The content of the top of a memory stack is 5320. The content of the stack pointer
Question:
The content of the top of a memory stack is 5320. The content of the stack pointer SP is 3560. A two-word call subroutine instruction is located in memory at address 1120 followed by the address field of 6720 at location 1121. What are the content of PC, SP, and the top of the stack:
a. Before the call instruction is fetched from memory?
b. After the call instruction is executed?
c. After the return from subroutine?
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To determine the content of the Program Counter PC Stack Pointer SP and the top of the stack before and after the call instruction is fetched executed ...View the full answer
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Muhammad Umair
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