diff --git a/ruamoko/include/types.h b/ruamoko/include/types.h
index c2f157e76..19ec0c736 100644
--- a/ruamoko/include/types.h
+++ b/ruamoko/include/types.h
@@ -92,5 +92,6 @@ typedef struct qfot_type_encodings_s {
 
 @extern string ty_meta_name[7];
 @extern string pr_type_name[ev_type_count];
+@extern int pr_type_size[ev_type_count];
 
 #endif
diff --git a/ruamoko/lib/types.r b/ruamoko/lib/types.r
index aa1f65a02..45f51c70e 100644
--- a/ruamoko/lib/types.r
+++ b/ruamoko/lib/types.r
@@ -11,6 +11,23 @@ string ty_meta_name[7] = {
 	"alias",
 };
 
+int pr_type_size[ev_type_count] = {
+	1,			// ev_void
+	1,			// ev_string
+	1,			// ev_float
+	3,			// ev_vector
+	1,			// ev_entity
+	1,			// ev_field
+	1,			// ev_func
+	1,			// ev_pointer
+	4,			// ev_quat
+	1,			// ev_integer
+	1,			// ev_uinteger
+	0,			// ev_short        value in opcode
+	2,			// ev_double
+	0,			// ev_invalid      not a valid/simple type
+};
+
 string pr_type_name[ev_type_count] = {
 	"void",
 	"string",
@@ -24,6 +41,6 @@ string pr_type_name[ev_type_count] = {
 	"integer",
 	"uinteger",
 	"short",
-	"double"
+	"double",
 	"invalid",
 };