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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 UIDae044f89746e3076
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:ae044f89746e3076
CompilerLLVM 4.0.0
CPUIntel(R) Core(TM) i5-4210U CPU @ 1.70GHz
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 27396874293a1c0b 1.89 1.08 -O3 -fno-unroll-loops -O3 1 1 15 44 milepost-codelet-mibench-automotive-qsort1-src-qsort-codelet-1-1 default 70 4 LENOVO ThinkPad X240 (20ALCTO1WW) Windows 10
S2 901480394e1a413b 1.41 0.97 -O3 -fslp-vectorize-aggressive -O3 1 1 5 36 milepost-codelet-mibench-security-pgp-e-src-mpilib-codelet-3-1 default 70 4 LENOVO ThinkPad X240 (20ALCTO1WW) Windows 10
S3 b914002535699544 1.18 0.99 -O3 -ffinite-math-only -mstackrealign -O3 2 1 19 47 milepost-codelet-mibench-automotive-susan-s-src-susan-codelet-1-1 default 70 4 LENOVO ThinkPad X240 (20ALCTO1WW) Windows 10
S4 eea84cf6ba08094f 1.18 1.19 -O3 -mno-implicit-float -O3 1 1 11 41 milepost-codelet-mibench-consumer-jpeg-c-src-jcdctmgr-codelet-13-1 default 70 4 LENOVO ThinkPad X240 (20ALCTO1WW) Windows 10



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