StarPU Handbook
starpu_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_DATA_H__
18#define __STARPU_DATA_H__
19
20#include <starpu.h>
21
22#ifdef __cplusplus
23extern "C"
24{
25#endif
26
35struct _starpu_data_state;
44typedef struct _starpu_data_state* starpu_data_handle_t;
45
55{
57 STARPU_R=(1<<0),
58 STARPU_W=(1<<1),
60 STARPU_SCRATCH=(1<<2),
85 STARPU_REDUX=(1<<3),
86 STARPU_COMMUTE=(1<<4),
96 STARPU_SSEND=(1<<5),
101 STARPU_LOCALITY=(1<<6),
113 STARPU_NOPLAN=(1<<8),
118
120
125
131void starpu_data_set_coordinates_array(starpu_data_handle_t handle, unsigned dimensions, int dims[]);
132
138void starpu_data_set_coordinates(starpu_data_handle_t handle, unsigned dimensions, ...);
139
146unsigned starpu_data_get_coordinates_array(starpu_data_handle_t handle, unsigned dimensions, int dims[]);
147
159
166
178
186
192
197void starpu_data_advise_as_important(starpu_data_handle_t handle, unsigned is_important);
198
210#define STARPU_ACQUIRE_NO_NODE -1
211
217#define STARPU_ACQUIRE_NO_NODE_LOCK_ALL -2
218
239
247
260int starpu_data_acquire_cb(starpu_data_handle_t handle, enum starpu_data_access_mode mode, void (*callback)(void *), void *arg);
261
269int starpu_data_acquire_on_node_cb(starpu_data_handle_t handle, int node, enum starpu_data_access_mode mode, void (*callback)(void *), void *arg);
270
285int starpu_data_acquire_cb_sequential_consistency(starpu_data_handle_t handle, enum starpu_data_access_mode mode, void (*callback)(void *), void *arg, int sequential_consistency);
286
294int starpu_data_acquire_on_node_cb_sequential_consistency(starpu_data_handle_t handle, int node, enum starpu_data_access_mode mode, void (*callback)(void *), void *arg, int sequential_consistency);
295
296int starpu_data_acquire_on_node_cb_sequential_consistency_quick(starpu_data_handle_t handle, int node, enum starpu_data_access_mode mode, void (*callback)(void *), void *arg, int sequential_consistency, int quick);
297
305int starpu_data_acquire_on_node_cb_sequential_consistency_sync_jobids(starpu_data_handle_t handle, int node, enum starpu_data_access_mode mode, void (*callback)(void *), void *arg, int sequential_consistency, int quick, long *pre_sync_jobid, long *post_sync_jobid);
306
317
326
327#ifdef __GCC__
328
337# define STARPU_DATA_ACQUIRE_CB(handle, mode, code) do \
338 { \ \
339 void callback(void *arg) \
340 { \
341 code; \
342 starpu_data_release(handle); \
343 } \
344 starpu_data_acquire_cb(handle, mode, callback, NULL); \
345 } \
346 while(0)
347#endif
348
355
363
371typedef struct starpu_arbiter *starpu_arbiter_t;
372
378
383
389
395
405int starpu_data_fetch_on_node(starpu_data_handle_t handle, unsigned node, unsigned async);
406
416int starpu_data_prefetch_on_node(starpu_data_handle_t handle, unsigned node, unsigned async);
417
418int starpu_data_prefetch_on_node_prio(starpu_data_handle_t handle, unsigned node, unsigned async, int prio);
419
428int starpu_data_idle_prefetch_on_node(starpu_data_handle_t handle, unsigned node, unsigned async);
429int starpu_data_idle_prefetch_on_node_prio(starpu_data_handle_t handle, unsigned node, unsigned async, int prio);
430
435unsigned starpu_data_is_on_node(starpu_data_handle_t handle, unsigned node);
436
444
454void starpu_data_set_wt_mask(starpu_data_handle_t handle, uint32_t wt_mask);
455
477
482
487
498
511
515void starpu_data_query_status(starpu_data_handle_t handle, int memory_node, int *is_allocated, int *is_valid, int *is_requested);
516
517struct starpu_codelet;
518
526
527struct starpu_data_interface_ops* starpu_data_get_interface_ops(starpu_data_handle_t handle);
528
529unsigned starpu_data_test_if_allocated_on_node(starpu_data_handle_t handle, unsigned memory_node);
530
531void starpu_memchunk_tidy(unsigned memory_node);
532
540
545
548#ifdef __cplusplus
549}
550#endif
551
552#endif /* __STARPU_DATA_H__ */
Definition: starpu_task.h:250
char * name
Definition: starpu_data_interfaces.h:568
Definition: starpu_data_interfaces.h:366
void starpu_data_set_user_data(starpu_data_handle_t handle, void *user_data)
void starpu_data_invalidate_submit(starpu_data_handle_t handle)
void starpu_data_set_default_sequential_consistency_flag(unsigned flag)
void starpu_data_set_reduction_methods(starpu_data_handle_t handle, struct starpu_codelet *redux_cl, struct starpu_codelet *init_cl)
