mirror of
https://github.com/simdjson/simdjson
synced 2026-06-08 17:27:07 +00:00
lemire
629 lines
88 KiB
HTML
629 lines
88 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://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 1.9.1"/>
|
|
<meta name="viewport" content="width=device-width, initial-scale=1"/>
|
|
<title>simdjson: include/simdjson/arm64/simd.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>
|
|
<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>
|
|
<link href="doxygen.css" rel="stylesheet" type="text/css" />
|
|
<link href="doxygen-awesome.css" rel="stylesheet" type="text/css"/>
|
|
<link href="doxygen-awesome-sidebar-only.css" rel="stylesheet" type="text/css"/>
|
|
<link href="doxygen-awesome-sidebar-only-darkmode-toggle.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;">
|
|
<td id="projectlogo"><img alt="Logo" src="logotiny.png"/></td>
|
|
<td id="projectalign" style="padding-left: 0.5em;">
|
|
<div id="projectname">simdjson
|
|
 <span id="projectnumber">3.3.0</span>
|
|
</div>
|
|
<div id="projectbrief">Ridiculously Fast JSON</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<!-- Generated by Doxygen 1.9.1 -->
|
|
<script type="text/javascript">
|
|
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
|
|
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
|
|
/* @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&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&dn=gpl-2.0.txt GPL-v2 */
|
|
$(document).ready(function(){initNavTree('arm64_2simd_8h_source.html',''); initResizable(); });
|
|
/* @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">simd.h</div> </div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#ifndef SIMDJSON_ARM64_SIMD_H</span></div>
|
|
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define SIMDJSON_ARM64_SIMD_H</span></div>
|
|
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>  </div>
|
|
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#ifndef SIMDJSON_CONDITIONAL_INCLUDE</span></div>
|
|
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include "simdjson/arm64/base.h"</span></div>
|
|
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include "simdjson/arm64/bitmanipulation.h"</span></div>
|
|
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "simdjson/internal/simdprune_tables.h"</span></div>
|
|
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_CONDITIONAL_INCLUDE</span></div>
|
|
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  </div>
|
|
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="keyword">namespace </span><a class="code" href="namespacesimdjson.html">simdjson</a> {</div>
|
|
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="keyword">namespace </span>arm64 {</div>
|
|
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="keyword">namespace </span>{</div>
|
|
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">namespace </span>simd {</div>
|
|
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  </div>
|
|
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
|
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">namespace </span>{</div>
|
|
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// Start of private section with Visual Studio workaround</span></div>
|
|
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  </div>
|
|
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div>
|
|
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> simdjson_inline uint8x16_t make_uint8x16_t(uint8_t x1, uint8_t x2, uint8_t x3, uint8_t x4,</div>
|
|
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  uint8_t x5, uint8_t x6, uint8_t x7, uint8_t x8,</div>
|
|
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  uint8_t x9, uint8_t x10, uint8_t x11, uint8_t x12,</div>
|
|
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  uint8_t x13, uint8_t x14, uint8_t x15, uint8_t x16) {</div>
|
|
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="comment">// Doing a load like so end ups generating worse code.</span></div>
|
|
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="comment">// uint8_t array[16] = {x1, x2, x3, x4, x5, x6, x7, x8,</span></div>
|
|
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="comment">// x9, x10,x11,x12,x13,x14,x15,x16};</span></div>
|
|
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="comment">// return vld1q_u8(array);</span></div>
|
|
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  uint8x16_t x{};</div>
|
|
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="comment">// incredibly, Visual Studio does not allow x[0] = x1</span></div>
|
|
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  x = vsetq_lane_u8(x1, x, 0);</div>
|
|
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  x = vsetq_lane_u8(x2, x, 1);</div>
|
|
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  x = vsetq_lane_u8(x3, x, 2);</div>
|
|
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  x = vsetq_lane_u8(x4, x, 3);</div>
|
|
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  x = vsetq_lane_u8(x5, x, 4);</div>
|
|
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  x = vsetq_lane_u8(x6, x, 5);</div>
|
|
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  x = vsetq_lane_u8(x7, x, 6);</div>
|
|
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  x = vsetq_lane_u8(x8, x, 7);</div>
|
|
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  x = vsetq_lane_u8(x9, x, 8);</div>
|
|
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  x = vsetq_lane_u8(x10, x, 9);</div>
|
|
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  x = vsetq_lane_u8(x11, x, 10);</div>
|
|
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  x = vsetq_lane_u8(x12, x, 11);</div>
|
|
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  x = vsetq_lane_u8(x13, x, 12);</div>
|
|
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  x = vsetq_lane_u8(x14, x, 13);</div>
|
|
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  x = vsetq_lane_u8(x15, x, 14);</div>
|
|
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  x = vsetq_lane_u8(x16, x, 15);</div>
|
|
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordflow">return</span> x;</div>
|
|
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> }</div>
|
|
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  </div>
|
|
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> simdjson_inline uint8x8_t make_uint8x8_t(uint8_t x1, uint8_t x2, uint8_t x3, uint8_t x4,</div>
|
|
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  uint8_t x5, uint8_t x6, uint8_t x7, uint8_t x8) {</div>
|
|
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  uint8x8_t x{};</div>
|
|
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  x = vset_lane_u8(x1, x, 0);</div>
|
|
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  x = vset_lane_u8(x2, x, 1);</div>
|
|
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  x = vset_lane_u8(x3, x, 2);</div>
|
|
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  x = vset_lane_u8(x4, x, 3);</div>
|
|
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  x = vset_lane_u8(x5, x, 4);</div>
|
|
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  x = vset_lane_u8(x6, x, 5);</div>
|
|
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  x = vset_lane_u8(x7, x, 6);</div>
|
|
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  x = vset_lane_u8(x8, x, 7);</div>
|
|
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">return</span> x;</div>
|
|
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> }</div>
|
|
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
|
|
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment">// We have to do the same work for make_int8x16_t</span></div>
|
|
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> simdjson_inline int8x16_t make_int8x16_t(int8_t x1, int8_t x2, int8_t x3, int8_t x4,</div>
|
|
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  int8_t x5, int8_t x6, int8_t x7, int8_t x8,</div>
|
|
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  int8_t x9, int8_t x10, int8_t x11, int8_t x12,</div>
|
|
