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: 1460.413
CPU max MHz: 2000.0000
CPU min MHz: 1500.0000
BogoMIPS: 3992.84
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: 263696144 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 20200114 (experimental) c478047c0fd71e8bd8e069c729b57a89b75ee004
Copyright (C) 2020 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 c478047c0fd71e8bd8e069c729b57a89b75ee004
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.O2_g test results

Run Order Start Time Duration
Current 1579035419000.c478047c0fd71e8bd8e069c729b57a89b75ee004 2020-01-14T23:29:36.477042 0:01:31.570218
Previous 1576612083000.354f7b6be662b2449a660471866f765efd60c546 2019-12-17T23:33:02.893919 0:01:29.632257
Baseline 1571915009000.6f4da220ebfa0c3a3db02109dcb371da27516a3b 2019-10-25T18:03:45.968290 0:01:30.954146


Tests Summary

Status Group # # (B)
Performance Regressions 11 33
Performance Improvements 5 18
Added Tests 2 6
Unchanged Tests 1218 1179
Total Tests 1236

Performance Regressions - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr26854-2.c 5.55% 56.351 59.480 - 7.69% -
random/pr36439.cpp 3.79% 34.946 36.269 - -0.28% -
tramp3d 3.13% 43.577 44.940 - 2.50% -

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/tfft2 3.34% 48.580 50.204 - 1.86% -
polyhedron/channel2 2.05% 42.434 43.305 - 1.67% -

Performance Regressions - mem_bytes Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp 14.51% 513.20 MB 587.64 MB - 6.80% -

Performance Regressions - score Δ Previous Current σ Δ (B) σ (B)
botan/Skein-512(512) hash -6.56% 452.921 423.210 - -6.69% -
nbench/ASSIGNMENT -4.39% 66.254 63.347 - -0.75% -
botan/AES-128/XTS encrypt -4.38% 1545.807 1478.076 - -6.25% -

Performance Regressions - size Δ Previous Current σ Δ (B) σ (B)
random/pr36439.cpp/elf/sections/text 10.21% 97.91 KB 107.90 KB - 4.90% -
random/pr36439.cpp/elf 2.64% 13.92 MB 14.29 MB - 1.01% -

Performance Improvements - compile_time Δ Previous Current σ Δ (B) σ (B)
random/pr28071.c -4.74% 52.942 50.432 - 0.00% -
random/pr36498.cpp -3.67% 25.562 24.623 - -7.19% -

Performance Improvements - execution_time Δ Previous Current σ Δ (B) σ (B)
polyhedron/protein -5.90% 18.927 17.811 - -7.10% -
polyhedron/gas_dyn2 -3.57% 112.584 108.569 - -1.51% -

Performance Improvements - score Δ Previous Current σ Δ (B) σ (B)
botan/CAST-256 decrypt 5.42% 73.499 77.484 - 1.62% -

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

Performance Regressions - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr26854-2.c 7.69% 55.231 59.480 - 5.55% -
polyhedron/aermod 2.69% 18.370 18.864 - 0.76% -
tramp3d 2.50% 43.846 44.940 - 3.13% -
random/pr69609.c 2.32% 84.925 86.897 - 1.83% -
random/pr38518.c 2.07% 10.945 11.172 - 1.10% -
random/pr70614.c 2.05% 1.810 1.847 - -0.13% -

Performance Regressions - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/fatigue2 6.99% 103.585 110.822 - -0.04% -

Performance Regressions - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
botan 13.21% 15.08 MB 17.07 MB - 0.51% -
random/pr36439.cpp 6.80% 550.23 MB 587.64 MB - 14.51% -
polyhedron/linpk 3.11% 34.52 MB 35.59 MB - 0.77% -
polyhedron/gas_dyn2 2.91% 48.30 MB 49.70 MB - 0.64% -
polyhedron/tfft2 2.87% 33.92 MB 34.89 MB - 0.59% -
himeno 2.47% 31.11 MB 31.88 MB - 0.50% -
polyhedron/fatigue2 2.39% 52.37 MB 53.62 MB - 0.15% -
cray 2.22% 33.99 MB 34.74 MB - 0.44% -
polyhedron/channel2 2.14% 35.76 MB 36.52 MB - 0.01% -
nbench 2.04% 45.46 MB 46.39 MB - 0.34% -

