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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 20210916 (experimental) d73bde2eb1409e2007826d4028038d65cbd8de80
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 d73bde2eb1409e2007826d4028038d65cbd8de80
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 1631782470000.d73bde2eb1409e2007826d4028038d65cbd8de80 2021-09-16T19:05:05.230680 0:01:16.830089
Previous 1629995429000.2ed0fc960ca566917427fab59c4f894d15ab2bff 2021-08-27T13:16:49.252980 0:01:16.660669
Baseline 1543509871000.7db9606762e24d4a32ce052efdfdcf3139a23afb 2018-11-30T15:48:32.034939 0:01:10.936294

Tests Summary

Status Group # # (B)
Performance Regressions 3 11
Performance Improvements 4 28
Added Tests 3 3
Unchanged Tests 314 282
Total Tests 324

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr38518.c 9.13% 4.088 4.461 - -45.69% -
random/pr26854-2.c 3.34% 12.522 12.940 - -1.76% -
random/pr26854.c 2.75% 80.007 82.207 - -3.75% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp -12.29% 27.319 23.961 - -37.00% -
random/pr36291.cpp -5.62% 22.817 21.535 - 5.93% -
random/pr12850.cpp -5.25% 43.531 41.247 - -0.48% -
random/pr69609.c -2.10% 18.575 18.185 - -47.02% -

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/pr36439.cpp 10.17% 21.492 23.678 - -1.01% -
random/pr36291.cpp 5.93% 20.330 21.535 - -5.62% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/empty.C 10.58% 17.36 MB 19.19 MB - 0.84% -
random/empty.c 6.43% 16.47 MB 17.53 MB - 0.13% -
random/pr36291.cpp 4.86% 580.37 MB 608.55 MB - 0.49% -
random/pr70614.c 4.48% 53.62 MB 56.02 MB - 1.14% -
random/pr29433.cpp 2.21% 1.92 GB 1.96 GB - -0.02% -

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/pr36262.c -49.07% 8.186 4.169 - 1.88% -
random/pr69609.c -47.02% 34.326 18.185 - -2.10% -
random/pr38518.c -45.69% 8.214 4.461 - 9.13% -
random/pr60243.c -38.44% 190.929 117.530 - -0.37% -
random/pr12392.cpp -37.00% 38.032 23.961 - -12.29% -
random/pr28071.c -20.67% 42.532 33.740 - 0.41% -
random/pr26854.c -3.75% 85.411 82.207 - 2.75% -
random/pr29433.cpp -2.61% 14.272 13.899 - -1.65% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -28.24% 929.34 MB 666.91 MB - 0.10% -
random/pr36262.c -11.17% 215.44 MB 191.38 MB - 0.06% -
random/pr38518.c -11.14% 216.05 MB 191.98 MB - 0.45% -
random/pr60243.c -9.18% 3.27 GB 2.97 GB - 0.00% -
random/pr26854.c -7.43% 1.12 GB 1.03 GB - 0.02% -
random/pr26854-2.c -6.89% 381.12 MB 354.86 MB - 0.13% -
random/pr12850.cpp -6.31% 909.25 MB 851.91 MB - 0.12% -
random/pr69609.c -4.22% 529.93 MB 507.56 MB - 0.13% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -64.22% 21.14 MB 7.56 MB - -0.00% -
random/pr36439.cpp/elf -29.35% 12.25 MB 8.66 MB - 0.00% -
random/pr12850.cpp/elf -26.13% 31.23 MB 23.07 MB - -0.01% -
random/pr36291.cpp/elf -24.09% 12.06 MB 9.16 MB - 0.00% -
random/pr12850.cpp/elf/sections/text -18.37% 33.93 KB 27.70 KB - 0.00% -
random/pr29433.cpp/elf -13.68% 1.46 MB 1.26 MB - -0.00% -
random/pr12392.cpp/elf/sections/text -10.10% 563.08 KB 506.19 KB - 0.00% -
random/pr38518.c/elf -5.67% 368.62 KB 347.71 KB - 0.00% -
random/pr36262.c/elf -5.65% 368.81 KB 347.97 KB - 0.00% -
random/pr36262.c/elf/sections/text -4.10% 113.27 KB 108.63 KB - 0.00% -
random/pr38518.c/elf/sections/text -4.10% 113.27 KB 108.63 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: 0.10s