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502 lines
18 KiB
C++
502 lines
18 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 "bench3.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);
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ublas::matrix_range<M> mr (m, ublas::range (0, N), ublas::range (0, N));
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static V v1 (N), v2 (N);
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ublas::vector_range<V> vr1 (v1, ublas::range (0, N)),
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vr2 (v2, ublas::range (0, N));
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initialize_vector (vr1);
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initialize_vector (vr2);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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mr = - ublas::outer_prod (vr1, vr2);
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// sink_matrix (mr);
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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);
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ublas::matrix_range<M> mr (m, ublas::range (0, N), ublas::range (0, N));
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static V v1 (N), v2 (N);
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ublas::vector_range<V> vr1 (v1, ublas::range (0, N)),
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vr2 (v2, ublas::range (0, N));
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initialize_vector (vr1);
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initialize_vector (vr2);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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mr.assign (- ublas::outer_prod (vr1, vr2));
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// sink_matrix (mr);
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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);
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ublas::matrix_range<M> mr (m, ublas::range (0, N), ublas::range (0, N));
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static V v1 (N), v2 (N);
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ublas::vector_range<V> vr1 (v1, ublas::range (0, N)),
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vr2 (v2, ublas::range (0, N));
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initialize_matrix (mr);
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initialize_vector (vr1);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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vr2 = ublas::prod (mr, vr1);
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// sink_vector (vr2);
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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);
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ublas::matrix_range<M> mr (m, ublas::range (0, N), ublas::range (0, N));
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static V v1 (N), v2 (N);
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ublas::vector_range<V> vr1 (v1, ublas::range (0, N)),
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vr2 (v2, ublas::range (0, N));
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initialize_matrix (mr);
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initialize_vector (vr1);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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vr2.assign (ublas::prod (mr, vr1));
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// sink_vector (vr2);
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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), m2 (N, N), m3 (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), m2 (N, N), m3 (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_C_ARRAY
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header ("c_matrix, c_vector safe");
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bench_my_outer_prod<ublas::c_matrix<T, N, N>,
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ublas::c_vector<T, N>, N> () (runs, safe_tag ());
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header ("c_matrix, c_vector fast");
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bench_my_outer_prod<ublas::c_matrix<T, N, N>,
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ublas::c_vector<T, N>, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_BOUNDED_ARRAY
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header ("matrix<bounded_array>, vector<bounded_array> safe");
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bench_my_outer_prod<ublas::matrix<T, ublas::row_major, ublas::bounded_array<T, N * N> >,
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ublas::vector<T, ublas::bounded_array<T, N> >, N> () (runs, safe_tag ());
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header ("matrix<bounded_array>, vector<bounded_array> fast");
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bench_my_outer_prod<ublas::matrix<T, ublas::row_major, ublas::bounded_array<T, N * N> >,
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ublas::vector<T, ublas::bounded_array<T, N> >, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_UNBOUNDED_ARRAY
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header ("matrix<unbounded_array>, vector<unbounded_array> safe");
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bench_my_outer_prod<ublas::matrix<T, ublas::row_major, ublas::unbounded_array<T> >,
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ublas::vector<T, ublas::unbounded_array<T> >, N> () (runs, safe_tag ());
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header ("matrix<unbounded_array>, vector<unbounded_array> fast");
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bench_my_outer_prod<ublas::matrix<T, ublas::row_major, ublas::unbounded_array<T> >,
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ublas::vector<T, ublas::unbounded_array<T> >, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_STD_VALARRAY
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header ("matrix<std::valarray>, vector<std::valarray> safe");
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bench_my_outer_prod<ublas::matrix<T, ublas::row_major, std::valarray<T> >,
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ublas::vector<T, std::valarray<T> >, N> () (runs, safe_tag ());
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header ("matrix<std::valarray>, vector<std::valarray> fast");
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bench_my_outer_prod<ublas::matrix<T, ublas::row_major, std::valarray<T> >,
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ublas::vector<T, std::valarray<T> >, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_STD_VECTOR
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header ("matrix<std::vector>, vector<std::vector> safe");
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bench_my_outer_prod<ublas::matrix<T, ublas::row_major, std::vector<T> >,
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ublas::vector<T, std::vector<T> >, N> () (runs, safe_tag ());
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header ("matrix<std::vector>, vector<std::vector> fast");
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bench_my_outer_prod<ublas::matrix<T, ublas::row_major, std::vector<T> >,
