StarPU Internal Handbook
memstats.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 __MEMSTATS_H__
18 #define __MEMSTATS_H__
19 
22 #include <starpu.h>
23 #include <common/config.h>
24 
25 #ifdef STARPU_MEMORY_STATS
26 struct _starpu_memory_stats
27 {
29  unsigned direct_access[STARPU_MAXNODES];
30  unsigned loaded_shared[STARPU_MAXNODES];
31  unsigned loaded_owner[STARPU_MAXNODES];
32  unsigned shared_to_owner[STARPU_MAXNODES];
33  unsigned invalidated[STARPU_MAXNODES];
34 };
35 
36 typedef struct _starpu_memory_stats * _starpu_memory_stats_t;
37 #else
38 typedef void * _starpu_memory_stats_t;
39 #endif
40 
41 void _starpu_memory_stats_init(starpu_data_handle_t handle);
42 void _starpu_memory_stats_init_per_node(starpu_data_handle_t handle, unsigned node);
43 
44 void _starpu_memory_stats_free(starpu_data_handle_t handle);
45 
46 void _starpu_memory_display_handle_stats(FILE *stream, starpu_data_handle_t handle);
47 
48 void _starpu_memory_handle_stats_cache_hit(starpu_data_handle_t handle, unsigned node);
49 void _starpu_memory_handle_stats_loaded_shared(starpu_data_handle_t handle, unsigned node);
50 void _starpu_memory_handle_stats_loaded_owner(starpu_data_handle_t handle, unsigned node);
51 void _starpu_memory_handle_stats_shared_to_owner(starpu_data_handle_t handle, unsigned node);
52 void _starpu_memory_handle_stats_invalidated(starpu_data_handle_t handle, unsigned node);
53 
54 #endif /* __MEMSTATS_H__ */