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  int8_t x13, int8_t x14, int8_t x15, int8_t x16) {</div>
|
|
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">// Doing a load like so end ups generating worse code.</span></div>
|
|
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="comment">// int8_t array[16] = {x1, x2, x3, x4, x5, x6, x7, x8,</span></div>
|
|
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="comment">// x9, x10,x11,x12,x13,x14,x15,x16};</span></div>
|
|
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">// return vld1q_s8(array);</span></div>
|
|
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  int8x16_t x{};</div>
|
|
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="comment">// incredibly, Visual Studio does not allow x[0] = x1</span></div>
|
|
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  x = vsetq_lane_s8(x1, x, 0);</div>
|
|
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  x = vsetq_lane_s8(x2, x, 1);</div>
|
|
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  x = vsetq_lane_s8(x3, x, 2);</div>
|
|
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  x = vsetq_lane_s8(x4, x, 3);</div>
|
|
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  x = vsetq_lane_s8(x5, x, 4);</div>
|
|
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  x = vsetq_lane_s8(x6, x, 5);</div>
|
|
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  x = vsetq_lane_s8(x7, x, 6);</div>
|
|
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  x = vsetq_lane_s8(x8, x, 7);</div>
|
|
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  x = vsetq_lane_s8(x9, x, 8);</div>
|
|
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  x = vsetq_lane_s8(x10, x, 9);</div>
|
|
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  x = vsetq_lane_s8(x11, x, 10);</div>
|
|
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  x = vsetq_lane_s8(x12, x, 11);</div>
|
|
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  x = vsetq_lane_s8(x13, x, 12);</div>
|
|
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  x = vsetq_lane_s8(x14, x, 13);</div>
|
|
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  x = vsetq_lane_s8(x15, x, 14);</div>
|
|
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  x = vsetq_lane_s8(x16, x, 15);</div>
|
|
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">return</span> x;</div>
|
|
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> }</div>
|
|
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  </div>
|
|
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">// End of private section with Visual Studio workaround</span></div>
|
|
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> } <span class="comment">// namespace</span></div>
|
|
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
|
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  </div>
|
|
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  </div>
|
|
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T></div>
|
|
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keyword">struct </span>simd8;</div>
|
|
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  </div>
|
|
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="comment">//</span></div>
|
|
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="comment">// Base class of simd8<uint8_t> and simd8<bool>, both of which use uint8x16_t internally.</span></div>
|
|
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="comment">//</span></div>
|
|
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Mask=simd8<<span class="keywordtype">bool</span>>></div>
|
|
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">struct </span>base_u8 {</div>
|
|
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  uint8x16_t value;</div>
|
|
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> SIZE = <span class="keyword">sizeof</span>(value);</div>
|
|
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  </div>
|
|
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// Conversion from/to SIMD register</span></div>
|
|
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  simdjson_inline base_u8(<span class="keyword">const</span> uint8x16_t _value) : value(_value) {}</div>
|
|
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  simdjson_inline <span class="keyword">operator</span> <span class="keyword">const</span> uint8x16_t&() <span class="keyword">const</span> { <span class="keywordflow">return</span> this->value; }</div>
|
|
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  simdjson_inline <span class="keyword">operator</span> uint8x16_t&() { <span class="keywordflow">return</span> this->value; }</div>
|
|
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  </div>
|
|
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="comment">// Bit operations</span></div>
|
|
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  simdjson_inline simd8<T> operator|(<span class="keyword">const</span> simd8<T> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vorrq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  simdjson_inline simd8<T> operator&(<span class="keyword">const</span> simd8<T> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vandq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  simdjson_inline simd8<T> operator^(<span class="keyword">const</span> simd8<T> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> veorq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  simdjson_inline simd8<T> bit_andnot(<span class="keyword">const</span> simd8<T> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vbicq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  simdjson_inline simd8<T> operator~()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *<span class="keyword">this</span> ^ 0xFFu; }</div>
|
|
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  simdjson_inline simd8<T>& operator|=(<span class="keyword">const</span> simd8<T> other) { <span class="keyword">auto</span> this_cast = <span class="keyword">static_cast<</span>simd8<T>*<span class="keyword">></span>(<span class="keyword">this</span>); *this_cast = *this_cast | other; <span class="keywordflow">return</span> *this_cast; }</div>
|
|
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  simdjson_inline simd8<T>& operator&=(<span class="keyword">const</span> simd8<T> other) { <span class="keyword">auto</span> this_cast = <span class="keyword">static_cast<</span>simd8<T>*<span class="keyword">></span>(<span class="keyword">this</span>); *this_cast = *this_cast & other; <span class="keywordflow">return</span> *this_cast; }</div>
|
|
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  simdjson_inline simd8<T>& operator^=(<span class="keyword">const</span> simd8<T> other) { <span class="keyword">auto</span> this_cast = <span class="keyword">static_cast<</span>simd8<T>*<span class="keyword">></span>(<span class="keyword">this</span>); *this_cast = *this_cast ^ other; <span class="keywordflow">return</span> *this_cast; }</div>
|
|
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  </div>
|
|
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keyword">friend</span> simdjson_inline Mask <a class="code" href="namespacesimdjson_1_1_s_i_m_d_j_s_o_n___i_m_p_l_e_m_e_n_t_a_t_i_o_n_1_1ondemand.html#aab771b17058b0c93bdd0a8679c2c4d84">operator==</a>(<span class="keyword">const</span> simd8<T> lhs, <span class="keyword">const</span> simd8<T> rhs) { <span class="keywordflow">return</span> vceqq_u8(lhs, rhs); }</div>
|
|
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
|
|
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keyword">template</span><<span class="keywordtype">int</span> N=1></div>
|
|
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  simdjson_inline simd8<T> prev(<span class="keyword">const</span> simd8<T> prev_chunk)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">return</span> vextq_u8(prev_chunk, *<span class="keyword">this</span>, 16 - N);</div>
|
|
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  }</div>
|
|
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  };</div>
|
|
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  </div>
