[llvm-commits] if-conversion using mbpi

Jakub Staszak jstaszak at apple.com
Wed Aug 3 14:05:09 PDT 2011


These are numbers that Andy sent me.

- Kuba
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On Aug 3, 2011, at 1:57 PM, Evan Cheng wrote:

> Looks fine to me. Can you or Andy send me the entire test log? I want to make sure there aren't any hidden regressions.
> 
> Thanks,
> 
> Evan
> 
> On Aug 2, 2011, at 1:23 PM, Jakub Staszak wrote:
> 
>> Hello,
>> 
>> This patch changes If-Conversion algorithm so it uses MachineBranchProbabilityInfo instead of its own heuristics. I (Andy) run SPEC tests on ARM machine and it looks that in a few cases we get 4-5% boost, without any bigger regressions. I had to change a few test however so they don't fail on "make check". Can you look at them at make sure it is fine?
>> 
>> Thanks!
>> - Kuba
>> <ifcvt-mbpi.patch>_______________________________________________
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> 



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