sl@0: /*
sl@0:  * LIBOIL - Library of Optimized Inner Loops
sl@0:  * Copyright (c) 2003,2004 David A. Schleef <ds@schleef.org>
sl@0:  * All rights reserved.
sl@0:  *
sl@0:  * Redistribution and use in source and binary forms, with or without
sl@0:  * modification, are permitted provided that the following conditions
sl@0:  * are met:
sl@0:  * 1. Redistributions of source code must retain the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer.
sl@0:  * 2. Redistributions in binary form must reproduce the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer in the
sl@0:  *    documentation and/or other materials provided with the distribution.
sl@0:  * 
sl@0:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
sl@0:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
sl@0:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
sl@0:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
sl@0:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
sl@0:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
sl@0:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
sl@0:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
sl@0:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
sl@0:  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
sl@0:  * POSSIBILITY OF SUCH DAMAGE.
sl@0:  */
sl@0: //Portions Copyright (c)  2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 
sl@0: 
sl@0: #ifdef HAVE_CONFIG_H
sl@0: #include "config.h"
sl@0: #endif
sl@0: 
sl@0: #include <liboil/liboilfunction.h>
sl@0: #include "liboil/simdpack/simdpack.h"
sl@0: #include <math.h>
sl@0: 
sl@0: #ifdef __SYMBIAN32__
sl@0: #ifdef __WINSCW__
sl@0: #pragma warn_unusedarg off 
sl@0: #endif//__WINSCW__
sl@0: #endif//__SYMBIAN32__
sl@0: /**
sl@0:  * oil_sad8x8_s16:
sl@0:  * @d_8x8:
sl@0:  * @ds:
sl@0:  * @s1_8x8:
sl@0:  * @ss1:
sl@0:  * @s2_8x8:
sl@0:  * @ss2:
sl@0:  *
sl@0:  * FIXME: This function is broken and has been replaced by
sl@0:  * @oil_sad8x8_s16_2() because the destination of this function
sl@0:  * is an 8x8 block instead of a single value.
sl@0:  */
sl@0: OIL_DEFINE_CLASS (sad8x8_s16,
sl@0:     "uint32_t *d_8x8, int ds, int16_t *s1_8x8, int ss1, int16_t *s2_8x8, int ss2");
sl@0: /**
sl@0:  * oil_sad8x8_f64:
sl@0:  * @d_8x8:
sl@0:  * @ds:
sl@0:  * @s1_8x8:
sl@0:  * @ss1:
sl@0:  * @s2_8x8:
sl@0:  * @ss2:
sl@0:  *
sl@0:  * FIXME: This function is broken and has been replaced by
sl@0:  * @oil_sad8x8_f64_2() because the destination of this function
sl@0:  * is an 8x8 block instead of a single value.
sl@0:  */
sl@0: OIL_DEFINE_CLASS (sad8x8_f64,
sl@0:     "double *d_8x8, int ds, double *s1_8x8, int ss1, double *s2_8x8, int ss2");
sl@0: 
sl@0: static void
sl@0: sad8x8_f64_ref(double *dest, int dstr, double *src1, int sstr1, double *src2,
sl@0:     int sstr2)
sl@0: {
sl@0: 	int i,j;
sl@0: 	double sum;
sl@0: 
sl@0: 	sum = 0;
sl@0: 	for(i=0;i<8;i++){
sl@0: 		for(j=0;j<8;j++){
sl@0: 			sum += fabs(OIL_GET(src1,sstr1*i+j*sizeof(double), double) -
sl@0: 			    OIL_GET(src2,sstr2*i+j*sizeof(double), double));
sl@0: 		}
sl@0: 	}
sl@0: 	*dest = sum;
sl@0: }
sl@0: 
sl@0: OIL_DEFINE_IMPL_REF(sad8x8_f64_ref, sad8x8_f64);
sl@0: 
sl@0: static void
sl@0: sad8x8_s16_ref(uint32_t *dest, int dstr, int16_t *src1, int sstr1, int16_t *src2,
sl@0:     int sstr2)
sl@0: {
sl@0: 	int i,j;
sl@0: 	int d;
sl@0: 	uint32_t sum;
sl@0: 
sl@0: 	sum = 0;
sl@0: 	for(i=0;i<8;i++){
sl@0: 		for(j=0;j<8;j++){
sl@0: 			d = ((int)OIL_GET(src1,sstr1*i+j*sizeof(int16_t), int16_t)) -
sl@0: 				((int)OIL_GET(src2,sstr2*i+j*sizeof(int16_t), int16_t));
sl@0: 			sum += (d<0) ? -d : d;
sl@0: 		}
sl@0: 	}
sl@0: 	*dest = sum;
sl@0: }
sl@0: 
sl@0: OIL_DEFINE_IMPL_REF(sad8x8_s16_ref, sad8x8_s16);
sl@0: 
sl@0: 
sl@0: 
sl@0: #ifdef	__SYMBIAN32__
sl@0:  
sl@0: OilFunctionClass* __oil_function_class_sad8x8_s16() {
sl@0: 		return &_oil_function_class_sad8x8_s16;
sl@0: }
sl@0: #endif
sl@0: 
sl@0: #ifdef	__SYMBIAN32__
sl@0:  
sl@0: OilFunctionClass* __oil_function_class_sad8x8_f64() {
sl@0: 		return &_oil_function_class_sad8x8_f64;
sl@0: }
sl@0: #endif
sl@0: 
sl@0: 
sl@0: 
sl@0: #ifdef	__SYMBIAN32__
sl@0:  
sl@0: OilFunctionImpl* __oil_function_impl_sad8x8_f64_ref() {
sl@0: 		return &_oil_function_impl_sad8x8_f64_ref;
sl@0: }
sl@0: #endif
sl@0: 
sl@0: #ifdef	__SYMBIAN32__
sl@0:  
sl@0: OilFunctionImpl* __oil_function_impl_sad8x8_s16_ref() {
sl@0: 		return &_oil_function_impl_sad8x8_s16_ref;
sl@0: }
sl@0: #endif
sl@0: 
sl@0: 
sl@0: 
sl@0: #ifdef	__SYMBIAN32__
sl@0:  
sl@0: EXPORT_C void** _oil_function_class_ptr_sad8x8_s16 ()	{
sl@0: 	oil_function_class_ptr_sad8x8_s16 = __oil_function_class_sad8x8_s16();
sl@0: 	return &oil_function_class_ptr_sad8x8_s16->func;
sl@0: 	}
sl@0: #endif
sl@0: 
sl@0: #ifdef	__SYMBIAN32__
sl@0:  
sl@0: EXPORT_C void** _oil_function_class_ptr_sad8x8_f64 ()	{
sl@0: 	oil_function_class_ptr_sad8x8_f64 = __oil_function_class_sad8x8_f64();
sl@0: 	return &oil_function_class_ptr_sad8x8_f64->func;
sl@0: 	}
sl@0: #endif
sl@0: