Gitiles
Code Review Sign In
gerrit-public.fairphone.software / platform / external / ComputeLibrary / 0e205f7e1083bf26e6ffc33d96005999b541b8f9 / . / documentation / helpers__asymm_8h_source.xhtml
blob: 5a550ec26d2ebd94bb1ebddd1509e257145f31c7 [file] [log] [blame]
<!-- HTML header for doxygen 1.8.15-->
<!-- Remember to use version doxygen 1.8.15 +-->
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.15"/>
<meta name="robots" content="NOINDEX, NOFOLLOW" /> <!-- Prevent indexing by search engines -->
<title>Compute Library: src/core/CL/cl_kernels/helpers_asymm.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtreedata.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(document).ready(initResizable);
/* @license-end */</script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/x-mathjax-config">
MathJax.Hub.Config({
extensions: ["tex2jax.js"],
jax: ["input/TeX","output/HTML-CSS"],
});
</script><script type="text/javascript" async="async" src="http://cdn.mathjax.org/mathjax/latest/MathJax.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
<link href="stylesheet.css" rel="stylesheet" type="text/css"/>
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<img alt="Compute Library" src="https://raw.githubusercontent.com/ARM-software/ComputeLibrary/gh-pages/ACL_logo.png" style="max-width: 100%;margin-top: 15px;margin-left: 10px"/>
<td style="padding-left: 0.5em;">
<div id="projectname">
&#160;<span id="projectnumber">19.11</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.15 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'Search');
/* @license-end */
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('',true,false,'search.php','Search');
$(document).ready(function() { init_search(); });
});
/* @license-end */</script>
<div id="main-nav"></div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
$(document).ready(function(){initNavTree('helpers__asymm_8h_source.xhtml','');});
/* @license-end */
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div class="header">
<div class="headertitle">
<div class="title">helpers_asymm.h</div> </div>
</div><!--header-->
<div class="contents">
<a href="helpers__asymm_8h.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) 2017-2019 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">#ifndef ARM_COMPUTE_HELPERS_ASYMM_H</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#define ARM_COMPUTE_HELPERS_ASYMM_H</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml">helpers.h</a>&quot;</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="comment">/** Convert the given vector with round to nearest even rounding mode</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="comment"> * @param[in] x The target to be converted</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="comment"> * @param[in] type The target type</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="comment"> * @return The converted vector</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a2ed0ea00bf682e806812fd9dbdbea5e7"> 36</a></span>&#160;<span class="preprocessor">#define CONVERT_DOWN_RTE_STR(x, type) (convert_##type##_rte((x)))</span></div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ae41349ddba7d47794bba4d2fcf659872"> 37</a></span>&#160;<span class="preprocessor">#define CONVERT_DOWN_RTE(x, type) CONVERT_DOWN_RTE_STR(x, type)</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="comment">/** Quantize a floating-point scalar value to 8-bit asymmetric</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="comment"> * @param[in] input Input value to quantize</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="comment"> * @param[in] offset Quantization offset</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="comment"> * @param[in] scale Quantization scale</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="comment"> * @return quantized value</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a63aa8eb6ac2ac3782ffad43a96345f0a"> 47</a></span>&#160;<span class="keyword">inline</span> uchar <a class="code" href="helpers__asymm_8h.xhtml#a63aa8eb6ac2ac3782ffad43a96345f0a">quantize_qasymm8</a>(<span class="keywordtype">float</span> <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a>, <span class="keywordtype">float</span> <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>, <span class="keywordtype">float</span> <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#acec6d8ad52a28972fa74e071c1a63b6a">scale</a>)</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="keywordtype">float</span> out_f32 = <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a> / <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#acec6d8ad52a28972fa74e071c1a63b6a">scale</a> + <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; uchar res_u8 = <a class="code" href="direct__convolution1x1_8cl.xhtml#a1f15728672380ade7a238f5e783d54d2">CONVERT_SAT</a>(<a class="code" href="helpers__asymm_8h.xhtml#ae41349ddba7d47794bba4d2fcf659872">CONVERT_DOWN_RTE</a>(out_f32, <span class="keywordtype">int</span>), uchar);</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keywordflow">return</span> res_u8;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;}</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="comment">/** Dequantize a scalar value from 8-bit asymmetric to floating-point</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="comment"> * @param[in] input Input value to quantize</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="comment"> * @param[in] offset Quantization offset</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="comment"> * @param[in] scale Quantization scale</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;<span class="comment"> * @return quantized value</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#afbec2094d42590b94e7eead93710411d"> 62</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">float</span> <a class="code" href="helpers__asymm_8h.xhtml#afbec2094d42590b94e7eead93710411d">dequantize_qasymm8</a>(uchar <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a>, <span class="keywordtype">float</span> <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>, <span class="keywordtype">float</span> <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#acec6d8ad52a28972fa74e071c1a63b6a">scale</a>)</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;{</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keywordflow">return</span> ((<span class="keywordtype">float</span>)<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a> - <a class="code" href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>) * <a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#acec6d8ad52a28972fa74e071c1a63b6a">scale</a>;</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="comment"></span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="comment">/** Quantize a vector of values from floating-point</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="comment"> * @param[in] type Output data type.</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;<span class="comment"> * @return quantized values</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a1cb86b1d0c99a1e72dacda1bc615baf6"> 74</a></span>&#160;<span class="preprocessor">#define QUANTIZE_IMPL(type, size) \</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(type, size) quantize_##type##size(VEC_DATA_TYPE(float, size) input, float offset, float scale) \</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(float, size) \</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="preprocessor"> out_f32 = input / (VEC_DATA_TYPE(float, size))(scale) + (VEC_DATA_TYPE(float, size))(offset); \</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(type, size) \</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;<span class="preprocessor"> res = CONVERT_SAT(CONVERT_DOWN_RTE(out_f32, VEC_DATA_TYPE(int, size)), VEC_DATA_TYPE(type, size)); \</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="preprocessor"> return res; \</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;<span class="comment">/** Dequantize a vector of values to floating-point</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;<span class="comment"> * @param[in] type Input data type.