townforge/container
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
cc
container/bench/bench_set.hpp

486 lines
18 KiB
C++
Raw Permalink Blame History

//////////////////////////////////////////////////////////////////////////////
//
// (C) Copyright Ion Gaztanaga 2013-2014. 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://www.boost.org/libs/container for documentation.
//
//////////////////////////////////////////////////////////////////////////////
#ifndef BOOST_CONTAINER_BENCH_BENCH_SET_HPP
#define BOOST_CONTAINER_BENCH_BENCH_SET_HPP
#include <iostream>
#include <boost/timer/timer.hpp>
#include <algorithm> //sort
#include <exception>
#include <sstream>
#include <iomanip>
#include <boost/container/vector.hpp>
#include <boost/container/string.hpp>
using boost::timer::cpu_timer;
using boost::timer::cpu_times;
using boost::timer::nanosecond_type;
#define SIMPLE_IT
#ifdef SIMPLE_IT
static const std::size_t NIter = 3;
#else
#ifdef NDEBUG
static const std::size_t NIter = 250;
#else
static const std::size_t NIter = 25;
#endif
#endif
static const std::size_t NElements = 1000;
void compare_times(cpu_times time_numerator, cpu_times time_denominator){
std::cout << ((double)time_numerator.wall/(double)time_denominator.wall) << std::endl;
std::cout << "----------------------------------------------" << '\n' << std::endl;
}
template< class RandomIt >
void random_shuffle( RandomIt first, RandomIt last )
{
typedef typename boost::container::iterator_traits<RandomIt>::difference_type difference_type;
difference_type n = last - first;
for (difference_type i = n-1; i > 0; --i) {
difference_type j = std::rand() % (i+1);
if(j != i) {
boost::adl_move_swap(first[i], first[j]);
}
}
}
boost::container::vector<int> sorted_unique_range_int;
boost::container::vector<int> sorted_range_int;
boost::container::vector<int> random_unique_range_int;
boost::container::vector<int> random_range_int;
void fill_range_ints()
{
//sorted_unique_range_int
sorted_unique_range_int.resize(NElements);
for(std::size_t i = 0, max = sorted_unique_range_int.size(); i != max; ++i){
sorted_unique_range_int[i] = static_cast<int>(i);
}
//sorted_range_int
sorted_range_int = sorted_unique_range_int;
sorted_range_int.insert(sorted_range_int.end(), sorted_unique_range_int.begin(), sorted_unique_range_int.end());
std::sort(sorted_range_int.begin(), sorted_range_int.end());
//random_range_int
std::srand(0);
random_range_int.assign(sorted_range_int.begin(), sorted_range_int.end());
::random_shuffle(random_range_int.begin(), random_range_int.end());
//random_unique_range_int
std::srand(0);
random_unique_range_int.assign(sorted_unique_range_int.begin(), sorted_unique_range_int.end());
::random_shuffle(random_unique_range_int.begin(), random_unique_range_int.end());
}
boost::container::vector<boost::container::string> sorted_unique_range_string;
boost::container::vector<boost::container::string> sorted_range_string;
boost::container::vector<boost::container::string> random_unique_range_string;
boost::container::vector<boost::container::string> random_range_string;
void fill_range_strings()
{
boost::container::string model_s;
model_s.append(sizeof(boost::container::string), '*');
//sorted_unique_range_int
sorted_unique_range_string.resize(NElements);
std::stringstream sstr;
for(std::size_t i = 0, max = sorted_unique_range_string.size(); i != max; ++i){
sstr.str(std::string());
sstr << std::setfill('0') << std::setw(10) << i;
sorted_unique_range_string[i] = model_s;
const std::string &s = sstr.str();
sorted_unique_range_string[i].append(s.begin(), s.end());
}
//sorted_range_string
sorted_range_string = sorted_unique_range_string;
sorted_range_string.insert(sorted_range_string.end(), sorted_unique_range_string.begin(), sorted_unique_range_string.end());
std::sort(sorted_range_string.begin(), sorted_range_string.end());
//random_range_string
std::srand(0);
random_range_string.assign(sorted_range_string.begin(), sorted_range_string.end());
::random_shuffle(random_range_string.begin(), random_range_string.end());
//random_unique_range_string
std::srand(0);
