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for generating input files for the Dieharder Random Number Test Suite
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// Copyright (c) 2000-2024, Heiko Bauke | ||
// All rights reserved. | ||
// | ||
// Redistribution and use in source and binary forms, with or without | ||
// modification, are permitted provided that the following conditions | ||
// are met: | ||
// | ||
// * Redistributions of source code must retain the above copyright | ||
// notice, this list of conditions and the following disclaimer. | ||
// | ||
// * Redistributions in binary form must reproduce the above | ||
// copyright notice, this list of conditions and the following | ||
// disclaimer in the documentation and/or other materials provided | ||
// with the distribution. | ||
// | ||
// * Neither the name of the copyright holder nor the names of its | ||
// contributors may be used to endorse or promote products derived | ||
// from this software without specific prior written permission. | ||
// | ||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | ||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | ||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | ||
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | ||
// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | ||
// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | ||
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | ||
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | ||
// OF THE POSSIBILITY OF SUCH DAMAGE. | ||
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#include <cstdlib> | ||
#include <iostream> | ||
#include <exception> | ||
#include <string> | ||
#include <sstream> | ||
#include <functional> | ||
#include <map> | ||
#include <ciso646> | ||
#include <trng/uniform01_dist.hpp> | ||
#include <trng/lcg64.hpp> | ||
#include <trng/lcg64_shift.hpp> | ||
#include <trng/lcg64_count_shift.hpp> | ||
#include <trng/mrg2.hpp> | ||
#include <trng/mrg3.hpp> | ||
#include <trng/mrg3s.hpp> | ||
#include <trng/mrg4.hpp> | ||
#include <trng/mrg5.hpp> | ||
#include <trng/mrg5s.hpp> | ||
#include <trng/yarn2.hpp> | ||
#include <trng/yarn3.hpp> | ||
#include <trng/yarn3s.hpp> | ||
#include <trng/yarn4.hpp> | ||
#include <trng/yarn5.hpp> | ||
#include <trng/yarn5s.hpp> | ||
#include "trng/mt19937.hpp" | ||
#include "trng/mt19937_64.hpp" | ||
#include "trng/count128_lcg_shift.hpp" | ||
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template<typename T> | ||
bool try_parse(const char *const str, T &res) { | ||
std::stringstream stream; | ||
stream << str; | ||
res = T{}; | ||
stream >> res; | ||
return stream.eof() and not stream.fail(); | ||
} | ||
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template<typename R> | ||
void generate(std::size_t samples, unsigned long seed) { | ||
R r; | ||
std::cout << "#==================================================================\n" | ||
<< "# generator " << r.name() << " seed = " << seed << "\n" | ||
<< "#==================================================================\n" | ||
<< "type: d\n" | ||
<< "count: " << samples << "\n" | ||
<< "numbit: " << trng::int_math::log2_ceil(r.max() - r.min()) << '\n'; | ||
for (std::size_t j{0}; j < samples; ++j) | ||
std::cout << r() - r.min() << '\n'; | ||
} | ||
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template<typename R> | ||
void add_generator( | ||
std::map<std::string, std::function<void(std::size_t, unsigned long)>> &func_map) { | ||
const R r; | ||
func_map[r.name()] = [&](std::size_t samples, unsigned long seed) { | ||
generate<R>(samples, seed); | ||
}; | ||
} | ||
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class command_line_argument_error : public std::runtime_error { | ||
using base = std::runtime_error; | ||
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public: | ||
using base::base; | ||
}; | ||
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int main(int argc, char *argv[]) { | ||
std::map<std::string, std::function<void(std::size_t, unsigned long)>> func_map; | ||
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add_generator<trng::lcg64>(func_map); | ||
add_generator<trng::lcg64_shift>(func_map); | ||
add_generator<trng::lcg64_count_shift>(func_map); | ||
add_generator<trng::mrg2>(func_map); | ||
add_generator<trng::mrg3>(func_map); | ||
add_generator<trng::mrg3s>(func_map); | ||
add_generator<trng::mrg4>(func_map); | ||
add_generator<trng::mrg5>(func_map); | ||
add_generator<trng::mrg5s>(func_map); | ||
add_generator<trng::yarn2>(func_map); | ||
add_generator<trng::yarn3>(func_map); | ||
add_generator<trng::yarn3s>(func_map); | ||
add_generator<trng::yarn4>(func_map); | ||
add_generator<trng::yarn5>(func_map); | ||
add_generator<trng::yarn5s>(func_map); | ||
add_generator<trng::mt19937>(func_map); | ||
add_generator<trng::mt19937_64>(func_map); | ||
add_generator<trng::count128_lcg_shift>(func_map); | ||
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try { | ||
if (argc != 3 and argc != 4) | ||
throw command_line_argument_error("wrong number of arguments"); | ||
const auto generate_iter{func_map.find(argv[1])}; | ||
if (generate_iter == func_map.end()) | ||
throw command_line_argument_error("unknown generator"); | ||
std::size_t samples{0}; | ||
if (not try_parse(argv[2], samples)) | ||
throw command_line_argument_error("illegal number of samples"); | ||
unsigned long seed{0}; | ||
if (argc == 4 and not try_parse(argv[3], seed)) | ||
throw command_line_argument_error("illegal seed value"); | ||
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(generate_iter->second)(samples, seed); | ||
} catch (const command_line_argument_error &ex) { | ||
std::cerr | ||
<< "error: " << ex.what() << "\n\n" | ||
<< "Create an input file for the Dieharder Random Number Test Suite that can be\n" | ||
<< "used as input for generator \"202\", see Dieharder documentation for details.\n\n" | ||
<< "- https://webhome.phy.duke.edu/~rgb/General/dieharder.php\n" | ||
<< "- https://github.com/eddelbuettel/dieharder\n\n" | ||
<< "Usage :\n" | ||
<< argv[0] << " [PRNG] [number of samples] [seed]\n\n" | ||
<< "List of possible PRNGs:\n"; | ||
for (auto i{func_map.begin()}; i != func_map.end(); ++i) | ||
std::cerr << " " << i->first << '\n'; | ||
} | ||
return EXIT_SUCCESS; | ||
} |