</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;<span class="comment"> * @return dequantized values in floating point</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ac5fe0200eafe2b88af574a2ed34c3c11"> 91</a></span>&#160;<span class="preprocessor">#define DEQUANTIZE_IMPL(type, size) \</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(float, size) dequantize_##type##size(VEC_DATA_TYPE(type, size) input, float offset, float scale) \</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;<span class="preprocessor"> return (CONVERT(input, VEC_DATA_TYPE(float, 4)) - offset) * scale; \</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;<span class="comment">/** Correctly-rounded-to-nearest division by a power-of-two.</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;<span class="comment"> * @return Correctly-rounded-to-nearest division by a power-of-two.</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#abf75e242631b23007e4046682aa57ec5"> 103</a></span>&#160;<span class="preprocessor">#define ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL(size) \</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_rounding_divide_by_POW2_##size(VEC_DATA_TYPE(int, size) x, VEC_DATA_TYPE(int, size) exponent) \</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;<span class="preprocessor"> zero = (VEC_DATA_TYPE(int, size))0; \</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;<span class="preprocessor"> one = (VEC_DATA_TYPE(int, size))1; \</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;<span class="preprocessor"> mask = (one &lt;&lt; exponent) - one; \</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;<span class="preprocessor"> threshold = (mask &gt;&gt; 1) + select(zero, one, x &lt; 0); \</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;<span class="preprocessor"> return (x &gt;&gt; exponent) + select(zero, one, (x &amp; mask) &gt; threshold); \</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;<span class="comment">/** Product of two numbers, interpreting them as fixed-point values in the interval [-1, 1),</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;<span class="comment"> * rounding to the nearest value, and saturating -1 * -1 to the maximum value.</span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;<span class="comment"> * @return Product of two fixed-point numbers.</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ad4b199221927cbabbf859e4d2efb688d"> 124</a></span>&#160;<span class="preprocessor">#define ASYMM_MULT_IMPL(size) \</span></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_mult##size(VEC_DATA_TYPE(int, size) a, VEC_DATA_TYPE(int, size) b) \</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160;<span class="preprocessor"> overflow = a == b &amp;&amp; a == INT_MIN; \</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(long, size) \</span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;<span class="preprocessor"> a_64 = convert_long##size(a); \</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(long, size) \</span></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;<span class="preprocessor"> b_64 = convert_long##size(b); \</span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(long, size) \</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;<span class="preprocessor"> ab_64 = a_64 * b_64; \</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;<span class="preprocessor"> </span><span class="comment">/* COMPMID-907 */</span><span class="preprocessor"> \</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;<span class="preprocessor"> ab_x2_high32 = convert_int##size(((ab_64 + (1 &lt;&lt; 30)) &gt;&gt; 31)); \</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;<span class="preprocessor"> return select(ab_x2_high32, INT_MAX, overflow); \</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160;<span class="comment">/** Calculates \f$ exp(x) \f$ for x in [-1/4, 0).</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;<span class="comment"> * @return Result in fixed-point format Q0.</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00147"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a3d8a3968a069eb8abbc28d31c20f6b8c"> 147</a></span>&#160;<span class="preprocessor">#define ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL_IMPL(size) \</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_exp_on_interval_between_negative_one_quarter_and_0_excl##size(VEC_DATA_TYPE(int, size) a) \</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) constant_term = 1895147668; \</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) constant_1_over_3 = 715827883; \</span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;<span class="preprocessor"> const int k_fractional_bits = 31; \</span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;<span class="preprocessor"> x = a + (1 &lt;&lt; (k_fractional_bits - 3)); \</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;<span class="preprocessor"> x2 = ASYMM_MULT(x, x, size); \</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160;<span class="preprocessor"> x3 = ASYMM_MULT(x2, x, size); \</span></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;<span class="preprocessor"> x4 = ASYMM_MULT(x2, x2, size); \</span></div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;<span class="preprocessor"> x4_over_4 = ASYMM_ROUNDING_DIVIDE_BY_POW2(x4, 2, size); \</span></div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;<span class="preprocessor"> x4_over_24_plus_x3_over_6_plus_x2 = ASYMM_MULT((x4_over_4 + x3), constant_1_over_3, size) + x2; \</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160;<span class="preprocessor"> x4_over_24_plus_x3_over_6_plus_x2_over_2 = ASYMM_ROUNDING_DIVIDE_BY_POW2(x4_over_24_plus_x3_over_6_plus_x2, 1, size); \</span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160;<span class="preprocessor"> return constant_term + ASYMM_MULT(constant_term, x + x4_over_24_plus_x3_over_6_plus_x2_over_2, size); \</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160;<span class="comment">/** Each bit of the result is set to the corresponding bit of either then_val or</span></div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160;<span class="comment"> * else_val depending on whether the corresponding bit of if_mask is set.</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160;<span class="comment"> * Equivalent to the VBSL instruction in ARM NEON.</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;<span class="comment"> * @returns Result contaning bits from @p then_val or from @p else_val depending on corresponding bit in @p if_mask is set or not.