Re: Fix reload ICE with define-split

[Nathan Sidwell <nathan at codesourcery dot com>]

Roman Zippel wrote:
> Hi,
>
> On Mon, 26 Feb 2007, Nathan Sidwell wrote:
>
> > +static int
> > +add_auto_inc_notes (rtx *xp, void *data)
> > +{
> > +  rtx x = *xp;
> > +  rtx *notep = data;
> > +
> > +  if (GET_RTX_CLASS (GET_CODE (x)) == RTX_AUTOINC)
> > +    {
> > +      rtx reg = XEXP (x, 0);
> > +      
> > +      *notep = alloc_EXPR_LIST (REG_INC, reg, *notep);
> > +    }
> > +  
> > +  return 0;
> > +}
>
> This would add notes for all autoinc expressions (even for newly created 
> by the split) and repeat it for every REG_INC note, but only if there was 
> one already before.

correct.

I can't tell if you're objecting or not.

nathan

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