mirror of
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136 lines
3.4 KiB
C++
136 lines
3.4 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 <boost/numeric/interval.hpp>
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#include <boost/numeric/interval/io.hpp>
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#include "../bench1/bench1.hpp"
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void header (std::string text) {
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std::cout << text << std::endl;
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}
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template<class T>
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struct peak_c_plus {
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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 T s (0);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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s += T (0);
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// sink_scalar (s);
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}
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footer<value_type> () (0, 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>
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struct peak_c_multiplies {
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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 T s (1);
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boost::timer t;
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for (int i = 0; i < runs; ++ i) {
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s *= T (1);
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// sink_scalar (s);
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}
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footer<value_type> () (0, 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>
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void peak<T>::operator () (int runs) {
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header ("peak");
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header ("plus");
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peak_c_plus<T> () (runs);
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header ("multiplies");
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peak_c_multiplies<T> () (runs);
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}
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template struct peak<boost::numeric::interval<float> >;
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template struct peak<boost::numeric::interval<double> >;
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#ifdef USE_BOOST_COMPLEX
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template struct peak<boost::complex<boost::numeric::interval<float> > >;
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template struct peak<boost::complex<boost::numeric::interval<double> > >;
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#endif
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template <typename scalar>
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void do_bench (std::string type_string, int scale)
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{
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header (type_string);
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peak<scalar> () (1000000 * scale);
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header (type_string + ", 3");
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bench_1<scalar, 3> () (1000000 * scale);
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bench_2<scalar, 3> () (300000 * scale);
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bench_3<scalar, 3> () (100000 * scale);
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header (type_string + ", 10");
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bench_1<scalar, 10> () (300000 * scale);
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bench_2<scalar, 10> () (30000 * scale);
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bench_3<scalar, 10> () (3000 * scale);
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header (type_string + ", 30");
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bench_1<scalar, 30> () (100000 * scale);
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bench_2<scalar, 30> () (3000 * scale);
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bench_3<scalar, 30> () (100 * scale);
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header (type_string + ", 100");
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bench_1<scalar, 100> () (30000 * scale);
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bench_2<scalar, 100> () (300 * scale);
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bench_3<scalar, 100> () (3 * scale);
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}
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int main (int argc, char *argv []) {
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int scale = 1;
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if (argc > 1)
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scale = std::atoi (argv [1]);
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#ifdef USE_FLOAT
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do_bench<boost::numeric::interval<float> > ("boost::numeric::interval<FLOAT>", scale);
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#endif
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#ifdef USE_DOUBLE
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do_bench<boost::numeric::interval<double> > ("boost::numeric::interval<DOUBLE>", scale);
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#endif
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#ifdef USE_STD_COMPLEX
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#ifdef USE_FLOAT
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do_bench<std::complex<boost::numeric::interval<float> > > ("boost::numeric::interval<COMPLEX<FLOAT>>", scale);
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#endif
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#ifdef USE_DOUBLE
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do_bench<std::complex<doublboost::numeric::interval<double> > > ("boost::numeric::interval<COMPLEX<DOUBLE>>", scale);
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#endif
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#endif
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return 0;
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}
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