<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">I didn't meant comparing tp_fastcall and your PEP.<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">I just meant we need to compare complexity and benefit (performance),</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">and we need reference implementation for comparing.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div></div><br><div class="gmail_quote"><div dir="ltr">On Mon, Jun 18, 2018 at 3:03 PM Jeroen Demeyer <<a href="mailto:J.Demeyer@ugent.be">J.Demeyer@ugent.be</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On 2018-06-18 03:34, INADA Naoki wrote:<br>
> Victor had tried to add `tp_fastcall` slot, but he suspended his effort<br>
> because<br>
> it's benefit is not enough for it's complexity.<br>
> <a href="https://bugs.python.org/issue29259" rel="noreferrer" target="_blank">https://bugs.python.org/issue29259</a><br>
<br>
I has a quick look at that patch and it's really orthogonal to what I'm <br>
proposing. I'm proposing to use the slot *instead* of existing fastcall <br>
optimizations. Victor's patch was about adding fastcall support to <br>
classes that didn't support it before.<br>
<br>
<br>
Jeroen.<br>
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</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">INADA Naoki  <<a href="mailto:songofacandy@gmail.com" target="_blank">songofacandy@gmail.com</a>></div>