1 // Copyright (c) 2017-2026, Lawrence Livermore National Security, LLC and other
2 // CEED contributors. All Rights Reserved. See the top-level LICENSE and NOTICE
3 // files for details.
4 //
5 // SPDX-License-Identifier: BSD-2-Clause
6 //
7 // This file is part of CEED: http://github.com/ceed
8
9 #include "ceed-sycl-ref.hpp"
10
11 #include <ceed/backend.h>
12 #include <ceed/ceed.h>
13
14 #include <string>
15 #include <sycl/sycl.hpp>
16
17 //------------------------------------------------------------------------------
18 // SYCL preferred MemType
19 //------------------------------------------------------------------------------
CeedGetPreferredMemType_Sycl(CeedMemType * mem_type)20 static int CeedGetPreferredMemType_Sycl(CeedMemType *mem_type) {
21 *mem_type = CEED_MEM_DEVICE;
22 return CEED_ERROR_SUCCESS;
23 }
24
25 //------------------------------------------------------------------------------
26 // Backend Init
27 //------------------------------------------------------------------------------
CeedInit_Sycl_ref(const char * resource,Ceed ceed)28 static int CeedInit_Sycl_ref(const char *resource, Ceed ceed) {
29 Ceed_Sycl *data;
30 char *resource_root;
31
32 CeedCallBackend(CeedGetResourceRoot(ceed, resource, ":", &resource_root));
33 CeedCheck(!std::strcmp(resource_root, "/gpu/sycl/ref") || !std::strcmp(resource_root, "/cpu/sycl/ref"), ceed, CEED_ERROR_BACKEND,
34 "Sycl backend cannot use resource: %s", resource);
35 CeedCallBackend(CeedFree(&resource_root));
36 CeedCallBackend(CeedSetDeterministic(ceed, true));
37
38 CeedCallBackend(CeedCalloc(1, &data));
39 CeedCallBackend(CeedSetData(ceed, data));
40 CeedCallBackend(CeedInit_Sycl(ceed, resource));
41
42 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "SetStream", CeedSetStream_Sycl));
43 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "GetPreferredMemType", CeedGetPreferredMemType_Sycl));
44 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "VectorCreate", &CeedVectorCreate_Sycl));
45 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "BasisCreateTensorH1", &CeedBasisCreateTensorH1_Sycl));
46 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "BasisCreateH1", &CeedBasisCreateH1_Sycl));
47 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "ElemRestrictionCreate", &CeedElemRestrictionCreate_Sycl));
48 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "QFunctionCreate", &CeedQFunctionCreate_Sycl));
49 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "QFunctionContextCreate", &CeedQFunctionContextCreate_Sycl));
50 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "OperatorCreate", &CeedOperatorCreate_Sycl));
51 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "Destroy", &CeedDestroy_Sycl));
52 return CEED_ERROR_SUCCESS;
53 }
54
55 //------------------------------------------------------------------------------
56 // Backend Register
57 //------------------------------------------------------------------------------
CeedRegister_Sycl(void)58 CEED_INTERN int CeedRegister_Sycl(void) {
59 CeedCallBackend(CeedRegister("/gpu/sycl/ref", CeedInit_Sycl_ref, 40));
60 CeedCallBackend(CeedRegister("/cpu/sycl/ref", CeedInit_Sycl_ref, 50));
61 return CEED_ERROR_SUCCESS;
62 }
63
64 //------------------------------------------------------------------------------
65