2013-09-10 19:34:09 +04:00
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/*
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* Copyright (c) 2013 Mellanox Technologies, Inc.
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* All rights reserved.
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* $COPYRIGHT$
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2015-06-24 06:59:57 +03:00
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*
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2013-09-10 19:34:09 +04:00
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* Additional copyrights may follow
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2015-06-24 06:59:57 +03:00
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*
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2013-09-10 19:34:09 +04:00
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* $HEADER$
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*/
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#include "oshmem_config.h"
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#include "oshmem/constants.h"
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#include "oshmem/include/shmem.h"
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#include "orte/mca/grpcomm/grpcomm.h"
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#include "oshmem/runtime/runtime.h"
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#include "oshmem/mca/scoll/scoll.h"
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#include "oshmem/proc/proc.h"
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#include "oshmem/proc/proc_group_cache.h"
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2013-11-26 16:46:56 +04:00
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static void _shmem_collect(void *target,
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2013-09-10 19:34:09 +04:00
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const void *source,
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size_t nbytes,
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int PE_start,
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int logPE_stride,
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int PE_size,
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long *pSync,
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bool nlong_type);
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#define SHMEM_TYPE_COLLECT(name, element_size, nelems_type) \
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void shmem##name( void *target, \
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const void *source, \
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size_t nelems, \
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int PE_start, \
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int logPE_stride, \
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int PE_size, \
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long *pSync) \
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{ \
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RUNTIME_CHECK_INIT(); \
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RUNTIME_CHECK_ADDR(target); \
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RUNTIME_CHECK_ADDR(source); \
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\
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2013-11-26 16:46:56 +04:00
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_shmem_collect( target, source, nelems * element_size, \
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2013-09-10 19:34:09 +04:00
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PE_start, logPE_stride, PE_size, \
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pSync, \
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nelems_type); \
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}
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2013-11-26 16:46:56 +04:00
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static void _shmem_collect(void *target,
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2013-09-10 19:34:09 +04:00
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const void *source,
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size_t nbytes,
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int PE_start,
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int logPE_stride,
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int PE_size,
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long *pSync,
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bool array_type)
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{
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int rc = OSHMEM_SUCCESS;
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oshmem_group_t* group = NULL;
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{
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/* Create group basing PE_start, logPE_stride and PE_size */
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#if OSHMEM_GROUP_CACHE_ENABLED == 0
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group = oshmem_proc_group_create(PE_start, (1 << logPE_stride), PE_size);
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if (!group)
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rc = OSHMEM_ERROR;
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#else
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group = find_group_in_cache(PE_start, logPE_stride, PE_size);
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if (!group) {
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group = oshmem_proc_group_create(PE_start,
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(1 << logPE_stride),
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PE_size);
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if (!group) {
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rc = OSHMEM_ERROR;
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} else {
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cache_group(group, PE_start, logPE_stride, PE_size);
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}
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}
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#endif /* OSHMEM_GROUP_CACHE_ENABLED */
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/* Collective operation call */
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if (rc == OSHMEM_SUCCESS) {
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/* Call collective broadcast operation */
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rc = group->g_scoll.scoll_collect(group,
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target,
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source,
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nbytes,
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pSync,
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array_type,
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SCOLL_DEFAULT_ALG);
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}
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#if OSHMEM_GROUP_CACHE_ENABLED == 0
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if ( rc == OSHMEM_SUCCESS )
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{
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oshmem_proc_group_destroy(group);
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}
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#endif /* OSHMEM_GROUP_CACHE_ENABLED */
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}
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}
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2014-04-08 02:55:21 +04:00
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#if OSHMEM_PROFILING
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2014-04-22 20:49:20 +04:00
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#include "oshmem/include/pshmem.h"
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2014-04-08 02:55:21 +04:00
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#pragma weak shmem_collect32 = pshmem_collect32
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#pragma weak shmem_collect64 = pshmem_collect64
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#pragma weak shmem_fcollect32 = pshmem_fcollect32
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#pragma weak shmem_fcollect64 = pshmem_fcollect64
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#include "oshmem/shmem/c/profile/defines.h"
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#endif
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2013-09-10 19:34:09 +04:00
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SHMEM_TYPE_COLLECT(_collect32, sizeof(uint32_t), false)
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SHMEM_TYPE_COLLECT(_collect64, sizeof(uint64_t), false)
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SHMEM_TYPE_COLLECT(_fcollect32, sizeof(uint32_t), true)
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SHMEM_TYPE_COLLECT(_fcollect64, sizeof(uint64_t), true)
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