- e2f6b8ac647271815b4fed2991f405524dd762c3 Release cctz microbenchmarks. by Alex Strelnikov <strel@google.com>
- 924ba2a3f9fca695d73c6bf491d20669e2b96b8e Changed RawPtr to use std::addressof() instead of operato... by Abseil Team <absl-team@google.com> - e8cf67f9fa74d4c5632da35547025ad2301c6819 Import of CCTZ from GitHub. by Alex Strelnikov <strel@google.com> - 2ece8a96611afcddd7b91e0197dadb896248250c Abandon ".inc" files in favor of ".h" headers. by Jorg Brown <jorg@google.com> - 37f5ed5da4058f90fb3e6a2733fce5b1fd0aaedf Add exception safety tests for absl::optional<T> by Abseil Team <absl-team@google.com> - 337f995a866b8f905f64ca6b271b5fec8f248a60 Update WORKSPACE to grab specific commits of dependencies... by Alex Strelnikov <strel@google.com> - 93e5b134607a554993387ad913e6c1621606004b Release Charmap microbenchmark. by Alex Strelnikov <strel@google.com> - 95c2e29b6d93ec1334484ee37d91f63101c45307 Release OStringStream microbenchmarks. by Alex Strelnikov <strel@google.com> - 250f51839ed26dd1e6b658d35aa291413e5f4825 Internal change by Greg Falcon <gfalcon@google.com> - ce34900fa3d1a95a8446bc943cdd801fac95be25 Improve compatibility of cctz cc_test targets for portabl... by Shaindel Schwartz <shaindel@google.com> - ce7e31dbf2c1ee93c79aae5b7dc7c603cb4babcf Improve portability of cc_tests. (Mark more tests that ca... by Abseil Team <absl-team@google.com> - dfcd4e455923703c1a1dcd523c5f915f7990fa2a Accept strings with custom allocators as arguments to abs... by Greg Falcon <gfalcon@google.com> - 2946b41ed3d5b8b5a8dc11182e443cf1ab6e3bde Link against benchmark_main instead of using BENCHMARK_MA... by Alex Strelnikov <strel@google.com> - f09de9e03bf8edd363069c4b352d8009423f531c Adds link to doc about the formats allowed by SimpleAtof(... by Greg Miller <jgm@google.com> - 59b0977e7a308e0800277886cf60226b2cc426a1 Simplify the HideMask() calculation so that it doesn't us... by Jorg Brown <jorg@google.com> GitOrigin-RevId: e2f6b8ac647271815b4fed2991f405524dd762c3 Change-Id: Ib9c8547ed7fe217fad6cb3ab1362e96181aa5cfa
This commit is contained in:
Abseil Team
Mark Barolak
parent
99477fa9f1
commit
7aacab8ae0
37 changed files with 1879 additions and 349 deletions
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@ -81,10 +81,6 @@ cc_test(
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],
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copts = ABSL_TEST_COPTS,
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tags = [
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"no_test_android_arm",
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"no_test_android_arm64",
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"no_test_android_x86",
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"no_test_ios_x86_64",
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"no_test_loonix",
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],
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deps = [
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@ -81,6 +81,11 @@ cc_test(
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size = "small",
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srcs = ["src/time_zone_format_test.cc"],
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data = [":zoneinfo"],
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tags = [
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"no_test_android_arm",
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"no_test_android_arm64",
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"no_test_android_x86",
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],
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deps = [
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":civil_time",
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":time_zone",
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@ -93,6 +98,11 @@ cc_test(
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size = "small",
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srcs = ["src/time_zone_lookup_test.cc"],
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data = [":zoneinfo"],
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tags = [
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"no_test_android_arm",
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"no_test_android_arm64",
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"no_test_android_x86",
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],
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deps = [
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":civil_time",
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":time_zone",
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@ -102,6 +112,24 @@ cc_test(
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### benchmarks
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cc_test(
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name = "cctz_benchmark",
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srcs = [
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"src/cctz_benchmark.cc",
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"src/time_zone_if.h",
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"src/time_zone_impl.h",
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"src/time_zone_info.h",
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"src/tzfile.h",
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],
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linkstatic = 1,
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tags = ["benchmark"],
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deps = [
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":civil_time",
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":time_zone",
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"@com_github_google_benchmark//:benchmark_main",
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],
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)
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### examples
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### binaries
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982
absl/time/internal/cctz/src/cctz_benchmark.cc
Normal file
982
absl/time/internal/cctz/src/cctz_benchmark.cc
Normal file
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@ -0,0 +1,982 @@
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// Copyright 2016 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <algorithm>
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#include <cassert>
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#include <chrono>
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#include <ctime>
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#include <random>
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#include <string>
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#include <vector>
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#include "benchmark/benchmark.h"
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#include "absl/time/internal/cctz/include/cctz/civil_time.h"
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#include "absl/time/internal/cctz/include/cctz/time_zone.h"
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#include "time_zone_impl.h"
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namespace {
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namespace cctz = absl::time_internal::cctz;
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void BM_Difference_Days(benchmark::State& state) {
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const cctz::civil_day c(2014, 8, 22);
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const cctz::civil_day epoch(1970, 1, 1);
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while (state.KeepRunning()) {
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benchmark::DoNotOptimize(c - epoch);
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}
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}
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BENCHMARK(BM_Difference_Days);
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void BM_Step_Days(benchmark::State& state) {
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const cctz::civil_day kStart(2014, 8, 22);
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cctz::civil_day c = kStart;
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while (state.KeepRunning()) {
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benchmark::DoNotOptimize(++c);
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}
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}
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BENCHMARK(BM_Step_Days);
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const char RFC3339_full[] = "%Y-%m-%dT%H:%M:%E*S%Ez";
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const char RFC3339_sec[] = "%Y-%m-%dT%H:%M:%S%Ez";
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const char RFC1123_full[] = "%a, %d %b %Y %H:%M:%S %z";
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const char RFC1123_no_wday[] = "%d %b %Y %H:%M:%S %z";
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// A list of known time-zone names.
