/*

  * LIBOIL - Library of Optimized Inner Loops

  * Copyright (c) 2003,2004 David A. Schleef <ds@schleef.org>

  * All rights reserved.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions

  * are met:

  * 1. Redistributions of source code must retain the above copyright

  *    notice, this list of conditions and the following disclaimer.

  * 2. Redistributions in binary form must reproduce the above copyright

  *    notice, this list of conditions and the following disclaimer in the

  *    documentation and/or other materials provided with the distribution.

  * 

  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,

  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING

  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

  * POSSIBILITY OF SUCH DAMAGE.

  */

 //Portions Copyright (c)  2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 

 #ifdef HAVE_CONFIG_H

 #include "config.h"

 #endif

 #include <liboil/liboilfunction.h>

 #include "liboil/simdpack/simdpack.h"

 #include <math.h>

 #ifdef __SYMBIAN32__

 #ifdef __WINSCW__

 #pragma warn_unusedarg off 

 #endif//__WINSCW__

 #endif//__SYMBIAN32__

 /**

  * oil_sad8x8_s16:

  * @d_8x8:

  * @ds:

  * @s1_8x8:

  * @ss1:

  * @s2_8x8:

  * @ss2:

  *

  * FIXME: This function is broken and has been replaced by

  * @oil_sad8x8_s16_2() because the destination of this function

  * is an 8x8 block instead of a single value.

  */

 OIL_DEFINE_CLASS (sad8x8_s16,

     "uint32_t *d_8x8, int ds, int16_t *s1_8x8, int ss1, int16_t *s2_8x8, int ss2");

 /**

  * oil_sad8x8_f64:

  * @d_8x8:

  * @ds:

  * @s1_8x8:

  * @ss1:

  * @s2_8x8:

  * @ss2:

  *

  * FIXME: This function is broken and has been replaced by

  * @oil_sad8x8_f64_2() because the destination of this function

  * is an 8x8 block instead of a single value.

  */

 OIL_DEFINE_CLASS (sad8x8_f64,

     "double *d_8x8, int ds, double *s1_8x8, int ss1, double *s2_8x8, int ss2");

 static void

 sad8x8_f64_ref(double *dest, int dstr, double *src1, int sstr1, double *src2,

     int sstr2)

 {

 	int i,j;

 	double sum;

 	sum = 0;

 	for(i=0;i<8;i++){

 		for(j=0;j<8;j++){

 			sum += fabs(OIL_GET(src1,sstr1*i+j*sizeof(double), double) -

 			    OIL_GET(src2,sstr2*i+j*sizeof(double), double));

 		}

 	}

 	*dest = sum;

 }

 OIL_DEFINE_IMPL_REF(sad8x8_f64_ref, sad8x8_f64);

 static void

 sad8x8_s16_ref(uint32_t *dest, int dstr, int16_t *src1, int sstr1, int16_t *src2,

     int sstr2)

 {

 	int i,j;

 	int d;

 	uint32_t sum;

 	sum = 0;

 	for(i=0;i<8;i++){

 		for(j=0;j<8;j++){

 			d = ((int)OIL_GET(src1,sstr1*i+j*sizeof(int16_t), int16_t)) -

 				((int)OIL_GET(src2,sstr2*i+j*sizeof(int16_t), int16_t));

 			sum += (d<0) ? -d : d;

 		}

 	}

 	*dest = sum;

 }

 OIL_DEFINE_IMPL_REF(sad8x8_s16_ref, sad8x8_s16);

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_sad8x8_s16() {

 		return &_oil_function_class_sad8x8_s16;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_sad8x8_f64() {

 		return &_oil_function_class_sad8x8_f64;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_sad8x8_f64_ref() {

 		return &_oil_function_impl_sad8x8_f64_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_sad8x8_s16_ref() {

 		return &_oil_function_impl_sad8x8_s16_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_sad8x8_s16 ()	{

 	oil_function_class_ptr_sad8x8_s16 = __oil_function_class_sad8x8_s16();

 	return &oil_function_class_ptr_sad8x8_s16->func;

 	}

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_sad8x8_f64 ()	{

 	oil_function_class_ptr_sad8x8_f64 = __oil_function_class_sad8x8_f64();

 	return &oil_function_class_ptr_sad8x8_f64->func;

 	}

 #endif