GCC Code Coverage Report

Directory: ./
File: src/eps/impls/external/blopex/petsc-interface.c
Date: 2025-11-19 04:19:03
Exec Total Coverage
Lines: 82 82 100.0%
Functions: 11 11 100.0%
Branches: 24 36 66.7%
Line Branch Exec Source
1 /* @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ */
2 /* @@@ BLOPEX (version 1.1) LGPL Version 2.1 or above.See www.gnu.org. */
3 /* @@@ Copyright 2010 BLOPEX team https://github.com/lobpcg/blopex */
4 /* @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ */
5 /* This code was developed by Merico Argentati, Andrew Knyazev, Ilya Lashuk and Evgueni Ovtchinnikov */
6
7 #include <slepcsys.h>
8 #include <petscblaslapack.h>
9 #include <interpreter.h>
10 #include <temp_multivector.h>
11 #include <fortran_matrix.h>
12 #include "petsc-interface.h"
13
14 #if !defined(PETSC_USE_COMPLEX)
15 1618 BlopexInt PETSC_dpotrf_interface (char *uplo,BlopexInt *n,double *a,BlopexInt * lda,BlopexInt *info)
16 {
17 1618 PetscBLASInt n_,lda_,info_;
18
19 /* type conversion */
20 1618 n_ = *n;
21 1618 lda_ = *lda;
22 1618 info_ = *info;
23
24 1618 LAPACKpotrf_(uplo,&n_,(PetscScalar*)a,&lda_,&info_);
25
26 1618 *info = info_;
27 1618 return 0;
28 }
29
30 833 BlopexInt PETSC_dsygv_interface (BlopexInt *itype,char *jobz,char *uplo,BlopexInt *n,double *a,BlopexInt *lda,double *b,BlopexInt *ldb,double *w,double *work,BlopexInt *lwork,BlopexInt *info)
31 {
32 833 PetscBLASInt itype_,n_,lda_,ldb_,lwork_,info_;
33
34 833 itype_ = *itype;
35 833 n_ = *n;
36 833 lda_ = *lda;
37 833 ldb_ = *ldb;
38 833 lwork_ = *lwork;
39 833 info_ = *info;
40
41 833 LAPACKsygv_(&itype_,jobz,uplo,&n_,(PetscScalar*)a,&lda_,(PetscScalar*)b,&ldb_,(PetscScalar*)w,(PetscScalar*)work,&lwork_,&info_);
42
43 833 *info = info_;
44 833 return 0;
45 }
46 #else
47 1554 BlopexInt PETSC_zpotrf_interface (char *uplo,BlopexInt *n,komplex *a,BlopexInt* lda,BlopexInt *info)
48 {
49 1554 PetscBLASInt n_,lda_,info_;
50
51 /* type conversion */
52 1554 n_ = *n;
53 1554 lda_ = (PetscBLASInt)*lda;
54
55 1554 LAPACKpotrf_(uplo,&n_,(PetscScalar*)a,&lda_,&info_);
56
57 1554 *info = info_;
58 1554 return 0;
59 }
60
61 801 BlopexInt PETSC_zsygv_interface (BlopexInt *itype,char *jobz,char *uplo,BlopexInt *n,komplex *a,BlopexInt *lda,komplex *b,BlopexInt *ldb,double *w,komplex *work,BlopexInt *lwork,double *rwork,BlopexInt *info)
62 {
63 801 PetscBLASInt itype_,n_,lda_,ldb_,lwork_,info_;
64
65 801 itype_ = *itype;
66 801 n_ = *n;
67 801 lda_ = *lda;
68 801 ldb_ = *ldb;
69 801 lwork_ = *lwork;
70 801 info_ = *info;
71
72 801 LAPACKsygv_(&itype_,jobz,uplo,&n_,(PetscScalar*)a,&lda_,(PetscScalar*)b,&ldb_,(PetscReal*)w,(PetscScalar*)work,&lwork_,(PetscReal*)rwork,&info_);
73
74 801 *info = info_;
75 801 return 0;
76 }
77 #endif
78
79 1482 static void *PETSC_MimicVector(void *vvector)
80 {
81 1482 Vec temp;
82
83
