[PATCH] D96399: [X86][CodeGenPrepare] Try to reuse IV's incremented value instead of adding the offset

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev requested review of this revision.
mkazantsev added a comment.

Found one reason of TODO, it may only happen with `AddInstr`, will add in follow-up patch. Seems that there is one more hand with `AddInstr`. So I suggest to have usub first and then follow-on with `add`.


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https://reviews.llvm.org/D96399