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: 1501.798
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 20210127 (experimental) 38e966646ef2907fa00b159bbe35040c69b14d1b
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 38e966646ef2907fa00b159bbe35040c69b14d1b
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-honza.O0_g test results

Run Order Start Time Duration
Current 1611830210000.38e966646ef2907fa00b159bbe35040c69b14d1b 2021-01-28T23:44:11.085129 0:01:35.048273
Previous 1607347034000.8dcfa368fb66c61a86010871c70d3aa3b08e10e9 2020-12-08T01:25:56.494153 0:01:34.369895
Baseline 1571915009000.6f4da220ebfa0c3a3db02109dcb371da27516a3b 2019-10-25T18:03:45.968290 0:01:30.681913


Tests Summary

Status Group # # (B)
Performance Regressions 3 11
Performance Improvements 3 16
Added Tests 3 3
Unchanged Tests 315 294
Total Tests 324

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
tramp3d 6.21% 13.725 14.577 - 3.00% -
random/pr29433.cpp 2.32% 14.423 14.758 - -6.77% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
random/pr36291.cpp/elf/sections/text 2.79% 1.04 MB 1.07 MB - 2.77% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr39326.c -3.43% 1.255 1.212 - -41.10% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp -2.38% 363.09 MB 354.44 MB - 2.24% -

Performance Improvements - size Δ Previous Current σ Δ (B) σ (B)
random/pr29433.cpp/elf -3.38% 1.21 MB 1.17 MB - -0.78% -

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
tramp3d 3.00% 14.152 14.577 - 6.21% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12850.cpp 17.35% 494.55 MB 580.35 MB - 0.24% -
random/pr12392.cpp 13.29% 300.94 MB 340.93 MB - -1.21% -
random/empty.C 7.54% 17.71 MB 19.05 MB - 0.89% -
random/pr60243.c 6.04% 1.68 GB 1.79 GB - -0.01% -
random/empty.c 5.64% 16.54 MB 17.47 MB - 0.54% -
random/pr29433.cpp 3.24% 1.91 GB 1.97 GB - 0.13% -
random/pr70614.c 2.68% 42.14 MB 43.27 MB - 0.24% -
random/pr36439.cpp 2.24% 346.68 MB 354.44 MB - -2.38% -

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 - 2.79% -
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/pr39326.c -41.10% 2.057 1.212 - -3.43% -
random/pr70614.c -40.83% 0.305 0.180 - -2.77% -
random/pr36262.c -36.24% 0.929 0.593 - -0.65% -
random/pr38518.c -32.99% 0.932 0.625 - 2.45% -
random/pr12392.cpp -19.40% 4.721 3.805 - -1.86% -
random/pr69609.c -17.66% 4.955 4.080 - -0.69% -
random/pr36439.cpp -16.28% 6.317 5.289 - 1.12% -
random/pr36291.cpp -12.42% 11.552 10.117 - 0.60% -
random/pr12850.cpp -10.60% 13.171 11.775 - -0.17% -
random/pr60243.c -10.52% 43.016 38.493 - 0.92% -
random/pr28071.c -9.76% 10.663 9.622 - 1.22% -
random/pr29433.cpp -6.77% 15.829 14.758 - 2.32% -
random/pr26854.c -5.22% 33.372 31.630 - -0.44% -
random/pr26854-2.c -3.85% 5.288 5.084 - 0.03% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp -4.88% 509.29 MB 484.44 MB - 0.13% -
random/pr28071.c -4.02% 301.07 MB 288.96 MB - 0.41% -

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


Report Time: 0.51s