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Add MPI_Win_post, MPI_Win_start, MPI_Win_complete, and MPI_Win_wait support.
[simgrid.git]
/
src
/
smpi
/
colls
/
alltoallv-pair.c
diff --git
a/src/smpi/colls/alltoallv-pair.c
b/src/smpi/colls/alltoallv-pair.c
index
50839df
..
43940e7
100644
(file)
--- a/
src/smpi/colls/alltoallv-pair.c
+++ b/
src/smpi/colls/alltoallv-pair.c
@@
-1,3
+1,9
@@
+/* Copyright (c) 2013-2014. 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.h"
/*****************************************************************************
@@
-30,12
+36,16
@@
int smpi_coll_tuned_alltoallv_pair(void *send_buff, int *send_counts, int *send_
MPI_Aint send_chunk, recv_chunk;
MPI_Status s;
int i, src, dst, rank, num_procs;
MPI_Aint send_chunk, recv_chunk;
MPI_Status s;
int i, src, dst, rank, num_procs;
- int tag =
1
;
+ int tag =
COLL_TAG_ALLTOALLV
;
char *send_ptr = (char *) send_buff;
char *recv_ptr = (char *) recv_buff;
rank = smpi_comm_rank(comm);
num_procs = smpi_comm_size(comm);
char *send_ptr = (char *) send_buff;
char *recv_ptr = (char *) recv_buff;
rank = smpi_comm_rank(comm);
num_procs = smpi_comm_size(comm);
+
+ if((num_procs&(num_procs-1)))
+ THROWF(arg_error,0, "alltoallv pair algorithm can't be used with non power of two number of processes ! ");
+
send_chunk = smpi_datatype_get_extent(send_type);
recv_chunk = smpi_datatype_get_extent(recv_type);
send_chunk = smpi_datatype_get_extent(send_type);
recv_chunk = smpi_datatype_get_extent(recv_type);