add scatter algos from ompi

[simgrid.git] / src / simgrid / sg_config.c

diff --git a/src/simgrid/sg_config.c b/src/simgrid/sg_config.c
index d600f19..c29f5e8 100644 (file)
--- a/src/simgrid/sg_config.c
+++ b/src/simgrid/sg_config.c
@@ -279,6 +279,9 @@ static void _sg_cfg_cb__coll_reduce(const char *name, int pos)
 static void _sg_cfg_cb__coll_reduce_scatter(const char *name, int pos){
   _sg_cfg_cb__coll("reduce_scatter", mpi_coll_reduce_scatter_description, name, pos);
 }
+static void _sg_cfg_cb__coll_scatter(const char *name, int pos){
+  _sg_cfg_cb__coll("scatter", mpi_coll_scatter_description, name, pos);
+}
 #endif
 
 /* callback of the inclusion path */
@@ -780,6 +783,11 @@ void sg_config_init(int *argc, char **argv)
                     xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_reduce_scatter,
                     NULL);
 
+    xbt_cfg_register(&_sg_cfg_set, "smpi/scatter",
+                    "Which collective to use for scatter",
+                    xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_scatter,
+                    NULL);
+
     xbt_cfg_register(&_sg_cfg_set, "smpi/allgatherv",
                     "Which collective to use for allgatherv",
                     xbt_cfgelm_string, NULL, 1, 1, &_sg_cfg_cb__coll_allgatherv,