Performance Regressions - score Δ (B) Baseline Current σ (B) Δ σ
nbench/FP EMULATION -10.15% 543.860 488.640 - 0.89% -
botan/Skein-512(512) hash -6.69% 453.570 423.210 - -6.56% -
botan/AES-128/XTS encrypt -6.25% 1576.568 1478.076 - -4.38% -
nbench/HUFFMAN -2.91% 6213.100 6032.300 - -0.22% -

Performance Regressions - size Δ (B) Baseline Current σ (B) Δ σ
polyhedron/doduc/elf 6.94% 452.38 KB 483.76 KB - 0.00% -
random/pr12850.cpp/elf/sections/text 5.31% 88.04 KB 92.71 KB - 0.12% -
random/pr36439.cpp/elf/sections/text 4.90% 102.85 KB 107.90 KB - 10.21% -
polyhedron/mdbx/elf 3.71% 138.80 KB 143.95 KB - 0.00% -
polyhedron/rnflow/elf 3.44% 212.15 KB 219.45 KB - -0.01% -
polyhedron/test_fpu2/elf 3.39% 158.43 KB 163.80 KB - 0.02% -
polyhedron/tfft2/elf 3.30% 41.15 KB 42.51 KB - 0.00% -
polyhedron/air/elf 3.08% 112.13 KB 115.59 KB - 0.00% -
nbench/elf 2.60% 231.11 KB 237.12 KB - -0.18% -
polyhedron/ac/elf 2.58% 50.27 KB 51.57 KB - 0.00% -
polyhedron/linpk/elf 2.23% 42.01 KB 42.95 KB - 0.00% -
polyhedron/induct2/elf 2.07% 319.11 KB 325.70 KB - 0.00% -

Performance Improvements - compile_time Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -7.41% 62.226 57.612 - -1.10% -
random/pr36498.cpp -7.19% 26.531 24.623 - -3.67% -
random/pr29433.cpp -6.03% 17.172 16.137 - 0.52% -
random/pr36291.cpp -3.32% 32.648 31.563 - 0.10% -
random/pr36262.c -3.17% 11.126 10.774 - 0.93% -

Performance Improvements - execution_time Δ (B) Baseline Current σ (B) Δ σ
polyhedron/protein -7.10% 19.171 17.811 - -5.90% -
polyhedron/rnflow -4.30% 25.068 23.990 - -0.12% -
polyhedron/induct2 -3.21% 71.811 69.510 - -0.07% -
polyhedron/doduc -2.24% 11.214 10.963 - -0.24% -

Performance Improvements - mem_bytes Δ (B) Baseline Current σ (B) Δ σ
random/pr12392.cpp -24.87% 963.27 MB 723.69 MB - -0.01% -
random/pr38518.c -9.49% 378.04 MB 342.17 MB - 0.13% -
random/pr36262.c -9.14% 377.72 MB 343.21 MB - 0.03% -
random/pr26854-2.c -5.50% 1.60 GB 1.51 GB - 0.07% -
random/pr70614.c -5.41% 65.84 MB 62.28 MB - 0.04% -
random/pr69609.c -2.98% 2.15 GB 2.09 GB - 0.01% -

Performance Improvements - score Δ (B) Baseline Current σ (B) Δ σ
botan/AES-192 decrypt 4.53% 3429.666 3585.087 - 0.79% -
botan/AES-192 encrypt 2.47% 2645.499 2710.787 - 0.39% -
botan/AES-256 encrypt 2.43% 4083.537 4182.790 - 1.30% -

Added Tests - compile_time
random/pr28071.c

Added Tests - mem_bytes
random/pr28071.c

Added Tests - size
random/empty.C/elf/sections/text
random/empty.c/elf/sections/text
random/pr28071.c/elf
random/pr28071.c/elf/sections/text


