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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) 10.0.0 20191202 (experimental) ed84f9cb81117cd7ac3b91de883b904401a2e0b0
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 ed84f9cb81117cd7ac3b91de883b904401a2e0b0
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 1575258735000.ed84f9cb81117cd7ac3b91de883b904401a2e0b0 2019-12-02T07:27:50.906450 0:01:11.128050
Previous 1575159385000.8b8f4162103d77e7d3601f63015ee72892d25c04 2019-12-01T13:06:10.754340 0:01:10.853710
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 1 16
Performance Improvements 6 24
Added Tests 3 3
Unchanged Tests 314 281
Total Tests 324

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854.c 4.55% 85.281 89.161 - 1.17% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr70614.c -12.06% 25.265 22.218 - 3274.25% -
random/pr36291.cpp -6.71% 22.782 21.253 - 4.48% -
random/pr12850.cpp -5.51% 48.454 45.786 - 11.56% -
random/pr29433.cpp -4.06% 14.692 14.095 - 0.17% -
random/pr36498.cpp -3.94% 19.355 18.593 - 33.76% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr70614.c -2.44% 55.45 MB 54.09 MB - 0.90% -

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 3274.25% 0.658 22.218 - -12.06% -
random/pr36498.cpp 33.76% 13.901 18.593 - -3.94% -
random/pr12850.cpp 11.56% 41.041 45.786 - -5.51% -
random/pr36439.cpp 7.95% 21.557 23.271 - -0.18% -
random/pr36291.cpp 4.48% 20.342 21.253 - -6.71% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp 6.42% 473.20 MB 503.57 MB - 0.04% -
random/empty.c 2.63% 16.46 MB 16.89 MB - 0.37% -
random/pr28071.c 2.54% 803.98 MB 824.37 MB - 0.07% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp/elf 25.08% 13.78 MB 17.23 MB - 0.00% -
random/pr28071.c/elf 23.73% 2.22 MB 2.75 MB - 0.00% -
random/pr28071.c/elf/sections/text 17.63% 563.13 KB 662.44 KB - 0.00% -
random/pr36498.cpp/elf/sections/text 14.88% 399.02 KB 458.41 KB - 0.00% -
random/pr36439.cpp/elf 7.49% 12.25 MB 13.17 MB - 0.00% -
random/pr39326.c/elf/sections/text 3.69% 321.27 KB 333.12 KB - 0.00% -
random/pr26854-2.c/elf/sections/text 3.34% 308.27 KB 318.57 KB - 0.00% -
random/pr12850.cpp/elf 2.45% 31.23 MB 31.99 MB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr38518.c -51.28% 8.251 4.020 - -0.32% -
random/pr36262.c -50.86% 8.201 4.030 - -0.19% -
random/pr69609.c -46.12% 34.303 18.482 - -0.14% -
random/pr12392.cpp -28.51% 38.041 27.196 - -0.51% -
random/pr28071.c -7.63% 42.616 39.363 - 0.22% -
random/pr39326.c -6.25% 149.415 140.083 - -0.55% -
random/pr26854-2.c -5.48% 13.306 12.577 - 0.88% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -24.63% 928.73 MB 700.02 MB - 0.04% -
random/pr39326.c -20.64% 564.87 MB 448.26 MB - -0.00% -
random/pr36262.c -9.29% 216.10 MB 196.02 MB - 0.22% -
random/pr38518.c -9.22% 215.38 MB 195.53 MB - -0.03% -
random/pr26854-2.c -4.23% 380.50 MB 364.40 MB - -0.02% -
random/pr69609.c -3.07% 529.92 MB 513.68 MB - -0.11% -
random/pr36291.cpp -2.92% 579.45 MB 562.55 MB - 0.05% -
random/pr26854.c -2.18% 1.11 GB 1.09 GB - -0.00% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -26.03% 21.14 MB 15.64 MB - -0.00% -
random/pr12850.cpp/elf/sections/text -19.18% 33.93 KB 27.42 KB - 0.00% -
random/pr12392.cpp/elf/sections/text -9.62% 563.08 KB 508.90 KB - 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 -4.90% 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

Report Time: 0.11s