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[KnownBits] Add zext, sext, and trunc methods to KnownBits
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Authored by craig.topper on May 2 2017, 10:50 PM.

Details

Summary

This patch adds zext, sext, and trunc methods to KnownBits and uses them where possible.

Diff Detail

Event Timeline

craig.topper created this revision.May 2 2017, 10:50 PM
RKSimon accepted this revision.May 3 2017, 8:27 AM

LGTM

include/llvm/Support/KnownBits.h
30

Add assertion for equal bitwidths? Might not be worth it as its private.

This revision is now accepted and ready to land.May 3 2017, 8:27 AM
This revision was automatically updated to reflect the committed changes.