clang-load-hoisting-benchmark

Intel Core i7-10750H testing with a CML Azalea_FMS (V1.03 BIOS) and NVIDIA GeForce GTX 1650 Ti 4GB on Ubuntu 20.04 via the Phoronix Test Suite.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 2112028-TJ-CLANGLOAD40
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Bioinformatics 3 Tests
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clang-without-load-hoisting
December 02 2021
  1 Hour, 12 Minutes
clang-with-load-hoisting
December 02 2021
  1 Hour, 9 Minutes
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clang-without-load-hoisting

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: Optimized build with assertions; Default target: x86_64-unknown-linux-gnu; Host CPU: skylake
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0xea - Thermald 1.9.1
Security Notes: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + srbds: Not affected + tsx_async_abort: Not affected

clang-with-load-hoisting

Processor: Intel Core i7-10750H @ 5.00GHz (6 Cores / 12 Threads), Motherboard: CML Azalea_FMS (V1.03 BIOS), Chipset: Intel Comet Lake PCH, Memory: 16GB, Disk: 1024GB Micron_2210_MTFDHBA1T0QFD, Graphics: NVIDIA GeForce GTX 1650 Ti 4GB, Audio: Realtek ALC255, Network: Realtek RTL8111/8168/8411 + Intel Wi-Fi 6 AX201

OS: Ubuntu 20.04, Kernel: 5.11.0-41-generic (x86_64), Desktop: GNOME Shell 3.36.9, Display Server: X Server 1.20.11, Display Driver: NVIDIA 460.91.03, OpenGL: 4.6.0, Vulkan: 1.2.145, Compiler: Clang 14.0.0 + GCC 9.3.0, File-System: ext4, Screen Resolution: 1920x1080

clang-load-hoisting-benchmarkOpenBenchmarking.orgPhoronix Test SuiteIntel Core i7-10750H @ 5.00GHz (6 Cores / 12 Threads)CML Azalea_FMS (V1.03 BIOS)Intel Comet Lake PCH16GB1024GB Micron_2210_MTFDHBA1T0QFDNVIDIA GeForce GTX 1650 Ti 4GBRealtek ALC255Realtek RTL8111/8168/8411 + Intel Wi-Fi 6 AX201Ubuntu 20.045.11.0-41-generic (x86_64)GNOME Shell 3.36.9X Server 1.20.11NVIDIA 460.91.034.6.01.2.145Clang 14.0.0 + GCC 9.3.0ext41920x1080ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLVulkanCompilerFile-SystemScreen ResolutionClang-load-hoisting-benchmark PerformanceSystem Logs- Transparent Huge Pages: madvise- CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"- Optimized build with assertions; Default target: x86_64-unknown-linux-gnu; Host CPU: skylake - Scaling Governor: intel_pstate powersave - CPU Microcode: 0xea - Thermald 1.9.1 - itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + srbds: Not affected + tsx_async_abort: Not affected

clang-without-load-hoisting vs. clang-with-load-hoisting ComparisonPhoronix Test SuiteBaseline+3.2%+3.2%+6.4%+6.4%+9.6%+9.6%12.8%12%10.7%9.3%8.5%7.6%6.9%6.6%6.3%5.1%4.9%4.8%3.9%3.3%2.4%2.2%1 - 1 - Read Write - Average Latency1 - 1 - Read WriteGracefulS.AD.TP.P.ACompositeTotal Time - 4.1.R.P.PC.u.1.0.3.s.i.i.C.L.9Time To CompileHair2048 x 2048 - Total TimeCoreMark Size 666 - I.P.S3.7%1.H.M.2.DH.2.V.EMD5PostgreSQL pgbenchPostgreSQL pgbenchMinionCppPerformanceBenchmarkslibjpeg-turbo tjbenchTimed MrBayes AnalysisSciMarkC-RayXZ CompressionTimed PHP CompilationebizzyTungsten RendererAOBenchCoremarkasmFishx264John The Ripperclang-without-load-hoistingclang-with-load-hoisting

