GNU bug report logs - #41615
[feature/native-comp] Dump prettier C code.

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From: Andrea Corallo <akrl <at> sdf.org>
To: Nicolas Bértolo <nicolasbertolo <at> gmail.com>
Cc: 41615 <at> debbugs.gnu.org
Subject: bug#41615: [feature/native-comp] Dump prettier C code.
Date: Sun, 31 May 2020 18:11:03 +0000

Nicolas Bértolo <nicolasbertolo <at> gmail.com> writes:

>> I believe bzero is unnecessary given these are static allocated.
>
> Ok with me.
>
>> For memcpy we can just use the standard library implementation given
>>  elns are linked to it.  The other advantage is that doing this way (here
>> at least) memcpy is not inlined also at speed 3, so we don't trap in the
>> optimizer issue!
>
> This is good!
>
>> All summed is even a little faster than the stock patch and closer to
>> the one with the specific GCC blob support.
>
> Good.
>
>> Let me know if you like the attached and if does the job for you too.
>
> I like it. I see calls to memcpy even with -O3, which is great.
>
> Nico

Great, I've measured the startup time here on GNU/Linux 64 bit and is
slower by few milliseconds in average therefore totally acceptable.

The whole compilation is something like 5x faster here.

I've pushed it as 3efb2808d4

Thanks

  Andrea

-- 
akrl <at> sdf.org

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