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diff --git a/20.02/structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml b/20.02/structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml new file mode 100644 index 0000000000..f3536347b8 --- /dev/null +++ b/20.02/structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml @@ -0,0 +1,186 @@ +<!-- Copyright (c) 2020 ARM Limited. --> +<!-- --> +<!-- SPDX-License-Identifier: MIT --> +<!-- --> +<!-- HTML header for doxygen 1.8.13--> +<!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 1.8.13"/> +<meta name="robots" content="NOINDEX, NOFOLLOW" /> +<meta name="viewport" content="width=device-width, initial-scale=1"/> +<title>ArmNN: QuantizedMultiplierSmallerThanOne Struct Reference</title> +<link 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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"> +$(document).ready(function(){initNavTree('structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml','');}); +</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="summary"> +<a href="#pub-methods">Public Member Functions</a> | +<a href="structarmnn_1_1_quantized_multiplier_smaller_than_one-members.xhtml">List of all members</a> </div> + <div class="headertitle"> +<div class="title">QuantizedMultiplierSmallerThanOne Struct Reference</div> </div> +</div><!--header--> +<div class="contents"> + +<p>Performs multiplication of an integer with a multiplier which is less than one, using quantized integer arithmetic which is consistent with AndroidNN's CPU executor. + <a href="structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml#details">More...</a></p> + +<p><code>#include <<a class="el" href="_conv_impl_8hpp_source.xhtml">ConvImpl.hpp</a>></code></p> +<table class="memberdecls"> +<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> +Public Member Functions</h2></td></tr> +<tr class="memitem:a1ec4f749fbbdacbe2cc7e8895d5b65ed"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml#a1ec4f749fbbdacbe2cc7e8895d5b65ed">QuantizedMultiplierSmallerThanOne</a> (float multiplier)</td></tr> +<tr class="memdesc:a1ec4f749fbbdacbe2cc7e8895d5b65ed"><td class="mdescLeft"> </td><td class="mdescRight">Constructs a <a class="el" href="structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml" title="Performs multiplication of an integer with a multiplier which is less than one, using quantized integ...">QuantizedMultiplierSmallerThanOne</a> which will multiply by the given multiplier. <a href="#a1ec4f749fbbdacbe2cc7e8895d5b65ed">More...</a><br /></td></tr> +<tr class="separator:a1ec4f749fbbdacbe2cc7e8895d5b65ed"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:ac04834893e568dfea4642ecb575faed8"><td class="memItemLeft" align="right" valign="top">int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml#ac04834893e568dfea4642ecb575faed8">operator*</a> (int32_t rhs) const</td></tr> +<tr class="memdesc:ac04834893e568dfea4642ecb575faed8"><td class="mdescLeft"> </td><td class="mdescRight">The implementation of this function is adapted from Android NN's MultiplyByQuantizedMultiplierSmallerThanOne(). <a href="#ac04834893e568dfea4642ecb575faed8">More...</a><br /></td></tr> +<tr class="separator:ac04834893e568dfea4642ecb575faed8"><td class="memSeparator" colspan="2"> </td></tr> +</table> +<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> +<div class="textblock"><p>Performs multiplication of an integer with a multiplier which is less than one, using quantized integer arithmetic which is consistent with AndroidNN's CPU executor. </p> + +<p class="definition">Definition at line <a class="el" href="_conv_impl_8hpp_source.xhtml#l00029">29</a> of file <a class="el" href="_conv_impl_8hpp_source.xhtml">ConvImpl.hpp</a>.