[all-commits] [llvm/llvm-project] d428f8: [ARM] VCVTT fpround instruction selection

[David Green via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: d428f88152087948c137611a6880fc025f6ae476
      https://github.com/llvm/llvm-project/commit/d428f88152087948c137611a6880fc025f6ae476
  Author: David Green <david.green at arm.com>
  Date:   2020-06-26 (Fri, 26 Jun 2020)

  Changed paths:
    M llvm/lib/Target/ARM/ARMInstrVFP.td
    M llvm/test/CodeGen/ARM/fp16-insert-extract.ll
    M llvm/test/CodeGen/Thumb2/mve-div-expand.ll
    M llvm/test/CodeGen/Thumb2/mve-fmath.ll
    M llvm/test/CodeGen/Thumb2/mve-masked-store.ll
    M llvm/test/CodeGen/Thumb2/mve-vcvt16.ll

  Log Message:
  -----------
  [ARM] VCVTT fpround instruction selection

Similar to the recent patch for fpext, this adds vcvtb and vcvtt with
insert into vector instruction selection patterns for fptruncs. This
helps clear up a lot of register shuffling that we would otherwise do.

Differential Revision: https://reviews.llvm.org/D81637