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// TODO: Refactor with src/time_zone_lookup_test.cc.
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const char* const kTimeZoneNames[] = {
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"Africa/Abidjan",
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"Africa/Accra",
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"Africa/Addis_Ababa",
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"Africa/Algiers",
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"Africa/Asmara",
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"Africa/Asmera",
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"Africa/Bamako",
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"Africa/Bangui",
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"Africa/Banjul",
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"Africa/Bissau",
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"Africa/Blantyre",
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"Africa/Brazzaville",
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"Africa/Bujumbura",
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"Africa/Cairo",
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"Africa/Casablanca",
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"Africa/Ceuta",
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"Africa/Conakry",
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"Africa/Dakar",
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"Africa/Dar_es_Salaam",
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"Africa/Djibouti",
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"Africa/Douala",
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"Africa/El_Aaiun",
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"Africa/Freetown",
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"Africa/Gaborone",
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"Africa/Harare",
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"Africa/Johannesburg",
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"Africa/Juba",
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"Africa/Kampala",
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"Africa/Khartoum",
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"Africa/Kigali",
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"Africa/Kinshasa",
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"Africa/Lagos",
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"Africa/Libreville",
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"Africa/Lome",
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"Africa/Luanda",
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"Africa/Lubumbashi",
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"Africa/Lusaka",
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"Africa/Malabo",
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"Africa/Maputo",
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"Africa/Maseru",
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"Africa/Mbabane",
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"Africa/Mogadishu",
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"Africa/Monrovia",
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"Africa/Nairobi",
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"Africa/Ndjamena",
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"Africa/Niamey",
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"Africa/Nouakchott",
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"Africa/Ouagadougou",
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"Africa/Porto-Novo",
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"Africa/Sao_Tome",
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"Africa/Timbuktu",
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"Africa/Tripoli",
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"Africa/Tunis",
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"Africa/Windhoek",
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"America/Adak",
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"America/Anchorage",
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"America/Anguilla",
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"America/Antigua",
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"America/Araguaina",
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"America/Argentina/Buenos_Aires",
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"America/Argentina/Catamarca",
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"America/Argentina/ComodRivadavia",
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"America/Argentina/Cordoba",
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"America/Argentina/Jujuy",
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"America/Argentina/La_Rioja",
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"America/Argentina/Mendoza",
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"America/Argentina/Rio_Gallegos",
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"America/Argentina/Salta",
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"America/Argentina/San_Juan",
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"America/Argentina/San_Luis",
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"America/Argentina/Tucuman",
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"America/Argentina/Ushuaia",
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"America/Aruba",
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"America/Asuncion",
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"America/Atikokan",
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"America/Atka",
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"America/Bahia",
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"America/Bahia_Banderas",
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"America/Barbados",
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"America/Belem",
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"America/Belize",
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"America/Blanc-Sablon",
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"America/Boa_Vista",
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"America/Bogota",
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"America/Boise",
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"America/Buenos_Aires",
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"America/Cambridge_Bay",
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"America/Campo_Grande",
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"America/Cancun",
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"America/Caracas",
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"America/Catamarca",