Report Time: 0.20s
Name Current %
botan/AES-128 decrypt 3146.166 -
botan/AES-128 encrypt 3128.237 -
botan/AES-128/CBC/PKCS7 decrypt 2928.041 -
botan/AES-128/CBC/PKCS7 encrypt 675.305 -
botan/AES-128/EAX decrypt 435.526 -
botan/AES-128/EAX encrypt 437.719 -
botan/AES-128/GCM(16) [clmul] decrypt 1084.490 -
botan/AES-128/GCM(16) [clmul] encrypt 1120.292 -
botan/AES-128/OCB decrypt 864.681 -
botan/AES-128/OCB encrypt 873.174 -
botan/AES-128/XTS decrypt 1538.404 -
botan/AES-128/XTS encrypt 1478.076 -4.38%
botan/AES-192 decrypt 3585.087 -
botan/AES-192 encrypt 2710.787 -
botan/AES-256 decrypt 4204.616 -
botan/AES-256 encrypt 4182.790 -
botan/ARIA-128 decrypt 96.248 -
botan/ARIA-128 encrypt 96.356 -
botan/ARIA-192 decrypt 82.566 -
botan/ARIA-192 encrypt 82.522 -
botan/ARIA-256 decrypt 72.142 -
botan/ARIA-256 encrypt 72.151 -
botan/Blowfish decrypt 225.106 -
botan/Blowfish encrypt 227.410 -
botan/CAST-128 decrypt 225.199 -
botan/CAST-128 encrypt 224.162 -
botan/CAST-256 decrypt 77.484 5.42%
botan/CAST-256 encrypt 77.867 -
botan/CMAC(AES-128) mac 757.198 -
botan/CTR-BE(AES-128) decrypt 3056.663 -
botan/CTR-BE(AES-128) encrypt 3033.969 -
botan/CTR-BE(Serpent) decrypt 229.952 -
botan/CTR-BE(Serpent) encrypt 230.004 -
botan/Camellia-128 decrypt 137.678 -
botan/Camellia-128 encrypt 137.669 -
botan/Camellia-192 decrypt 107.657 -
botan/Camellia-192 encrypt 107.662 -
botan/Camellia-256 decrypt 107.571 -
botan/Camellia-256 encrypt 107.599 -
botan/ChaCha20Poly1305 decrypt 411.104 -
botan/ChaCha20Poly1305 encrypt 414.226 -
botan/DES decrypt 91.806 -
botan/DES encrypt 91.613 -
botan/GOST-28147-89(R3411_94_TestParam) decrypt 63.674 -
botan/GOST-28147-89(R3411_94_TestParam) encrypt 62.908 -
botan/HMAC(SHA-256) mac 1459.464 -
botan/IDEA decrypt 453.224 -
botan/IDEA encrypt 453.120 -
botan/KASUMI decrypt 68.229 -
botan/KASUMI encrypt 70.478 -
botan/Keccak-1600(512) hash 150.191 -
botan/MISTY1 decrypt 97.990 -
botan/MISTY1 encrypt 98.019 -
botan/Noekeon decrypt 361.459 -
botan/Noekeon encrypt 355.336 -
botan/RC4 encrypt 186.301 -
botan/RIPEMD-160 hash 372.823 -
botan/SHA-160 hash 1345.594 -
botan/SHA-256 hash 1282.643 -
botan/SHA-512 hash 277.981 -
botan/SHACAL2 decrypt 417.804 -
botan/SHACAL2 encrypt 1424.642 -
botan/SM4 decrypt 122.309 -
botan/SM4 encrypt 122.394 -
botan/Salsa20 encrypt 506.425 -
botan/Serpent decrypt 269.574 -
botan/Serpent encrypt 240.683 -
botan/Serpent/CBC/PKCS7 decrypt 247.125 -
botan/Serpent/CBC/PKCS7 encrypt 87.232 -
botan/Serpent/EAX decrypt 56.317 -
botan/Serpent/EAX encrypt 56.458 -
botan/Serpent/GCM(16) [clmul] decrypt 169.555 -
botan/Serpent/GCM(16) [clmul] encrypt 170.110 -
botan/Serpent/OCB decrypt 198.860 -
botan/Serpent/OCB encrypt 184.168 -
botan/Serpent/XTS decrypt 227.536 -
botan/Serpent/XTS encrypt 206.731 -
botan/Skein-512(512) hash 423.210 -6.56%
botan/Threefish-512 decrypt 337.010 -
botan/Threefish-512 encrypt 352.090 -
botan/Tiger(24,3) hash 474.443 -
botan/TripleDES decrypt 32.168 -
botan/TripleDES encrypt 32.086 -
botan/Twofish decrypt 297.171 -
botan/Twofish encrypt 299.548 -
botan/Whirlpool hash 142.234 -
botan/XTEA decrypt 193.227 -
botan/XTEA encrypt 194.611 -
himeno 975.282 -
