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Rev 6639 Rev 6847
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;    const Bytef* source
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;    const Bytef* source
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;    uInt  len
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;    uInt  len
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align 4
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align 4
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proc zmemcpy uses ecx edi esi, dest:dword, source:dword, len:dword
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proc zmemcpy uses ecx edi esi, dest:dword, source:dword, len:dword
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	mov ecx,[len]
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	mov ecx,[len]
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	cmp ecx,0
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	test ecx,ecx
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	jle @f
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	jz .end0
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		mov edi,[dest]
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		mov edi,[dest]
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		mov esi,[source]
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		mov esi,[source]
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		bt ecx,0 ;кратно 2 ?
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		jnc @f
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		rep movsb
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			rep movsb
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		jmp .end0
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			jmp .end0
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	@@:
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		@@:
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zlib_debug 'zmemcpy size = %d',ecx
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		bt ecx,1 ;кратно 4 ?
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		jnc @f
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			shr ecx,1
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			rep movsw
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			jmp .end0
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		@@:
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		shr ecx,2
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		rep movsd
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	.end0:
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	.end0:
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	ret
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	ret
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endp
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endp
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