Subject: bug#38807: [Feature request]: Support lisp workers like web workers.

From: HaiJun Zhang <[email-masked]>
Date: Sat, 4 Jan 2020 13:47:32 +0800

在 2020年1月3日 +0800 PM2:06，Eli Zaretskii <[email-masked]>，写道：
> How would that help? Until 3 is done, the user doesn't see the
> display updated. And if you think 3 doesn't touch any Lisp, then
> thats not true, just see how many times you find "Lisp_Object" in,
> say, xterm.c.
>
OK. This branch of the discussion is for @arthur miller.

If 3 can’t be done in separate thread, then we can keep them all as the “UI thread". And let it do as less work as possible by splitting some of work to background workers. Then better user responsiveness is possible.