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06064300f9
Restrict library comparisons to tests where we actually have another lib to test. Improve Jamfile.
79 lines
2.9 KiB
C++
79 lines
2.9 KiB
C++
// Copyright John Maddock 2015.
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#ifdef _MSC_VER
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# pragma warning (disable : 4224)
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#endif
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#include <boost/math/special_functions/beta.hpp>
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#include <boost/array.hpp>
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#include <boost/lexical_cast.hpp>
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#include "../../test/table_type.hpp"
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#include "table_helper.hpp"
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#include "performance.hpp"
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#include <iostream>
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typedef double T;
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#define SC_(x) static_cast<double>(x)
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int main()
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{
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#if !defined(COMPILER_COMPARISON_TABLES) && !defined(TEST_GSL)
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// we have nothing to compare against, just bail out:
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return 0;
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#endif
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# include "ibeta_small_data.ipp"
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# include "ibeta_data.ipp"
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# include "ibeta_large_data.ipp"
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# include "ibeta_int_data.ipp"
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add_data(ibeta_small_data);
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add_data(ibeta_data);
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add_data(ibeta_large_data);
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add_data(ibeta_int_data);
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unsigned data_total = data.size();
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std::cout << "Screening boost data:\n";
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screen_data([](const std::vector<double>& v){ return boost::math::ibeta(v[0], v[1], v[2]); }, [](const std::vector<double>& v){ return v[5]; });
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#if defined(TEST_GSL) && !defined(COMPILER_COMPARISON_TABLES)
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std::cout << "Screening gsl data:\n";
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screen_data([](const std::vector<double>& v){ return gsl_sf_beta_inc(v[0], v[1], v[2]); }, [](const std::vector<double>& v){ return v[5]; });
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#endif
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unsigned data_used = data.size();
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std::string function = "beta (incomplete)[br](" + boost::lexical_cast<std::string>(data_used) + "/" + boost::lexical_cast<std::string>(data_total) + " tests selected)";
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double time;
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time = exec_timed_test([](const std::vector<double>& v){ return boost::math::beta(v[0], v[1], v[2]); });
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std::cout << time << std::endl;
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report_execution_time(time, std::string("Library Comparison with ") + std::string(BOOST_COMPILER) + std::string(" on ") + BOOST_PLATFORM, function, "Boost");
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//
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// Boost again, but with promotion to long double turned off:
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//
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#if !defined(COMPILER_COMPARISON_TABLES)
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if(sizeof(long double) != sizeof(double))
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{
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time = exec_timed_test([](const std::vector<double>& v){ return boost::math::beta(v[0], v[1], v[2], boost::math::policies::make_policy(boost::math::policies::promote_double<false>())); });
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std::cout << time << std::endl;
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report_execution_time(time, std::string("Library Comparison with ") + std::string(BOOST_COMPILER) + std::string(" on ") + BOOST_PLATFORM, function, "Boost[br](no internal promotion to long double)");
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}
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#endif
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#if defined(TEST_GSL) && !defined(COMPILER_COMPARISON_TABLES)
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time = exec_timed_test([](const std::vector<double>& v){ return gsl_sf_beta_inc(v[0], v[1], v[2]); });
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std::cout << time << std::endl;
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report_execution_time(time, std::string("Library Comparison with ") + std::string(BOOST_COMPILER) + std::string(" on ") + BOOST_PLATFORM, function, "gsl");
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#endif
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return 0;
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}
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