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Machine Info

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: 2056.700
CPU max MHz: 3200.0000
CPU min MHz: 1550.0000
BogoMIPS: 6387.74
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: 16294544 kB
Run Info

Fields

NameValue

Parameters

NameValue
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) 9.0.1 20190324 (experimental) 9d74321b261bdd565cc53c84c81b7e79496408b3
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 9d74321b261bdd565cc53c84c81b7e79496408b3
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
PARTICULAR PURPOSE.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 8.1.1 20180614 [gcc-8-branch revision 261584].
libc ABIs: UNIQUE IFUNC
For bug reporting instructions, please see:
<http://bugs.opensuse.org>.
glibc_location /lib64/libc.so.6
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
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zenith.gcc-trunk.O_g test results

Run Order Start Time Duration
Current 1553431879000.9d74321b261bdd565cc53c84c81b7e79496408b3 2019-03-24T17:18:19.493108 0:01:10.905368
Previous 1553353645000.1f580a793d60979b7c6634f4917621dae9351c1f 2019-03-23T19:34:30.758052 0:01:11.639538
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 0 19
Performance Improvements 0 14
Added Tests 3 3
Unchanged Tests 321 288
Total Tests 324

Run-Over-Run Changes Detail

Added Tests - size
random/empty.c/elf/sections/text
random/empty.C/elf/sections/text
random/pr36439.cpp/elf/sections/text

Run-Over-Baseline Changes Detail

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp 30.77% 13.901 18.178 - -0.15% -
random/pr12850.cpp 17.07% 41.041 48.048 - -0.63% -
random/pr36439.cpp 15.80% 21.557 24.962 - 0.09% -
random/pr28071.c 13.28% 42.616 48.274 - -0.47% -
random/pr12392.cpp 7.92% 38.041 41.052 - 0.25% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c 18.63% 803.98 MB 953.80 MB - 0.06% -
random/pr12850.cpp 9.40% 908.82 MB 994.29 MB - 0.04% -
random/pr36498.cpp 6.66% 473.20 MB 504.72 MB - 0.12% -
random/pr12392.cpp 5.38% 928.73 MB 978.71 MB - -0.00% -
random/pr37448.c 2.77% 1.89 GB 1.94 GB - 0.00% -
random/pr36291.cpp 2.36% 579.45 MB 593.11 MB - 0.00% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp/elf 25.42% 13.78 MB 17.28 MB - 0.00% -
random/pr28071.c/elf 23.61% 2.22 MB 2.75 MB - 0.00% -
random/pr36498.cpp/elf/sections/text 19.48% 399.02 KB 476.74 KB - 0.00% -
random/pr36439.cpp/elf 15.61% 12.25 MB 14.16 MB - 0.00% -
random/pr28071.c/elf/sections/text 15.46% 563.13 KB 650.21 KB - 0.00% -
random/pr12392.cpp/elf/sections/text 12.64% 563.08 KB 634.24 KB - 0.00% -
random/pr12850.cpp/elf 10.91% 31.23 MB 34.63 MB - -0.00% -
random/pr39326.c/elf/sections/text 2.78% 321.27 KB 330.20 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr69609.c -5.01% 34.303 32.585 - -0.29% -
random/pr38518.c -4.93% 8.251 7.844 - -0.42% -
random/pr36262.c -4.44% 8.201 7.837 - -0.27% -
random/pr39326.c -2.93% 149.415 145.033 - 0.48% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr39326.c -21.30% 564.87 MB 444.56 MB - 0.00% -
random/pr36439.cpp -5.17% 516.88 MB 490.16 MB - 0.00% -
random/pr36262.c -2.67% 216.10 MB 210.33 MB - 0.00% -
random/pr38518.c -2.30% 215.38 MB 210.42 MB - 0.00% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -20.43% 21.14 MB 16.82 MB - 0.00% -
random/pr12850.cpp/elf/sections/text -13.11% 33.93 KB 29.48 KB - 0.00% -
random/pr36262.c/elf/sections/text -4.83% 113.27 KB 107.80 KB - 0.00% -
random/pr38518.c/elf/sections/text -4.83% 113.27 KB 107.80 KB - 0.00% -
random/pr36262.c/elf -2.28% 368.81 KB 360.42 KB - 0.00% -
random/pr38518.c/elf -2.27% 368.62 KB 360.25 KB - 0.00% -

Added Tests - size
random/empty.c/elf/sections/text
random/empty.C/elf/sections/text
random/pr36439.cpp/elf/sections/text

Report Time: 0.17s