Re: Shrinking the C core

[Ihor Radchenko]

Emanuel Berg <incal@dataswamp.org> writes:

>> You can generate random number sequence first, excluding it
>> from the benchmark, and then benchmark mapping #'floor on
>> the already generated sequence. Ideally, use the same
>> sequence for both Elisp and SBCL.
>
> You are right, good idea. But maybe it is already known why
> floor is slower in Elisp than SBCL?

The discussion about floor started from Alfred using `floor' as an
example where CL uses system-dependent optimizations and thus being much
faster. E1qVSLD-00079S-Gg@fencepost.gnu.org/">https://yhetil.org/emacs-devel/E1qVSLD-00079S-Gg@fencepost.gnu.org/ 

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