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: #include <liboil/liboilfunction.h>
sl@0: #include <liboil/liboilclasses.h>
sl@0: 
sl@0: 
sl@0: /* suboptimal */
sl@0: static void conv_f64_s32_sse(double *dst, int dst_stride, int32_t *src, int src_stride, int n)
sl@0: {
sl@0: #if !defined(__WINSCW__) && !defined(__WINS__)      
sl@0: 	int i;
sl@0: 
sl@0: 	for(i=0;i<n;i++){
sl@0: 		asm volatile(
sl@0: 			"	cvtsi2sd 0(%0), %%xmm0		\n"
sl@0: 			"	movq %%xmm0, 0(%1)		\n"
sl@0: 			:
sl@0: 			: "a" (src), "c" (dst)
sl@0: 			/* : "xmm0" */
sl@0: 		);
sl@0: 		dst = OIL_OFFSET(dst, dst_stride);
sl@0: 		src = OIL_OFFSET(src, src_stride);
sl@0: 	}
sl@0: #endif	
sl@0: }
sl@0: OIL_DEFINE_IMPL_FULL(conv_f64_s32_sse, conv_f64_s32, OIL_IMPL_FLAG_SSE2);
sl@0: 
sl@0: /* suboptimal */
sl@0: static void conv_s32_f64_sse(int32_t *dst, int dst_stride, double *src, int src_stride, int n)
sl@0: {
sl@0: #if !defined(__WINSCW__) && !defined(__WINS__)      
sl@0: 	int i;
sl@0: 	int eax;
sl@0: 
sl@0: 	for(i=0;i<n;i++){
sl@0: 		asm volatile(
sl@0: 			"	cvtsd2si 0(%1), %0		\n"
sl@0: 			: "=a" (eax)
sl@0: 			: "c" (src)
sl@0: 		);
sl@0: 		*dst = eax;
sl@0: 		dst = OIL_OFFSET(dst, dst_stride);
sl@0: 		src = OIL_OFFSET(src, src_stride);
sl@0: 	}
sl@0: #endif	
sl@0: }
sl@0: OIL_DEFINE_IMPL_FULL(conv_s32_f64_sse, conv_s32_f64, OIL_IMPL_FLAG_SSE2);
sl@0: 
sl@0: /* suboptimal */
sl@0: static void conv_s32_f32_sse(int32_t *dst, int dst_stride, double *src, int src_stride, int n)
sl@0: {
sl@0: #if !defined(__WINSCW__) && !defined(__WINS__)      
sl@0: 	int i;
sl@0: 
sl@0: 	for(i=0;i<n;i++){
sl@0: 		asm volatile(
sl@0:                     "  movd 0(%1), %%xmm0\n"
sl@0: 		    "  cvtps2pi %%xmm0, %%mm0\n"
sl@0:                     "  movd %%mm0, 0(%0)\n"
sl@0: 			:
sl@0:                         : "r" (dst), "r" (src)
sl@0: 		);
sl@0: 		dst = OIL_OFFSET(dst, dst_stride);
sl@0: 		src = OIL_OFFSET(src, src_stride);
sl@0: 	}
sl@0:         asm volatile ("emms\n");
sl@0: #endif
sl@0: }
sl@0: OIL_DEFINE_IMPL_FULL(conv_s32_f32_sse, conv_s32_f32, OIL_IMPL_FLAG_SSE2 | OIL_IMPL_FLAG_MMX);
sl@0: 
sl@0: 
sl@0: 
sl@0: #ifdef	__SYMBIAN32__
sl@0:  
sl@0: OilFunctionImpl* __oil_function_impl_conv_f64_s32_sse, conv_f64_s32() {
sl@0: 		return &_oil_function_impl_conv_f64_s32_sse, conv_f64_s32;
sl@0: }
sl@0: #endif
sl@0: 
sl@0: #ifdef	__SYMBIAN32__
sl@0:  
sl@0: OilFunctionImpl* __oil_function_impl_conv_s32_f64_sse, conv_s32_f64() {
sl@0: 		return &_oil_function_impl_conv_s32_f64_sse, conv_s32_f64;
sl@0: }
sl@0: #endif
sl@0: 
sl@0: #ifdef	__SYMBIAN32__
sl@0:  
sl@0: OilFunctionImpl* __oil_function_impl_conv_s32_f32_sse, conv_s32_f32() {
sl@0: 		return &_oil_function_impl_conv_s32_f32_sse, conv_s32_f32;
sl@0: }
sl@0: #endif
sl@0: