[PATCH] D66835: [AArch64][GlobalISel] Select arithmetic extended register patterns

[Jessica Paquette via Phabricator via llvm-commits]

paquette updated this revision to Diff 217955.
paquette added a comment.

- Fix comments
- Add `isDef32`
- Explicitly select the copy into a subregister copy instead of banking on the selector picking it up later


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66835/new/

https://reviews.llvm.org/D66835

Files:
  llvm/lib/Target/AArch64/AArch64InstrFormats.td
  llvm/lib/Target/AArch64/AArch64InstrInfo.td
  llvm/lib/Target/AArch64/AArch64InstructionSelector.cpp
  llvm/test/CodeGen/AArch64/GlobalISel/select-arith-extended-reg.mir
  llvm/test/CodeGen/AArch64/addsub_ext.ll

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