random_unique_range_string.assign(sorted_unique_range_string.begin(), sorted_unique_range_string.end());
::random_shuffle(random_unique_range_string.begin(), random_unique_range_string.end());
}
template<class T>
struct range_provider;
template<>
struct range_provider<int>
{
typedef boost::container::vector<int> type;
static type &sorted_unique()
{ return sorted_unique_range_int; }
static type &sorted()
{ return sorted_range_int; }
static type &random_unique()
{ return random_unique_range_int; }
static type &random()
{ return random_range_int; }
};
template<>
struct range_provider<boost::container::string>
{
typedef boost::container::vector<boost::container::string> type;
static type &sorted_unique()
{ return sorted_unique_range_string; }
static type &sorted()
{ return sorted_range_string; }
static type &random_unique()
{ return random_unique_range_string; }
static type &random()
{ return random_range_string; }
};
template<typename C>
cpu_times copy_destroy_time(boost::container::vector<typename C::value_type> &unique_range)
{
cpu_timer copy_timer, assign_timer, destroy_timer;
cpu_timer total_time;
for(std::size_t i = 0; i != NIter; ++i){
{
C c(unique_range.begin(), unique_range.end());
total_time.resume();
copy_timer.resume();
C caux(c);
copy_timer.stop();
assign_timer.resume();
c = caux;
assign_timer.stop();
destroy_timer.resume();
}
destroy_timer.stop();
total_time.stop();
}
total_time.stop();
std::cout << " Copy sorted range " << boost::timer::format(copy_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Assign sorted range " << boost::timer::format(assign_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Destroy " << boost::timer::format(destroy_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Total time = " << boost::timer::format(total_time.elapsed(), boost::timer::default_places, "%ws\n") << std::endl;
return total_time.elapsed();
}
template<typename C>
cpu_times construct_time( boost::container::vector<typename C::value_type> &unique_range
, boost::container::vector<typename C::value_type> &range
, const char *RangeType)
{
cpu_timer sur_timer, sr_timer;
cpu_timer total_time;
for(std::size_t i = 0; i != NIter; ++i){
{
sur_timer.resume();
total_time.resume();
C c(unique_range.begin(), unique_range.end());
sur_timer.stop();
total_time.stop();
}
{
total_time.resume();
sr_timer.resume();
C c(range.begin(), range.end());
sr_timer.stop();
total_time.stop();
}
}
std::cout << " Construct " << RangeType << " unique_range " << boost::timer::format(sur_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Construct " << RangeType << " range " << boost::timer::format(sr_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Total time = " << boost::timer::format(total_time.elapsed(), boost::timer::default_places, "%ws\n") << std::endl;
return total_time.elapsed();
}
template<typename C>
cpu_times insert_time( boost::container::vector<typename C::value_type> &unique_range
, boost::container::vector<typename C::value_type> &range
, const char *RangeType)
{
cpu_timer ur_timer,r_timer;
ur_timer.stop();r_timer.stop();
cpu_timer total_time;
total_time.resume();
for(std::size_t i = 0; i != NIter; ++i){
{
total_time.resume();
ur_timer.resume();
C c;
c.insert(unique_range.begin(), unique_range.end());
ur_timer.stop();
total_time.stop();
}
{
total_time.resume();
r_timer.resume();
C c;
c.insert(range.begin(), range.end());
r_timer.stop();
total_time.stop();
}
}
std::cout << " Insert " << RangeType << " unique_range " << boost::timer::format(ur_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Insert " << RangeType << " range " << boost::timer::format(r_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Total time = " << boost::timer::format(total_time.elapsed(), boost::timer::default_places, "%ws\n") << std::endl;
return total_time.elapsed();
}
template<typename Iterator>
bool check_not_end(boost::container::vector<Iterator> &iterators, Iterator itend, std::size_t number_of_ends = 0)
{
std::size_t end_count = 0;
for(std::size_t i = 0, max = iterators.size(); i != max; ++i){
