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: 1348.896
CPU max MHz: 2000.0000
CPU min MHz: 1500.0000
BogoMIPS: 3992.84
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: 263696144 kB

Fields

NameValue

Parameters

NameValue
as GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.35.1.20201112-1
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 20210129 (experimental) f8f5388c9e94d4324c31d82b335fa138518e3171
Copyright (C) 2021 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 f8f5388c9e94d4324c31d82b335fa138518e3171
glibc GNU C Library (GNU libc) release release version 2.32 (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 10.2.1 20201202 [revision e563687cf9d3d1278f45aaebd03e0f66531076c9].
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) 2.35.1.20201112-1
options None
reason None
uname Linux benzen 5.10.7-1-default #1 SMP Wed Jan 13 06:08:43 UTC 2021 (1c33a89) x86_64 x86_64 x86_64 GNU/Linux
Filter

benzen.gcc-trunk.O0_g test results

Run Order Start Time Duration
Current 1611894575000.f8f5388c9e94d4324c31d82b335fa138518e3171 2021-01-29T09:50:33.692356 0:01:35.079394
Previous 1611706593000.e62bb7f083470ccdadbd83ef885c6fe1e5cb9e67 2021-01-27T07:31:11.306608 0:01:35.285931
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:28.935102


Tests Summary

Status Group # # (B)
Performance Regressions 2 10
Performance Improvements 4 17
Added Tests 3 3
Unchanged Tests 315 294
Total Tests 324

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp 6.08% 5.286 5.608 - -10.39% -
random/pr29433.cpp 2.75% 14.571 14.973 - -4.81% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
tramp3d -4.13% 14.318 13.727 - -6.10% -
random/pr69609.c -3.25% 4.228 4.090 - -21.53% -
random/pr39326.c -2.91% 1.248 1.212 - -41.37% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp -2.48% 363.30 MB 354.27 MB - 2.19% -

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

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12850.cpp 17.17% 495.30 MB 580.35 MB - 0.02% -
random/pr12392.cpp 14.58% 301.95 MB 345.98 MB - -1.24% -
random/empty.C 7.95% 17.59 MB 18.98 MB - -0.33% -
random/pr60243.c 6.36% 1.68 GB 1.79 GB - 0.00% -
random/empty.c 6.07% 16.47 MB 17.47 MB - 0.00% -
random/pr29433.cpp 3.23% 1.91 GB 1.97 GB - -0.01% -
random/pr70614.c 2.39% 42.26 MB 43.27 MB - -0.14% -
random/pr36439.cpp 2.19% 346.68 MB 354.27 MB - -2.48% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp/elf/sections/text 2.77% 1.04 MB 1.07 MB - 0.00% -
random/pr39326.c/elf/sections/text 2.03% 436.45 KB 445.30 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr70614.c -41.41% 0.308 0.180 - -0.07% -
random/pr39326.c -41.37% 2.067 1.212 - -2.91% -
random/pr36262.c -37.07% 0.938 0.590 - -0.13% -
random/pr38518.c -33.54% 0.935 0.621 - 0.28% -
random/pr69609.c -21.53% 5.212 4.090 - -3.25% -
random/pr12392.cpp -14.28% 4.414 3.784 - -0.09% -
random/pr36291.cpp -12.35% 11.540 10.115 - 0.12% -
random/pr60243.c -11.76% 43.428 38.323 - 0.14% -
random/pr12850.cpp -10.75% 13.201 11.782 - 0.17% -
random/pr36439.cpp -10.39% 6.258 5.608 - 6.08% -
random/pr28071.c -9.27% 10.691 9.700 - 0.95% -
tramp3d -6.10% 14.619 13.727 - -4.13% -
random/pr26854-2.c -5.37% 5.248 4.966 - -0.18% -
random/pr29433.cpp -4.81% 15.730 14.973 - 2.75% -
random/pr26854.c -3.91% 32.704 31.424 - -0.56% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp -4.83% 508.96 MB 484.38 MB - -0.03% -
random/pr28071.c -4.57% 302.40 MB 288.59 MB - 0.02% -

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


Report Time: 0.13s