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iropt: cmp(~x & 1, 0) => !cmp(x & 1, 0)
authorMatthias Braun <matze@braunis.de>
Fri, 4 Nov 2011 14:38:34 +0000 (15:38 +0100)
committerMatthias Braun <matze@braunis.de>
Fri, 4 Nov 2011 15:23:55 +0000 (16:23 +0100)
when bits are flipped for a bittest we can just as well negate the pnc
and don't flip the bits


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