namespace smpi{
-int Coll_allgather_3dmesh::allgather(void *send_buff, int send_count,
+int Coll_allgather_3dmesh::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)
{
- MPI_Request *req, *req_ptr;
MPI_Aint extent;
int i, src, dst, rank, num_procs, block_size, my_z_base;
extent = send_type->get_extent();
if (not is_3dmesh(num_procs, &X, &Y, &Z))
- THROWF(arg_error,0, "allgather_3dmesh algorithm can't be used with this number of processes! ");
-
+ throw std::invalid_argument("allgather_3dmesh algorithm can't be used with this number of processes!");
num_reqs = X;
block_size = extent * send_count;
- req = (MPI_Request *) xbt_malloc(num_reqs * sizeof(MPI_Request));
-
- req_ptr = req;
+ MPI_Request* req = new MPI_Request[num_reqs];
+ MPI_Request* req_ptr = req;
// do local allgather/local copy
recv_offset = rank * block_size;
}
Request::waitall(Z - 1, req, MPI_STATUSES_IGNORE);
- free(req);
+ delete[] req;
return MPI_SUCCESS;
}