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<a href="rle-benchmark_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">// Copyright 2012 Cloudera Inc.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">// you may not use this file except in compliance with the License.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment">// You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment">// See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment">// limitations under the License.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &lt;iostream&gt;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="preprocessor">#include &lt;sstream&gt;</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="mem-pool_8h.html">runtime/mem-pool.h</a>&quot;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="mem-tracker_8h.html">runtime/mem-tracker.h</a>&quot;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="bit-stream-utils_88byte_8inline_8h.html">experiments/bit-stream-utils.8byte.inline.h</a>&quot;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="benchmark_8h.html">util/benchmark.h</a>&quot;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="bit-stream-utils_8inline_8h.html">util/bit-stream-utils.inline.h</a>&quot;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="cpu-info_8h.html">util/cpu-info.h</a>&quot;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="names_8h.html">common/names.h</a>&quot;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="comment">// Benchmark to measure how quickly we can do bit encoding and decoding.</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="comment">// encode: Function Rate (iters/ms) Comparison</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="comment">// ----------------------------------------------------------------------</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 1-Bit&quot; 66.9 1X</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="comment">// &quot;BitWriter 1-Bit&quot; 107.3 1.604X</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 2-Bit&quot; 74.42 1X</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="comment">// &quot;BitWriter 2-Bit&quot; 105.6 1.419X</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 3-Bit&quot; 76.91 1X</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="comment">// &quot;BitWriter 3-Bit&quot; 104 1.353X</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 4-Bit&quot; 80.37 1X</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="comment">// &quot;BitWriter 4-Bit&quot; 102.7 1.278X</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 5-Bit&quot; 79.29 1X</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="comment">// &quot;BitWriter 5-Bit&quot; 101 1.274X</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 6-Bit&quot; 80.37 1X</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="comment">// &quot;BitWriter 6-Bit&quot; 99.28 1.235X</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 7-Bit&quot; 80.19 1X</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="comment">// &quot;BitWriter 7-Bit&quot; 98.09 1.223X</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 8-Bit&quot; 84.93 1X</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="comment">// &quot;BitWriter 8-Bit&quot; 97 1.142X</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 9-Bit&quot; 79.85 1X</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="comment">// &quot;BitWriter 9-Bit&quot; 95.09 1.191X</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 10-Bit&quot; 80.51 1X</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;<span class="comment">// &quot;BitWriter 10-Bit&quot; 94.17 1.17X</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 11-Bit&quot; 79.36 1X</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="comment">// &quot;BitWriter 11-Bit&quot; 93.2 1.174X</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 12-Bit&quot; 80.79 1X</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="comment">// &quot;BitWriter 12-Bit&quot; 92.09 1.14X</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 13-Bit&quot; 78.28 1X</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="comment">// &quot;BitWriter 13-Bit&quot; 90.83 1.16X</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 14-Bit&quot; 78.57 1X</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="comment">// &quot;BitWriter 14-Bit&quot; 89.71 1.142X</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 15-Bit&quot; 77.28 1X</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;<span class="comment">// &quot;BitWriter 15-Bit&quot; 88 1.139X</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 16-Bit&quot; 86.98 1X</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;<span class="comment">// &quot;BitWriter 16-Bit&quot; 88.08 1.013X</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;<span class="comment">// decode: Function Rate (iters/ms) Comparison</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="comment">// ----------------------------------------------------------------------</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 1-Bit&quot; 132.9 1X</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="comment">// &quot;BitWriter 1-Bit&quot; 126.9 0.9546X</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 2-Bit&quot; 132.9 