test/elif.asm

   1 ;Testname=unoptimized; Arguments=-O0 -fobj -oelif.obj; Files=stdout stderr elif.obj
   2 ;Testname=optimized;   Arguments=-Ox -fobj -oelif.obj; Files=stdout stderr elif.obj
   3
   4 %macro DosPrintMsg 1+
   5 %ifnid %1
   6 section .data
   7 %%str_to_print:db %1
   8 section .text
   9  mov dx,%%str_to_print
  10  mov ah,9
  11  int 0x21
  12 %else
  13  mov dx,(%1)
  14  mov ah,9
  15  int 0x21
  16 %endif
  17 %endmacro
  18
  19 %macro DosExit 1
  20 %if (%1) == 0
  21 ;use short-form return 0 exit
  22  int 0x20
  23 %elif ((%1) < 256) && ((%1) > 0)
  24  mov ax,0x4C00 | (%1)
  25  int 0x21
  26 %else
  27 %error Invalid return value
  28 %endif
  29 %endmacro
  30
  31 org 0x100
  32  DosPrintMsg predefined_str
  33  DosPrintMsg "Using string with macro-defined label",10,0
  34  DosExit 0
  35  DosExit 1
  36  DosExit 256
  37
  38 section .data
  39 predefined_str:db "Using string with predefined label",10,0