clang-load-hoisting-benchmarkmrbayes: Primate Phylogeny Analysiscompress-zstd: 3 - Compression Speedcompress-zstd: 3 - Decompression Speedscimark2: Compositetscp: AI Chess Performancejohn-the-ripper: MD5graphics-magick: HWB Color Spacedav1d: Summer Nature 1080psvt-hevc: 7 - Bosphorus 1080psvt-vp9: Visual Quality Optimized - Bosphorus 1080pvpxenc: Speed 5 - Bosphorus 1080px264: H.264 Video Encodingx265: Bosphorus 1080pcoremark: CoreMark Size 666 - Iterations Per Secondhimeno: Poisson Pressure Solverasmfish: 1024 Hash Memory, 26 Depthebizzy: build-php: Time To Compilec-ray: Total Time - 4K, 16 Rays Per Pixeltungsten: Hairaobench: 2048 x 2048 - Total Timecompress-xz: Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9minion: Gracefultjbench: Decompression Throughputpgbench: 1 - 1 - Read Writepgbench: 1 - 1 - Read Write - Average Latencycpp-perf-bench: Stepanov Abstractionclang-without-load-hoistingclang-with-load-hoisting134.7171179.12768.52681.29133424989182188391.9270.1591.5325.8059.0641.42194017.7299473502.6325681727587829981064.900111.49643.489932.59854.60954.147663180.00446512990.77532.727125.1931193.42770.82866.49133489791163191398.9270.4391.2626.0060.4741.77187025.8547253504.4762841785023031464661.759104.55641.480131.38851.37948.908291195.22535714550.68729.949OpenBenchmarking.org

Timed MrBayes Analysis

This test performs a bayesian analysis of a set of primate genome sequences in order to estimate their phylogeny. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MrBayes Analysis 3.2.7Primate Phylogeny Analysisclang-without-load-hoistingclang-with-load-hoisting306090120150SE +/- 1.63, N = 3SE +/- 0.41, N = 3134.72125.19
OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MrBayes Analysis 3.2.7Primate Phylogeny Analysisclang-without-load-hoistingclang-with-load-hoisting306090120150Min: 131.53 / Avg: 134.72 / Max: 136.93Min: 124.39 / Avg: 125.19 / Max: 125.73

Timed HMMer Search

This test searches through the Pfam database of profile hidden markov models. The search finds the domain structure of Drosophila Sevenless protein. Learn more via the OpenBenchmarking.org test page.

clang-without-load-hoisting: The test quit with a non-zero exit status.

clang-with-load-hoisting: The test quit with a non-zero exit status.

Zstd Compression

This test measures the time needed to compress/decompress a sample file (a FreeBSD disk image - FreeBSD-12.2-RELEASE-amd64-memstick.img) using Zstd compression with options for different compression levels / settings. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMB/s, More Is BetterZstd Compression 1.5.0Compression Level: 3 - Compression Speedclang-without-load-hoistingclang-with-load-hoisting30060090012001500SE +/- 12.07, N = 3SE +/- 10.58, N = 31179.11193.4
OpenBenchmarking.orgMB/s, More Is BetterZstd Compression 1.5.0Compression Level: 3 - Compression Speedclang-without-load-hoistingclang-with-load-hoisting2004006008001000Min: 1157.9 / Avg: 1179.1 / Max: 1199.7Min: 1173.5 / Avg: 1193.4 / Max: 1209.6

OpenBenchmarking.orgMB/s, More Is BetterZstd Compression 1.5.0Compression Level: 3 - Decompression Speedclang-without-load-hoistingclang-with-load-hoisting6001200180024003000SE +/- 2.43, N = 3SE +/- 2.67, N = 32768.52770.8
OpenBenchmarking.orgMB/s, More Is BetterZstd Compression 1.5.0Compression Level: 3 - Decompression Speedclang-without-load-hoistingclang-with-load-hoisting5001000150020002500Min: 2764.1 / Avg: 2768.5 / Max: 2772.5Min: 2765.9 / Avg: 2770.77 / Max: 2775.1

SciMark

This test runs the ANSI C version of SciMark 2.0, which is a benchmark for scientific and numerical computing developed by programmers at the National Institute of Standards and Technology. This test is made up of Fast Foruier Transform, Jacobi Successive Over-relaxation, Monte Carlo, Sparse Matrix Multiply, and dense LU matrix factorization benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Compositeclang-without-load-hoistingclang-with-load-hoisting6001200180024003000SE +/- 14.91, N = 3SE +/- 136.09, N = 32681.292866.491. (CC) clang options: -O3 -march=native -lm
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Compositeclang-without-load-hoistingclang-with-load-hoisting5001000150020002500Min: 2651.47 / Avg: 2681.29 / Max: 2696.33Min: 2719.95 / Avg: 2866.49 / Max: 3138.41. (CC) clang options: -O3 -march=native -lm

