This is the ouptput from the Test_swStack.pbp program
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--- Simple Test ---
Sub1 -StackPTR = 1  Full=0  Empty=0  OFL=0  UFL=0
Sub2 -StackPTR = 2  Full=0  Empty=0  OFL=0  UFL=0
Sub3 -StackPTR = 3  Full=0  Empty=0  OFL=0  UFL=0
Sub2 -StackPTR = 1  Full=0  Empty=0  OFL=0  UFL=0
Sub3 -StackPTR = 2  Full=0  Empty=0  OFL=0  UFL=0
Sub3 -StackPTR = 1  Full=0  Empty=0  OFL=0  UFL=0
--- Recursive Test ---
Enter-StackPTR = 0  Full=0  Empty=1  OFL=0  UFL=0
Enter-StackPTR = 1  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 2  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 3  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 4  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 5  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 6  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 7  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 8  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 9  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 10  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 11  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 12  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 13  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 14  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 15  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 16  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 17  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 18  Full=0  Empty=0  OFL=0  UFL=0
Enter-StackPTR = 19  Full=0  Empty=0  OFL=0  UFL=0
Full -StackPTR = 20  Full=1  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 19  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 18  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 17  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 16  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 15  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 14  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 13  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 12  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 11  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 10  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 9  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 8  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 7  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 6  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 5  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 4  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 3  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 2  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 1  Full=0  Empty=0  OFL=0  UFL=0
 Exit-StackPTR = 0  Full=0  Empty=1  OFL=0  UFL=0

