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: 48 bits physical, 48 bits virtual
CPU(s): 128
On-line CPU(s) list: 0-127
Thread(s) per core: 2
Core(s) per socket: 64
Socket(s): 1
NUMA node(s): 1
Vendor ID: AuthenticAMD
CPU family: 23
Model: 49
Model name: AMD EPYC 7702 64-Core Processor
Stepping: 0
Frequency boost: enabled
CPU MHz: 1486.790
CPU max MHz: 2000.0000
CPU min MHz: 1500.0000
BogoMIPS: 3992.49
Virtualization: AMD-V
L1d cache: 2 MiB
L1i cache: 2 MiB
L2 cache: 32 MiB
L3 cache: 256 MiB
NUMA node0 CPU(s): 0-127
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, IBPB conditional, IBRS_FW, STIBP conditional, 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 ibs skinit wdt tce topoext perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb cat_l3 cdp_l3 hw_pstate ssbd mba ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 cqm rdt_a rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local clzero irperf xsaveerptr rdpru wbnoinvd amd_ppin arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif umip rdpid overflow_recov succor smca
memory MemTotal: 263729316 kB

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.32.0.20190909-8
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 20191114 (experimental) e613a5b1b41a411bf01f36a82ce28ca94da839f0
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 e613a5b1b41a411bf01f36a82ce28ca94da839f0
glibc GNU C Library (GNU libc) stable release version 2.30 (git 0a8262a1b2).
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 9.2.1 20190903 [gcc-9-branch revision 275330].
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) 2.32.0.20190909-8
options None
reason None
uname Linux benzen 5.3.6-1-default #1 SMP Sun Oct 13 07:19:36 UTC 2019 (519ea7b) x86_64 x86_64 x86_64 GNU/Linux
Filter

benzen.gcc-trunk.O_g test results

Run Order Start Time Duration
Current 1573703383000.e613a5b1b41a411bf01f36a82ce28ca94da839f0 2019-11-14T07:30:28.980425 0:01:30.930305
Previous 1573604185000.00bb511c162e8853b26943bd14212f69324d1f65 2019-11-13T07:30:28.838286 0:01:31.920939
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.339731


Tests Summary

Status Group # # (B)
Performance Regressions 0 7
Performance Improvements 5 15
Added Tests 3 3
Unchanged Tests 280 263
Total Tests 288

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp -6.31% 25.930 24.293 - 5.09% -
random/pr38518.c -3.99% 5.368 5.154 - 4.67% -
random/pr39326.c -2.47% 137.876 134.473 - -0.93% -
random/pr28071.c -2.11% 53.793 52.656 - -2.05% -
random/pr12392.cpp -2.02% 36.487 35.750 - -4.73% -

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/pr36262.c 13.96% 4.517 5.148 - -0.07% -
random/pr12850.cpp 8.55% 53.302 57.861 - 1.53% -
random/pr36291.cpp 5.84% 21.835 23.111 - 0.09% -
random/pr36439.cpp 5.09% 23.116 24.293 - -6.31% -
random/pr38518.c 4.67% 4.924 5.154 - -3.99% -
random/pr26854-2.c 3.29% 18.927 19.549 - -0.08% -
random/pr36498.cpp 2.12% 19.146 19.552 - -0.27% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -4.73% 37.526 35.750 - -2.02% -
random/pr28071.c -2.05% 53.756 52.656 - -2.11% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp -29.22% 569.09 MB 402.79 MB - 0.08% -
random/pr36498.cpp -26.89% 514.33 MB 376.00 MB - 0.00% -
random/pr38518.c -23.77% 196.77 MB 149.99 MB - -0.01% -
random/pr36262.c -23.74% 196.75 MB 150.04 MB - 0.03% -
random/pr69609.c -22.94% 526.51 MB 405.75 MB - -1.01% -
random/pr36439.cpp -21.57% 530.39 MB 415.99 MB - -0.02% -
random/pr26854-2.c -19.35% 365.98 MB 295.16 MB - 0.07% -
random/pr12850.cpp -15.26% 993.85 MB 842.23 MB - 0.00% -
random/pr39326.c -15.14% 447.71 MB 379.95 MB - 0.18% -
random/pr70614.c -12.89% 55.26 MB 48.14 MB - -0.04% -
random/pr28071.c -10.30% 933.04 MB 836.97 MB - -0.01% -
random/pr26854.c -6.10% 1.10 GB 1.03 GB - -0.00% -
random/pr12392.cpp -5.44% 705.73 MB 667.36 MB - -0.06% -

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


Report Time: 0.09s