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 20191004 (experimental) 6f4da220ebfa0c3a3db02109dcb371da27516a3b
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 6f4da220ebfa0c3a3db02109dcb371da27516a3b
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 dhcp89 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.O0_g test results

Run Order Start Time Duration
Current 1571915009000.6f4da220ebfa0c3a3db02109dcb371da27516a3b 2019-10-25T18:03:45.968290 0:01:30.681913
Previous 1573809007000.e8b2668ccfee932e0146438b03ccf50e80961d08 2019-11-15T18:29:40.147922 0:01:30.995047
Baseline 1571915009000.6f4da220ebfa0c3a3db02109dcb371da27516a3b 2019-10-25T18:03:45.968290 0:01:30.681913


Tests Summary

Status Group # # (B)
Performance Regressions 16 0
Performance Improvements 12 0
Added Tests 3 3
Unchanged Tests 293 321
Total Tests 324

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr60243.c 7.04% 40.188 43.016 - 0.00% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp 42.75% 242.86 MB 346.68 MB - 0.00% -
random/pr60243.c 27.37% 1.32 GB 1.68 GB - 0.00% -
random/pr36291.cpp 25.68% 405.21 MB 509.29 MB - 0.00% -
random/pr36498.cpp 23.43% 263.61 MB 325.38 MB - 0.00% -
random/pr12392.cpp 21.84% 246.99 MB 300.94 MB - 0.00% -
random/pr12850.cpp 19.31% 414.52 MB 494.55 MB - 0.00% -
tramp3d 16.01% 513.75 MB 596.02 MB - 0.00% -
random/pr26854-2.c 7.99% 233.48 MB 252.12 MB - 0.00% -
random/pr28071.c 7.87% 279.11 MB 301.07 MB - 0.00% -
random/pr69609.c 7.51% 337.47 MB 362.82 MB - 0.00% -
random/pr36262.c 6.46% 84.32 MB 89.77 MB - 0.00% -
random/pr38518.c 6.36% 84.33 MB 89.69 MB - 0.00% -
random/pr26854.c 4.34% 870.43 MB 908.25 MB - 0.00% -
random/pr70614.c 4.12% 40.47 MB 42.14 MB - 0.00% -
random/pr39326.c 2.52% 152.98 MB 156.83 MB - 0.00% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
tramp3d -14.09% 16.474 14.152 - 0.00% -
random/pr69609.c -11.20% 5.580 4.955 - 0.00% -
random/pr36498.cpp -10.99% 6.469 5.758 - 0.00% -
random/pr12850.cpp -9.58% 14.566 13.171 - 0.00% -
random/pr36439.cpp -8.22% 6.883 6.317 - 0.00% -
random/pr36291.cpp -6.07% 12.299 11.552 - 0.00% -
random/pr36262.c -5.43% 0.983 0.929 - 0.00% -
random/pr26854-2.c -5.18% 5.577 5.288 - 0.00% -
random/pr12392.cpp -4.97% 4.968 4.721 - 0.00% -
random/pr38518.c -4.83% 0.979 0.932 - 0.00% -
random/pr28071.c -3.99% 11.106 10.663 - 0.00% -
random/pr39326.c -3.87% 2.140 2.057 - 0.00% -

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

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


Report Time: 0.10s
Name Current %
random/empty.C 17.71 MB -
random/empty.c 16.54 MB -
random/pr12392.cpp 300.94 MB 21.84%
random/pr12850.cpp 494.55 MB 19.31%
random/pr26854-2.c 252.12 MB 7.99%
random/pr26854.c 908.25 MB 4.34%
random/pr28071.c 301.07 MB 7.87%
random/pr29433.cpp 1.91 GB -
random/pr36262.c 89.77 MB 6.46%
random/pr36291.cpp 509.29 MB 25.68%
random/pr36439.cpp 346.68 MB 42.75%
random/pr36498.cpp 325.38 MB 23.43%
random/pr38518.c 89.69 MB 6.36%
random/pr39326.c 156.83 MB 2.52%
random/pr60243.c 1.68 GB 27.37%
random/pr69609.c 362.82 MB 7.51%
random/pr70614.c 42.14 MB 4.12%
tramp3d 596.02 MB 16.01%
Geometric Mean 239.46 MB 11.81%