TSCP

This is a performance test of TSCP, Tom Kerrigan's Simple Chess Program, which has a built-in performance benchmark. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess Performanceclang-without-load-hoistingclang-with-load-hoisting300K600K900K1200K1500KSE +/- 647.40, N = 5SE +/- 792.90, N = 5133424913348971. (CC) clang options: -O3 -march=native
OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess Performanceclang-without-load-hoistingclang-with-load-hoisting200K400K600K800K1000KMin: 1333602 / Avg: 1334249.4 / Max: 1336839Min: 1333602 / Avg: 1334896.8 / Max: 13368391. (CC) clang options: -O3 -march=native

John The Ripper

This is a benchmark of John The Ripper, which is a password cracker. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.9.0-jumbo-1Test: MD5clang-without-load-hoistingclang-with-load-hoisting20K40K60K80K100KSE +/- 712.43, N = 3SE +/- 652.06, N = 38918291163
OpenBenchmarking.orgReal C/S, More Is BetterJohn The Ripper 1.9.0-jumbo-1Test: MD5clang-without-load-hoistingclang-with-load-hoisting16K32K48K64K80KMin: 88024 / Avg: 89182 / Max: 90480Min: 89950 / Avg: 91163.33 / Max: 92184

GraphicsMagick

This is a test of GraphicsMagick with its OpenMP implementation that performs various imaging tests on a sample 6000x4000 pixel JPEG image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: HWB Color Spaceclang-without-load-hoistingclang-with-load-hoisting4080120160200SE +/- 0.58, N = 3188191
OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.33Operation: HWB Color Spaceclang-without-load-hoistingclang-with-load-hoisting4080120160200Min: 190 / Avg: 191 / Max: 192

dav1d

Dav1d is an open-source, speedy AV1 video decoder. This test profile times how long it takes to decode sample AV1 video content. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFPS, More Is Betterdav1d 0.9.2Video Input: Summer Nature 1080pclang-without-load-hoistingclang-with-load-hoisting90180270360450SE +/- 2.82, N = 3SE +/- 0.98, N = 3391.92398.92MIN: 350.25 / MAX: 427.87MIN: 364.8 / MAX: 431.631. (CC) clang options: -Qunused-arguments -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -lm -lxcb -lasound -lSDL2 -lsndio -lXv -lX11 -lXext -pthread -lbz2 -O3 -march=native -std=c11 -fomit-frame-pointer -fno-math-errno -fno-signed-zeros -mstack-alignment=16 -MMD -MF -MT
OpenBenchmarking.orgFPS, More Is Betterdav1d 0.9.2Video Input: Summer Nature 1080pclang-without-load-hoistingclang-with-load-hoisting70140210280350Min: 386.56 / Avg: 391.92 / Max: 396.12Min: 397 / Avg: 398.92 / Max: 400.231. (CC) clang options: -Qunused-arguments -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -lm -lxcb -lasound -lSDL2 -lsndio -lXv -lX11 -lXext -pthread -lbz2 -O3 -march=native -std=c11 -fomit-frame-pointer -fno-math-errno -fno-signed-zeros -mstack-alignment=16 -MMD -MF -MT

SVT-HEVC

This is a test of the Intel Open Visual Cloud Scalable Video Technology SVT-HEVC CPU-based multi-threaded video encoder for the HEVC / H.265 video format with a sample 1080p YUV video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-HEVC 1.5.0Tuning: 7 - Input: Bosphorus 1080pclang-without-load-hoistingclang-with-load-hoisting1632486480SE +/- 0.17, N = 3SE +/- 0.22, N = 370.1570.43
OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-HEVC 1.5.0Tuning: 7 - Input: Bosphorus 1080pclang-without-load-hoistingclang-with-load-hoisting1428425670Min: 69.83 / Avg: 70.15 / Max: 70.38Min: 70 / Avg: 70.43 / Max: 70.65

SVT-VP9

This is a test of the Intel Open Visual Cloud Scalable Video Technology SVT-VP9 CPU-based multi-threaded video encoder for the VP9 video format with a sample YUV input video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-VP9 0.3Tuning: Visual Quality Optimized - Input: Bosphorus 1080pclang-without-load-hoistingclang-with-load-hoisting20406080100SE +/- 1.14, N = 3SE +/- 1.49, N = 391.5391.26
OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-VP9 0.3Tuning: Visual Quality Optimized - Input: Bosphorus 1080pclang-without-load-hoistingclang-with-load-hoisting20406080100Min: 89.25 / Avg: 91.53 / Max: 92.68Min: 88.29 / Avg: 91.26 / Max: 92.98

