[PATCH] D108222: [GlobalISel] Add G_ISNAN

[Jessica Paquette via Phabricator via llvm-commits]

paquette created this revision.
paquette added reviewers: sepavloff, aemerson, jroelofs, arsenm.
Herald added subscribers: dexonsmith, hiraditya, rovka.
paquette requested review of this revision.
Herald added a subscriber: wdng.
Herald added a project: LLVM.

Add a generic opcode equivalent to the `llvm.isnan` intrinsic + MachineVerifier support for it.

We need an opcode here because we may want target-specific lowering later on.


https://reviews.llvm.org/D108222

Files:
  llvm/include/llvm/Support/TargetOpcodes.def
  llvm/include/llvm/Target/GenericOpcodes.td
  llvm/lib/CodeGen/MachineVerifier.cpp
  llvm/test/MachineVerifier/test_g_isnan.mir

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