</span></div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ab0b4069b25ac886d5cb6eb3b76473f88"> 178</a></span>&#160;<span class="preprocessor">#define ASYMM_SELECT_USING_MASK_IMPL(size) \</span></div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_select_using_mask##size(VEC_DATA_TYPE(int, size) if_mask, VEC_DATA_TYPE(int, size) then_val, VEC_DATA_TYPE(int, size) else_val) \</span></div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;<span class="preprocessor"> return (if_mask &amp; then_val) ^ (~if_mask &amp; else_val); \</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160;<span class="comment">/** For each element of input vector, the corresponding bits of the result item are set</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160;<span class="comment"> * if the input item is zero.</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;<span class="comment"> * @returns Output vector with bits set when corresponding bit in @p a is zero.</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00191"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a8c47a92ec76a1e367b45305c17d9ea88"> 191</a></span>&#160;<span class="preprocessor">#define ASYMM_MASK_IF_ZERO_IMPL(size) \</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_mask_if_zero##size(VEC_DATA_TYPE(int, size) a) \</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) all_zeros = 0; \</span></div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) all_ones = ~0; \</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;<span class="preprocessor"> return select(all_zeros, all_ones, a == 0); \</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160;<span class="comment">/** For each element of input vector, the corresponding bits of the result item are set</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;<span class="comment"> * if the input item is non-zero.</span></div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;<span class="comment"> * @returns Output vector with bits set when corresponding bit in @p a is non zero.</span></div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00206"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a6dd3d8d22942f0ff3e59b4e32cfd4de3"> 206</a></span>&#160;<span class="preprocessor">#define ASYMM_MASK_IF_NON_ZERO_IMPL(size) \</span></div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_mask_if_non_zero##size(VEC_DATA_TYPE(int, size) a) \</span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) all_zeros = 0; \</span></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) all_ones = ~0; \</span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160;<span class="preprocessor"> return select(all_zeros, all_ones, a != 0); \</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;</div><div class="line"><a name="l00214"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aa12ca21cb9a54d2e4c26d57303fe44a7"> 214</a></span>&#160;<span class="preprocessor">#define EXP_BARREL_SHIFTER_IMPL(size) \</span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) exp_barrel_shifter##size(VEC_DATA_TYPE(int, size) result, int exponent, int fp_multiplier, int k_integer_bits, int k_fractional_bits, VEC_DATA_TYPE(int, size) remainder) \</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160;<span class="preprocessor"> if(k_integer_bits &gt; exponent) \</span></div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160;<span class="preprocessor"> const int k_shift_amount = k_integer_bits &gt; exponent ? k_fractional_bits + exponent : 0; \</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160;<span class="preprocessor"> return ASYMM_SELECT_USING_MASK( \</span></div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160;<span class="preprocessor"> ASYMM_MASK_IF_NON_ZERO(remainder &amp; (1 &lt;&lt; k_shift_amount), size), \</span></div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160;<span class="preprocessor"> ASYMM_MULT(result, fp_multiplier, size), result, size); \</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;<span class="preprocessor"> } \</span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;<span class="preprocessor"> \</span></div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160;<span class="preprocessor"> return result; \</span></div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160;<span class="comment">/** Calculates \f$ exp(x) \f$ for x &lt; 0.</span></div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160;<span class="comment"> * @return Result in fixed-point format Q0.</span></div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00234"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852"> 234</a></span>&#160;<span class="preprocessor">#define ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL(size) \</span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_exp_on_negative_values##size(VEC_DATA_TYPE(int, size) a, int k_integer_bits) \</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160;<span class="preprocessor"> const int k_fractional_bits = 31 - k_integer_bits; \</span></div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160;<span class="preprocessor"> k_one_quarter = 1 &lt;&lt; (k_fractional_bits - 2); \</span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160;<span class="preprocessor"> mask = k_one_quarter - 1; \</span></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160;<span class="preprocessor"> a_mod_quarter_minus_one_quarter = (a &amp; mask) - k_one_quarter; \</span></div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160;<span class="preprocessor"> a_mod_quarter_minus_one_quarter_scaled = a_mod_quarter_minus_one_quarter &lt;&lt; k_integer_bits; \</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160;<span class="preprocessor"> result = ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL(a_mod_quarter_minus_one_quarter_scaled, size); \</span></div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160;<span class="preprocessor"> remainder = a_mod_quarter_minus_one_quarter - a; \</span></div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160;<span class="preprocessor"> \</span></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160;<span class="preprocessor"> result = EXP_BARREL_SHIFTER(result, -2, 1672461947, k_integer_bits, k_fractional_bits, remainder, size); \</span></div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160;<span class="preprocessor"> result = EXP_BARREL_SHIFTER(result, -1, 1302514674, k_integer_bits, k_fractional_bits, remainder, size); \</span></div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160;<span class="preprocessor"> result = EXP_BARREL_SHIFTER(result, +0, 790015084, k_integer_bits, k_fractional_bits, remainder, size); \</span></div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160;<span class="preprocessor"> result = EXP_BARREL_SHIFTER(result, +1, 290630308, k_integer_bits, k_fractional_bits, remainder, size); \</span></div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160;<span class="preprocessor"> result = EXP_BARREL_SHIFTER(result, +2, 39332535, k_integer_bits, k_fractional_bits, remainder, size); \</span></div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160;<span class="preprocessor"> result = EXP_BARREL_SHIFTER(result, +3, 720401, k_integer_bits, k_fractional_bits, remainder, size); \</span></div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160;<span class="preprocessor"> result = EXP_BARREL_SHIFTER(result, +4, 242, k_integer_bits, k_fractional_bits, remainder, size); \</span></div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160;<span class="preprocessor"> \</span></div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160;<span class="preprocessor"> if(k_integer_bits &gt; 5) \</span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) clamp = -(1 &lt;&lt; (k_fractional_bits + 5)); \</span></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160;<span class="preprocessor"> result = ASYMM_SELECT_USING_MASK(ASYMM_MASK_IF_NON_ZERO(a &lt; clamp, size), 0, result, size); \</span></div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160;<span class="preprocessor"> } \</span></div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160;<span class="preprocessor"> \</span></div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) Q0_one = INT_MAX; \</span></div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160;<span class="preprocessor"> return ASYMM_SELECT_USING_MASK(ASYMM_MASK_IF_ZERO(a, size), Q0_one, result, size); \</span></div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160;<span class="comment">/** Calculates the product of a integer value by a power of two, with either a positive exponent</span></div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160;<span class="comment"> * (equivalent to an arithmetic left shift, saturating) or a negative exponent</span></div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160;<span class="comment"> * (equivalent to an arithmetic right shift, rounding to nearest).