StarPU Handbook
starpu_mpi.h
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1 /* StarPU --- Runtime system for heterogeneous multicore architectures.
2  *
3  * Copyright (C) 2009-2020 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_H__
18 #define __STARPU_MPI_H__
19 
20 #include <starpu.h>
21 
22 #if defined(STARPU_USE_MPI)
23 
24 #include <mpi.h>
25 #include <stdint.h>
26 
27 #ifdef __cplusplus
28 extern "C"
29 {
30 #endif
31 
50 int starpu_mpi_init_conf(int *argc, char ***argv, int initialize_mpi, MPI_Comm comm, struct starpu_conf *conf);
51 
57 int starpu_mpi_init_comm(int *argc, char ***argv, int initialize_mpi, MPI_Comm comm);
58 
62 int starpu_mpi_init(int *argc, char ***argv, int initialize_mpi);
63 
70 int starpu_mpi_initialize(void) STARPU_DEPRECATED;
71 
79 int starpu_mpi_initialize_extended(int *rank, int *world_size) STARPU_DEPRECATED;
80 
87 int starpu_mpi_shutdown(void);
88 
95 void starpu_mpi_comm_amounts_retrieve(size_t *comm_amounts);
96 
100 int starpu_mpi_comm_size(MPI_Comm comm, int *size);
101 
106 int starpu_mpi_comm_rank(MPI_Comm comm, int *rank);
107 
112 int starpu_mpi_world_rank(void);
113 
117 int starpu_mpi_world_size(void);
118 
123 #define STARPU_MPI_TAG_UB MPI_TAG_UB
124 
133 int starpu_mpi_comm_get_attr(MPI_Comm comm, int keyval, void *attribute_val, int *flag);
134 
135 int starpu_mpi_get_communication_tag(void);
136 void starpu_mpi_set_communication_tag(int tag);
137 
149 typedef void *starpu_mpi_req;
150 
154 typedef int64_t starpu_mpi_tag_t;
155 
163 int starpu_mpi_isend(starpu_data_handle_t data_handle, starpu_mpi_req *req, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm);
164 
168 int starpu_mpi_isend_prio(starpu_data_handle_t data_handle, starpu_mpi_req *req, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm);
169 
176 int starpu_mpi_irecv(starpu_data_handle_t data_handle, starpu_mpi_req *req, int source, starpu_mpi_tag_t data_tag, MPI_Comm comm);
177 
183 int starpu_mpi_send(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm);
184 
188 int starpu_mpi_send_prio(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm);
189 
195 int starpu_mpi_recv(starpu_data_handle_t data_handle, int source, starpu_mpi_tag_t data_tag, MPI_Comm comm, MPI_Status *status);
196 
207 int starpu_mpi_isend_detached(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm, void (*callback)(void *), void *arg);
208 
212 int starpu_mpi_isend_detached_prio(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm, void (*callback)(void *), void *arg);
213 
224 int starpu_mpi_irecv_detached(starpu_data_handle_t data_handle, int source, starpu_mpi_tag_t data_tag, MPI_Comm comm, void (*callback)(void *), void *arg);
225 
241 int starpu_mpi_irecv_detached_sequential_consistency(starpu_data_handle_t data_handle, int source, starpu_mpi_tag_t data_tag, MPI_Comm comm, void (*callback)(void *), void *arg, int sequential_consistency);
242 
248 int starpu_mpi_issend(starpu_data_handle_t data_handle, starpu_mpi_req *req, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm);
249 
253 int starpu_mpi_issend_prio(starpu_data_handle_t data_handle, starpu_mpi_req *req, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm);
254 
265 int starpu_mpi_issend_detached(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm, void (*callback)(void *), void *arg);
266 
270 int starpu_mpi_issend_detached_prio(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm, void (*callback)(void *), void *arg);
271 
275 int starpu_mpi_wait(starpu_mpi_req *req, MPI_Status *status);
276 
282 int starpu_mpi_test(starpu_mpi_req *req, int *flag, MPI_Status *status);
283 
288 int starpu_mpi_barrier(MPI_Comm comm);
289 
294 int starpu_mpi_wait_for_all(MPI_Comm comm);
295 
301 int starpu_mpi_isend_detached_unlock_tag(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm, starpu_tag_t tag);
302 
307 int starpu_mpi_isend_detached_unlock_tag_prio(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm, starpu_tag_t tag);
308 
314 int starpu_mpi_irecv_detached_unlock_tag(starpu_data_handle_t data_handle, int source, starpu_mpi_tag_t data_tag, MPI_Comm comm, starpu_tag_t tag);
315 
323 int starpu_mpi_isend_array_detached_unlock_tag(unsigned array_size, starpu_data_handle_t *data_handle, int *dest, starpu_mpi_tag_t *data_tag, MPI_Comm *comm, starpu_tag_t tag);
324 
329 int starpu_mpi_isend_array_detached_unlock_tag_prio(unsigned array_size, starpu_data_handle_t *data_handle, int *dest, starpu_mpi_tag_t *data_tag, int *prio, MPI_Comm *comm, starpu_tag_t tag);
330 
338 int starpu_mpi_irecv_array_detached_unlock_tag(unsigned array_size, starpu_data_handle_t *data_handle, int *source, starpu_mpi_tag_t *data_tag, MPI_Comm *comm, starpu_tag_t tag);
339 
340 typedef int (*starpu_mpi_datatype_allocate_func_t)(starpu_data_handle_t, MPI_Datatype *);
341 typedef void (*starpu_mpi_datatype_free_func_t)(MPI_Datatype *);
342 
350 int starpu_mpi_datatype_register(starpu_data_handle_t handle, starpu_mpi_datatype_allocate_func_t allocate_datatype_func, starpu_mpi_datatype_free_func_t free_datatype_func);
351 
360 int starpu_mpi_interface_datatype_register(enum starpu_data_interface_id id, starpu_mpi_datatype_allocate_func_t allocate_datatype_func, starpu_mpi_datatype_free_func_t free_datatype_func);
361 
367 
373 
385 
390 int starpu_mpi_cache_set(int enabled);
391 
399 void starpu_mpi_cache_flush(MPI_Comm comm, starpu_data_handle_t data_handle);
400 
408 void starpu_mpi_cache_flush_all_data(MPI_Comm comm);
409 
416 
422 int starpu_mpi_cached_send(starpu_data_handle_t data_handle, int dest);
423 
440 #define STARPU_MPI_PER_NODE -2
441 
447 void starpu_mpi_data_register_comm(starpu_data_handle_t data_handle, starpu_mpi_tag_t data_tag, int rank, MPI_Comm comm);
448 
455 #define starpu_mpi_data_register(data_handle, data_tag, rank) starpu_mpi_data_register_comm(data_handle, data_tag, rank, MPI_COMM_WORLD)
456 
464 
468 #define starpu_data_set_tag starpu_mpi_data_set_tag
469 
476 void starpu_mpi_data_set_rank_comm(starpu_data_handle_t handle, int rank, MPI_Comm comm);
477 
484 #define starpu_mpi_data_set_rank(handle, rank) starpu_mpi_data_set_rank_comm(handle, rank, MPI_COMM_WORLD)
485 
489 #define starpu_data_set_rank starpu_mpi_data_set_rank
490 
495 
499 #define starpu_data_get_rank starpu_mpi_data_get_rank
500 
505 
509 #define starpu_data_get_tag starpu_mpi_data_get_tag
510 
565 int starpu_mpi_task_insert(MPI_Comm comm, struct starpu_codelet *codelet, ...);
566 
570 int starpu_mpi_insert_task(MPI_Comm comm, struct starpu_codelet *codelet, ...);
571 
585 struct starpu_task *starpu_mpi_task_build(MPI_Comm comm, struct starpu_codelet *codelet, ...);
586 
592 int starpu_mpi_task_post_build(MPI_Comm comm, struct starpu_codelet *codelet, ...);
593 
599 void starpu_mpi_get_data_on_node(MPI_Comm comm, starpu_data_handle_t data_handle, int node);
600 
607 void starpu_mpi_get_data_on_node_detached(MPI_Comm comm, starpu_data_handle_t data_handle, int node, void (*callback)(void*), void *arg);
608 
613 void starpu_mpi_get_data_on_all_nodes_detached(MPI_Comm comm, starpu_data_handle_t data_handle);
614 
625 void starpu_mpi_data_migrate(MPI_Comm comm, starpu_data_handle_t handle, int new_rank);
626 
639 #define STARPU_MPI_NODE_SELECTION_CURRENT_POLICY -1
640 
644 #define STARPU_MPI_NODE_SELECTION_MOST_R_DATA 0
645 
