StarPU Handbook - StarPU Basics
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starpu_stdlib.h
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1/* StarPU --- Runtime system for heterogeneous multicore architectures.
2 *
3 * Copyright (C) 2010-2022 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_STDLIB_H__
18#define __STARPU_STDLIB_H__
19
20#include <starpu.h>
21
22#ifdef __cplusplus
23extern "C" {
24#endif
25
35#define STARPU_MALLOC_PINNED ((1ULL) << 1)
36
48#define STARPU_MALLOC_COUNT ((1ULL) << 2)
49
64#define STARPU_MALLOC_NORECLAIM ((1ULL) << 3)
65
71#define STARPU_MEMORY_WAIT ((1ULL) << 4)
72
78#define STARPU_MEMORY_OVERFLOW ((1ULL) << 5)
79
89#define STARPU_MALLOC_SIMULATION_FOLDED ((1ULL) << 6)
90
97#define STARPU_MALLOC_SIMULATION_UNIQUE ((1ULL)<<7)
98
104#define starpu_data_malloc_pinned_if_possible starpu_malloc
105
111#define starpu_data_free_pinned_if_possible starpu_free
112
120void starpu_malloc_set_align(size_t align);
121
131int starpu_malloc(void **A, size_t dim);
132
140int starpu_free(void *A) STARPU_DEPRECATED;
141
147int starpu_malloc_flags(void **A, size_t dim, int flags);
148
155int starpu_free_flags(void *A, size_t dim, int flags);
156
162int starpu_free_noflag(void *A, size_t dim);
163
164typedef int (*starpu_malloc_hook)(unsigned dst_node, void **A, size_t dim, int flags);
165typedef int (*starpu_free_hook)(unsigned dst_node, void *A, size_t dim, int flags);
166
183void starpu_malloc_set_hooks(starpu_malloc_hook malloc_hook, starpu_free_hook free_hook);
184
192int starpu_memory_pin(void *addr, size_t size);
193
199int starpu_memory_unpin(void *addr, size_t size);
200
207starpu_ssize_t starpu_memory_get_total(unsigned node);
208
215starpu_ssize_t starpu_memory_get_available(unsigned node);
216
221size_t starpu_memory_get_used(unsigned node);
222
228
235
241
254int starpu_memory_allocate(unsigned node, size_t size, int flags);
255
268void starpu_memory_deallocate(unsigned node, size_t size);
269
281void starpu_memory_wait_available(unsigned node, size_t size);
282
291void starpu_sleep(float nb_sec);
292
298void starpu_usleep(float nb_micro_sec);
299
306void starpu_energy_use(float joules);
307
315
318#ifdef __cplusplus
319}
320#endif
321
322#endif /* __STARPU_STDLIB_H__ */
starpu_ssize_t starpu_memory_get_available(unsigned node)
starpu_ssize_t starpu_memory_get_available_all_nodes(void)
size_t starpu_memory_get_used(unsigned node)
int starpu_memory_unpin(void *addr, size_t size)
int starpu_malloc(void **A, size_t dim)
void starpu_sleep(float nb_sec)
void starpu_malloc_set_hooks(starpu_malloc_hook malloc_hook, starpu_free_hook free_hook)
void starpu_malloc_set_align(size_t align)
starpu_ssize_t starpu_memory_get_total(unsigned node)
int starpu_memory_pin(void *addr, size_t size)
void starpu_energy_use(float joules)
void starpu_memory_wait_available(unsigned node, size_t size)
int starpu_memory_allocate(unsigned node, size_t size, int flags)
void starpu_usleep(float nb_micro_sec)
int starpu_free(void *A)
void starpu_memory_deallocate(unsigned node, size_t size)
size_t starpu_memory_get_used_all_nodes(void)
starpu_ssize_t starpu_memory_get_total_all_nodes(void)
int starpu_free_noflag(void *A, size_t dim)
int starpu_free_flags(void *A, size_t dim, int flags)
double starpu_energy_used(void)
int starpu_malloc_flags(void **A, size_t dim, int flags)