[PATCH] D97858: [AArch64][SVE] Fold vector ZExt/SExt into gather loads where possible

[Joe Ellis via Phabricator via llvm-commits]

joechrisellis updated this revision to Diff 328499.
joechrisellis marked 3 inline comments as done.
joechrisellis added a comment.

Address review comments.

- @kmclaughlin:
  - better variable names.
  - use helper functions to determine new opcode for gather load.

I've also made the function a little more general, since we might want to extend this function to capture other optimisation patterns in the future.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D97858/new/

https://reviews.llvm.org/D97858

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/test/CodeGen/AArch64/sve-intrinsics-gather-loads-64bit-scaled-offset.ll
  llvm/test/CodeGen/AArch64/sve-intrinsics-gather-loads-64bit-unscaled-offset.ll

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