GCC Code Coverage Report

Directory: ./
File: src/sys/classes/bv/impls/contiguous/contig.c
Date: 2025-10-03 04:28:47
Exec Total Coverage
Lines: 276 283 97.5%
Functions: 22 22 100.0%
Branches: 590 1016 58.1%
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 BV implemented as an array of Vecs sharing a contiguous array for elements
12 */
13
14 #include <slepc/private/bvimpl.h>
15
16 typedef struct {
17 Vec *V;
18 PetscScalar *array;
19 PetscBool mpi;
20 } BV_CONTIGUOUS;
21
22 998 static PetscErrorCode BVMult_Contiguous(BV Y,PetscScalar alpha,PetscScalar beta,BV X,Mat Q)
23 {
24 998 BV_CONTIGUOUS *y = (BV_CONTIGUOUS*)Y->data,*x = (BV_CONTIGUOUS*)X->data;
25 998 const PetscScalar *q;
26 998 PetscInt ldq;
27
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 998 PetscFunctionBegin;
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 998 if (Q) {
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 798 PetscCall(MatDenseGetLDA(Q,&ldq));
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 798 PetscCall(MatDenseGetArrayRead(Q,&q));
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 798 PetscCall(BVMult_BLAS_Private(Y,Y->n,Y->k-Y->l,X->k-X->l,alpha,x->array+(X->nc+X->l)*X->ld,X->ld,q+Y->l*ldq+X->l,ldq,beta,y->array+(Y->nc+Y->l)*Y->ld,Y->ld));
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 798 PetscCall(MatDenseRestoreArrayRead(Q,&q));
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 200 } else PetscCall(BVAXPY_BLAS_Private(Y,Y->n,Y->k-Y->l,alpha,x->array+(X->nc+X->l)*X->ld,X->ld,beta,y->array+(Y->nc+Y->l)*Y->ld,Y->ld));
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 196 PetscFunctionReturn(PETSC_SUCCESS);
36 }
37
38 3478 static PetscErrorCode BVMultVec_Contiguous(BV X,PetscScalar alpha,PetscScalar beta,Vec y,PetscScalar *q)
39 {
40 3478 BV_CONTIGUOUS *x = (BV_CONTIGUOUS*)X->data;
41 3478 PetscScalar *py,*qq=q;
42
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 3478 PetscFunctionBegin;
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 3478 PetscCall(VecGetArray(y,&py));
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 3478 if (!q) PetscCall(VecGetArray(X->buffer,&qq));
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 3478 PetscCall(BVMultVec_BLAS_Private(X,X->n,X->k-X->l,alpha,x->array+(X->nc+X->l)*X->ld,X->ld,qq,beta,py));
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 3478 if (!q) PetscCall(VecRestoreArray(X->buffer,&qq));
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 3478 PetscCall(VecRestoreArray(y,&py));
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 693 PetscFunctionReturn(PETSC_SUCCESS);
50 }
51
52 478 static PetscErrorCode BVMultInPlace_Contiguous(BV V,Mat Q,PetscInt s,PetscInt e)
53 {
54 478 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)V->data;
55 478 const PetscScalar *q;
56 478 PetscInt ldq;
57
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 478 PetscFunctionBegin;
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 478 if (s>=e || !V->n) PetscFunctionReturn(PETSC_SUCCESS);
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 478 PetscCall(MatDenseGetLDA(Q,&ldq));
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 478 PetscCall(MatDenseGetArrayRead(Q,&q));
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 478 PetscCall(BVMultInPlace_BLAS_Private(V,V->n,V->k-V->l,s-V->l,e-V->l,ctx->array+(V->nc+V->l)*V->ld,V->ld,q+V->l*ldq+V->l,ldq,PETSC_FALSE));
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 478 PetscCall(MatDenseRestoreArrayRead(Q,&q));
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 92 PetscFunctionReturn(PETSC_SUCCESS);
65 }
66
67 10 static PetscErrorCode BVMultInPlaceHermitianTranspose_Contiguous(BV V,Mat Q,PetscInt s,PetscInt e)
68 {
69 10 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)V->data;
70 10 const PetscScalar *q;
71 10 PetscInt ldq;
72
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 10 PetscFunctionBegin;
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 10 if (s>=e || !V->n) PetscFunctionReturn(PETSC_SUCCESS);
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 10 PetscCall(MatDenseGetLDA(Q,&ldq));
