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Re: [PATCH] Compile AVX libm functions with -mavx -mprefer-avx128
We will check performance on unit tests for each affected function separately.
I guess unit tests are good benchmark here.
--
Liubov Dmitrieva
Intel Corporation
2012/10/4 Carlos O'Donell <carlos@systemhalted.org>:
> On Thu, Oct 4, 2012 at 9:08 AM, Andreas Jaeger <aj@suse.com> wrote:
>>> Here is a patch to compile AVX libm functions with -mavx
>>> -mprefer-avx128.
>>
>> Let's first get some benchmarks for these changes, please,
>
> Agreed, this needs performance numbers and acceptance criteria.
>
> It also needs to get documented here:
> http://sourceware.org/glibc/wiki/benchmarking/results_2_17
>
> Cheers,
> Carlos.