[PATCH] D56476: GlobalISel: Implement fewerElementsVector for extensions

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: aemerson, aditya_nandakumar, dsanders.
Herald added subscribers: tschuett, kristof.beyls, rovka, nhaehnle, wdng, jvesely.

https://reviews.llvm.org/D56476

Files:
  lib/CodeGen/GlobalISel/LegalizerHelper.cpp
  lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
  test/CodeGen/AMDGPU/GlobalISel/legalize-anyext.mir
  test/CodeGen/AMDGPU/GlobalISel/legalize-fpext.mir
  test/CodeGen/AMDGPU/GlobalISel/legalize-sext.mir
  test/CodeGen/AMDGPU/GlobalISel/legalize-zext.mir

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