[PATCH] D80938: AMDGPU: Change internal tracking of wave size

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: rampitec, kerbowa, cfang.
Herald added subscribers: hiraditya, t-tye, tpr, dstuttard, yaxunl, nhaehnle, wdng, jvesely, kzhuravl.
Herald added a project: LLVM.
arsenm updated this revision to Diff 267662.

Store the log2 wave size instead of forcing division and log2
operations when querying either.


https://reviews.llvm.org/D80938

Files:
  llvm/lib/Target/AMDGPU/AMDGPUFeatures.td
  llvm/lib/Target/AMDGPU/AMDGPUSubtarget.cpp
  llvm/lib/Target/AMDGPU/AMDGPUSubtarget.h

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