if(iterators[i] == itend && (++end_count > number_of_ends) )
return false;
}
return true;
}
template<typename Iterator>
bool check_all_not_empty(boost::container::vector< std::pair<Iterator, Iterator > > &iterator_pairs)
{
for(std::size_t i = 0, max = iterator_pairs.size(); i != max; ++i){
if(iterator_pairs[i].first == iterator_pairs[i].second)
return false;
}
return true;
}
template<typename C>
cpu_times search_time(boost::container::vector<typename C::value_type> &unique_range, const char *RangeType)
{
cpu_timer find_timer, lower_timer, upper_timer, equal_range_timer, count_timer;
C c(unique_range.begin(), unique_range.end());
cpu_timer total_time;
total_time.resume();
boost::container::vector<typename C::iterator> v_it(NElements);
boost::container::vector< std::pair<typename C::iterator, typename C::iterator> > v_itp(NElements);
for(std::size_t i = 0; i != NIter; ++i){
//Find
{
find_timer.resume();
for(std::size_t rep = 0; rep != 2; ++rep)
for(std::size_t j = 0, max = unique_range.size(); j != max; ++j){
v_it[j] = c.find(unique_range[j]);
}
find_timer.stop();
if(!check_not_end(v_it, c.end())){
std::cout << "ERROR! find all elements not found" << std::endl;
}
}
//Lower
{
lower_timer.resume();
for(std::size_t rep = 0; rep != 2; ++rep)
for(std::size_t j = 0, max = unique_range.size(); j != max; ++j){
v_it[j] = c.lower_bound(unique_range[j]);
}
lower_timer.stop();
if(!check_not_end(v_it, c.end())){
std::cout << "ERROR! lower_bound all elements not found" << std::endl;
}
}
//Upper
{
upper_timer.resume();
for(std::size_t rep = 0; rep != 2; ++rep)
for(std::size_t j = 0, max = unique_range.size(); j != max; ++j){
v_it[j] = c.upper_bound(unique_range[j]);
}
upper_timer.stop();
if(!check_not_end(v_it, c.end(), 1u)){
std::cout << "ERROR! upper_bound all elements not found" << std::endl;
}
}
//Equal
{
equal_range_timer.resume();
for(std::size_t rep = 0; rep != 2; ++rep)
for(std::size_t j = 0, max = unique_range.size(); j != max; ++j){
v_itp[j] = c.equal_range(unique_range[j]);
}
equal_range_timer.stop();
if(!check_all_not_empty(v_itp)){
std::cout << "ERROR! equal_range all elements not found" << std::endl;
}
}
//Count
{
std::size_t count = 0;
count_timer.resume();
for(std::size_t rep = 0; rep != 2; ++rep)
for(std::size_t j = 0, max = unique_range.size(); j != max; ++j){
count += c.count(unique_range[j]);
}
count_timer.stop();
if(count/2 != c.size()){
std::cout << "ERROR! count all elements not found" << std::endl;
}
}
}
total_time.stop();
std::cout << " Find " << RangeType << " " << boost::timer::format(find_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Lower Bound " << RangeType << " " << boost::timer::format(lower_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Upper Bound " << RangeType << " " << boost::timer::format(upper_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Equal Range " << RangeType << " " << boost::timer::format(equal_range_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Count " << RangeType << " " << boost::timer::format(count_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Total time = " << boost::timer::format(total_time.elapsed(), boost::timer::default_places, "%ws\n") << std::endl;
return total_time.elapsed();
}
template<typename C>
void extensions_time(boost::container::vector<typename C::value_type> &sorted_unique_range)
{
cpu_timer sur_timer,sur_opt_timer;
sur_timer.stop();sur_opt_timer.stop();
for(std::size_t i = 0; i != NIter; ++i){
{
sur_timer.resume();
C c(sorted_unique_range.begin(), sorted_unique_range.end());
sur_timer.stop();
}
{
sur_opt_timer.resume();
C c(boost::container::ordered_unique_range, sorted_unique_range.begin(), sorted_unique_range.end());
sur_opt_timer.stop();
}
}
std::cout << " Construct sorted_unique_range " << boost::timer::format(sur_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << " Construct sorted_unique_range (extension) " << boost::timer::format(sur_opt_timer.elapsed(), boost::timer::default_places, "%ws\n");
std::cout << "Extension/Standard: ";
compare_times(sur_opt_timer.elapsed(), sur_timer.elapsed());
}
template<class BoostClass, class StdClass>
