[PATCH] D65024: [GlobalISel][AArch64] Contract trivial same-size cross-bank copies into G_STOREs

[Jessica Paquette via Phabricator via llvm-commits]

paquette updated this revision to Diff 210931.
paquette added a comment.

Address review comments.

I switched the copy check over to walking through copies to find the def.

This is equivalent, but does prevent us from checking if all users are stores. This doesn't seem to cause any code size issues though.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D65024/new/

https://reviews.llvm.org/D65024

Files:
  llvm/lib/Target/AArch64/AArch64InstructionSelector.cpp
  llvm/test/CodeGen/AArch64/GlobalISel/contract-store.mir

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