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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; home:marxin:branches:devel:gcc-bundle / openSUSE_Factory) 2.32
Copyright (C) 2019 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 20200508 (experimental) 88fdafb10608c8d01048f91213d67669988d62f4
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.
git_revision 88fdafb10608c8d01048f91213d67669988d62f4
glibc GNU C Library (GNU libc) stable release version 2.29 (git 56c86f5dd516).
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.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 8.3.1 20190226 [gcc-8-branch revision 269204].
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; home:marxin:branches:devel:gcc-bundle / openSUSE_Factory) 2.32
options None
reason None
uname Linux zenith 5.0.9-1-default #1 SMP Sun Apr 21 06:42:32 UTC 2019 (7bd8353) 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 1588896977000.88fdafb10608c8d01048f91213d67669988d62f4 2020-05-08T07:29:10.061361 0:01:10.295047
Previous 1588205776000.3144d1aa56a6e309d2d2bbaa2ab061f157eef1e2 2020-04-30T07:28:43.195958 0:01:10.864732
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.238488

Tests Summary

Status Group # # (B)
Performance Regressions 3 12
Performance Improvements 0 7
Added Tests 3 3
Unchanged Tests 372 356
Total Tests 378

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp 81.92% 3.420 6.221 - 93.06% -
random/pr36439.cpp 9.90% 5.211 5.727 - 18.56% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp 2.59% 335.76 MB 344.44 MB - 1.14% -

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 93.06% 3.222 6.221 - 81.92% -
random/pr36439.cpp 18.56% 4.831 5.727 - 9.90% -
random/pr36291.cpp 6.45% 9.729 10.356 - -0.09% -
random/pr12850.cpp 6.27% 11.321 12.032 - 0.11% -
random/pr39326.c 5.49% 1.180 1.245 - 0.09% -
tramp3d 4.97% 11.390 11.957 - 0.20% -
random/pr36498.cpp 4.91% 4.463 4.683 - 1.17% -
random/pr36262.c 3.67% 0.611 0.633 - -0.25% -
random/pr69609.c 3.44% 3.195 3.305 - -0.13% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/empty.C 4.44% 17.34 MB 18.11 MB - 0.72% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf 2.67% 1.89 MB 1.94 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 -38.23% 15.006 9.270 - 0.02% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -9.51% 316.29 MB 286.21 MB - -0.03% -
random/pr39326.c -3.41% 159.28 MB 153.85 MB - -0.05% -
random/pr12850.cpp -2.82% 506.75 MB 492.46 MB - -0.52% -
random/pr69609.c -2.21% 365.93 MB 357.86 MB - -0.01% -

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 -3.52% 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: 0.16s