[all-commits] [llvm/llvm-project] 6c0a1e: [ARM] Add FP handling for MVE lane interleaving

[David Green via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6c0a1ed3a94ff34e6d9500cdfd04858b1a6f72aa
      https://github.com/llvm/llvm-project/commit/6c0a1ed3a94ff34e6d9500cdfd04858b1a6f72aa
  Author: David Green <david.green at arm.com>
  Date:   2021-04-12 (Mon, 12 Apr 2021)

  Changed paths:
    M llvm/lib/Target/ARM/MVELaneInterleavingPass.cpp
    M llvm/test/CodeGen/Thumb2/mve-fp16convertloops.ll

  Log Message:
  -----------
  [ARM] Add FP handling for MVE lane interleaving

FP16 to FP32 converts can be handled in MVE lane interleaving, much like
the sext/zext lowering we do. This expands the pass with fpext and
fptrunc handling, and basic fp operations allowing more efficient
lowering of fp vectors.

Differential Revision: https://reviews.llvm.org/D97292