lab7 done

onestage_elf.py

@@ -163,6 +163,12 @@ for t in itertools.count():
             if val & 0b1 == 0b1:
                 # exit
                 print(f"{t:20d}:", display())
+                status = "TEST PASS" if RF.read(10) == 0 else "TEST FAIL"
+                print(status)
+                if status == "TEST FAIL":
+                    exit(1)
+                if status == "TEST PASS":
+                    exit(0)
                 RF.display()
                 print (f"SYSCALL: exit ({val>>1})")
                 sys.exit(val>>1)
@@ -222,11 +228,11 @@ for t in itertools.count():
    #     break
     if imem[PC.out()] == 0:
         status = "TEST PASS" if RF.read(10) == 0 else "TEST FAIL"
+        print(status)
         if status == "TEST FAIL":
             exit(1)
         if status == "TEST PASS":
             exit(0)
-        print(status)
         #print("Done -- end of program.")
         print("------------------------------<  Final reg values  >------------------------------")
         RF.display()