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Re: Frame-related delay slot insns


On Tue, May 06, 2003 at 03:00:10PM -0700, Richard Henderson wrote:
> On Tue, May 06, 2003 at 07:55:50PM +0100, Richard Sandiford wrote:
> > > > LB:
> > > > LD1:
> > > > ...
> > > > LDn:
> > > >         B
> > > >         D1
> > > >         ...
> > > >         Dn
> [...]
> > Even when there are dependencies between the insns?  I assumed the
> > effects would still be sequential, i.e. we'd do the equivalent of:
> > 
> >         advance to LB
> >         do EB
> >         advacne to LD1
> >         do ED1
> 
> Except that the distance between those labels is 0, 
> so there's no advance, so we apply all of the 
> effects at LDn:.

I guess what Richard S. is trying to get at is whether the branch's
effects are applied first or last.

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer


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