diff --git a/src/frontend/A64/decoder/a64.inc b/src/frontend/A64/decoder/a64.inc
index 18a67165..2764d7a1 100644
--- a/src/frontend/A64/decoder/a64.inc
+++ b/src/frontend/A64/decoder/a64.inc
@@ -687,7 +687,7 @@ INST(SSUBW,                  "SSUBW, SSUBW2",                             "0Q001
 //INST(SMLSL_vec,              "SMLSL, SMLSL2 (vector)",                    "0Q001110zz1mmmmm101000nnnnnddddd")
 //INST(SMULL_vec,              "SMULL, SMULL2 (vector)",                    "0Q001110zz1mmmmm110000nnnnnddddd")
 //INST(PMULL,                  "PMULL, PMULL2",                             "0Q001110zz1mmmmm111000nnnnnddddd")
-//INST(UADDL,                  "UADDL, UADDL2",                             "0Q101110zz1mmmmm000000nnnnnddddd")
+INST(UADDL,                  "UADDL, UADDL2",                             "0Q101110zz1mmmmm000000nnnnnddddd")
 INST(UADDW,                  "UADDW, UADDW2",                             "0Q101110zz1mmmmm000100nnnnnddddd")
 //INST(USUBL,                  "USUBL, USUBL2",                             "0Q101110zz1mmmmm001000nnnnnddddd")
 INST(USUBW,                  "USUBW, USUBW2",                             "0Q101110zz1mmmmm001100nnnnnddddd")
diff --git a/src/frontend/A64/translate/impl/simd_three_different.cpp b/src/frontend/A64/translate/impl/simd_three_different.cpp
index edacf662..b43d3ee8 100644
--- a/src/frontend/A64/translate/impl/simd_three_different.cpp
+++ b/src/frontend/A64/translate/impl/simd_three_different.cpp
@@ -40,6 +40,22 @@ bool TranslatorVisitor::SSUBW(bool Q, Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
     return true;
 }
 
+bool TranslatorVisitor::UADDL(bool Q, Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
+    if (size == 0b11) {
+        return ReservedValue();
+    }
+
+    const size_t esize = 8 << size.ZeroExtend();
+    const size_t part = Q ? 1 : 0;
+
+    const IR::U128 operand1 = ir.VectorZeroExtend(esize, Vpart(64, Vn, part));
+    const IR::U128 operand2 = ir.VectorZeroExtend(esize, Vpart(64, Vm, part));
+    const IR::U128 result = ir.VectorAdd(esize * 2, operand1, operand2);
+
+    V(128, Vd, result);
+    return true;
+}
+
 bool TranslatorVisitor::UADDW(bool Q, Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
     if (size == 0b11) {
         return ReservedValue();