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<div class="title">CPUUtils.cpp</div> </div>
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<a href="_c_p_u_utils_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) 2018-2019 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="_c_p_u_utils_8h.xhtml">arm_compute/runtime/CPUUtils.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="_c_p_p_types_8h.xhtml">arm_compute/core/CPP/CPPTypes.h</a>&quot;</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_error_8h.xhtml">arm_compute/core/Error.h</a>&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="_toolchain_support_8h.xhtml">support/ToolchainSupport.h</a>&quot;</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#include &lt;array&gt;</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="preprocessor">#include &lt;cstdlib&gt;</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="preprocessor">#include &lt;cstring&gt;</span></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;map&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="preprocessor">#ifndef BARE_METAL</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="comment">/* C++ std::regex takes up a lot of space in the standalone builds */</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="preprocessor">#include &lt;regex.h&gt;</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="preprocessor">#include &lt;thread&gt;</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* BARE_METAL */</span><span class="preprocessor"></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;<span class="preprocessor">#if !defined(BARE_METAL) &amp;&amp; (defined(__arm__) || defined(__aarch64__))</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="preprocessor">#include &lt;sys/auxv.h&gt;</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="comment">/* Get HWCAP bits from asm/hwcap.h */</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="preprocessor">#include &lt;asm/hwcap.h&gt;</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* !BARE_METAL */</span><span class="preprocessor"></span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="comment">/* Make sure the bits we care about are defined, just in case asm/hwcap.h is</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;<span class="comment"> * out of date (or for bare metal mode) */</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="preprocessor">#ifndef HWCAP_ASIMDHP</span></div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="_c_p_u_utils_8cpp.xhtml#a3adcaa91ed4b68e8939a5175133460d5"> 52</a></span>&#160;<span class="preprocessor">#define HWCAP_ASIMDHP (1 &lt;&lt; 10) // NOLINT</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* HWCAP_ASIMDHP */</span><span class="preprocessor"></span></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="preprocessor">#ifndef HWCAP_CPUID</span></div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="_c_p_u_utils_8cpp.xhtml#a81886f53bcc05e6aa40366dcee3c80cc"> 56</a></span>&#160;<span class="preprocessor">#define HWCAP_CPUID (1 &lt;&lt; 11) // NOLINT</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* HWCAP_CPUID */</span><span class="preprocessor"></span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="preprocessor">#ifndef HWCAP_ASIMDDP</span></div><div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="_c_p_u_utils_8cpp.xhtml#af2e3430d5d0940d0a78029eb50f69234"> 60</a></span>&#160;<span class="preprocessor">#define HWCAP_ASIMDDP (1 &lt;&lt; 20) // NOLINT</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* HWCAP_ASIMDDP */</span><span class="preprocessor"></span></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="keyword">namespace</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;{</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="keyword">using namespace </span><a class="code" href="namespacearm__compute.xhtml">arm_compute</a>;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="preprocessor">#if !defined(BARE_METAL) &amp;&amp; (defined(__arm__) || defined(__aarch64__))</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="keywordtype">bool</span> model_supports_dot(<a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4">CPUModel</a> model)</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="keywordflow">switch</span>(model)</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; {</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aad1a9b424f69f167da12150036196cd7">CPUModel::GENERIC_FP16_DOT</a>:</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4a2f2d74257db975404ff4ca97ce1e0bca">CPUModel::A55r1</a>:</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="keywordflow">default</span>:</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</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;}</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="keywordtype">bool</span> model_supports_fp16(<a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4">CPUModel</a> model)</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;{</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <span class="keywordflow">switch</span>(model)</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aca6fc09ca003ddc8f631109ce01bc6e8">CPUModel::GENERIC_FP16</a>:</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aad1a9b424f69f167da12150036196cd7">CPUModel::GENERIC_FP16_DOT</a>:</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="keywordflow">case</span> <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4a2f2d74257db975404ff4ca97ce1e0bca">CPUModel::A55r1</a>:</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <span class="keywordflow">default</span>:</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; }</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;}</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;<span class="comment">/* Convert an MIDR register value to a CPUModel enum value. */</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;<a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4">CPUModel</a> midr_to_model(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> midr)</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; <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4">CPUModel</a> model = <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4ac942dc2a9f958acddc67e11472d3ca0b">CPUModel::GENERIC</a>;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="comment">// Unpack variant and CPU ID</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> implementer = (midr &gt;&gt; 24) &amp; 0xFF;</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> variant = (midr &gt;&gt; 20) &amp; 