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openmpi/oshmem/shmem/c/shmem_wait.c
Igor Ivanov a52b0797fc oshmem: Align OSHMEM API with spec v1.3 (shmem_wait change signature)
Annex G:
Version 1.3
Added volatile to remotely accessible pointer argument in SHMEM_WAIT
See Sections 8.7.1
2016-04-18 19:24:55 +03:00

92 строки
4.3 KiB
C

/*
* Copyright (c) 2013 Mellanox Technologies, Inc.
* 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/spml/spml.h"
/*
* These routines force the calling PE to wait until var is no longer equal to value.
* A call to any shmem_wait() routine does not return until some other processor makes the
* value at address var not equal to value.
*/
#define SHMEM_TYPE_WAIT(type_name, type, code, prefix) \
void prefix##type_name##_wait(type *addr, type value) \
{ \
int rc = OSHMEM_SUCCESS; \
\
RUNTIME_CHECK_INIT(); \
\
rc = MCA_SPML_CALL(wait( \
(void*)addr, \
SHMEM_CMP_NE, \
(void*)&value, \
code)); \
RUNTIME_CHECK_RC(rc); \
\
return ; \
}
#if OSHMEM_PROFILING
#include "oshmem/include/pshmem.h"
#pragma weak shmem_wait = pshmem_wait
#pragma weak shmem_short_wait = pshmem_short_wait
#pragma weak shmem_int_wait = pshmem_int_wait
#pragma weak shmem_long_wait = pshmem_long_wait
#pragma weak shmem_longlong_wait = pshmem_longlong_wait
#pragma weak shmemx_int32_wait = pshmemx_int32_wait
#pragma weak shmemx_int64_wait = pshmemx_int64_wait
#pragma weak shmem_wait_until = pshmem_wait_until
#pragma weak shmem_short_wait_until = pshmem_short_wait_until
#pragma weak shmem_int_wait_until = pshmem_int_wait_until
#pragma weak shmem_long_wait_until = pshmem_long_wait_until
#pragma weak shmem_longlong_wait_until = pshmem_longlong_wait_until
#pragma weak shmemx_int32_wait_until = pshmemx_int32_wait_until
#pragma weak shmemx_int64_wait_until = pshmemx_int64_wait_until
#include "oshmem/shmem/c/profile/defines.h"
#endif
SHMEM_TYPE_WAIT(, volatile long, SHMEM_LONG, shmem)
SHMEM_TYPE_WAIT(_short, volatile short, SHMEM_SHORT, shmem)
SHMEM_TYPE_WAIT(_int, volatile int, SHMEM_INT, shmem)
SHMEM_TYPE_WAIT(_long, volatile long, SHMEM_LONG, shmem)
SHMEM_TYPE_WAIT(_longlong, volatile long long, SHMEM_LLONG, shmem)
SHMEM_TYPE_WAIT(_int32, int32_t, SHMEM_INT32_T, shmemx)
SHMEM_TYPE_WAIT(_int64, int64_t, SHMEM_INT64_T, shmemx)
#define SHMEM_TYPE_WAIT_UNTIL(type_name, type, code, prefix) \
void prefix##type_name##_wait_until(type *addr, int cmp, type value) \
{ \
int rc = OSHMEM_SUCCESS; \
\
RUNTIME_CHECK_INIT(); \
\
rc = MCA_SPML_CALL(wait( \
(void*)addr, \
cmp, \
(void*)&value, \
code)); \
RUNTIME_CHECK_RC(rc); \
\
return ; \
}
SHMEM_TYPE_WAIT_UNTIL(, volatile long, SHMEM_LONG, shmem)
SHMEM_TYPE_WAIT_UNTIL(_short, volatile short, SHMEM_SHORT, shmem)
SHMEM_TYPE_WAIT_UNTIL(_int, volatile int, SHMEM_INT, shmem)
SHMEM_TYPE_WAIT_UNTIL(_long, volatile long, SHMEM_LONG, shmem)
SHMEM_TYPE_WAIT_UNTIL(_longlong, volatile long long, SHMEM_LLONG, shmem)
SHMEM_TYPE_WAIT_UNTIL(_int32, int32_t, SHMEM_INT32_T, shmemx)
SHMEM_TYPE_WAIT_UNTIL(_int64, int64_t, SHMEM_INT64_T, shmemx)