[llvm-commits] if-conversion using mbpi

Evan Cheng evan.cheng at apple.com
Wed Aug 3 15:16:12 PDT 2011


Please go ahead and commit the patch.

Evan

On Aug 3, 2011, at 2:05 PM, Jakub Staszak wrote:

> These are numbers that Andy sent me.
> 
> - Kuba
> <r136633-kuba-k95.numbers>
> 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>_______________________________________________
>>> llvm-commits mailing list
>>> llvm-commits at cs.uiuc.edu
>>> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
>> 
> 




More information about the llvm-commits mailing list