1X</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="comment">// &quot;BitWriter 2-Bit&quot; 125.6 0.9448X</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 3-Bit&quot; 132.8 1X</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;<span class="comment">// &quot;BitWriter 3-Bit&quot; 122.7 0.9237X</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 4-Bit&quot; 133.1 1X</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="comment">// &quot;BitWriter 4-Bit&quot; 123.6 0.9284X</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 5-Bit&quot; 132.2 1X</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;<span class="comment">// &quot;BitWriter 5-Bit&quot; 118.2 0.8942X</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 6-Bit&quot; 132.9 1X</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<span class="comment">// &quot;BitWriter 6-Bit&quot; 117.6 0.885X</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 7-Bit&quot; 132.3 1X</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;<span class="comment">// &quot;BitWriter 7-Bit&quot; 112.8 0.8525X</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 8-Bit&quot; 132.9 1X</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="comment">// &quot;BitWriter 8-Bit&quot; 119.2 0.8971X</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 9-Bit&quot; 131.8 1X</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;<span class="comment">// &quot;BitWriter 9-Bit&quot; 111.3 0.8447X</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 10-Bit&quot; 131.4 1X</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;<span class="comment">// &quot;BitWriter 10-Bit&quot; 108.5 0.8255X</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 11-Bit&quot; 131.7 1X</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;<span class="comment">// &quot;BitWriter 11-Bit&quot; 106.9 0.8118X</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 12-Bit&quot; 132.9 1X</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;<span class="comment">// &quot;BitWriter 12-Bit&quot; 108.8 0.8189X</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 13-Bit&quot; 131 1X</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;<span class="comment">// &quot;BitWriter 13-Bit&quot; 103.1 0.7873X</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 14-Bit&quot; 131.6 1X</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160;<span class="comment">// &quot;BitWriter 14-Bit&quot; 101.6 0.7724X</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 15-Bit&quot; 131.1 1X</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;<span class="comment">// &quot;BitWriter 15-Bit&quot; 99.91 0.7622X</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;<span class="comment">// &quot;BitWriter (8 byte) 16-Bit&quot; 133 1X</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;<span class="comment">// &quot;BitWriter 16-Bit&quot; 105.2 0.7907X</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;<span class="keyword">using namespace </span>impala;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;</div>
<div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="rle-benchmark_8cc.html#a39a8412068718c1881059d86b9d9f444"> 101</a></span>&#160;<span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="rle-benchmark_8cc.html#a39a8412068718c1881059d86b9d9f444">BUFFER_LEN</a> = 64 * 4096;</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;<span class="keyword">struct </span><a class="code" href="structTestData.html">TestData</a> {</div>
<div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="structTestData.html#a665c72e091ddcb87c36019fbbb031db2"> 104</a></span>&#160; uint8_t* <a class="code" href="structTestData.html#a665c72e091ddcb87c36019fbbb031db2">array</a>;</div>
<div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="structTestData.html#aeb73f05b9d6928614b5546b37775e1bf"> 105</a></span>&#160; uint8_t* <a class="code" href="structTestData.html#aeb73f05b9d6928614b5546b37775e1bf">buffer</a>;</div>
<div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="structTestData.html#a247163e5c3d186959bd569ffa5b9b30c"> 106</a></span>&#160; <span class="keywordtype">int</span> <a class="code" href="structTestData.html#a247163e5c3d186959bd569ffa5b9b30c">num_values</a>;</div>
<div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f"> 107</a></span>&#160; <span class="keywordtype">int</span> <a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>;</div>
<div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="structTestData.html#aef2130eee42ea1f4da69f7d788946c8f"> 108</a></span>&#160; <span class="keywordtype">int</span> <a class="code" href="structTestData.html#aef2130eee42ea1f4da69f7d788946c8f">max_value</a>;</div>
<div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="structTestData.html#afe35aed7a6080d86a4ec6081ec88b0d3"> 109</a></span>&#160; <a class="code" href="classimpala_1_1MemPool.html">MemPool</a>* <a class="code" href="structTestData.html#afe35aed7a6080d86a4ec6081ec88b0d3">pool</a>;</div>
<div class="line"><a name="l00110"></a><span class="lineno"><a class="line" href="structTestData.html#a743f4930c9100cdb88a936167bab141e"> 110</a></span>&#160; <span class="keywordtype">bool</span> <a class="code" href="structTestData.html#a743f4930c9100cdb88a936167bab141e">result</a>;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;};</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;</div>
