1 // Copyright (c) 2017-2025, 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 //------------------------------------------------------------------------------ 20 static int CeedInit_Sycl_gen(const char *resource, Ceed ceed) { 21 Ceed ceed_shared; 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(CeedSetOperatorFallbackResource(ceed, "/gpu/sycl/ref")); 40 41 Ceed ceed_fallback = NULL; 42 CeedCallBackend(CeedGetOperatorFallbackCeed(ceed, &ceed_fallback)); 43 CeedCallBackend(CeedSetStream_Sycl(ceed_fallback, &(data->sycl_queue))); 44 CeedCallBackend(CeedDestroy(&ceed_fallback)); 45 46 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "QFunctionCreate", CeedQFunctionCreate_Sycl_gen)); 47 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "OperatorCreate", CeedOperatorCreate_Sycl_gen)); 48 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "Ceed", ceed, "Destroy", CeedDestroy_Sycl)); 49 return CEED_ERROR_SUCCESS; 50 } 51 52 //------------------------------------------------------------------------------ 53 // Register backend 54 //------------------------------------------------------------------------------ 55 CEED_INTERN int CeedRegister_Sycl_Gen(void) { return CeedRegister("/gpu/sycl/gen", CeedInit_Sycl_gen, 20); } 56 57 //------------------------------------------------------------------------------ 58