Collective Knowledge Aggregator proof-of-concept
Crowdsourced experiments CK project Partners Open AI powered by CK Reusable AI artifacts Get CK

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

Scenario UID8289e0cf24346aa7 (experiment.tune.compiler.flags.gcc.e)
Data UID4104494281f54eb3
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 8289e0cf24346aa7:4104494281f54eb3
CompilerGCC 4.9
CPU0x53-8-0x1-0x001-1
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 c395761be6afa208 3.43 0.29 -O3 -fno-devirtualize -fno-fast-math -fno-float-store -fno-gcse-after-reload -fno-ivopts -fno-keep-inline-functions -flto -fsched-rank-heuristic -fsched-dep-count-heuristic -fno-strict-overflow -fno-tracer -ftree-sink -falign-functions=0 -ffp-contract=off -fira-algorithm=priority --param predictable-branch-outcome=40 --param large-unit-insns=9360 --param inline-unit-growth=8 --param early-inlining-insns=16 --param gcse-after-reload-critical-fraction=9 --param max-hoist-depth=27 --param max-peel-branches=41 --param max-iterations-to-track=537 --param hot-bb-frequency-fraction=594 --param tracer-min-branch-probability=78 --param vect-max-version-for-alignment-checks=9 --param max-sched-extend-regions-iters=0 --param max-last-value-rtl=1790 --param max-jump-thread-duplication-stmts=26 --param sccvn-max-scc-size=15912 --param ipa-cp-value-list-size=7 --param lto-min-partition=1660 --param case-values-threshold=0 --param asan-instrument-writes=0 --param asan-use-after-return=0 -O3 1 0 2 1 milepost-codelet-mibench-security-pgp-e-src-mpilib-codelet-1-1 default 2288, 2288, 2288, 2288, 2288, 2288, 2288, 2288 1 SAMSUNG SM-G930F Android 6.0.1
S2 5da2bf19ab86e57a 1.46 1.12 -O3 -fno-compare-elim -fno-cse-skip-blocks -finline-small-functions -fno-loop-parallelize-all -fno-modulo-sched-allow-regmoves -fno-prefetch-loop-arrays -freorder-functions -fno-sched-group-heuristic -fno-single-precision-constant -fstrict-aliasing -fno-strict-overflow -fno-tree-loop-im -ftree-loop-distribute-patterns -fno-tree-loop-ivcanon -fno-tree-loop-vectorize -ftree-partial-pre -fno-tree-tail-merge -fno-unswitch-loops -fno-wpa -falign-functions=0 -ffp-contract=off --param inline-min-speedup=18 --param max-inline-insns-auto=17 --param min-inline-recursive-probability=15 --param max-modulo-backtrack-attempts=6 --param gcse-cost-distance-ratio=11 --param max-completely-peeled-insns=146 --param max-unswitch-level=1 --param sms-max-ii-factor=134 --param align-threshold=3 --param max-crossjump-edges=88 --param iv-max-considered-uses=104 --param omega-max-wild-cards=26 --param omega-hash-table-size=649 --param max-reload-search-insns=198 --param max-last-value-rtl=12144 --param ssp-buffer-size=11 --param max-fields-for-field-sensitive=0 --param max-sched-ready-insns=120 --param use-canonical-types=0 --param max-vartrack-size=96601593 --param max-vartrack-expr-depth=6 -O3 1 0 2 1 cbench-bzip2 decode bzip2-0001 data.bz2 2288, 2288, 2288, 2288, 2288, 2288, 2288, 2288 1 SAMSUNG SM-G930F Android 6.0.1
S3 c524304696af1f03 1.21 0.29 -O3 -fauto-inc-dec -fbranch-target-load-optimize2 -fno-conserve-stack -fno-cx-limited-range -fno-devirtualize-speculatively -fno-finite-math-only -fgraphite-identity -fno-ira-hoist-pressure -flive-range-shrinkage -flto -fno-signed-zeros -fno-omit-frame-pointer -fsched-dep-count-heuristic -fstrict-overflow -ftree-pta -fno-unit-at-a-time -funroll-loops -fno-variable-expansion-in-unroller -fno-vpt -fweb -fno-wpa --param max-inline-insns-recursive-auto=221 --param max-modulo-backtrack-attempts=42 --param large-stack-frame-growth=418 --param gcse-after-reload-critical-fraction=17 --param max-average-unrolled-insns=33 --param max-completely-peel-loop-nest-depth=3 --param unlikely-bb-count-fraction=1698 --param tracer-min-branch-probability-feedback=45 --param iv-consider-all-candidates-bound=59 --param max-reload-search-insns=190 --param simultaneous-prefetches=5 --param l1-cache-line-size=6 --param max-vartrack-reverse-op-size=99 --param ipa-max-agg-items=26 --param cxx-max-namespaces-for-diagnostic-help=935 --param max-stores-to-sink=1 -O3 1 0 2 1 milepost-codelet-mibench-telecomm-adpcm-c-src-adpcm-codelet-1-1 default cdataset-patricia-0001 data.txt 1 SAMSUNG SM-G930F Android 6.0.1
