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: 1712.171
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 20191118 (experimental) 1cf462bfdd1ccfe2394173095086fefa33f9d33f
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 1cf462bfdd1ccfe2394173095086fefa33f9d33f
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 1574091370000.1cf462bfdd1ccfe2394173095086fefa33f9d33f 2019-11-18T18:19:20.813732 0:01:29.196737
Previous 1574043775000.1e9cd853b7ecae82da33bf1f8bb1f0eb3e755164 2019-11-18T07:30:02.011809 0:01:32.433264
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.339731


Tests Summary

Status Group # # (B)
Performance Regressions 1 11
Performance Improvements 7 22
Added Tests 3 3
Unchanged Tests 277 252
Total Tests 288

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr69609.c 3.71% 23.363 24.229 - -21.30% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854-2.c -24.11% 19.996 15.175 - -19.82% -
random/pr36439.cpp -6.88% 27.559 25.662 - 11.01% -
random/pr12850.cpp -5.23% 54.087 51.259 - -3.83% -
random/pr38518.c -4.40% 5.374 5.138 - 4.35% -
random/pr36498.cpp -3.80% 21.554 20.735 - 8.30% -
random/pr12392.cpp -2.69% 37.579 36.569 - -2.55% -
random/pr29433.cpp -2.39% 16.602 16.205 - 1.05% -

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 13.85% 4.517 5.142 - 0.01% -
random/pr36439.cpp 11.01% 23.116 25.662 - -6.88% -
random/pr36498.cpp 8.30% 19.146 20.735 - -3.80% -
random/pr36291.cpp 5.84% 21.835 23.110 - -0.32% -
random/pr38518.c 4.35% 4.924 5.138 - -4.40% -
random/pr39326.c 2.20% 135.733 138.713 - -0.42% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/empty.c 2.82% 16.49 MB 16.95 MB - 0.00% -

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 - 0.00% -
random/pr36498.cpp/elf 9.00% 15.81 MB 17.24 MB - 0.00% -
random/pr36439.cpp/elf 8.72% 12.12 MB 13.17 MB - 0.00% -
random/pr29433.cpp/elf 2.73% 1.35 MB 1.39 MB - -0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr69609.c -21.30% 30.784 24.229 - 3.71% -
random/pr26854-2.c -19.82% 18.927 15.175 - -24.11% -
random/pr12850.cpp -3.83% 53.302 51.259 - -5.23% -
random/pr12392.cpp -2.55% 37.526 36.569 - -2.69% -
random/pr28071.c -2.27% 53.756 52.533 - -0.62% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp -29.27% 569.09 MB 402.50 MB - -0.00% -
random/pr69609.c -25.12% 526.51 MB 394.25 MB - 0.13% -
random/pr12850.cpp -24.63% 993.85 MB 749.04 MB - 0.00% -
random/pr36262.c -23.66% 196.75 MB 150.20 MB - 0.00% -
random/pr38518.c -23.42% 196.77 MB 150.68 MB - 0.34% -
random/pr36439.cpp -22.30% 530.39 MB 412.12 MB - 0.08% -
random/pr36498.cpp -19.83% 514.33 MB 412.32 MB - 0.00% -
random/pr26854-2.c -19.30% 365.98 MB 295.36 MB - -0.00% -
random/pr39326.c -15.08% 447.71 MB 380.20 MB - 0.04% -
random/pr70614.c -12.31% 55.26 MB 48.46 MB - 1.31% -
random/pr28071.c -10.30% 933.04 MB 836.94 MB - 0.00% -
random/pr26854.c -6.07% 1.10 GB 1.03 GB - 0.00% -
random/pr12392.cpp -5.39% 705.73 MB 667.71 MB - 0.08% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12850.cpp/elf/sections/text -21.24% 34.82 KB 27.42 KB - -0.03% -
random/pr12850.cpp/elf -13.35% 36.91 MB 31.98 MB - -0.00% -
random/pr69609.c/elf -9.64% 1.73 MB 1.57 MB - 0.00% -
random/pr69609.c/elf/sections/text -7.00% 435.59 KB 405.12 KB - 0.00% -

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


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