nbench/ASSIGNMENT 63.347 -4.39%
nbench/BITFIELD 657840000.000 -
nbench/FOURIER 157050.000 -
nbench/FP EMULATION 488.640 -
nbench/HUFFMAN 6032.300 -
nbench/IDEA 14713.000 -
nbench/LU DECOMPOSITION 3850.500 -
nbench/NEURAL NET 147.160 -
nbench/NUMERIC SORT 1478.200 -
nbench/STRING SORT 1283.200 -
Geometric Mean 404.222 -
Name Current %
botan/elf 13.00 MB -
botan/elf/sections/text 298.74 KB -
cray/elf 57.78 KB -
cray/elf/sections/text 6.80 KB -
himeno/elf 41.47 KB -
himeno/elf/sections/text 4.00 KB -
nbench/elf 237.12 KB -
nbench/elf/sections/text 29.89 KB -
polyhedron/ac/elf 51.57 KB -
polyhedron/ac/elf/sections/text 11.44 KB -
polyhedron/aermod/elf 1.63 MB -
polyhedron/aermod/elf/sections/text 650.63 KB -
polyhedron/air/elf 115.59 KB -
polyhedron/air/elf/sections/text 34.06 KB -
polyhedron/capacita/elf 85.13 KB -
polyhedron/capacita/elf/sections/text 23.58 KB -
polyhedron/channel2/elf 42.94 KB -
polyhedron/channel2/elf/sections/text 9.36 KB -
polyhedron/doduc/elf 483.76 KB -
polyhedron/doduc/elf/sections/text 88.09 KB -
polyhedron/fatigue2/elf 128.37 KB -
polyhedron/fatigue2/elf/sections/text 37.33 KB -
polyhedron/gas_dyn2/elf 108.56 KB -
polyhedron/gas_dyn2/elf/sections/text 25.69 KB -
polyhedron/induct2/elf 325.70 KB -
polyhedron/induct2/elf/sections/text 97.91 KB -
polyhedron/linpk/elf 42.95 KB -
polyhedron/linpk/elf/sections/text 6.24 KB -
polyhedron/mdbx/elf 143.95 KB -
polyhedron/mdbx/elf/sections/text 28.24 KB -
polyhedron/mp_prop_design/elf 61.59 KB -
polyhedron/mp_prop_design/elf/sections/text 15.38 KB -
polyhedron/nf/elf 55.19 KB -
polyhedron/nf/elf/sections/text 10.31 KB -
polyhedron/protein/elf 159.34 KB -
polyhedron/protein/elf/sections/text 40.74 KB -
polyhedron/rnflow/elf 219.45 KB -
polyhedron/rnflow/elf/sections/text 44.28 KB -
polyhedron/test_fpu2/elf 163.80 KB -
polyhedron/test_fpu2/elf/sections/text 32.19 KB -
polyhedron/tfft2/elf 42.51 KB -
polyhedron/tfft2/elf/sections/text 5.74 KB -
random/empty.C/elf 1.32 KB -
random/empty.C/elf/sections/text 0.00 B -
random/empty.c/elf 1.32 KB -
random/empty.c/elf/sections/text 0.00 B -
random/pr12392.cpp/elf 10.29 MB -
random/pr12392.cpp/elf/sections/text 371.92 KB -
random/pr12850.cpp/elf 33.48 MB -
random/pr12850.cpp/elf/sections/text 92.71 KB -
random/pr26854-2.c/elf 1.62 MB -
random/pr26854-2.c/elf/sections/text 325.47 KB -
random/pr28071.c/elf 3.99 MB -
random/pr28071.c/elf/sections/text 922.03 KB -
random/pr29433.cpp/elf 1.44 MB -
random/pr29433.cpp/elf/sections/text 157.00 B -
random/pr36262.c/elf 345.14 KB -
random/pr36262.c/elf/sections/text 104.62 KB -
random/pr36291.cpp/elf 14.61 MB -
random/pr36291.cpp/elf/sections/text 847.80 KB -
random/pr36439.cpp/elf 14.29 MB 2.64%
random/pr36439.cpp/elf/sections/text 107.90 KB 10.21%
random/pr36498.cpp/elf 17.32 MB -
random/pr36498.cpp/elf/sections/text 418.25 KB -
random/pr38518.c/elf 344.98 KB -
random/pr38518.c/elf/sections/text 104.62 KB -
random/pr69609.c/elf 1.05 MB -
random/pr69609.c/elf/sections/text 380.50 KB -
random/pr70614.c/elf 140.48 KB -
random/pr70614.c/elf/sections/text 32.85 KB -
tramp3d/elf 21.91 MB -
tramp3d/elf/sections/text 484.84 KB -
Geometric Mean 75.20 KB -44.15%