S4 0f824148918c3c3e 1.20 0.25 -O3 -fbranch-target-load-optimize -fno-compare-elim -fno-early-inlining -fipa-sra -ffat-lto-objects -fgcse-las -fno-if-conversion -flto -fmerge-all-constants -fno-move-loop-invariants -fbranch-count-reg -fno-zero-initialized-in-bss -fno-optimize-sibling-calls -fno-reciprocal-math -fsched2-use-superblocks -fno-sched-last-insn-heuristic -fno-tree-dominator-opts -fno-tree-dse -ftree-sra -fno-tree-tail-merge -fno-unroll-all-loops --param max-inline-insns-recursive=853 --param max-gcse-insertion-ratio=38 --param gcse-after-reload-partial-fraction=2 --param gcse-unrestricted-cost=2 --param max-once-peeled-insns=203 --param align-threshold=46 --param tracer-max-code-growth=163 --param max-crossjump-edges=155 --param omega-max-wild-cards=19 --param omega-hash-table-size=121 --param vect-max-version-for-alignment-checks=6 --param max-pipeline-region-blocks=28 --param max-sched-insn-conflict-delay=6 --param min-size-for-stack-sharing=2 --param l2-cache-size=43 --param max-partial-antic-length=155 --param sccvn-max-alias-queries-per-access=554 --param tree-reassoc-width=0 -O3 1 0 2 1 milepost-codelet-mibench-consumer-tiffdither-src-tif-fax3-codelet-9-1 default 1 SAMSUNG SM-G930F Android 6.0.1
S5 5b05e25487b8fa18 1.12 0.93 -O3 -fno-dce -fno-float-store -fgraphite-identity -findirect-inlining -fkeep-inline-functions -fno-lto -fdefer-pop -fno-reciprocal-math -fsched2-use-superblocks -fno-sched-group-heuristic -fsched-last-insn-heuristic -fsel-sched-pipelining-outer-loops -fsingle-precision-constant -fthread-jumps -ftracer -ftree-copy-prop -ftree-loop-im -ftree-reassoc -fno-tree-ter -ftree-vrp -funit-at-a-time -fvect-cost-model -fno-wpa -falign-loops=0 -fsched-stalled-insns-dep=0 -fsched-stalled-insns=0 --param large-stack-frame-growth=1327 --param max-peeled-insns=182 --param tracer-min-branch-ratio=36 --param vect-max-version-for-alias-checks=13 --param max-pipeline-region-insns=114 --param prefetch-latency=206 --param sccvn-max-scc-size=10394 --param ira-max-conflict-table-size=477 --param loop-invariant-max-bbs-in-loop=17598 --param max-stores-to-sink=0 --param allow-store-data-races=0 --param asan-instrument-writes=0 --param asan-instrument-reads=1 -O3 1 0 2 1 milepost-codelet-mibench-consumer-tiffdither-src-tiffdither-codelet-1-1 default 1 SAMSUNG SM-G930F Android 6.0.1
S6 aeadccde50420ebc 1.10 1.03 -O3 -fno-cse-skip-blocks -fno-devirtualize -fira-loop-pressure -fno-ivopts -fmerge-all-constants -fomit-frame-pointer -freorder-blocks-and-partition -fsched-spec-load -fno-sched-dep-count-heuristic -fno-sel-sched-pipelining-outer-loops -ftree-loop-if-convert-stores -fno-tree-loop-im -fno-tree-pre --param max-pending-list-length=28 --param large-function-insns=14 --param large-unit-insns=14630 --param max-unrolled-insns=140 --param max-completely-peeled-insns=161 --param sms-loop-average-count-threshold=0 --param hot-bb-frequency-fraction=280 --param omega-max-geqs=375 --param min-spec-prob=4 --param max-sched-extend-regions-iters=0 --param sched-mem-true-dep-cost=0 --param max-last-value-rtl=8568 --param simultaneous-prefetches=6 --param use-canonical-types=0 --param ira-loop-reserved-regs=3 --param lto-min-partition=1026 --param allow-packed-load-data-races=1 --param max-slsr-cand-scan=851664 -O3 1 0 2 1 cbench-consumer-jpeg-c encode image-ppm-0001 data.ppm 1 SAMSUNG SM-G930F Android 6.0.1



[ Participated users, platforms, OS, CPU, GPU, GPGPU, NN ] [ How to participate ] [ Slides ] [ Paper ] [ Android app ] [ dividiti ] [ Collective training set ] [ Unified AI ]
View entry in raw format

Developed by dividiti,
cTuning foundation,
and the community
          
Implemented as a CK workflow
                     
   
   
                      Hosted at