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31 lines
303 B
C
31 lines
303 B
C
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/* $Id$
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*/
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#include "tchar.h"
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.globl _tcsnlen
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_tcsnlen:
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push %edi
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mov 0x8(%esp), %edi
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mov 0xC(%esp), %ecx
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xor %eax, %eax
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test %ecx, %ecx
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jz .L1
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mov %ecx, %edx
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cld
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repne _tscas
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sete %al
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sub %ecx, %edx
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sub %eax, %edx
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mov %edx, %eax
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.L1:
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pop %edi
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ret
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/* EOF */
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