Re: [new-regalloc-branch] patch: subreg things 2/2

[Daniel Berlin <dan at cgsoftware dot com>]

Andreas Jaeger <aj@suse.de> writes:

> Daniel Berlin <dan@cgsoftware.com> writes:
> 
>> Papers i've read and that are now popping up these days show that
>> aggressive coalescing on top of a Briggs style allocator (most were
>> comparing to aggressive coalescing on a chaitin style allocator, which
>> didn't delay spill decisions) does
>> better than iterated coalescing anyway, because the positive impact of
>> coalescing on most code outweighs the negative impact, by a large
>> factor.
> 
> Which papers?  Can you send a list?

Sure.
I'm about to leave for boston, but as soon as I get there, i'll send
the list.

For starters, goto researchindex.org, and search for optimistic
register coalescing.

I know that paper shows it, at least.

> 
> Thanks,
> Andreas
> -- 
>  Andreas Jaeger
>   SuSE Labs aj@suse.de
>    private aj@arthur.inka.de
>     http://www.suse.de/~aj

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