From: Daniel Jacobowitz <dan@debian.org>
To: Jamie Lokier <lk@tantalophile.demon.co.uk>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
Rogier Wolff <R.E.Wolff@BitWizard.nl>,
linux-kernel@vger.kernel.org
Subject: Re: [patch 4/21] fix ARCH_HAS_PREFETCH
Date: Wed, 14 Aug 2002 18:03:17 -0400 [thread overview]
Message-ID: <20020814220317.GA22207@nevyn.them.org> (raw)
In-Reply-To: <20020814205709.E26404@kushida.apsleyroad.org>
On Wed, Aug 14, 2002 at 08:57:09PM +0100, Jamie Lokier wrote:
> H. Peter Anvin wrote:
> > Yes. This is a gcc-specific wart, a bad idea from the start, and
> > apparently one which has caught up with them to the point that they've
> > had to abandon it.
>
> It's still there in GCC 3.1.
Yes. If you check out the tree-ssa-branch, however (and use
appropriate commandline arguments), I think you'll find that it's no
longer there. That's the future of GCC's optimizer, but most of it
won't make even GCC 3.3.
--
Daniel Jacobowitz
MontaVista Software Debian GNU/Linux Developer
next prev parent reply other threads:[~2002-08-14 21:59 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-11 7:38 [patch 4/21] fix ARCH_HAS_PREFETCH Andrew Morton
2002-08-11 19:49 ` Alan Cox
2002-08-11 18:47 ` Andrew Morton
2002-08-11 18:46 ` Larry McVoy
2002-08-11 19:06 ` Linus Torvalds
2002-08-11 20:07 ` GCC still keeps empty loops? (was: [patch 4/21] fix ARCH_HAS_PREFETCH) Jamie Lokier
2002-08-12 7:45 ` Ralf Baechle
2002-08-13 21:42 ` [patch 4/21] fix ARCH_HAS_PREFETCH Adrian Bunk
2002-08-13 22:12 ` H. Peter Anvin
2002-08-13 22:22 ` Adrian Bunk
2002-08-13 22:42 ` H. Peter Anvin
2002-08-14 17:40 ` Rogier Wolff
2002-08-14 19:41 ` H. Peter Anvin
2002-08-14 19:57 ` Jamie Lokier
2002-08-14 22:03 ` Daniel Jacobowitz [this message]
2002-08-14 20:45 ` Willy Tarreau
2002-08-14 20:58 ` H. Peter Anvin
2002-08-14 21:11 ` Willy Tarreau
2002-08-14 21:13 ` H. Peter Anvin
2002-08-15 1:23 ` Alan Cox
2002-08-15 1:28 ` H. Peter Anvin
2002-08-15 1:37 ` Alan Cox
2002-08-14 22:53 ` David Lang
2002-08-14 23:31 ` Jamie Lokier
2002-08-15 6:44 ` Willy Tarreau
2002-08-15 6:55 ` H. Peter Anvin
[not found] <3D56147E.15E7A98@zip.com.au.suse.lists.linux.kernel>
2002-08-11 9:53 ` Andi Kleen
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