================
@@ -513,11 +514,26 @@ SystemZTargetLowering::SystemZTargetLowering(const
TargetMachine &TM,
}
// Handle floating-point types.
+ // Promote all f16 operations to float, with some exceptions below.
+ for (unsigned Opc = 0; Opc < ISD::BUILTIN_OP_END; ++Opc)
+ setOperationAction(Opc, MVT::f16, Promote);
+ setOperationAction(ISD::ConstantFP, MVT::f16, Expand);
+ for (MVT VT : {MVT::f32, MVT::f64, MVT::f128}) {
+ setLoadExtAction(ISD::EXTLOAD, VT, MVT::f16, Expand);
+ setTruncStoreAction(VT, MVT::f16, Expand);
+ setOperationAction(ISD::FP_EXTEND, VT, Custom);
+ setOperationAction(ISD::STRICT_FP_EXTEND, VT, Custom);
----------------
uweigand wrote:
Minor nit, but those two should probably be done in the loop below.
https://github.com/llvm/llvm-project/pull/109164
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