VP9 libvpx Encoding

This is a standard video encoding performance test of Google's libvpx library and the vpxenc command for the VP9 video format. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is BetterVP9 libvpx Encoding 1.10.0Speed: Speed 5 - Input: Bosphorus 1080pclang-without-load-hoistingclang-with-load-hoisting612182430SE +/- 0.04, N = 3SE +/- 0.02, N = 325.8026.001. (CC) clang options: -m64 -lpthread
OpenBenchmarking.orgFrames Per Second, More Is BetterVP9 libvpx Encoding 1.10.0Speed: Speed 5 - Input: Bosphorus 1080pclang-without-load-hoistingclang-with-load-hoisting612182430Min: 25.73 / Avg: 25.8 / Max: 25.88Min: 25.97 / Avg: 26 / Max: 26.031. (CC) clang options: -m64 -lpthread

x264

This is a simple test of the x264 encoder run on the CPU (OpenCL support disabled) with a sample video file. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2019-12-17H.264 Video Encodingclang-without-load-hoistingclang-with-load-hoisting1428425670SE +/- 0.85, N = 3SE +/- 0.68, N = 359.0660.47
OpenBenchmarking.orgFrames Per Second, More Is Betterx264 2019-12-17H.264 Video Encodingclang-without-load-hoistingclang-with-load-hoisting1224364860Min: 57.37 / Avg: 59.06 / Max: 59.96Min: 59.42 / Avg: 60.47 / Max: 61.74

x265

This is a simple test of the x265 encoder run on the CPU with 1080p and 4K options for H.265 video encode performance with x265. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgFrames Per Second, More Is Betterx265 3.4Video Input: Bosphorus 1080pclang-without-load-hoistingclang-with-load-hoisting1020304050SE +/- 0.45, N = 3SE +/- 0.17, N = 341.4241.77
OpenBenchmarking.orgFrames Per Second, More Is Betterx265 3.4Video Input: Bosphorus 1080pclang-without-load-hoistingclang-with-load-hoisting918273645Min: 40.72 / Avg: 41.42 / Max: 42.27Min: 41.53 / Avg: 41.77 / Max: 42.09

Coremark

This is a test of EEMBC CoreMark processor benchmark. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgIterations/Sec, More Is BetterCoremark 1.0CoreMark Size 666 - Iterations Per Secondclang-without-load-hoistingclang-with-load-hoisting40K80K120K160K200KSE +/- 576.77, N = 3SE +/- 4680.12, N = 3194017.73187025.851. (CC) clang options: -O2 -O3 -march=native -lrt" -lrt
OpenBenchmarking.orgIterations/Sec, More Is BetterCoremark 1.0CoreMark Size 666 - Iterations Per Secondclang-without-load-hoistingclang-with-load-hoisting30K60K90K120K150KMin: 192998.45 / Avg: 194017.73 / Max: 194995.13Min: 180795.5 / Avg: 187025.85 / Max: 196190.631. (CC) clang options: -O2 -O3 -march=native -lrt" -lrt

Himeno Benchmark

The Himeno benchmark is a linear solver of pressure Poisson using a point-Jacobi method. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure Solverclang-without-load-hoistingclang-with-load-hoisting8001600240032004000SE +/- 5.98, N = 3SE +/- 1.69, N = 33502.633504.481. (CC) clang options: -O3 -march=native -mavx2
OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure Solverclang-without-load-hoistingclang-with-load-hoisting6001200180024003000Min: 3490.74 / Avg: 3502.63 / Max: 3509.64Min: 3501.38 / Avg: 3504.48 / Max: 3507.211. (CC) clang options: -O3 -march=native -mavx2

asmFish

This is a test of asmFish, an advanced chess benchmark written in Assembly. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgNodes/second, More Is BetterasmFish 2018-07-231024 Hash Memory, 26 Depthclang-without-load-hoistingclang-with-load-hoisting4M8M12M16M20MSE +/- 292729.63, N = 3SE +/- 27684.37, N = 31727587817850230
OpenBenchmarking.orgNodes/second, More Is BetterasmFish 2018-07-231024 Hash Memory, 26 Depthclang-without-load-hoistingclang-with-load-hoisting3M6M9M12M15MMin: 16778928 / Avg: 17275877.67 / Max: 17792406Min: 17794984 / Avg: 17850230 / Max: 17881044

ebizzy

This is a test of ebizzy, a program to generate workloads resembling web server workloads. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgRecords/s, More Is Betterebizzy 0.3clang-without-load-hoistingclang-with-load-hoisting70K140K210K280K350KSE +/- 8335.76, N = 3SE +/- 8892.96, N = 32998103146461. (CC) clang options: -pthread -lpthread -O3 -march=native
OpenBenchmarking.orgRecords/s, More Is Betterebizzy 0.3clang-without-load-hoistingclang-with-load-hoisting50K100K150K200K250KMin: 284219 / Avg: 299809.67 / Max: 312719Min: 299408 / Avg: 314646.33 / Max: 3302091. (CC) clang options: -pthread -lpthread -O3 -march=native

