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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 20190403 (experimental) 92aa769b4090803151e31fd00e28cdd4e782d09c
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 92aa769b4090803151e31fd00e28cdd4e782d09c
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-honza.O_g test results

Run Order Start Time Duration
Current 1554320098000.92aa769b4090803151e31fd00e28cdd4e782d09c 2019-04-04T14:36:42.421201 0:01:12.289109
Previous 1548937421000.a2c2a06b5fb1bdf78181d03040179cc6875efa9b 2019-01-31T21:25:40.783058 0:01:10.981171
Baseline 1543509871000.7db9606762e24d4a32ce052efdfdcf3139a23afb 2018-11-30T15:48:32.034939 0:01:10.936294

Tests Summary

Status Group # # (B)
Performance Regressions 4 19
Performance Improvements 6 13
Added Tests 3 3
Unchanged Tests 311 289
Total Tests 324

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr39326.c 2.09% 147.867 150.952 - 2.29% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr12850.cpp 7.49% 924.41 MB 993.62 MB - 9.28% -
random/pr37448.c 5.47% 1.89 GB 2.00 GB - 5.46% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
random/pr39326.c/elf/sections/text 2.80% 321.21 KB 330.20 KB - 2.78% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr69609.c -6.15% 33.838 31.755 - -7.49% -
random/pr60243.c -3.11% 194.041 188.007 - -1.53% -
random/pr28071.c -2.59% 49.929 48.636 - 14.35% -
random/pr26854-2.c -2.02% 13.405 13.134 - -0.29% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr39326.c -21.38% 565.45 MB 444.59 MB - -21.30% -
random/pr36498.cpp -2.30% 516.50 MB 504.63 MB - 6.61% -

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 31.41% 13.864 18.219 - 0.14% -
random/pr12850.cpp 16.32% 41.445 48.209 - -0.45% -
random/pr36439.cpp 16.28% 21.492 24.992 - 0.61% -
random/pr28071.c 14.35% 42.532 48.636 - -2.59% -
random/pr12392.cpp 7.59% 38.032 40.920 - -1.73% -
random/pr39326.c 2.29% 147.577 150.952 - 2.09% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c 18.55% 803.83 MB 952.98 MB - -0.21% -
random/pr12850.cpp 9.28% 909.25 MB 993.62 MB - 7.49% -
random/pr36498.cpp 6.61% 473.32 MB 504.63 MB - -2.30% -
random/pr37448.c 5.46% 1.89 GB 2.00 GB - 5.47% -
random/pr12392.cpp 5.22% 929.34 MB 977.81 MB - 0.64% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp/elf 25.42% 13.78 MB 17.28 MB - -0.05% -
random/pr28071.c/elf 23.55% 2.22 MB 2.74 MB - -0.05% -
random/pr36498.cpp/elf/sections/text 19.47% 399.02 KB 476.73 KB - -0.14% -
random/pr36439.cpp/elf 15.64% 12.25 MB 14.17 MB - -0.05% -
random/pr28071.c/elf/sections/text 15.39% 563.13 KB 649.81 KB - -0.06% -
random/pr12392.cpp/elf/sections/text 12.64% 563.08 KB 634.24 KB - -0.02% -
random/pr12850.cpp/elf 10.92% 31.23 MB 34.63 MB - 0.07% -
random/pr39326.c/elf/sections/text 2.78% 321.27 KB 330.20 KB - 2.80% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr69609.c -7.49% 34.326 31.755 - -6.15% -
random/pr38518.c -6.15% 8.214 7.709 - -1.22% -
random/pr36262.c -4.73% 8.186 7.799 - -0.62% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr39326.c -21.30% 564.92 MB 444.59 MB - -21.38% -
random/pr36439.cpp -5.65% 516.92 MB 487.70 MB - 0.90% -
random/pr38518.c -2.81% 216.05 MB 209.99 MB - 0.74% -
random/pr36262.c -2.52% 215.44 MB 210.00 MB - 0.75% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -20.43% 21.14 MB 16.82 MB - 0.07% -
random/pr12850.cpp/elf/sections/text -13.09% 33.93 KB 29.49 KB - -0.67% -
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 360.24 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: 0.10s