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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; openSUSE Tumbleweed) 2.36.1.20210326-4
Copyright (C) 2021 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) 12.0.0 20210811 (experimental) e87209a1269622017bf3d98bf71502dcb0f893aa
Copyright (C) 2021 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 e87209a1269622017bf3d98bf71502dcb0f893aa
glibc GNU C Library (GNU libc) release release version 2.33 (git 9826b03b74).
Copyright (C) 2021 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 11.1.1 20210510 [revision 23855a176609fe8dda6abaf2b21846b4517966eb].
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; openSUSE Tumbleweed) 2.36.1.20210326-4
options None
reason None
uname Linux zenith 5.12.9-1-default #1 SMP Thu Jun 3 07:44:58 UTC 2021 (f17eb01) x86_64 x86_64 x86_64 GNU/Linux
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zenith.gcc-trunk-honza.O_g test results

Run Order Start Time Duration
Current 1628768201000.e87209a1269622017bf3d98bf71502dcb0f893aa 2021-08-12T17:53:44.434014 0:01:21.071333
Previous 1628701884000.e54acea9e5a821448af97c66e94a1e4c4f977d5d 2021-08-12T05:31:21.927548 0:01:20.555261
Baseline 1543509871000.7db9606762e24d4a32ce052efdfdcf3139a23afb 2018-11-30T15:48:32.034939 0:01:10.936294

Tests Summary

Status Group # # (B)
Performance Regressions 0 12
Performance Improvements 1 28
Added Tests 3 3
Unchanged Tests 320 281
Total Tests 324

Run-Over-Run Changes Detail

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36262.c -7.50% 4.453 4.119 - -49.67% -

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/pr12392.cpp 10.95% 38.032 42.197 - -0.76% -
random/pr36439.cpp 10.46% 21.492 23.741 - 0.05% -
random/pr36291.cpp 7.89% 20.330 21.933 - 0.11% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/empty.C 13.41% 17.36 MB 19.68 MB - 0.00% -
random/empty.c 6.57% 16.47 MB 17.55 MB - 0.00% -
random/pr36291.cpp 4.80% 580.37 MB 608.22 MB - 0.00% -
random/pr70614.c 2.76% 53.62 MB 55.10 MB - 0.00% -
random/pr29433.cpp 2.19% 1.92 GB 1.96 GB - 0.00% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c/elf 22.59% 2.22 MB 2.72 MB - 0.00% -
random/pr28071.c/elf/sections/text 14.59% 563.13 KB 645.28 KB - 0.00% -
random/empty.c/elf 3.57% 1.31 KB 1.36 KB - 0.00% -
random/empty.C/elf 2.96% 1.32 KB 1.36 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr38518.c -49.85% 8.214 4.119 - 0.12% -
random/pr36262.c -49.67% 8.186 4.119 - -7.50% -
random/pr69609.c -47.35% 34.326 18.072 - 0.19% -
random/pr60243.c -38.14% 190.929 118.105 - -0.00% -
random/pr28071.c -20.18% 42.532 33.950 - -0.31% -
random/pr26854.c -5.48% 85.411 80.729 - 0.84% -
random/pr26854-2.c -4.19% 13.172 12.621 - -0.14% -
random/pr29433.cpp -3.02% 14.272 13.842 - -0.13% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -28.40% 929.34 MB 665.40 MB - -0.03% -
random/pr38518.c -11.29% 216.05 MB 191.66 MB - 0.00% -
random/pr36262.c -11.03% 215.44 MB 191.68 MB - 0.00% -
random/pr60243.c -9.18% 3.27 GB 2.97 GB - 0.00% -
random/pr26854.c -7.58% 1.12 GB 1.03 GB - 0.00% -
random/pr12850.cpp -6.55% 909.25 MB 849.70 MB - -0.09% -
random/pr26854-2.c -6.47% 381.12 MB 356.45 MB - 0.00% -
random/pr69609.c -4.37% 529.93 MB 506.78 MB - 0.00% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -64.21% 21.14 MB 7.57 MB - 0.00% -
random/pr36439.cpp/elf -31.02% 12.25 MB 8.45 MB - 0.00% -
random/pr12850.cpp/elf -26.10% 31.23 MB 23.07 MB - 0.00% -
random/pr36291.cpp/elf -24.09% 12.06 MB 9.16 MB - 0.00% -
random/pr12850.cpp/elf/sections/text -18.19% 33.93 KB 27.76 KB - 0.00% -
random/pr29433.cpp/elf -13.80% 1.46 MB 1.26 MB - 0.00% -
random/pr12392.cpp/elf/sections/text -10.10% 563.08 KB 506.18 KB - 0.00% -
random/pr38518.c/elf -5.41% 368.62 KB 348.69 KB - 0.00% -
random/pr36262.c/elf -5.38% 368.81 KB 348.97 KB - 0.00% -
random/pr36262.c/elf/sections/text -4.17% 113.27 KB 108.56 KB - 0.00% -
random/pr38518.c/elf/sections/text -4.17% 113.27 KB 108.56 KB - 0.00% -
random/pr29433.cpp/elf/sections/text -2.62% 726.00 B 707.00 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