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cs_benchmark_cuda.h
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1 #ifndef __CS_BENCHMARK_CUDA_H__
2 #define __CS_BENCHMARK_CUDA_H__
3 
4 /*============================================================================
5  * Low-level operator benchmarking with CUDA.
6  *============================================================================*/
7 
8 /*
9  This file is part of code_saturne, a general-purpose CFD tool.
10 
11  Copyright (C) 1998-2023 EDF S.A.
12 
13  This program is free software; you can redistribute it and/or modify it under
14  the terms of the GNU General Public License as published by the Free Software
15  Foundation; either version 2 of the License, or (at your option) any later
16  version.
17 
18  This program is distributed in the hope that it will be useful, but WITHOUT
19  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
20  FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
21  details.
22 
23  You should have received a copy of the GNU General Public License along with
24  this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
25  Street, Fifth Floor, Boston, MA 02110-1301, USA.
26 */
27 
28 /*----------------------------------------------------------------------------*/
29 
30 /*----------------------------------------------------------------------------
31  * Local headers
32  *----------------------------------------------------------------------------*/
33 
34 #include "cs_defs.h"
35 
36 /*----------------------------------------------------------------------------*/
37 
39 
40 /*============================================================================
41  * Public function prototypes
42  *============================================================================*/
43 
44 /*----------------------------------------------------------------------------
45  * SpMV extradiagonal terms using native to face-based array and scatter
46  * approach, handling conflicts through atomic add.
47  *
48  * Symmetric matrix case.
49  *
50  * parameters:
51  * n_faces <-- local number of internal faces
52  * face_cell <-- face -> cells connectivity
53  * xa <-- extradiagonal values
54  * x <-- vector
55  * y <-> vector
56  *----------------------------------------------------------------------------*/
57 
58 void
60  const cs_lnum_2_t *face_cell,
61  const cs_real_t *xa,
62  const cs_real_t *x,
63  cs_real_t *y);
64 
65 /*----------------------------------------------------------------------------*/
66 
68 
69 
70 #endif /* __CS_BENCHMARK_CUDA_H__ */
void cs_mat_vec_exdiag_native_sym_cuda(cs_lnum_t n_faces, const cs_lnum_2_t *face_cell, const cs_real_t *xa, const cs_real_t *x, cs_real_t *y)
#define BEGIN_C_DECLS
Definition: cs_defs.h:509
double cs_real_t
Floating-point value.
Definition: cs_defs.h:319
cs_lnum_t cs_lnum_2_t[2]
vector of 2 local mesh-entity ids
Definition: cs_defs.h:325
#define END_C_DECLS
Definition: cs_defs.h:510
int cs_lnum_t
local mesh entity id
Definition: cs_defs.h:313