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Re: Optimal compile flags for ultra2 & power2
- To: shocking at prth dot pgs dot com
- Subject: Re: Optimal compile flags for ultra2 & power2
- From: "David S. Miller" <davem at dm dot cobaltmicro dot com>
- Date: Mon, 21 Sep 1998 22:48:55 -0700
- CC: egcs at cygnus dot com
- References: <199809220309.LAA12793@ariadne.tensor.pgs.com>
Date: Tue, 22 Sep 1998 11:09:03 +0800
From: Stephen Hocking-Senior Programmer PGS Tensor Perth <shocking@prth.pgs.com>
I was wondering what flags people use for best FP performance on these -
a) Sun ultra2
-O2 -mtune=ultrasparc -fcall-used-g4 -fcall-used-g5 -fcall-used-g7
Later,
David S. Miller
davem@dm.cobaltmicro.com