</span></div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160;<span class="comment"> * @return Arithmetic left or right shift.</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00277"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0"> 277</a></span>&#160;<span class="preprocessor">#define ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL(size) \</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_saturating_rounding_mult_by_pow2##size(VEC_DATA_TYPE(int, size) x, int exponent) \</span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160;<span class="preprocessor"> if(exponent &lt; 0) \</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160;<span class="preprocessor"> return ASYMM_ROUNDING_DIVIDE_BY_POW2(x, -exponent, size); \</span></div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160;<span class="preprocessor"> } \</span></div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160;<span class="preprocessor"> \</span></div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) min = INT_MIN; \</span></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) max = INT_MAX; \</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160;<span class="preprocessor"> int threshold = ((1 &lt;&lt; (31 - exponent)) - 1); \</span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160;<span class="preprocessor"> positive_mask = ASYMM_MASK_IF_NON_ZERO(x &gt; threshold, size); \</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160;<span class="preprocessor"> negative_mask = ASYMM_MASK_IF_NON_ZERO(x &lt; -threshold, size); \</span></div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160;<span class="preprocessor"> result = x &lt;&lt; exponent; \</span></div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160;<span class="preprocessor"> result = ASYMM_SELECT_USING_MASK(positive_mask, max, result, size); \</span></div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160;<span class="preprocessor"> result = ASYMM_SELECT_USING_MASK(negative_mask, min, result, size); \</span></div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160;<span class="preprocessor"> return result; \</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160;<span class="comment">/** Calculates (a+b)/2, rounded to the nearest integer.</span></div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160;<span class="comment"> * Equivalent to VRHADD in the ARM NEON instruction set.</span></div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>&#160;<span class="comment"> * @return (a+b)/2, rounded to the nearest integer.</span></div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00306"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac"> 306</a></span>&#160;<span class="preprocessor">#define ASYMM_ROUNDING_HALF_SUM_IMPL(size) \</span></div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_rounding_half_sum##size(VEC_DATA_TYPE(int, size) a, VEC_DATA_TYPE(int, size) b) \</span></div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(long, size) \</span></div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160;<span class="preprocessor"> a64 = convert_long##size(a); \</span></div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(long, size) \</span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160;<span class="preprocessor"> b64 = convert_long##size(b); \</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(long, size) \</span></div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160;<span class="preprocessor"> sum = a64 + b64; \</span></div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(long, size) one = 1; \</span></div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(long, size) minus_one = -1; \</span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(long, size) \</span></div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160;<span class="preprocessor"> sign = select(minus_one, one, sum &gt;= 0); \</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160;<span class="preprocessor"> return convert_int##size((sum + sign) / 2); \</span></div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160;<span class="comment">/** Calculates \f$ 1 / (1 + x) \f$ for x in (0, 1).</span></div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160;<span class="comment"> * @return Result in fixed-point format Q0.</span></div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00328"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d"> 328</a></span>&#160;<span class="preprocessor">#define ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL(size) \</span></div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_one_over_one_plus_x_for_x_in_0_1##size(VEC_DATA_TYPE(int, size) a) \</span></div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) Q0_one = INT_MAX; \</span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) Q2_one = 1 &lt;&lt; (31 - 2); \</span></div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160;<span class="preprocessor"> half_denominator = ASYMM_ROUNDING_HALF_SUM(a, Q0_one, size); \</span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) Q2_48_over_17 = 1515870810; \</span></div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160;<span class="preprocessor"> const VEC_DATA_TYPE(int, size) Q2_neg_32_over_17 = -1010580540; \</span></div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160;<span class="preprocessor"> x = Q2_48_over_17 + ASYMM_MULT(half_denominator, Q2_neg_32_over_17, size); \</span></div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160;<span class="preprocessor"> for(int i = 0; i &lt; 3; i++) \</span></div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160;<span class="preprocessor"> half_denominator_times_x = ASYMM_MULT(half_denominator, x, size); \</span></div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160;<span class="preprocessor"> one_minus_half_denominator_times_x = Q2_one - half_denominator_times_x; \</span></div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160;<span class="preprocessor"> VEC_DATA_TYPE(int, size) \</span></div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160;<span class="preprocessor"> tmp = ASYMM_MULT(x, one_minus_half_denominator_times_x, size); \</span></div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160;<span class="preprocessor"> x = x + ASYMM_SATURATING_ROUNDING_MULT_BY_POW2(tmp, 2, size); \</span></div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160;<span class="preprocessor"> } \</span></div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160;<span class="preprocessor"> return ASYMM_SATURATING_ROUNDING_MULT_BY_POW2(x, 1, size); \</span></div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160;<span class="preprocessor"> }</span></div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160;<span class="comment">/** Considering the integer value as fixed-point, change the number of integer bits and update value accordingly.