diff --git a/sys/arm64/arm64/disassem.c b/sys/arm64/arm64/disassem.c
--- a/sys/arm64/arm64/disassem.c
+++ b/sys/arm64/arm64/disassem.c
@@ -116,6 +116,9 @@
 	 * OP <RN|SP>, <RM>, {, <extend> { #<amount> } }
 	 */
 	TYPE_04,
+
+	/* OP */
+	TYPE_07,
 };
 
 /*
@@ -281,6 +284,44 @@
 	    TYPE_04, 0 },			/* cmp extended register */
 	{ "subs", "SF(1)|1101011001|RM(5)|OPTION(3)|IMM(3)|RN(5)|RD(5)",
 	    TYPE_04, 0 },			/* subs extended register */
+	{ "cfinv", "11010101000000000100000000011111",
+	    TYPE_07, 0 },
+	{ "dgh", "11010101000000110010000011011111",
+	    TYPE_07, 0 },
+	{ "drps", "11010110101111110000001111100000",
+	    TYPE_07, 0 },
+	{ "eret", "11010110100111110000001111100000",
+	    TYPE_07, 0 },
+	{ "eretaa", "11010110100111110000101111111111",
+	    TYPE_07, 0 },
+	{ "eretab", "11010110100111110000111111111111",
+	    TYPE_07, 0 },
+	{ "esb", "11010101000000110010001000011111",
+	    TYPE_07, 0 },
+	{ "nop", "11010101000000110010000000011111",
+	    TYPE_07, 0 },
+	{ "psb csync", "11010101000000110010001000111111",
+	    TYPE_07, 0 },
+	{ "pssbb", "11010101000000110011010010011111",
+	    TYPE_07, 0 },
+	{ "retaa", "11010110010111110000101111111111",
+	    TYPE_07, 0 },
+	{ "retab", "11010110010111110000111111111111",
+	    TYPE_07, 0 },
+	{ "sb", "11010101000000110011000011111111",
+	    TYPE_07, 0 },
+	{ "sev", "11010101000000110010000010011111",
+	    TYPE_07, 0 },
+	{ "sevl", "11010101000000110010000010111111",
+	    TYPE_07, 0 },
+	{ "tsb csync", "11010101000000110010001001011111",
+	    TYPE_07, 0 },
+	{ "wfe", "11010101000000110010000001011111",
+	    TYPE_07, 0 },
+	{ "wfi", "11010101000000110010000001111111",
+	    TYPE_07, 0 },
+	{ "yield", "11010101000000110010000000111111",
+	    TYPE_07, 0 },
 	{ NULL, NULL }
 };
 
@@ -757,6 +798,13 @@
 			di->di_printf(", %s #%d", extend, imm);
 
 		break;
+
+	case TYPE_07:
+		/* OP */
+
+		di->di_printf("%s", i_ptr->name);
+
+		break;
 	default:
 		goto undefined;
 	}