mirror of
https://github.com/sigmasternchen/fibonacci
synced 2025-03-16 00:29:00 +00:00
58 lines
523 B
NASM
58 lines
523 B
NASM
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section .text
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global main
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extern printf
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fib:
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pop ebx
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pop ecx
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pop eax
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pop edx
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sub esp, 12
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push ebx
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cmp ecx, 0
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je fibend
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fibloop:
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mov ebx, eax
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add ebx, edx
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push ecx ; ecx is not callee-saved in the linux abi
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push ebx
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push edx
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push eax
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push format
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call printf
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add esp, 8
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pop eax
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pop edx
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pop ecx
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dec ecx
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jnz fibloop
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fibend:
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ret
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main:
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mov ebx, 1
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push ebx
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push ebx
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mov ebx, 5
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push ebx
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call fib
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add esp, 12
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mov eax, 0 ; return 0
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ret
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section .data
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format:
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db '%d + %d = %d', 10, 0
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