GNU bug report logs - #69480
Emacs Lisp needs, for its great 'native-compile', 'declare' and 'the' for fixnums and arrays.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Stephen Berman <stephen.berman <at> gmx.net>
Cc: robertstephenboyer <at> gmail.com, 69480 <at> debbugs.gnu.org, acorallo <at> gnu.org
Subject: bug#69480: Emacs Lisp needs, for its great 'native-compile', 'declare' and 'the' for fixnums and arrays.
Date: Fri, 01 Mar 2024 18:34:30 +0200

> From: Stephen Berman <stephen.berman <at> gmx.net>
> Cc: acorallo <at> gnu.org,  robertstephenboyer <at> gmail.com,  69480 <at> debbugs.gnu.org
> Date: Fri, 01 Mar 2024 14:53:18 +0100
> 
> On Fri, 01 Mar 2024 15:41:24 +0200 Eli Zaretskii <eliz <at> gnu.org> wrote:
> 
> >> That says almost all memory and CPU are consumed by `build-sieve':
> >
> > This is skewed, use cpu profiling instead of "memory" profiling.
> 
> Ah, ok.
> 
> >> But I don't see how that bears on the difference between native and byte
> >> compilation in my timings versus yours and Andrea's.
> >
> > My suggestion was to compare profiles in the byte-compiled and
> > native-compiled cases.
> >
> > Btw, are you running both cases in the same session?  If so, don't:
> > restart Emacs and run the other case instead.
> 
> Ok, I've now done that.  Here's the report for the run with native
> compilation:
> 
>        12599  95% - command-execute
>        12487  95%  - funcall-interactively
>        12486  95%   - eval-expression
>        12485  95%    - #<compiled -0x5db3e1955cb81d1>
>        12485  95%     - #<compiled -0x8a5cf032951a0fe>
>        12480  95%      - eval
>        12480  95%       - progn
>        12367  94%        - benchmark-call
>        12367  94%         - #<lambda 0x8c97b8cb7bd82>
>        12367  94%            build-sieve
>          113   0%        - emacs-lisp-native-compile-and-load
>          113   0%         - emacs-lisp-native-compile
>          113   0%          - native-compile
>           79   0%           - comp--native-compile
>           37   0%            - comp--fwprop

Why are subroutines of native-compilation in the profile?

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