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| 1 | .sect .text; .sect .rom; .sect .data; .sect .bss
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| 2 | .sect .text
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| 3 | .define printc,printd,prints
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| 4 |
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| 5 | ! argument in eax
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| 6 | ! uses ebx
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| 7 | prints:
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| 8 | xchg eax,ebx
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| 9 | 1:
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| 10 | movb al,(ebx)
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| 11 | inc ebx
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| 12 | testb al,al
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| 13 | jz 2f
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| 14 | call printc
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| 15 | jmp 1b
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| 16 | 2:
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| 17 | ret
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| 18 |
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| 19 | ! argument in eax
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| 20 | ! uses ecx and edx
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| 21 | printd:
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| 22 | xor edx,edx
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| 23 | mov ecx,10
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| 24 | div ecx
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| 25 | test eax,eax
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| 26 | jz 1f
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| 27 | push edx
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| 28 | call printd
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| 29 | pop edx
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| 30 | 1:
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| 31 | xchg eax,edx
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| 32 | addb al,'0'
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| 33 |
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| 34 | ! argument in eax
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| 35 | printc:
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| 36 | push eax
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| 37 | mov ebx,esp
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| 38 | mov eax,1
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| 39 | push eax
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| 40 | push ebx
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| 41 | push eax
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| 42 | call __write
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| 43 | pop ebx
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| 44 | pop ebx
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| 45 | pop ebx
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| 46 | pop ebx
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| 47 | ret
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