<div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="rle-benchmark_8cc.html#a2e4cba7e98def0f9b965461ad8a4dda6"> 113</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="rle-benchmark_8cc.html#a2e4cba7e98def0f9b965461ad8a4dda6">TestBitWriterEncode</a>(<span class="keywordtype">int</span> batch_size, <span class="keywordtype">void</span>* d) {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <a class="code" href="structTestData.html">TestData</a>* data = <span class="keyword">reinterpret_cast&lt;</span><a class="code" href="structTestData.html">TestData</a>*<span class="keyword">&gt;</span>(d);</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="keywordtype">int</span> buffer_size = <a class="code" href="classimpala_1_1BitUtil.html#a372c4cce3b2fd79c710ec36d01afda07">BitUtil::Ceil</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a> * data-&gt;<a class="code" href="structTestData.html#a247163e5c3d186959bd569ffa5b9b30c">num_values</a>, 8);</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; batch_size; ++i) {</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <a class="code" href="classimpala_1_1BitWriter.html">BitWriter</a> writer(data-&gt;<a class="code" href="structTestData.html#aeb73f05b9d6928614b5546b37775e1bf">buffer</a>, buffer_size);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="comment">// Unroll this to focus more on Put performance.</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j &lt; data-&gt;<a class="code" href="structTestData.html#a247163e5c3d186959bd569ffa5b9b30c">num_values</a>; j += 8) {</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter.html#ae21363cc6a60255901c4fbfe12401a97">PutValue</a>(j + 0, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter.html#ae21363cc6a60255901c4fbfe12401a97">PutValue</a>(j + 1, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter.html#ae21363cc6a60255901c4fbfe12401a97">PutValue</a>(j + 2, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter.html#ae21363cc6a60255901c4fbfe12401a97">PutValue</a>(j + 3, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter.html#ae21363cc6a60255901c4fbfe12401a97">PutValue</a>(j + 4, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter.html#ae21363cc6a60255901c4fbfe12401a97">PutValue</a>(j + 5, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter.html#ae21363cc6a60255901c4fbfe12401a97">PutValue</a>(j + 6, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter.html#ae21363cc6a60255901c4fbfe12401a97">PutValue</a>(j + 7, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; }</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter.html#ad13d095b59cc0a7a3653c01dbb2640b6">Flush</a>();</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; }</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160;}</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;</div>
<div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="rle-benchmark_8cc.html#a8f9620a982142d47e0a481eaa01a96bd"> 133</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="rle-benchmark_8cc.html#a8f9620a982142d47e0a481eaa01a96bd">TestBitWriter8ByteEncode</a>(<span class="keywordtype">int</span> batch_size, <span class="keywordtype">void</span>* d) {</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <a class="code" href="structTestData.html">TestData</a>* data = <span class="keyword">reinterpret_cast&lt;</span><a class="code" href="structTestData.html">TestData</a>*<span class="keyword">&gt;</span>(d);</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="keywordtype">int</span> buffer_size = <a class="code" href="classimpala_1_1BitUtil.html#a372c4cce3b2fd79c710ec36d01afda07">BitUtil::Ceil</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a> * data-&gt;<a class="code" href="structTestData.html#a247163e5c3d186959bd569ffa5b9b30c">num_values</a>, 8);</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; batch_size; ++i) {</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <a class="code" href="classimpala_1_1BitWriter__8byte.html">BitWriter_8byte</a> writer(data-&gt;<a class="code" href="structTestData.html#aeb73f05b9d6928614b5546b37775e1bf">buffer</a>, buffer_size);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="comment">// Unroll this to focus more on Put performance.</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j &lt; data-&gt;<a class="code" href="structTestData.html#a247163e5c3d186959bd569ffa5b9b30c">num_values</a>; j += 8) {</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter__8byte.html#a6057d22ba0fafddf4caea3f190bac7a3">PutValue</a>(j + 0, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter__8byte.html#a6057d22ba0fafddf4caea3f190bac7a3">PutValue</a>(j + 1, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter__8byte.html#a6057d22ba0fafddf4caea3f190bac7a3">PutValue</a>(j + 2, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter__8byte.html#a6057d22ba0fafddf4caea3f190bac7a3">PutValue</a>(j + 3, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter__8byte.html#a6057d22ba0fafddf4caea3f190bac7a3">PutValue</a>(j + 4, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter__8byte.html#a6057d22ba0fafddf4caea3f190bac7a3">PutValue</a>(j + 5, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter__8byte.html#a6057d22ba0fafddf4caea3f190bac7a3">PutValue</a>(j + 6, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; writer.<a class="code" href="classimpala_1_1BitWriter__8byte.html#a6057d22ba0fafddf4caea3f190bac7a3">PutValue</a>(j + 7, data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>);</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; }</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;}</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;</div>
<div class="line"><a name="l00152"></a><span class="lineno"><a class="line" href="rle-benchmark_8cc.html#a8c16dcf8b58945f30c60aa27ea86d36b"> 152</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="rle-benchmark_8cc.html#a8c16dcf8b58945f30c60aa27ea86d36b">TestBitWriterDecode</a>(<span class="keywordtype">int</span> batch_size, <span class="keywordtype">void</span>* d) {</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <a class="code" href="structTestData.html">TestData</a>* data = <span class="keyword">reinterpret_cast&lt;</span><a class="code" href="structTestData.html">TestData</a>*<span class="keyword">&gt;</span>(d);</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; int64_t v;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; batch_size; ++i) {</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <a class="code" href="classimpala_1_1BitReader.html">BitReader</a> reader(data-&gt;<a class="code" href="structTestData.html#aeb73f05b9d6928614b5546b37775e1bf">buffer</a>, <a class="code" href="rle-benchmark_8cc.html#a39a8412068718c1881059d86b9d9f444">BUFFER_LEN</a>);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <span class="comment">// Unroll this to focus more on Put performance.</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j &lt; data-&gt;<a class="code" href="structTestData.html#a247163e5c3d186959bd569ffa5b9b30c">num_values</a>; j += 8) {</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; reader.<a class="code" href="classimpala_1_1BitReader.html#a6fb11125149229ec58ec2340d7d457c8">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; reader.<a class="code" href="classimpala_1_1BitReader.html#a6fb11125149229ec58ec2340d7d457c8">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; reader.<a class="code" href="classimpala_1_1BitReader.html#a6fb11125149229ec58ec2340d7d457c8">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; reader.<a class="code" href="classimpala_1_1BitReader.html#a6fb11125149229ec58ec2340d7d457c8">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; reader.<a class="code" href="classimpala_1_1BitReader.html#a6fb11125149229ec58ec2340d7d457c8">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; reader.<a class="code" href="classimpala_1_1BitReader.html#a6fb11125149229ec58ec2340d7d457c8">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; reader.<a class="code" href="classimpala_1_1BitReader.html#a6fb11125149229ec58ec2340d7d457c8">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; reader.<a class="code" href="classimpala_1_1BitReader.html#a6fb11125149229ec58ec2340d7d457c8">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; }</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;}</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160;</div>
<div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="rle-benchmark_8cc.html#ab2a33d8cc5d3cc620c0a52230c6ea150"> 171</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="rle-benchmark_8cc.html#ab2a33d8cc5d3cc620c0a52230c6ea150">TestBitWriter8ByteDecode</a>(<span class="keywordtype">int</span> batch_size, <span class="keywordtype">void</span>* d) {</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; <a class="code" href="structTestData.html">TestData</a>* data = <span class="keyword">reinterpret_cast&lt;</span><a class="code" href="structTestData.html">TestData</a>*<span class="keyword">&gt;</span>(d);</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; data-&gt;<a class="code" href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">result</a> = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; int64_t v;</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; batch_size; ++i) {</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; <a class="code" href="classimpala_1_1BitReader__8byte.html">BitReader_8byte</a> reader(data-&gt;<a class="code" href="structTestData.html#aeb73f05b9d6928614b5546b37775e1bf">buffer</a>, <a class="code" href="rle-benchmark_8cc.html#a39a8412068718c1881059d86b9d9f444">BUFFER_LEN</a>);</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; <span class="comment">// Unroll this to focus more on Put performance.</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j &lt; data-&gt;<a class="code" href="structTestData.html#a247163e5c3d186959bd569ffa5b9b30c">num_values</a>; j += 8) {</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; data-&gt;<a class="code" href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">result</a> &amp;= reader.<a class="code" href="classimpala_1_1BitReader__8byte.html#a744617f92cd6341740019af5f4861f4c">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; data-&gt;<a class="code" href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">result</a> &amp;= reader.<a class="code" href="classimpala_1_1BitReader__8byte.html#a744617f92cd6341740019af5f4861f4c">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; data-&gt;<a class="code" href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">result</a> &amp;= reader.