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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) 10.0.0 20191114 (experimental) e613a5b1b41a411bf01f36a82ce28ca94da839f0
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 e613a5b1b41a411bf01f36a82ce28ca94da839f0
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 1573703383000.e613a5b1b41a411bf01f36a82ce28ca94da839f0 2019-11-14T07:29:05.209303 0:01:10.543472
Previous 1573662378000.7c021bc432e9642da24bddc23ca35bfccce5119c 2019-11-13T19:18:37.163700 0:01:14.653726
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 0 18
Performance Improvements 5 23
Added Tests 3 3
Unchanged Tests 316 280
Total Tests 324

Run-Over-Run Changes Detail

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36291.cpp -6.42% 23.747 22.222 - 9.24% -
random/pr38518.c -5.77% 4.503 4.243 - -48.57% -
random/pr12850.cpp -5.11% 54.297 51.520 - 25.53% -
random/pr36262.c -4.49% 4.444 4.245 - -48.24% -
random/pr36498.cpp -3.15% 18.622 18.035 - 29.74% -

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 3488.54% 0.658 23.629 - -1.20% -
random/pr36498.cpp 29.74% 13.901 18.035 - -3.15% -
random/pr12850.cpp 25.53% 41.041 51.520 - -5.11% -
random/pr28071.c 11.02% 42.616 47.311 - -0.34% -
random/pr36291.cpp 9.24% 20.342 22.222 - -6.42% -
random/pr36439.cpp 8.66% 21.557 23.423 - 0.38% -
random/pr29433.cpp 3.33% 14.071 14.540 - -1.55% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c 4.03% 803.98 MB 836.38 MB - -0.01% -
random/empty.C 2.63% 17.35 MB 17.81 MB - 0.00% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c/elf 23.73% 2.22 MB 2.75 MB - -0.00% -
random/pr12850.cpp/elf 18.20% 31.23 MB 36.91 MB - 0.00% -
random/pr28071.c/elf/sections/text 17.63% 563.13 KB 662.44 KB - 0.00% -
random/pr36498.cpp/elf 15.07% 13.78 MB 15.85 MB - 0.00% -
random/pr69609.c/elf 10.74% 1.57 MB 1.73 MB - 0.00% -
random/pr69609.c/elf/sections/text 6.24% 410.00 KB 435.59 KB - 0.00% -
random/pr36498.cpp/elf/sections/text 5.22% 399.02 KB 419.84 KB - 0.00% -
random/pr26854-2.c/elf/sections/text 3.34% 308.27 KB 318.56 KB - 0.00% -
random/pr12850.cpp/elf/sections/text 2.61% 33.93 KB 34.81 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr38518.c -48.57% 8.251 4.243 - -5.77% -
random/pr36262.c -48.24% 8.201 4.245 - -4.49% -
random/pr69609.c -23.90% 34.303 26.105 - -1.57% -
random/pr12392.cpp -15.27% 38.041 32.232 - -0.61% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c -30.78% 216.10 MB 149.59 MB - -0.04% -
random/pr38518.c -30.55% 215.38 MB 149.58 MB - -0.02% -
random/pr36291.cpp -30.26% 579.45 MB 404.09 MB - 0.05% -
random/pr12392.cpp -28.22% 928.73 MB 666.68 MB - -0.02% -
random/pr69609.c -23.81% 529.92 MB 403.73 MB - 0.02% -
random/pr26854-2.c -22.99% 380.50 MB 293.02 MB - 0.00% -
random/pr36498.cpp -20.04% 473.20 MB 378.38 MB - 0.00% -
random/pr36439.cpp -18.70% 516.88 MB 420.23 MB - 0.13% -
random/pr70614.c -11.34% 53.61 MB 47.54 MB - 0.28% -
random/pr26854.c -7.27% 1.11 GB 1.03 GB - 0.04% -
random/pr12850.cpp -6.31% 908.82 MB 851.44 MB - 0.00% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -26.04% 21.14 MB 15.64 MB - -0.00% -
random/pr12392.cpp/elf/sections/text -9.60% 563.08 KB 509.01 KB - 0.00% -
random/pr29433.cpp/elf -7.38% 1.46 MB 1.35 MB - -0.00% -
random/pr36262.c/elf/sections/text -7.27% 113.27 KB 105.04 KB - 0.00% -
random/pr38518.c/elf/sections/text -7.27% 113.27 KB 105.04 KB - 0.00% -
random/pr36262.c/elf -5.09% 368.81 KB 350.04 KB - 0.00% -
random/pr38518.c/elf -5.08% 368.62 KB 349.90 KB - 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

Report Time: 0.34s