1 // Copyright (c) 2017-2026, 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 #include "ceed-sycl-gen.hpp"
9
10 #include <ceed/backend.h>
11 #include <ceed/ceed.h>
12
13 #include <string>
14 #include <string_view>
15 #include <string.h>
16
17 //------------------------------------------------------------------------------
18 // Backend init
19 //------------------------------------------------------------------------------
CeedInit_Sycl_gen(const char * resource,Ceed ceed)20 static int CeedInit_Sycl_gen(const char *resource, Ceed ceed) {
21 Ceed ceed_shared, ceed_ref;
22 Ceed_Sycl *data;
23 char *resource_root;
24
25 CeedCallBackend(CeedGetResourceRoot(ceed, resource, ":device_id=", &resource_root));
26 CeedCheck(!strcmp(resource_root, "/gpu/sycl") || !strcmp(resource_root, "/gpu/sycl/gen"), ceed, CEED_ERROR_BACKEND,
27 "Sycl backend cannot use resource: %s", resource);
28 CeedCallBackend(CeedFree(&resource_root));
29
30 CeedCallBackend(CeedCalloc(1, &data));
31 CeedCallBackend(CeedSetData(ceed, data));
32 CeedCallBackend(CeedInit_Sycl(ceed, resource));
33
34 CeedCallBackend(CeedInit("/gpu/sycl/shared", &ceed_shared));
35 CeedCallBackend(CeedSetDelegate(ceed, ceed_shared));
36 CeedCallBackend(CeedSetStream_Sycl(ceed_shared, &(data->sycl_queue)));
37 CeedCallBackend(CeedDestroy(&ceed_shared));
38
39 CeedCallBackend(CeedInit("/gpu/sycl/ref", &ceed_ref));
40 CeedCallBackend(CeedSetOperatorFallbackCeed(ceed, ceed_ref));
41 CeedCallBackend(CeedSetStream_Sycl(ceed_ref, &(data->sycl_queue)));
42 CeedCallBackend(CeedDestroy(&ceed_ref));
43
44 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "QFunctionCreate", CeedQFunctionCreate_Sycl_gen));
45 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "OperatorCreate", CeedOperatorCreate_Sycl_gen));
46 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "Destroy", CeedDestroy_Sycl));
47 return CEED_ERROR_SUCCESS;
48 }
49
50 //------------------------------------------------------------------------------
51 // Register backend
52 //------------------------------------------------------------------------------
CeedRegister_Sycl_Gen(void)53 CEED_INTERN int CeedRegister_Sycl_Gen(void) { return CeedRegister("/gpu/sycl/gen", CeedInit_Sycl_gen, 20); }
54
55 //------------------------------------------------------------------------------
56