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From: "Arthur A. Gleckler" <srfi@speechcode.com>
To: Shiro Kawai <shiro.kawai@gmail.com>
Cc: Mark H Weaver <mhw@netris.org>, John Cowan <cowan@ccil.org>,
	guile-devel@gnu.org, srfi <srfi-121@srfi.schemers.org>
Subject: Re: [PATCH] add SRFI: srfi-121; generators
Date: Fri, 22 Jan 2021 18:18:28 -0800	[thread overview]
Message-ID: <CALnw4LLSY6dmfhXY2dGarD6_00o8eP4vxeTvRvebP5bnvWqntg@mail.gmail.com> (raw)
In-Reply-To: <CALN0JNHiQVNV8Xw=XW5LWnWxAMyH+yDNdUFAEaZKC3wkXsoiTQ@mail.gmail.com>

[-- Attachment #1: Type: text/plain, Size: 996 bytes --]

On Fri, Jan 22, 2021 at 6:15 PM Shiro Kawai <shiro.kawai@gmail.com> wrote:

> Hi Mark,
> I agree that the whole point of generators is performance.  When combined
> with lazy sequences (srfi-127), it covers many typical use cases of streams
> much more efficiently.
> I've written Gauche version with performance in mind, but it depends on a
> few non-standard features and can not be used as-is.  Besides, if we do go
> for performance, we need benchmark suites as well.  I'm interested in
> adopting Gauche version as the reference implementation but don't know when
> I have time.  If you have some code to improve the current reference
> implementation and can merge it to the repo, we can proceed gradually, I
> guess.
>

It's not a bad idea for the sample implementation to be as clear as
possible at the expense of performance.  But it certainly wouldn't hurt to
have a supplemental document making recommendations about possible
performance improvements, or even a second implementation.

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  reply	other threads:[~2021-01-23  2:18 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-21 18:39 [PATCH] add SRFI: srfi-121; generators John Cowan
2021-01-23  0:58 ` Mark H Weaver
2021-01-23  2:14   ` Shiro Kawai
2021-01-23  2:18     ` Arthur A. Gleckler [this message]
2021-01-23  6:37       ` Mark H Weaver
2021-01-26  3:29         ` John Cowan
2021-01-26  6:48           ` Linus Björnstam
2021-01-26  6:49             ` Linus Björnstam
2021-01-26  7:14             ` Marc Nieper-Wißkirchen
2021-01-26 11:54               ` Linus Björnstam
2021-04-08 15:53                 ` Arthur A. Gleckler
2021-04-11  6:52                   ` Linus Björnstam
2021-04-11 16:17                     ` Arthur A. Gleckler
     [not found] <mailman.61.1596470427.10776.guile-devel@gnu.org>
2020-08-03 19:41 ` Marc Nieper-Wißkirchen
2020-08-04 12:48   ` Marc Nieper-Wißkirchen
2020-08-04 15:24   ` John Cowan
2020-08-04 15:58     ` Marc Nieper-Wißkirchen
2020-08-04 17:24       ` Dr. Arne Babenhauserheide
  -- strict thread matches above, loose matches on Subject: below --
2020-08-01  3:42 John Cowan
2020-08-02 22:39 ` Mark H Weaver
2019-07-01  0:09 nly
2019-07-01  5:06 ` Mark H Weaver
2019-07-01  6:00   ` Mark H Weaver
2019-07-01  6:21     ` Amar Singh

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