[llvm] [SystemZ] Handle f16 load positive/negative/complement without libcalls. (PR #136286)

[Ulrich Weigand via llvm-commits]

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@@ -554,6 +554,8 @@ SystemZTargetLowering::SystemZTargetLowering(const TargetMachine &TM,
     setOperationAction(ISD::BITCAST, MVT::i16, Custom);
     setOperationAction(ISD::IS_FPCLASS, MVT::f16, Custom);
     setOperationAction(ISD::FCOPYSIGN, MVT::f16, Legal);
+    for (auto Op : {ISD::FNEG, ISD::FABS})
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uweigand wrote:

Minor nit: maybe add FCOPYSIGN to the loop then?

https://github.com/llvm/llvm-project/pull/136286