Subject: Re: bug#65491: [PATCH] Improve performance allocating vectors

From: Ihor Radchenko <[email-masked]>
Date: Sat, 26 Aug 2023 07:51:50 +0000

Eli Zaretskii <[email-masked]> 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,
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