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: 2400.006
CPU max MHz: 3500.0000
CPU min MHz: 800.0000
BogoMIPS: 6000.00
Virtualization: VT-x
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
L3 cache: 6144K
NUMA node0 CPU(s): 0-3
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 tsc_known_freq pni pclmulqdq dtes64 monitor ds_cpl vmx 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 tpr_shadow vnmi flexpriority ept vpid ept_ad 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 flush_l1d
memory MemTotal: 8034328 kB

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; openSUSE Tumbleweed) 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 20190521 (experimental) 491d831c69561b7dda2cea2a9f510e4467de1b32
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 491d831c69561b7dda2cea2a9f510e4467de1b32
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; openSUSE Tumbleweed) 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.Ofast test results

Run Order Start Time Duration
Current 1558427825000.491d831c69561b7dda2cea2a9f510e4467de1b32 2019-05-21T13:12:43.706780 0:00:41.822079
Previous 1558282844000.1e4b190953da8b1e6118fb4b3bcc3e1306eeb8dd 2019-05-19T23:14:55.295447 0:00:42.262763
Baseline 1543354856000.b3df66f19fc14b161a2867119b1577b80e7de7f9 2018-11-28T02:32:26.696558 0:00:41.014395


Tests Summary

Status Group # # (B)
Performance Regressions 6 15
Performance Improvements 2 14
Added Tests 3 3
Unchanged Tests 295 274
Total Tests 306

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp 10.94% 28.756 31.902 - 0.87% -
random/pr12850.cpp 2.95% 35.455 36.499 - 29.60% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp 26.13% 755.16 MB 952.49 MB - 17.78% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
random/pr12392.cpp/elf/sections/text 10.17% 385.03 KB 424.17 KB - 9.76% -
random/pr12392.cpp/elf 5.71% 1.07 MB 1.13 MB - 3.65% -
random/pr29433.cpp/elf 3.36% 88.59 KB 91.56 KB - 2.84% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36262.c -5.32% 82.438 78.055 - -16.49% -
random/pr28071.c -2.72% 69.088 67.212 - -2.41% -

Added Tests - size
random/empty.c/elf/sections/text
random/empty.C/elf/sections/text
random/pr29433.cpp/elf/sections/text

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr12850.cpp 29.60% 28.163 36.499 - 2.95% -
random/pr36498.cpp 21.31% 13.584 16.479 - 0.95% -
random/pr39326.c 18.90% 93.314 110.952 - -0.78% -
random/pr36439.cpp 18.41% 24.416 28.912 - 0.87% -
random/pr69609.c 3.32% 154.231 159.356 - -0.12% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp 17.78% 808.67 MB 952.49 MB - 26.13% -
random/pr44563.c 5.15% 1.31 GB 1.37 GB - 0.03% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp/elf/sections/text 21.19% 383.31 KB 464.53 KB - -0.41% -
random/pr36439.cpp/elf 11.78% 1.57 MB 1.76 MB - 0.00% -
random/pr12850.cpp/elf 10.59% 3.28 MB 3.63 MB - 1.14% -
random/pr36498.cpp/elf 10.36% 1.55 MB 1.71 MB - -0.08% -
random/pr12392.cpp/elf/sections/text 9.76% 386.45 KB 424.17 KB - 10.17% -
random/pr39326.c/elf/sections/text 6.79% 330.11 KB 352.52 KB - 0.00% -
random/pr12392.cpp/elf 3.65% 1.09 MB 1.13 MB - 5.71% -
random/pr29433.cpp/elf 2.84% 89.03 KB 91.56 KB - 3.36% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c -16.49% 93.470 78.055 - -5.32% -
random/pr38518.c -14.07% 90.734 77.972 - -1.10% -
random/pr60243.c -11.60% 260.528 230.317 - 1.53% -
random/pr70614.c -4.06% 0.788 0.756 - 1.53% -
random/pr28071.c -2.41% 68.874 67.212 - -2.72% -
random/pr36291.cpp -2.09% 28.610 28.013 - -0.78% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr39326.c -12.84% 675.98 MB 589.18 MB - 0.00% -
random/pr36439.cpp -4.39% 454.61 MB 434.66 MB - 0.21% -
random/empty.c -3.79% 16.17 MB 15.56 MB - -0.85% -
random/pr36498.cpp -3.58% 385.09 MB 371.29 MB - -0.24% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36439.cpp/elf/sections/text -54.28% 12.09 KB 5.53 KB - 0.00% -
random/pr12850.cpp/elf/sections/text -16.35% 33.93 KB 28.38 KB - 1.96% -
random/pr69609.c/elf -2.92% 1.32 MB 1.28 MB - 0.00% -
random/pr69609.c/elf/sections/text -2.33% 486.89 KB 475.53 KB - 0.00% -

Added Tests - size
random/empty.c/elf/sections/text
random/empty.C/elf/sections/text
random/pr29433.cpp/elf/sections/text


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