diff --git a/src/frontend/A64/decoder/a64.inc b/src/frontend/A64/decoder/a64.inc
index 6e4bf6f7..bb1a9341 100644
--- a/src/frontend/A64/decoder/a64.inc
+++ b/src/frontend/A64/decoder/a64.inc
@@ -729,7 +729,7 @@ INST(ADDP_vec,               "ADDP (vector)",                             "0Q001
 INST(FADD_2,                 "FADD (vector)",                             "0Q0011100z1mmmmm110101nnnnnddddd")
 //INST(FMAX_2,                 "FMAX (vector)",                             "0Q0011100z1mmmmm111101nnnnnddddd")
 //INST(FMULX_vec_4,            "FMULX",                                     "0Q0011100z1mmmmm110111nnnnnddddd")
-//INST(FCMEQ_reg_4,            "FCMEQ (register)",                          "0Q0011100z1mmmmm111001nnnnnddddd")
+INST(FCMEQ_reg_4,            "FCMEQ (register)",                          "0Q0011100z1mmmmm111001nnnnnddddd")
 //INST(FMLAL_vec_1,            "FMLAL, FMLAL2 (vector)",                    "0Q0011100z1mmmmm111011nnnnnddddd")
 //INST(FRECPS_4,               "FRECPS",                                    "0Q0011100z1mmmmm111111nnnnnddddd")
 INST(AND_asimd,              "AND (vector)",                              "0Q001110001mmmmm000111nnnnnddddd")
diff --git a/src/frontend/A64/translate/impl/simd_three_same.cpp b/src/frontend/A64/translate/impl/simd_three_same.cpp
index 64f21e90..92d643bf 100644
--- a/src/frontend/A64/translate/impl/simd_three_same.cpp
+++ b/src/frontend/A64/translate/impl/simd_three_same.cpp
@@ -344,6 +344,22 @@ bool TranslatorVisitor::FADD_2(bool Q, bool sz, Vec Vm, Vec Vn, Vec Vd) {
     return true;
 }
 
+bool TranslatorVisitor::FCMEQ_reg_4(bool Q, bool sz, Vec Vm, Vec Vn, Vec Vd) {
+    if (sz && !Q) {
+        return ReservedValue();
+    }
+
+    const size_t esize = sz ? 64 : 32;
+    const size_t datasize = Q ? 128 : 64;
+
+    const IR::U128 operand1 = V(datasize, Vn);
+    const IR::U128 operand2 = V(datasize, Vm);
+    const IR::U128 result = ir.FPVectorEqual(esize, operand1, operand2);
+
+    V(datasize, Vd, result);
+    return true;
+}
+
 bool TranslatorVisitor::AND_asimd(bool Q, Vec Vm, Vec Vn, Vec Vd) {
     const size_t datasize = Q ? 128 : 64;