test.cc

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <time.h>
#include <iostream>
/*
 * This software is licensed under the AGPL-3.0 License.
 *
 * Copyright (C) 2023 Asciphx <maxspore@foxmail.com>
 *
 * Permissions of this strongest copyleft license are conditioned on making available
 * complete source code of licensed works and modifications, which include larger works
 * using a licensed work, under the same license. Copyright and license notices must be
 * preserved. Contributors provide an express grant of patent rights. When a modified
 * version is used to provide a service over a network, the complete source code of
 * the modified version must be made available.
 * 
 * See C++ version for details https://github.com/asciphx/Nod/blob/main/fc/include/hpp/i2a.hpp
 */
//#include "i2a.h"
//#include "itoa.hpp"
#include "i2a.hpp"
#include "third-party/sse2.h"
#include "third-party/sonic_itoa.hpp"
#include "third-party/jeaiii.hpp"
 //This is the fastest version of itoa in the universe, only the fastest, not faster.
int main() {
  char c[21] = { 0 };
  clock_t start;
  start = clock();
  for (unsigned long long i = 0; i < 99000000099; i += 999) u64toa(c, UINT64_MAX - i);
  printf("u64toa use %.6f seconds\n", (float)(clock() - start) / CLOCKS_PER_SEC);
  start = clock();
  for (unsigned long long i = 0; i < 99000000099; i += 999) jeaiii::to_text_from_integer(c, UINT64_MAX - i);
  printf("u64toa_jeaiii use %.6f seconds\n", (float)(clock() - start) / CLOCKS_PER_SEC);
  start = clock();
  for (unsigned long long i = 0; i < 99000000099; i += 999) sonic_json::internal::U64toa(c, UINT64_MAX - i);
  printf("u64toa_sonic use %.6f seconds\n", (float)(clock() - start) / CLOCKS_PER_SEC);
  start = clock();
  for (unsigned long long i = 0; i < 99000000099; i += 999) u64toa_sse2(UINT64_MAX - i, c);
  printf("u64toa_sse2 use %.6f seconds\n", (float)(clock() - start) / CLOCKS_PER_SEC);
  start = clock();
  for (int i = -90000000; i < 90000000; i += 9) u2a(c, UINT32_MAX - i);
  printf("u2a use %.6f seconds\n", (float)(clock() - start) / CLOCKS_PER_SEC);
  start = clock();
  for (int i = -90000000; i < 90000000; i += 9) jeaiii::to_text_from_integer(c, UINT32_MAX - i);
  printf("u32toa_jeaiii use %.6f seconds\n", (float)(clock() - start) / CLOCKS_PER_SEC);
  start = clock();
  for (int i = -90000000; i < 90000000; i += 9) sonic_json::internal::U64toa(c, UINT32_MAX - i);
  printf("u32toa_sonic use %.6f seconds\n", (float)(clock() - start) / CLOCKS_PER_SEC);
  start = clock();
  for (int i = -90000000; i < 90000000; i += 9) u32toa_sse2(UINT32_MAX - i, c);
  printf("u32toa_sse2 use %.6f seconds\n", (float)(clock() - start) / CLOCKS_PER_SEC);
  return 0;
}