callpop_x86-intel.s

; callpop_x86-intel.s - call/pop buffer reference example.

[SECTION .text]
global _start

_start:
  jmp short load      ; jump to call

shellcode:
  pop ebx             ; save the string address
  nop

  mov long eax,1
  int 0x80            ; exit syscall

load:
  call shellcode      ; push string address and jump
  db 'ABCDEFG'        ; buffer 
  db 0                ; null terminator