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 10 PetscCall(MatDenseGetArrayRead(Q,&q));
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 10 PetscCall(BVMultInPlace_BLAS_Private(V,V->n,V->k-V->l,s-V->l,e-V->l,ctx->array+(V->nc+V->l)*V->ld,V->ld,q+V->l*ldq+V->l,ldq,PETSC_TRUE));
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 10 PetscCall(MatDenseRestoreArrayRead(Q,&q));
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 2 PetscFunctionReturn(PETSC_SUCCESS);
80 }
81
82 2368 static PetscErrorCode BVDot_Contiguous(BV X,BV Y,Mat M)
83 {
84 2368 BV_CONTIGUOUS *x = (BV_CONTIGUOUS*)X->data,*y = (BV_CONTIGUOUS*)Y->data;
85 2368 PetscScalar *m;
86 2368 PetscInt ldm;
87
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 2368 PetscFunctionBegin;
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 2368 PetscCall(MatDenseGetLDA(M,&ldm));
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 2368 PetscCall(MatDenseGetArray(M,&m));
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 2368 PetscCall(BVDot_BLAS_Private(X,Y->k-Y->l,X->k-X->l,X->n,y->array+(Y->nc+Y->l)*Y->ld,Y->ld,x->array+(X->nc+X->l)*X->ld,X->ld,m+X->l*ldm+Y->l,ldm,x->mpi));
92
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 2368 PetscCall(MatDenseRestoreArray(M,&m));
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 470 PetscFunctionReturn(PETSC_SUCCESS);
94 }
95
96 3548 static PetscErrorCode BVDotVec_Contiguous(BV X,Vec y,PetscScalar *q)
97 {
98 3548 BV_CONTIGUOUS *x = (BV_CONTIGUOUS*)X->data;
99 3548 const PetscScalar *py;
100 3548 PetscScalar *qq=q;
101 3548 Vec z = y;
102
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 3548 PetscFunctionBegin;
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 3548 if (PetscUnlikely(X->matrix)) {
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 570 PetscCall(BV_IPMatMult(X,y));
106 570 z = X->Bx;
107 }
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 3548 PetscCall(VecGetArrayRead(z,&py));
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 3548 if (!q) PetscCall(VecGetArray(X->buffer,&qq));
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 3548 PetscCall(BVDotVec_BLAS_Private(X,X->n,X->k-X->l,x->array+(X->nc+X->l)*X->ld,X->ld,py,qq,x->mpi));
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 3548 if (!q) PetscCall(VecRestoreArray(X->buffer,&qq));
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 3548 PetscCall(VecRestoreArrayRead(z,&py));
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 707 PetscFunctionReturn(PETSC_SUCCESS);
114 }
115
116 40 static PetscErrorCode BVDotVec_Local_Contiguous(BV X,Vec y,PetscScalar *m)
117 {
118 40 BV_CONTIGUOUS *x = (BV_CONTIGUOUS*)X->data;
119 40 PetscScalar *py;
120 40 Vec z = y;
121
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 40 PetscFunctionBegin;
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 40 if (PetscUnlikely(X->matrix)) {
124 ✗ PetscCall(BV_IPMatMult(X,y));
125 ✗ z = X->Bx;
126 }
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 40 PetscCall(VecGetArray(z,&py));
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 40 PetscCall(BVDotVec_BLAS_Private(X,X->n,X->k-X->l,x->array+(X->nc+X->l)*X->ld,X->ld,py,m,PETSC_FALSE));
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 40 PetscCall(VecRestoreArray(z,&py));
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 8 PetscFunctionReturn(PETSC_SUCCESS);
131 }
132
133 3184 static PetscErrorCode BVScale_Contiguous(BV bv,PetscInt j,PetscScalar alpha)
134 {
135 3184 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)bv->data;
136
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 3184 PetscFunctionBegin;
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 3184 if (!bv->n) PetscFunctionReturn(PETSC_SUCCESS);
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 3184 if (PetscUnlikely(j<0)) PetscCall(BVScale_BLAS_Private(bv,(bv->k-bv->l)*bv->ld,ctx->array+(bv->nc+bv->l)*bv->ld,alpha));
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 3126 else PetscCall(BVScale_BLAS_Private(bv,bv->n,ctx->array+(bv->nc+j)*bv->ld,alpha));
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 634 PetscFunctionReturn(PETSC_SUCCESS);
142 }
143
