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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: 1687.794
CPU max MHz: 3200.0000
CPU min MHz: 1550.0000
BogoMIPS: 6387.96
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
Run Info

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; home:marxin:branches:devel:gcc-bundle / openSUSE_Factory) 2.32
Copyright (C) 2019 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) 10.0.1 20200402 (experimental) 25839b6af9f10b3227719db35b9e9e38320341e7
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 25839b6af9f10b3227719db35b9e9e38320341e7
glibc GNU C Library (GNU libc) stable release version 2.29 (git 56c86f5dd516).
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.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 8.3.1 20190226 [gcc-8-branch revision 269204].
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; home:marxin:branches:devel:gcc-bundle / openSUSE_Factory) 2.32
options None
reason None
uname Linux zenith 5.0.9-1-default #1 SMP Sun Apr 21 06:42:32 UTC 2019 (7bd8353) 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 1585786576000.25839b6af9f10b3227719db35b9e9e38320341e7 2020-04-02T07:28:32.671127 0:01:14.987055
Previous 1585700198000.73dd051894b8293d35ea1c436fa408c404b80813 2020-04-01T04:59:11.383480 0:01:11.644344
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 1 17
Performance Improvements 4 26
Added Tests 3 3
Unchanged Tests 316 278
Total Tests 324

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr70614.c 7.23% 21.361 22.905 - 3378.61% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp -8.76% 30.392 27.729 - -27.11% -
random/pr26854.c -4.88% 90.678 86.249 - -2.14% -
random/pr26854-2.c -2.81% 12.906 12.544 - -5.73% -
random/pr69609.c -2.67% 19.047 18.538 - -45.96% -

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/pr70614.c 3378.61% 0.658 22.905 - 7.23% -
random/pr36498.cpp 34.81% 13.901 18.739 - 0.19% -
random/pr12850.cpp 13.58% 41.041 46.615 - 0.97% -
random/pr36439.cpp 11.79% 21.557 24.098 - 0.54% -
random/pr36291.cpp 4.95% 20.342 21.348 - 0.28% -
random/pr29433.cpp 3.45% 14.071 14.557 - -1.02% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp 6.72% 473.20 MB 504.98 MB - -0.00% -
random/empty.C 6.35% 17.35 MB 18.45 MB - 0.00% -
random/empty.c 3.39% 16.46 MB 17.02 MB - -0.73% -
random/pr70614.c 2.48% 53.61 MB 54.94 MB - -0.23% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp/elf 25.05% 13.78 MB 17.23 MB - 0.00% -
random/pr28071.c/elf 23.56% 2.22 MB 2.74 MB - -0.00% -
random/pr28071.c/elf/sections/text 17.34% 563.13 KB 660.79 KB - 0.00% -
random/pr36498.cpp/elf/sections/text 14.90% 399.02 KB 458.47 KB - 0.00% -
random/pr36439.cpp/elf 7.41% 12.25 MB 13.16 MB - -0.00% -
random/pr39326.c/elf/sections/text 3.66% 321.27 KB 333.03 KB - 0.00% -
random/pr12850.cpp/elf 2.30% 31.23 MB 31.95 MB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c -50.70% 8.201 4.043 - -0.33% -
random/pr38518.c -50.46% 8.251 4.088 - 0.19% -
random/pr69609.c -45.96% 34.303 18.538 - -2.67% -
random/pr12392.cpp -27.11% 38.041 27.729 - -8.76% -
random/pr28071.c -6.21% 42.616 39.969 - 0.49% -
random/pr26854-2.c -5.73% 13.306 12.544 - -2.81% -
random/pr39326.c -4.52% 149.415 142.663 - 0.19% -
random/pr26854.c -2.14% 88.133 86.249 - -4.88% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -24.62% 928.73 MB 700.11 MB - 0.31% -
random/pr39326.c -20.96% 564.87 MB 446.49 MB - -0.04% -
random/pr36262.c -9.38% 216.10 MB 195.83 MB - -0.10% -
random/pr38518.c -9.06% 215.38 MB 195.87 MB - -0.10% -
random/pr26854-2.c -3.83% 380.50 MB 365.93 MB - -0.03% -
random/pr69609.c -3.17% 529.92 MB 513.11 MB - -0.03% -
random/pr36291.cpp -2.78% 579.45 MB 563.36 MB - 0.01% -
random/pr26854.c -2.45% 1.11 GB 1.09 GB - -0.01% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -26.09% 21.14 MB 15.63 MB - 0.00% -
random/pr12850.cpp/elf/sections/text -18.55% 33.93 KB 27.63 KB - 0.00% -
random/pr12392.cpp/elf/sections/text -10.12% 563.08 KB 506.11 KB - 0.00% -
random/pr36262.c/elf/sections/text -7.29% 113.27 KB 105.01 KB - 0.00% -
random/pr38518.c/elf/sections/text -7.29% 113.27 KB 105.01 KB - 0.00% -
random/pr39326.c/elf -5.84% 1.46 MB 1.38 MB - 0.00% -
random/pr36262.c/elf -5.12% 368.81 KB 349.94 KB - 0.00% -
random/pr38518.c/elf -5.10% 368.62 KB 349.81 KB - 0.00% -
random/pr29433.cpp/elf -4.93% 1.46 MB 1.39 MB - -0.00% -
random/pr29433.cpp/elf/sections/text -3.58% 726.00 B 700.00 B - 0.00% -

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

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