From a1fe97330c70a511125fc3f49ba9ce3f2d85aa1a Mon Sep 17 00:00:00 2001 From: Matt Borland Date: Sat, 15 Oct 2022 15:33:36 -0700 Subject: [PATCH] Include performance file and results --- .../performance/new_next_performance.cpp | 126 ++++++++++++++++++ 1 file changed, 126 insertions(+) create mode 100644 reporting/performance/new_next_performance.cpp diff --git a/reporting/performance/new_next_performance.cpp b/reporting/performance/new_next_performance.cpp new file mode 100644 index 0000000000..e8ca0ea03d --- /dev/null +++ b/reporting/performance/new_next_performance.cpp @@ -0,0 +1,126 @@ +// (C) Copyright Matt Borland 2022. +// Use, modification and distribution are subject to 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) + +#include +#include + +template +void float_distance(benchmark::State& state) +{ + const auto difference = static_cast(state.range(0)); + T left = 2; + T right = boost::math::float_advance(left, difference); + + for (auto _ : state) + { + benchmark::DoNotOptimize(boost::math::float_distance(left, right)); + } + state.SetComplexityN(state.range(0)); +} + +BENCHMARK_TEMPLATE(float_distance, float)->RangeMultiplier(2)->Range(1 << 1, 1 << 14)->Complexity()->UseRealTime(); +BENCHMARK_TEMPLATE(float_distance, double)->RangeMultiplier(2)->Range(1 << 1, 1 << 14)->Complexity()->UseRealTime(); + +BENCHMARK_MAIN(); + +/* +Run on Apple M1 Pro Arch using Apple Clang 14.0.0 (15OCT22) + +Original performance (Boost 1.80.0): + +Unable to determine clock rate from sysctl: hw.cpufrequency: No such file or directory +This does not affect benchmark measurements, only the metadata output. +2022-10-15T15:24:07-07:00 +Running ./new_next_performance +Run on (10 X 24.0916 MHz CPU s) +CPU Caches: + L1 Data 64 KiB + L1 Instruction 128 KiB + L2 Unified 4096 KiB (x10) +Load Average: 1.86, 2.53, 5.83 +--------------------------------------------------------------------------------- +Benchmark Time CPU Iterations +--------------------------------------------------------------------------------- +float_distance/2/real_time 61.4 ns 61.4 ns 9074469 +float_distance/4/real_time 61.7 ns 61.7 ns 11384150 +float_distance/8/real_time 61.4 ns 61.4 ns 10814604 +float_distance/16/real_time 61.7 ns 61.7 ns 11348376 +float_distance/32/real_time 61.4 ns 61.4 ns 11387167 +float_distance/64/real_time 61.6 ns 61.6 ns 11131932 +float_distance/128/real_time 61.4 ns 61.4 ns 11382029 +float_distance/256/real_time 61.4 ns 61.4 ns 11307649 +float_distance/512/real_time 61.4 ns 61.4 ns 11376048 +float_distance/1024/real_time 61.4 ns 61.4 ns 11355748 +float_distance/2048/real_time 61.8 ns 61.8 ns 11373776 +float_distance/4096/real_time 61.4 ns 61.4 ns 11382368 +float_distance/8192/real_time 61.4 ns 61.4 ns 11353453 +float_distance/16384/real_time 61.4 ns 61.4 ns 11378298 +float_distance/real_time_BigO 61.48 (1) 61.47 (1) +float_distance/real_time_RMS 0 % 0 % +float_distance/2/real_time 55.6 ns 55.6 ns 12580218 +float_distance/4/real_time 55.6 ns 55.6 ns 12577835 +float_distance/8/real_time 55.6 ns 55.6 ns 12564909 +float_distance/16/real_time 56.2 ns 56.2 ns 12554909 +float_distance/32/real_time 56.0 ns 56.0 ns 12544381 +float_distance/64/real_time 55.6 ns 55.6 ns 12566488 +float_distance/128/real_time 55.6 ns 55.6 ns 12499581 +float_distance/256/real_time 55.6 ns 55.6 ns 12565661 +float_distance/512/real_time 56.1 ns 56.1 ns 12550023 +float_distance/1024/real_time 55.8 ns 55.8 ns 12568603 +float_distance/2048/real_time 55.6 ns 55.6 ns 12546049 +float_distance/4096/real_time 55.6 ns 55.6 ns 12528525 +float_distance/8192/real_time 55.9 ns 55.9 ns 12563030 +float_distance/16384/real_time 56.0 ns 56.0 ns 12447644 +float_distance/real_time_BigO 55.78 (1) 55.78 (1) +float_distance/real_time_RMS 0 % 0 % + +New performance: + +Unable to determine clock rate from sysctl: hw.cpufrequency: No such file or directory +This does not affect benchmark measurements, only the metadata output. +2022-10-15T15:31:37-07:00 +Running ./new_next_performance +Run on (10 X 24.122 MHz CPU s) +CPU Caches: + L1 Data 64 KiB + L1 Instruction 128 KiB + L2 Unified 4096 KiB (x10) +Load Average: 2.12, 2.17, 4.26 +--------------------------------------------------------------------------------- +Benchmark Time CPU Iterations +--------------------------------------------------------------------------------- +float_distance/2/real_time 15.8 ns 15.8 ns 42162717 +float_distance/4/real_time 15.9 ns 15.9 ns 44213877 +float_distance/8/real_time 15.8 ns 15.8 ns 43972542 +float_distance/16/real_time 15.8 ns 15.8 ns 44209456 +float_distance/32/real_time 15.8 ns 15.8 ns 44200244 +float_distance/64/real_time 15.8 ns 15.8 ns 44239293 +float_distance/128/real_time 15.8 ns 15.8 ns 44171202 +float_distance/256/real_time 15.8 ns 15.8 ns 44241507 +float_distance/512/real_time 15.9 ns 15.8 ns 44230034 +float_distance/1024/real_time 15.8 ns 15.8 ns 44241554 +float_distance/2048/real_time 15.8 ns 15.8 ns 44220802 +float_distance/4096/real_time 15.8 ns 15.8 ns 44220441 +float_distance/8192/real_time 15.9 ns 15.9 ns 44213994 +float_distance/16384/real_time 15.8 ns 15.8 ns 44215413 +float_distance/real_time_BigO 15.83 (1) 15.83 (1) +float_distance/real_time_RMS 0 % 0 % +float_distance/2/real_time 15.5 ns 15.5 ns 45098165 +float_distance/4/real_time 15.6 ns 15.6 ns 45065465 +float_distance/8/real_time 15.5 ns 15.5 ns 45058733 +float_distance/16/real_time 15.8 ns 15.7 ns 45078404 +float_distance/32/real_time 15.5 ns 15.5 ns 44832734 +float_distance/64/real_time 15.5 ns 15.5 ns 45077303 +float_distance/128/real_time 15.5 ns 15.5 ns 45067255 +float_distance/256/real_time 15.5 ns 15.5 ns 45073844 +float_distance/512/real_time 15.6 ns 15.6 ns 45109342 +float_distance/1024/real_time 15.5 ns 15.5 ns 44845180 +float_distance/2048/real_time 15.5 ns 15.5 ns 45051846 +float_distance/4096/real_time 15.5 ns 15.5 ns 45064317 +float_distance/8192/real_time 15.5 ns 15.5 ns 45115653 +float_distance/16384/real_time 15.5 ns 15.5 ns 45067642 +float_distance/real_time_BigO 15.54 (1) 15.54 (1) +float_distance/real_time_RMS 0 % 0 % +*/