From: Daniel Jacobowitz <drow@false.org>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] Fix NaN handling in softfloat
Date: Wed, 7 Nov 2007 18:12:01 -0500 [thread overview]
Message-ID: <20071107231201.GA3820@caradoc.them.org> (raw)
In-Reply-To: <20071107230525.GG19509@hall.aurel32.net>
On Thu, Nov 08, 2007 at 12:05:25AM +0100, Aurelien Jarno wrote:
> Has Thiemo already said, there is no IEEE behavior. If you look at the
> IEEE 754 document you will see that it has requirements on what should
> be supported by an IEEE compliant FPU, but has very few requirements on
> the implementation.
If folks don't like the target conditionals there, I recommend we just
set some low bit to be sure it's a NaN and move on. The softfloat
implementation is not all that close to matching any one hardware FPU.
--
Daniel Jacobowitz
CodeSourcery
next prev parent reply other threads:[~2007-11-07 23:12 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-03 17:35 [Qemu-devel] [PATCH] Fix NaN handling in softfloat Aurelien Jarno
2007-11-03 18:06 ` Daniel Jacobowitz
2007-11-03 19:14 ` Aurelien Jarno
2007-11-03 21:28 ` Aurelien Jarno
2007-11-06 20:01 ` J. Mayer
2007-11-06 21:14 ` Thiemo Seufer
2007-11-07 23:05 ` Aurelien Jarno
2007-11-07 23:12 ` Daniel Jacobowitz [this message]
2007-11-08 0:41 ` Thiemo Seufer
2007-11-09 22:31 ` J. Mayer
2007-11-10 9:35 ` Aurelien Jarno
2007-11-10 13:31 ` J. Mayer
2007-11-10 16:15 ` Aurelien Jarno
2007-11-10 17:14 ` J. Mayer
2007-11-10 18:09 ` Aurelien Jarno
2007-11-10 22:44 ` J. Mayer
2007-11-10 21:18 ` Thiemo Seufer
2007-11-10 21:46 ` Aurelien Jarno
2007-11-21 15:49 ` Aurelien Jarno
2007-12-16 12:43 ` Aurelien Jarno
2007-11-03 18:30 ` Thiemo Seufer
2007-11-03 19:13 ` Aurelien Jarno
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