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"America/Cayenne",
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"America/Cayman",
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"America/Chicago",
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"America/Chihuahua",
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"America/Coral_Harbour",
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"America/Cordoba",
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"America/Costa_Rica",
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"America/Creston",
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"America/Cuiaba",
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"America/Curacao",
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"America/Danmarkshavn",
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"America/Dawson",
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"America/Dawson_Creek",
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"America/Denver",
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"America/Detroit",
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"America/Dominica",
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"America/Edmonton",
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"America/Eirunepe",
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"America/El_Salvador",
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"America/Ensenada",
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"America/Fort_Nelson",
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"America/Fort_Wayne",
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"America/Fortaleza",
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"America/Glace_Bay",
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"America/Godthab",
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"America/Goose_Bay",
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"America/Grand_Turk",
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"America/Grenada",
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"America/Guadeloupe",
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"America/Guatemala",
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"America/Guayaquil",
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"America/Guyana",
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"America/Halifax",
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"America/Havana",
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"America/Hermosillo",
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"America/Indiana/Indianapolis",
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"America/Indiana/Knox",
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"America/Indiana/Marengo",
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"America/Indiana/Petersburg",
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"America/Indiana/Tell_City",
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"America/Indiana/Vevay",
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"America/Indiana/Vincennes",
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"America/Indiana/Winamac",
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"America/Indianapolis",
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"America/Inuvik",
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"America/Iqaluit",
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"America/Jamaica",
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"America/Jujuy",
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"America/Juneau",
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"America/Kentucky/Louisville",
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"America/Kentucky/Monticello",
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"America/Knox_IN",
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"America/Kralendijk",
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"America/La_Paz",
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"America/Lima",
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"America/Los_Angeles",
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"America/Louisville",
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"America/Lower_Princes",
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"America/Maceio",
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"America/Managua",
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"America/Manaus",
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"America/Marigot",
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"America/Martinique",
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"America/Matamoros",
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"America/Mazatlan",
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"America/Mendoza",
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"America/Menominee",
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"America/Merida",
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"America/Metlakatla",
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"America/Mexico_City",
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"America/Miquelon",
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"America/Moncton",
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"America/Monterrey",
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"America/Montevideo",
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"America/Montreal",
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"America/Montserrat",
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"America/Nassau",
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"America/New_York",
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"America/Nipigon",
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"America/Nome",
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"America/Noronha",
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"America/North_Dakota/Beulah",
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"America/North_Dakota/Center",
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"America/North_Dakota/New_Salem",
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"America/Ojinaga",
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"America/Panama",
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"America/Pangnirtung",
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"America/Paramaribo",
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"America/Phoenix",
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"America/Port-au-Prince",
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"America/Port_of_Spain",
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"America/Porto_Acre",
