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/**
* Copyright (c) 2021 Mellanox Technologies. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
*/
#include "coll_ucc_common.h"
static inline ucc_status_t mca_coll_ucc_alltoallv_init(const void *sbuf, const int *scounts,
const int *sdisps, struct ompi_datatype_t *sdtype,
void* rbuf, const int *rcounts, const int *rdisps,
struct ompi_datatype_t *rdtype,
mca_coll_ucc_module_t *ucc_module,
ucc_coll_req_h *req,
mca_coll_ucc_req_t *coll_req)
{
ucc_datatype_t ucc_sdt, ucc_rdt;
ucc_sdt = ompi_dtype_to_ucc_dtype(sdtype);
ucc_rdt = ompi_dtype_to_ucc_dtype(rdtype);
if (COLL_UCC_DT_UNSUPPORTED == ucc_sdt ||
COLL_UCC_DT_UNSUPPORTED == ucc_rdt) {
UCC_VERBOSE(5, "ompi_datatype is not supported: dtype = %s",
(COLL_UCC_DT_UNSUPPORTED == ucc_sdt) ?
sdtype->super.name : rdtype->super.name);
goto fallback;
}
ucc_coll_args_t coll = {
.mask = 0,
.flags = 0,
.coll_type = UCC_COLL_TYPE_ALLTOALLV,
.src.info_v = {
.buffer = (void*)sbuf,
.counts = (ucc_count_t*)scounts,
.displacements = (ucc_aint_t*)sdisps,
.datatype = ucc_sdt,
.mem_type = UCC_MEMORY_TYPE_UNKNOWN
},
.dst.info_v = {
.buffer = (void*)rbuf,
.counts = (ucc_count_t*)rcounts,
.displacements = (ucc_aint_t*)rdisps,
.datatype = ucc_rdt,
.mem_type = UCC_MEMORY_TYPE_UNKNOWN
}
};
if (MPI_IN_PLACE == sbuf) {
coll.mask = UCC_COLL_ARGS_FIELD_FLAGS;
coll.flags = UCC_COLL_ARGS_FLAG_IN_PLACE;
}
COLL_UCC_REQ_INIT(coll_req, req, coll, ucc_module);
return UCC_OK;
fallback:
return UCC_ERR_NOT_SUPPORTED;
}
int mca_coll_ucc_alltoallv(const void *sbuf, const int *scounts,
const int *sdisps, struct ompi_datatype_t *sdtype,
void* rbuf, const int *rcounts, const int *rdisps,
struct ompi_datatype_t *rdtype,
struct ompi_communicator_t *comm,
mca_coll_base_module_t *module)
{
mca_coll_ucc_module_t *ucc_module = (mca_coll_ucc_module_t*)module;
ucc_coll_req_h req;
UCC_VERBOSE(3, "running ucc alltoallv");
COLL_UCC_CHECK(mca_coll_ucc_alltoallv_init(sbuf, scounts, sdisps, sdtype,
rbuf, rcounts, rdisps, rdtype,
ucc_module, &req, NULL));
COLL_UCC_POST_AND_CHECK(req);
COLL_UCC_CHECK(coll_ucc_req_wait(req));
return OMPI_SUCCESS;
fallback:
UCC_VERBOSE(3, "running fallback alltoallv");
return mca_coll_ucc_call_previous(alltoallv, ucc_module,
sbuf, scounts, sdisps, sdtype, rbuf, rcounts, rdisps, rdtype, comm);
}
int mca_coll_ucc_ialltoallv(const void *sbuf, const int *scounts,
const int *sdisps, struct ompi_datatype_t *sdtype,
void* rbuf, const int *rcounts, const int *rdisps,
struct ompi_datatype_t *rdtype,
struct ompi_communicator_t *comm,
ompi_request_t** request,
mca_coll_base_module_t *module)
{
mca_coll_ucc_module_t *ucc_module = (mca_coll_ucc_module_t*)module;
ucc_coll_req_h req;
mca_coll_ucc_req_t *coll_req = NULL;
UCC_VERBOSE(3, "running ucc ialltoallv");
COLL_UCC_GET_REQ(coll_req);
COLL_UCC_CHECK(mca_coll_ucc_alltoallv_init(sbuf, scounts, sdisps, sdtype,
rbuf, rcounts, rdisps, rdtype,
ucc_module, &req, coll_req));
COLL_UCC_POST_AND_CHECK(req);
*request = &coll_req->super;
return OMPI_SUCCESS;
fallback:
UCC_VERBOSE(3, "running fallback ialltoallv");
if (coll_req) {
mca_coll_ucc_req_free((ompi_request_t **)&coll_req);
}
return mca_coll_ucc_call_previous(ialltoallv, ucc_module,
sbuf, scounts, sdisps, sdtype, rbuf, rcounts, rdisps, rdtype, comm, request);
}
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