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ublas::vector<T, std::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_C_ARRAY
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header ("c_matrix, c_vector safe");
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bench_my_matrix_vector_prod<ublas::c_matrix<T, N, N>,
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ublas::c_vector<T, N>, N> () (runs, safe_tag ());
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header ("c_matrix, c_vector fast");
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bench_my_matrix_vector_prod<ublas::c_matrix<T, N, N>,
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ublas::c_vector<T, N>, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_BOUNDED_ARRAY
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header ("matrix<bounded_array>, vector<bounded_array> safe");
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bench_my_matrix_vector_prod<ublas::matrix<T, ublas::row_major, ublas::bounded_array<T, N * N> >,
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ublas::vector<T, ublas::bounded_array<T, N> >, N> () (runs, safe_tag ());
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header ("matrix<bounded_array>, vector<bounded_array> fast");
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bench_my_matrix_vector_prod<ublas::matrix<T, ublas::row_major, ublas::bounded_array<T, N * N> >,
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ublas::vector<T, ublas::bounded_array<T, N> >, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_UNBOUNDED_ARRAY
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header ("matrix<unbounded_array>, vector<unbounded_array> safe");
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bench_my_matrix_vector_prod<ublas::matrix<T, ublas::row_major, ublas::unbounded_array<T> >,
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ublas::vector<T, ublas::unbounded_array<T> >, N> () (runs, safe_tag ());
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header ("matrix<unbounded_array>, vector<unbounded_array> fast");
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bench_my_matrix_vector_prod<ublas::matrix<T, ublas::row_major, ublas::unbounded_array<T> >,
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ublas::vector<T, ublas::unbounded_array<T> >, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_STD_VALARRAY
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header ("matrix<std::valarray>, vector<std::valarray> safe");
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bench_my_matrix_vector_prod<ublas::matrix<T, ublas::row_major, std::valarray<T> >,
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ublas::vector<T, std::valarray<T> >, N> () (runs, safe_tag ());
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header ("matrix<std::valarray>, vector<std::valarray> fast");
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bench_my_matrix_vector_prod<ublas::matrix<T, ublas::row_major, std::valarray<T> >,
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ublas::vector<T, std::valarray<T> >, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_STD_VECTOR
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header ("matrix<std::vector>, vector<std::vector> safe");
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bench_my_matrix_vector_prod<ublas::matrix<T, ublas::row_major, std::vector<T> >,
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ublas::vector<T, std::vector<T> >, N> () (runs, safe_tag ());
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header ("matrix<std::vector>, vector<std::vector> fast");
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bench_my_matrix_vector_prod<ublas::matrix<T, ublas::row_major, std::vector<T> >,
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ublas::vector<T, std::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_C_ARRAY
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header ("c_matrix safe");
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bench_my_matrix_add<ublas::c_matrix<T, N, N>, N> () (runs, safe_tag ());
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header ("c_matrix fast");
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bench_my_matrix_add<ublas::c_matrix<T, N, N>, N> () (runs, fast_tag ());
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#endif
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#ifdef USE_BOUNDED_ARRAY
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header ("matrix<bounded_array> safe");
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bench_my_matrix_add<ublas::matrix<T, ublas::row_major, ublas::bounded_array<T, N * N> >, N> () (runs, safe_tag ());
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|
|
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header ("matrix<bounded_array> fast");
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bench_my_matrix_add<ublas::matrix<T, ublas::row_major, ublas::bounded_array<T, N * N> >, N> () (runs, fast_tag ());
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#endif
|
|
|
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#ifdef USE_UNBOUNDED_ARRAY
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header ("matrix<unbounded_array> safe");
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bench_my_matrix_add<ublas::matrix<T, ublas::row_major, ublas::unbounded_array<T> >, N> () (runs, safe_tag ());
|
|
|
|
header ("matrix<unbounded_array> fast");
|
|
bench_my_matrix_add<ublas::matrix<T, ublas::row_major, ublas::unbounded_array<T> >, N> () (runs, fast_tag ());
|
|
#endif
|
|
|
|
#ifdef USE_STD_VALARRAY
|
|
header ("matrix<std::valarray> safe");
|
|
bench_my_matrix_add<ublas::matrix<T, ublas::row_major, std::valarray<T> >, N> () (runs, safe_tag ());
|
|
|
|
header ("matrix<std::valarray> fast");
|
|
bench_my_matrix_add<ublas::matrix<T, ublas::row_major, std::valarray<T> >, N> () (runs, fast_tag ());
|
|
#endif
|
|
|
|
#ifdef USE_STD_VECTOR
|
|
header ("matrix<std::vector> safe");
|
|
bench_my_matrix_add<ublas::matrix<T, ublas::row_major, std::vector<T> >, N> () (runs, safe_tag ());
|
|
|
|
header ("matrix<std::vector> fast");
|
|
bench_my_matrix_add<ublas::matrix<T, ublas::row_major, std::vector<T> >, N> () (runs, fast_tag ());
|
|
#endif
|
|
|
|
#ifdef USE_STD_VALARRAY
|
|
header ("std::valarray");
|
|
bench_cpp_matrix_add<std::valarray<T>, N> () (runs);
|
|
#endif
|
|
}
|
|
|
|
#ifdef USE_FLOAT
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|
template struct bench_2<float, 3>;
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|
template struct bench_2<float, 10>;
|
|
template struct bench_2<float, 30>;
|
|
template struct bench_2<float, 100>;
|
|
#endif
|
|
|
|
#ifdef USE_DOUBLE
|
|
template struct bench_2<double, 3>;
|
|
template struct bench_2<double, 10>;
|
|
template struct bench_2<double, 30>;
|
|
template struct bench_2<double, 100>;
|
|
#endif
|
|
|
|
#ifdef USE_STD_COMPLEX
|
|
#ifdef USE_FLOAT
|
|
template struct bench_2<std::complex<float>, 3>;
|
|
template struct bench_2<std::complex<float>, 10>;
|
|
template struct bench_2<std::complex<float>, 30>;
|
|
template struct bench_2<std::complex<float>, 100>;
|
|
#endif
|
|
|
|
#ifdef USE_DOUBLE
|
|
template struct bench_2<std::complex<double>, 3>;
|
|
template struct bench_2<std::complex<double>, 10>;
|
|
template struct bench_2<std::complex<double>, 30>;
|
|
template struct bench_2<std::complex<double>, 100>;
|
|
#endif
|
|
#endif
|