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"America/Porto_Velho",
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"America/Puerto_Rico",
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"America/Punta_Arenas",
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"America/Rainy_River",
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"America/Rankin_Inlet",
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"America/Recife",
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"America/Regina",
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"America/Resolute",
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"America/Rio_Branco",
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"America/Rosario",
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"America/Santa_Isabel",
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"America/Santarem",
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"America/Santiago",
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"America/Santo_Domingo",
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"America/Sao_Paulo",
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"America/Scoresbysund",
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"America/Shiprock",
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"America/Sitka",
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"America/St_Barthelemy",
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"America/St_Johns",
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"America/St_Kitts",
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"America/St_Lucia",
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"America/St_Thomas",
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"America/St_Vincent",
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"America/Swift_Current",
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"America/Tegucigalpa",
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"America/Thule",
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"America/Thunder_Bay",
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"America/Tijuana",
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"America/Toronto",
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"America/Tortola",
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"America/Vancouver",
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"America/Virgin",
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"America/Whitehorse",
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"America/Winnipeg",
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"America/Yakutat",
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"America/Yellowknife",
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"Antarctica/Casey",
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"Antarctica/Davis",
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"Antarctica/DumontDUrville",
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"Antarctica/Macquarie",
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"Antarctica/Mawson",
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"Antarctica/McMurdo",
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"Antarctica/Palmer",
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"Antarctica/Rothera",
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"Antarctica/South_Pole",
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"Antarctica/Syowa",
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"Antarctica/Troll",
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"Antarctica/Vostok",
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"Arctic/Longyearbyen",
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"Asia/Aden",
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"Asia/Almaty",
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"Asia/Amman",
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"Asia/Anadyr",
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"Asia/Aqtau",
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"Asia/Aqtobe",
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"Asia/Ashgabat",
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"Asia/Ashkhabad",
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"Asia/Atyrau",
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"Asia/Baghdad",
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"Asia/Bahrain",
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"Asia/Baku",
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"Asia/Bangkok",
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"Asia/Barnaul",
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"Asia/Beirut",
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"Asia/Bishkek",
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"Asia/Brunei",
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"Asia/Calcutta",
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"Asia/Chita",
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"Asia/Choibalsan",
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"Asia/Chongqing",
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"Asia/Chungking",
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"Asia/Colombo",
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"Asia/Dacca",
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"Asia/Damascus",
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"Asia/Dhaka",
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"Asia/Dili",
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"Asia/Dubai",
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"Asia/Dushanbe",
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"Asia/Famagusta",
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"Asia/Gaza",
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"Asia/Harbin",
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"Asia/Hebron",
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"Asia/Ho_Chi_Minh",
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"Asia/Hong_Kong",
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"Asia/Hovd",
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"Asia/Irkutsk",
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"Asia/Istanbul",
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"Asia/Jakarta",
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"Asia/Jayapura",
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"Asia/Jerusalem",
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"Asia/Kabul",
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"Asia/Kamchatka",
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"Asia/Karachi",
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"Asia/Kashgar",
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"Asia/Kathmandu",
