From: Giuliano Pochini <pochini@denise.shiny.it>
To: David Edelsohn <dje@watson.ibm.com>
Cc: Franz Sirl <Franz.Sirl-kernel@lauterbach.com>,
Sean Harding <sharding@dogcow.org>,
linuxppc-dev@lists.linuxppc.org
Subject: Re: compiler optimization? something else?
Date: Sat, 11 Mar 2000 17:32:31 -0500 [thread overview]
Message-ID: <38CAC97F.4F45265A@denise.shiny.it> (raw)
In-Reply-To: 200003091604.LAA24832@mal-ach.watson.ibm.com
> Franz> -O2, -O3, -funroll-loops, -funroll-all-loops, -ffast-math (dunno if this
> Franz> one has an effect on PPC at all), -finline-functions, -mcpu=604, -mcpu=750
>
> -ffast-math does enable use of the FP "fsel" instruction for
> conditional moves. -ffast-math also affects other floating-point
> optimizations in the compiler, not just specific architecture features.
And mul-add's & friends ?
Bye.
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2000-03-11 22:32 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20000308113436.A3472@dogcow.org>
2000-03-09 14:46 ` compiler optimization? something else? Franz Sirl
2000-03-09 16:04 ` David Edelsohn
2000-03-11 22:32 ` Giuliano Pochini [this message]
2000-03-11 19:44 ` David Edelsohn
2000-03-10 9:18 ` Gabriel Paubert
2000-03-10 15:58 ` David Edelsohn
2000-03-11 22:31 ` Giuliano Pochini
[not found] <Pine.GSO.4.05.10003081359150.17227-100000@ophelia.dogcow.org>
2000-03-09 7:33 ` Geert Uytterhoeven
2000-03-09 8:53 ` Timothy A. Seufert
2000-03-09 10:24 ` Gabriel Paubert
2000-03-08 23:01 Dan Bethe
[not found] <20000308204420.29276.qmail@web1705.mail.yahoo.com>
2000-03-08 21:22 ` David Edelsohn
[not found] <20000308150957.A12031@drow.res.cmu.edu>
2000-03-08 20:21 ` Sean Harding
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