Fields
| hardware | None |
| os_version | None |
Parameters
| cpu |
Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 48 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 128 On-line CPU(s) list: 0-127 Vendor ID: AuthenticAMD Model name: AMD EPYC 7702 64-Core Processor CPU family: 23 Model: 49 Thread(s) per core: 2 Core(s) per socket: 64 Socket(s): 1 Stepping: 0 Frequency boost: enabled CPU max MHz: 2000.0000 CPU min MHz: 1500.0000 BogoMIPS: 3992.35 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 rapl 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 v_spec_ctrl umip rdpid overflow_recov succor smca Virtualization: AMD-V L1d cache: 2 MiB (64 instances) L1i cache: 2 MiB (64 instances) L2 cache: 32 MiB (64 instances) L3 cache: 256 MiB (16 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-127 Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT enabled with STIBP protection Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines, IBPB conditional, STIBP always-on, RSB filling, PBRSB-eIBRS Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected |
| memory | MemTotal: 263696376 kB |
Fields
| Name | Value |
|---|
Parameters
| Name | Value |
|---|---|
| as |
GNU assembler (GNU Binutils; openSUSE Tumbleweed) 2.34.0.20200325-1 Copyright (C) 2020 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) 11.0.0 20200728 (experimental) 0ff959e0a2214fa553ac2d06ed66ede62602fc9a 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 | 0ff959e0a2214fa553ac2d06ed66ede62602fc9a |
| glibc |
GNU C Library (GNU libc) stable release version 2.31 (git 0a8262a1b2). 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. Configured for x86_64-suse-linux. Compiled by GNU CC version 10.1.1 20200625 [revision c91e43e9363bd119a695d64505f96539fa451bf2]. 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) 2.34.0.20200325-1 |
| options | None |
| reason | None |
| uname | Linux benzen 5.7.9-1-default #1 SMP Thu Jul 16 09:40:08 UTC 2020 (a010166) x86_64 x86_64 x86_64 GNU/Linux |
Filter
benzen.gcc-trunk.Ofast test results
| Run | Order | Start Time | Duration |
|---|---|---|---|
| Current | 1595903426000.0ff959e0a2214fa553ac2d06ed66ede62602fc9a | 2020-07-28T11:41:13.244633 | 0:01:32.236168 |
| Previous | 1595557636000.b0e5ec934e7a7473275326e2aee58eaf252cdff1 | 2020-07-24T07:29:08.194850 | 0:01:30.175932 |
| Baseline | 1572221826000.75b6f9367845fc92fd4ebbc8d7b9156e044a9fc8 | 2019-10-28T07:00:49.454426 | 0:01:29.472364 |
Tests Summary
| Status Group | # | # (B) |
|---|---|---|
| Performance Regressions | 1 | 9 |
| Performance Improvements | 7 | 12 |
| Added Tests | 3 | 3 |
| Unchanged Tests | 259 | 246 |
| Total Tests | 270 |
| Performance Regressions - compile_time | Δ | Previous | Current | σ | Δ (B) | σ (B) |
|---|---|---|---|---|---|---|
| random/pr29433.cpp | 20.15% | 3.446 | 4.141 | - | 4.92% | - |
| Performance Improvements - compile_time | Δ | Previous | Current | σ | Δ (B) | σ (B) |
|---|---|---|---|---|---|---|
| random/pr36439.cpp | -5.96% | 35.521 | 33.404 | - | 0.74% | - |
| random/pr38518.c | -4.48% | 33.790 | 32.278 | - | -4.81% | - |
| random/pr26854-2.c | -3.64% | 54.522 | 52.536 | - | -7.86% | - |
| random/pr28071.c | -3.42% | 75.548 | 72.968 | - | 6.02% | - |
| random/pr39326.c | -2.99% | 114.486 | 111.062 | - | 6.13% | - |
| random/pr12850.cpp | -2.87% | 40.421 | 39.260 | - | -4.57% | - |
| random/pr36291.cpp | -2.33% | 29.098 | 28.419 | - | -5.21% | - |
| Added Tests - size |
|---|
| random/empty.C/elf/sections/text |
| random/empty.c/elf/sections/text |
| random/pr29433.cpp/elf/sections/text |
| Performance Regressions - compile_time | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/pr39326.c | 6.13% | 104.650 | 111.062 | - | -2.99% | - |
| random/pr28071.c | 6.02% | 68.825 | 72.968 | - | -3.42% | - |
| random/pr29433.cpp | 4.92% | 3.947 | 4.141 | - | 20.15% | - |
| random/pr70614.c | 2.53% | 1.435 | 1.471 | - | -1.51% | - |
| Performance Regressions - mem_bytes | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/pr29433.cpp | 13.42% | 330.88 MB | 375.28 MB | - | 1.86% | - |
| random/pr12850.cpp | 5.11% | 569.88 MB | 599.00 MB | - | -0.05% | - |
| random/empty.C | 4.80% | 17.34 MB | 18.18 MB | - | -0.28% | - |
| random/empty.c | 3.06% | 16.24 MB | 16.73 MB | - | -0.70% | - |
| random/pr39326.c | 2.67% | 575.34 MB | 590.68 MB | - | 0.09% | - |
| Performance Improvements - compile_time | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/pr60243.c | -30.12% | 117.203 | 81.898 | - | -1.81% | - |
| random/pr26854-2.c | -7.86% | 57.018 | 52.536 | - | -3.64% | - |
| random/pr12392.cpp | -7.48% | 38.857 | 35.949 | - | -1.28% | - |
| random/pr36498.cpp | -5.99% | 16.283 | 15.307 | - | -1.67% | - |
| random/pr36291.cpp | -5.21% | 29.982 | 28.419 | - | -2.33% | - |
| random/pr38518.c | -4.81% | 33.910 | 32.278 | - | -4.48% | - |
| random/pr12850.cpp | -4.57% | 41.140 | 39.260 | - | -2.87% | - |
| random/pr36262.c | -3.90% | 33.635 | 32.324 | - | -1.04% | - |
| Performance Improvements - mem_bytes | Δ (B) | Baseline | Current | σ (B) | Δ | σ |
|---|---|---|---|---|---|---|
| random/pr12392.cpp | -7.48% | 908.87 MB | 840.89 MB | - | 0.06% | - |
| random/pr28071.c | -6.52% | 1.32 GB | 1.23 GB | - | 0.09% | - |
| random/pr60243.c | -3.42% | 2.10 GB | 2.03 GB | - | -0.09% | - |
| random/pr26854-2.c | -2.97% | 1.45 GB | 1.41 GB | - | -0.06% | - |
| Added Tests - size |
|---|
| random/empty.C/elf/sections/text |
| random/empty.c/elf/sections/text |
| random/pr29433.cpp/elf/sections/text |
Report Time: 0.15s