/usr/include/fflas-ffpack/fflas/fflas_sparse/csr/csr_utils.inl is in fflas-ffpack-common 2.2.2-5.
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// vim:sts=4:sw=4:ts=4:noet:sr:cino=>s,f0,{0,g0,(0,\:0,t0,+0,=s
/*
* Copyright (C) 2014 the FFLAS-FFPACK group
*
* Written by Bastien Vialla <bastien.vialla@lirmm.fr>
*
*
* ========LICENCE========
* This file is part of the library FFLAS-FFPACK.
*
* FFLAS-FFPACK is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* ========LICENCE========
*.
*/
namespace FFLAS {
template <class Field> inline void sparse_delete(const Sparse<Field, SparseMatrix_t::CSR> &A) {
fflas_delete(A.dat);
fflas_delete(A.col);
fflas_delete(A.st);
}
template <class Field> inline void sparse_delete(const Sparse<Field, SparseMatrix_t::CSR_ZO> &A) {
fflas_delete(A.col);
fflas_delete(A.st);
}
template <class Field> inline std::ostream& sparse_print(std::ostream& os, const Sparse<Field, SparseMatrix_t::CSR> &A) {
// for (size_t i = 0; i <= A.m; ++i)
// std::cout << A.st[i] << " ";
// std::cout << std::endl;
for (index_t i = 0; i < A.m; ++i) {
auto start = A.st[i], stop = A.st[i + 1];
index_t j = 0;
index_t diff = stop - start;
os << i << " : ";
for (; j < diff; ++j) {
os << '(' << A.col[start + j] << ',' << A.dat[start+j] << ") ";
}
os << std::endl;
}
return os;
}
template <class IndexT>
inline void sparse_init(const Givaro::Modular<Givaro::Integer> &F, Sparse<Givaro::Modular<Givaro::Integer>, SparseMatrix_t::CSR> &A, const IndexT *row, const IndexT *col,
Givaro::Integer* dat, uint64_t rowdim, uint64_t coldim, uint64_t nnz) {
A.m = rowdim;
A.n = coldim;
A.nnz = nnz;
A.nElements = nnz;
std::vector<uint64_t> rows(rowdim, 0);
for (uint64_t i = 0; i < A.nnz; ++i)
rows[row[i]]++;
A.delayed = true;
A.col = fflas_new<index_t>(nnz, Alignment::CACHE_LINE);
A.st = fflas_new<index_t>(rowdim + 1, Alignment::CACHE_LINE);
A.dat = fflas_new(F, nnz, 1, Alignment::CACHE_LINE);
for(size_t i = 0 ; i < nnz ; ++i){
if(col[i] >= coldim){
std::cout << "Error col index too big" << std::endl;
}
}
for (size_t i = 0; i < nnz; ++i) {
A.col[i] = static_cast<index_t>(col[i]);
A.dat[i] = dat[i];
}
A.st[0] = 0;
for (size_t i = 1; i <= rowdim; ++i) {
A.st[i] = A.st[i - 1] + rows[i - 1];
}
}
template <class IndexT>
inline void sparse_init(const Givaro::ZRing<Givaro::Integer> &F, Sparse<Givaro::ZRing<Givaro::Integer>, SparseMatrix_t::CSR_ZO> &A, const IndexT *row, const IndexT *col,
Givaro::Integer* dat, uint64_t rowdim, uint64_t coldim, uint64_t nnz) {
A.m = rowdim;
A.n = coldim;
A.nnz = nnz;
A.nElements = nnz;
std::vector<uint64_t> rows(rowdim, 0);
for (uint64_t i = 0; i < A.nnz; ++i)
rows[row[i]]++;
A.delayed = true;
A.col = fflas_new<index_t>(nnz, Alignment::CACHE_LINE);
A.st = fflas_new<index_t>(rowdim + 1, Alignment::CACHE_LINE);
for(size_t i = 0 ; i < nnz ; ++i){
if(col[i] >= coldim){
std::cout << "Error col index too big" << std::endl;
}
}
for (size_t i = 0; i < nnz; ++i) {
A.col[i] = static_cast<index_t>(col[i]);
}
A.st[0] = 0;
for (size_t i = 1; i <= rowdim; ++i) {
A.st[i] = A.st[i - 1] + rows[i - 1];
}
}
template <class IndexT, size_t RECINT_SIZE>
inline void sparse_init(const Givaro::ZRing<RecInt::rmint<RECINT_SIZE>> &F, Sparse<Givaro::ZRing<RecInt::rmint<RECINT_SIZE>>, SparseMatrix_t::CSR_ZO> &A, const IndexT *row, const IndexT *col,
typename Givaro::ZRing<RecInt::rmint<RECINT_SIZE>>::Element_ptr dat, uint64_t rowdim, uint64_t coldim, uint64_t nnz) {
A.m = rowdim;
