52 строки
1.3 KiB
C
52 строки
1.3 KiB
C
/*
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* Copyright (c) 2013 Mellanox Technologies, Inc.
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* All rights reserved.
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* Copyright (c) 2016 Research Organization for Information Science
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* and Technology (RIST). 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 <stdio.h>
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#include <stdlib.h>
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#include "oshmem/constants.h"
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#include "oshmem/op/op.h"
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#include "oshmem/mca/spml/spml.h"
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#include "oshmem/mca/atomic/atomic.h"
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#include "oshmem/mca/atomic/base/base.h"
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#include "oshmem/mca/memheap/memheap.h"
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#include "oshmem/mca/memheap/base/base.h"
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#include "oshmem/runtime/runtime.h"
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#include "atomic_mxm.h"
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int mca_atomic_mxm_fadd(void *target,
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void *prev,
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const void *value,
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size_t nlong,
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int pe,
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struct oshmem_op_t *op)
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{
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mxm_send_req_t sreq;
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static char dummy_buf[8];
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mca_atomic_mxm_req_init(&sreq, pe, target, nlong);
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memcpy(&sreq.op.atomic.value, value, nlong);
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sreq.opcode = MXM_REQ_OP_ATOMIC_FADD;
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if (NULL == prev) {
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sreq.base.data.buffer.ptr = dummy_buf;
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} else {
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sreq.base.data.buffer.ptr = prev;
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}
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mca_atomic_mxm_post(&sreq);
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return OSHMEM_SUCCESS;
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}
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