void launch_tests(const char *BoostContName, const char *StdContName)
{
typedef range_provider<typename BoostClass::value_type> get_range_t;
try {
std::cout << "**********************************************" << '\n';
std::cout << "**********************************************" << '\n';
std::cout << '\n';
std::cout << BoostContName << " .VS " << StdContName << '\n';
std::cout << '\n';
std::cout << "**********************************************" << '\n';
std::cout << "**********************************************" << '\n' << std::endl;
{
std::cout << "Copy/Assign/Destroy benchmark:" << BoostContName << std::endl;
cpu_times boost_set_time = copy_destroy_time< BoostClass >(get_range_t::sorted_unique());
std::cout << "Copy/Assign/Destroy benchmark:" << StdContName << std::endl;
cpu_times std_set_time = copy_destroy_time< StdClass >(get_range_t::sorted_unique());
std::cout << BoostContName << "/" << StdContName << ": ";
compare_times(boost_set_time, std_set_time);
}
{
std::cout << "Ordered construct benchmark:" << BoostContName << std::endl;
cpu_times boost_set_time = construct_time< BoostClass >(get_range_t::sorted_unique(), get_range_t::sorted(), "(ord)");
std::cout << "Ordered construct benchmark:" << StdContName << std::endl;
cpu_times std_set_time = construct_time< StdClass >(get_range_t::sorted_unique(), get_range_t::sorted(), "(ord)");;
std::cout << BoostContName << "/" << StdContName << ": ";
compare_times(boost_set_time, std_set_time);
}
{
std::cout << "Random construct benchmark:" << BoostContName << std::endl;
cpu_times boost_set_time = construct_time< BoostClass >(get_range_t::random_unique(), get_range_t::random(), "(rnd)");
std::cout << "Random construct benchmark:" << StdContName << std::endl;
cpu_times std_set_time = construct_time< StdClass >(get_range_t::random_unique(), get_range_t::random(), "(rnd)");;
std::cout << BoostContName << "/" << StdContName << ": ";
compare_times(boost_set_time, std_set_time);
}
{
std::cout << "Ordered Insert benchmark:" << BoostContName << std::endl;
cpu_times boost_set_time = insert_time< BoostClass >(get_range_t::sorted_unique(), get_range_t::sorted(), "(ord)");
std::cout << "Ordered Insert benchmark:" << StdContName << std::endl;
cpu_times std_set_time = insert_time< StdClass >(get_range_t::sorted_unique(), get_range_t::sorted(), "(ord)");
std::cout << BoostContName << "/" << StdContName << ": ";
compare_times(boost_set_time, std_set_time);
}
{
std::cout << "Random Insert benchmark:" << BoostContName << std::endl;
cpu_times boost_set_time = insert_time< BoostClass >(get_range_t::random_unique(), get_range_t::random(), "(rnd)");
std::cout << "Random Insert benchmark:" << StdContName << std::endl;
cpu_times std_set_time = insert_time< StdClass >(get_range_t::random_unique(), get_range_t::random(), "(rnd)");
std::cout << BoostContName << "/" << StdContName << ": ";
compare_times(boost_set_time, std_set_time);
}
{
std::cout << "Ordered Search benchmark:" << BoostContName << std::endl;
cpu_times boost_set_time = search_time< BoostClass >(get_range_t::sorted_unique(), "(ord)");
std::cout << "Ordered Search benchmark:" << StdContName << std::endl;
cpu_times std_set_time = search_time< StdClass >(get_range_t::sorted_unique(), "(ord)");
std::cout << BoostContName << "/" << StdContName << ": ";
compare_times(boost_set_time, std_set_time);
}
{
std::cout << "Random Search benchmark:" << BoostContName << std::endl;
cpu_times boost_set_time = search_time< BoostClass >(get_range_t::random_unique(), "(rnd)");
std::cout << "Random Search benchmark:" << StdContName << std::endl;
cpu_times std_set_time = search_time< StdClass >(get_range_t::random_unique(), "(rnd)");
std::cout << BoostContName << "/" << StdContName << ": ";
compare_times(boost_set_time, std_set_time);
}
{
std::cout << "Extensions benchmark:" << BoostContName << std::endl;
extensions_time< BoostClass >(get_range_t::sorted_unique());
}
}catch(std::exception &e){
std::cout << e.what();
}
}
#endif //#ifndef BOOST_CONTAINER_BENCH_BENCH_SET_HPP
Reference in New Issue View Git Blame Copy Permalink