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10554
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1 ;Cannot be automatically tested because it differs every time,
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2 ;I guess because of a date/time field.
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3
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4 ; test source file for assembling to COFF
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5 ; build with (under DJGPP, for example):
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6 ; nasm -f coff cofftest.asm
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7 ; gcc -o cofftest cofftest.c cofftest.o
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8
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9 ; This file should test the following:
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10 ; [1] Define and export a global text-section symbol
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11 ; [2] Define and export a global data-section symbol
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12 ; [3] Define and export a global BSS-section symbol
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13 ; [4] Define a non-global text-section symbol
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14 ; [5] Define a non-global data-section symbol
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15 ; [6] Define a non-global BSS-section symbol
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16 ; [7] Define a COMMON symbol
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17 ; [8] Define a NASM local label
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18 ; [9] Reference a NASM local label
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19 ; [10] Import an external symbol
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20 ; [11] Make a PC-relative call to an external symbol
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21 ; [12] Reference a text-section symbol in the text section
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22 ; [13] Reference a data-section symbol in the text section
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23 ; [14] Reference a BSS-section symbol in the text section
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24 ; [15] Reference a text-section symbol in the data section
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25 ; [16] Reference a data-section symbol in the data section
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26 ; [17] Reference a BSS-section symbol in the data section
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27
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28 BITS 32
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29 GLOBAL _lrotate ; [1]
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30 GLOBAL _greet ; [1]
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31 GLOBAL _asmstr ; [2]
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32 GLOBAL _textptr ; [2]
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33 GLOBAL _selfptr ; [2]
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34 GLOBAL _integer ; [3]
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35 EXTERN _printf ; [10]
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36 COMMON _commvar 4 ; [7]
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37
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38 SECTION .text
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39
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40 ; prototype: long lrotate(long x, int num);
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41 _lrotate: ; [1]
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42 push ebp
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43 mov ebp,esp
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44 mov eax,[ebp+8]
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45 mov ecx,[ebp+12]
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46 .label rol eax,1 ; [4] [8]
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47 loop .label ; [9] [12]
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48 mov esp,ebp
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49 pop ebp
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50 ret
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51
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52 ; prototype: void greet(void);
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53 _greet mov eax,[_integer] ; [14]
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54 inc eax
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55 mov [localint],eax ; [14]
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56 push dword [_commvar]
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57 mov eax,[localptr] ; [13]
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58 push dword [eax]
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59 push dword [_integer] ; [1] [14]
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60 push dword _printfstr ; [13]
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61 call _printf ; [11]
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62 add esp,16
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63 ret
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64
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65 SECTION .data
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66
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67 ; a string
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68 _asmstr db 'hello, world', 0 ; [2]
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69
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70 ; a string for Printf
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71 _printfstr db "integer==%d, localint==%d, commvar=%d"
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72 db 10, 0
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73
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74 ; some pointers
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75 localptr dd localint ; [5] [17]
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76 _textptr dd _greet ; [15]
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77 _selfptr dd _selfptr ; [16]
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78
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79 SECTION .bss
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80
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81 ; an integer
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82 _integer resd 1 ; [3]
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83
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84 ; a local integer
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85 localint resd 1 ; [6]
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