[PATCH] D75115: [ARM] MVE VMLAS

[Dave Green via Phabricator via llvm-commits]

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

`VMLAS Qda, Qn, Rm` performs `Qda = Qda * Qn + Rm`, a similar pattern to the existing VMLA. The sinking of splat(Rm) into the loop is already performed, meaning we just need to select the pattern.


https://reviews.llvm.org/D75115

Files:
  llvm/lib/Target/ARM/ARMInstrMVE.td
  llvm/test/CodeGen/Thumb2/LowOverheadLoops/mve-tail-data-types.ll
  llvm/test/CodeGen/Thumb2/mve-vmla.ll

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