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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 20200910 (experimental) 80f86e78ac0b8a54e2ad208782a583d53f397aa3
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 80f86e78ac0b8a54e2ad208782a583d53f397aa3
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 1599696988000.80f86e78ac0b8a54e2ad208782a583d53f397aa3 2020-09-10T07:26:07.976481 0:01:11.392344
Previous 1599618114000.f56f1a5a755e4f2080ff709ad7bf4088b84faefe 2020-09-09T07:26:27.434989 0:01:11.379818
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 2 15
Performance Improvements 5 25
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/pr28071.c 8.88% 41.070 44.717 - 4.93% -
random/pr70614.c 2.96% 21.517 22.153 - 3264.37% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854-2.c -14.25% 14.632 12.546 - -5.71% -
random/pr69609.c -10.56% 20.308 18.163 - -47.05% -
random/pr26854.c -5.18% 83.791 79.450 - -9.85% -
random/pr38518.c -3.58% 4.625 4.460 - -45.95% -
random/pr36262.c -2.15% 4.567 4.468 - -45.52% -

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 3264.37% 0.658 22.153 - 2.96% -
random/pr12850.cpp 9.91% 41.041 45.108 - 0.20% -
random/pr36439.cpp 9.90% 21.557 23.691 - 0.30% -
random/pr28071.c 4.93% 42.616 44.717 - 8.88% -
random/pr36291.cpp 4.52% 20.342 21.260 - -0.73% -
random/pr29433.cpp 3.16% 14.071 14.516 - 0.90% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp 8.73% 579.45 MB 630.05 MB - -0.31% -
random/pr70614.c 4.04% 53.61 MB 55.78 MB - 0.58% -
random/empty.C 3.24% 17.35 MB 17.91 MB - -0.69% -
random/empty.c 3.20% 16.46 MB 16.99 MB - 0.76% -
random/pr29433.cpp 2.23% 1.92 GB 1.96 GB - 0.01% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c/elf 22.82% 2.22 MB 2.73 MB - 0.00% -
random/pr28071.c/elf/sections/text 14.59% 563.13 KB 645.28 KB - 0.00% -
random/pr36439.cpp/elf 5.61% 12.25 MB 12.94 MB - -0.00% -
random/pr39326.c/elf/sections/text 2.82% 321.27 KB 330.35 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr69609.c -47.05% 34.303 18.163 - -10.56% -
random/pr38518.c -45.95% 8.251 4.460 - -3.58% -
random/pr36262.c -45.52% 8.201 4.468 - -2.15% -
random/pr12392.cpp -31.58% 38.041 26.026 - 0.63% -
random/pr39326.c -25.40% 149.415 111.471 - -1.44% -
random/pr26854.c -9.85% 88.133 79.450 - -5.18% -
random/pr26854-2.c -5.71% 13.306 12.546 - -14.25% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -21.33% 928.73 MB 730.64 MB - -0.09% -
random/pr39326.c -18.22% 564.87 MB 461.92 MB - -0.00% -
random/pr36262.c -11.08% 216.10 MB 192.16 MB - -0.08% -
random/pr38518.c -10.92% 215.38 MB 191.86 MB - -0.08% -
random/pr26854-2.c -7.54% 380.50 MB 351.80 MB - 0.08% -
random/pr26854.c -6.36% 1.11 GB 1.04 GB - 0.02% -
random/pr69609.c -4.30% 529.92 MB 507.14 MB - 0.03% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -55.23% 21.14 MB 9.47 MB - 0.00% -
random/pr12850.cpp/elf/sections/text -18.05% 33.93 KB 27.80 KB - 0.00% -
random/pr12392.cpp/elf/sections/text -10.10% 563.08 KB 506.19 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/pr39326.c/elf -5.44% 1.46 MB 1.38 MB - 0.00% -
random/pr36262.c/elf -5.01% 368.81 KB 350.34 KB - 0.00% -
random/pr38518.c/elf -5.00% 368.62 KB 350.19 KB - 0.00% -
random/pr29433.cpp/elf -4.87% 1.46 MB 1.39 MB - 0.00% -
random/pr12850.cpp/elf -2.70% 31.23 MB 30.38 MB - 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: 0.13s