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470 lines
16 KiB
C++
470 lines
16 KiB
C++
//
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// Copyright (c) 2000-2002
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// Joerg Walter, Mathias Koch
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// The authors gratefully acknowledge the support of
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// GeNeSys mbH & Co. KG in producing this work.
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//
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#include "bench2.hpp"
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template<class T, int N>
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struct bench_c_outer_prod {
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typedef T value_type;
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void operator () (int runs) const {
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try {
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static typename c_matrix_traits<T, N, N>::type m;
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static typename c_vector_traits<T, N>::type v1, v2;
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initialize_c_vector<T, N> () (v1);
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initialize_c_vector<T, N> () (v2);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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for (int j = 0; j < N; ++ j) {
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for (int k = 0; k < N; ++ k) {
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m [j] [k] = - v1 [j] * v2 [k];
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}
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}
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// sink_c_matrix<T, N, N> () (m);
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BOOST_UBLAS_NOT_USED(m);
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}
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footer<value_type> () (N * N, N * N, runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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};
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template<class M, class V, int N>
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struct bench_my_outer_prod {
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typedef typename M::value_type value_type;
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void operator () (int runs, safe_tag) const {
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try {
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static M m (N, N, N * N);
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static V v1 (N, N), v2 (N, N);
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initialize_vector (v1);
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initialize_vector (v2);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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m = - ublas::outer_prod (v1, v2);
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// sink_matrix (m);
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BOOST_UBLAS_NOT_USED(m);
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}
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footer<value_type> () (N * N, N * N, runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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void operator () (int runs, fast_tag) const {
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try {
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static M m (N, N, N * N);
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static V v1 (N, N), v2 (N, N);
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initialize_vector (v1);
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initialize_vector (v2);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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m.assign (- ublas::outer_prod (v1, v2));
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// sink_matrix (m);
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BOOST_UBLAS_NOT_USED(m);
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}
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footer<value_type> () (N * N, N * N, runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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};
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template<class M, class V, int N>
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struct bench_cpp_outer_prod {
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typedef typename M::value_type value_type;
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void operator () (int runs) const {
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try {
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static M m (N * N);
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static V v1 (N), v2 (N);
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initialize_vector (v1);
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initialize_vector (v2);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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for (int j = 0; j < N; ++ j) {
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for (int k = 0; k < N; ++ k) {
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m [N * j + k] = - v1 [j] * v2 [k];
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}
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}
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// sink_vector (m);
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}
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footer<value_type> () (N * N, N * N, runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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};
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template<class T, int N>
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struct bench_c_matrix_vector_prod {
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typedef T value_type;
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void operator () (int runs) const {
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try {
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static typename c_matrix_traits<T, N, N>::type m;
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static typename c_vector_traits<T, N>::type v1, v2;
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initialize_c_matrix<T, N, N> () (m);
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initialize_c_vector<T, N> () (v1);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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for (int j = 0; j < N; ++ j) {
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v2 [j] = 0;
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for (int k = 0; k < N; ++ k) {
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v2 [j] += m [j] [k] * v1 [k];
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}
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}
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// sink_c_vector<T, N> () (v2);
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}
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footer<value_type> () (N * N, N * (N - 1), runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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};
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template<class M, class V, int N>
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struct bench_my_matrix_vector_prod {
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typedef typename M::value_type value_type;
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void operator () (int runs, safe_tag) const {
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try {
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static M m (N, N, N * N);
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static V v1 (N, N), v2 (N, N);
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initialize_matrix (m);
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initialize_vector (v1);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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v2 = ublas::prod (m, v1);
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// sink_vector (v2);
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}
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footer<value_type> () (N * N, N * (N - 1), runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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void operator () (int runs, fast_tag) const {
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try {
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static M m (N, N, N * N);
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static V v1 (N, N), v2 (N, N);
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initialize_matrix (m);
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initialize_vector (v1);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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v2.assign (ublas::prod (m, v1));
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// sink_vector (v2);
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}
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footer<value_type> () (N * N, N * (N - 1), runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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};
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template<class M, class V, int N>
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struct bench_cpp_matrix_vector_prod {