0xF;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keyword">const</span> <span class="keywordtype">int</span> cpunum = (midr &gt;&gt; 4) &amp; 0xFFF;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <span class="keywordflow">if</span>(implementer == 0x41) <span class="comment">// Arm CPUs</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; {</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="comment">// Only CPUs we have code paths for are detected. All other CPUs can be safely classed as &quot;GENERIC&quot;</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keywordflow">switch</span>(cpunum)</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; {</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">case</span> 0xd03: <span class="comment">// A53</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordflow">case</span> 0xd04: <span class="comment">// A35</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; model = <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aecf3e2493afebcfefb0b9b86bd50ef0d">CPUModel::A53</a>;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; <span class="keywordflow">case</span> 0xd05: <span class="comment">// A55</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="keywordflow">if</span>(variant != 0)</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; model = <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4a2f2d74257db975404ff4ca97ce1e0bca">CPUModel::A55r1</a>;</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; <span class="keywordflow">else</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; model = <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4a33f91a7ec1c6be774d71fcd00ac81c92">CPUModel::A55r0</a>;</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; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordflow">case</span> 0xd0a: <span class="comment">// A75</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="keywordflow">if</span>(variant != 0)</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; {</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; model = <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aad1a9b424f69f167da12150036196cd7">CPUModel::GENERIC_FP16_DOT</a>;</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; }</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keywordflow">else</span></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; model = <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aca6fc09ca003ddc8f631109ce01bc6e8">CPUModel::GENERIC_FP16</a>;</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; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <span class="keywordflow">case</span> 0xd0b: <span class="comment">// A76</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="keywordflow">case</span> 0xd06:</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="keywordflow">case</span> 0xd0c:</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="keywordflow">case</span> 0xd0d:</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; model = <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aad1a9b424f69f167da12150036196cd7">CPUModel::GENERIC_FP16_DOT</a>;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="keywordflow">default</span>:</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; model = <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4ac942dc2a9f958acddc67e11472d3ca0b">CPUModel::GENERIC</a>;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; }</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; }</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span>(implementer == 0x48)</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; {</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <span class="comment">// Only CPUs we have code paths for are detected. All other CPUs can be safely classed as &quot;GENERIC&quot;</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keywordflow">switch</span>(cpunum)</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; <span class="keywordflow">case</span> 0xd40: <span class="comment">// A76</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; model = <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aad1a9b424f69f167da12150036196cd7">CPUModel::GENERIC_FP16_DOT</a>;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">break</span>;</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="keywordflow">default</span>:</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; model = <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4ac942dc2a9f958acddc67e11472d3ca0b">CPUModel::GENERIC</a>;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keywordflow">break</span>;</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;</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="keywordflow">return</span> model;</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;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;<span class="keywordtype">void</span> populate_models_cpuid(std::vector&lt;CPUModel&gt; &amp;cpusv)</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;{</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; <span class="comment">// If the CPUID capability is present, MIDR information is provided in /sys. Use that to populate the CPU model table.</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; uint32_t i = 0;</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; <span class="keywordflow">for</span>(<span class="keyword">auto</span> &amp;c : cpusv)</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; {</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; std::stringstream str;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; str &lt;&lt; <span class="stringliteral">&quot;/sys/devices/system/cpu/cpu&quot;</span> &lt;&lt; i++ &lt;&lt; <span class="stringliteral">&quot;/regs/identification/midr_el1&quot;</span>;</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; std::ifstream file;</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; file.open(str.str(), std::ios::in);</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="keywordflow">if</span>(file.is_open())</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; {</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; std::string line;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="keywordflow">if</span>(<span class="keywordtype">bool</span>(getline(file, line)))</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; {</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; <span class="keyword">const</span> uint32_t midr = <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#ae7b85c41ac94d98f07b1cef18b33d2d1">support::cpp11::stoul</a>(line, <span