-/* Copyright (c) 2013-2019. The SimGrid Team.
+/* Copyright (c) 2013-2023. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* order of communications for node i is i -> i + 1, i -> i + 2, ...,
* i -> (i + p -1) % P.
*
- * Auther: Ahmad Faraj
+ * Author: Ahmad Faraj
****************************************************************************/
-namespace simgrid{
-namespace smpi{
-
+namespace simgrid::smpi {
int
-Coll_allgather_spreading_simple::allgather(const void *send_buff, int send_count,
- MPI_Datatype send_type,
- void *recv_buff, int recv_count,
- MPI_Datatype recv_type,
- MPI_Comm comm)
+allgather__spreading_simple(const void *send_buff, int send_count,
+ MPI_Datatype send_type,
+ void *recv_buff, int recv_count,
+ MPI_Datatype recv_type,
+ MPI_Comm comm)
{
- MPI_Request *reqs, *req_ptr;
MPI_Aint extent;
int i, src, dst, rank, num_procs, num_reqs;
int tag = COLL_TAG_ALLGATHER;
extent = send_type->get_extent();
num_reqs = (2 * num_procs) - 2;
- reqs = (MPI_Request *) xbt_malloc(num_reqs * sizeof(MPI_Request));
- if (not reqs) {
- printf("allgather-spreading-simple.c:40: cannot allocate memory\n");
- MPI_Finalize();
- exit(0);
- }
-
- req_ptr = reqs;
+ auto* reqs = new MPI_Request[num_reqs];
+ MPI_Request* req_ptr = reqs;
Request::sendrecv(send_buff, send_count, send_type, rank, tag,
(char *) recv_buff + rank * recv_count * extent, recv_count,
recv_type, rank, tag, comm, &status);
}
Request::waitall(num_reqs, reqs, MPI_STATUSES_IGNORE);
- free(reqs);
+ delete[] reqs;
return MPI_SUCCESS;
}
-}
-}
+} // namespace simgrid::smpi