From: Andreas Schwab <schwab@linux-m68k.org>
To: "Mattias Engdegård" <mattiase@acm.org>
Cc: emacs-devel <emacs-devel@gnu.org>
Subject: Re: Regexp bytecode disassembler
Date: Fri, 20 Mar 2020 13:58:15 +0100 [thread overview]
Message-ID: <874kuj89p4.fsf@igel.home> (raw)
In-Reply-To: <4201DF24-BCC4-4C08-9857-38207B7C10B4@acm.org> ("Mattias Engdegård"'s message of "Fri, 20 Mar 2020 13:27:35 +0100")
On Mär 20 2020, Mattias Engdegård wrote:
> + (while (< i len)
> + (let* ((opcode (aref bc i))
> + (entry-and-size
> + (pcase opcode
> + (0 (cons 'no-op 1))
> + (1 (cons 'succeed 1))
This loop would create less garbage if you used '(no-op . 1) instead of
(cons 'no-op 1).
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1
"And now for something completely different."
next prev parent reply other threads:[~2020-03-20 12:58 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-20 12:27 Regexp bytecode disassembler Mattias Engdegård
2020-03-20 12:58 ` Andreas Schwab [this message]
2020-03-20 14:34 ` Eli Zaretskii
2020-03-21 16:52 ` Mattias Engdegård
2020-03-21 19:19 ` Eli Zaretskii
2020-03-21 20:16 ` Štěpán Němec
2020-03-21 20:30 ` Eli Zaretskii
2020-03-21 20:40 ` Mattias Engdegård
2020-03-21 20:44 ` Štěpán Němec
2020-03-22 14:12 ` Eli Zaretskii
2020-03-22 14:43 ` Štěpán Němec
2020-03-22 16:55 ` Eli Zaretskii
2020-03-22 17:16 ` Štěpán Němec
2020-03-22 17:30 ` Eli Zaretskii
2020-03-22 18:34 ` Paul Eggert
2020-03-22 18:36 ` Dmitry Gutov
2020-03-21 20:50 ` Dmitry Gutov
2020-03-21 23:58 ` Drew Adams
2020-03-22 0:02 ` Drew Adams
2020-03-21 20:37 ` Mattias Engdegård
2020-03-22 3:28 ` Eli Zaretskii
2020-03-22 9:23 ` Mattias Engdegård
2020-03-22 10:37 ` Eli Zaretskii
2020-03-22 15:24 ` Mattias Engdegård
2020-03-22 17:06 ` Eli Zaretskii
2020-03-22 19:39 ` Mattias Engdegård
2020-03-22 20:12 ` Eli Zaretskii
2020-03-22 20:22 ` Corwin Brust
2020-03-20 15:39 ` Pip Cet
2020-03-21 16:56 ` Mattias Engdegård
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