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"Asia/Katmandu",
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"Asia/Khandyga",
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"Asia/Kolkata",
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"Asia/Krasnoyarsk",
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"Asia/Kuala_Lumpur",
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"Asia/Kuching",
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"Asia/Kuwait",
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"Asia/Macao",
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"Asia/Macau",
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"Asia/Magadan",
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"Asia/Makassar",
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"Asia/Manila",
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"Asia/Muscat",
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"Asia/Nicosia",
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"Asia/Novokuznetsk",
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"Asia/Novosibirsk",
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"Asia/Omsk",
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"Asia/Oral",
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"Asia/Phnom_Penh",
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"Asia/Pontianak",
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"Asia/Pyongyang",
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"Asia/Qatar",
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"Asia/Qyzylorda",
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"Asia/Rangoon",
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"Asia/Riyadh",
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"Asia/Saigon",
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"Asia/Sakhalin",
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"Asia/Samarkand",
|
||||
"Asia/Seoul",
|
||||
"Asia/Shanghai",
|
||||
"Asia/Singapore",
|
||||
"Asia/Srednekolymsk",
|
||||
"Asia/Taipei",
|
||||
"Asia/Tashkent",
|
||||
"Asia/Tbilisi",
|
||||
"Asia/Tehran",
|
||||
"Asia/Tel_Aviv",
|
||||
"Asia/Thimbu",
|
||||
"Asia/Thimphu",
|
||||
"Asia/Tokyo",
|
||||
"Asia/Tomsk",
|
||||
"Asia/Ujung_Pandang",
|
||||
"Asia/Ulaanbaatar",
|
||||
"Asia/Ulan_Bator",
|
||||
"Asia/Urumqi",
|
||||
"Asia/Ust-Nera",
|
||||
"Asia/Vientiane",
|
||||
"Asia/Vladivostok",
|
||||
"Asia/Yakutsk",
|
||||
"Asia/Yangon",
|
||||
"Asia/Yekaterinburg",
|
||||
"Asia/Yerevan",
|
||||
"Atlantic/Azores",
|
||||
"Atlantic/Bermuda",
|
||||
"Atlantic/Canary",
|
||||
"Atlantic/Cape_Verde",
|
||||
"Atlantic/Faeroe",
|
||||
"Atlantic/Faroe",
|
||||
"Atlantic/Jan_Mayen",
|
||||
"Atlantic/Madeira",
|
||||
"Atlantic/Reykjavik",
|
||||
"Atlantic/South_Georgia",
|
||||
"Atlantic/St_Helena",
|
||||
"Atlantic/Stanley",
|
||||
"Australia/ACT",
|
||||
"Australia/Adelaide",
|
||||
"Australia/Brisbane",
|
||||
"Australia/Broken_Hill",
|
||||
"Australia/Canberra",
|
||||
"Australia/Currie",
|
||||
"Australia/Darwin",
|
||||
"Australia/Eucla",
|
||||
"Australia/Hobart",
|
||||
"Australia/LHI",
|
||||
"Australia/Lindeman",
|
||||
"Australia/Lord_Howe",
|
||||
"Australia/Melbourne",
|
||||
"Australia/NSW",
|
||||
"Australia/North",
|
||||
"Australia/Perth",
|
||||
"Australia/Queensland",
|
||||
"Australia/South",
|
||||
"Australia/Sydney",
|
||||
"Australia/Tasmania",
|
||||
"Australia/Victoria",
|
||||
"Australia/West",
|
||||
"Australia/Yancowinna",
|
||||
"Brazil/Acre",
|
||||
"Brazil/DeNoronha",
|
||||
"Brazil/East",
|
||||
"Brazil/West",
|
||||
"CET",
|
||||
"CST6CDT",
|
||||
"Canada/Atlantic",
|
||||
"Canada/Central",
|
||||
"Canada/Eastern",
|
||||
"Canada/Mountain",
|
||||
"Canada/Newfoundland",
|
||||
"Canada/Pacific",
|
||||
"Canada/Saskatchewan",
|
||||
"Canada/Yukon",
|
||||
"Chile/Continental",
|
||||
"Chile/EasterIsland",
|
||||
"Cuba",
|
||||
"EET",
|
||||
"EST",
|
||||
"EST5EDT",
|
||||
"Egypt",
|
||||
"Eire",
|
||||
"Etc/GMT",
|
||||
"Etc/GMT+0",
|
||||
"Etc/GMT+1",
|
||||
"Etc/GMT+10",
|
||||
"Etc/GMT+11",
|
||||
"Etc/GMT+12",
|
||||
"Etc/GMT+2",
|
||||
"Etc/GMT+3",
|
||||
"Etc/GMT+4",
|
||||
"Etc/GMT+5",
|
||||
"Etc/GMT+6",
|
||||
"Etc/GMT+7",
|
||||
"Etc/GMT+8",
|
||||
"Etc/GMT+9",
|
||||
"Etc/GMT-0",
|
||||
"Etc/GMT-1",
|
||||
"Etc/GMT-10",
|
||||
"Etc/GMT-11",
|
||||
"Etc/GMT-12",
|
||||
"Etc/GMT-13",
|
||||
"Etc/GMT-14",
|
||||
"Etc/GMT-2",
|
||||
"Etc/GMT-3",
|
||||
"Etc/GMT-4",
|
||||
"Etc/GMT-5",
|
||||
"Etc/GMT-6",
|
||||
"Etc/GMT-7",
|
||||
"Etc/GMT-8",
|
||||
"Etc/GMT-9",
|
||||
"Etc/GMT0",
|
||||
"Etc/Greenwich",
|
||||
"Etc/UCT",
|
||||
"Etc/UTC",
|
||||
"Etc/Universal",
|
||||
"Etc/Zulu",
|
||||
"Europe/Amsterdam",
|
||||
"Europe/Andorra",
|
||||
"Europe/Astrakhan",
|
||||
"Europe/Athens",
|
||||
"Europe/Belfast",
|
||||
"Europe/Belgrade",
|
||||
"Europe/Berlin",
|
||||
"Europe/Bratislava",
|
||||
"Europe/Brussels",
|
||||
"Europe/Bucharest",
|
||||
"Europe/Budapest",
|
||||
"Europe/Busingen",
|
||||
"Europe/Chisinau",
|
||||
"Europe/Copenhagen",
|
||||
"Europe/Dublin",
|
||||
"Europe/Gibraltar",
|
||||
"Europe/Guernsey",
|
||||
"Europe/Helsinki",
|
||||
"Europe/Isle_of_Man",
|
||||
"Europe/Istanbul",
|
||||
"Europe/Jersey",
|
||||
"Europe/Kaliningrad",
|
||||
"Europe/Kiev",
|
||||
"Europe/Kirov",
|
||||
"Europe/Lisbon",
|
||||
"Europe/Ljubljana",
|
||||
"Europe/London",
|
||||
"Europe/Luxembourg",
|
||||
"Europe/Madrid",
|
||||
"Europe/Malta",
|
||||
"Europe/Mariehamn",
|
||||
"Europe/Minsk",
|
||||
"Europe/Monaco",
|
||||
"Europe/Moscow",
|
||||
"Europe/Nicosia",
|
||||
"Europe/Oslo",
|
||||
"Europe/Paris",
|
||||
"Europe/Podgorica",
|
||||
"Europe/Prague",
|
||||
"Europe/Riga",
|
||||
"Europe/Rome",
|
||||
"Europe/Samara",
|
||||
"Europe/San_Marino",
|
||||
"Europe/Sarajevo",
|
||||
"Europe/Saratov",
|
||||
"Europe/Simferopol",
|
||||
"Europe/Skopje",
|
||||
"Europe/Sofia",
|
||||
"Europe/Stockholm",
|
||||
"Europe/Tallinn",
|
||||
"Europe/Tirane",
|
||||
"Europe/Tiraspol",
|
||||
"Europe/Ulyanovsk",
|
||||
"Europe/Uzhgorod",
|
||||
"Europe/Vaduz",
|
||||
"Europe/Vatican",
|
||||
"Europe/Vienna",
|
||||
"Europe/Vilnius",
|
||||
"Europe/Volgograd",
|
||||
"Europe/Warsaw",
|
||||
"Europe/Zagreb",
|
||||
"Europe/Zaporozhye",
|
||||
"Europe/Zurich",
|
||||
"GB",
|
||||
"GB-Eire",
|
||||
"GMT",
|
||||
"GMT+0",
|
||||
"GMT-0",
|
||||
"GMT0",
|
||||
"Greenwich",
|
||||
"HST",
|
||||
"Hongkong",
|
||||
"Iceland",
|
||||
"Indian/Antananarivo",
|
||||
"Indian/Chagos",
|
||||
"Indian/Christmas",
|
||||
"Indian/Cocos",
|
||||
"Indian/Comoro",
|
||||
"Indian/Kerguelen",
|
||||
"Indian/Mahe",
|
||||
"Indian/Maldives",
|
||||
"Indian/Mauritius",
|
||||
"Indian/Mayotte",
|
||||
"Indian/Reunion",
|
||||
"Iran",
|
||||
"Israel",
|
||||
"Jamaica",
|
||||
"Japan",
|
||||
"Kwajalein",
|
||||
"Libya",
|
||||
"MET",
|
||||
"MST",
|
||||
"MST7MDT",
|
||||
"Mexico/BajaNorte",
