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

Scenario UID2aaed4c520956635 (experiment.tune.compiler.flags.llvm.e)
Data UID33d4ff3bfd90dc4c
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 2aaed4c520956635:33d4ff3bfd90dc4c
CompilerLLVM 3.8.0
CPUMT6572
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 49ce42d023f23370 1.58 1.01 -O3 -fno-assume-sane-operator-new -fno-signed-char -foptimize-sibling-calls -fshort-enums -fno-unroll-loops -fslp-vectorize-aggressive -fslp-vectorize -fmodules-prune-after=99 -O3 1 0 2 1 milepost-codelet-mibench-consumer-lame-src-takehiro-codelet-16-1 default 1300, 1300 1 HUAWEI Y600-U20 Android 4.2.2
S2 68048fb96574b037 1.33 1.00 -O3 -fno-reroll-loops -fstrict-vtable-pointers -mno-unaligned-access -ffp-contract=fast -O3 1 0 2 1 cbench-security-blowfish decode benc-0001 data.benc 1300, 1300 1 HUAWEI Y330-U01 Android 4.2.2
S3 8901eeb84db85019 1.28 1.00 -O3 -fno-autolink -foptimize-sibling-calls -fshort-wchar -fmodules-prune-interval=82 -O3 1 0 2 1 milepost-codelet-mibench-consumer-tiff2rgba-src-tif-predict-codelet-4-1 default 1001, 1001 1 HUAWEI Y600-U20 Android 4.2.2
S4 6e03cb0cf964c83a 1.23 1.00 -O3 -fstrict-enums -fstrict-vtable-pointers -mstack-alignment=23 -O3 1 0 2 1 milepost-codelet-mibench-consumer-jpeg-c-src-jchuff-codelet-9-1 default 1001, 1001 1 HUAWEI Y600-U20 Android 4.2.2
S5 72cec2d43bf94243 1.22 1.00 -O3 -fsched-interblock -fstrict-enums -trigraphs -mstackrealign -O3 1 0 2 1 milepost-codelet-mibench-consumer-lame-src-quantize-pvt-codelet-6-1 default audio-mp3-0001 data.mp3 1001, 1001 1 ZTE V815W Android 4.4.2
S6 b6711df4677af007 1.20 1.00 -O3 -mstack-alignment=28 -fmodules-prune-interval=104 -O3 1 0 2 1 milepost-codelet-mibench-consumer-mad-src-layer3-codelet-6-1 default 1300, 1300 1 HUAWEI Y600-U20 Android 4.2.2
S7 fd8894529a1d972f 1.19 1.00 -O3 -fno-reroll-loops -fvectorize -fshort-wchar -O3 1 0 2 1 milepost-codelet-mibench-security-pgp-e-src-mpilib-codelet-4-1 default 1300, 1300 1 HUAWEI Y600-U20 Android 4.2.2
S8 496480ccfd203c56 1.16 1.00 -O3 -fsched-interblock -fno-vectorize -fmax-type-align=23 -fmodules-prune-interval=42 -O3 1 0 2 1 milepost-codelet-mibench-consumer-tiffmedian-src-tiffmedian-codelet-6-1 default 1300, 1300 1 HUAWEI Y600-U20 Android 4.2.2
S9 f9bf746339936bf1 1.16 1.00 -O3 -fno-lax-vector-conversions -foptimize-sibling-calls -ftree-vectorize -msoft-float -mstrict-align -mstack-alignment=24 -ffp-contract=on -O3 1 0 2 1 milepost-codelet-mibench-consumer-jpeg-c-src-jfdctint-codelet-2-1 default 1300, 1300 1 HUAWEI Y600-U20 Android 4.2.2
S10 4f10b72767238c48 1.14 1.00 -O3 -funroll-loops -fno-lto -fslp-vectorize -mglobal-merge -O3 1 0 2 1 milepost-codelet-mibench-automotive-susan-e-src-susan-codelet-10-1 default 1300, 1300 1 HUAWEI Y600-U20 Android 4.2.2
S11 8ac2b3824b12453f 1.13 1.00 -O3 -fno-inline -fstrict-aliasing -fno-reroll-loops -mcrc -ffixed-r9 -ffp-contract=off -O3 1 0 2 1 milepost-codelet-mibench-office-ghostscript-src-gdevpbm-codelet-1-1 default 1300, 1300 1 HUAWEI Y600-U20 Android 4.2.2
S12 b809785a878480f8 1.12 1.00 -O3 -fno-lax-vector-conversions -fno-unroll-loops -freroll-loops -mstrict-align -fslp-vectorize-aggressive -fslp-vectorize -munaligned-access -O3 1 0 2 1 milepost-codelet-mibench-network-dijkstra-src-dijkstra-large-codelet-5-1 default 1300, 1300 1 HUAWEI Y600-U20 Android 4.2.2
S13 6a95f4209da97084 1.09 1.00 -O3 -fno-assume-sane-operator-new -fno-inline -fno-signed-zeros -fshort-enums -fslp-vectorize-aggressive -fstrict-vtable-pointers -mglobal-merge -fmax-type-align=26 -mcrc -mno-movt -O3 1 0 2 1 milepost-codelet-mibench-office-rsynth-src-nsynth-codelet-9-1 default 1300, 1300 1 HUAWEI Y600-U20 Android 4.2.2



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