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-rw-r--r--third_party/abseil_cpp/absl/time/time_benchmark.cc316
1 files changed, 0 insertions, 316 deletions
diff --git a/third_party/abseil_cpp/absl/time/time_benchmark.cc b/third_party/abseil_cpp/absl/time/time_benchmark.cc
deleted file mode 100644
index 99e6279984e6..000000000000
--- a/third_party/abseil_cpp/absl/time/time_benchmark.cc
+++ /dev/null
@@ -1,316 +0,0 @@
-// Copyright 2018 The Abseil Authors.
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      https://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "absl/time/time.h"
-
-#if !defined(_WIN32)
-#include <sys/time.h>
-#endif  // _WIN32
-#include <algorithm>
-#include <cmath>
-#include <cstddef>
-#include <cstring>
-#include <ctime>
-#include <memory>
-#include <string>
-
-#include "absl/time/clock.h"
-#include "absl/time/internal/test_util.h"
-#include "benchmark/benchmark.h"
-
-namespace {
-
-//
-// Addition/Subtraction of a duration
-//
-
-void BM_Time_Arithmetic(benchmark::State& state) {
-  const absl::Duration nano = absl::Nanoseconds(1);
-  const absl::Duration sec = absl::Seconds(1);
-  absl::Time t = absl::UnixEpoch();
-  while (state.KeepRunning()) {
-    benchmark::DoNotOptimize(t += nano);
-    benchmark::DoNotOptimize(t -= sec);
-  }
-}
-BENCHMARK(BM_Time_Arithmetic);
-
-//
-// Time difference
-//
-
-void BM_Time_Difference(benchmark::State& state) {
-  absl::Time start = absl::Now();
-  absl::Time end = start + absl::Nanoseconds(1);
-  absl::Duration diff;
-  while (state.KeepRunning()) {
-    benchmark::DoNotOptimize(diff += end - start);
-  }
-}
-BENCHMARK(BM_Time_Difference);
-
-//
-// ToDateTime
-//
-// 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_Absl(benchmark::State& state) {
-  const absl::TimeZone tz =
-      absl::time_internal::LoadTimeZone("America/Los_Angeles");
-  absl::Time t = absl::FromUnixSeconds(1384569027);
-  absl::Time t2 = absl::FromUnixSeconds(1418962578);
-  while (state.KeepRunning()) {
-    std::swap(t, t2);
-    t += absl::Seconds(1);
-    benchmark::DoNotOptimize(t.In(tz));
-  }
-}
-BENCHMARK(BM_Time_ToDateTime_Absl);
-
-void BM_Time_ToDateTime_Libc(benchmark::State& state) {
-  // No timezone support, so just use localtime.
-  time_t t = 1384569027;
-  time_t t2 = 1418962578;
-  while (state.KeepRunning()) {
-    std::swap(t, t2);
-    t += 1;
-    struct tm tm;
-#if !defined(_WIN32)
-    benchmark::DoNotOptimize(localtime_r(&t, &tm));
-#else   // _WIN32
-    benchmark::DoNotOptimize(localtime_s(&tm, &t));
-#endif  // _WIN32
-  }
-}
-BENCHMARK(BM_Time_ToDateTime_Libc);
-
-void BM_Time_ToDateTimeUTC_Absl(benchmark::State& state) {
-  const absl::TimeZone tz = absl::UTCTimeZone();
-  absl::Time t = absl::FromUnixSeconds(1384569027);
-  while (state.KeepRunning()) {
-    t += absl::Seconds(1);
-    benchmark::DoNotOptimize(t.In(tz));
-  }
-}
-BENCHMARK(BM_Time_ToDateTimeUTC_Absl);
-
-void BM_Time_ToDateTimeUTC_Libc(benchmark::State& state) {
-  time_t t = 1384569027;
-  while (state.KeepRunning()) {
-    t += 1;
-    struct tm tm;
-#if !defined(_WIN32)
-    benchmark::DoNotOptimize(gmtime_r(&t, &tm));
-#else   // _WIN32
-    benchmark::DoNotOptimize(gmtime_s(&tm, &t));
-#endif  // _WIN32
-  }
-}
-BENCHMARK(BM_Time_ToDateTimeUTC_Libc);
-
-//
-// FromUnixMicros
-//
-
-void BM_Time_FromUnixMicros(benchmark::State& state) {
-  int i = 0;
-  while (state.KeepRunning()) {
-    benchmark::DoNotOptimize(absl::FromUnixMicros(i));
-    ++i;
-  }
-}
-BENCHMARK(BM_Time_FromUnixMicros);
-
