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: 1370.226
CPU max MHz: 3200.0000
CPU min MHz: 1550.0000
BogoMIPS: 6387.83
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 20201010 (experimental) 23b477280e318f07d4b034bb089e93cb8639a70f
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 23b477280e318f07d4b034bb089e93cb8639a70f
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-honza.Ofast test results

Run Order Start Time Duration
Current 1602409873000.23b477280e318f07d4b034bb089e93cb8639a70f 2020-10-12T06:10:59.256891 0:01:12.121460
Previous 1579035419000.c478047c0fd71e8bd8e069c729b57a89b75ee004 2020-01-14T23:29:38.714754 0:01:11.081903
Baseline 1543509871000.7db9606762e24d4a32ce052efdfdcf3139a23afb 2018-11-30T15:48:32.034939 0:01:11.029051


Tests Summary

Status Group # # (B)
Performance Regressions 17 23
Performance Improvements 5 10
Added Tests 3 3
Unchanged Tests 281 270
Total Tests 306

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp 76.07% 29.572 52.066 - 38.30% -
random/pr60243.c 8.45% 80.566 87.371 - -69.67% -
random/pr28071.c 7.38% 68.715 73.787 - 0.06% -
random/pr29433.cpp 6.02% 3.080 3.265 - 9.05% -
random/pr38518.c 5.27% 29.804 31.376 - -72.09% -
random/pr36262.c 4.47% 29.988 31.330 - -72.05% -
random/pr12850.cpp 2.92% 40.374 41.555 - 31.61% -
random/pr36439.cpp 2.13% 34.083 34.810 - 26.03% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr39326.c 100.78% 574.32 MB 1.13 GB - 70.44% -
random/pr12392.cpp 22.98% 835.54 MB 1.00 GB - 27.10% -
random/pr29433.cpp 13.58% 331.42 MB 376.43 MB - 12.48% -
random/pr36262.c 3.86% 2.81 GB 2.92 GB - 1.48% -
random/pr38518.c 3.81% 2.82 GB 2.92 GB - 1.38% -
random/pr36291.cpp 3.44% 482.65 MB 499.27 MB - 3.42% -
random/empty.C 2.04% 17.58 MB 17.94 MB - 4.48% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp/elf/sections/text 5.30% 122.88 KB 129.39 KB - 970.49% -
random/pr26854-2.c/elf/sections/text 3.79% 326.97 KB 339.37 KB - 4.07% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr39326.c -32.13% 96.554 65.528 - -38.08% -
random/pr36291.cpp -4.78% 31.576 30.068 - -3.61% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr28071.c -4.29% 1.29 GB 1.23 GB - -21.43% -

Performance Improvements - size Δ Previous Current σ Δ (B) σ (B)
random/pr39326.c/elf -25.06% 964.91 KB 723.10 KB - -24.31% -
random/pr39326.c/elf/sections/text -7.28% 339.86 KB 315.13 KB - -4.54% -

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/pr12392.cpp 38.30% 37.649 52.066 - 76.07% -
random/pr12850.cpp 31.61% 31.575 41.555 - 2.92% -
random/pr36439.cpp 26.03% 27.621 34.810 - 2.13% -
random/pr26854-2.c 21.86% 48.289 58.844 - 1.68% -
random/pr29433.cpp 9.05% 2.994 3.265 - 6.02% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr39326.c 70.44% 676.55 MB 1.13 GB - 100.78% -
random/pr12392.cpp 27.10% 808.50 MB 1.00 GB - 22.98% -
random/pr60243.c 19.14% 1.68 GB 2.00 GB - -1.37% -
random/pr29433.cpp 12.48% 334.67 MB 376.43 MB - 13.58% -
random/empty.C 4.48% 17.17 MB 17.94 MB - 2.04% -
random/pr12850.cpp 3.62% 568.06 MB 588.62 MB - 1.46% -
random/pr36291.cpp 3.42% 482.77 MB 499.27 MB - 3.44% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36439.cpp/elf/sections/text 970.49% 12.09 KB 129.39 KB - 5.30% -
random/pr12850.cpp/elf/sections/text 170.86% 33.93 KB 91.90 KB - 0.12% -
random/pr36439.cpp/elf 11.10% 1.57 MB 1.75 MB - 0.31% -
random/pr12850.cpp/elf 5.30% 3.28 MB 3.46 MB - 0.47% -
random/pr12392.cpp/elf/sections/text 4.52% 386.45 KB 403.93 KB - -1.63% -
random/pr26854-2.c/elf/sections/text 4.07% 326.09 KB 339.37 KB - 3.79% -
random/pr36262.c/elf 3.40% 503.58 KB 520.69 KB - 1.17% -
random/pr38518.c/elf 3.40% 503.58 KB 520.69 KB - 1.17% -
random/pr29433.cpp/elf 2.99% 89.03 KB 91.70 KB - 0.25% -
random/pr36262.c/elf/sections/text 2.56% 483.28 KB 495.65 KB - 0.90% -
random/pr38518.c/elf/sections/text 2.56% 483.28 KB 495.65 KB - 0.90% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr38518.c -72.09% 112.422 31.376 - 5.27% -
random/pr36262.c -72.05% 112.092 31.330 - 4.47% -
random/pr60243.c -69.67% 288.096 87.371 - 8.45% -
random/pr39326.c -38.08% 105.821 65.528 - -32.13% -
random/pr36291.cpp -3.61% 31.195 30.068 - -4.78% -
random/pr70614.c -2.24% 0.900 0.880 - -1.02% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -21.43% 1.57 GB 1.23 GB - -4.29% -
random/pr26854-2.c -7.97% 1.47 GB 1.35 GB - -1.77% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr39326.c/elf -24.31% 955.34 KB 723.10 KB - -25.06% -
random/pr39326.c/elf/sections/text -4.54% 330.11 KB 315.13 KB - -7.28% -

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


Report Time: 0.11s
Name Current %
random/empty.C 17.94 MB 2.04%
random/empty.c 16.50 MB -
random/pr12392.cpp 1.00 GB 22.98%
random/pr12850.cpp 588.62 MB -
random/pr26854-2.c 1.35 GB -
random/pr28071.c 1.23 GB -4.29%
random/pr29433.cpp 376.43 MB 13.58%
random/pr36262.c 2.92 GB 3.86%
random/pr36291.cpp 499.27 MB 3.44%
random/pr36439.cpp 448.14 MB -
random/pr38518.c 2.92 GB 3.81%
random/pr39326.c 1.13 GB 100.78%
random/pr60243.c 2.00 GB -
random/pr70614.c 59.91 MB -
Geometric Mean 478.83 MB 8.28%