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From: Stefan Monnier <monnier@IRO.UMontreal.CA>
To: Hi-Angel <hiangel999@gmail.com>
Cc: help-gnu-emacs@gnu.org
Subject: Re: Lexical binding doesn't seem to be faster?
Date: Sun, 10 Mar 2019 14:07:59 -0400	[thread overview]
Message-ID: <jwv1s3epps6.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <CAHGDjgDDBQMrZgxpvGfURHos=0tYqKOoKR5xzGhJ=3JmUVUj7g@mail.gmail.com> (Hi-Angel's message of "Sun, 10 Mar 2019 18:16:04 +0300")

> Thanks, so, I did that, and without disabling GC results look quite odd.
>
> For "lexical-binding: t" it is:
>
>     - ...                                        2 100%
>      - list                                      1  50%
>       - -                                        1  50%
>        - let                                     1  50%
>         - let                                    1  50%
>          - while                                 1  50%
>           - funcall                              1  50%
>            - #<compiled 0x15833de3b0c9>          1  50%
>             - c-font-lock-fontify-region         1  50%
>              - c-before-context-fl-expand-region 1  50%
>               - mapc                             1  50%
>                - #<compiled 0x15833db80701>      1  50%
>                 - c-context-expand-fl-region     1  50%
>                  - c-fl-decl-end                 1  50%
>                   - c-literal-start              1  50%
>                    - c-state-semi-pp-to-literal  1  50%
>                       c-parse-ps-state-below     1  50%
>        Automatic GC                              1  50%

The code didn't run long enough to get any meaningful profile:
profiler-start is sampling-based (and apparently in the above we only
got 2 samples) so make sure the code runs for several seconds (the more
the merrier).


        Stefan



  parent reply	other threads:[~2019-03-10 18:07 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-06 23:36 Lexical binding doesn't seem to be faster? Hi-Angel
2019-03-08  5:39 ` Stefan Monnier
2019-03-08  8:30   ` tomas
2019-03-08 13:53     ` Stefan Monnier
2019-03-09  8:21       ` tomas
2019-03-08 13:33   ` Hi-Angel
2019-03-09 15:06     ` Stefan Monnier
2019-03-10 15:16       ` Hi-Angel
2019-03-10 16:14         ` Hi-Angel
2019-03-10 18:07         ` Stefan Monnier [this message]
2019-03-10 18:47           ` Hi-Angel
2019-03-10 18:59             ` Stefan Monnier
2019-03-10 19:53               ` Hi-Angel
2019-03-10 20:48                 ` Stefan Monnier
2019-03-10 21:22                   ` Hi-Angel
2019-03-11 19:16                     ` Hi-Angel
2019-03-11 19:26                       ` Stefan Monnier

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