</span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160;<span class="comment"> * @param[in] size Size of vector.</span></div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160;<span class="comment"> * @return Rescaled value.</span></div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00358"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57"> 358</a></span>&#160;<span class="preprocessor">#define ASYMM_RESCALE_IMPL(size) \</span></div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160;<span class="preprocessor"> inline VEC_DATA_TYPE(int, size) asymm_rescale##size(VEC_DATA_TYPE(int, size) value, int src_integer_bits, int dst_integer_bits) \</span></div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160;<span class="preprocessor"> { \</span></div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160;<span class="preprocessor"> int exponent = src_integer_bits - dst_integer_bits; \</span></div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160;<span class="preprocessor"> return ASYMM_SATURATING_ROUNDING_MULT_BY_POW2(value, exponent, size); \</span></div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160;<span class="preprocessor"> }</span></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"><a class="line" href="helpers__asymm_8h.xhtml#a7fd28520161d368b45c31098ad948d32"> 365</a></span>&#160;<span class="preprocessor">#define QUANTIZE_STR(input, offset, scale, type, size) quantize_##type##size(input, offset, scale)</span></div><div class="line"><a name="l00366"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a85ca50207e80cca8c76b5d3da85e4a9f"> 366</a></span>&#160;<span class="preprocessor">#define QUANTIZE(input, offset, scale, type, size) QUANTIZE_STR(input, offset, scale, type, size)</span></div><div class="line"><a name="l00367"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ab98579b6a5e03ada17294034cbe4aa02"> 367</a></span>&#160;<span class="preprocessor">#define DEQUANTIZE_STR(input, offset, scale, type, size) dequantize_##type##size(input, offset, scale)</span></div><div class="line"><a name="l00368"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a4f0a8fe9e57d31f7ca26a697ca140029"> 368</a></span>&#160;<span class="preprocessor">#define DEQUANTIZE(input, offset, scale, type, size) DEQUANTIZE_STR(input, offset, scale, type, size)</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"><a class="line" href="helpers__asymm_8h.xhtml#aa43fc359dea64362f3016384f4269845"> 370</a></span>&#160;<span class="preprocessor">#define ASYMM_ROUNDING_DIVIDE_BY_POW2(x, exponent, size) asymm_rounding_divide_by_POW2_##size(x, exponent)</span></div><div class="line"><a name="l00371"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a5483aefd5e07244661178bfd3f434448"> 371</a></span>&#160;<span class="preprocessor">#define ASYMM_MULT(a, b, size) asymm_mult##size(a, b)</span></div><div class="line"><a name="l00372"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a86de0ffca367bfcf27a8ae5dd1fdef2d"> 372</a></span>&#160;<span class="preprocessor">#define ASYMM_MULT_BY_QUANT_MULTIPLIER_LESS_THAN_ONE(x, quantized_multiplier, right_shift, size) \</span></div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160;<span class="preprocessor"> ASYMM_ROUNDING_DIVIDE_BY_POW2(ASYMM_MULT(x, quantized_multiplier, size), right_shift, size)</span></div><div class="line"><a name="l00374"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aeebdcd88f4320931cd4a599ad1527e83"> 374</a></span>&#160;<span class="preprocessor">#define ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL(a, size) asymm_exp_on_interval_between_negative_one_quarter_and_0_excl##size(a)</span></div><div class="line"><a name="l00375"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a9bc08a8c1833c5e6055ad6665e3ccf12"> 375</a></span>&#160;<span class="preprocessor">#define ASYMM_SELECT_USING_MASK(if_mask, then_val, else_val, size) asymm_select_using_mask##size(if_mask, then_val, else_val)</span></div><div class="line"><a name="l00376"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#afc6a76528024472919bb5d50d067578b"> 376</a></span>&#160;<span class="preprocessor">#define ASYMM_MASK_IF_ZERO(a, size) asymm_mask_if_zero##size(a)</span></div><div class="line"><a name="l00377"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#af1d5450c9c4c13a6b7aa52af197b54b2"> 377</a></span>&#160;<span class="preprocessor">#define ASYMM_MASK_IF_NON_ZERO(a, size) asymm_mask_if_non_zero##size(a)</span></div><div class="line"><a name="l00378"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ace9ecff421cf885ad2c2d72d87c492cb"> 378</a></span>&#160;<span class="preprocessor">#define EXP_BARREL_SHIFTER(result, exponent, fp_multiplier, k_integer_bits, k_fractional_bits, remainder, size) exp_barrel_shifter##size(result, exponent, fp_multiplier, k_integer_bits, k_fractional_bits, remainder)</span></div><div class="line"><a name="l00379"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a3a4f1b5d8f1cd67ac31bc62c9a6f4aa8"> 379</a></span>&#160;<span class="preprocessor">#define ASYMM_EXP_ON_NEGATIVE_VALUES(a, k_integer_bits, size) asymm_exp_on_negative_values##size(a, k_integer_bits)</span></div><div class="line"><a name="l00380"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ae77f34e1316d52c1ee84c35be9efb0d8"> 380</a></span>&#160;<span class="preprocessor">#define ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1(a, size) asymm_one_over_one_plus_x_for_x_in_0_1##size(a)</span></div><div class="line"><a name="l00381"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a4cc3ff3a2eeb5f5e9d6743e08f632928"> 381</a></span>&#160;<span class="preprocessor">#define ASYMM_SATURATING_ROUNDING_MULT_BY_POW2(x, exponent, size) asymm_saturating_rounding_mult_by_pow2##size(x, exponent)</span></div><div class="line"><a name="l00382"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ad47fa44c1566aa4678fe524478490612"> 382</a></span>&#160;<span class="preprocessor">#define ASYMM_ROUNDING_HALF_SUM(a, b, size) asymm_rounding_half_sum##size(a, b)</span></div><div class="line"><a name="l00383"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a98585f1bb84dea90aecbf59785c46151"> 383</a></span>&#160;<span class="preprocessor">#define ASYMM_RESCALE(value, src_integer_bits, dst_integer_bits, size) asymm_rescale##size(value, src_integer_bits, dst_integer_bits)</span></div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160;</div><div class="line"><a name="l00385"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ada9b2f95d7b2bb6add361832cc0251df"> 385</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a1cb86b1d0c99a1e72dacda1bc615baf6">QUANTIZE_IMPL</a>(uchar, 4)</div><div class="line"><a name="l00386"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a933a58d69e18da275156602365d37fc9"> 386</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a1cb86b1d0c99a1e72dacda1bc615baf6">QUANTIZE_IMPL</a>(ushort, 4)</div><div class="line"><a name="l00387"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#af3c37581d89f0873428d938792254e30"> 387</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a1cb86b1d0c99a1e72dacda1bc615baf6">QUANTIZE_IMPL</a>(<span class="keywordtype">short</span>, 4)</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>&#160;</div><div class="line"><a name="l00389"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a951a47a7d1115404d183490f2aa11e40"> 