[PATCH] D76523: [GlobalISel] Combine G_SELECTs of the form (cond ? x : x) into x

[Jessica Paquette via Phabricator via llvm-commits]

paquette updated this revision to Diff 251796.
paquette marked an inline comment as done.
paquette added a comment.

- Put the combine into an identity_combines group
- Fix spot where I wrote MI instead of root
- Remove extra cruft from test because it just bothers me now


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D76523/new/

https://reviews.llvm.org/D76523

Files:
  llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h
  llvm/include/llvm/Target/GlobalISel/Combine.td
  llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
  llvm/test/CodeGen/AArch64/GlobalISel/prelegalizercombiner-select.mir

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