test/optimization.asm

   1 ;Testname=O0; Arguments=-O0 -fbin -ooptimization.bin; Files=stdout stderr optimization.bin
   2 ;Testname=O1; Arguments=-O1 -fbin -ooptimization.bin; Files=stdout stderr optimization.bin
   3 ;Testname=Ox; Arguments=-Ox -fbin -ooptimization.bin; Files=stdout stderr optimization.bin
   4
   5 BITS 32
   6
   7 ; Simple
   8 jmp foo
   9 times 124 nop
  10 foo:
  11
  12 ; Must start short to converge optimally
  13 jmp car
  14 times 127 nop
  15 car:
  16
  17 ; Always near
  18 jmp cdr
  19 times 128 nop
  20 cdr:
  21
  22
  23 ; Simple
  24 add eax, quux2 - quux1
  25 quux1:
  26 times 127 nop
  27 quux2:
  28
  29 ; Must start short
  30 corge1:
  31 add eax, corge2 - corge1
  32 times 127 - 3 nop
  33 corge2:
  34
  35
  36 ; Simple
  37 lea eax, [bolug2-bolug1]
  38 bolug1:
  39 times 127 nop
  40 bolug2:
  41
  42 ; Must start short
  43 calog1:
  44 lea eax, [calog2-calog1]
  45 times 127 - 3 nop
  46 calog2:
  47
  48
  49 ; Simple
  50 lea eax, [eax+dolug2-dolug1]
  51 dolug1:
  52 times 127 nop
  53 dolug2:
  54
  55 ; Must start short
  56 ealog1:
  57 lea eax, [eax+ealog2-ealog1]
  58 times 127 - 3 nop
  59 ealog2:
  60
  61 ; Must stay long!
  62 lea eax, [eax+folug2-folug1]
  63 folug1:
  64 times 128 nop
  65 folug2:
  66
  67 ; Must stay long!
  68 galog1:
  69 lea eax, [eax+galog2-galog1]
  70 times 128 - 3 nop
  71 galog2:
  72
  73 ; Sbyte tests...
  74 onetwentysix    equ 126
  75 onetwentynine   equ 129
  76
  77 add eax,onetwentyseven          ; sbyte (forward)
  78 add eax,onetwentyeight          ; not sbyte (forward)
  79 add eax,onetwentyseven          ; sbyte (forward)
  80 add eax,onetwentysix            ; sbyte (backward)
  81 add eax,onetwentynine           ; not sbyte (backward)
  82 add ecx,onetwentyseven          ; sbyte (forward)
  83 add ecx,onetwentyeight          ; not sbyte (forward)
  84 add ecx,onetwentyseven          ; sbyte (forward)
  85 add ecx,onetwentysix            ; sbyte (backward)
  86 add ecx,onetwentynine           ; not sbyte (backward)
  87
  88 onetwentyseven  equ 127
  89 onetwentyeight  equ 128
  90
  91 ; Simple
  92 add eax, holug2-holug1
  93 holug1:
  94 times 127 nop
  95 holug2:
  96
  97 ; Must start short
  98 ialog1:
  99 add eax, ialog2-ialog1
 100 times 127 - 3 nop
 101 ialog2:
 102
 103 ; Do not confuse forward references and segmentless addresses!
 104 jmp 12345