GNU bug report logs - #65491
[PATCH] Improve performance allocating vectors

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Message #20 received at 65491 <at> debbugs.gnu.org (full text, mbox):

From: Ihor Radchenko <yantar92 <at> posteo.net>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 65491 <at> debbugs.gnu.org, monnier <at> iro.umontreal.ca
Subject: Re: bug#65491: [PATCH] Improve performance allocating vectors
Date: Sat, 26 Aug 2023 07:51:50 +0000

Eli Zaretskii <eliz <at> gnu.org> writes:

>> If you know any useful code that makes heavy use of vector allocation, I
>> can also benchmark it.
>
> Look in the area of encoding/decoding and automatic compositions --
> these tend to use vectors quite a lot.  For example, rendering text
> that uses a script where most of characters are composed, such as
> Arabic or Hangul (Korean) should allocate vectors.  Note that this is
> the case where we call Lisp from C display code.

Do you mean something like scrolling performance when scrolling a large
Arabic/Korean text file?

-- 
Ihor Radchenko // yantar92,
Org mode contributor,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>

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