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; 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 20200729 (experimental) 5c180464b7b0827b3cc07a78e96dfe55352db33f
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 5c180464b7b0827b3cc07a78e96dfe55352db33f
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
Filter

zenith.gcc-trunk.Ofast test results

Run Order Start Time Duration
Current 1595983569000.5c180464b7b0827b3cc07a78e96dfe55352db33f 2020-07-29T07:28:09.090679 0:01:15.051224
Previous 1595895385000.e71dab87744081714bae2b3abb2e4157beed513d 2020-07-28T07:27:51.694735 0:01:15.589111
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.615416


Tests Summary

Status Group # # (B)
Performance Regressions 2 22
Performance Improvements 0 9
Added Tests 3 3
Unchanged Tests 301 272
Total Tests 306

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr70614.c 35.72% 0.882 1.197 - 32.90% -
random/pr60243.c 10.20% 81.658 89.989 - -69.06% -

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/pr70614.c 32.90% 0.901 1.197 - 35.72% -
random/pr12850.cpp 28.11% 31.580 40.458 - -0.17% -
random/pr36439.cpp 22.89% 27.756 34.110 - -0.09% -
random/pr26854-2.c 10.77% 48.464 53.683 - -0.54% -
random/pr29433.cpp 7.43% 3.004 3.228 - -0.64% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr60243.c 20.87% 1.68 GB 2.03 GB - 0.01% -
random/pr29433.cpp 11.87% 334.61 MB 374.33 MB - 0.06% -
random/pr12850.cpp 5.28% 568.05 MB 598.05 MB - 0.02% -
random/pr12392.cpp 4.11% 808.32 MB 841.54 MB - 0.05% -
random/empty.C 3.87% 17.16 MB 17.83 MB - -0.39% -
random/pr70614.c 2.83% 60.68 MB 62.40 MB - 0.77% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36439.cpp/elf/sections/text 930.73% 12.09 KB 124.58 KB - 0.00% -
random/pr12850.cpp/elf/sections/text 170.12% 33.93 KB 91.65 KB - 0.00% -
random/pr36439.cpp/elf 11.01% 1.57 MB 1.75 MB - 0.00% -
random/pr36498.cpp/elf/sections/text 7.83% 383.31 KB 413.31 KB - 0.00% -
random/pr12392.cpp/elf/sections/text 6.81% 386.45 KB 412.76 KB - 0.00% -
random/pr12850.cpp/elf 5.28% 3.28 MB 3.45 MB - 0.00% -
random/pr39326.c/elf/sections/text 3.17% 330.11 KB 340.58 KB - 0.00% -
random/pr36498.cpp/elf 2.95% 1.55 MB 1.60 MB - 0.00% -
random/pr29433.cpp/elf 2.74% 89.03 KB 91.47 KB - 0.00% -
random/pr36262.c/elf 2.57% 503.58 KB 516.50 KB - 0.00% -
random/pr38518.c/elf 2.57% 503.58 KB 516.50 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c -74.83% 113.184 28.485 - -0.26% -
random/pr38518.c -74.75% 112.600 28.433 - -1.17% -
random/pr60243.c -69.06% 290.828 89.989 - 10.20% -
random/pr12392.cpp -19.77% 37.423 30.025 - 0.52% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -21.62% 1.57 GB 1.23 GB - 0.01% -
random/pr39326.c -12.58% 676.54 MB 591.43 MB - 0.03% -
random/pr36498.cpp -8.03% 385.14 MB 354.20 MB - -0.03% -
random/pr26854-2.c -4.22% 1.47 GB 1.41 GB - 0.04% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr26854-2.c/elf/sections/text -2.25% 326.09 KB 318.76 KB - 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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