|
||||
"Mexico/BajaSur",
|
||||
"Mexico/General",
|
||||
"NZ",
|
||||
"NZ-CHAT",
|
||||
"Navajo",
|
||||
"PRC",
|
||||
"PST8PDT",
|
||||
"Pacific/Apia",
|
||||
"Pacific/Auckland",
|
||||
"Pacific/Bougainville",
|
||||
"Pacific/Chatham",
|
||||
"Pacific/Chuuk",
|
||||
"Pacific/Easter",
|
||||
"Pacific/Efate",
|
||||
"Pacific/Enderbury",
|
||||
"Pacific/Fakaofo",
|
||||
"Pacific/Fiji",
|
||||
"Pacific/Funafuti",
|
||||
"Pacific/Galapagos",
|
||||
"Pacific/Gambier",
|
||||
"Pacific/Guadalcanal",
|
||||
"Pacific/Guam",
|
||||
"Pacific/Honolulu",
|
||||
"Pacific/Johnston",
|
||||
"Pacific/Kiritimati",
|
||||
"Pacific/Kosrae",
|
||||
"Pacific/Kwajalein",
|
||||
"Pacific/Majuro",
|
||||
"Pacific/Marquesas",
|
||||
"Pacific/Midway",
|
||||
"Pacific/Nauru",
|
||||
"Pacific/Niue",
|
||||
"Pacific/Norfolk",
|
||||
"Pacific/Noumea",
|
||||
"Pacific/Pago_Pago",
|
||||
"Pacific/Palau",
|
||||
"Pacific/Pitcairn",
|
||||
"Pacific/Pohnpei",
|
||||
"Pacific/Ponape",
|
||||
"Pacific/Port_Moresby",
|
||||
"Pacific/Rarotonga",
|
||||
"Pacific/Saipan",
|
||||
"Pacific/Samoa",
|
||||
"Pacific/Tahiti",
|
||||
"Pacific/Tarawa",
|
||||
"Pacific/Tongatapu",
|
||||
"Pacific/Truk",
|
||||
"Pacific/Wake",
|
||||
"Pacific/Wallis",
|
||||
"Pacific/Yap",
|
||||
"Poland",
|
||||
"Portugal",
|
||||
"ROC",
|
||||
"ROK",
|
||||
"Singapore",
|
||||
"Turkey",
|
||||
"UCT",
|
||||
"US/Alaska",
|
||||
"US/Aleutian",
|
||||
"US/Arizona",
|
||||
"US/Central",
|
||||
"US/East-Indiana",
|
||||
"US/Eastern",
|
||||
"US/Hawaii",
|
||||
"US/Indiana-Starke",
|
||||
"US/Michigan",
|
||||
"US/Mountain",
|
||||
"US/Pacific",
|
||||
"US/Samoa",
|
||||
"UTC",
|
||||
"Universal",
|
||||
"W-SU",
|
||||
"WET",
|
||||
"Zulu",
|
||||
nullptr
|
||||
};
|
||||
|
||||
std::vector<std::string> AllTimeZoneNames() {
|
||||
std::vector<std::string> names;
|
||||
for (const char* const* namep = kTimeZoneNames; *namep != nullptr; ++namep) {
|
||||
names.push_back(std::string("file:") + *namep);
|
||||
}
|
||||
assert(!names.empty());
|
||||
|
||||
std::mt19937 urbg(42); // a UniformRandomBitGenerator with fixed seed
|
||||
std::shuffle(names.begin(), names.end(), urbg);
|
||||
return names;
|
||||
}
|
||||
|
||||
cctz::time_zone TestTimeZone() {
|
||||
cctz::time_zone tz;
|
||||
cctz::load_time_zone("America/Los_Angeles", &tz);
|
||||
return tz;
|
||||
}
|
||||
|
||||
void BM_Zone_LoadUTCTimeZoneFirst(benchmark::State& state) {
|
||||
cctz::time_zone tz;
|
||||
cctz::load_time_zone("UTC", &tz); // in case we're first
|
||||
cctz::time_zone::Impl::ClearTimeZoneMapTestOnly();
|
||||
while (state.KeepRunning()) {
|
||||
benchmark::DoNotOptimize(cctz::load_time_zone("UTC", &tz));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Zone_LoadUTCTimeZoneFirst);
|
||||
|
||||
void BM_Zone_LoadUTCTimeZoneLast(benchmark::State& state) {
|
||||
cctz::time_zone tz;
|
||||
for (const auto& name : AllTimeZoneNames()) {
|
||||
cctz::load_time_zone(name, &tz); // prime cache
|
||||
}
|
||||
while (state.KeepRunning()) {
|
||||
benchmark::DoNotOptimize(cctz::load_time_zone("UTC", &tz));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Zone_LoadUTCTimeZoneLast);
|
||||
|
||||
void BM_Zone_LoadTimeZoneFirst(benchmark::State& state) {
|
||||
cctz::time_zone tz = cctz::utc_time_zone(); // in case we're first
|
||||
const std::string name = "file:America/Los_Angeles";
|
||||
while (state.KeepRunning()) {
|
||||
state.PauseTiming();
|
||||
cctz::time_zone::Impl::ClearTimeZoneMapTestOnly();
|
||||
state.ResumeTiming();
|
||||
benchmark::DoNotOptimize(cctz::load_time_zone(name, &tz));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Zone_LoadTimeZoneFirst);
|
||||
|
||||
void BM_Zone_LoadTimeZoneCached(benchmark::State& state) {
|
||||
cctz::time_zone tz = cctz::utc_time_zone(); // in case we're first
|
||||
cctz::time_zone::Impl::ClearTimeZoneMapTestOnly();
|
||||
const std::string name = "file:America/Los_Angeles";
|
||||
cctz::load_time_zone(name, &tz); // prime cache
|
||||
while (state.KeepRunning()) {
|
||||
benchmark::DoNotOptimize(cctz::load_time_zone(name, &tz));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Zone_LoadTimeZoneCached);
|
||||
|
||||
void BM_Zone_LoadLocalTimeZoneCached(benchmark::State& state) {
|
||||
cctz::utc_time_zone(); // in case we're first
|
||||
cctz::time_zone::Impl::ClearTimeZoneMapTestOnly();
|
||||
cctz::local_time_zone(); // prime cache
|
||||
while (state.KeepRunning()) {
|
||||
benchmark::DoNotOptimize(cctz::local_time_zone());
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Zone_LoadLocalTimeZoneCached);
|
||||
|
||||
void BM_Zone_LoadAllTimeZonesFirst(benchmark::State& state) {
|
||||
cctz::time_zone tz;
|
||||
const std::vector<std::string> names = AllTimeZoneNames();
|
||||
for (auto index = names.size(); state.KeepRunning(); ++index) {
|
||||
if (index == names.size()) {
|
||||
index = 0;
|
||||
}
|
||||
if (index == 0) {
|
||||
state.PauseTiming();
|
||||
cctz::time_zone::Impl::ClearTimeZoneMapTestOnly();
|
||||
state.ResumeTiming();
|
||||
}
|
||||
benchmark::DoNotOptimize(cctz::load_time_zone(names[index], &tz));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Zone_LoadAllTimeZonesFirst);
|
||||
|
||||
void BM_Zone_LoadAllTimeZonesCached(benchmark::State& state) {
|
||||
cctz::time_zone tz;
|
||||
const std::vector<std::string> names = AllTimeZoneNames();
|
||||
for (const auto& name : names) {
|
||||
cctz::load_time_zone(name, &tz); // prime cache
|
||||
}
|
||||
for (auto index = names.size(); state.KeepRunning(); ++index) {
|
||||
if (index == names.size()) {
|
||||
index = 0;
|
||||
}
|
||||
benchmark::DoNotOptimize(cctz::load_time_zone(names[index], &tz));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Zone_LoadAllTimeZonesCached);
|
||||
|
||||
void BM_Zone_TimeZoneImplGetImplicit(benchmark::State& state) {
|
||||
cctz::time_zone tz; // implicit UTC
|
||||
cctz::time_zone::Impl::get(tz);
|
||||
while (state.KeepRunning()) {
|
||||
cctz::time_zone::Impl::get(tz);
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Zone_TimeZoneImplGetImplicit);
|
||||
|
||||
void BM_Zone_TimeZoneImplGetExplicit(benchmark::State& state) {
|
||||
cctz::time_zone tz = cctz::utc_time_zone(); // explicit UTC
|
||||
cctz::time_zone::Impl::get(tz);
|
||||
while (state.KeepRunning()) {
|
||||
cctz::time_zone::Impl::get(tz);
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Zone_TimeZoneImplGetExplicit);
|
||||
|
||||
void BM_Zone_UTCTimeZone(benchmark::State& state) {
|
||||
cctz::time_zone tz;
|
||||
while (state.KeepRunning()) {
|
||||
benchmark::DoNotOptimize(cctz::utc_time_zone());
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Zone_UTCTimeZone);
|
||||
|
||||
// In each "ToDateTime" benchmark we switch between two instants
|
||||
// separated by at least one transition in order to defeat any
|
||||
// internal caching of previous results (e.g., see local_time_hint_).
