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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; 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) 11.0.0 20200520 (experimental) b17a002ef579ed85edbe2c241222bfd0a86682db
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 b17a002ef579ed85edbe2c241222bfd0a86682db
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 1589933783000.b17a002ef579ed85edbe2c241222bfd0a86682db 2020-05-20T07:28:51.664706 0:01:14.875470
Previous 1589860232000.573e5f0500968dcf4025b8fc0ae5fb367f9c70d9 2020-05-19T07:27:52.381926 0:01:11.524312
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 4 16
Performance Improvements 1 26
Added Tests 3 3
Unchanged Tests 316 279
Total Tests 324

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36291.cpp 6.23% 21.250 22.575 - 10.98% -
random/pr12850.cpp 4.76% 45.561 47.728 - 16.29% -
random/pr29433.cpp 3.11% 14.582 15.036 - 6.86% -
random/pr36498.cpp 3.04% 18.411 18.970 - 36.46% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854-2.c -2.38% 12.954 12.645 - -4.97% -

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 3266.54% 0.658 22.167 - 1.67% -
random/pr36498.cpp 36.46% 13.901 18.970 - 3.04% -
random/pr12850.cpp 16.29% 41.041 47.728 - 4.76% -
random/pr36291.cpp 10.98% 20.342 22.575 - 6.23% -
random/pr36439.cpp 9.41% 21.557 23.585 - 0.10% -
random/pr29433.cpp 6.86% 14.071 15.036 - 3.11% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp 17.38% 473.20 MB 555.45 MB - 0.02% -
random/empty.C 3.20% 17.35 MB 17.91 MB - -0.67% -
random/empty.c 3.11% 16.46 MB 16.97 MB - -1.79% -
random/pr70614.c 2.38% 53.61 MB 54.89 MB - -0.44% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c/elf 22.81% 2.22 MB 2.73 MB - 0.00% -
random/pr36498.cpp/elf 22.52% 13.78 MB 16.88 MB - -0.00% -
random/pr36498.cpp/elf/sections/text 14.85% 399.02 KB 458.26 KB - 0.00% -
random/pr28071.c/elf/sections/text 14.59% 563.13 KB 645.28 KB - 0.00% -
random/pr36439.cpp/elf 7.21% 12.25 MB 13.13 MB - 0.00% -
random/pr39326.c/elf/sections/text 2.82% 321.27 KB 330.35 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c -50.60% 8.201 4.051 - -1.50% -
random/pr38518.c -50.43% 8.251 4.090 - -1.14% -
random/pr69609.c -45.90% 34.303 18.559 - -0.44% -
random/pr12392.cpp -28.26% 38.041 27.290 - 0.30% -
random/pr28071.c -7.67% 42.616 39.349 - 0.84% -
random/pr26854-2.c -4.97% 13.306 12.645 - -2.38% -
random/pr39326.c -4.85% 149.415 142.172 - -0.24% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -25.93% 928.73 MB 687.87 MB - -0.03% -
random/pr39326.c -20.40% 564.87 MB 449.65 MB - -0.03% -
random/pr36262.c -9.72% 216.10 MB 195.09 MB - -0.03% -
random/pr38518.c -9.29% 215.38 MB 195.37 MB - -0.03% -
random/pr26854-2.c -4.10% 380.50 MB 364.90 MB - -0.28% -
random/pr69609.c -2.84% 529.92 MB 514.85 MB - -0.04% -
random/pr26854.c -2.69% 1.11 GB 1.08 GB - -0.02% -
random/pr12850.cpp -2.27% 908.82 MB 888.20 MB - 0.01% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -30.64% 21.14 MB 14.66 MB - 0.00% -
random/pr12850.cpp/elf/sections/text -18.57% 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/pr29433.cpp/elf -5.99% 1.46 MB 1.37 MB - 0.00% -
random/pr39326.c/elf -5.44% 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 -5.11% 368.62 KB 349.80 KB - 0.00% -
random/pr29433.cpp/elf/sections/text -3.58% 726.00 B 700.00 B - 0.00% -
random/pr12850.cpp/elf -2.93% 31.23 MB 30.31 MB - 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: 0.18s