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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) 10.0.1 20200411 (experimental) 47539a4acef5853f6736952c92ce9e4785d3fde4
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 47539a4acef5853f6736952c92ce9e4785d3fde4
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 1586564175000.47539a4acef5853f6736952c92ce9e4785d3fde4 2020-04-11T05:07:32.770147 0:01:10.880028
Previous 1586404520000.fe1837143f1bf1d6b072a3973b00576ee17c30a9 2020-04-09T07:29:23.091841 0:01:11.241535
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 2 16
Performance Improvements 11 26
Added Tests 3 3
Unchanged Tests 308 279
Total Tests 324

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854.c 3.08% 87.421 90.118 - 2.25% -
random/pr26854-2.c 2.00% 12.639 12.892 - -3.12% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36291.cpp -7.24% 23.052 21.384 - 5.12% -
random/pr12850.cpp -6.11% 48.479 45.519 - 10.91% -
random/pr36498.cpp -3.89% 19.172 18.427 - 32.56% -
random/pr12392.cpp -3.19% 27.954 27.061 - -28.86% -
random/pr29433.cpp -2.91% 14.829 14.397 - 2.32% -
random/pr39326.c -2.24% 145.705 142.435 - -4.67% -
random/pr70614.c -2.08% 22.013 21.556 - 3173.67% -
random/pr36439.cpp -2.03% 24.137 23.648 - 9.70% -

Performance Improvements - size Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp/elf -6.14% 15.63 MB 14.67 MB - -30.63% -
random/pr12850.cpp/elf -5.16% 31.98 MB 30.33 MB - -2.88% -
random/pr36498.cpp/elf -2.00% 17.23 MB 16.88 MB - 22.54% -

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 3173.67% 0.658 21.556 - -2.08% -
random/pr36498.cpp 32.56% 13.901 18.427 - -3.89% -
random/pr12850.cpp 10.91% 41.041 45.519 - -6.11% -
random/pr36439.cpp 9.70% 21.557 23.648 - -2.03% -
random/pr36291.cpp 5.12% 20.342 21.384 - -7.24% -
random/pr29433.cpp 2.32% 14.071 14.397 - -2.91% -
random/pr26854.c 2.25% 88.133 90.118 - 3.08% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp 17.13% 473.20 MB 554.25 MB - -0.57% -
random/empty.C 5.99% 17.35 MB 18.39 MB - -0.32% -
random/pr70614.c 2.51% 53.61 MB 54.96 MB - -0.08% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c/elf 23.56% 2.22 MB 2.74 MB - -0.05% -
random/pr36498.cpp/elf 22.54% 13.78 MB 16.88 MB - -2.00% -
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 7.17% 12.25 MB 13.13 MB - -0.55% -
random/pr39326.c/elf/sections/text 3.66% 321.27 KB 333.03 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr38518.c -50.93% 8.251 4.049 - -0.17% -
random/pr36262.c -50.52% 8.201 4.058 - 0.86% -
random/pr69609.c -44.51% 34.303 19.036 - 1.04% -
random/pr12392.cpp -28.86% 38.041 27.061 - -3.19% -
random/pr28071.c -6.17% 42.616 39.987 - -0.78% -
random/pr39326.c -4.67% 149.415 142.435 - -2.24% -
random/pr26854-2.c -3.12% 13.306 12.892 - 2.00% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -25.68% 928.73 MB 690.25 MB - -1.42% -
random/pr39326.c -21.05% 564.87 MB 445.94 MB - -0.29% -
random/pr36262.c -9.74% 216.10 MB 195.05 MB - -0.46% -
random/pr38518.c -9.40% 215.38 MB 195.13 MB - -0.41% -
random/pr26854-2.c -4.21% 380.50 MB 364.50 MB - -0.61% -
random/pr26854.c -3.09% 1.11 GB 1.08 GB - -0.77% -
random/pr36291.cpp -3.08% 579.45 MB 561.61 MB - -0.31% -
random/pr69609.c -2.98% 529.92 MB 514.11 MB - -0.11% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -30.63% 21.14 MB 14.67 MB - -6.14% -
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/pr29433.cpp/elf -6.04% 1.46 MB 1.37 MB - -1.16% -
random/pr39326.c/elf -5.84% 1.46 MB 1.38 MB - -0.34% -
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 -2.88% 31.23 MB 30.33 MB - -5.16% -

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

Report Time: 0.15s