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Re: Shrinking the C core
From: |
Ihor Radchenko |
Subject: |
Re: Shrinking the C core |
Date: |
Sun, 20 Aug 2023 19:44:20 +0000 |
Eli Zaretskii <eliz@gnu.org> writes:
> 'car' does have a dedicated bytecode op-code, but that op-code simply
> calls XCAR, exactly like Fcar and CAR above do:
Then, I conclude that the example with CL version of `car' is actually
not worse in Elisp:
>> It should be quite obvious why SBCL is faster than the Emacs Lisp VM
>> (or even native). Just look at this call to (car "foo"), and compare
>> what happens in Emacs.
>>
>> * (disassemble 'foo)
>> ; disassembly for FOO
>> ; Size: 166 bytes. Origin: #x225D873F ; FOO
>> ...
In fact, the SBCL version looks more complex.
--
Ihor Radchenko // yantar92,
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Learn more about Org mode at <https://orgmode.org/>.
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- Re: Shrinking the C core, (continued)
- Re: Shrinking the C core, Alfred M. Szmidt, 2023/08/20
- Re: Shrinking the C core, Ihor Radchenko, 2023/08/20
- Re: Shrinking the C core, Alfred M. Szmidt, 2023/08/20
- Re: Shrinking the C core, Ihor Radchenko, 2023/08/20
- Re: Shrinking the C core, Alfred M. Szmidt, 2023/08/20
- Re: Shrinking the C core, Eli Zaretskii, 2023/08/20
- Re: Shrinking the C core, Alfred M. Szmidt, 2023/08/20
- Re: Shrinking the C core, Eli Zaretskii, 2023/08/20
- Re: Shrinking the C core,
Ihor Radchenko <=
- Re: Shrinking the C core, Alfred M. Szmidt, 2023/08/20
- Re: Shrinking the C core, Eli Zaretskii, 2023/08/20
- Re: Shrinking the C core, Ihor Radchenko, 2023/08/21
- Re: Shrinking the C core, Eli Zaretskii, 2023/08/21
- Re: Shrinking the C core, Ihor Radchenko, 2023/08/21
- Re: Shrinking the C core, Eli Zaretskii, 2023/08/21
- Re: Shrinking the C core, Ihor Radchenko, 2023/08/23
- Re: Shrinking the C core, Emanuel Berg, 2023/08/20
- Re: Shrinking the C core, Alfred M. Szmidt, 2023/08/21
- Re: Shrinking the C core, Ihor Radchenko, 2023/08/21