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<div class="title">FixedPoint.cpp</div> </div>
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<a href="_fixed_point_8cpp.xhtml">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Copyright (c) 2017 ARM Limited.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * SPDX-License-Identifier: MIT</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a copy</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * of this software and associated documentation files (the &quot;Software&quot;), to</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * deal in the Software without restriction, including without limitation the</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * sell copies of the Software, and to permit persons to whom the Software is</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> * furnished to do so, subject to the following conditions:</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * The above copyright notice and this permission notice shall be included in all</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * copies or substantial portions of the Software.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> * THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment"> * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="comment"> * SOFTWARE.</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="tests_2validation_2_fixed_point_8h.xhtml">validation/FixedPoint.h</a>&quot;</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_type_printer_8h.xhtml">TypePrinter.h</a>&quot;</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &quot;Utils.h&quot;</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_validation_8h.xhtml">validation/Validation.h</a>&quot;</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_validation_user_configuration_8h.xhtml">validation/ValidationUserConfiguration.h</a>&quot;</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="boost__wrapper_8h.xhtml">boost_wrapper.h</a>&quot;</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="preprocessor">#include &lt;fstream&gt;</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="keyword">using namespace </span><a class="code" href="namespacearm__compute.xhtml">arm_compute</a>;</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="keyword">using namespace </span><a class="code" href="namespacearm__compute_1_1test.xhtml">arm_compute::test</a>;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="keyword">using namespace </span><a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml">arm_compute::test::validation</a>;</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="keyword">namespace</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;{</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;std::string func_names[] =</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;{</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <span class="stringliteral">&quot;add&quot;</span>, <span class="stringliteral">&quot;sub&quot;</span>, <span class="stringliteral">&quot;mul&quot;</span>, <span class="stringliteral">&quot;exp&quot;</span>, <span class="stringliteral">&quot;log&quot;</span>, <span class="stringliteral">&quot;inv_sqrt&quot;</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;};</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;} <span class="comment">// namespace</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="preprocessor">#ifndef DOXYGEN_SKIP_THIS</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;BOOST_AUTO_TEST_SUITE(UNIT)</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;BOOST_AUTO_TEST_SUITE(FixedPoint)</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;BOOST_TEST_DECORATOR(*<a class="code" href="namespaceboost.xhtml">boost</a>::unit_test::label(&quot;precommit&quot;) * <a class="code" href="namespaceboost.xhtml">boost</a>::unit_test::label(&quot;nightly&quot;))</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;BOOST_DATA_TEST_CASE(FixedPointQS8Inputs, <a class="code" href="namespaceboost.xhtml">boost</a>::unit_test::data::make(func_names) * <a class="code" href="namespaceboost.xhtml">boost</a>::unit_test::data::xrange(1, 7), func_name, frac_bits)</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;{</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <span class="keyword">const</span> std::string base_file_name = <a class="code" href="namespacearm__compute_1_1test.xhtml#a8f4fc4a0603d589eb1db7a8f539a6279">user_config</a>.path.get() + <span class="stringliteral">&quot;/dumps/&quot;</span> + func_name + <span class="stringliteral">&quot;_Q8.