[all-commits] [llvm/llvm-project] e42ee2: [AArch64][SVE] Add support for using reverse forms...

[Bradley Smith via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e42ee2d50963eb12e4d2dc0a20f36b1cb2af8543
      https://github.com/llvm/llvm-project/commit/e42ee2d50963eb12e4d2dc0a20f36b1cb2af8543
  Author: Bradley Smith <bradley.smith at arm.com>
  Date:   2021-06-04 (Fri, 04 Jun 2021)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64SVEInstrInfo.td
    M llvm/lib/Target/AArch64/SVEInstrFormats.td
    M llvm/test/CodeGen/AArch64/sve2-intrinsics-uniform-dsp.ll

  Log Message:
  -----------
  [AArch64][SVE] Add support for using reverse forms of SVE2 shifts

When using and ACLE intrinsic for an SVE2 shift, if the predicate passed
has all relevant lanes active, then use a reversed version of the
instruction if beneficial.