[PATCH] ARM: Form paired load after stack coloring.

Quentin Colombet qcolombet at apple.com
Thu Jun 20 16:45:49 PDT 2013


Here is the link to enhancement for the register allocator.
http://llvm.org/bugs/show_bug.cgi?id=16396

-Quentin

On Jun 20, 2013, at 4:07 PM, Renato Golin <renato.golin at linaro.org> wrote:

> Thanks Quentin!
> 
> Renato
> 
> On 20 Jun 2013 23:55, "Quentin Colombet" <qcolombet at apple.com> wrote:
> Thanks again for your reviews.
> 
> Committed as r184492.
> 
> I will send another mail with the PR number for the register allocation limitation exposed with this patch (as soon as I have filed it).
> 
> Cheers,
> 
> -Quentin
> 
> On Jun 20, 2013, at 3:44 PM, Quentin Colombet <qcolombet at apple.com> wrote:
> 
>> 
>> On Jun 20, 2013, at 3:42 PM, Renato Golin <renato.golin at linaro.org> wrote:
>> 
>>> On 20 June 2013 23:36, Andrew Trick <atrick at apple.com> wrote:
>>> I couldn’t see a problem with Quentin’s patch. Although we may want to add a comment to the effect that ignoring the memoperand’s value means we can’t rely on AliasAnalysis.
>>> 
>>> Would that break/limit any current AA? Or just future possible implementations?
>>> 
>>> I'm fine with the latter, but not so much with the former...
>> From my understanding, the latter as we do not use AA here.
>> 
>> -Quentin
>> 
>>> 
>>> cheers,
>>> --renato
>> 
>> _______________________________________________
>> llvm-commits mailing list
>> llvm-commits at cs.uiuc.edu
>> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20130620/1dd8d1ac/attachment.html>


More information about the llvm-commits mailing list