-/* Copyright (c) 2013-2017. The SimGrid Team.
+/* Copyright (c) 2013-2018. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-#include "../colls_private.h"
-/* IMPLEMENTED BY PITCH PATARASUK
- Non-topoloty-specific (however, number of cores/node need to be changed)
+#include "../colls_private.hpp"
+/* IMPLEMENTED BY PITCH PATARASUK
+ Non-topoloty-specific (however, number of cores/node need to be changed)
all-reduce operation designed for smp clusters
- It uses 2-layer communication: binomial for both intra-communication
+ It uses 2-layer communication: binomial for both intra-communication
inter-communication
The communication are done in a pipeline fashion */
-/* this is a default segment size for pipelining,
+/* this is a default segment size for pipelining,
but it is typically passed as a command line argument */
int allreduce_smp_binomial_pipeline_segment_size = 4096;
}
}
- /* start binomial reduce inter-communication between each SMP nodes:
+ /* start binomial reduce inter-communication between each SMP nodes:
each node only have one process that can communicate to other nodes */
if ((phase > 0) && (phase < (pipelength + 1))) {
if (intra_rank == 0) {
}
}
- /* start binomial broadcast inter-communication between each SMP nodes:
+ /* start binomial broadcast inter-communication between each SMP nodes:
each node only have one process that can communicate to other nodes */
if ((phase > 1) && (phase < (pipelength + 2))) {
if (intra_rank == 0) {