</p> +</div><h2 class="groupheader">Constructor & Destructor Documentation</h2> +<a id="a1ec4f749fbbdacbe2cc7e8895d5b65ed"></a> +<h2 class="memtitle"><span class="permalink"><a href="#a1ec4f749fbbdacbe2cc7e8895d5b65ed">◆ </a></span>QuantizedMultiplierSmallerThanOne()</h2> + +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname"><a class="el" href="structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml">QuantizedMultiplierSmallerThanOne</a> </td> + <td>(</td> + <td class="paramtype">float </td> + <td class="paramname"><em>multiplier</em></td><td>)</td> + <td></td> + </tr> + </table> +</div><div class="memdoc"> + +<p>Constructs a <a class="el" href="structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml" title="Performs multiplication of an integer with a multiplier which is less than one, using quantized integ...">QuantizedMultiplierSmallerThanOne</a> which will multiply by the given multiplier. </p> +<p>This stores the appropriate integer quantities (derived from the given multiplier) for later use. The implementation of this function is adapted from Android NN's QuantizeMultiplierSmallerThanOne(). </p> + +<p class="definition">Definition at line <a class="el" href="_conv_impl_8cpp_source.xhtml#l00016">16</a> of file <a class="el" href="_conv_impl_8cpp_source.xhtml">ConvImpl.cpp</a>.</p> +<div class="fragment"><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> {</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  BOOST_ASSERT(multiplier >= 0.0f && multiplier < 1.0f);</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="keywordflow">if</span> (multiplier == 0.0f)</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  {</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  m_Multiplier = 0;</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  m_RightShift = 0;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  }</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> q = std::frexp(multiplier, &m_RightShift);</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  m_RightShift = -m_RightShift;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  int64_t qFixed = <span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(std::round(q * (1ll << 31)));</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  BOOST_ASSERT(qFixed <= (1ll << 31));</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">if</span> (qFixed == (1ll << 31))</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  qFixed /= 2;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  --m_RightShift;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  }</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  BOOST_ASSERT(m_RightShift >= 0);</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  BOOST_ASSERT(qFixed <= std::numeric_limits<int32_t>::max());</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  m_Multiplier = <span class="keyword">static_cast<</span>int32_t<span class="keyword">></span>(qFixed);</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  }</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> }</div></div><!-- fragment --> +</div> +</div> +<h2 class="groupheader">Member Function Documentation</h2> +<a id="ac04834893e568dfea4642ecb575faed8"></a> +<h2 class="memtitle"><span class="permalink"><a href="#ac04834893e568dfea4642ecb575faed8">◆ </a></span>operator*()</h2> + +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">int32_t operator* </td> + <td>(</td> + <td class="paramtype">int32_t </td> + <td class="paramname"><em>rhs</em></td><td>)</td> + <td> const</td> + </tr> + </table> +</div><div class="memdoc"> + +<p>The implementation of this function is adapted from Android NN's MultiplyByQuantizedMultiplierSmallerThanOne(). </p> + +<p class="definition">Definition at line <a class="el" href="_conv_impl_8cpp_source.xhtml#l00041">41</a> of file <a class="el" href="_conv_impl_8cpp_source.xhtml">ConvImpl.cpp</a>.</p> +<div class="fragment"><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  int32_t x = SaturatingRoundingDoublingHighMul(rhs, m_Multiplier);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">return</span> RoundingDivideByPOT(x, m_RightShift);</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> }</div></div><!-- fragment --> +</div> +</div> +<hr/>The documentation for this struct was generated from the following files:<ul> +<li>src/backends/reference/workloads/<a class="el" href="_conv_impl_8hpp_source.xhtml">ConvImpl.hpp</a></li> +<li>src/backends/reference/workloads/<a class="el" href="_conv_impl_8cpp_source.xhtml">ConvImpl.cpp</a></li> +</ul> +</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="namespacearmnn.xhtml">armnn</a></li><li class="navelem"><a class="el" href="structarmnn_1_1_quantized_multiplier_smaller_than_one.xhtml">QuantizedMultiplierSmallerThanOne</a></li> + <li class="footer">Generated on Fri Mar 13 2020 16:09:19 for ArmNN by + <a href="http://www.doxygen.org/index.html"> + <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.13 </li> + </ul> +</div> +</body> +</html> |