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32 lines
426 B
ArmAsm
32 lines
426 B
ArmAsm
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/* $Id$
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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* FILE: lib/string/i386/memchr.s
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*/
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/*
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* void* memchr(const void* s, int c, size_t n)
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*/
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.globl _memchr
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_memchr:
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push %ebp
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mov %esp,%ebp
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push %edi
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mov 0x8(%ebp),%edi
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mov 0xc(%ebp),%eax
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mov 0x10(%ebp),%ecx
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cld
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repne scasb
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je .L1
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mov $1,%edi
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.L1:
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mov %edi,%eax
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dec %eax
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pop %edi
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leave
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ret
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