xref: /libCEED/backends/ref/ceed-ref.c (revision 81f92cf0318b9f3402d1efd37c448462967c3131)
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-ref.h"
18 
19 //------------------------------------------------------------------------------
20 // Backend Init
21 //------------------------------------------------------------------------------
22 static int CeedInit_Ref(const char *resource, Ceed ceed) {
23   int ierr;
24   if (strcmp(resource, "/cpu/self") && strcmp(resource, "/cpu/self/ref")
25       && strcmp(resource, "/cpu/self/ref/serial"))
26     // LCOV_EXCL_START
27     return CeedError(ceed, 1, "Ref backend cannot use resource: %s", resource);
28   // LCOV_EXCL_STOP
29   ierr = CeedSetDeterministic(ceed, true); CeedChk(ierr);
30 
31   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "VectorCreate",
32                                 CeedVectorCreate_Ref); CeedChk(ierr);
33   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "BasisCreateTensorH1",
34                                 CeedBasisCreateTensorH1_Ref); CeedChk(ierr);
35   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "BasisCreateH1",
36                                 CeedBasisCreateH1_Ref); CeedChk(ierr);
37   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "TensorContractCreate",
38                                 CeedTensorContractCreate_Ref); CeedChk(ierr);
39   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "ElemRestrictionCreate",
40                                 CeedElemRestrictionCreate_Ref); CeedChk(ierr);
41   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed,
42                                 "ElemRestrictionCreateBlocked",
43                                 CeedElemRestrictionCreate_Ref); CeedChk(ierr);
44   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "QFunctionCreate",
45                                 CeedQFunctionCreate_Ref); CeedChk(ierr);
46   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "OperatorCreate",
47                                 CeedOperatorCreate_Ref); CeedChk(ierr);
48   ierr = CeedSetBackendFunction(ceed, "Ceed", ceed, "CompositeOperatorCreate",
49                                 CeedCompositeOperatorCreate_Ref); CeedChk(ierr);
50   return 0;
51 }
52 
53 //------------------------------------------------------------------------------
54 // Backend Register
55 //------------------------------------------------------------------------------
56 __attribute__((constructor))
57 static void Register(void) {
58 //! [Register]
59   CeedRegister("/cpu/self/ref/serial", CeedInit_Ref, 50);
60 //! [Register]
61 }
62 //------------------------------------------------------------------------------
63