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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: 1550.000
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 ssbd 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 sme sev
memory MemTotal: 16285268 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 20190413 (experimental) 4713b5b975681f234508fab577833efa9d4a3d35
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 4713b5b975681f234508fab577833efa9d4a3d35
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 1555117435000.4713b5b975681f234508fab577833efa9d4a3d35 2019-04-13T07:05:00.223943 0:01:11.076802
Previous 1555028191000.7be58529b37dc816e8f7cf6ec513501ab676e5bf 2019-04-12T09:29:19.875534 0:01:10.740685
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 3 22
Performance Improvements 1 13
Added Tests 3 7
Unchanged Tests 335 300
Total Tests 342

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36291.cpp 8.18% 20.565 22.246 - 9.36% -
random/pr12850.cpp 7.22% 48.003 51.470 - 25.41% -
random/pr36498.cpp 3.55% 18.256 18.903 - 35.99% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr37448.c -3.06% 2.00 GB 1.93 GB - 2.24% -

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 35.99% 13.901 18.903 - 3.55% -
random/pr12850.cpp 25.41% 41.041 51.470 - 7.22% -
random/pr28071.c 13.46% 42.616 48.352 - -0.02% -
random/pr36439.cpp 12.31% 21.557 24.210 - 0.39% -
random/pr36291.cpp 9.36% 20.342 22.246 - 8.18% -
random/pr12392.cpp 9.10% 38.041 41.503 - 0.63% -
random/pr29433.cpp 2.96% 14.071 14.487 - 1.57% -
random/pr37448.c 2.64% 66.326 68.076 - 0.53% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c 19.38% 803.98 MB 959.76 MB - 0.07% -
random/pr12850.cpp 9.63% 908.82 MB 996.29 MB - -0.21% -
random/pr36498.cpp 6.28% 473.20 MB 502.90 MB - 0.16% -
random/pr12392.cpp 5.45% 928.73 MB 979.39 MB - 0.08% -
random/pr37448.c 2.24% 1.89 GB 1.93 GB - -3.06% -
random/pr36291.cpp 2.02% 579.45 MB 591.14 MB - 0.02% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp/elf 25.40% 13.78 MB 17.27 MB - -0.00% -
random/pr28071.c/elf 23.55% 2.22 MB 2.74 MB - 0.00% -
random/pr36498.cpp/elf/sections/text 19.47% 399.02 KB 476.73 KB - 0.00% -
random/pr36439.cpp/elf 15.40% 12.25 MB 14.14 MB - 0.00% -
random/pr28071.c/elf/sections/text 15.39% 563.13 KB 649.81 KB - 0.00% -
random/pr12392.cpp/elf/sections/text 12.64% 563.08 KB 634.24 KB - 0.00% -
random/pr12850.cpp/elf 10.49% 31.23 MB 34.50 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/pr38518.c -51.13% 8.251 4.032 - 0.25% -
random/pr36262.c -50.88% 8.201 4.028 - 0.61% -
random/pr69609.c -34.06% 34.303 22.619 - -0.28% -
random/pr26854-2.c -8.40% 13.306 12.188 - 0.48% -
random/pr26854.c -4.16% 88.133 84.466 - 0.00% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr39326.c -21.27% 564.87 MB 444.73 MB - 0.11% -
random/pr36439.cpp -5.50% 516.88 MB 488.44 MB - -0.07% -
random/pr36262.c -2.28% 216.10 MB 211.18 MB - -0.00% -
random/empty.c -2.11% 16.46 MB 16.11 MB - -0.41% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -20.44% 21.14 MB 16.82 MB - 0.00% -
random/pr12850.cpp/elf/sections/text -13.09% 33.93 KB 29.49 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% -

Added Tests - compile_time
random/pr81827.f90

Added Tests - mem_bytes
random/pr81827.f90

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text
random/pr36439.cpp/elf/sections/text
random/pr81827.f90/elf
random/pr81827.f90/elf/sections/text

Report Time: 0.13s
size (bytes)
Name Current %
random/empty.C/elf 1.32 KB -
random/empty.C/elf/sections/text 0.00 B -
random/empty.c/elf 1.31 KB -
random/empty.c/elf/sections/text 0.00 B -
random/pr12392.cpp/elf 16.82 MB -
random/pr12392.cpp/elf/sections/text 634.24 KB -
random/pr12850.cpp/elf 34.50 MB -
random/pr12850.cpp/elf/sections/text 29.49 KB -
random/pr26854-2.c/elf 1.59 MB -
random/pr26854-2.c/elf/sections/text 306.89 KB -
random/pr26854.c/elf 4.26 MB -
random/pr26854.c/elf/sections/text 1.12 MB -
random/pr28071.c/elf 2.74 MB -
random/pr28071.c/elf/sections/text 649.81 KB -
random/pr29433.cpp/elf 1.46 MB -
random/pr29433.cpp/elf/sections/text 726.00 B -
random/pr36262.c/elf 361.51 KB -
random/pr36262.c/elf/sections/text 107.80 KB -
random/pr36291.cpp/elf 11.98 MB -
random/pr36291.cpp/elf/sections/text 784.56 KB -
random/pr36439.cpp/elf 14.14 MB -
random/pr36439.cpp/elf/sections/text 0.00 B -
random/pr36498.cpp/elf 17.27 MB -
random/pr36498.cpp/elf/sections/text 476.73 KB -
random/pr37448.c/elf 14.43 MB -
random/pr37448.c/elf/sections/text 1.94 MB -
random/pr38518.c/elf 361.34 KB -
random/pr38518.c/elf/sections/text 107.80 KB -
random/pr39326.c/elf 1.47 MB -
random/pr39326.c/elf/sections/text 330.20 KB -
random/pr60243.c/elf 17.54 MB -
random/pr60243.c/elf/sections/text 3.33 MB -
random/pr69609.c/elf 1.56 MB -
random/pr69609.c/elf/sections/text 404.98 KB -
random/pr70614.c/elf 128.97 KB -
random/pr70614.c/elf/sections/text 25.05 KB -
random/pr81827.f90/elf 7.27 MB -
random/pr81827.f90/elf/sections/text 5.15 MB -
Geometric Mean 120.43 KB -83.37%