Fields

hardware None
os_version None

Parameters

cpu Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
Address sizes: 43 bits physical, 48 bits virtual
CPU(s): 12
On-line CPU(s) list: 0-11
Thread(s) per core: 2
Core(s) per socket: 6
Socket(s): 1
NUMA node(s): 1
Vendor ID: AuthenticAMD
CPU family: 23
Model: 1
Model name: AMD Ryzen 5 1600 Six-Core Processor
Stepping: 1
Frequency boost: enabled
CPU MHz: 1550.000
CPU max MHz: 3200.0000
CPU min MHz: 1550.0000
BogoMIPS: 6387.74
Virtualization: AMD-V
L1d cache: 192 KiB
L1i cache: 384 KiB
L2 cache: 3 MiB
L3 cache: 16 MiB
NUMA node0 CPU(s): 0-11
Vulnerability Itlb multihit: Not affected
Vulnerability L1tf: Not affected
Vulnerability Mds: Not affected
Vulnerability Meltdown: Not affected
Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp
Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization
Vulnerability Spectre v2: Mitigation; Full AMD retpoline, STIBP disabled, RSB filling
Vulnerability Srbds: Not affected
Vulnerability Tsx async abort: Not affected
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid aperfmperf pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb hw_pstate ssbd vmmcall fsgsbase bmi1 avx2 smep bmi2 rdseed adx smap clflushopt sha_ni xsaveopt xsavec xgetbv1 xsaves clzero irperf xsaveerptr arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif overflow_recov succor smca sme sev
memory MemTotal: 16285268 kB

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.34.0.20200325-1
Copyright (C) 2020 Free Software Foundation, Inc.
This program is free software; you may redistribute it under the terms of
the GNU General Public License version 3 or later.
This program has absolutely no warranty.
This assembler was configured for a target of `x86_64-suse-linux'.
gcc gcc (GCC) 11.0.0 20210130 (experimental) accc5ba53e0d0c660aa69f16ef32fc05e4439f1f
Copyright (C) 2021 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
git_revision accc5ba53e0d0c660aa69f16ef32fc05e4439f1f
glibc GNU C Library (GNU libc) stable release version 2.31 (git 0a8262a1b2).
Copyright (C) 2020 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 10.1.1 20200625 [revision c91e43e9363bd119a695d64505f96539fa451bf2].
libc ABIs: UNIQUE IFUNC ABSOLUTE
For bug reporting instructions, please see:
<http://bugs.opensuse.org>.
glibc_location /lib64/libc.so.6
ld GNU ld (GNU Binutils; openSUSE Tumbleweed) 2.34.0.20200325-1
options None
reason None
uname Linux zenith 5.7.9-1-default #1 SMP Thu Jul 16 09:40:08 UTC 2020 (a010166) x86_64 x86_64 x86_64 GNU/Linux
Filter

zenith.gcc-trunk.Ofast test results

Run Order Start Time Duration
Current 1612015094000.accc5ba53e0d0c660aa69f16ef32fc05e4439f1f 2021-01-30T16:50:25.829248 0:01:20.804559
Previous 1611804848000.fbe37371cf372b84d5b7f1a6f5f0971a513dd5fa 2021-01-28T07:33:08.134907 0:01:19.677931
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.615416


Tests Summary

Status Group # # (B)
Performance Regressions 3 23
Performance Improvements 7 11
Added Tests 3 3
Unchanged Tests 293 269
Total Tests 306

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr70614.c 37.32% 0.841 1.155 - 28.25% -
random/pr60243.c 6.81% 92.396 98.688 - -66.07% -
random/pr39326.c 2.39% 97.441 99.772 - -3.57% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp -40.80% 50.077 29.647 - -20.78% -
random/pr38518.c -4.12% 28.051 26.895 - -76.11% -
random/pr36262.c -3.86% 28.024 26.942 - -76.20% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr36262.c -60.17% 2.93 GB 1.17 GB - -59.43% -
random/pr38518.c -60.09% 2.93 GB 1.17 GB - -59.39% -
random/pr26854-2.c -24.18% 1.46 GB 1.11 GB - -24.60% -
random/pr12392.cpp -9.99% 878.34 MB 790.61 MB - -2.19% -