Timed PHP Compilation

This test times how long it takes to build PHP 7. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed PHP Compilation 7.4.2Time To Compileclang-without-load-hoistingclang-with-load-hoisting1428425670SE +/- 0.84, N = 3SE +/- 0.08, N = 364.9061.76
OpenBenchmarking.orgSeconds, Fewer Is BetterTimed PHP Compilation 7.4.2Time To Compileclang-without-load-hoistingclang-with-load-hoisting1326395265Min: 63.27 / Avg: 64.9 / Max: 66.06Min: 61.61 / Avg: 61.76 / Max: 61.87

C-Ray

This is a test of C-Ray, a simple raytracer designed to test the floating-point CPU performance. This test is multi-threaded (16 threads per core), will shoot 8 rays per pixel for anti-aliasing, and will generate a 1600 x 1200 image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total Time - 4K, 16 Rays Per Pixelclang-without-load-hoistingclang-with-load-hoisting20406080100SE +/- 0.57, N = 3SE +/- 0.35, N = 3111.50104.561. (CC) clang options: -lm -lpthread -O3 -march=native
OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total Time - 4K, 16 Rays Per Pixelclang-without-load-hoistingclang-with-load-hoisting20406080100Min: 110.72 / Avg: 111.5 / Max: 112.6Min: 103.9 / Avg: 104.56 / Max: 105.11. (CC) clang options: -lm -lpthread -O3 -march=native

Tungsten Renderer

Tungsten is a C++ physically based renderer that makes use of Intel's Embree ray tracing library. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTungsten Renderer 0.2.2Scene: Hairclang-without-load-hoistingclang-with-load-hoisting1020304050SE +/- 0.31, N = 3SE +/- 0.02, N = 343.4941.48
OpenBenchmarking.orgSeconds, Fewer Is BetterTungsten Renderer 0.2.2Scene: Hairclang-without-load-hoistingclang-with-load-hoisting918273645Min: 43.04 / Avg: 43.49 / Max: 44.08Min: 41.45 / Avg: 41.48 / Max: 41.5

AOBench

AOBench is a lightweight ambient occlusion renderer, written in C. The test profile is using a size of 2048 x 2048. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterAOBenchSize: 2048 x 2048 - Total Timeclang-without-load-hoistingclang-with-load-hoisting816243240SE +/- 1.59, N = 3SE +/- 1.87, N = 332.6031.391. (CC) clang options: -lm -O3 -march=native
OpenBenchmarking.orgSeconds, Fewer Is BetterAOBenchSize: 2048 x 2048 - Total Timeclang-without-load-hoistingclang-with-load-hoisting714212835Min: 30.07 / Avg: 32.6 / Max: 35.52Min: 29.22 / Avg: 31.39 / Max: 35.111. (CC) clang options: -lm -O3 -march=native

XZ Compression

This test measures the time needed to compress a sample file (an Ubuntu file-system image) using XZ compression. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterXZ Compression 5.2.4Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9clang-without-load-hoistingclang-with-load-hoisting1224364860SE +/- 0.91, N = 3SE +/- 0.04, N = 354.6151.38
OpenBenchmarking.orgSeconds, Fewer Is BetterXZ Compression 5.2.4Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9clang-without-load-hoistingclang-with-load-hoisting1122334455Min: 53.53 / Avg: 54.61 / Max: 56.42Min: 51.31 / Avg: 51.38 / Max: 51.46