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typedef typename M::value_type value_type;
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void operator () (int runs) const {
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try {
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static M m (N * N);
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static V v1 (N), v2 (N);
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initialize_vector (m);
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initialize_vector (v1);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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for (int j = 0; j < N; ++ j) {
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std::valarray<value_type> row (m [std::slice (N * j, N, 1)]);
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v2 [j] = (row * v1).sum ();
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}
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// sink_vector (v2);
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}
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footer<value_type> () (N * N, N * (N - 1), runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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};
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template<class T, int N>
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struct bench_c_matrix_add {
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typedef T value_type;
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void operator () (int runs) const {
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try {
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static typename c_matrix_traits<T, N, N>::type m1, m2, m3;
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initialize_c_matrix<T, N, N> () (m1);
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initialize_c_matrix<T, N, N> () (m2);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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for (int j = 0; j < N; ++ j) {
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for (int k = 0; k < N; ++ k) {
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m3 [j] [k] = - (m1 [j] [k] + m2 [j] [k]);
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}
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}
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// sink_c_matrix<T, N, N> () (m3);
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BOOST_UBLAS_NOT_USED(m3);
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}
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footer<value_type> () (0, 2 * N * N, runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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};
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template<class M, int N>
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struct bench_my_matrix_add {
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typedef typename M::value_type value_type;
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void operator () (int runs, safe_tag) const {
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try {
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static M m1 (N, N, N * N), m2 (N, N, N * N), m3 (N, N, N * N);
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initialize_matrix (m1);
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initialize_matrix (m2);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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m3 = - (m1 + m2);
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// sink_matrix (m3);
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}
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footer<value_type> () (0, 2 * N * N, runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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void operator () (int runs, fast_tag) const {
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try {
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static M m1 (N, N, N * N), m2 (N, N, N * N), m3 (N, N, N * N);
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initialize_matrix (m1);
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initialize_matrix (m2);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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m3.assign (- (m1 + m2));
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// sink_matrix (m3);
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}
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footer<value_type> () (0, 2 * N * N, runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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};
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template<class M, int N>
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struct bench_cpp_matrix_add {
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typedef typename M::value_type value_type;
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void operator () (int runs) const {
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try {
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static M m1 (N * N), m2 (N * N), m3 (N * N);
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initialize_vector (m1);
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initialize_vector (m2);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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m3 = - (m1 + m2);
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// sink_vector (m3);
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}
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footer<value_type> () (0, 2 * N * N, runs, t.elapsed ());
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}
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catch (std::exception &e) {
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std::cout << e.what () << std::endl;
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}
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}
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};
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// Benchmark O (n ^ 2)
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template<class T, int N>
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void bench_2<T, N>::operator () (int runs) {
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header ("bench_2");
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header ("outer_prod");
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header ("C array");
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bench_c_outer_prod<T, N> () (runs);
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#ifdef USE_SPARSE_MATRIX
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#ifdef USE_MAP_ARRAY
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header ("sparse_matrix<map_array>, sparse_vector<map_array> safe");
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bench_my_outer_prod<ublas::sparse_matrix<T, ublas::row_major, ublas::map_array<std::size_t, T> >,
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ublas::sparse_vector<T, ublas::map_array<std::size_t, T> >, N> () (runs, safe_tag ());
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header ("sparse_matrix<map_array>, sparse_vector<map_array> fast");
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bench_my_outer_prod<ublas::sparse_matrix<T, ublas::row_major, ublas::map_array<std::size_t, T> >,
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ublas::sparse_vector<T, ublas::map_array<std::size_t, T> >, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_STD_MAP
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header ("sparse_matrix<std::map>, sparse_vector<std::map> safe");
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bench_my_outer_prod<ublas::sparse_matrix<T, ublas::row_major, std::map<std::size_t, T> >,
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ublas::sparse_vector<T, std::map<std::size_t, T> >, N> () (runs, safe_tag ());
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header ("sparse_matrix<std::map>, sparse_vector<std::map> fast");
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bench_my_outer_prod<ublas::sparse_matrix<T, ublas::row_major, std::map<std::size_t, T> >,
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ublas::sparse_vector<T, std::map<std::size_t, T> >, N> () (runs, fast_tag ());
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#endif
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#endif
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#ifdef USE_COMPRESSED_MATRIX
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header ("compressed_matrix, compressed_vector safe");
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bench_my_outer_prod<ublas::compressed_matrix<T, ublas::row_major>,
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ublas::compressed_vector<T>, N> () (runs, safe_tag ());
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header ("compressed_matrix, compressed_vector fast");
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bench_my_outer_prod<ublas::compressed_matrix<T, ublas::row_major>,
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ublas::compressed_vector<T>, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_COORDINATE_MATRIX
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header ("coordinate_matrix, coordinate_vector safe");
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bench_my_outer_prod<ublas::coordinate_matrix<T, ublas::row_major>,
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ublas::coordinate_vector<T>, N> () (runs, safe_tag ());
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header ("coordinate_matrix, coordinate_vector fast");