|
||||
//
|
||||
// The "UTC" variants use UTC instead of the Google/local time zone.
|
||||
|
||||
void BM_Time_ToDateTime_CCTZ(benchmark::State& state) {
|
||||
const cctz::time_zone tz = TestTimeZone();
|
||||
std::chrono::system_clock::time_point tp =
|
||||
std::chrono::system_clock::from_time_t(1384569027);
|
||||
std::chrono::system_clock::time_point tp2 =
|
||||
std::chrono::system_clock::from_time_t(1418962578);
|
||||
while (state.KeepRunning()) {
|
||||
std::swap(tp, tp2);
|
||||
tp += std::chrono::seconds(1);
|
||||
benchmark::DoNotOptimize(cctz::convert(tp, tz));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Time_ToDateTime_CCTZ);
|
||||
|
||||
void BM_Time_ToDateTime_Libc(benchmark::State& state) {
|
||||
// No timezone support, so just use localtime.
|
||||
time_t t = 1384569027;
|
||||
time_t t2 = 1418962578;
|
||||
struct tm tm;
|
||||
while (state.KeepRunning()) {
|
||||
std::swap(t, t2);
|
||||
t += 1;
|
||||
#if defined(_WIN32) || defined(_WIN64)
|
||||
benchmark::DoNotOptimize(localtime_s(&tm, &t));
|
||||
#else
|
||||
benchmark::DoNotOptimize(localtime_r(&t, &tm));
|
||||
#endif
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Time_ToDateTime_Libc);
|
||||
|
||||
void BM_Time_ToDateTimeUTC_CCTZ(benchmark::State& state) {
|
||||
const cctz::time_zone tz = cctz::utc_time_zone();
|
||||
std::chrono::system_clock::time_point tp =
|
||||
std::chrono::system_clock::from_time_t(1384569027);
|
||||
while (state.KeepRunning()) {
|
||||
tp += std::chrono::seconds(1);
|
||||
benchmark::DoNotOptimize(cctz::convert(tp, tz));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Time_ToDateTimeUTC_CCTZ);
|
||||
|
||||
void BM_Time_ToDateTimeUTC_Libc(benchmark::State& state) {
|
||||
time_t t = 1384569027;
|
||||
struct tm tm;
|
||||
while (state.KeepRunning()) {
|
||||
t += 1;
|
||||
#if defined(_WIN32) || defined(_WIN64)
|
||||
benchmark::DoNotOptimize(gmtime_s(&tm, &t));
|
||||
#else
|
||||
benchmark::DoNotOptimize(gmtime_r(&t, &tm));
|
||||
#endif
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Time_ToDateTimeUTC_Libc);
|
||||
|
||||
// In each "FromDateTime" benchmark we switch between two YMDhms
|
||||
// values separated by at least one transition in order to defeat any
|
||||
// internal caching of previous results (e.g., see time_local_hint_).
|
||||
//
|
||||
// The "UTC" variants use UTC instead of the Google/local time zone.
|
||||
// The "Day0" variants require normalization of the day of month.
|
||||
|
||||
void BM_Time_FromDateTime_CCTZ(benchmark::State& state) {
|
||||
const cctz::time_zone tz = TestTimeZone();
|
||||
int i = 0;
|
||||
while (state.KeepRunning()) {
|
||||
if ((i++ & 1) == 0) {
|
||||
benchmark::DoNotOptimize(
|
||||
cctz::convert(cctz::civil_second(2014, 12, 18, 20, 16, 18), tz));
|
||||
} else {
|
||||
benchmark::DoNotOptimize(
|
||||
cctz::convert(cctz::civil_second(2013, 11, 15, 18, 30, 27), tz));
|
||||
}
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Time_FromDateTime_CCTZ);
|
||||
|
||||
void BM_Time_FromDateTime_Libc(benchmark::State& state) {
|
||||
// No timezone support, so just use localtime.
|
||||
int i = 0;
|
||||
while (state.KeepRunning()) {
|
||||
struct tm tm;
|
||||
if ((i++ & 1) == 0) {
|
||||
tm.tm_year = 2014 - 1900;
|
||||
tm.tm_mon = 12 - 1;
|
||||
tm.tm_mday = 18;
|
||||
tm.tm_hour = 20;
|
||||
tm.tm_min = 16;
|
||||
tm.tm_sec = 18;
|
||||
} else {
|
||||
tm.tm_year = 2013 - 1900;
|
||||
tm.tm_mon = 11 - 1;
|
||||
tm.tm_mday = 15;
|
||||
tm.tm_hour = 18;
|
||||
tm.tm_min = 30;
|
||||
tm.tm_sec = 27;
|
||||
}
|
||||
tm.tm_isdst = -1;
|
||||
benchmark::DoNotOptimize(mktime(&tm));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Time_FromDateTime_Libc);
|
||||
|
||||
void BM_Time_FromDateTimeUTC_CCTZ(benchmark::State& state) {
|
||||
const cctz::time_zone tz = cctz::utc_time_zone();
|
||||
while (state.KeepRunning()) {
|
||||
benchmark::DoNotOptimize(
|
||||
cctz::convert(cctz::civil_second(2014, 12, 18, 20, 16, 18), tz));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Time_FromDateTimeUTC_CCTZ);
|
||||
|
||||
// There is no BM_Time_FromDateTimeUTC_Libc.