A.n = coldim;
A.nnz = nnz;
A.nElements = nnz;
std::vector<uint64_t> rows(rowdim, 0);
for (uint64_t i = 0; i < A.nnz; ++i)
rows[row[i]]++;
A.delayed = true;
A.col = fflas_new<index_t>(nnz, Alignment::CACHE_LINE);
A.st = fflas_new<index_t>(rowdim + 1, Alignment::CACHE_LINE);
for(size_t i = 0 ; i < nnz ; ++i){
if(col[i] >= coldim){
std::cout << "Error col index too big" << std::endl;
}
}
for (size_t i = 0; i < nnz; ++i) {
A.col[i] = static_cast<index_t>(col[i]);
}
A.st[0] = 0;
for (size_t i = 1; i <= rowdim; ++i) {
A.st[i] = A.st[i - 1] + rows[i - 1];
}
}
template <class IndexT, size_t RECINT_SIZE>
inline void sparse_init(const Givaro::ZRing<RecInt::rmint<RECINT_SIZE>> &F, Sparse<Givaro::ZRing<RecInt::rmint<RECINT_SIZE>>, SparseMatrix_t::CSR> &A, const IndexT *row, const IndexT *col,
typename Givaro::ZRing<RecInt::rmint<RECINT_SIZE>>::Element_ptr dat, uint64_t rowdim, uint64_t coldim, uint64_t nnz) {
A.m = rowdim;
A.n = coldim;
A.nnz = nnz;
A.nElements = nnz;
std::vector<uint64_t> rows(rowdim, 0);
for (uint64_t i = 0; i < A.nnz; ++i)
rows[row[i]]++;
A.delayed = true;
A.col = fflas_new<index_t>(nnz, Alignment::CACHE_LINE);
A.st = fflas_new<index_t>(rowdim + 1, Alignment::CACHE_LINE);
for(size_t i = 0 ; i < nnz ; ++i){
if(col[i] >= coldim){
std::cout << "Error col index too big" << std::endl;
}
}
for (size_t i = 0; i < nnz; ++i) {
A.col[i] = static_cast<index_t>(col[i]);
}
A.st[0] = 0;
for (size_t i = 1; i <= rowdim; ++i) {
A.st[i] = A.st[i - 1] + rows[i - 1];
}
}
template <class Field, class IndexT>
inline void sparse_init(const Field &F, Sparse<Field, SparseMatrix_t::CSR> &A, const IndexT *row, const IndexT *col,
typename Field::ConstElement_ptr dat, uint64_t rowdim, uint64_t coldim, uint64_t nnz) {
A.kmax = Protected::DotProdBoundClassic(F, F.one);
A.m = rowdim;
A.n = coldim;
A.nnz = nnz;
A.nElements = nnz;
std::vector<uint64_t> rows(rowdim, 0);
for (uint64_t i = 0; i < A.nnz; ++i)
rows[row[i]]++;
A.maxrow = *(std::max_element(rows.begin(), rows.end()));
if (A.kmax > A.maxrow)
A.delayed = true;
A.col = fflas_new<index_t>(nnz, Alignment::CACHE_LINE);
A.st = fflas_new<index_t>(rowdim + 1, Alignment::CACHE_LINE);
A.stend = fflas_new<index_t>(rowdim + 1, Alignment::CACHE_LINE);
A.dat = fflas_new(F, nnz, 1, Alignment::CACHE_LINE);
for (size_t i = 0; i < nnz; ++i) {
A.col[i] = static_cast<index_t>(col[i]);
A.dat[i] = dat[i];
}
A.st[0] = 0;
for (size_t i = 1; i <= rowdim; ++i) {
A.st[i] = A.st[i - 1] + rows[i - 1];
}
for(size_t i = 0 ; i < rowdim ; ++i){
A.stend[i] = A.st[i+1];
}
}
template <class Field, class IndexT>
inline void sparse_init(const Field &F, Sparse<Field, SparseMatrix_t::CSR_ZO> &A, const IndexT *row, const IndexT *col,
typename Field::ConstElement_ptr dat, uint64_t rowdim, uint64_t coldim, uint64_t nnz) {
A.delayed = true;
A.m = rowdim;
A.n = coldim;
A.nnz = nnz;
A.nElements = nnz;
std::vector<uint64_t> rows(A.m, 0);
for (uint64_t i = 0; i < A.nnz; ++i)
rows[row[i]]++;
A.maxrow = *(std::max_element(rows.begin(), rows.end()));
A.col = fflas_new<index_t>(nnz, Alignment::CACHE_LINE);
A.st = fflas_new<index_t>(rowdim + 1, Alignment::CACHE_LINE);
for (size_t i = 0; i < nnz; ++i) {
A.col[i] = static_cast<index_t>(col[i]);
}
for (size_t i = 0; i <= rowdim; ++i) {
A.st[i] = 0;
}
for (size_t i = 0; i < nnz; ++i) {
A.st[row[i] + 1]++;
}
for (size_t i = 1; i <= rowdim; ++i) {
A.st[i] += A.st[i - 1];
}
}
}
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