class="keyword">nullptr</span>, <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#aebc1ea57c14482b68dac0c0dab766126a027219c7702304969c898aeffed504af">support::cpp11::NumericBase::BASE_16</a>);</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; c = midr_to_model(midr &amp; 0xffffffff);</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; }</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; }</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; }</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;}</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160;<span class="keywordtype">void</span> populate_models_cpuinfo(std::vector&lt;CPUModel&gt; &amp;cpusv)</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;{</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; regex_t proc_regex;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; regex_t imp_regex;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; regex_t var_regex;</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; regex_t part_regex;</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; regex_t rev_regex;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; memset(&amp;proc_regex, 0, <span class="keyword">sizeof</span>(regex_t));</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; memset(&amp;imp_regex, 0, <span class="keyword">sizeof</span>(regex_t));</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; memset(&amp;var_regex, 0, <span class="keyword">sizeof</span>(regex_t));</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; memset(&amp;part_regex, 0, <span class="keyword">sizeof</span>(regex_t));</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; memset(&amp;rev_regex, 0, <span class="keyword">sizeof</span>(regex_t));</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; <span class="keywordtype">int</span> ret_status = 0;</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <span class="comment">// If &quot;long-form&quot; cpuinfo is present, parse that to populate models.</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; ret_status |= regcomp(&amp;proc_regex, R<span class="stringliteral">&quot;(^processor.*([[:digit:]]+)$)&quot;, REG_EXTENDED);</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;<span class="stringliteral"> ret_status |= regcomp(&amp;imp_regex, R</span><span class="stringliteral">&quot;(^CPU implementer.*0x(..)$)&quot;, REG_EXTENDED);</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160;<span class="stringliteral"> ret_status |= regcomp(&amp;var_regex, R</span><span class="stringliteral">&quot;(^CPU variant.*0x(.)$)&quot;, REG_EXTENDED);</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160;<span class="stringliteral"> ret_status |= regcomp(&amp;part_regex, R</span><span class="stringliteral">&quot;(^CPU part.*0x(...)$)&quot;, REG_EXTENDED);</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160;<span class="stringliteral"> ret_status |= regcomp(&amp;rev_regex, R</span><span class="stringliteral">&quot;(^CPU revision.*([[:digit:]]+)$)&quot;, REG_EXTENDED);</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;<span class="stringliteral"> <a class="code" href="_error_8h.xhtml#a6dc630a6ae9cc063b3924bcea8dee9d6">ARM_COMPUTE_UNUSED</a>(ret_status);</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160;<span class="stringliteral"> <a class="code" href="_error_8h.xhtml#a0b0eb3235749a2909dc5a101afe59a1b">ARM_COMPUTE_ERROR_ON_MSG</a>(ret_status != 0, </span><span class="stringliteral">&quot;Regex compilation failed.&quot;</span>);</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160;</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; std::ifstream file;</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; file.open(<span class="stringliteral">&quot;/proc/cpuinfo&quot;</span>, std::ios::in);</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; <span class="keywordflow">if</span>(file.is_open())</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; {</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160; std::string line;</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; <span class="keywordtype">int</span> midr = 0;</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; <span class="keywordtype">int</span> curcpu = -1;</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160;</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; <span class="keywordflow">while</span>(<span class="keywordtype">bool</span>(getline(file, line)))</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; {</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; std::array&lt;regmatch_t, 2&gt; match;</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; ret_status = regexec(&amp;proc_regex, line.c_str(), 2, match.data(), 0);</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; <span class="keywordflow">if</span>(ret_status == 0)</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160; {</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160; std::string <span class="keywordtype">id</span> = line.substr(match[1].rm_so, (match[1].rm_eo - match[1].rm_so));</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160; <span class="keywordtype">int</span> newcpu = <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#abdba606a789b8d664774f17d18f45cfe">support::cpp11::stoi</a>(<span class="keywordtype">id</span>, <span class="keyword">nullptr</span>);</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160; <span class="keywordflow">if</span>(curcpu &gt;= 0 &amp;&amp; midr == 0)</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160; {</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; <span class="comment">// Matched a new CPU ID without any description of the previous one - looks like old format.