Implemented infinite loops

src/build/asm/Mnemonic.go

@@ -9,6 +9,7 @@ const (
 	SYSCALL
 	LABEL
 	CALL
+	JUMP
 )
 
 // String returns a human readable version.
@@ -28,6 +29,9 @@ func (m Mnemonic) String() string {
 
 	case CALL:
 		return "call"
+
+	case JUMP:
+		return "jump"
 	}
 
 	return "NONE"