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 #include <ceed/backend.h> 9 #include <ceed/ceed.h> 10 #include <sycl/sycl.hpp> 11 #include <stdio.h> 12 #include <string.h> 13 14 #include "ceed-sycl-gen.hpp" 15 16 //------------------------------------------------------------------------------ 17 // Apply QFunction 18 //------------------------------------------------------------------------------ 19 static int CeedQFunctionApply_Sycl_gen(CeedQFunction qf, CeedInt Q, CeedVector *U, CeedVector *V) { 20 Ceed ceed; 21 22 CeedCallBackend(CeedQFunctionGetCeed(qf, &ceed)); 23 return CeedError(ceed, CEED_ERROR_BACKEND, "Backend does not implement QFunctionApply"); 24 } 25 26 //------------------------------------------------------------------------------ 27 // Destroy QFunction 28 //------------------------------------------------------------------------------ 29 static int CeedQFunctionDestroy_Sycl_gen(CeedQFunction qf) { 30 Ceed ceed; 31 Ceed_Sycl *data; 32 CeedQFunction_Sycl_gen *impl; 33 34 CeedCallBackend(CeedQFunctionGetCeed(qf, &ceed)); 35 CeedCallBackend(CeedQFunctionGetData(qf, &impl)); 36 CeedCallBackend(CeedGetData(ceed, &data)); 37 38 // Wait for all work to finish before freeing memory 39 CeedCallSycl(ceed, data->sycl_queue.wait_and_throw()); 40 CeedCallSycl(ceed, sycl::free(impl->d_c, data->sycl_context)); 41 42 CeedCallBackend(CeedFree(&impl->qfunction_source)); 43 CeedCallBackend(CeedFree(&impl)); 44 return CEED_ERROR_SUCCESS; 45 } 46 47 //------------------------------------------------------------------------------ 48 // Create QFunction 49 //------------------------------------------------------------------------------ 50 int CeedQFunctionCreate_Sycl_gen(CeedQFunction qf) { 51 Ceed ceed; 52 CeedQFunction_Sycl_gen *impl; 53 54 CeedQFunctionGetCeed(qf, &ceed); 55 CeedCallBackend(CeedCalloc(1, &impl)); 56 CeedCallBackend(CeedQFunctionSetData(qf, impl)); 57 58 // Read QFunction source 59 CeedCallBackend(CeedQFunctionGetKernelName(qf, &impl->qfunction_name)); 60 CeedDebug256(ceed, 2, "----- Loading QFunction User Source -----\n"); 61 CeedCallBackend(CeedQFunctionLoadSourceToBuffer(qf, &impl->qfunction_source)); 62 CeedDebug256(ceed, 2, "----- Loading QFunction User Source Complete! -----\n"); 63 CeedCheck(impl->qfunction_source, ceed, CEED_ERROR_UNSUPPORTED, "/gpu/sycl/gen backend requires QFunction source code file"); 64 65 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "QFunction", qf, "Apply", CeedQFunctionApply_Sycl_gen)); 66 CeedCallBackend(CeedSetBackendFunctionCpp(ceed, "QFunction", qf, "Destroy", CeedQFunctionDestroy_Sycl_gen)); 67 return CEED_ERROR_SUCCESS; 68 } 69 70 //------------------------------------------------------------------------------ 71