</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160; <span class="keywordflow">return</span>;</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160; }</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160;</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160; <span class="keywordflow">if</span>(curcpu &gt;= 0)</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160; {</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160; cpusv[curcpu] = midr_to_model(midr);</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; }</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160;</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; midr = 0;</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; curcpu = newcpu;</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160;</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160; }</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160;</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; ret_status = regexec(&amp;imp_regex, line.c_str(), 2, match.data(), 0);</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160; <span class="keywordflow">if</span>(ret_status == 0)</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160; {</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160; std::string subexp = line.substr(match[1].rm_so, (match[1].rm_eo - match[1].rm_so));</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160; <span class="keywordtype">int</span> impv = <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#abdba606a789b8d664774f17d18f45cfe">support::cpp11::stoi</a>(subexp, <span class="keyword">nullptr</span>, <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#aebc1ea57c14482b68dac0c0dab766126a027219c7702304969c898aeffed504af">support::cpp11::NumericBase::BASE_16</a>);</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160; midr |= (impv &lt;&lt; 24);</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160;</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160; <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160; }</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160;</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; ret_status = regexec(&amp;var_regex, line.c_str(), 2, match.data(), 0);</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; <span class="keywordflow">if</span>(ret_status == 0)</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160; {</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160; std::string subexp = line.substr(match[1].rm_so, (match[1].rm_eo - match[1].rm_so));</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160; <span class="keywordtype">int</span> varv = <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#abdba606a789b8d664774f17d18f45cfe">support::cpp11::stoi</a>(subexp, <span class="keyword">nullptr</span>, <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#aebc1ea57c14482b68dac0c0dab766126a027219c7702304969c898aeffed504af">support::cpp11::NumericBase::BASE_16</a>);</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160; midr |= (varv &lt;&lt; 20);</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160;</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160; <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; }</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160;</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160; ret_status = regexec(&amp;part_regex, line.c_str(), 2, match.data(), 0);</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; <span class="keywordflow">if</span>(ret_status == 0)</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; {</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160; std::string subexp = line.substr(match[1].rm_so, (match[1].rm_eo - match[1].rm_so));</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160; <span class="keywordtype">int</span> partv = <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#abdba606a789b8d664774f17d18f45cfe">support::cpp11::stoi</a>(subexp, <span class="keyword">nullptr</span>, <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#aebc1ea57c14482b68dac0c0dab766126a027219c7702304969c898aeffed504af">support::cpp11::NumericBase::BASE_16</a>);</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160; midr |= (partv &lt;&lt; 4);</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160;</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160; <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160; }</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160;</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160; ret_status = regexec(&amp;rev_regex, line.c_str(), 2, match.data(), 0);</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160; <span class="keywordflow">if</span>(ret_status == 0)</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160; {</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160; std::string subexp = line.substr(match[1].rm_so, (match[1].rm_eo - match[1].rm_so));</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160; <span class="keywordtype">int</span> regv = <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#abdba606a789b8d664774f17d18f45cfe">support::cpp11::stoi</a>(subexp, <span class="keyword">nullptr</span>);</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160; midr |= (regv);</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160; midr |= (0xf &lt;&lt; 16);</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160;</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160; <span class="keywordflow">continue</span>;</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160; }</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160; }</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160;</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160; <span class="keywordflow">if</span>(curcpu &gt;= 0)</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160; {</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160; cpusv[curcpu] = midr_to_model(midr);</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160; }</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160; }</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160;</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160; <span class="comment">// Free allocated memory</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160; regfree(&amp;proc_regex);</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160; regfree(&amp;imp_regex);</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160; regfree(&amp;var_regex);</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160; regfree(&amp;part_regex);</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; regfree(&amp;rev_regex);</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160;}</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160;</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160;<span class="keywordtype">int</span> get_max_cpus()</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160;{</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160; <span class="keywordtype">int</span> max_cpus = 1;</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160; std::ifstream CPUspresent;</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160; CPUspresent.open(<span class="stringliteral">&quot;/sys/devices/system/cpu/present&quot;</span>, std::ios::in);</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160; <span class="keywordtype">bool</span> success = <span class="keyword">false</span>;</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>&#160;</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>&#160; <span class="keywordflow">if</span>(CPUspresent.is_open())</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>&#160; {</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160; std::string line;</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160;</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160; <span class="keywordflow">if</span>(<span class="keywordtype">bool</span>(getline(CPUspresent, line)))</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160; {</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160; <span class="comment">/* The content of this file is a list of ranges or single values, e.g.