xref: /libCEED/rust/libceed-sys/c-src/backends/xsmm/ceed-xsmm.h (revision 49aac155e7a09736f56fb3abac0f57dab29f7cbf)
1 // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors.
2 // All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
3 //
4 // SPDX-License-Identifier: BSD-2-Clause
5 //
6 // This file is part of CEED:  http://github.com/ceed
7 
8 #ifndef _ceed_xsmm_h
9 #define _ceed_xsmm_h
10 
11 #include <ceed.h>
12 #include <ceed/backend.h>
13 #include <ceed/hash.h>
14 #include <libxsmm.h>
15 
16 #if !defined(LIBXSMM_VERSION_GE)
17 #define LIBXSMM_VERSION_GE(major, minor, update, patch)                  \
18   (LIBXSMM_VERSION_MAJOR > major ||                                      \
19    (LIBXSMM_VERSION_MAJOR == major &&                                    \
20     (LIBXSMM_VERSION_MINOR > minor || (LIBXSMM_VERSION_MINOR == minor && \
21                                        (LIBXSMM_VERSION_UPDATE > update || (LIBXSMM_VERSION_UPDATE == update && LIBXSMM_VERSION_PATCH >= patch))))))
22 #endif
23 
24 #if LIBXSMM_VERSION_GE(1, 17, 0, 0)
25 #define LIBXSMM_MMFUNCTION_KERNEL(a, b, c) kernel(a, b, c)
26 #else
27 #define LIBXSMM_MMFUNCTION_KERNEL(a, b, c) kernel(a, b, c, NULL, NULL, NULL)
28 #endif
29 
30 // Instantiate khash structs and methods
31 CeedHashIJKLMInit(f32, libxsmm_smmfunction) CeedHashIJKLMInit(f64, libxsmm_dmmfunction)
32 
33     typedef struct {
34   bool    is_tensor;
35   CeedInt P, Q, dim;
36   khash_t(f32) * lookup_f32;
37   khash_t(f64) * lookup_f64;
38 } CeedTensorContract_Xsmm;
39 
40 CEED_INTERN int CeedTensorContractCreate_f32_Xsmm(CeedBasis basis, CeedTensorContract contract);
41 
42 CEED_INTERN int CeedTensorContractCreate_f64_Xsmm(CeedBasis basis, CeedTensorContract contract);
43 
44 #endif  // _ceed_xsmm_h
45