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starpu_mpi_early_data.h
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/* StarPU --- Runtime system for heterogeneous multicore architectures.
*
* Copyright (C) 2009-2025 University of Bordeaux, CNRS (LaBRI UMR 5800), Inria
*
* StarPU is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at
* your option) any later version.
*
* StarPU is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* See the GNU Lesser General Public License in COPYING.LGPL for more details.
*/
#ifndef __STARPU_MPI_EARLY_DATA_H__
#define __STARPU_MPI_EARLY_DATA_H__
#include <starpu.h>
#include <stdlib.h>
#include <mpi.h>
#include <common/config.h>
#include <common/list.h>
#include <common/uthash.h>
#include <starpu_mpi_private.h>
#ifdef STARPU_USE_MPI_MPI
#ifdef __cplusplus
extern "C"
{
#endif
LIST_TYPE(_starpu_mpi_early_data_handle,
starpu_data_handle_t handle;
struct _starpu_mpi_req *req;
void *buffer;
size_t size;
unsigned buffer_node;
struct _starpu_mpi_node_tag node_tag;
starpu_pthread_mutex_t req_mutex;
starpu_pthread_cond_t req_cond;
);
struct _starpu_mpi_early_data_handle_tag_hashlist
{
struct _starpu_mpi_early_data_handle_list list;
UT_hash_handle hh;
starpu_mpi_tag_t data_tag;
};
struct _starpu_mpi_envelope;
void _starpu_mpi_early_data_init(void);
void _starpu_mpi_early_data_check_termination(void);
void _starpu_mpi_early_data_shutdown(void);
struct _starpu_mpi_early_data_handle *_starpu_mpi_early_data_create(struct _starpu_mpi_envelope *envelope, int source, MPI_Comm comm) STARPU_ATTRIBUTE_MALLOC;
struct _starpu_mpi_early_data_handle *_starpu_mpi_early_data_find(struct _starpu_mpi_node_tag *node_tag);
void _starpu_mpi_early_data_add(struct _starpu_mpi_early_data_handle *early_data_handle);
void _starpu_mpi_early_data_delete(struct _starpu_mpi_early_data_handle *early_data_handle);
// Not used now but needed for fault tolerance
struct _starpu_mpi_early_data_handle_tag_hashlist *_starpu_mpi_early_data_extract(struct _starpu_mpi_node_tag *node_tag);
#ifdef __cplusplus
}
#endif
#endif /* STARPU_USE_MPI_MPI */
#endif /* __STARPU_MPI_EARLY_DATA_H__ */
list.h
_starpu_mpi_early_data_handle
Definition starpu_mpi_early_data.h:37
_starpu_mpi_early_data_handle_tag_hashlist
Definition starpu_mpi_early_data.h:49
_starpu_mpi_envelope
Definition starpu_mpi_mpi_backend.h:51
starpu_mpi_private.h
_starpu_mpi_node_tag
Definition starpu_mpi_private.h:188
_starpu_mpi_req
Definition starpu_mpi_private.h:242
uthash.h
UT_hash_handle
Definition uthash.h:1017