|
|
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="comment">// SIMD byte mask type (returned by things like eq and gt)</span></div>
|
|
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keyword">template</span><></div>
|
|
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keyword">struct </span>simd8<bool>: base_u8<bool> {</div>
|
|
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keyword">typedef</span> uint16_t bitmask_t;</div>
|
|
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">typedef</span> uint32_t bitmask2_t;</div>
|
|
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  </div>
|
|
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">static</span> simdjson_inline simd8<bool> splat(<span class="keywordtype">bool</span> _value) { <span class="keywordflow">return</span> vmovq_n_u8(uint8_t(-(!!_value))); }</div>
|
|
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  </div>
|
|
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  simdjson_inline simd8(<span class="keyword">const</span> uint8x16_t _value) : base_u8<bool>(_value) {}</div>
|
|
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="comment">// False constructor</span></div>
|
|
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  simdjson_inline simd8() : simd8(vdupq_n_u8(0)) {}</div>
|
|
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="comment">// Splat constructor</span></div>
|
|
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  simdjson_inline simd8(<span class="keywordtype">bool</span> _value) : simd8(splat(_value)) {}</div>
|
|
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  </div>
|
|
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="comment">// We return uint32_t instead of uint16_t because that seems to be more efficient for most</span></div>
|
|
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// purposes (cutting it down to uint16_t costs performance in some compilers).</span></div>
|
|
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  simdjson_inline uint32_t to_bitmask()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
|
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">const</span> uint8x16_t bit_mask = make_uint8x16_t(0x01, 0x02, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80,</div>
|
|
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  0x01, 0x02, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80);</div>
|
|
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor">#else</span></div>
|
|
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keyword">const</span> uint8x16_t bit_mask = {0x01, 0x02, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80,</div>
|
|
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  0x01, 0x02, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80};</div>
|
|
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keyword">auto</span> minput = *<span class="keyword">this</span> & bit_mask;</div>
|
|
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  uint8x16_t tmp = vpaddq_u8(minput, minput);</div>
|
|
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  tmp = vpaddq_u8(tmp, tmp);</div>
|
|
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  tmp = vpaddq_u8(tmp, tmp);</div>
|
|
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">return</span> vgetq_lane_u16(vreinterpretq_u16_u8(tmp), 0);</div>
|
|
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  }</div>
|
|
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  simdjson_inline <span class="keywordtype">bool</span> any()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vmaxvq_u8(*<span class="keyword">this</span>) != 0; }</div>
|
|
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  };</div>
|
|
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  </div>
|
|
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">// Unsigned bytes</span></div>
|
|
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keyword">template</span><></div>
|
|
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keyword">struct </span>simd8<uint8_t>: base_u8<uint8_t> {</div>
|
|
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keyword">static</span> simdjson_inline uint8x16_t splat(uint8_t _value) { <span class="keywordflow">return</span> vmovq_n_u8(_value); }</div>
|
|
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keyword">static</span> simdjson_inline uint8x16_t zero() { <span class="keywordflow">return</span> vdupq_n_u8(0); }</div>
|
|
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">static</span> simdjson_inline uint8x16_t load(<span class="keyword">const</span> uint8_t* values) { <span class="keywordflow">return</span> vld1q_u8(values); }</div>
|
|
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  </div>
|
|
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  simdjson_inline simd8(<span class="keyword">const</span> uint8x16_t _value) : base_u8<uint8_t>(_value) {}</div>
|
|
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">// Zero constructor</span></div>
|
|
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  simdjson_inline simd8() : simd8(zero()) {}</div>
|
|
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// Array constructor</span></div>
|
|
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  simdjson_inline simd8(<span class="keyword">const</span> uint8_t values[16]) : simd8(load(values)) {}</div>
|
|
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="comment">// Splat constructor</span></div>
|
|
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  simdjson_inline simd8(uint8_t _value) : simd8(splat(_value)) {}</div>
|
|
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// Member-by-member initialization</span></div>
|
|
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  simdjson_inline simd8(</div>
|
|
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  uint8_t v0, uint8_t v1, uint8_t v2, uint8_t v3, uint8_t v4, uint8_t v5, uint8_t v6, uint8_t v7,</div>
|
|
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  uint8_t v8, uint8_t v9, uint8_t v10, uint8_t v11, uint8_t v12, uint8_t v13, uint8_t v14, uint8_t v15</div>
|
|
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  ) : simd8(make_uint8x16_t(</div>
|
|
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  v0, v1, v2, v3, v4, v5, v6, v7,</div>
|
|
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  v8, v9, v10,v11,v12,v13,v14,v15</div>
|
|
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  )) {}</div>
|
|
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="preprocessor">#else</span></div>
|
|
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  simdjson_inline simd8(</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  uint8_t v0, uint8_t v1, uint8_t v2, uint8_t v3, uint8_t v4, uint8_t v5, uint8_t v6, uint8_t v7,</div>
|
|
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  uint8_t v8, uint8_t v9, uint8_t v10, uint8_t v11, uint8_t v12, uint8_t v13, uint8_t v14, uint8_t v15</div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  ) : simd8(uint8x16_t{</div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  v0, v1, v2, v3, v4, v5, v6, v7,</div>
|
|
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  v8, v9, v10,v11,v12,v13,v14,v15</div>
|
|
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }) {}</div>
|
|
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
|
|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="comment">// Repeat 16 values as many times as necessary (usually for lookup tables)</span></div>
|
|
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  simdjson_inline <span class="keyword">static</span> simd8<uint8_t> repeat_16(</div>
|
|
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  uint8_t v0, uint8_t v1, uint8_t v2, uint8_t v3, uint8_t v4, uint8_t v5, uint8_t v6, uint8_t v7,</div>
|
|
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  uint8_t v8, uint8_t v9, uint8_t v10, uint8_t v11, uint8_t v12, uint8_t v13, uint8_t v14, uint8_t v15</div>
|
|
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  ) {</div>
|
|