<a class="code" href="classimpala_1_1BitReader__8byte.html#a744617f92cd6341740019af5f4861f4c">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; data-&gt;<a class="code" href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">result</a> &amp;= reader.<a class="code" href="classimpala_1_1BitReader__8byte.html#a744617f92cd6341740019af5f4861f4c">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; data-&gt;<a class="code" href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">result</a> &amp;= reader.<a class="code" href="classimpala_1_1BitReader__8byte.html#a744617f92cd6341740019af5f4861f4c">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; data-&gt;<a class="code" href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">result</a> &amp;= reader.<a class="code" href="classimpala_1_1BitReader__8byte.html#a744617f92cd6341740019af5f4861f4c">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; data-&gt;<a class="code" href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">result</a> &amp;= reader.<a class="code" href="classimpala_1_1BitReader__8byte.html#a744617f92cd6341740019af5f4861f4c">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; data-&gt;<a class="code" href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">result</a> &amp;= reader.<a class="code" href="classimpala_1_1BitReader__8byte.html#a744617f92cd6341740019af5f4861f4c">GetValue</a>(data-&gt;<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a>, &amp;v);</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; }</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; }</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; CHECK(data-&gt;<a class="code" href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">result</a>);</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;}</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;</div>
<div class="line"><a name="l00192"></a><span class="lineno"><a class="line" href="rle-benchmark_8cc.html#a3c04138a5bfe5d72780bb7e82a18e627"> 192</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="rle-benchmark_8cc.html#a3c04138a5bfe5d72780bb7e82a18e627">main</a>(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span>** argv) {</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; <a class="code" href="classimpala_1_1CpuInfo.html#ab63b1a50201fc23934e209f407945674">CpuInfo::Init</a>();</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; <a class="code" href="classimpala_1_1MemTracker.html">MemTracker</a> <a class="code" href="expr-benchmark_8cc.html#ad327327fa716227ff7993880cbc4698f">tracker</a>;</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; <a class="code" href="classimpala_1_1MemPool.html">MemPool</a> <a class="code" href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a>(&amp;tracker);</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <span class="keywordtype">int</span> num_values = 4096;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; <span class="keywordtype">int</span> max_bits = 16;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; <a class="code" href="classimpala_1_1Benchmark.html">Benchmark</a> encode_suite(<span class="stringliteral">&quot;encode&quot;</span>);</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; <a class="code" href="structTestData.html">TestData</a> data[max_bits];</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; max_bits; ++i) {</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; data[i].<a class="code" href="structTestData.html#aeb73f05b9d6928614b5546b37775e1bf">buffer</a> = <span class="keyword">new</span> uint8_t[<a class="code" href="rle-benchmark_8cc.html#a39a8412068718c1881059d86b9d9f444">BUFFER_LEN</a>];</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; data[i].<a class="code" href="structTestData.html#a247163e5c3d186959bd569ffa5b9b30c">num_values</a> = num_values;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; data[i].<a class="code" href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">num_bits</a> = i + 1;</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; data[i].<a class="code" href="structTestData.html#aef2130eee42ea1f4da69f7d788946c8f">max_value</a> = 1 &lt;&lt; i;</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; data[i].<a class="code" href="structTestData.html#afe35aed7a6080d86a4ec6081ec88b0d3">pool</a> = &amp;<a class="code" href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a>;</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; stringstream suffix;</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; suffix &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; (i+1) &lt;&lt; <span class="stringliteral">&quot;-Bit&quot;</span>;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; stringstream <a class="code" href="namespaceimpala.html#aaebb9aadfa9e5aec064bc26565df06d3">name</a>;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; name &lt;&lt; <span class="stringliteral">&quot;\&quot;BitWriter (8 byte)&quot;</span> &lt;&lt; suffix.str() &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160; <span class="keywordtype">int</span> baseline =</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; encode_suite.