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 20191115 (experimental) fbbadf0018292a93d1d19dcf3c4f439b952abf86
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 fbbadf0018292a93d1d19dcf3c4f439b952abf86
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 1573788529000.fbbadf0018292a93d1d19dcf3c4f439b952abf86 2019-11-15T07:29:56.565928 0:01:29.232830
Previous 1573703383000.e613a5b1b41a411bf01f36a82ce28ca94da839f0 2019-11-14T07:30:28.980425 0:01:30.930305
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.339731


Tests Summary

Status Group # # (B)
Performance Regressions 8 11
Performance Improvements 6 17
Added Tests 3 3
Unchanged Tests 271 257
Total Tests 288

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36498.cpp 9.98% 19.552 21.504 - 12.32% -
random/pr36439.cpp 5.47% 24.293 25.622 - 10.84% -
random/pr39326.c 2.68% 134.473 138.078 - 1.73% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr36498.cpp 9.77% 376.00 MB 412.74 MB - -19.75% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
random/pr36498.cpp/elf/sections/text 9.17% 419.84 KB 458.36 KB - 9.86% -
random/pr36439.cpp/elf 8.82% 12.12 MB 13.18 MB - 8.83% -
random/pr36498.cpp/elf 8.73% 15.85 MB 17.24 MB - 9.00% -
random/pr29433.cpp/elf 2.63% 1.35 MB 1.39 MB - 2.73% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr12850.cpp -11.25% 57.861 51.350 - -3.66% -
random/pr36262.c -8.14% 5.148 4.729 - 4.69% -
random/pr69609.c -2.51% 30.974 30.195 - -1.91% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr12850.cpp -11.07% 842.23 MB 749.04 MB - -24.63% -

Performance Improvements - size Δ Previous Current σ Δ (B) σ (B)
random/pr12850.cpp/elf/sections/text -21.21% 34.81 KB 27.43 KB - -21.22% -
random/pr12850.cpp/elf -13.34% 36.91 MB 31.98 MB - -13.35% -

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/pr36498.cpp 12.32% 19.146 21.504 - 9.98% -
random/pr36439.cpp 10.84% 23.116 25.622 - 5.47% -
random/pr36291.cpp 5.83% 21.835 23.108 - -0.01% -
random/pr38518.c 4.70% 4.924 5.156 - 0.03% -
random/pr36262.c 4.69% 4.517 4.729 - -8.14% -
random/pr26854-2.c 3.30% 18.927 19.552 - 0.01% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/empty.c 2.42% 16.49 MB 16.89 MB - 1.17% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp/elf/sections/text 9.86% 417.24 KB 458.36 KB - 9.17% -
random/pr36498.cpp/elf 9.00% 15.81 MB 17.24 MB - 8.73% -
random/pr36439.cpp/elf 8.83% 12.12 MB 13.18 MB - 8.82% -
random/pr29433.cpp/elf 2.73% 1.35 MB 1.39 MB - 2.63% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -4.56% 37.526 35.814 - 0.18% -
random/pr12850.cpp -3.66% 53.302 51.350 - -11.25% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp -29.23% 569.09 MB 402.77 MB - -0.01% -
random/pr12850.cpp -24.63% 993.85 MB 749.04 MB - -11.07% -
random/pr38518.c -23.65% 196.77 MB 150.24 MB - 0.17% -
random/pr36262.c -23.63% 196.75 MB 150.26 MB - 0.15% -
random/pr69609.c -22.91% 526.51 MB 405.88 MB - 0.03% -
random/pr36439.cpp -22.20% 530.39 MB 412.66 MB - -0.80% -
random/pr36498.cpp -19.75% 514.33 MB 412.74 MB - 9.77% -
random/pr26854-2.c -19.31% 365.98 MB 295.30 MB - 0.05% -
random/pr39326.c -15.13% 447.71 MB 379.97 MB - 0.01% -
random/pr70614.c -13.68% 55.26 MB 47.70 MB - -0.91% -
random/pr28071.c -10.29% 933.04 MB 836.99 MB - 0.00% -
random/pr26854.c -6.09% 1.10 GB 1.03 GB - 0.01% -
random/pr12392.cpp -5.40% 705.73 MB 667.65 MB - 0.04% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12850.cpp/elf/sections/text -21.22% 34.82 KB 27.43 KB - -21.21% -
random/pr12850.cpp/elf -13.35% 36.91 MB 31.98 MB - -13.34% -

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


Report Time: 0.18s