genericopenlibs/liboil/src/i386/copy8x8_i386.c
author hgs
Tue, 02 Nov 2010 19:23:22 +0530
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permissions -rw-r--r--
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/*
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 * LIBOIL - Library of Optimized Inner Loops
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 * Copyright (c) 2004 David A. Schleef <ds@schleef.org>
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 * 
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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 * POSSIBILITY OF SUCH DAMAGE.
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 */
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//Portions Copyright (c)  2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <liboil/liboilfunction.h>
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OIL_DECLARE_CLASS(copy8x8_u8);
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static void
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copy8x8_u8_mmx (uint8_t *dest, int dstr, uint8_t *src, int sstr)
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{
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#if !defined(__WINSCW__) && !defined(__WINS__)      
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  __asm__ __volatile__ (
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    "  lea         (%2, %2, 2), %%edi  \n\t"
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    "  movq        (%1), %%mm0         \n\t"
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    "  movq        (%1, %2), %%mm1     \n\t"
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    "  movq        (%1, %2, 2), %%mm2  \n\t"
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    "  movq        (%1, %%edi), %%mm3  \n\t"
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    "  lea         (%1, %2, 4), %1     \n\t" 
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    "  movq        %%mm0, (%0)         \n\t"
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    "  movq        %%mm1, (%0, %2)     \n\t"
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    "  movq        %%mm2, (%0, %2, 2)  \n\t"
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    "  movq        %%mm3, (%0, %%edi)  \n\t"
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    "  lea         (%0, %2, 4), %0     \n\t" 
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    "  movq        (%1), %%mm0         \n\t"
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    "  movq        (%1, %2), %%mm1     \n\t"
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    "  movq        (%1, %2, 2), %%mm2  \n\t"
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    "  movq        (%1, %%edi), %%mm3  \n\t"
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    "  movq        %%mm0, (%0)         \n\t"
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    "  movq        %%mm1, (%0, %2)     \n\t"
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    "  movq        %%mm2, (%0, %2, 2)  \n\t"
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    "  movq        %%mm3, (%0, %%edi)  \n\t"
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    "  emms			       \n\t"
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      : "+a" (dest)
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      : "c" (src),
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        "r" (sstr),
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        "r" (dstr)
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      : "memory", "edi"
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  ); 
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#endif  
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}
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OIL_DEFINE_IMPL_FULL (copy8x8_u8_mmx, copy8x8_u8, OIL_IMPL_FLAG_MMX);
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#ifdef	__SYMBIAN32__
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OilFunctionImpl* __oil_function_impl_copy8x8_u8_mmx, copy8x8_u8() {
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		return &_oil_function_impl_copy8x8_u8_mmx, copy8x8_u8;
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}
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#endif
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