<a class="code" href="classimpala_1_1Benchmark.html#a34f4f9c4d1f8feff842fdb3dfd753086">AddBenchmark</a>(name.str(), <a class="code" href="rle-benchmark_8cc.html#a8f9620a982142d47e0a481eaa01a96bd">TestBitWriter8ByteEncode</a>, &amp;data[i], -1);</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160;</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; name.str(<span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; name &lt;&lt; <span class="stringliteral">&quot;\&quot;BitWriter&quot;</span> &lt;&lt; suffix.str() &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; encode_suite.<a class="code" href="classimpala_1_1Benchmark.html#a34f4f9c4d1f8feff842fdb3dfd753086">AddBenchmark</a>(name.str(), <a class="code" href="rle-benchmark_8cc.html#a2e4cba7e98def0f9b965461ad8a4dda6">TestBitWriterEncode</a>, &amp;data[i], baseline);</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160; }</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160; cout &lt;&lt; encode_suite.<a class="code" href="classimpala_1_1Benchmark.html#a50a87fc22ee0a88a818b8b310fbad183">Measure</a>() &lt;&lt; endl;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160; <a class="code" href="classimpala_1_1Benchmark.html">Benchmark</a> decode_suite(<span class="stringliteral">&quot;decode&quot;</span>);</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; max_bits; ++i) {</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160; stringstream suffix;</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; suffix &lt;&lt; <span class="stringliteral">&quot; &quot;</span> &lt;&lt; (i+1) &lt;&lt; <span class="stringliteral">&quot;-Bit&quot;</span>;</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160;</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160; stringstream <a class="code" href="namespaceimpala.html#aaebb9aadfa9e5aec064bc26565df06d3">name</a>;</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160; name &lt;&lt; <span class="stringliteral">&quot;\&quot;BitWriter (8 byte)&quot;</span> &lt;&lt; suffix.str() &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160; <span class="keywordtype">int</span> baseline =</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160; decode_suite.<a class="code" href="classimpala_1_1Benchmark.html#a34f4f9c4d1f8feff842fdb3dfd753086">AddBenchmark</a>(name.str(), <a class="code" href="rle-benchmark_8cc.html#ab2a33d8cc5d3cc620c0a52230c6ea150">TestBitWriter8ByteDecode</a>, &amp;data[i], -1);</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160;</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; name.str(<span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160; name &lt;&lt; <span class="stringliteral">&quot;\&quot;BitWriter&quot;</span> &lt;&lt; suffix.str() &lt;&lt; <span class="stringliteral">&quot;\&quot;&quot;</span>;</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; decode_suite.<a class="code" href="classimpala_1_1Benchmark.html#a34f4f9c4d1f8feff842fdb3dfd753086">AddBenchmark</a>(name.str(), <a class="code" href="rle-benchmark_8cc.html#a8c16dcf8b58945f30c60aa27ea86d36b">TestBitWriterDecode</a>, &amp;data[i], baseline);</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; }</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160; cout &lt;&lt; decode_suite.<a class="code" href="classimpala_1_1Benchmark.html#a50a87fc22ee0a88a818b8b310fbad183">Measure</a>() &lt;&lt; endl;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160;</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160; <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160;}</div>
<div class="ttc" id="classimpala_1_1BitWriter_html_ae21363cc6a60255901c4fbfe12401a97"><div class="ttname"><a href="classimpala_1_1BitWriter.html#ae21363cc6a60255901c4fbfe12401a97">impala::BitWriter::PutValue</a></div><div class="ttdeci">bool PutValue(uint64_t v, int num_bits)</div><div class="ttdef"><b>Definition:</b> <a href="bit-stream-utils_8inline_8h_source.html#l00023">bit-stream-utils.inline.h:23</a></div></div>
<div class="ttc" id="classimpala_1_1Benchmark_html_a34f4f9c4d1f8feff842fdb3dfd753086"><div class="ttname"><a href="classimpala_1_1Benchmark.html#a34f4f9c4d1f8feff842fdb3dfd753086">impala::Benchmark::AddBenchmark</a></div><div class="ttdeci">int AddBenchmark(const std::string &amp;name, BenchmarkFunction fn, void *args, int baseline_idx=0)</div><div class="ttdef"><b>Definition:</b> <a href="benchmark_8cc_source.html#l00070">benchmark.cc:70</a></div></div>
<div class="ttc" id="classimpala_1_1Benchmark_html"><div class="ttname"><a href="classimpala_1_1Benchmark.html">impala::Benchmark</a></div><div class="ttdef"><b>Definition:</b> <a href="benchmark_8h_source.html#l00031">benchmark.h:31</a></div></div>
<div class="ttc" id="expr-benchmark_8cc_html_ad327327fa716227ff7993880cbc4698f"><div class="ttname"><a href="expr-benchmark_8cc.html#ad327327fa716227ff7993880cbc4698f">tracker</a></div><div class="ttdeci">MemTracker tracker</div><div class="ttdef"><b>Definition:</b> <a href="expr-benchmark_8cc_source.html#l00090">expr-benchmark.cc:90</a></div></div>
<div class="ttc" id="bit-stream-utils_88byte_8inline_8h_html"><div class="ttname"><a href="bit-stream-utils_88byte_8inline_8h.html">bit-stream-utils.8byte.inline.h</a></div></div>
<div class="ttc" id="classimpala_1_1BitWriter__8byte_html"><div class="ttname"><a href="classimpala_1_1BitWriter__8byte.html">impala::BitWriter_8byte</a></div><div class="ttdef"><b>Definition:</b> <a href="bit-stream-utils_88byte_8h_source.html#l00030">bit-stream-utils.8byte.h:30</a></div></div>
