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Re: Question on loop.c removal



On Mar 5, 2006, at 1:00 PM, Richard Kenner wrote:


Forgive my ignorance, but I'm confused as to what pass now handles loop
invariants that are created at the tree->RTL level. For example, if you have
X + C for C too large to be in the add insn on a machine.


A new RTL pass called move loop invariant was added back in the 3.4 era and
was turned on before the removal of loop.c.


-- Pinski


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