#include "private.h"
#include "colls/colls.h"
+s_mpi_coll_description_t mpi_coll_allgather_description[] = {
+ {"default",
+ "allgather default collective",
+ smpi_mpi_allgather},
+COLL_ALLGATHERS(COLL_DESCRIPTION, COLL_COMMA),
+ {NULL, NULL, NULL} /* this array must be NULL terminated */
+};
+
+s_mpi_coll_description_t mpi_coll_allgatherv_description[] = {
+ {"default",
+ "allgatherv default collective",
+ smpi_mpi_allgatherv},
+COLL_ALLGATHERVS(COLL_DESCRIPTION, COLL_COMMA),
+ {NULL, NULL, NULL} /* this array must be NULL terminated */
+};
+
+s_mpi_coll_description_t mpi_coll_allreduce_description[] = {
+ {"default",
+ "allreduce default collective",
+ smpi_mpi_allreduce},
+COLL_ALLREDUCES(COLL_DESCRIPTION, COLL_COMMA),
+ {NULL, NULL, NULL} /* this array must be NULL terminated */
+};
+
s_mpi_coll_description_t mpi_coll_alltoall_description[] = {
{"ompi",
"Ompi alltoall default collective",
smpi_coll_tuned_alltoall_ompi},
-
- {"2dmesh",
- "Alltoall 2dmesh collective",
- smpi_coll_tuned_alltoall_2dmesh},
- {"3dmesh",
- "Alltoall 3dmesh collective",
- smpi_coll_tuned_alltoall_3dmesh},
- /*{"bruck",
- "Alltoall Bruck collective",
- smpi_coll_tuned_alltoall_bruck},*/
- {"pair",
- "Alltoall pair collective",
- smpi_coll_tuned_alltoall_pair},
- {"pair_light_barrier",
- "Alltoall pair_light_barrier collective",
- smpi_coll_tuned_alltoall_pair_light_barrier},
- {"pair_mpi_barrier",
- "Alltoall pair_mpi_barrier collective",
- smpi_coll_tuned_alltoall_pair_mpi_barrier},
- {"rdb",
- "Alltoall rdb collective",
- smpi_coll_tuned_alltoall_rdb},
- {"ring",
- "Alltoall ring collective",
- smpi_coll_tuned_alltoall_ring},
- {"ring_light_barrier",
- "Alltoall ring_light_barrier collective",
- smpi_coll_tuned_alltoall_ring_light_barrier},
- {"ring_light_barrier",
- "Alltoall ring_light_barrier collective",
- smpi_coll_tuned_alltoall_ring_light_barrier},
- {"ring_mpi_barrier",
- "Alltoall ring_mpi_barrier collective",
- smpi_coll_tuned_alltoall_ring_mpi_barrier},
- {"ring_one_barrier",
- "Alltoall ring_one_barrier collective",
- smpi_coll_tuned_alltoall_ring_one_barrier},
- {"simple",
- "Alltoall simple collective",
- smpi_coll_tuned_alltoall_simple},
-
+COLL_ALLTOALLS(COLL_DESCRIPTION, COLL_COMMA),
{"bruck",
"Alltoall Bruck (SG) collective",
smpi_coll_tuned_alltoall_bruck},
{"basic_linear",
"Alltoall basic linear (SG) collective",
smpi_coll_tuned_alltoall_basic_linear},
- {"pairwise",
- "Alltoall pairwise (SG) collective",
- smpi_coll_tuned_alltoall_pairwise},
+ {NULL, NULL, NULL} /* this array must be NULL terminated */
+};
+s_mpi_coll_description_t mpi_coll_alltoallv_description[] = {
+ {"default",
+ "Ompi alltoallv default collective",
+ smpi_coll_basic_alltoallv},
+COLL_ALLTOALLVS(COLL_DESCRIPTION, COLL_COMMA),
{NULL, NULL, NULL} /* this array must be NULL terminated */
};
-s_mpi_coll_description_t mpi_coll_allgather_description[] = {
+s_mpi_coll_description_t mpi_coll_bcast_description[] = {
{"default",
"allgather default collective",
- smpi_mpi_gather},
+ smpi_mpi_bcast},
+COLL_BCASTS(COLL_DESCRIPTION, COLL_COMMA),
+ {NULL, NULL, NULL} /* this array must be NULL terminated */