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">return</span> simd8<uint8_t>(</div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  v0, v1, v2, v3, v4, v5, v6, v7,</div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  v8, v9, v10,v11,v12,v13,v14,v15</div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  );</div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  }</div>
|
|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  </div>
|
|
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// Store to array</span></div>
|
|
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  simdjson_inline <span class="keywordtype">void</span> store(uint8_t dst[16])<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vst1q_u8(dst, *<span class="keyword">this</span>); }</div>
|
|
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  </div>
|
|
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="comment">// Saturated math</span></div>
|
|
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  simdjson_inline simd8<uint8_t> saturating_add(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vqaddq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  simdjson_inline simd8<uint8_t> saturating_sub(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vqsubq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  </div>
|
|
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// Addition/subtraction are the same for signed and unsigned</span></div>
|
|
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  simdjson_inline simd8<uint8_t> operator+(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vaddq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  simdjson_inline simd8<uint8_t> operator-(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vsubq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  simdjson_inline simd8<uint8_t>& operator+=(<span class="keyword">const</span> simd8<uint8_t> other) { *<span class="keyword">this</span> = *<span class="keyword">this</span> + other; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
|
|
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  simdjson_inline simd8<uint8_t>& operator-=(<span class="keyword">const</span> simd8<uint8_t> other) { *<span class="keyword">this</span> = *<span class="keyword">this</span> - other; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
|
|
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  </div>
|
|
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="comment">// Order-specific operations</span></div>
|
|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  simdjson_inline uint8_t max_val()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vmaxvq_u8(*<span class="keyword">this</span>); }</div>
|
|
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  simdjson_inline uint8_t min_val()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vminvq_u8(*<span class="keyword">this</span>); }</div>
|
|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  simdjson_inline simd8<uint8_t> max_val(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vmaxq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  simdjson_inline simd8<uint8_t> min_val(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vminq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  simdjson_inline simd8<bool> operator<=(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vcleq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  simdjson_inline simd8<bool> operator>=(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vcgeq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  simdjson_inline simd8<bool> operator<(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vcltq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  simdjson_inline simd8<bool> operator>(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vcgtq_u8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="comment">// Same as >, but instead of guaranteeing all 1's == true, false = 0 and true = nonzero. For ARM, returns all 1's.</span></div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  simdjson_inline simd8<uint8_t> gt_bits(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> simd8<uint8_t>(*<span class="keyword">this</span> > other); }</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">// Same as <, but instead of guaranteeing all 1's == true, false = 0 and true = nonzero. For ARM, returns all 1's.</span></div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  simdjson_inline simd8<uint8_t> lt_bits(<span class="keyword">const</span> simd8<uint8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> simd8<uint8_t>(*<span class="keyword">this</span> < other); }</div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  </div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// Bit-specific operations</span></div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  simdjson_inline simd8<bool> any_bits_set(simd8<uint8_t> bits)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vtstq_u8(*<span class="keyword">this</span>, bits); }</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  simdjson_inline <span class="keywordtype">bool</span> any_bits_set_anywhere()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> this->max_val() != 0; }</div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  simdjson_inline <span class="keywordtype">bool</span> any_bits_set_anywhere(simd8<uint8_t> bits)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (*<span class="keyword">this</span> & bits).any_bits_set_anywhere(); }</div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">template</span><<span class="keywordtype">int</span> N></div>
|
|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  simdjson_inline simd8<uint8_t> shr()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vshrq_n_u8(*<span class="keyword">this</span>, N); }</div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">template</span><<span class="keywordtype">int</span> N></div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  simdjson_inline simd8<uint8_t> shl()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vshlq_n_u8(*<span class="keyword">this</span>, N); }</div>
|
|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  </div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">// Perform a lookup assuming the value is between 0 and 16 (undefined behavior for out of range values)</span></div>
|
|
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keyword">template</span><<span class="keyword">typename</span> L></div>
|
|
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  simdjson_inline simd8<L> lookup_16(simd8<L> lookup_table)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">return</span> lookup_table.apply_lookup_16_to(*<span class="keyword">this</span>);</div>
|
|
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  }</div>
|
|
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  </div>
|
|
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  </div>
|
|
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="comment">// Copies to 'output" all bytes corresponding to a 0 in the mask (interpreted as a bitset).</span></div>
|
|
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="comment">// Passing a 0 value for mask would be equivalent to writing out every byte to output.</span></div>
|
|
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment">// Only the first 16 - count_ones(mask) bytes of the result are significant but 16 bytes</span></div>
|
|
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// get written.</span></div>
|
|
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">// Design consideration: it seems like a function with the</span></div>
|
|
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment">// signature simd8<L> compress(uint16_t mask) would be</span></div>
|
|
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// sensible, but the AVX ISA makes this kind of approach difficult.</span></div>
|
|
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keyword">template</span><<span class="keyword">typename</span> L></div>
|
|
