Noah Goldstein 7770b0abfd [KnownBits] Improve KnownBits::rem(X, Y) in cases where we can deduce low-bits of output
The first `cttz(Y)` bits in `X` are translated 1-1 in the output.

Alive2 Links:
    https://alive2.llvm.org/ce/z/Qc47p7
    https://alive2.llvm.org/ce/z/19ut5H

Reviewed By: RKSimon

Differential Revision: https://reviews.llvm.org/D149421
2023-05-07 19:11:53 -05:00
..
2023-02-28 18:14:18 +05:30