10 … a->i, *aj = a->j, m = A->rmap->N, n = A->cmap->n, i, j, k, *bi, *bj, *rowlengths, nz, *rowstart, …  in MatConvert_SeqSBAIJ_SeqAIJ()  local
17   PetscCall(PetscMalloc2(m, &rowlengths, m + 1, &rowstart));  in MatConvert_SeqSBAIJ_SeqAIJ()
19   for (i = 0; i < mbs; i++) rowlengths[i * bs] = 0;  in MatConvert_SeqSBAIJ_SeqAIJ()
24       rowlengths[k] += nz; /* no. of upper triangular blocks */  in MatConvert_SeqSBAIJ_SeqAIJ()
31         rowlengths[(*aj) * bs]++;  in MatConvert_SeqSBAIJ_SeqAIJ()
35     rowlengths[k] *= bs;  in MatConvert_SeqSBAIJ_SeqAIJ()
36     for (j = 1; j < bs; j++) rowlengths[k + j] = rowlengths[k];  in MatConvert_SeqSBAIJ_SeqAIJ()
44     PetscCall(MatSeqAIJSetPreallocation(B, 0, rowlengths));  in MatConvert_SeqSBAIJ_SeqAIJ()
58       b->ilen[i * bs + j]      = rowlengths[i * bs];  in MatConvert_SeqSBAIJ_SeqAIJ()
59       rowstart[i * bs + j + 1] = rowstart[i * bs + j] + rowlengths[i * bs];  in MatConvert_SeqSBAIJ_SeqAIJ()
61     bi[i + 1] = bi[i] + rowlengths[i * bs] / bs;  in MatConvert_SeqSBAIJ_SeqAIJ()
108   PetscCall(PetscFree2(rowlengths, rowstart));  in MatConvert_SeqSBAIJ_SeqAIJ()
168 …PetscInt       *ai = a->i, *aj, m = A->rmap->N, n = A->cmap->N, i, j, *bi, *bj, *rowlengths, bs = …  in MatConvert_SeqAIJ_SeqSBAIJ()  local
182     PetscCall(PetscMalloc1(m, &rowlengths));  in MatConvert_SeqAIJ_SeqSBAIJ()
185         rowlengths[i] = (ai[i + 1] - ai[i]) + 1; /* allocate some extra space */  in MatConvert_SeqAIJ_SeqSBAIJ()
188         rowlengths[i] = (ai[i + 1] - adiag[i]);  in MatConvert_SeqAIJ_SeqSBAIJ()
191   } else PetscCall(MatConvert_SeqAIJ_SeqSBAIJ_Preallocate(A, &rowlengths));  in MatConvert_SeqAIJ_SeqSBAIJ()
196     PetscCall(MatSeqSBAIJSetPreallocation(B, bs, 0, rowlengths));  in MatConvert_SeqAIJ_SeqSBAIJ()
209       for (j = 0; j < rowlengths[i]; j++) {  in MatConvert_SeqAIJ_SeqSBAIJ()
217       bi[i + 1]  = bi[i] + rowlengths[i];  in MatConvert_SeqAIJ_SeqSBAIJ()
218       b->ilen[i] = rowlengths[i];  in MatConvert_SeqAIJ_SeqSBAIJ()
229   PetscCall(PetscFree(rowlengths));  in MatConvert_SeqAIJ_SeqSBAIJ()