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Machine Info

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
Run Info

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.36.1.20210326-4
Copyright (C) 2021 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) 9.4.1 20211226 6a1d0fb14a97e749943a8ed2e396fd7d69ed8906
Copyright (C) 2019 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 6a1d0fb14a97e749943a8ed2e396fd7d69ed8906
glibc GNU C Library (GNU libc) release release version 2.33 (git 9826b03b74).
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.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 11.1.1 20210510 [revision 23855a176609fe8dda6abaf2b21846b4517966eb].
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) 2.36.1.20210326-4
options None
reason None
uname Linux zenith 5.12.9-1-default #1 SMP Thu Jun 3 07:44:58 UTC 2021 (f17eb01) x86_64 x86_64 x86_64 GNU/Linux
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zenith.gcc-9.O0_g test results

Run Order Start Time Duration
Current 1640477916000.6a1d0fb14a97e749943a8ed2e396fd7d69ed8906 2021-12-26T14:10:18.613675 0:01:19.980016
Previous 1634084345000.3c2e8c107477ff5c350892a24b6eacc331bf6d04 2021-10-13T07:00:04.707044 0:01:19.312232
Baseline 1564602979000.8f157ce7c7a6b00aa98e5359edf8396dadb4db91 2019-08-01T03:00:07.363995 0:01:10.648218

Tests Summary

Status Group # # (B)
Performance Regressions 9 5
Performance Improvements 1 4
Added Tests 3 3
Unchanged Tests 365 366
Total Tests 378

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36291.cpp 17.89% 9.589 11.304 - 13.01% -
random/pr69609.c 11.76% 3.163 3.535 - 9.10% -
random/pr36439.cpp 8.32% 4.808 5.208 - 3.41% -
random/pr12392.cpp 7.27% 3.196 3.429 - 5.03% -
tramp3d 7.06% 11.013 11.791 - 1.15% -
random/pr36262.c 5.71% 0.555 0.587 - -4.15% -
random/pr12850.cpp 5.53% 11.101 11.715 - 0.67% -
random/pr38518.c 5.40% 0.555 0.584 - -3.68% -
random/pr39326.c 2.58% 1.169 1.200 - 1.44% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854-2.c -5.52% 3.879 3.665 - -1.08% -

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text
random/pr36439.cpp/elf/sections/text

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp 13.01% 10.003 11.304 - 17.89% -
random/pr69609.c 9.10% 3.240 3.535 - 11.76% -
random/pr12392.cpp 5.03% 3.264 3.429 - 7.27% -
random/pr36439.cpp 3.41% 5.036 5.208 - 8.32% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36439.cpp 2.89% 347.94 MB 357.98 MB - -0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c -4.15% 0.612 0.587 - 5.71% -
random/pr38518.c -3.68% 0.607 0.584 - 5.40% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/empty.C/elf -3.03% 1.29 KB 1.25 KB - 0.00% -
random/empty.c/elf -3.03% 1.29 KB 1.25 KB - 0.00% -

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text
random/pr36439.cpp/elf/sections/text

Report Time: 0.10s