+
+// Neon 2-register vector intrinsics,
+// element sizes of 8, 16 and 32 bits:
+multiclass N2VInt_QHS<bits<2> op24_23, bits<2> op21_20, bits<2> op17_16,
+ bits<5> op11_7, bit op4,
+ InstrItinClass itinD, InstrItinClass itinQ,
+ string OpcodeStr, string Dt, Intrinsic IntOp> {
+ // 64-bit vector types.
+ def v8i8 : N2VDInt<op24_23, op21_20, 0b00, op17_16, op11_7, op4,
+ itinD, OpcodeStr, !strconcat(Dt, "8"), v8i8, v8i8, IntOp>;
+ def v4i16 : N2VDInt<op24_23, op21_20, 0b01, op17_16, op11_7, op4,
+ itinD, OpcodeStr, !strconcat(Dt, "16"),v4i16,v4i16,IntOp>;
+ def v2i32 : N2VDInt<op24_23, op21_20, 0b10, op17_16, op11_7, op4,
+ itinD, OpcodeStr, !strconcat(Dt, "32"),v2i32,v2i32,IntOp>;
+
+ // 128-bit vector types.
+ def v16i8 : N2VQInt<op24_23, op21_20, 0b00, op17_16, op11_7, op4,
+ itinQ, OpcodeStr, !strconcat(Dt, "8"), v16i8,v16i8,IntOp>;
+ def v8i16 : N2VQInt<op24_23, op21_20, 0b01, op17_16, op11_7, op4,
+ itinQ, OpcodeStr, !strconcat(Dt, "16"),v8i16,v8i16,IntOp>;
+ def v4i32 : N2VQInt<op24_23, op21_20, 0b10, op17_16, op11_7, op4,
+ itinQ, OpcodeStr, !strconcat(Dt, "32"),v4i32,v4i32,IntOp>;
+}
+
+
+// Neon Narrowing 2-register vector operations,
+// source operand element sizes of 16, 32 and 64 bits:
+multiclass N2VN_HSD<bits<2> op24_23, bits<2> op21_20, bits<2> op17_16,
+ bits<5> op11_7, bit op6, bit op4,
+ InstrItinClass itin, string OpcodeStr, string Dt,
+ SDNode OpNode> {
+ def v8i8 : N2VN<op24_23, op21_20, 0b00, op17_16, op11_7, op6, op4,
+ itin, OpcodeStr, !strconcat(Dt, "16"),
+ v8i8, v8i16, OpNode>;
+ def v4i16 : N2VN<op24_23, op21_20, 0b01, op17_16, op11_7, op6, op4,
+ itin, OpcodeStr, !strconcat(Dt, "32"),
+ v4i16, v4i32, OpNode>;
+ def v2i32 : N2VN<op24_23, op21_20, 0b10, op17_16, op11_7, op6, op4,
+ itin, OpcodeStr, !strconcat(Dt, "64"),
+ v2i32, v2i64, OpNode>;
+}
+
+// Neon Narrowing 2-register vector intrinsics,
+// source operand element sizes of 16, 32 and 64 bits:
+multiclass N2VNInt_HSD<bits<2> op24_23, bits<2> op21_20, bits<2> op17_16,
+ bits<5> op11_7, bit op6, bit op4,
+ InstrItinClass itin, string OpcodeStr, string Dt,
+ Intrinsic IntOp> {
+ def v8i8 : N2VNInt<op24_23, op21_20, 0b00, op17_16, op11_7, op6, op4,
+ itin, OpcodeStr, !strconcat(Dt, "16"),
+ v8i8, v8i16, IntOp>;
+ def v4i16 : N2VNInt<op24_23, op21_20, 0b01, op17_16, op11_7, op6, op4,
+ itin, OpcodeStr, !strconcat(Dt, "32"),
+ v4i16, v4i32, IntOp>;
+ def v2i32 : N2VNInt<op24_23, op21_20, 0b10, op17_16, op11_7, op6, op4,
+ itin, OpcodeStr, !strconcat(Dt, "64"),
+ v2i32, v2i64, IntOp>;
+}
+
+
+// Neon Lengthening 2-register vector intrinsic (currently specific to VMOVL).
+// source operand element sizes of 16, 32 and 64 bits:
+multiclass N2VL_QHS<bits<2> op24_23, bits<5> op11_7, bit op6, bit op4,
+ string OpcodeStr, string Dt, SDNode OpNode> {
+ def v8i16 : N2VL<op24_23, 0b00, 0b10, 0b00, op11_7, op6, op4, IIC_VQUNAiD,
+ OpcodeStr, !strconcat(Dt, "8"), v8i16, v8i8, OpNode>;
+ def v4i32 : N2VL<op24_23, 0b01, 0b00, 0b00, op11_7, op6, op4, IIC_VQUNAiD,
+ OpcodeStr, !strconcat(Dt, "16"), v4i32, v4i16, OpNode>;
+ def v2i64 : N2VL<op24_23, 0b10, 0b00, 0b00, op11_7, op6, op4, IIC_VQUNAiD,
+ OpcodeStr, !strconcat(Dt, "32"), v2i64, v2i32, OpNode>;
+}
+
+