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: 1311.704
CPU max MHz: 3200.0000
CPU min MHz: 1550.0000
BogoMIPS: 6387.96
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 sme ssbd sev 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
memory MemTotal: 16294552 kB

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 20200518 (experimental) 03d549090e3551eb3c4a41a5d63a76cff7112c7b
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 03d549090e3551eb3c4a41a5d63a76cff7112c7b
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
Filter

zenith.gcc-trunk.Ofast test results

Run Order Start Time Duration
Current 1589760978000.03d549090e3551eb3c4a41a5d63a76cff7112c7b 2020-05-18T07:27:56.381649 0:01:11.720472
Previous 1589508410000.8a15faa730f99100f6f3ed12663563356ec5a2c0 2020-05-15T07:28:01.744170 0:01:15.239397
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.615416


Tests Summary

Status Group # # (B)
Performance Regressions 1 22
Performance Improvements 4 12
Added Tests 3 3
Unchanged Tests 298 269
Total Tests 306

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr26854-2.c 2.14% 1.38 GB 1.41 GB - -4.12% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr70614.c -25.30% 1.201 0.897 - -0.43% -
random/pr26854-2.c -4.07% 58.419 56.043 - 15.64% -
random/pr28071.c -3.80% 76.898 73.972 - 0.57% -

Performance Improvements - size Δ Previous Current σ Δ (B) σ (B)
random/pr26854-2.c/elf/sections/text -2.87% 328.15 KB 318.74 KB - -2.25% -

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 30.94% 31.580 41.349 - 0.24% -
random/pr36439.cpp 25.03% 27.756 34.703 - 1.45% -
random/pr26854-2.c 15.64% 48.464 56.043 - -4.07% -
random/pr36498.cpp 3.56% 15.187 15.727 - -0.42% -
random/pr29433.cpp 3.03% 3.004 3.096 - -0.17% -
random/pr36291.cpp 2.38% 31.021 31.759 - -0.81% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr60243.c 20.78% 1.68 GB 2.02 GB - 0.01% -
random/empty.c 5.11% 16.21 MB 17.04 MB - 0.76% -
random/empty.C 3.19% 17.16 MB 17.71 MB - -0.98% -
random/pr12392.cpp 2.86% 808.32 MB 831.42 MB - -0.06% -
random/pr12850.cpp 2.47% 568.05 MB 582.09 MB - -0.12% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36439.cpp/elf/sections/text 916.90% 12.09 KB 122.91 KB - -0.04% -
random/pr12850.cpp/elf/sections/text 170.17% 33.93 KB 91.66 KB - 0.00% -
random/pr36439.cpp/elf 10.79% 1.57 MB 1.74 MB - -0.03% -
random/pr36498.cpp/elf/sections/text 7.93% 383.31 KB 413.71 KB - -0.03% -
random/pr12392.cpp/elf/sections/text 6.82% 386.45 KB 412.79 KB - -0.02% -
random/pr12850.cpp/elf 5.29% 3.28 MB 3.46 MB - -0.03% -
random/pr39326.c/elf/sections/text 3.08% 330.11 KB 340.27 KB - 0.00% -
random/pr36498.cpp/elf 2.97% 1.55 MB 1.60 MB - -0.01% -
random/pr29433.cpp/elf 2.74% 89.03 KB 91.47 KB - 0.00% -
random/pr36262.c/elf 2.11% 503.58 KB 514.23 KB - 0.00% -
random/pr38518.c/elf 2.11% 503.58 KB 514.23 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr38518.c -73.58% 112.600 29.752 - -0.40% -
random/pr36262.c -73.45% 113.184 30.052 - 0.39% -
random/pr60243.c -71.89% 290.828 81.740 - -0.02% -
random/pr12392.cpp -18.44% 37.423 30.521 - 0.09% -
random/pr39326.c -5.24% 103.467 98.043 - -0.49% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -21.66% 1.57 GB 1.23 GB - 0.02% -
random/pr39326.c -14.37% 676.54 MB 579.29 MB - 0.04% -
random/pr36498.cpp -8.13% 385.14 MB 353.82 MB - 1.25% -
random/pr26854-2.c -4.12% 1.47 GB 1.41 GB - 2.14% -
random/pr38518.c -2.53% 2.88 GB 2.81 GB - -0.05% -
random/pr36262.c -2.49% 2.88 GB 2.81 GB - 0.00% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr26854-2.c/elf/sections/text -2.25% 326.09 KB 318.74 KB - -2.87% -

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


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