GCC Code Coverage Report


Directory: ./
File: src/sys/classes/bv/tests/test13.c
Date: 2025-10-04 04:19:13
Exec Total Coverage
Lines: 41 46 89.1%
Functions: 1 1 100.0%
Branches: 117 220 53.2%

Line Branch Exec Source
1 /*
2 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
3 SLEPc - Scalable Library for Eigenvalue Problem Computations
4 Copyright (c) 2002-, Universitat Politecnica de Valencia, Spain
5
6 This file is part of SLEPc.
7 SLEPc is distributed under a 2-clause BSD license (see LICENSE).
8 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
9 */
10
11 static char help[] = "Test BV operations using internal buffer instead of array arguments.\n\n";
12
13 #include <slepcbv.h>
14
15 48 int main(int argc,char **argv)
16 {
17 48 Vec t,v,z;
18 48 BV X;
19 48 PetscInt i,j,n=10,k=5,l=3;
20 48 PetscReal nrm;
21 48 PetscViewer view;
22 48 PetscBool verbose;
23
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48 PetscFunctionBeginUser;
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48 PetscCall(SlepcInitialize(&argc,&argv,NULL,help));
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48 PetscCall(PetscOptionsGetInt(NULL,NULL,"-n",&n,NULL));
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48 PetscCall(PetscOptionsGetInt(NULL,NULL,"-k",&k,NULL));
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48 PetscCall(PetscOptionsGetInt(NULL,NULL,"-l",&l,NULL));
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48 PetscCall(PetscOptionsHasName(NULL,NULL,"-verbose",&verbose));
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48 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Test BV with %" PetscInt_FMT " columns of dimension %" PetscInt_FMT ".\n",k,n));
31
32 /* Create template vector */
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48 PetscCall(VecCreate(PETSC_COMM_WORLD,&t));
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48 PetscCall(VecSetSizes(t,PETSC_DECIDE,n));
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48 PetscCall(VecSetFromOptions(t));
36
37 /* Create BV object X */
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48 PetscCall(BVCreate(PETSC_COMM_WORLD,&X));
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48 PetscCall(PetscObjectSetName((PetscObject)X,"X"));
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48 PetscCall(BVSetSizesFromVec(X,t,k));
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48 PetscCall(BVSetFromOptions(X));
42
43 /* Set up viewer */
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48 PetscCall(PetscViewerASCIIGetStdout(PETSC_COMM_WORLD,&view));
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48 if (verbose) PetscCall(PetscViewerPushFormat(view,PETSC_VIEWER_ASCII_MATLAB));
46
47 /* Fill X entries */
48
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288 for (j=0;j<k;j++) {
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240 PetscCall(BVGetColumn(X,j,&v));
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240 PetscCall(VecSet(v,0.0));
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1200 for (i=0;i<4;i++) {
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960 if (i+j<n) PetscCall(VecSetValue(v,i+j,(PetscScalar)(3*i+j-2),INSERT_VALUES));
53 }
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240 PetscCall(VecAssemblyBegin(v));
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240 PetscCall(VecAssemblyEnd(v));
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240 PetscCall(BVRestoreColumn(X,j,&v));
57 }
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48 if (verbose) PetscCall(BVView(X,view));
59
60 /* Test BVDotColumn */
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48 PetscCall(BVDotColumn(X,2,NULL));
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48 if (verbose) {
63 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"After BVDotColumn - - - - - - -\n"));
64 PetscCall(BVGetBufferVec(X,&z));
65 PetscCall(VecView(z,view));
66 }
67 /* Test BVMultColumn */
68
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48 PetscCall(BVMultColumn(X,-1.0,1.0,2,NULL));
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48 if (verbose) {
70 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"After BVMultColumn - - - - - - - - -\n"));
71 PetscCall(BVView(X,view));
72 }
73
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48 PetscCall(BVNorm(X,NORM_FROBENIUS,&nrm));
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48 PetscCall(PetscPrintf(PETSC_COMM_WORLD,"Frobenius Norm or X = %g\n",(double)nrm));
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48 PetscCall(BVDestroy(&X));
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48 PetscCall(VecDestroy(&t));
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48 PetscCall(SlepcFinalize());
80 return 0;
81 }
82
83 /*TEST
84
85 testset:
86 output_file: output/test13_1.out
87 test:
88 suffix: 1
89 args: -bv_type {{vecs contiguous svec mat}shared output}
90 test:
91 suffix: 1_cuda
92 args: -bv_type {{svec mat}} -vec_type cuda
93 requires: cuda
94 test:
95 suffix: 1_hip
96 args: -bv_type {{svec mat}} -vec_type hip
97 requires: hip
98
99 TEST*/
100