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: 39 bits physical, 48 bits virtual
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 1
Core(s) per socket: 4
Socket(s): 1
NUMA node(s): 1
Vendor ID: GenuineIntel
CPU family: 6
Model: 158
Model name: Intel(R) Core(TM) i5-7400 CPU @ 3.00GHz
Stepping: 9
CPU MHz: 875.475
CPU max MHz: 3500.0000
CPU min MHz: 800.0000
BogoMIPS: 6000.00
L1d cache: 128 KiB
L1i cache: 128 KiB
L2 cache: 1 MiB
L3 cache: 6 MiB
NUMA node0 CPU(s): 0-3
Vulnerability Itlb multihit: KVM: Mitigation: VMX unsupported
Vulnerability L1tf: Mitigation; PTE Inversion
Vulnerability Mds: Mitigation; Clear CPU buffers; SMT disabled
Vulnerability Meltdown: Mitigation; PTI
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 generic retpoline, IBPB conditional, IBRS_FW, STIBP disabled, RSB filling
Vulnerability Srbds: Mitigation; Microcode
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 dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault invpcid_single pti ssbd ibrs ibpb stibp fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid mpx rdseed adx smap clflushopt intel_pt xsaveopt xsavec xgetbv1 xsaves dtherm ida arat pln pts hwp hwp_notify hwp_act_window hwp_epp md_clear flush_l1d
memory MemTotal: 8004140 kB

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 20191107 (experimental) 0c0b297d68848fd6812aa59651fe7b039ed6f4ef
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 0c0b297d68848fd6812aa59651fe7b039ed6f4ef
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 kaby 5.0.9-1-default #1 SMP Sun Apr 21 06:42:32 UTC 2019 (7bd8353) x86_64 x86_64 x86_64 GNU/Linux
Filter

kaby.gcc-trunk.O0_g test results

Run Order Start Time Duration
Current 1573112199000.0c0b297d68848fd6812aa59651fe7b039ed6f4ef 2019-11-07T10:31:51.522036 0:00:41.414332
Previous 1573604185000.00bb511c162e8853b26943bd14212f69324d1f65 2019-11-13T07:49:32.603639 0:00:42.177102
Baseline 1543354856000.b3df66f19fc14b161a2867119b1577b80e7de7f9 2018-11-28T02:32:26.696558 0:00:40.728177


Tests Summary

Status Group # # (B)
Performance Regressions 16 7
Performance Improvements 13 5
Added Tests 3 3
Unchanged Tests 346 363
Total Tests 378

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr60243.c 34.76% 35.396 47.698 - 1.50% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp 42.35% 243.28 MB 346.32 MB - 1.92% -
random/pr60243.c 27.07% 1.32 GB 1.68 GB - -0.34% -
random/pr36291.cpp 25.72% 406.18 MB 510.66 MB - 0.37% -
random/pr36498.cpp 23.74% 262.58 MB 324.91 MB - 0.80% -
random/pr12392.cpp 21.87% 247.82 MB 302.00 MB - -0.70% -
random/pr12850.cpp 19.80% 413.17 MB 494.98 MB - -2.31% -
tramp3d 16.24% 512.33 MB 595.55 MB - 0.14% -
random/pr26854-2.c 9.10% 232.60 MB 253.77 MB - -0.13% -
random/pr28071.c 8.57% 276.42 MB 300.11 MB - -4.75% -
random/pr38518.c 7.93% 83.67 MB 90.30 MB - 1.20% -
random/pr36262.c 7.84% 83.70 MB 90.27 MB - 1.08% -
random/pr69609.c 7.67% 339.18 MB 365.19 MB - -0.12% -
random/pr39326.c 5.27% 151.27 MB 159.24 MB - 0.03% -
random/pr70614.c 5.12% 39.99 MB 42.04 MB - 0.83% -
random/pr26854.c 4.23% 866.86 MB 903.49 MB - -0.81% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp -11.82% 3.222 2.841 - 2.50% -
random/pr36498.cpp -10.56% 4.530 4.052 - 1.64% -
random/pr36439.cpp -8.65% 4.832 4.414 - 4.86% -
random/pr12850.cpp -8.42% 11.560 10.587 - 3.02% -
tramp3d -8.42% 11.591 10.616 - 1.07% -
random/pr69609.c -6.26% 2.840 2.662 - 0.67% -
random/pr39326.c -5.78% 1.005 0.947 - 3.17% -
random/pr36262.c -5.56% 0.498 0.470 - 1.00% -
random/pr36291.cpp -5.35% 9.701 9.182 - 2.55% -
random/pr38518.c -4.96% 0.496 0.471 - 1.87% -
random/pr26854.c -3.12% 30.706 29.747 - 0.29% -
random/pr28071.c -2.65% 9.020 8.781 - -35.52% -
random/pr26854-2.c -2.34% 3.579 3.495 - 5.20% -

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

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr26854-2.c 5.20% 3.323 3.495 - -2.34% -
random/pr36439.cpp 4.86% 4.210 4.414 - -8.65% -
random/pr39326.c 3.17% 0.918 0.947 - -5.78% -
random/pr12850.cpp 3.02% 10.277 10.587 - -8.42% -
random/pr36291.cpp 2.55% 8.954 9.182 - -5.35% -
random/pr12392.cpp 2.50% 2.772 2.841 - -11.82% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/empty.C 3.73% 17.28 MB 17.93 MB - 0.75% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -35.52% 13.618 8.781 - -2.65% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -4.75% 315.09 MB 300.11 MB - 8.57% -
random/pr12850.cpp -2.31% 506.70 MB 494.98 MB - 19.80% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c/elf/sections/text -5.20% 1.08 MB 1.02 MB - 0.00% -
random/pr28071.c/elf -3.52% 1.65 MB 1.59 MB - 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
Name Current %
random/empty.C 0.017 -
random/empty.c 0.017 -
random/pr12392.cpp 2.841 -11.82%
random/pr12850.cpp 10.587 -8.42%
random/pr26854-2.c 3.495 -2.34%
random/pr26854.c 29.747 -3.12%
random/pr28071.c 8.781 -2.65%
random/pr29433.cpp 13.186 -
random/pr36262.c 0.470 -5.56%
random/pr36291.cpp 9.182 -5.35%
random/pr36439.cpp 4.414 -8.65%
random/pr36498.cpp 4.052 -10.56%
random/pr38518.c 0.471 -4.96%
random/pr39326.c 0.947 -5.78%
random/pr60243.c 47.698 34.76%
random/pr69609.c 2.662 -6.26%
random/pr70614.c 0.152 -
tramp3d 10.616 -8.42%
Geometric Mean 2.121 -3.95%
Name Current %
random/empty.C 17.93 MB -
random/empty.c 16.68 MB -
random/pr12392.cpp 302.00 MB 21.87%
random/pr12850.cpp 494.98 MB 19.80%
random/pr26854-2.c 253.77 MB 9.10%
random/pr26854.c 903.49 MB 4.23%
random/pr28071.c 300.11 MB 8.57%
random/pr29433.cpp 1.91 GB -
random/pr36262.c 90.27 MB 7.84%
random/pr36291.cpp 510.66 MB 25.72%
random/pr36439.cpp 346.32 MB 42.35%
random/pr36498.cpp 324.91 MB 23.74%
random/pr38518.c 90.30 MB 7.93%
random/pr39326.c 159.24 MB 5.27%
random/pr60243.c 1.68 GB 27.07%
random/pr69609.c 365.19 MB 7.67%
random/pr70614.c 42.04 MB 5.12%
tramp3d 595.55 MB 16.24%
Geometric Mean 240.15 MB 12.46%