| 1 | section .data |
| 2 | |
| 3 | stack_at_first_entry: |
| 4 | dq 0 |
| 5 | |
| 6 | section .text |
| 7 | |
| 8 | global menu |
| 9 | extern _menu |
| 10 | menu: |
| 11 | xor eax, eax |
| 12 | cmp [rel stack_at_first_entry], rax |
| 13 | jne .L1 |
| 14 | mov [rel stack_at_first_entry], rsp |
| 15 | jmp .L2 |
| 16 | .L1: |
| 17 | mov rsp, [rel stack_at_first_entry] |
| 18 | .L2: |
| 19 | push 0 |
| 20 | push 0 |
| 21 | jmp _menu |
| 22 | |
| 23 | section .note.GNU-stack noalloc noexec nowrite progbits |
