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: 1704.247
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) 2.34.0.20200325-1
Copyright (C) 2020 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 20200805 (experimental) abba25914e8b2bd16c7722342eb2e34ecd316796
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 abba25914e8b2bd16c7722342eb2e34ecd316796
glibc GNU C Library (GNU libc) stable release version 2.31 (git 0a8262a1b2).
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.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 10.1.1 20200625 [revision c91e43e9363bd119a695d64505f96539fa451bf2].
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) 2.34.0.20200325-1
options None
reason None
uname Linux benzen 5.7.9-1-default #1 SMP Thu Jul 16 09:40:08 UTC 2020 (a010166) x86_64 x86_64 x86_64 GNU/Linux
Filter

benzen.gcc-trunk.O_g test results

Run Order Start Time Duration
Current 1596586599000.abba25914e8b2bd16c7722342eb2e34ecd316796 2020-08-05T07:26:47.796211 0:01:33.277997
Previous 1596510555000.265d817b1eb4644c7a9613ad6920315d98e2e0a4 2020-08-04T07:26:17.929363 0:01:30.789159
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.339731


Tests Summary

Status Group # # (B)
Performance Regressions 2 11
Performance Improvements 4 25
Added Tests 3 3
Unchanged Tests 279 249
Total Tests 288

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854-2.c 9.52% 13.847 15.164 - -19.88% -
random/pr38518.c 3.43% 4.735 4.898 - -0.54% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr29433.cpp -4.20% 15.256 14.616 - -8.85% -
random/pr39326.c -2.95% 105.448 102.334 - -24.61% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr36498.cpp -6.69% 555.43 MB 518.28 MB - 0.77% -
random/pr12850.cpp -3.52% 925.91 MB 893.36 MB - -10.11% -

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 8.73% 4.517 4.911 - 0.02% -
random/pr36439.cpp 2.87% 23.116 23.779 - 0.09% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp 10.90% 569.09 MB 631.14 MB - 0.17% -
random/empty.C 5.93% 17.60 MB 18.64 MB - -0.67% -
random/pr12392.cpp 3.65% 705.73 MB 731.52 MB - 0.04% -
random/pr39326.c 3.41% 447.71 MB 462.97 MB - 0.10% -
random/pr29433.cpp 2.44% 1.92 GB 1.96 GB - 0.00% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp/elf/sections/text 9.83% 417.24 KB 458.25 KB - 0.00% -
random/pr36498.cpp/elf 6.89% 15.81 MB 16.90 MB - 0.00% -
random/pr36439.cpp/elf 6.73% 12.12 MB 12.93 MB - 0.00% -
random/pr29433.cpp/elf 2.81% 1.35 MB 1.39 MB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr69609.c -30.29% 30.784 21.460 - 2.00% -
random/pr39326.c -24.61% 135.733 102.334 - -2.95% -
random/pr12392.cpp -23.30% 37.526 28.781 - -0.55% -
random/pr26854-2.c -19.88% 18.927 15.164 - 9.52% -
random/pr28071.c -19.30% 53.756 43.380 - 1.01% -
random/pr12850.cpp -12.34% 53.302 46.724 - 1.27% -
random/pr70614.c -11.08% 26.005 23.123 - -0.04% -
random/pr26854.c -9.70% 107.634 97.192 - 0.47% -
random/pr29433.cpp -8.85% 16.036 14.616 - -4.20% -
random/pr36291.cpp -3.42% 21.835 21.087 - -0.63% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -12.28% 933.04 MB 818.49 MB - 0.04% -
random/pr12850.cpp -10.11% 993.85 MB 893.36 MB - -3.52% -
random/pr26854-2.c -4.77% 365.98 MB 348.54 MB - -0.43% -
random/pr26854.c -4.59% 1.10 GB 1.05 GB - -0.08% -
random/pr69609.c -3.76% 526.51 MB 506.69 MB - -0.30% -
random/pr36262.c -2.53% 196.75 MB 191.76 MB - -0.19% -
random/pr38518.c -2.52% 196.77 MB 191.81 MB - -0.06% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -39.47% 15.64 MB 9.47 MB - 0.00% -
random/pr12850.cpp/elf/sections/text -20.62% 34.82 KB 27.64 KB - 0.00% -
random/pr12850.cpp/elf -17.70% 36.91 MB 30.38 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: 0.11s