[all-commits] [llvm/llvm-project] c02aa5: [AArch64][SVE] Add "fast" fcmp operations.

[Eli Friedman via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: c02aa53ecb25189bfdecd852a251e1c17ed0ee24
      https://github.com/llvm/llvm-project/commit/c02aa53ecb25189bfdecd852a251e1c17ed0ee24
  Author: Eli Friedman <efriedma at quicinc.com>
  Date:   2020-07-24 (Fri, 24 Jul 2020)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
    M llvm/test/CodeGen/AArch64/sve-fcmp.ll

  Log Message:
  -----------
  [AArch64][SVE] Add "fast" fcmp operations.

dacf8d3 added support for most fcmp operations, but there are some extra
variations I hadn't considered: SelectionDAG supports float comparisons
that are neither ordered nor unordered. Add support for the missing
operations.

Differential Revision: https://reviews.llvm.org/D84460