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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; 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) 10.0.0 20191120 (experimental) 16339f175c38b1176cf38137a9b8c35aba28f856
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.
git_revision 16339f175c38b1176cf38137a9b8c35aba28f856
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 1574284554000.16339f175c38b1176cf38137a9b8c35aba28f856 2019-11-21T00:30:48.037319 0:01:11.732951
Previous 1574409633000.dfbbb8fee827f3ced286eac37f8c6cd57a8498bb 2019-11-22T11:22:18.087232 0:01:11.838705
Baseline 1543348665000.9b92780c8a3bee3cb13440f477cc2a6aef2ce191 2018-11-27T23:34:44.160312 0:01:14.517768

Tests Summary

Status Group # # (B)
Performance Regressions 7 18
Performance Improvements 4 23
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/pr36291.cpp 8.30% 21.150 22.904 - 12.60% -
random/pr12392.cpp 7.34% 27.488 29.507 - -22.43% -
random/pr12850.cpp 4.99% 46.073 48.374 - 17.87% -
random/pr36498.cpp 4.44% 18.575 19.399 - 39.55% -
random/pr28071.c 2.19% 39.409 40.273 - -5.50% -
random/pr39326.c 2.19% 139.646 142.704 - -4.49% -
random/pr29433.cpp 2.12% 14.679 14.990 - 6.53% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr38518.c -2.49% 4.156 4.053 - -50.88% -
random/pr69609.c -2.06% 18.852 18.463 - -46.18% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr69609.c -3.21% 529.74 MB 512.76 MB - -3.24% -
random/pr70614.c -2.47% 55.65 MB 54.28 MB - 1.24% -

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 3480.94% 0.658 23.579 - -0.09% -
random/pr36498.cpp 39.55% 13.901 19.399 - 4.44% -
random/pr12850.cpp 17.87% 41.041 48.374 - 4.99% -
random/pr36291.cpp 12.60% 20.342 22.904 - 8.30% -
random/pr36439.cpp 8.69% 21.557 23.431 - 0.48% -
random/pr29433.cpp 6.53% 14.071 14.990 - 2.12% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c 16.28% 803.98 MB 934.88 MB - -0.01% -
random/pr36498.cpp 6.79% 473.20 MB 505.32 MB - -0.41% -
random/empty.C 3.04% 17.35 MB 17.88 MB - -0.26% -
random/empty.c 2.99% 16.46 MB 16.95 MB - 0.35% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp/elf 25.11% 13.78 MB 17.24 MB - 0.01% -
random/pr28071.c/elf 23.73% 2.22 MB 2.75 MB - -0.00% -
random/pr28071.c/elf/sections/text 17.63% 563.13 KB 662.44 KB - 0.00% -
random/pr36498.cpp/elf/sections/text 14.89% 399.02 KB 458.42 KB - -0.00% -
random/pr36439.cpp/elf 7.48% 12.25 MB 13.17 MB - 0.00% -
random/pr39326.c/elf/sections/text 3.69% 321.27 KB 333.12 KB - 0.00% -
random/pr26854-2.c/elf/sections/text 3.34% 308.27 KB 318.56 KB - 0.00% -
random/pr12850.cpp/elf 2.43% 31.23 MB 31.98 MB - 0.01% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr38518.c -50.88% 8.251 4.053 - -2.49% -
random/pr36262.c -50.52% 8.201 4.058 - 0.77% -
random/pr69609.c -46.18% 34.303 18.463 - -2.06% -
random/pr12392.cpp -22.43% 38.041 29.507 - 7.34% -
random/pr28071.c -5.50% 42.616 40.273 - 2.19% -
random/pr26854-2.c -5.17% 13.306 12.619 - -1.59% -
random/pr39326.c -4.49% 149.415 142.704 - 2.19% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -23.88% 928.73 MB 706.97 MB - -1.08% -
random/pr39326.c -20.77% 564.87 MB 447.55 MB - -0.05% -
random/pr36262.c -8.58% 216.10 MB 197.57 MB - -0.54% -
random/pr38518.c -8.27% 215.38 MB 197.57 MB - -0.30% -
random/pr69609.c -3.24% 529.92 MB 512.76 MB - -3.21% -
random/pr36291.cpp -2.88% 579.45 MB 562.79 MB - -0.05% -
random/pr26854-2.c -2.85% 380.50 MB 369.65 MB - 0.13% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -26.03% 21.14 MB 15.64 MB - 0.00% -
random/pr12850.cpp/elf/sections/text -19.15% 33.93 KB 27.43 KB - 0.01% -
random/pr12392.cpp/elf/sections/text -9.62% 563.08 KB 508.90 KB - 0.00% -
random/pr36262.c/elf/sections/text -7.27% 113.27 KB 105.04 KB - 0.00% -
random/pr38518.c/elf/sections/text -7.27% 113.27 KB 105.04 KB - 0.00% -
random/pr36262.c/elf -5.09% 368.81 KB 350.04 KB - 0.00% -
random/pr38518.c/elf -5.08% 368.62 KB 349.91 KB - 0.00% -
random/pr29433.cpp/elf -4.95% 1.46 MB 1.39 MB - 0.00% -
random/pr29433.cpp/elf/sections/text -3.58% 726.00 B 700.00 B - 0.00% -

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

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