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 1482 PetscCallAbort(PETSC_COMM_SELF,VecDuplicate((Vec)vvector,&temp));
84 1482 return (void*)temp;
85 }
86
87 1740 static BlopexInt PETSC_DestroyVector(void *vvector)
88 {
89 1740 Vec v = (Vec)vvector;
90
91
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 1740 PetscCall(VecDestroy(&v));
92 return 0;
93 }
94
95 182906 static BlopexInt PETSC_InnerProd(void *x,void *y,void *result)
96 {
97
98
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 182906 PetscCall(VecDot((Vec)x,(Vec)y,(PetscScalar*)result));
99 return 0;
100 }
101
102 56324 static BlopexInt PETSC_CopyVector(void *x,void *y)
103 {
104
105
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 56324 PetscCall(VecCopy((Vec)x,(Vec)y));
106 return 0;
107 }
108
109 74522 static BlopexInt PETSC_ClearVector(void *x)
110 {
111
112
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 74522 PetscCall(VecSet((Vec)x,0.0));
113 return 0;
114 }
115
116 277012 static BlopexInt PETSC_Axpy(void *alpha,void *x,void *y)
117 {
118
119
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 277012 PetscCall(VecAXPY((Vec)y,*(PetscScalar*)alpha,(Vec)x));
120 return 0;
121 }
122
123 42 int PETSCSetupInterpreter(mv_InterfaceInterpreter *i)
124 {
125 42 i->CreateVector = PETSC_MimicVector;
126 42 i->DestroyVector = PETSC_DestroyVector;
127 42 i->InnerProd = PETSC_InnerProd;
128 42 i->CopyVector = PETSC_CopyVector;
129 42 i->ClearVector = PETSC_ClearVector;
130 42 i->Axpy = PETSC_Axpy;
131
132 /* Multivector part */
133
134 42 i->CreateMultiVector = mv_TempMultiVectorCreateFromSampleVector;
135 42 i->CopyCreateMultiVector = mv_TempMultiVectorCreateCopy;
136 42 i->DestroyMultiVector = mv_TempMultiVectorDestroy;
137
138 42 i->Width = mv_TempMultiVectorWidth;
139 42 i->Height = mv_TempMultiVectorHeight;
140 42 i->SetMask = mv_TempMultiVectorSetMask;
141 42 i->CopyMultiVector = mv_TempMultiVectorCopy;
142 42 i->ClearMultiVector = mv_TempMultiVectorClear;
143 42 i->SetRandomVectors = mv_TempMultiVectorSetRandom;
144 42 i->Eval = mv_TempMultiVectorEval;
145
146 #if defined(PETSC_USE_COMPLEX)
147 21 i->MultiInnerProd = mv_TempMultiVectorByMultiVector_complex;
148 21 i->MultiInnerProdDiag = mv_TempMultiVectorByMultiVectorDiag_complex;
149 21 i->MultiVecMat = mv_TempMultiVectorByMatrix_complex;
150 21 i->MultiVecMatDiag = mv_TempMultiVectorByDiagonal_complex;
151 21 i->MultiAxpy = mv_TempMultiVectorAxpy_complex;
152 21 i->MultiXapy = mv_TempMultiVectorXapy_complex;
153 #else
154 21 i->MultiInnerProd = mv_TempMultiVectorByMultiVector;
155 21 i->MultiInnerProdDiag = mv_TempMultiVectorByMultiVectorDiag;
156 21 i->MultiVecMat = mv_TempMultiVectorByMatrix;
157 21 i->MultiVecMatDiag = mv_TempMultiVectorByDiagonal;
158 21 i->MultiAxpy = mv_TempMultiVectorAxpy;
159 21 i->MultiXapy = mv_TempMultiVectorXapy;
160 #endif
161
162 42 return 0;
163 }
164