(ins QPR:$src), itin, OpcodeStr, Dt, "$dst, $src", "",
[(set QPR:$dst, (ResTy (IntOp (OpTy QPR:$src))))]>;
+// Narrow 2-register operations.
+class N2VN<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18,
+ bits<2> op17_16, bits<5> op11_7, bit op6, bit op4,
+ InstrItinClass itin, string OpcodeStr, string Dt,
+ ValueType TyD, ValueType TyQ, SDNode OpNode>
+ : N2V<op24_23, op21_20, op19_18, op17_16, op11_7, op6, op4, (outs DPR:$dst),
+ (ins QPR:$src), itin, OpcodeStr, Dt, "$dst, $src", "",
+ [(set DPR:$dst, (TyD (OpNode (TyQ QPR:$src))))]>;
+
// Narrow 2-register intrinsics.
class N2VNInt<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18,
bits<2> op17_16, bits<5> op11_7, bit op6, bit op4,
}
+// Neon Narrowing 2-register vector operations,
+// source operand element sizes of 16, 32 and 64 bits:
+multiclass N2VN_HSD<bits<2> op24_23, bits<2> op21_20, bits<2> op17_16,
+ bits<5> op11_7, bit op6, bit op4,
+ InstrItinClass itin, string OpcodeStr, string Dt,
+ SDNode OpNode> {
+ def v8i8 : N2VN<op24_23, op21_20, 0b00, op17_16, op11_7, op6, op4,
+ itin, OpcodeStr, !strconcat(Dt, "16"),
+ v8i8, v8i16, OpNode>;
+ def v4i16 : N2VN<op24_23, op21_20, 0b01, op17_16, op11_7, op6, op4,
+ itin, OpcodeStr, !strconcat(Dt, "32"),
+ v4i16, v4i32, OpNode>;
+ def v2i32 : N2VN<op24_23, op21_20, 0b10, op17_16, op11_7, op6, op4,
+ itin, OpcodeStr, !strconcat(Dt, "64"),
+ v2i32, v2i64, OpNode>;
+}
+
// Neon Narrowing 2-register vector intrinsics,
// source operand element sizes of 16, 32 and 64 bits:
multiclass N2VNInt_HSD<bits<2> op24_23, bits<2> op21_20, bits<2> op17_16,
[(set QPR:$dst, (v4f32 (NEONvdup (f32 SPR:$src))))]>;
// VMOVN : Vector Narrowing Move
-defm VMOVN : N2VNInt_HSD<0b11,0b11,0b10,0b00100,0,0, IIC_VMOVD,
- "vmovn", "i", int_arm_neon_vmovn>;
+defm VMOVN : N2VN_HSD<0b11,0b11,0b10,0b00100,0,0, IIC_VMOVD,
+ "vmovn", "i", trunc>;
// VQMOVN : Vector Saturating Narrowing Move
defm VQMOVNs : N2VNInt_HSD<0b11,0b11,0b10,0b00101,0,0, IIC_VQUNAiD,
"vqmovn", "s", int_arm_neon_vqmovns>;
((Name.compare(14, 5, "vaddw", 5) == 0 ||
Name.compare(14, 5, "vsubw", 5) == 0) &&
(Name.compare(19, 2, "s.", 2) == 0 ||
- Name.compare(19, 2, "u.", 2) == 0))) {
+ Name.compare(19, 2, "u.", 2) == 0)) ||
+
+ (Name.compare(14, 6, "vmovn.", 6) == 0)) {
// Calls to these are transformed into IR without intrinsics.
NewFn = 0;
else
NewI = BinaryOperator::CreateSub(V0, V1,"upgraded."+CI->getName(),CI);
+ } else if (Name.compare(14, 6, "vmovn.", 6) == 0) {
+ NewI = new TruncInst(CI->getArgOperand(0), CI->getType(),
+ "upgraded." + CI->getName(), CI);
} else {
llvm_unreachable("Unknown arm.neon function for CallInst upgrade.");
}