389</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ac5fe0200eafe2b88af574a2ed34c3c11">DEQUANTIZE_IMPL</a>(uchar, 4)</div><div class="line"><a name="l00390"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a5cdb515b62ef19a88f83d779240a02f4"> 390</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ac5fe0200eafe2b88af574a2ed34c3c11">DEQUANTIZE_IMPL</a>(ushort, 4)</div><div class="line"><a name="l00391"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a2b106b11a5f1e2e5b6a70e0afe1d9e5a"> 391</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ac5fe0200eafe2b88af574a2ed34c3c11">DEQUANTIZE_IMPL</a>(<span class="keywordtype">short</span>, 4)</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>&#160;</div><div class="line"><a name="l00393"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aaf71dc45cca316d4fbde2665cb49919c"> 393</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#abf75e242631b23007e4046682aa57ec5">ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL</a>(1)</div><div class="line"><a name="l00394"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ae1ed2d7eea67b60ff64ed119fe273e2b"> 394</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#abf75e242631b23007e4046682aa57ec5">ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL</a>(2)</div><div class="line"><a name="l00395"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ae6b082ae2ce96c4abf74b2d3ee323a6d"> 395</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#abf75e242631b23007e4046682aa57ec5">ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL</a>(4)</div><div class="line"><a name="l00396"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aa32a080a129749481581ed0243d4facf"> 396</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#abf75e242631b23007e4046682aa57ec5">ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL</a>(8)</div><div class="line"><a name="l00397"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a74839afd2405644eaf64450a121d0871"> 397</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#abf75e242631b23007e4046682aa57ec5">ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL</a>(16)</div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160;</div><div class="line"><a name="l00399"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aa6e82fbd2ec198afdd091651b7c2f7db"> 399</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ad4b199221927cbabbf859e4d2efb688d">ASYMM_MULT_IMPL</a>(1)</div><div class="line"><a name="l00400"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a5038b78913b76d782cc0aa0d841bd7ed"> 400</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ad4b199221927cbabbf859e4d2efb688d">ASYMM_MULT_IMPL</a>(2)</div><div class="line"><a name="l00401"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a6dca28649388d59ec0281af70d4507b2"> 401</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ad4b199221927cbabbf859e4d2efb688d">ASYMM_MULT_IMPL</a>(4)</div><div class="line"><a name="l00402"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a165b0bbab841712ea2c9a17a09bfa166"> 402</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ad4b199221927cbabbf859e4d2efb688d">ASYMM_MULT_IMPL</a>(8)</div><div class="line"><a name="l00403"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aef32e3a9c804f145deb6b88f0a444919"> 403</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ad4b199221927cbabbf859e4d2efb688d">ASYMM_MULT_IMPL</a>(16)</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"><a class="line" href="helpers__asymm_8h.xhtml#a8eb88d417247a1b8b8929e5c8faeb48d"> 405</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a3d8a3968a069eb8abbc28d31c20f6b8c">ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL_IMPL</a>(2)</div><div class="line"><a name="l00406"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a43aa0011bd9b23ce3f691a9ae205fe07"> 406</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a3d8a3968a069eb8abbc28d31c20f6b8c">ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL_IMPL</a>(4)</div><div class="line"><a name="l00407"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#accb6ee0e0c578704ae23e6ab0a57cdd0"> 407</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a3d8a3968a069eb8abbc28d31c20f6b8c">ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL_IMPL</a>(8)</div><div class="line"><a name="l00408"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a1d51b02a83af2a152fa52755f572f5a6"> 408</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a3d8a3968a069eb8abbc28d31c20f6b8c">ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL_IMPL</a>(16)</div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span>&#160;</div><div class="line"><a name="l00410"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a0dade5bb9ed9aae49b6bb2875e273d89"> 410</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ab0b4069b25ac886d5cb6eb3b76473f88">ASYMM_SELECT_USING_MASK_IMPL</a>(2)</div><div class="line"><a name="l00411"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a44e4d74ed42006c4153a9cb6c97285de"> 411</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ab0b4069b25ac886d5cb6eb3b76473f88">ASYMM_SELECT_USING_MASK_IMPL</a>(4)</div><div class="line"><a name="l00412"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a64682bc22716ad771d012ce4c7398652"> 412</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ab0b4069b25ac886d5cb6eb3b76473f88">ASYMM_SELECT_USING_MASK_IMPL</a>(8)</div><div class="line"><a name="l00413"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a7effd9e7de9fefa9d4ae4eb2cfc06090"> 413</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#ab0b4069b25ac886d5cb6eb3b76473f88">ASYMM_SELECT_USING_MASK_IMPL</a>(16)</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"><a class="line" href="helpers__asymm_8h.xhtml#a6ed499c821cf4f6b3bc4049d49e35139"> 415</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8c47a92ec76a1e367b45305c17d9ea88">ASYMM_MASK_IF_ZERO_IMPL</a>(2)</div><div class="line"><a name="l00416"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aed95c68d9545d401d2323cd8ad287fe1"> 416</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8c47a92ec76a1e367b45305c17d9ea88">ASYMM_MASK_IF_ZERO_IMPL</a>(4)</div><div class="line"><a name="l00417"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#abefb0a278a588f03dc561db900df0958"> 417</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8c47a92ec76a1e367b45305c17d9ea88">ASYMM_MASK_IF_ZERO_IMPL</a>(8)</div><div class="line"><a name="l00418"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a509916b7ee582d87faf1312fde111c3b"> 418</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8c47a92ec76a1e367b45305c17d9ea88">ASYMM_MASK_IF_ZERO_IMPL</a>(16)</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"><a class="line" href="helpers__asymm_8h.xhtml#a885a16f240b119acc9f0721c07acdce9"> 420</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a6dd3d8d22942f0ff3e59b4e32cfd4de3">ASYMM_MASK_IF_NON_ZERO_IMPL</a>(2)</div><div class="line"><a name="l00421"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a2f180955030087d7538d5dc89f29eba9"> 421</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a6dd3d8d22942f0ff3e59b4e32cfd4de3">ASYMM_MASK_IF_NON_ZERO_IMPL</a>(4)</div><div class="line"><a name="l00422"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a8de81d453a39d0f589b0d3e007c7fde1"> 422</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a6dd3d8d22942f0ff3e59b4e32cfd4de3">ASYMM_MASK_IF_NON_ZERO_IMPL</a>(8)</div><div class="line"><a name="l00423"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a1e1fef1353d2458beb7fab06cc8f460e"> 