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: 1500.000
CPU max MHz: 2000.0000
CPU min MHz: 1500.0000
BogoMIPS: 3992.68
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: 263695408 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 20191119 (experimental) 1ff5bd9ae45a305d49cf79bfa79cfe5c3b220478
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 1ff5bd9ae45a305d49cf79bfa79cfe5c3b220478
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-honza.O_g test results

Run Order Start Time Duration
Current 1574370576000.1ff5bd9ae45a305d49cf79bfa79cfe5c3b220478 2019-11-21T23:41:19.416919 0:01:32.045904
Previous 1574239538000.446a77dadc30765f74bf948daf39ce43b7ceccc1 2019-11-20T21:29:32.968939 0:01:33.411119
Baseline 1571915009000.6f4da220ebfa0c3a3db02109dcb371da27516a3b 2019-10-25T18:03:45.968290 0:01:31.090919


Tests Summary

Status Group # # (B)
Performance Regressions 1 18
Performance Improvements 2 7
Added Tests 3 3
Unchanged Tests 282 260
Total Tests 288

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp 3.50% 27.318 28.274 - 15.73% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854-2.c -16.96% 18.832 15.639 - 0.46% -
random/pr36291.cpp -2.80% 22.539 21.908 - -2.87% -

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/pr12392.cpp 58.96% 36.658 58.273 - 0.73% -
random/pr36439.cpp 15.73% 24.430 28.274 - 3.50% -
random/pr12850.cpp 8.42% 49.784 53.977 - -1.36% -
random/pr38518.c 3.85% 4.910 5.098 - -1.90% -
random/pr36262.c 3.67% 4.917 5.098 - -0.11% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp 31.27% 704.75 MB 925.11 MB - -0.04% -
random/pr38518.c 4.81% 196.47 MB 205.92 MB - 0.00% -
random/pr36262.c 4.56% 196.46 MB 205.42 MB - 0.00% -
random/empty.c 2.10% 16.54 MB 16.89 MB - 0.00% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf/sections/text 44.13% 509.14 KB 733.83 KB - 0.00% -
random/pr12392.cpp/elf 27.95% 15.64 MB 20.01 MB - -0.00% -
random/pr12850.cpp/elf/sections/text 13.58% 27.32 KB 31.03 KB - 0.00% -
random/pr12850.cpp/elf 13.31% 31.95 MB 36.20 MB - 0.00% -
random/pr29433.cpp/elf 8.19% 1.39 MB 1.50 MB - 0.00% -
random/pr36439.cpp/elf 7.56% 13.21 MB 14.21 MB - -0.00% -
random/pr36498.cpp/elf/sections/text 3.51% 457.72 KB 473.77 KB - 0.00% -
random/pr36262.c/elf 3.08% 350.04 KB 360.81 KB - 0.00% -
random/pr38518.c/elf 3.06% 349.90 KB 360.59 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -5.53% 53.426 50.469 - 0.20% -
random/pr70614.c -5.40% 25.952 24.551 - -1.63% -
random/pr36498.cpp -4.28% 21.247 20.338 - 0.25% -
random/pr29433.cpp -3.46% 16.944 16.357 - 0.15% -
random/pr36291.cpp -2.87% 22.555 21.908 - -2.80% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36498.cpp -3.56% 522.14 MB 503.53 MB - 0.00% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr29433.cpp/elf/sections/text -41.00% 700.00 B 413.00 B - 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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