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/*
* Copyright (c) 2013-2018 Mellanox Technologies, Inc.
* All rights reserved.
* Copyright (c) 2019 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "oshmem_config.h"
#include "oshmem/constants.h"
#include "oshmem/include/shmem.h"
#include "oshmem/runtime/runtime.h"
#include "oshmem/mca/scoll/scoll.h"
#include "oshmem/mca/spml/spml.h"
#include "oshmem/proc/proc.h"
static void _shmem_broadcast(void *target,
const void *source,
size_t nbytes,
int PE_root,
int PE_start,
int logPE_stride,
int PE_size,
long *pSync);
#define SHMEM_TYPE_BROADCAST(name, element_size) \
void shmem##name( void *target, \
const void *source, \
size_t nelems, \
int PE_root, \
int PE_start, \
int logPE_stride, \
int PE_size, \
long *pSync) \
{ \
RUNTIME_CHECK_INIT(); \
RUNTIME_CHECK_ADDR_SIZE(target, nelems); \
RUNTIME_CHECK_ADDR_SIZE(source, nelems); \
\
_shmem_broadcast( target, source, nelems * element_size, \
PE_root, PE_start, logPE_stride, PE_size, \
pSync); \
}
static void _shmem_broadcast(void *target,
const void *source,
size_t nbytes,
int PE_root,
int PE_start,
int logPE_stride,
int PE_size,
long *pSync)
{
int rc;
oshmem_group_t *group;
if ((0 <= PE_root) && (PE_root < PE_size)) {
/* Create group basing PE_start, logPE_stride and PE_size */
group = oshmem_proc_group_create_nofail(PE_start, 1 << logPE_stride, PE_size);
if (PE_root >= group->proc_count) {
rc = OSHMEM_ERROR;
goto out;
}
/* Define actual PE using relative in active set */
PE_root = oshmem_proc_pe_vpid(group, PE_root);
/* Call collective broadcast operation */
rc = group->g_scoll.scoll_broadcast(group,
PE_root,
target,
source,
nbytes,
pSync,
true,
SCOLL_DEFAULT_ALG);
out:
oshmem_proc_group_destroy(group);
RUNTIME_CHECK_RC(rc);
}
}
#if OSHMEM_PROFILING
#include "oshmem/include/pshmem.h"
#pragma weak shmem_broadcast32 = pshmem_broadcast32
#pragma weak shmem_broadcast64 = pshmem_broadcast64
/* Teams broadcast */
#pragma weak shmem_char_broadcast = pshmem_char_broadcast
#pragma weak shmem_short_broadcast = pshmem_short_broadcast
#pragma weak shmem_int_broadcast = pshmem_int_broadcast
#pragma weak shmem_long_broadcast = pshmem_long_broadcast
#pragma weak shmem_float_broadcast = pshmem_float_broadcast
#pragma weak shmem_double_broadcast = pshmem_double_broadcast
#pragma weak shmem_longlong_broadcast = pshmem_longlong_broadcast
#pragma weak shmem_schar_broadcast = pshmem_schar_broadcast
#pragma weak shmem_uchar_broadcast = pshmem_uchar_broadcast
#pragma weak shmem_ushort_broadcast = pshmem_ushort_broadcast
#pragma weak shmem_uint_broadcast = pshmem_uint_broadcast
#pragma weak shmem_ulong_broadcast = pshmem_ulong_broadcast
#pragma weak shmem_ulonglong_broadcast = pshmem_ulonglong_broadcast
#pragma weak shmem_longdouble_broadcast = pshmem_longdouble_broadcast
#pragma weak shmem_int8_broadcast = pshmem_int8_broadcast
#pragma weak shmem_int16_broadcast = pshmem_int16_broadcast
#pragma weak shmem_int32_broadcast = pshmem_int32_broadcast
#pragma weak shmem_int64_broadcast = pshmem_int64_broadcast
#pragma weak shmem_uint8_broadcast = pshmem_uint8_broadcast
#pragma weak shmem_uint16_broadcast = pshmem_uint16_broadcast
#pragma weak shmem_uint32_broadcast = pshmem_uint32_broadcast
#pragma weak shmem_uint64_broadcast = pshmem_uint64_broadcast
#pragma weak shmem_size_broadcast = pshmem_size_broadcast
#pragma weak shmem_ptrdiff_broadcast = pshmem_ptrdiff_broadcast
#pragma weak shmem_broadcastmem = pshmem_broadcastmem
#include "oshmem/shmem/c/profile-defines.h"
#endif
SHMEM_TYPE_BROADCAST(_broadcast32, sizeof(uint32_t))
SHMEM_TYPE_BROADCAST(_broadcast64, sizeof(uint64_t))
#define SHMEM_TYPE_TEAM_BROADCAST(type_name, type, code, postfix) \
int shmem##type_name##postfix(shmem_team_t team, type *dest, const type *source, size_t nelems, int PE_root) \
{ \
int rc = 0; \
\
RUNTIME_CHECK_INIT(); \
\
rc = MCA_SPML_CALL(team_broadcast( \
team, (void*)dest, (void*)source, \
nelems, PE_root, code)); \
RUNTIME_CHECK_RC(rc); \
\
return rc; \
}
SHMEM_TYPE_TEAM_BROADCAST(_char, char, SHMEM_CHAR, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_short, short, SHMEM_SHORT, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_int, int, SHMEM_INT, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_long, long, SHMEM_LONG, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_float, float, SHMEM_FLOAT, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_double, double, SHMEM_DOUBLE, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_longlong, long long, SHMEM_LLONG, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_schar, signed char, SHMEM_SCHAR, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_uchar, unsigned char, SHMEM_UCHAR, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_ushort, unsigned short, SHMEM_USHORT, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_uint, unsigned int, SHMEM_UINT, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_ulong, unsigned long, SHMEM_ULONG, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_ulonglong, unsigned long long, SHMEM_ULLONG, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_longdouble, long double, SHMEM_LDOUBLE, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_int8, int8_t, SHMEM_INT8_T, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_int16, int16_t, SHMEM_INT16_T, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_int32, int32_t, SHMEM_INT32_T, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_int64, int64_t, SHMEM_INT64_T, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_uint8, uint8_t, SHMEM_UINT8_T, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_uint16, uint16_t, SHMEM_UINT16_T, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_uint32, uint32_t, SHMEM_UINT32_T, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_uint64, uint64_t, SHMEM_UINT64_T, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_size, size_t, SHMEM_SIZE_T, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(_ptrdiff, ptrdiff_t, SHMEM_PTRDIFF_T, _broadcast)
SHMEM_TYPE_TEAM_BROADCAST(, void, SHMEM_BYTE, _broadcastmem)
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