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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) 2.34.0.20200325-1
Copyright (C) 2020 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) 11.0.0 20210205 (experimental) 63538886d1f7fc7cbf066b4c2d6d7fd4da537259
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 63538886d1f7fc7cbf066b4c2d6d7fd4da537259
glibc GNU C Library (GNU libc) stable release version 2.31 (git 0a8262a1b2).
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.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 10.1.1 20200625 [revision c91e43e9363bd119a695d64505f96539fa451bf2].
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) 2.34.0.20200325-1
options None
reason None
uname Linux zenith 5.7.9-1-default #1 SMP Thu Jul 16 09:40:08 UTC 2020 (a010166) 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 1612530180000.63538886d1f7fc7cbf066b4c2d6d7fd4da537259 2021-02-05T16:06:15.876798 0:01:19.944118
Previous 1612015094000.accc5ba53e0d0c660aa69f16ef32fc05e4439f1f 2021-01-30T16:50:25.829248 0:01:20.706257
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 4 13
Performance Improvements 2 29
Added Tests 3 3
Unchanged Tests 315 279
Total Tests 324

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr38518.c 8.35% 4.021 4.357 - -47.19% -
random/pr36262.c 7.21% 4.017 4.307 - -47.49% -
random/pr36439.cpp 4.46% 24.338 25.424 - 17.94% -
random/pr70614.c 3.75% 21.978 22.803 - 3363.10% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr29433.cpp -3.11% 14.729 14.272 - 1.43% -
random/pr26854-2.c -2.88% 12.990 12.616 - -5.19% -

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 3363.10% 0.658 22.803 - 3.75% -
random/pr36439.cpp 17.94% 21.557 25.424 - 4.46% -
random/pr12850.cpp 10.91% 41.041 45.519 - 0.08% -
random/pr36291.cpp 8.25% 20.342 22.019 - 0.93% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/empty.C 6.78% 17.35 MB 18.53 MB - -0.67% -
random/pr36291.cpp 5.90% 579.45 MB 613.62 MB - 0.03% -
random/pr70614.c 5.25% 53.61 MB 56.43 MB - -0.01% -
random/empty.c 4.03% 16.46 MB 17.12 MB - 0.37% -
random/pr29433.cpp 3.04% 1.92 GB 1.98 GB - 0.01% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c/elf 22.58% 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/pr39326.c/elf/sections/text 3.29% 321.27 KB 331.83 KB - 0.00% -
random/pr26854-2.c/elf/sections/text 2.58% 308.27 KB 316.23 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr69609.c -47.77% 34.303 17.915 - 0.83% -
random/pr36262.c -47.49% 8.201 4.307 - 7.21% -
random/pr38518.c -47.19% 8.251 4.357 - 8.35% -
random/pr12392.cpp -32.18% 38.041 25.798 - 1.30% -
random/pr39326.c -25.75% 149.415 110.941 - 0.67% -
random/pr26854.c -9.93% 88.133 79.383 - 0.48% -
random/pr28071.c -9.34% 42.616 38.634 - -0.25% -
random/pr26854-2.c -5.19% 13.306 12.616 - -2.88% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -24.77% 928.73 MB 698.70 MB - -0.03% -
random/pr39326.c -24.50% 564.87 MB 426.46 MB - -0.00% -
random/pr36262.c -12.42% 216.10 MB 189.25 MB - -0.04% -
random/pr38518.c -12.13% 215.38 MB 189.25 MB - -0.04% -
random/pr26854.c -7.80% 1.11 GB 1.03 GB - 0.01% -
random/pr26854-2.c -6.38% 380.50 MB 356.23 MB - -0.00% -
random/pr12850.cpp -6.38% 908.82 MB 850.87 MB - 0.00% -
random/pr69609.c -5.01% 529.92 MB 503.36 MB - -0.00% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -63.64% 21.14 MB 7.69 MB - 0.00% -
random/pr36439.cpp/elf -30.80% 12.25 MB 8.48 MB - -0.00% -
random/pr12850.cpp/elf -26.01% 31.23 MB 23.10 MB - 0.00% -
random/pr36291.cpp/elf -24.09% 12.06 MB 9.16 MB - 0.00% -
random/pr12850.cpp/elf/sections/text -18.13% 33.93 KB 27.78 KB - 0.00% -
random/pr29433.cpp/elf -13.31% 1.46 MB 1.27 MB - -0.00% -
random/pr12392.cpp/elf/sections/text -10.08% 563.08 KB 506.32 KB - 0.00% -
random/pr39326.c/elf -5.44% 1.46 MB 1.38 MB - -0.00% -
random/pr36262.c/elf -5.22% 368.81 KB 349.58 KB - 0.00% -
random/pr38518.c/elf -5.21% 368.62 KB 349.42 KB - 0.00% -
random/pr36262.c/elf/sections/text -3.20% 113.27 KB 109.64 KB - 0.00% -
random/pr38518.c/elf/sections/text -3.20% 113.27 KB 109.64 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: 0.16s