- reg_req => { in => [ "general_purpose", "general_purpose" ], out => [ "general_purpose" ] },
- emit => '. sub %D1, %S1, %S2'
-},
-
-subu => {
- reg_req => { in => [ "general_purpose", "general_purpose" ], out => [ "general_purpose" ] },
+ reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },