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Re: Target CPU default selection on alpha
- To: Rainer Orth <ro at TechFak dot Uni-Bielefeld dot DE>, egcs at egcs dot cygnus dot com
- Subject: Re: Target CPU default selection on alpha
- From: Richard Henderson <rth at cygnus dot com>
- Date: Fri, 18 Dec 1998 20:30:58 -0800
- References: <13946.51325.27183.182995@xayide.TechFak.Uni-Bielefeld.DE>
- Reply-To: Richard Henderson <rth at cygnus dot com>
On Fri, Dec 18, 1998 at 10:26:21PM +0100, Rainer Orth wrote:
> While this is convenient for a single machine, I suppose it may
> cause problems when the resulting gcc is run on a machine with a different
> cpu type: e.g. configured for a 21164/ev5, but run on a 21064/ev4.
Not that particular example, but for example ev56 won't run on ev5.
> but its more in line with the treatment of other processors to leave
> this choice to the user (via --with-cpu=).
Hum.. I hadn't really given it much thought, since the alpha
port has "always" done it that way. I suppose it would be
better, since there would be less in the way of user error.
r~