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1 /* |
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2 * LIBOIL - Library of Optimized Inner Loops |
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3 * Copyright (c) 2003,2004 David A. Schleef <ds@schleef.org> |
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4 * All rights reserved. |
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5 * |
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6 * Redistribution and use in source and binary forms, with or without |
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7 * modification, are permitted provided that the following conditions |
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8 * are met: |
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9 * 1. Redistributions of source code must retain the above copyright |
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10 * notice, this list of conditions and the following disclaimer. |
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11 * 2. Redistributions in binary form must reproduce the above copyright |
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12 * notice, this list of conditions and the following disclaimer in the |
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13 * documentation and/or other materials provided with the distribution. |
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14 * |
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15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
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19 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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23 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
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24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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25 * POSSIBILITY OF SUCH DAMAGE. |
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26 */ |
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27 //Portions Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. |
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28 |
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29 #ifdef HAVE_CONFIG_H |
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30 #include "config.h" |
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31 #endif |
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32 |
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33 #include <liboil/liboilfunction.h> |
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34 #include "liboil/simdpack/simdpack.h" |
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35 #include <math.h> |
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36 |
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37 |
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38 #define MULTSUM_DEFINE_REF(type) \ |
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39 static void multsum_ ## type ## _ref( \ |
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40 oil_type_ ## type *dest, \ |
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41 oil_type_ ## type *src1, int sstr1, \ |
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42 oil_type_ ## type *src2, int sstr2, \ |
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43 int n) \ |
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44 { \ |
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45 int i; \ |
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46 double sum = 0; \ |
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47 double errsum = 0; \ |
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48 for(i=0;i<n;i++){ \ |
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49 oil_type_ ## type x; \ |
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50 oil_type_ ## type tmp; \ |
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51 x = OIL_GET(src1,sstr1*i,oil_type_ ## type) * OIL_GET(src2,sstr2*i,oil_type_ ## type); \ |
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52 tmp = sum; \ |
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53 sum += x; \ |
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54 errsum += (tmp - sum) + x; \ |
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55 } \ |
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56 *dest = sum + errsum; \ |
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57 } \ |
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58 OIL_DEFINE_IMPL_REF (multsum_ ## type ## _ref, multsum_ ## type); \ |
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59 OIL_DEFINE_CLASS (multsum_ ## type, \ |
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60 "oil_type_" #type " *dest, " \ |
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61 "oil_type_" #type " *src1, int sstr1, " \ |
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62 "oil_type_" #type " *src2, int sstr2, " \ |
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63 "int n") |
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64 |
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65 /** |
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66 * oil_multsum_f32: |
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67 * @dest: |
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68 * @src1: |
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69 * @sstr1: |
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70 * @src2: |
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71 * @sstr2: |
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72 * @n: |
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73 * |
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74 * Multiplies each element in @src1 and @src2 and sums the results |
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75 * over the entire array, and places the sum into @dest. |
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76 */ |
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77 MULTSUM_DEFINE_REF(f32); |
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78 /** |
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79 * oil_multsum_f64: |
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80 * @dest: |
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81 * @src1: |
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82 * @sstr1: |
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83 * @src2: |
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84 * @sstr2: |
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85 * @n: |
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86 * |
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87 * Multiplies each element in @src1 and @src2 and sums the results |
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88 * over the entire array, and places the sum into @dest. |
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89 */ |
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90 MULTSUM_DEFINE_REF(f64); |
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91 |
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92 #ifdef __SYMBIAN32__ |
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93 |
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94 OilFunctionClass* __oil_function_class_multsum_f64() { |
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95 return &_oil_function_class_multsum_f64; |
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96 } |
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97 #endif |
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98 |
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99 #ifdef __SYMBIAN32__ |
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100 |
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101 OilFunctionClass* __oil_function_class_multsum_f32() { |
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102 return &_oil_function_class_multsum_f32; |
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103 } |
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104 #endif |
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105 |
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106 |
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107 |
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108 #ifdef __SYMBIAN32__ |
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109 |
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110 OilFunctionImpl* __oil_function_impl_multsum_f32_ref() { |
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111 return &_oil_function_impl_multsum_f32_ref; |
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112 } |
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113 #endif |
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114 |
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115 #ifdef __SYMBIAN32__ |
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116 |
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117 OilFunctionImpl* __oil_function_impl_multsum_f64_ref() { |
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118 return &_oil_function_impl_multsum_f64_ref; |
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119 } |
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120 #endif |
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121 |
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122 |
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123 |
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124 #ifdef __SYMBIAN32__ |
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125 |
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126 EXPORT_C void** _oil_function_class_ptr_multsum_f64 () { |
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127 oil_function_class_ptr_multsum_f64 = __oil_function_class_multsum_f64(); |
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128 return &oil_function_class_ptr_multsum_f64->func; |
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129 } |
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130 #endif |
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131 |
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132 #ifdef __SYMBIAN32__ |
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133 |
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134 EXPORT_C void** _oil_function_class_ptr_multsum_f32 () { |
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135 oil_function_class_ptr_multsum_f32 = __oil_function_class_multsum_f32(); |
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136 return &oil_function_class_ptr_multsum_f32->func; |
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137 } |
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138 #endif |
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139 |