779     PetscInt nzd = 0, fshift = 1, *sptr;  in MatView_SeqAIJ_ASCII()  local
815 … (a->j[j] >= i) PetscCall(PetscViewerASCIIPrintf(viewer, " %" PetscInt_FMT " ", a->j[j] + fshift));  in MatView_SeqAIJ_ASCII()
871     PetscInt fshift = 1;  in MatView_SeqAIJ_ASCII()  local
882 …intf(viewer, "%" PetscInt_FMT " %" PetscInt_FMT " %g %g\n", i + fshift, a->j[j] + fshift, (double)…  in MatView_SeqAIJ_ASCII()
884 …IPrintf(viewer, "%" PetscInt_FMT " %" PetscInt_FMT " %g\n", i + fshift, a->j[j] + fshift, (double)…  in MatView_SeqAIJ_ASCII()
1100   PetscInt    fshift = 0, i, *ai = a->i, *aj = a->j, *imax = a->imax;  in MatAssemblyEnd_SeqAIJ()  local
1116     fshift += imax[i - 1] - ailen[i - 1];  in MatAssemblyEnd_SeqAIJ()
1118     if (fshift) {  in MatAssemblyEnd_SeqAIJ()
1122       PetscCall(PetscArraymove(ip - fshift, ip, N));  in MatAssemblyEnd_SeqAIJ()
1123       if (!A->structure_only) PetscCall(PetscArraymove(ap - fshift, ap, N));  in MatAssemblyEnd_SeqAIJ()
1128     fshift += imax[m - 1] - ailen[m - 1];  in MatAssemblyEnd_SeqAIJ()
1143 …fshift || a->nounused != -1, PETSC_COMM_SELF, PETSC_ERR_PLIB, "Unused space detected in matrix: %"…  in MatAssemblyEnd_SeqAIJ()
1144 …orage space: %" PetscInt_FMT " unneeded, %" PetscInt_FMT " used\n", m, A->cmap->n, fshift, a->nz));  in MatAssemblyEnd_SeqAIJ()
1150   A->info.nz_unneeded = (PetscReal)fshift;  in MatAssemblyEnd_SeqAIJ()
1809 static PetscErrorCode MatInvertDiagonalForSOR_SeqAIJ(Mat A, PetscScalar omega, PetscScalar fshift)  in MatInvertDiagonalForSOR_SeqAIJ()  argument
1819 …if (a->idiagState == ((PetscObject)A)->state && a->omega == omega && a->fshift == fshift) PetscFun…  in MatInvertDiagonalForSOR_SeqAIJ()
1827   if (omega == 1.0 && PetscRealPart(fshift) <= 0.0) {  in MatInvertDiagonalForSOR_SeqAIJ()
1831 …PetscCheck(PetscRealPart(fshift), PETSC_COMM_SELF, PETSC_ERR_ARG_INCOMP, "Zero diagonal on row %" …  in MatInvertDiagonalForSOR_SeqAIJ()
1843       idiag[i] = omega / (fshift + v[diag[i]]);  in MatInvertDiagonalForSOR_SeqAIJ()
1850   a->fshift     = fshift;  in MatInvertDiagonalForSOR_SeqAIJ()
1854 PetscErrorCode MatSOR_SeqAIJ(Mat A, Vec bb, PetscReal omega, MatSORType flag, PetscReal fshift, Pet…  in MatSOR_SeqAIJ()  argument
1864   if (a->inode.use && a->inode.checked && omega == 1.0 && fshift == 0.0) {  in MatSOR_SeqAIJ()
1865     PetscCall(MatSOR_SeqAIJ_Inode(A, bb, omega, flag, fshift, its, lits, xx));  in MatSOR_SeqAIJ()
1869   PetscCall(MatInvertDiagonalForSOR_SeqAIJ(A, omega, fshift));  in MatSOR_SeqAIJ()
1883       d   = fshift + mdiag[i];  in MatSOR_SeqAIJ()
4804   b->fshift             = 0.0;  in MatCreate_SeqAIJ()
5315   PetscInt    m = A->rmap->n, fshift = 0, fshift_prev = 0, i, k;  in MatEliminateZeros_SeqAIJ()  local
5324       if (aa[k] == 0 && (aj[k] != i - 1 || !keep)) fshift++;  in MatEliminateZeros_SeqAIJ()
5327         aa[k - fshift] = aa[k];  in MatEliminateZeros_SeqAIJ()
5328         aj[k - fshift] = aj[k];  in MatEliminateZeros_SeqAIJ()
5332     fshift_prev = fshift;  in MatEliminateZeros_SeqAIJ()
5334     ailen[i - 1] = imax[i - 1] = ai[i] - fshift - ai[i - 1];  in MatEliminateZeros_SeqAIJ()
5335     a->nonzerorowcnt += ((ai[i] - fshift - ai[i - 1]) > 0);  in MatEliminateZeros_SeqAIJ()
5338   if (fshift) {  in MatEliminateZeros_SeqAIJ()
5340       ai[m] -= fshift;  in MatEliminateZeros_SeqAIJ()
5343 …eliminated: %" PetscInt_FMT "; nonzeros left: %" PetscInt_FMT "\n", m, A->cmap->n, fshift, a->nz));  in MatEliminateZeros_SeqAIJ()
5345     A->info.nz_unneeded += (PetscReal)fshift;  in MatEliminateZeros_SeqAIJ()