[all-commits] [llvm/llvm-project] 791006: [GlobalISel] Implement lowering for G_ISNAN + use ...

[Jessica Paquette via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 791006fb8c6fff4f33c33cb513a96b1d3f94c767
      https://github.com/llvm/llvm-project/commit/791006fb8c6fff4f33c33cb513a96b1d3f94c767
  Author: Jessica Paquette <jpaquette at apple.com>
  Date:   2021-08-18 (Wed, 18 Aug 2021)

  Changed paths:
    M llvm/include/llvm/CodeGen/GlobalISel/LegalizerHelper.h
    M llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
    M llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
    A llvm/test/CodeGen/AArch64/GlobalISel/legalize-isnan.mir

  Log Message:
  -----------
  [GlobalISel] Implement lowering for G_ISNAN + use it in AArch64

GlobalISel equivalent to `TargetLowering::expandISNAN`.

Use it in AArch64 and add a testcase.

Differential Revision: https://reviews.llvm.org/D108227