[PATCH] D122077: [InstCombine] Fold (ctpop(X) == 1) | (X == 0) into ctpop(X) < 2
Simon Pilgrim via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Sat Mar 19 13:55:32 PDT 2022
RKSimon added inline comments.
================
Comment at: llvm/test/Transforms/InstCombine/icmp-or.ll:382
+ ret i1 %5
+}
+
----------------
What about if the ctpop has multi uses?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D122077/new/
https://reviews.llvm.org/D122077
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