-/* 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"
+#include "../colls_private.hpp"
int bcast_SMP_linear_segment_byte = 8192;
namespace simgrid{
}
int segment = bcast_SMP_linear_segment_byte / extent;
- segment = segment == 0 ? 1 :segment;
+ segment = segment == 0 ? 1 :segment;
int pipe_length = count / segment;
int remainder = count % segment;
int increment = segment * extent;
// call native when MPI communication size is too small
if (size <= num_core) {
- XBT_WARN("MPI_bcast_SMP_linear use default MPI_bcast.");
+ XBT_WARN("MPI_bcast_SMP_linear use default MPI_bcast.");
Coll_bcast_default::bcast(buf, count, datatype, root, comm);
- return MPI_SUCCESS;
+ return MPI_SUCCESS;
}
// if root is not zero send to rank zero first
if (root != 0) {
else if (rank == 0)
Request::recv(buf, count, datatype, root, tag, comm, &status);
}
- // when a message is smaller than a block size => no pipeline
+ // when a message is smaller than a block size => no pipeline
if (count <= segment) {
// case ROOT
if (rank == 0) {
// when count is not divisible by block size, use default BCAST for the remainder
if ((remainder != 0) && (count > segment)) {
- XBT_WARN("MPI_bcast_SMP_linear use default MPI_bcast.");
+ XBT_WARN("MPI_bcast_SMP_linear use default MPI_bcast.");
Colls::bcast((char *) buf + (pipe_length * increment), remainder, datatype,
root, comm);
}