[PATCH] D94014: [InstCombine] reduce icmp(ashr X, C1), C2 to sign-bit test
Sanjay Patel via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Jan 11 08:09:19 PST 2021
spatel added a comment.
Anyone see problems with this Alive2 implementation using count-leading-*?
https://alive2.llvm.org/ce/z/SWxadd
I also manually entered all of the i4 regression tests with fixed constants in Alive1 (rise4fun), and they appear to be correct as shown in the test diffs.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D94014/new/
https://reviews.llvm.org/D94014
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