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  simdjson_inline <span class="keywordtype">void</span> compress(uint16_t mask, L * output)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keyword">using</span> internal::thintable_epi8;</div>
|
|
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keyword">using</span> internal::BitsSetTable256mul2;</div>
|
|
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keyword">using</span> internal::pshufb_combine_table;</div>
|
|
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="comment">// this particular implementation was inspired by work done by @animetosho</span></div>
|
|
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="comment">// we do it in two steps, first 8 bytes and then second 8 bytes</span></div>
|
|
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  uint8_t mask1 = uint8_t(mask); <span class="comment">// least significant 8 bits</span></div>
|
|
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  uint8_t mask2 = uint8_t(mask >> 8); <span class="comment">// most significant 8 bits</span></div>
|
|
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">// next line just loads the 64-bit values thintable_epi8[mask1] and</span></div>
|
|
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="comment">// thintable_epi8[mask2] into a 128-bit register, using only</span></div>
|
|
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="comment">// two instructions on most compilers.</span></div>
|
|
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  uint64x2_t shufmask64 = {thintable_epi8[mask1], thintable_epi8[mask2]};</div>
|
|
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  uint8x16_t shufmask = vreinterpretq_u8_u64(shufmask64);</div>
|
|
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="comment">// we increment by 0x08 the second half of the mask</span></div>
|
|
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
|
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  uint8x16_t inc = make_uint8x16_t(0, 0, 0, 0, 0, 0, 0, 0, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08);</div>
|
|
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="preprocessor">#else</span></div>
|
|
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  uint8x16_t inc = {0, 0, 0, 0, 0, 0, 0, 0, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08};</div>
|
|
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  shufmask = vaddq_u8(shufmask, inc);</div>
|
|
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="comment">// this is the version "nearly pruned"</span></div>
|
|
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  uint8x16_t pruned = vqtbl1q_u8(*<span class="keyword">this</span>, shufmask);</div>
|
|
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="comment">// we still need to put the two halves together.</span></div>
|
|
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="comment">// we compute the popcount of the first half:</span></div>
|
|
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordtype">int</span> pop1 = BitsSetTable256mul2[mask1];</div>
|
|
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="comment">// then load the corresponding mask, what it does is to write</span></div>
|
|
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="comment">// only the first pop1 bytes from the first 8 bytes, and then</span></div>
|
|
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="comment">// it fills in with the bytes from the second 8 bytes + some filling</span></div>
|
|
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="comment">// at the end.</span></div>
|
|
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  uint8x16_t compactmask = vld1q_u8(<span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint8_t *<span class="keyword">></span>(pshufb_combine_table + pop1 * 8));</div>
|
|
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  uint8x16_t answer = vqtbl1q_u8(pruned, compactmask);</div>
|
|
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  vst1q_u8(<span class="keyword">reinterpret_cast<</span>uint8_t*<span class="keyword">></span>(output), answer);</div>
|
|
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  }</div>
|
|
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  </div>
|
|
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="comment">// Copies all bytes corresponding to a 0 in the low half of the mask (interpreted as a</span></div>
|
|
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="comment">// bitset) to output1, then those corresponding to a 0 in the high half to output2.</span></div>
|
|
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keyword">template</span><<span class="keyword">typename</span> L></div>
|
|
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  simdjson_inline <span class="keywordtype">void</span> compress_halves(uint16_t mask, L *output1, L *output2)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keyword">using</span> internal::thintable_epi8;</div>
|
|
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  uint8_t mask1 = uint8_t(mask); <span class="comment">// least significant 8 bits</span></div>
|
|
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  uint8_t mask2 = uint8_t(mask >> 8); <span class="comment">// most significant 8 bits</span></div>
|
|
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  uint8x8_t compactmask1 = vcreate_u8(thintable_epi8[mask1]);</div>
|
|
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  uint8x8_t compactmask2 = vcreate_u8(thintable_epi8[mask2]);</div>
|
|
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// we increment by 0x08 the second half of the mask</span></div>
|
|
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
|
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  uint8x8_t inc = make_uint8x8_t(0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08);</div>
|
|
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="preprocessor">#else</span></div>
|
|
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  uint8x8_t inc = {0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08};</div>
|
|
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  compactmask2 = vadd_u8(compactmask2, inc);</div>
|
|
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="comment">// store each result (with the second store possibly overlapping the first)</span></div>
|
|
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  vst1_u8((uint8_t*)output1, vqtbl1_u8(*<span class="keyword">this</span>, compactmask1));</div>
|
|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  vst1_u8((uint8_t*)output2, vqtbl1_u8(*<span class="keyword">this</span>, compactmask2));</div>
|
|
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  }</div>
|
|
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  </div>
|
|
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keyword">template</span><<span class="keyword">typename</span> L></div>
|
|
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  simdjson_inline simd8<L> lookup_16(</div>
|
|
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  L replace0, L replace1, L replace2, L replace3,</div>
|
|
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  L replace4, L replace5, L replace6, L replace7,</div>
|
|
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  L replace8, L replace9, L replace10, L replace11,</div>
|
|
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  L replace12, L replace13, L replace14, L replace15)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">return</span> lookup_16(simd8<L>::repeat_16(</div>
|
|
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  replace0, replace1, replace2, replace3,</div>
|
|
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  replace4, replace5, replace6, replace7,</div>
|
|
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  replace8, replace9, replace10, replace11,</div>
|
|
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  replace12, replace13, replace14, replace15</div>
|
|
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  ));</div>
|
|
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  }</div>
|
|
