StarPU Internal Handbook

starpu_mpi_early_data.h
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1/* StarPU --- Runtime system for heterogeneous multicore architectures.
2 *
3 * Copyright (C) 2009-2021 Université de Bordeaux, CNRS (LaBRI UMR 5800), Inria
4 *
5 * StarPU is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License as published by
7 * the Free Software Foundation; either version 2.1 of the License, or (at
8 * your option) any later version.
9 *
10 * StarPU is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 *
14 * See the GNU Lesser General Public License in COPYING.LGPL for more details.
15 */
16
17#ifndef __STARPU_MPI_EARLY_DATA_H__
18#define __STARPU_MPI_EARLY_DATA_H__
19
20#include <starpu.h>
21#include <stdlib.h>
22#include <mpi.h>
23#include <common/config.h>
24#include <common/list.h>
25#include <common/uthash.h>
26#include <starpu_mpi_private.h>
27
30#ifdef STARPU_USE_MPI_MPI
31
32#ifdef __cplusplus
33 extern "C"
34{
35#endif
36
37LIST_TYPE(_starpu_mpi_early_data_handle,
38 starpu_data_handle_t handle;
39 struct _starpu_mpi_req *req;
40 void *buffer;
41 size_t size;
42 struct _starpu_mpi_node_tag node_tag;
43 starpu_pthread_mutex_t req_mutex;
44 starpu_pthread_cond_t req_cond;
45);
46
47 struct _starpu_mpi_early_data_handle_tag_hashlist
48{
49 struct _starpu_mpi_early_data_handle_list list;
50 UT_hash_handle hh;
51 starpu_mpi_tag_t data_tag;
52};
53
54 struct _starpu_mpi_envelope;
55
56 void _starpu_mpi_early_data_init(void);
57 void _starpu_mpi_early_data_check_termination(void);
58 void _starpu_mpi_early_data_shutdown(void);
59
60 struct _starpu_mpi_early_data_handle *_starpu_mpi_early_data_create(struct _starpu_mpi_envelope *envelope, int source, MPI_Comm comm) STARPU_ATTRIBUTE_MALLOC;
61 struct _starpu_mpi_early_data_handle *_starpu_mpi_early_data_find(struct _starpu_mpi_node_tag *node_tag);
62 void _starpu_mpi_early_data_add(struct _starpu_mpi_early_data_handle *early_data_handle);
63
64 struct _starpu_mpi_early_data_handle_tag_hashlist *_starpu_mpi_early_data_extract(struct _starpu_mpi_node_tag *node_tag);
65
66#ifdef __cplusplus
67}
68#endif
69
70#endif /* STARPU_USE_MPI_MPI */
71#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:48
_starpu_mpi_envelope
Definition: starpu_mpi_mpi_backend.h:44
starpu_mpi_private.h
_starpu_mpi_node_tag
Definition: starpu_mpi_private.h:180
_starpu_mpi_req
Definition: starpu_mpi_private.h:217
uthash.h
UT_hash_handle
Definition: uthash.h:1015