&quot;</span> + <a class="code" href="namespacearm__compute_1_1test_1_1cpp11.xhtml#ab2182d3de5899d24c8815f8df940bbc0">cpp11::to_string</a>(frac_bits);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; std::ifstream inputs_file{ base_file_name + <span class="stringliteral">&quot;.in&quot;</span>, std::ios::binary | std::ios::in };</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; BOOST_TEST_INFO(base_file_name + <span class="stringliteral">&quot;.in&quot;</span>);</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; BOOST_TEST_REQUIRE(inputs_file.good());</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keywordtype">float</span> float_val = 0.f;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="comment">// Read first value</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; inputs_file.read(reinterpret_cast&lt;char *&gt;(&amp;float_val), <span class="keyword">sizeof</span>(float_val));</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="keywordflow">while</span>(inputs_file.good())</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; {</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="comment">// Convert to fixed point</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <a class="code" href="classarm__compute_1_1test_1_1fixed__point__arithmetic_1_1fixed__point.xhtml">fixed_point_arithmetic::fixed_point&lt;int8_t&gt;</a> in_val(float_val, frac_bits);</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <span class="comment">// Check that the value didn&#39;t change</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; BOOST_TEST(static_cast&lt;float&gt;(in_val) == float_val);</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="comment">// Read next value</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; inputs_file.read(reinterpret_cast&lt;char *&gt;(&amp;float_val), <span class="keyword">sizeof</span>(float_val));</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; }</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;}</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;BOOST_TEST_DECORATOR(*boost::unit_test::label(<span class="stringliteral">&quot;precommit&quot;</span>) * boost::unit_test::label(<span class="stringliteral">&quot;nightly&quot;</span>))</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;<span class="comment">// The last input argument specifies the expected number of failures for a</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="comment">// given combination of (function name, number of fractional bits) as defined</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;<span class="comment">// by the first two arguments.</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;BOOST_DATA_TEST_CASE(FixedPointQS8Outputs, (<a class="code" href="namespaceboost.xhtml">boost</a>::unit_test::data::make(func_names) * <a class="code" href="namespaceboost.xhtml">boost</a>::unit_test::data::xrange(1, 7)) ^ (<a class="code" href="namespaceboost.xhtml">boost</a>::unit_test::data::make({ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 8, 13, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 32, 67 })),</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; func_name, frac_bits, expected_failures)</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;{</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <span class="keyword">const</span> std::string base_file_name = <a class="code" href="namespacearm__compute_1_1test.xhtml#a8f4fc4a0603d589eb1db7a8f539a6279">user_config</a>.path.get() + <span class="stringliteral">&quot;/dumps/&quot;</span> + func_name + <span class="stringliteral">&quot;_Q8.&quot;</span> + <a class="code" href="namespacearm__compute_1_1test_1_1cpp11.xhtml#ab2182d3de5899d24c8815f8df940bbc0">cpp11::to_string</a>(frac_bits);</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; std::ifstream inputs_file{ base_file_name + <span class="stringliteral">&quot;.in&quot;</span>, std::ios::binary | std::ios::in };</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; std::ifstream reference_file{ base_file_name + <span class="stringliteral">&quot;.out&quot;</span>, std::ios::binary | std::ios::in };</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; BOOST_TEST_INFO(base_file_name + <span class="stringliteral">&quot;.in&quot;</span>);</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; BOOST_TEST_REQUIRE(inputs_file.good());</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; BOOST_TEST_INFO(base_file_name + <span class="stringliteral">&quot;.out&quot;</span>);</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; BOOST_TEST_REQUIRE(reference_file.good());</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keyword">const</span> <span class="keywordtype">float</span> step_size = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#af782da2c5016738c96c16fee5e17670f">std::pow</a>(2.f, -frac_bits);</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keywordtype">float</span> float_val = 0.f;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keywordtype">float</span> ref_val = 0.f;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; int64_t num_mismatches = 0;</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="comment">// Read first values</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; inputs_file.read(reinterpret_cast&lt;char *&gt;(&amp;float_val), <span class="keyword">sizeof</span>(float_val));</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; reference_file.read(reinterpret_cast&lt;char *&gt;(&amp;ref_val), <span class="keyword">sizeof</span>(ref_val));</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; <span