[Patch, fortran] PR24518 and PR24520 - Improvements to MOD and

[Paul Thomas]

Tim,

>
> I wasn't aware of a gfortran real(16) implementation for Itanium. 
> Supporting that correctly in ia64.md would be a great deal of work.  I 
> have looked extensively at ia64.md in the past, and there was support 
> for real(10) but not real(16).

I was beginning to wonder - is there a real(16) implementation on any 
system?

> I'll try to look into the performance question.  If -frename-registers 
> is not having the intended effect, that would explain ineffectiveness 
> of other optimizations.

OK.

> Sorry for the delay, I'm working from a hotel and from SC05, and just 
> now got my emailer configuration reconciled.

That's OK; I have had to get on with other stuff.

I think that the time has come to resubmit the dot product patch; it 
never seems to do any harm and can be rather good.  I have removed the 
condition on the real kind.

Paul