144 1123 static PetscErrorCode BVNorm_Contiguous(BV bv,PetscInt j,NormType type,PetscReal *val)
145 {
146 1123 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)bv->data;
147
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 1123 PetscFunctionBegin;
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 1123 if (PetscUnlikely(j<0)) PetscCall(BVNorm_LAPACK_Private(bv,bv->n,bv->k-bv->l,ctx->array+(bv->nc+bv->l)*bv->ld,bv->ld,type,val,ctx->mpi));
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 425 else PetscCall(BVNorm_LAPACK_Private(bv,bv->n,1,ctx->array+(bv->nc+j)*bv->ld,bv->ld,type,val,ctx->mpi));
151
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 217 PetscFunctionReturn(PETSC_SUCCESS);
152 }
153
154 20 static PetscErrorCode BVNorm_Local_Contiguous(BV bv,PetscInt j,NormType type,PetscReal *val)
155 {
156 20 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)bv->data;
157
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 20 PetscFunctionBegin;
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 20 if (PetscUnlikely(j<0)) PetscCall(BVNorm_LAPACK_Private(bv,bv->n,bv->k-bv->l,ctx->array+(bv->nc+bv->l)*bv->ld,bv->ld,type,val,PETSC_FALSE));
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 20 else PetscCall(BVNorm_LAPACK_Private(bv,bv->n,1,ctx->array+(bv->nc+j)*bv->ld,bv->ld,type,val,PETSC_FALSE));
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 4 PetscFunctionReturn(PETSC_SUCCESS);
162 }
163
164 45 static PetscErrorCode BVNormalize_Contiguous(BV bv,PetscScalar *eigi)
165 {
166 45 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)bv->data;
167 45 PetscScalar *wi=NULL;
168
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 45 PetscFunctionBegin;
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 45 if (eigi) wi = eigi+bv->l;
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 45 PetscCall(BVNormalize_LAPACK_Private(bv,bv->n,bv->k-bv->l,ctx->array+(bv->nc+bv->l)*bv->ld,bv->ld,wi,ctx->mpi));
172
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 9 PetscFunctionReturn(PETSC_SUCCESS);
173 }
174
175 1030 static PetscErrorCode BVMatMult_Contiguous(BV V,Mat A,BV W)
176 {
177 1030 BV_CONTIGUOUS *v = (BV_CONTIGUOUS*)V->data,*w = (BV_CONTIGUOUS*)W->data;
178 1030 PetscInt j;
179 1030 Mat Vmat,Wmat;
180
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 1030 PetscFunctionBegin;
182
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 1030 if (V->vmm) {
183
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 980 PetscCall(BVGetMat(V,&Vmat));
184
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 980 PetscCall(BVGetMat(W,&Wmat));
185
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 980 PetscCall(MatProductCreateWithMat(A,Vmat,NULL,Wmat));
186
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 980 PetscCall(MatProductSetType(Wmat,MATPRODUCT_AB));
187
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 980 PetscCall(MatProductSetFromOptions(Wmat));
188
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 980 PetscCall(MatProductSymbolic(Wmat));
189
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 980 PetscCall(MatProductNumeric(Wmat));
190
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 980 PetscCall(MatProductClear(Wmat));
191
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 980 PetscCall(BVRestoreMat(V,&Vmat));
192
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 980 PetscCall(BVRestoreMat(W,&Wmat));
193 } else {
194
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 380 for (j=0;j<V->k-V->l;j++) PetscCall(MatMult(A,v->V[V->nc+V->l+j],w->V[W->nc+W->l+j]));
195 }
196
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 206 PetscFunctionReturn(PETSC_SUCCESS);
197 }
198
199 970 static PetscErrorCode BVCopy_Contiguous(BV V,BV W)
200 {
201 970 BV_CONTIGUOUS *v = (BV_CONTIGUOUS*)V->data,*w = (BV_CONTIGUOUS*)W->data;
202 970 PetscInt j;
203
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 970 PetscFunctionBegin;
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 7260 for (j=0;j<V->k-V->l;j++) PetscCall(PetscArraycpy(w->array+(W->nc+W->l+j)*W->ld,v->array+(V->nc+V->l+j)*V->ld,V->n));
206