</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160;<span class="comment"> * 0-5, or 1-3,5,7 or similar. As we are interested in the</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160;<span class="comment"> * max valid ID, we just need to find the last valid</span></div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160;<span class="comment"> * delimiter (&#39;-&#39; or &#39;,&#39;) and parse the integer immediately after that.</span></div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160; <span class="keyword">auto</span> startfrom = line.begin();</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160;</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160; <span class="keywordflow">for</span>(<span class="keyword">auto</span> i = line.begin(); i &lt; line.end(); ++i)</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160; {</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160; <span class="keywordflow">if</span>(*i == <span class="charliteral">&#39;-&#39;</span> || *i == <span class="charliteral">&#39;,&#39;</span>)</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160; {</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160; startfrom = i + 1;</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160; }</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160; }</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160;</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160; line.erase(line.begin(), startfrom);</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160;</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160; max_cpus = <a class="code" href="namespacearm__compute_1_1support_1_1cpp11.xhtml#abdba606a789b8d664774f17d18f45cfe">support::cpp11::stoi</a>(line, <span class="keyword">nullptr</span>) + 1;</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160; success = <span class="keyword">true</span>;</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160; }</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160; }</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160;</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160; <span class="comment">// Return std::thread::hardware_concurrency() as a fallback.</span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160; <span class="keywordflow">if</span>(!success)</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160; {</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160; max_cpus = std::thread::hardware_concurrency();</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160; }</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160; <span class="keywordflow">return</span> max_cpus;</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160;}</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* !defined(BARE_METAL) &amp;&amp; (defined(__arm__) || defined(__aarch64__)) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160;</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160;} <span class="comment">// namespace</span></div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160;</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearm__compute.xhtml">arm_compute</a></div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160;{</div><div class="line"><a name="l00346"></a><span class="lineno"><a class="line" href="namespacearm__compute.xhtml#a92d01d03db1530581737484c1290ca16"> 346</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="namespacearm__compute.xhtml#a92d01d03db1530581737484c1290ca16">get_cpu_configuration</a>(<a class="code" href="classarm__compute_1_1_c_p_u_info.xhtml">CPUInfo</a> &amp;cpuinfo)</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160;{</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160;<span class="preprocessor">#if !defined(BARE_METAL) &amp;&amp; (defined(__arm__) || defined(__aarch64__))</span></div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160; <span class="keywordtype">bool</span> cpuid = <span class="keyword">false</span>;</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160; <span class="keywordtype">bool</span> hwcaps_fp16_support = <span class="keyword">false</span>;</div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160; <span class="keywordtype">bool</span> hwcaps_dot_support = <span class="keyword">false</span>;</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160;</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160; <span class="keyword">const</span> uint32_t hwcaps = getauxval(AT_HWCAP);</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160;</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160; <span class="keywordflow">if</span>((hwcaps &amp; <a class="code" href="_c_p_u_utils_8cpp.xhtml#a81886f53bcc05e6aa40366dcee3c80cc">HWCAP_CPUID</a>) != 0)</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160; {</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160; cpuid = <span class="keyword">true</span>;</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>&#160; }</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160;</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160; <span class="keywordflow">if</span>((hwcaps &amp; <a class="code" href="_c_p_u_utils_8cpp.xhtml#a3adcaa91ed4b68e8939a5175133460d5">HWCAP_ASIMDHP</a>) != 0)</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160; {</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160; hwcaps_fp16_support = <span class="keyword">true</span>;</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160; }</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160;</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160;<span class="preprocessor">#if defined(__aarch64__)</span></div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>&#160; <span class="keywordflow">if</span>((hwcaps &amp; <a class="code" href="_c_p_u_utils_8cpp.xhtml#af2e3430d5d0940d0a78029eb50f69234">HWCAP_ASIMDDP</a>) != 0)</div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>&#160; {</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>&#160; hwcaps_dot_support = <span class="keyword">true</span>;</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span>&#160; }</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* defined(__aarch64__) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>&#160;</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>&#160; <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> max_cpus = get_max_cpus();</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160; cpuinfo.