98 строки
4.4 KiB
C
98 строки
4.4 KiB
C
/*
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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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*
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* Additional copyrights may follow
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*
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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 "oshmem/include/shmemx.h"
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#include "oshmem/runtime/runtime.h"
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#include "oshmem/op/op.h"
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#include "oshmem/mca/atomic/atomic.h"
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/*
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* These routines perform an atomic add operation.
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* The atomic add routines add value to the data at address target on PE pe. The operation
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* must be completed without the possibility of another process updating target between the
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* time of the fetch and the update.
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*/
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#define DO_SHMEM_TYPE_ATOMIC_ADD(ctx, type_name, type, target, value, pe) { \
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int rc = OSHMEM_SUCCESS; \
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size_t size = 0; \
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\
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RUNTIME_CHECK_INIT(); \
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RUNTIME_CHECK_PE(pe); \
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RUNTIME_CHECK_ADDR(target); \
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\
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size = sizeof(value); \
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rc = MCA_ATOMIC_CALL(add( \
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ctx, \
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(void*)target, \
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value, \
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size, \
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pe)); \
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RUNTIME_CHECK_RC(rc); \
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} while (0)
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#define SHMEM_CTX_TYPE_ATOMIC_ADD(type_name, type, prefix) \
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void prefix##_ctx##type_name##_atomic_add(shmem_ctx_t ctx, type *target, type value, int pe) \
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{ \
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DO_SHMEM_TYPE_ATOMIC_ADD(ctx, type_name, type, target, \
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value, pe); \
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return ; \
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}
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#define SHMEM_TYPE_ATOMIC_ADD(type_name, type, prefix) \
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void prefix##type_name##_atomic_add(type *target, type value, int pe) \
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{ \
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DO_SHMEM_TYPE_ATOMIC_ADD(oshmem_ctx_default, type_name, \
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type, target, value, pe); \
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\
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return ; \
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}
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#if OSHMEM_PROFILING
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#include "oshmem/include/pshmem.h"
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#pragma weak shmem_ctx_int_atomic_add = pshmem_ctx_int_atomic_add
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#pragma weak shmem_ctx_long_atomic_add = pshmem_ctx_long_atomic_add
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#pragma weak shmem_ctx_longlong_atomic_add = pshmem_ctx_longlong_atomic_add
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#pragma weak shmem_int_atomic_add = pshmem_int_atomic_add
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#pragma weak shmem_long_atomic_add = pshmem_long_atomic_add
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#pragma weak shmem_longlong_atomic_add = pshmem_longlong_atomic_add
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#pragma weak shmem_int_add = pshmem_int_add
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#pragma weak shmem_long_add = pshmem_long_add
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#pragma weak shmem_longlong_add = pshmem_longlong_add
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#pragma weak shmemx_int32_add = pshmemx_int32_add
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#pragma weak shmemx_int64_add = pshmemx_int64_add
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#include "oshmem/shmem/c/profile/defines.h"
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#endif
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SHMEM_CTX_TYPE_ATOMIC_ADD(_int, int, shmem)
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SHMEM_CTX_TYPE_ATOMIC_ADD(_long, long, shmem)
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SHMEM_CTX_TYPE_ATOMIC_ADD(_longlong, long long, shmem)
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SHMEM_TYPE_ATOMIC_ADD(_int, int, shmem)
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SHMEM_TYPE_ATOMIC_ADD(_long, long, shmem)
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SHMEM_TYPE_ATOMIC_ADD(_longlong, long long, shmem)
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/* deprecated APIs */
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#define SHMEM_TYPE_ADD(type_name, type, prefix) \
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void prefix##type_name##_add(type *target, type value, int pe) \
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{ \
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DO_SHMEM_TYPE_ATOMIC_ADD(oshmem_ctx_default, type_name, \
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type, target, value, pe); \
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return ; \
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}
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SHMEM_TYPE_ADD(_int, int, shmem)
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SHMEM_TYPE_ADD(_long, long, shmem)
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SHMEM_TYPE_ADD(_longlong, long long, shmem)
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SHMEM_TYPE_ADD(_int32, int32_t, shmemx)
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SHMEM_TYPE_ADD(_int64, int64_t, shmemx)
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