[PATCH] D51053: [GISel]: Add legalization support for widening bit counting operations

[Aditya Nandakumar via Phabricator via llvm-commits]

aditya_nandakumar created this revision.
aditya_nandakumar added reviewers: rtereshin, ab, volkan, qcolombet, aemerson, dsanders, bogner.

Added legalizerHelper code along with FileCheck based unit tests.


Repository:
  rL LLVM

https://reviews.llvm.org/D51053

Files:
  lib/CodeGen/GlobalISel/LegalizerHelper.cpp
  unittests/CodeGen/GlobalISel/LegalizerHelperTest.cpp

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