[all-commits] [llvm/llvm-project] 2123bb: [ARM] Patterns for VQSHRN

[David Green via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 2123bb843e4baa699f435aca8f438d8888cf78ba
      https://github.com/llvm/llvm-project/commit/2123bb843e4baa699f435aca8f438d8888cf78ba
  Author: David Green <david.green at arm.com>
  Date:   2020-05-16 (Sat, 16 May 2020)

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

  Log Message:
  -----------
  [ARM] Patterns for VQSHRN

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

Differential Revision: https://reviews.llvm.org/D77720