1 // Copyright (c) 2017-2025, 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 //------------------------------------------------------------------------------ 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 //------------------------------------------------------------------------------ 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 //------------------------------------------------------------------------------ 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