How many times does the stosd operation run

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Reference no: EM133258807

Exercises:

xor eax, eax

mov ecx, 5

lea edi, [esp]

rep stosd

mov al, 0xFF

stosw

stosb

Question 1. How many times does the 'stosd' operation run? Why?

Question 2. If esp was address 0x4b0000 on the heap, what would edi be after the sequence is complete? Why?

Question 3. How many bytes on the heap are modified by the code above? Why?

Question 4. Describe as completely as possible what the code above is doing.

Question 5. Illustrate precisely how the modified heap space should look given the sequence above.

Reference no: EM133258807

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