//---------------------------------------------------------------------------// // Copyright (c) 2014 Roshan // // Distributed under the Boost Software License, Version 1.0 // See accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt // // See http://boostorg.github.com/compute for more information. //---------------------------------------------------------------------------// #include #include #include #include #include "perf.hpp" int rand_int() { return static_cast((rand() / double(RAND_MAX)) * 25.0); } int main(int argc, char *argv[]) { perf_parse_args(argc, argv); std::cout << "size: " << PERF_N << std::endl; // create vector of random numbers on the host std::vector host_vector(PERF_N); std::generate(host_vector.begin(), host_vector.end(), rand_int); int pattern[] = {2, 6, 6, 7, 8, 4}; perf_timer t; for(size_t trial = 0; trial < PERF_TRIALS; trial++){ t.start(); std::find_end(host_vector.begin(), host_vector.end(), pattern, pattern + 6); t.stop(); } std::cout << "time: " << t.min_time() / 1e6 << " ms" << std::endl; return 0; }