Subject: Re: Possible bug in arm32 strongarm optimisations.
To: Richard Earnshaw <rearnsha@arm.com>
From: David Brownlee <abs@netbsd.org>
List: port-arm32
Date: 10/31/2000 13:25:45
On Mon, 30 Oct 2000, Richard Earnshaw wrote:
> NetBSD always uses soft-float, so the co-proc flag won't affect anything.
>
Thanks.
> >
> > Are there any other interesting armv4 instructions?
>
> The only thing that you lose between -march=armv3m and -march=armv4 that
> would be of value on a SA+RPC is ldrsb. Given that adding this would only
> have minimal affect on normal user code, there seems little point in
> adding a special option just to work around the RPCs obsolete bus
> architecture.
You mention user-code - would it have any benefit in kernel-code?
David/absolute
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