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Distinct solutions after online classification (auto/crowd-tune GCC compiler flags (minimize execution time))

Scenario UID8289e0cf24346aa7 (experiment.tune.compiler.flags.gcc.e)
Data UID79bca2b76876b5c6
Discuss (optimizations to improve compilers,
semantic/data set/hardware features
to improve predictions
, etc):
GitHub wiki, Google group
Download:[ All solutions in JSON ], [ Solutions' classification in JSON ]
Reproduce all (with reactions):ck replay 8289e0cf24346aa7:79bca2b76876b5c6
CompilerGCC 7.1.0
CPUBCM2709
Objectivemin
Improvement key IK1Main kernel execution time speedup [min]
Improvement key IK2Code size improvement

Improvements (<4% variation) Distinct workload for highest improvement
# Solution UID IK1 IK2 New distinct optimization choices Ref Best species Worst species Touched Iters Program CMD Dataset Dataset file CPU freq (MHz) Cores Platform OS Replay
S1 f49649288ab0accd 8.00 0.30 -O3 -fno-delayed-branch -flto -fno-selective-scheduling2 -fno-whole-program -O3 6 0 80 142 milepost-codelet-mibench-automotive-bitcount-src-bitcnt-1-codelet-2-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S2 c5b9bdb768e49459 8.00 0.30 -O3 -flto -O3 4 1 89 150 milepost-codelet-mibench-automotive-bitcount-src-bitcnt-1-codelet-2-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S3 5ac7d6444209348d 6.33 0.30 -O3 -fno-inline -flto -O3 2 1 66 134 milepost-codelet-mibench-telecomm-fft-fftmisc-codelet-5-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S4 e46d588489be4d83 2.21 0.35 -O3 -fno-cprop-registers -flto -funroll-all-loops -O3 3 1 44 115 milepost-codelet-mibench-automotive-qsort1-src-qsort-codelet-1-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S5 dc11848da90dcd2b 1.90 0.72 -O3 -fno-tree-fre -funroll-all-loops -O3 2 1 60 129 milepost-codelet-mibench-consumer-jpeg-c-src-jchuff-codelet-9-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S6 99d55e4108bffae5 1.55 0.81 -O3 -fno-predictive-commoning -fno-schedule-insns -funroll-loops -O3 3 3 97 156 milepost-codelet-mibench-telecomm-fft-fftmisc-codelet-5-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S7 70ee10d47904a47a 1.45 0.82 -O3 -funroll-loops -O3 3 0 98 157 milepost-codelet-mibench-consumer-jpeg-c-src-jchuff-codelet-9-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S8 4380ac70222f32fd 1.43 0.81 -O3 -fno-tree-ter -funroll-all-loops -O3 3 1 67 134 milepost-codelet-mibench-telecomm-fft-fftmisc-codelet-5-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S9 e77afb502b6b5684 1.41 0.84 -O3 -fno-merge-all-constants -fselective-scheduling2 -funroll-loops -O3 1 0 59 129 milepost-codelet-mibench-telecomm-fft-fftmisc-codelet-5-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S10 446f25b4bd1b5e45 1.30 1.03 -O3 -fno-devirtualize-at-ltrans -fno-predictive-commoning -fno-tree-pre -O3 1 2 71 136 cbench-telecom-gsm default au-0001 data.au 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S11 c89d40be7f4bd79f 1.27 1.04 -O3 -fcheck-data-deps -fira-loop-pressure -fno-isolate-erroneous-paths-dereference -fno-sched-dep-count-heuristic -fsection-anchors -fsemantic-interposition -fno-tree-ch -fno-tree-loop-linear -fno-tree-partial-pre -O3 2 2 36 107 cbench-telecom-adpcm-c encode pcm-0001 data.pcm 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S12 44853f0f1cc4a289 1.23 1.00 -O3 -fno-schedule-insns -ftracer -O3 2 3 96 156 milepost-codelet-mibench-automotive-bitcount-src-bitcnt-1-codelet-2-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)
S13 81fa54e75e361456 1.20 1.00 -O3 -fno-auto-inc-dec -fguess-branch-probability -fipa-pure-const -freorder-blocks -fselective-scheduling2 -ftree-ccp -fno-tree-pre -ftree-tail-merge -O3 1 1 72 136 milepost-codelet-mibench-consumer-tiffdither-src-tif-fax3-codelet-9-1 default 1200, 1200, 1200, 1200 4 Raspberry Pi (Raspberry Pi 3 Model B) Raspbian GNU/Linux 8 (jessie)



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