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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: 1544.385
CPU max MHz: 3200.0000
CPU min MHz: 1550.0000
BogoMIPS: 6387.84
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 sme ssbd sev 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
memory MemTotal: 16294552 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) 11.0.0 20200630 (experimental) 7d503e329911a9c7f6d4db3170f6ed6f5a0424ba
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 7d503e329911a9c7f6d4db3170f6ed6f5a0424ba
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 1593521907000.7d503e329911a9c7f6d4db3170f6ed6f5a0424ba 2020-06-30T17:00:01.990510 0:01:11.494045
Previous 1593110088000.77d455ee81ec3a23f8b20259a31ab963716f8e82 2020-06-26T01:48:20.219847 0:01:15.780673
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 5 16
Performance Improvements 6 25
Added Tests 3 3
Unchanged Tests 310 280
Total Tests 324

Run-Over-Run Changes Detail

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr28071.c 3.88% 39.802 41.346 - -2.98% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp 6.12% 687.92 MB 730.02 MB - -21.40% -
random/pr36439.cpp 3.96% 507.01 MB 527.08 MB - 1.97% -
random/pr36291.cpp 3.93% 572.55 MB 595.03 MB - 2.69% -
random/pr12850.cpp 2.55% 890.96 MB 913.71 MB - 0.54% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36291.cpp -5.81% 22.930 21.598 - 6.18% -
random/pr12392.cpp -4.42% 27.179 25.978 - -31.71% -
random/pr36498.cpp -3.63% 19.051 18.360 - 32.08% -
random/pr12850.cpp -3.04% 47.852 46.398 - 13.05% -
random/pr29433.cpp -2.71% 15.330 14.914 - 5.99% -

Performance Improvements - size Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp/elf -35.48% 14.66 MB 9.46 MB - -55.25% -

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 3263.62% 0.658 22.148 - 0.35% -
random/pr36498.cpp 32.08% 13.901 18.360 - -3.63% -
random/pr12850.cpp 13.05% 41.041 46.398 - -3.04% -
random/pr36439.cpp 10.25% 21.557 23.765 - 0.82% -
random/pr36291.cpp 6.18% 20.342 21.598 - -5.81% -
random/pr29433.cpp 5.99% 14.071 14.914 - -2.71% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp 17.44% 473.20 MB 555.75 MB - -0.00% -
random/empty.C 5.43% 17.35 MB 18.29 MB - -0.34% -
random/pr36291.cpp 2.69% 579.45 MB 595.03 MB - 3.93% -
random/pr70614.c 2.25% 53.61 MB 54.82 MB - -0.97% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c/elf 22.81% 2.22 MB 2.73 MB - 0.00% -
random/pr36498.cpp/elf 22.52% 13.78 MB 16.88 MB - 0.00% -
random/pr36498.cpp/elf/sections/text 14.85% 399.02 KB 458.26 KB - 0.00% -
random/pr28071.c/elf/sections/text 14.59% 563.13 KB 645.28 KB - 0.00% -
random/pr36439.cpp/elf 5.54% 12.25 MB 12.93 MB - -1.55% -
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/pr38518.c -50.18% 8.251 4.111 - 0.85% -
random/pr36262.c -49.85% 8.201 4.113 - 0.70% -
random/pr69609.c -45.69% 34.303 18.629 - 0.63% -
random/pr12392.cpp -31.71% 38.041 25.978 - -4.42% -
random/pr26854-2.c -3.05% 13.306 12.901 - 1.29% -
random/pr28071.c -2.98% 42.616 41.346 - 3.88% -
random/pr39326.c -2.42% 149.415 145.807 - -0.20% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -21.40% 928.73 MB 730.02 MB - 6.12% -
random/pr39326.c -18.30% 564.87 MB 461.49 MB - -0.03% -
random/pr36262.c -9.75% 216.10 MB 195.04 MB - -0.13% -
random/pr38518.c -9.38% 215.38 MB 195.17 MB - -0.06% -
random/pr26854-2.c -4.51% 380.50 MB 363.34 MB - -0.00% -
random/pr69609.c -2.88% 529.92 MB 514.66 MB - -0.16% -
random/pr26854.c -2.34% 1.11 GB 1.09 GB - -0.04% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -55.25% 21.14 MB 9.46 MB - -35.48% -
random/pr12850.cpp/elf/sections/text -18.54% 33.93 KB 27.64 KB - 0.16% -
random/pr12392.cpp/elf/sections/text -10.11% 563.08 KB 506.16 KB - 0.01% -
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/pr29433.cpp/elf -5.36% 1.46 MB 1.38 MB - 0.67% -
random/pr36262.c/elf -5.12% 368.81 KB 349.94 KB - 0.00% -
random/pr38518.c/elf -5.10% 368.62 KB 349.81 KB - 0.00% -
random/pr12850.cpp/elf -2.78% 31.23 MB 30.36 MB - 0.05% -
random/pr29433.cpp/elf/sections/text -2.62% 726.00 B 707.00 B - 1.00% -

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

Report Time: 0.31s