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  </div>
|
|
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T></div>
|
|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  simdjson_inline simd8<uint8_t> apply_lookup_16_to(<span class="keyword">const</span> simd8<T> original) {</div>
|
|
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">return</span> vqtbl1q_u8(*<span class="keyword">this</span>, simd8<uint8_t>(original));</div>
|
|
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  }</div>
|
|
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  };</div>
|
|
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  </div>
|
|
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="comment">// Signed bytes</span></div>
|
|
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keyword">template</span><></div>
|
|
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">struct </span>simd8<int8_t> {</div>
|
|
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  int8x16_t value;</div>
|
|
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  </div>
|
|
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keyword">static</span> simdjson_inline simd8<int8_t> splat(int8_t _value) { <span class="keywordflow">return</span> vmovq_n_s8(_value); }</div>
|
|
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keyword">static</span> simdjson_inline simd8<int8_t> zero() { <span class="keywordflow">return</span> vdupq_n_s8(0); }</div>
|
|
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keyword">static</span> simdjson_inline simd8<int8_t> load(<span class="keyword">const</span> int8_t values[16]) { <span class="keywordflow">return</span> vld1q_s8(values); }</div>
|
|
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  </div>
|
|
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="comment">// Conversion from/to SIMD register</span></div>
|
|
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  simdjson_inline simd8(<span class="keyword">const</span> int8x16_t _value) : value{_value} {}</div>
|
|
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  simdjson_inline <span class="keyword">operator</span> <span class="keyword">const</span> int8x16_t&() <span class="keyword">const</span> { <span class="keywordflow">return</span> this->value; }</div>
|
|
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  simdjson_inline <span class="keyword">operator</span> int8x16_t&() { <span class="keywordflow">return</span> this->value; }</div>
|
|
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  </div>
|
|
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="comment">// Zero constructor</span></div>
|
|
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  simdjson_inline simd8() : simd8(zero()) {}</div>
|
|
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="comment">// Splat constructor</span></div>
|
|
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  simdjson_inline simd8(int8_t _value) : simd8(splat(_value)) {}</div>
|
|
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="comment">// Array constructor</span></div>
|
|
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  simdjson_inline simd8(<span class="keyword">const</span> int8_t* values) : simd8(load(values)) {}</div>
|
|
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="comment">// Member-by-member initialization</span></div>
|
|
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
|
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  simdjson_inline simd8(</div>
|
|
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  int8_t v0, int8_t v1, int8_t v2, int8_t v3, int8_t v4, int8_t v5, int8_t v6, int8_t v7,</div>
|
|
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  int8_t v8, int8_t v9, int8_t v10, int8_t v11, int8_t v12, int8_t v13, int8_t v14, int8_t v15</div>
|
|
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  ) : simd8(make_int8x16_t(</div>
|
|
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  v0, v1, v2, v3, v4, v5, v6, v7,</div>
|
|
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  v8, v9, v10,v11,v12,v13,v14,v15</div>
|
|
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  )) {}</div>
|
|
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="preprocessor">#else</span></div>
|
|
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  simdjson_inline simd8(</div>
|
|
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  int8_t v0, int8_t v1, int8_t v2, int8_t v3, int8_t v4, int8_t v5, int8_t v6, int8_t v7,</div>
|
|
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  int8_t v8, int8_t v9, int8_t v10, int8_t v11, int8_t v12, int8_t v13, int8_t v14, int8_t v15</div>
|
|
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  ) : simd8(int8x16_t{</div>
|
|
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  v0, v1, v2, v3, v4, v5, v6, v7,</div>
|
|
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  v8, v9, v10,v11,v12,v13,v14,v15</div>
|
|
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  }) {}</div>
|
|
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="comment">// Repeat 16 values as many times as necessary (usually for lookup tables)</span></div>
|
|
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  simdjson_inline <span class="keyword">static</span> simd8<int8_t> repeat_16(</div>
|
|
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  int8_t v0, int8_t v1, int8_t v2, int8_t v3, int8_t v4, int8_t v5, int8_t v6, int8_t v7,</div>
|
|
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  int8_t v8, int8_t v9, int8_t v10, int8_t v11, int8_t v12, int8_t v13, int8_t v14, int8_t v15</div>
|
|
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  ) {</div>
|
|
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">return</span> simd8<int8_t>(</div>
|
|
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  v0, v1, v2, v3, v4, v5, v6, v7,</div>
|
|
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  v8, v9, v10,v11,v12,v13,v14,v15</div>
|
|
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  );</div>
|
|
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div>
|
|
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  </div>
|
|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="comment">// Store to array</span></div>
|
|
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  simdjson_inline <span class="keywordtype">void</span> store(int8_t dst[16])<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vst1q_s8(dst, *<span class="keyword">this</span>); }</div>
|
|
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  </div>
|
|
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="comment">// Explicit conversion to/from unsigned</span></div>
|
|
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="comment">//</span></div>
|
|
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="comment">// Under Visual Studio/ARM64 uint8x16_t and int8x16_t are apparently the same type.</span></div>
|
|
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="comment">// In theory, we could check this occurrence with std::same_as and std::enabled_if but it is C++14</span></div>
|
|
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="comment">// and relatively ugly and hard to read.</span></div>
|
|
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="preprocessor">#ifndef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
|
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  simdjson_inline <span class="keyword">explicit</span> simd8(<span class="keyword">const</span> uint8x16_t other): simd8(vreinterpretq_s8_u8(other)) {}</div>
|
|
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  simdjson_inline <span class="keyword">explicit</span> <span class="keyword">operator</span> simd8<uint8_t>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vreinterpretq_u8_s8(this->value); }</div>
|
|
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  </div>
|
|
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="comment">// Math</span></div>
|
|
