finish macrx

src/test/scala/gcd/test.scala

@@ -7,7 +7,7 @@ import chisel3.stage._
 object testModule extends App {
   (new chisel3.stage.ChiselStage).execute( Array("--target-dir", "generated/", "-e", "verilog" ) ++ args, Seq(
       ChiselGeneratorAnnotation(() => {
-    new MIIM()
+    new MacRx()
   })
     ))
 }