[PATCH] D84449: AMDGPU/GlobalISel: Manually select llvm.amdgcn.writelane

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: dstuttard, tpr, foad, nhaehnle, kerbowa, Petar.Avramovic, mbrkusanin, rampitec.
Herald added subscribers: hiraditya, t-tye, rovka, yaxunl, wdng, jvesely, kzhuravl.
Herald added a project: LLVM.

Fixup the special case constant bus handling pre-gfx10.


https://reviews.llvm.org/D84449

Files:
  llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
  llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.h
  llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.writelane.ll

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