; Assembler Practice#3
;  // find the largest of the three and set w to it
;  // assume no two are equal
;  if (x > y) {
;    if (x > z) {
;      w = x;
;    } else {
;      w = z;
;    }
;  } else {
;    if (y > z) {
;      w = y;
;    } else {
;      w = z;
;    }
;  }
;  print w;

extern printf
segment .data
  wOut db "w=%d",10,0
  x dd 55
  y dd 11
  z dd 63
  w dd 0

segment .text
  global main
main:
  push ebp
  mov ebp, esp

  mov eax, [x]
  cmp eax, [y]
  jle _outerElse
  cmp eax, [z]
  jle _topInnerElse
  mov [w], eax            ; x wins
  jmp printAnswer
_topInnerElse:
  mov eax, [z]
  mov [w], eax            ; z wins
  jmp printAnswer
_outerElse:
  mov eax, [y]
  cmp eax, [z]
  jle _bottomInnerElse
  mov [w], eax            ; y wins
  jmp printAnswer
_bottomInnerElse:
  mov eax, [z]
  mov [w], eax            ; z wins
printAnswer:
  push dword [w]
  push wOut
  call printf
  add esp, 8

  mov eax, 0
  mov esp, ebp
  pop ebp
  ret