<a class="code" href="classarm__compute_1_1_c_p_u_info.xhtml#aba3b726afdf36bdcd7496e1bfb523e71">set_cpu_num</a>(max_cpus);</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>&#160; std::vector&lt;CPUModel&gt; percpu(max_cpus, <a class="code" href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4ac942dc2a9f958acddc67e11472d3ca0b">CPUModel::GENERIC</a>);</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>&#160; <span class="keywordflow">if</span>(cpuid)</div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span>&#160; {</div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span>&#160; populate_models_cpuid(percpu);</div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>&#160; }</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>&#160; <span class="keywordflow">else</span></div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>&#160; {</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>&#160; populate_models_cpuinfo(percpu);</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span>&#160; }</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>&#160; <span class="keywordtype">int</span> j(0);</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160; <span class="comment">// Update dot product and FP16 support if one of the CPUs support these features</span></div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>&#160; <span class="comment">// We assume that the system does not have mixed architectures</span></div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>&#160; <span class="keywordtype">bool</span> one_supports_dot = <span class="keyword">false</span>;</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>&#160; <span class="keywordtype">bool</span> one_supports_fp16 = <span class="keyword">false</span>;</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>&#160; <span class="keywordflow">for</span>(<span class="keyword">const</span> <span class="keyword">auto</span> &amp;v : percpu)</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>&#160; {</div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>&#160; one_supports_dot = one_supports_dot || model_supports_dot(v);</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>&#160; one_supports_fp16 = one_supports_fp16 || model_supports_fp16(v);</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>&#160; cpuinfo.<a class="code" href="classarm__compute_1_1_c_p_u_info.xhtml#acb24f7c57aaeee1da27db2b4b52434ee">set_cpu_model</a>(j++, v);</div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>&#160; }</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span>&#160; cpuinfo.<a class="code" href="classarm__compute_1_1_c_p_u_info.xhtml#a6d2db590ac4d869e8feb648beb80fcea">set_dotprod</a>(one_supports_dot || hwcaps_dot_support);</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>&#160; cpuinfo.<a class="code" href="classarm__compute_1_1_c_p_u_info.xhtml#a6dfc7d658828318e6c54988913c22ec7">set_fp16</a>(one_supports_fp16 || hwcaps_fp16_support);</div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>&#160;<span class="preprocessor">#else </span><span class="comment">/* !defined(BARE_METAL) &amp;&amp; (defined(__arm__) || defined(__aarch64__)) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span>&#160; <a class="code" href="_error_8h.xhtml#a6dc630a6ae9cc063b3924bcea8dee9d6">ARM_COMPUTE_UNUSED</a>(cpuinfo);</div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* !defined(BARE_METAL) &amp;&amp; (defined(__arm__) || defined(__aarch64__)) */</span><span class="preprocessor"></span></div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>&#160;}</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>&#160;</div><div class="line"><a name="l00401"></a><span class="lineno"><a class="line" href="namespacearm__compute.xhtml#a9a9fa44b29bc17746a0b486626a76e0a"> 401</a></span>&#160;<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="namespacearm__compute.xhtml#a9a9fa44b29bc17746a0b486626a76e0a">get_threads_hint</a>()</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>&#160;{</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>&#160; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> num_threads_hint = 1;</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>&#160;</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span>&#160;<span class="preprocessor">#ifndef BARE_METAL</span></div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>&#160; std::map&lt;std::string, unsigned int&gt; cpu_part_occurrence_map;</div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span>&#160;</div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>&#160; <span class="comment">// CPU part regex</span></div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span>&#160; regex_t cpu_part_rgx;</div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span>&#160; memset(&amp;cpu_part_rgx, 0, <span class="keyword">sizeof</span>(regex_t));</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>&#160; <span class="keywordtype">int</span> ret_status = regcomp(&amp;cpu_part_rgx, R<span class="stringliteral">&quot;(.*CPU part.+/?\:[[:space:]]+([[:alnum:]]+).*)&quot;, REG_EXTENDED);</span></div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>&#160;<span class="stringliteral"> <a class="code" href="_error_8h.xhtml#a6dc630a6ae9cc063b3924bcea8dee9d6">ARM_COMPUTE_UNUSED</a>(ret_status);</span></div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>&#160;<span class="stringliteral"> <a class="code" href="_error_8h.xhtml#a0b0eb3235749a2909dc5a101afe59a1b">ARM_COMPUTE_ERROR_ON_MSG</a>(ret_status != 0, </span><span class="stringliteral">&quot;Regex compilation failed.