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 194 PetscFunctionReturn(PETSC_SUCCESS);
207 }
208
209 20 static PetscErrorCode BVCopyColumn_Contiguous(BV V,PetscInt j,PetscInt i)
210 {
211 20 BV_CONTIGUOUS *v = (BV_CONTIGUOUS*)V->data;
212
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 20 PetscFunctionBegin;
214
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 20 PetscCall(PetscArraycpy(v->array+(V->nc+i)*V->ld,v->array+(V->nc+j)*V->ld,V->n));
215
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 4 PetscFunctionReturn(PETSC_SUCCESS);
216 }
217
218 80 static PetscErrorCode BVResize_Contiguous(BV bv,PetscInt m,PetscBool copy)
219 {
220 80 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)bv->data;
221 80 PetscInt j,bs;
222 80 PetscScalar *newarray;
223 80 Vec *newV;
224 80 char str[50];
225
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 80 PetscFunctionBegin;
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 80 PetscCall(PetscLayoutGetBlockSize(bv->map,&bs));
228
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 80 PetscCall(PetscCalloc1(m*bv->ld,&newarray));
229
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 80 PetscCall(PetscMalloc1(m,&newV));
230
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 940 for (j=0;j<m;j++) {
231
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 860 if (ctx->mpi) PetscCall(VecCreateMPIWithArray(PetscObjectComm((PetscObject)bv),bs,bv->n,PETSC_DECIDE,newarray+j*bv->ld,newV+j));
232
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 860 else PetscCall(VecCreateSeqWithArray(PetscObjectComm((PetscObject)bv),bs,bv->n,newarray+j*bv->ld,newV+j));
233 }
234
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 80 if (((PetscObject)bv)->name) {
235
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 940 for (j=0;j<m;j++) {
236
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 860 PetscCall(PetscSNPrintf(str,sizeof(str),"%s_%" PetscInt_FMT,((PetscObject)bv)->name,j));
237
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 860 PetscCall(PetscObjectSetName((PetscObject)newV[j],str));
238 }
239 }
240
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 80 if (copy) PetscCall(PetscArraycpy(newarray,ctx->array,PetscMin(m,bv->m)*bv->ld));
241
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 80 PetscCall(VecDestroyVecs(bv->m,&ctx->V));
242 80 ctx->V = newV;
243
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 80 PetscCall(PetscFree(ctx->array));
244 80 ctx->array = newarray;
245
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 80 PetscFunctionReturn(PETSC_SUCCESS);
246 }
247
248 24963 static PetscErrorCode BVGetColumn_Contiguous(BV bv,PetscInt j,Vec *v)
249 {
250 24963 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)bv->data;
251 24963 PetscInt l;
252
253
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 24963 PetscFunctionBegin;
254
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 24963 l = BVAvailableVec;
255 24963 bv->cv[l] = ctx->V[bv->nc+j];
256
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 24963 PetscFunctionReturn(PETSC_SUCCESS);
257 }
258
259 24963 static PetscErrorCode BVRestoreColumn_Contiguous(BV bv,PetscInt j,Vec *v)
260 {
261 24963 PetscInt l;
262
263
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 24963 PetscFunctionBegin;
264 24963 l = (j==bv->ci[0])? 0: 1;
265 24963 bv->cv[l] = NULL;
266
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 24963 PetscFunctionReturn(PETSC_SUCCESS);
267 }
268
269 2450 static PetscErrorCode BVGetArray_Contiguous(BV bv,PetscScalar **a)
270 {
271 2450 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)bv->data;
272
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 2450 PetscFunctionBegin;
274 2450 *a = ctx->array;
275
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 2450 PetscFunctionReturn(PETSC_SUCCESS);
276 }
277
278 80 static PetscErrorCode BVGetArrayRead_Contiguous(BV bv,const PetscScalar **a)
279 {
280 80 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)bv->data;
281
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 80 PetscFunctionBegin;
283 80 *a = ctx->array;
284
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 80 PetscFunctionReturn(PETSC_SUCCESS);
