--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/liboil/src/simdpack/squaresum_f64.c Fri Apr 16 16:46:38 2010 +0300
@@ -0,0 +1,176 @@
+/*
+ * 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>
+
+static void
+squaresum_f64_i10_simple(double *dest, double *src, int n)
+{
+ double sum2 = 0;
+ int i;
+
+ for(i=0;i<n;i++){
+ sum2 += src[i]*src[i];
+ }
+
+ *dest = sum2;
+}
+OIL_DEFINE_IMPL (squaresum_f64_i10_simple, squaresum_f64);
+
+#if 0
+#include <multsum_f64.h>
+static void
+squaresum_f64_i10_multsum(double *dest, double *src, int n)
+{
+ multsum_f64(dest,src,src,n);
+}
+#endif
+
+static void
+squaresum_f64_i10_unroll4a(double *dest, double *src, int n)
+{
+ double sum1 = 0;
+ double sum2 = 0;
+ double sum3 = 0;
+ double sum4 = 0;
+
+ while(n&0x3){
+ sum1 += *src * *src;
+ src++;
+ n--;
+ }
+ while(n>0){
+ sum1 += *src * *src;
+ src++;
+ sum2 += *src * *src;
+ src++;
+ sum3 += *src * *src;
+ src++;
+ sum4 += *src * *src;
+ src++;
+ n-=4;
+ }
+
+ *dest = sum1 + sum2 + sum3 + sum4;
+}
+OIL_DEFINE_IMPL (squaresum_f64_i10_unroll4a, squaresum_f64);
+
+static void
+squaresum_f64_i10_unroll4(double *dest, double *src, int n)
+{
+ double sum1 = 0;
+ double sum2 = 0;
+ double sum3 = 0;
+ double sum4 = 0;
+ int i;
+
+ while(n&0x3){
+ sum1 += src[0]*src[0];
+ src++;
+ n--;
+ }
+ for(i=0;i<n;i+=4){
+ sum1 += src[i]*src[i];
+ sum2 += src[i+1]*src[i+1];
+ sum3 += src[i+2]*src[i+2];
+ sum4 += src[i+3]*src[i+3];
+ }
+
+ *dest = sum1 + sum2 + sum3 + sum4;
+}
+OIL_DEFINE_IMPL (squaresum_f64_i10_unroll4, squaresum_f64);
+
+static void
+squaresum_f64_i10_unroll8(double *dest, double *src, int n)
+{
+ double sum1 = 0;
+ double sum2 = 0;
+ double sum3 = 0;
+ double sum4 = 0;
+ double sum5 = 0;
+ double sum6 = 0;
+ double sum7 = 0;
+ double sum8 = 0;
+ int i;
+
+ while(n&0x7){
+ sum1 += src[0]*src[0];
+ src++;
+ n--;
+ }
+ for(i=0;i<n;i+=8){
+ sum1 += src[i]*src[i];
+ sum2 += src[i+1]*src[i+1];
+ sum3 += src[i+2]*src[i+2];
+ sum4 += src[i+3]*src[i+3];
+ sum5 += src[i+4]*src[i+4];
+ sum6 += src[i+5]*src[i+5];
+ sum7 += src[i+6]*src[i+6];
+ sum8 += src[i+7]*src[i+7];
+ }
+
+ *dest = sum1 + sum2 + sum3 + sum4 + sum5 + sum6 + sum7 + sum8;
+}
+OIL_DEFINE_IMPL (squaresum_f64_i10_unroll8, squaresum_f64);
+
+
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_squaresum_f64_i10_simple() {
+ return &_oil_function_impl_squaresum_f64_i10_simple;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_squaresum_f64_i10_unroll4a() {
+ return &_oil_function_impl_squaresum_f64_i10_unroll4a;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_squaresum_f64_i10_unroll4() {
+ return &_oil_function_impl_squaresum_f64_i10_unroll4;
+}
+#endif
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_squaresum_f64_i10_unroll8() {
+ return &_oil_function_impl_squaresum_f64_i10_unroll8;
+}
+#endif
+