[PATCH] D108259: [AArch64][GlobalISel] Legalize scalar G_FMINNUM + G_FMAXNUM

[Jessica Paquette via Phabricator via llvm-commits]

paquette created this revision.
paquette added reviewers: aemerson, jroelofs.
Herald added subscribers: hiraditya, kristof.beyls, rovka.
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For subtargets with full FP16, this is legal for s16, s32, and s64. Without full FP16, it's legal for s32 and s64.

For s128, this is a libcall.

We also support some vector types, but for now, let's just support scalars.


https://reviews.llvm.org/D108259

Files:
  llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
  llvm/test/CodeGen/AArch64/GlobalISel/legalize-fmaxnum.mir
  llvm/test/CodeGen/AArch64/GlobalISel/legalize-fminnum.mir
  llvm/test/CodeGen/AArch64/GlobalISel/legalizer-info-validation.mir

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