<div class="ttc" id="rle-benchmark_8cc_html_a3c04138a5bfe5d72780bb7e82a18e627"><div class="ttname"><a href="rle-benchmark_8cc.html#a3c04138a5bfe5d72780bb7e82a18e627">main</a></div><div class="ttdeci">int main(int argc, char **argv)</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00192">rle-benchmark.cc:192</a></div></div>
<div class="ttc" id="mem-tracker_8h_html"><div class="ttname"><a href="mem-tracker_8h.html">mem-tracker.h</a></div></div>
<div class="ttc" id="rle-benchmark_8cc_html_a8c16dcf8b58945f30c60aa27ea86d36b"><div class="ttname"><a href="rle-benchmark_8cc.html#a8c16dcf8b58945f30c60aa27ea86d36b">TestBitWriterDecode</a></div><div class="ttdeci">void TestBitWriterDecode(int batch_size, void *d)</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00152">rle-benchmark.cc:152</a></div></div>
<div class="ttc" id="classimpala_1_1Benchmark_html_a50a87fc22ee0a88a818b8b310fbad183"><div class="ttname"><a href="classimpala_1_1Benchmark.html#a50a87fc22ee0a88a818b8b310fbad183">impala::Benchmark::Measure</a></div><div class="ttdeci">std::string Measure()</div><div class="ttdoc">Runs all the benchmarks and returns the result in a formatted string. </div><div class="ttdef"><b>Definition:</b> <a href="benchmark_8cc_source.html#l00083">benchmark.cc:83</a></div></div>
<div class="ttc" id="structTestData_html_afe35aed7a6080d86a4ec6081ec88b0d3"><div class="ttname"><a href="structTestData.html#afe35aed7a6080d86a4ec6081ec88b0d3">TestData::pool</a></div><div class="ttdeci">MemPool * pool</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00109">rle-benchmark.cc:109</a></div></div>
<div class="ttc" id="rle-benchmark_8cc_html_ab2a33d8cc5d3cc620c0a52230c6ea150"><div class="ttname"><a href="rle-benchmark_8cc.html#ab2a33d8cc5d3cc620c0a52230c6ea150">TestBitWriter8ByteDecode</a></div><div class="ttdeci">void TestBitWriter8ByteDecode(int batch_size, void *d)</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00171">rle-benchmark.cc:171</a></div></div>
<div class="ttc" id="structTestData_html_aeb73f05b9d6928614b5546b37775e1bf"><div class="ttname"><a href="structTestData.html#aeb73f05b9d6928614b5546b37775e1bf">TestData::buffer</a></div><div class="ttdeci">uint8_t * buffer</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00105">rle-benchmark.cc:105</a></div></div>
<div class="ttc" id="structTestData_html_a247163e5c3d186959bd569ffa5b9b30c"><div class="ttname"><a href="structTestData.html#a247163e5c3d186959bd569ffa5b9b30c">TestData::num_values</a></div><div class="ttdeci">int num_values</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00106">rle-benchmark.cc:106</a></div></div>
<div class="ttc" id="structTestData_html_a665c72e091ddcb87c36019fbbb031db2"><div class="ttname"><a href="structTestData.html#a665c72e091ddcb87c36019fbbb031db2">TestData::array</a></div><div class="ttdeci">uint8_t * array</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00104">rle-benchmark.cc:104</a></div></div>
<div class="ttc" id="classimpala_1_1MemPool_html"><div class="ttname"><a href="classimpala_1_1MemPool.html">impala::MemPool</a></div><div class="ttdef"><b>Definition:</b> <a href="mem-pool_8h_source.html#l00077">mem-pool.h:77</a></div></div>
<div class="ttc" id="structTestData_html_ae6de37ba733147b0a0565aa93f98131f"><div class="ttname"><a href="structTestData.html#ae6de37ba733147b0a0565aa93f98131f">TestData::num_bits</a></div><div class="ttdeci">int num_bits</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00107">rle-benchmark.cc:107</a></div></div>
<div class="ttc" id="rle-benchmark_8cc_html_a2e4cba7e98def0f9b965461ad8a4dda6"><div class="ttname"><a href="rle-benchmark_8cc.html#a2e4cba7e98def0f9b965461ad8a4dda6">TestBitWriterEncode</a></div><div class="ttdeci">void TestBitWriterEncode(int batch_size, void *d)</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00113">rle-benchmark.cc:113</a></div></div>
<div class="ttc" id="classimpala_1_1BitReader__8byte_html_a744617f92cd6341740019af5f4861f4c"><div class="ttname"><a href="classimpala_1_1BitReader__8byte.html#a744617f92cd6341740019af5f4861f4c">impala::BitReader_8byte::GetValue</a></div><div class="ttdeci">bool GetValue(int num_bits, T *v)</div><div class="ttdef"><b>Definition:</b> <a href="bit-stream-utils_88byte_8inline_8h_source.html#l00087">bit-stream-utils.8byte.inline.h:87</a></div></div>
<div class="ttc" id="expr-benchmark_8cc_html_a3a5de7bd423fbc0afc4cf935c166ca6b"><div class="ttname"><a href="expr-benchmark_8cc.html#a3a5de7bd423fbc0afc4cf935c166ca6b">pool</a></div><div class="ttdeci">ObjectPool pool</div><div class="ttdef"><b>Definition:</b> <a href="expr-benchmark_8cc_source.html#l00089">expr-benchmark.cc:89</a></div></div>
<div class="ttc" id="structTestData_html"><div class="ttname"><a href="structTestData.html">TestData</a></div><div class="ttdef"><b>Definition:</b> <a href="atod-benchmark_8cc_source.html#l00037">atod-benchmark.cc:37</a></div></div>
<div class="ttc" id="classimpala_1_1BitWriter_html_ad13d095b59cc0a7a3653c01dbb2640b6"><div class="ttname"><a href="classimpala_1_1BitWriter.html#ad13d095b59cc0a7a3653c01dbb2640b6">impala::BitWriter::Flush</a></div><div class="ttdeci">void Flush(bool align=false)</div><div class="ttdef"><b>Definition:</b> <a href="bit-stream-utils_8inline_8h_source.html#l00045">bit-stream-utils.inline.h:45</a></div></div>
<div class="ttc" id="structTestData_html_aef2130eee42ea1f4da69f7d788946c8f"><div class="ttname"><a href="structTestData.html#aef2130eee42ea1f4da69f7d788946c8f">TestData::max_value</a></div><div class="ttdeci">int max_value</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00108">rle-benchmark.cc:108</a></div></div>
