add reduce scatter collectives from openmpi, and fix existing one

[simgrid.git] / src / smpi / colls / colls.h

diff --git a/src/smpi/colls/colls.h b/src/smpi/colls/colls.h
index 4495b4d..55be878 100644 (file)
--- a/src/smpi/colls/colls.h
+++ b/src/smpi/colls/colls.h
@@ -213,4 +213,18 @@ COLL_APPLY(action, COLL_REDUCE_SIG, ompi_binomial)
 
 COLL_REDUCES(COLL_PROTO, COLL_NOsep)
 
+/*************
+ * REDUCE_SCATTER *
+ *************/
+#define COLL_REDUCE_SCATTER_SIG reduce_scatter, int, \
+                         (void *sbuf, void *rbuf, int *rcounts,\
+                    MPI_Datatype dtype,MPI_Op  op,MPI_Comm  comm)
+
+#define COLL_REDUCE_SCATTERS(action, COLL_sep) \
+COLL_APPLY(action, COLL_REDUCE_SCATTER_SIG, ompi) COLL_sep \
+COLL_APPLY(action, COLL_REDUCE_SCATTER_SIG, ompi_basic_recursivehalving) COLL_sep \
+COLL_APPLY(action, COLL_REDUCE_SCATTER_SIG, ompi_ring) 
+
+COLL_REDUCE_SCATTERS(COLL_PROTO, COLL_NOsep)
+
 #endif