[PATCH] D77720: [ARM] Patterns for VQSHRN

[Dave Green via Phabricator via llvm-commits]

dmgreen created this revision.
dmgreen added reviewers: SjoerdMeijer, samparker, ostannard, simon_tatham.
Herald added subscribers: hiraditya, kristof.beyls.

Given a VQMOVN(VSHR), we can fold that into a VQSHRN simply enough using a few tablegen patterns.


https://reviews.llvm.org/D77720

Files:
  llvm/lib/Target/ARM/ARMInstrMVE.td
  llvm/test/CodeGen/Thumb2/mve-satmul-loops.ll
  llvm/test/CodeGen/Thumb2/mve-vqshrn.ll

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