[PATCH] D79598: [AArch64][SVE] Add patterns for VSELECT of immediates.

[Eli Friedman via Phabricator via llvm-commits]

efriedma created this revision.
efriedma added reviewers: sdesmalen, fpetrogalli, kmclaughlin.
Herald added subscribers: danielkiss, psnobl, rkruppe, hiraditya, kristof.beyls, tschuett.
Herald added a project: LLVM.

This covers forms involving "CPY (immediate, zeroing)".

This doesn't handle the case where the operands are reversed, and the condition is freely invertible.  Not sure how to handle that.  Maybe a DAGCombine.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D79598

Files:
  llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
  llvm/lib/Target/AArch64/SVEInstrFormats.td
  llvm/test/CodeGen/AArch64/sve-vselect-imm.ll

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