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: 1734.219
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) 11.0.0 20200720 (experimental) 87891d5eafe8d1de90b9d9b056eca81c508d1c77
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 87891d5eafe8d1de90b9d9b056eca81c508d1c77
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 1595274390000.87891d5eafe8d1de90b9d9b056eca81c508d1c77 2020-07-20T23:53:25.290558 0:01:32.637966
Previous 1594944987000.96686b3fcd10a6ab55bf09bee324fe91b1fde076 2020-07-17T07:29:07.533529 0:01:33.600390
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.339731


Tests Summary

Status Group # # (B)
Performance Regressions 4 15
Performance Improvements 0 19
Added Tests 3 3
Unchanged Tests 281 251
Total Tests 288

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854-2.c 20.61% 15.767 19.016 - 0.47% -
random/pr36262.c 9.63% 4.497 4.930 - 9.13% -
random/pr36291.cpp 3.10% 22.183 22.871 - 4.74% -
random/pr36439.cpp 2.13% 25.414 25.955 - 12.28% -

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/pr36439.cpp 12.28% 23.116 25.955 - 2.13% -
random/pr36262.c 9.13% 4.517 4.930 - 9.63% -
random/pr36291.cpp 4.74% 21.835 22.871 - 3.10% -
random/pr36498.cpp 3.05% 19.146 19.729 - 0.01% -
random/pr29433.cpp 2.30% 16.036 16.404 - -0.49% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp 7.85% 514.33 MB 554.73 MB - -0.01% -
random/empty.C 4.68% 17.60 MB 18.42 MB - 1.38% -
random/pr36291.cpp 4.61% 569.09 MB 595.33 MB - -0.02% -
random/pr12392.cpp 3.59% 705.73 MB 731.10 MB - 0.03% -
random/pr39326.c 3.44% 447.71 MB 463.11 MB - -0.01% -
random/empty.c 3.44% 16.49 MB 17.05 MB - 0.74% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp/elf/sections/text 9.83% 417.24 KB 458.26 KB - 0.00% -
random/pr36498.cpp/elf 6.74% 15.81 MB 16.88 MB - 0.00% -
random/pr36439.cpp/elf 6.72% 12.12 MB 12.93 MB - 0.00% -
random/pr29433.cpp/elf 2.28% 1.35 MB 1.38 MB - -0.01% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr69609.c -26.66% 30.784 22.577 - 0.24% -
random/pr12392.cpp -20.78% 37.526 29.728 - -0.37% -
random/pr28071.c -17.70% 53.756 44.240 - -0.02% -
random/pr12850.cpp -8.55% 53.302 48.745 - -0.34% -
random/pr70614.c -7.98% 26.005 23.929 - 0.60% -
random/pr26854.c -2.04% 107.634 105.438 - 1.10% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -12.21% 933.04 MB 819.13 MB - 0.04% -
random/pr12850.cpp -8.30% 993.85 MB 911.32 MB - 0.02% -
random/pr69609.c -2.69% 526.51 MB 512.34 MB - -0.01% -
random/pr36262.c -2.10% 196.75 MB 192.61 MB - 0.00% -
random/pr38518.c -2.10% 196.77 MB 192.64 MB - 0.00% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -39.50% 15.64 MB 9.46 MB - -0.00% -
random/pr12850.cpp/elf/sections/text -20.62% 34.82 KB 27.64 KB - 0.00% -
random/pr12850.cpp/elf -17.75% 36.91 MB 30.36 MB - 0.00% -
random/pr69609.c/elf -9.71% 1.73 MB 1.57 MB - 0.00% -
random/pr69609.c/elf/sections/text -7.06% 435.59 KB 404.83 KB - 0.00% -
random/pr39326.c/elf -5.44% 1.46 MB 1.38 MB - 0.00% -
random/pr26854-2.c/elf/sections/text -2.77% 318.56 KB 309.75 KB - 0.00% -
random/pr28071.c/elf/sections/text -2.59% 662.44 KB 645.28 KB - 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: 0.09s