5.4 · exercise

Quiz: Memory Addressing - Intermediate

Apply your knowledge of AArch64 addressing modes, local variables, and alignment mechanics.

0 of 10 correct

What is the key difference between pre-indexed and post-indexed addressing modes?

How many bytes does the 'strh' (Store Halfword) instruction write to memory?

What is the purpose of the bitwise calculation 'add sp, sp, -20 & -16'?

What specific action does the 'stp x29, x30, [sp, -16]!' instruction perform?

How are stack variables typically addressed within a function's body?

If you need to declare an alias for a register to make code more readable (e.g., renaming x29 to fp), which assembler directive should you use?

How are variables that are local to a specific block of code (like an if-statement) managed in assembly?

If an instruction needs to load 4 bytes from RAM into an X register and sign-extend the high-order bits, which instruction must be used?

What defines a 'full, descending' stack architecture?

What happens if a program attempts a memory access using a Stack Pointer (SP) that is not evenly divisible by 16?