285 }
286
287 3332 static PetscErrorCode BVDestroy_Contiguous(BV bv)
288 {
289 3332 BV_CONTIGUOUS *ctx = (BV_CONTIGUOUS*)bv->data;
290
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 3332 PetscFunctionBegin;
292
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 3332 if (!bv->issplit) {
293
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 2532 PetscCall(VecDestroyVecs(bv->nc+bv->m,&ctx->V));
294
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 2532 PetscCall(PetscFree(ctx->array));
295 }
296
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 3332 PetscCall(PetscFree(bv->data));
297
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 664 PetscFunctionReturn(PETSC_SUCCESS);
298 }
299
300 120 static PetscErrorCode BVView_Contiguous(BV bv,PetscViewer viewer)
301 {
302 120 PetscInt j;
303 120 Vec v;
304 120 PetscViewerFormat format;
305 120 PetscBool isascii,ismatlab=PETSC_FALSE;
306 120 const char *bvname,*name;
307
308
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 120 PetscFunctionBegin;
309
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 120 PetscCall(PetscObjectTypeCompare((PetscObject)viewer,PETSCVIEWERASCII,&isascii));
310
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 120 if (isascii) {
311
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 120 PetscCall(PetscViewerGetFormat(viewer,&format));
312
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 120 if (format == PETSC_VIEWER_ASCII_INFO || format == PETSC_VIEWER_ASCII_INFO_DETAIL) PetscFunctionReturn(PETSC_SUCCESS);
313
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 100 if (format == PETSC_VIEWER_ASCII_MATLAB) ismatlab = PETSC_TRUE;
314 }
315 ✗ if (ismatlab) {
316 ✗ PetscCall(PetscObjectGetName((PetscObject)bv,&bvname));
317 ✗ PetscCall(PetscViewerASCIIPrintf(viewer,"%s=[];\n",bvname));
318 }
319
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 480 for (j=0;j<bv->m;j++) {
320
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 380 PetscCall(BVGetColumn(bv,j,&v));
321
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 380 PetscCall(VecView(v,viewer));
322
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 380 if (ismatlab) {
323 ✗ PetscCall(PetscObjectGetName((PetscObject)v,&name));
324 ✗ PetscCall(PetscViewerASCIIPrintf(viewer,"%s=[%s,%s];clear %s\n",bvname,bvname,name,name));
325 }
326
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 380 PetscCall(BVRestoreColumn(bv,j,&v));
327 }
328
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 20 PetscFunctionReturn(PETSC_SUCCESS);
329 }
330
331 3332 SLEPC_EXTERN PetscErrorCode BVCreate_Contiguous(BV bv)
332 {
333 3332 BV_CONTIGUOUS *ctx;
334 3332 PetscInt j,nloc,bs,lsplit,lda;
335 3332 PetscBool seq,isdense;
336 3332 PetscScalar *aa;
337 3332 char str[50];
338 3332 PetscScalar *array;
339 3332 BV parent;
340 3332 Vec *Vpar;
341 3332 MatType mtype;
342
343
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 3332 PetscFunctionBegin;
344
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 3332 PetscCall(PetscNew(&ctx));
345 3332 bv->data = (void*)ctx;
346
347
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 3332 PetscCall(PetscStrcmp(bv->vtype,VECMPI,&ctx->mpi));
348
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 3332 if (!ctx->mpi) {
349
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 588 PetscCall(PetscStrcmp(bv->vtype,VECSEQ,&seq));
350
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 588 PetscCheck(seq,PetscObjectComm((PetscObject)bv),PETSC_ERR_SUP,"Cannot create a contiguous BV from a non-standard vector type: %s",bv->vtype);
351 }
352
353
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 3332 PetscCall(PetscLayoutGetLocalSize(bv->map,&nloc));
354
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 3332 PetscCall(PetscLayoutGetBlockSize(bv->map,&bs));
355
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 3332 PetscCall(BV_SetDefaultLD(bv,nloc));
356
357
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 3332 if (PetscUnlikely(bv->issplit)) {
358