423</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a6dd3d8d22942f0ff3e59b4e32cfd4de3">ASYMM_MASK_IF_NON_ZERO_IMPL</a>(16)</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>&#160;</div><div class="line"><a name="l00425"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ad12110cc5f3099fa90b631e7b05772a0"> 425</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aa12ca21cb9a54d2e4c26d57303fe44a7">EXP_BARREL_SHIFTER_IMPL</a>(2)</div><div class="line"><a name="l00426"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a521e3ded9b6ca69692e9415ef9b4cee1"> 426</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aa12ca21cb9a54d2e4c26d57303fe44a7">EXP_BARREL_SHIFTER_IMPL</a>(4)</div><div class="line"><a name="l00427"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a936aed524c644efcf20b28877e3a0f3f"> 427</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aa12ca21cb9a54d2e4c26d57303fe44a7">EXP_BARREL_SHIFTER_IMPL</a>(8)</div><div class="line"><a name="l00428"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a4bde4cd395697b5d37af5116773f16ed"> 428</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aa12ca21cb9a54d2e4c26d57303fe44a7">EXP_BARREL_SHIFTER_IMPL</a>(16)</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"><a class="line" href="helpers__asymm_8h.xhtml#a35b98dc80eefc6ce799720861a668691"> 430</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL</a>(2)</div><div class="line"><a name="l00431"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aa1dda459c2b10a9620b2c14a928ed4ba"> 431</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL</a>(4)</div><div class="line"><a name="l00432"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a429f20ad96413c1f7d4ee968afed6f0d"> 432</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL</a>(8)</div><div class="line"><a name="l00433"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ae13cfab30e1d4c5f797f9d3d7c6acacf"> 433</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL</a>(16)</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>&#160;</div><div class="line"><a name="l00435"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ac5d336b40941ee7c63a750b3dc92b030"> 435</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL</a>(2)</div><div class="line"><a name="l00436"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#af06991bb67792a6fec9c426923f39745"> 436</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL</a>(4)</div><div class="line"><a name="l00437"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a1bfbcc866bf09921d6bf4fc39cd38d89"> 437</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL</a>(8)</div><div class="line"><a name="l00438"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a88b3d0aae3bcf134f9eb4b5637a4b73c"> 438</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL</a>(16)</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>&#160;</div><div class="line"><a name="l00440"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#acd43480a8530400e781603a995adcad0"> 440</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">ASYMM_ROUNDING_HALF_SUM_IMPL</a>(2)</div><div class="line"><a name="l00441"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a7dda5bba50450367760a7ad1148881be"> 441</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">ASYMM_ROUNDING_HALF_SUM_IMPL</a>(4)</div><div class="line"><a name="l00442"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#acba55fb1a4dfa6ab5080cc276550d5fd"> 442</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">ASYMM_ROUNDING_HALF_SUM_IMPL</a>(8)</div><div class="line"><a name="l00443"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ab13b1910b09c0cf268f6a8af0e2013e2"> 443</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">ASYMM_ROUNDING_HALF_SUM_IMPL</a>(16)</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"><a class="line" href="helpers__asymm_8h.xhtml#a6524f601cf9a2ae69d5eab74576c93d0"> 445</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL</a>(2)</div><div class="line"><a name="l00446"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a049439083adb7b960079832ad6367389"> 446</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL</a>(4)</div><div class="line"><a name="l00447"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#abe37c90e62ee60565cbfbb38c4358fd6"> 447</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL</a>(8)</div><div class="line"><a name="l00448"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ac3316120c01b6c993ac8f2d3f2b4ff03"> 448</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL</a>(16)</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>&#160;</div><div class="line"><a name="l00450"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a49b94bfc99276975c6fed32c693cbac5"> 450</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">ASYMM_RESCALE_IMPL</a>(2)</div><div class="line"><a name="l00451"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a8f9d043040f28f051c7145281de94681"> 451</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">ASYMM_RESCALE_IMPL</a>(4)</div><div class="line"><a name="l00452"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a478b69bea5edb6ad939d8e7edd9e7e3f"> 452</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">ASYMM_RESCALE_IMPL</a>(8)</div><div class="line"><a name="l00453"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a700e603af523859efb90ed4b52b41c84"> 453</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">ASYMM_RESCALE_IMPL</a>(16)</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="preprocessor">#endif // ARM_COMPUTE_HELPERS_ASYMM_H</span></div><div class="ttc" id="src_2core_2_c_l_2cl__kernels_2_helpers_8h_xhtml_a009469e4d9b8fce3b6d5e97d2077827d"><div class="ttname"><a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a></div><div class="ttdeci">__global uchar * offset(const Image *img, int x, int y)</div><div class="ttdoc">Get the pointer position of a Image.</div><div class="ttdef"><b>Definition:</b> <a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h_source.xhtml#l00510">helpers.h:510</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a8d97c6698c0e44424deae3f3130c55ac"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">ASYMM_ROUNDING_HALF_SUM_IMPL</a></div><div class="ttdeci">#define ASYMM_ROUNDING_HALF_SUM_IMPL(size)</div><div class="ttdoc">Calculates (a+b)/2, rounded to the nearest integer.</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00306">helpers_asymm.h:306</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_ac5fe0200eafe2b88af574a2ed34c3c11"><div class="ttname"><a href="helpers__asymm_8h.xhtml#ac5fe0200eafe2b88af574a2ed34c3c11">DEQUANTIZE_IMPL</a></div><div class="ttdeci">#define DEQUANTIZE_IMPL(type, size)</div><div class="ttdoc">Dequantize a vector of values to floating-point.</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00091">helpers_asymm.h:91</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a4d0a02b30d8cc5725d0a11781b488852"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL</a></div><div class="ttdeci">#define ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL(size)</div><div class="ttdoc">Calculates for x &lt; 0.</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00234">helpers_asymm.h:234</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_aa12ca21cb9a54d2e4c26d57303fe44a7"><div class="ttname"><a href="helpers__asymm_8h.xhtml#aa12ca21cb9a54d2e4c26d57303fe44a7">EXP_BARREL_SHIFTER_IMPL</a></div><div class="ttdeci">#define EXP_BARREL_SHIFTER_IMPL(size)</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00214">helpers_asymm.h:214</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_ab0b4069b25ac886d5cb6eb3b76473f88"><div class="ttname"><a href="helpers__asymm_8h.xhtml#ab0b4069b25ac886d5cb6eb3b76473f88">ASYMM_SELECT_USING_MASK_IMPL</a></div><div class="ttdeci">#define ASYMM_SELECT_USING_MASK_IMPL(size)</div><div class="ttdoc">Each bit of the result is set to the corresponding bit of either then_val or else_val depending on wh...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00178">helpers_asymm.h:178</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a3d8a3968a069eb8abbc28d31c20f6b8c"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a3d8a3968a069eb8abbc28d31c20f6b8c">ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL_IMPL</a></div><div class="ttdeci">#define ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL_IMPL(size)</div><div class="ttdoc">Calculates for x in [-1/4, 0).</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00147">helpers_asymm.h:147</a></div></div>