starpu_data_access_mode
Definition: starpu_data.h:55
void starpu_data_set_sequential_consistency_flag(starpu_data_handle_t handle, unsigned flag)
void starpu_arbiter_destroy(starpu_arbiter_t arbiter)
int starpu_data_acquire_cb(starpu_data_handle_t handle, enum starpu_data_access_mode mode, void(*callback)(void *), void *arg)
int starpu_data_acquire_on_node(starpu_data_handle_t handle, int node, enum starpu_data_access_mode mode)
void starpu_data_invalidate(starpu_data_handle_t handle)
void starpu_data_unregister_submit(starpu_data_handle_t handle)
int starpu_data_prefetch_on_node(starpu_data_handle_t handle, unsigned node, unsigned async)
void starpu_data_unregister(starpu_data_handle_t handle)
void starpu_data_release_on_node(starpu_data_handle_t handle, int node)
int starpu_data_acquire_cb_sequential_consistency(starpu_data_handle_t handle, enum starpu_data_access_mode mode, void(*callback)(void *), void *arg, int sequential_consistency)
int starpu_data_acquire_on_node_try(starpu_data_handle_t handle, int node, enum starpu_data_access_mode mode)
unsigned starpu_data_get_ooc_flag(starpu_data_handle_t handle)
starpu_arbiter_t starpu_arbiter_create(void) STARPU_ATTRIBUTE_MALLOC
unsigned starpu_data_get_coordinates_array(starpu_data_handle_t handle, unsigned dimensions, int dims[])
void starpu_data_set_ooc_flag(starpu_data_handle_t handle, unsigned flag)
unsigned starpu_data_is_on_node(starpu_data_handle_t handle, unsigned node)
int starpu_data_acquire_on_node_cb(starpu_data_handle_t handle, int node, enum starpu_data_access_mode mode, void(*callback)(void *), void *arg)
int starpu_data_acquire_try(starpu_data_handle_t handle, enum starpu_data_access_mode mode)
void starpu_data_query_status(starpu_data_handle_t handle, int memory_node, int *is_allocated, int *is_valid, int *is_requested)
void starpu_data_assign_arbiter(starpu_data_handle_t handle, starpu_arbiter_t arbiter)
int starpu_data_fetch_on_node(starpu_data_handle_t handle, unsigned node, unsigned async)
void starpu_data_set_coordinates_array(starpu_data_handle_t handle, unsigned dimensions, int dims[])
void starpu_data_unregister_no_coherency(starpu_data_handle_t handle)
void starpu_data_set_name(starpu_data_handle_t handle, const char *name)
void * starpu_data_get_user_data(starpu_data_handle_t handle)
void starpu_data_set_coordinates(starpu_data_handle_t handle, unsigned dimensions,...)
struct starpu_arbiter * starpu_arbiter_t
Definition: starpu_data.h:371
int starpu_data_request_allocation(starpu_data_handle_t handle, unsigned node)
unsigned starpu_data_get_sequential_consistency_flag(starpu_data_handle_t handle)
int starpu_data_idle_prefetch_on_node(starpu_data_handle_t handle, unsigned node, unsigned async)
struct _starpu_data_state * starpu_data_handle_t
Definition: starpu_data.h:44
void starpu_data_release(starpu_data_handle_t handle)
int starpu_data_acquire_on_node_cb_sequential_consistency_sync_jobids(starpu_data_handle_t handle, int node, enum starpu_data_access_mode mode, void(*callback)(void *), void *arg, int sequential_consistency, int quick, long *pre_sync_jobid, long *post_sync_jobid)
void starpu_data_set_wt_mask(starpu_data_handle_t handle, uint32_t wt_mask)
int starpu_data_acquire(starpu_data_handle_t handle, enum starpu_data_access_mode mode)
void starpu_data_advise_as_important(starpu_data_handle_t handle, unsigned is_important)
unsigned starpu_data_get_default_sequential_consistency_flag(void)
int starpu_data_acquire_on_node_cb_sequential_consistency(starpu_data_handle_t handle, int node, enum starpu_data_access_mode mode, void(*callback)(void *), void *arg, int sequential_consistency)
void starpu_data_wont_use(starpu_data_handle_t handle)
@ STARPU_SCRATCH
Definition: starpu_data.h:60
@ STARPU_ACCESS_MODE_MAX
Definition: starpu_data.h:115
@ STARPU_SSEND
Definition: starpu_data.h:96
@ STARPU_W
Definition: starpu_data.h:58
@ STARPU_RW
Definition: starpu_data.h:59
@ STARPU_REDUX
Definition: starpu_data.h:85
@ STARPU_R
Definition: starpu_data.h:57
@ STARPU_COMMUTE
Definition: starpu_data.h:86
@ STARPU_LOCALITY
Definition: starpu_data.h:101
@ STARPU_NOPLAN
Definition: starpu_data.h:113
@ STARPU_NONE
Definition: starpu_data.h:56
#define STARPU_ATTRIBUTE_MALLOC
Definition: starpu_util.h:112