20 lines
286 B
ArmAsm
Executable file
20 lines
286 B
ArmAsm
Executable file
.sect .text; .sect .rom; .sect .data; .sect .bss
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.define .and
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! #bytes in ecx
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! save edi; it might be a register variable
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.sect .text
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.and:
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pop ebx ! return address
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mov edx,edi
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mov edi,esp
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add edi,ecx
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sar ecx,2
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1:
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pop eax
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and eax,(edi)
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stos
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loop 1b
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mov edi,edx
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jmp ebx
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