<div class="ttc" id="direct__convolution1x1_8cl_xhtml_a1f15728672380ade7a238f5e783d54d2"><div class="ttname"><a href="direct__convolution1x1_8cl.xhtml#a1f15728672380ade7a238f5e783d54d2">CONVERT_SAT</a></div><div class="ttdeci">#define CONVERT_SAT(a, b)</div><div class="ttdef"><b>Definition:</b> <a href="direct__convolution1x1_8cl_source.xhtml#l00030">direct_convolution1x1.cl:30</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a0e53aa5d4cbcec7a0c0085838f32453d"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL</a></div><div class="ttdeci">#define ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL(size)</div><div class="ttdoc">Calculates for x in (0, 1).</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00328">helpers_asymm.h:328</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a8c47a92ec76a1e367b45305c17d9ea88"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a8c47a92ec76a1e367b45305c17d9ea88">ASYMM_MASK_IF_ZERO_IMPL</a></div><div class="ttdeci">#define ASYMM_MASK_IF_ZERO_IMPL(size)</div><div class="ttdoc">For each element of input vector, the corresponding bits of the result item are set if the input item...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00191">helpers_asymm.h:191</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_abf75e242631b23007e4046682aa57ec5"><div class="ttname"><a href="helpers__asymm_8h.xhtml#abf75e242631b23007e4046682aa57ec5">ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL</a></div><div class="ttdeci">#define ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL(size)</div><div class="ttdoc">Correctly-rounded-to-nearest division by a power-of-two.</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00103">helpers_asymm.h:103</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_afbec2094d42590b94e7eead93710411d"><div class="ttname"><a href="helpers__asymm_8h.xhtml#afbec2094d42590b94e7eead93710411d">dequantize_qasymm8</a></div><div class="ttdeci">float dequantize_qasymm8(uchar input, float offset, float scale)</div><div class="ttdoc">Dequantize a scalar value from 8-bit asymmetric to floating-point.</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00062">helpers_asymm.h:62</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_a8fcf2ddd9a1d58b1b280f5c0aed71845"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">arm_compute::test::validation::input</a></div><div class="ttdeci">auto input</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_l_s_t_m_layer_quantized_8cpp_source.xhtml#l00487">LSTMLayerQuantized.cpp:487</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_aace85e2a32bacdaa4e2d2055deabfc57"><div class="ttname"><a href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">ASYMM_RESCALE_IMPL</a></div><div class="ttdeci">#define ASYMM_RESCALE_IMPL(size)</div><div class="ttdoc">Considering the integer value as fixed-point, change the number of integer bits and update value acco...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00358">helpers_asymm.h:358</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a1cb86b1d0c99a1e72dacda1bc615baf6"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a1cb86b1d0c99a1e72dacda1bc615baf6">QUANTIZE_IMPL</a></div><div class="ttdeci">#define QUANTIZE_IMPL(type, size)</div><div class="ttdoc">Quantize a vector of values from floating-point.</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00074">helpers_asymm.h:74</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a63aa8eb6ac2ac3782ffad43a96345f0a"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a63aa8eb6ac2ac3782ffad43a96345f0a">quantize_qasymm8</a></div><div class="ttdeci">uchar quantize_qasymm8(float input, float offset, float scale)</div><div class="ttdoc">Quantize a floating-point scalar value to 8-bit asymmetric.</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00047">helpers_asymm.h:47</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_ae41349ddba7d47794bba4d2fcf659872"><div class="ttname"><a href="helpers__asymm_8h.xhtml#ae41349ddba7d47794bba4d2fcf659872">CONVERT_DOWN_RTE</a></div><div class="ttdeci">#define CONVERT_DOWN_RTE(x, type)</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00037">helpers_asymm.h:37</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a6dd3d8d22942f0ff3e59b4e32cfd4de3"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a6dd3d8d22942f0ff3e59b4e32cfd4de3">ASYMM_MASK_IF_NON_ZERO_IMPL</a></div><div class="ttdeci">#define ASYMM_MASK_IF_NON_ZERO_IMPL(size)</div><div class="ttdoc">For each element of input vector, the corresponding bits of the result item are set if the input item...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00206">helpers_asymm.h:206</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_ad4b199221927cbabbf859e4d2efb688d"><div class="ttname"><a href="helpers__asymm_8h.xhtml#ad4b199221927cbabbf859e4d2efb688d">ASYMM_MULT_IMPL</a></div><div class="ttdeci">#define ASYMM_MULT_IMPL(size)</div><div class="ttdoc">Product of two numbers, interpreting them as fixed-point values in the interval [-1,...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00124">helpers_asymm.h:124</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a737312bc4a68c79a77cfab4849793bc0"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL</a></div><div class="ttdeci">#define ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL(size)</div><div class="ttdoc">Calculates the product of a integer value by a power of two, with either a positive exponent (equival...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00277">helpers_asymm.h:277</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_acec6d8ad52a28972fa74e071c1a63b6a"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#acec6d8ad52a28972fa74e071c1a63b6a">arm_compute::test::validation::scale</a></div><div class="ttdeci">scale</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_o_n_2_pixel_wise_multiplication_8cpp_source.xhtml#l00317">PixelWiseMultiplication.cpp:317</a></div></div>
<div class="ttc" id="src_2core_2_c_l_2cl__kernels_2_helpers_8h_xhtml"><div class="ttname"><a href="src_2core_2_c_l_2cl__kernels_2_helpers_8h.xhtml">helpers.h</a></div></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.xhtml">src</a></li><li class="navelem"><a class="el" href="dir_aebb8dcc11953d78e620bbef0b9e2183.xhtml">core</a></li><li class="navelem"><a class="el" href="dir_8c278f79c760e5c5fbd911f9870614c1.xhtml">CL</a></li><li class="navelem"><a class="el" href="dir_25885286e9dad4fa105b7b25a8031bbf.xhtml">cl_kernels</a></li><li class="navelem"><a class="el" href="helpers__asymm_8h.xhtml">helpers_asymm.h</a></li>
<li class="footer">Generated on Thu Nov 28 2019 16:52:58 for Compute Library by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.15 </li>
</ul>
</div>
</body>
</html>