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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: 1374.485
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) 2.34.0.20200325-1
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 20210218 (experimental) acc0ee5c0731a70f15662146fc4f9dc949980aa2
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 acc0ee5c0731a70f15662146fc4f9dc949980aa2
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
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zenith.gcc-trunk.O0_g test results

Run Order Start Time Duration
Current 1613607389000.acc0ee5c0731a70f15662146fc4f9dc949980aa2 2021-02-18T09:11:26.550657 0:01:19.788204
Previous 1613526552000.78a6d0e30d7950216dc0c5be5d65d0cbed13924c 2021-02-17T10:31:26.715069 0:01:20.274628
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.238488

Tests Summary

Status Group # # (B)
Performance Regressions 1 19
Performance Improvements 3 9
Added Tests 3 3
Unchanged Tests 371 347
Total Tests 378

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854.c 2.20% 30.348 31.015 - 4.30% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr38518.c -5.99% 0.629 0.591 - -3.62% -
random/pr36262.c -4.84% 0.620 0.590 - -3.43% -
tramp3d -2.53% 12.172 11.864 - 4.16% -

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/pr12392.cpp 15.50% 3.222 3.722 - -0.38% -
random/pr36439.cpp 13.10% 4.831 5.464 - -1.11% -
random/pr12850.cpp 8.82% 11.321 12.320 - -0.29% -
random/pr36291.cpp 8.45% 9.729 10.551 - -0.41% -
random/pr69609.c 5.86% 3.195 3.382 - -0.89% -
random/pr39326.c 5.65% 1.180 1.247 - -1.38% -
random/pr26854.c 4.30% 29.737 31.015 - 2.20% -
tramp3d 4.16% 11.390 11.864 - -2.53% -
random/pr29433.cpp 2.69% 13.627 13.994 - -1.27% -
random/pr26854-2.c 2.44% 3.678 3.768 - -1.64% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12850.cpp 14.12% 506.75 MB 578.27 MB - 0.16% -
random/pr12392.cpp 12.80% 304.24 MB 343.19 MB - -0.00% -
random/empty.C 8.18% 17.34 MB 18.76 MB - 0.00% -
random/pr36439.cpp 6.26% 340.56 MB 361.89 MB - 0.03% -
random/pr60243.c 5.67% 1.69 GB 1.78 GB - 0.17% -
random/empty.c 3.18% 16.46 MB 16.98 MB - -0.37% -
random/pr29433.cpp 2.87% 1.92 GB 1.97 GB - 0.03% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp/elf/sections/text 2.78% 1.04 MB 1.07 MB - 0.00% -
random/pr39326.c/elf/sections/text 2.04% 436.40 KB 445.30 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -36.34% 15.006 9.553 - 0.19% -
random/pr60243.c -23.49% 61.381 46.963 - 0.15% -
random/pr38518.c -3.62% 0.613 0.591 - -5.99% -
random/pr36262.c -3.43% 0.611 0.590 - -4.84% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -9.54% 316.29 MB 286.12 MB - 0.03% -
random/pr36291.cpp -5.28% 509.58 MB 482.70 MB - -0.05% -
random/pr39326.c -4.57% 159.28 MB 152.00 MB - -0.07% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c/elf/sections/text -5.20% 1.08 MB 1.02 MB - 0.00% -
random/pr28071.c/elf -3.49% 1.65 MB 1.59 MB - 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: 0.15s