646 typedef int (*starpu_mpi_select_node_policy_func_t)(int me, int nb_nodes, struct starpu_data_descr *descr, int nb_data);
647 
678 int starpu_mpi_node_selection_register_policy(starpu_mpi_select_node_policy_func_t policy_func);
679 
684 
690 
698 
711 void starpu_mpi_redux_data(MPI_Comm comm, starpu_data_handle_t data_handle);
712 
716 void starpu_mpi_redux_data_prio(MPI_Comm comm, starpu_data_handle_t data_handle, int prio);
717 
728 int starpu_mpi_scatter_detached(starpu_data_handle_t *data_handles, int count, int root, MPI_Comm comm, void (*scallback)(void *), void *sarg, void (*rcallback)(void *), void *rarg);
729 
740 int starpu_mpi_gather_detached(starpu_data_handle_t *data_handles, int count, int root, MPI_Comm comm, void (*scallback)(void *), void *sarg, void (*rcallback)(void *), void *rarg);
741 
744 int starpu_mpi_pre_submit_hook_register(void (*f)(struct starpu_task *));
745 int starpu_mpi_pre_submit_hook_unregister();
746 
749 #ifdef __cplusplus
750 }
751 #endif
752 
753 #endif // STARPU_USE_MPI
754 #endif // __STARPU_MPI_H__
starpu_mpi_node_selection_register_policy
int starpu_mpi_node_selection_register_policy(starpu_mpi_select_node_policy_func_t policy_func)
starpu_mpi_init
int starpu_mpi_init(int *argc, char ***argv, int initialize_mpi)
starpu_mpi_isend_prio
int starpu_mpi_isend_prio(starpu_data_handle_t data_handle, starpu_mpi_req *req, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm)
starpu_mpi_comm_rank
int starpu_mpi_comm_rank(MPI_Comm comm, int *rank)
starpu_conf
Definition: starpu.h:102
starpu_mpi_issend_prio
int starpu_mpi_issend_prio(starpu_data_handle_t data_handle, starpu_mpi_req *req, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm)
starpu_mpi_issend
int starpu_mpi_issend(starpu_data_handle_t data_handle, starpu_mpi_req *req, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm)
starpu_mpi_data_get_rank
int starpu_mpi_data_get_rank(starpu_data_handle_t handle)
starpu_mpi_get_data_on_node
void starpu_mpi_get_data_on_node(MPI_Comm comm, starpu_data_handle_t data_handle, int node)
starpu_mpi_irecv_detached_unlock_tag
int starpu_mpi_irecv_detached_unlock_tag(starpu_data_handle_t data_handle, int source, starpu_mpi_tag_t data_tag, MPI_Comm comm, starpu_tag_t tag)
starpu_mpi_tag_t
int64_t starpu_mpi_tag_t
Definition: starpu_mpi.h:154
starpu_mpi_send
int starpu_mpi_send(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm)
starpu_tag_t
uint64_t starpu_tag_t
Definition: starpu_task_dep.h:127
starpu_mpi_irecv_detached_sequential_consistency
int starpu_mpi_irecv_detached_sequential_consistency(starpu_data_handle_t data_handle, int source, starpu_mpi_tag_t data_tag, MPI_Comm comm, void(*callback)(void *), void *arg, int sequential_consistency)
starpu_mpi_comm_size
int starpu_mpi_comm_size(MPI_Comm comm, int *size)
starpu_mpi_initialize_extended
int starpu_mpi_initialize_extended(int *rank, int *world_size)
starpu_mpi_node_selection_set_current_policy
int starpu_mpi_node_selection_set_current_policy(int policy)
starpu_mpi_isend_detached
int starpu_mpi_isend_detached(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm, void(*callback)(void *), void *arg)
starpu_mpi_data_set_rank_comm
void starpu_mpi_data_set_rank_comm(starpu_data_handle_t handle, int rank, MPI_Comm comm)
starpu_mpi_test
int starpu_mpi_test(starpu_mpi_req *req, int *flag, MPI_Status *status)
starpu_mpi_req
void * starpu_mpi_req
Definition: starpu_mpi.h:149
starpu_mpi_issend_detached
int starpu_mpi_issend_detached(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm, void(*callback)(void *), void *arg)
starpu_codelet
Definition: starpu_task.h:248
starpu_mpi_data_set_tag
void starpu_mpi_data_set_tag(starpu_data_handle_t handle, starpu_mpi_tag_t data_tag)