&quot;</span>);</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>&#160;</div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>&#160; <span class="comment">// Read cpuinfo and get occurrence of each core</span></div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>&#160; std::ifstream cpuinfo;</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span>&#160; cpuinfo.open(<span class="stringliteral">&quot;/proc/cpuinfo&quot;</span>, std::ios::in);</div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span>&#160; <span class="keywordflow">if</span>(cpuinfo.is_open())</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span>&#160; {</div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span>&#160; std::string line;</div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>&#160; <span class="keywordflow">while</span>(<span class="keywordtype">bool</span>(getline(cpuinfo, line)))</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>&#160; {</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>&#160; std::array&lt;regmatch_t, 2&gt; match;</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>&#160; ret_status = regexec(&amp;cpu_part_rgx, line.c_str(), 2, match.data(), 0);</div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>&#160; <span class="keywordflow">if</span>(ret_status == 0)</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span>&#160; {</div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span>&#160; std::string cpu_part = line.substr(match[1].rm_so, (match[1].rm_eo - match[1].rm_so));</div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span>&#160; <span class="keywordflow">if</span>(cpu_part_occurrence_map.find(cpu_part) != cpu_part_occurrence_map.end())</div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span>&#160; {</div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>&#160; cpu_part_occurrence_map[cpu_part]++;</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span>&#160; }</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>&#160; <span class="keywordflow">else</span></div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>&#160; {</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>&#160; cpu_part_occurrence_map[cpu_part] = 1;</div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>&#160; }</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>&#160; }</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>&#160; }</div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>&#160; }</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>&#160; regfree(&amp;cpu_part_rgx);</div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span>&#160;</div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span>&#160; <span class="comment">// Get min number of threads</span></div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>&#160; <span class="keyword">auto</span> min_common_cores = std::min_element(cpu_part_occurrence_map.begin(), cpu_part_occurrence_map.end(),</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>&#160; [](<span class="keyword">const</span> std::pair&lt;std::string, unsigned int&gt; &amp;p1, <span class="keyword">const</span> std::pair&lt;std::string, unsigned int&gt; &amp;p2)</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span>&#160; {</div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>&#160; <span class="keywordflow">return</span> p1.second &lt; p2.second;</div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>&#160; });</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>&#160;</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>&#160; <span class="comment">// Set thread hint</span></div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>&#160; num_threads_hint = cpu_part_occurrence_map.empty() ? std::thread::hardware_concurrency() : min_common_cores-&gt;second;</div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* BARE_METAL */</span><span class="preprocessor"></span></div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>&#160;</div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>&#160; <span class="keywordflow">return</span> num_threads_hint;</div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span>&#160;}</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>&#160;</div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>&#160;} <span class="comment">// namespace arm_compute</span></div><div class="ttc" id="namespacearm__compute_1_1support_1_1cpp11_xhtml_ae7b85c41ac94d98f07b1cef18b33d2d1"><div class="ttname"><a href="namespacearm__compute_1_1support_1_1cpp11.xhtml#ae7b85c41ac94d98f07b1cef18b33d2d1">arm_compute::support::cpp11::stoul</a></div><div class="ttdeci">unsigned long stoul(const std::string &amp;str, std::size_t *pos=0, NumericBase base=NumericBase::BASE_10)</div><div class="ttdoc">Convert string values to unsigned long.</div><div class="ttdef"><b>Definition:</b> <a href="_toolchain_support_8h_source.xhtml#l00103">ToolchainSupport.h:103</a></div></div>
<div class="ttc" id="_toolchain_support_8h_xhtml"><div class="ttname"><a href="_toolchain_support_8h.xhtml">ToolchainSupport.h</a></div></div>
<div class="ttc" id="_c_p_u_utils_8cpp_xhtml_af2e3430d5d0940d0a78029eb50f69234"><div class="ttname"><a href="_c_p_u_utils_8cpp.xhtml#af2e3430d5d0940d0a78029eb50f69234">HWCAP_ASIMDDP</a></div><div class="ttdeci">#define HWCAP_ASIMDDP</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_u_utils_8cpp_source.xhtml#l00060">CPUUtils.cpp:60</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_aa41d7415a5386798147cccae2333d5d4"><div class="ttname"><a href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4">arm_compute::CPUModel</a></div><div class="ttdeci">CPUModel</div><div class="ttdoc">CPU models - we only need to detect CPUs we have microarchitecture-specific code for.</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_p_types_8h_source.xhtml#l00040">CPPTypes.h:40</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1support_1_1cpp11_xhtml_aebc1ea57c14482b68dac0c0dab766126a027219c7702304969c898aeffed504af"><div class="ttname"><a href="namespacearm__compute_1_1support_1_1cpp11.xhtml#aebc1ea57c14482b68dac0c0dab766126a027219c7702304969c898aeffed504af">arm_compute::support::cpp11::NumericBase::BASE_16</a></div></div>
<div class="ttc" id="_c_p_u_utils_8cpp_xhtml_a81886f53bcc05e6aa40366dcee3c80cc"><div class="ttname"><a href="_c_p_u_utils_8cpp.xhtml#a81886f53bcc05e6aa40366dcee3c80cc">HWCAP_CPUID</a></div><div class="ttdeci">#define HWCAP_CPUID</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_u_utils_8cpp_source.xhtml#l00056">CPUUtils.cpp:56</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml"><div class="ttname"><a href="namespacearm__compute.xhtml">arm_compute</a></div><div class="ttdoc">Copyright (c) 2017-2020 ARM Limited.</div><div class="ttdef"><b>Definition:</b> <a href="00__introduction_8dox_source.xhtml#l00024">00_introduction.dox:24</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_a92d01d03db1530581737484c1290ca16"><div class="ttname"><a href="namespacearm__compute.xhtml#a92d01d03db1530581737484c1290ca16">arm_compute::get_cpu_configuration</a></div><div class="ttdeci">void get_cpu_configuration(CPUInfo &amp;cpuinfo)</div><div class="ttdoc">This function will try to detect the CPU configuration on the system and will fill the cpuinfo object...</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_u_utils_8cpp_source.xhtml#l00346">CPUUtils.cpp:346</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_aa41d7415a5386798147cccae2333d5d4aad1a9b424f69f167da12150036196cd7"><div class="ttname"><a href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aad1a9b424f69f167da12150036196cd7">arm_compute::CPUModel::GENERIC_FP16_DOT</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_aa41d7415a5386798147cccae2333d5d4aecf3e2493afebcfefb0b9b86bd50ef0d"><div class="ttname"><a href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aecf3e2493afebcfefb0b9b86bd50ef0d">arm_compute::CPUModel::A53</a></div></div>
