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) 10.0.0 20191202 (experimental) ed84f9cb81117cd7ac3b91de883b904401a2e0b0
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 ed84f9cb81117cd7ac3b91de883b904401a2e0b0
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 1575258735000.ed84f9cb81117cd7ac3b91de883b904401a2e0b0 2019-12-02T07:27:50.906450 0:01:11.220502
Previous 1575159385000.8b8f4162103d77e7d3601f63015ee72892d25c04 2019-12-01T13:06:10.754340 0:01:10.945246
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.615416


Tests Summary

Status Group # # (B)
Performance Regressions 0 19
Performance Improvements 4 12
Added Tests 3 3
Unchanged Tests 299 272
Total Tests 306

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr29433.cpp -6.44% 3.295 3.083 - 2.61% -
random/pr12850.cpp -5.57% 42.722 40.341 - 27.74% -
random/pr36291.cpp -4.96% 33.151 31.506 - 1.56% -
random/pr36498.cpp -4.33% 16.316 15.609 - 2.78% -

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 27.74% 31.580 40.341 - -5.57% -
random/pr36439.cpp 20.74% 27.756 33.512 - -1.27% -
random/pr26854-2.c 19.10% 48.464 57.722 - 1.29% -
random/pr36498.cpp 2.78% 15.187 15.609 - -4.33% -
random/pr29433.cpp 2.61% 3.004 3.083 - -6.44% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr60243.c 20.83% 1.68 GB 2.03 GB - 0.00% -
random/pr12392.cpp 3.30% 808.32 MB 834.95 MB - 0.00% -
random/empty.c 2.67% 16.21 MB 16.64 MB - 0.38% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36439.cpp/elf/sections/text 917.34% 12.09 KB 122.96 KB - 0.00% -
random/pr12850.cpp/elf/sections/text 170.12% 33.93 KB 91.65 KB - 0.00% -
random/pr36439.cpp/elf 12.19% 1.57 MB 1.77 MB - 0.00% -
random/pr36498.cpp/elf/sections/text 7.93% 383.31 KB 413.72 KB - 0.00% -
random/pr12392.cpp/elf/sections/text 6.20% 386.45 KB 410.42 KB - 0.00% -
random/pr12850.cpp/elf 4.80% 3.28 MB 3.44 MB - 0.00% -
random/pr36498.cpp/elf 3.00% 1.55 MB 1.60 MB - 0.00% -
random/pr39326.c/elf/sections/text 2.95% 330.11 KB 339.86 KB - 0.00% -
random/pr29433.cpp/elf 2.74% 89.03 KB 91.47 KB - 0.00% -
random/pr36262.c/elf 2.17% 503.58 KB 514.51 KB - 0.00% -
random/pr38518.c/elf 2.17% 503.58 KB 514.51 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c -73.87% 113.184 29.576 - -0.79% -
random/pr38518.c -73.85% 112.600 29.445 - -1.07% -
random/pr60243.c -71.99% 290.828 81.467 - 0.99% -
random/pr12392.cpp -21.57% 37.423 29.349 - -1.42% -
random/pr28071.c -8.62% 73.554 67.212 - 0.50% -
random/pr39326.c -5.95% 103.467 97.316 - 0.28% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -21.40% 1.57 GB 1.23 GB - -0.04% -
random/pr39326.c -15.15% 676.54 MB 574.05 MB - -0.01% -
random/pr36498.cpp -8.55% 385.14 MB 352.20 MB - 0.07% -
random/pr26854-2.c -6.33% 1.47 GB 1.37 GB - 0.03% -
random/pr38518.c -2.06% 2.88 GB 2.82 GB - 0.00% -
random/pr36262.c -2.01% 2.88 GB 2.82 GB - 0.00% -

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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