/*

  * 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/liboilclasses.h>

 /* suboptimal */

 static void conv_f64_s32_sse(double *dst, int dst_stride, int32_t *src, int src_stride, int n)

 {

 #if !defined(__WINSCW__) && !defined(__WINS__)      

 	int i;

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

 		asm volatile(

 			"	cvtsi2sd 0(%0), %%xmm0		\n"

 			"	movq %%xmm0, 0(%1)		\n"

 			:

 			: "a" (src), "c" (dst)

 			/* : "xmm0" */

 		);

 		dst = OIL_OFFSET(dst, dst_stride);

 		src = OIL_OFFSET(src, src_stride);

 	}

 #endif	

 }

 OIL_DEFINE_IMPL_FULL(conv_f64_s32_sse, conv_f64_s32, OIL_IMPL_FLAG_SSE2);

 /* suboptimal */

 static void conv_s32_f64_sse(int32_t *dst, int dst_stride, double *src, int src_stride, int n)

 {

 #if !defined(__WINSCW__) && !defined(__WINS__)      

 	int i;

 	int eax;

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

 		asm volatile(

 			"	cvtsd2si 0(%1), %0		\n"

 			: "=a" (eax)

 			: "c" (src)

 		);

 		*dst = eax;

 		dst = OIL_OFFSET(dst, dst_stride);

 		src = OIL_OFFSET(src, src_stride);

 	}

 #endif	

 }

 OIL_DEFINE_IMPL_FULL(conv_s32_f64_sse, conv_s32_f64, OIL_IMPL_FLAG_SSE2);

 /* suboptimal */

 static void conv_s32_f32_sse(int32_t *dst, int dst_stride, double *src, int src_stride, int n)

 {

 #if !defined(__WINSCW__) && !defined(__WINS__)      

 	int i;

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

 		asm volatile(

                     "  movd 0(%1), %%xmm0\n"

 		    "  cvtps2pi %%xmm0, %%mm0\n"

                     "  movd %%mm0, 0(%0)\n"

 			:

                         : "r" (dst), "r" (src)

 		);

 		dst = OIL_OFFSET(dst, dst_stride);

 		src = OIL_OFFSET(src, src_stride);

 	}

         asm volatile ("emms\n");

 #endif

 }

 OIL_DEFINE_IMPL_FULL(conv_s32_f32_sse, conv_s32_f32, OIL_IMPL_FLAG_SSE2 | OIL_IMPL_FLAG_MMX);

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_conv_f64_s32_sse, conv_f64_s32() {

 		return &_oil_function_impl_conv_f64_s32_sse, conv_f64_s32;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_conv_s32_f64_sse, conv_s32_f64() {

 		return &_oil_function_impl_conv_s32_f64_sse, conv_s32_f64;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_conv_s32_f32_sse, conv_s32_f32() {

 		return &_oil_function_impl_conv_s32_f32_sse, conv_s32_f32;

 }

 #endif