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text
random/pr29433.cpp/elf/sections/text

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr12850.cpp 34.72% 31.580 42.544 - -0.35% -
random/pr36439.cpp 29.16% 27.756 35.851 - 0.26% -
random/pr70614.c 28.25% 0.901 1.155 - 37.32% -
random/pr29433.cpp 18.57% 3.004 3.562 - -0.00% -
random/pr26854-2.c 12.31% 48.464 54.429 - 0.50% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr39326.c 93.82% 676.54 MB 1.28 GB - -0.05% -
random/pr60243.c 15.75% 1.68 GB 1.94 GB - -0.01% -
random/pr29433.cpp 11.64% 334.61 MB 373.57 MB - -0.01% -
random/empty.C 7.44% 17.16 MB 18.44 MB - -0.34% -
random/pr12850.cpp 4.36% 568.05 MB 592.80 MB - -0.01% -
random/empty.c 4.02% 16.21 MB 16.86 MB - 0.00% -
random/pr36291.cpp 3.10% 482.16 MB 497.12 MB - 0.03% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36439.cpp/elf/sections/text 973.04% 12.09 KB 129.70 KB - 0.00% -
random/pr12850.cpp/elf/sections/text 287.05% 33.93 KB 131.32 KB - 0.00% -
random/pr36439.cpp/elf 10.20% 1.57 MB 1.74 MB - 0.00% -
random/pr36262.c/elf 9.00% 503.58 KB 548.92 KB - 0.04% -
random/pr38518.c/elf 9.00% 503.58 KB 548.92 KB - 0.04% -
random/pr36262.c/elf/sections/text 8.41% 483.28 KB 523.94 KB - 0.05% -
random/pr38518.c/elf/sections/text 8.41% 483.28 KB 523.94 KB - 0.05% -
random/pr26854-2.c/elf/sections/text 6.38% 326.09 KB 346.90 KB - 0.00% -
random/pr12850.cpp/elf 5.65% 3.28 MB 3.47 MB - 0.00% -
random/pr12392.cpp/elf/sections/text 4.19% 386.45 KB 402.65 KB - 0.00% -
random/pr29433.cpp/elf 2.96% 89.03 KB 91.66 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c -76.20% 113.184 26.942 - -3.86% -
random/pr38518.c -76.11% 112.600 26.895 - -4.12% -
random/pr60243.c -66.07% 290.828 98.688 - 6.81% -
random/pr12392.cpp -20.78% 37.423 29.647 - -40.80% -
random/pr39326.c -3.57% 103.467 99.772 - 2.39% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c -59.43% 2.88 GB 1.17 GB - -60.17% -
random/pr38518.c -59.39% 2.88 GB 1.17 GB - -60.09% -
random/pr26854-2.c -24.60% 1.47 GB 1.11 GB - -24.18% -
random/pr12392.cpp -2.19% 808.32 MB 790.61 MB - -9.99% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr39326.c/elf -27.55% 955.34 KB 692.19 KB - 0.00% -
random/pr39326.c/elf/sections/text -6.21% 330.11 KB 309.61 KB - 0.00% -

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text
random/pr29433.cpp/elf/sections/text


Report Time: 0.15s
Name Current %
random/empty.C 18.44 MB -
random/empty.c 16.86 MB -
random/pr12392.cpp 790.61 MB -9.99%
random/pr12850.cpp 592.80 MB -
random/pr26854-2.c 1.11 GB -24.18%
random/pr29433.cpp 373.57 MB -
random/pr36262.c 1.17 GB -60.17%
random/pr36291.cpp 497.12 MB -
random/pr36439.cpp 449.66 MB -
random/pr38518.c 1.17 GB -60.09%
random/pr39326.c 1.28 GB -
random/pr60243.c 1.94 GB -
random/pr70614.c 61.29 MB -
Geometric Mean 377.47 MB -15.84%