1 // Copyright (c) 2017-2018, Lawrence Livermore National Security, LLC. 2 // Produced at the Lawrence Livermore National Laboratory. LLNL-CODE-734707. 3 // All Rights reserved. See files LICENSE and NOTICE for details. 4 // 5 // This file is part of CEED, a collection of benchmarks, miniapps, software 6 // libraries and APIs for efficient high-order finite element and spectral 7 // element discretizations for exascale applications. For more information and 8 // source code availability see http://github.com/ceed. 9 // 10 // The CEED research is supported by the Exascale Computing Project 17-SC-20-SC, 11 // a collaborative effort of two U.S. Department of Energy organizations (Office 12 // of Science and the National Nuclear Security Administration) responsible for 13 // the planning and preparation of a capable exascale ecosystem, including 14 // software, applications, hardware, advanced system engineering and early 15 // testbed platforms, in support of the nation's exascale computing imperative. 16 17 #include <ceed/ceed.h> 18 #include <ceed/backend.h> 19 #include <stdbool.h> 20 #include <string.h> 21 #include "ceed-avx.h" 22 23 //------------------------------------------------------------------------------ 24 // Backend Init 25 //------------------------------------------------------------------------------ 26 static int CeedInit_Avx(const char *resource, Ceed ceed) { 27 int ierr; 28 if (strcmp(resource, "/cpu/self") && strcmp(resource, "/cpu/self/avx") && 29 strcmp(resource, "/cpu/self/avx/blocked")) 30 // LCOV_EXCL_START 31 return CeedError(ceed, CEED_ERROR_BACKEND, 32 "AVX backend cannot use resource: %s", resource); 33 // LCOV_EXCL_STOP 34 ierr = CeedSetDeterministic(ceed, true); CeedChkBackend(ierr); 35 36 // Create reference CEED that implementation will be dispatched 37 // through unless overridden 38 Ceed ceed_ref; 39 CeedInit("/cpu/self/opt/blocked", &ceed_ref); 40 ierr = CeedSetDelegate(ceed, ceed_ref); CeedChkBackend(ierr); 41 42 if (CEED_SCALAR_TYPE == CEED_SCALAR_FP64) { 43 ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "TensorContractCreate", 44 CeedTensorContractCreate_f64_Avx); 45 CeedChkBackend(ierr); 46 } else { 47 ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "TensorContractCreate", 48 CeedTensorContractCreate_f32_Avx); 49 CeedChkBackend(ierr); 50 } 51 52 return CEED_ERROR_SUCCESS; 53 } 54 55 //------------------------------------------------------------------------------ 56 // Backend Register 57 //------------------------------------------------------------------------------ 58 CEED_INTERN int CeedRegister_Avx_Blocked(void) { 59 return CeedRegister("/cpu/self/avx/blocked", CeedInit_Avx, 30); 60 } 61 //------------------------------------------------------------------------------ 62