|
||||
|
||||
void BM_Time_FromDateTimeDay0_CCTZ(benchmark::State& state) {
|
||||
const cctz::time_zone tz = TestTimeZone();
|
||||
int i = 0;
|
||||
while (state.KeepRunning()) {
|
||||
if ((i++ & 1) == 0) {
|
||||
benchmark::DoNotOptimize(
|
||||
cctz::convert(cctz::civil_second(2014, 12, 0, 20, 16, 18), tz));
|
||||
} else {
|
||||
benchmark::DoNotOptimize(
|
||||
cctz::convert(cctz::civil_second(2013, 11, 0, 18, 30, 27), tz));
|
||||
}
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Time_FromDateTimeDay0_CCTZ);
|
||||
|
||||
void BM_Time_FromDateTimeDay0_Libc(benchmark::State& state) {
|
||||
// No timezone support, so just use localtime.
|
||||
int i = 0;
|
||||
while (state.KeepRunning()) {
|
||||
struct tm tm;
|
||||
if ((i++ & 1) == 0) {
|
||||
tm.tm_year = 2014 - 1900;
|
||||
tm.tm_mon = 12 - 1;
|
||||
tm.tm_mday = 0;
|
||||
tm.tm_hour = 20;
|
||||
tm.tm_min = 16;
|
||||
tm.tm_sec = 18;
|
||||
} else {
|
||||
tm.tm_year = 2013 - 1900;
|
||||
tm.tm_mon = 11 - 1;
|
||||
tm.tm_mday = 0;
|
||||
tm.tm_hour = 18;
|
||||
tm.tm_min = 30;
|
||||
tm.tm_sec = 27;
|
||||
}
|
||||
tm.tm_isdst = -1;
|
||||
benchmark::DoNotOptimize(mktime(&tm));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Time_FromDateTimeDay0_Libc);
|
||||
|
||||
const char* const kFormats[] = {
|
||||
RFC1123_full, // 0
|
||||
RFC1123_no_wday, // 1
|
||||
RFC3339_full, // 2
|
||||
RFC3339_sec, // 3
|
||||
"%Y-%m-%dT%H:%M:%S", // 4
|
||||
"%Y-%m-%d", // 5
|
||||
};
|
||||
const int kNumFormats = sizeof(kFormats) / sizeof(kFormats[0]);
|
||||
|
||||
void BM_Format_FormatTime(benchmark::State& state) {
|
||||
const std::string fmt = kFormats[state.range(0)];
|
||||
state.SetLabel(fmt);
|
||||
const cctz::time_zone tz = TestTimeZone();
|
||||
const std::chrono::system_clock::time_point tp =
|
||||
cctz::convert(cctz::civil_second(1977, 6, 28, 9, 8, 7), tz) +
|
||||
std::chrono::microseconds(1);
|
||||
while (state.KeepRunning()) {
|
||||
benchmark::DoNotOptimize(cctz::format(fmt, tp, tz));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Format_FormatTime)->DenseRange(0, kNumFormats - 1);
|
||||
|
||||
void BM_Format_ParseTime(benchmark::State& state) {
|
||||
const std::string fmt = kFormats[state.range(0)];
|
||||
state.SetLabel(fmt);
|
||||
const cctz::time_zone tz = TestTimeZone();
|
||||
std::chrono::system_clock::time_point tp =
|
||||
cctz::convert(cctz::civil_second(1977, 6, 28, 9, 8, 7), tz) +
|
||||
std::chrono::microseconds(1);
|
||||
const std::string when = cctz::format(fmt, tp, tz);
|
||||
while (state.KeepRunning()) {
|
||||
benchmark::DoNotOptimize(cctz::parse(fmt, when, tz, &tp));
|
||||
}
|
||||
}
|
||||
BENCHMARK(BM_Format_ParseTime)->DenseRange(0, kNumFormats - 1);
|
||||
|
||||
} // namespace
|
||||
|
|
@ -463,8 +463,13 @@ TEST(Format, ExtendedSecondOffset) {
|
|||
|
||||
EXPECT_TRUE(load_time_zone("Europe/Moscow", &tz));
|
||||
tp = convert(civil_second(1919, 6, 30, 23, 59, 59), utc);
|
||||
TestFormatSpecifier(tp, tz, "%E*z", "+04:31:19");
|
||||
TestFormatSpecifier(tp, tz, "%Ez", "+04:31");
|
||||
if (tz.lookup(tp).offset == 4 * 60 * 60) {
|
||||
// We're likely dealing with zoneinfo that doesn't support really old
|
||||
// timestamps, so Europe/Moscow never looks to be on local mean time.
|
||||
} else {
|
||||
TestFormatSpecifier(tp, tz, "%E*z", "+04:31:19");
|
||||
TestFormatSpecifier(tp, tz, "%Ez", "+04:31");
|
||||
}
|
||||
tp += seconds(1);
|
||||
TestFormatSpecifier(tp, tz, "%E*z", "+04:00:00");
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue