xref: /libCEED/backends/memcheck/ceed-memcheck-qfunction.c (revision b3d368a0e19d4c2fd0dbe42e8214dac7e42dd106)
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-memcheck.h"
18 
19 //------------------------------------------------------------------------------
20 // QFunction Apply
21 //------------------------------------------------------------------------------
22 static int CeedQFunctionApply_Memcheck(CeedQFunction qf, CeedInt Q,
23                                        CeedVector *U, CeedVector *V) {
24   int ierr;
25   CeedQFunction_Memcheck *impl;
26   ierr = CeedQFunctionGetData(qf, (void *)&impl); CeedChk(ierr);
27 
28   void *ctx;
29   ierr = CeedQFunctionGetContext(qf, &ctx); CeedChk(ierr);
30 
31   CeedQFunctionUser f = NULL;
32   ierr = CeedQFunctionGetUserFunction(qf, &f); CeedChk(ierr);
33 
34   CeedInt nIn, nOut;
35   ierr = CeedQFunctionGetNumArgs(qf, &nIn, &nOut); CeedChk(ierr);
36 
37   for (int i = 0; i<nIn; i++) {
38     ierr = CeedVectorGetArrayRead(U[i], CEED_MEM_HOST, &impl->inputs[i]);
39     CeedChk(ierr);
40   }
41   for (int i = 0; i<nOut; i++) {
42     ierr = CeedVectorGetArray(V[i], CEED_MEM_HOST, &impl->outputs[i]);
43     CeedChk(ierr);
44     CeedInt len;
45     ierr = CeedVectorGetLength(V[i], &len); CeedChk(ierr);
46     VALGRIND_MAKE_MEM_UNDEFINED(impl->outputs[i], len);
47   }
48 
49   ierr = f(ctx, Q, impl->inputs, impl->outputs); CeedChk(ierr);
50 
51   for (int i = 0; i<nIn; i++) {
52     ierr = CeedVectorRestoreArrayRead(U[i], &impl->inputs[i]); CeedChk(ierr);
53   }
54   for (int i = 0; i<nOut; i++) {
55     ierr = CeedVectorRestoreArray(V[i], &impl->outputs[i]); CeedChk(ierr);
56   }
57 
58   return 0;
59 }
60 
61 //------------------------------------------------------------------------------
62 // QFunction Destroy
63 //------------------------------------------------------------------------------
64 static int CeedQFunctionDestroy_Memcheck(CeedQFunction qf) {
65   int ierr;
66   CeedQFunction_Memcheck *impl;
67   ierr = CeedQFunctionGetData(qf, (void *)&impl); CeedChk(ierr);
68 
69   ierr = CeedFree(&impl->inputs); CeedChk(ierr);
70   ierr = CeedFree(&impl->outputs); CeedChk(ierr);
71   ierr = CeedFree(&impl); CeedChk(ierr);
72 
73   return 0;
74 }
75 
76 //------------------------------------------------------------------------------
77 // QFunction Create
78 //------------------------------------------------------------------------------
79 int CeedQFunctionCreate_Memcheck(CeedQFunction qf) {
80   int ierr;
81   Ceed ceed;
82   ierr = CeedQFunctionGetCeed(qf, &ceed); CeedChk(ierr);
83 
84   CeedQFunction_Memcheck *impl;
85   ierr = CeedCalloc(1, &impl); CeedChk(ierr);
86   ierr = CeedCalloc(16, &impl->inputs); CeedChk(ierr);
87   ierr = CeedCalloc(16, &impl->outputs); CeedChk(ierr);
88   ierr = CeedQFunctionSetData(qf, (void *)&impl); CeedChk(ierr);
89 
90   ierr = CeedSetBackendFunction(ceed, "QFunction", qf, "Apply",
91                                 CeedQFunctionApply_Memcheck); CeedChk(ierr);
92   ierr = CeedSetBackendFunction(ceed, "QFunction", qf, "Destroy",
93                                 CeedQFunctionDestroy_Memcheck); CeedChk(ierr);
94 
95   return 0;
96 }
97 //------------------------------------------------------------------------------
98