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Commit 4a66b3b2 authored by chenglin.bi's avatar chenglin.bi
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[InstCombine] Fold pattern xor(and, or) to select 

(A & B) ^ (A | C) --> A ? ~B : C

https://alive2.llvm.org/ce/z/KCBfXr
https://alive2.llvm.org/ce/z/Pm-zJN
https://alive2.llvm.org/ce/z/VT8uC2

Reviewed By: spatel

Differential Revision: https://reviews.llvm.org/D141660
parent 1fc18272
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