36 lines
605 B
ArmAsm
36 lines
605 B
ArmAsm
/*
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* ====================================================
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* Copyright (C) 1998 by Cygnus Solutions. All rights reserved.
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*
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* Permission to use, copy, modify, and distribute this
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* software is freely granted, provided that this notice
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* is preserved.
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* ====================================================
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*/
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#include "i386mach.h"
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.global SYM (strlen)
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SOTYPE_FUNCTION(strlen)
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SYM (strlen):
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pushl ebp
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movl esp,ebp
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pushl edi
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movl 8(ebp),edx
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cld
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movl edx,edi
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movl $4294967295,ecx
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xor eax,eax
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repnz
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scasb
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subl edx,edi
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leal -1(edi),eax
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leal -4(ebp),esp
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popl edi
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leave
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ret
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