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From: skaller <skaller@users.sourceforge.net>
To: Zheng Li <li@pps.jussieu.fr>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] Re: [ANN] coThreads 0.10
Date: Tue, 18 Sep 2007 09:26:40 +1000	[thread overview]
Message-ID: <1190071600.22073.7.camel@rosella.wigram> (raw)
In-Reply-To: <873axc7wan.fsf@pps.jussieu.fr>

On Tue, 2007-09-18 at 00:37 +0200, Zheng Li wrote:

> For immutable value, it's not different from the traditional threads, at least
> from the library users' point of view: if a variable is already inside the
> scope of a threads (i.e. it's global and created before launching the thread),
> there is no necessity to message passing it; if not, you should anyway do it
> explicitly even with the traditional threads.

Yes, however such a value can't be shared by parallel control paths
(in ocaml) because the collector won't allow it. Of course
you can *copy* it eg with fork() and run separate collectors.
Then the functional value is the same, but the object identity
(machine address) may differ.

BTW: an interesting application would be to adapt GLR parser
to actually use multi-core CPU to speed up parsing by spawning
alternate parses as parallel control streams.

-- 
John Skaller <skaller at users dot sf dot net>
Felix, successor to C++: http://felix.sf.net


  reply	other threads:[~2007-09-17 23:26 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-17 16:31 Zheng Li
2007-09-17 16:48 ` Zheng Li
2007-09-17 17:39   ` [Caml-list] " skaller
2007-09-17 17:51     ` Zheng Li
2007-09-17 21:33       ` [Caml-list] " skaller
2007-09-17 22:37         ` Zheng Li
2007-09-17 23:26           ` skaller [this message]
2007-09-18  0:16             ` Zheng Li
2007-09-18  0:53   ` [Caml-list] " Erik de Castro Lopo
2007-09-18  1:25     ` Erik de Castro Lopo
2007-09-18  4:29     ` skaller
2007-09-19 10:11   ` Erik de Castro Lopo
2007-09-19 10:58     ` Can coThreads be used for message passing architecture? Jan Kybic
2007-09-19 11:13       ` [Caml-list] " Erik de Castro Lopo
2007-09-19 12:59         ` Zheng Li
2007-09-20  4:16         ` [Caml-list] " Jon Harrop
2007-09-20  6:11           ` Erik de Castro Lopo
2007-09-20  9:06             ` Zheng Li
2007-09-20  8:49           ` Zheng Li
2007-09-19 19:13   ` [Caml-list] Re: [ANN] coThreads 0.10 Vu Ngoc San
2007-09-19 20:10     ` Zheng Li
2007-09-20  0:50       ` [Caml-list] " skaller
2007-09-20  4:29         ` Erik de Castro Lopo
2007-09-20  7:11           ` skaller
2007-09-20  7:52             ` Erik de Castro Lopo
2007-09-20  8:37               ` Zheng Li
2007-09-20 10:43                 ` [Caml-list] " skaller
2007-09-20 10:44                   ` Matthew Hannigan
2007-09-20 15:02                     ` skaller
2007-09-20 15:07                       ` Christophe Raffalli
2007-09-20 15:51                         ` skaller
2007-09-20 16:26                       ` Florian Weimer
2007-09-20 17:37                         ` Vincent Aravantinos
2007-09-21 16:33                       ` readline license (was: [ANN] coThreads 0.10) Xavier Leroy
2007-09-21 17:11                         ` [Caml-list] " Matthew William Cox
2007-09-21 18:05                         ` skaller
2007-09-21 21:51                           ` [Caml-list] Re: readline license Markus E L
2007-09-21 22:16                             ` Daniel Bünzli
2007-09-22  0:49                           ` [Caml-list] Re: readline license (was: [ANN] coThreads 0.10) Matthew Hannigan
2007-09-20 11:39                   ` [Caml-list] Re: [ANN] coThreads 0.10 Florian Weimer
2007-09-20 15:46                     ` skaller
2007-09-20 18:14                       ` Ken Rose
2007-09-20  8:31           ` Zheng Li
2007-09-20  8:18         ` Zheng Li
2007-09-18  2:10 ` [Caml-list] " Erik de Castro Lopo
2007-09-18  5:59   ` skaller
2007-09-18  6:23     ` Erik de Castro Lopo
2007-09-18  9:01       ` Zheng Li
2007-09-18 13:40         ` Zheng Li
2007-09-18 23:53           ` [Caml-list] " Erik de Castro Lopo
2007-09-18  9:09       ` [Caml-list] " skaller
2007-09-18 13:03       ` Markus E L

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