[PATCH] D157870: [BPF] Replace BPFMIPeepholeTruncElim by custom logic in isZExtFree()

[Yonghong Song via Phabricator via llvm-commits]

yonghong-song accepted this revision.
yonghong-song added a comment.
This revision is now accepted and ready to land.

Thanks, Eduard. Your change makes sense. I wish I knew isZExtFree() for load insn much earlier so we do not need to have pass to remove redundant codes....


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  https://reviews.llvm.org/D157870/new/

https://reviews.llvm.org/D157870