[PATCH] D22271: [InstCombine] reverse canonicalization of xor(zext i1 A), 1 <---> zext(not i1 A, true) (PR28476)
Eli Friedman via llvm-commits
llvm-commits at lists.llvm.org
Tue Jul 12 13:15:45 PDT 2016
eli.friedman added a comment.
Is "zext(a_bool ^ true) ^ 2" canonical, or is "zext(a_bool) ^ 3"? Either way, you're missing a transform.
http://reviews.llvm.org/D22271
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