[PATCH] D112323: GlobalISel/Utils: Use incoming regbank while constraining the superclasses

[Christudasan Devadasan via Phabricator via llvm-commits]

cdevadas updated this revision to Diff 383475.
cdevadas added a comment.

Addressed review comments.
(Used getAllocatableClass + a fix in getConstrainedRegClassForOperand to avoid a crash if regbank is not yet selected)


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D112323/new/

https://reviews.llvm.org/D112323

Files:
  llvm/lib/CodeGen/GlobalISel/Utils.cpp
  llvm/lib/Target/AMDGPU/SIRegisterInfo.cpp
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-amdgcn.class.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-amdgcn.class.s16.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-and.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-brcond.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-constant.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-fcmp.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-fcmp.s16.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-icmp.s16.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-or.mir
  llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-xor.mir

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