The Stack

Question 1

What are the length of the addresses in ARMv8?

Answer 1

64-bit or 8 byte addresses

Question 2

Stack Memory is?

Answer 2

The space in RAM provided by the OS to store data for a function

Question 3

The Stack Pointer (SP) register always points to?

Answer 3

The top of the stack

Question 4

The Frame Pointer (FP) is?

Answer 4

Used to point to local variables in a stack frame

Is stable once set at the beginning of the function

Question 5

A Stack Frame is?

Answer 5

Pushed onto the stack when entering a function
It must be at least 16 bytes long
It is popped when the function returns to calling code

Question 6

Stack Variables are?

Answer 6

Created by allocating extra space in the stack frame when entering a function

Question 7

Stack Variables are addressed by?

Answer 7

Adding an offset to the base address in FP

Question 8

Local Variables are?

Answer 8

Implemented as stack variables in assembly