-#include "colls.h"
+#include "colls_private.h"
//#include <star-reduction.c>
// this requires that count >= NP
uop = op_ptr->op;
#endif
*/
- MPI_Comm_rank(comm, &rank);
- MPI_Comm_size(comm, &nprocs);
+ rank = smpi_comm_rank(comm);
+ nprocs = smpi_comm_size(comm);
- MPI_Type_extent(dtype, &s_extent);
+ s_extent = smpi_datatype_get_extent(dtype);
// uneven count
if (count % nprocs) {
send_size = (count + nprocs) / nprocs;
nbytes = send_size * s_extent;
- send = (void *) malloc(s_extent * send_size * nprocs);
- recv = (void *) malloc(s_extent * send_size * nprocs);
- tmp = (void *) malloc(nbytes);
+ send = (void *) xbt_malloc(s_extent * send_size * nprocs);
+ recv = (void *) xbt_malloc(s_extent * send_size * nprocs);
+ tmp = (void *) xbt_malloc(nbytes);
memcpy(send, sbuff, s_extent * count);
- MPI_Alltoall(send, send_size, dtype, recv, send_size, dtype, comm);
+ mpi_coll_alltoall_fun(send, send_size, dtype, recv, send_size, dtype, comm);
memcpy(tmp, recv, nbytes);
for (i = 1, s_offset = nbytes; i < nprocs; i++, s_offset = i * nbytes)
- star_reduction(op, (char *) recv + s_offset, tmp, &send_size, &dtype);
+ smpi_op_apply(op, (char *) recv + s_offset, tmp, &send_size, &dtype);
- MPI_Allgather(tmp, send_size, dtype, recv, send_size, dtype, comm);
+ mpi_coll_allgather_fun(tmp, send_size, dtype, recv, send_size, dtype, comm);
memcpy(rbuff, recv, count * s_extent);
free(recv);
nbytes = send_size * s_extent;
r_offset = rank * nbytes;
- recv = (void *) malloc(s_extent * send_size * nprocs);
+ recv = (void *) xbt_malloc(s_extent * send_size * nprocs);
- MPI_Alltoall(send, send_size, dtype, recv, send_size, dtype, comm);
+ mpi_coll_alltoall_fun(send, send_size, dtype, recv, send_size, dtype, comm);
memcpy((char *) rbuff + r_offset, recv, nbytes);
for (i = 1, s_offset = nbytes; i < nprocs; i++, s_offset = i * nbytes)
- star_reduction(op, (char *) recv + s_offset, (char *) rbuff + r_offset,
+ smpi_op_apply(op, (char *) recv + s_offset, (char *) rbuff + r_offset,
&send_size, &dtype);
- MPI_Allgather((char *) rbuff + r_offset, send_size, dtype, rbuff, send_size,
+ mpi_coll_allgather_fun((char *) rbuff + r_offset, send_size, dtype, rbuff, send_size,
dtype, comm);
free(recv);
}
- return 0;
+ return MPI_SUCCESS;
}