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  simdjson_inline simd8<int8_t> operator+(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vaddq_s8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  simdjson_inline simd8<int8_t> operator-(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vsubq_s8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  simdjson_inline simd8<int8_t>& operator+=(<span class="keyword">const</span> simd8<int8_t> other) { *<span class="keyword">this</span> = *<span class="keyword">this</span> + other; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
|
|
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  simdjson_inline simd8<int8_t>& operator-=(<span class="keyword">const</span> simd8<int8_t> other) { *<span class="keyword">this</span> = *<span class="keyword">this</span> - other; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
|
|
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  </div>
|
|
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="comment">// Order-sensitive comparisons</span></div>
|
|
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  simdjson_inline simd8<int8_t> max_val(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vmaxq_s8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  simdjson_inline simd8<int8_t> min_val(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vminq_s8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  simdjson_inline simd8<bool> operator>(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vcgtq_s8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  simdjson_inline simd8<bool> operator<(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vcltq_s8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  simdjson_inline simd8<bool> <a class="code" href="namespacesimdjson_1_1_s_i_m_d_j_s_o_n___i_m_p_l_e_m_e_n_t_a_t_i_o_n_1_1ondemand.html#aab771b17058b0c93bdd0a8679c2c4d84">operator==</a>(<span class="keyword">const</span> simd8<int8_t> other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> vceqq_s8(*<span class="keyword">this</span>, other); }</div>
|
|
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  </div>
|
|
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keyword">template</span><<span class="keywordtype">int</span> N=1></div>
|
|
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  simdjson_inline simd8<int8_t> prev(<span class="keyword">const</span> simd8<int8_t> prev_chunk)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">return</span> vextq_s8(prev_chunk, *<span class="keyword">this</span>, 16 - N);</div>
|
|
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  }</div>
|
|
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  </div>
|
|
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="comment">// Perform a lookup assuming no value is larger than 16</span></div>
|
|
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keyword">template</span><<span class="keyword">typename</span> L></div>
|
|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  simdjson_inline simd8<L> lookup_16(simd8<L> lookup_table)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keywordflow">return</span> lookup_table.apply_lookup_16_to(*<span class="keyword">this</span>);</div>
|
|
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  }</div>
|
|
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keyword">template</span><<span class="keyword">typename</span> L></div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  simdjson_inline simd8<L> lookup_16(</div>
|
|
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  L replace0, L replace1, L replace2, L replace3,</div>
|
|
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  L replace4, L replace5, L replace6, L replace7,</div>
|
|
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  L replace8, L replace9, L replace10, L replace11,</div>
|
|
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  L replace12, L replace13, L replace14, L replace15)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keywordflow">return</span> lookup_16(simd8<L>::repeat_16(</div>
|
|
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  replace0, replace1, replace2, replace3,</div>
|
|
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  replace4, replace5, replace6, replace7,</div>
|
|
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  replace8, replace9, replace10, replace11,</div>
|
|
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  replace12, replace13, replace14, replace15</div>
|
|
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  ));</div>
|
|
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  }</div>
|
|
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  </div>
|
|
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T></div>
|
|
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  simdjson_inline simd8<int8_t> apply_lookup_16_to(<span class="keyword">const</span> simd8<T> original) {</div>
|
|
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordflow">return</span> vqtbl1q_s8(*<span class="keyword">this</span>, simd8<uint8_t>(original));</div>
|
|
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  }</div>
|
|
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  };</div>
|
|
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  </div>
|
|
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T></div>
|
|
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keyword">struct </span>simd8x64 {</div>
|
|
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keyword">static</span> constexpr <span class="keywordtype">int</span> NUM_CHUNKS = 64 / <span class="keyword">sizeof</span>(simd8<T>);</div>
|
|
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  static_assert(NUM_CHUNKS == 4, <span class="stringliteral">"ARM kernel should use four registers per 64-byte block."</span>);</div>
|
|
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keyword">const</span> simd8<T> chunks[NUM_CHUNKS];</div>
|
|
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  </div>
|
|
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  simd8x64(<span class="keyword">const</span> simd8x64<T>& o) = <span class="keyword">delete</span>; <span class="comment">// no copy allowed</span></div>
|
|
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  simd8x64<T>& operator=(<span class="keyword">const</span> simd8<T>& other) = <span class="keyword">delete</span>; <span class="comment">// no assignment allowed</span></div>
|
|
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  simd8x64() = <span class="keyword">delete</span>; <span class="comment">// no default constructor allowed</span></div>
|
|
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  </div>
|
|
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  simdjson_inline simd8x64(<span class="keyword">const</span> simd8<T> chunk0, <span class="keyword">const</span> simd8<T> chunk1, <span class="keyword">const</span> simd8<T> chunk2, <span class="keyword">const</span> simd8<T> chunk3) : chunks{chunk0, chunk1, chunk2, chunk3} {}</div>
|
|
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  simdjson_inline simd8x64(<span class="keyword">const</span> T ptr[64]) : chunks{simd8<T>::load(ptr), simd8<T>::load(ptr+16), simd8<T>::load(ptr+32), simd8<T>::load(ptr+48)} {}</div>
|
|
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  </div>
|
|
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  simdjson_inline <span class="keywordtype">void</span> store(T ptr[64])<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  this->chunks[0].store(ptr+<span class="keyword">sizeof</span>(simd8<T>)*0);</div>
|
|
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  this->chunks[1].store(ptr+<span class="keyword">sizeof</span>(simd8<T>)*1);</div>
|
|
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  this->chunks[2].store(ptr+<span class="keyword">sizeof</span>(simd8<T>)*2);</div>
|
|
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  this->chunks[3].store(ptr+<span class="keyword">sizeof</span>(simd8<T>)*3);</div>
|
|
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  }</div>
|
|
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  </div>
|
|
