File: shmem_alltoall_f.c

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openmpi 5.0.8-3
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/*
 * Copyright (c) 2013-2018 Mellanox Technologies, Inc.
 *                         All rights reserved.
 * Copyright (c) 2013 Cisco Systems, Inc.  All rights reserved.
 * $COPYRIGHT$
 *
 * Additional copyrights may follow
 *
 * $HEADER$
 */

#include "oshmem_config.h"
#include "oshmem/shmem/fortran/bindings.h"
#include "oshmem/include/shmem.h"
#include "oshmem/constants.h"
#include "oshmem/mca/scoll/scoll.h"
#include "oshmem/proc/proc.h"
#include "oshmem/op/op.h"

#if OSHMEM_PROFILING
#include "oshmem/shmem/fortran/pbindings.h"
SHMEM_GENERATE_WEAK_BINDINGS(SHMEM_ALLTOALL32, shmem_alltoall32)
SHMEM_GENERATE_WEAK_BINDINGS(SHMEM_ALLTOALL64, shmem_alltoall64)
SHMEM_GENERATE_WEAK_BINDINGS(SHMEM_ALLTOALLS32, shmem_alltoalls32)
SHMEM_GENERATE_WEAK_BINDINGS(SHMEM_ALLTOALLS64, shmem_alltoalls64)
#include "oshmem/shmem/fortran/profile-defines.h"
#endif

SHMEM_GENERATE_FORTRAN_BINDINGS_SUB (void,
        SHMEM_ALLTOALL32,
        shmem_alltoall32_,
        shmem_alltoall32__,
        shmem_alltoall32_f,
        (FORTRAN_POINTER_T target, FORTRAN_POINTER_T source, MPI_Fint *nlong, MPI_Fint *PE_start, MPI_Fint * logPE_stride, MPI_Fint *PE_size, FORTRAN_POINTER_T pSync),
        (target, source, nlong, PE_start, logPE_stride, PE_size, pSync))

SHMEM_GENERATE_FORTRAN_BINDINGS_SUB (void,
        SHMEM_ALLTOALL64,
        shmem_alltoall64_,
        shmem_alltoall64__,
        shmem_alltoall64_f,
        (FORTRAN_POINTER_T target, FORTRAN_POINTER_T source, MPI_Fint *nlong, MPI_Fint *PE_start, MPI_Fint * logPE_stride, MPI_Fint *PE_size, FORTRAN_POINTER_T pSync),
        (target, source, nlong, PE_start, logPE_stride, PE_size, pSync))

SHMEM_GENERATE_FORTRAN_BINDINGS_SUB (void,
        SHMEM_ALLTOALLS32,
        shmem_alltoalls32_,
        shmem_alltoalls32__,
        shmem_alltoalls32_f,
        (FORTRAN_POINTER_T target, FORTRAN_POINTER_T source, MPI_Fint *dst, MPI_Fint *sst, MPI_Fint *nlong, MPI_Fint *PE_start, MPI_Fint * logPE_stride, MPI_Fint *PE_size, FORTRAN_POINTER_T pSync),
        (target, source, dst, sst, nlong, PE_start, logPE_stride, PE_size, pSync))

SHMEM_GENERATE_FORTRAN_BINDINGS_SUB (void,
        SHMEM_ALLTOALLS64,
        shmem_alltoalls64_,
        shmem_alltoalls64__,
        shmem_alltoalls64_f,
        (FORTRAN_POINTER_T target, FORTRAN_POINTER_T source, MPI_Fint *dst, MPI_Fint *sst, MPI_Fint *nlong, MPI_Fint *PE_start, MPI_Fint * logPE_stride, MPI_Fint *PE_size, FORTRAN_POINTER_T pSync),
        (target, source, dst, sst, nlong, PE_start, logPE_stride, PE_size, pSync))

#define SHMEM_ALLTOALL(F_NAME, T_NAME) void F_NAME(FORTRAN_POINTER_T target, \
    FORTRAN_POINTER_T source, \
    MPI_Fint *nlong,\
    MPI_Fint *PE_start, \
    MPI_Fint *logPE_stride, \
    MPI_Fint *PE_size, \
    FORTRAN_POINTER_T pSync)\
{\
    int rc;\
    oshmem_group_t *group;\
    /* Create group basing PE_start, logPE_stride and PE_size */\
    group = oshmem_proc_group_create_nofail(OMPI_FINT_2_INT(*PE_start), \
                                            (1 << OMPI_FINT_2_INT(*logPE_stride)), \
                                            OMPI_FINT_2_INT(*PE_size));\
    oshmem_op_t* op = T_NAME;\
    \
    /* Call collective broadcast operation */\
    rc = group->g_scoll.scoll_alltoall( group, \
            FPTR_2_VOID_PTR(target), \
            FPTR_2_VOID_PTR(source), \
            1, \
            1, \
            OMPI_FINT_2_INT(*nlong), \
            op->dt_size, \
            FPTR_2_VOID_PTR(pSync), SCOLL_DEFAULT_ALG );\
    oshmem_proc_group_destroy(group);\
    RUNTIME_CHECK_RC(rc);\
}

#define SHMEM_ALLTOALLS(F_NAME, T_NAME) void F_NAME(FORTRAN_POINTER_T target, \
    FORTRAN_POINTER_T source, \
    MPI_Fint *dst,\
    MPI_Fint *sst,\
    MPI_Fint *nlong,\
    MPI_Fint *PE_start, \
    MPI_Fint *logPE_stride, \
    MPI_Fint *PE_size, \
    FORTRAN_POINTER_T pSync)\
{\
    int rc;\
    oshmem_group_t *group;\
    /* Create group basing PE_start, logPE_stride and PE_size */\
    group = oshmem_proc_group_create_nofail(OMPI_FINT_2_INT(*PE_start), \
                                            (1 << OMPI_FINT_2_INT(*logPE_stride)), \
                                            OMPI_FINT_2_INT(*PE_size));\
    oshmem_op_t* op = T_NAME;\
    \
    /* Call collective broadcast operation */\
    rc = group->g_scoll.scoll_alltoall( group, \
            FPTR_2_VOID_PTR(target), \
            FPTR_2_VOID_PTR(source), \
            OMPI_FINT_2_INT(*dst), \
            OMPI_FINT_2_INT(*sst), \
            OMPI_FINT_2_INT(*nlong), \
            op->dt_size, \
            FPTR_2_VOID_PTR(pSync), SCOLL_DEFAULT_ALG );\
    oshmem_proc_group_destroy(group);\
    RUNTIME_CHECK_RC(rc);\
}

SHMEM_ALLTOALL(shmem_alltoall32_f, oshmem_op_prod_fint4)
SHMEM_ALLTOALL(shmem_alltoall64_f, oshmem_op_prod_fint8)
SHMEM_ALLTOALLS(shmem_alltoalls32_f, oshmem_op_prod_fint4)
SHMEM_ALLTOALLS(shmem_alltoalls64_f, oshmem_op_prod_fint8)