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) 12.0.0 20210510 (experimental) 0412cc2f390052aab9498849104f4428be747b9d
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 0412cc2f390052aab9498849104f4428be747b9d
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-honza.Ofast test results

Run Order Start Time Duration
Current 1621328968000.0412cc2f390052aab9498849104f4428be747b9d 2021-05-19T14:08:43.388162 0:01:21.258275
Previous 1621188953000.ea21f32198432a490dd490696322838d94b3d3b2 2021-05-17T04:09:02.128571 0:00:51.015652
Baseline 1543509871000.7db9606762e24d4a32ce052efdfdcf3139a23afb 2018-11-30T15:48:32.034939 0:01:11.029051


Tests Summary

Status Group # # (B)
Performance Regressions 14 21
Performance Improvements 3 14
Added Tests 3 3
Unchanged Tests 286 268
Total Tests 306

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36262.c 274.93% 7.874 29.521 - -73.66% -
random/pr38518.c 267.61% 8.051 29.596 - -73.67% -
random/pr39326.c 3.91% 98.760 102.625 - -3.02% -
random/pr36439.cpp 3.65% 34.207 35.455 - 28.36% -
random/pr12392.cpp 2.88% 28.529 29.352 - -22.04% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr38518.c 212.22% 234.35 MB 731.69 MB - -75.21% -
random/pr36262.c 211.89% 234.28 MB 730.68 MB - -75.23% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
random/pr36262.c/elf 426.38% 107.04 KB 563.44 KB - 11.89% -
random/pr38518.c/elf 426.38% 107.04 KB 563.44 KB - 11.89% -
random/pr36262.c/elf/sections/text 416.72% 104.15 KB 538.18 KB - 11.36% -
random/pr38518.c/elf/sections/text 416.72% 104.15 KB 538.18 KB - 11.36% -
random/pr36439.cpp/elf/sections/text 23.39% 106.65 KB 131.59 KB - 988.70% -
random/pr36439.cpp/elf 2.87% 1.67 MB 1.72 MB - 9.07% -
random/pr39326.c/elf/sections/text 2.74% 301.17 KB 309.42 KB - -6.27% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr70614.c -25.36% 1.168 0.871 - -3.18% -
random/pr26854-2.c -2.78% 51.914 50.471 - 4.52% -

Performance Improvements - size Δ Previous Current σ Δ (B) σ (B)
random/pr12850.cpp/elf/sections/text -50.56% 128.87 KB 63.71 KB - 87.78% -

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 34.08% 31.575 42.337 - -0.63% -
random/pr36439.cpp 28.36% 27.621 35.455 - 3.65% -
random/pr29433.cpp 8.67% 2.994 3.254 - 0.43% -
random/pr26854-2.c 4.52% 48.289 50.471 - -2.78% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr39326.c 91.79% 676.55 MB 1.27 GB - -0.12% -
random/pr60243.c 14.78% 1.68 GB 1.92 GB - -0.10% -
random/pr29433.cpp 11.68% 334.67 MB 373.76 MB - -0.27% -
random/empty.C 9.67% 17.17 MB 18.83 MB - 0.00% -
random/pr12850.cpp 5.31% 568.06 MB 598.25 MB - 0.06% -
random/empty.c 4.31% 16.22 MB 16.92 MB - 0.00% -
random/pr36291.cpp 2.81% 482.77 MB 496.36 MB - 0.18% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36439.cpp/elf/sections/text 988.70% 12.09 KB 131.59 KB - 23.39% -
random/pr12850.cpp/elf/sections/text 87.78% 33.93 KB 63.71 KB - -50.56% -
random/pr36262.c/elf 11.89% 503.58 KB 563.44 KB - 426.38% -
random/pr38518.c/elf 11.89% 503.58 KB 563.44 KB - 426.38% -
random/pr36262.c/elf/sections/text 11.36% 483.28 KB 538.18 KB - 416.72% -
random/pr38518.c/elf/sections/text 11.36% 483.28 KB 538.18 KB - 416.72% -
random/pr36439.cpp/elf 9.07% 1.57 MB 1.72 MB - 2.87% -
random/pr12850.cpp/elf 5.20% 3.28 MB 3.45 MB - 0.17% -
random/pr12392.cpp/elf/sections/text 4.63% 386.45 KB 404.33 KB - -0.07% -
random/pr29433.cpp/elf 3.11% 89.03 KB 91.80 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr38518.c -73.67% 112.422 29.596 - 267.61% -
random/pr36262.c -73.66% 112.092 29.521 - 274.93% -
random/pr60243.c -66.41% 288.096 96.767 - -0.28% -
random/pr12392.cpp -22.04% 37.649 29.352 - 2.88% -
random/pr70614.c -3.18% 0.900 0.871 - -25.36% -
random/pr39326.c -3.02% 105.821 102.625 - 3.91% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c -75.23% 2.88 GB 730.68 MB - 211.89% -
random/pr38518.c -75.21% 2.88 GB 731.69 MB - 212.22% -
random/pr26854-2.c -34.87% 1.47 GB 978.32 MB - -0.16% -
random/pr12392.cpp -2.10% 808.50 MB 791.54 MB - 0.00% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr39326.c/elf -27.65% 955.34 KB 691.23 KB - 1.63% -
random/pr39326.c/elf/sections/text -6.27% 330.11 KB 309.42 KB - 2.74% -
random/pr26854-2.c/elf/sections/text -4.71% 326.09 KB 310.72 KB - -0.37% -
random/pr26854-2.c/elf -2.88% 977.16 KB 949.00 KB - -0.13% -

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


Report Time: 0.11s
Name Current %
random/empty.C 18.83 MB -
random/empty.c 16.92 MB -
random/pr12392.cpp 791.54 MB -
random/pr12850.cpp 598.25 MB -
random/pr26854-2.c 978.32 MB -
random/pr29433.cpp 373.76 MB -
random/pr36262.c 730.68 MB 211.89%
random/pr36291.cpp 496.36 MB -
random/pr36439.cpp 449.39 MB -
random/pr38518.c 731.69 MB 212.22%
random/pr39326.c 1.27 GB -
random/pr60243.c 1.92 GB -
random/pr70614.c 61.56 MB -
Geometric Mean 346.43 MB 19.08%