From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-vc0-x22e.google.com (mail-vc0-x22e.google.com [IPv6:2607:f8b0:400c:c03::22e]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 9CDEC21F38E; Tue, 9 Dec 2014 22:13:07 -0800 (PST) Received: by mail-vc0-f174.google.com with SMTP id id10so1045105vcb.5 for ; Tue, 09 Dec 2014 22:13:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=BQRJNflCDITtCu/1Q6eldDZoL99tMokJLrvDMS66/U0=; b=S1oIYgqpUrLOLcUHQTm2G1RiPbI+NABCYdRY2lxX6J4IeyzypAtPO5BNpSy3DsFzO8 WIBkL5JiVlbCgSj1HJNKgrMve7E4nDTwRhP1LeTp7c9nYh2G+cxRKtdZAtwo7MEJj3b0 0r3/Qx06zzOy92LXdWxSv3qCDedoJRMkRKGbR6RvigxTY2ecYOX2iGcwsC8mm0tu8VIN kl0x+yqKo+uDsoDD6aOBuUTVnOKCVMzjayv9HT8zaMw7NKtRFn/3LQDwhUGK6IXLFQ/+ ZwRqsModePcFJYZB94igurXeJLQZznGFvD4X5UV9+9p83W4BvGU7p+7eTNoBnAJlGwCa 7BnA== MIME-Version: 1.0 X-Received: by 10.52.243.41 with SMTP id wv9mr1638936vdc.20.1418191986008; Tue, 09 Dec 2014 22:13:06 -0800 (PST) Received: by 10.52.178.134 with HTTP; Tue, 9 Dec 2014 22:13:05 -0800 (PST) Received: by 10.52.178.134 with HTTP; Tue, 9 Dec 2014 22:13:05 -0800 (PST) In-Reply-To: References: <14518.1417808038@turing-police.cc.vt.edu> Date: Wed, 10 Dec 2014 08:13:05 +0200 Message-ID: From: Jonathan Morton To: Dave Taht Content-Type: multipart/alternative; boundary=001a113401388caa2b0509d68d4c Cc: Valdis Kletnieks , cerowrt-devel@lists.bufferbloat.net, bloat Subject: Re: [Bloat] [Cerowrt-devel] Fwd: Will Edwards to give Mill talk in Estonia on 12/10/2014 X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 10 Dec 2014 06:13:35 -0000 --001a113401388caa2b0509d68d4c Content-Type: text/plain; charset=UTF-8 Watching all the talks takes more than just an hour, but I've just spent a couple of days doing so. This is certainly intriguing. At first glance it all looks too good to be true, but the technical details actually look plausible and elegant. One way to look at it is: Mill is what Itanic could have been, if it wasn't designed by committee. It neatly sidesteps a lot of the pitfalls that tend to go with VLIW designs, and therefore has a chance of actually working as advertised, unlike Itanic. The only thing that I'm really not convinced about is the way they produce a custom instruction encoding for each member of the architecture family. However, that does make the architecture scalable, unlike Itanic. It's possible that some of the more useful ideas it presents could have been incorporated into a conventional RISC architecture. I might play with that idea privately. Estonia is even quite close to where I am, just the opposite side of the Gulf of Finland, so I'm almost tempted to go and take a look. On the other hand, it's probably just as educational to watch the video at home afterwards, and doing so avoids scheduling conflict. - Jonathan Morton --001a113401388caa2b0509d68d4c Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

Watching all the talks takes more than just an hour, but I&#= 39;ve just spent a couple of days doing so. This is certainly intriguing. A= t first glance it all looks too good to be true, but the technical details = actually look plausible and elegant.

One way to look at it is: Mill is what Itanic could have bee= n, if it wasn't designed by committee. It neatly sidesteps a lot of the= pitfalls that tend to go with VLIW designs, and therefore has a chance of = actually working as advertised, unlike Itanic.

The only thing that I'm really not convinced about is th= e way they produce a custom instruction encoding for each member of the arc= hitecture family. However, that does make the architecture scalable, unlike= Itanic.

It's possible that some of the more useful ideas it pres= ents could have been incorporated into a conventional RISC architecture. I = might play with that idea privately.

Estonia is even quite close to where I am, just the opposite= side of the Gulf of Finland, so I'm almost tempted to go and take a lo= ok. On the other hand, it's probably just as educational to watch the v= ideo at home afterwards, and doing so avoids scheduling conflict.

- Jonathan Morton

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