tree 38f01636cf1d7fd8e6309a330cc03f1dcb3bb1bd
parent f89e4e339f31ad331aeab9a35183bc75bc42f2b6
author Noah Goldstein <goldstein.w.n@gmail.com> 1694630752 -0500
committer Noah Goldstein <goldstein.w.n@gmail.com> 1710099214 -0500

[InstCombine] Improve mask detection in `foldICmpWithLowBitMaskedVal`

Make recursive matcher that is able to detect a lot more patterns.
Proofs for all supported patterns: https://alive2.llvm.org/ce/z/fSQ3nZ

Differential Revision: https://reviews.llvm.org/D159058