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The content of the top of the memory stack is 3 5 5 . the content of the stack pointer sp is 1 0 6
The content of the top of the memory stack is the content of the stack pointer sp is assume you want to organize a nested subroutine calls on a computer as follows:
the routine main calls a subroutine SUB by executing a two word call subroutine instruction located in memory address followed by the address field of at location.
Again, subroutine SUB calls another subroutine SUB by executing a two word call subroutinel finstruction located in memory address followed
by the address field of at withlocation copy and complete the table with the content of pc sp and top of the stack.
Find: After the subroutine call instruction is executed in the main routine
After the subroutine call instruction is executed in the subroutine SUB
After the return from SUB subroutine
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