Redundant logical operations left after early splitting

[Dave Korn]

On 20 February 2008 18:05, hutchinsonandy@aim.com wrote:


> But it does seem that the missing piece is effective constant
> propagation + simplification after splits and subregs - which is
> currently ineffective in local-alloc (or any later pass)

  Hmm, more questions:  do you use splitters or insns for your movMM patterns?
Do you implement all the movMM patterns?  Just checking if we've covered every
angle ...


    cheers,
      DaveK
-- 
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