[AArch64][NFC] Replace setOperationAction and AddPromotedToType

with setOperationPromotedToType.

Reviewed By: dmgreen

Differential Revision: https://reviews.llvm.org/D132213

Author: wanglian

llvm/lib/Target/AArch64/AArch64ISelLowering.cpp

@@ -628,14 +628,10 @@ AArch64TargetLowering::AArch64TargetLowering(const TargetMachine &TM,
       setOperationAction(Op, MVT::f16, Custom);
 
     // promote v4f16 to v4f32 when that is known to be safe.
-    setOperationAction(ISD::FADD,        MVT::v4f16, Promote);
-    setOperationAction(ISD::FSUB,        MVT::v4f16, Promote);
-    setOperationAction(ISD::FMUL,        MVT::v4f16, Promote);
-    setOperationAction(ISD::FDIV,        MVT::v4f16, Promote);
-    AddPromotedToType(ISD::FADD,         MVT::v4f16, MVT::v4f32);
-    AddPromotedToType(ISD::FSUB,         MVT::v4f16, MVT::v4f32);
-    AddPromotedToType(ISD::FMUL,         MVT::v4f16, MVT::v4f32);
-    AddPromotedToType(ISD::FDIV,         MVT::v4f16, MVT::v4f32);
+    setOperationPromotedToType(ISD::FADD, MVT::v4f16, MVT::v4f32);
+    setOperationPromotedToType(ISD::FSUB, MVT::v4f16, MVT::v4f32);
+    setOperationPromotedToType(ISD::FMUL, MVT::v4f16, MVT::v4f32);
+    setOperationPromotedToType(ISD::FDIV, MVT::v4f16, MVT::v4f32);
 
     setOperationAction(ISD::FABS,        MVT::v4f16, Expand);
     setOperationAction(ISD::FNEG,        MVT::v4f16, Expand);