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Distinct solutions after online classification (auto/crowd-tune GCC compiler flags (minimize execution time))
Scenario UID
8289e0cf24346aa7 (experiment.tune.compiler.flags.gcc.e)
Data UID
5e81cccf744e58b9
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 8289e0cf24346aa7:5e81cccf744e58b9
Compiler
GCC 4.9
CPU
----
Objective
min
Improvement key IK1
Main kernel execution time speedup [min]
Improvement key IK2
Code 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
b05a460cb8244b37
1.64
1.00
-O3 -fno-cx-fortran-rules -fdata-sections -fhoist-adjacent-loads -fno-ipa-pta -fno-branch-count-reg -fno-function-cse -fno-partial-inlining -fno-peel-loops -fno-prefetch-loop-arrays -fno-reschedule-modulo-scheduled-loops -fno-shrink-wrap -fno-tree-loop-ivcanon -ftree-pta -ftree-reassoc -ftree-slsr -ftree-sra -fvariable-expansion-in-unroller --param max-modulo-backtrack-attempts=73 --param large-stack-frame-growth=1628 --param gcse-cost-distance-ratio=16 --param sms-dfa-history=0 --param unlikely-bb-count-fraction=6996 --param align-loop-iterations=3 --param max-predicted-iterations=87 --param scev-max-expr-size=167 --param scev-max-expr-complexity=13 --param omega-max-vars=18 --param max-dse-active-local-stores=1454 --param cxx-max-namespaces-for-diagnostic-help=550
-O3
1
0
2
1
milepost-codelet-mibench-automotive-bitcount-src-bitcnt-1-codelet-2-1
default
1
LGE NEXUS 5X
Android 6.0.1
S2
4e719f826a77ab3b
1.57
1.00
-O3 -fbranch-probabilities -fno-dse -fforward-propagate -fno-if-conversion2 -fno-ipa-cp-clone -fmerge-constants -fno-modulo-sched-allow-regmoves -fpeel-loops -fno-sched-spec-insn-heuristic -fno-thread-jumps -ftree-bit-ccp -fno-tree-dominator-opts -fno-tree-phiprop -ftree-vectorize -falign-labels=0 -fexcess-precision=fast -finline-limit=0 --param max-variable-expansions-in-unroller=0 --param gcse-after-reload-partial-fraction=1 --param max-once-peeled-insns=692 --param hot-bb-frequency-fraction=132 --param min-crossjump-insns=4 --param omega-max-geqs=42 --param max-sched-region-insns=87 --param loop-max-datarefs-for-datadeps=1897 --param asan-memintrin=0
-O3
1
0
2
1
milepost-codelet-mibench-consumer-tiffmedian-src-tiffmedian-codelet-3-1
default
1
LGE NEXUS 5X
Android 6.0.1
S3
d8d09bdf4bf667ca
1.13
1.00
-O3 -fno-branch-target-load-optimize -fdata-sections -fno-delayed-branch -fearly-inlining -fno-expensive-optimizations -finline-functions-called-once -fipa-cp -fipa-pure-const -fno-ira-share-save-slots -fno-isolate-erroneous-paths-dereference -floop-parallelize-all -fmath-errno -fno-signed-zeros -fno-rounding-math -fno-sched2-use-superblocks -fsched-critical-path-heuristic -fno-schedule-insns2 -fno-sel-sched-pipelining-outer-loops -fno-tree-dce -fno-tree-dominator-opts -fno-tree-loop-linear -ftree-vectorize --param max-peel-times=5 --param max-peel-branches=42 --param max-completely-peel-loop-nest-depth=12 --param max-iterations-to-track=1040 --param align-threshold=136 --param tracer-min-branch-probability-feedback=53 --param max-sched-region-insns=37 --param max-pipeline-region-insns=365 --param max-sched-extend-regions-iters=0 --param selsched-insns-to-rename=0 --param l1-cache-size=65 --param sccvn-max-alias-queries-per-access=1724 --param lra-max-considered-reload-pseudos=464 --param loop-max-datarefs-for-datadeps=307 --param max-vartrack-reverse-op-size=23 --param ipa-sra-ptr-growth-factor=4 --param asan-globals=0
-O3
1
0
2
1
milepost-codelet-mibench-automotive-susan-s-src-susan-codelet-1-1
default
1
LGE NEXUS 5X
Android 6.0.1
S4
699c557e4041159a
1.10
1.00
-O3 -fno-check-data-deps -fcprop-registers -fexpensive-optimizations -fno-float-store -fno-function-sections -fgcse -fmerge-constants -fno-modulo-sched -fno-peephole2 -fsched-interblock -fsched-spec -ftrapping-math -fzero-initialized-in-bss -fno-rename-registers -fno-sched-spec-load -fsched-group-heuristic -fsection-anchors -fno-tree-bit-ccp -ftree-copy-prop -ftree-loop-optimize -fweb -fno-whole-program -ffp-contract=fast -fira-algorithm=priority -fsched-stalled-insns=0 --param max-inline-recursive-depth=11 --param large-function-growth=179 --param max-hoist-depth=0 --param max-peel-times=28 --param max-once-peeled-insns=569 --param hot-bb-count-ws-permille=829 --param min-crossjump-insns=10 --param vect-max-version-for-alignment-checks=7 --param max-dse-active-local-stores=4181 --param simultaneous-prefetches=0 --param graphite-max-nb-scop-params=12 --param prefetch-min-insn-to-mem-ratio=1 --param cxx-max-namespaces-for-diagnostic-help=651
-O3
1
0
2
1
milepost-codelet-mibench-security-pgp-d-src-mpilib-codelet-1-1
default
1
LGE NEXUS 5X
Android 6.0.1
S5
2b913f6ee24d0945
1.10
1.00
-O3 -fcprop-registers -fgcse-las -fno-hoist-adjacent-loads -fif-conversion2 -findirect-inlining -fno-zero-initialized-in-bss -fno-omit-frame-pointer -fsched-spec-load -fno-sched-dep-count-heuristic -fsection-anchors -ftree-ccp -fno-tree-copyrename -ftree-dse -ftree-fre -fno-tree-loop-if-convert -falign-functions=0 -fira-algorithm=CB --param max-delay-slot-live-search=343 --param max-hoist-depth=50 --param max-peel-times=30 --param hot-bb-count-ws-permille=757 --param builtin-expect-probability=36 --param lim-expensive=20 --param omega-hash-table-size=266 --param vect-max-version-for-alignment-checks=12 --param max-sched-extend-regions-iters=0 --param sched-spec-prob-cutoff=55 --param ssp-buffer-size=7 --param ipa-max-agg-items=2 --param allow-packed-load-data-races=0 --param tree-reassoc-width=0
-O3
1
0
2
1
milepost-codelet-mibench-consumer-tiff2rgba-src-tif-predict-codelet-4-1
default
1
LGE NEXUS 5X
Android 6.0.1
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