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/*
* Copyright (c) 2013 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/proc/proc_group_cache.h"
#include "oshmem/op/op.h"
#if OSHMEM_PROFILING
#include "oshmem/shmem/fortran/profile/pbindings.h"
SHMEM_GENERATE_WEAK_BINDINGS(SHMEM_BROADCAST4, shmem_broadcast4)
SHMEM_GENERATE_WEAK_BINDINGS(SHMEM_BROADCAST8, shmem_broadcast8)
SHMEM_GENERATE_WEAK_BINDINGS(SHMEM_BROADCAST32, shmem_broadcast32)
SHMEM_GENERATE_WEAK_BINDINGS(SHMEM_BROADCAST64, shmem_broadcast64)
#include "oshmem/shmem/fortran/profile/defines.h"
#endif
SHMEM_GENERATE_FORTRAN_BINDINGS_SUB (void,
SHMEM_BROADCAST4,
shmem_broadcast4_,
shmem_broadcast4__,
shmem_broadcast4_f,
(FORTRAN_POINTER_T target, FORTRAN_POINTER_T source, MPI_Fint *nlong, MPI_Fint *PE_root, MPI_Fint *PE_start, MPI_Fint * logPE_stride, MPI_Fint *PE_size, FORTRAN_POINTER_T pSync),
(target, source, nlong, PE_root, PE_start, logPE_stride, PE_size, pSync))
SHMEM_GENERATE_FORTRAN_BINDINGS_SUB (void,
SHMEM_BROADCAST8,
shmem_broadcast8_,
shmem_broadcast8__,
shmem_broadcast8_f,
(FORTRAN_POINTER_T target, FORTRAN_POINTER_T source, MPI_Fint *nlong, MPI_Fint *PE_root, MPI_Fint *PE_start, MPI_Fint * logPE_stride, MPI_Fint *PE_size, FORTRAN_POINTER_T pSync),
(target, source, nlong, PE_root, PE_start, logPE_stride, PE_size, pSync))
SHMEM_GENERATE_FORTRAN_BINDINGS_SUB (void,
SHMEM_BROADCAST32,
shmem_broadcast32_,
shmem_broadcast32__,
shmem_broadcast32_f,
(FORTRAN_POINTER_T target, FORTRAN_POINTER_T source, MPI_Fint *nlong, MPI_Fint *PE_root, MPI_Fint *PE_start, MPI_Fint * logPE_stride, MPI_Fint *PE_size, FORTRAN_POINTER_T pSync),
(target, source, nlong, PE_root, PE_start, logPE_stride, PE_size, pSync))
SHMEM_GENERATE_FORTRAN_BINDINGS_SUB (void,
SHMEM_BROADCAST64,
shmem_broadcast64_,
shmem_broadcast64__,
shmem_broadcast64_f,
(FORTRAN_POINTER_T target, FORTRAN_POINTER_T source, MPI_Fint *nlong, MPI_Fint *PE_root, MPI_Fint *PE_start, MPI_Fint * logPE_stride, MPI_Fint *PE_size, FORTRAN_POINTER_T pSync),
(target, source, nlong, PE_root, PE_start, logPE_stride, PE_size, pSync))
#define SHMEM_BROADCAST(F_NAME, T_NAME, OSHMEM_GROUP_CACHE_ENABLED) void F_NAME(FORTRAN_POINTER_T target, \
FORTRAN_POINTER_T source, \
MPI_Fint *nlong,\
MPI_Fint *PE_root, \
MPI_Fint *PE_start, \
MPI_Fint *logPE_stride, \
MPI_Fint *PE_size, \
FORTRAN_POINTER_T pSync)\
{\
int rc = OSHMEM_SUCCESS;\
oshmem_group_t* group = NULL;\
\
if ((0 <= OMPI_FINT_2_INT(*PE_root)) && \
(OMPI_FINT_2_INT(*PE_root) < OMPI_FINT_2_INT(*PE_size)))\
{\
/* Create group basing PE_start, logPE_stride and PE_size */\
if (OSHMEM_GROUP_CACHE_ENABLED == 0)\
{\
group = oshmem_proc_group_create(OMPI_FINT_2_INT(*PE_start), \
(1 << OMPI_FINT_2_INT(*logPE_stride)), \
OMPI_FINT_2_INT(*PE_size));\
if (!group || (OMPI_FINT_2_INT(*PE_root) >= group->proc_count))\
{\
rc = OSHMEM_ERROR;\
}\
}\
else\
{\
group = find_group_in_cache(OMPI_FINT_2_INT(*PE_start),\
OMPI_FINT_2_INT(*logPE_stride),\
OMPI_FINT_2_INT(*PE_size));\
if (!group)\
{\
group = oshmem_proc_group_create(OMPI_FINT_2_INT(*PE_start),\
(1 << OMPI_FINT_2_INT(*logPE_stride)),\
OMPI_FINT_2_INT(*PE_size));\
if (!group || (OMPI_FINT_2_INT(*PE_root) >= group->proc_count))\
{\
rc = OSHMEM_ERROR;\
}\
cache_group(group,OMPI_FINT_2_INT(*PE_start),\
OMPI_FINT_2_INT(*logPE_stride),\
OMPI_FINT_2_INT(*PE_size));\
}\
} /* OSHMEM_GROUP_CACHE_ENABLED */\
/* Collective operation call */\
if ( rc == OSHMEM_SUCCESS )\
{\
int rel_PE_root = 0;\
oshmem_op_t* op = T_NAME;\
\
/* Define actual PE using relative in active set */\
rel_PE_root = oshmem_proc_pe(group->proc_array[OMPI_FINT_2_INT(*PE_root)]);\
\
/* Call collective broadcast operation */\
rc = group->g_scoll.scoll_broadcast( group, \
rel_PE_root, \
FPTR_2_VOID_PTR(target), \
FPTR_2_VOID_PTR(source), \
OMPI_FINT_2_INT(*nlong) * op->dt_size, \
FPTR_2_VOID_PTR(pSync), SCOLL_DEFAULT_ALG );\
}\
if (OSHMEM_GROUP_CACHE_ENABLED == 0) \
{\
if ( group )\
{\
oshmem_proc_group_destroy(group);\
}\
} /* OSHMEM_GROUP_CACHE_ENABLED */\
}\
}
SHMEM_BROADCAST(shmem_broadcast4_f, oshmem_op_prod_fint4, OSHMEM_GROUP_CACHE_ENABLED)
SHMEM_BROADCAST(shmem_broadcast8_f, oshmem_op_prod_fint8, OSHMEM_GROUP_CACHE_ENABLED)
SHMEM_BROADCAST(shmem_broadcast32_f, oshmem_op_prod_fint4, OSHMEM_GROUP_CACHE_ENABLED)
SHMEM_BROADCAST(shmem_broadcast64_f, oshmem_op_prod_fint8, OSHMEM_GROUP_CACHE_ENABLED)
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