Subject: Re: Port of NetBSD to XScale
To: Chris Gilbert <chris@paradox.demon.co.uk>
From: Charles M. Hannum <root@ihack.net>
List: port-arm32
Date: 03/29/2001 00:28:38
On Thu, Mar 29, 2001 at 09:17:52AM +0100, Chris Gilbert wrote:
> 
> Branching looks to be worse than ever at 4 cycle for a branch miss, or 0 if 
> it's predicted by the branch prediction buffer, it doesn't see the standard 
> MOV PC, LR to return method, I suspect that doing B LR will help it there.

Er, are you saying `mov pc, lr' always causes a 4-cycle stall?  That
would an *amazing* f*ck*p.  Wow.