[Bug rtl-optimization/20969] unrolling does not take target register pressure into account.

amylaar at gcc dot gnu dot org gcc-bugzilla@gcc.gnu.org
Tue Apr 12 16:14:00 GMT 2005


------- Additional Comments From amylaar at gcc dot gnu dot org  2005-04-12 16:14 -------
(In reply to comment #3)
> Huh? no optimization should take register pressure into account.  What we
should have is a reroller in 
> the register allocator.

Do you have a set of patches to try out?



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20969



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