3 files changed, 14 insertions, 0 deletions
diff --git a/src/Structure/Instructions/Instrs/Reference/RefFunc.php b/src/Structure/Instructions/Instrs/Reference/RefFunc.php
index 9924de1..0ccbc36 100644
--- a/src/Structure/Instructions/Instrs/Reference/RefFunc.php
+++ b/src/Structure/Instructions/Instrs/Reference/RefFunc.php
@@ -13,4 +13,9 @@ final readonly class RefFunc extends Instr
         public FuncIdx $func,
     ) {
     }
+
+    public static function opName(): string
+    {
+        return "ref.func";
+    }
 }
diff --git a/src/Structure/Instructions/Instrs/Reference/RefIsNull.php b/src/Structure/Instructions/Instrs/Reference/RefIsNull.php
index eb8db06..116fc4e 100644
--- a/src/Structure/Instructions/Instrs/Reference/RefIsNull.php
+++ b/src/Structure/Instructions/Instrs/Reference/RefIsNull.php
@@ -8,4 +8,8 @@ use Nsfisis\Waddiwasi\Structure\Instructions\Instr;
 
 final readonly class RefIsNull extends Instr
 {
+    public static function opName(): string
+    {
+        return "ref.is_null";
+    }
 }
diff --git a/src/Structure/Instructions/Instrs/Reference/RefNull.php b/src/Structure/Instructions/Instrs/Reference/RefNull.php
index 06e339c..11c603c 100644
--- a/src/Structure/Instructions/Instrs/Reference/RefNull.php
+++ b/src/Structure/Instructions/Instrs/Reference/RefNull.php
@@ -13,4 +13,9 @@ final readonly class RefNull extends Instr
         public RefType $type,
     ) {
     }
+
+    public static function opName(): string
+    {
+        return "ref.null";
+    }
 }