Minion

Minion is an open-source constraint solver that is designed to be very scalable. This test profile uses Minion's integrated benchmarking problems to solve. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterMinion 1.8Benchmark: Gracefulclang-without-load-hoistingclang-with-load-hoisting1224364860SE +/- 0.53, N = 3SE +/- 1.42, N = 354.1548.91
OpenBenchmarking.orgSeconds, Fewer Is BetterMinion 1.8Benchmark: Gracefulclang-without-load-hoistingclang-with-load-hoisting1122334455Min: 53.27 / Avg: 54.15 / Max: 55.1Min: 46.08 / Avg: 48.91 / Max: 50.51

libjpeg-turbo tjbench

tjbench is a JPEG decompression/compression benchmark that is part of libjpeg-turbo, a JPEG image codec library optimized for SIMD instructions on modern CPU architectures. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMegapixels/sec, More Is Betterlibjpeg-turbo tjbench 2.1.0Test: Decompression Throughputclang-without-load-hoistingclang-with-load-hoisting4080120160200SE +/- 0.41, N = 3SE +/- 0.35, N = 3180.00195.23
OpenBenchmarking.orgMegapixels/sec, More Is Betterlibjpeg-turbo tjbench 2.1.0Test: Decompression Throughputclang-without-load-hoistingclang-with-load-hoisting4080120160200Min: 179.46 / Avg: 180 / Max: 180.81Min: 194.53 / Avg: 195.23 / Max: 195.67

PostgreSQL pgbench

This is a benchmark of PostgreSQL using pgbench for facilitating the database benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 14.0Scaling Factor: 1 - Clients: 1 - Mode: Read Writeclang-without-load-hoistingclang-with-load-hoisting30060090012001500SE +/- 74.13, N = 3SE +/- 14.48, N = 312991455
OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 14.0Scaling Factor: 1 - Clients: 1 - Mode: Read Writeclang-without-load-hoistingclang-with-load-hoisting30060090012001500Min: 1221.4 / Avg: 1298.59 / Max: 1446.81Min: 1436.24 / Avg: 1454.74 / Max: 1483.3

OpenBenchmarking.orgms, Fewer Is BetterPostgreSQL pgbench 14.0Scaling Factor: 1 - Clients: 1 - Mode: Read Write - Average Latencyclang-without-load-hoistingclang-with-load-hoisting0.17440.34880.52320.69760.872SE +/- 0.042, N = 3SE +/- 0.007, N = 30.7750.687
OpenBenchmarking.orgms, Fewer Is BetterPostgreSQL pgbench 14.0Scaling Factor: 1 - Clients: 1 - Mode: Read Write - Average Latencyclang-without-load-hoistingclang-with-load-hoisting246810Min: 0.69 / Avg: 0.78 / Max: 0.82Min: 0.67 / Avg: 0.69 / Max: 0.7

CppPerformanceBenchmarks

CppPerformanceBenchmarks is a set of C++ compiler performance benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Stepanov Abstractionclang-without-load-hoistingclang-with-load-hoisting816243240SE +/- 0.45, N = 3SE +/- 0.36, N = 332.7329.95
OpenBenchmarking.orgSeconds, Fewer Is BetterCppPerformanceBenchmarks 9Test: Stepanov Abstractionclang-without-load-hoistingclang-with-load-hoisting714212835Min: 31.94 / Avg: 32.73 / Max: 33.51Min: 29.28 / Avg: 29.95 / Max: 30.49

clang-without-load-hoisting

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: Optimized build with assertions; Default target: x86_64-unknown-linux-gnu; Host CPU: skylake
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0xea - Thermald 1.9.1
Security Notes: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 2 December 2021 22:13 by user syrmia.

clang-with-load-hoisting

Processor: Intel Core i7-10750H @ 5.00GHz (6 Cores / 12 Threads), Motherboard: CML Azalea_FMS (V1.03 BIOS), Chipset: Intel Comet Lake PCH, Memory: 16GB, Disk: 1024GB Micron_2210_MTFDHBA1T0QFD, Graphics: NVIDIA GeForce GTX 1650 Ti 4GB, Audio: Realtek ALC255, Network: Realtek RTL8111/8168/8411 + Intel Wi-Fi 6 AX201

OS: Ubuntu 20.04, Kernel: 5.11.0-41-generic (x86_64), Desktop: GNOME Shell 3.36.9, Display Server: X Server 1.20.11, Display Driver: NVIDIA 460.91.03, OpenGL: 4.6.0, Vulkan: 1.2.145, Compiler: Clang 14.0.0 + GCC 9.3.0, File-System: ext4, Screen Resolution: 1920x1080

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: Optimized build with assertions; Default target: x86_64-unknown-linux-gnu; Host CPU: skylake
Processor Notes: Scaling Governor: intel_pstate powersave - CPU Microcode: 0xea - Thermald 1.9.1
Security Notes: itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Not affected + mds: Not affected + meltdown: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Enhanced IBRS IBPB: conditional RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 2 December 2021 23:42 by user syrmia.