[llvm-dev] Enable vectorizer-maximize-bandwidth by default?

Flamedoge via llvm-dev llvm-dev at lists.llvm.org
Tue May 30 01:14:17 PDT 2017


Thank you for running these.

May I suggest testing on AVX2 capable hardware? That would be Intel
Haswell, AMD Carrizo and up.
I'm not sure what "vectorizer-maximize-bandwidth" implies, but doubling the
vector lanes may help light up parallel regions.

Kevin

On Tue, May 30, 2017 at 12:58 AM, Chandler Carruth via llvm-dev <
llvm-dev at lists.llvm.org> wrote:

> On Fri, May 19, 2017 at 4:01 PM Adam Nemet via llvm-dev <
> llvm-dev at lists.llvm.org> wrote:
>
>> I will run it on Cyclone/AArch64 next week.
>>
>
> FYI, we're still waiting on these Adam...
>
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