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  1. ;%include "io.mac"
  2. section .data
  3. hello db 'Hello World!'
  4.  
  5. section .text
  6. 	global _start
  7.  
  8. _start:
  9. 	;GetLInt eax
  10. 	;GetLInt ebx
  11. 	mov eax,10
  12. 	mov ebx,5
  13.  
  14. 	push eax
  15. 	push ebx
  16.  
  17. 	mov ebx,esp 
  18. 	mov eax,esp 
  19. 	add eax,4
  20.  
  21. 	push ebx
  22. 	push eax
  23.  
  24. 	call multi
  25.  
  26. 	pop ebx
  27. 	pop ebx
  28.  
  29. 	mov ebx,50
  30.  
  31. failed: cmp eax,ebx
  32. 	je failed
  33.  
  34. 	;PutLInt eax
  35. 	push eax         
  36. 	mov eax,4
  37. 	mov ebx,1 
  38. 	mov ecx,ebp 
  39. 	mov edx,1
  40.  
  41. end: mov eax,1            
  42. 	mov ebx,0            
  43. 	int 80h;
  44.  
  45. 	%define a1 dword [ebp+8]
  46. 	%define a2 dword [ebp+12]
  47.  
  48. 	soma:enter 0,0
  49. 	mov eax,a1
  50. 	mov eax,[eax]
  51.  
  52. 	mov ebx,a2
  53. 	add eax,[ebx]
  54.  
  55. 	leave
  56. 	ret
  57.  
  58.   %define mres dword[ebp-12]
  59.   %define mcount dword[ebp-8]
  60.   %define mbase dword[ebp-4]
  61.  
  62. 	multi:enter 12,0
  63.  
  64. 	mov eax,a2
  65. 	mov eax,[eax] ; Determinando o contador utilizado nas multiplicações
  66. 	mov mcount,eax
  67. 	mov eax,a1
  68. 	mov eax,[eax]
  69. 	cmp eax,0
  70.  
  71. 	jge contmulprep
  72. 	neg eax
  73. 	mov ebx,mcount
  74. 	neg ebx
  75. 	mov mcount,ebx ; Se o contador é negativo, inverte o sinal da base e contador
  76. 	jmp end
  77.  
  78. contmulprep:mov mbase,eax ; Empilhando valor da base 
  79. 	mov eax,0
  80. 	mov mres,eax  ; Empilhando  total
  81.  
  82. loopmul:mov ecx,mcount
  83.     cmp ecx,0 
  84. 	jle retmult
  85. 	sub ecx,1 
  86.  
  87. 	mov mcount,ecx  ; atualizando contador
  88. 	mov ebx,mbase
  89. 	mov eax,10
  90. 	cmp mres,eax
  91. 	je retmult
  92.  
  93. 	mov eax,ebp
  94. 	sub eax,4 ; base
  95. 	push eax 
  96.  
  97. 	mov eax,ebp
  98. 	sub eax,12	; resultado
  99. 	push eax ; Colocando o endereço do valor do resultado
  100.  
  101. 	call soma
  102.  
  103. 	pop ebx
  104. 	pop ebx ; Descartando os valores originais
  105.  
  106. 	mov mres,eax  ; copiando para o resultado
  107.  
  108. 	mov eax,4
  109. 	mov ebx,1 
  110. 	mov ecx,hello 
  111. 	mov edx,12
  112. 	int 80h
  113.  
  114. 	jmp loopmul
  115.  
  116. 	retmult:
  117. 	mov eax,mres
  118. 	leave
  119. 	ret
Success #stdin #stdout 0.01s 5288KB
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stdin
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Standard input is empty
stdout
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Hello World!
https://ideone.com/7IxlJg
language:
Assembler 32bit (nasm 2.14)
created:
9 days ago
visibility:
public

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