diff --git a/dynasm/dasm_s390x.lua b/dynasm/dasm_s390x.lua
index 0c1263c5..7d95f788 100644
--- a/dynasm/dasm_s390x.lua
+++ b/dynasm/dasm_s390x.lua
@@ -1194,7 +1194,22 @@ map_op = {
   -- RRF-e instructions
   cfebr_3 =	"0000b3980000RRF-e",
   cfebra_4 =	"0000b3980000RRF-e",
+  cfdbr_3 =	"0000b3990000RRF-e",
+  cfdbra_4 =	"0000b3990000RRF-e",
+  cfxbr_3 =	"0000b39a0000RRF-e",
+  cfxbra_4 =	"0000b39a0000RRF-e",
+  cgebr_3 =	"0000b3a80000RRF-e",
+  cgebra_4 =	"0000b3a80000RRF-e",
+  cgdbr_3 =	"0000b3a90000RRF-e",
+  cgdbra_4 =	"0000b3a90000RRF-e",
+  cgxbr_3 =	"0000b3aa0000RRF-e",
+  cgxbra_4 =	"0000b3aa0000RRF-e",
+  cefbra_4 =	"0000b3940000RRF-e",
+  cdfbra_4 =	"0000b3950000RRF-e",
+  cxfbra_4 =	"0000b3960000RRF-e",
   cegbra_4 =	"0000b3a40000RRF-e",
+  cdgbra_4 =	"0000b3a50000RRF-e",
+  cxgbra_4 =	"0000b3a60000RRF-e",
   -- RXE instructions
   adb_2 =	"ed000000001aRXE",
   aeb_2 =	"ed000000000aRXE",