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bench_my_outer_prod<ublas::coordinate_matrix<T, ublas::row_major>,
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ublas::coordinate_vector<T>, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_STD_VALARRAY
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header ("std::valarray");
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bench_cpp_outer_prod<std::valarray<T>, std::valarray<T>, N> () (runs);
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#endif
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header ("prod (matrix, vector)");
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header ("C array");
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bench_c_matrix_vector_prod<T, N> () (runs);
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#ifdef USE_SPARSE_MATRIX
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#ifdef USE_MAP_ARRAY
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header ("sparse_matrix<map_array>, sparse_vector<map_array> safe");
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bench_my_matrix_vector_prod<ublas::sparse_matrix<T, ublas::row_major, ublas::map_array<std::size_t, T> >,
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ublas::sparse_vector<T, ublas::map_array<std::size_t, T> >, N> () (runs, safe_tag ());
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header ("sparse_matrix<map_array>, sparse_vector<map_array> fast");
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bench_my_matrix_vector_prod<ublas::sparse_matrix<T, ublas::row_major, ublas::map_array<std::size_t, T> >,
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ublas::sparse_vector<T, ublas::map_array<std::size_t, T> >, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_STD_MAP
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header ("sparse_matrix<std::map>, sparse_vector<std::map> safe");
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bench_my_matrix_vector_prod<ublas::sparse_matrix<T, ublas::row_major, std::map<std::size_t, T> >,
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ublas::sparse_vector<T, std::map<std::size_t, T> >, N> () (runs, safe_tag ());
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header ("sparse_matrix<std::map>, sparse_vector<std::map> fast");
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bench_my_matrix_vector_prod<ublas::sparse_matrix<T, ublas::row_major, std::map<std::size_t, T> >,
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ublas::sparse_vector<T, std::map<std::size_t, T> >, N> () (runs, fast_tag ());
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#endif
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#endif
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#ifdef USE_COMPRESSED_MATRIX
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header ("compressed_matrix, compressed_vector safe");
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bench_my_matrix_vector_prod<ublas::compressed_matrix<T, ublas::row_major>,
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ublas::compressed_vector<T>, N> () (runs, safe_tag ());
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header ("compressed_matrix, compressed_vector fast");
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bench_my_matrix_vector_prod<ublas::compressed_matrix<T, ublas::row_major>,
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ublas::compressed_vector<T>, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_COORDINATE_MATRIX
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header ("coordinate_matrix, coordinate_vector safe");
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bench_my_matrix_vector_prod<ublas::coordinate_matrix<T, ublas::row_major>,
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ublas::coordinate_vector<T>, N> () (runs, safe_tag ());
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header ("coordinate_matrix, coordinate_vector fast");
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bench_my_matrix_vector_prod<ublas::coordinate_matrix<T, ublas::row_major>,
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ublas::coordinate_vector<T>, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_STD_VALARRAY
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header ("std::valarray");
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bench_cpp_matrix_vector_prod<std::valarray<T>, std::valarray<T>, N> () (runs);
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#endif
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header ("matrix + matrix");
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header ("C array");
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bench_c_matrix_add<T, N> () (runs);
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#ifdef USE_SPARSE_MATRIX
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#ifdef USE_MAP_ARRAY
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header ("sparse_matrix<map_array> safe");
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bench_my_matrix_add<ublas::sparse_matrix<T, ublas::row_major, ublas::map_array<std::size_t, T> >, N> () (runs, safe_tag ());
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header ("sparse_matrix<map_array> fast");
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bench_my_matrix_add<ublas::sparse_matrix<T, ublas::row_major, ublas::map_array<std::size_t, T> >, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_STD_MAP
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header ("sparse_matrix<std::map> safe");
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bench_my_matrix_add<ublas::sparse_matrix<T, ublas::row_major, std::map<std::size_t, T> >, N> () (runs, safe_tag ());
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header ("sparse_matrix<std::map> fast");
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bench_my_matrix_add<ublas::sparse_matrix<T, ublas::row_major, std::map<std::size_t, T> >, N> () (runs, fast_tag ());
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#endif
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#endif
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#ifdef USE_COMPRESSED_MATRIX
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header ("compressed_matrix safe");
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bench_my_matrix_add<ublas::compressed_matrix<T, ublas::row_major>, N> () (runs, safe_tag ());
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header ("compressed_matrix fast");
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bench_my_matrix_add<ublas::compressed_matrix<T, ublas::row_major>, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_COORDINATE_MATRIX
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header ("coordinate_matrix safe");
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bench_my_matrix_add<ublas::coordinate_matrix<T, ublas::row_major>, N> () (runs, safe_tag ());
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header ("coordinate_matrix fast");
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bench_my_matrix_add<ublas::coordinate_matrix<T, ublas::row_major>, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_STD_VALARRAY
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header ("std::valarray");
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bench_cpp_matrix_add<std::valarray<T>, N> () (runs);
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#endif
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}
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#ifdef USE_FLOAT
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template struct bench_2<float, 3>;
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template struct bench_2<float, 10>;
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template struct bench_2<float, 30>;
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template struct bench_2<float, 100>;
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#endif
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#ifdef USE_DOUBLE
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template struct bench_2<double, 3>;
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template struct bench_2<double, 10>;
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template struct bench_2<double, 30>;
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template struct bench_2<double, 100>;
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#endif
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#ifdef USE_STD_COMPLEX
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#ifdef USE_FLOAT
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template struct bench_2<std::complex<float>, 3>;
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template struct bench_2<std::complex<float>, 10>;
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template struct bench_2<std::complex<float>, 30>;
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template struct bench_2<std::complex<float>, 100>;
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#endif
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#ifdef USE_DOUBLE
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template struct bench_2<std::complex<double>, 3>;
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template struct bench_2<std::complex<double>, 10>;
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template struct bench_2<std::complex<double>, 30>;
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template struct bench_2<std::complex<double>, 100>;
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#endif
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#endif
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