diff --git a/src/frontend/A64/decoder/a64.inc b/src/frontend/A64/decoder/a64.inc
index 6a14e5bc..1327e8c3 100644
--- a/src/frontend/A64/decoder/a64.inc
+++ b/src/frontend/A64/decoder/a64.inc
@@ -447,7 +447,7 @@ INST(ADDP_pair,              "ADDP (scalar)",                             "01011
 //INST(SQSUB_1,                "SQSUB",                                     "01011110zz1mmmmm001011nnnnnddddd")
 INST(CMGT_reg_1,             "CMGT (register)",                           "01011110zz1mmmmm001101nnnnnddddd")
 INST(CMGE_reg_1,             "CMGE (register)",                           "01011110zz1mmmmm001111nnnnnddddd")
-//INST(SSHL_1,                 "SSHL",                                      "01011110zz1mmmmm010001nnnnnddddd")
+INST(SSHL_1,                 "SSHL",                                      "01011110zz1mmmmm010001nnnnnddddd")
 //INST(SQSHL_reg_1,            "SQSHL (register)",                          "01011110zz1mmmmm010011nnnnnddddd")
 //INST(SRSHL_1,                "SRSHL",                                     "01011110zz1mmmmm010101nnnnnddddd")
 //INST(SQRSHL_1,               "SQRSHL",                                    "01011110zz1mmmmm010111nnnnnddddd")
diff --git a/src/frontend/A64/translate/impl/simd_scalar_three_same.cpp b/src/frontend/A64/translate/impl/simd_scalar_three_same.cpp
index 87c3e7bd..cfa7b91e 100644
--- a/src/frontend/A64/translate/impl/simd_scalar_three_same.cpp
+++ b/src/frontend/A64/translate/impl/simd_scalar_three_same.cpp
@@ -130,6 +130,19 @@ bool TranslatorVisitor::CMTST_1(Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
     return true;
 }
 
+bool TranslatorVisitor::SSHL_1(Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
+    if (size != 0b11) {
+        return ReservedValue();
+    }
+
+    const IR::U128 operand1 = V(64, Vn);
+    const IR::U128 operand2 = V(64, Vm);
+    const IR::U128 result = ir.VectorLogicalVShiftSigned(64, operand1, operand2);
+
+    V(64, Vd, result);
+    return true;
+}
+
 bool TranslatorVisitor::SUB_1(Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
     if (size != 0b11) {
         return ReservedValue();