ceph/src/boost/libs/math/reporting/performance/test_js.cpp

   1 //  Copyright John Maddock 2015.
   2 //  Use, modification and distribution are subject to the
   3 //  Boost Software License, Version 1.0. (See accompanying file
   4 //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #ifdef _MSC_VER
   7 #  pragma warning (disable : 4224)
   8 #endif
   9
  10 #include <boost/math/special_functions/bessel.hpp>
  11 #include <boost/array.hpp>
  12 #include <boost/lexical_cast.hpp>
  13 #include "../../test/table_type.hpp"
  14 #include "table_helper.hpp"
  15 #include "performance.hpp"
  16 #include <iostream>
  17
  18 typedef double T;
  19 #define SC_(x) static_cast<double>(x)
  20
  21 int main()
  22 {
  23 #include "sph_bessel_data.ipp"
  24
  25    add_data(sph_bessel_data);
  26
  27    unsigned data_total = data.size();
  28
  29    screen_data([](const std::vector<double>& v){  return boost::math::sph_bessel(static_cast<int>(v[0]), v[1]);  }, [](const std::vector<double>& v){ return v[2];  });
  30
  31 #if defined(TEST_LIBSTDCXX) && !defined(COMPILER_COMPARISON_TABLES)
  32    screen_data([](const std::vector<double>& v){  return std::tr1::sph_bessel(static_cast<int>(v[0]), v[1]);  }, [](const std::vector<double>& v){ return v[2];  });
  33 #endif
  34 #if defined(TEST_GSL) && !defined(COMPILER_COMPARISON_TABLES)
  35    screen_data([](const std::vector<double>& v){  return gsl_sf_bessel_jl(static_cast<int>(v[0]), v[1]);  }, [](const std::vector<double>& v){ return v[2];  });
  36 #endif
  37
  38    unsigned data_used = data.size();
  39    std::string function = "sph_bessel[br](" + boost::lexical_cast<std::string>(data_used) + "/" + boost::lexical_cast<std::string>(data_total) + " tests selected)";
  40    std::string function_short = "sph_bessel";
  41
  42    double time;
  43
  44    time = exec_timed_test([](const std::vector<double>& v){  return boost::math::sph_bessel(static_cast<int>(v[0]), v[1]);  });
  45    std::cout << time << std::endl;
  46 #if !defined(COMPILER_COMPARISON_TABLES) && (defined(TEST_GSL) || defined(TEST_RMATH) || defined(TEST_LIBSTDCXX))
  47    report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, boost_name());
  48 #endif
  49    report_execution_time(time, std::string("Compiler Comparison on ") + std::string(platform_name()), function_short, compiler_name() + std::string("[br]") + boost_name());
  50    //
  51    // Boost again, but with promotion to long double turned off:
  52    //
  53 #if !defined(COMPILER_COMPARISON_TABLES)
  54    if(sizeof(long double) != sizeof(double))
  55    {
  56       time = exec_timed_test([](const std::vector<double>& v){  return boost::math::sph_bessel(static_cast<int>(v[0]), v[1], boost::math::policies::make_policy(boost::math::policies::promote_double<false>()));  });
  57       std::cout << time << std::endl;
  58 #if !defined(COMPILER_COMPARISON_TABLES) && (defined(TEST_GSL) || defined(TEST_RMATH) || defined(TEST_LIBSTDCXX))
  59       report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, boost_name() + "[br]promote_double<false>");
  60 #endif
  61       report_execution_time(time, std::string("Compiler Comparison on ") + std::string(platform_name()), function_short, compiler_name() + std::string("[br]") + boost_name() + "[br]promote_double<false>");
  62    }
  63 #endif
  64
  65
  66 #if defined(TEST_LIBSTDCXX) && !defined(COMPILER_COMPARISON_TABLES)
  67    time = exec_timed_test([](const std::vector<double>& v){  return std::tr1::sph_bessel(static_cast<int>(v[0]), v[1]);  });
  68    std::cout << time << std::endl;
  69    report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, "tr1/cmath");
  70 #endif
  71 #if defined(TEST_GSL) && !defined(COMPILER_COMPARISON_TABLES)
  72    time = exec_timed_test([](const std::vector<double>& v){  return gsl_sf_bessel_jl(static_cast<int>(v[0]), v[1]);  });
  73    std::cout << time << std::endl;
  74    report_execution_time(time, std::string("Library Comparison with ") + std::string(compiler_name()) + std::string(" on ") + platform_name(), function, "GSL " GSL_VERSION);
  75 #endif
  76
  77
  78    return 0;
  79 }
  80