[PATCH] D63997: AMDGPU/GlobalISel: Custom lower control flow intrinsics

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: tstellar, nhaehnle.
Herald added subscribers: Petar.Avramovic, t-tye, tpr, dstuttard, kristof.beyls, rovka, yaxunl, wdng, jvesely, kzhuravl.

Replace the brcond for the 2 cases that act as branches. For now
follow how the current system works, although I think we can
eventually get rid of the pseudos.


https://reviews.llvm.org/D63997

Files:
  lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
  lib/Target/AMDGPU/AMDGPULegalizerInfo.h
  test/CodeGen/AMDGPU/GlobalISel/legalize-amdgcn.if-invalid.mir
  test/CodeGen/AMDGPU/GlobalISel/legalize-brcond.mir

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