starpu_mpi_comm_amounts_retrieve
void starpu_mpi_comm_amounts_retrieve(size_t *comm_amounts)
starpu_mpi_comm_get_attr
int starpu_mpi_comm_get_attr(MPI_Comm comm, int keyval, void *attribute_val, int *flag)
starpu_mpi_data_get_tag
starpu_mpi_tag_t starpu_mpi_data_get_tag(starpu_data_handle_t handle)
starpu_mpi_cached_send
int starpu_mpi_cached_send(starpu_data_handle_t data_handle, int dest)
starpu_data_interface_id
starpu_data_interface_id
Definition: starpu_data_interfaces.h:347
starpu_mpi_recv
int starpu_mpi_recv(starpu_data_handle_t data_handle, int source, starpu_mpi_tag_t data_tag, MPI_Comm comm, MPI_Status *status)
starpu_mpi_datatype_register
int starpu_mpi_datatype_register(starpu_data_handle_t handle, starpu_mpi_datatype_allocate_func_t allocate_datatype_func, starpu_mpi_datatype_free_func_t free_datatype_func)
starpu_mpi_task_insert
int starpu_mpi_task_insert(MPI_Comm comm, struct starpu_codelet *codelet,...)
starpu_mpi_data_register_comm
void starpu_mpi_data_register_comm(starpu_data_handle_t data_handle, starpu_mpi_tag_t data_tag, int rank, MPI_Comm comm)
starpu_mpi_send_prio
int starpu_mpi_send_prio(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm)
starpu_mpi_get_data_on_all_nodes_detached
void starpu_mpi_get_data_on_all_nodes_detached(MPI_Comm comm, starpu_data_handle_t data_handle)
starpu_data_handle_t
struct _starpu_data_state * starpu_data_handle_t
Definition: starpu_data.h:44
starpu_mpi_wait_for_all
int starpu_mpi_wait_for_all(MPI_Comm comm)
starpu_mpi_isend_array_detached_unlock_tag_prio
int starpu_mpi_isend_array_detached_unlock_tag_prio(unsigned array_size, starpu_data_handle_t *data_handle, int *dest, starpu_mpi_tag_t *data_tag, int *prio, MPI_Comm *comm, starpu_tag_t tag)
starpu_mpi_node_selection_get_current_policy
int starpu_mpi_node_selection_get_current_policy()
starpu.h
starpu_mpi_redux_data
void starpu_mpi_redux_data(MPI_Comm comm, starpu_data_handle_t data_handle)
starpu_mpi_initialize
int starpu_mpi_initialize(void)
starpu_mpi_isend_array_detached_unlock_tag
int starpu_mpi_isend_array_detached_unlock_tag(unsigned array_size, starpu_data_handle_t *data_handle, int *dest, starpu_mpi_tag_t *data_tag, MPI_Comm *comm, starpu_tag_t tag)
starpu_mpi_cache_set
int starpu_mpi_cache_set(int enabled)
starpu_task
Definition: starpu_task.h:551
starpu_mpi_cache_flush_all_data
void starpu_mpi_cache_flush_all_data(MPI_Comm comm)
starpu_mpi_cache_flush
void starpu_mpi_cache_flush(MPI_Comm comm, starpu_data_handle_t data_handle)
starpu_mpi_world_size
int starpu_mpi_world_size(void)
starpu_mpi_irecv_array_detached_unlock_tag
int starpu_mpi_irecv_array_detached_unlock_tag(unsigned array_size, starpu_data_handle_t *data_handle, int *source, starpu_mpi_tag_t *data_tag, MPI_Comm *comm, starpu_tag_t tag)
starpu_mpi_isend_detached_unlock_tag_prio
int starpu_mpi_isend_detached_unlock_tag_prio(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm, starpu_tag_t tag)
starpu_mpi_node_selection_unregister_policy
int starpu_mpi_node_selection_unregister_policy(int policy)
starpu_mpi_scatter_detached
int starpu_mpi_scatter_detached(starpu_data_handle_t *data_handles, int count, int root, MPI_Comm comm, void(*scallback)(void *), void *sarg, void(*rcallback)(void *), void *rarg)
starpu_mpi_redux_data_prio
void starpu_mpi_redux_data_prio(MPI_Comm comm, starpu_data_handle_t data_handle, int prio)
starpu_mpi_get_data_on_node_detached
void starpu_mpi_get_data_on_node_detached(MPI_Comm comm, starpu_data_handle_t data_handle, int node, void(*callback)(void *), void *arg)
starpu_mpi_insert_task
int starpu_mpi_insert_task(MPI_Comm comm, struct starpu_codelet *codelet,...)
