[llvm] r205965 - Reapply "SLPVectorizer: Ignore users that are insertelements we can reschedule them"

Fri May 2 00:56:53 PDT 2014

On 02/05/2014 09:49, Chandler Carruth wrote:
> On Fri, May 2, 2014 at 12:06 AM, Tobias Grosser <tobias at grosser.es> wrote:
>
>> I just wanted to note that this patch shows nice performance improvements
>> on my tester:
>>
>> http://llvm.org/perf/db_default/v4/nts/graph?plot.0=
>> 34.446.3&highlight_run=25242
>>
>> Each time we revert the patch, we go back to 11s execution time from 2s
>> with the patch.
>>
>
> Wow, very nice. Which benchmark is that?

A unit test:

SingleSource/UnitTests/Vector/constpool

Cheers,
Tobias