l->constraint_set),
xbt_free(sys);
}
-static void lmm_var_free(lmm_system_t sys, lmm_variable_t var)
+void lmm_variable_disable(lmm_system_t sys, lmm_variable_t var)
{
int i;
lmm_element_t elem = NULL;
+ sys->modified = 1;
+
for (i = 0; i < var->cnsts_number; i++) {
elem = &var->cnsts[i];
xbt_swag_remove(elem, &(elem->constraint->element_set));
if (xbt_swag_size(&(elem->constraint->element_set)))
make_constraint_inactive(sys, elem->constraint);
}
+ var->cnsts_number = 0;
+}
+
+static void lmm_var_free(lmm_system_t sys, lmm_variable_t var)
+{
+
+ lmm_variable_disable(sys, var);
+
xbt_free(var->cnsts);
xbt_free(var);
}
{
lmm_element_t elem = NULL;
+ sys->modified = 1;
+
if (var->cnsts_number >= var->cnsts_size)
abort();
make_constraint_active(sys, cnst);
}
+lmm_constraint_t lmm_get_cnst_from_var(lmm_system_t sys, lmm_variable_t var, int num)
+{
+ if(num<var->cnsts_number) return(var->cnsts[num].constraint);
+ else return NULL;
+}
+
+int lmm_get_number_of_cnst_from_var(lmm_system_t sys, lmm_variable_t var)
+{
+ return(var->cnsts_number);
+}
+
+void *lmm_constraint_id(lmm_constraint_t cnst)
+{
+ return cnst->id;
+}
+
+void *lmm_variable_id(lmm_variable_t var)
+{
+ return var->id;
+}
+
static void saturated_constraints_update(lmm_system_t sys,
lmm_constraint_t cnst,
xbt_maxmin_float_t * min_usage)
{
lmm_constraint_t useless_cnst = NULL;
+ sys->modified = 1;
+
if (cnst->remaining <= 0)
return;
if ((*min_usage < 0) || (*min_usage > cnst->remaining / cnst->usage)) {
- xbt_swag_t active_elem_list = &(cnst->active_element_set);
-
*min_usage = cnst->remaining / cnst->usage;
while ((useless_cnst = xbt_swag_getFirst(&(sys->saturated_constraint_set))))
lmm_element_t elem = NULL;
xbt_swag_t elem_list = NULL;
+ sys->modified = 1;
+
cnst_list = &(sys->saturated_constraint_set);
while ((cnst = xbt_swag_getFirst(cnst_list))) {
/* xbt_swag_foreach(cnst, cnst_list) { */
xbt_swag_t elem_list = NULL;
xbt_maxmin_float_t min_usage = -1;
+ if(!(sys->modified)) return;
+
/* Init */
var_list = &(sys->variable_set);
xbt_swag_foreach(var, var_list) {
saturated_variables_update(sys);
} while (xbt_swag_size(&(sys->saturated_variable_set)));
+
+ sys->modified = 0;
}
/* Not a O(1) function */
int i;
lmm_element_t elem = NULL;
+ sys->modified = 1;
for (i = 0; i < var->cnsts_number; i++)
if (var->cnsts[i].constraint == cnst) {
elem->value = value;
}
}
-void lmm_update_variable_bound(lmm_variable_t var,
+void lmm_update_variable_bound(lmm_system_t sys, lmm_variable_t var,
xbt_maxmin_float_t bound)
{
+ sys->modified = 1;
var->bound = bound;
}
-void lmm_update_variable_weight(lmm_variable_t var,
+void lmm_update_variable_weight(lmm_system_t sys, lmm_variable_t var,
xbt_maxmin_float_t weight)
{
+ sys->modified = 1;
var->weight = weight;
}
-void lmm_update_constraint_bound(lmm_constraint_t cnst,
+void lmm_update_constraint_bound(lmm_system_t sys, lmm_constraint_t cnst,
xbt_maxmin_float_t bound)
{
+ sys->modified = 1;
cnst->bound = bound;
}