[PATCH] D19821: [EarlyCSE] Use MemorySSA if available.

[Daniel Berlin via llvm-commits]

This looks super noisy even at 5 runs :)


On Wed, Jun 15, 2016 at 12:35 PM, Geoff Berry <gberry at codeaurora.org> wrote:

> gberry added a comment.
>
> Here are the worst llvm test-suite compile time regressions.  I've
> filtered out the very small test cases.  The data shown are the percent
> diffs of compile times from 5 different runs with and without the above
> change.
>
> llvm-test-suite/SingleSource/Benchmarks/Misc/ffbench:normal
>                               PASS      +1.079%, +2.837%, +17.951%,
> +21.615%, +33.206%
> llvm-test-suite/SingleSource/Benchmarks/Shootout-C++/shootout-cxx-moments:normal
>                        PASS      +1.148%, +9.801%, +14.607%, +15.686%,
> +19.707%
> llvm-test-suite/MultiSource/Applications/spiff/spiff:normal
>                               PASS      -0.773%, +2.938%, +13.511%,
> +16.846%, +21.552%
> llvm-test-suite/SingleSource/Benchmarks/Shootout-C++/shootout-cxx-nestedloop:normal
>                     PASS      -1.623%, +1.635%, +12.996%, +13.561%, +14.354%
> llvm-test-suite/MultiSource/Benchmarks/Prolangs-C++/garage/garage:normal
>                                PASS      +1.092%, +8.865%, +12.830%,
> +14.206%, +15.722%
> llvm-test-suite/MultiSource/Benchmarks/TSVC/IndirectAddressing-dbl/IndirectAddressing-dbl:normal
>        PASS      +4.676%, +5.196%, +10.725%, +12.248%, +12.967%
> llvm-test-suite/MultiSource/Benchmarks/MallocBench/espresso/espresso:normal
>                             PASS      -2.227%, +4.387%, +9.187%, +11.195%,
> +13.738%
> llvm-test-suite/MultiSource/Benchmarks/BitBench/uuencode/uuencode:normal
>                                PASS      -0.223%, +3.068%, +7.235%,
> +9.723%, +18.255%
> llvm-test-suite/SingleSource/Benchmarks/Misc-C++/stepanov_container:normal
>                              PASS      +1.185%, +2.054%, +4.369%, +8.627%,
> +11.474%
> llvm-test-suite/MultiSource/Benchmarks/Prolangs-C++/family/family:normal
>                                PASS      +1.386%, +1.767%, +4.300%,
> +10.017%, +19.309%
> llvm-test-suite/MultiSource/Benchmarks/mediabench/adpcm/rawcaudio/rawcaudio:normal
>                      PASS      +1.995%, +2.907%, +3.697%, +12.124%, +12.976%
> llvm-test-suite/SingleSource/Benchmarks/Dhrystone/fldry:normal
>                                PASS      +1.920%, +2.027%, +2.843%,
> +14.746%, +14.803%
> llvm-test-suite/MultiSource/Benchmarks/tramp3d-v4/tramp3d-v4:normal
>                               PASS      +1.305%, +1.674%, +2.269%, +2.961%,
> +9.660%
>
>
> http://reviews.llvm.org/D19821
>
>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20160615/e71a9d88/attachment.html>