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 800 PetscCheck(bv->issplit>0,PetscObjectComm((PetscObject)bv),PETSC_ERR_SUP,"BVCONTIGUOUS does not support BVGetSplitRows()");
359 /* split BV: share memory and Vecs of the parent BV */
360 800 parent = bv->splitparent;
361 800 lsplit = parent->lsplit;
362 800 Vpar = ((BV_CONTIGUOUS*)parent->data)->V;
363
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 800 ctx->V = (bv->issplit==1)? Vpar: Vpar+lsplit;
364 800 array = ((BV_CONTIGUOUS*)parent->data)->array;
365
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 800 ctx->array = (bv->issplit==1)? array: array+lsplit*bv->ld;
366 } else {
367 /* regular BV: allocate memory and Vecs for the BV entries */
368
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 2532 PetscCall(PetscCalloc1(bv->m*bv->ld,&ctx->array));
369
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 2532 PetscCall(PetscMalloc1(bv->m,&ctx->V));
370
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 21832 for (j=0;j<bv->m;j++) {
371
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 19300 if (ctx->mpi) PetscCall(VecCreateMPIWithArray(PetscObjectComm((PetscObject)bv),bs,nloc,PETSC_DECIDE,ctx->array+j*bv->ld,ctx->V+j));
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 19300 else PetscCall(VecCreateSeqWithArray(PetscObjectComm((PetscObject)bv),bs,nloc,ctx->array+j*bv->ld,ctx->V+j));
373 }
374 }
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 3332 if (((PetscObject)bv)->name) {
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 9500 for (j=0;j<bv->m;j++) {
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 8420 PetscCall(PetscSNPrintf(str,sizeof(str),"%s_%" PetscInt_FMT,((PetscObject)bv)->name,j));
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 8420 PetscCall(PetscObjectSetName((PetscObject)ctx->V[j],str));
379 }
380 }
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 3332 if (PetscUnlikely(bv->Acreate)) {
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 20 PetscCall(MatGetType(bv->Acreate,&mtype));
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 20 PetscCall(PetscStrcmpAny(mtype,&isdense,MATSEQDENSE,MATMPIDENSE,""));
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 20 PetscCheck(isdense,PetscObjectComm((PetscObject)bv->Acreate),PETSC_ERR_SUP,"BVCONTIGUOUS requires a dense matrix in BVCreateFromMat()");
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 20 PetscCall(MatDenseGetArray(bv->Acreate,&aa));
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 20 PetscCall(MatDenseGetLDA(bv->Acreate,&lda));
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 180 for (j=0;j<bv->m;j++) PetscCall(PetscArraycpy(ctx->array+j*bv->ld,aa+j*lda,bv->n));
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 20 PetscCall(MatDenseRestoreArray(bv->Acreate,&aa));
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 20 PetscCall(MatDestroy(&bv->Acreate));
391 }
392
393 3332 bv->ops->mult = BVMult_Contiguous;
394 3332 bv->ops->multvec = BVMultVec_Contiguous;
395 3332 bv->ops->multinplace = BVMultInPlace_Contiguous;
396 3332 bv->ops->multinplacetrans = BVMultInPlaceHermitianTranspose_Contiguous;
397 3332 bv->ops->dot = BVDot_Contiguous;
398 3332 bv->ops->dotvec = BVDotVec_Contiguous;
399 3332 bv->ops->dotvec_local = BVDotVec_Local_Contiguous;
400 3332 bv->ops->scale = BVScale_Contiguous;
401 3332 bv->ops->norm = BVNorm_Contiguous;
402 3332 bv->ops->norm_local = BVNorm_Local_Contiguous;
403 3332 bv->ops->normalize = BVNormalize_Contiguous;
404 3332 bv->ops->matmult = BVMatMult_Contiguous;
405 3332 bv->ops->copy = BVCopy_Contiguous;
406 3332 bv->ops->copycolumn = BVCopyColumn_Contiguous;
407 3332 bv->ops->resize = BVResize_Contiguous;
408 3332 bv->ops->getcolumn = BVGetColumn_Contiguous;
409 3332 bv->ops->restorecolumn = BVRestoreColumn_Contiguous;
410 3332 bv->ops->getarray = BVGetArray_Contiguous;
411 3332 bv->ops->getarrayread = BVGetArrayRead_Contiguous;
412 3332 bv->ops->getmat = BVGetMat_Default;
413 3332 bv->ops->restoremat = BVRestoreMat_Default;
414 3332 bv->ops->destroy = BVDestroy_Contiguous;
415 3332 bv->ops->view = BVView_Contiguous;
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 3332 PetscFunctionReturn(PETSC_SUCCESS);
417 }
418