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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 UID7884eda812ac3739
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 2aaed4c520956635:7884eda812ac3739
CompilerLLVM 6.0.0
CPUIntel(R) Xeon(R) CPU E5-2650 v3 @ 2.30GHz
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 55105f5a14fa68cf 1.60 1.14 -O3 -ffast-math -fno-unroll-loops -mstackrealign -O3 2 3 99 151 milepost-codelet-mibench-automotive-basicmath-cubic-codelet-3-1 default 2615.082, 2644.011, 2741.042, 2652.457, 2797.734, 2862.511, 2862.242, 2673.66, 2624.425, 2628.019, 2601.964, 2601.695, 2933.578, 2897.91, 2891.89, 2605.468, 2663.507, 2617.417, 2600.078, 2599.898 20 Hewlett-Packard (HP Z640 Workstation) Ubuntu 16.04.5 LTS
S2 79f3d04bfba1e12c 1.59 1.15 -O3 -ffast-math -O3 1 1 105 155 milepost-codelet-mibench-automotive-basicmath-cubic-codelet-3-1 default 2600.167, 2606.726, 2601.425, 2618.046, 2615.531, 2883.625, 2935.734, 2678.152, 2922.527, 2605.468, 2601.246, 2604.75, 2946.605, 2987.214, 2934.207, 2773.656, 2855.503, 2708.519, 2601.066, 2600.167 20 Hewlett-Packard (HP Z640 Workstation) Ubuntu 16.04.5 LTS
S3 33cbbd2a4f4ee295 1.17 0.99 -O3 -mstackrealign -O3 1 2 119 168 milepost-codelet-mibench-automotive-susan-s-src-susan-codelet-1-1 default 2603.941, 2720.199, 2603.761, 2810.312, 2868.171, 2937.98, 2760, 2838.703, 2842.746, 2601.335, 2625.953, 2600.976, 2973.828, 2903.21, 2946.785, 2953.882, 2747.781, 2670.425, 2621.82, 2600.347 20 Hewlett-Packard (HP Z640 Workstation) Ubuntu 16.04.5 LTS
S4 f232cce397304774 1.15 1.12 -O3 -fno-unroll-loops -O3 1 5 62 116 milepost-codelet-mibench-consumer-lame-src-newmdct-codelet-3-1 default 2599.988, 2600.167, 2602.414, 2610.949, 2748.14, 2927.109, 2921.898, 2902.492, 2814.175, 2601.515, 2601.605, 2601.875, 2976.882, 2697.199, 2904.289, 2600.257, 2855.054, 2612.566, 2600.437, 2600.617 20 Hewlett-Packard (HP Z640 Workstation) Ubuntu 16.04.5 LTS
S5 93beeb9829a34aa8 1.14 1.15 -O3 -fno-inline -ftree-vectorize -mno-implicit-float -O3 2 1 100 151 cbench-consumer-jpeg-c encode image-ppm-dnn-cropped-panda cropped_panda.ppm 2613.105, 2599.898, 2601.695, 2825.765, 2739.875, 2861.703, 2799.351, 2918.394, 2781.023, 2601.425, 2601.875, 2600.617, 2851.281, 2857.929, 2826.933, 2646.078, 2740.324, 2600.796, 2599.988, 2599.808 20 Hewlett-Packard (HP Z640 Workstation) Ubuntu 16.04.5 LTS
S6 9440714b0a8b9241 1.10 0.99 -O3 -mrelax-all -O3 1 2 123 171 milepost-codelet-mibench-consumer-jpeg-c-src-jcdctmgr-codelet-13-1 default 2685.07, 2600.527, 2602.503, 2179.878, 2546.621, 2930.523, 2837.355, 2923.156, 2881.289, 2601.335, 2601.515, 2601.246, 2986.136, 2629.906, 2858.019, 2600.257, 2667.281, 2600.167, 2600.167, 2600.347 20 Hewlett-Packard (HP Z640 Workstation) Ubuntu 16.04.5 LTS



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