<div class="ttc" id="classimpala_1_1BitUtil_html_a372c4cce3b2fd79c710ec36d01afda07"><div class="ttname"><a href="classimpala_1_1BitUtil.html#a372c4cce3b2fd79c710ec36d01afda07">impala::BitUtil::Ceil</a></div><div class="ttdeci">static int Ceil(int value, int divisor)</div><div class="ttdoc">Returns the ceil of value/divisor. </div><div class="ttdef"><b>Definition:</b> <a href="bit-util_8h_source.html#l00032">bit-util.h:32</a></div></div>
<div class="ttc" id="classimpala_1_1MemTracker_html"><div class="ttname"><a href="classimpala_1_1MemTracker.html">impala::MemTracker</a></div><div class="ttdoc">This class is thread-safe. </div><div class="ttdef"><b>Definition:</b> <a href="mem-tracker_8h_source.html#l00061">mem-tracker.h:61</a></div></div>
<div class="ttc" id="bit-stream-utils_8inline_8h_html"><div class="ttname"><a href="bit-stream-utils_8inline_8h.html">bit-stream-utils.inline.h</a></div></div>
<div class="ttc" id="classimpala_1_1BitReader_html"><div class="ttname"><a href="classimpala_1_1BitReader.html">impala::BitReader</a></div><div class="ttdef"><b>Definition:</b> <a href="bit-stream-utils_8h_source.html#l00092">bit-stream-utils.h:92</a></div></div>
<div class="ttc" id="rle-benchmark_8cc_html_a8f9620a982142d47e0a481eaa01a96bd"><div class="ttname"><a href="rle-benchmark_8cc.html#a8f9620a982142d47e0a481eaa01a96bd">TestBitWriter8ByteEncode</a></div><div class="ttdeci">void TestBitWriter8ByteEncode(int batch_size, void *d)</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00133">rle-benchmark.cc:133</a></div></div>
<div class="ttc" id="rle-benchmark_8cc_html_a39a8412068718c1881059d86b9d9f444"><div class="ttname"><a href="rle-benchmark_8cc.html#a39a8412068718c1881059d86b9d9f444">BUFFER_LEN</a></div><div class="ttdeci">const int BUFFER_LEN</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00101">rle-benchmark.cc:101</a></div></div>
<div class="ttc" id="classimpala_1_1BitWriter_html"><div class="ttname"><a href="classimpala_1_1BitWriter.html">impala::BitWriter</a></div><div class="ttdef"><b>Definition:</b> <a href="bit-stream-utils_8h_source.html#l00030">bit-stream-utils.h:30</a></div></div>
<div class="ttc" id="mem-pool_8h_html"><div class="ttname"><a href="mem-pool_8h.html">mem-pool.h</a></div></div>
<div class="ttc" id="structTestData_html_af3d1c2c5d3d9e0346887cd4240f773f6"><div class="ttname"><a href="structTestData.html#af3d1c2c5d3d9e0346887cd4240f773f6">TestData::result</a></div><div class="ttdeci">vector&lt; Decimal &gt; result</div><div class="ttdef"><b>Definition:</b> <a href="atod-benchmark_8cc_source.html#l00043">atod-benchmark.cc:43</a></div></div>
<div class="ttc" id="names_8h_html"><div class="ttname"><a href="names_8h.html">names.h</a></div></div>
<div class="ttc" id="classimpala_1_1CpuInfo_html_ab63b1a50201fc23934e209f407945674"><div class="ttname"><a href="classimpala_1_1CpuInfo.html#ab63b1a50201fc23934e209f407945674">impala::CpuInfo::Init</a></div><div class="ttdeci">static void Init()</div><div class="ttdoc">Initialize CpuInfo. </div><div class="ttdef"><b>Definition:</b> <a href="cpu-info_8cc_source.html#l00075">cpu-info.cc:75</a></div></div>
<div class="ttc" id="classimpala_1_1BitReader__8byte_html"><div class="ttname"><a href="classimpala_1_1BitReader__8byte.html">impala::BitReader_8byte</a></div><div class="ttdef"><b>Definition:</b> <a href="bit-stream-utils_88byte_8h_source.html#l00084">bit-stream-utils.8byte.h:84</a></div></div>
<div class="ttc" id="benchmark_8h_html"><div class="ttname"><a href="benchmark_8h.html">benchmark.h</a></div></div>
<div class="ttc" id="structTestData_html_a743f4930c9100cdb88a936167bab141e"><div class="ttname"><a href="structTestData.html#a743f4930c9100cdb88a936167bab141e">TestData::result</a></div><div class="ttdeci">bool result</div><div class="ttdef"><b>Definition:</b> <a href="rle-benchmark_8cc_source.html#l00110">rle-benchmark.cc:110</a></div></div>
<div class="ttc" id="namespaceimpala_html_aaebb9aadfa9e5aec064bc26565df06d3"><div class="ttname"><a href="namespaceimpala.html#aaebb9aadfa9e5aec064bc26565df06d3">impala::name</a></div><div class="ttdeci">string name</div><div class="ttdef"><b>Definition:</b> <a href="cpu-info_8cc_source.html#l00050">cpu-info.cc:50</a></div></div>
<div class="ttc" id="classimpala_1_1BitWriter__8byte_html_a6057d22ba0fafddf4caea3f190bac7a3"><div class="ttname"><a href="classimpala_1_1BitWriter__8byte.html#a6057d22ba0fafddf4caea3f190bac7a3">impala::BitWriter_8byte::PutValue</a></div><div class="ttdeci">bool PutValue(uint64_t v, int num_bits)</div><div class="ttdef"><b>Definition:</b> <a href="bit-stream-utils_88byte_8inline_8h_source.html#l00023">bit-stream-utils.8byte.inline.h:23</a></div></div>
<div class="ttc" id="cpu-info_8h_html"><div class="ttname"><a href="cpu-info_8h.html">cpu-info.h</a></div></div>
<div class="ttc" id="classimpala_1_1BitReader_html_a6fb11125149229ec58ec2340d7d457c8"><div class="ttname"><a href="classimpala_1_1BitReader.html#a6fb11125149229ec58ec2340d7d457c8">impala::BitReader::GetValue</a></div><div class="ttdeci">bool GetValue(int num_bits, T *v)</div><div class="ttdef"><b>Definition:</b> <a href="bit-stream-utils_8inline_8h_source.html#l00085">bit-stream-utils.inline.h:85</a></div></div>
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