Question

Which register holds the address of the top of the stack in x86?

Answer 1

stack pointer is used to hold the address at the top of the stack.

Answer 2

The Stack Register holds the address of the top of the stack in x86.

In x86, the main stack register is called stack pointer or SP.

The stack register is usually used to store information about the main memory block that is used during the execution of the program.

It uses two major functions:

PUSH and POP.

PUSH means to insert the datas in the memory and POP means to retrieve the data as and when required.