Re: Tree-sitter api

[Eli Zaretskii]

> From: Yuan Fu <casouri@gmail.com>
> Date: Sun, 26 Dec 2021 01:50:58 -0800
> Cc: Yoav Marco <yoavm448@gmail.com>,
>  Clément Pit-Claudel <cpitclaudel@gmail.com>,
>  Emacs developers <emacs-devel@gnu.org>,
>  John Yates <john@yates-sheets.org>,
>  Stefan Monnier <monnier@iro.umontreal.ca>,
>  Philipp <p.stephani2@gmail.com>,
>  Stephen Leake <stephen_leake@stephe-leake.org>,
>  Theodor Thornhill <theo@thornhill.no>,
>  ubolonton@gmail.com
> 
> 
> 
> > On Dec 25, 2021, at 2:13 AM, Eli Zaretskii <eliz@gnu.org> wrote:
> > 
> >> From: Yuan Fu <casouri@gmail.com>
> >> Date: Sat, 25 Dec 2021 00:31:26 -0800
> >> Cc: Clément Pit-Claudel <cpitclaudel@gmail.com>,
> >> Eli Zaretskii <eliz@gnu.org>,
> >> Emacs developers <emacs-devel@gnu.org>,
> >> John Yates <john@yates-sheets.org>,
> >> Stefan Monnier <monnier@iro.umontreal.ca>,
> >> Philipp <p.stephani2@gmail.com>,
> >> Stephen Leake <stephen_leake@stephe-leake.org>,
> >> Theodor Thornhill <theo@thornhill.no>,
> >> ubolonton@gmail.com
> >> 
> >> Sounds good, thanks. Eli, is there any profiling primitives in Emacs? How 
> >> do you usually profile Emacs? 
> > 
> > If it's mainly Lisp code, then "M-x profiler-start RET RET" followed
> > by "M-x profiler-report RET”.
> 
> Thanks. I mean C functions.

Emacs can be built with profiling support, see --enable-profiling.
Then you can run gprof on the output of an Emacs session.

Another option is to use perf on GNU/Linux.