[PATCH] D81637: [ARM] VCVTT fpround instruction selection

Dave Green via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Jun 11 03:01:38 PDT 2020


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

Similar to D81556 <https://reviews.llvm.org/D81556>, this adds vcvtb and vcvtt with insert into vector instruction selection patterns. This helps clear up a lot of register shuffling that we would otherwise do.


https://reviews.llvm.org/D81637

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

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