section .data

stack_at_first_entry:
    dq 0

section .text

global menu
extern _menu
menu:
    xor eax, eax
    cmp [rel stack_at_first_entry], rax
    jne .L1
    mov [rel stack_at_first_entry], rsp
    jmp .L2
.L1:
    mov rsp, [rel stack_at_first_entry]
.L2:
    push 0
    push 0
    jmp _menu

section .note.GNU-stack noalloc noexec nowrite progbits
