From: Ian Molton <spyro@f2s.com>
To: Russell King <rmk@arm.linux.org.uk>
Cc: bernie@develer.com, linux-kernel@vger.kernel.org, torvalds@transmeta.com
Subject: Re: [PATCH] Kill div64.h dupes, parenthesize do_div() macro params
Date: Wed, 2 Jul 2003 09:14:25 +0100 [thread overview]
Message-ID: <20030702091425.5b7787e8.spyro@f2s.com> (raw)
In-Reply-To: <20030702085302.A30638@flint.arm.linux.org.uk>
On Wed, 2 Jul 2003 08:53:02 +0100
Russell King <rmk@arm.linux.org.uk> wrote:
> On Wed, Jul 02, 2003 at 05:15:17AM +0200, Bernardo Innocenti wrote:
> > What's worse, it has different semantics on different architectures:
>
> Any arch which does 32/32 -> 32q + 32r will break in the new time
> code; it certainly did for ARM. do_div must now be a 64/32 -> 64q +
> 32r implementation.
>
> > arm 64/32 -> 64q + 32r (asm function call)
> > arm26 32/32 -> 32q + 32r (generic)
>
> arm26 needs fixing in the same way arm recently was.
Thanks for the heads-up. Im not familiar with the time stuff yet, could
someone send me the full text of the partially snipped post above so I
have some background?
--
Spyros lair: http://www.mnementh.co.uk/ |||| Maintainer: arm26 linux
Do not meddle in the affairs of Dragons, for you are tasty and good with
ketchup.
next prev parent reply other threads:[~2003-07-02 8:00 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-02 0:32 Bernardo Innocenti
[not found] ` <20030701173612.280d1296.akpm@digeo.com>
2003-07-02 2:24 ` Bernardo Innocenti
2003-07-02 2:32 ` Andrew Morton
2003-07-02 3:15 ` Bernardo Innocenti
2003-07-02 5:12 ` Linus Torvalds
2003-07-02 7:53 ` Russell King
2003-07-02 8:14 ` Ian Molton [this message]
2003-07-02 5:09 ` Linus Torvalds
2003-07-02 7:02 ` Bernardo Innocenti
2003-07-02 7:54 ` Matti Aarnio
2003-07-02 3:36 ` Peter Chubb
2003-07-02 4:37 ` Bernardo Innocenti
2003-07-02 5:57 ` Andrea Arcangeli
2003-07-02 6:52 ` Bernardo Innocenti
2003-07-02 7:19 ` Andrea Arcangeli
2003-07-02 7:28 ` Bernardo Innocenti
2003-07-02 8:38 ` Andrea Arcangeli
2003-07-02 16:16 ` Linus Torvalds
2003-07-03 10:43 ` [PATCH] Fix do_div() for all architectures Bernardo Innocenti
2003-07-02 7:56 ` [PATCH] Kill div64.h dupes, parenthesize do_div() macro params Russell King
2003-07-02 5:06 ` Linus Torvalds
2003-07-02 14:23 ` Geert Uytterhoeven
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