[PATCH] D107865: [ARM] Add MVE lowering for fptosi.sat

Dave Green via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Aug 10 13:05:48 PDT 2021


dmgreen created this revision.
dmgreen added reviewers: samtebbs, SjoerdMeijer, ostannard, NickGuy, simon_tatham.
Herald added subscribers: hiraditya, kristof.beyls.
dmgreen requested review of this revision.
Herald added a project: LLVM.

This adds lowering of the llvm.fptosi.sat and llvm.fptoui.sat intinsics, selecting a VCVT instruction which under MVE will inherently perform the saturate.


https://reviews.llvm.org/D107865

Files:
  llvm/lib/Target/ARM/ARMISelLowering.cpp
  llvm/lib/Target/ARM/ARMInstrMVE.td
  llvm/test/CodeGen/Thumb2/mve-fptosi-sat-vector.ll
  llvm/test/CodeGen/Thumb2/mve-fptoui-sat-vector.ll

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