hardware None
os_version None


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




as GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.31
Copyright (C) 2018 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) 9.0.0 20181128 (experimental) 871f61bf121f84b631f63c6e80d2684c100f8dc8
Copyright (C) 2018 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
git_revision 871f61bf121f84b631f63c6e80d2684c100f8dc8
glibc GNU C Library (GNU libc) stable release version 2.27 (git 3260f6ce87b7).
Copyright (C) 2018 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
Configured for x86_64-suse-linux.
Compiled by GNU CC version 8.1.1 20180614 [gcc-8-branch revision 261584].
For bug reporting instructions, please see:
glibc_location /lib64/
ld GNU ld (GNU Binutils; openSUSE Tumbleweed) 2.31
options None
reason None
uname Linux zenith 4.18.7-1-default #1 SMP PREEMPT Sun Sep 9 10:26:20 UTC 2018 (952d850) x86_64 x86_64 x86_64 GNU/Linux

zenith.gcc-trunk-honza.Ofast test results

Run Order Start Time Duration
Current 1543523044000.871f61bf121f84b631f63c6e80d2684c100f8dc8 2018-12-01T09:07:49.054010 0:01:12.058989
Previous 1543509871000.7db9606762e24d4a32ce052efdfdcf3139a23afb 2018-11-30T15:48:32.034939 0:01:11.029051
No Baseline Run

Tests Summary

Status Group #
Performance Regressions 15
Performance Improvements 1
Added Tests 2
Unchanged Tests 288
Total Tests 306

Performance Regressions - compile_time Δ Previous Current σ
random/pr12392.cpp 80.09% 37.649 67.801 -
random/pr12850.cpp 36.13% 31.575 42.983 -
random/pr36498.cpp 17.57% 15.233 17.909 -
random/pr36439.cpp 6.68% 27.621 29.467 -
random/pr60243.c 3.26% 288.096 297.486 -

Performance Regressions - mem_bytes Δ Previous Current σ
random/pr12392.cpp 65.01% 808.50 MB 1.30 GB -
random/pr12850.cpp 7.59% 568.06 MB 611.17 MB -
random/pr36498.cpp 4.59% 385.11 MB 402.80 MB -

Performance Regressions - size Δ Previous Current σ
random/pr12392.cpp/elf/sections/text 39.06% 386.45 KB 537.40 KB -
random/pr36498.cpp/elf/sections/text 22.10% 383.31 KB 468.03 KB -
random/pr12392.cpp/elf 19.82% 1.09 MB 1.31 MB -
random/pr12850.cpp/elf/sections/text 15.43% 33.93 KB 39.16 KB -
random/pr36498.cpp/elf 10.73% 1.55 MB 1.72 MB -
random/pr12850.cpp/elf 6.37% 3.28 MB 3.49 MB -
random/pr36439.cpp/elf 3.78% 1.57 MB 1.63 MB -

Performance Improvements - size Δ Previous Current σ
random/pr36439.cpp/elf/sections/text -48.95% 12.09 KB 6.17 KB -

Added Tests - size

Report Time: 0.07s