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Re: Speedup CSE by 5%


Richard Kenner wrote:
One possibility is that it's not sharing at all, but a concern
that something is in the wrong obstack.  If that's so, then it's not a current
issue at all.

I'd be surprised if that was the case; all the RTL that CSE gets to see should have been on the same function_obstack, and looking at the version in 2.7.2 CSE doesn't seem to play any obstack switching games.



Bernd



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