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) 1e9cd853b7ecae82da33bf1f8bb1f0eb3e755164
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 1e9cd853b7ecae82da33bf1f8bb1f0eb3e755164
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 1574043775000.1e9cd853b7ecae82da33bf1f8bb1f0eb3e755164 2019-11-18T07:30:02.011809 0:01:32.433264
Previous 1573788529000.fbbadf0018292a93d1d19dcf3c4f439b952abf86 2019-11-15T07:29:56.565928 0:01:29.232830
Baseline 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 2019-10-28T07:00:49.454426 0:01:29.339731


Tests Summary

Status Group # # (B)
Performance Regressions 8 13
Performance Improvements 4 18
Added Tests 3 3
Unchanged Tests 273 254
Total Tests 288

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr36262.c 8.74% 4.729 5.142 - 13.84% -
random/pr36439.cpp 7.56% 25.622 27.559 - 19.22% -
random/pr12850.cpp 5.33% 51.350 54.087 - 1.47% -
random/pr12392.cpp 4.93% 35.814 37.579 - 0.14% -
random/pr38518.c 4.24% 5.156 5.374 - 9.15% -
random/pr29433.cpp 3.81% 15.992 16.602 - 3.53% -
random/pr26854-2.c 2.28% 19.552 19.996 - 5.65% -
random/pr70614.c 2.24% 25.507 26.079 - 0.28% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr69609.c -22.63% 30.195 23.363 - -24.11% -

Performance Improvements - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr69609.c -2.99% 405.88 MB 393.75 MB - -25.21% -

Performance Improvements - size Δ Previous Current σ Δ (B) σ (B)
random/pr69609.c/elf -9.64% 1.73 MB 1.57 MB - -9.64% -
random/pr69609.c/elf/sections/text -7.00% 435.59 KB 405.12 KB - -7.00% -

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 19.22% 23.116 27.559 - 7.56% -
random/pr36262.c 13.84% 4.517 5.142 - 8.74% -
random/pr36498.cpp 12.58% 19.146 21.554 - 0.23% -
random/pr38518.c 9.15% 4.924 5.374 - 4.24% -
random/pr36291.cpp 6.18% 21.835 23.183 - 0.33% -
random/pr26854-2.c 5.65% 18.927 19.996 - 2.28% -
random/pr29433.cpp 3.53% 16.036 16.602 - 3.81% -
random/pr39326.c 2.63% 135.733 139.302 - 0.89% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/empty.c 2.82% 16.49 MB 16.95 MB - 0.39% -

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 - -0.10% -
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 -24.11% 30.784 23.363 - -22.63% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr36291.cpp -29.27% 569.09 MB 402.50 MB - -0.06% -
random/pr69609.c -25.21% 526.51 MB 393.75 MB - -2.99% -
random/pr12850.cpp -24.63% 993.85 MB 749.04 MB - 0.00% -
random/pr38518.c -23.68% 196.77 MB 150.18 MB - -0.04% -
random/pr36262.c -23.66% 196.75 MB 150.20 MB - -0.04% -
random/pr36439.cpp -22.36% 530.39 MB 411.78 MB - -0.21% -
random/pr36498.cpp -19.83% 514.33 MB 412.32 MB - -0.10% -
random/pr26854-2.c -19.30% 365.98 MB 295.37 MB - 0.02% -
random/pr39326.c -15.11% 447.71 MB 380.04 MB - 0.02% -
random/pr70614.c -13.44% 55.26 MB 47.83 MB - 0.27% -
random/pr28071.c -10.30% 933.04 MB 836.93 MB - -0.01% -
random/pr26854.c -6.07% 1.10 GB 1.03 GB - 0.02% -
random/pr12392.cpp -5.46% 705.73 MB 667.20 MB - -0.07% -

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 - 0.00% -
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 - -9.64% -
random/pr69609.c/elf/sections/text -7.00% 435.59 KB 405.12 KB - -7.00% -

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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