Re: [COMMITTERS] pgsql: Use Intel SSE 4.2 CRC instructions where available.

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От Heikki Linnakangas
Тема Re: [COMMITTERS] pgsql: Use Intel SSE 4.2 CRC instructions where available.
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Msg-id 552D56EE.1020100@iki.fi
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Ответ на Re: [COMMITTERS] pgsql: Use Intel SSE 4.2 CRC instructions where available.  (Simon Riggs <simon@2ndQuadrant.com>)
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On 04/14/2015 07:01 PM, Simon Riggs wrote:
> On 14 April 2015 at 11:34, Heikki Linnakangas <hlinnaka@iki.fi> wrote:
>
>> Or we can punt and always build the version with
>> the runtime check, unless overridden manually at configure command line.
>
> That seems safer as the default, which is what the original patch did.
>
> We can optimise that for known good builds later if desired.

I committed the __SSE_4_2__ test for now, so we still build the SSE-only 
version if the target allows that. We'll see how that works..

- Heikki




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