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) 2.36.1.20210326-4
Copyright (C) 2021 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) 12.0.0 20210826 (experimental) 2ed0fc960ca566917427fab59c4f894d15ab2bff
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 2ed0fc960ca566917427fab59c4f894d15ab2bff
glibc GNU C Library (GNU libc) release release version 2.33 (git 9826b03b74).
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.
Configured for x86_64-suse-linux.
Compiled by GNU CC version 11.1.1 20210510 [revision 23855a176609fe8dda6abaf2b21846b4517966eb].
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) 2.36.1.20210326-4
options None
reason None
uname Linux benzen 5.12.9-1-default #1 SMP Thu Jun 3 07:44:58 UTC 2021 (f17eb01) x86_64 x86_64 x86_64 GNU/Linux
Filter

benzen.gcc-trunk-honza.O_g test results

Run Order Start Time Duration
Current 1629995429000.2ed0fc960ca566917427fab59c4f894d15ab2bff 2021-08-27T20:08:40.035147 0:01:23.457414
Previous 1628949797000.18f1dc73f03bae1dce8304cbb50cb7b7cb3a9078 2021-08-15T19:27:51.955964 0:01:24.721870
Baseline 1571915009000.6f4da220ebfa0c3a3db02109dcb371da27516a3b 2019-10-25T18:03:45.968290 0:01:31.090919


Tests Summary

Status Group # # (B)
Performance Regressions 2 10
Performance Improvements 1 25
Added Tests 3 7
Unchanged Tests 300 264
Total Tests 306

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr29433.cpp 2.42% 14.519 14.871 - -12.24% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp/elf 2.42% 8.45 MB 8.66 MB - -34.48% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/empty.C -3.29% 19.82 MB 19.17 MB - 8.22% -

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/pr36439.cpp 2.12% 24.430 24.948 - -0.56% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/empty.C 8.22% 17.71 MB 19.17 MB - -3.29% -
random/empty.c 7.15% 16.54 MB 17.73 MB - 0.22% -
random/pr36291.cpp 6.11% 571.09 MB 606.01 MB - -0.38% -
random/pr70614.c 3.58% 54.68 MB 56.64 MB - 0.88% -
random/pr29433.cpp 2.43% 1.92 GB 1.96 GB - 0.01% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
random/pr36262.c/elf/sections/text 3.42% 105.04 KB 108.63 KB - 0.07% -
random/pr38518.c/elf/sections/text 3.42% 105.04 KB 108.63 KB - 0.07% -
random/empty.C/elf 2.96% 1.32 KB 1.36 KB - 0.00% -
random/empty.c/elf 2.96% 1.32 KB 1.36 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr70614.c -97.58% 25.952 0.629 - 0.38% -
random/pr28071.c -27.91% 53.426 38.515 - 0.11% -
random/pr36262.c -19.29% 4.917 3.969 - 0.03% -
random/pr12392.cpp -18.84% 36.658 29.750 - -0.49% -
random/pr38518.c -18.53% 4.910 4.000 - 0.21% -
random/pr29433.cpp -12.24% 16.944 14.871 - 2.42% -
random/pr12850.cpp -11.79% 49.784 43.916 - -1.15% -
random/pr26854-2.c -11.59% 15.568 13.763 - 0.26% -
random/pr26854.c -5.66% 104.234 98.333 - -0.07% -
random/pr36291.cpp -5.27% 22.555 21.367 - -1.25% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr28071.c -13.56% 940.46 MB 812.95 MB - -0.09% -
random/pr12850.cpp -7.24% 918.05 MB 851.60 MB - 0.01% -
random/pr26854.c -6.40% 1.10 GB 1.03 GB - 0.12% -
random/pr12392.cpp -5.43% 704.75 MB 666.49 MB - -0.17% -
random/pr26854-2.c -2.83% 366.73 MB 356.37 MB - -0.37% -
random/pr36262.c -2.61% 196.46 MB 191.34 MB - 0.05% -
random/pr38518.c -2.46% 196.47 MB 191.64 MB - 0.22% -
random/pr69609.c -2.39% 518.59 MB 506.18 MB - 0.06% -

Performance Improvements - size Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp/elf -51.62% 15.64 MB 7.56 MB - -0.02% -
random/pr36439.cpp/elf -34.48% 13.21 MB 8.66 MB - 2.42% -
random/pr12850.cpp/elf -27.80% 31.95 MB 23.07 MB - -0.03% -
random/pr36291.cpp/elf -23.44% 11.96 MB 9.16 MB - -0.00% -
random/pr29433.cpp/elf -9.04% 1.39 MB 1.26 MB - 0.14% -
random/pr26854-2.c/elf/sections/text -2.84% 318.54 KB 309.48 KB - 0.01% -
random/pr28071.c/elf/sections/text -2.59% 662.44 KB 645.28 KB - 0.00% -

Added Tests - compile_time
random/pr60243.c

Added Tests - mem_bytes
random/pr60243.c

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text
random/pr36439.cpp/elf/sections/text
random/pr60243.c/elf
random/pr60243.c/elf/sections/text


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