+};
+s_mpi_coll_description_t mpi_coll_reduce_description[] = {
+ {"default",
+ "allgather default collective",
+ smpi_mpi_reduce},
+COLL_REDUCES(COLL_DESCRIPTION, COLL_COMMA),
{NULL, NULL, NULL} /* this array must be NULL terminated */
};
+
/** Displays the long description of all registered models, and quit */
void coll_help(const char *category, s_mpi_coll_description_t * table)
{
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_coll, smpi,
"Logging specific to SMPI (coll)");
+int (*mpi_coll_allgather_fun)(void *, int, MPI_Datatype, void*, int, MPI_Datatype, MPI_Comm);
+int (*mpi_coll_allgatherv_fun)(void *, int, MPI_Datatype, void*, int*, int*, MPI_Datatype, MPI_Comm);
+int (*mpi_coll_allreduce_fun)(void *sbuf, void *rbuf, int rcount, MPI_Datatype dtype, MPI_Op op, MPI_Comm comm);
+int (*mpi_coll_alltoall_fun)(void *, int, MPI_Datatype, void*, int, MPI_Datatype, MPI_Comm);
+int (*mpi_coll_alltoallv_fun)(void *, int*, int*, MPI_Datatype, void*, int*, int*, MPI_Datatype, MPI_Comm);
+int (*mpi_coll_bcast_fun)(void *buf, int count, MPI_Datatype datatype, int root, MPI_Comm com);
+int (*mpi_coll_reduce_fun)(void *buf, void *rbuf, int count, MPI_Datatype datatype, MPI_Op op, int root, MPI_Comm comm);
+
struct s_proc_tree {
int PROCTREE_A;
int numChildren;
recvcount, recvtype, comm);
} else {
return
- smpi_coll_tuned_alltoall_pairwise(sendbuf, sendcount, sendtype,
- recvbuf, recvcount, recvtype,
- comm);
+ smpi_coll_tuned_alltoall_ring(sendbuf, sendcount, sendtype,
+ recvbuf, recvcount, recvtype,
+ comm);
}
}
return err;
}
-/**
- * Alltoall pairwise
- *
- * this algorithm performs size steps (1<=s<=size) and
- * at each step s, a process p sends iand receive to.from a unique distinct remote process
- * size=5 : s=1: 4->0->1, 0->1->2, 1->2->3, ...
- * s=2: 3->0->2, 4->1->3, 0->2->4, 1->3->0 , 2->4->1
- * ....
- * Openmpi calls this routine when the message size sent to each rank is greater than 3000 bytes
- **/
-int smpi_coll_tuned_alltoall_pairwise(void *sendbuf, int sendcount,
- MPI_Datatype sendtype, void *recvbuf,
- int recvcount, MPI_Datatype recvtype,
- MPI_Comm comm)
-{
- int system_tag = 999;
- int rank, size, step, sendto, recvfrom, sendsize, recvsize;
-
- rank = smpi_comm_rank(comm);
- size = smpi_comm_size(comm);
- XBT_DEBUG("<%d> algorithm alltoall_pairwise() called.", rank);
- sendsize = smpi_datatype_size(sendtype);
- recvsize = smpi_datatype_size(recvtype);
- /* Perform pairwise exchange - starting from 1 so the local copy is last */
- for (step = 1; step < size + 1; step++) {
- /* who do we talk to in this step? */
- sendto = (rank + step) % size;
- recvfrom = (rank + size - step) % size;
- /* send and receive */
- smpi_mpi_sendrecv(&((char *) sendbuf)[sendto * sendsize * sendcount],
- sendcount, sendtype, sendto, system_tag,
- &((char *) recvbuf)[recvfrom * recvsize * recvcount],
- recvcount, recvtype, recvfrom, system_tag, comm,
- MPI_STATUS_IGNORE);
- }
- return MPI_SUCCESS;
-}
-
int smpi_coll_basic_alltoallv(void *sendbuf, int *sendcounts,
int *senddisps, MPI_Datatype sendtype,
void *recvbuf, int *recvcounts,