class="keywordflow">while</span>(inputs_file.good() &amp;&amp; reference_file.good())</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; {</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <a class="code" href="classarm__compute_1_1test_1_1fixed__point__arithmetic_1_1fixed__point.xhtml">fixed_point_arithmetic::fixed_point&lt;int8_t&gt;</a> in_val(float_val, frac_bits);</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <a class="code" href="classarm__compute_1_1test_1_1fixed__point__arithmetic_1_1fixed__point.xhtml">fixed_point_arithmetic::fixed_point&lt;int8_t&gt;</a> out_val(0.f, frac_bits);</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordtype">float</span> tolerance = 0.f;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keywordflow">if</span>(func_name == <span class="stringliteral">&quot;add&quot;</span>)</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; {</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; out_val = in_val + in_val;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; }</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span>(func_name == <span class="stringliteral">&quot;sub&quot;</span>)</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; {</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; out_val = in_val - in_val; <span class="comment">//NOLINT</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; }</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span>(func_name == <span class="stringliteral">&quot;mul&quot;</span>)</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; {</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; tolerance = 1.f * step_size;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; out_val = in_val * in_val;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; }</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span>(func_name == <span class="stringliteral">&quot;exp&quot;</span>)</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; {</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; tolerance = 2.f * step_size;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; out_val = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aa4e01e9be9adcc40a69a4da48fa83a43">fixed_point_arithmetic::exp</a>(in_val);</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; }</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span>(func_name == <span class="stringliteral">&quot;log&quot;</span>)</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; {</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; tolerance = 4.f * step_size;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; out_val = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#a8c8ce35c61b4f71cccec28d18161eaa1">fixed_point_arithmetic::log</a>(in_val);</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; }</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span>(func_name == <span class="stringliteral">&quot;inv_sqrt&quot;</span>)</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; {</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; tolerance = 5.f * step_size;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; out_val = <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#a2b7623d9dd3fde1d0a3bbe034967cff5">fixed_point_arithmetic::inv_sqrt</a>(in_val);</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; }</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; BOOST_TEST_INFO(<span class="stringliteral">&quot;input = &quot;</span> &lt;&lt; in_val);</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; BOOST_TEST_INFO(<span class="stringliteral">&quot;output = &quot;</span> &lt;&lt; out_val);</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; BOOST_TEST_INFO(<span class="stringliteral">&quot;reference = &quot;</span> &lt;&lt; ref_val);</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; BOOST_TEST_INFO(<span class="stringliteral">&quot;tolerance = &quot;</span> &lt;&lt; tolerance);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; BOOST_TEST_WARN((<a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ae115fc750a92fb6a5e094998b56fcc56">std::abs</a>(static_cast&lt;float&gt;(out_val) - ref_val) &lt;= tolerance));</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keywordflow">if</span>(<a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ae115fc750a92fb6a5e094998b56fcc56">std::abs</a>(static_cast&lt;float&gt;(out_val) - ref_val) &gt; tolerance)</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; {</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; ++num_mismatches;</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; }</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="comment">// Read next values</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; inputs_file.read(reinterpret_cast&lt;char *&gt;(&amp;float_val), <span class="keyword">sizeof</span>(float_val));</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; reference_file.read(reinterpret_cast&lt;char *&gt;(&amp;ref_val), <span class="keyword">sizeof</span>(ref_val));</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; }</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; BOOST_TEST(num_mismatches == expected_failures);</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160;}</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;BOOST_AUTO_TEST_SUITE_END()</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;BOOST_AUTO_TEST_SUITE_END()</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="namespacearm__compute_1_1test_xhtml"><div class="ttname"><a href="namespacearm__compute_1_1test.xhtml">arm_compute::test</a></div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_g_e_m_m_8h_source.xhtml#l00039">GEMM.h:39</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_aa4e01e9be9adcc40a69a4da48fa83a43"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aa4e01e9be9adcc40a69a4da48fa83a43">arm_compute::test::fixed_point_arithmetic::detail::exp</a></div><div class="ttdeci">fixed_point&lt; T &gt; exp(fixed_point&lt; T &gt; x)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00915">FixedPoint.h:915</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1cpp11_xhtml_ab2182d3de5899d24c8815f8df940bbc0"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1cpp11.xhtml#ab2182d3de5899d24c8815f8df940bbc0">arm_compute::test::cpp11::to_string</a></div><div class="ttdeci">std::string to_string(T &amp;&amp;value)</div><div class="ttdoc">Convert integer and float values to string. </div><div class="ttdef"><b>Definition:</b> <a href="tests_2_utils_8h_source.xhtml#l00172">Utils.h:172</a></div></div>
<div class="ttc" id="tests_2validation_2_fixed_point_8h_xhtml"><div class="ttname"><a href="tests_2validation_2_fixed_point_8h.xhtml">FixedPoint.h</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml"><div class="ttname"><a href="namespacearm__compute.xhtml">arm_compute</a></div><div class="ttdef"><b>Definition:</b> <a href="01__library_8dox_source.xhtml#l00001">01_library.dox:1</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_a8c8ce35c61b4f71cccec28d18161eaa1"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#a8c8ce35c61b4f71cccec28d18161eaa1">arm_compute::test::fixed_point_arithmetic::detail::log</a></div><div class="ttdeci">fixed_point&lt; T &gt; log(fixed_point&lt; T &gt; x)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00920">FixedPoint.h:920</a></div></div>
<div class="ttc" id="_type_printer_8h_xhtml"><div class="ttname"><a href="_type_printer_8h.xhtml">TypePrinter.h</a></div></div>
<div class="ttc" id="classarm__compute_1_1test_1_1fixed__point__arithmetic_1_1fixed__point_xhtml"><div class="ttname"><a href="classarm__compute_1_1test_1_1fixed__point__arithmetic_1_1fixed__point.xhtml">arm_compute::test::fixed_point_arithmetic::fixed_point</a></div><div class="ttdoc">Arbitrary fixed-point arithmetic class. </div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00084">FixedPoint.h:84</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_a2b7623d9dd3fde1d0a3bbe034967cff5"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#a2b7623d9dd3fde1d0a3bbe034967cff5">arm_compute::test::fixed_point_arithmetic::detail::inv_sqrt</a></div><div class="ttdeci">fixed_point&lt; T &gt; inv_sqrt(fixed_point&lt; T &gt; x)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00925">FixedPoint.h:925</a></div></div>
<div class="ttc" id="_validation_user_configuration_8h_xhtml"><div class="ttname"><a href="_validation_user_configuration_8h.xhtml">ValidationUserConfiguration.h</a></div></div>
<div class="ttc" id="boost__wrapper_8h_xhtml"><div class="ttname"><a href="boost__wrapper_8h.xhtml">boost_wrapper.h</a></div></div>
<div class="ttc" id="_validation_8h_xhtml"><div class="ttname"><a href="_validation_8h.xhtml">Validation.h</a></div></div>
<div class="ttc" id="namespaceboost_xhtml"><div class="ttname"><a href="namespaceboost.xhtml">boost</a></div><div class="ttdef"><b>Definition:</b> <a href="validation_2_datasets_8h_source.xhtml#l00047">Datasets.h:47</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_af782da2c5016738c96c16fee5e17670f"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#af782da2c5016738c96c16fee5e17670f">arm_compute::test::fixed_point_arithmetic::detail::pow</a></div><div class="ttdeci">fixed_point&lt; T &gt; pow(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; a)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00935">FixedPoint.h:935</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_ae115fc750a92fb6a5e094998b56fcc56"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ae115fc750a92fb6a5e094998b56fcc56">arm_compute::test::fixed_point_arithmetic::detail::abs</a></div><div class="ttdeci">fixed_point&lt; T &gt; abs(fixed_point&lt; T &gt; x)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00905">FixedPoint.h:905</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_xhtml_a8f4fc4a0603d589eb1db7a8f539a6279"><div class="ttname"><a href="namespacearm__compute_1_1test.xhtml#a8f4fc4a0603d589eb1db7a8f539a6279">arm_compute::test::user_config</a></div><div class="ttdeci">PerformanceUserConfiguration user_config</div><div class="ttdef"><b>Definition:</b> <a href="benchmark_2main_8cpp_source.xhtml#l00049">main.cpp:49</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml">arm_compute::test::validation</a></div><div class="ttdef"><b>Definition:</b> <a href="_c_l_fixture_8h_source.xhtml#l00033">CLFixture.h:33</a></div></div>
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