-void BM_Time_ToUnixNanos(benchmark::State& state) {
-  const absl::Time t = absl::UnixEpoch() + absl::Seconds(123);
-  while (state.KeepRunning()) {
-    benchmark::DoNotOptimize(ToUnixNanos(t));
-  }
-}
-BENCHMARK(BM_Time_ToUnixNanos);
-
-void BM_Time_ToUnixMicros(benchmark::State& state) {
-  const absl::Time t = absl::UnixEpoch() + absl::Seconds(123);
-  while (state.KeepRunning()) {
-    benchmark::DoNotOptimize(ToUnixMicros(t));
-  }
-}
-BENCHMARK(BM_Time_ToUnixMicros);
-
-void BM_Time_ToUnixMillis(benchmark::State& state) {
-  const absl::Time t = absl::UnixEpoch() + absl::Seconds(123);
-  while (state.KeepRunning()) {
-    benchmark::DoNotOptimize(ToUnixMillis(t));
-  }
-}
-BENCHMARK(BM_Time_ToUnixMillis);
-
-void BM_Time_ToUnixSeconds(benchmark::State& state) {
-  const absl::Time t = absl::UnixEpoch() + absl::Seconds(123);
-  while (state.KeepRunning()) {
-    benchmark::DoNotOptimize(absl::ToUnixSeconds(t));
-  }
-}
-BENCHMARK(BM_Time_ToUnixSeconds);
-
-//
-// FromCivil
-//
-// In each "FromCivil" 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_FromCivil_Absl(benchmark::State& state) {
-  const absl::TimeZone tz =
-      absl::time_internal::LoadTimeZone("America/Los_Angeles");
-  int i = 0;
-  while (state.KeepRunning()) {
-    if ((i & 1) == 0) {
-      absl::FromCivil(absl::CivilSecond(2014, 12, 18, 20, 16, 18), tz);
-    } else {
-      absl::FromCivil(absl::CivilSecond(2013, 11, 15, 18, 30, 27), tz);
-    }
-    ++i;
-  }
-}
-BENCHMARK(BM_Time_FromCivil_Absl);
-
-void BM_Time_FromCivil_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;
-    mktime(&tm);
-    ++i;
-  }
-}
-BENCHMARK(BM_Time_FromCivil_Libc);
-
-void BM_Time_FromCivilUTC_Absl(benchmark::State& state) {
-  const absl::TimeZone tz = absl::UTCTimeZone();
-  while (state.KeepRunning()) {
-    absl::FromCivil(absl::CivilSecond(2014, 12, 18, 20, 16, 18), tz);
-  }
-}
-BENCHMARK(BM_Time_FromCivilUTC_Absl);
-
-void BM_Time_FromCivilDay0_Absl(benchmark::State& state) {
-  const absl::TimeZone tz =
-      absl::time_internal::LoadTimeZone("America/Los_Angeles");
-  int i = 0;
-  while (state.KeepRunning()) {
-    if ((i & 1) == 0) {
-      absl::FromCivil(absl::CivilSecond(2014, 12, 0, 20, 16, 18), tz);
-    } else {
-      absl::FromCivil(absl::CivilSecond(2013, 11, 0, 18, 30, 27), tz);
-    }
-    ++i;
-  }
-}
-BENCHMARK(BM_Time_FromCivilDay0_Absl);
-
-void BM_Time_FromCivilDay0_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;
-    mktime(&tm);
-    ++i;
-  }
-}
-BENCHMARK(BM_Time_FromCivilDay0_Libc);
-
-//
-// To/FromTimespec
-//
-
-void BM_Time_ToTimespec(benchmark::State& state) {
-  absl::Time now = absl::Now();
-  while (state.KeepRunning()) {
-    benchmark::DoNotOptimize(absl::ToTimespec(now));
-  }
-}
-BENCHMARK(BM_Time_ToTimespec);
-
-void BM_Time_FromTimespec(benchmark::State& state) {
-  timespec ts = absl::ToTimespec(absl::Now());
-  while (state.KeepRunning()) {
-    if (++ts.tv_nsec == 1000 * 1000 * 1000) {
-      ++ts.tv_sec;
-      ts.tv_nsec = 0;
-    }
-    benchmark::DoNotOptimize(absl::TimeFromTimespec(ts));
-  }
-}
-BENCHMARK(BM_Time_FromTimespec);
-
-//
-// Comparison with InfiniteFuture/Past
-//
-
-void BM_Time_InfiniteFuture(benchmark::State& state) {
-  while (state.KeepRunning()) {
-    benchmark::DoNotOptimize(absl::InfiniteFuture());
-  }
-}
-BENCHMARK(BM_Time_InfiniteFuture);
-
-void BM_Time_InfinitePast(benchmark::State& state) {
-  while (state.KeepRunning()) {
-    benchmark::DoNotOptimize(absl::InfinitePast());
-  }
-}
-BENCHMARK(BM_Time_InfinitePast);
-
-}  // namespace