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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 UIDd7f1a39796415f97
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:d7f1a39796415f97
CompilerGCC 6.0.0
CPUIntel(R) Xeon(R) CPU X5570 @ 2.93GHz
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 5b4bf785f0e7833a 3.73 0.38 -O3 -fno-if-conversion2 -flto -fno-tree-fre -O3 5 1 71 105 milepost-codelet-mibench-consumer-jpeg-c-src-jchuff-codelet-9-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S2 e04e3da8510d5cf2 2.22 0.84 -O3 -fno-tree-loop-vectorize -funroll-loops -O3 1 0 58 94 milepost-codelet-mibench-automotive-basicmath-isqrt-codelet-1-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S3 2345744b0a2725f1 2.22 0.84 -O3 -fno-tree-loop-vectorize -funroll-loops -finline-limit=0 -O3 2 1 65 100 milepost-codelet-mibench-automotive-basicmath-isqrt-codelet-1-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S4 bda7a1334c4fb94b 2.22 0.84 -O3 -fno-tree-loop-optimize -funroll-all-loops -O3 3 3 81 111 milepost-codelet-mibench-automotive-basicmath-isqrt-codelet-1-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S5 9ad978beaf1eedf0 2.17 0.99 -O3 -fno-predictive-commoning -fno-tree-loop-vectorize -O3 1 1 45 82 milepost-codelet-mibench-consumer-jpeg-c-src-jchuff-codelet-9-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S6 434dd383f1fe075d 2.11 0.48 -O3 -flto -O3 4 2 73 106 milepost-codelet-mibench-automotive-qsort1-src-qsort-codelet-1-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S7 f27dc0eb28c44ce0 1.54 0.85 -O3 -fprefetch-loop-arrays -funsafe-math-optimizations -O3 2 2 27 67 milepost-codelet-mibench-consumer-lame-src-quantize-pvt-codelet-6-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S8 48620ace70c468d5 1.46 1.00 -O3 -fno-tree-pre -fno-tree-vrp -O3 2 1 57 93 milepost-codelet-mibench-consumer-tiffmedian-src-tiffmedian-codelet-5-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S9 499da555a64549b4 1.46 0.81 -O3 --param max-completely-peel-times=24 -O3 1 1 77 109 milepost-codelet-mibench-consumer-mad-src-layer3-codelet-5-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S10 7af3987dc74ebda6 1.41 0.98 -O3 -ftracer -O3 1 1 39 78 milepost-codelet-mibench-consumer-tiffmedian-src-tiffmedian-codelet-4-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S11 724dada2f3b82ce4 1.36 0.72 -O3 -funroll-all-loops -O3 2 2 79 110 milepost-codelet-mibench-consumer-tiff2rgba-src-tif-predict-codelet-4-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S12 4b4daef8c6667687 1.24 0.83 -O3 -fno-rename-registers -fno-tree-ch -funroll-loops -O3 2 4 42 80 milepost-codelet-mibench-telecomm-fft-fftmisc-codelet-5-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2
S13 bb59b018834509b1 1.15 1 -O3 -frename-registers -O3 1 1 9 49 milepost-codelet-mibench-consumer-lame-src-quantize-codelet-7-1 default 2933, 2933, 2933, 2933, 2933, 2933, 2933, 2933 8 Sun Microsystems REV 50 (SUN FIRE X2270) Debian 8.2



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