--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/liboil/src/diffsquaresum_f32.c Fri Apr 16 16:46:38 2010 +0300
@@ -0,0 +1,104 @@
+/*
+ * 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 <liboilfunction.h>
+#include "liboil/simdpack/simdpack.h"
+#include <math.h>
+
+/**
+ * oil_diffsquaresum_f32:
+ * @d_1:
+ * @src1:
+ * @sstr1:
+ * @src2:
+ * @sstr2:
+ * @n:
+ *
+ * Calculates the sum of squared differences between @src1 and @src2
+ * and places the result in @d_1.
+ */
+OIL_DEFINE_CLASS (diffsquaresum_f32,
+ "float *d_1, float *src1, int sstr1, float *src2, int sstr2, int n");
+
+static void
+diffsquaresum_f32_ref(float *dest, float *src1, int sstr1, float *src2,
+ int sstr2, int n)
+{
+ double sum = 0;
+ double errsum = 0;
+ double tmp;
+ double x;
+ int i;
+
+ for(i=0;i<n;i++){
+ x = OIL_GET(src1, i*sstr1, float) -
+ OIL_GET(src2, i*sstr2, float);
+ x = x*x;
+ tmp = sum;
+ sum += x;
+ errsum += (tmp - sum) + x;
+ }
+
+ *dest = sum + errsum;
+}
+
+OIL_DEFINE_IMPL_REF (diffsquaresum_f32_ref, diffsquaresum_f32);
+
+
+
+
+#ifdef __SYMBIAN32__
+
+OilFunctionClass* __oil_function_class_diffsquaresum_f32() {
+ return &_oil_function_class_diffsquaresum_f32;
+}
+#endif
+
+
+
+#ifdef __SYMBIAN32__
+
+OilFunctionImpl* __oil_function_impl_diffsquaresum_f32_ref() {
+ return &_oil_function_impl_diffsquaresum_f32_ref;
+}
+#endif
+
+
+
+#ifdef __SYMBIAN32__
+
+EXPORT_C void** _oil_function_class_ptr_diffsquaresum_f32 () {
+ oil_function_class_ptr_diffsquaresum_f32 = __oil_function_class_diffsquaresum_f32();
+ return &oil_function_class_ptr_diffsquaresum_f32->func;
+ }
+#endif
+