From: Joe Green <jgreen@mvista.com>
To: Mark Hatle <fray@mvista.com>,
"Dr. Craig Hollabaugh" <craig@hollabaugh.com>
Cc: Mark Pilon <mark.pilon@minolta-qms.com>,
linuxppc-embedded@lists.linuxppc.org
Subject: Re: init fails w/ new build of gcc & glibc
Date: Fri, 17 Aug 2001 15:28:50 -0700 [thread overview]
Message-ID: <01081715323600.27039@minotaur.mvista.com> (raw)
In-Reply-To: <3B7D9921.8CB7F6AE@mvista.com>
Mark Hatle wrote:
> But on a processor like the 405 it "can be" compatable using the
> CONFIG_MATH_EMULATION. The catch is that you have a lot more overhead
> doing emulation.... (The emulation itself is pretty fast, certainly no
> slower then the software code invoked in -msoft-float..)
In theory, the compiler can also optimize user-space emulation better
(move code around, use different registers). In practice, I don't know
that this has a significant effect.
--
Joe Green <jgreen@mvista.com>
MontaVista Software, Inc.
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2001-08-17 22:28 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-08-17 20:47 init fails w/ new build of gcc & glibc Mark Pilon
2001-08-17 21:48 ` Mark Hatle
2001-08-17 22:16 ` Dr. Craig Hollabaugh
2001-08-17 22:22 ` Mark Hatle
2001-08-17 22:28 ` Joe Green [this message]
2001-08-17 22:54 ` Dr. Craig Hollabaugh
2001-08-17 23:15 ` Mark Hatle
2001-08-17 23:29 ` Dr. Craig Hollabaugh
2001-08-17 21:50 ` Joe Green
2001-08-17 22:07 ` Dr. Craig Hollabaugh
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