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Re: Problem with the special live analyzer in global alloc
On Wed, 2005-08-24 at 00:07 -0400, Daniel Berlin wrote:
> I imagine if you have 300k bb's or 1.5 million live pseudos to consider,
> it probably makes a real difference, but that's not *too* common in our
> supported languages (30k bb's/150k pseudos is probably the practical
> upper limit of what we see, though i'm sure someone is going to say
> they've seen larger :P)
I wasn't trying to argue that it's the right answer for GCC, just that
is was useful for the iSeries compiler. But like you alluded to and
I mentioned, if you go this route, you really need to handle these new
definitions specially otherwise you'll lose optimization opportunities.
Peter