<div class="ttc" id="_error_8h_xhtml_a6dc630a6ae9cc063b3924bcea8dee9d6"><div class="ttname"><a href="_error_8h.xhtml#a6dc630a6ae9cc063b3924bcea8dee9d6">ARM_COMPUTE_UNUSED</a></div><div class="ttdeci">#define ARM_COMPUTE_UNUSED(...)</div><div class="ttdoc">To avoid unused variables warnings.</div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00152">Error.h:152</a></div></div>
<div class="ttc" id="_error_8h_xhtml_a0b0eb3235749a2909dc5a101afe59a1b"><div class="ttname"><a href="_error_8h.xhtml#a0b0eb3235749a2909dc5a101afe59a1b">ARM_COMPUTE_ERROR_ON_MSG</a></div><div class="ttdeci">#define ARM_COMPUTE_ERROR_ON_MSG(cond, msg)</div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00456">Error.h:456</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_aa41d7415a5386798147cccae2333d5d4a33f91a7ec1c6be774d71fcd00ac81c92"><div class="ttname"><a href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4a33f91a7ec1c6be774d71fcd00ac81c92">arm_compute::CPUModel::A55r0</a></div></div>
<div class="ttc" id="_c_p_u_utils_8h_xhtml"><div class="ttname"><a href="_c_p_u_utils_8h.xhtml">CPUUtils.h</a></div></div>
<div class="ttc" id="_error_8h_xhtml"><div class="ttname"><a href="_error_8h.xhtml">Error.h</a></div></div>
<div class="ttc" id="classarm__compute_1_1_c_p_u_info_xhtml_acb24f7c57aaeee1da27db2b4b52434ee"><div class="ttname"><a href="classarm__compute_1_1_c_p_u_info.xhtml#acb24f7c57aaeee1da27db2b4b52434ee">arm_compute::CPUInfo::set_cpu_model</a></div><div class="ttdeci">void set_cpu_model(unsigned int cpuid, CPUModel model)</div><div class="ttdoc">Set the cpumodel for a given cpu core.</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_p_types_8cpp_source.xhtml#l00045">CPPTypes.cpp:45</a></div></div>
<div class="ttc" id="_c_p_u_utils_8cpp_xhtml_a3adcaa91ed4b68e8939a5175133460d5"><div class="ttname"><a href="_c_p_u_utils_8cpp.xhtml#a3adcaa91ed4b68e8939a5175133460d5">HWCAP_ASIMDHP</a></div><div class="ttdeci">#define HWCAP_ASIMDHP</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_u_utils_8cpp_source.xhtml#l00052">CPUUtils.cpp:52</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1support_1_1cpp11_xhtml_abdba606a789b8d664774f17d18f45cfe"><div class="ttname"><a href="namespacearm__compute_1_1support_1_1cpp11.xhtml#abdba606a789b8d664774f17d18f45cfe">arm_compute::support::cpp11::stoi</a></div><div class="ttdeci">int stoi(const std::string &amp;str, std::size_t *pos=0, NumericBase base=NumericBase::BASE_10)</div><div class="ttdoc">Convert string values to integer.</div><div class="ttdef"><b>Definition:</b> <a href="_toolchain_support_8h_source.xhtml#l00067">ToolchainSupport.h:67</a></div></div>
<div class="ttc" id="classarm__compute_1_1_c_p_u_info_xhtml"><div class="ttname"><a href="classarm__compute_1_1_c_p_u_info.xhtml">arm_compute::CPUInfo</a></div><div class="ttdef"><b>Definition:</b> <a href="_c_p_p_types_8h_source.xhtml#l00105">CPPTypes.h:105</a></div></div>
<div class="ttc" id="_c_p_p_types_8h_xhtml"><div class="ttname"><a href="_c_p_p_types_8h.xhtml">CPPTypes.h</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_aa41d7415a5386798147cccae2333d5d4aca6fc09ca003ddc8f631109ce01bc6e8"><div class="ttname"><a href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4aca6fc09ca003ddc8f631109ce01bc6e8">arm_compute::CPUModel::GENERIC_FP16</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_aa41d7415a5386798147cccae2333d5d4a2f2d74257db975404ff4ca97ce1e0bca"><div class="ttname"><a href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4a2f2d74257db975404ff4ca97ce1e0bca">arm_compute::CPUModel::A55r1</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_a9a9fa44b29bc17746a0b486626a76e0a"><div class="ttname"><a href="namespacearm__compute.xhtml#a9a9fa44b29bc17746a0b486626a76e0a">arm_compute::get_threads_hint</a></div><div class="ttdeci">unsigned int get_threads_hint()</div><div class="ttdoc">Some systems have both big and small cores, this fuction computes the minimum number of cores that ar...</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_u_utils_8cpp_source.xhtml#l00401">CPUUtils.cpp:401</a></div></div>
<div class="ttc" id="classarm__compute_1_1_c_p_u_info_xhtml_a6d2db590ac4d869e8feb648beb80fcea"><div class="ttname"><a href="classarm__compute_1_1_c_p_u_info.xhtml#a6d2db590ac4d869e8feb648beb80fcea">arm_compute::CPUInfo::set_dotprod</a></div><div class="ttdeci">void set_dotprod(const bool dotprod)</div><div class="ttdoc">Set dot product support.</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_p_types_8cpp_source.xhtml#l00040">CPPTypes.cpp:40</a></div></div>
<div class="ttc" id="classarm__compute_1_1_c_p_u_info_xhtml_a6dfc7d658828318e6c54988913c22ec7"><div class="ttname"><a href="classarm__compute_1_1_c_p_u_info.xhtml#a6dfc7d658828318e6c54988913c22ec7">arm_compute::CPUInfo::set_fp16</a></div><div class="ttdeci">void set_fp16(const bool fp16)</div><div class="ttdoc">Set fp16 support.</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_p_types_8cpp_source.xhtml#l00035">CPPTypes.cpp:35</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml_aa41d7415a5386798147cccae2333d5d4ac942dc2a9f958acddc67e11472d3ca0b"><div class="ttname"><a href="namespacearm__compute.xhtml#aa41d7415a5386798147cccae2333d5d4ac942dc2a9f958acddc67e11472d3ca0b">arm_compute::CPUModel::GENERIC</a></div></div>
<div class="ttc" id="classarm__compute_1_1_c_p_u_info_xhtml_aba3b726afdf36bdcd7496e1bfb523e71"><div class="ttname"><a href="classarm__compute_1_1_c_p_u_info.xhtml#aba3b726afdf36bdcd7496e1bfb523e71">arm_compute::CPUInfo::set_cpu_num</a></div><div class="ttdeci">void set_cpu_num(unsigned int cpu_count)</div><div class="ttdoc">Set max number of cpus.</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_p_types_8cpp_source.xhtml#l00097">CPPTypes.cpp:97</a></div></div>
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