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  simdjson_inline simd8<T> reduce_or()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keywordflow">return</span> (this->chunks[0] | this->chunks[1]) | (this->chunks[2] | this->chunks[3]);</div>
|
|
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  }</div>
|
|
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  </div>
|
|
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  </div>
|
|
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  simdjson_inline uint64_t compress(uint64_t mask, T * output)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  uint64_t popcounts = vget_lane_u64(vreinterpret_u64_u8(vcnt_u8(vcreate_u8(~mask))), 0);</div>
|
|
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="comment">// compute the prefix sum of the popcounts of each byte</span></div>
|
|
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  uint64_t offsets = popcounts * 0x0101010101010101;</div>
|
|
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  this->chunks[0].compress_halves(uint16_t(mask), output, &output[popcounts & 0xFF]);</div>
|
|
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  this->chunks[1].compress_halves(uint16_t(mask >> 16), &output[(offsets >> 8) & 0xFF], &output[(offsets >> 16) & 0xFF]);</div>
|
|
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  this->chunks[2].compress_halves(uint16_t(mask >> 32), &output[(offsets >> 24) & 0xFF], &output[(offsets >> 32) & 0xFF]);</div>
|
|
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  this->chunks[3].compress_halves(uint16_t(mask >> 48), &output[(offsets >> 40) & 0xFF], &output[(offsets >> 48) & 0xFF]);</div>
|
|
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keywordflow">return</span> offsets >> 56;</div>
|
|
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  }</div>
|
|
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  </div>
|
|
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  simdjson_inline uint64_t to_bitmask()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span> <span class="preprocessor">#ifdef SIMDJSON_REGULAR_VISUAL_STUDIO</span></div>
|
|
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="keyword">const</span> uint8x16_t bit_mask = make_uint8x16_t(</div>
|
|
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  0x01, 0x02, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80,</div>
|
|
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  0x01, 0x02, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80</div>
|
|
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  );</div>
|
|
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="preprocessor">#else</span></div>
|
|
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="keyword">const</span> uint8x16_t bit_mask = {</div>
|
|
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  0x01, 0x02, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80,</div>
|
|
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  0x01, 0x02, 0x4, 0x8, 0x10, 0x20, 0x40, 0x80</div>
|
|
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  };</div>
|
|
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="comment">// Add each of the elements next to each other, successively, to stuff each 8 byte mask into one.</span></div>
|
|
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  uint8x16_t sum0 = vpaddq_u8(this->chunks[0] & bit_mask, this->chunks[1] & bit_mask);</div>
|
|
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  uint8x16_t sum1 = vpaddq_u8(this->chunks[2] & bit_mask, this->chunks[3] & bit_mask);</div>
|
|
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  sum0 = vpaddq_u8(sum0, sum1);</div>
|
|
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  sum0 = vpaddq_u8(sum0, sum0);</div>
|
|
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="keywordflow">return</span> vgetq_lane_u64(vreinterpretq_u64_u8(sum0), 0);</div>
|
|
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  }</div>
|
|
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  </div>
|
|
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  simdjson_inline uint64_t eq(<span class="keyword">const</span> T m)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="keyword">const</span> simd8<T> mask = simd8<T>::splat(m);</div>
|
|
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="keywordflow">return</span> simd8x64<bool>(</div>
|
|
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  this->chunks[0] == mask,</div>
|
|
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  this->chunks[1] == mask,</div>
|
|
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  this->chunks[2] == mask,</div>
|
|
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  this->chunks[3] == mask</div>
|
|
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  ).to_bitmask();</div>
|
|
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  }</div>
|
|
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  </div>
|
|
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  simdjson_inline uint64_t lteq(<span class="keyword">const</span> T m)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  <span class="keyword">const</span> simd8<T> mask = simd8<T>::splat(m);</div>
|
|
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keywordflow">return</span> simd8x64<bool>(</div>
|
|
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  this->chunks[0] <= mask,</div>
|
|
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  this->chunks[1] <= mask,</div>
|
|
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  this->chunks[2] <= mask,</div>
|
|
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  this->chunks[3] <= mask</div>
|
|
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  ).to_bitmask();</div>
|
|
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  }</div>
|
|
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  }; <span class="comment">// struct simd8x64<T></span></div>
|
|
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  </div>
|
|
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span> } <span class="comment">// namespace simd</span></div>
|
|
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span> } <span class="comment">// unnamed namespace</span></div>
|
|
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span> } <span class="comment">// namespace arm64</span></div>
|
|
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span> } <span class="comment">// namespace simdjson</span></div>
|
|
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  </div>
|
|
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span> <span class="preprocessor">#endif </span><span class="comment">// SIMDJSON_ARM64_SIMD_H</span></div>
|
|
<div class="ttc" id="anamespacesimdjson_1_1_s_i_m_d_j_s_o_n___i_m_p_l_e_m_e_n_t_a_t_i_o_n_1_1ondemand_html_aab771b17058b0c93bdd0a8679c2c4d84"><div class="ttname"><a href="namespacesimdjson_1_1_s_i_m_d_j_s_o_n___i_m_p_l_e_m_e_n_t_a_t_i_o_n_1_1ondemand.html#aab771b17058b0c93bdd0a8679c2c4d84">simdjson::SIMDJSON_IMPLEMENTATION::ondemand::operator==</a></div><div class="ttdeci">simdjson_unused simdjson_inline bool operator==(const raw_json_string &a, std::string_view c) noexcept</div><div class="ttdoc">Comparisons between raw_json_string and std::string_view instances are potentially unsafe: the user i...</div><div class="ttdef"><b>Definition:</b> <a href="raw__json__string-inl_8h_source.html#l00139">raw_json_string-inl.h:139</a></div></div>
|
|
<div class="ttc" id="anamespacesimdjson_html"><div class="ttname"><a href="namespacesimdjson.html">simdjson</a></div><div class="ttdoc">The top level simdjson namespace, containing everything the library provides.</div><div class="ttdef"><b>Definition:</b> <a href="arm64_2base_8h_source.html#l00008">base.h:8</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_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_49a0b2767ded4a45005c5d6720a18cd1.html">simdjson</a></li><li class="navelem"><a class="el" href="dir_76d8247d4498211a7d04a3794a38eb71.html">arm64</a></li><li class="navelem"><b>simd.h</b></li>
|
|
<li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1 </li>
|
|
</ul>
|
|
</div>
|
|
</body>
|
|
</html>
|