diff options
author | Vincent Ambo <mail@tazj.in> | 2022-02-07T23·05+0300 |
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committer | clbot <clbot@tvl.fyi> | 2022-02-07T23·09+0000 |
commit | 5aa5d282eac56a21e74611c1cdbaa97bb5db2dca (patch) | |
tree | 8cc5dce8157a1470ff76719dd15d65f648a05522 /third_party/abseil_cpp/absl/strings/internal/char_map_benchmark.cc | |
parent | a25675804c4f429fab5ee5201fe25e89865dfd13 (diff) |
chore(3p/abseil_cpp): unvendor abseil_cpp r/3786
we weren't actually using these sources anymore, okay? Change-Id: If701571d9716de308d3512e1eb22c35db0877a66 Reviewed-on: https://cl.tvl.fyi/c/depot/+/5248 Tested-by: BuildkiteCI Reviewed-by: grfn <grfn@gws.fyi> Autosubmit: tazjin <tazjin@tvl.su>
Diffstat (limited to 'third_party/abseil_cpp/absl/strings/internal/char_map_benchmark.cc')
-rw-r--r-- | third_party/abseil_cpp/absl/strings/internal/char_map_benchmark.cc | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/third_party/abseil_cpp/absl/strings/internal/char_map_benchmark.cc b/third_party/abseil_cpp/absl/strings/internal/char_map_benchmark.cc deleted file mode 100644 index 5cef967b3087..000000000000 --- a/third_party/abseil_cpp/absl/strings/internal/char_map_benchmark.cc +++ /dev/null @@ -1,61 +0,0 @@ -// Copyright 2017 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/strings/internal/char_map.h" - -#include <cstdint> - -#include "benchmark/benchmark.h" - -namespace { - -absl::strings_internal::Charmap MakeBenchmarkMap() { - absl::strings_internal::Charmap m; - uint32_t x[] = {0x0, 0x1, 0x2, 0x3, 0xf, 0xe, 0xd, 0xc}; - for (uint32_t& t : x) t *= static_cast<uint32_t>(0x11111111UL); - for (uint32_t i = 0; i < 256; ++i) { - if ((x[i / 32] >> (i % 32)) & 1) - m = m | absl::strings_internal::Charmap::Char(i); - } - return m; -} - -// Micro-benchmark for Charmap::contains. -void BM_Contains(benchmark::State& state) { - // Loop-body replicated 10 times to increase time per iteration. - // Argument continuously changed to avoid generating common subexpressions. - const absl::strings_internal::Charmap benchmark_map = MakeBenchmarkMap(); - unsigned char c = 0; - int ops = 0; - for (auto _ : state) { - ops += benchmark_map.contains(c++); - ops += benchmark_map.contains(c++); - ops += benchmark_map.contains(c++); - ops += benchmark_map.contains(c++); - ops += benchmark_map.contains(c++); - ops += benchmark_map.contains(c++); - ops += benchmark_map.contains(c++); - ops += benchmark_map.contains(c++); - ops += benchmark_map.contains(c++); - ops += benchmark_map.contains(c++); - } - benchmark::DoNotOptimize(ops); -} -BENCHMARK(BM_Contains); - -// We don't bother benchmarking Charmap::IsZero or Charmap::IntersectsWith; -// their running time is data-dependent and it is not worth characterizing -// "typical" data. - -} // namespace |