starpu_mpi_task_post_build
int starpu_mpi_task_post_build(MPI_Comm comm, struct starpu_codelet *codelet,...)
starpu_mpi_barrier
int starpu_mpi_barrier(MPI_Comm comm)
starpu_mpi_issend_detached_prio
int starpu_mpi_issend_detached_prio(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm, void(*callback)(void *), void *arg)
starpu_mpi_data_migrate
void starpu_mpi_data_migrate(MPI_Comm comm, starpu_data_handle_t handle, int new_rank)
starpu_mpi_irecv_detached
int starpu_mpi_irecv_detached(starpu_data_handle_t data_handle, int source, starpu_mpi_tag_t data_tag, MPI_Comm comm, void(*callback)(void *), void *arg)
starpu_mpi_cache_is_enabled
int starpu_mpi_cache_is_enabled()
starpu_mpi_task_build
struct starpu_task * starpu_mpi_task_build(MPI_Comm comm, struct starpu_codelet *codelet,...)
starpu_mpi_shutdown
int starpu_mpi_shutdown(void)
starpu_mpi_isend_detached_unlock_tag
int starpu_mpi_isend_detached_unlock_tag(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm, starpu_tag_t tag)
starpu_mpi_interface_datatype_register
int starpu_mpi_interface_datatype_register(enum starpu_data_interface_id id, starpu_mpi_datatype_allocate_func_t allocate_datatype_func, starpu_mpi_datatype_free_func_t free_datatype_func)
starpu_mpi_irecv
int starpu_mpi_irecv(starpu_data_handle_t data_handle, starpu_mpi_req *req, int source, starpu_mpi_tag_t data_tag, MPI_Comm comm)
starpu_mpi_isend
int starpu_mpi_isend(starpu_data_handle_t data_handle, starpu_mpi_req *req, int dest, starpu_mpi_tag_t data_tag, MPI_Comm comm)
starpu_mpi_wait
int starpu_mpi_wait(starpu_mpi_req *req, MPI_Status *status)
starpu_mpi_init_comm
int starpu_mpi_init_comm(int *argc, char ***argv, int initialize_mpi, MPI_Comm comm)
starpu_mpi_init_conf
int starpu_mpi_init_conf(int *argc, char ***argv, int initialize_mpi, MPI_Comm comm, struct starpu_conf *conf)
starpu_mpi_cached_receive
int starpu_mpi_cached_receive(starpu_data_handle_t data_handle)
starpu_mpi_interface_datatype_unregister
int starpu_mpi_interface_datatype_unregister(enum starpu_data_interface_id id)
starpu_mpi_datatype_unregister
int starpu_mpi_datatype_unregister(starpu_data_handle_t handle)
starpu_data_descr
Definition: starpu_task.h:536
starpu_mpi_isend_detached_prio
int starpu_mpi_isend_detached_prio(starpu_data_handle_t data_handle, int dest, starpu_mpi_tag_t data_tag, int prio, MPI_Comm comm, void(*callback)(void *), void *arg)
starpu_mpi_world_rank
int starpu_mpi_world_rank(void)
starpu_mpi_gather_detached
int starpu_mpi_gather_detached(starpu_data_handle_t *data_handles, int count, int root, MPI_Comm comm, void(*scallback)(void *), void *sarg, void(*rcallback)(void *), void *rarg)